From ab9ac5acca1eb3570d340d5dc6a0f3154de81f41 Mon Sep 17 00:00:00 2001 From: Dan Bagnell Date: Mon, 10 Apr 2017 16:06:00 -0400 Subject: [PATCH 01/10] Upgrade to FXAA 3.11. WIP. --- Source/Scene/FXAA.js | 52 +- Source/Shaders/PostProcessFilters/FXAA.glsl | 272 +-- .../Shaders/PostProcessFilters/FXAA3_11.glsl | 2074 +++++++++++++++++ 3 files changed, 2152 insertions(+), 246 deletions(-) create mode 100644 Source/Shaders/PostProcessFilters/FXAA3_11.glsl diff --git a/Source/Scene/FXAA.js b/Source/Scene/FXAA.js index 783bb7485c49..033e47f140d3 100644 --- a/Source/Scene/FXAA.js +++ b/Source/Scene/FXAA.js @@ -12,8 +12,13 @@ define([ '../Renderer/Renderbuffer', '../Renderer/RenderbufferFormat', '../Renderer/RenderState', + '../Renderer/Sampler', '../Renderer/Texture', - '../Shaders/PostProcessFilters/FXAA' + '../Renderer/TextureMagnificationFilter', + '../Renderer/TextureMinificationFilter', + '../Renderer/TextureWrap', + '../Shaders/PostProcessFilters/FXAA', + '../Shaders/PostProcessFilters/FXAA3_11' ], function( BoundingRectangle, Cartesian2, @@ -27,8 +32,13 @@ define([ Renderbuffer, RenderbufferFormat, RenderState, + Sampler, Texture, - FXAAFS) { + TextureMagnificationFilter, + TextureMinificationFilter, + TextureWrap, + FXAAFS, + FXAA3_11) { 'use strict'; /** @@ -50,6 +60,11 @@ define([ owner : this }); this._clearCommand = clearCommand; + + this._qualityPreset = 39; + this._qualitySubPix = 0.5; + this._qualityEdgeThreshold = 0.125; + this._qualityEdgeThresholdMin = 0.0833; } function destroyResources(fxaa) { @@ -85,7 +100,13 @@ define([ width : width, height : height, pixelFormat : PixelFormat.RGBA, - pixelDatatype : PixelDatatype.UNSIGNED_BYTE + pixelDatatype : PixelDatatype.UNSIGNED_BYTE, + sampler : new Sampler({ + wrapS : TextureWrap.CLAMP_TO_EDGE, + wrapT : TextureWrap.CLAMP_TO_EDGE, + minificationFilter : TextureMinificationFilter.LINEAR, + magnificationFilter : TextureMagnificationFilter.LINEAR + }) }); if (context.depthTexture) { @@ -119,7 +140,15 @@ define([ } if (!defined(this._command)) { - this._command = context.createViewportQuadCommand(FXAAFS, { + var fs = + '#define FXAA_PC 1\n' + + '#define FXAA_WEBGL_1 1\n' + + '#define FXAA_QUALITY_PRESET 39\n' + + '#define FXAA_GREEN_AS_LUMA 1\n' + + FXAA3_11 + '\n' + + FXAAFS; + + this._command = context.createViewportQuadCommand(fs, { owner : this }); } @@ -137,13 +166,22 @@ define([ if (textureChanged) { var that = this; - var step = new Cartesian2(1.0 / this._texture.width, 1.0 / this._texture.height); + var rcpFrame = new Cartesian2(1.0 / this._texture.width, 1.0 / this._texture.height); this._command.uniformMap = { u_texture : function() { return that._texture; }, - u_step : function() { - return step; + u_fxaaQualityRcpFrame : function() { + return rcpFrame; + }, + u_fxaaQualitySubpix : function() { + return that._qualitySubPix; + }, + u_fxaaQualityEdgeThreshold : function() { + return that._qualityEdgeThreshold; + }, + u_fxaaQualityEdgeThresholdMin : function() { + return that._qualityEdgeThresholdMin; } }; } diff --git a/Source/Shaders/PostProcessFilters/FXAA.glsl b/Source/Shaders/PostProcessFilters/FXAA.glsl index edd2b911e4be..534878719fbd 100644 --- a/Source/Shaders/PostProcessFilters/FXAA.glsl +++ b/Source/Shaders/PostProcessFilters/FXAA.glsl @@ -1,245 +1,39 @@ -/** - * @license - * Copyright (c) 2011 NVIDIA Corporation. All rights reserved. - * - * TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THIS SOFTWARE IS PROVIDED - * *AS IS* AND NVIDIA AND ITS SUPPLIERS DISCLAIM ALL WARRANTIES, EITHER EXPRESS - * OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, NONINFRINGEMENT,IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL NVIDIA - * OR ITS SUPPLIERS BE LIABLE FOR ANY DIRECT, SPECIAL, INCIDENTAL, INDIRECT, OR - * CONSEQUENTIAL DAMAGES WHATSOEVER (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS - * OF BUSINESS PROFITS, BUSINESS INTERRUPTION, LOSS OF BUSINESS INFORMATION, OR ANY - * OTHER PECUNIARY LOSS) ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, - * EVEN IF NVIDIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. - */ - -/* -FXAA_PRESET - Choose compile-in knob preset 0-5. ------------------------------------------------------------------------------- -FXAA_EDGE_THRESHOLD - The minimum amount of local contrast required - to apply algorithm. - 1.0/3.0 - too little - 1.0/4.0 - good start - 1.0/8.0 - applies to more edges - 1.0/16.0 - overkill ------------------------------------------------------------------------------- -FXAA_EDGE_THRESHOLD_MIN - Trims the algorithm from processing darks. - Perf optimization. - 1.0/32.0 - visible limit (smaller isn't visible) - 1.0/16.0 - good compromise - 1.0/12.0 - upper limit (seeing artifacts) ------------------------------------------------------------------------------- -FXAA_SEARCH_STEPS - Maximum number of search steps for end of span. ------------------------------------------------------------------------------- -FXAA_SEARCH_THRESHOLD - Controls when to stop searching. - 1.0/4.0 - seems to be the best quality wise ------------------------------------------------------------------------------- -FXAA_SUBPIX_TRIM - Controls sub-pixel aliasing removal. - 1.0/2.0 - low removal - 1.0/3.0 - medium removal - 1.0/4.0 - default removal - 1.0/8.0 - high removal - 0.0 - complete removal ------------------------------------------------------------------------------- -FXAA_SUBPIX_CAP - Insures fine detail is not completely removed. - This is important for the transition of sub-pixel detail, - like fences and wires. - 3.0/4.0 - default (medium amount of filtering) - 7.0/8.0 - high amount of filtering - 1.0 - no capping of sub-pixel aliasing removal -*/ - -#ifndef FXAA_PRESET - #define FXAA_PRESET 3 -#endif -#if (FXAA_PRESET == 3) - #define FXAA_EDGE_THRESHOLD (1.0/8.0) - #define FXAA_EDGE_THRESHOLD_MIN (1.0/24.0) - #define FXAA_SEARCH_STEPS 16 - #define FXAA_SEARCH_THRESHOLD (1.0/4.0) - #define FXAA_SUBPIX_CAP (3.0/4.0) - #define FXAA_SUBPIX_TRIM (1.0/4.0) -#endif -#if (FXAA_PRESET == 4) - #define FXAA_EDGE_THRESHOLD (1.0/8.0) - #define FXAA_EDGE_THRESHOLD_MIN (1.0/24.0) - #define FXAA_SEARCH_STEPS 24 - #define FXAA_SEARCH_THRESHOLD (1.0/4.0) - #define FXAA_SUBPIX_CAP (3.0/4.0) - #define FXAA_SUBPIX_TRIM (1.0/4.0) -#endif -#if (FXAA_PRESET == 5) - #define FXAA_EDGE_THRESHOLD (1.0/8.0) - #define FXAA_EDGE_THRESHOLD_MIN (1.0/24.0) - #define FXAA_SEARCH_STEPS 32 - #define FXAA_SEARCH_THRESHOLD (1.0/4.0) - #define FXAA_SUBPIX_CAP (3.0/4.0) - #define FXAA_SUBPIX_TRIM (1.0/4.0) -#endif - -#define FXAA_SUBPIX_TRIM_SCALE (1.0/(1.0 - FXAA_SUBPIX_TRIM)) - -// Return the luma, the estimation of luminance from rgb inputs. -// This approximates luma using one FMA instruction, -// skipping normalization and tossing out blue. -// FxaaLuma() will range 0.0 to 2.963210702. -float FxaaLuma(vec3 rgb) { - return rgb.y * (0.587/0.299) + rgb.x; -} - -vec3 FxaaLerp3(vec3 a, vec3 b, float amountOfA) { - return (vec3(-amountOfA) * b) + ((a * vec3(amountOfA)) + b); -} - -vec4 FxaaTexOff(sampler2D tex, vec2 pos, ivec2 off, vec2 rcpFrame) { - float x = pos.x + float(off.x) * rcpFrame.x; - float y = pos.y + float(off.y) * rcpFrame.y; - return texture2D(tex, vec2(x, y)); -} - -// pos is the output of FxaaVertexShader interpolated across screen. -// xy -> actual texture position {0.0 to 1.0} -// rcpFrame should be a uniform equal to {1.0/frameWidth, 1.0/frameHeight} -vec3 FxaaPixelShader(vec2 pos, sampler2D tex, vec2 rcpFrame) -{ - vec3 rgbN = FxaaTexOff(tex, pos.xy, ivec2( 0,-1), rcpFrame).xyz; - vec3 rgbW = FxaaTexOff(tex, pos.xy, ivec2(-1, 0), rcpFrame).xyz; - vec3 rgbM = FxaaTexOff(tex, pos.xy, ivec2( 0, 0), rcpFrame).xyz; - vec3 rgbE = FxaaTexOff(tex, pos.xy, ivec2( 1, 0), rcpFrame).xyz; - vec3 rgbS = FxaaTexOff(tex, pos.xy, ivec2( 0, 1), rcpFrame).xyz; - - float lumaN = FxaaLuma(rgbN); - float lumaW = FxaaLuma(rgbW); - float lumaM = FxaaLuma(rgbM); - float lumaE = FxaaLuma(rgbE); - float lumaS = FxaaLuma(rgbS); - float rangeMin = min(lumaM, min(min(lumaN, lumaW), min(lumaS, lumaE))); - float rangeMax = max(lumaM, max(max(lumaN, lumaW), max(lumaS, lumaE))); - - float range = rangeMax - rangeMin; - if(range < max(FXAA_EDGE_THRESHOLD_MIN, rangeMax * FXAA_EDGE_THRESHOLD)) - { - return rgbM; - } - - vec3 rgbL = rgbN + rgbW + rgbM + rgbE + rgbS; - - float lumaL = (lumaN + lumaW + lumaE + lumaS) * 0.25; - float rangeL = abs(lumaL - lumaM); - float blendL = max(0.0, (rangeL / range) - FXAA_SUBPIX_TRIM) * FXAA_SUBPIX_TRIM_SCALE; - blendL = min(FXAA_SUBPIX_CAP, blendL); - - vec3 rgbNW = FxaaTexOff(tex, pos.xy, ivec2(-1,-1), rcpFrame).xyz; - vec3 rgbNE = FxaaTexOff(tex, pos.xy, ivec2( 1,-1), rcpFrame).xyz; - vec3 rgbSW = FxaaTexOff(tex, pos.xy, ivec2(-1, 1), rcpFrame).xyz; - vec3 rgbSE = FxaaTexOff(tex, pos.xy, ivec2( 1, 1), rcpFrame).xyz; - rgbL += (rgbNW + rgbNE + rgbSW + rgbSE); - rgbL *= vec3(1.0/9.0); - - float lumaNW = FxaaLuma(rgbNW); - float lumaNE = FxaaLuma(rgbNE); - float lumaSW = FxaaLuma(rgbSW); - float lumaSE = FxaaLuma(rgbSE); - - float edgeVert = - abs((0.25 * lumaNW) + (-0.5 * lumaN) + (0.25 * lumaNE)) + - abs((0.50 * lumaW ) + (-1.0 * lumaM) + (0.50 * lumaE )) + - abs((0.25 * lumaSW) + (-0.5 * lumaS) + (0.25 * lumaSE)); - float edgeHorz = - abs((0.25 * lumaNW) + (-0.5 * lumaW) + (0.25 * lumaSW)) + - abs((0.50 * lumaN ) + (-1.0 * lumaM) + (0.50 * lumaS )) + - abs((0.25 * lumaNE) + (-0.5 * lumaE) + (0.25 * lumaSE)); - - bool horzSpan = edgeHorz >= edgeVert; - float lengthSign = horzSpan ? -rcpFrame.y : -rcpFrame.x; - - if(!horzSpan) - { - lumaN = lumaW; - lumaS = lumaE; - } - - float gradientN = abs(lumaN - lumaM); - float gradientS = abs(lumaS - lumaM); - lumaN = (lumaN + lumaM) * 0.5; - lumaS = (lumaS + lumaM) * 0.5; - - if (gradientN < gradientS) - { - lumaN = lumaS; - lumaN = lumaS; - gradientN = gradientS; - lengthSign *= -1.0; - } - - vec2 posN; - posN.x = pos.x + (horzSpan ? 0.0 : lengthSign * 0.5); - posN.y = pos.y + (horzSpan ? lengthSign * 0.5 : 0.0); - - gradientN *= FXAA_SEARCH_THRESHOLD; - - vec2 posP = posN; - vec2 offNP = horzSpan ? vec2(rcpFrame.x, 0.0) : vec2(0.0, rcpFrame.y); - float lumaEndN = lumaN; - float lumaEndP = lumaN; - bool doneN = false; - bool doneP = false; - posN += offNP * vec2(-1.0, -1.0); - posP += offNP * vec2( 1.0, 1.0); - - for(int i = 0; i < FXAA_SEARCH_STEPS; i++) { - if(!doneN) - { - lumaEndN = FxaaLuma(texture2D(tex, posN.xy).xyz); - } - if(!doneP) - { - lumaEndP = FxaaLuma(texture2D(tex, posP.xy).xyz); - } - - doneN = doneN || (abs(lumaEndN - lumaN) >= gradientN); - doneP = doneP || (abs(lumaEndP - lumaN) >= gradientN); - - if(doneN && doneP) - { - break; - } - if(!doneN) - { - posN -= offNP; - } - if(!doneP) - { - posP += offNP; - } - } - - float dstN = horzSpan ? pos.x - posN.x : pos.y - posN.y; - float dstP = horzSpan ? posP.x - pos.x : posP.y - pos.y; - bool directionN = dstN < dstP; - lumaEndN = directionN ? lumaEndN : lumaEndP; - - if(((lumaM - lumaN) < 0.0) == ((lumaEndN - lumaN) < 0.0)) - { - lengthSign = 0.0; - } - - - float spanLength = (dstP + dstN); - dstN = directionN ? dstN : dstP; - float subPixelOffset = (0.5 + (dstN * (-1.0/spanLength))) * lengthSign; - vec3 rgbF = texture2D(tex, vec2( - pos.x + (horzSpan ? 0.0 : subPixelOffset), - pos.y + (horzSpan ? subPixelOffset : 0.0))).xyz; - return FxaaLerp3(rgbL, rgbF, blendL); -} +varying vec2 v_textureCoordinates; uniform sampler2D u_texture; -uniform vec2 u_step; - -varying vec2 v_textureCoordinates; +uniform vec2 u_fxaaQualityRcpFrame; +uniform float u_fxaaQualitySubpix; +uniform float u_fxaaQualityEdgeThreshold; +uniform float u_fxaaQualityEdgeThresholdMin; + + +// unused constants, only used on consoles +vec4 fxaaConsolePosPos = vec4(0.0); +vec4 fxaaConsoleRcpFrameOpt = vec4(0.0); +vec4 fxaaConsoleRcpFrameOpt2 = vec4(0.0); +vec4 fxaaConsole360RcpFrameOpt2 = vec4(0.0); +float fxaaConsoleEdgeSharpness = 0.0; +float fxaaConsoleEdgeThreshold = 0.0; +float fxaaConsoleEdgeThresholdMin = 0.0; +vec4 fxaaConsole360ConstDir = vec4(0.0); void main() { - gl_FragColor = vec4(FxaaPixelShader(v_textureCoordinates, u_texture, u_step), 1.0); + gl_FragColor = FxaaPixelShader( + v_textureCoordinates, + fxaaConsolePosPos, + u_texture, + u_texture, + u_texture, + u_fxaaQualityRcpFrame, + fxaaConsoleRcpFrameOpt, + fxaaConsoleRcpFrameOpt2, + fxaaConsole360RcpFrameOpt2, + u_fxaaQualitySubpix, + u_fxaaQualityEdgeThreshold, + u_fxaaQualityEdgeThresholdMin, + fxaaConsoleEdgeSharpness, + fxaaConsoleEdgeThreshold, + fxaaConsoleEdgeThresholdMin, + fxaaConsole360ConstDir); } diff --git a/Source/Shaders/PostProcessFilters/FXAA3_11.glsl b/Source/Shaders/PostProcessFilters/FXAA3_11.glsl new file mode 100644 index 000000000000..bed7ce8d50df --- /dev/null +++ b/Source/Shaders/PostProcessFilters/FXAA3_11.glsl @@ -0,0 +1,2074 @@ +/** + * @license + * Copyright (c) 2014-2015, NVIDIA CORPORATION. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of NVIDIA CORPORATION nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/*============================================================================ + + + NVIDIA FXAA 3.11 by TIMOTHY LOTTES + +------------------------------------------------------------------------------ + INTEGRATION CHECKLIST +------------------------------------------------------------------------------ +(1.) +In the shader source, setup defines for the desired configuration. +When providing multiple shaders (for different presets), +simply setup the defines differently in multiple files. +Example, + + #define FXAA_PC 1 + #define FXAA_HLSL_5 1 + #define FXAA_QUALITY_PRESET 12 + +Or, + + #define FXAA_360 1 + +Or, + + #define FXAA_PS3 1 + +Etc. + +(2.) +Then include this file, + + #include "Fxaa3_11.h" + +(3.) +Then call the FXAA pixel shader from within your desired shader. +Look at the FXAA Quality FxaaPixelShader() for docs on inputs. +As for FXAA 3.11 all inputs for all shaders are the same +to enable easy porting between platforms. + + return FxaaPixelShader(...); + +(4.) +Insure pass prior to FXAA outputs RGBL (see next section). +Or use, + + #define FXAA_GREEN_AS_LUMA 1 + +(5.) +Setup engine to provide the following constants +which are used in the FxaaPixelShader() inputs, + + FxaaFloat2 fxaaQualityRcpFrame, + FxaaFloat4 fxaaConsoleRcpFrameOpt, + FxaaFloat4 fxaaConsoleRcpFrameOpt2, + FxaaFloat4 fxaaConsole360RcpFrameOpt2, + FxaaFloat fxaaQualitySubpix, + FxaaFloat fxaaQualityEdgeThreshold, + FxaaFloat fxaaQualityEdgeThresholdMin, + FxaaFloat fxaaConsoleEdgeSharpness, + FxaaFloat fxaaConsoleEdgeThreshold, + FxaaFloat fxaaConsoleEdgeThresholdMin, + FxaaFloat4 fxaaConsole360ConstDir + +Look at the FXAA Quality FxaaPixelShader() for docs on inputs. + +(6.) +Have FXAA vertex shader run as a full screen triangle, +and output "pos" and "fxaaConsolePosPos" +such that inputs in the pixel shader provide, + + // {xy} = center of pixel + FxaaFloat2 pos, + + // {xy__} = upper left of pixel + // {__zw} = lower right of pixel + FxaaFloat4 fxaaConsolePosPos, + +(7.) +Insure the texture sampler(s) used by FXAA are set to bilinear filtering. + + +------------------------------------------------------------------------------ + INTEGRATION - RGBL AND COLORSPACE +------------------------------------------------------------------------------ +FXAA3 requires RGBL as input unless the following is set, + + #define FXAA_GREEN_AS_LUMA 1 + +In which case the engine uses green in place of luma, +and requires RGB input is in a non-linear colorspace. + +RGB should be LDR (low dynamic range). +Specifically do FXAA after tonemapping. + +RGB data as returned by a texture fetch can be non-linear, +or linear when FXAA_GREEN_AS_LUMA is not set. +Note an "sRGB format" texture counts as linear, +because the result of a texture fetch is linear data. +Regular "RGBA8" textures in the sRGB colorspace are non-linear. + +If FXAA_GREEN_AS_LUMA is not set, +luma must be stored in the alpha channel prior to running FXAA. +This luma should be in a perceptual space (could be gamma 2.0). +Example pass before FXAA where output is gamma 2.0 encoded, + + color.rgb = ToneMap(color.rgb); // linear color output + color.rgb = sqrt(color.rgb); // gamma 2.0 color output + return color; + +To use FXAA, + + color.rgb = ToneMap(color.rgb); // linear color output + color.rgb = sqrt(color.rgb); // gamma 2.0 color output + color.a = dot(color.rgb, FxaaFloat3(0.299, 0.587, 0.114)); // compute luma + return color; + +Another example where output is linear encoded, +say for instance writing to an sRGB formated render target, +where the render target does the conversion back to sRGB after blending, + + color.rgb = ToneMap(color.rgb); // linear color output + return color; + +To use FXAA, + + color.rgb = ToneMap(color.rgb); // linear color output + color.a = sqrt(dot(color.rgb, FxaaFloat3(0.299, 0.587, 0.114))); // compute luma + return color; + +Getting luma correct is required for the algorithm to work correctly. + + +------------------------------------------------------------------------------ + BEING LINEARLY CORRECT? +------------------------------------------------------------------------------ +Applying FXAA to a framebuffer with linear RGB color will look worse. +This is very counter intuitive, but happends to be true in this case. +The reason is because dithering artifacts will be more visiable +in a linear colorspace. + + +------------------------------------------------------------------------------ + COMPLEX INTEGRATION +------------------------------------------------------------------------------ +Q. What if the engine is blending into RGB before wanting to run FXAA? + +A. In the last opaque pass prior to FXAA, + have the pass write out luma into alpha. + Then blend into RGB only. + FXAA should be able to run ok + assuming the blending pass did not any add aliasing. + This should be the common case for particles and common blending passes. + +A. Or use FXAA_GREEN_AS_LUMA. + +============================================================================*/ + +/*============================================================================ + + INTEGRATION KNOBS + +============================================================================*/ +// +// FXAA_PS3 and FXAA_360 choose the console algorithm (FXAA3 CONSOLE). +// FXAA_360_OPT is a prototype for the new optimized 360 version. +// +// 1 = Use API. +// 0 = Don't use API. +// +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_PS3 + #define FXAA_PS3 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_360 + #define FXAA_360 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_360_OPT + #define FXAA_360_OPT 0 +#endif +/*==========================================================================*/ +#ifndef FXAA_PC + // + // FXAA Quality + // The high quality PC algorithm. + // + #define FXAA_PC 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_PC_CONSOLE + // + // The console algorithm for PC is included + // for developers targeting really low spec machines. + // Likely better to just run FXAA_PC, and use a really low preset. + // + #define FXAA_PC_CONSOLE 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_WEBGL_1 + #defined FXAA_WEBGL_1 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_GLSL_120 + #define FXAA_GLSL_120 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_GLSL_130 + #define FXAA_GLSL_130 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_HLSL_3 + #define FXAA_HLSL_3 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_HLSL_4 + #define FXAA_HLSL_4 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_HLSL_5 + #define FXAA_HLSL_5 0 +#endif +/*==========================================================================*/ +#ifndef FXAA_GREEN_AS_LUMA + // + // For those using non-linear color, + // and either not able to get luma in alpha, or not wanting to, + // this enables FXAA to run using green as a proxy for luma. + // So with this enabled, no need to pack luma in alpha. + // + // This will turn off AA on anything which lacks some amount of green. + // Pure red and blue or combination of only R and B, will get no AA. + // + // Might want to lower the settings for both, + // fxaaConsoleEdgeThresholdMin + // fxaaQualityEdgeThresholdMin + // In order to insure AA does not get turned off on colors + // which contain a minor amount of green. + // + // 1 = On. + // 0 = Off. + // + #define FXAA_GREEN_AS_LUMA 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_EARLY_EXIT + // + // Controls algorithm's early exit path. + // On PS3 turning this ON adds 2 cycles to the shader. + // On 360 turning this OFF adds 10ths of a millisecond to the shader. + // Turning this off on console will result in a more blurry image. + // So this defaults to on. + // + // 1 = On. + // 0 = Off. + // + #define FXAA_EARLY_EXIT 1 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_DISCARD + // + // Only valid for PC OpenGL currently. + // Probably will not work when FXAA_GREEN_AS_LUMA = 1. + // + // 1 = Use discard on pixels which don't need AA. + // For APIs which enable concurrent TEX+ROP from same surface. + // 0 = Return unchanged color on pixels which don't need AA. + // + #define FXAA_DISCARD 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_FAST_PIXEL_OFFSET + // + // Used for GLSL 120 only. + // + // 1 = GL API supports fast pixel offsets + // 0 = do not use fast pixel offsets + // + #ifdef GL_EXT_gpu_shader4 + #define FXAA_FAST_PIXEL_OFFSET 1 + #endif + #ifdef GL_NV_gpu_shader5 + #define FXAA_FAST_PIXEL_OFFSET 1 + #endif + #ifdef GL_ARB_gpu_shader5 + #define FXAA_FAST_PIXEL_OFFSET 1 + #endif + #ifndef FXAA_FAST_PIXEL_OFFSET + #define FXAA_FAST_PIXEL_OFFSET 0 + #endif +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_GATHER4_ALPHA + // + // 1 = API supports gather4 on alpha channel. + // 0 = API does not support gather4 on alpha channel. + // + #if (FXAA_HLSL_5 == 1) + #define FXAA_GATHER4_ALPHA 1 + #endif + #ifdef GL_ARB_gpu_shader5 + #define FXAA_GATHER4_ALPHA 1 + #endif + #ifdef GL_NV_gpu_shader5 + #define FXAA_GATHER4_ALPHA 1 + #endif + #ifndef FXAA_GATHER4_ALPHA + #define FXAA_GATHER4_ALPHA 0 + #endif +#endif + +/*============================================================================ + FXAA CONSOLE PS3 - TUNING KNOBS +============================================================================*/ +#ifndef FXAA_CONSOLE_PS3_EDGE_SHARPNESS + // + // Consoles the sharpness of edges on PS3 only. + // Non-PS3 tuning is done with shader input. + // + // Due to the PS3 being ALU bound, + // there are only two safe values here: 4 and 8. + // These options use the shaders ability to a free *|/ by 2|4|8. + // + // 8.0 is sharper + // 4.0 is softer + // 2.0 is really soft (good for vector graphics inputs) + // + #if 1 + #define FXAA_CONSOLE_PS3_EDGE_SHARPNESS 8.0 + #endif + #if 0 + #define FXAA_CONSOLE_PS3_EDGE_SHARPNESS 4.0 + #endif + #if 0 + #define FXAA_CONSOLE_PS3_EDGE_SHARPNESS 2.0 + #endif +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_CONSOLE_PS3_EDGE_THRESHOLD + // + // Only effects PS3. + // Non-PS3 tuning is done with shader input. + // + // The minimum amount of local contrast required to apply algorithm. + // The console setting has a different mapping than the quality setting. + // + // This only applies when FXAA_EARLY_EXIT is 1. + // + // Due to the PS3 being ALU bound, + // there are only two safe values here: 0.25 and 0.125. + // These options use the shaders ability to a free *|/ by 2|4|8. + // + // 0.125 leaves less aliasing, but is softer + // 0.25 leaves more aliasing, and is sharper + // + #if 1 + #define FXAA_CONSOLE_PS3_EDGE_THRESHOLD 0.125 + #else + #define FXAA_CONSOLE_PS3_EDGE_THRESHOLD 0.25 + #endif +#endif + +/*============================================================================ + FXAA QUALITY - TUNING KNOBS +------------------------------------------------------------------------------ +NOTE the other tuning knobs are now in the shader function inputs! +============================================================================*/ +#ifndef FXAA_QUALITY_PRESET + // + // Choose the quality preset. + // This needs to be compiled into the shader as it effects code. + // Best option to include multiple presets is to + // in each shader define the preset, then include this file. + // + // OPTIONS + // ----------------------------------------------------------------------- + // 10 to 15 - default medium dither (10=fastest, 15=highest quality) + // 20 to 29 - less dither, more expensive (20=fastest, 29=highest quality) + // 39 - no dither, very expensive + // + // NOTES + // ----------------------------------------------------------------------- + // 12 = slightly faster then FXAA 3.9 and higher edge quality (default) + // 13 = about same speed as FXAA 3.9 and better than 12 + // 23 = closest to FXAA 3.9 visually and performance wise + // _ = the lowest digit is directly related to performance + // _ = the highest digit is directly related to style + // + #define FXAA_QUALITY_PRESET 12 +#endif + + +/*============================================================================ + + FXAA QUALITY - PRESETS + +============================================================================*/ + +/*============================================================================ + FXAA QUALITY - MEDIUM DITHER PRESETS +============================================================================*/ +#if (FXAA_QUALITY_PRESET == 10) + #define FXAA_QUALITY_PS 3 + #define FXAA_QUALITY_P0 1.5 + #define FXAA_QUALITY_P1 3.0 + #define FXAA_QUALITY_P2 12.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 11) + #define FXAA_QUALITY_PS 4 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 3.0 + #define FXAA_QUALITY_P3 12.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 12) + #define FXAA_QUALITY_PS 5 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 4.0 + #define FXAA_QUALITY_P4 12.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 13) + #define FXAA_QUALITY_PS 6 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 4.0 + #define FXAA_QUALITY_P5 12.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 14) + #define FXAA_QUALITY_PS 7 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 4.0 + #define FXAA_QUALITY_P6 12.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 15) + #define FXAA_QUALITY_PS 8 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 2.0 + #define FXAA_QUALITY_P6 4.0 + #define FXAA_QUALITY_P7 12.0 +#endif + +/*============================================================================ + FXAA QUALITY - LOW DITHER PRESETS +============================================================================*/ +#if (FXAA_QUALITY_PRESET == 20) + #define FXAA_QUALITY_PS 3 + #define FXAA_QUALITY_P0 1.5 + #define FXAA_QUALITY_P1 2.0 + #define FXAA_QUALITY_P2 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 21) + #define FXAA_QUALITY_PS 4 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 22) + #define FXAA_QUALITY_PS 5 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 23) + #define FXAA_QUALITY_PS 6 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 24) + #define FXAA_QUALITY_PS 7 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 3.0 + #define FXAA_QUALITY_P6 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 25) + #define FXAA_QUALITY_PS 8 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 2.0 + #define FXAA_QUALITY_P6 4.0 + #define FXAA_QUALITY_P7 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 26) + #define FXAA_QUALITY_PS 9 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 2.0 + #define FXAA_QUALITY_P6 2.0 + #define FXAA_QUALITY_P7 4.0 + #define FXAA_QUALITY_P8 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 27) + #define FXAA_QUALITY_PS 10 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 2.0 + #define FXAA_QUALITY_P6 2.0 + #define FXAA_QUALITY_P7 2.0 + #define FXAA_QUALITY_P8 4.0 + #define FXAA_QUALITY_P9 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 28) + #define FXAA_QUALITY_PS 11 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 2.0 + #define FXAA_QUALITY_P6 2.0 + #define FXAA_QUALITY_P7 2.0 + #define FXAA_QUALITY_P8 2.0 + #define FXAA_QUALITY_P9 4.0 + #define FXAA_QUALITY_P10 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY_PRESET == 29) + #define FXAA_QUALITY_PS 12 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 2.0 + #define FXAA_QUALITY_P6 2.0 + #define FXAA_QUALITY_P7 2.0 + #define FXAA_QUALITY_P8 2.0 + #define FXAA_QUALITY_P9 2.0 + #define FXAA_QUALITY_P10 4.0 + #define FXAA_QUALITY_P11 8.0 +#endif + +/*============================================================================ + FXAA QUALITY - EXTREME QUALITY +============================================================================*/ +#if (FXAA_QUALITY_PRESET == 39) + #define FXAA_QUALITY_PS 12 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.0 + #define FXAA_QUALITY_P2 1.0 + #define FXAA_QUALITY_P3 1.0 + #define FXAA_QUALITY_P4 1.0 + #define FXAA_QUALITY_P5 1.5 + #define FXAA_QUALITY_P6 2.0 + #define FXAA_QUALITY_P7 2.0 + #define FXAA_QUALITY_P8 2.0 + #define FXAA_QUALITY_P9 2.0 + #define FXAA_QUALITY_P10 4.0 + #define FXAA_QUALITY_P11 8.0 +#endif + + + +/*============================================================================ + + API PORTING + +============================================================================*/ +#if (FXAA_GLSL_120 == 1) || (FXAA_GLSL_130 == 1) || (FXAA_WEBGL_1 == 1) + #define FxaaBool bool + #define FxaaDiscard discard + #define FxaaFloat float + #define FxaaFloat2 vec2 + #define FxaaFloat3 vec3 + #define FxaaFloat4 vec4 + #define FxaaHalf float + #define FxaaHalf2 vec2 + #define FxaaHalf3 vec3 + #define FxaaHalf4 vec4 + #if (FXAA_WEBGL_1 == 1) + #define FxaaInt2 vec2 + #else + #define FxaaInt2 ivec2 + #endif + #define FxaaSat(x) clamp(x, 0.0, 1.0) + #define FxaaTex sampler2D +#else + #define FxaaBool bool + #define FxaaDiscard clip(-1) + #define FxaaFloat float + #define FxaaFloat2 float2 + #define FxaaFloat3 float3 + #define FxaaFloat4 float4 + #define FxaaHalf half + #define FxaaHalf2 half2 + #define FxaaHalf3 half3 + #define FxaaHalf4 half4 + #define FxaaSat(x) saturate(x) +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_WEBGL_1 == 1) + #define FxaaTexTop(t, p) texture2D(t, p) + #define FxaaTexOff(t, p, o, r) texture2D(t, p + (o * r)) +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_GLSL_120 == 1) + // Requires, + // #version 120 + // And at least, + // #extension GL_EXT_gpu_shader4 : enable + // (or set FXAA_FAST_PIXEL_OFFSET 1 to work like DX9) + #define FxaaTexTop(t, p) texture2DLod(t, p, 0.0) + #if (FXAA_FAST_PIXEL_OFFSET == 1) + #define FxaaTexOff(t, p, o, r) texture2DLodOffset(t, p, 0.0, o) + #else + #define FxaaTexOff(t, p, o, r) texture2DLod(t, p + (o * r), 0.0) + #endif + #if (FXAA_GATHER4_ALPHA == 1) + // use #extension GL_ARB_gpu_shader5 : enable + #define FxaaTexAlpha4(t, p) textureGather(t, p, 3) + #define FxaaTexOffAlpha4(t, p, o) textureGatherOffset(t, p, o, 3) + #define FxaaTexGreen4(t, p) textureGather(t, p, 1) + #define FxaaTexOffGreen4(t, p, o) textureGatherOffset(t, p, o, 1) + #endif +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_GLSL_130 == 1) + // Requires "#version 130" or better + #define FxaaTexTop(t, p) textureLod(t, p, 0.0) + #define FxaaTexOff(t, p, o, r) textureLodOffset(t, p, 0.0, o) + #if (FXAA_GATHER4_ALPHA == 1) + // use #extension GL_ARB_gpu_shader5 : enable + #define FxaaTexAlpha4(t, p) textureGather(t, p, 3) + #define FxaaTexOffAlpha4(t, p, o) textureGatherOffset(t, p, o, 3) + #define FxaaTexGreen4(t, p) textureGather(t, p, 1) + #define FxaaTexOffGreen4(t, p, o) textureGatherOffset(t, p, o, 1) + #endif +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_HLSL_3 == 1) || (FXAA_360 == 1) || (FXAA_PS3 == 1) + #define FxaaInt2 float2 + #define FxaaTex sampler2D + #define FxaaTexTop(t, p) tex2Dlod(t, float4(p, 0.0, 0.0)) + #define FxaaTexOff(t, p, o, r) tex2Dlod(t, float4(p + (o * r), 0, 0)) +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_HLSL_4 == 1) + #define FxaaInt2 int2 + struct FxaaTex { SamplerState smpl; Texture2D tex; }; + #define FxaaTexTop(t, p) t.tex.SampleLevel(t.smpl, p, 0.0) + #define FxaaTexOff(t, p, o, r) t.tex.SampleLevel(t.smpl, p, 0.0, o) +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_HLSL_5 == 1) + #define FxaaInt2 int2 + struct FxaaTex { SamplerState smpl; Texture2D tex; }; + #define FxaaTexTop(t, p) t.tex.SampleLevel(t.smpl, p, 0.0) + #define FxaaTexOff(t, p, o, r) t.tex.SampleLevel(t.smpl, p, 0.0, o) + #define FxaaTexAlpha4(t, p) t.tex.GatherAlpha(t.smpl, p) + #define FxaaTexOffAlpha4(t, p, o) t.tex.GatherAlpha(t.smpl, p, o) + #define FxaaTexGreen4(t, p) t.tex.GatherGreen(t.smpl, p) + #define FxaaTexOffGreen4(t, p, o) t.tex.GatherGreen(t.smpl, p, o) +#endif + + +/*============================================================================ + GREEN AS LUMA OPTION SUPPORT FUNCTION +============================================================================*/ +#if (FXAA_GREEN_AS_LUMA == 0) + FxaaFloat FxaaLuma(FxaaFloat4 rgba) { return rgba.w; } +#else + FxaaFloat FxaaLuma(FxaaFloat4 rgba) { return rgba.y; } +#endif + + + + +/*============================================================================ + + FXAA3 QUALITY - PC + +============================================================================*/ +#if (FXAA_PC == 1) +/*--------------------------------------------------------------------------*/ +FxaaFloat4 FxaaPixelShader( + // + // Use noperspective interpolation here (turn off perspective interpolation). + // {xy} = center of pixel + FxaaFloat2 pos, + // + // Used only for FXAA Console, and not used on the 360 version. + // Use noperspective interpolation here (turn off perspective interpolation). + // {xy__} = upper left of pixel + // {__zw} = lower right of pixel + FxaaFloat4 fxaaConsolePosPos, + // + // Input color texture. + // {rgb_} = color in linear or perceptual color space + // if (FXAA_GREEN_AS_LUMA == 0) + // {___a} = luma in perceptual color space (not linear) + FxaaTex tex, + // + // Only used on the optimized 360 version of FXAA Console. + // For everything but 360, just use the same input here as for "tex". + // For 360, same texture, just alias with a 2nd sampler. + // This sampler needs to have an exponent bias of -1. + FxaaTex fxaaConsole360TexExpBiasNegOne, + // + // Only used on the optimized 360 version of FXAA Console. + // For everything but 360, just use the same input here as for "tex". + // For 360, same texture, just alias with a 3nd sampler. + // This sampler needs to have an exponent bias of -2. + FxaaTex fxaaConsole360TexExpBiasNegTwo, + // + // Only used on FXAA Quality. + // This must be from a constant/uniform. + // {x_} = 1.0/screenWidthInPixels + // {_y} = 1.0/screenHeightInPixels + FxaaFloat2 fxaaQualityRcpFrame, + // + // Only used on FXAA Console. + // This must be from a constant/uniform. + // This effects sub-pixel AA quality and inversely sharpness. + // Where N ranges between, + // N = 0.50 (default) + // N = 0.33 (sharper) + // {x___} = -N/screenWidthInPixels + // {_y__} = -N/screenHeightInPixels + // {__z_} = N/screenWidthInPixels + // {___w} = N/screenHeightInPixels + FxaaFloat4 fxaaConsoleRcpFrameOpt, + // + // Only used on FXAA Console. + // Not used on 360, but used on PS3 and PC. + // This must be from a constant/uniform. + // {x___} = -2.0/screenWidthInPixels + // {_y__} = -2.0/screenHeightInPixels + // {__z_} = 2.0/screenWidthInPixels + // {___w} = 2.0/screenHeightInPixels + FxaaFloat4 fxaaConsoleRcpFrameOpt2, + // + // Only used on FXAA Console. + // Only used on 360 in place of fxaaConsoleRcpFrameOpt2. + // This must be from a constant/uniform. + // {x___} = 8.0/screenWidthInPixels + // {_y__} = 8.0/screenHeightInPixels + // {__z_} = -4.0/screenWidthInPixels + // {___w} = -4.0/screenHeightInPixels + FxaaFloat4 fxaaConsole360RcpFrameOpt2, + // + // Only used on FXAA Quality. + // This used to be the FXAA_QUALITY_SUBPIX define. + // It is here now to allow easier tuning. + // Choose the amount of sub-pixel aliasing removal. + // This can effect sharpness. + // 1.00 - upper limit (softer) + // 0.75 - default amount of filtering + // 0.50 - lower limit (sharper, less sub-pixel aliasing removal) + // 0.25 - almost off + // 0.00 - completely off + FxaaFloat fxaaQualitySubpix, + // + // Only used on FXAA Quality. + // This used to be the FXAA_QUALITY_EDGE_THRESHOLD define. + // It is here now to allow easier tuning. + // The minimum amount of local contrast required to apply algorithm. + // 0.333 - too little (faster) + // 0.250 - low quality + // 0.166 - default + // 0.125 - high quality + // 0.063 - overkill (slower) + FxaaFloat fxaaQualityEdgeThreshold, + // + // Only used on FXAA Quality. + // This used to be the FXAA_QUALITY_EDGE_THRESHOLD_MIN define. + // It is here now to allow easier tuning. + // Trims the algorithm from processing darks. + // 0.0833 - upper limit (default, the start of visible unfiltered edges) + // 0.0625 - high quality (faster) + // 0.0312 - visible limit (slower) + // Special notes when using FXAA_GREEN_AS_LUMA, + // Likely want to set this to zero. + // As colors that are mostly not-green + // will appear very dark in the green channel! + // Tune by looking at mostly non-green content, + // then start at zero and increase until aliasing is a problem. + FxaaFloat fxaaQualityEdgeThresholdMin, + // + // Only used on FXAA Console. + // This used to be the FXAA_CONSOLE_EDGE_SHARPNESS define. + // It is here now to allow easier tuning. + // This does not effect PS3, as this needs to be compiled in. + // Use FXAA_CONSOLE_PS3_EDGE_SHARPNESS for PS3. + // Due to the PS3 being ALU bound, + // there are only three safe values here: 2 and 4 and 8. + // These options use the shaders ability to a free *|/ by 2|4|8. + // For all other platforms can be a non-power of two. + // 8.0 is sharper (default!!!) + // 4.0 is softer + // 2.0 is really soft (good only for vector graphics inputs) + FxaaFloat fxaaConsoleEdgeSharpness, + // + // Only used on FXAA Console. + // This used to be the FXAA_CONSOLE_EDGE_THRESHOLD define. + // It is here now to allow easier tuning. + // This does not effect PS3, as this needs to be compiled in. + // Use FXAA_CONSOLE_PS3_EDGE_THRESHOLD for PS3. + // Due to the PS3 being ALU bound, + // there are only two safe values here: 1/4 and 1/8. + // These options use the shaders ability to a free *|/ by 2|4|8. + // The console setting has a different mapping than the quality setting. + // Other platforms can use other values. + // 0.125 leaves less aliasing, but is softer (default!!!) + // 0.25 leaves more aliasing, and is sharper + FxaaFloat fxaaConsoleEdgeThreshold, + // + // Only used on FXAA Console. + // This used to be the FXAA_CONSOLE_EDGE_THRESHOLD_MIN define. + // It is here now to allow easier tuning. + // Trims the algorithm from processing darks. + // The console setting has a different mapping than the quality setting. + // This only applies when FXAA_EARLY_EXIT is 1. + // This does not apply to PS3, + // PS3 was simplified to avoid more shader instructions. + // 0.06 - faster but more aliasing in darks + // 0.05 - default + // 0.04 - slower and less aliasing in darks + // Special notes when using FXAA_GREEN_AS_LUMA, + // Likely want to set this to zero. + // As colors that are mostly not-green + // will appear very dark in the green channel! + // Tune by looking at mostly non-green content, + // then start at zero and increase until aliasing is a problem. + FxaaFloat fxaaConsoleEdgeThresholdMin, + // + // Extra constants for 360 FXAA Console only. + // Use zeros or anything else for other platforms. + // These must be in physical constant registers and NOT immedates. + // Immedates will result in compiler un-optimizing. + // {xyzw} = float4(1.0, -1.0, 0.25, -0.25) + FxaaFloat4 fxaaConsole360ConstDir +) { +/*--------------------------------------------------------------------------*/ + FxaaFloat2 posM; + posM.x = pos.x; + posM.y = pos.y; + #if (FXAA_GATHER4_ALPHA == 1) + #if (FXAA_DISCARD == 0) + FxaaFloat4 rgbyM = FxaaTexTop(tex, posM); + #if (FXAA_GREEN_AS_LUMA == 0) + #define lumaM rgbyM.w + #else + #define lumaM rgbyM.y + #endif + #endif + #if (FXAA_GREEN_AS_LUMA == 0) + FxaaFloat4 luma4A = FxaaTexAlpha4(tex, posM); + FxaaFloat4 luma4B = FxaaTexOffAlpha4(tex, posM, FxaaInt2(-1, -1)); + #else + FxaaFloat4 luma4A = FxaaTexGreen4(tex, posM); + FxaaFloat4 luma4B = FxaaTexOffGreen4(tex, posM, FxaaInt2(-1, -1)); + #endif + #if (FXAA_DISCARD == 1) + #define lumaM luma4A.w + #endif + #define lumaE luma4A.z + #define lumaS luma4A.x + #define lumaSE luma4A.y + #define lumaNW luma4B.w + #define lumaN luma4B.z + #define lumaW luma4B.x + #else + FxaaFloat4 rgbyM = FxaaTexTop(tex, posM); + #if (FXAA_GREEN_AS_LUMA == 0) + #define lumaM rgbyM.w + #else + #define lumaM rgbyM.y + #endif + FxaaFloat lumaS = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0, 1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 0), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaN = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0,-1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 0), fxaaQualityRcpFrame.xy)); + #endif +/*--------------------------------------------------------------------------*/ + FxaaFloat maxSM = max(lumaS, lumaM); + FxaaFloat minSM = min(lumaS, lumaM); + FxaaFloat maxESM = max(lumaE, maxSM); + FxaaFloat minESM = min(lumaE, minSM); + FxaaFloat maxWN = max(lumaN, lumaW); + FxaaFloat minWN = min(lumaN, lumaW); + FxaaFloat rangeMax = max(maxWN, maxESM); + FxaaFloat rangeMin = min(minWN, minESM); + FxaaFloat rangeMaxScaled = rangeMax * fxaaQualityEdgeThreshold; + FxaaFloat range = rangeMax - rangeMin; + FxaaFloat rangeMaxClamped = max(fxaaQualityEdgeThresholdMin, rangeMaxScaled); + FxaaBool earlyExit = range < rangeMaxClamped; +/*--------------------------------------------------------------------------*/ + if(earlyExit) + #if (FXAA_DISCARD == 1) + FxaaDiscard; + #else + return rgbyM; + #endif +/*--------------------------------------------------------------------------*/ + #if (FXAA_GATHER4_ALPHA == 0) + FxaaFloat lumaNW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1,-1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaSE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaNE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1,-1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaSW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 1), fxaaQualityRcpFrame.xy)); + #else + FxaaFloat lumaNE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(1, -1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaSW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 1), fxaaQualityRcpFrame.xy)); + #endif +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaNS = lumaN + lumaS; + FxaaFloat lumaWE = lumaW + lumaE; + FxaaFloat subpixRcpRange = 1.0/range; + FxaaFloat subpixNSWE = lumaNS + lumaWE; + FxaaFloat edgeHorz1 = (-2.0 * lumaM) + lumaNS; + FxaaFloat edgeVert1 = (-2.0 * lumaM) + lumaWE; +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaNESE = lumaNE + lumaSE; + FxaaFloat lumaNWNE = lumaNW + lumaNE; + FxaaFloat edgeHorz2 = (-2.0 * lumaE) + lumaNESE; + FxaaFloat edgeVert2 = (-2.0 * lumaN) + lumaNWNE; +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaNWSW = lumaNW + lumaSW; + FxaaFloat lumaSWSE = lumaSW + lumaSE; + FxaaFloat edgeHorz4 = (abs(edgeHorz1) * 2.0) + abs(edgeHorz2); + FxaaFloat edgeVert4 = (abs(edgeVert1) * 2.0) + abs(edgeVert2); + FxaaFloat edgeHorz3 = (-2.0 * lumaW) + lumaNWSW; + FxaaFloat edgeVert3 = (-2.0 * lumaS) + lumaSWSE; + FxaaFloat edgeHorz = abs(edgeHorz3) + edgeHorz4; + FxaaFloat edgeVert = abs(edgeVert3) + edgeVert4; +/*--------------------------------------------------------------------------*/ + FxaaFloat subpixNWSWNESE = lumaNWSW + lumaNESE; + FxaaFloat lengthSign = fxaaQualityRcpFrame.x; + FxaaBool horzSpan = edgeHorz >= edgeVert; + FxaaFloat subpixA = subpixNSWE * 2.0 + subpixNWSWNESE; +/*--------------------------------------------------------------------------*/ + if(!horzSpan) lumaN = lumaW; + if(!horzSpan) lumaS = lumaE; + if(horzSpan) lengthSign = fxaaQualityRcpFrame.y; + FxaaFloat subpixB = (subpixA * (1.0/12.0)) - lumaM; +/*--------------------------------------------------------------------------*/ + FxaaFloat gradientN = lumaN - lumaM; + FxaaFloat gradientS = lumaS - lumaM; + FxaaFloat lumaNN = lumaN + lumaM; + FxaaFloat lumaSS = lumaS + lumaM; + FxaaBool pairN = abs(gradientN) >= abs(gradientS); + FxaaFloat gradient = max(abs(gradientN), abs(gradientS)); + if(pairN) lengthSign = -lengthSign; + FxaaFloat subpixC = FxaaSat(abs(subpixB) * subpixRcpRange); +/*--------------------------------------------------------------------------*/ + FxaaFloat2 posB; + posB.x = posM.x; + posB.y = posM.y; + FxaaFloat2 offNP; + offNP.x = (!horzSpan) ? 