diff --git a/dist/littlejs.d.ts b/dist/littlejs.d.ts index c67ffab1..a4ea7a55 100644 --- a/dist/littlejs.d.ts +++ b/dist/littlejs.d.ts @@ -876,6 +876,9 @@ declare module "littlejsengine" { * @param {Number} digits - precision to display * @return {String} */ toString(digits?: number): string; + /** Checks if this is a valid vector + * @return {Boolean} */ + isValid(): boolean; } /** * Color object (red, green, blue, alpha) with some helpful functions @@ -966,6 +969,9 @@ declare module "littlejsengine" { /** Returns this color expressed as 32 bit RGBA value * @return {Number} */ rgbaInt(): number; + /** Checks if this is a valid color + * @return {Boolean} */ + isValid(): boolean; } /** * Timer object tracks how long has passed since it was set @@ -1916,24 +1922,24 @@ declare module "littlejsengine" { * - Drawn directly to the main canvas without using WebGL * @namespace TileCollision */ - /** The tile collision layer array, use setTileCollisionData and getTileCollisionData to access + /** The tile collision layer grid, use setTileCollisionData and getTileCollisionData to access * @type {Array} * @memberof TileCollision */ export let tileCollision: any[]; - /** Size of the tile collision layer + /** Size of the tile collision layer 2d grid * @type {Vector2} * @memberof TileCollision */ export let tileCollisionSize: Vector2; /** Clear and initialize tile collision - * @param {Vector2} size + * @param {Vector2} size - width and height of tile collision 2d grid * @memberof TileCollision */ export function initTileCollision(size: Vector2): void; - /** Set tile collision data + /** Set tile collision data for a given cell in the grid * @param {Vector2} pos * @param {Number} [data] * @memberof TileCollision */ export function setTileCollisionData(pos: Vector2, data?: number): void; - /** Get tile collision data + /** Get tile collision data for a given cell in the grid * @param {Vector2} pos * @return {Number} * @memberof TileCollision */ @@ -1945,7 +1951,8 @@ declare module "littlejsengine" { * @return {Boolean} * @memberof TileCollision */ export function tileCollisionTest(pos: Vector2, size?: Vector2, object?: EngineObject): boolean; - /** Return the center of first tile hit (does not return the exact intersection) + /** Return the center of first tile hit, undefined if nothing was hit. + * This does not return the exact intersection, but the center of the tile hit. * @param {Vector2} posStart * @param {Vector2} posEnd * @param {EngineObject} [object] diff --git a/dist/littlejs.esm.js b/dist/littlejs.esm.js index 97003a4d..c2743031 100644 --- a/dist/littlejs.esm.js +++ b/dist/littlejs.esm.js @@ -801,18 +801,24 @@ class Vector2 * @param {Number} [y] - Y axis location */ constructor(x=0, y=0) { - ASSERT(typeof x == 'number' && typeof y == 'number'); /** @property {Number} - X axis location */ this.x = x; /** @property {Number} - Y axis location */ this.y = y; + ASSERT(this.isValid()); } /** Sets values of this vector and returns self * @param {Number} [x] - X axis location * @param {Number} [y] - Y axis location * @return {Vector2} */ - set(x=0, y=0) { this.x=x; this.y=y; return this; } + set(x=0, y=0) + { + this.x = x; + this.y = y; + ASSERT(this.isValid()); + return this; + } /** Returns a new vector that is a copy of this * @return {Vector2} */ @@ -1004,6 +1010,14 @@ class Vector2 if (debug) return `(${(this.x<0?'':' ') + this.x.toFixed(digits)},${(this.y<0?'':' ') + this.y.toFixed(digits)} )`; } + + /** Checks if this is a valid vector + * @return {Boolean} */ + isValid() + { + return typeof this.x == 'number' && !isNaN(this.x) + && typeof this.y == 'number' && !isNaN(this.y); + } } /////////////////////////////////////////////////////////////////////////////// @@ -1064,6 +1078,7 @@ class Color this.b = b; /** @property {Number} - Alpha */ this.a = a; + ASSERT(this.isValid()); } /** Sets values of this color and returns self @@ -1073,7 +1088,14 @@ class Color * @param {Number} [a] - alpha * @return {Color} */ set(r=1, g=1, b=1, a=1) - { this.r=r; this.g=g; this.b=b; this.a=a; return this; } + { + this.r = r; + this.g = g; + this.b = b; + this.a = a; + ASSERT(this.isValid()); + return this; + } /** Returns a new color that is a copy of this * @return {Color} */ @@ -1156,6 +1178,7 @@ class Color this.g = f(p, q, h); this.b = f(p, q, h - 1/3); this.a = a; + ASSERT(this.isValid()); return this; } @@ -1183,7 +1206,6 @@ class Color else if (b == max) h = (r - g) / d + 4; } - return [h / 6, s, l, a]; } @@ -1216,11 +1238,27 @@ class Color * @return {Color} */ setHex(hex) { - const fromHex = (c)=> clamp(parseInt(hex.slice(c,c+2),16)/255); - this.r = fromHex(1); - this.g = fromHex(3), - this.b = fromHex(5); - this.a = hex.length > 7 ? fromHex(7) : 1; + ASSERT(typeof hex == 'string' && hex[0] == '#'); + ASSERT([4,5,7,9].includes(hex.length), 'Invalid hex'); + + if (hex.length < 6) + { + const fromHex = (c)=> clamp(parseInt(hex[c],16)/15); + this.r = fromHex(1); + this.g = fromHex(2), + this.b = fromHex(3); + this.a = hex.length == 5 ? fromHex(4) : 1; + } + else + { + const fromHex = (c)=> clamp(parseInt(hex.slice(c,c+2),16)/255); + this.r = fromHex(1); + this.g = fromHex(3), + this.b = fromHex(5); + this.a = hex.length == 9 ? fromHex(7) : 1; + } + + ASSERT(this.isValid()); return this; } @@ -1234,6 +1272,16 @@ class Color const a = clamp(this.a)*255<<24; return r + g + b + a; } + + /** Checks if this is a valid color + * @return {Boolean} */ + isValid() + { + return typeof this.r == 'number' && !isNaN(this.r) + && typeof this.g == 'number' && !isNaN(this.g) + && typeof this.b == 'number' && !isNaN(this.b) + && typeof this.a == 'number' && !isNaN(this.a); + } } /////////////////////////////////////////////////////////////////////////////// @@ -3975,18 +4023,18 @@ function zzfxM(instruments, patterns, sequence, BPM = 125) -/** The tile collision layer array, use setTileCollisionData and getTileCollisionData to access +/** The tile collision layer grid, use setTileCollisionData and getTileCollisionData to access * @type {Array} * @memberof TileCollision */ let tileCollision = []; -/** Size of the tile collision layer +/** Size of the tile collision layer 2d grid * @type {Vector2} * @memberof TileCollision */ let tileCollisionSize = vec2(); /** Clear and initialize tile collision - * @param {Vector2} size + * @param {Vector2} size - width and height of tile collision 2d grid * @memberof TileCollision */ function initTileCollision(size) { @@ -3996,7 +4044,7 @@ function initTileCollision(size) tileCollision[i] = 0; } -/** Set tile collision data +/** Set tile collision data for a given cell in the grid * @param {Vector2} pos * @param {Number} [data] * @memberof TileCollision */ @@ -4005,7 +4053,7 @@ function setTileCollisionData(pos, data=0) pos.arrayCheck(tileCollisionSize) && (tileCollision[(pos.y|0)*tileCollisionSize.x+pos.x|0] = data); } -/** Get tile collision data +/** Get tile collision data for a given cell in the grid * @param {Vector2} pos * @return {Number} * @memberof TileCollision */ @@ -4036,7 +4084,8 @@ function tileCollisionTest(pos, size=vec2(), object) return false; } -/** Return the center of first tile hit (does not return the exact intersection) +/** Return the center of first tile hit, undefined if nothing was hit. + * This does not return the exact intersection, but the center of the tile hit. * @param {Vector2} posStart * @param {Vector2} posEnd * @param {EngineObject} [object] @@ -5214,7 +5263,7 @@ const engineName = 'LittleJS'; * @type {String} * @default * @memberof Engine */ -const engineVersion = '1.10.6'; +const engineVersion = '1.10.7'; /** Frames per second to update * @type {Number} diff --git a/dist/littlejs.esm.min.js b/dist/littlejs.esm.min.js index 20a15ebb..032f94bf 100644 --- a/dist/littlejs.esm.min.js +++ b/dist/littlejs.esm.min.js @@ -1 +1 @@ -let showWatermark=0,debugKey="";const debug=0,debugOverlay=0,debugPhysics=0,debugParticles=0,debugRaycast=0,debugGamepads=0,debugMedals=0;function ASSERT(){}function debugInit(){}function debugUpdate(){}function debugRender(){}function debugRect(){}function debugPoly(){}function debugCircle(){}function debugPoint(){}function debugLine(){}function debugOverlap(){}function debugText(){}function debugClear(){}function debugSaveCanvas(){}function debugSaveText(){}function debugSaveDataURL(){}const PI=Math.PI;function abs(a){return Math.abs(a)}function min(a,b){return Math.min(a,b)}function max(a,b){return Math.max(a,b)}function sign(a){return Math.sign(a)}function mod(a,b=1){return(a%b+b)%b}function clamp(a,b=0,c=1){return ac?c:a}function percent(a,b,c){return(c-=b)?clamp((a-b)/c):0}function lerp(a,b,c){return b+clamp(a)*(c-b)}function distanceWrap(a,b,c=1){a=(a-b)%c;return 2*a%c-a}function lerpWrap(a,b,c,d=1){return c+clamp(a)*distanceWrap(b,c,d)}function distanceAngle(a,b){return distanceWrap(a,b,2*PI)}function lerpAngle(a,b,c){return lerpWrap(a,b,c,2*PI)}function smoothStep(a){return a*a*(3-2*a)}function nearestPowerOfTwo(a){return 2**Math.ceil(Math.log2(a))}function isOverlapping(a,b,c,d=vec2()){return 