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ASTC compression texture format #12939

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merged 2 commits into from
Dec 22, 2017
Merged

ASTC compression texture format #12939

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9a33386
added astc texture format constants
Dec 21, 2017
ee3854d
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Dec 22, 2017
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14 changes: 14 additions & 0 deletions src/constants.js
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Original file line number Diff line number Diff line change
Expand Up @@ -101,6 +101,20 @@ export var RGB_PVRTC_2BPPV1_Format = 2101;
export var RGBA_PVRTC_4BPPV1_Format = 2102;
export var RGBA_PVRTC_2BPPV1_Format = 2103;
export var RGB_ETC1_Format = 2151;
export var RGBA_ASTC_4x4_Format = 37808;
export var RGBA_ASTC_5x4_Format = 37809;
export var RGBA_ASTC_5x5_Format = 37810;
export var RGBA_ASTC_6x5_Format = 37811;
export var RGBA_ASTC_6x6_Format = 37812;
export var RGBA_ASTC_8x5_Format = 37813;
export var RGBA_ASTC_8x6_Format = 37814;
export var RGBA_ASTC_8x8_Format = 37815;
export var RGBA_ASTC_10x5_Format = 37816;
export var RGBA_ASTC_10x6_Format = 37817;
export var RGBA_ASTC_10x8_Format = 37818;
export var RGBA_ASTC_10x10_Format = 37819;
export var RGBA_ASTC_12x10_Format = 37820;
export var RGBA_ASTC_12x12_Format = 37821;
export var LoopOnce = 2200;
export var LoopRepeat = 2201;
export var LoopPingPong = 2202;
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14 changes: 14 additions & 0 deletions src/renderers/webgl/WebGLUtils.js
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Expand Up @@ -107,6 +107,20 @@ function WebGLUtils( gl, extensions ) {

}

if ( p === RGBA_ASTC_4x4_Format || p === RGBA_ASTC_5x4_Format || p === RGBA_ASTC_5x5_Format ||
p === RGBA_ASTC_6x5_Format || p === RGBA_ASTC_6x6_Format || p === RGBA_ASTC_8x5_Format ||
p === RGBA_ASTC_8x6_Format || p === RGBA_ASTC_8x8_Format || p === RGBA_ASTC_10x5_Format ||
p === RGBA_ASTC_10x6_Format || p === RGBA_ASTC_10x8_Format || p === RGBA_ASTC_10x10_Format ||
p === RGBA_ASTC_12x10_Format || p === RGBA_ASTC_12x12_Format ) {

extension = extensions.get( 'WEBGL_compressed_texture_astc' );

if ( extension !== null ) {
return p;
}

}

if ( p === MinEquation || p === MaxEquation ) {

extension = extensions.get( 'EXT_blend_minmax' );
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