0.0 : fxaaQualityRcpFrame.x; + offNP.y = ( horzSpan) ? 0.0 : fxaaQualityRcpFrame.y; + if(!horzSpan) posB.x += lengthSign * 0.5; + if( horzSpan) posB.y += lengthSign * 0.5; +/*--------------------------------------------------------------------------*/ + FxaaFloat2 posN; + posN.x = posB.x - offNP.x * FXAA_QUALITY_P0; + posN.y = posB.y - offNP.y * FXAA_QUALITY_P0; + FxaaFloat2 posP; + posP.x = posB.x + offNP.x * FXAA_QUALITY_P0; + posP.y = posB.y + offNP.y * FXAA_QUALITY_P0; + FxaaFloat subpixD = ((-2.0)*subpixC) + 3.0; + FxaaFloat lumaEndN = FxaaLuma(FxaaTexTop(tex, posN)); + FxaaFloat subpixE = subpixC * subpixC; + FxaaFloat lumaEndP = FxaaLuma(FxaaTexTop(tex, posP)); +/*--------------------------------------------------------------------------*/ + if(!pairN) lumaNN = lumaSS; + FxaaFloat gradientScaled = gradient * 1.0/4.0; + FxaaFloat lumaMM = lumaM - lumaNN * 0.5; + FxaaFloat subpixF = subpixD * subpixE; + FxaaBool lumaMLTZero = lumaMM < 0.0; +/*--------------------------------------------------------------------------*/ + lumaEndN -= lumaNN * 0.5; + lumaEndP -= lumaNN * 0.5; + FxaaBool doneN = abs(lumaEndN) >= gradientScaled; + FxaaBool doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P1; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P1; + FxaaBool doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P1; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P1; +/*--------------------------------------------------------------------------*/ + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P2; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P2; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P2; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P2; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY_PS > 3) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P3; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P3; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P3; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P3; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY_PS > 4) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P4; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P4; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P4; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P4; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY_PS > 5) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P5; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P5; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P5; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P5; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY_PS > 6) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P6; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P6; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P6; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P6; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY_PS > 7) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P7; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P7; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P7; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P7; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY_PS > 8) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P8; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P8; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P8; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P8; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY_PS > 9) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P9; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P9; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P9; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P9; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY_PS > 10) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P10; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P10; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P10; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P10; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY_PS > 11) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P11; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P11; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P11; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P11; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY_PS > 12) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P12; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P12; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P12; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P12; +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } +/*--------------------------------------------------------------------------*/ + FxaaFloat dstN = posM.x - posN.x; + FxaaFloat dstP = posP.x - posM.x; + if(!horzSpan) dstN = posM.y - posN.y; + if(!horzSpan) dstP = posP.y - posM.y; +/*--------------------------------------------------------------------------*/ + FxaaBool goodSpanN = (lumaEndN < 0.0) != lumaMLTZero; + FxaaFloat spanLength = (dstP + dstN); + FxaaBool goodSpanP = (lumaEndP < 0.0) != lumaMLTZero; + FxaaFloat spanLengthRcp = 1.0/spanLength; +/*--------------------------------------------------------------------------*/ + FxaaBool directionN = dstN < dstP; + FxaaFloat dst = min(dstN, dstP); + FxaaBool goodSpan = directionN ? goodSpanN : goodSpanP; + FxaaFloat subpixG = subpixF * subpixF; + FxaaFloat pixelOffset = (dst * (-spanLengthRcp)) + 0.5; + FxaaFloat subpixH = subpixG * fxaaQualitySubpix; +/*--------------------------------------------------------------------------*/ + FxaaFloat pixelOffsetGood = goodSpan ? pixelOffset : 0.0; + FxaaFloat pixelOffsetSubpix = max(pixelOffsetGood, subpixH); + if(!horzSpan) posM.x += pixelOffsetSubpix * lengthSign; + if( horzSpan) posM.y += pixelOffsetSubpix * lengthSign; + #if (FXAA_DISCARD == 1) + return FxaaTexTop(tex, posM); + #else + return FxaaFloat4(FxaaTexTop(tex, posM).xyz, lumaM); + #endif +} +/*==========================================================================*/ +#endif + + + + +/*============================================================================ + + FXAA3 CONSOLE - PC VERSION + +------------------------------------------------------------------------------ +Instead of using this on PC, I'd suggest just using FXAA Quality with + #define FXAA_QUALITY_PRESET 10 +Or + #define FXAA_QUALITY_PRESET 20 +Either are higher qualilty and almost as fast as this on modern PC GPUs. +============================================================================*/ +#if (FXAA_PC_CONSOLE == 1) +/*--------------------------------------------------------------------------*/ +FxaaFloat4 FxaaPixelShader( + // See FXAA Quality FxaaPixelShader() source for docs on Inputs! + FxaaFloat2 pos, + FxaaFloat4 fxaaConsolePosPos, + FxaaTex tex, + FxaaTex fxaaConsole360TexExpBiasNegOne, + FxaaTex fxaaConsole360TexExpBiasNegTwo, + FxaaFloat2 fxaaQualityRcpFrame, + FxaaFloat4 fxaaConsoleRcpFrameOpt, + FxaaFloat4 fxaaConsoleRcpFrameOpt2, + FxaaFloat4 fxaaConsole360RcpFrameOpt2, + FxaaFloat fxaaQualitySubpix, + FxaaFloat fxaaQualityEdgeThreshold, + FxaaFloat fxaaQualityEdgeThresholdMin, + FxaaFloat fxaaConsoleEdgeSharpness, + FxaaFloat fxaaConsoleEdgeThreshold, + FxaaFloat fxaaConsoleEdgeThresholdMin, + FxaaFloat4 fxaaConsole360ConstDir +) { +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaNw = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.xy)); + FxaaFloat lumaSw = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.xw)); + FxaaFloat lumaNe = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.zy)); + FxaaFloat lumaSe = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.zw)); +/*--------------------------------------------------------------------------*/ + FxaaFloat4 rgbyM = FxaaTexTop(tex, pos.xy); + #if (FXAA_GREEN_AS_LUMA == 0) + FxaaFloat lumaM = rgbyM.w; + #else + FxaaFloat lumaM = rgbyM.y; + #endif +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaMaxNwSw = max(lumaNw, lumaSw); + lumaNe += 1.0/384.0; + FxaaFloat lumaMinNwSw = min(lumaNw, lumaSw); +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaMaxNeSe = max(lumaNe, lumaSe); + FxaaFloat lumaMinNeSe = min(lumaNe, lumaSe); +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaMax = max(lumaMaxNeSe, lumaMaxNwSw); + FxaaFloat lumaMin = min(lumaMinNeSe, lumaMinNwSw); +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaMaxScaled = lumaMax * fxaaConsoleEdgeThreshold; +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaMinM = min(lumaMin, lumaM); + FxaaFloat lumaMaxScaledClamped = max(fxaaConsoleEdgeThresholdMin, lumaMaxScaled); + FxaaFloat lumaMaxM = max(lumaMax, lumaM); + FxaaFloat dirSwMinusNe = lumaSw - lumaNe; + FxaaFloat lumaMaxSubMinM = lumaMaxM - lumaMinM; + FxaaFloat dirSeMinusNw = lumaSe - lumaNw; + if(lumaMaxSubMinM < lumaMaxScaledClamped) return rgbyM; +/*--------------------------------------------------------------------------*/ + FxaaFloat2 dir; + dir.x = dirSwMinusNe + dirSeMinusNw; + dir.y = dirSwMinusNe - dirSeMinusNw; +/*--------------------------------------------------------------------------*/ + FxaaFloat2 dir1 = normalize(dir.xy); + FxaaFloat4 rgbyN1 = FxaaTexTop(tex, pos.xy - dir1 * fxaaConsoleRcpFrameOpt.zw); + FxaaFloat4 rgbyP1 = FxaaTexTop(tex, pos.xy + dir1 * fxaaConsoleRcpFrameOpt.zw); +/*--------------------------------------------------------------------------*/ + FxaaFloat dirAbsMinTimesC = min(abs(dir1.x), abs(dir1.y)) * fxaaConsoleEdgeSharpness; + FxaaFloat2 dir2 = clamp(dir1.xy / dirAbsMinTimesC, -2.0, 2.0); +/*--------------------------------------------------------------------------*/ + FxaaFloat4 rgbyN2 = FxaaTexTop(tex, pos.xy - dir2 * fxaaConsoleRcpFrameOpt2.zw); + FxaaFloat4 rgbyP2 = FxaaTexTop(tex, pos.xy + dir2 * fxaaConsoleRcpFrameOpt2.zw); +/*--------------------------------------------------------------------------*/ + FxaaFloat4 rgbyA = rgbyN1 + rgbyP1; + FxaaFloat4 rgbyB = ((rgbyN2 + rgbyP2) * 0.25) + (rgbyA * 0.25); +/*--------------------------------------------------------------------------*/ + #if (FXAA_GREEN_AS_LUMA == 0) + FxaaBool twoTap = (rgbyB.w < lumaMin) || (rgbyB.w > lumaMax); + #else + FxaaBool twoTap = (rgbyB.y < lumaMin) || (rgbyB.y > lumaMax); + #endif + if(twoTap) rgbyB.xyz = rgbyA.xyz * 0.5; + return rgbyB; } +/*==========================================================================*/ +#endif + + + +/*============================================================================ + + FXAA3 CONSOLE - 360 PIXEL SHADER + +------------------------------------------------------------------------------ +This optimized version thanks to suggestions from Andy Luedke. +Should be fully tex bound in all cases. +As of the FXAA 3.11 release, I have still not tested this code, +however I fixed a bug which was in both FXAA 3.9 and FXAA 3.10. +And note this is replacing the old unoptimized version. +If it does not work, please let me know so I can fix it. +============================================================================*/ +#if (FXAA_360 == 1) +/*--------------------------------------------------------------------------*/ +[reduceTempRegUsage(4)] +float4 FxaaPixelShader( + // See FXAA Quality FxaaPixelShader() source for docs on Inputs! + FxaaFloat2 pos, + FxaaFloat4 fxaaConsolePosPos, + FxaaTex tex, + FxaaTex fxaaConsole360TexExpBiasNegOne, + FxaaTex fxaaConsole360TexExpBiasNegTwo, + FxaaFloat2 fxaaQualityRcpFrame, + FxaaFloat4 fxaaConsoleRcpFrameOpt, + FxaaFloat4 fxaaConsoleRcpFrameOpt2, + FxaaFloat4 fxaaConsole360RcpFrameOpt2, + FxaaFloat fxaaQualitySubpix, + FxaaFloat fxaaQualityEdgeThreshold, + FxaaFloat fxaaQualityEdgeThresholdMin, + FxaaFloat fxaaConsoleEdgeSharpness, + FxaaFloat fxaaConsoleEdgeThreshold, + FxaaFloat fxaaConsoleEdgeThresholdMin, + FxaaFloat4 fxaaConsole360ConstDir +) { +/*--------------------------------------------------------------------------*/ + float4 lumaNwNeSwSe; + #if (FXAA_GREEN_AS_LUMA == 0) + asm { + tfetch2D lumaNwNeSwSe.w___, tex, pos.xy, OffsetX = -0.5, OffsetY = -0.5, UseComputedLOD=false + tfetch2D lumaNwNeSwSe._w__, tex, pos.xy, OffsetX = 0.5, OffsetY = -0.5, UseComputedLOD=false + tfetch2D lumaNwNeSwSe.__w_, tex, pos.xy, OffsetX = -0.5, OffsetY = 0.5, UseComputedLOD=false + tfetch2D lumaNwNeSwSe.___w, tex, pos.xy, OffsetX = 0.5, OffsetY = 0.5, UseComputedLOD=false + }; + #else + asm { + tfetch2D lumaNwNeSwSe.y___, tex, pos.xy, OffsetX = -0.5, OffsetY = -0.5, UseComputedLOD=false + tfetch2D lumaNwNeSwSe._y__, tex, pos.xy, OffsetX = 0.5, OffsetY = -0.5, UseComputedLOD=false + tfetch2D lumaNwNeSwSe.__y_, tex, pos.xy, OffsetX = -0.5, OffsetY = 0.5, UseComputedLOD=false + tfetch2D lumaNwNeSwSe.___y, tex, pos.xy, OffsetX = 0.5, OffsetY = 0.5, UseComputedLOD=false + }; + #endif +/*--------------------------------------------------------------------------*/ + lumaNwNeSwSe.y += 1.0/384.0; + float2 lumaMinTemp = min(lumaNwNeSwSe.xy, lumaNwNeSwSe.zw); + float2 lumaMaxTemp = max(lumaNwNeSwSe.xy, lumaNwNeSwSe.zw); + float lumaMin = min(lumaMinTemp.x, lumaMinTemp.y); + float lumaMax = max(lumaMaxTemp.x, lumaMaxTemp.y); +/*--------------------------------------------------------------------------*/ + float4 rgbyM = tex2Dlod(tex, float4(pos.xy, 0.0, 0.0)); + #if (FXAA_GREEN_AS_LUMA == 0) + float lumaMinM = min(lumaMin, rgbyM.w); + float lumaMaxM = max(lumaMax, rgbyM.w); + #else + float lumaMinM = min(lumaMin, rgbyM.y); + float lumaMaxM = max(lumaMax, rgbyM.y); + #endif + if((lumaMaxM - lumaMinM) < max(fxaaConsoleEdgeThresholdMin, lumaMax * fxaaConsoleEdgeThreshold)) return rgbyM; +/*--------------------------------------------------------------------------*/ + float2 dir; + dir.x = dot(lumaNwNeSwSe, fxaaConsole360ConstDir.yyxx); + dir.y = dot(lumaNwNeSwSe, fxaaConsole360ConstDir.xyxy); + dir = normalize(dir); +/*--------------------------------------------------------------------------*/ + float4 dir1 = dir.xyxy * fxaaConsoleRcpFrameOpt.xyzw; +/*--------------------------------------------------------------------------*/ + float4 dir2; + float dirAbsMinTimesC = min(abs(dir.x), abs(dir.y)) * fxaaConsoleEdgeSharpness; + dir2 = saturate(fxaaConsole360ConstDir.zzww * dir.xyxy / dirAbsMinTimesC + 0.5); + dir2 = dir2 * fxaaConsole360RcpFrameOpt2.xyxy + fxaaConsole360RcpFrameOpt2.zwzw; +/*--------------------------------------------------------------------------*/ + float4 rgbyN1 = tex2Dlod(fxaaConsole360TexExpBiasNegOne, float4(pos.xy + dir1.xy, 0.0, 0.0)); + float4 rgbyP1 = tex2Dlod(fxaaConsole360TexExpBiasNegOne, float4(pos.xy + dir1.zw, 0.0, 0.0)); + float4 rgbyN2 = tex2Dlod(fxaaConsole360TexExpBiasNegTwo, float4(pos.xy + dir2.xy, 0.0, 0.0)); + float4 rgbyP2 = tex2Dlod(fxaaConsole360TexExpBiasNegTwo, float4(pos.xy + dir2.zw, 0.0, 0.0)); +/*--------------------------------------------------------------------------*/ + float4 rgbyA = rgbyN1 + rgbyP1; + float4 rgbyB = rgbyN2 + rgbyP2 + rgbyA * 0.5; +/*--------------------------------------------------------------------------*/ + float4 rgbyR = ((FxaaLuma(rgbyB) - lumaMax) > 0.0) ? rgbyA : rgbyB; + rgbyR = ((FxaaLuma(rgbyB) - lumaMin) > 0.0) ? rgbyR : rgbyA; + return rgbyR; } +/*==========================================================================*/ +#endif + + + +/*============================================================================ + + FXAA3 CONSOLE - OPTIMIZED PS3 PIXEL SHADER (NO EARLY EXIT) + +============================================================================== +The code below does not exactly match the assembly. +I have a feeling that 12 cycles is possible, but was not able to get there. +Might have to increase register count to get full performance. +Note this shader does not use perspective interpolation. + +Use the following cgc options, + + --fenable-bx2 --fastmath --fastprecision --nofloatbindings + +------------------------------------------------------------------------------ + NVSHADERPERF OUTPUT +------------------------------------------------------------------------------ +For reference and to aid in debug, output of NVShaderPerf should match this, + +Shader to schedule: + 0: texpkb h0.w(TRUE), v5.zyxx, #0 + 2: addh h2.z(TRUE), h0.w, constant(0.001953, 0.000000, 0.000000, 0.000000).x + 4: texpkb h0.w(TRUE), v5.xwxx, #0 + 6: addh h0.z(TRUE), -h2, h0.w + 7: texpkb h1.w(TRUE), v5, #0 + 9: addh h0.x(TRUE), h0.z, -h1.w + 10: addh h3.w(TRUE), h0.z, h1 + 11: texpkb h2.w(TRUE), v5.zwzz, #0 + 13: addh h0.z(TRUE), h3.w, -h2.w + 14: addh h0.x(TRUE), h2.w, h0 + 15: nrmh h1.xz(TRUE), h0_n + 16: minh_m8 h0.x(TRUE), |h1|, |h1.z| + 17: maxh h4.w(TRUE), h0, h1 + 18: divx h2.xy(TRUE), h1_n.xzzw, h0_n + 19: movr r1.zw(TRUE), v4.xxxy + 20: madr r2.xz(TRUE), -h1, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zzww, r1.zzww + 22: minh h5.w(TRUE), h0, h1 + 23: texpkb h0(TRUE), r2.xzxx, #0 + 25: madr r0.zw(TRUE), h1.xzxz, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w), r1 + 27: maxh h4.x(TRUE), h2.z, h2.w + 28: texpkb h1(TRUE), r0.zwzz, #0 + 30: addh_d2 h1(TRUE), h0, h1 + 31: madr r0.xy(TRUE), -h2, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz + 33: texpkb h0(TRUE), r0, #0 + 35: minh h4.z(TRUE), h2, h2.w + 36: fenct TRUE + 37: madr r1.xy(TRUE), h2, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz + 39: texpkb h2(TRUE), r1, #0 + 41: addh_d2 h0(TRUE), h0, h2 + 42: maxh h2.w(TRUE), h4, h4.x + 43: minh h2.x(TRUE), h5.w, h4.z + 44: addh_d2 h0(TRUE), h0, h1 + 45: slth h2.x(TRUE), h0.w, h2 + 46: sgth h2.w(TRUE), h0, h2 + 47: movh h0(TRUE), h0 + 48: addx.c0 rc(TRUE), h2, h2.w + 49: movh h0(c0.NE.x), h1 + +IPU0 ------ Simplified schedule: -------- +Pass | Unit | uOp | PC: Op +-----+--------+------+------------------------- + 1 | SCT0/1 | mov | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; + | TEX | txl | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; + | SCB1 | add | 2: ADDh h2.z, h0.--w-, const.--x-; + | | | + 2 | SCT0/1 | mov | 4: TXLr h0.w, g[TEX1].xwxx, const.xxxx, TEX0; + | TEX | txl | 4: TXLr h0.w, g[TEX1].xwxx, const.xxxx, TEX0; + | SCB1 | add | 6: ADDh h0.z,-h2, h0.--w-; + | | | + 3 | SCT0/1 | mov | 7: TXLr h1.w, g[TEX1], const.xxxx, TEX0; + | TEX | txl | 7: TXLr h1.w, g[TEX1], const.xxxx, TEX0; + | SCB0 | add | 9: ADDh h0.x, h0.z---,-h1.w---; + | SCB1 | add | 10: ADDh h3.w, h0.---z, h1; + | | | + 4 | SCT0/1 | mov | 11: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; + | TEX | txl | 11: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; + | SCB0 | add | 14: ADDh h0.x, h2.w---, h0; + | SCB1 | add | 13: ADDh h0.z, h3.--w-,-h2.--w-; + | | | + 5 | SCT1 | mov | 15: NRMh h1.xz, h0; + | SRB | nrm | 15: NRMh h1.xz, h0; + | SCB0 | min | 16: MINh*8 h0.x, |h1|, |h1.z---|; + | SCB1 | max | 17: MAXh h4.w, h0, h1; + | | | + 6 | SCT0 | div | 18: DIVx h2.xy, h1.xz--, h0; + | SCT1 | mov | 19: MOVr r1.zw, g[TEX0].--xy; + | SCB0 | mad | 20: MADr r2.xz,-h1, const.z-w-, r1.z-w-; + | SCB1 | min | 22: MINh h5.w, h0, h1; + | | | + 7 | SCT0/1 | mov | 23: TXLr h0, r2.xzxx, const.xxxx, TEX0; + | TEX | txl | 23: TXLr h0, r2.xzxx, const.xxxx, TEX0; + | SCB0 | max | 27: MAXh h4.x, h2.z---, h2.w---; + | SCB1 | mad | 25: MADr r0.zw, h1.--xz, const, r1; + | | | + 8 | SCT0/1 | mov | 28: TXLr h1, r0.zwzz, const.xxxx, TEX0; + | TEX | txl | 28: TXLr h1, r0.zwzz, const.xxxx, TEX0; + | SCB0/1 | add | 30: ADDh/2 h1, h0, h1; + | | | + 9 | SCT0 | mad | 31: MADr r0.xy,-h2, const.xy--, r1.zw--; + | SCT1 | mov | 33: TXLr h0, r0, const.zzzz, TEX0; + | TEX | txl | 33: TXLr h0, r0, const.zzzz, TEX0; + | SCB1 | min | 35: MINh h4.z, h2, h2.--w-; + | | | + 10 | SCT0 | mad | 37: MADr r1.xy, h2, const.xy--, r1.zw--; + | SCT1 | mov | 39: TXLr h2, r1, const.zzzz, TEX0; + | TEX | txl | 39: TXLr h2, r1, const.zzzz, TEX0; + | SCB0/1 | add | 41: ADDh/2 h0, h0, h2; + | | | + 11 | SCT0 | min | 43: MINh h2.x, h5.w---, h4.z---; + | SCT1 | max | 42: MAXh h2.w, h4, h4.---x; + | SCB0/1 | add | 44: ADDh/2 h0, h0, h1; + | | | + 12 | SCT0 | set | 45: SLTh h2.x, h0.w---, h2; + | SCT1 | set | 46: SGTh h2.w, h0, h2; + | SCB0/1 | mul | 47: MOVh h0, h0; + | | | + 13 | SCT0 | mad | 48: ADDxc0_s rc, h2, h2.w---; + | SCB0/1 | mul | 49: MOVh h0(NE0.xxxx), h1; + +Pass SCT TEX SCB + 1: 0% 100% 25% + 2: 0% 100% 25% + 3: 0% 100% 50% + 4: 0% 100% 50% + 5: 0% 0% 50% + 6: 100% 0% 75% + 7: 0% 100% 75% + 8: 0% 100% 100% + 9: 0% 100% 25% + 10: 0% 100% 100% + 11: 50% 0% 100% + 12: 50% 0% 100% + 13: 25% 0% 100% + +MEAN: 17% 61% 67% + +Pass SCT0 SCT1 TEX SCB0 SCB1 + 1: 0% 0% 100% 0% 100% + 2: 0% 0% 100% 0% 100% + 3: 0% 0% 100% 100% 100% + 4: 0% 0% 100% 100% 100% + 5: 0% 0% 0% 100% 100% + 6: 100% 100% 0% 100% 100% + 7: 0% 0% 100% 100% 100% + 8: 0% 0% 100% 100% 100% + 9: 0% 0% 100% 0% 100% + 10: 0% 0% 100% 100% 100% + 11: 100% 100% 0% 100% 100% + 12: 100% 100% 0% 100% 100% + 13: 100% 0% 0% 100% 100% + +MEAN: 30% 23% 61% 76% 100% +Fragment Performance Setup: Driver RSX Compiler, GPU RSX, Flags 0x5 +Results 13 cycles, 3 r regs, 923,076,923 pixels/s +============================================================================*/ +#if (FXAA_PS3 == 1) && (FXAA_EARLY_EXIT == 0) +/*--------------------------------------------------------------------------*/ +#pragma regcount 7 +#pragma disablepc all +#pragma option O3 +#pragma option OutColorPrec=fp16 +#pragma texformat default RGBA8 +/*==========================================================================*/ +half4 FxaaPixelShader( + // See FXAA Quality FxaaPixelShader() source for docs on Inputs! + FxaaFloat2 pos, + FxaaFloat4 fxaaConsolePosPos, + FxaaTex tex, + FxaaTex fxaaConsole360TexExpBiasNegOne, + FxaaTex fxaaConsole360TexExpBiasNegTwo, + FxaaFloat2 fxaaQualityRcpFrame, + FxaaFloat4 fxaaConsoleRcpFrameOpt, + FxaaFloat4 fxaaConsoleRcpFrameOpt2, + FxaaFloat4 fxaaConsole360RcpFrameOpt2, + FxaaFloat fxaaQualitySubpix, + FxaaFloat fxaaQualityEdgeThreshold, + FxaaFloat fxaaQualityEdgeThresholdMin, + FxaaFloat fxaaConsoleEdgeSharpness, + FxaaFloat fxaaConsoleEdgeThreshold, + FxaaFloat fxaaConsoleEdgeThresholdMin, + FxaaFloat4 fxaaConsole360ConstDir +) { +/*--------------------------------------------------------------------------*/ +// (1) + half4 dir; + half4 lumaNe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zy, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + lumaNe.w += half(1.0/512.0); + dir.x = -lumaNe.w; + dir.z = -lumaNe.w; + #else + lumaNe.y += half(1.0/512.0); + dir.x = -lumaNe.y; + dir.z = -lumaNe.y; + #endif +/*--------------------------------------------------------------------------*/ +// (2) + half4 lumaSw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xw, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + dir.x += lumaSw.w; + dir.z += lumaSw.w; + #else + dir.x += lumaSw.y; + dir.z += lumaSw.y; + #endif +/*--------------------------------------------------------------------------*/ +// (3) + half4 lumaNw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xy, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + dir.x -= lumaNw.w; + dir.z += lumaNw.w; + #else + dir.x -= lumaNw.y; + dir.z += lumaNw.y; + #endif +/*--------------------------------------------------------------------------*/ +// (4) + half4 lumaSe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zw, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + dir.x += lumaSe.w; + dir.z -= lumaSe.w; + #else + dir.x += lumaSe.y; + dir.z -= lumaSe.y; + #endif +/*--------------------------------------------------------------------------*/ +// (5) + half4 dir1_pos; + dir1_pos.xy = normalize(dir.xyz).xz; + half dirAbsMinTimesC = min(abs(dir1_pos.x), abs(dir1_pos.y)) * half(FXAA_CONSOLE_PS3_EDGE_SHARPNESS); +/*--------------------------------------------------------------------------*/ +// (6) + half4 dir2_pos; + dir2_pos.xy = clamp(dir1_pos.xy / dirAbsMinTimesC, half(-2.0), half(2.0)); + dir1_pos.zw = pos.xy; + dir2_pos.zw = pos.xy; + half4 temp1N; + temp1N.xy = dir1_pos.zw - dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; +/*--------------------------------------------------------------------------*/ +// (7) + temp1N = h4tex2Dlod(tex, half4(temp1N.xy, 0.0, 0.0)); + half4 rgby1; + rgby1.xy = dir1_pos.zw + dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; +/*--------------------------------------------------------------------------*/ +// (8) + rgby1 = h4tex2Dlod(tex, half4(rgby1.xy, 0.0, 0.0)); + rgby1 = (temp1N + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ +// (9) + half4 temp2N; + temp2N.xy = dir2_pos.zw - dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; + temp2N = h4tex2Dlod(tex, half4(temp2N.xy, 0.0, 0.0)); +/*--------------------------------------------------------------------------*/ +// (10) + half4 rgby2; + rgby2.xy = dir2_pos.zw + dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; + rgby2 = h4tex2Dlod(tex, half4(rgby2.xy, 0.0, 0.0)); + rgby2 = (temp2N + rgby2) * 0.5; +/*--------------------------------------------------------------------------*/ +// (11) + // compilier moves these scalar ops up to other cycles + #if (FXAA_GREEN_AS_LUMA == 0) + half lumaMin = min(min(lumaNw.w, lumaSw.w), min(lumaNe.w, lumaSe.w)); + half lumaMax = max(max(lumaNw.w, lumaSw.w), max(lumaNe.w, lumaSe.w)); + #else + half lumaMin = min(min(lumaNw.y, lumaSw.y), min(lumaNe.y, lumaSe.y)); + half lumaMax = max(max(lumaNw.y, lumaSw.y), max(lumaNe.y, lumaSe.y)); + #endif + rgby2 = (rgby2 + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ +// (12) + #if (FXAA_GREEN_AS_LUMA == 0) + bool twoTapLt = rgby2.w < lumaMin; + bool twoTapGt = rgby2.w > lumaMax; + #else + bool twoTapLt = rgby2.y < lumaMin; + bool twoTapGt = rgby2.y > lumaMax; + #endif +/*--------------------------------------------------------------------------*/ +// (13) + if(twoTapLt || twoTapGt) rgby2 = rgby1; +/*--------------------------------------------------------------------------*/ + return rgby2; } +/*==========================================================================*/ +#endif + + + +/*============================================================================ + + FXAA3 CONSOLE - OPTIMIZED PS3 PIXEL SHADER (WITH EARLY EXIT) + +============================================================================== +The code mostly matches the assembly. +I have a feeling that 14 cycles is possible, but was not able to get there. +Might have to increase register count to get full performance. +Note this shader does not use perspective interpolation. + +Use the following cgc options, + + --fenable-bx2 --fastmath --fastprecision --nofloatbindings + +Use of FXAA_GREEN_AS_LUMA currently adds a cycle (16 clks). +Will look at fixing this for FXAA 3.12. +------------------------------------------------------------------------------ + NVSHADERPERF OUTPUT +------------------------------------------------------------------------------ +For reference and to aid in debug, output of NVShaderPerf should match this, + +Shader to schedule: + 0: texpkb h0.w(TRUE), v5.zyxx, #0 + 2: addh h2.y(TRUE), h0.w, constant(0.001953, 0.000000, 0.000000, 0.000000).x + 4: texpkb h1.w(TRUE), v5.xwxx, #0 + 6: addh h0.x(TRUE), h1.w, -h2.y + 7: texpkb h2.w(TRUE), v5.zwzz, #0 + 9: minh h4.w(TRUE), h2.y, h2 + 10: maxh h5.x(TRUE), h2.y, h2.w + 11: texpkb h0.w(TRUE), v5, #0 + 13: addh h3.w(TRUE), -h0, h0.x + 14: addh h0.x(TRUE), h0.w, h0 + 15: addh h0.z(TRUE), -h2.w, h0.x + 16: addh h0.x(TRUE), h2.w, h3.w + 17: minh h5.y(TRUE), h0.w, h1.w + 18: nrmh h2.xz(TRUE), h0_n + 19: minh_m8 h2.w(TRUE), |h2.x|, |h2.z| + 20: divx h4.xy(TRUE), h2_n.xzzw, h2_n.w + 21: movr r1.zw(TRUE), v4.xxxy + 22: maxh h2.w(TRUE), h0, h1 + 23: fenct TRUE + 24: madr r0.xy(TRUE), -h2.xzzw, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zwzz, r1.zwzz + 26: texpkb h0(TRUE), r0, #0 + 28: maxh h5.x(TRUE), h2.w, h5 + 29: minh h5.w(TRUE), h5.y, h4 + 30: madr r1.xy(TRUE), h2.xzzw, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zwzz, r1.zwzz + 32: texpkb h2(TRUE), r1, #0 + 34: addh_d2 h2(TRUE), h0, h2 + 35: texpkb h1(TRUE), v4, #0 + 37: maxh h5.y(TRUE), h5.x, h1.w + 38: minh h4.w(TRUE), h1, h5 + 39: madr r0.xy(TRUE), -h4, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz + 41: texpkb h0(TRUE), r0, #0 + 43: addh_m8 h5.z(TRUE), h5.y, -h4.w + 44: madr r2.xy(TRUE), h4, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz + 46: texpkb h3(TRUE), r2, #0 + 48: addh_d2 h0(TRUE), h0, h3 + 49: addh_d2 h3(TRUE), h0, h2 + 50: movh h0(TRUE), h3 + 51: slth h3.x(TRUE), h3.w, h5.w + 52: sgth h3.w(TRUE), h3, h5.x + 53: addx.c0 rc(TRUE), h3.x, h3 + 54: slth.c0 rc(TRUE), h5.z, h5 + 55: movh h0(c0.NE.w), h2 + 56: movh h0(c0.NE.x), h1 + +IPU0 ------ Simplified schedule: -------- +Pass | Unit | uOp | PC: Op +-----+--------+------+------------------------- + 1 | SCT0/1 | mov | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; + | TEX | txl | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; + | SCB0 | add | 2: ADDh h2.y, h0.-w--, const.-x--; + | | | + 2 | SCT0/1 | mov | 4: TXLr h1.w, g[TEX1].xwxx, const.xxxx, TEX0; + | TEX | txl | 4: TXLr h1.w, g[TEX1].xwxx, const.xxxx, TEX0; + | SCB0 | add | 6: ADDh h0.x, h1.w---,-h2.y---; + | | | + 3 | SCT0/1 | mov | 7: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; + | TEX | txl | 7: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; + | SCB0 | max | 10: MAXh h5.x, h2.y---, h2.w---; + | SCB1 | min | 9: MINh h4.w, h2.---y, h2; + | | | + 4 | SCT0/1 | mov | 11: TXLr h0.w, g[TEX1], const.xxxx, TEX0; + | TEX | txl | 11: TXLr h0.w, g[TEX1], const.xxxx, TEX0; + | SCB0 | add | 14: ADDh h0.x, h0.w---, h0; + | SCB1 | add | 13: ADDh h3.w,-h0, h0.---x; + | | | + 5 | SCT0 | mad | 16: ADDh h0.x, h2.w---, h3.w---; + | SCT1 | mad | 15: ADDh h0.z,-h2.--w-, h0.--x-; + | SCB0 | min | 17: MINh h5.y, h0.-w--, h1.-w--; + | | | + 6 | SCT1 | mov | 18: NRMh h2.xz, h0; + | SRB | nrm | 18: NRMh h2.xz, h0; + | SCB1 | min | 19: MINh*8 h2.w, |h2.---x|, |h2.---z|; + | | | + 7 | SCT0 | div | 20: DIVx h4.xy, h2.xz--, h2.ww--; + | SCT1 | mov | 21: MOVr r1.zw, g[TEX0].--xy; + | SCB1 | max | 22: MAXh h2.w, h0, h1; + | | | + 8 | SCT0 | mad | 24: MADr r0.xy,-h2.xz--, const.zw--, r1.zw--; + | SCT1 | mov | 26: TXLr h0, r0, const.xxxx, TEX0; + | TEX | txl | 26: TXLr h0, r0, const.xxxx, TEX0; + | SCB0 | max | 28: MAXh h5.x, h2.w---, h5; + | SCB1 | min | 29: MINh h5.w, h5.---y, h4; + | | | + 9 | SCT0 | mad | 30: MADr r1.xy, h2.xz--, const.zw--, r1.zw--; + | SCT1 | mov | 32: TXLr h2, r1, const.xxxx, TEX0; + | TEX | txl | 32: TXLr h2, r1, const.xxxx, TEX0; + | SCB0/1 | add | 34: ADDh/2 h2, h0, h2; + | | | + 10 | SCT0/1 | mov | 35: TXLr h1, g[TEX0], const.xxxx, TEX0; + | TEX | txl | 35: TXLr h1, g[TEX0], const.xxxx, TEX0; + | SCB0 | max | 37: MAXh h5.y, h5.-x--, h1.-w--; + | SCB1 | min | 38: MINh h4.w, h1, h5; + | | | + 11 | SCT0 | mad | 39: MADr r0.xy,-h4, const.xy--, r1.zw--; + | SCT1 | mov | 41: TXLr h0, r0, const.zzzz, TEX0; + | TEX | txl | 41: TXLr h0, r0, const.zzzz, TEX0; + | SCB0 | mad | 44: MADr r2.xy, h4, const.xy--, r1.zw--; + | SCB1 | add | 43: ADDh*8 h5.z, h5.--y-,-h4.--w-; + | | | + 12 | SCT0/1 | mov | 46: TXLr h3, r2, const.xxxx, TEX0; + | TEX | txl | 46: TXLr h3, r2, const.xxxx, TEX0; + | SCB0/1 | add | 48: ADDh/2 h0, h0, h3; + | | | + 13 | SCT0/1 | mad | 49: ADDh/2 h3, h0, h2; + | SCB0/1 | mul | 50: MOVh h0, h3; + | | | + 14 | SCT0 | set | 51: SLTh h3.x, h3.w---, h5.w---; + | SCT1 | set | 52: SGTh h3.w, h3, h5.---x; + | SCB0 | set | 54: SLThc0 rc, h5.z---, h5; + | SCB1 | add | 53: ADDxc0_s rc, h3.---x, h3; + | | | + 15 | SCT0/1 | mul | 55: MOVh h0(NE0.wwww), h2; + | SCB0/1 | mul | 56: MOVh h0(NE0.xxxx), h1; + +Pass SCT TEX SCB + 1: 0% 100% 25% + 2: 0% 100% 25% + 3: 0% 100% 50% + 4: 0% 100% 50% + 5: 50% 0% 25% + 6: 0% 0% 25% + 7: 100% 0% 25% + 8: 0% 100% 50% + 9: 0% 100% 100% + 10: 0% 100% 50% + 11: 0% 100% 75% + 12: 0% 100% 100% + 13: 100% 0% 100% + 14: 50% 0% 50% + 15: 100% 0% 100% + +MEAN: 26% 60% 56% + +Pass SCT0 SCT1 TEX SCB0 SCB1 + 1: 0% 0% 100% 100% 0% + 2: 0% 0% 100% 100% 0% + 3: 0% 0% 100% 100% 100% + 4: 0% 0% 100% 100% 100% + 5: 100% 100% 0% 100% 0% + 6: 0% 0% 0% 0% 100% + 7: 100% 100% 0% 0% 100% + 8: 0% 0% 100% 100% 100% + 9: 0% 0% 100% 100% 100% + 10: 0% 0% 100% 100% 100% + 11: 0% 0% 100% 100% 100% + 12: 0% 0% 100% 100% 100% + 13: 100% 100% 0% 100% 100% + 14: 100% 100% 0% 100% 100% + 15: 100% 100% 0% 100% 100% + +MEAN: 33% 33% 60% 86% 80% +Fragment Performance Setup: Driver RSX Compiler, GPU RSX, Flags 0x5 +Results 15 cycles, 3 r regs, 800,000,000 pixels/s +============================================================================*/ +#if (FXAA_PS3 == 1) && (FXAA_EARLY_EXIT == 1) +/*--------------------------------------------------------------------------*/ +#pragma regcount 7 +#pragma disablepc all +#pragma option O2 +#pragma option OutColorPrec=fp16 +#pragma texformat default RGBA8 +/*==========================================================================*/ +half4 FxaaPixelShader( + // See FXAA Quality FxaaPixelShader() source for docs on Inputs! + FxaaFloat2 pos, + FxaaFloat4 fxaaConsolePosPos, + FxaaTex tex, + FxaaTex fxaaConsole360TexExpBiasNegOne, + FxaaTex fxaaConsole360TexExpBiasNegTwo, + FxaaFloat2 fxaaQualityRcpFrame, + FxaaFloat4 fxaaConsoleRcpFrameOpt, + FxaaFloat4 fxaaConsoleRcpFrameOpt2, + FxaaFloat4 fxaaConsole360RcpFrameOpt2, + FxaaFloat fxaaQualitySubpix, + FxaaFloat fxaaQualityEdgeThreshold, + FxaaFloat fxaaQualityEdgeThresholdMin, + FxaaFloat fxaaConsoleEdgeSharpness, + FxaaFloat fxaaConsoleEdgeThreshold, + FxaaFloat fxaaConsoleEdgeThresholdMin, + FxaaFloat4 fxaaConsole360ConstDir +) { +/*--------------------------------------------------------------------------*/ +// (1) + half4 rgbyNe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zy, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + half lumaNe = rgbyNe.w + half(1.0/512.0); + #else + half lumaNe = rgbyNe.y + half(1.0/512.0); + #endif +/*--------------------------------------------------------------------------*/ +// (2) + half4 lumaSw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xw, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + half lumaSwNegNe = lumaSw.w - lumaNe; + #else + half lumaSwNegNe = lumaSw.y - lumaNe; + #endif +/*--------------------------------------------------------------------------*/ +// (3) + half4 lumaNw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xy, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + half lumaMaxNwSw = max(lumaNw.w, lumaSw.w); + half lumaMinNwSw = min(lumaNw.w, lumaSw.w); + #else + half lumaMaxNwSw = max(lumaNw.y, lumaSw.y); + half lumaMinNwSw = min(lumaNw.y, lumaSw.y); + #endif +/*--------------------------------------------------------------------------*/ +// (4) + half4 lumaSe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zw, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + half dirZ = lumaNw.w + lumaSwNegNe; + half dirX = -lumaNw.w + lumaSwNegNe; + #else + half dirZ = lumaNw.y + lumaSwNegNe; + half dirX = -lumaNw.y + lumaSwNegNe; + #endif +/*--------------------------------------------------------------------------*/ +// (5) + half3 dir; + dir.y = 0.0; + #if (FXAA_GREEN_AS_LUMA == 0) + dir.x = lumaSe.w + dirX; + dir.z = -lumaSe.w + dirZ; + half lumaMinNeSe = min(lumaNe, lumaSe.w); + #else + dir.x = lumaSe.y + dirX; + dir.z = -lumaSe.y + dirZ; + half lumaMinNeSe = min(lumaNe, lumaSe.y); + #endif +/*--------------------------------------------------------------------------*/ +// (6) + half4 dir1_pos; + dir1_pos.xy = normalize(dir).xz; + half dirAbsMinTimes8 = min(abs(dir1_pos.x), abs(dir1_pos.y)) * half(FXAA_CONSOLE_PS3_EDGE_SHARPNESS); +/*--------------------------------------------------------------------------*/ +// (7) + half4 dir2_pos; + dir2_pos.xy = clamp(dir1_pos.xy / dirAbsMinTimes8, half(-2.0), half(2.0)); + dir1_pos.zw = pos.xy; + dir2_pos.zw = pos.xy; + #if (FXAA_GREEN_AS_LUMA == 0) + half lumaMaxNeSe = max(lumaNe, lumaSe.w); + #else + half lumaMaxNeSe = max(lumaNe, lumaSe.y); + #endif +/*--------------------------------------------------------------------------*/ +// (8) + half4 temp1N; + temp1N.xy = dir1_pos.zw - dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; + temp1N = h4tex2Dlod(tex, half4(temp1N.xy, 0.0, 0.0)); + half lumaMax = max(lumaMaxNwSw, lumaMaxNeSe); + half lumaMin = min(lumaMinNwSw, lumaMinNeSe); +/*--------------------------------------------------------------------------*/ +// (9) + half4 rgby1; + rgby1.xy = dir1_pos.zw + dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; + rgby1 = h4tex2Dlod(tex, half4(rgby1.xy, 0.0, 0.0)); + rgby1 = (temp1N + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ +// (10) + half4 rgbyM = h4tex2Dlod(tex, half4(pos.xy, 0.0, 0.0)); + #if (FXAA_GREEN_AS_LUMA == 0) + half lumaMaxM = max(lumaMax, rgbyM.w); + half lumaMinM = min(lumaMin, rgbyM.w); + #else + half lumaMaxM = max(lumaMax, rgbyM.y); + half lumaMinM = min(lumaMin, rgbyM.y); + #endif +/*--------------------------------------------------------------------------*/ +// (11) + half4 temp2N; + temp2N.xy = dir2_pos.zw - dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; + temp2N = h4tex2Dlod(tex, half4(temp2N.xy, 0.0, 0.0)); + half4 rgby2; + rgby2.xy = dir2_pos.zw + dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; + half lumaRangeM = (lumaMaxM - lumaMinM) / FXAA_CONSOLE_PS3_EDGE_THRESHOLD; +/*--------------------------------------------------------------------------*/ +// (12) + rgby2 = h4tex2Dlod(tex, half4(rgby2.xy, 0.0, 0.0)); + rgby2 = (temp2N + rgby2) * 0.5; +/*--------------------------------------------------------------------------*/ +// (13) + rgby2 = (rgby2 + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ +// (14) + #if (FXAA_GREEN_AS_LUMA == 0) + bool twoTapLt = rgby2.w < lumaMin; + bool twoTapGt = rgby2.w > lumaMax; + #else + bool twoTapLt = rgby2.y < lumaMin; + bool twoTapGt = rgby2.y > lumaMax; + #endif + bool earlyExit = lumaRangeM < lumaMax; + bool twoTap = twoTapLt || twoTapGt; +/*--------------------------------------------------------------------------*/ +// (15) + if(twoTap) rgby2 = rgby1; + if(earlyExit) rgby2 = rgbyM; +/*--------------------------------------------------------------------------*/ + return rgby2; } +/*==========================================================================*/ +#endif From 54ad83f0258f8258b3678d7abc883b0eab5a0b16 Mon Sep 17 00:00:00 2001 From: Dan Bagnell Date: Mon, 10 Apr 2017 17:14:20 -0400 Subject: [PATCH 02/10] Update LICENSE.md. --- LICENSE.md | 6 +++--- Source/Scene/FXAA.js | 4 ++-- Source/Shaders/PostProcessFilters/FXAA.glsl | 1 - 3 files changed, 5 insertions(+), 6 deletions(-) diff --git a/LICENSE.md b/LICENSE.md index e95d8ff924ac..13868a3dbfae 100644 --- a/LICENSE.md +++ b/LICENSE.md @@ -214,11 +214,11 @@ https://gist.github.com/banksean/300494 > > THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -### NVIDIA Image-Based Anti-Aliasing +### NVIDIA GameWorks Graphics Samples -https://developer.nvidia.com/nvidia-graphics-sdk-11-direct3d +https://github.com/NVIDIAGameWorks/GraphicsSamples -> Copyright 2011 NVIDIA Corporation +> Copyright 2016 NVIDIA Corporation > > BY DOWNLOADING THE SOFTWARE AND OTHER AVAILABLE MATERIALS, YOU ("DEVELOPER") AGREE TO BE BOUND BY THE FOLLOWING TERMS AND CONDITIONS > diff --git a/Source/Scene/FXAA.js b/Source/Scene/FXAA.js index 033e47f140d3..170a2b87e165 100644 --- a/Source/Scene/FXAA.js +++ b/Source/Scene/FXAA.js @@ -44,7 +44,7 @@ define([ /** * @private */ - function FXAA(context) { + function FXAA() { this._texture = undefined; this._depthStencilTexture = undefined; this._depthStencilRenderbuffer = undefined; @@ -143,7 +143,7 @@ define([ var fs = '#define FXAA_PC 1\n' + '#define FXAA_WEBGL_1 1\n' + - '#define FXAA_QUALITY_PRESET 39\n' + + '#define FXAA_QUALITY_PRESET ' + this._qualityPreset + '\n' + '#define FXAA_GREEN_AS_LUMA 1\n' + FXAA3_11 + '\n' + FXAAFS; diff --git a/Source/Shaders/PostProcessFilters/FXAA.glsl b/Source/Shaders/PostProcessFilters/FXAA.glsl index 534878719fbd..e1e841ced370 100644 --- a/Source/Shaders/PostProcessFilters/FXAA.glsl +++ b/Source/Shaders/PostProcessFilters/FXAA.glsl @@ -6,7 +6,6 @@ uniform float u_fxaaQualitySubpix; uniform