2*abs(a.x-c.x)a[e]){if(f>d)return!1;c=max(f,c)}else{if(fb[e])return!1;return!0}function wave(a=1,b=1,c=time){return b/2*(1-Math.cos(c*a*2*PI))}function formatTime(a){return(a/60|0)+":"+(10>a%60?"0":"")+(a%60|0)}function rand(a=1,b=0){return b+Math.random()*(a-b)}function randInt(a,b=0){return Math.floor(rand(a,b))}function randSign(){return 2*randInt(2)-1}function randVector(a=1){return(new Vector2).setAngle(rand(2*PI),a)}function randInCircle(a=1,b=0){return 0>>17;this.seed^=this.seed<<5;return b+(a-b)*abs(this.seed%1e8)/1e8}int(a,b=0){return Math.floor(this.float(a,b))}sign(){return.5a?this.scale(a/b):this}dot(a){ASSERT(isVector2(a));return this.x*a.x+this.y*a.y}cross(a){ASSERT(isVector2(a));return this.x*a.y-this.y*a.x}angle(){return Math.atan2(this.x,this.y)}setAngle(a=0,b=1){this.x=b*Math.sin(a);this.y=b*Math.cos(a);return this}rotate(a){const b=Math.cos(a);a=Math.sin(a);return new Vector2(this.x*b-this.y*a,this.x*a+this.y*b)}setDirection(a,b=1){a=mod(a,4);ASSERT(0==a||1==a||2==a||3==a);return vec2(a%2?a-1?-b:b:0,a%2?0:a?-b:b)}direction(){return abs(this.x)>abs(this.y)?0>this.x?3:1:0>this.y?2:0}invert(){return new Vector2(this.y,-this.x)}floor(){return new Vector2(Math.floor(this.x),Math.floor(this.y))}area(){return abs(this.x*this.y)}lerp(a,b){ASSERT(isVector2(a));return this.add(a.subtract(this).scale(clamp(b)))}arrayCheck(a){ASSERT(isVector2(a));return 0<=this.x&&0<=this.y&&this.xthis.x?"":" ")+this.x.toFixed(a)},${(0>this.y?"":" ")+this.y.toFixed(a)} )`}}function rgb(a,b,c,d){return new Color(a,b,c,d)}function hsl(a,b,c,d){return(new Color).setHSLA(a,b,c,d)}function isColor(a){return a instanceof Color}class Color{constructor(a=1,b=1,c=1,d=1){this.r=a;this.g=b;this.b=c;this.a=d}set(a=1,b=1,c=1,d=1){this.r=a;this.g=b;this.b=c;this.a=d;return this}copy(){return new Color(this.r,this.g,this.b,this.a)}add(a){ASSERT(isColor(a));return new Color(this.r+a.r,this.g+a.g,this.b+a.b,this.a+a.a)}subtract(a){ASSERT(isColor(a));return new Color(this.r-a.r,this.g-a.g,this.b-a.b,this.a-a.a)}multiply(a){ASSERT(isColor(a));return new Color(this.r*a.r,this.g*a.g,this.b*a.b,this.a*a.a)}divide(a){ASSERT(isColor(a));return new Color(this.r/a.r,this.g/a.g,this.b/a.b,this.a/a.a)}scale(a,b=a){return new Color(this.r*a,this.g*a,this.b*a,this.a*b)}clamp(){return new Color(clamp(this.r),clamp(this.g),clamp(this.b),clamp(this.a))}lerp(a,b){ASSERT(isColor(a));return this.add(a.subtract(this).scale(clamp(b)))}setHSLA(a=0,b=0,c=1,d=1){a=mod(a,1);b=clamp(b);c=clamp(c);b=.5>c?c*(1+b):c+b-c*b;c=2*c-b;const e=(f,g,k)=>1>6*(k=mod(k,1))?f+6*(g-f)*k:1>2*k?g:2>3*k?f+(g-f)*(4-6*k):f;this.r=e(c,b,a+1/3);this.g=e(c,b,a);this.b=e(c,b,a-1/3);this.a=d;return this}HSLA(){const a=clamp(this.r),b=clamp(this.g),c=clamp(this.b),d=clamp(this.a),e=Math.max(a,b,c),f=Math.min(a,b,c),g=(e+f)/2;let k=0,h=0;if(e!