float u_fxaaQualityEdgeThreshold; uniform float u_fxaaQualityEdgeThresholdMin; - // unused constants, only used on consoles vec4 fxaaConsolePosPos = vec4(0.0); vec4 fxaaConsoleRcpFrameOpt = vec4(0.0); From 9b5fc9c62ad2aa8678ae7410c83ab824be21056f Mon Sep 17 00:00:00 2001 From: Dan Bagnell Date: Tue, 11 Apr 2017 14:50:31 -0400 Subject: [PATCH 03/10] Fix for transparent background colors. --- Source/Shaders/CompositeOITFS.glsl | 11 ++++++++--- Source/Shaders/PostProcessFilters/FXAA.glsl | 4 +++- 2 files changed, 11 insertions(+), 4 deletions(-) diff --git a/Source/Shaders/CompositeOITFS.glsl b/Source/Shaders/CompositeOITFS.glsl index b2efbceba787..dbe6c46d5801 100644 --- a/Source/Shaders/CompositeOITFS.glsl +++ b/Source/Shaders/CompositeOITFS.glsl @@ -3,7 +3,7 @@ * - http://jcgt.org/published/0002/02/09/ * - http://casual-effects.blogspot.com/2014/03/weighted-blended-order-independent.html */ - + uniform sampler2D u_opaque; uniform sampler2D u_accumulation; uniform sampler2D u_revealage; @@ -15,12 +15,17 @@ void main() vec4 opaque = texture2D(u_opaque, v_textureCoordinates); vec4 accum = texture2D(u_accumulation, v_textureCoordinates); float r = texture2D(u_revealage, v_textureCoordinates).r; - + #ifdef MRT vec4 transparent = vec4(accum.rgb / clamp(r, 1e-4, 5e4), accum.a); #else vec4 transparent = vec4(accum.rgb / clamp(accum.a, 1e-4, 5e4), r); #endif - + gl_FragColor = (1.0 - transparent.a) * transparent + transparent.a * opaque; + + if (opaque != czm_backgroundColor) + { + gl_FragColor.a = 1.0; + } } diff --git a/Source/Shaders/PostProcessFilters/FXAA.glsl b/Source/Shaders/PostProcessFilters/FXAA.glsl index e1e841ced370..082f169baedf 100644 --- a/Source/Shaders/PostProcessFilters/FXAA.glsl +++ b/Source/Shaders/PostProcessFilters/FXAA.glsl @@ -18,7 +18,7 @@ vec4 fxaaConsole360ConstDir = vec4(0.0); void main() { - gl_FragColor = FxaaPixelShader( + vec4 color = FxaaPixelShader( v_textureCoordinates, fxaaConsolePosPos, u_texture, @@ -35,4 +35,6 @@ void main() fxaaConsoleEdgeThreshold, fxaaConsoleEdgeThresholdMin, fxaaConsole360ConstDir); + float alpha = texture2D(u_texture, v_textureCoordinates).a; + gl_FragColor = vec4(color.rgb, alpha); } From 19d88eac02270aa54d6b220a11187467c4448795 Mon Sep 17 00:00:00 2001 From: Dan Bagnell Date: Tue, 11 Apr 2017 15:08:28 -0400 Subject: [PATCH 04/10] Update CHANGES.md. --- CHANGES.md | 1 + 1 file changed, 1 insertion(+) diff --git a/CHANGES.md b/CHANGES.md index 145981237412..b1323d465f0b 100644 --- a/CHANGES.md +++ b/CHANGES.md @@ -4,6 +4,7 @@ Change Log ### 1.33 - 2017-05-01 * Added `disableDepthTestDistance` to billboards, points and labels. This sets the distance to the camera where the depth test will be disabled. Setting it to zero (the default) will alwasy enable the depth test. Setting it to `Number.POSITVE_INFINITY` will never enabled the depth test. Also added `scene.minimumDisableDepthTestDistance` to change the default value from zero. [#5166](https://github.com/AnalyticalGraphicsInc/cesium/pull/5166) +* Upgrade FXAA to version 3.11. [#5200](https://github.com/AnalyticalGraphicsInc/cesium/pull/5200) ### 1.32 - 2017-04-03 From 94e14899c4d34d29ba55c64ab040ffd33a0e81e9 Mon Sep 17 00:00:00 2001 From: Dan Bagnell Date: Wed, 12 Apr 2017 19:25:28 -0400 Subject: [PATCH 05/10] Simplify FXAA shader. --- Source/Scene/FXAA.js | 3 - Source/Shaders/PostProcessFilters/FXAA.glsl | 31 +- .../Shaders/PostProcessFilters/FXAA3_11.glsl | 1585 +------------ Source/ThirdParty/FXAA3_11.glsl | 2068 +++++++++++++++++ 4 files changed, 2154 insertions(+), 1533 deletions(-) create mode 100644 Source/ThirdParty/FXAA3_11.glsl diff --git a/Source/Scene/FXAA.js b/Source/Scene/FXAA.js index 170a2b87e165..1ab0f281d95d 100644 --- a/Source/Scene/FXAA.js +++ b/Source/Scene/FXAA.js @@ -141,10 +141,7 @@ define([ if (!defined(this._command)) { var fs = - '#define FXAA_PC 1\n' + - '#define FXAA_WEBGL_1 1\n' + '#define FXAA_QUALITY_PRESET ' + this._qualityPreset + '\n' + - '#define FXAA_GREEN_AS_LUMA 1\n' + FXAA3_11 + '\n' + FXAAFS; diff --git a/Source/Shaders/PostProcessFilters/FXAA.glsl b/Source/Shaders/PostProcessFilters/FXAA.glsl index 082f169baedf..09067f48970e 100644 --- a/Source/Shaders/PostProcessFilters/FXAA.glsl +++ b/Source/Shaders/PostProcessFilters/FXAA.glsl @@ -2,39 +2,20 @@ varying vec2 v_textureCoordinates; uniform sampler2D u_texture; uniform vec2 u_fxaaQualityRcpFrame; -uniform float u_fxaaQualitySubpix; -uniform float u_fxaaQualityEdgeThreshold; -uniform float u_fxaaQualityEdgeThresholdMin; -// unused constants, only used on consoles -vec4 fxaaConsolePosPos = vec4(0.0); -vec4 fxaaConsoleRcpFrameOpt = vec4(0.0); -vec4 fxaaConsoleRcpFrameOpt2 = vec4(0.0); -vec4 fxaaConsole360RcpFrameOpt2 = vec4(0.0); -float fxaaConsoleEdgeSharpness = 0.0; -float fxaaConsoleEdgeThreshold = 0.0; -float fxaaConsoleEdgeThresholdMin = 0.0; -vec4 fxaaConsole360ConstDir = vec4(0.0); +const float fxaaQualitySubpix = 0.5; +const float fxaaQualityEdgeThreshold = 0.125; +const float fxaaQualityEdgeThresholdMin = 0.0833; void main() { vec4 color = FxaaPixelShader( v_textureCoordinates, - fxaaConsolePosPos, - u_texture, - u_texture, u_texture, u_fxaaQualityRcpFrame, - fxaaConsoleRcpFrameOpt, - fxaaConsoleRcpFrameOpt2, - fxaaConsole360RcpFrameOpt2, - u_fxaaQualitySubpix, - u_fxaaQualityEdgeThreshold, - u_fxaaQualityEdgeThresholdMin, - fxaaConsoleEdgeSharpness, - fxaaConsoleEdgeThreshold, - fxaaConsoleEdgeThresholdMin, - fxaaConsole360ConstDir); + fxaaQualitySubpix, + fxaaQualityEdgeThreshold, + fxaaQualityEdgeThresholdMin); float alpha = texture2D(u_texture, v_textureCoordinates).a; gl_FragColor = vec4(color.rgb, alpha); } diff --git a/Source/Shaders/PostProcessFilters/FXAA3_11.glsl b/Source/Shaders/PostProcessFilters/FXAA3_11.glsl index bed7ce8d50df..27494b89296c 100644 --- a/Source/Shaders/PostProcessFilters/FXAA3_11.glsl +++ b/Source/Shaders/PostProcessFilters/FXAA3_11.glsl @@ -27,414 +27,70 @@ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ -/*============================================================================ +// NVIDIA GameWorks Graphics Samples GitHub link: https://github.com/NVIDIAGameWorks/GraphicsSamples +// Original FXAA 3.11 shader link: https://github.com/NVIDIAGameWorks/GraphicsSamples/blob/master/samples/es3-kepler/FXAA/FXAA3_11.h +// or: ../../ThirdParty/FXAA3_11.glsl + +// Steps used to integrate into Cesium: +// * The following defines are set: +// #define FXAA_PC 1 +// #define FXAA_WEBGL_1 1 +// #define FXAA_GREEN_AS_LUMA 1 +// #define FXAA_EARLY_EXIT 1 +// #define FXAA_GLSL_120 1 +// * All other preprocessor directives besides the FXAA_QUALITY__P* directives were removed. +// * Double underscores are invalid for preprocessor directives so replace them with a single underscore. Replace +// /FXAA_QUALITY__P(.*)/g with /FXAA_QUALITY__P$1/. +// * There are no implicit conversions from ivec* to vec* so replace: +// #define FxaaInt2 ivec2 +// with +// #define FxaaInt2 vec2 +// * The texture2DLod function is only available in vertex shaders so replace: +// #define FxaaTexTop(t, p) texture2DLod(t, p, 0.0) +// #define FxaaTexOff(t, p, o, r) texture2DLod(t, p + (o * r), 0.0) +// with +// #define FxaaTexTop(t, p) texture2D(t, p) +// #define FxaaTexOff(t, p, o, r) texture2D(t, p + (o * r)) +// * FXAA_QUALITY_PRESET is prepended in the javascript code. We may want to expose that setting in the future. +// * The following parameters to FxaaPixelShader are unused and can be removed: +// fxaaConsolePosPos +// fxaaConsoleRcpFrameOpt +// fxaaConsoleRcpFrameOpt2 +// fxaaConsole360RcpFrameOpt2 +// fxaaConsoleEdgeSharpness +// fxaaConsoleEdgeThreshold +// fxaaConsoleEdgeThresholdMi +// fxaaConsole360ConstDir - - NVIDIA FXAA 3.11 by TIMOTHY LOTTES - ------------------------------------------------------------------------------- - INTEGRATION CHECKLIST ------------------------------------------------------------------------------- -(1.) -In the shader source, setup defines for the desired configuration. -When providing multiple shaders (for different presets), -simply setup the defines differently in multiple files. -Example, - - #define FXAA_PC 1 - #define FXAA_HLSL_5 1 - #define FXAA_QUALITY_PRESET 12 - -Or, - - #define FXAA_360 1 - -Or, - - #define FXAA_PS3 1 - -Etc. - -(2.) -Then include this file, - - #include "Fxaa3_11.h" - -(3.) -Then call the FXAA pixel shader from within your desired shader. -Look at the FXAA Quality FxaaPixelShader() for docs on inputs. -As for FXAA 3.11 all inputs for all shaders are the same -to enable easy porting between platforms. - - return FxaaPixelShader(...); - -(4.) -Insure pass prior to FXAA outputs RGBL (see next section). -Or use, - - #define FXAA_GREEN_AS_LUMA 1 - -(5.) -Setup engine to provide the following constants -which are used in the FxaaPixelShader() inputs, - - FxaaFloat2 fxaaQualityRcpFrame, - FxaaFloat4 fxaaConsoleRcpFrameOpt, - FxaaFloat4 fxaaConsoleRcpFrameOpt2, - FxaaFloat4 fxaaConsole360RcpFrameOpt2, - FxaaFloat fxaaQualitySubpix, - FxaaFloat fxaaQualityEdgeThreshold, - FxaaFloat fxaaQualityEdgeThresholdMin, - FxaaFloat fxaaConsoleEdgeSharpness, - FxaaFloat fxaaConsoleEdgeThreshold, - FxaaFloat fxaaConsoleEdgeThresholdMin, - FxaaFloat4 fxaaConsole360ConstDir - -Look at the FXAA Quality FxaaPixelShader() for docs on inputs. - -(6.) -Have FXAA vertex shader run as a full screen triangle, -and output "pos" and "fxaaConsolePosPos" -such that inputs in the pixel shader provide, - - // {xy} = center of pixel - FxaaFloat2 pos, - - // {xy__} = upper left of pixel - // {__zw} = lower right of pixel - FxaaFloat4 fxaaConsolePosPos, - -(7.) -Insure the texture sampler(s) used by FXAA are set to bilinear filtering. - - ------------------------------------------------------------------------------- - INTEGRATION - RGBL AND COLORSPACE ------------------------------------------------------------------------------- -FXAA3 requires RGBL as input unless the following is set, - - #define FXAA_GREEN_AS_LUMA 1 - -In which case the engine uses green in place of luma, -and requires RGB input is in a non-linear colorspace. - -RGB should be LDR (low dynamic range). -Specifically do FXAA after tonemapping. - -RGB data as returned by a texture fetch can be non-linear, -or linear when FXAA_GREEN_AS_LUMA is not set. -Note an "sRGB format" texture counts as linear, -because the result of a texture fetch is linear data. -Regular "RGBA8" textures in the sRGB colorspace are non-linear. - -If FXAA_GREEN_AS_LUMA is not set, -luma must be stored in the alpha channel prior to running FXAA. -This luma should be in a perceptual space (could be gamma 2.0). -Example pass before FXAA where output is gamma 2.0 encoded, - - color.rgb = ToneMap(color.rgb); // linear color output - color.rgb = sqrt(color.rgb); // gamma 2.0 color output - return color; - -To use FXAA, - - color.rgb = ToneMap(color.rgb); // linear color output - color.rgb = sqrt(color.rgb); // gamma 2.0 color output - color.a = dot(color.rgb, FxaaFloat3(0.299, 0.587, 0.114)); // compute luma - return color; - -Another example where output is linear encoded, -say for instance writing to an sRGB formated render target, -where the render target does the conversion back to sRGB after blending, - - color.rgb = ToneMap(color.rgb); // linear color output - return color; - -To use FXAA, - - color.rgb = ToneMap(color.rgb); // linear color output - color.a = sqrt(dot(color.rgb, FxaaFloat3(0.299, 0.587, 0.114))); // compute luma - return color; - -Getting luma correct is required for the algorithm to work correctly. - - ------------------------------------------------------------------------------- - BEING LINEARLY CORRECT? ------------------------------------------------------------------------------- -Applying FXAA to a framebuffer with linear RGB color will look worse. -This is very counter intuitive, but happends to be true in this case. -The reason is because dithering artifacts will be more visiable -in a linear colorspace. - - ------------------------------------------------------------------------------- - COMPLEX INTEGRATION ------------------------------------------------------------------------------- -Q. What if the engine is blending into RGB before wanting to run FXAA? - -A. In the last opaque pass prior to FXAA, - have the pass write out luma into alpha. - Then blend into RGB only. - FXAA should be able to run ok - assuming the blending pass did not any add aliasing. - This should be the common case for particles and common blending passes. - -A. Or use FXAA_GREEN_AS_LUMA. - -============================================================================*/ - -/*============================================================================ - - INTEGRATION KNOBS - -============================================================================*/ // -// FXAA_PS3 and FXAA_360 choose the console algorithm (FXAA3 CONSOLE). -// FXAA_360_OPT is a prototype for the new optimized 360 version. +// Choose the quality preset. +// This needs to be compiled into the shader as it effects code. +// Best option to include multiple presets is to +// in each shader define the preset, then include this file. // -// 1 = Use API. -// 0 = Don't use API. +// OPTIONS +// ----------------------------------------------------------------------- +// 10 to 15 - default medium dither (10=fastest, 15=highest quality) +// 20 to 29 - less dither, more expensive (20=fastest, 29=highest quality) +// 39 - no dither, very expensive // -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_PS3 - #define FXAA_PS3 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_360 - #define FXAA_360 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_360_OPT - #define FXAA_360_OPT 0 -#endif -/*==========================================================================*/ -#ifndef FXAA_PC - // - // FXAA Quality - // The high quality PC algorithm. - // - #define FXAA_PC 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_PC_CONSOLE - // - // The console algorithm for PC is included - // for developers targeting really low spec machines. - // Likely better to just run FXAA_PC, and use a really low preset. - // - #define FXAA_PC_CONSOLE 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_WEBGL_1 - #defined FXAA_WEBGL_1 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_GLSL_120 - #define FXAA_GLSL_120 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_GLSL_130 - #define FXAA_GLSL_130 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_HLSL_3 - #define FXAA_HLSL_3 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_HLSL_4 - #define FXAA_HLSL_4 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_HLSL_5 - #define FXAA_HLSL_5 0 -#endif -/*==========================================================================*/ -#ifndef FXAA_GREEN_AS_LUMA - // - // For those using non-linear color, - // and either not able to get luma in alpha, or not wanting to, - // this enables FXAA to run using green as a proxy for luma. - // So with this enabled, no need to pack luma in alpha. - // - // This will turn off AA on anything which lacks some amount of green. - // Pure red and blue or combination of only R and B, will get no AA. - // - // Might want to lower the settings for both, - // fxaaConsoleEdgeThresholdMin - // fxaaQualityEdgeThresholdMin - // In order to insure AA does not get turned off on colors - // which contain a minor amount of green. - // - // 1 = On. - // 0 = Off. - // - #define FXAA_GREEN_AS_LUMA 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_EARLY_EXIT - // - // Controls algorithm's early exit path. - // On PS3 turning this ON adds 2 cycles to the shader. - // On 360 turning this OFF adds 10ths of a millisecond to the shader. - // Turning this off on console will result in a more blurry image. - // So this defaults to on. - // - // 1 = On. - // 0 = Off. - // - #define FXAA_EARLY_EXIT 1 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_DISCARD - // - // Only valid for PC OpenGL currently. - // Probably will not work when FXAA_GREEN_AS_LUMA = 1. - // - // 1 = Use discard on pixels which don't need AA. - // For APIs which enable concurrent TEX+ROP from same surface. - // 0 = Return unchanged color on pixels which don't need AA. - // - #define FXAA_DISCARD 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_FAST_PIXEL_OFFSET - // - // Used for GLSL 120 only. - // - // 1 = GL API supports fast pixel offsets - // 0 = do not use fast pixel offsets - // - #ifdef GL_EXT_gpu_shader4 - #define FXAA_FAST_PIXEL_OFFSET 1 - #endif - #ifdef GL_NV_gpu_shader5 - #define FXAA_FAST_PIXEL_OFFSET 1 - #endif - #ifdef GL_ARB_gpu_shader5 - #define FXAA_FAST_PIXEL_OFFSET 1 - #endif - #ifndef FXAA_FAST_PIXEL_OFFSET - #define FXAA_FAST_PIXEL_OFFSET 0 - #endif -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_GATHER4_ALPHA - // - // 1 = API supports gather4 on alpha channel. - // 0 = API does not support gather4 on alpha channel. - // - #if (FXAA_HLSL_5 == 1) - #define FXAA_GATHER4_ALPHA 1 - #endif - #ifdef GL_ARB_gpu_shader5 - #define FXAA_GATHER4_ALPHA 1 - #endif - #ifdef GL_NV_gpu_shader5 - #define FXAA_GATHER4_ALPHA 1 - #endif - #ifndef FXAA_GATHER4_ALPHA - #define FXAA_GATHER4_ALPHA 0 - #endif -#endif - -/*============================================================================ - FXAA CONSOLE PS3 - TUNING KNOBS -============================================================================*/ -#ifndef FXAA_CONSOLE_PS3_EDGE_SHARPNESS - // - // Consoles the sharpness of edges on PS3 only. - // Non-PS3 tuning is done with shader input. - // - // Due to the PS3 being ALU bound, - // there are only two safe values here: 4 and 8. - // These options use the shaders ability to a free *|/ by 2|4|8. - // - // 8.0 is sharper - // 4.0 is softer - // 2.0 is really soft (good for vector graphics inputs) - // - #if 1 - #define FXAA_CONSOLE_PS3_EDGE_SHARPNESS 8.0 - #endif - #if 0 - #define FXAA_CONSOLE_PS3_EDGE_SHARPNESS 4.0 - #endif - #if 0 - #define FXAA_CONSOLE_PS3_EDGE_SHARPNESS 2.0 - #endif -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_CONSOLE_PS3_EDGE_THRESHOLD - // - // Only effects PS3. - // Non-PS3 tuning is done with shader input. - // - // The minimum amount of local contrast required to apply algorithm. - // The console setting has a different mapping than the quality setting. - // - // This only applies when FXAA_EARLY_EXIT is 1. - // - // Due to the PS3 being ALU bound, - // there are only two safe values here: 0.25 and 0.125. - // These options use the shaders ability to a free *|/ by 2|4|8. - // - // 0.125 leaves less aliasing, but is softer - // 0.25 leaves more aliasing, and is sharper - // - #if 1 - #define FXAA_CONSOLE_PS3_EDGE_THRESHOLD 0.125 - #else - #define FXAA_CONSOLE_PS3_EDGE_THRESHOLD 0.25 - #endif -#endif - -/*============================================================================ - FXAA QUALITY - TUNING KNOBS ------------------------------------------------------------------------------- -NOTE the other tuning knobs are now in the shader function inputs! -============================================================================*/ -#ifndef FXAA_QUALITY_PRESET - // - // Choose the quality preset. - // This needs to be compiled into the shader as it effects code. - // Best option to include multiple presets is to - // in each shader define the preset, then include this file. - // - // OPTIONS - // ----------------------------------------------------------------------- - // 10 to 15 - default medium dither (10=fastest, 15=highest quality) - // 20 to 29 - less dither, more expensive (20=fastest, 29=highest quality) - // 39 - no dither, very expensive - // - // NOTES - // ----------------------------------------------------------------------- - // 12 = slightly faster then FXAA 3.9 and higher edge quality (default) - // 13 = about same speed as FXAA 3.9 and better than 12 - // 23 = closest to FXAA 3.9 visually and performance wise - // _ = the lowest digit is directly related to performance - // _ = the highest digit is directly related to style - // - #define FXAA_QUALITY_PRESET 12 -#endif - - -/*============================================================================ - - FXAA QUALITY - PRESETS +// NOTES +// ----------------------------------------------------------------------- +// 12 = slightly faster then FXAA 3.9 and higher edge quality (default) +// 13 = about same speed as FXAA 3.9 and better than 12 +// 23 = closest to FXAA 3.9 visually and performance wise +// _ = the lowest digit is directly related to performance +// _ = the highest digit is directly related to style +// +//#define FXAA_QUALITY_PRESET 12 -============================================================================*/ -/*============================================================================ - FXAA QUALITY - MEDIUM DITHER PRESETS -============================================================================*/ #if (FXAA_QUALITY_PRESET == 10) #define FXAA_QUALITY_PS 3 #define FXAA_QUALITY_P0 1.5 #define FXAA_QUALITY_P1 3.0 #define FXAA_QUALITY_P2 12.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 11) #define FXAA_QUALITY_PS 4 #define FXAA_QUALITY_P0 1.0 @@ -442,7 +98,6 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P2 3.0 #define FXAA_QUALITY_P3 12.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 12) #define FXAA_QUALITY_PS 5 #define FXAA_QUALITY_P0 1.0 @@ -451,7 +106,6 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P3 4.0 #define FXAA_QUALITY_P4 12.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 13) #define FXAA_QUALITY_PS 6 #define FXAA_QUALITY_P0 1.0 @@ -461,7 +115,6 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P4 4.0 #define FXAA_QUALITY_P5 12.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 14) #define FXAA_QUALITY_PS 7 #define FXAA_QUALITY_P0 1.0 @@ -472,7 +125,6 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P5 4.0 #define FXAA_QUALITY_P6 12.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 15) #define FXAA_QUALITY_PS 8 #define FXAA_QUALITY_P0 1.0 @@ -484,17 +136,12 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P6 4.0 #define FXAA_QUALITY_P7 12.0 #endif - -/*============================================================================ - FXAA QUALITY - LOW DITHER PRESETS -============================================================================*/ #if (FXAA_QUALITY_PRESET == 20) #define FXAA_QUALITY_PS 3 #define FXAA_QUALITY_P0 1.5 #define FXAA_QUALITY_P1 2.0 #define FXAA_QUALITY_P2 8.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 21) #define FXAA_QUALITY_PS 4 #define FXAA_QUALITY_P0 1.0 @@ -502,7 +149,6 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P2 2.0 #define FXAA_QUALITY_P3 8.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 22) #define FXAA_QUALITY_PS 5 #define FXAA_QUALITY_P0 1.0 @@ -511,7 +157,6 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P3 2.0 #define FXAA_QUALITY_P4 8.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 23) #define FXAA_QUALITY_PS 6 #define FXAA_QUALITY_P0 1.0 @@ -521,7 +166,6 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P4 2.0 #define FXAA_QUALITY_P5 8.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 24) #define FXAA_QUALITY_PS 7 #define FXAA_QUALITY_P0 1.0 @@ -532,7 +176,6 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P5 3.0 #define FXAA_QUALITY_P6 8.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 25) #define FXAA_QUALITY_PS 8 #define FXAA_QUALITY_P0 1.0 @@ -544,7 +187,6 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P6 4.0 #define FXAA_QUALITY_P7 8.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 26) #define FXAA_QUALITY_PS 9 #define FXAA_QUALITY_P0 1.0 @@ -557,7 +199,6 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P7 4.0 #define FXAA_QUALITY_P8 8.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 27) #define FXAA_QUALITY_PS 10 #define FXAA_QUALITY_P0 1.0 @@ -571,7 +212,6 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P8 4.0 #define FXAA_QUALITY_P9 8.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 28) #define FXAA_QUALITY_PS 11 #define FXAA_QUALITY_P0 1.0 @@ -586,7 +226,6 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P9 4.0 #define FXAA_QUALITY_P10 8.0 #endif -/*--------------------------------------------------------------------------*/ #if (FXAA_QUALITY_PRESET == 29) #define FXAA_QUALITY_PS 12 #define FXAA_QUALITY_P0 1.0 @@ -602,10 +241,6 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P10 4.0 #define FXAA_QUALITY_P11 8.0 #endif - -/*============================================================================ - FXAA QUALITY - EXTREME QUALITY -============================================================================*/ #if (FXAA_QUALITY_PRESET == 39) #define FXAA_QUALITY_PS 12 #define FXAA_QUALITY_P0 1.0 @@ -622,195 +257,42 @@ NOTE the other tuning knobs are now in the shader function inputs! #define FXAA_QUALITY_P11 8.0 #endif +#define FxaaBool bool +#define FxaaFloat float +#define FxaaFloat2 vec2 +#define FxaaFloat3 vec3 +#define FxaaFloat4 vec4 +#define FxaaHalf float +#define FxaaHalf2 vec2 +#define FxaaHalf3 vec3 +#define FxaaHalf4 vec4 +#define FxaaInt2 vec2 +#define FxaaTex sampler2D +#define FxaaSat(x) clamp(x, 0.0, 1.0) +#define FxaaTexTop(t, p) texture2D(t, p) +#define FxaaTexOff(t, p, o, r) texture2D(t, p + (o * r)) -/*============================================================================ - - API PORTING - -============================================================================*/ -#if (FXAA_GLSL_120 == 1) || (FXAA_GLSL_130 == 1) || (FXAA_WEBGL_1 == 1) - #define FxaaBool bool - #define FxaaDiscard discard - #define FxaaFloat float - #define FxaaFloat2 vec2 - #define FxaaFloat3 vec3 - #define FxaaFloat4 vec4 - #define FxaaHalf float - #define FxaaHalf2 vec2 - #define FxaaHalf3 vec3 - #define FxaaHalf4 vec4 - #if (FXAA_WEBGL_1 == 1) - #define FxaaInt2 vec2 - #else - #define FxaaInt2 ivec2 - #endif - #define FxaaSat(x) clamp(x, 0.0, 1.0) - #define FxaaTex sampler2D -#else - #define FxaaBool bool - #define FxaaDiscard clip(-1) - #define FxaaFloat float - #define FxaaFloat2 float2 - #define FxaaFloat3 float3 - #define FxaaFloat4 float4 - #define FxaaHalf half - #define FxaaHalf2 half2 - #define FxaaHalf3 half3 - #define FxaaHalf4 half4 - #define FxaaSat(x) saturate(x) -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_WEBGL_1 == 1) - #define FxaaTexTop(t, p) texture2D(t, p) - #define FxaaTexOff(t, p, o, r) texture2D(t, p + (o * r)) -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_GLSL_120 == 1) - // Requires, - // #version 120 - // And at least, - // #extension GL_EXT_gpu_shader4 : enable - // (or set FXAA_FAST_PIXEL_OFFSET 1 to work like DX9) - #define FxaaTexTop(t, p) texture2DLod(t, p, 0.0) - #if (FXAA_FAST_PIXEL_OFFSET == 1) - #define FxaaTexOff(t, p, o, r) texture2DLodOffset(t, p, 0.0, o) - #else - #define FxaaTexOff(t, p, o, r) texture2DLod(t, p + (o * r), 0.0) - #endif - #if (FXAA_GATHER4_ALPHA == 1) - // use #extension GL_ARB_gpu_shader5 : enable - #define FxaaTexAlpha4(t, p) textureGather(t, p, 3) - #define FxaaTexOffAlpha4(t, p, o) textureGatherOffset(t, p, o, 3) - #define FxaaTexGreen4(t, p) textureGather(t, p, 1) - #define FxaaTexOffGreen4(t, p, o) textureGatherOffset(t, p, o, 1) - #endif -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_GLSL_130 == 1) - // Requires "#version 130" or better - #define FxaaTexTop(t, p) textureLod(t, p, 0.0) - #define FxaaTexOff(t, p, o, r) textureLodOffset(t, p, 0.0, o) - #if (FXAA_GATHER4_ALPHA == 1) - // use #extension GL_ARB_gpu_shader5 : enable - #define FxaaTexAlpha4(t, p) textureGather(t, p, 3) - #define FxaaTexOffAlpha4(t, p, o) textureGatherOffset(t, p, o, 3) - #define FxaaTexGreen4(t, p) textureGather(t, p, 1) - #define FxaaTexOffGreen4(t, p, o) textureGatherOffset(t, p, o, 1) - #endif -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_HLSL_3 == 1) || (FXAA_360 == 1) || (FXAA_PS3 == 1) - #define FxaaInt2 float2 - #define FxaaTex sampler2D - #define FxaaTexTop(t, p) tex2Dlod(t, float4(p, 0.0, 0.0)) - #define FxaaTexOff(t, p, o, r) tex2Dlod(t, float4(p + (o * r), 0, 0)) -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_HLSL_4 == 1) - #define FxaaInt2 int2 - struct FxaaTex { SamplerState smpl; Texture2D tex; }; - #define FxaaTexTop(t, p) t.tex.SampleLevel(t.smpl, p, 0.0) - #define FxaaTexOff(t, p, o, r) t.tex.SampleLevel(t.smpl, p, 0.0, o) -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_HLSL_5 == 1) - #define FxaaInt2 int2 - struct FxaaTex { SamplerState smpl; Texture2D tex; }; - #define FxaaTexTop(t, p) t.tex.SampleLevel(t.smpl, p, 0.0) - #define FxaaTexOff(t, p, o, r) t.tex.SampleLevel(t.smpl, p, 0.0, o) - #define FxaaTexAlpha4(t, p) t.tex.GatherAlpha(t.smpl, p) - #define FxaaTexOffAlpha4(t, p, o) t.tex.GatherAlpha(t.smpl, p, o) - #define FxaaTexGreen4(t, p) t.tex.GatherGreen(t.smpl, p) - #define FxaaTexOffGreen4(t, p, o) t.tex.GatherGreen(t.smpl, p, o) -#endif - - -/*============================================================================ - GREEN AS LUMA OPTION SUPPORT FUNCTION -============================================================================*/ -#if (FXAA_GREEN_AS_LUMA == 0) - FxaaFloat FxaaLuma(FxaaFloat4 rgba) { return rgba.w; } -#else - FxaaFloat FxaaLuma(FxaaFloat4 rgba) { return rgba.y; } -#endif - +FxaaFloat FxaaLuma(FxaaFloat4 rgba) { return rgba.y; } - - -/*============================================================================ - - FXAA3 QUALITY - PC - -============================================================================*/ -#if (FXAA_PC == 1) -/*--------------------------------------------------------------------------*/ FxaaFloat4 FxaaPixelShader( // // Use noperspective interpolation here (turn off perspective interpolation). // {xy} = center of pixel FxaaFloat2 pos, // - // Used only for FXAA Console, and not used on the 360 version. - // Use noperspective interpolation here (turn off perspective interpolation). - // {xy__} = upper left of pixel - // {__zw} = lower right of pixel - FxaaFloat4 fxaaConsolePosPos, - // // Input color texture. // {rgb_} = color in linear or perceptual color space // if (FXAA_GREEN_AS_LUMA == 0) // {___a} = luma in perceptual color space (not linear) FxaaTex tex, // - // Only used on the optimized 360 version of FXAA Console. - // For everything but 360, just use the same input here as for "tex". - // For 360, same texture, just alias with a 2nd sampler. - // This sampler needs to have an exponent bias of -1. - FxaaTex fxaaConsole360TexExpBiasNegOne, - // - // Only used on the optimized 360 version of FXAA Console. - // For everything but 360, just use the same input here as for "tex". - // For 360, same texture, just alias with a 3nd sampler. - // This sampler needs to have an exponent bias of -2. - FxaaTex fxaaConsole360TexExpBiasNegTwo, - // // Only used on FXAA Quality. // This must be from a constant/uniform. // {x_} = 1.0/screenWidthInPixels // {_y} = 1.0/screenHeightInPixels FxaaFloat2 fxaaQualityRcpFrame, // - // Only used on FXAA Console. - // This must be from a constant/uniform. - // This effects sub-pixel AA quality and inversely sharpness. - // Where N ranges between, - // N = 0.50 (default) - // N = 0.33 (sharper) - // {x___} = -N/screenWidthInPixels - // {_y__} = -N/screenHeightInPixels - // {__z_} = N/screenWidthInPixels - // {___w} = N/screenHeightInPixels - FxaaFloat4 fxaaConsoleRcpFrameOpt, - // - // Only used on FXAA Console. - // Not used on 360, but used on PS3 and PC. - // This must be from a constant/uniform. - // {x___} = -2.0/screenWidthInPixels - // {_y__} = -2.0/screenHeightInPixels - // {__z_} = 2.0/screenWidthInPixels - // {___w} = 2.0/screenHeightInPixels - FxaaFloat4 fxaaConsoleRcpFrameOpt2, - // - // Only used on FXAA Console. - // Only used on 360 in place of fxaaConsoleRcpFrameOpt2. - // This must be from a constant/uniform. - // {x___} = 8.0/screenWidthInPixels - // {_y__} = 8.0/screenHeightInPixels - // {__z_} = -4.0/screenWidthInPixels - // {___w} = -4.0/screenHeightInPixels - FxaaFloat4 fxaaConsole360RcpFrameOpt2, - // // Only used on FXAA Quality. // This used to be the FXAA_QUALITY_SUBPIX define. // It is here now to allow easier tuning. @@ -847,103 +329,18 @@ FxaaFloat4 FxaaPixelShader( // will appear very dark in the green channel! // Tune by looking at mostly non-green content, // then start at zero and increase until aliasing is a problem. - FxaaFloat fxaaQualityEdgeThresholdMin, - // - // Only used on FXAA Console. - // This used to be the FXAA_CONSOLE_EDGE_SHARPNESS define. - // It is here now to allow easier tuning. - // This does not effect PS3, as this needs to be compiled in. - // Use FXAA_CONSOLE_PS3_EDGE_SHARPNESS for PS3. - // Due to the PS3 being ALU bound, - // there are only three safe values here: 2 and 4 and 8. - // These options use the shaders ability to a free *|/ by 2|4|8. - // For all other platforms can be a non-power of two. - // 8.0 is sharper (default!!!) - // 4.0 is softer - // 2.0 is really soft (good only for vector graphics inputs) - FxaaFloat fxaaConsoleEdgeSharpness, - // - // Only used on FXAA Console. - // This used to be the FXAA_CONSOLE_EDGE_THRESHOLD define. - // It is here now to allow easier tuning. - // This does not effect PS3, as this needs to be compiled in. - // Use FXAA_CONSOLE_PS3_EDGE_THRESHOLD for PS3. - // Due to the PS3 being ALU bound, - // there are only two safe values here: 1/4 and 1/8. - // These options use the shaders ability to a free *|/ by 2|4|8. - // The console setting has a different mapping than the quality setting. - // Other platforms can use other values. - // 0.125 leaves less aliasing, but is softer (default!!!) - // 0.25 leaves more aliasing, and is sharper - FxaaFloat fxaaConsoleEdgeThreshold, - // - // Only used on FXAA Console. - // This used to be the FXAA_CONSOLE_EDGE_THRESHOLD_MIN define. - // It is here now to allow easier tuning. - // Trims the algorithm from processing darks. - // The console setting has a different mapping than the quality setting. - // This only applies when FXAA_EARLY_EXIT is 1. - // This does not apply to PS3, - // PS3 was simplified to avoid more shader instructions. - // 0.06 - faster but more aliasing in darks - // 0.05 - default - // 0.04 - slower and less aliasing in darks - // Special notes when using FXAA_GREEN_AS_LUMA, - // Likely want to set this to zero. - // As colors that are mostly not-green - // will appear very dark in the green channel! - // Tune by looking at mostly non-green content, - // then start at zero and increase until aliasing is a problem. - FxaaFloat fxaaConsoleEdgeThresholdMin, - // - // Extra constants for 360 FXAA Console only. - // Use zeros or anything else for other platforms. - // These must be in physical constant registers and NOT immedates. - // Immedates will result in compiler un-optimizing. - // {xyzw} = float4(1.0, -1.0, 0.25, -0.25) - FxaaFloat4 fxaaConsole360ConstDir + FxaaFloat fxaaQualityEdgeThresholdMin ) { /*--------------------------------------------------------------------------*/ FxaaFloat2 posM; posM.x = pos.x; posM.y = pos.y; - #if (FXAA_GATHER4_ALPHA == 1) - #if (FXAA_DISCARD == 0) - FxaaFloat4 rgbyM = FxaaTexTop(tex, posM); - #if (FXAA_GREEN_AS_LUMA == 0) - #define lumaM rgbyM.w - #else - #define lumaM rgbyM.y - #endif - #endif - #if (FXAA_GREEN_AS_LUMA == 0) - FxaaFloat4 luma4A = FxaaTexAlpha4(tex, posM); - FxaaFloat4 luma4B = FxaaTexOffAlpha4(tex, posM, FxaaInt2(-1, -1)); - #else - FxaaFloat4 luma4A = FxaaTexGreen4(tex, posM); - FxaaFloat4 luma4B = FxaaTexOffGreen4(tex, posM, FxaaInt2(-1, -1)); - #endif - #if (FXAA_DISCARD == 1) - #define lumaM luma4A.w - #endif - #define lumaE luma4A.z - #define lumaS luma4A.x - #define lumaSE luma4A.y - #define lumaNW luma4B.w - #define lumaN luma4B.z - #define lumaW luma4B.x - #else - FxaaFloat4 rgbyM = FxaaTexTop(tex, posM); - #if (FXAA_GREEN_AS_LUMA == 0) - #define lumaM rgbyM.w - #else - #define lumaM rgbyM.y - #endif - FxaaFloat lumaS = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0, 1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 0), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaN = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0,-1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 0), fxaaQualityRcpFrame.xy)); - #endif + FxaaFloat4 rgbyM = FxaaTexTop(tex, posM); + #define lumaM rgbyM.y + FxaaFloat lumaS = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0, 1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 0), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaN = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0,-1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 0), fxaaQualityRcpFrame.xy)); /*--------------------------------------------------------------------------*/ FxaaFloat maxSM = max(lumaS, lumaM); FxaaFloat minSM = min(lumaS, lumaM); @@ -959,21 +356,12 @@ FxaaFloat4 FxaaPixelShader( FxaaBool earlyExit = range < rangeMaxClamped; /*--------------------------------------------------------------------------*/ if(earlyExit) - #if (FXAA_DISCARD == 1) - FxaaDiscard; - #else - return rgbyM; - #endif + return rgbyM; /*--------------------------------------------------------------------------*/ - #if (FXAA_GATHER4_ALPHA == 0) - FxaaFloat lumaNW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1,-1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaSE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaNE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1,-1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaSW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 1), fxaaQualityRcpFrame.xy)); - #else - FxaaFloat lumaNE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(1, -1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaSW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 1), fxaaQualityRcpFrame.xy)); - #endif + FxaaFloat lumaNW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1,-1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaSE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaNE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1,-1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaSW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 1), fxaaQualityRcpFrame.xy)); /*--------------------------------------------------------------------------*/ FxaaFloat lumaNS = lumaN + lumaS; FxaaFloat lumaWE = lumaW + lumaE; @@ -1257,818 +645,5 @@ FxaaFloat4 FxaaPixelShader( FxaaFloat pixelOffsetSubpix = max(pixelOffsetGood, subpixH); if(!horzSpan) posM.x += pixelOffsetSubpix * lengthSign; if( horzSpan) posM.y += pixelOffsetSubpix * lengthSign; - #if (FXAA_DISCARD == 1) - return FxaaTexTop(tex, posM); - #else - return FxaaFloat4(FxaaTexTop(tex, posM).xyz, lumaM); - #endif + return FxaaFloat4(FxaaTexTop(tex, posM).xyz, lumaM); } -/*==========================================================================*/ -#endif - - - - -/*============================================================================ - - FXAA3 CONSOLE - PC VERSION - ------------------------------------------------------------------------------- -Instead of using this on PC, I'd suggest just using FXAA Quality with - #define FXAA_QUALITY_PRESET 10 -Or - #define FXAA_QUALITY_PRESET 20 -Either are higher qualilty and almost as fast as this on modern PC GPUs. -============================================================================*/ -#if (FXAA_PC_CONSOLE == 1) -/*--------------------------------------------------------------------------*/ -FxaaFloat4 FxaaPixelShader( - // See FXAA Quality FxaaPixelShader() source for docs on Inputs! - FxaaFloat2 pos, - FxaaFloat4 fxaaConsolePosPos, - FxaaTex tex, - FxaaTex fxaaConsole360TexExpBiasNegOne, - FxaaTex fxaaConsole360TexExpBiasNegTwo, - FxaaFloat2 fxaaQualityRcpFrame, - FxaaFloat4 fxaaConsoleRcpFrameOpt, - FxaaFloat4 fxaaConsoleRcpFrameOpt2, - FxaaFloat4 fxaaConsole360RcpFrameOpt2, - FxaaFloat fxaaQualitySubpix, - FxaaFloat fxaaQualityEdgeThreshold, - FxaaFloat fxaaQualityEdgeThresholdMin, - FxaaFloat fxaaConsoleEdgeSharpness, - FxaaFloat fxaaConsoleEdgeThreshold, - FxaaFloat fxaaConsoleEdgeThresholdMin, - FxaaFloat4 fxaaConsole360ConstDir -) { -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaNw = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.xy)); - FxaaFloat lumaSw = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.xw)); - FxaaFloat lumaNe = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.zy)); - FxaaFloat lumaSe = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.zw)); -/*--------------------------------------------------------------------------*/ - FxaaFloat4 rgbyM = FxaaTexTop(tex, pos.xy); - #if (FXAA_GREEN_AS_LUMA == 0) - FxaaFloat lumaM = rgbyM.w; - #else - FxaaFloat lumaM = rgbyM.y; - #endif -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaMaxNwSw = max(lumaNw, lumaSw); - lumaNe += 1.0/384.0; - FxaaFloat lumaMinNwSw = min(lumaNw, lumaSw); -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaMaxNeSe = max(lumaNe, lumaSe); - FxaaFloat lumaMinNeSe = min(lumaNe, lumaSe); -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaMax = max(lumaMaxNeSe, lumaMaxNwSw); - FxaaFloat lumaMin = min(lumaMinNeSe, lumaMinNwSw); -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaMaxScaled = lumaMax * fxaaConsoleEdgeThreshold; -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaMinM = min(lumaMin, lumaM); - FxaaFloat lumaMaxScaledClamped = max(fxaaConsoleEdgeThresholdMin, lumaMaxScaled); - FxaaFloat lumaMaxM = max(lumaMax, lumaM); - FxaaFloat dirSwMinusNe = lumaSw - lumaNe; - FxaaFloat lumaMaxSubMinM = lumaMaxM - lumaMinM; - FxaaFloat dirSeMinusNw = lumaSe - lumaNw; - if(lumaMaxSubMinM < lumaMaxScaledClamped) return rgbyM; -/*--------------------------------------------------------------------------*/ - FxaaFloat2 dir; - dir.x = dirSwMinusNe + dirSeMinusNw; - dir.y = dirSwMinusNe - dirSeMinusNw; -/*--------------------------------------------------------------------------*/ - FxaaFloat2 dir1 = normalize(dir.xy); - FxaaFloat4 rgbyN1 = FxaaTexTop(tex, pos.xy - dir1 * fxaaConsoleRcpFrameOpt.zw); - FxaaFloat4 rgbyP1 = FxaaTexTop(tex, pos.xy + dir1 * fxaaConsoleRcpFrameOpt.zw); -/*--------------------------------------------------------------------------*/ - FxaaFloat dirAbsMinTimesC = min(abs(dir1.x), abs(dir1.y)) * fxaaConsoleEdgeSharpness; - FxaaFloat2 dir2 = clamp(dir1.xy / dirAbsMinTimesC, -2.0, 2.0); -/*--------------------------------------------------------------------------*/ - FxaaFloat4 rgbyN2 = FxaaTexTop(tex, pos.xy - dir2 * fxaaConsoleRcpFrameOpt2.zw); - FxaaFloat4 rgbyP2 = FxaaTexTop(tex, pos.xy + dir2 * fxaaConsoleRcpFrameOpt2.zw); -/*--------------------------------------------------------------------------*/ - FxaaFloat4 rgbyA = rgbyN1 + rgbyP1; - FxaaFloat4 rgbyB = ((rgbyN2 + rgbyP2) * 0.25) + (rgbyA * 0.25); -/*--------------------------------------------------------------------------*/ - #if (FXAA_GREEN_AS_LUMA == 0) - FxaaBool twoTap = (rgbyB.w < lumaMin) || (rgbyB.w > lumaMax); - #else - FxaaBool twoTap = (rgbyB.y < lumaMin) || (rgbyB.y > lumaMax); - #endif - if(twoTap) rgbyB.xyz = rgbyA.xyz * 0.5; - return rgbyB; } -/*==========================================================================*/ -#endif - - - -/*============================================================================ - - FXAA3 CONSOLE - 360 PIXEL SHADER - ------------------------------------------------------------------------------- -This optimized version thanks to suggestions from Andy Luedke. -Should be fully tex bound in all cases. -As of the FXAA 3.11 release, I have still not tested this code, -however I fixed a bug which was in both FXAA 3.9 and FXAA 3.10. -And note this is replacing the old unoptimized version. -If it does not work, please let me know so I can fix it. -============================================================================*/ -#if (FXAA_360 == 1) -/*--------------------------------------------------------------------------*/ -[reduceTempRegUsage(4)] -float4 FxaaPixelShader( - // See FXAA Quality FxaaPixelShader() source for docs on Inputs! - FxaaFloat2 pos, - FxaaFloat4 fxaaConsolePosPos, - FxaaTex tex, - FxaaTex fxaaConsole360TexExpBiasNegOne, - FxaaTex fxaaConsole360TexExpBiasNegTwo, - FxaaFloat2 fxaaQualityRcpFrame, - FxaaFloat4 fxaaConsoleRcpFrameOpt, - FxaaFloat4 fxaaConsoleRcpFrameOpt2, - FxaaFloat4 fxaaConsole360RcpFrameOpt2, - FxaaFloat fxaaQualitySubpix, - FxaaFloat fxaaQualityEdgeThreshold, - FxaaFloat fxaaQualityEdgeThresholdMin, - FxaaFloat fxaaConsoleEdgeSharpness, - FxaaFloat fxaaConsoleEdgeThreshold, - FxaaFloat fxaaConsoleEdgeThresholdMin, - FxaaFloat4 fxaaConsole360ConstDir -) { -/*--------------------------------------------------------------------------*/ - float4 lumaNwNeSwSe; - #if (FXAA_GREEN_AS_LUMA == 0) - asm { - tfetch2D lumaNwNeSwSe.w___, tex, pos.xy, OffsetX = -0.5, OffsetY = -0.5, UseComputedLOD=false - tfetch2D lumaNwNeSwSe._w__, tex, pos.xy, OffsetX = 0.5, OffsetY = -0.5, UseComputedLOD=false - tfetch2D lumaNwNeSwSe.__w_, tex, pos.xy, OffsetX = -0.5, OffsetY = 0.5, UseComputedLOD=false - tfetch2D lumaNwNeSwSe.___w, tex, pos.xy, OffsetX = 0.5, OffsetY = 0.5, UseComputedLOD=false - }; - #else - asm { - tfetch2D lumaNwNeSwSe.y___, tex, pos.xy, OffsetX = -0.5, OffsetY = -0.5, UseComputedLOD=false - tfetch2D lumaNwNeSwSe._y__, tex, pos.xy, OffsetX = 0.5, OffsetY = -0.5, UseComputedLOD=false - tfetch2D lumaNwNeSwSe.__y_, tex, pos.xy, OffsetX = -0.5, OffsetY = 0.5, UseComputedLOD=false - tfetch2D lumaNwNeSwSe.___y, tex, pos.xy, OffsetX = 0.5, OffsetY = 0.5, UseComputedLOD=false - }; - #endif -/*--------------------------------------------------------------------------*/ - lumaNwNeSwSe.y += 1.0/384.0; - float2 lumaMinTemp = min(lumaNwNeSwSe.xy, lumaNwNeSwSe.zw); - float2 lumaMaxTemp = max(lumaNwNeSwSe.xy, lumaNwNeSwSe.zw); - float lumaMin = min(lumaMinTemp.x, lumaMinTemp.y); - float lumaMax = max(lumaMaxTemp.x, lumaMaxTemp.y); -/*--------------------------------------------------------------------------*/ - float4 rgbyM = tex2Dlod(tex, float4(pos.xy, 0.0, 0.0)); - #if (FXAA_GREEN_AS_LUMA == 0) - float lumaMinM = min(lumaMin, rgbyM.w); - float lumaMaxM = max(lumaMax, rgbyM.w); - #else - float lumaMinM = min(lumaMin, rgbyM.y); - float lumaMaxM = max(lumaMax, rgbyM.y); - #endif - if((lumaMaxM - lumaMinM) < max(fxaaConsoleEdgeThresholdMin, lumaMax * fxaaConsoleEdgeThreshold)) return rgbyM; -/*--------------------------------------------------------------------------*/ - float2 dir; - dir.x = dot(lumaNwNeSwSe, fxaaConsole360ConstDir.yyxx); - dir.y = dot(lumaNwNeSwSe, fxaaConsole360ConstDir.xyxy); - dir = normalize(dir); -/*--------------------------------------------------------------------------*/ - float4 dir1 = dir.xyxy * fxaaConsoleRcpFrameOpt.xyzw; -/*--------------------------------------------------------------------------*/ - float4 dir2; - float dirAbsMinTimesC = min(abs(dir.x), abs(dir.y)) * fxaaConsoleEdgeSharpness; - dir2 = saturate(fxaaConsole360ConstDir.zzww * dir.xyxy / dirAbsMinTimesC + 0.5); - dir2 = dir2 * fxaaConsole360RcpFrameOpt2.xyxy + fxaaConsole360RcpFrameOpt2.zwzw; -/*--------------------------------------------------------------------------*/ - float4 rgbyN1 = tex2Dlod(fxaaConsole360TexExpBiasNegOne, float4(pos.xy + dir1.xy, 0.0, 0.0)); - float4 rgbyP1 = tex2Dlod(fxaaConsole360TexExpBiasNegOne, float4(pos.xy + dir1.zw, 0.0, 0.0)); - float4 rgbyN2 = tex2Dlod(fxaaConsole360TexExpBiasNegTwo, float4(pos.xy + dir2.xy, 0.0, 0.0)); - float4 rgbyP2 = tex2Dlod(fxaaConsole360TexExpBiasNegTwo, float4(pos.xy + dir2.zw, 0.0, 0.0)); -/*--------------------------------------------------------------------------*/ - float4 rgbyA = rgbyN1 + rgbyP1; - float4 rgbyB = rgbyN2 + rgbyP2 + rgbyA * 0.5; -/*--------------------------------------------------------------------------*/ - float4 rgbyR = ((FxaaLuma(rgbyB) - lumaMax) > 0.0) ? rgbyA : rgbyB; - rgbyR = ((FxaaLuma(rgbyB) - lumaMin) > 0.0) ? rgbyR : rgbyA; - return rgbyR; } -/*==========================================================================*/ -#endif - - - -/*============================================================================ - - FXAA3 CONSOLE - OPTIMIZED PS3 PIXEL SHADER (NO EARLY EXIT) - -============================================================================== -The code below does not exactly match the assembly. -I have a feeling that 12 cycles is possible, but was not able to get there. -Might have to increase register count to get full performance. -Note this shader does not use perspective interpolation. - -Use the following cgc options, - - --fenable-bx2 --fastmath --fastprecision --nofloatbindings - ------------------------------------------------------------------------------- - NVSHADERPERF OUTPUT ------------------------------------------------------------------------------- -For reference and to aid in debug, output of NVShaderPerf should match this, - -Shader to schedule: - 0: texpkb h0.w(TRUE), v5.zyxx, #0 - 2: addh h2.z(TRUE), h0.w, constant(0.001953, 0.000000, 0.000000, 0.000000).x - 4: texpkb h0.w(TRUE), v5.xwxx, #0 - 6: addh h0.z(TRUE), -h2, h0.w - 7: texpkb h1.w(TRUE), v5, #0 - 9: addh h0.x(TRUE), h0.z, -h1.w - 10: addh h3.w(TRUE), h0.z, h1 - 11: texpkb h2.w(TRUE), v5.zwzz, #0 - 13: addh h0.z(TRUE), h3.w, -h2.w - 14: addh h0.x(TRUE), h2.w, h0 - 15: nrmh h1.xz(TRUE), h0_n - 16: minh_m8 h0.x(TRUE), |h1|, |h1.z| - 17: maxh h4.w(TRUE), h0, h1 - 18: divx h2.xy(TRUE), h1_n.xzzw, h0_n - 19: movr r1.zw(TRUE), v4.xxxy - 20: madr r2.xz(TRUE), -h1, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zzww, r1.zzww - 22: minh h5.w(TRUE), h0, h1 - 23: texpkb h0(TRUE), r2.xzxx, #0 - 25: madr r0.zw(TRUE), h1.xzxz, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w), r1 - 27: maxh h4.x(TRUE), h2.z, h2.w - 28: texpkb h1(TRUE), r0.zwzz, #0 - 30: addh_d2 h1(TRUE), h0, h1 - 31: madr r0.xy(TRUE), -h2, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz - 33: texpkb h0(TRUE), r0, #0 - 35: minh h4.z(TRUE), h2, h2.w - 36: fenct TRUE - 37: madr r1.xy(TRUE), h2, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz - 39: texpkb h2(TRUE), r1, #0 - 41: addh_d2 h0(TRUE), h0, h2 - 42: maxh h2.w(TRUE), h4, h4.x - 43: minh h2.x(TRUE), h5.w, h4.z - 44: addh_d2 h0(TRUE), h0, h1 - 45: slth h2.x(TRUE), h0.w, h2 - 46: sgth h2.w(TRUE), h0, h2 - 47: movh h0(TRUE), h0 - 48: addx.c0 rc(TRUE), h2, h2.w - 49: movh h0(c0.NE.x), h1 - -IPU0 ------ Simplified schedule: -------- -Pass | Unit | uOp | PC: Op ------+--------+------+------------------------- - 1 | SCT0/1 | mov | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; - | TEX | txl | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; - | SCB1 | add | 2: ADDh h2.z, h0.--w-, const.--x-; - | | | - 2 | SCT0/1 | mov | 4: TXLr h0.w, g[TEX1].xwxx, const.xxxx, TEX0; - | TEX | txl | 4: TXLr h0.w, g[TEX1].xwxx, const.xxxx, TEX0; - | SCB1 | add | 6: ADDh h0.z,-h2, h0.--w-; - | | | - 3 | SCT0/1 | mov | 7: TXLr h1.w, g[TEX1], const.xxxx, TEX0; - | TEX | txl | 7: TXLr h1.w, g[TEX1], const.xxxx, TEX0; - | SCB0 | add | 9: ADDh h0.x, h0.z---,-h1.w---; - | SCB1 | add | 10: ADDh h3.w, h0.---z, h1; - | | | - 4 | SCT0/1 | mov | 11: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; - | TEX | txl | 11: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; - | SCB0 | add | 14: ADDh h0.x, h2.w---, h0; - | SCB1 | add | 13: ADDh h0.z, h3.--w-,-h2.--w-; - | | | - 5 | SCT1 | mov | 15: NRMh h1.xz, h0; - | SRB | nrm | 15: NRMh h1.xz, h0; - | SCB0 | min | 16: MINh*8 h0.x, |h1|, |h1.z---|; - | SCB1 | max | 17: MAXh h4.w, h0, h1; - | | | - 6 | SCT0 | div | 18: DIVx h2.xy, h1.xz--, h0; - | SCT1 | mov | 19: MOVr r1.zw, g[TEX0].--xy; - | SCB0 | mad | 20: MADr r2.xz,-h1, const.z-w-, r1.z-w-; - | SCB1 | min | 22: MINh h5.w, h0, h1; - | | | - 7 | SCT0/1 | mov | 23: TXLr h0, r2.xzxx, const.xxxx, TEX0; - | TEX | txl | 23: TXLr h0, r2.xzxx, const.xxxx, TEX0; - | SCB0 | max | 27: MAXh h4.x, h2.z---, h2.w---; - | SCB1 | mad | 25: MADr r0.zw, h1.--xz, const, r1; - | | | - 8 | SCT0/1 | mov | 28: TXLr h1, r0.zwzz, const.xxxx, TEX0; - | TEX | txl | 28: TXLr h1, r0.zwzz, const.xxxx, TEX0; - | SCB0/1 | add | 30: ADDh/2 h1, h0, h1; - | | | - 9 | SCT0 | mad | 31: MADr r0.xy,-h2, const.xy--, r1.zw--; - | SCT1 | mov | 33: TXLr h0, r0, const.zzzz, TEX0; - | TEX | txl | 33: TXLr h0, r0, const.zzzz, TEX0; - | SCB1 | min | 35: MINh h4.z, h2, h2.--w-; - | | | - 10 | SCT0 | mad | 37: MADr r1.xy, h2, const.xy--, r1.zw--; - | SCT1 | mov | 39: TXLr h2, r1, const.zzzz, TEX0; - | TEX | txl | 39: TXLr h2, r1, const.zzzz, TEX0; - | SCB0/1 | add | 41: ADDh/2 h0, h0, h2; - | | | - 11 | SCT0 | min | 43: MINh h2.x, h5.w---, h4.z---; - | SCT1 | max | 42: MAXh h2.w, h4, h4.---x; - | SCB0/1 | add | 44: ADDh/2 h0, h0, h1; - | | | - 12 | SCT0 | set | 45: SLTh h2.x, h0.w---, h2; - | SCT1 | set | 46: SGTh h2.w, h0, h2; - | SCB0/1 | mul | 47: MOVh h0, h0; - | | | - 13 | SCT0 | mad | 48: ADDxc0_s rc, h2, h2.w---; - | SCB0/1 | mul | 49: MOVh h0(NE0.xxxx), h1; - -Pass SCT TEX SCB - 1: 0% 100% 25% - 2: 0% 100% 25% - 3: 0% 100% 50% - 4: 0% 100% 50% - 5: 0% 0% 50% - 6: 100% 0% 75% - 7: 0% 100% 75% - 8: 0% 100% 100% - 9: 0% 100% 25% - 10: 0% 100% 100% - 11: 50% 0% 100% - 12: 50% 0% 100% - 13: 25% 0% 100% - -MEAN: 17% 61% 67% - -Pass SCT0 SCT1 TEX SCB0 SCB1 - 1: 0% 0% 100% 0% 100% - 2: 0% 0% 100% 0% 100% - 3: 0% 0% 100% 100% 100% - 4: 0% 0% 100% 100% 100% - 5: 0% 0% 0% 100% 100% - 6: 100% 100% 0% 100% 100% - 7: 0% 0% 100% 100% 100% - 8: 0% 0% 100% 100% 100% - 9: 0% 0% 100% 0% 100% - 10: 0% 0% 100% 100% 100% - 11: 100% 100% 0% 100% 100% - 12: 100% 100% 0% 100% 100% - 13: 100% 0% 0% 100% 100% - -MEAN: 30% 23% 61% 76% 100% -Fragment Performance Setup: Driver RSX Compiler, GPU RSX, Flags 0x5 -Results 13 cycles, 3 r regs, 923,076,923 pixels/s -============================================================================*/ -#if (FXAA_PS3 == 1) && (FXAA_EARLY_EXIT == 0) -/*--------------------------------------------------------------------------*/ -#pragma regcount 7 -#pragma disablepc all -#pragma option O3 -#pragma option OutColorPrec=fp16 -#pragma texformat default RGBA8 -/*==========================================================================*/ -half4 FxaaPixelShader( - // See FXAA Quality FxaaPixelShader() source for docs on Inputs! - FxaaFloat2 pos, - FxaaFloat4 fxaaConsolePosPos, - FxaaTex tex, - FxaaTex fxaaConsole360TexExpBiasNegOne, - FxaaTex fxaaConsole360TexExpBiasNegTwo, - FxaaFloat2 fxaaQualityRcpFrame, - FxaaFloat4 fxaaConsoleRcpFrameOpt, - FxaaFloat4 fxaaConsoleRcpFrameOpt2, - FxaaFloat4 fxaaConsole360RcpFrameOpt2, - FxaaFloat fxaaQualitySubpix, - FxaaFloat fxaaQualityEdgeThreshold, - FxaaFloat fxaaQualityEdgeThresholdMin, - FxaaFloat fxaaConsoleEdgeSharpness, - FxaaFloat fxaaConsoleEdgeThreshold, - FxaaFloat fxaaConsoleEdgeThresholdMin, - FxaaFloat4 fxaaConsole360ConstDir -) { -/*--------------------------------------------------------------------------*/ -// (1) - half4 dir; - half4 lumaNe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zy, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - lumaNe.w += half(1.0/512.0); - dir.x = -lumaNe.w; - dir.z = -lumaNe.w; - #else - lumaNe.y += half(1.0/512.0); - dir.x = -lumaNe.y; - dir.z = -lumaNe.y; - #endif -/*--------------------------------------------------------------------------*/ -// (2) - half4 lumaSw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xw, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - dir.x += lumaSw.w; - dir.z += lumaSw.w; - #else - dir.x += lumaSw.y; - dir.z += lumaSw.y; - #endif -/*--------------------------------------------------------------------------*/ -// (3) - half4 lumaNw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xy, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - dir.x -= lumaNw.w; - dir.z += lumaNw.w; - #else - dir.x -= lumaNw.y; - dir.z += lumaNw.y; - #endif -/*--------------------------------------------------------------------------*/ -// (4) - half4 lumaSe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zw, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - dir.x += lumaSe.w; - dir.z -= lumaSe.w; - #else - dir.x += lumaSe.y; - dir.z -= lumaSe.y; - #endif -/*--------------------------------------------------------------------------*/ -// (5) - half4 dir1_pos; - dir1_pos.xy = normalize(dir.xyz).xz; - half dirAbsMinTimesC = min(abs(dir1_pos.x), abs(dir1_pos.y)) * half(FXAA_CONSOLE_PS3_EDGE_SHARPNESS); -/*--------------------------------------------------------------------------*/ -// (6) - half4 dir2_pos; - dir2_pos.xy = clamp(dir1_pos.xy / dirAbsMinTimesC, half(-2.0), half(2.0)); - dir1_pos.zw = pos.xy; - dir2_pos.zw = pos.xy; - half4 temp1N; - temp1N.xy = dir1_pos.zw - dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; -/*--------------------------------------------------------------------------*/ -// (7) - temp1N = h4tex2Dlod(tex, half4(temp1N.xy, 0.0, 0.0)); - half4 rgby1; - rgby1.xy = dir1_pos.zw + dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; -/*--------------------------------------------------------------------------*/ -// (8) - rgby1 = h4tex2Dlod(tex, half4(rgby1.xy, 0.0, 0.0)); - rgby1 = (temp1N + rgby1) * 0.5; -/*--------------------------------------------------------------------------*/ -// (9) - half4 temp2N; - temp2N.xy = dir2_pos.zw - dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; - temp2N = h4tex2Dlod(tex, half4(temp2N.xy, 0.0, 0.0)); -/*--------------------------------------------------------------------------*/ -// (10) - half4 rgby2; - rgby2.xy = dir2_pos.zw + dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; - rgby2 = h4tex2Dlod(tex, half4(rgby2.xy, 0.0, 0.0)); - rgby2 = (temp2N + rgby2) * 0.5; -/*--------------------------------------------------------------------------*/ -// (11) - // compilier moves these scalar ops up to other cycles - #if (FXAA_GREEN_AS_LUMA == 0) - half lumaMin = min(min(lumaNw.w, lumaSw.w), min(lumaNe.w, lumaSe.w)); - half lumaMax = max(max(lumaNw.w, lumaSw.w), max(lumaNe.w, lumaSe.w)); - #else - half lumaMin = min(min(lumaNw.y, lumaSw.y), min(lumaNe.y, lumaSe.y)); - half lumaMax = max(max(lumaNw.y, lumaSw.y), max(lumaNe.y, lumaSe.y)); - #endif - rgby2 = (rgby2 + rgby1) * 0.5; -/*--------------------------------------------------------------------------*/ -// (12) - #if (FXAA_GREEN_AS_LUMA == 0) - bool twoTapLt = rgby2.w < lumaMin; - bool twoTapGt = rgby2.w > lumaMax; - #else - bool twoTapLt = rgby2.y < lumaMin; - bool twoTapGt = rgby2.y > lumaMax; - #endif -/*--------------------------------------------------------------------------*/ -// (13) - if(twoTapLt || twoTapGt) rgby2 = rgby1; -/*--------------------------------------------------------------------------*/ - return rgby2; } -/*==========================================================================*/ -#endif - - - -/*============================================================================ - - FXAA3 CONSOLE - OPTIMIZED PS3 PIXEL SHADER (WITH EARLY EXIT) - -============================================================================== -The code mostly matches the assembly. -I have a feeling that 14 cycles is possible, but was not able to get there. -Might have to increase register count to get full performance. -Note this shader does not use perspective interpolation. - -Use the following cgc options, - - --fenable-bx2 --fastmath --fastprecision --nofloatbindings - -Use of FXAA_GREEN_AS_LUMA currently adds a cycle (16 clks). -Will look at fixing this for FXAA 3.12. ------------------------------------------------------------------------------- - NVSHADERPERF OUTPUT ------------------------------------------------------------------------------- -For reference and to aid in debug, output of NVShaderPerf should match this, - -Shader to schedule: - 0: texpkb h0.w(TRUE), v5.zyxx, #0 - 2: addh h2.y(TRUE), h0.w, constant(0.001953, 0.000000, 0.000000, 0.000000).x - 4: texpkb h1.w(TRUE), v5.xwxx, #0 - 6: addh h0.x(TRUE), h1.w, -h2.y - 7: texpkb h2.w(TRUE), v5.zwzz, #0 - 9: minh h4.w(TRUE), h2.y, h2 - 10: maxh h5.x(TRUE), h2.y, h2.w - 11: texpkb h0.w(TRUE), v5, #0 - 13: addh h3.w(TRUE), -h0, h0.x - 14: addh h0.x(TRUE), h0.w, h0 - 15: addh h0.z(TRUE), -h2.w, h0.x - 16: addh h0.x(TRUE), h2.w, h3.w - 17: minh h5.y(TRUE), h0.w, h1.w - 18: nrmh h2.xz(TRUE), h0_n - 19: minh_m8 h2.w(TRUE), |h2.x|, |h2.z| - 20: divx h4.xy(TRUE), h2_n.xzzw, h2_n.w - 21: movr r1.zw(TRUE), v4.xxxy - 22: maxh h2.w(TRUE), h0, h1 - 23: fenct TRUE - 24: madr r0.xy(TRUE), -h2.xzzw, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zwzz, r1.zwzz - 26: texpkb h0(TRUE), r0, #0 - 28: maxh h5.x(TRUE), h2.w, h5 - 29: minh h5.w(TRUE), h5.y, h4 - 30: madr r1.xy(TRUE), h2.xzzw, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zwzz, r1.zwzz - 32: texpkb h2(TRUE), r1, #0 - 34: addh_d2 h2(TRUE), h0, h2 - 35: texpkb h1(TRUE), v4, #0 - 37: maxh h5.y(TRUE), h5.x, h1.w - 38: minh h4.w(TRUE), h1, h5 - 39: madr r0.xy(TRUE), -h4, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz - 41: texpkb h0(TRUE), r0, #0 - 43: addh_m8 h5.z(TRUE), h5.y, -h4.w - 44: madr r2.xy(TRUE), h4, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz - 46: texpkb h3(TRUE), r2, #0 - 48: addh_d2 h0(TRUE), h0, h3 - 49: addh_d2 h3(TRUE), h0, h2 - 50: movh h0(TRUE), h3 - 51: slth h3.x(TRUE), h3.w, h5.w - 52: sgth h3.w(TRUE), h3, h5.x - 53: addx.c0 rc(TRUE), h3.x, h3 - 54: slth.c0 rc(TRUE), h5.z, h5 - 55: movh h0(c0.NE.w), h2 - 56: movh h0(c0.NE.x), h1 - -IPU0 ------ Simplified schedule: -------- -Pass | Unit | uOp | PC: Op ------+--------+------+------------------------- - 1 | SCT0/1 | mov | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; - | TEX | txl | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; - | SCB0 | add | 2: ADDh h2.y, h0.-w--, const.-x--; - | | | - 2 | SCT0/1 | mov | 4: TXLr h1.w, g[TEX1].xwxx, const.xxxx, TEX0; - | TEX | txl | 4: TXLr h1.w, g[TEX1].xwxx, const.xxxx, TEX0; - | SCB0 | add | 6: ADDh h0.x, h1.w---,-h2.y---; - | | | - 3 | SCT0/1 | mov | 7: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; - | TEX | txl | 7: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; - | SCB0 | max | 10: MAXh h5.x, h2.y---, h2.w---; - | SCB1 | min | 9: MINh h4.w, h2.---y, h2; - | | | - 4 | SCT0/1 | mov | 11: TXLr h0.w, g[TEX1], const.xxxx, TEX0; - | TEX | txl | 11: TXLr h0.w, g[TEX1], const.xxxx, TEX0; - | SCB0 | add | 14: ADDh h0.x, h0.w---, h0; - | SCB1 | add | 13: ADDh h3.w,-h0, h0.---x; - | | | - 5 | SCT0 | mad | 16: ADDh h0.x, h2.w---, h3.w---; - | SCT1 | mad | 15: ADDh h0.z,-h2.--w-, h0.--x-; - | SCB0 | min | 17: MINh h5.y, h0.-w--, h1.-w--; - | | | - 6 | SCT1 | mov | 18: NRMh h2.xz, h0; - | SRB | nrm | 18: NRMh h2.xz, h0; - | SCB1 | min | 19: MINh*8 h2.w, |h2.---x|, |h2.---z|; - | | | - 7 | SCT0 | div | 20: DIVx h4.xy, h2.xz--, h2.ww--; - | SCT1 | mov | 21: MOVr r1.zw, g[TEX0].--xy; - | SCB1 | max | 22: MAXh h2.w, h0, h1; - | | | - 8 | SCT0 | mad | 24: MADr r0.xy,-h2.xz--, const.zw--, r1.zw--; - | SCT1 | mov | 26: TXLr h0, r0, const.xxxx, TEX0; - | TEX | txl | 26: TXLr h0, r0, const.xxxx, TEX0; - | SCB0 | max | 28: MAXh h5.x, h2.w---, h5; - | SCB1 | min | 29: MINh h5.w, h5.---y, h4; - | | | - 9 | SCT0 | mad | 30: MADr r1.xy, h2.xz--, const.zw--, r1.zw--; - | SCT1 | mov | 32: TXLr h2, r1, const.xxxx, TEX0; - | TEX | txl | 32: TXLr h2, r1, const.xxxx, TEX0; - | SCB0/1 | add | 34: ADDh/2 h2, h0, h2; - | | | - 10 | SCT0/1 | mov | 35: TXLr h1, g[TEX0], const.xxxx, TEX0; - | TEX | txl | 35: TXLr h1, g[TEX0], const.xxxx, TEX0; - | SCB0 | max | 37: MAXh h5.y, h5.-x--, h1.-w--; - | SCB1 | min | 38: MINh h4.w, h1, h5; - | | | - 11 | SCT0 | mad | 39: MADr r0.xy,-h4, const.xy--, r1.zw--; - | SCT1 | mov | 41: TXLr h0, r0, const.zzzz, TEX0; - | TEX | txl | 41: TXLr h0, r0, const.zzzz, TEX0; - | SCB0 | mad | 44: MADr r2.xy, h4, const.xy--, r1.zw--; - | SCB1 | add | 43: ADDh*8 h5.z, h5.--y-,-h4.--w-; - | | | - 12 | SCT0/1 | mov | 46: TXLr h3, r2, const.xxxx, TEX0; - | TEX | txl | 46: TXLr h3, r2, const.xxxx, TEX0; - | SCB0/1 | add | 48: ADDh/2 h0, h0, h3; - | | | - 13 | SCT0/1 | mad | 49: ADDh/2 h3, h0, h2; - | SCB0/1 | mul | 50: MOVh h0, h3; - | | | - 14 | SCT0 | set | 51: SLTh h3.x, h3.w---, h5.w---; - | SCT1 | set | 52: SGTh h3.w, h3, h5.---x; - | SCB0 | set | 54: SLThc0 rc, h5.z---, h5; - | SCB1 | add | 53: ADDxc0_s rc, h3.---x, h3; - | | | - 15 | SCT0/1 | mul | 55: MOVh h0(NE0.wwww), h2; - | SCB0/1 | mul | 56: MOVh h0(NE0.xxxx), h1; - -Pass SCT TEX SCB - 1: 0% 100% 25% - 2: 0% 100% 25% - 3: 0% 100% 50% - 4: 0% 100% 50% - 5: 50% 0% 25% - 6: 0% 0% 25% - 7: 100% 0% 25% - 8: 0% 100% 50% - 9: 0% 100% 100% - 10: 0% 100% 50% - 11: 0% 100% 75% - 12: 0% 100% 100% - 13: 100% 0% 100% - 14: 50% 0% 50% - 15: 100% 0% 100% - -MEAN: 26% 60% 56% - -Pass SCT0 SCT1 TEX SCB0 SCB1 - 1: 0% 0% 100% 100% 0% - 2: 0% 0% 100% 100% 0% - 3: 0% 0% 100% 100% 100% - 4: 0% 0% 100% 100% 100% - 5: 100% 100% 0% 100% 0% - 6: 0% 0% 0% 0% 100% - 7: 100% 100% 0% 0% 100% - 8: 0% 0% 100% 100% 100% - 9: 0% 0% 100% 100% 100% - 10: 0% 0% 100% 100% 100% - 11: 0% 0% 100% 100% 100% - 12: 0% 0% 100% 100% 100% - 13: 100% 100% 0% 100% 100% - 14: 100% 100% 0% 100% 100% - 15: 100% 100% 0% 100% 100% - -MEAN: 33% 33% 60% 86% 80% -Fragment Performance Setup: Driver RSX Compiler, GPU RSX, Flags 0x5 -Results 15 cycles, 3 r regs, 800,000,000 pixels/s -============================================================================*/ -#if (FXAA_PS3 == 1) && (FXAA_EARLY_EXIT == 1) -/*--------------------------------------------------------------------------*/ -#pragma regcount 7 -#pragma disablepc all -#pragma option O2 -#pragma option OutColorPrec=fp16 -#pragma texformat default RGBA8 -/*==========================================================================*/ -half4 FxaaPixelShader( - // See FXAA Quality FxaaPixelShader() source for docs on Inputs! - FxaaFloat2 pos, - FxaaFloat4 fxaaConsolePosPos, - FxaaTex tex, - FxaaTex fxaaConsole360TexExpBiasNegOne, - FxaaTex fxaaConsole360TexExpBiasNegTwo, - FxaaFloat2 fxaaQualityRcpFrame, - FxaaFloat4 fxaaConsoleRcpFrameOpt, - FxaaFloat4 fxaaConsoleRcpFrameOpt2, - FxaaFloat4 fxaaConsole360RcpFrameOpt2, - FxaaFloat fxaaQualitySubpix, - FxaaFloat fxaaQualityEdgeThreshold, - FxaaFloat fxaaQualityEdgeThresholdMin, - FxaaFloat fxaaConsoleEdgeSharpness, - FxaaFloat fxaaConsoleEdgeThreshold, - FxaaFloat fxaaConsoleEdgeThresholdMin, - FxaaFloat4 fxaaConsole360ConstDir -) { -/*--------------------------------------------------------------------------*/ -// (1) - half4 rgbyNe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zy, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - half lumaNe = rgbyNe.w + half(1.0/512.0); - #else - half lumaNe = rgbyNe.y + half(1.0/512.0); - #endif -/*--------------------------------------------------------------------------*/ -// (2) - half4 lumaSw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xw, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - half lumaSwNegNe = lumaSw.w - lumaNe; - #else - half lumaSwNegNe = lumaSw.y - lumaNe; - #endif -/*--------------------------------------------------------------------------*/ -// (3) - half4 lumaNw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xy, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - half lumaMaxNwSw = max(lumaNw.w, lumaSw.w); - half lumaMinNwSw = min(lumaNw.w, lumaSw.w); - #else - half lumaMaxNwSw = max(lumaNw.y, lumaSw.y); - half lumaMinNwSw = min(lumaNw.y, lumaSw.y); - #endif -/*--------------------------------------------------------------------------*/ -// (4) - half4 lumaSe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zw, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - half dirZ = lumaNw.w + lumaSwNegNe; - half dirX = -lumaNw.w + lumaSwNegNe; - #else - half dirZ = lumaNw.y + lumaSwNegNe; - half dirX = -lumaNw.y + lumaSwNegNe; - #endif -/*--------------------------------------------------------------------------*/ -// (5) - half3 dir; - dir.y = 0.0; - #if (FXAA_GREEN_AS_LUMA == 0) - dir.x = lumaSe.w + dirX; - dir.z = -lumaSe.w + dirZ; - half lumaMinNeSe = min(lumaNe, lumaSe.w); - #else - dir.x = lumaSe.y + dirX; - dir.z = -lumaSe.y + dirZ; - half lumaMinNeSe = min(lumaNe, lumaSe.y); - #endif -/*--------------------------------------------------------------------------*/ -// (6) - half4 dir1_pos; - dir1_pos.xy = normalize(dir).xz; - half dirAbsMinTimes8 = min(abs(dir1_pos.x), abs(dir1_pos.y)) * half(FXAA_CONSOLE_PS3_EDGE_SHARPNESS); -/*--------------------------------------------------------------------------*/ -// (7) - half4 dir2_pos; - dir2_pos.xy = clamp(dir1_pos.xy / dirAbsMinTimes8, half(-2.0), half(2.0)); - dir1_pos.zw = pos.xy; - dir2_pos.zw = pos.xy; - #if (FXAA_GREEN_AS_LUMA == 0) - half lumaMaxNeSe = max(lumaNe, lumaSe.w); - #else - half lumaMaxNeSe = max(lumaNe, lumaSe.y); - #endif -/*--------------------------------------------------------------------------*/ -// (8) - half4 temp1N; - temp1N.xy = dir1_pos.zw - dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; - temp1N = h4tex2Dlod(tex, half4(temp1N.xy, 0.0, 0.0)); - half lumaMax = max(lumaMaxNwSw, lumaMaxNeSe); - half lumaMin = min(lumaMinNwSw, lumaMinNeSe); -/*--------------------------------------------------------------------------*/ -// (9) - half4 rgby1; - rgby1.xy = dir1_pos.zw + dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; - rgby1 = h4tex2Dlod(tex, half4(rgby1.xy, 0.0, 0.0)); - rgby1 = (temp1N + rgby1) * 0.5; -/*--------------------------------------------------------------------------*/ -// (10) - half4 rgbyM = h4tex2Dlod(tex, half4(pos.xy, 0.0, 0.0)); - #if (FXAA_GREEN_AS_LUMA == 0) - half lumaMaxM = max(lumaMax, rgbyM.w); - half lumaMinM = min(lumaMin, rgbyM.w); - #else - half lumaMaxM = max(lumaMax, rgbyM.y); - half lumaMinM = min(lumaMin, rgbyM.y); - #endif -/*--------------------------------------------------------------------------*/ -// (11) - half4 temp2N; - temp2N.xy = dir2_pos.zw - dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; - temp2N = h4tex2Dlod(tex, half4(temp2N.xy, 0.0, 0.0)); - half4 rgby2; - rgby2.xy = dir2_pos.zw + dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; - half lumaRangeM = (lumaMaxM - lumaMinM) / FXAA_CONSOLE_PS3_EDGE_THRESHOLD; -/*--------------------------------------------------------------------------*/ -// (12) - rgby2 = h4tex2Dlod(tex, half4(rgby2.xy, 0.0, 0.0)); - rgby2 = (temp2N + rgby2) * 0.5; -/*--------------------------------------------------------------------------*/ -// (13) - rgby2 = (rgby2 + rgby1) * 0.5; -/*--------------------------------------------------------------------------*/ -// (14) - #if (FXAA_GREEN_AS_LUMA == 0) - bool twoTapLt = rgby2.w < lumaMin; - bool twoTapGt = rgby2.w > lumaMax; - #else - bool twoTapLt = rgby2.y < lumaMin; - bool twoTapGt = rgby2.y > lumaMax; - #endif - bool earlyExit = lumaRangeM < lumaMax; - bool twoTap = twoTapLt || twoTapGt; -/*--------------------------------------------------------------------------*/ -// (15) - if(twoTap) rgby2 = rgby1; - if(earlyExit) rgby2 = rgbyM; -/*--------------------------------------------------------------------------*/ - return rgby2; } -/*==========================================================================*/ -#endif diff --git a/Source/ThirdParty/FXAA3_11.glsl b/Source/ThirdParty/FXAA3_11.glsl new file mode 100644 index 000000000000..078e3c85a0cc --- /dev/null +++ b/Source/ThirdParty/FXAA3_11.glsl @@ -0,0 +1,2068 @@ +// NVIDIA GameWorks Graphics Samples GitHub link: https://github.com/NVIDIAGameWorks/GraphicsSamples +// Original FXAA 3.11 shader link: https://github.com/NVIDIAGameWorks/GraphicsSamples/blob/master/samples/es3-kepler/FXAA/FXAA3_11.h + +//---------------------------------------------------------------------------------- +// File: es3-kepler\FXAA/FXAA3_11.h +// SDK Version: v3.00 +// Email: gameworks@nvidia.com +// Site: http://developer.nvidia.com/ +// +// Copyright (c) 2014-2015, NVIDIA CORPORATION. All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions +// are met: +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above copyright +// notice, this list of conditions and the following disclaimer in the +// documentation and/or other materials provided with the distribution. +// * Neither the name of NVIDIA CORPORATION nor the names of its +// contributors may be used to endorse or promote products derived +// from this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY +// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR +// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR +// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY +// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +// +//---------------------------------------------------------------------------------- +/*============================================================================ + + + NVIDIA FXAA 3.11 by TIMOTHY LOTTES + +------------------------------------------------------------------------------ + INTEGRATION CHECKLIST +------------------------------------------------------------------------------ +(1.) +In the shader source, setup defines for the desired configuration. +When providing multiple shaders (for different presets), +simply setup the defines differently in multiple files. +Example, + + #define FXAA_PC 1 + #define FXAA_HLSL_5 1 + #define FXAA_QUALITY__PRESET 12 + +Or, + + #define FXAA_360 1 + +Or, + + #define FXAA_PS3 1 + +Etc. + +(2.) +Then include this file, + + #include "Fxaa3_11.h" + +(3.) +Then call the FXAA pixel shader from within your desired shader. +Look at the FXAA Quality FxaaPixelShader() for docs on inputs. +As for FXAA 3.11 all inputs for all shaders are the same +to enable easy porting between platforms. + + return FxaaPixelShader(...); + +(4.) +Insure pass prior to FXAA outputs RGBL (see next section). +Or use, + + #define FXAA_GREEN_AS_LUMA 1 + +(5.) +Setup engine to provide the following constants +which are used in the FxaaPixelShader() inputs, + + FxaaFloat2 fxaaQualityRcpFrame, + FxaaFloat4 fxaaConsoleRcpFrameOpt, + FxaaFloat4 fxaaConsoleRcpFrameOpt2, + FxaaFloat4 fxaaConsole360RcpFrameOpt2, + FxaaFloat fxaaQualitySubpix, + FxaaFloat fxaaQualityEdgeThreshold, + FxaaFloat fxaaQualityEdgeThresholdMin, + FxaaFloat fxaaConsoleEdgeSharpness, + FxaaFloat fxaaConsoleEdgeThreshold, + FxaaFloat fxaaConsoleEdgeThresholdMin, + FxaaFloat4 fxaaConsole360ConstDir + +Look at the FXAA Quality FxaaPixelShader() for docs on inputs. + +(6.) +Have FXAA vertex shader run as a full screen triangle, +and output "pos" and "fxaaConsolePosPos" +such that inputs in the pixel shader provide, + + // {xy} = center of pixel + FxaaFloat2 pos, + + // {xy__} = upper left of pixel + // {__zw} = lower right of pixel + FxaaFloat4 fxaaConsolePosPos, + +(7.) +Insure the texture sampler(s) used by FXAA are set to bilinear filtering. + + +------------------------------------------------------------------------------ + INTEGRATION - RGBL AND COLORSPACE +------------------------------------------------------------------------------ +FXAA3 requires RGBL as input unless the following is set, + + #define FXAA_GREEN_AS_LUMA 1 + +In which case the engine uses green in place of luma, +and requires RGB input is in a non-linear colorspace. + +RGB should be LDR (low dynamic range). +Specifically do FXAA after tonemapping. + +RGB data as returned by a texture fetch can be non-linear, +or linear when FXAA_GREEN_AS_LUMA is not set. +Note an "sRGB format" texture counts as linear, +because the result of a texture fetch is linear data. +Regular "RGBA8" textures in the sRGB colorspace are non-linear. + +If FXAA_GREEN_AS_LUMA is not set, +luma must be stored in the alpha channel prior to running FXAA. +This luma should be in a perceptual space (could be gamma 2.0). +Example pass before FXAA where output is gamma 2.0 encoded, + + color.rgb = ToneMap(color.rgb); // linear color output + color.rgb = sqrt(color.rgb); // gamma 2.0 color output + return color; + +To use FXAA, + + color.rgb = ToneMap(color.rgb); // linear color output + color.rgb = sqrt(color.rgb); // gamma 2.0 color output + color.a = dot(color.rgb, FxaaFloat3(0.299, 0.587, 0.114)); // compute luma + return color; + +Another example where output is linear encoded, +say for instance writing to an sRGB formated render target, +where the render target does the conversion back to sRGB after blending, + + color.rgb = ToneMap(color.rgb); // linear color output + return color; + +To use FXAA, + + color.rgb = ToneMap(color.rgb); // linear color output + color.a = sqrt(dot(color.rgb, FxaaFloat3(0.299, 0.587, 0.114))); // compute luma + return color; + +Getting luma correct is required for the algorithm to work correctly. + + +------------------------------------------------------------------------------ + BEING LINEARLY CORRECT? +------------------------------------------------------------------------------ +Applying FXAA to a framebuffer with linear RGB color will look worse. +This is very counter intuitive, but happends to be true in this case. +The reason is because dithering artifacts will be more visiable +in a linear colorspace. + + +------------------------------------------------------------------------------ + COMPLEX INTEGRATION +------------------------------------------------------------------------------ +Q. What if the engine is blending into RGB before wanting to run FXAA? + +A. In the last opaque pass prior to FXAA, + have the pass write out luma into alpha. + Then blend into RGB only. + FXAA should be able to run ok + assuming the blending pass did not any add aliasing. + This should be the common case for particles and common blending passes. + +A. Or use FXAA_GREEN_AS_LUMA. + +============================================================================*/ + +/*============================================================================ + + INTEGRATION KNOBS + +============================================================================*/ +// +// FXAA_PS3 and FXAA_360 choose the console algorithm (FXAA3 CONSOLE). +// FXAA_360_OPT is a prototype for the new optimized 360 version. +// +// 1 = Use API. +// 0 = Don't use API. +// +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_PS3 + #define FXAA_PS3 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_360 + #define FXAA_360 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_360_OPT + #define FXAA_360_OPT 0 +#endif +/*==========================================================================*/ +#ifndef FXAA_PC + // + // FXAA Quality + // The high quality PC algorithm. + // + #define FXAA_PC 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_PC_CONSOLE + // + // The console algorithm for PC is included + // for developers targeting really low spec machines. + // Likely better to just run FXAA_PC, and use a really low preset. + // + #define FXAA_PC_CONSOLE 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_GLSL_120 + #define FXAA_GLSL_120 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_GLSL_130 + #define FXAA_GLSL_130 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_HLSL_3 + #define FXAA_HLSL_3 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_HLSL_4 + #define FXAA_HLSL_4 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_HLSL_5 + #define FXAA_HLSL_5 0 +#endif +/*==========================================================================*/ +#ifndef FXAA_GREEN_AS_LUMA + // + // For those using non-linear color, + // and either not able to get luma in alpha, or not wanting to, + // this enables FXAA to run using green as a proxy for luma. + // So with this enabled, no need to pack luma in alpha. + // + // This will turn off AA on anything which lacks some amount of green. + // Pure red and blue or combination of only R and B, will get no AA. + // + // Might want to lower the settings for both, + // fxaaConsoleEdgeThresholdMin + // fxaaQualityEdgeThresholdMin + // In order to insure AA does not get turned off on colors + // which contain a minor amount of green. + // + // 1 = On. + // 0 = Off. + // + #define FXAA_GREEN_AS_LUMA 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_EARLY_EXIT + // + // Controls algorithm's early exit path. + // On PS3 turning this ON adds 2 cycles to the shader. + // On 360 turning this OFF adds 10ths of a millisecond to the shader. + // Turning this off on console will result in a more blurry image. + // So this defaults to on. + // + // 1 = On. + // 0 = Off. + // + #define FXAA_EARLY_EXIT 1 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_DISCARD + // + // Only valid for PC OpenGL currently. + // Probably will not work when FXAA_GREEN_AS_LUMA = 1. + // + // 1 = Use discard on pixels which don't need AA. + // For APIs which enable concurrent TEX+ROP from same surface. + // 0 = Return unchanged color on pixels which don't need AA. + // + #define FXAA_DISCARD 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_FAST_PIXEL_OFFSET + // + // Used for GLSL 120 only. + // + // 1 = GL API supports fast pixel offsets + // 0 = do not use fast pixel offsets + // + #ifdef GL_EXT_gpu_shader4 + #define FXAA_FAST_PIXEL_OFFSET 1 + #endif + #ifdef GL_NV_gpu_shader5 + #define FXAA_FAST_PIXEL_OFFSET 1 + #endif + #ifdef GL_ARB_gpu_shader5 + #define FXAA_FAST_PIXEL_OFFSET 1 + #endif + #ifndef FXAA_FAST_PIXEL_OFFSET + #define FXAA_FAST_PIXEL_OFFSET 0 + #endif +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_GATHER4_ALPHA + // + // 1 = API supports gather4 on alpha channel. + // 0 = API does not support gather4 on alpha channel. + // + #if (FXAA_HLSL_5 == 1) + #define FXAA_GATHER4_ALPHA 1 + #endif + #ifdef GL_ARB_gpu_shader5 + #define FXAA_GATHER4_ALPHA 1 + #endif + #ifdef GL_NV_gpu_shader5 + #define FXAA_GATHER4_ALPHA 1 + #endif + #ifndef FXAA_GATHER4_ALPHA + #define FXAA_GATHER4_ALPHA 0 + #endif +#endif + +/*============================================================================ + FXAA CONSOLE PS3 - TUNING KNOBS +============================================================================*/ +#ifndef FXAA_CONSOLE__PS3_EDGE_SHARPNESS + // + // Consoles the sharpness of edges on PS3 only. + // Non-PS3 tuning is done with shader input. + // + // Due to the PS3 being ALU bound, + // there are only two safe values here: 4 and 8. + // These options use the shaders ability to a free *|/ by 2|4|8. + // + // 8.0 is sharper + // 4.0 is softer + // 2.0 is really soft (good for vector graphics inputs) + // + #if 1 + #define FXAA_CONSOLE__PS3_EDGE_SHARPNESS 8.0 + #endif + #if 0 + #define FXAA_CONSOLE__PS3_EDGE_SHARPNESS 4.0 + #endif + #if 0 + #define FXAA_CONSOLE__PS3_EDGE_SHARPNESS 2.0 + #endif +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_CONSOLE__PS3_EDGE_THRESHOLD + // + // Only effects PS3. + // Non-PS3 tuning is done with shader input. + // + // The minimum amount of local contrast required to apply algorithm. + // The console setting has a different mapping than the quality setting. + // + // This only applies when FXAA_EARLY_EXIT is 1. + // + // Due to the PS3 being ALU bound, + // there are only two safe values here: 0.25 and 0.125. + // These options use the shaders ability to a free *|/ by 2|4|8. + // + // 0.125 leaves less aliasing, but is softer + // 0.25 leaves more aliasing, and is sharper + // + #if 1 + #define FXAA_CONSOLE__PS3_EDGE_THRESHOLD 0.125 + #else + #define FXAA_CONSOLE__PS3_EDGE_THRESHOLD 0.25 + #endif +#endif + +/*============================================================================ + FXAA QUALITY - TUNING KNOBS +------------------------------------------------------------------------------ +NOTE the other tuning knobs are now in the shader function inputs! +============================================================================*/ +#ifndef FXAA_QUALITY__PRESET + // + // Choose the quality preset. + // This needs to be compiled into the shader as it effects code. + // Best option to include multiple presets is to + // in each shader define the preset, then include this file. + // + // OPTIONS + // ----------------------------------------------------------------------- + // 10 to 15 - default medium dither (10=fastest, 15=highest quality) + // 20 to 29 - less dither, more expensive (20=fastest, 29=highest quality) + // 39 - no dither, very expensive + // + // NOTES + // ----------------------------------------------------------------------- + // 12 = slightly faster then FXAA 3.9 and higher edge quality (default) + // 13 = about same speed as FXAA 3.9 and better than 12 + // 23 = closest to FXAA 3.9 visually and performance wise + // _ = the lowest digit is directly related to performance + // _ = the highest digit is directly related to style + // + #define FXAA_QUALITY__PRESET 12 +#endif + + +/*============================================================================ + + FXAA QUALITY - PRESETS + +============================================================================*/ + +/*============================================================================ + FXAA QUALITY - MEDIUM DITHER PRESETS +============================================================================*/ +#if (FXAA_QUALITY__PRESET == 10) + #define FXAA_QUALITY__PS 3 + #define FXAA_QUALITY__P0 1.5 + #define FXAA_QUALITY__P1 3.0 + #define FXAA_QUALITY__P2 12.