=f){let m=e-f;h=.5(16>(c=255*clamp(c)|0)?"0":"")+c.toString(16);return"#"+b(this.r)+b(this.g)+b(this.b)+(a?b(this.a):"")}setHex(a){this.r=clamp(parseInt(a.slice(1,3),16)/255);this.g=clamp(parseInt(a.slice(3,5),16)/255);this.b=clamp(parseInt(a.slice(5,7),16)/255);this.a=7=this.time}get(){return this.isSet()?time-this.time:0}getPercent(){return this.isSet()?percent(this.time-time,this.setTime,0):0}toString(){if(debug)return this.isSet()?Math.abs(this.get())+" seconds "+(0>this.get()?"before":"after"):"unset"}valueOf(){return this.get()}}let cameraPos=vec2(),cameraScale=32,canvasMaxSize=vec2(1920,1080),canvasFixedSize=vec2(),canvasPixelated=!0,fontDefault="arial",showSplashScreen=!1,headlessMode=!1,glEnable=!0,glOverlay=!0,tileSizeDefault=vec2(16),tileFixBleedScale=0,enablePhysicsSolver=!0,objectDefaultMass=1,objectDefaultDamping=1,objectDefaultAngleDamping=1,objectDefaultElasticity=0,objectDefaultFriction=.8,objectMaxSpeed=1,gravity=0,particleEmitRateScale=1,gamepadsEnable=!0,gamepadDirectionEmulateStick=!0,inputWASDEmulateDirection=!0,touchInputEnable=!0,touchGamepadEnable=!1,touchGamepadAnalog=!0,touchGamepadSize=99,touchGamepadAlpha=.3,vibrateEnable=!0,soundEnable=!0,soundVolume=.3,soundDefaultRange=40,soundDefaultTaper=.7,medalDisplayTime=5,medalDisplaySlideTime=.5,medalDisplaySize=vec2(640,80),medalDisplayIconSize=50,medalsPreventUnlock=!1;function setCameraPos(a){cameraPos=a}function setCameraScale(a){cameraScale=a}function setCanvasMaxSize(a){canvasMaxSize=a}function setCanvasFixedSize(a){canvasFixedSize=a}function setCanvasPixelated(a){canvasPixelated=a}function setFontDefault(a){fontDefault=a}function setShowSplashScreen(a){showSplashScreen=a}function setHeadlessMode(a){headlessMode=a}function setGlEnable(a){glEnable=a}function setGlOverlay(a){glOverlay=a}function setTileSizeDefault(a){tileSizeDefault=a}function setTileFixBleedScale(a){tileFixBleedScale=a}function setEnablePhysicsSolver(a){enablePhysicsSolver=a}function setObjectDefaultMass(a){objectDefaultMass=a}function setObjectDefaultDamping(a){objectDefaultDamping=a}function setObjectDefaultAngleDamping(a){objectDefaultAngleDamping=a}function setObjectDefaultElasticity(a){objectDefaultElasticity=a}function setObjectDefaultFriction(a){objectDefaultFriction=a}function setObjectMaxSpeed(a){objectMaxSpeed=a}function setGravity(a){gravity=a}function setParticleEmitRateScale(a){particleEmitRateScale=a}function setGamepadsEnable(a){gamepadsEnable=a}function setGamepadDirectionEmulateStick(a){gamepadDirectionEmulateStick=a}function setInputWASDEmulateDirection(a){inputWASDEmulateDirection=a}function setTouchInputEnable(a){touchInputEnable=a}function setTouchGamepadEnable(a){touchGamepadEnable=a}function setTouchGamepadAnalog(a){touchGamepadAnalog=a}function setTouchGamepadSize(a){touchGamepadSize=a}function setTouchGamepadAlpha(a){touchGamepadAlpha=a}function setVibrateEnable(a){vibrateEnable=a}function setSoundEnable(a){soundEnable=a}function setSoundVolume(a){soundVolume=a;soundEnable&&!headlessMode&&audioGainNode&&(audioGainNode.gain.value=a)}function setSoundDefaultRange(a){soundDefaultRange=a}function setSoundDefaultTaper(a){soundDefaultTaper=a}function setMedalDisplayTime(a){medalDisplayTime=a}function setMedalDisplaySlideTime(a){medalDisplaySlideTime=a}function setMedalDisplaySize(a){medalDisplaySize=a}function setMedalDisplayIconSize(a){medalDisplayIconSize=a}function setMedalsPreventUnlock(a){medalsPreventUnlock=a}function setShowWatermark(a){showWatermark=a}function setDebugKey(a){debugKey=a}class EngineObject{constructor(a=vec2(),b=vec2(1),c,d=0,e=new Color,f=0){ASSERT(isVector2(a)&&isVector2(b),"ensure pos and size are vec2s");ASSERT("number"!