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 11) + #define FXAA_QUALITY__PS 4 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 3.0 + #define FXAA_QUALITY__P3 12.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 12) + #define FXAA_QUALITY__PS 5 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 2.0 + #define FXAA_QUALITY__P3 4.0 + #define FXAA_QUALITY__P4 12.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 13) + #define FXAA_QUALITY__PS 6 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 2.0 + #define FXAA_QUALITY__P3 2.0 + #define FXAA_QUALITY__P4 4.0 + #define FXAA_QUALITY__P5 12.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 14) + #define FXAA_QUALITY__PS 7 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 2.0 + #define FXAA_QUALITY__P3 2.0 + #define FXAA_QUALITY__P4 2.0 + #define FXAA_QUALITY__P5 4.0 + #define FXAA_QUALITY__P6 12.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 15) + #define FXAA_QUALITY__PS 8 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 2.0 + #define FXAA_QUALITY__P3 2.0 + #define FXAA_QUALITY__P4 2.0 + #define FXAA_QUALITY__P5 2.0 + #define FXAA_QUALITY__P6 4.0 + #define FXAA_QUALITY__P7 12.0 +#endif + +/*============================================================================ + FXAA QUALITY - LOW DITHER PRESETS +============================================================================*/ +#if (FXAA_QUALITY__PRESET == 20) + #define FXAA_QUALITY__PS 3 + #define FXAA_QUALITY__P0 1.5 + #define FXAA_QUALITY__P1 2.0 + #define FXAA_QUALITY__P2 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 21) + #define FXAA_QUALITY__PS 4 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 2.0 + #define FXAA_QUALITY__P3 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 22) + #define FXAA_QUALITY__PS 5 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 2.0 + #define FXAA_QUALITY__P3 2.0 + #define FXAA_QUALITY__P4 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 23) + #define FXAA_QUALITY__PS 6 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 2.0 + #define FXAA_QUALITY__P3 2.0 + #define FXAA_QUALITY__P4 2.0 + #define FXAA_QUALITY__P5 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 24) + #define FXAA_QUALITY__PS 7 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 2.0 + #define FXAA_QUALITY__P3 2.0 + #define FXAA_QUALITY__P4 2.0 + #define FXAA_QUALITY__P5 3.0 + #define FXAA_QUALITY__P6 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 25) + #define FXAA_QUALITY__PS 8 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 2.0 + #define FXAA_QUALITY__P3 2.0 + #define FXAA_QUALITY__P4 2.0 + #define FXAA_QUALITY__P5 2.0 + #define FXAA_QUALITY__P6 4.0 + #define FXAA_QUALITY__P7 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 26) + #define FXAA_QUALITY__PS 9 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 2.0 + #define FXAA_QUALITY__P3 2.0 + #define FXAA_QUALITY__P4 2.0 + #define FXAA_QUALITY__P5 2.0 + #define FXAA_QUALITY__P6 2.0 + #define FXAA_QUALITY__P7 4.0 + #define FXAA_QUALITY__P8 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 27) + #define FXAA_QUALITY__PS 10 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 2.0 + #define FXAA_QUALITY__P3 2.0 + #define FXAA_QUALITY__P4 2.0 + #define FXAA_QUALITY__P5 2.0 + #define FXAA_QUALITY__P6 2.0 + #define FXAA_QUALITY__P7 2.0 + #define FXAA_QUALITY__P8 4.0 + #define FXAA_QUALITY__P9 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 28) + #define FXAA_QUALITY__PS 11 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 2.0 + #define FXAA_QUALITY__P3 2.0 + #define FXAA_QUALITY__P4 2.0 + #define FXAA_QUALITY__P5 2.0 + #define FXAA_QUALITY__P6 2.0 + #define FXAA_QUALITY__P7 2.0 + #define FXAA_QUALITY__P8 2.0 + #define FXAA_QUALITY__P9 4.0 + #define FXAA_QUALITY__P10 8.0 +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_QUALITY__PRESET == 29) + #define FXAA_QUALITY__PS 12 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.5 + #define FXAA_QUALITY__P2 2.0 + #define FXAA_QUALITY__P3 2.0 + #define FXAA_QUALITY__P4 2.0 + #define FXAA_QUALITY__P5 2.0 + #define FXAA_QUALITY__P6 2.0 + #define FXAA_QUALITY__P7 2.0 + #define FXAA_QUALITY__P8 2.0 + #define FXAA_QUALITY__P9 2.0 + #define FXAA_QUALITY__P10 4.0 + #define FXAA_QUALITY__P11 8.0 +#endif + +/*============================================================================ + FXAA QUALITY - EXTREME QUALITY +============================================================================*/ +#if (FXAA_QUALITY__PRESET == 39) + #define FXAA_QUALITY__PS 12 + #define FXAA_QUALITY__P0 1.0 + #define FXAA_QUALITY__P1 1.0 + #define FXAA_QUALITY__P2 1.0 + #define FXAA_QUALITY__P3 1.0 + #define FXAA_QUALITY__P4 1.0 + #define FXAA_QUALITY__P5 1.5 + #define FXAA_QUALITY__P6 2.0 + #define FXAA_QUALITY__P7 2.0 + #define FXAA_QUALITY__P8 2.0 + #define FXAA_QUALITY__P9 2.0 + #define FXAA_QUALITY__P10 4.0 + #define FXAA_QUALITY__P11 8.0 +#endif + + + +/*============================================================================ + + API PORTING + +============================================================================*/ +#if (FXAA_GLSL_120 == 1) || (FXAA_GLSL_130 == 1) + #define FxaaBool bool + #define FxaaDiscard discard + #define FxaaFloat float + #define FxaaFloat2 vec2 + #define FxaaFloat3 vec3 + #define FxaaFloat4 vec4 + #define FxaaHalf float + #define FxaaHalf2 vec2 + #define FxaaHalf3 vec3 + #define FxaaHalf4 vec4 + #define FxaaInt2 ivec2 + #define FxaaSat(x) clamp(x, 0.0, 1.0) + #define FxaaTex sampler2D +#else + #define FxaaBool bool + #define FxaaDiscard clip(-1) + #define FxaaFloat float + #define FxaaFloat2 float2 + #define FxaaFloat3 float3 + #define FxaaFloat4 float4 + #define FxaaHalf half + #define FxaaHalf2 half2 + #define FxaaHalf3 half3 + #define FxaaHalf4 half4 + #define FxaaSat(x) saturate(x) +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_GLSL_120 == 1) + // Requires, + // #version 120 + // And at least, + // #extension GL_EXT_gpu_shader4 : enable + // (or set FXAA_FAST_PIXEL_OFFSET 1 to work like DX9) + #define FxaaTexTop(t, p) texture2DLod(t, p, 0.0) + #if (FXAA_FAST_PIXEL_OFFSET == 1) + #define FxaaTexOff(t, p, o, r) texture2DLodOffset(t, p, 0.0, o) + #else + #define FxaaTexOff(t, p, o, r) texture2DLod(t, p + (o * r), 0.0) + #endif + #if (FXAA_GATHER4_ALPHA == 1) + // use #extension GL_ARB_gpu_shader5 : enable + #define FxaaTexAlpha4(t, p) textureGather(t, p, 3) + #define FxaaTexOffAlpha4(t, p, o) textureGatherOffset(t, p, o, 3) + #define FxaaTexGreen4(t, p) textureGather(t, p, 1) + #define FxaaTexOffGreen4(t, p, o) textureGatherOffset(t, p, o, 1) + #endif +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_GLSL_130 == 1) + // Requires "#version 130" or better + #define FxaaTexTop(t, p) textureLod(t, p, 0.0) + #define FxaaTexOff(t, p, o, r) textureLodOffset(t, p, 0.0, o) + #if (FXAA_GATHER4_ALPHA == 1) + // use #extension GL_ARB_gpu_shader5 : enable + #define FxaaTexAlpha4(t, p) textureGather(t, p, 3) + #define FxaaTexOffAlpha4(t, p, o) textureGatherOffset(t, p, o, 3) + #define FxaaTexGreen4(t, p) textureGather(t, p, 1) + #define FxaaTexOffGreen4(t, p, o) textureGatherOffset(t, p, o, 1) + #endif +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_HLSL_3 == 1) || (FXAA_360 == 1) || (FXAA_PS3 == 1) + #define FxaaInt2 float2 + #define FxaaTex sampler2D + #define FxaaTexTop(t, p) tex2Dlod(t, float4(p, 0.0, 0.0)) + #define FxaaTexOff(t, p, o, r) tex2Dlod(t, float4(p + (o * r), 0, 0)) +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_HLSL_4 == 1) + #define FxaaInt2 int2 + struct FxaaTex { SamplerState smpl; Texture2D tex; }; + #define FxaaTexTop(t, p) t.tex.SampleLevel(t.smpl, p, 0.0) + #define FxaaTexOff(t, p, o, r) t.tex.SampleLevel(t.smpl, p, 0.0, o) +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_HLSL_5 == 1) + #define FxaaInt2 int2 + struct FxaaTex { SamplerState smpl; Texture2D tex; }; + #define FxaaTexTop(t, p) t.tex.SampleLevel(t.smpl, p, 0.0) + #define FxaaTexOff(t, p, o, r) t.tex.SampleLevel(t.smpl, p, 0.0, o) + #define FxaaTexAlpha4(t, p) t.tex.GatherAlpha(t.smpl, p) + #define FxaaTexOffAlpha4(t, p, o) t.tex.GatherAlpha(t.smpl, p, o) + #define FxaaTexGreen4(t, p) t.tex.GatherGreen(t.smpl, p) + #define FxaaTexOffGreen4(t, p, o) t.tex.GatherGreen(t.smpl, p, o) +#endif + + +/*============================================================================ + GREEN AS LUMA OPTION SUPPORT FUNCTION +============================================================================*/ +#if (FXAA_GREEN_AS_LUMA == 0) + FxaaFloat FxaaLuma(FxaaFloat4 rgba) { return rgba.w; } +#else + FxaaFloat FxaaLuma(FxaaFloat4 rgba) { return rgba.y; } +#endif + + + + +/*============================================================================ + + FXAA3 QUALITY - PC + +============================================================================*/ +#if (FXAA_PC == 1) +/*--------------------------------------------------------------------------*/ +FxaaFloat4 FxaaPixelShader( + // + // Use noperspective interpolation here (turn off perspective interpolation). + // {xy} = center of pixel + FxaaFloat2 pos, + // + // Used only for FXAA Console, and not used on the 360 version. + // Use noperspective interpolation here (turn off perspective interpolation). + // {xy__} = upper left of pixel + // {__zw} = lower right of pixel + FxaaFloat4 fxaaConsolePosPos, + // + // Input color texture. + // {rgb_} = color in linear or perceptual color space + // if (FXAA_GREEN_AS_LUMA == 0) + // {___a} = luma in perceptual color space (not linear) + FxaaTex tex, + // + // Only used on the optimized 360 version of FXAA Console. + // For everything but 360, just use the same input here as for "tex". + // For 360, same texture, just alias with a 2nd sampler. + // This sampler needs to have an exponent bias of -1. + FxaaTex fxaaConsole360TexExpBiasNegOne, + // + // Only used on the optimized 360 version of FXAA Console. + // For everything but 360, just use the same input here as for "tex". + // For 360, same texture, just alias with a 3nd sampler. + // This sampler needs to have an exponent bias of -2. + FxaaTex fxaaConsole360TexExpBiasNegTwo, + // + // Only used on FXAA Quality. + // This must be from a constant/uniform. + // {x_} = 1.0/screenWidthInPixels + // {_y} = 1.0/screenHeightInPixels + FxaaFloat2 fxaaQualityRcpFrame, + // + // Only used on FXAA Console. + // This must be from a constant/uniform. + // This effects sub-pixel AA quality and inversely sharpness. + // Where N ranges between, + // N = 0.50 (default) + // N = 0.33 (sharper) + // {x___} = -N/screenWidthInPixels + // {_y__} = -N/screenHeightInPixels + // {__z_} = N/screenWidthInPixels + // {___w} = N/screenHeightInPixels + FxaaFloat4 fxaaConsoleRcpFrameOpt, + // + // Only used on FXAA Console. + // Not used on 360, but used on PS3 and PC. + // This must be from a constant/uniform. + // {x___} = -2.0/screenWidthInPixels + // {_y__} = -2.0/screenHeightInPixels + // {__z_} = 2.0/screenWidthInPixels + // {___w} = 2.0/screenHeightInPixels + FxaaFloat4 fxaaConsoleRcpFrameOpt2, + // + // Only used on FXAA Console. + // Only used on 360 in place of fxaaConsoleRcpFrameOpt2. + // This must be from a constant/uniform. + // {x___} = 8.0/screenWidthInPixels + // {_y__} = 8.0/screenHeightInPixels + // {__z_} = -4.0/screenWidthInPixels + // {___w} = -4.0/screenHeightInPixels + FxaaFloat4 fxaaConsole360RcpFrameOpt2, + // + // Only used on FXAA Quality. + // This used to be the FXAA_QUALITY__SUBPIX define. + // It is here now to allow easier tuning. + // Choose the amount of sub-pixel aliasing removal. + // This can effect sharpness. + // 1.00 - upper limit (softer) + // 0.75 - default amount of filtering + // 0.50 - lower limit (sharper, less sub-pixel aliasing removal) + // 0.25 - almost off + // 0.00 - completely off + FxaaFloat fxaaQualitySubpix, + // + // Only used on FXAA Quality. + // This used to be the FXAA_QUALITY__EDGE_THRESHOLD define. + // It is here now to allow easier tuning. + // The minimum amount of local contrast required to apply algorithm. + // 0.333 - too little (faster) + // 0.250 - low quality + // 0.166 - default + // 0.125 - high quality + // 0.063 - overkill (slower) + FxaaFloat fxaaQualityEdgeThreshold, + // + // Only used on FXAA Quality. + // This used to be the FXAA_QUALITY__EDGE_THRESHOLD_MIN define. + // It is here now to allow easier tuning. + // Trims the algorithm from processing darks. + // 0.0833 - upper limit (default, the start of visible unfiltered edges) + // 0.0625 - high quality (faster) + // 0.0312 - visible limit (slower) + // Special notes when using FXAA_GREEN_AS_LUMA, + // Likely want to set this to zero. + // As colors that are mostly not-green + // will appear very dark in the green channel! + // Tune by looking at mostly non-green content, + // then start at zero and increase until aliasing is a problem. + FxaaFloat fxaaQualityEdgeThresholdMin, + // + // Only used on FXAA Console. + // This used to be the FXAA_CONSOLE__EDGE_SHARPNESS define. + // It is here now to allow easier tuning. + // This does not effect PS3, as this needs to be compiled in. + // Use FXAA_CONSOLE__PS3_EDGE_SHARPNESS for PS3. + // Due to the PS3 being ALU bound, + // there are only three safe values here: 2 and 4 and 8. + // These options use the shaders ability to a free *|/ by 2|4|8. + // For all other platforms can be a non-power of two. + // 8.0 is sharper (default!!!) + // 4.0 is softer + // 2.0 is really soft (good only for vector graphics inputs) + FxaaFloat fxaaConsoleEdgeSharpness, + // + // Only used on FXAA Console. + // This used to be the FXAA_CONSOLE__EDGE_THRESHOLD define. + // It is here now to allow easier tuning. + // This does not effect PS3, as this needs to be compiled in. + // Use FXAA_CONSOLE__PS3_EDGE_THRESHOLD for PS3. + // Due to the PS3 being ALU bound, + // there are only two safe values here: 1/4 and 1/8. + // These options use the shaders ability to a free *|/ by 2|4|8. + // The console setting has a different mapping than the quality setting. + // Other platforms can use other values. + // 0.125 leaves less aliasing, but is softer (default!!!) + // 0.25 leaves more aliasing, and is sharper + FxaaFloat fxaaConsoleEdgeThreshold, + // + // Only used on FXAA Console. + // This used to be the FXAA_CONSOLE__EDGE_THRESHOLD_MIN define. + // It is here now to allow easier tuning. + // Trims the algorithm from processing darks. + // The console setting has a different mapping than the quality setting. + // This only applies when FXAA_EARLY_EXIT is 1. + // This does not apply to PS3, + // PS3 was simplified to avoid more shader instructions. + // 0.06 - faster but more aliasing in darks + // 0.05 - default + // 0.04 - slower and less aliasing in darks + // Special notes when using FXAA_GREEN_AS_LUMA, + // Likely want to set this to zero. + // As colors that are mostly not-green + // will appear very dark in the green channel! + // Tune by looking at mostly non-green content, + // then start at zero and increase until aliasing is a problem. + FxaaFloat fxaaConsoleEdgeThresholdMin, + // + // Extra constants for 360 FXAA Console only. + // Use zeros or anything else for other platforms. + // These must be in physical constant registers and NOT immedates. + // Immedates will result in compiler un-optimizing. + // {xyzw} = float4(1.0, -1.0, 0.25, -0.25) + FxaaFloat4 fxaaConsole360ConstDir +) { +/*--------------------------------------------------------------------------*/ + FxaaFloat2 posM; + posM.x = pos.x; + posM.y = pos.y; + #if (FXAA_GATHER4_ALPHA == 1) + #if (FXAA_DISCARD == 0) + FxaaFloat4 rgbyM = FxaaTexTop(tex, posM); + #if (FXAA_GREEN_AS_LUMA == 0) + #define lumaM rgbyM.w + #else + #define lumaM rgbyM.y + #endif + #endif + #if (FXAA_GREEN_AS_LUMA == 0) + FxaaFloat4 luma4A = FxaaTexAlpha4(tex, posM); + FxaaFloat4 luma4B = FxaaTexOffAlpha4(tex, posM, FxaaInt2(-1, -1)); + #else + FxaaFloat4 luma4A = FxaaTexGreen4(tex, posM); + FxaaFloat4 luma4B = FxaaTexOffGreen4(tex, posM, FxaaInt2(-1, -1)); + #endif + #if (FXAA_DISCARD == 1) + #define lumaM luma4A.w + #endif + #define lumaE luma4A.z + #define lumaS luma4A.x + #define lumaSE luma4A.y + #define lumaNW luma4B.w + #define lumaN luma4B.z + #define lumaW luma4B.x + #else + FxaaFloat4 rgbyM = FxaaTexTop(tex, posM); + #if (FXAA_GREEN_AS_LUMA == 0) + #define lumaM rgbyM.w + #else + #define lumaM rgbyM.y + #endif + FxaaFloat lumaS = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0, 1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 0), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaN = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0,-1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 0), fxaaQualityRcpFrame.xy)); + #endif +/*--------------------------------------------------------------------------*/ + FxaaFloat maxSM = max(lumaS, lumaM); + FxaaFloat minSM = min(lumaS, lumaM); + FxaaFloat maxESM = max(lumaE, maxSM); + FxaaFloat minESM = min(lumaE, minSM); + FxaaFloat maxWN = max(lumaN, lumaW); + FxaaFloat minWN = min(lumaN, lumaW); + FxaaFloat rangeMax = max(maxWN, maxESM); + FxaaFloat rangeMin = min(minWN, minESM); + FxaaFloat rangeMaxScaled = rangeMax * fxaaQualityEdgeThreshold; + FxaaFloat range = rangeMax - rangeMin; + FxaaFloat rangeMaxClamped = max(fxaaQualityEdgeThresholdMin, rangeMaxScaled); + FxaaBool earlyExit = range < rangeMaxClamped; +/*--------------------------------------------------------------------------*/ + if(earlyExit) + #if (FXAA_DISCARD == 1) + FxaaDiscard; + #else + return rgbyM; + #endif +/*--------------------------------------------------------------------------*/ + #if (FXAA_GATHER4_ALPHA == 0) + FxaaFloat lumaNW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1,-1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaSE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaNE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1,-1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaSW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 1), fxaaQualityRcpFrame.xy)); + #else + FxaaFloat lumaNE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(1, -1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaSW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 1), fxaaQualityRcpFrame.xy)); + #endif +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaNS = lumaN + lumaS; + FxaaFloat lumaWE = lumaW + lumaE; + FxaaFloat subpixRcpRange = 1.0/range; + FxaaFloat subpixNSWE = lumaNS + lumaWE; + FxaaFloat edgeHorz1 = (-2.0 * lumaM) + lumaNS; + FxaaFloat edgeVert1 = (-2.0 * lumaM) + lumaWE; +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaNESE = lumaNE + lumaSE; + FxaaFloat lumaNWNE = lumaNW + lumaNE; + FxaaFloat edgeHorz2 = (-2.0 * lumaE) + lumaNESE; + FxaaFloat edgeVert2 = (-2.0 * lumaN) + lumaNWNE; +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaNWSW = lumaNW + lumaSW; + FxaaFloat lumaSWSE = lumaSW + lumaSE; + FxaaFloat edgeHorz4 = (abs(edgeHorz1) * 2.0) + abs(edgeHorz2); + FxaaFloat edgeVert4 = (abs(edgeVert1) * 2.0) + abs(edgeVert2); + FxaaFloat edgeHorz3 = (-2.0 * lumaW) + lumaNWSW; + FxaaFloat edgeVert3 = (-2.0 * lumaS) + lumaSWSE; + FxaaFloat edgeHorz = abs(edgeHorz3) + edgeHorz4; + FxaaFloat edgeVert = abs(edgeVert3) + edgeVert4; +/*--------------------------------------------------------------------------*/ + FxaaFloat subpixNWSWNESE = lumaNWSW + lumaNESE; + FxaaFloat lengthSign = fxaaQualityRcpFrame.x; + FxaaBool horzSpan = edgeHorz >= edgeVert; + FxaaFloat subpixA = subpixNSWE * 2.0 + subpixNWSWNESE; +/*--------------------------------------------------------------------------*/ + if(!horzSpan) lumaN = lumaW; + if(!horzSpan) lumaS = lumaE; + if(horzSpan) lengthSign = fxaaQualityRcpFrame.y; + FxaaFloat subpixB = (subpixA * (1.0/12.0)) - lumaM; +/*--------------------------------------------------------------------------*/ + FxaaFloat gradientN = lumaN - lumaM; + FxaaFloat gradientS = lumaS - lumaM; + FxaaFloat lumaNN = lumaN + lumaM; + FxaaFloat lumaSS = lumaS + lumaM; + FxaaBool pairN = abs(gradientN) >= abs(gradientS); + FxaaFloat gradient = max(abs(gradientN), abs(gradientS)); + if(pairN) lengthSign = -lengthSign; + FxaaFloat subpixC = FxaaSat(abs(subpixB) * subpixRcpRange); +/*--------------------------------------------------------------------------*/ + FxaaFloat2 posB; + posB.x = posM.x; + posB.y = posM.y; + FxaaFloat2 offNP; + offNP.x = (!horzSpan) ? 0.0 : fxaaQualityRcpFrame.x; + offNP.y = ( horzSpan) ? 0.0 : fxaaQualityRcpFrame.y; + if(!horzSpan) posB.x += lengthSign * 0.5; + if( horzSpan) posB.y += lengthSign * 0.5; +/*--------------------------------------------------------------------------*/ + FxaaFloat2 posN; + posN.x = posB.x - offNP.x * FXAA_QUALITY__P0; + posN.y = posB.y - offNP.y * FXAA_QUALITY__P0; + FxaaFloat2 posP; + posP.x = posB.x + offNP.x * FXAA_QUALITY__P0; + posP.y = posB.y + offNP.y * FXAA_QUALITY__P0; + FxaaFloat subpixD = ((-2.0)*subpixC) + 3.0; + FxaaFloat lumaEndN = FxaaLuma(FxaaTexTop(tex, posN)); + FxaaFloat subpixE = subpixC * subpixC; + FxaaFloat lumaEndP = FxaaLuma(FxaaTexTop(tex, posP)); +/*--------------------------------------------------------------------------*/ + if(!pairN) lumaNN = lumaSS; + FxaaFloat gradientScaled = gradient * 1.0/4.0; + FxaaFloat lumaMM = lumaM - lumaNN * 0.5; + FxaaFloat subpixF = subpixD * subpixE; + FxaaBool lumaMLTZero = lumaMM < 0.0; +/*--------------------------------------------------------------------------*/ + lumaEndN -= lumaNN * 0.5; + lumaEndP -= lumaNN * 0.5; + FxaaBool doneN = abs(lumaEndN) >= gradientScaled; + FxaaBool doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P1; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P1; + FxaaBool doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P1; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P1; +/*--------------------------------------------------------------------------*/ + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P2; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P2; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P2; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P2; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY__PS > 3) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P3; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P3; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P3; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P3; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY__PS > 4) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P4; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P4; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P4; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P4; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY__PS > 5) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P5; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P5; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P5; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P5; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY__PS > 6) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P6; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P6; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P6; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P6; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY__PS > 7) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P7; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P7; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P7; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P7; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY__PS > 8) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P8; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P8; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P8; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P8; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY__PS > 9) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P9; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P9; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P9; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P9; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY__PS > 10) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P10; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P10; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P10; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P10; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY__PS > 11) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P11; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P11; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P11; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P11; +/*--------------------------------------------------------------------------*/ + #if (FXAA_QUALITY__PS > 12) + if(doneNP) { + if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); + if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); + if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; + if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; + doneN = abs(lumaEndN) >= gradientScaled; + doneP = abs(lumaEndP) >= gradientScaled; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P12; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P12; + doneNP = (!doneN) || (!doneP); + if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P12; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P12; +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } + #endif +/*--------------------------------------------------------------------------*/ + } +/*--------------------------------------------------------------------------*/ + FxaaFloat dstN = posM.x - posN.x; + FxaaFloat dstP = posP.x - posM.x; + if(!horzSpan) dstN = posM.y - posN.y; + if(!horzSpan) dstP = posP.y - posM.y; +/*--------------------------------------------------------------------------*/ + FxaaBool goodSpanN = (lumaEndN < 0.0) != lumaMLTZero; + FxaaFloat spanLength = (dstP + dstN); + FxaaBool goodSpanP = (lumaEndP < 0.0) != lumaMLTZero; + FxaaFloat spanLengthRcp = 1.0/spanLength; +/*--------------------------------------------------------------------------*/ + FxaaBool directionN = dstN < dstP; + FxaaFloat dst = min(dstN, dstP); + FxaaBool goodSpan = directionN ? goodSpanN : goodSpanP; + FxaaFloat subpixG = subpixF * subpixF; + FxaaFloat pixelOffset = (dst * (-spanLengthRcp)) + 0.5; + FxaaFloat subpixH = subpixG * fxaaQualitySubpix; +/*--------------------------------------------------------------------------*/ + FxaaFloat pixelOffsetGood = goodSpan ? pixelOffset : 0.0; + FxaaFloat pixelOffsetSubpix = max(pixelOffsetGood, subpixH); + if(!horzSpan) posM.x += pixelOffsetSubpix * lengthSign; + if( horzSpan) posM.y += pixelOffsetSubpix * lengthSign; + #if (FXAA_DISCARD == 1) + return FxaaTexTop(tex, posM); + #else + return FxaaFloat4(FxaaTexTop(tex, posM).xyz, lumaM); + #endif +} +/*==========================================================================*/ +#endif + + + + +/*============================================================================ + + FXAA3 CONSOLE - PC VERSION + +------------------------------------------------------------------------------ +Instead of using this on PC, I'd suggest just using FXAA Quality with + #define FXAA_QUALITY__PRESET 10 +Or + #define FXAA_QUALITY__PRESET 20 +Either are higher qualilty and almost as fast as this on modern PC GPUs. +============================================================================*/ +#if (FXAA_PC_CONSOLE == 1) +/*--------------------------------------------------------------------------*/ +FxaaFloat4 FxaaPixelShader( + // See FXAA Quality FxaaPixelShader() source for docs on Inputs! + FxaaFloat2 pos, + FxaaFloat4 fxaaConsolePosPos, + FxaaTex tex, + FxaaTex fxaaConsole360TexExpBiasNegOne, + FxaaTex fxaaConsole360TexExpBiasNegTwo, + FxaaFloat2 fxaaQualityRcpFrame, + FxaaFloat4 fxaaConsoleRcpFrameOpt, + FxaaFloat4 fxaaConsoleRcpFrameOpt2, + FxaaFloat4 fxaaConsole360RcpFrameOpt2, + FxaaFloat fxaaQualitySubpix, + FxaaFloat fxaaQualityEdgeThreshold, + FxaaFloat fxaaQualityEdgeThresholdMin, + FxaaFloat fxaaConsoleEdgeSharpness, + FxaaFloat fxaaConsoleEdgeThreshold, + FxaaFloat fxaaConsoleEdgeThresholdMin, + FxaaFloat4 fxaaConsole360ConstDir +) { +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaNw = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.xy)); + FxaaFloat lumaSw = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.xw)); + FxaaFloat lumaNe = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.zy)); + FxaaFloat lumaSe = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.zw)); +/*--------------------------------------------------------------------------*/ + FxaaFloat4 rgbyM = FxaaTexTop(tex, pos.xy); + #if (FXAA_GREEN_AS_LUMA == 0) + FxaaFloat lumaM = rgbyM.w; + #else + FxaaFloat lumaM = rgbyM.y; + #endif +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaMaxNwSw = max(lumaNw, lumaSw); + lumaNe += 1.0/384.0; + FxaaFloat lumaMinNwSw = min(lumaNw, lumaSw); +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaMaxNeSe = max(lumaNe, lumaSe); + FxaaFloat lumaMinNeSe = min(lumaNe, lumaSe); +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaMax = max(lumaMaxNeSe, lumaMaxNwSw); + FxaaFloat lumaMin = min(lumaMinNeSe, lumaMinNwSw); +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaMaxScaled = lumaMax * fxaaConsoleEdgeThreshold; +/*--------------------------------------------------------------------------*/ + FxaaFloat lumaMinM = min(lumaMin, lumaM); + FxaaFloat lumaMaxScaledClamped = max(fxaaConsoleEdgeThresholdMin, lumaMaxScaled); + FxaaFloat lumaMaxM = max(lumaMax, lumaM); + FxaaFloat dirSwMinusNe = lumaSw - lumaNe; + FxaaFloat lumaMaxSubMinM = lumaMaxM - lumaMinM; + FxaaFloat dirSeMinusNw = lumaSe - lumaNw; + if(lumaMaxSubMinM < lumaMaxScaledClamped) return rgbyM; +/*--------------------------------------------------------------------------*/ + FxaaFloat2 dir; + dir.x = dirSwMinusNe + dirSeMinusNw; + dir.y = dirSwMinusNe - dirSeMinusNw; +/*--------------------------------------------------------------------------*/ + FxaaFloat2 dir1 = normalize(dir.xy); + FxaaFloat4 rgbyN1 = FxaaTexTop(tex, pos.xy - dir1 * fxaaConsoleRcpFrameOpt.zw); + FxaaFloat4 rgbyP1 = FxaaTexTop(tex, pos.xy + dir1 * fxaaConsoleRcpFrameOpt.zw); +/*--------------------------------------------------------------------------*/ + FxaaFloat dirAbsMinTimesC = min(abs(dir1.x), abs(dir1.y)) * fxaaConsoleEdgeSharpness; + FxaaFloat2 dir2 = clamp(dir1.xy / dirAbsMinTimesC, -2.0, 2.0); +/*--------------------------------------------------------------------------*/ + FxaaFloat4 rgbyN2 = FxaaTexTop(tex, pos.xy - dir2 * fxaaConsoleRcpFrameOpt2.zw); + FxaaFloat4 rgbyP2 = FxaaTexTop(tex, pos.xy + dir2 * fxaaConsoleRcpFrameOpt2.zw); +/*--------------------------------------------------------------------------*/ + FxaaFloat4 rgbyA = rgbyN1 + rgbyP1; + FxaaFloat4 rgbyB = ((rgbyN2 + rgbyP2) * 0.25) + (rgbyA * 0.25); +/*--------------------------------------------------------------------------*/ + #if (FXAA_GREEN_AS_LUMA == 0) + FxaaBool twoTap = (rgbyB.w < lumaMin) || (rgbyB.w > lumaMax); + #else + FxaaBool twoTap = (rgbyB.y < lumaMin) || (rgbyB.y > lumaMax); + #endif + if(twoTap) rgbyB.xyz = rgbyA.xyz * 0.5; + return rgbyB; } +/*==========================================================================*/ +#endif + + + +/*============================================================================ + + FXAA3 CONSOLE - 360 PIXEL SHADER + +------------------------------------------------------------------------------ +This optimized version thanks to suggestions from Andy Luedke. +Should be fully tex bound in all cases. +As of the FXAA 3.11 release, I have still not tested this code, +however I fixed a bug which was in both FXAA 3.9 and FXAA 3.10. +And note this is replacing the old unoptimized version. +If it does not work, please let me know so I can fix it. +============================================================================*/ +#if (FXAA_360 == 1) +/*--------------------------------------------------------------------------*/ +[reduceTempRegUsage(4)] +float4 FxaaPixelShader( + // See FXAA Quality FxaaPixelShader() source for docs on Inputs! + FxaaFloat2 pos, + FxaaFloat4 fxaaConsolePosPos, + FxaaTex tex, + FxaaTex fxaaConsole360TexExpBiasNegOne, + FxaaTex fxaaConsole360TexExpBiasNegTwo, + FxaaFloat2 fxaaQualityRcpFrame, + FxaaFloat4 fxaaConsoleRcpFrameOpt, + FxaaFloat4 fxaaConsoleRcpFrameOpt2, + FxaaFloat4 fxaaConsole360RcpFrameOpt2, + FxaaFloat fxaaQualitySubpix, + FxaaFloat fxaaQualityEdgeThreshold, + FxaaFloat fxaaQualityEdgeThresholdMin, + FxaaFloat fxaaConsoleEdgeSharpness, + FxaaFloat fxaaConsoleEdgeThreshold, + FxaaFloat fxaaConsoleEdgeThresholdMin, + FxaaFloat4 fxaaConsole360ConstDir +) { +/*--------------------------------------------------------------------------*/ + float4 lumaNwNeSwSe; + #if (FXAA_GREEN_AS_LUMA == 0) + asm { + tfetch2D lumaNwNeSwSe.w___, tex, pos.xy, OffsetX = -0.5, OffsetY = -0.5, UseComputedLOD=false + tfetch2D lumaNwNeSwSe._w__, tex, pos.xy, OffsetX = 0.5, OffsetY = -0.5, UseComputedLOD=false + tfetch2D lumaNwNeSwSe.__w_, tex, pos.xy, OffsetX = -0.5, OffsetY = 0.5, UseComputedLOD=false + tfetch2D lumaNwNeSwSe.___w, tex, pos.xy, OffsetX = 0.5, OffsetY = 0.5, UseComputedLOD=false + }; + #else + asm { + tfetch2D lumaNwNeSwSe.y___, tex, pos.xy, OffsetX = -0.5, OffsetY = -0.5, UseComputedLOD=false + tfetch2D lumaNwNeSwSe._y__, tex, pos.xy, OffsetX = 0.5, OffsetY = -0.5, UseComputedLOD=false + tfetch2D lumaNwNeSwSe.__y_, tex, pos.xy, OffsetX = -0.5, OffsetY = 0.5, UseComputedLOD=false + tfetch2D lumaNwNeSwSe.___y, tex, pos.xy, OffsetX = 0.5, OffsetY = 0.5, UseComputedLOD=false + }; + #endif +/*--------------------------------------------------------------------------*/ + lumaNwNeSwSe.y += 1.0/384.0; + float2 lumaMinTemp = min(lumaNwNeSwSe.xy, lumaNwNeSwSe.zw); + float2 lumaMaxTemp = max(lumaNwNeSwSe.xy, lumaNwNeSwSe.zw); + float lumaMin = min(lumaMinTemp.x, lumaMinTemp.y); + float lumaMax = max(lumaMaxTemp.x, lumaMaxTemp.y); +/*--------------------------------------------------------------------------*/ + float4 rgbyM = tex2Dlod(tex, float4(pos.xy, 0.0, 0.0)); + #if (FXAA_GREEN_AS_LUMA == 0) + float lumaMinM = min(lumaMin, rgbyM.w); + float lumaMaxM = max(lumaMax, rgbyM.w); + #else + float lumaMinM = min(lumaMin, rgbyM.y); + float lumaMaxM = max(lumaMax, rgbyM.y); + #endif + if((lumaMaxM - lumaMinM) < max(fxaaConsoleEdgeThresholdMin, lumaMax * fxaaConsoleEdgeThreshold)) return rgbyM; +/*--------------------------------------------------------------------------*/ + float2 dir; + dir.x = dot(lumaNwNeSwSe, fxaaConsole360ConstDir.yyxx); + dir.y = dot(lumaNwNeSwSe, fxaaConsole360ConstDir.xyxy); + dir = normalize(dir); +/*--------------------------------------------------------------------------*/ + float4 dir1 = dir.xyxy * fxaaConsoleRcpFrameOpt.xyzw; +/*--------------------------------------------------------------------------*/ + float4 dir2; + float dirAbsMinTimesC = min(abs(dir.x), abs(dir.y)) * fxaaConsoleEdgeSharpness; + dir2 = saturate(fxaaConsole360ConstDir.zzww * dir.xyxy / dirAbsMinTimesC + 0.5); + dir2 = dir2 * fxaaConsole360RcpFrameOpt2.xyxy + fxaaConsole360RcpFrameOpt2.zwzw; +/*--------------------------------------------------------------------------*/ + float4 rgbyN1 = tex2Dlod(fxaaConsole360TexExpBiasNegOne, float4(pos.xy + dir1.xy, 0.0, 0.0)); + float4 rgbyP1 = tex2Dlod(fxaaConsole360TexExpBiasNegOne, float4(pos.xy + dir1.zw, 0.0, 0.0)); + float4 rgbyN2 = tex2Dlod(fxaaConsole360TexExpBiasNegTwo, float4(pos.xy + dir2.xy, 0.0, 0.0)); + float4 rgbyP2 = tex2Dlod(fxaaConsole360TexExpBiasNegTwo, float4(pos.xy + dir2.zw, 0.0, 0.0)); +/*--------------------------------------------------------------------------*/ + float4 rgbyA = rgbyN1 + rgbyP1; + float4 rgbyB = rgbyN2 + rgbyP2 + rgbyA * 0.5; +/*--------------------------------------------------------------------------*/ + float4 rgbyR = ((FxaaLuma(rgbyB) - lumaMax) > 0.0) ? rgbyA : rgbyB; + rgbyR = ((FxaaLuma(rgbyB) - lumaMin) > 0.0) ? rgbyR : rgbyA; + return rgbyR; } +/*==========================================================================*/ +#endif + + + +/*============================================================================ + + FXAA3 CONSOLE - OPTIMIZED PS3 PIXEL SHADER (NO EARLY EXIT) + +============================================================================== +The code below does not exactly match the assembly. +I have a feeling that 12 cycles is possible, but was not able to get there. +Might have to increase register count to get full performance. +Note this shader does not use perspective interpolation. + +Use the following cgc options, + + --fenable-bx2 --fastmath --fastprecision --nofloatbindings + +------------------------------------------------------------------------------ + NVSHADERPERF OUTPUT +------------------------------------------------------------------------------ +For reference and to aid in debug, output of NVShaderPerf should match this, + +Shader to schedule: + 0: texpkb h0.w(TRUE), v5.zyxx, #0 + 2: addh h2.z(TRUE), h0.w, constant(0.001953, 0.000000, 0.000000, 0.000000).x + 4: texpkb h0.w(TRUE), v5.xwxx, #0 + 6: addh h0.z(TRUE), -h2, h0.w + 7: texpkb h1.w(TRUE), v5, #0 + 9: addh h0.x(TRUE), h0.z, -h1.w + 10: addh h3.w(TRUE), h0.z, h1 + 11: texpkb h2.w(TRUE), v5.zwzz, #0 + 13: addh h0.z(TRUE), h3.w, -h2.w + 14: addh h0.x(TRUE), h2.w, h0 + 15: nrmh h1.xz(TRUE), h0_n + 16: minh_m8 h0.x(TRUE), |h1|, |h1.z| + 17: maxh h4.w(TRUE), h0, h1 + 18: divx h2.xy(TRUE), h1_n.xzzw, h0_n + 19: movr r1.zw(TRUE), v4.xxxy + 20: madr r2.xz(TRUE), -h1, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zzww, r1.zzww + 22: minh h5.w(TRUE), h0, h1 + 23: texpkb h0(TRUE), r2.xzxx, #0 + 25: madr r0.zw(TRUE), h1.xzxz, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w), r1 + 27: maxh h4.x(TRUE), h2.z, h2.w + 28: texpkb h1(TRUE), r0.zwzz, #0 + 30: addh_d2 h1(TRUE), h0, h1 + 31: madr r0.xy(TRUE), -h2, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz + 33: texpkb h0(TRUE), r0, #0 + 35: minh h4.z(TRUE), h2, h2.w + 36: fenct TRUE + 37: madr r1.xy(TRUE), h2, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz + 39: texpkb h2(TRUE), r1, #0 + 41: addh_d2 h0(TRUE), h0, h2 + 42: maxh h2.w(TRUE), h4, h4.x + 43: minh h2.x(TRUE), h5.w, h4.z + 44: addh_d2 h0(TRUE), h0, h1 + 45: slth h2.x(TRUE), h0.w, h2 + 46: sgth h2.w(TRUE), h0, h2 + 47: movh h0(TRUE), h0 + 48: addx.c0 rc(TRUE), h2, h2.w + 49: movh h0(c0.NE.x), h1 + +IPU0 ------ Simplified schedule: -------- +Pass | Unit | uOp | PC: Op +-----+--------+------+------------------------- + 1 | SCT0/1 | mov | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; + | TEX | txl | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; + | SCB1 | add | 2: ADDh h2.z, h0.--w-, const.--x-; + | | | + 2 | SCT0/1 | mov | 4: TXLr h0.w, g[TEX1].xwxx, const.xxxx, TEX0; + | TEX | txl | 4: TXLr h0.w, g[TEX1].xwxx, const.xxxx, TEX0; + | SCB1 | add | 6: ADDh h0.z,-h2, h0.--w-; + | | | + 3 | SCT0/1 | mov | 7: TXLr h1.w, g[TEX1], const.xxxx, TEX0; + | TEX | txl | 7: TXLr h1.w, g[TEX1], const.xxxx, TEX0; + | SCB0 | add | 9: ADDh h0.x, h0.z---,-h1.w---; + | SCB1 | add | 10: ADDh h3.w, h0.---z, h1; + | | | + 4 | SCT0/1 | mov | 11: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; + | TEX | txl | 11: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; + | SCB0 | add | 14: ADDh h0.x, h2.w---, h0; + | SCB1 | add | 13: ADDh h0.z, h3.--w-,-h2.--w-; + | | | + 5 | SCT1 | mov | 15: NRMh h1.xz, h0; + | SRB | nrm | 15: NRMh h1.xz, h0; + | SCB0 | min | 16: MINh*8 h0.x, |h1|, |h1.z---|; + | SCB1 | max | 17: MAXh h4.w, h0, h1; + | | | + 6 | SCT0 | div | 18: DIVx h2.xy, h1.xz--, h0; + | SCT1 | mov | 19: MOVr r1.zw, g[TEX0].--xy; + | SCB0 | mad | 20: MADr r2.xz,-h1, const.z-w-, r1.z-w-; + | SCB1 | min | 22: MINh h5.w, h0, h1; + | | | + 7 | SCT0/1 | mov | 23: TXLr h0, r2.xzxx, const.xxxx, TEX0; + | TEX | txl | 23: TXLr h0, r2.xzxx, const.xxxx, TEX0; + | SCB0 | max | 27: MAXh h4.x, h2.z---, h2.w---; + | SCB1 | mad | 25: MADr r0.zw, h1.--xz, const, r1; + | | | + 8 | SCT0/1 | mov | 28: TXLr h1, r0.zwzz, const.xxxx, TEX0; + | TEX | txl | 28: TXLr h1, r0.zwzz, const.xxxx, TEX0; + | SCB0/1 | add | 30: ADDh/2 h1, h0, h1; + | | | + 9 | SCT0 | mad | 31: MADr r0.xy,-h2, const.xy--, r1.zw--; + | SCT1 | mov | 33: TXLr h0, r0, const.zzzz, TEX0; + | TEX | txl | 33: TXLr h0, r0, const.zzzz, TEX0; + | SCB1 | min | 35: MINh h4.z, h2, h2.--w-; + | | | + 10 | SCT0 | mad | 37: MADr r1.xy, h2, const.xy--, r1.zw--; + | SCT1 | mov | 39: TXLr h2, r1, const.zzzz, TEX0; + | TEX | txl | 39: TXLr h2, r1, const.zzzz, TEX0; + | SCB0/1 | add | 41: ADDh/2 h0, h0, h2; + | | | + 11 | SCT0 | min | 43: MINh h2.x, h5.w---, h4.z---; + | SCT1 | max | 42: MAXh h2.w, h4, h4.