==typeof c||!c,"old style tile setup");this.pos=a.copy();this.size=b;this.drawSize=void 0;this.tileInfo=c;this.angle=d;this.color=e;this.additiveColor=void 0;this.mirror=!1;this.mass=objectDefaultMass;this.damping=objectDefaultDamping;this.angleDamping=objectDefaultAngleDamping;this.elasticity=objectDefaultElasticity;this.friction=objectDefaultFriction;this.gravityScale=1;this.renderOrder=f;this.velocity=vec2();this.angleVelocity=0;this.spawnTime=time;this.children=[];this.clampSpeedLinear=!0;this.parent=void 0;this.localPos=vec2();this.localAngle=0;this.collideRaycast=this.isSolid=this.collideSolidObjects=this.collideTiles=!1;engineObjects.push(this)}updateTransforms(){const a=this.parent;if(a){const b=a.getMirrorSign();this.pos=this.localPos.multiply(vec2(b,1)).rotate(-a.angle).add(a.pos);this.angle=b*this.localAngle+a.angle}for(const b of this.children)b.updateTransforms()}update(){if(!this.parent){if(this.clampSpeedLinear)this.velocity.x=clamp(this.velocity.x,-objectMaxSpeed,objectMaxSpeed),this.velocity.y=clamp(this.velocity.y,-objectMaxSpeed,objectMaxSpeed);else{var a=this.velocity.lengthSquared();a>objectMaxSpeed*objectMaxSpeed&&(a=objectMaxSpeed/a**.5,this.velocity.x*=a,this.velocity.y*=a)}a=this.pos.copy();this.velocity.x*=this.damping;this.velocity.y*=this.damping;this.mass&&(this.velocity.y+=gravity*this.gravityScale);this.pos.x+=this.velocity.x;this.pos.y+=this.velocity.y;this.angle+=this.angleVelocity*=this.angleDamping;ASSERT(0<=this.angleDamping&&1>=this.angleDamping);ASSERT(0<=this.damping&&1>=this.damping);if(enablePhysicsSolver&&this.mass){var b=0>this.velocity.y;if(this.groundObject){var c=this.groundObject.velocity?this.groundObject.velocity.x:0;this.velocity.x=c+(this.velocity.x-c)*this.friction;this.groundObject=0}if(this.collideSolidObjects)for(var d of engineObjectsCollide){if(!this.isSolid&&!d.isSolid||d.destroyed||d.parent||d==this)continue;if(!isOverlapping(this.pos,this.size,d.pos,d.size))continue;c=this.collideWithObject(d);var e=d.collideWithObject(this);if(!c||!e)continue;if(isOverlapping(a,this.size,d.pos,d.size)){c=a.subtract(d.pos);e=c.length();c=.01>e?randVector(.001):c.scale(.001/e);this.velocity=this.velocity.add(c);d.mass&&(d.velocity=d.velocity.subtract(c));debugOverlay&&debugPhysics&&debugOverlap(this.pos,this.size,d.pos,d.size,"#f00");continue}e=this.size.add(d.size);var f=2*(a.y-d.pos.y)>e.y+gravity;const k=2*abs(a.y-d.pos.y){if(n){const q=c.pos.x+tileFixBleedScale,r=c.pos.y+tileFixBleedScale,x=c.size.x-2*tileFixBleedScale,v=c.size.y-2*tileFixBleedScale;p.globalAlpha=d.a;p.drawImage(n.image,q,r,x,v,-.5,-.5,1,1);p.globalAlpha=1}else p.fillStyle=d,p.fillRect(-.5,-.5,1,1)},h,m)}function drawRect(a,b,c,d,e,f,g){drawTile(a,b,void 0,c,d,!1,void 0,e,f,g)}function drawLine(a,b,c=.1,d,e,f,g){b=vec2((b.x-a.x)/2,(b.y-a.y)/2);c=vec2(c,2*b.length());drawRect(a.add(b),c,d,b.angle(),e,f,g)}function drawPoly(a,b=new Color,c=0,d=new Color(0,0,0),e,f=mainContext){f.fillStyle=b.toString();f.beginPath();for(const g of e?a:a.map(worldToScreen))f.lineTo(g.x,g.y);f.closePath();f.fill();c&&(f.strokeStyle=d.toString(),f.lineWidth=e?c:c*cameraScale,f.stroke())}function drawEllipse(a,b=1,c=1,d=0,e=new Color,f=0,g=new Color(0,0,0),k,h=mainContext){k||(a=worldToScreen(a),b*=cameraScale,c*=cameraScale,f*=cameraScale);h.fillStyle=e.toString();h.beginPath();h.ellipse(a.x,a.y,b,c,d,0,9);h.fill();f&&(h.strokeStyle=g.toString(),h.lineWidth=f,h.stroke())}function drawCircle(a,b=1,c=new Color,d=0,e=new Color(0,0,0),f,g=mainContext){drawEllipse(a,b,b,0,c,d,e,f,g)}function drawCanvas2D(a,b,c,d,e,f,g=mainContext){f||(a=worldToScreen(a),b=b.scale(cameraScale));g.save();g.translate(a.x+.5,a.y+.5);g.rotate(c);g.scale(d?-b.x:b.x,-b.y);e(g);g.restore()}function setBlendMode(a,b=glEnable,c){ASSERT(!c||!b,"context only supported in canvas 2D mode");b?glAdditive=a:(c||=mainContext,c.globalCompositeOperation=a?"lighter":"source-over")}function drawText(a,b,c=1,d,e=0,f,g,k,h,m){drawTextScreen(a,worldToScreen(b),c*cameraScale,d,e*cameraScale,f,g,k,h,m)}function drawTextScreen(a,b,c=1,d=new Color,e=0,f=new Color(0,0,0),g="center",k=fontDefault,h=overlayContext,m){h.fillStyle=d.toString();h.lineWidth=e;h.strokeStyle=f.toString();h.textAlign=g;h.font=c+"px "+k;h.textBaseline="middle";h.lineJoin="round";b=b.copy();(a+"").split("\n").forEach(n=>{e&&h.strokeText(n,b.x,b.y,m);h.fillText(n,b.x,b.y,m);b.y+=c})}let engineFontImage;class FontImage{constructor(a,b=vec2(8),c=vec2(0,1),d=overlayContext){engineFontImage||((engineFontImage=new Image).src="data:image/png;base64,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");this.image=a||engineFontImage;this.tileSize=b;this.paddingSize=c;this.context=d}drawText(a,b,c=1,d){this.drawTextScreen(a,worldToScreen(b).floor(),c*cameraScale|0,d)}drawTextScreen(a,b,c=4,d){const e=this.context;e.save();e.imageSmoothingEnabled=!canvasPixelated;const f=this.tileSize,g=f.add(this.paddingSize).scale(c),k=this.image.width/this.tileSize.x|0;(a+"").split("\n").forEach((h,m)=>{const n=d?h.length*f.x*c/2|0:0;for(let q=h.length;q--;){var l=h[q].charCodeAt(0);if(32>l||127a,"use code string for keyboard");return inputData[b]&&!!(inputData[b][a]&1)}function keyWasPressed(a,b=0){ASSERT(0a,"use code string for keyboard");return inputData[b]&&!!(inputData[b][a]&2)}function keyWasReleased(a,b=0){ASSERT(0a,"use code string for keyboard");return inputData[b]&&!!