---x; + | SCB0/1 | add | 44: ADDh/2 h0, h0, h1; + | | | + 12 | SCT0 | set | 45: SLTh h2.x, h0.w---, h2; + | SCT1 | set | 46: SGTh h2.w, h0, h2; + | SCB0/1 | mul | 47: MOVh h0, h0; + | | | + 13 | SCT0 | mad | 48: ADDxc0_s rc, h2, h2.w---; + | SCB0/1 | mul | 49: MOVh h0(NE0.xxxx), h1; + +Pass SCT TEX SCB + 1: 0% 100% 25% + 2: 0% 100% 25% + 3: 0% 100% 50% + 4: 0% 100% 50% + 5: 0% 0% 50% + 6: 100% 0% 75% + 7: 0% 100% 75% + 8: 0% 100% 100% + 9: 0% 100% 25% + 10: 0% 100% 100% + 11: 50% 0% 100% + 12: 50% 0% 100% + 13: 25% 0% 100% + +MEAN: 17% 61% 67% + +Pass SCT0 SCT1 TEX SCB0 SCB1 + 1: 0% 0% 100% 0% 100% + 2: 0% 0% 100% 0% 100% + 3: 0% 0% 100% 100% 100% + 4: 0% 0% 100% 100% 100% + 5: 0% 0% 0% 100% 100% + 6: 100% 100% 0% 100% 100% + 7: 0% 0% 100% 100% 100% + 8: 0% 0% 100% 100% 100% + 9: 0% 0% 100% 0% 100% + 10: 0% 0% 100% 100% 100% + 11: 100% 100% 0% 100% 100% + 12: 100% 100% 0% 100% 100% + 13: 100% 0% 0% 100% 100% + +MEAN: 30% 23% 61% 76% 100% +Fragment Performance Setup: Driver RSX Compiler, GPU RSX, Flags 0x5 +Results 13 cycles, 3 r regs, 923,076,923 pixels/s +============================================================================*/ +#if (FXAA_PS3 == 1) && (FXAA_EARLY_EXIT == 0) +/*--------------------------------------------------------------------------*/ +#pragma regcount 7 +#pragma disablepc all +#pragma option O3 +#pragma option OutColorPrec=fp16 +#pragma texformat default RGBA8 +/*==========================================================================*/ +half4 FxaaPixelShader( + // See FXAA Quality FxaaPixelShader() source for docs on Inputs! + FxaaFloat2 pos, + FxaaFloat4 fxaaConsolePosPos, + FxaaTex tex, + FxaaTex fxaaConsole360TexExpBiasNegOne, + FxaaTex fxaaConsole360TexExpBiasNegTwo, + FxaaFloat2 fxaaQualityRcpFrame, + FxaaFloat4 fxaaConsoleRcpFrameOpt, + FxaaFloat4 fxaaConsoleRcpFrameOpt2, + FxaaFloat4 fxaaConsole360RcpFrameOpt2, + FxaaFloat fxaaQualitySubpix, + FxaaFloat fxaaQualityEdgeThreshold, + FxaaFloat fxaaQualityEdgeThresholdMin, + FxaaFloat fxaaConsoleEdgeSharpness, + FxaaFloat fxaaConsoleEdgeThreshold, + FxaaFloat fxaaConsoleEdgeThresholdMin, + FxaaFloat4 fxaaConsole360ConstDir +) { +/*--------------------------------------------------------------------------*/ +// (1) + half4 dir; + half4 lumaNe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zy, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + lumaNe.w += half(1.0/512.0); + dir.x = -lumaNe.w; + dir.z = -lumaNe.w; + #else + lumaNe.y += half(1.0/512.0); + dir.x = -lumaNe.y; + dir.z = -lumaNe.y; + #endif +/*--------------------------------------------------------------------------*/ +// (2) + half4 lumaSw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xw, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + dir.x += lumaSw.w; + dir.z += lumaSw.w; + #else + dir.x += lumaSw.y; + dir.z += lumaSw.y; + #endif +/*--------------------------------------------------------------------------*/ +// (3) + half4 lumaNw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xy, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + dir.x -= lumaNw.w; + dir.z += lumaNw.w; + #else + dir.x -= lumaNw.y; + dir.z += lumaNw.y; + #endif +/*--------------------------------------------------------------------------*/ +// (4) + half4 lumaSe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zw, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + dir.x += lumaSe.w; + dir.z -= lumaSe.w; + #else + dir.x += lumaSe.y; + dir.z -= lumaSe.y; + #endif +/*--------------------------------------------------------------------------*/ +// (5) + half4 dir1_pos; + dir1_pos.xy = normalize(dir.xyz).xz; + half dirAbsMinTimesC = min(abs(dir1_pos.x), abs(dir1_pos.y)) * half(FXAA_CONSOLE__PS3_EDGE_SHARPNESS); +/*--------------------------------------------------------------------------*/ +// (6) + half4 dir2_pos; + dir2_pos.xy = clamp(dir1_pos.xy / dirAbsMinTimesC, half(-2.0), half(2.0)); + dir1_pos.zw = pos.xy; + dir2_pos.zw = pos.xy; + half4 temp1N; + temp1N.xy = dir1_pos.zw - dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; +/*--------------------------------------------------------------------------*/ +// (7) + temp1N = h4tex2Dlod(tex, half4(temp1N.xy, 0.0, 0.0)); + half4 rgby1; + rgby1.xy = dir1_pos.zw + dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; +/*--------------------------------------------------------------------------*/ +// (8) + rgby1 = h4tex2Dlod(tex, half4(rgby1.xy, 0.0, 0.0)); + rgby1 = (temp1N + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ +// (9) + half4 temp2N; + temp2N.xy = dir2_pos.zw - dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; + temp2N = h4tex2Dlod(tex, half4(temp2N.xy, 0.0, 0.0)); +/*--------------------------------------------------------------------------*/ +// (10) + half4 rgby2; + rgby2.xy = dir2_pos.zw + dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; + rgby2 = h4tex2Dlod(tex, half4(rgby2.xy, 0.0, 0.0)); + rgby2 = (temp2N + rgby2) * 0.5; +/*--------------------------------------------------------------------------*/ +// (11) + // compilier moves these scalar ops up to other cycles + #if (FXAA_GREEN_AS_LUMA == 0) + half lumaMin = min(min(lumaNw.w, lumaSw.w), min(lumaNe.w, lumaSe.w)); + half lumaMax = max(max(lumaNw.w, lumaSw.w), max(lumaNe.w, lumaSe.w)); + #else + half lumaMin = min(min(lumaNw.y, lumaSw.y), min(lumaNe.y, lumaSe.y)); + half lumaMax = max(max(lumaNw.y, lumaSw.y), max(lumaNe.y, lumaSe.y)); + #endif + rgby2 = (rgby2 + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ +// (12) + #if (FXAA_GREEN_AS_LUMA == 0) + bool twoTapLt = rgby2.w < lumaMin; + bool twoTapGt = rgby2.w > lumaMax; + #else + bool twoTapLt = rgby2.y < lumaMin; + bool twoTapGt = rgby2.y > lumaMax; + #endif +/*--------------------------------------------------------------------------*/ +// (13) + if(twoTapLt || twoTapGt) rgby2 = rgby1; +/*--------------------------------------------------------------------------*/ + return rgby2; } +/*==========================================================================*/ +#endif + + + +/*============================================================================ + + FXAA3 CONSOLE - OPTIMIZED PS3 PIXEL SHADER (WITH EARLY EXIT) + +============================================================================== +The code mostly matches the assembly. +I have a feeling that 14 cycles is possible, but was not able to get there. +Might have to increase register count to get full performance. +Note this shader does not use perspective interpolation. + +Use the following cgc options, + + --fenable-bx2 --fastmath --fastprecision --nofloatbindings + +Use of FXAA_GREEN_AS_LUMA currently adds a cycle (16 clks). +Will look at fixing this for FXAA 3.12. +------------------------------------------------------------------------------ + NVSHADERPERF OUTPUT +------------------------------------------------------------------------------ +For reference and to aid in debug, output of NVShaderPerf should match this, + +Shader to schedule: + 0: texpkb h0.w(TRUE), v5.zyxx, #0 + 2: addh h2.y(TRUE), h0.w, constant(0.001953, 0.000000, 0.000000, 0.000000).x + 4: texpkb h1.w(TRUE), v5.xwxx, #0 + 6: addh h0.x(TRUE), h1.w, -h2.y + 7: texpkb h2.w(TRUE), v5.zwzz, #0 + 9: minh h4.w(TRUE), h2.y, h2 + 10: maxh h5.x(TRUE), h2.y, h2.w + 11: texpkb h0.w(TRUE), v5, #0 + 13: addh h3.w(TRUE), -h0, h0.x + 14: addh h0.x(TRUE), h0.w, h0 + 15: addh h0.z(TRUE), -h2.w, h0.x + 16: addh h0.x(TRUE), h2.w, h3.w + 17: minh h5.y(TRUE), h0.w, h1.w + 18: nrmh h2.xz(TRUE), h0_n + 19: minh_m8 h2.w(TRUE), |h2.x|, |h2.z| + 20: divx h4.xy(TRUE), h2_n.xzzw, h2_n.w + 21: movr r1.zw(TRUE), v4.xxxy + 22: maxh h2.w(TRUE), h0, h1 + 23: fenct TRUE + 24: madr r0.xy(TRUE), -h2.xzzw, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zwzz, r1.zwzz + 26: texpkb h0(TRUE), r0, #0 + 28: maxh h5.x(TRUE), h2.w, h5 + 29: minh h5.w(TRUE), h5.y, h4 + 30: madr r1.xy(TRUE), h2.xzzw, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zwzz, r1.zwzz + 32: texpkb h2(TRUE), r1, #0 + 34: addh_d2 h2(TRUE), h0, h2 + 35: texpkb h1(TRUE), v4, #0 + 37: maxh h5.y(TRUE), h5.x, h1.w + 38: minh h4.w(TRUE), h1, h5 + 39: madr r0.xy(TRUE), -h4, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz + 41: texpkb h0(TRUE), r0, #0 + 43: addh_m8 h5.z(TRUE), h5.y, -h4.w + 44: madr r2.xy(TRUE), h4, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz + 46: texpkb h3(TRUE), r2, #0 + 48: addh_d2 h0(TRUE), h0, h3 + 49: addh_d2 h3(TRUE), h0, h2 + 50: movh h0(TRUE), h3 + 51: slth h3.x(TRUE), h3.w, h5.w + 52: sgth h3.w(TRUE), h3, h5.x + 53: addx.c0 rc(TRUE), h3.x, h3 + 54: slth.c0 rc(TRUE), h5.z, h5 + 55: movh h0(c0.NE.w), h2 + 56: movh h0(c0.NE.x), h1 + +IPU0 ------ Simplified schedule: -------- +Pass | Unit | uOp | PC: Op +-----+--------+------+------------------------- + 1 | SCT0/1 | mov | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; + | TEX | txl | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; + | SCB0 | add | 2: ADDh h2.y, h0.-w--, const.-x--; + | | | + 2 | SCT0/1 | mov | 4: TXLr h1.w, g[TEX1].xwxx, const.xxxx, TEX0; + | TEX | txl | 4: TXLr h1.w, g[TEX1].xwxx, const.xxxx, TEX0; + | SCB0 | add | 6: ADDh h0.x, h1.w---,-h2.y---; + | | | + 3 | SCT0/1 | mov | 7: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; + | TEX | txl | 7: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; + | SCB0 | max | 10: MAXh h5.x, h2.y---, h2.w---; + | SCB1 | min | 9: MINh h4.w, h2.---y, h2; + | | | + 4 | SCT0/1 | mov | 11: TXLr h0.w, g[TEX1], const.xxxx, TEX0; + | TEX | txl | 11: TXLr h0.w, g[TEX1], const.xxxx, TEX0; + | SCB0 | add | 14: ADDh h0.x, h0.w---, h0; + | SCB1 | add | 13: ADDh h3.w,-h0, h0.---x; + | | | + 5 | SCT0 | mad | 16: ADDh h0.x, h2.w---, h3.w---; + | SCT1 | mad | 15: ADDh h0.z,-h2.--w-, h0.--x-; + | SCB0 | min | 17: MINh h5.y, h0.-w--, h1.-w--; + | | | + 6 | SCT1 | mov | 18: NRMh h2.xz, h0; + | SRB | nrm | 18: NRMh h2.xz, h0; + | SCB1 | min | 19: MINh*8 h2.w, |h2.---x|, |h2.---z|; + | | | + 7 | SCT0 | div | 20: DIVx h4.xy, h2.xz--, h2.ww--; + | SCT1 | mov | 21: MOVr r1.zw, g[TEX0].--xy; + | SCB1 | max | 22: MAXh h2.w, h0, h1; + | | | + 8 | SCT0 | mad | 24: MADr r0.xy,-h2.xz--, const.zw--, r1.zw--; + | SCT1 | mov | 26: TXLr h0, r0, const.xxxx, TEX0; + | TEX | txl | 26: TXLr h0, r0, const.xxxx, TEX0; + | SCB0 | max | 28: MAXh h5.x, h2.w---, h5; + | SCB1 | min | 29: MINh h5.w, h5.---y, h4; + | | | + 9 | SCT0 | mad | 30: MADr r1.xy, h2.xz--, const.zw--, r1.zw--; + | SCT1 | mov | 32: TXLr h2, r1, const.xxxx, TEX0; + | TEX | txl | 32: TXLr h2, r1, const.xxxx, TEX0; + | SCB0/1 | add | 34: ADDh/2 h2, h0, h2; + | | | + 10 | SCT0/1 | mov | 35: TXLr h1, g[TEX0], const.xxxx, TEX0; + | TEX | txl | 35: TXLr h1, g[TEX0], const.xxxx, TEX0; + | SCB0 | max | 37: MAXh h5.y, h5.-x--, h1.-w--; + | SCB1 | min | 38: MINh h4.w, h1, h5; + | | | + 11 | SCT0 | mad | 39: MADr r0.xy,-h4, const.xy--, r1.zw--; + | SCT1 | mov | 41: TXLr h0, r0, const.zzzz, TEX0; + | TEX | txl | 41: TXLr h0, r0, const.zzzz, TEX0; + | SCB0 | mad | 44: MADr r2.xy, h4, const.xy--, r1.zw--; + | SCB1 | add | 43: ADDh*8 h5.z, h5.--y-,-h4.--w-; + | | | + 12 | SCT0/1 | mov | 46: TXLr h3, r2, const.xxxx, TEX0; + | TEX | txl | 46: TXLr h3, r2, const.xxxx, TEX0; + | SCB0/1 | add | 48: ADDh/2 h0, h0, h3; + | | | + 13 | SCT0/1 | mad | 49: ADDh/2 h3, h0, h2; + | SCB0/1 | mul | 50: MOVh h0, h3; + | | | + 14 | SCT0 | set | 51: SLTh h3.x, h3.w---, h5.w---; + | SCT1 | set | 52: SGTh h3.w, h3, h5.---x; + | SCB0 | set | 54: SLThc0 rc, h5.z---, h5; + | SCB1 | add | 53: ADDxc0_s rc, h3.---x, h3; + | | | + 15 | SCT0/1 | mul | 55: MOVh h0(NE0.wwww), h2; + | SCB0/1 | mul | 56: MOVh h0(NE0.xxxx), h1; + +Pass SCT TEX SCB + 1: 0% 100% 25% + 2: 0% 100% 25% + 3: 0% 100% 50% + 4: 0% 100% 50% + 5: 50% 0% 25% + 6: 0% 0% 25% + 7: 100% 0% 25% + 8: 0% 100% 50% + 9: 0% 100% 100% + 10: 0% 100% 50% + 11: 0% 100% 75% + 12: 0% 100% 100% + 13: 100% 0% 100% + 14: 50% 0% 50% + 15: 100% 0% 100% + +MEAN: 26% 60% 56% + +Pass SCT0 SCT1 TEX SCB0 SCB1 + 1: 0% 0% 100% 100% 0% + 2: 0% 0% 100% 100% 0% + 3: 0% 0% 100% 100% 100% + 4: 0% 0% 100% 100% 100% + 5: 100% 100% 0% 100% 0% + 6: 0% 0% 0% 0% 100% + 7: 100% 100% 0% 0% 100% + 8: 0% 0% 100% 100% 100% + 9: 0% 0% 100% 100% 100% + 10: 0% 0% 100% 100% 100% + 11: 0% 0% 100% 100% 100% + 12: 0% 0% 100% 100% 100% + 13: 100% 100% 0% 100% 100% + 14: 100% 100% 0% 100% 100% + 15: 100% 100% 0% 100% 100% + +MEAN: 33% 33% 60% 86% 80% +Fragment Performance Setup: Driver RSX Compiler, GPU RSX, Flags 0x5 +Results 15 cycles, 3 r regs, 800,000,000 pixels/s +============================================================================*/ +#if (FXAA_PS3 == 1) && (FXAA_EARLY_EXIT == 1) +/*--------------------------------------------------------------------------*/ +#pragma regcount 7 +#pragma disablepc all +#pragma option O2 +#pragma option OutColorPrec=fp16 +#pragma texformat default RGBA8 +/*==========================================================================*/ +half4 FxaaPixelShader( + // See FXAA Quality FxaaPixelShader() source for docs on Inputs! + FxaaFloat2 pos, + FxaaFloat4 fxaaConsolePosPos, + FxaaTex tex, + FxaaTex fxaaConsole360TexExpBiasNegOne, + FxaaTex fxaaConsole360TexExpBiasNegTwo, + FxaaFloat2 fxaaQualityRcpFrame, + FxaaFloat4 fxaaConsoleRcpFrameOpt, + FxaaFloat4 fxaaConsoleRcpFrameOpt2, + FxaaFloat4 fxaaConsole360RcpFrameOpt2, + FxaaFloat fxaaQualitySubpix, + FxaaFloat fxaaQualityEdgeThreshold, + FxaaFloat fxaaQualityEdgeThresholdMin, + FxaaFloat fxaaConsoleEdgeSharpness, + FxaaFloat fxaaConsoleEdgeThreshold, + FxaaFloat fxaaConsoleEdgeThresholdMin, + FxaaFloat4 fxaaConsole360ConstDir +) { +/*--------------------------------------------------------------------------*/ +// (1) + half4 rgbyNe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zy, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + half lumaNe = rgbyNe.w + half(1.0/512.0); + #else + half lumaNe = rgbyNe.y + half(1.0/512.0); + #endif +/*--------------------------------------------------------------------------*/ +// (2) + half4 lumaSw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xw, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + half lumaSwNegNe = lumaSw.w - lumaNe; + #else + half lumaSwNegNe = lumaSw.y - lumaNe; + #endif +/*--------------------------------------------------------------------------*/ +// (3) + half4 lumaNw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xy, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + half lumaMaxNwSw = max(lumaNw.w, lumaSw.w); + half lumaMinNwSw = min(lumaNw.w, lumaSw.w); + #else + half lumaMaxNwSw = max(lumaNw.y, lumaSw.y); + half lumaMinNwSw = min(lumaNw.y, lumaSw.y); + #endif +/*--------------------------------------------------------------------------*/ +// (4) + half4 lumaSe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zw, 0, 0)); + #if (FXAA_GREEN_AS_LUMA == 0) + half dirZ = lumaNw.w + lumaSwNegNe; + half dirX = -lumaNw.w + lumaSwNegNe; + #else + half dirZ = lumaNw.y + lumaSwNegNe; + half dirX = -lumaNw.y + lumaSwNegNe; + #endif +/*--------------------------------------------------------------------------*/ +// (5) + half3 dir; + dir.y = 0.0; + #if (FXAA_GREEN_AS_LUMA == 0) + dir.x = lumaSe.w + dirX; + dir.z = -lumaSe.w + dirZ; + half lumaMinNeSe = min(lumaNe, lumaSe.w); + #else + dir.x = lumaSe.y + dirX; + dir.z = -lumaSe.y + dirZ; + half lumaMinNeSe = min(lumaNe, lumaSe.y); + #endif +/*--------------------------------------------------------------------------*/ +// (6) + half4 dir1_pos; + dir1_pos.xy = normalize(dir).xz; + half dirAbsMinTimes8 = min(abs(dir1_pos.x), abs(dir1_pos.y)) * half(FXAA_CONSOLE__PS3_EDGE_SHARPNESS); +/*--------------------------------------------------------------------------*/ +// (7) + half4 dir2_pos; + dir2_pos.xy = clamp(dir1_pos.xy / dirAbsMinTimes8, half(-2.0), half(2.0)); + dir1_pos.zw = pos.xy; + dir2_pos.zw = pos.xy; + #if (FXAA_GREEN_AS_LUMA == 0) + half lumaMaxNeSe = max(lumaNe, lumaSe.w); + #else + half lumaMaxNeSe = max(lumaNe, lumaSe.y); + #endif +/*--------------------------------------------------------------------------*/ +// (8) + half4 temp1N; + temp1N.xy = dir1_pos.zw - dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; + temp1N = h4tex2Dlod(tex, half4(temp1N.xy, 0.0, 0.0)); + half lumaMax = max(lumaMaxNwSw, lumaMaxNeSe); + half lumaMin = min(lumaMinNwSw, lumaMinNeSe); +/*--------------------------------------------------------------------------*/ +// (9) + half4 rgby1; + rgby1.xy = dir1_pos.zw + dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; + rgby1 = h4tex2Dlod(tex, half4(rgby1.xy, 0.0, 0.0)); + rgby1 = (temp1N + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ +// (10) + half4 rgbyM = h4tex2Dlod(tex, half4(pos.xy, 0.0, 0.0)); + #if (FXAA_GREEN_AS_LUMA == 0) + half lumaMaxM = max(lumaMax, rgbyM.w); + half lumaMinM = min(lumaMin, rgbyM.w); + #else + half lumaMaxM = max(lumaMax, rgbyM.y); + half lumaMinM = min(lumaMin, rgbyM.y); + #endif +/*--------------------------------------------------------------------------*/ +// (11) + half4 temp2N; + temp2N.xy = dir2_pos.zw - dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; + temp2N = h4tex2Dlod(tex, half4(temp2N.xy, 0.0, 0.0)); + half4 rgby2; + rgby2.xy = dir2_pos.zw + dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; + half lumaRangeM = (lumaMaxM - lumaMinM) / FXAA_CONSOLE__PS3_EDGE_THRESHOLD; +/*--------------------------------------------------------------------------*/ +// (12) + rgby2 = h4tex2Dlod(tex, half4(rgby2.xy, 0.0, 0.0)); + rgby2 = (temp2N + rgby2) * 0.5; +/*--------------------------------------------------------------------------*/ +// (13) + rgby2 = (rgby2 + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ +// (14) + #if (FXAA_GREEN_AS_LUMA == 0) + bool twoTapLt = rgby2.w < lumaMin; + bool twoTapGt = rgby2.w > lumaMax; + #else + bool twoTapLt = rgby2.y < lumaMin; + bool twoTapGt = rgby2.y > lumaMax; + #endif + bool earlyExit = lumaRangeM < lumaMax; + bool twoTap = twoTapLt || twoTapGt; +/*--------------------------------------------------------------------------*/ +// (15) + if(twoTap) rgby2 = rgby1; + if(earlyExit) rgby2 = rgbyM; +/*--------------------------------------------------------------------------*/ + return rgby2; } +/*==========================================================================*/ +#endif From 85369c29e674e9224bc20885fa881a983a4a7615 Mon Sep 17 00:00:00 2001 From: Dan Bagnell Date: Thu, 13 Apr 2017 14:47:59 -0400 Subject: [PATCH 06/10] Remove unused properties. --- Source/Scene/FXAA.js | 3 --- 1 file changed, 3 deletions(-) diff --git a/Source/Scene/FXAA.js b/Source/Scene/FXAA.js index 1ab0f281d95d..6652e2db6d84 100644 --- a/Source/Scene/FXAA.js +++ b/Source/Scene/FXAA.js @@ -62,9 +62,6 @@ define([ this._clearCommand = clearCommand; this._qualityPreset = 39; - this._qualitySubPix = 0.5; - this._qualityEdgeThreshold = 0.125; - this._qualityEdgeThresholdMin = 0.0833; } function destroyResources(fxaa) { From f4c220868510eb3231a9c46953a5f018202e689f Mon Sep 17 00:00:00 2001 From: Dan Bagnell Date: Thu, 13 Apr 2017 16:38:49 -0400 Subject: [PATCH 07/10] Move FXAA3_11.glsl from ThirdParty to ThirdParty/Shaders. --- Source/ThirdParty/{ => Shaders}/FXAA3_11.glsl | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename Source/ThirdParty/{ => Shaders}/FXAA3_11.glsl (100%) diff --git a/Source/ThirdParty/FXAA3_11.glsl b/Source/ThirdParty/Shaders/FXAA3_11.glsl similarity index 100% rename from Source/ThirdParty/FXAA3_11.glsl rename to Source/ThirdParty/Shaders/FXAA3_11.glsl From 2b3636150ed7a2ab4c15dc3207b0f29e492f0f66 Mon Sep 17 00:00:00 2001 From: Dan Bagnell Date: Thu, 13 Apr 2017 16:50:34 -0400 Subject: [PATCH 08/10] Add shaders in the Source/ThirdParty/Shaders to the build. --- .gitignore | 1 + gulpfile.js | 5 +++-- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/.gitignore b/.gitignore index 56f10b1afd70..7fedcf343505 100644 --- a/.gitignore +++ b/.gitignore @@ -16,6 +16,7 @@ Thumbs.db /Source/Shaders/*.js /Source/Shaders/*/*.js /Source/Shaders/*/*/*.js +/Source/ThirdParty/Shaders/*.js /Specs/SpecList.js diff --git a/gulpfile.js b/gulpfile.js index 45a2f61da48c..13be1624c703 100644 --- a/gulpfile.js +++ b/gulpfile.js @@ -81,6 +81,7 @@ var filesToClean = ['Source/Cesium.js', 'Build', 'Instrumented', 'Source/Shaders/**/*.js', + 'Source/ThirdParty/Shaders/*.js', 'Specs/SpecList.js', 'Apps/Sandcastle/jsHintOptions.js', 'Apps/Sandcastle/gallery/gallery-index.js', @@ -957,7 +958,7 @@ function glslToJavaScript(minify, minifyStateFilePath) { // we still are using from the set, then delete any files remaining in the set. var leftOverJsFiles = {}; - globby.sync(['Source/Shaders/**/*.js']).forEach(function(file) { + globby.sync(['Source/Shaders/**/*.js', 'Source/ThirdParty/Shaders/*.js']).forEach(function(file) { leftOverJsFiles[path.normalize(file)] = true; }); @@ -965,7 +966,7 @@ function glslToJavaScript(minify, minifyStateFilePath) { var builtinConstants = []; var builtinStructs = []; - var glslFiles = globby.sync(['Source/Shaders/**/*.glsl']); + var glslFiles = globby.sync(['Source/Shaders/**/*.glsl', 'Source/ThirdParty/Shaders/*.glsl']); glslFiles.forEach(function(glslFile) { glslFile = path.normalize(glslFile); var baseName = path.basename(glslFile, '.glsl'); From 70066a90f27c6cdb3de37d5da8e7c60bbf5b4fd9 Mon Sep 17 00:00:00 2001 From: Dan Bagnell Date: Thu, 13 Apr 2017 16:54:58 -0400 Subject: [PATCH 09/10] Move modified ThirdParty shader to ThirdParty/Shaders. --- Source/Scene/FXAA.js | 2 +- .../Shaders/PostProcessFilters/FXAA3_11.glsl | 649 ----- Source/ThirdParty/Shaders/FXAA3_11.glsl | 2112 +++-------------- 3 files changed, 347 insertions(+), 2416 deletions(-) delete mode 100644 Source/Shaders/PostProcessFilters/FXAA3_11.glsl diff --git a/Source/Scene/FXAA.js b/Source/Scene/FXAA.js index 6652e2db6d84..abd7631978a1 100644 --- a/Source/Scene/FXAA.js +++ b/Source/Scene/FXAA.js @@ -18,7 +18,7 @@ define([ '../Renderer/TextureMinificationFilter', '../Renderer/TextureWrap', '../Shaders/PostProcessFilters/FXAA', - '../Shaders/PostProcessFilters/FXAA3_11' + '../ThirdParty/Shaders/FXAA3_11' ], function( BoundingRectangle, Cartesian2, diff --git a/Source/Shaders/PostProcessFilters/FXAA3_11.glsl b/Source/Shaders/PostProcessFilters/FXAA3_11.glsl deleted file mode 100644 index 27494b89296c..000000000000 --- a/Source/Shaders/PostProcessFilters/FXAA3_11.glsl +++ /dev/null @@ -1,649 +0,0 @@ -/** - * @license - * Copyright (c) 2014-2015, NVIDIA CORPORATION. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of NVIDIA CORPORATION nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -// NVIDIA GameWorks Graphics Samples GitHub link: https://github.com/NVIDIAGameWorks/GraphicsSamples -// Original FXAA 3.11 shader link: https://github.com/NVIDIAGameWorks/GraphicsSamples/blob/master/samples/es3-kepler/FXAA/FXAA3_11.h -// or: ../../ThirdParty/FXAA3_11.glsl - -// Steps used to integrate into Cesium: -// * The following defines are set: -// #define FXAA_PC 1 -// #define FXAA_WEBGL_1 1 -// #define FXAA_GREEN_AS_LUMA 1 -// #define FXAA_EARLY_EXIT 1 -// #define FXAA_GLSL_120 1 -// * All other preprocessor directives besides the FXAA_QUALITY__P* directives were removed. -// * Double underscores are invalid for preprocessor directives so replace them with a single underscore. Replace -// /FXAA_QUALITY__P(.*)/g with /FXAA_QUALITY__P$1/. -// * There are no implicit conversions from ivec* to vec* so replace: -// #define FxaaInt2 ivec2 -// with -// #define FxaaInt2 vec2 -// * The texture2DLod function is only available in vertex shaders so replace: -// #define FxaaTexTop(t, p) texture2DLod(t, p, 0.0) -// #define FxaaTexOff(t, p, o, r) texture2DLod(t, p + (o * r), 0.0) -// with -// #define FxaaTexTop(t, p) texture2D(t, p) -// #define FxaaTexOff(t, p, o, r) texture2D(t, p + (o * r)) -// * FXAA_QUALITY_PRESET is prepended in the javascript code. We may want to expose that setting in the future. -// * The following parameters to FxaaPixelShader are unused and can be removed: -// fxaaConsolePosPos -// fxaaConsoleRcpFrameOpt -// fxaaConsoleRcpFrameOpt2 -// fxaaConsole360RcpFrameOpt2 -// fxaaConsoleEdgeSharpness -// fxaaConsoleEdgeThreshold -// fxaaConsoleEdgeThresholdMi -// fxaaConsole360ConstDir - -// -// Choose the quality preset. -// This needs to be compiled into the shader as it effects code. -// Best option to include multiple presets is to -// in each shader define the preset, then include this file. -// -// OPTIONS -// ----------------------------------------------------------------------- -// 10 to 15 - default medium dither (10=fastest, 15=highest quality) -// 20 to 29 - less dither, more expensive (20=fastest, 29=highest quality) -// 39 - no dither, very expensive -// -// NOTES -// ----------------------------------------------------------------------- -// 12 = slightly faster then FXAA 3.9 and higher edge quality (default) -// 13 = about same speed as FXAA 3.9 and better than 12 -// 23 = closest to FXAA 3.9 visually and performance wise -// _ = the lowest digit is directly related to performance -// _ = the highest digit is directly related to style -// -//#define FXAA_QUALITY_PRESET 12 - - -#if (FXAA_QUALITY_PRESET == 10) - #define FXAA_QUALITY_PS 3 - #define FXAA_QUALITY_P0 1.5 - #define FXAA_QUALITY_P1 3.0 - #define FXAA_QUALITY_P2 12.0 -#endif -#if (FXAA_QUALITY_PRESET == 11) - #define FXAA_QUALITY_PS 4 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 3.0 - #define FXAA_QUALITY_P3 12.0 -#endif -#if (FXAA_QUALITY_PRESET == 12) - #define FXAA_QUALITY_PS 5 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 2.0 - #define FXAA_QUALITY_P3 4.0 - #define FXAA_QUALITY_P4 12.0 -#endif -#if (FXAA_QUALITY_PRESET == 13) - #define FXAA_QUALITY_PS 6 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 2.0 - #define FXAA_QUALITY_P3 2.0 - #define FXAA_QUALITY_P4 4.0 - #define FXAA_QUALITY_P5 12.0 -#endif -#if (FXAA_QUALITY_PRESET == 14) - #define FXAA_QUALITY_PS 7 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 2.0 - #define FXAA_QUALITY_P3 2.0 - #define FXAA_QUALITY_P4 2.0 - #define FXAA_QUALITY_P5 4.0 - #define FXAA_QUALITY_P6 12.0 -#endif -#if (FXAA_QUALITY_PRESET == 15) - #define FXAA_QUALITY_PS 8 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 2.0 - #define FXAA_QUALITY_P3 2.0 - #define FXAA_QUALITY_P4 2.0 - #define FXAA_QUALITY_P5 2.0 - #define FXAA_QUALITY_P6 4.0 - #define FXAA_QUALITY_P7 12.0 -#endif -#if (FXAA_QUALITY_PRESET == 20) - #define FXAA_QUALITY_PS 3 - #define FXAA_QUALITY_P0 1.5 - #define FXAA_QUALITY_P1 2.0 - #define FXAA_QUALITY_P2 8.0 -#endif -#if (FXAA_QUALITY_PRESET == 21) - #define FXAA_QUALITY_PS 4 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 2.0 - #define FXAA_QUALITY_P3 8.0 -#endif -#if (FXAA_QUALITY_PRESET == 22) - #define FXAA_QUALITY_PS 5 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 2.0 - #define FXAA_QUALITY_P3 2.0 - #define FXAA_QUALITY_P4 8.0 -#endif -#if (FXAA_QUALITY_PRESET == 23) - #define FXAA_QUALITY_PS 6 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 2.0 - #define FXAA_QUALITY_P3 2.0 - #define FXAA_QUALITY_P4 2.0 - #define FXAA_QUALITY_P5 8.0 -#endif -#if (FXAA_QUALITY_PRESET == 24) - #define FXAA_QUALITY_PS 7 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 2.0 - #define FXAA_QUALITY_P3 2.0 - #define FXAA_QUALITY_P4 2.0 - #define FXAA_QUALITY_P5 3.0 - #define FXAA_QUALITY_P6 8.0 -#endif -#if (FXAA_QUALITY_PRESET == 25) - #define FXAA_QUALITY_PS 8 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 2.0 - #define FXAA_QUALITY_P3 2.0 - #define FXAA_QUALITY_P4 2.0 - #define FXAA_QUALITY_P5 2.0 - #define FXAA_QUALITY_P6 4.0 - #define FXAA_QUALITY_P7 8.0 -#endif -#if (FXAA_QUALITY_PRESET == 26) - #define FXAA_QUALITY_PS 9 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 2.0 - #define FXAA_QUALITY_P3 2.0 - #define FXAA_QUALITY_P4 2.0 - #define FXAA_QUALITY_P5 2.0 - #define FXAA_QUALITY_P6 2.0 - #define FXAA_QUALITY_P7 4.0 - #define FXAA_QUALITY_P8 8.0 -#endif -#if (FXAA_QUALITY_PRESET == 27) - #define FXAA_QUALITY_PS 10 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 2.0 - #define FXAA_QUALITY_P3 2.0 - #define FXAA_QUALITY_P4 2.0 - #define FXAA_QUALITY_P5 2.0 - #define FXAA_QUALITY_P6 2.0 - #define FXAA_QUALITY_P7 2.0 - #define FXAA_QUALITY_P8 4.0 - #define FXAA_QUALITY_P9 8.0 -#endif -#if (FXAA_QUALITY_PRESET == 28) - #define FXAA_QUALITY_PS 11 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 2.0 - #define FXAA_QUALITY_P3 2.0 - #define FXAA_QUALITY_P4 2.0 - #define FXAA_QUALITY_P5 2.0 - #define FXAA_QUALITY_P6 2.0 - #define FXAA_QUALITY_P7 2.0 - #define FXAA_QUALITY_P8 2.0 - #define FXAA_QUALITY_P9 4.0 - #define FXAA_QUALITY_P10 8.0 -#endif -#if (FXAA_QUALITY_PRESET == 29) - #define FXAA_QUALITY_PS 12 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.5 - #define FXAA_QUALITY_P2 2.0 - #define FXAA_QUALITY_P3 2.0 - #define FXAA_QUALITY_P4 2.0 - #define FXAA_QUALITY_P5 2.0 - #define FXAA_QUALITY_P6 2.0 - #define FXAA_QUALITY_P7 2.0 - #define FXAA_QUALITY_P8 2.0 - #define FXAA_QUALITY_P9 2.0 - #define FXAA_QUALITY_P10 4.0 - #define FXAA_QUALITY_P11 8.0 -#endif -#if (FXAA_QUALITY_PRESET == 39) - #define FXAA_QUALITY_PS 12 - #define FXAA_QUALITY_P0 1.0 - #define FXAA_QUALITY_P1 1.0 - #define FXAA_QUALITY_P2 1.0 - #define FXAA_QUALITY_P3 1.0 - #define FXAA_QUALITY_P4 1.0 - #define FXAA_QUALITY_P5 1.5 - #define FXAA_QUALITY_P6 2.0 - #define FXAA_QUALITY_P7 2.0 - #define FXAA_QUALITY_P8 2.0 - #define FXAA_QUALITY_P9 2.0 - #define FXAA_QUALITY_P10 4.0 - #define FXAA_QUALITY_P11 8.0 -#endif - -#define FxaaBool bool -#define FxaaFloat float -#define FxaaFloat2 vec2 -#define FxaaFloat3 vec3 -#define FxaaFloat4 vec4 -#define FxaaHalf float -#define FxaaHalf2 vec2 -#define FxaaHalf3 vec3 -#define FxaaHalf4 vec4 -#define FxaaInt2 vec2 -#define FxaaTex sampler2D - -#define FxaaSat(x) clamp(x, 0.0, 1.0) -#define FxaaTexTop(t, p) texture2D(t, p) -#define FxaaTexOff(t, p, o, r) texture2D(t, p + (o * r)) - -FxaaFloat FxaaLuma(FxaaFloat4 rgba) { return rgba.y; } - -FxaaFloat4 FxaaPixelShader( - // - // Use noperspective interpolation here (turn off perspective interpolation). - // {xy} = center of pixel - FxaaFloat2 pos, - // - // Input color texture. - // {rgb_} = color in linear or perceptual color space - // if (FXAA_GREEN_AS_LUMA == 0) - // {___a} = luma in perceptual color space (not linear) - FxaaTex tex, - // - // Only used on FXAA Quality. - // This must be from a constant/uniform. - // {x_} = 1.0/screenWidthInPixels - // {_y} = 1.0/screenHeightInPixels - FxaaFloat2 fxaaQualityRcpFrame, - // - // Only used on FXAA Quality. - // This used to be the FXAA_QUALITY_SUBPIX define. - // It is here now to allow easier tuning. - // Choose the amount of sub-pixel aliasing removal. - // This can effect sharpness. - // 1.00 - upper limit (softer) - // 0.75 - default amount of filtering - // 0.50 - lower limit (sharper, less sub-pixel aliasing removal) - // 0.25 - almost off - // 0.00 - completely off - FxaaFloat fxaaQualitySubpix, - // - // Only used on FXAA Quality. - // This used to be the FXAA_QUALITY_EDGE_THRESHOLD define. - // It is here now to allow easier tuning. - // The minimum amount of local contrast required to apply algorithm. - // 0.333 - too little (faster) - // 0.250 - low quality - // 0.166 - default - // 0.125 - high quality - // 0.063 - overkill (slower) - FxaaFloat fxaaQualityEdgeThreshold, - // - // Only used on FXAA Quality. - // This used to be the FXAA_QUALITY_EDGE_THRESHOLD_MIN define. - // It is here now to allow easier tuning. - // Trims the algorithm from processing darks. - // 0.0833 - upper limit (default, the start of visible unfiltered edges) - // 0.0625 - high quality (faster) - // 0.0312 - visible limit (slower) - // Special notes when using FXAA_GREEN_AS_LUMA, - // Likely want to set this to zero. - // As colors that are mostly not-green - // will appear very dark in the green channel! - // Tune by looking at mostly non-green content, - // then start at zero and increase until aliasing is a problem. - FxaaFloat fxaaQualityEdgeThresholdMin -) { -/*--------------------------------------------------------------------------*/ - FxaaFloat2 posM; - posM.x = pos.x; - posM.y = pos.y; - FxaaFloat4 rgbyM = FxaaTexTop(tex, posM); - #define lumaM rgbyM.y - FxaaFloat lumaS = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0, 1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 0), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaN = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0,-1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 0), fxaaQualityRcpFrame.xy)); -/*--------------------------------------------------------------------------*/ - FxaaFloat maxSM = max(lumaS, lumaM); - FxaaFloat minSM = min(lumaS, lumaM); - FxaaFloat maxESM = max(lumaE, maxSM); - FxaaFloat minESM = min(lumaE, minSM); - FxaaFloat maxWN = max(lumaN, lumaW); - FxaaFloat minWN = min(lumaN, lumaW); - FxaaFloat rangeMax = max(maxWN, maxESM); - FxaaFloat rangeMin = min(minWN, minESM); - FxaaFloat rangeMaxScaled = rangeMax * fxaaQualityEdgeThreshold; - FxaaFloat range = rangeMax - rangeMin; - FxaaFloat rangeMaxClamped = max(fxaaQualityEdgeThresholdMin, rangeMaxScaled); - FxaaBool earlyExit = range < rangeMaxClamped; -/*--------------------------------------------------------------------------*/ - if(earlyExit) - return rgbyM; -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaNW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1,-1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaSE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaNE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1,-1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaSW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 1), fxaaQualityRcpFrame.xy)); -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaNS = lumaN + lumaS; - FxaaFloat lumaWE = lumaW + lumaE; - FxaaFloat subpixRcpRange = 1.0/range; - FxaaFloat subpixNSWE = lumaNS + lumaWE; - FxaaFloat edgeHorz1 = (-2.0 * lumaM) + lumaNS; - FxaaFloat edgeVert1 = (-2.0 * lumaM) + lumaWE; -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaNESE = lumaNE + lumaSE; - FxaaFloat lumaNWNE = lumaNW + lumaNE; - FxaaFloat edgeHorz2 = (-2.0 * lumaE) + lumaNESE; - FxaaFloat edgeVert2 = (-2.0 * lumaN) + lumaNWNE; -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaNWSW = lumaNW + lumaSW; - FxaaFloat lumaSWSE = lumaSW + lumaSE; - FxaaFloat edgeHorz4 = (abs(edgeHorz1) * 2.0) + abs(edgeHorz2); - FxaaFloat edgeVert4 = (abs(edgeVert1) * 2.0) + abs(edgeVert2); - FxaaFloat edgeHorz3 = (-2.0 * lumaW) + lumaNWSW; - FxaaFloat edgeVert3 = (-2.0 * lumaS) + lumaSWSE; - FxaaFloat edgeHorz = abs(edgeHorz3) + edgeHorz4; - FxaaFloat edgeVert = abs(edgeVert3) + edgeVert4; -/*--------------------------------------------------------------------------*/ - FxaaFloat subpixNWSWNESE = lumaNWSW + lumaNESE; - FxaaFloat lengthSign = fxaaQualityRcpFrame.x; - FxaaBool horzSpan = edgeHorz >= edgeVert; - FxaaFloat subpixA = subpixNSWE * 2.0 + subpixNWSWNESE; -/*--------------------------------------------------------------------------*/ - if(!horzSpan) lumaN = lumaW; - if(!horzSpan) lumaS = lumaE; - if(horzSpan) lengthSign = fxaaQualityRcpFrame.y; - FxaaFloat subpixB = (subpixA * (1.0/12.0)) - lumaM; -/*--------------------------------------------------------------------------*/ - FxaaFloat gradientN = lumaN - lumaM; - FxaaFloat gradientS = lumaS - lumaM; - FxaaFloat lumaNN = lumaN + lumaM; - FxaaFloat lumaSS = lumaS + lumaM; - FxaaBool pairN = abs(gradientN) >= abs(gradientS); - FxaaFloat gradient = max(abs(gradientN), abs(gradientS)); - if(pairN) lengthSign = -lengthSign; - FxaaFloat subpixC = FxaaSat(abs(subpixB) * subpixRcpRange); -/*--------------------------------------------------------------------------*/ - FxaaFloat2 posB; - posB.x = posM.x; - posB.y = posM.y; - FxaaFloat2 offNP; - offNP.x = (!horzSpan) ? 0.0 : fxaaQualityRcpFrame.x; - offNP.y = ( horzSpan) ? 0.0 : fxaaQualityRcpFrame.y; - if(!horzSpan) posB.x += lengthSign * 0.5; - if( horzSpan) posB.y += lengthSign * 0.5; -/*--------------------------------------------------------------------------*/ - FxaaFloat2 posN; - posN.x = posB.x - offNP.x * FXAA_QUALITY_P0; - posN.y = posB.y - offNP.y * FXAA_QUALITY_P0; - FxaaFloat2 posP; - posP.x = posB.x + offNP.x * FXAA_QUALITY_P0; - posP.y = posB.y + offNP.y * FXAA_QUALITY_P0; - FxaaFloat subpixD = ((-2.0)*subpixC) + 3.0; - FxaaFloat lumaEndN = FxaaLuma(FxaaTexTop(tex, posN)); - FxaaFloat subpixE = subpixC * subpixC; - FxaaFloat lumaEndP = FxaaLuma(FxaaTexTop(tex, posP)); -/*--------------------------------------------------------------------------*/ - if(!pairN) lumaNN = lumaSS; - FxaaFloat gradientScaled = gradient * 1.0/4.0; - FxaaFloat lumaMM = lumaM - lumaNN * 0.5; - FxaaFloat subpixF = subpixD * subpixE; - FxaaBool lumaMLTZero = lumaMM < 0.0; -/*--------------------------------------------------------------------------*/ - lumaEndN -= lumaNN * 0.5; - lumaEndP -= lumaNN * 0.5; - FxaaBool doneN = abs(lumaEndN) >= gradientScaled; - FxaaBool doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P1; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P1; - FxaaBool doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P1; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P1; -/*--------------------------------------------------------------------------*/ - if(doneNP) { - if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); - if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); - if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; - if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; - doneN = abs(lumaEndN) >= gradientScaled; - doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P2; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P2; - doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P2; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P2; -/*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY_PS > 3) - if(doneNP) { - if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); - if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); - if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; - if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; - doneN = abs(lumaEndN) >= gradientScaled; - doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P3; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P3; - doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P3; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P3; -/*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY_PS > 4) - if(doneNP) { - if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); - if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); - if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; - if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; - doneN = abs(lumaEndN) >= gradientScaled; - doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P4; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P4; - doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P4; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P4; -/*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY_PS > 5) - if(doneNP) { - if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); - if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); - if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; - if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; - doneN = abs(lumaEndN) >= gradientScaled; - doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P5; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P5; - doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P5; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P5; -/*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY_PS > 6) - if(doneNP) { - if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); - if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); - if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; - if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; - doneN = abs(lumaEndN) >= gradientScaled; - doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P6; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P6; - doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P6; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P6; -/*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY_PS > 7) - if(doneNP) { - if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); - if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); - if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; - if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; - doneN = abs(lumaEndN) >= gradientScaled; - doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P7; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P7; - doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P7; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P7; -/*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY_PS > 8) - if(doneNP) { - if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); - if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); - if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; - if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; - doneN = abs(lumaEndN) >= gradientScaled; - doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P8; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P8; - doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P8; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P8; -/*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY_PS > 9) - if(doneNP) { - if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); - if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); - if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; - if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; - doneN = abs(lumaEndN) >= gradientScaled; - doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P9; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P9; - doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P9; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P9; -/*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY_PS > 10) - if(doneNP) { - if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); - if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); - if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; - if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; - doneN = abs(lumaEndN) >= gradientScaled; - doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P10; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P10; - doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P10; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P10; -/*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY_PS > 11) - if(doneNP) { - if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); - if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); - if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; - if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; - doneN = abs(lumaEndN) >= gradientScaled; - doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P11; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P11; - doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P11; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P11; -/*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY_PS > 12) - if(doneNP) { - if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); - if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); - if(!doneN) lumaEndN = lumaEndN - lumaNN * 0.5; - if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; - doneN = abs(lumaEndN) >= gradientScaled; - doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P12; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P12; - doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P12; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P12; -/*--------------------------------------------------------------------------*/ - } - #endif -/*--------------------------------------------------------------------------*/ - } - #endif -/*--------------------------------------------------------------------------*/ - } - #endif -/*--------------------------------------------------------------------------*/ - } - #endif -/*--------------------------------------------------------------------------*/ - } - #endif -/*--------------------------------------------------------------------------*/ - } - #endif -/*--------------------------------------------------------------------------*/ - } - #endif -/*--------------------------------------------------------------------------*/ - } - #endif -/*--------------------------------------------------------------------------*/ - } - #endif -/*--------------------------------------------------------------------------*/ - } - #endif -/*--------------------------------------------------------------------------*/ - } -/*--------------------------------------------------------------------------*/ - FxaaFloat dstN = posM.x - posN.x; - FxaaFloat dstP = posP.x - posM.x; - if(!horzSpan) dstN = posM.y - posN.y; - if(!horzSpan) dstP = posP.y - posM.y; -/*--------------------------------------------------------------------------*/ - FxaaBool goodSpanN = (lumaEndN < 0.0) != lumaMLTZero; - FxaaFloat spanLength = (dstP + dstN); - FxaaBool goodSpanP = (lumaEndP < 0.0) != lumaMLTZero; - FxaaFloat spanLengthRcp = 1.0/spanLength; -/*--------------------------------------------------------------------------*/ - FxaaBool directionN = dstN < dstP; - FxaaFloat dst = min(dstN, dstP); - FxaaBool goodSpan = directionN ? goodSpanN : goodSpanP; - FxaaFloat subpixG = subpixF * subpixF; - FxaaFloat pixelOffset = (dst * (-spanLengthRcp)) + 0.5; - FxaaFloat subpixH = subpixG * fxaaQualitySubpix; -/*--------------------------------------------------------------------------*/ - FxaaFloat pixelOffsetGood = goodSpan ? pixelOffset : 0.0; - FxaaFloat pixelOffsetSubpix = max(pixelOffsetGood, subpixH); - if(!horzSpan) posM.x += pixelOffsetSubpix * lengthSign; - if( horzSpan) posM.y += pixelOffsetSubpix * lengthSign; - return FxaaFloat4(FxaaTexTop(tex, posM).xyz, lumaM); -} diff --git a/Source/ThirdParty/Shaders/FXAA3_11.glsl b/Source/ThirdParty/Shaders/FXAA3_11.glsl index 078e3c85a0cc..3499e14f1cfa 100644 --- a/Source/ThirdParty/Shaders/FXAA3_11.glsl +++ b/Source/ThirdParty/Shaders/FXAA3_11.glsl @@ -1,812 +1,299 @@ +/** + * @license + * Copyright (c) 2014-2015, NVIDIA CORPORATION. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of NVIDIA CORPORATION nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + // NVIDIA GameWorks Graphics Samples GitHub link: https://github.com/NVIDIAGameWorks/GraphicsSamples // Original FXAA 3.11 shader link: https://github.com/NVIDIAGameWorks/GraphicsSamples/blob/master/samples/es3-kepler/FXAA/FXAA3_11.h -//---------------------------------------------------------------------------------- -// File: es3-kepler\FXAA/FXAA3_11.h -// SDK Version: v3.00 -// Email: gameworks@nvidia.com -// Site: http://developer.nvidia.com/ -// -// Copyright (c) 2014-2015, NVIDIA CORPORATION. All rights reserved. -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions -// are met: -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above copyright -// notice, this list of conditions and the following disclaimer in the -// documentation and/or other materials provided with the distribution. -// * Neither the name of NVIDIA CORPORATION nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY -// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR -// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR -// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY -// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -// -//---------------------------------------------------------------------------------- -/*============================================================================ - - - NVIDIA FXAA 3.11 by TIMOTHY LOTTES - ------------------------------------------------------------------------------- - INTEGRATION CHECKLIST ------------------------------------------------------------------------------- -(1.) -In the shader source, setup defines for the desired configuration. -When providing multiple shaders (for different presets), -simply setup the defines differently in multiple files. -Example, - - #define FXAA_PC 1 - #define FXAA_HLSL_5 1 - #define FXAA_QUALITY__PRESET 12 - -Or, - - #define FXAA_360 1 - -Or, - - #define FXAA_PS3 1 - -Etc. - -(2.) -Then include this file, - - #include "Fxaa3_11.h" - -(3.) -Then call the FXAA pixel shader from within your desired shader. -Look at the FXAA Quality FxaaPixelShader() for docs on inputs. -As for FXAA 3.11 all inputs for all shaders are the same -to enable easy porting between platforms. - - return FxaaPixelShader(...); - -(4.) -Insure pass prior to FXAA outputs RGBL (see next section). -Or use, - - #define FXAA_GREEN_AS_LUMA 1 - -(5.) -Setup engine to provide the following constants -which are used in the FxaaPixelShader() inputs, - - FxaaFloat2 fxaaQualityRcpFrame, - FxaaFloat4 fxaaConsoleRcpFrameOpt, - FxaaFloat4 fxaaConsoleRcpFrameOpt2, - FxaaFloat4 fxaaConsole360RcpFrameOpt2, - FxaaFloat fxaaQualitySubpix, - FxaaFloat fxaaQualityEdgeThreshold, - FxaaFloat fxaaQualityEdgeThresholdMin, - FxaaFloat fxaaConsoleEdgeSharpness, - FxaaFloat fxaaConsoleEdgeThreshold, - FxaaFloat fxaaConsoleEdgeThresholdMin, - FxaaFloat4 fxaaConsole360ConstDir - -Look at the FXAA Quality FxaaPixelShader() for docs on inputs. - -(6.) -Have FXAA vertex shader run as a full screen triangle, -and output "pos" and "fxaaConsolePosPos" -such that inputs in the pixel shader provide, - - // {xy} = center of pixel - FxaaFloat2 pos, - - // {xy__} = upper left of pixel - // {__zw} = lower right of pixel - FxaaFloat4 fxaaConsolePosPos, - -(7.) -Insure the texture sampler(s) used by FXAA are set to bilinear filtering. - - ------------------------------------------------------------------------------- - INTEGRATION - RGBL AND COLORSPACE ------------------------------------------------------------------------------- -FXAA3 requires RGBL as input unless the following is set, - - #define FXAA_GREEN_AS_LUMA 1 - -In which case the engine uses green in place of luma, -and requires RGB input is in a non-linear colorspace. - -RGB should be LDR (low dynamic range). -Specifically do FXAA after tonemapping. - -RGB data as returned by a texture fetch can be non-linear, -or linear when FXAA_GREEN_AS_LUMA is not set. -Note an "sRGB format" texture counts as linear, -because the result of a texture fetch is linear data. -Regular "RGBA8" textures in the sRGB colorspace are non-linear. - -If FXAA_GREEN_AS_LUMA is not set, -luma must be stored in the alpha channel prior to running FXAA. -This luma should be in a perceptual space (could be gamma 2.0). -Example pass before FXAA where output is gamma 2.0 encoded, - - color.rgb = ToneMap(color.rgb); // linear color output - color.rgb = sqrt(color.rgb); // gamma 2.0 color output - return color; - -To use FXAA, - - color.rgb = ToneMap(color.rgb); // linear color output - color.rgb = sqrt(color.rgb); // gamma 2.0 color output - color.a = dot(color.rgb, FxaaFloat3(0.299, 0.587, 0.114)); // compute luma - return color; - -Another example where output is linear encoded, -say for instance writing to an sRGB formated render target, -where the render target does the conversion back to sRGB after blending, - - color.rgb = ToneMap(color.rgb); // linear color output - return color; - -To use FXAA, - - color.rgb = ToneMap(color.rgb); // linear color output - color.a = sqrt(dot(color.rgb, FxaaFloat3(0.299, 0.587, 0.114))); // compute luma - return color; - -Getting luma correct is required for the algorithm to work correctly. - - ------------------------------------------------------------------------------- - BEING LINEARLY CORRECT? ------------------------------------------------------------------------------- -Applying FXAA to a framebuffer with linear RGB color will look worse. -This is very counter intuitive, but happends to be true in this case. -The reason is because dithering artifacts will be more visiable -in a linear colorspace. - - ------------------------------------------------------------------------------- - COMPLEX INTEGRATION ------------------------------------------------------------------------------- -Q. What if the engine is blending into RGB before wanting to run FXAA? - -A. In the last opaque pass prior to FXAA, - have the pass write out luma into alpha. - Then blend into RGB only. - FXAA should be able to run ok - assuming the blending pass did not any add aliasing. - This should be the common case for particles and common blending passes. +// Steps used to integrate into Cesium: +// * The following defines are set: +// #define FXAA_PC 1 +// #define FXAA_WEBGL_1 1 +// #define FXAA_GREEN_AS_LUMA 1 +// #define FXAA_EARLY_EXIT 1 +// #define FXAA_GLSL_120 1 +// * All other preprocessor directives besides the FXAA_QUALITY__P* directives were removed. +// * Double underscores are invalid for preprocessor directives so replace them with a single underscore. Replace +// /FXAA_QUALITY__P(.*)/g with /FXAA_QUALITY__P$1/. +// * There are no implicit conversions from ivec* to vec* so replace: +// #define FxaaInt2 ivec2 +// with +// #define FxaaInt2 vec2 +// * The texture2DLod function is only available in vertex shaders so replace: +// #define FxaaTexTop(t, p) texture2DLod(t, p, 0.0) +// #define FxaaTexOff(t, p, o, r) texture2DLod(t, p + (o * r), 0.0) +// with +// #define FxaaTexTop(t, p) texture2D(t, p) +// #define FxaaTexOff(t, p, o, r) texture2D(t, p + (o * r)) +// * FXAA_QUALITY_PRESET is prepended in the javascript code. We may want to expose that setting in the future. +// * The following parameters to FxaaPixelShader are unused and can be removed: +// fxaaConsolePosPos +// fxaaConsoleRcpFrameOpt +// fxaaConsoleRcpFrameOpt2 +// fxaaConsole360RcpFrameOpt2 +// fxaaConsoleEdgeSharpness +// fxaaConsoleEdgeThreshold +// fxaaConsoleEdgeThresholdMi +// fxaaConsole360ConstDir -A. Or use FXAA_GREEN_AS_LUMA. - -============================================================================*/ - -/*============================================================================ - - INTEGRATION KNOBS - -============================================================================*/ // -// FXAA_PS3 and FXAA_360 choose the console algorithm (FXAA3 CONSOLE). -// FXAA_360_OPT is a prototype for the new optimized 360 version. +// Choose the quality preset. +// This needs to be compiled into the shader as it effects code. +// Best option to include multiple presets is to +// in each shader define the preset, then include this file. // -// 1 = Use API. -// 0 = Don't use API. +// OPTIONS +// ----------------------------------------------------------------------- +// 10 to 15 - default medium dither (10=fastest, 15=highest quality) +// 20 to 29 - less dither, more expensive (20=fastest, 29=highest quality) +// 39 - no dither, very expensive // -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_PS3 - #define FXAA_PS3 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_360 - #define FXAA_360 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_360_OPT - #define FXAA_360_OPT 0 -#endif -/*==========================================================================*/ -#ifndef FXAA_PC - // - // FXAA Quality - // The high quality PC algorithm. - // - #define FXAA_PC 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_PC_CONSOLE - // - // The console algorithm for PC is included - // for developers targeting really low spec machines. - // Likely better to just run FXAA_PC, and use a really low preset. - // - #define FXAA_PC_CONSOLE 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_GLSL_120 - #define FXAA_GLSL_120 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_GLSL_130 - #define FXAA_GLSL_130 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_HLSL_3 - #define FXAA_HLSL_3 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_HLSL_4 - #define FXAA_HLSL_4 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_HLSL_5 - #define FXAA_HLSL_5 0 -#endif -/*==========================================================================*/ -#ifndef FXAA_GREEN_AS_LUMA - // - // For those using non-linear color, - // and either not able to get luma in alpha, or not wanting to, - // this enables FXAA to run using green as a proxy for luma. - // So with this enabled, no need to pack luma in alpha. - // - // This will turn off AA on anything which lacks some amount of green. - // Pure red and blue or combination of only R and B, will get no AA. - // - // Might want to lower the settings for both, - // fxaaConsoleEdgeThresholdMin - // fxaaQualityEdgeThresholdMin - // In order to insure AA does not get turned off on colors - // which contain a minor amount of green. - // - // 1 = On. - // 0 = Off. - // - #define FXAA_GREEN_AS_LUMA 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_EARLY_EXIT - // - // Controls algorithm's early exit path. - // On PS3 turning this ON adds 2 cycles to the shader. - // On 360 turning this OFF adds 10ths of a millisecond to the shader. - // Turning this off on console will result in a more blurry image. - // So this defaults to on. - // - // 1 = On. - // 0 = Off. - // - #define FXAA_EARLY_EXIT 1 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_DISCARD - // - // Only valid for PC OpenGL currently. - // Probably will not work when FXAA_GREEN_AS_LUMA = 1. - // - // 1 = Use discard on pixels which don't need AA. - // For APIs which enable concurrent TEX+ROP from same surface. - // 0 = Return unchanged color on pixels which don't need AA. - // - #define FXAA_DISCARD 0 -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_FAST_PIXEL_OFFSET - // - // Used for GLSL 120 only. - // - // 1 = GL API supports fast pixel offsets - // 0 = do not use fast pixel offsets - // - #ifdef GL_EXT_gpu_shader4 - #define FXAA_FAST_PIXEL_OFFSET 1 - #endif - #ifdef GL_NV_gpu_shader5 - #define FXAA_FAST_PIXEL_OFFSET 1 - #endif - #ifdef GL_ARB_gpu_shader5 - #define FXAA_FAST_PIXEL_OFFSET 1 - #endif - #ifndef FXAA_FAST_PIXEL_OFFSET - #define FXAA_FAST_PIXEL_OFFSET 0 - #endif -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_GATHER4_ALPHA - // - // 1 = API supports gather4 on alpha channel. - // 0 = API does not support gather4 on alpha channel. - // - #if (FXAA_HLSL_5 == 1) - #define FXAA_GATHER4_ALPHA 1 - #endif - #ifdef GL_ARB_gpu_shader5 - #define FXAA_GATHER4_ALPHA 1 - #endif - #ifdef GL_NV_gpu_shader5 - #define FXAA_GATHER4_ALPHA 1 - #endif - #ifndef FXAA_GATHER4_ALPHA - #define FXAA_GATHER4_ALPHA 0 - #endif -#endif - -/*============================================================================ - FXAA CONSOLE PS3 - TUNING KNOBS -============================================================================*/ -#ifndef FXAA_CONSOLE__PS3_EDGE_SHARPNESS - // - // Consoles the sharpness of edges on PS3 only. - // Non-PS3 tuning is done with shader input. - // - // Due to the PS3 being ALU bound, - // there are only two safe values here: 4 and 8. - // These options use the shaders ability to a free *|/ by 2|4|8. - // - // 8.0 is sharper - // 4.0 is softer - // 2.0 is really soft (good for vector graphics inputs) - // - #if 1 - #define FXAA_CONSOLE__PS3_EDGE_SHARPNESS 8.0 - #endif - #if 0 - #define FXAA_CONSOLE__PS3_EDGE_SHARPNESS 4.0 - #endif - #if 0 - #define FXAA_CONSOLE__PS3_EDGE_SHARPNESS 2.0 - #endif -#endif -/*--------------------------------------------------------------------------*/ -#ifndef FXAA_CONSOLE__PS3_EDGE_THRESHOLD - // - // Only effects PS3. - // Non-PS3 tuning is done with shader input. - // - // The minimum amount of local contrast required to apply algorithm. - // The console setting has a different mapping than the quality setting. - // - // This only applies when FXAA_EARLY_EXIT is 1. - // - // Due to the PS3 being ALU bound, - // there are only two safe values here: 0.25 and 0.125. - // These options use the shaders ability to a free *|/ by 2|4|8. - // - // 0.125 leaves less aliasing, but is softer - // 0.25 leaves more aliasing, and is sharper - // - #if 1 - #define FXAA_CONSOLE__PS3_EDGE_THRESHOLD 0.125 - #else - #define FXAA_CONSOLE__PS3_EDGE_THRESHOLD 0.25 - #endif -#endif - -/*============================================================================ - FXAA QUALITY - TUNING KNOBS ------------------------------------------------------------------------------- -NOTE the other tuning knobs are now in the shader function inputs! -============================================================================*/ -#ifndef FXAA_QUALITY__PRESET - // - // Choose the quality preset. - // This needs to be compiled into the shader as it effects code. - // Best option to include multiple presets is to - // in each shader define the preset, then include this file. - // - // OPTIONS - // ----------------------------------------------------------------------- - // 10 to 15 - default medium dither (10=fastest, 15=highest quality) - // 20 to 29 - less dither, more expensive (20=fastest, 29=highest quality) - // 39 - no dither, very expensive - // - // NOTES - // ----------------------------------------------------------------------- - // 12 = slightly faster then FXAA 3.9 and higher edge quality (default) - // 13 = about same speed as FXAA 3.9 and better than 12 - // 23 = closest to FXAA 3.9 visually and performance wise - // _ = the lowest digit is directly related to performance - // _ = the highest digit is directly related to style - // - #define FXAA_QUALITY__PRESET 12 -#endif - - -/*============================================================================ - - FXAA QUALITY - PRESETS - -============================================================================*/ - -/*============================================================================ - FXAA QUALITY - MEDIUM DITHER PRESETS -============================================================================*/ -#if (FXAA_QUALITY__PRESET == 10) - #define FXAA_QUALITY__PS 3 - #define FXAA_QUALITY__P0 1.5 - #define FXAA_QUALITY__P1 3.0 - #define FXAA_QUALITY__P2 12.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 11) - #define FXAA_QUALITY__PS 4 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 3.0 - #define FXAA_QUALITY__P3 12.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 12) - #define FXAA_QUALITY__PS 5 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 2.0 - #define FXAA_QUALITY__P3 4.0 - #define FXAA_QUALITY__P4 12.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 13) - #define FXAA_QUALITY__PS 6 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 2.0 - #define FXAA_QUALITY__P3 2.0 - #define FXAA_QUALITY__P4 4.0 - #define FXAA_QUALITY__P5 12.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 14) - #define FXAA_QUALITY__PS 7 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 2.0 - #define FXAA_QUALITY__P3 2.0 - #define FXAA_QUALITY__P4 2.0 - #define FXAA_QUALITY__P5 4.0 - #define FXAA_QUALITY__P6 12.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 15) - #define FXAA_QUALITY__PS 8 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 2.0 - #define FXAA_QUALITY__P3 2.0 - #define FXAA_QUALITY__P4 2.0 - #define FXAA_QUALITY__P5 2.0 - #define FXAA_QUALITY__P6 4.0 - #define FXAA_QUALITY__P7 12.0 -#endif - -/*============================================================================ - FXAA QUALITY - LOW DITHER PRESETS -============================================================================*/ -#if (FXAA_QUALITY__PRESET == 20) - #define FXAA_QUALITY__PS 3 - #define FXAA_QUALITY__P0 1.5 - #define FXAA_QUALITY__P1 2.0 - #define FXAA_QUALITY__P2 8.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 21) - #define FXAA_QUALITY__PS 4 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 2.0 - #define FXAA_QUALITY__P3 8.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 22) - #define FXAA_QUALITY__PS 5 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 2.0 - #define FXAA_QUALITY__P3 2.0 - #define FXAA_QUALITY__P4 8.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 23) - #define FXAA_QUALITY__PS 6 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 2.0 - #define FXAA_QUALITY__P3 2.0 - #define FXAA_QUALITY__P4 2.0 - #define FXAA_QUALITY__P5 8.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 24) - #define FXAA_QUALITY__PS 7 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 2.0 - #define FXAA_QUALITY__P3 2.0 - #define FXAA_QUALITY__P4 2.0 - #define FXAA_QUALITY__P5 3.0 - #define FXAA_QUALITY__P6 8.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 25) - #define FXAA_QUALITY__PS 8 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 2.0 - #define FXAA_QUALITY__P3 2.0 - #define FXAA_QUALITY__P4 2.0 - #define FXAA_QUALITY__P5 2.0 - #define FXAA_QUALITY__P6 4.0 - #define FXAA_QUALITY__P7 8.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 26) - #define FXAA_QUALITY__PS 9 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 2.0 - #define FXAA_QUALITY__P3 2.0 - #define FXAA_QUALITY__P4 2.0 - #define FXAA_QUALITY__P5 2.0 - #define FXAA_QUALITY__P6 2.0 - #define FXAA_QUALITY__P7 4.0 - #define FXAA_QUALITY__P8 8.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 27) - #define FXAA_QUALITY__PS 10 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 2.0 - #define FXAA_QUALITY__P3 2.0 - #define FXAA_QUALITY__P4 2.0 - #define FXAA_QUALITY__P5 2.0 - #define FXAA_QUALITY__P6 2.0 - #define FXAA_QUALITY__P7 2.0 - #define FXAA_QUALITY__P8 4.0 - #define FXAA_QUALITY__P9 8.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 28) - #define FXAA_QUALITY__PS 11 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 2.0 - #define FXAA_QUALITY__P3 2.0 - #define FXAA_QUALITY__P4 2.0 - #define FXAA_QUALITY__P5 2.0 - #define FXAA_QUALITY__P6 2.0 - #define FXAA_QUALITY__P7 2.0 - #define FXAA_QUALITY__P8 2.0 - #define FXAA_QUALITY__P9 4.0 - #define FXAA_QUALITY__P10 8.0 -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_QUALITY__PRESET == 29) - #define FXAA_QUALITY__PS 12 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.5 - #define FXAA_QUALITY__P2 2.0 - #define FXAA_QUALITY__P3 2.0 - #define FXAA_QUALITY__P4 2.0 - #define FXAA_QUALITY__P5 2.0 - #define FXAA_QUALITY__P6 2.0 - #define FXAA_QUALITY__P7 2.0 - #define FXAA_QUALITY__P8 2.0 - #define FXAA_QUALITY__P9 2.0 - #define FXAA_QUALITY__P10 4.0 - #define FXAA_QUALITY__P11 8.0 -#endif - -/*============================================================================ - FXAA QUALITY - EXTREME QUALITY -============================================================================*/ -#if (FXAA_QUALITY__PRESET == 39) - #define FXAA_QUALITY__PS 12 - #define FXAA_QUALITY__P0 1.0 - #define FXAA_QUALITY__P1 1.0 - #define FXAA_QUALITY__P2 1.0 - #define FXAA_QUALITY__P3 1.0 - #define FXAA_QUALITY__P4 1.0 - #define FXAA_QUALITY__P5 1.5 - #define FXAA_QUALITY__P6 2.0 - #define FXAA_QUALITY__P7 2.0 - #define FXAA_QUALITY__P8 2.0 - #define FXAA_QUALITY__P9 2.0 - #define FXAA_QUALITY__P10 4.0 - #define FXAA_QUALITY__P11 8.0 -#endif - - - -/*============================================================================ - - API PORTING - -============================================================================*/ -#if (FXAA_GLSL_120 == 1) || (FXAA_GLSL_130 == 1) - #define FxaaBool bool - #define FxaaDiscard discard - #define FxaaFloat float - #define FxaaFloat2 vec2 - #define FxaaFloat3 vec3 - #define FxaaFloat4 vec4 - #define FxaaHalf float - #define FxaaHalf2 vec2 - #define FxaaHalf3 vec3 - #define FxaaHalf4 vec4 - #define FxaaInt2 ivec2 - #define FxaaSat(x) clamp(x, 0.0, 1.0) - #define FxaaTex sampler2D -#else - #define FxaaBool bool - #define FxaaDiscard clip(-1) - #define FxaaFloat float - #define FxaaFloat2 float2 - #define FxaaFloat3 float3 - #define FxaaFloat4 float4 - #define FxaaHalf half - #define FxaaHalf2 half2 - #define FxaaHalf3 half3 - #define FxaaHalf4 half4 - #define FxaaSat(x) saturate(x) -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_GLSL_120 == 1) - // Requires, - // #version 120 - // And at least, - // #extension GL_EXT_gpu_shader4 : enable - // (or set FXAA_FAST_PIXEL_OFFSET 1 to work like DX9) - #define FxaaTexTop(t, p) texture2DLod(t, p, 0.0) - #if (FXAA_FAST_PIXEL_OFFSET == 1) - #define FxaaTexOff(t, p, o, r) texture2DLodOffset(t, p, 0.0, o) - #else - #define FxaaTexOff(t, p, o, r) texture2DLod(t, p + (o * r), 0.0) - #endif - #if (FXAA_GATHER4_ALPHA == 1) - // use #extension GL_ARB_gpu_shader5 : enable - #define FxaaTexAlpha4(t, p) textureGather(t, p, 3) - #define FxaaTexOffAlpha4(t, p, o) textureGatherOffset(t, p, o, 3) - #define FxaaTexGreen4(t, p) textureGather(t, p, 1) - #define FxaaTexOffGreen4(t, p, o) textureGatherOffset(t, p, o, 1) - #endif -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_GLSL_130 == 1) - // Requires "#version 130" or better - #define FxaaTexTop(t, p) textureLod(t, p, 0.0) - #define FxaaTexOff(t, p, o, r) textureLodOffset(t, p, 0.0, o) - #if (FXAA_GATHER4_ALPHA == 1) - // use #extension GL_ARB_gpu_shader5 : enable - #define FxaaTexAlpha4(t, p) textureGather(t, p, 3) - #define FxaaTexOffAlpha4(t, p, o) textureGatherOffset(t, p, o, 3) - #define FxaaTexGreen4(t, p) textureGather(t, p, 1) - #define FxaaTexOffGreen4(t, p, o) textureGatherOffset(t, p, o, 1) - #endif -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_HLSL_3 == 1) || (FXAA_360 == 1) || (FXAA_PS3 == 1) - #define FxaaInt2 float2 - #define FxaaTex sampler2D - #define FxaaTexTop(t, p) tex2Dlod(t, float4(p, 0.0, 0.0)) - #define FxaaTexOff(t, p, o, r) tex2Dlod(t, float4(p + (o * r), 0, 0)) -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_HLSL_4 == 1) - #define FxaaInt2 int2 - struct FxaaTex { SamplerState smpl; Texture2D tex; }; - #define FxaaTexTop(t, p) t.tex.SampleLevel(t.smpl, p, 0.0) - #define FxaaTexOff(t, p, o, r) t.tex.SampleLevel(t.smpl, p, 0.0, o) -#endif -/*--------------------------------------------------------------------------*/ -#if (FXAA_HLSL_5 == 1) - #define FxaaInt2 int2 - struct FxaaTex { SamplerState smpl; Texture2D tex; }; - #define FxaaTexTop(t, p) t.tex.SampleLevel(t.smpl, p, 0.0) - #define FxaaTexOff(t, p, o, r) t.tex.SampleLevel(t.smpl, p, 0.0, o) - #define FxaaTexAlpha4(t, p) t.tex.GatherAlpha(t.smpl, p) - #define FxaaTexOffAlpha4(t, p, o) t.tex.GatherAlpha(t.smpl, p, o) - #define FxaaTexGreen4(t, p) t.tex.GatherGreen(t.smpl, p) - #define FxaaTexOffGreen4(t, p, o) t.tex.GatherGreen(t.smpl, p, o) -#endif - - -/*============================================================================ - GREEN AS LUMA OPTION SUPPORT FUNCTION -============================================================================*/ -#if (FXAA_GREEN_AS_LUMA == 0) - FxaaFloat FxaaLuma(FxaaFloat4 rgba) { return rgba.w; } -#else - FxaaFloat FxaaLuma(FxaaFloat4 rgba) { return rgba.y; } -#endif - - - - -/*============================================================================ - - FXAA3 QUALITY - PC +// NOTES +// ----------------------------------------------------------------------- +// 12 = slightly faster then FXAA 3.9 and higher edge quality (default) +// 13 = about same speed as FXAA 3.9 and better than 12 +// 23 = closest to FXAA 3.9 visually and performance wise +// _ = the lowest digit is directly related to performance +// _ = the highest digit is directly related to style +// +//#define FXAA_QUALITY_PRESET 12 + + +#if (FXAA_QUALITY_PRESET == 10) + #define FXAA_QUALITY_PS 3 + #define FXAA_QUALITY_P0 1.5 + #define FXAA_QUALITY_P1 3.0 + #define FXAA_QUALITY_P2 12.0 +#endif +#if (FXAA_QUALITY_PRESET == 11) + #define FXAA_QUALITY_PS 4 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 3.0 + #define FXAA_QUALITY_P3 12.0 +#endif +#if (FXAA_QUALITY_PRESET == 12) + #define FXAA_QUALITY_PS 5 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 4.0 + #define FXAA_QUALITY_P4 12.0 +#endif +#if (FXAA_QUALITY_PRESET == 13) + #define FXAA_QUALITY_PS 6 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 4.0 + #define FXAA_QUALITY_P5 12.0 +#endif +#if (FXAA_QUALITY_PRESET == 14) + #define FXAA_QUALITY_PS 7 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 4.0 + #define FXAA_QUALITY_P6 12.0 +#endif +#if (FXAA_QUALITY_PRESET == 15) + #define FXAA_QUALITY_PS 8 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 2.0 + #define FXAA_QUALITY_P6 4.0 + #define FXAA_QUALITY_P7 12.0 +#endif +#if (FXAA_QUALITY_PRESET == 20) + #define FXAA_QUALITY_PS 3 + #define FXAA_QUALITY_P0 1.5 + #define FXAA_QUALITY_P1 2.0 + #define FXAA_QUALITY_P2 8.0 +#endif +#if (FXAA_QUALITY_PRESET == 21) + #define FXAA_QUALITY_PS 4 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 8.0 +#endif +#if (FXAA_QUALITY_PRESET == 22) + #define FXAA_QUALITY_PS 5 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 8.0 +#endif +#if (FXAA_QUALITY_PRESET == 23) + #define FXAA_QUALITY_PS 6 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 8.0 +#endif +#if (FXAA_QUALITY_PRESET == 24) + #define FXAA_QUALITY_PS 7 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 3.0 + #define FXAA_QUALITY_P6 8.0 +#endif +#if (FXAA_QUALITY_PRESET == 25) + #define FXAA_QUALITY_PS 8 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 2.0 + #define FXAA_QUALITY_P6 4.0 + #define FXAA_QUALITY_P7 8.0 +#endif +#if (FXAA_QUALITY_PRESET == 26) + #define FXAA_QUALITY_PS 9 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 2.0 + #define FXAA_QUALITY_P6 2.0 + #define FXAA_QUALITY_P7 4.0 + #define FXAA_QUALITY_P8 8.0 +#endif +#if (FXAA_QUALITY_PRESET == 27) + #define FXAA_QUALITY_PS 10 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 2.0 + #define FXAA_QUALITY_P6 2.0 + #define FXAA_QUALITY_P7 2.0 + #define FXAA_QUALITY_P8 4.0 + #define FXAA_QUALITY_P9 8.0 +#endif +#if (FXAA_QUALITY_PRESET == 28) + #define FXAA_QUALITY_PS 11 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 2.0 + #define FXAA_QUALITY_P6 2.0 + #define FXAA_QUALITY_P7 2.0 + #define FXAA_QUALITY_P8 2.0 + #define FXAA_QUALITY_P9 4.0 + #define FXAA_QUALITY_P10 8.0 +#endif +#if (FXAA_QUALITY_PRESET == 29) + #define FXAA_QUALITY_PS 12 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.5 + #define FXAA_QUALITY_P2 2.0 + #define FXAA_QUALITY_P3 2.0 + #define FXAA_QUALITY_P4 2.0 + #define FXAA_QUALITY_P5 2.0 + #define FXAA_QUALITY_P6 2.0 + #define FXAA_QUALITY_P7 2.0 + #define FXAA_QUALITY_P8 2.0 + #define FXAA_QUALITY_P9 2.0 + #define FXAA_QUALITY_P10 4.0 + #define FXAA_QUALITY_P11 8.0 +#endif +#if (FXAA_QUALITY_PRESET == 39) + #define FXAA_QUALITY_PS 12 + #define FXAA_QUALITY_P0 1.0 + #define FXAA_QUALITY_P1 1.0 + #define FXAA_QUALITY_P2 1.0 + #define FXAA_QUALITY_P3 1.0 + #define FXAA_QUALITY_P4 1.0 + #define FXAA_QUALITY_P5 1.5 + #define FXAA_QUALITY_P6 2.0 + #define FXAA_QUALITY_P7 2.0 + #define FXAA_QUALITY_P8 2.0 + #define FXAA_QUALITY_P9 2.0 + #define FXAA_QUALITY_P10 4.0 + #define FXAA_QUALITY_P11 8.0 +#endif + +#define FxaaBool bool +#define FxaaFloat float +#define FxaaFloat2 vec2 +#define FxaaFloat3 vec3 +#define FxaaFloat4 vec4 +#define FxaaHalf float +#define FxaaHalf2 vec2 +#define FxaaHalf3 vec3 +#define FxaaHalf4 vec4 +#define FxaaInt2 vec2 +#define FxaaTex sampler2D + +#define FxaaSat(x) clamp(x, 0.0, 1.0) +#define FxaaTexTop(t, p) texture2D(t, p) +#define FxaaTexOff(t, p, o, r) texture2D(t, p + (o * r)) + +FxaaFloat FxaaLuma(FxaaFloat4 rgba) { return rgba.y; } -============================================================================*/ -#if (FXAA_PC == 1) -/*--------------------------------------------------------------------------*/ FxaaFloat4 FxaaPixelShader( // // Use noperspective interpolation here (turn off perspective interpolation). // {xy} = center of pixel FxaaFloat2 pos, // - // Used only for FXAA Console, and not used on the 360 version. - // Use noperspective interpolation here (turn off perspective interpolation). - // {xy__} = upper left of pixel - // {__zw} = lower right of pixel - FxaaFloat4 fxaaConsolePosPos, - // // Input color texture. // {rgb_} = color in linear or perceptual color space // if (FXAA_GREEN_AS_LUMA == 0) // {___a} = luma in perceptual color space (not linear) FxaaTex tex, // - // Only used on the optimized 360 version of FXAA Console. - // For everything but 360, just use the same input here as for "tex". - // For 360, same texture, just alias with a 2nd sampler. - // This sampler needs to have an exponent bias of -1. - FxaaTex fxaaConsole360TexExpBiasNegOne, - // - // Only used on the optimized 360 version of FXAA Console. - // For everything but 360, just use the same input here as for "tex". - // For 360, same texture, just alias with a 3nd sampler. - // This sampler needs to have an exponent bias of -2. - FxaaTex fxaaConsole360TexExpBiasNegTwo, - // // Only used on FXAA Quality. // This must be from a constant/uniform. // {x_} = 1.0/screenWidthInPixels // {_y} = 1.0/screenHeightInPixels FxaaFloat2 fxaaQualityRcpFrame, // - // Only used on FXAA Console. - // This must be from a constant/uniform. - // This effects sub-pixel AA quality and inversely sharpness. - // Where N ranges between, - // N = 0.50 (default) - // N = 0.33 (sharper) - // {x___} = -N/screenWidthInPixels - // {_y__} = -N/screenHeightInPixels - // {__z_} = N/screenWidthInPixels - // {___w} = N/screenHeightInPixels - FxaaFloat4 fxaaConsoleRcpFrameOpt, - // - // Only used on FXAA Console. - // Not used on 360, but used on PS3 and PC. - // This must be from a constant/uniform. - // {x___} = -2.0/screenWidthInPixels - // {_y__} = -2.0/screenHeightInPixels - // {__z_} = 2.0/screenWidthInPixels - // {___w} = 2.0/screenHeightInPixels - FxaaFloat4 fxaaConsoleRcpFrameOpt2, - // - // Only used on FXAA Console. - // Only used on 360 in place of fxaaConsoleRcpFrameOpt2. - // This must be from a constant/uniform. - // {x___} = 8.0/screenWidthInPixels - // {_y__} = 8.0/screenHeightInPixels - // {__z_} = -4.0/screenWidthInPixels - // {___w} = -4.0/screenHeightInPixels - FxaaFloat4 fxaaConsole360RcpFrameOpt2, - // // Only used on FXAA Quality. - // This used to be the FXAA_QUALITY__SUBPIX define. + // This used to be the FXAA_QUALITY_SUBPIX define. // It is here now to allow easier tuning. // Choose the amount of sub-pixel aliasing removal. // This can effect sharpness. @@ -818,7 +305,7 @@ FxaaFloat4 FxaaPixelShader( FxaaFloat fxaaQualitySubpix, // // Only used on FXAA Quality. - // This used to be the FXAA_QUALITY__EDGE_THRESHOLD define. + // This used to be the FXAA_QUALITY_EDGE_THRESHOLD define. // It is here now to allow easier tuning. // The minimum amount of local contrast required to apply algorithm. // 0.333 - too little (faster) @@ -829,7 +316,7 @@ FxaaFloat4 FxaaPixelShader( FxaaFloat fxaaQualityEdgeThreshold, // // Only used on FXAA Quality. - // This used to be the FXAA_QUALITY__EDGE_THRESHOLD_MIN define. + // This used to be the FXAA_QUALITY_EDGE_THRESHOLD_MIN define. // It is here now to allow easier tuning. // Trims the algorithm from processing darks. // 0.0833 - upper limit (default, the start of visible unfiltered edges) @@ -841,103 +328,18 @@ FxaaFloat4 FxaaPixelShader( // will appear very dark in the green channel! // Tune by looking at mostly non-green content, // then start at zero and increase until aliasing is a problem. - FxaaFloat fxaaQualityEdgeThresholdMin, - // - // Only used on FXAA Console. - // This used to be the FXAA_CONSOLE__EDGE_SHARPNESS define. - // It is here now to allow easier tuning. - // This does not effect PS3, as this needs to be compiled in. - // Use FXAA_CONSOLE__PS3_EDGE_SHARPNESS for PS3. - // Due to the PS3 being ALU bound, - // there are only three safe values here: 2 and 4 and 8. - // These options use the shaders ability to a free *|/ by 2|4|8. - // For all other platforms can be a non-power of two. - // 8.0 is sharper (default!!!) - // 4.0 is softer - // 2.0 is really soft (good only for vector graphics inputs) - FxaaFloat fxaaConsoleEdgeSharpness, - // - // Only used on FXAA Console. - // This used to be the FXAA_CONSOLE__EDGE_THRESHOLD define. - // It is here now to allow easier tuning. - // This does not effect PS3, as this needs to be compiled in. - // Use FXAA_CONSOLE__PS3_EDGE_THRESHOLD for PS3. - // Due to the PS3 being ALU bound, - // there are only two safe values here: 1/4 and 1/8. - // These options use the shaders ability to a free *|/ by 2|4|8. - // The console setting has a different mapping than the quality setting. - // Other platforms can use other values. - // 0.125 leaves less aliasing, but is softer (default!!!) - // 0.25 leaves more aliasing, and is sharper - FxaaFloat fxaaConsoleEdgeThreshold, - // - // Only used on FXAA Console. - // This used to be the FXAA_CONSOLE__EDGE_THRESHOLD_MIN define. - // It is here now to allow easier tuning. - // Trims the algorithm from processing darks. - // The console setting has a different mapping than the quality setting. - // This only applies when FXAA_EARLY_EXIT is 1. - // This does not apply to PS3, - // PS3 was simplified to avoid more shader instructions. - // 0.06 - faster but more aliasing in darks - // 0.05 - default - // 0.04 - slower and less aliasing in darks - // Special notes when using FXAA_GREEN_AS_LUMA, - // Likely want to set this to zero. - // As colors that are mostly not-green - // will appear very dark in the green channel! - // Tune by looking at mostly non-green content, - // then start at zero and increase until aliasing is a problem. - FxaaFloat fxaaConsoleEdgeThresholdMin, - // - // Extra constants for 360 FXAA Console only. - // Use zeros or anything else for other platforms. - // These must be in physical constant registers and NOT immedates. - // Immedates will result in compiler un-optimizing. - // {xyzw} = float4(1.0, -1.0, 0.25, -0.25) - FxaaFloat4 fxaaConsole360ConstDir + FxaaFloat fxaaQualityEdgeThresholdMin ) { /*--------------------------------------------------------------------------*/ FxaaFloat2 posM; posM.x = pos.x; posM.y = pos.y; - #if (FXAA_GATHER4_ALPHA == 1) - #if (FXAA_DISCARD == 0) - FxaaFloat4 rgbyM = FxaaTexTop(tex, posM); - #if (FXAA_GREEN_AS_LUMA == 0) - #define lumaM rgbyM.w - #else - #define lumaM rgbyM.y - #endif - #endif - #if (FXAA_GREEN_AS_LUMA == 0) - FxaaFloat4 luma4A = FxaaTexAlpha4(tex, posM); - FxaaFloat4 luma4B = FxaaTexOffAlpha4(tex, posM, FxaaInt2(-1, -1)); - #else - FxaaFloat4 luma4A = FxaaTexGreen4(tex, posM); - FxaaFloat4 luma4B = FxaaTexOffGreen4(tex, posM, FxaaInt2(-1, -1)); - #endif - #if (FXAA_DISCARD == 1) - #define lumaM luma4A.w - #endif - #define lumaE luma4A.z - #define lumaS luma4A.x - #define lumaSE luma4A.y - #define lumaNW luma4B.w - #define lumaN luma4B.z - #define lumaW luma4B.x - #else - FxaaFloat4 rgbyM = FxaaTexTop(tex, posM); - #if (FXAA_GREEN_AS_LUMA == 0) - #define lumaM rgbyM.w - #else - #define lumaM rgbyM.y - #endif - FxaaFloat lumaS = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0, 1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 0), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaN = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0,-1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 0), fxaaQualityRcpFrame.xy)); - #endif + FxaaFloat4 rgbyM = FxaaTexTop(tex, posM); + #define lumaM rgbyM.y + FxaaFloat lumaS = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0, 1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 0), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaN = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 0,-1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 0), fxaaQualityRcpFrame.xy)); /*--------------------------------------------------------------------------*/ FxaaFloat maxSM = max(lumaS, lumaM); FxaaFloat minSM = min(lumaS, lumaM); @@ -953,21 +355,12 @@ FxaaFloat4 FxaaPixelShader( FxaaBool earlyExit = range < rangeMaxClamped; /*--------------------------------------------------------------------------*/ if(earlyExit) - #if (FXAA_DISCARD == 1) - FxaaDiscard; - #else - return rgbyM; - #endif + return rgbyM; /*--------------------------------------------------------------------------*/ - #if (FXAA_GATHER4_ALPHA == 0) - FxaaFloat lumaNW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1,-1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaSE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaNE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1,-1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaSW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 1), fxaaQualityRcpFrame.xy)); - #else - FxaaFloat lumaNE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(1, -1), fxaaQualityRcpFrame.xy)); - FxaaFloat lumaSW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 1), fxaaQualityRcpFrame.xy)); - #endif + FxaaFloat lumaNW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1,-1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaSE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1, 1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaNE = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2( 1,-1), fxaaQualityRcpFrame.xy)); + FxaaFloat lumaSW = FxaaLuma(FxaaTexOff(tex, posM, FxaaInt2(-1, 1), fxaaQualityRcpFrame.xy)); /*--------------------------------------------------------------------------*/ FxaaFloat lumaNS = lumaN + lumaS; FxaaFloat lumaWE = lumaW + lumaE; @@ -1019,11 +412,11 @@ FxaaFloat4 FxaaPixelShader( if( horzSpan) posB.y += lengthSign * 0.5; /*--------------------------------------------------------------------------*/ FxaaFloat2 posN; - posN.x = posB.x - offNP.x * FXAA_QUALITY__P0; - posN.y = posB.y - offNP.y * FXAA_QUALITY__P0; + posN.x = posB.x - offNP.x * FXAA_QUALITY_P0; + posN.y = posB.y - offNP.y * FXAA_QUALITY_P0; FxaaFloat2 posP; - posP.x = posB.x + offNP.x * FXAA_QUALITY__P0; - posP.y = posB.y + offNP.y * FXAA_QUALITY__P0; + posP.x = posB.x + offNP.x * FXAA_QUALITY_P0; + posP.y = posB.y + offNP.y * FXAA_QUALITY_P0; FxaaFloat subpixD = ((-2.0)*subpixC) + 3.0; FxaaFloat lumaEndN = FxaaLuma(FxaaTexTop(tex, posN)); FxaaFloat subpixE = subpixC * subpixC; @@ -1039,11 +432,11 @@ FxaaFloat4 FxaaPixelShader( lumaEndP -= lumaNN * 0.5; FxaaBool doneN = abs(lumaEndN) >= gradientScaled; FxaaBool doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P1; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P1; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P1; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P1; FxaaBool doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P1; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P1; + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P1; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P1; /*--------------------------------------------------------------------------*/ if(doneNP) { if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); @@ -1052,13 +445,13 @@ FxaaFloat4 FxaaPixelShader( if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; doneN = abs(lumaEndN) >= gradientScaled; doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P2; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P2; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P2; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P2; doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P2; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P2; + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P2; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P2; /*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY__PS > 3) + #if (FXAA_QUALITY_PS > 3) if(doneNP) { if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); @@ -1066,13 +459,13 @@ FxaaFloat4 FxaaPixelShader( if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; doneN = abs(lumaEndN) >= gradientScaled; doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P3; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P3; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P3; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P3; doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P3; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P3; + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P3; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P3; /*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY__PS > 4) + #if (FXAA_QUALITY_PS > 4) if(doneNP) { if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); @@ -1080,13 +473,13 @@ FxaaFloat4 FxaaPixelShader( if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; doneN = abs(lumaEndN) >= gradientScaled; doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P4; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P4; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P4; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P4; doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P4; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P4; + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P4; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P4; /*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY__PS > 5) + #if (FXAA_QUALITY_PS > 5) if(doneNP) { if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); @@ -1094,13 +487,13 @@ FxaaFloat4 FxaaPixelShader( if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; doneN = abs(lumaEndN) >= gradientScaled; doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P5; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P5; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P5; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P5; doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P5; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P5; + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P5; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P5; /*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY__PS > 6) + #if (FXAA_QUALITY_PS > 6) if(doneNP) { if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); @@ -1108,13 +501,13 @@ FxaaFloat4 FxaaPixelShader( if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; doneN = abs(lumaEndN) >= gradientScaled; doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P6; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P6; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P6; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P6; doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P6; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P6; + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P6; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P6; /*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY__PS > 7) + #if (FXAA_QUALITY_PS > 7) if(doneNP) { if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); @@ -1122,13 +515,13 @@ FxaaFloat4 FxaaPixelShader( if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; doneN = abs(lumaEndN) >= gradientScaled; doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P7; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P7; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P7; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P7; doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P7; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P7; + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P7; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P7; /*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY__PS > 8) + #if (FXAA_QUALITY_PS > 8) if(doneNP) { if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); @@ -1136,13 +529,13 @@ FxaaFloat4 FxaaPixelShader( if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; doneN = abs(lumaEndN) >= gradientScaled; doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P8; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P8; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P8; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P8; doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P8; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P8; + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P8; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P8; /*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY__PS > 9) + #if (FXAA_QUALITY_PS > 9) if(doneNP) { if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); @@ -1150,13 +543,13 @@ FxaaFloat4 FxaaPixelShader( if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; doneN = abs(lumaEndN) >= gradientScaled; doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P9; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P9; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P9; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P9; doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P9; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P9; + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P9; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P9; /*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY__PS > 10) + #if (FXAA_QUALITY_PS > 10) if(doneNP) { if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); @@ -1164,13 +557,13 @@ FxaaFloat4 FxaaPixelShader( if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; doneN = abs(lumaEndN) >= gradientScaled; doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P10; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P10; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P10; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P10; doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P10; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P10; + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P10; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P10; /*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY__PS > 11) + #if (FXAA_QUALITY_PS > 11) if(doneNP) { if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); @@ -1178,13 +571,13 @@ FxaaFloat4 FxaaPixelShader( if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; doneN = abs(lumaEndN) >= gradientScaled; doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P11; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P11; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P11; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P11; doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P11; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P11; + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P11; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P11; /*--------------------------------------------------------------------------*/ - #if (FXAA_QUALITY__PS > 12) + #if (FXAA_QUALITY_PS > 12) if(doneNP) { if(!doneN) lumaEndN = FxaaLuma(FxaaTexTop(tex, posN.xy)); if(!doneP) lumaEndP = FxaaLuma(FxaaTexTop(tex, posP.xy)); @@ -1192,11 +585,11 @@ FxaaFloat4 FxaaPixelShader( if(!doneP) lumaEndP = lumaEndP - lumaNN * 0.5; doneN = abs(lumaEndN) >= gradientScaled; doneP = abs(lumaEndP) >= gradientScaled; - if(!doneN) posN.x -= offNP.x * FXAA_QUALITY__P12; - if(!doneN) posN.y -= offNP.y * FXAA_QUALITY__P12; + if(!doneN) posN.x -= offNP.x * FXAA_QUALITY_P12; + if(!doneN) posN.y -= offNP.y * FXAA_QUALITY_P12; doneNP = (!doneN) || (!doneP); - if(!doneP) posP.x += offNP.x * FXAA_QUALITY__P12; - if(!doneP) posP.y += offNP.y * FXAA_QUALITY__P12; + if(!doneP) posP.x += offNP.x * FXAA_QUALITY_P12; + if(!doneP) posP.y += offNP.y * FXAA_QUALITY_P12; /*--------------------------------------------------------------------------*/ } #endif @@ -1251,818 +644,5 @@ FxaaFloat4 FxaaPixelShader( FxaaFloat pixelOffsetSubpix = max(pixelOffsetGood, subpixH); if(!horzSpan) posM.x += pixelOffsetSubpix * lengthSign; if( horzSpan) posM.y += pixelOffsetSubpix * lengthSign; - #if (FXAA_DISCARD == 1) - return FxaaTexTop(tex, posM); - #else - return FxaaFloat4(FxaaTexTop(tex, posM).xyz, lumaM); - #endif + return FxaaFloat4(FxaaTexTop(tex, posM).xyz, lumaM); } -/*==========================================================================*/ -#endif - - - - -/*============================================================================ - - FXAA3 CONSOLE - PC VERSION - ------------------------------------------------------------------------------- -Instead of using this on PC, I'd suggest just using FXAA Quality with - #define FXAA_QUALITY__PRESET 10 -Or - #define FXAA_QUALITY__PRESET 20 -Either are higher qualilty and almost as fast as this on modern PC GPUs. -============================================================================*/ -#if (FXAA_PC_CONSOLE == 1) -/*--------------------------------------------------------------------------*/ -FxaaFloat4 FxaaPixelShader( - // See FXAA Quality FxaaPixelShader() source for docs on Inputs! - FxaaFloat2 pos, - FxaaFloat4 fxaaConsolePosPos, - FxaaTex tex, - FxaaTex fxaaConsole360TexExpBiasNegOne, - FxaaTex fxaaConsole360TexExpBiasNegTwo, - FxaaFloat2 fxaaQualityRcpFrame, - FxaaFloat4 fxaaConsoleRcpFrameOpt, - FxaaFloat4 fxaaConsoleRcpFrameOpt2, - FxaaFloat4 fxaaConsole360RcpFrameOpt2, - FxaaFloat fxaaQualitySubpix, - FxaaFloat fxaaQualityEdgeThreshold, - FxaaFloat fxaaQualityEdgeThresholdMin, - FxaaFloat fxaaConsoleEdgeSharpness, - FxaaFloat fxaaConsoleEdgeThreshold, - FxaaFloat fxaaConsoleEdgeThresholdMin, - FxaaFloat4 fxaaConsole360ConstDir -) { -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaNw = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.xy)); - FxaaFloat lumaSw = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.xw)); - FxaaFloat lumaNe = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.zy)); - FxaaFloat lumaSe = FxaaLuma(FxaaTexTop(tex, fxaaConsolePosPos.zw)); -/*--------------------------------------------------------------------------*/ - FxaaFloat4 rgbyM = FxaaTexTop(tex, pos.xy); - #if (FXAA_GREEN_AS_LUMA == 0) - FxaaFloat lumaM = rgbyM.w; - #else - FxaaFloat lumaM = rgbyM.y; - #endif -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaMaxNwSw = max(lumaNw, lumaSw); - lumaNe += 1.0/384.0; - FxaaFloat lumaMinNwSw = min(lumaNw, lumaSw); -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaMaxNeSe = max(lumaNe, lumaSe); - FxaaFloat lumaMinNeSe = min(lumaNe, lumaSe); -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaMax = max(lumaMaxNeSe, lumaMaxNwSw); - FxaaFloat lumaMin = min(lumaMinNeSe, lumaMinNwSw); -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaMaxScaled = lumaMax * fxaaConsoleEdgeThreshold; -/*--------------------------------------------------------------------------*/ - FxaaFloat lumaMinM = min(lumaMin, lumaM); - FxaaFloat lumaMaxScaledClamped = max(fxaaConsoleEdgeThresholdMin, lumaMaxScaled); - FxaaFloat lumaMaxM = max(lumaMax, lumaM); - FxaaFloat dirSwMinusNe = lumaSw - lumaNe; - FxaaFloat lumaMaxSubMinM = lumaMaxM - lumaMinM; - FxaaFloat dirSeMinusNw = lumaSe - lumaNw; - if(lumaMaxSubMinM < lumaMaxScaledClamped) return rgbyM; -/*--------------------------------------------------------------------------*/ - FxaaFloat2 dir; - dir.x = dirSwMinusNe + dirSeMinusNw; - dir.y = dirSwMinusNe - dirSeMinusNw; -/*--------------------------------------------------------------------------*/ - FxaaFloat2 dir1 = normalize(dir.xy); - FxaaFloat4 rgbyN1 = FxaaTexTop(tex, pos.xy - dir1 * fxaaConsoleRcpFrameOpt.zw); - FxaaFloat4 rgbyP1 = FxaaTexTop(tex, pos.xy + dir1 * fxaaConsoleRcpFrameOpt.zw); -/*--------------------------------------------------------------------------*/ - FxaaFloat dirAbsMinTimesC = min(abs(dir1.x), abs(dir1.y)) * fxaaConsoleEdgeSharpness; - FxaaFloat2 dir2 = clamp(dir1.xy / dirAbsMinTimesC, -2.0, 2.0); -/*--------------------------------------------------------------------------*/ - FxaaFloat4 rgbyN2 = FxaaTexTop(tex, pos.xy - dir2 * fxaaConsoleRcpFrameOpt2.zw); - FxaaFloat4 rgbyP2 = FxaaTexTop(tex, pos.xy + dir2 * fxaaConsoleRcpFrameOpt2.zw); -/*--------------------------------------------------------------------------*/ - FxaaFloat4 rgbyA = rgbyN1 + rgbyP1; - FxaaFloat4 rgbyB = ((rgbyN2 + rgbyP2) * 0.25) + (rgbyA * 0.25); -/*--------------------------------------------------------------------------*/ - #if (FXAA_GREEN_AS_LUMA == 0) - FxaaBool twoTap = (rgbyB.w < lumaMin) || (rgbyB.w > lumaMax); - #else - FxaaBool twoTap = (rgbyB.y < lumaMin) || (rgbyB.y > lumaMax); - #endif - if(twoTap) rgbyB.xyz = rgbyA.xyz * 0.5; - return rgbyB; } -/*==========================================================================*/ -#endif - - - -/*============================================================================ - - FXAA3 CONSOLE - 360 PIXEL SHADER - ------------------------------------------------------------------------------- -This optimized version thanks to suggestions from Andy Luedke. -Should be fully tex bound in all cases. -As of the FXAA 3.11 release, I have still not tested this code, -however I fixed a bug which was in both FXAA 3.9 and FXAA 3.10. -And note this is replacing the old unoptimized version. -If it does not work, please let me know so I can fix it. -============================================================================*/ -#if (FXAA_360 == 1) -/*--------------------------------------------------------------------------*/ -[reduceTempRegUsage(4)] -float4 FxaaPixelShader( - // See FXAA Quality FxaaPixelShader() source for docs on Inputs! - FxaaFloat2 pos, - FxaaFloat4 fxaaConsolePosPos, - FxaaTex tex, - FxaaTex fxaaConsole360TexExpBiasNegOne, - FxaaTex fxaaConsole360TexExpBiasNegTwo, - FxaaFloat2 fxaaQualityRcpFrame, - FxaaFloat4 fxaaConsoleRcpFrameOpt, - FxaaFloat4 fxaaConsoleRcpFrameOpt2, - FxaaFloat4 fxaaConsole360RcpFrameOpt2, - FxaaFloat fxaaQualitySubpix, - FxaaFloat fxaaQualityEdgeThreshold, - FxaaFloat fxaaQualityEdgeThresholdMin, - FxaaFloat fxaaConsoleEdgeSharpness, - FxaaFloat fxaaConsoleEdgeThreshold, - FxaaFloat fxaaConsoleEdgeThresholdMin, - FxaaFloat4 fxaaConsole360ConstDir -) { -/*--------------------------------------------------------------------------*/ - float4 lumaNwNeSwSe; - #if (FXAA_GREEN_AS_LUMA == 0) - asm { - tfetch2D lumaNwNeSwSe.w___, tex, pos.xy, OffsetX = -0.5, OffsetY = -0.5, UseComputedLOD=false - tfetch2D lumaNwNeSwSe._w__, tex, pos.xy, OffsetX = 0.5, OffsetY = -0.5, UseComputedLOD=false - tfetch2D lumaNwNeSwSe.__w_, tex, pos.xy, OffsetX = -0.5, OffsetY = 0.5, UseComputedLOD=false - tfetch2D lumaNwNeSwSe.___w, tex, pos.xy, OffsetX = 0.5, OffsetY = 0.5, UseComputedLOD=false - }; - #else - asm { - tfetch2D lumaNwNeSwSe.y___, tex, pos.xy, OffsetX = -0.5, OffsetY = -0.5, UseComputedLOD=false - tfetch2D lumaNwNeSwSe._y__, tex, pos.xy, OffsetX = 0.5, OffsetY = -0.5, UseComputedLOD=false - tfetch2D lumaNwNeSwSe.__y_, tex, pos.xy, OffsetX = -0.5, OffsetY = 0.5, UseComputedLOD=false - tfetch2D lumaNwNeSwSe.___y, tex, pos.xy, OffsetX = 0.5, OffsetY = 0.5, UseComputedLOD=false - }; - #endif -/*--------------------------------------------------------------------------*/ - lumaNwNeSwSe.y += 1.0/384.0; - float2 lumaMinTemp = min(lumaNwNeSwSe.xy, lumaNwNeSwSe.zw); - float2 lumaMaxTemp = max(lumaNwNeSwSe.xy, lumaNwNeSwSe.zw); - float lumaMin = min(lumaMinTemp.x, lumaMinTemp.y); - float lumaMax = max(lumaMaxTemp.x, lumaMaxTemp.y); -/*--------------------------------------------------------------------------*/ - float4 rgbyM = tex2Dlod(tex, float4(pos.xy, 0.0, 0.0)); - #if (FXAA_GREEN_AS_LUMA == 0) - float lumaMinM = min(lumaMin, rgbyM.w); - float lumaMaxM = max(lumaMax, rgbyM.w); - #else - float lumaMinM = min(lumaMin, rgbyM.y); - float lumaMaxM = max(lumaMax, rgbyM.y); - #endif - if((lumaMaxM - lumaMinM) < max(fxaaConsoleEdgeThresholdMin, lumaMax * fxaaConsoleEdgeThreshold)) return rgbyM; -/*--------------------------------------------------------------------------*/ - float2 dir; - dir.x = dot(lumaNwNeSwSe, fxaaConsole360ConstDir.yyxx); - dir.y = dot(lumaNwNeSwSe, fxaaConsole360ConstDir.xyxy); - dir = normalize(dir); -/*--------------------------------------------------------------------------*/ - float4 dir1 = dir.xyxy * fxaaConsoleRcpFrameOpt.xyzw; -/*--------------------------------------------------------------------------*/ - float4 dir2; - float dirAbsMinTimesC = min(abs(dir.x), abs(dir.y)) * fxaaConsoleEdgeSharpness; - dir2 = saturate(fxaaConsole360ConstDir.zzww * dir.xyxy / dirAbsMinTimesC + 0.5); - dir2 = dir2 * fxaaConsole360RcpFrameOpt2.xyxy + fxaaConsole360RcpFrameOpt2.zwzw; -/*--------------------------------------------------------------------------*/ - float4 rgbyN1 = tex2Dlod(fxaaConsole360TexExpBiasNegOne, float4(pos.xy + dir1.xy, 0.0, 0.0)); - float4 rgbyP1 = tex2Dlod(fxaaConsole360TexExpBiasNegOne, float4(pos.xy + dir1.zw, 0.0, 0.0)); - float4 rgbyN2 = tex2Dlod(fxaaConsole360TexExpBiasNegTwo, float4(pos.xy + dir2.xy, 0.0, 0.0)); - float4 rgbyP2 = tex2Dlod(fxaaConsole360TexExpBiasNegTwo, float4(pos.xy + dir2.zw, 0.0, 0.0)); -/*--------------------------------------------------------------------------*/ - float4 rgbyA = rgbyN1 + rgbyP1; - float4 rgbyB = rgbyN2 + rgbyP2 + rgbyA * 0.5; -/*--------------------------------------------------------------------------*/ - float4 rgbyR = ((FxaaLuma(rgbyB) - lumaMax) > 0.0) ? rgbyA : rgbyB; - rgbyR = ((FxaaLuma(rgbyB) - lumaMin) > 0.0) ? rgbyR : rgbyA; - return rgbyR; } -/*==========================================================================*/ -#endif - - - -/*============================================================================ - - FXAA3 CONSOLE - OPTIMIZED PS3 PIXEL SHADER (NO EARLY EXIT) - -============================================================================== -The code below does not exactly match the assembly. -I have a feeling that 12 cycles is possible, but was not able to get there. -Might have to increase register count to get full performance. -Note this shader does not use perspective interpolation. - -Use the following cgc options, - - --fenable-bx2 --fastmath --fastprecision --nofloatbindings - ------------------------------------------------------------------------------- - NVSHADERPERF OUTPUT ------------------------------------------------------------------------------- -For reference and to aid in debug, output of NVShaderPerf should match this, - -Shader to schedule: - 0: texpkb h0.w(TRUE), v5.zyxx, #0 - 2: addh h2.z(TRUE), h0.w, constant(0.001953, 0.000000, 0.000000, 0.000000).x - 4: texpkb h0.w(TRUE), v5.xwxx, #0 - 6: addh h0.z(TRUE), -h2, h0.w - 7: texpkb h1.w(TRUE), v5, #0 - 9: addh h0.x(TRUE), h0.z, -h1.w - 10: addh h3.w(TRUE), h0.z, h1 - 11: texpkb h2.w(TRUE), v5.zwzz, #0 - 13: addh h0.z(TRUE), h3.w, -h2.w - 14: addh h0.x(TRUE), h2.w, h0 - 15: nrmh h1.xz(TRUE), h0_n - 16: minh_m8 h0.x(TRUE), |h1|, |h1.z| - 17: maxh h4.w(TRUE), h0, h1 - 18: divx h2.xy(TRUE), h1_n.xzzw, h0_n - 19: movr r1.zw(TRUE), v4.xxxy - 20: madr r2.xz(TRUE), -h1, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zzww, r1.zzww - 22: minh h5.w(TRUE), h0, h1 - 23: texpkb h0(TRUE), r2.xzxx, #0 - 25: madr r0.zw(TRUE), h1.xzxz, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w), r1 - 27: maxh h4.x(TRUE), h2.z, h2.w - 28: texpkb h1(TRUE), r0.zwzz, #0 - 30: addh_d2 h1(TRUE), h0, h1 - 31: madr r0.xy(TRUE), -h2, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz - 33: texpkb h0(TRUE), r0, #0 - 35: minh h4.z(TRUE), h2, h2.w - 36: fenct TRUE - 37: madr r1.xy(TRUE), h2, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz - 39: texpkb h2(TRUE), r1, #0 - 41: addh_d2 h0(TRUE), h0, h2 - 42: maxh h2.w(TRUE), h4, h4.x - 43: minh h2.x(TRUE), h5.w, h4.z - 44: addh_d2 h0(TRUE), h0, h1 - 45: slth h2.x(TRUE), h0.w, h2 - 46: sgth h2.w(TRUE), h0, h2 - 47: movh h0(TRUE), h0 - 48: addx.c0 rc(TRUE), h2, h2.w - 49: movh h0(c0.NE.x), h1 - -IPU0 ------ Simplified schedule: -------- -Pass | Unit | uOp | PC: Op ------+--------+------+------------------------- - 1 | SCT0/1 | mov | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; - | TEX | txl | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; - | SCB1 | add | 2: ADDh h2.z, h0.--w-, const.--x-; - | | | - 2 | SCT0/1 | mov | 4: TXLr h0.w, g[TEX1].xwxx, const.xxxx, TEX0; - | TEX | txl | 4: TXLr h0.w, g[TEX1].xwxx, const.xxxx, TEX0; - | SCB1 | add | 6: ADDh h0.z,-h2, h0.--w-; - | | | - 3 | SCT0/1 | mov | 7: TXLr h1.w, g[TEX1], const.xxxx, TEX0; - | TEX | txl | 7: TXLr h1.w, g[TEX1], const.xxxx, TEX0; - | SCB0 | add | 9: ADDh h0.x, h0.z---,-h1.w---; - | SCB1 | add | 10: ADDh h3.w, h0.---z, h1; - | | | - 4 | SCT0/1 | mov | 11: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; - | TEX | txl | 11: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; - | SCB0 | add | 14: ADDh h0.x, h2.w---, h0; - | SCB1 | add | 13: ADDh h0.z, h3.--w-,-h2.--w-; - | | | - 5 | SCT1 | mov | 15: NRMh h1.xz, h0; - | SRB | nrm | 15: NRMh h1.xz, h0; - | SCB0 | min | 16: MINh*8 h0.x, |h1|, |h1.z---|; - | SCB1 | max | 17: MAXh h4.w, h0, h1; - | | | - 6 | SCT0 | div | 18: DIVx h2.xy, h1.xz--, h0; - | SCT1 | mov | 19: MOVr r1.zw, g[TEX0].--xy; - | SCB0 | mad | 20: MADr r2.xz,-h1, const.z-w-, r1.z-w-; - | SCB1 | min | 22: MINh h5.w, h0, h1; - | | | - 7 | SCT0/1 | mov | 23: TXLr h0, r2.xzxx, const.xxxx, TEX0; - | TEX | txl | 23: TXLr h0, r2.xzxx, const.xxxx, TEX0; - | SCB0 | max | 27: MAXh h4.x, h2.z---, h2.w---; - | SCB1 | mad | 25: MADr r0.zw, h1.--xz, const, r1; - | | | - 8 | SCT0/1 | mov | 28: TXLr h1, r0.zwzz, const.xxxx, TEX0; - | TEX | txl | 28: TXLr h1, r0.zwzz, const.xxxx, TEX0; - | SCB0/1 | add | 30: ADDh/2 h1, h0, h1; - | | | - 9 | SCT0 | mad | 31: MADr r0.xy,-h2, const.xy--, r1.zw--; - | SCT1 | mov | 33: TXLr h0, r0, const.zzzz, TEX0; - | TEX | txl | 33: TXLr h0, r0, const.zzzz, TEX0; - | SCB1 | min | 35: MINh h4.z, h2, h2.--w-; - | | | - 10 | SCT0 | mad | 37: MADr r1.xy, h2, const.xy--, r1.zw--; - | SCT1 | mov | 39: TXLr h2, r1, const.zzzz, TEX0; - | TEX | txl | 39: TXLr h2, r1, const.zzzz, TEX0; - | SCB0/1 | add | 41: ADDh/2 h0, h0, h2; - | | | - 11 | SCT0 | min | 43: MINh h2.x, h5.w---, h4.z---; - | SCT1 | max | 42: MAXh h2.w, h4, h4.---x; - | SCB0/1 | add | 44: ADDh/2 h0, h0, h1; - | | | - 12 | SCT0 | set | 45: SLTh h2.x, h0.w---, h2; - | SCT1 | set | 46: SGTh h2.w, h0, h2; - | SCB0/1 | mul | 47: MOVh h0, h0; - | | | - 13 | SCT0 | mad | 48: ADDxc0_s rc, h2, h2.w---; - | SCB0/1 | mul | 49: MOVh h0(NE0.xxxx), h1; - -Pass SCT TEX SCB - 1: 0% 100% 25% - 2: 0% 100% 25% - 3: 0% 100% 50% - 4: 0% 100% 50% - 5: 0% 0% 50% - 6: 100% 0% 75% - 7: 0% 100% 75% - 8: 0% 100% 100% - 9: 0% 100% 25% - 10: 0% 100% 100% - 11: 50% 0% 100% - 12: 50% 0% 100% - 13: 25% 0% 100% - -MEAN: 17% 61% 67% - -Pass SCT0 SCT1 TEX SCB0 SCB1 - 1: 0% 0% 100% 0% 100% - 2: 0% 0% 100% 0% 100% - 3: 0% 0% 100% 100% 100% - 4: 0% 0% 100% 100% 100% - 5: 0% 0% 0% 100% 100% - 6: 100% 100% 0% 100% 100% - 7: 0% 0% 100% 100% 100% - 8: 0% 0% 100% 100% 100% - 9: 0% 0% 100% 0% 100% - 10: 0% 0% 100% 100% 100% - 11: 100% 100% 0% 100% 100% - 12: 100% 100% 0% 100% 100% - 13: 100% 0% 0% 100% 100% - -MEAN: 30% 23% 61% 76% 100% -Fragment Performance Setup: Driver RSX Compiler, GPU RSX, Flags 0x5 -Results 13 cycles, 3 r regs, 923,076,923 pixels/s -============================================================================*/ -#if (FXAA_PS3 == 1) && (FXAA_EARLY_EXIT == 0) -/*--------------------------------------------------------------------------*/ -#pragma regcount 7 -#pragma disablepc all -#pragma option O3 -#pragma option OutColorPrec=fp16 -#pragma texformat default RGBA8 -/*==========================================================================*/ -half4 FxaaPixelShader( - // See FXAA Quality FxaaPixelShader() source for docs on Inputs! - FxaaFloat2 pos, - FxaaFloat4 fxaaConsolePosPos, - FxaaTex tex, - FxaaTex fxaaConsole360TexExpBiasNegOne, - FxaaTex fxaaConsole360TexExpBiasNegTwo, - FxaaFloat2 fxaaQualityRcpFrame, - FxaaFloat4 fxaaConsoleRcpFrameOpt, - FxaaFloat4 fxaaConsoleRcpFrameOpt2, - FxaaFloat4 fxaaConsole360RcpFrameOpt2, - FxaaFloat fxaaQualitySubpix, - FxaaFloat fxaaQualityEdgeThreshold, - FxaaFloat fxaaQualityEdgeThresholdMin, - FxaaFloat fxaaConsoleEdgeSharpness, - FxaaFloat fxaaConsoleEdgeThreshold, - FxaaFloat fxaaConsoleEdgeThresholdMin, - FxaaFloat4 fxaaConsole360ConstDir -) { -/*--------------------------------------------------------------------------*/ -// (1) - half4 dir; - half4 lumaNe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zy, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - lumaNe.w += half(1.0/512.0); - dir.x = -lumaNe.w; - dir.z = -lumaNe.w; - #else - lumaNe.y += half(1.0/512.0); - dir.x = -lumaNe.y; - dir.z = -lumaNe.y; - #endif -/*--------------------------------------------------------------------------*/ -// (2) - half4 lumaSw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xw, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - dir.x += lumaSw.w; - dir.z += lumaSw.w; - #else - dir.x += lumaSw.y; - dir.z += lumaSw.y; - #endif -/*--------------------------------------------------------------------------*/ -// (3) - half4 lumaNw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xy, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - dir.x -= lumaNw.w; - dir.z += lumaNw.w; - #else - dir.x -= lumaNw.y; - dir.z += lumaNw.y; - #endif -/*--------------------------------------------------------------------------*/ -// (4) - half4 lumaSe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zw, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - dir.x += lumaSe.w; - dir.z -= lumaSe.w; - #else - dir.x += lumaSe.y; - dir.z -= lumaSe.y; - #endif -/*--------------------------------------------------------------------------*/ -// (5) - half4 dir1_pos; - dir1_pos.xy = normalize(dir.xyz).xz; - half dirAbsMinTimesC = min(abs(dir1_pos.x), abs(dir1_pos.y)) * half(FXAA_CONSOLE__PS3_EDGE_SHARPNESS); -/*--------------------------------------------------------------------------*/ -// (6) - half4 dir2_pos; - dir2_pos.xy = clamp(dir1_pos.xy / dirAbsMinTimesC, half(-2.0), half(2.0)); - dir1_pos.zw = pos.xy; - dir2_pos.zw = pos.xy; - half4 temp1N; - temp1N.xy = dir1_pos.zw - dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; -/*--------------------------------------------------------------------------*/ -// (7) - temp1N = h4tex2Dlod(tex, half4(temp1N.xy, 0.0, 0.0)); - half4 rgby1; - rgby1.xy = dir1_pos.zw + dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; -/*--------------------------------------------------------------------------*/ -// (8) - rgby1 = h4tex2Dlod(tex, half4(rgby1.xy, 0.0, 0.0)); - rgby1 = (temp1N + rgby1) * 0.5; -/*--------------------------------------------------------------------------*/ -// (9) - half4 temp2N; - temp2N.xy = dir2_pos.zw - dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; - temp2N = h4tex2Dlod(tex, half4(temp2N.xy, 0.0, 0.0)); -/*--------------------------------------------------------------------------*/ -// (10) - half4 rgby2; - rgby2.xy = dir2_pos.zw + dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; - rgby2 = h4tex2Dlod(tex, half4(rgby2.xy, 0.0, 0.0)); - rgby2 = (temp2N + rgby2) * 0.5; -/*--------------------------------------------------------------------------*/ -// (11) - // compilier moves these scalar ops up to other cycles - #if (FXAA_GREEN_AS_LUMA == 0) - half lumaMin = min(min(lumaNw.w, lumaSw.w), min(lumaNe.w, lumaSe.w)); - half lumaMax = max(max(lumaNw.w, lumaSw.w), max(lumaNe.w, lumaSe.w)); - #else - half lumaMin = min(min(lumaNw.y, lumaSw.y), min(lumaNe.y, lumaSe.y)); - half lumaMax = max(max(lumaNw.y, lumaSw.y), max(lumaNe.y, lumaSe.y)); - #endif - rgby2 = (rgby2 + rgby1) * 0.5; -/*--------------------------------------------------------------------------*/ -// (12) - #if (FXAA_GREEN_AS_LUMA == 0) - bool twoTapLt = rgby2.w < lumaMin; - bool twoTapGt = rgby2.w > lumaMax; - #else - bool twoTapLt = rgby2.y < lumaMin; - bool twoTapGt = rgby2.y > lumaMax; - #endif -/*--------------------------------------------------------------------------*/ -// (13) - if(twoTapLt || twoTapGt) rgby2 = rgby1; -/*--------------------------------------------------------------------------*/ - return rgby2; } -/*==========================================================================*/ -#endif - - - -/*============================================================================ - - FXAA3 CONSOLE - OPTIMIZED PS3 PIXEL SHADER (WITH EARLY EXIT) - -============================================================================== -The code mostly matches the assembly. -I have a feeling that 14 cycles is possible, but was not able to get there. -Might have to increase register count to get full performance. -Note this shader does not use perspective interpolation. - -Use the following cgc options, - - --fenable-bx2 --fastmath --fastprecision --nofloatbindings - -Use of FXAA_GREEN_AS_LUMA currently adds a cycle (16 clks). -Will look at fixing this for FXAA 3.12. ------------------------------------------------------------------------------- - NVSHADERPERF OUTPUT ------------------------------------------------------------------------------- -For reference and to aid in debug, output of NVShaderPerf should match this, - -Shader to schedule: - 0: texpkb h0.w(TRUE), v5.zyxx, #0 - 2: addh h2.y(TRUE), h0.w, constant(0.001953, 0.000000, 0.000000, 0.000000).x - 4: texpkb h1.w(TRUE), v5.xwxx, #0 - 6: addh h0.x(TRUE), h1.w, -h2.y - 7: texpkb h2.w(TRUE), v5.zwzz, #0 - 9: minh h4.w(TRUE), h2.y, h2 - 10: maxh h5.x(TRUE), h2.y, h2.w - 11: texpkb h0.w(TRUE), v5, #0 - 13: addh h3.w(TRUE), -h0, h0.x - 14: addh h0.x(TRUE), h0.w, h0 - 15: addh h0.z(TRUE), -h2.w, h0.x - 16: addh h0.x(TRUE), h2.w, h3.w - 17: minh h5.y(TRUE), h0.w, h1.w - 18: nrmh h2.xz(TRUE), h0_n - 19: minh_m8 h2.w(TRUE), |h2.x|, |h2.z| - 20: divx h4.xy(TRUE), h2_n.xzzw, h2_n.w - 21: movr r1.zw(TRUE), v4.xxxy - 22: maxh h2.w(TRUE), h0, h1 - 23: fenct TRUE - 24: madr r0.xy(TRUE), -h2.xzzw, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zwzz, r1.zwzz - 26: texpkb h0(TRUE), r0, #0 - 28: maxh h5.x(TRUE), h2.w, h5 - 29: minh h5.w(TRUE), h5.y, h4 - 30: madr r1.xy(TRUE), h2.xzzw, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zwzz, r1.zwzz - 32: texpkb h2(TRUE), r1, #0 - 34: addh_d2 h2(TRUE), h0, h2 - 35: texpkb h1(TRUE), v4, #0 - 37: maxh h5.y(TRUE), h5.x, h1.w - 38: minh h4.w(TRUE), h1, h5 - 39: madr r0.xy(TRUE), -h4, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz - 41: texpkb h0(TRUE), r0, #0 - 43: addh_m8 h5.z(TRUE), h5.y, -h4.w - 44: madr r2.xy(TRUE), h4, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz - 46: texpkb h3(TRUE), r2, #0 - 48: addh_d2 h0(TRUE), h0, h3 - 49: addh_d2 h3(TRUE), h0, h2 - 50: movh h0(TRUE), h3 - 51: slth h3.x(TRUE), h3.w, h5.w - 52: sgth h3.w(TRUE), h3, h5.x - 53: addx.c0 rc(TRUE), h3.x, h3 - 54: slth.c0 rc(TRUE), h5.z, h5 - 55: movh h0(c0.NE.w), h2 - 56: movh h0(c0.NE.x), h1 - -IPU0 ------ Simplified schedule: -------- -Pass | Unit | uOp | PC: Op ------+--------+------+------------------------- - 1 | SCT0/1 | mov | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; - | TEX | txl | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; - | SCB0 | add | 2: ADDh h2.y, h0.-w--, const.-x--; - | | | - 2 | SCT0/1 | mov | 4: TXLr h1.w, g[TEX1].xwxx, const.xxxx, TEX0; - | TEX | txl | 4: TXLr h1.w, g[TEX1].xwxx, const.xxxx, TEX0; - | SCB0 | add | 6: ADDh h0.x, h1.w---,-h2.y---; - | | | - 3 | SCT0/1 | mov | 7: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; - | TEX | txl | 7: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; - | SCB0 | max | 10: MAXh h5.x, h2.y---, h2.w---; - | SCB1 | min | 9: MINh h4.w, h2.---y, h2; - | | | - 4 | SCT0/1 | mov | 11: TXLr h0.w, g[TEX1], const.xxxx, TEX0; - | TEX | txl | 11: TXLr h0.w, g[TEX1], const.xxxx, TEX0; - | SCB0 | add | 14: ADDh h0.x, h0.w---, h0; - | SCB1 | add | 13: ADDh h3.w,-h0, h0.---x; - | | | - 5 | SCT0 | mad | 16: ADDh h0.x, h2.w---, h3.w---; - | SCT1 | mad | 15: ADDh h0.z,-h2.--w-, h0.--x-; - | SCB0 | min | 17: MINh h5.y, h0.-w--, h1.-w--; - | | | - 6 | SCT1 | mov | 18: NRMh h2.xz, h0; - | SRB | nrm | 18: NRMh h2.xz, h0; - | SCB1 | min | 19: MINh*8 h2.w, |h2.---x|, |h2.---z|; - | | | - 7 | SCT0 | div | 20: DIVx h4.xy, h2.xz--, h2.ww--; - | SCT1 | mov | 21: MOVr r1.zw, g[TEX0].--xy; - | SCB1 | max | 22: MAXh h2.w, h0, h1; - | | | - 8 | SCT0 | mad | 24: MADr r0.xy,-h2.xz--, const.zw--, r1.zw--; - | SCT1 | mov | 26: TXLr h0, r0, const.xxxx, TEX0; - | TEX | txl | 26: TXLr h0, r0, const.xxxx, TEX0; - | SCB0 | max | 28: MAXh h5.x, h2.w---, h5; - | SCB1 | min | 29: MINh h5.w, h5.---y, h4; - | | | - 9 | SCT0 | mad | 30: MADr r1.xy, h2.xz--, const.zw--, r1.zw--; - | SCT1 | mov | 32: TXLr h2, r1, const.xxxx, TEX0; - | TEX | txl | 32: TXLr h2, r1, const.xxxx, TEX0; - | SCB0/1 | add | 34: ADDh/2 h2, h0, h2; - | | | - 10 | SCT0/1 | mov | 35: TXLr h1, g[TEX0], const.xxxx, TEX0; - | TEX | txl | 35: TXLr h1, g[TEX0], const.xxxx, TEX0; - | SCB0 | max | 37: MAXh h5.y, h5.-x--, h1.-w--; - | SCB1 | min | 38: MINh h4.w, h1, h5; - | | | - 11 | SCT0 | mad | 39: MADr r0.xy,-h4, const.xy--, r1.zw--; - | SCT1 | mov | 41: TXLr h0, r0, const.zzzz, TEX0; - | TEX | txl | 41: TXLr h0, r0, const.zzzz, TEX0; - | SCB0 | mad | 44: MADr r2.xy, h4, const.xy--, r1.zw--; - | SCB1 | add | 43: ADDh*8 h5.z, h5.--y-,-h4.--w-; - | | | - 12 | SCT0/1 | mov | 46: TXLr h3, r2, const.xxxx, TEX0; - | TEX | txl | 46: TXLr h3, r2, const.xxxx, TEX0; - | SCB0/1 | add | 48: ADDh/2 h0, h0, h3; - | | | - 13 | SCT0/1 | mad | 49: ADDh/2 h3, h0, h2; - | SCB0/1 | mul | 50: MOVh h0, h3; - | | | - 14 | SCT0 | set | 51: SLTh h3.x, h3.w---, h5.w---; - | SCT1 | set | 52: SGTh h3.w, h3, h5.---x; - | SCB0 | set | 54: SLThc0 rc, h5.z---, h5; - | SCB1 | add | 53: ADDxc0_s rc, h3.---x, h3; - | | | - 15 | SCT0/1 | mul | 55: MOVh h0(NE0.wwww), h2; - | SCB0/1 | mul | 56: MOVh h0(NE0.xxxx), h1; - -Pass SCT TEX SCB - 1: 0% 100% 25% - 2: 0% 100% 25% - 3: 0% 100% 50% - 4: 0% 100% 50% - 5: 50% 0% 25% - 6: 0% 0% 25% - 7: 100% 0% 25% - 8: 0% 100% 50% - 9: 0% 100% 100% - 10: 0% 100% 50% - 11: 0% 100% 75% - 12: 0% 100% 100% - 13: 100% 0% 100% - 14: 50% 0% 50% - 15: 100% 0% 100% - -MEAN: 26% 60% 56% - -Pass SCT0 SCT1 TEX SCB0 SCB1 - 1: 0% 0% 100% 100% 0% - 2: 0% 0% 100% 100% 0% - 3: 0% 0% 100% 100% 100% - 4: 0% 0% 100% 100% 100% - 5: 100% 100% 0% 100% 0% - 6: 0% 0% 0% 0% 100% - 7: 100% 100% 0% 0% 100% - 8: 0% 0% 100% 100% 100% - 9: 0% 0% 100% 100% 100% - 10: 0% 0% 100% 100% 100% - 11: 0% 0% 100% 100% 100% - 12: 0% 0% 100% 100% 100% - 13: 100% 100% 0% 100% 100% - 14: 100% 100% 0% 100% 100% - 15: 100% 100% 0% 100% 100% - -MEAN: 33% 33% 60% 86% 80% -Fragment Performance Setup: Driver RSX Compiler, GPU RSX, Flags 0x5 -Results 15 cycles, 3 r regs, 800,000,000 pixels/s -============================================================================*/ -#if (FXAA_PS3 == 1) && (FXAA_EARLY_EXIT == 1) -/*--------------------------------------------------------------------------*/ -#pragma regcount 7 -#pragma disablepc all -#pragma option O2 -#pragma option OutColorPrec=fp16 -#pragma texformat default RGBA8 -/*==========================================================================*/ -half4 FxaaPixelShader( - // See FXAA Quality FxaaPixelShader() source for docs on Inputs! - FxaaFloat2 pos, - FxaaFloat4 fxaaConsolePosPos, - FxaaTex tex, - FxaaTex fxaaConsole360TexExpBiasNegOne, - FxaaTex fxaaConsole360TexExpBiasNegTwo, - FxaaFloat2 fxaaQualityRcpFrame, - FxaaFloat4 fxaaConsoleRcpFrameOpt, - FxaaFloat4 fxaaConsoleRcpFrameOpt2, - FxaaFloat4 fxaaConsole360RcpFrameOpt2, - FxaaFloat fxaaQualitySubpix, - FxaaFloat fxaaQualityEdgeThreshold, - FxaaFloat fxaaQualityEdgeThresholdMin, - FxaaFloat fxaaConsoleEdgeSharpness, - FxaaFloat fxaaConsoleEdgeThreshold, - FxaaFloat fxaaConsoleEdgeThresholdMin, - FxaaFloat4 fxaaConsole360ConstDir -) { -/*--------------------------------------------------------------------------*/ -// (1) - half4 rgbyNe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zy, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - half lumaNe = rgbyNe.w + half(1.0/512.0); - #else - half lumaNe = rgbyNe.y + half(1.0/512.0); - #endif -/*--------------------------------------------------------------------------*/ -// (2) - half4 lumaSw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xw, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - half lumaSwNegNe = lumaSw.w - lumaNe; - #else - half lumaSwNegNe = lumaSw.y - lumaNe; - #endif -/*--------------------------------------------------------------------------*/ -// (3) - half4 lumaNw = h4tex2Dlod(tex, half4(fxaaConsolePosPos.xy, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - half lumaMaxNwSw = max(lumaNw.w, lumaSw.w); - half lumaMinNwSw = min(lumaNw.w, lumaSw.w); - #else - half lumaMaxNwSw = max(lumaNw.y, lumaSw.y); - half lumaMinNwSw = min(lumaNw.y, lumaSw.y); - #endif -/*--------------------------------------------------------------------------*/ -// (4) - half4 lumaSe = h4tex2Dlod(tex, half4(fxaaConsolePosPos.zw, 0, 0)); - #if (FXAA_GREEN_AS_LUMA == 0) - half dirZ = lumaNw.w + lumaSwNegNe; - half dirX = -lumaNw.w + lumaSwNegNe; - #else - half dirZ = lumaNw.y + lumaSwNegNe; - half dirX = -lumaNw.y + lumaSwNegNe; - #endif -/*--------------------------------------------------------------------------*/ -// (5) - half3 dir; - dir.y = 0.0; - #if (FXAA_GREEN_AS_LUMA == 0) - dir.x = lumaSe.w + dirX; - dir.z = -lumaSe.w + dirZ; - half lumaMinNeSe = min(lumaNe, lumaSe.w); - #else - dir.x = lumaSe.y + dirX; - dir.z = -lumaSe.y + dirZ; - half lumaMinNeSe = min(lumaNe, lumaSe.y); - #endif -/*--------------------------------------------------------------------------*/ -// (6) - half4 dir1_pos; - dir1_pos.xy = normalize(dir).xz; - half dirAbsMinTimes8 = min(abs(dir1_pos.x), abs(dir1_pos.y)) * half(FXAA_CONSOLE__PS3_EDGE_SHARPNESS); -/*--------------------------------------------------------------------------*/ -// (7) - half4 dir2_pos; - dir2_pos.xy = clamp(dir1_pos.xy / dirAbsMinTimes8, half(-2.0), half(2.0)); - dir1_pos.zw = pos.xy; - dir2_pos.zw = pos.xy; - #if (FXAA_GREEN_AS_LUMA == 0) - half lumaMaxNeSe = max(lumaNe, lumaSe.w); - #else - half lumaMaxNeSe = max(lumaNe, lumaSe.y); - #endif -/*--------------------------------------------------------------------------*/ -// (8) - half4 temp1N; - temp1N.xy = dir1_pos.zw - dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; - temp1N = h4tex2Dlod(tex, half4(temp1N.xy, 0.0, 0.0)); - half lumaMax = max(lumaMaxNwSw, lumaMaxNeSe); - half lumaMin = min(lumaMinNwSw, lumaMinNeSe); -/*--------------------------------------------------------------------------*/ -// (9) - half4 rgby1; - rgby1.xy = dir1_pos.zw + dir1_pos.xy * fxaaConsoleRcpFrameOpt.zw; - rgby1 = h4tex2Dlod(tex, half4(rgby1.xy, 0.0, 0.0)); - rgby1 = (temp1N + rgby1) * 0.5; -/*--------------------------------------------------------------------------*/ -// (10) - half4 rgbyM = h4tex2Dlod(tex, half4(pos.xy, 0.0, 0.0)); - #if (FXAA_GREEN_AS_LUMA == 0) - half lumaMaxM = max(lumaMax, rgbyM.w); - half lumaMinM = min(lumaMin, rgbyM.w); - #else - half lumaMaxM = max(lumaMax, rgbyM.y); - half lumaMinM = min(lumaMin, rgbyM.y); - #endif -/*--------------------------------------------------------------------------*/ -// (11) - half4 temp2N; - temp2N.xy = dir2_pos.zw - dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; - temp2N = h4tex2Dlod(tex, half4(temp2N.xy, 0.0, 0.0)); - half4 rgby2; - rgby2.xy = dir2_pos.zw + dir2_pos.xy * fxaaConsoleRcpFrameOpt2.zw; - half lumaRangeM = (lumaMaxM - lumaMinM) / FXAA_CONSOLE__PS3_EDGE_THRESHOLD; -/*--------------------------------------------------------------------------*/ -// (12) - rgby2 = h4tex2Dlod(tex, half4(rgby2.xy, 0.0, 0.0)); - rgby2 = (temp2N + rgby2) * 0.5; -/*--------------------------------------------------------------------------*/ -// (13) - rgby2 = (rgby2 + rgby1) * 0.5; -/*--------------------------------------------------------------------------*/ -// (14) - #if (FXAA_GREEN_AS_LUMA == 0) - bool twoTapLt = rgby2.w < lumaMin; - bool twoTapGt = rgby2.w > lumaMax; - #else - bool twoTapLt = rgby2.y < lumaMin; - bool twoTapGt = rgby2.y > lumaMax; - #endif - bool earlyExit = lumaRangeM < lumaMax; - bool twoTap = twoTapLt || twoTapGt; -/*--------------------------------------------------------------------------*/ -// (15) - if(twoTap) rgby2 = rgby1; - if(earlyExit) rgby2 = rgbyM; -/*--------------------------------------------------------------------------*/ - return rgby2; } -/*==========================================================================*/ -#endif From 4591db060956a7daf38e4e4e334673959a1513ab Mon Sep 17 00:00:00 2001 From: Dan Bagnell Date: Thu, 13 Apr 2017 17:43:35 -0400 Subject: [PATCH 10/10] Remove unused uniforms. --- Source/Scene/FXAA.js | 9 --------- 1 file changed, 9 deletions(-) diff --git a/Source/Scene/FXAA.js b/Source/Scene/FXAA.js index abd7631978a1..46f1342678a1 100644 --- a/Source/Scene/FXAA.js +++ b/Source/Scene/FXAA.js @@ -167,15 +167,6 @@ define([ }, u_fxaaQualityRcpFrame : function() { return rcpFrame; - }, - u_fxaaQualitySubpix : function() { - return that._qualitySubPix; - }, - u_fxaaQualityEdgeThreshold : function() { - return that._qualityEdgeThreshold; - }, - u_fxaaQualityEdgeThresholdMin : function() { - return that._qualityEdgeThresholdMin; } }; }