(inputData[b][a]&4)}function clearInput(){inputData=[[]];touchGamepadButtons=[]}const mouseIsDown=keyIsDown,mouseWasPressed=keyWasPressed,mouseWasReleased=keyWasReleased;let mousePos=vec2(),mousePosScreen=vec2(),mouseWheel=0,isUsingGamepad=!1,preventDefaultInput=!1;function gamepadIsDown(a,b=0){return keyIsDown(a,b+1)}function gamepadWasPressed(a,b=0){return keyWasPressed(a,b+1)}function gamepadWasReleased(a,b=0){return keyWasReleased(a,b+1)}function gamepadStick(a,b=0){return gamepadStickData[b]?gamepadStickData[b][a]||vec2():vec2()}let inputData=[[]];function inputUpdate(){headlessMode||(touchInputEnable&&isTouchDevice||document.hasFocus()||clearInput(),mousePos=screenToWorld(mousePosScreen),gamepadsUpdate())}function inputUpdatePost(){if(!headlessMode){for(const a of inputData)for(const b in a)a[b]&=1;mouseWheel=0}}function inputInit(){function a(b){return inputWASDEmulateDirection?"KeyW"==b?"ArrowUp":"KeyS"==b?"ArrowDown":"KeyA"==b?"ArrowLeft":"KeyD"==b?"ArrowRight":b:b}headlessMode||(onkeydown=b=>{b.repeat||(isUsingGamepad=!1,inputData[0][b.code]=3,inputWASDEmulateDirection&&(inputData[0][a(b.code)]=3));preventDefaultInput&&b.preventDefault()},onkeyup=b=>{inputData[0][b.code]=4;inputWASDEmulateDirection&&(inputData[0][a(b.code)]=4)},onmousedown=b=>{soundEnable&&!headlessMode&&audioContext&&"running"!=audioContext.state&&audioContext.resume();isUsingGamepad=!1;inputData[0][b.button]=3;mousePosScreen=mouseToScreen(b);b.button&&b.preventDefault()},onmouseup=b=>inputData[0][b.button]=inputData[0][b.button]&2|4,onmousemove=b=>mousePosScreen=mouseToScreen(b),onwheel=b=>mouseWheel=b.ctrlKey?0:sign(b.deltaY),oncontextmenu=b=>!1,onblur=b=>clearInput(),isTouchDevice&&touchInputEnable&&touchInputInit())}function mouseToScreen(a){if(!mainCanvas||headlessMode)return vec2();const b=mainCanvas.getBoundingClientRect();return vec2(mainCanvas.width,mainCanvas.height).multiply(vec2(percent(a.x,b.left,b.right),percent(a.y,b.top,b.bottom)))}const gamepadStickData=[];function gamepadsUpdate(){const a=g=>{const k=h=>.3h?-percent(-h,.3,.8):0;return vec2(k(g.x),k(-g.y)).clampLength()};if(touchGamepadEnable&&isTouchDevice&&(ASSERT(touchGamepadButtons,"set touchGamepadEnable before calling init!"),touchGamepadTimer.isSet())){var b=gamepadStickData[0]||(gamepadStickData[0]=[]);b[0]=vec2();touchGamepadAnalog?b[0]=a(touchGamepadStick):.3>1]=a(vec2(e.axes[f],e.axes[f+1]));for(f=e.buttons.length;f--;){const k=e.buttons[f],h=gamepadIsDown(f,c);g[f]=k.pressed?h?1:3:h?4:0;isUsingGamepad||=!c&&k.pressed}gamepadDirectionEmulateStick&&(e=vec2((gamepadIsDown(15,c)&&1)-(gamepadIsDown(14,c)&&1),(gamepadIsDown(12,c)&&1)-(gamepadIsDown(13,c)&&1)),e.lengthSquared()&&(d[0]=e.clampLength()));touchGamepadEnable&&isUsingGamepad&&touchGamepadTimer.unset()}}}function vibrate(a=100){vibrateEnable&&!headlessMode&&navigator&&navigator.vibrate&&navigator.vibrate(a)}function vibrateStop(){vibrate(0)}const isTouchDevice=void 0!==window.ontouchstart;let touchGamepadTimer=new Timer,touchGamepadButtons,touchGamepadStick;function touchInputInit(){function a(e){soundEnable&&!headlessMode&&audioContext&&"running"!=audioContext.state&&audioContext.resume();const f=e.touches.length;if(f){const g=vec2(e.touches[0].clientX,e.touches[0].clientY);mousePosScreen=mouseToScreen(g);d?isUsingGamepad=touchGamepadEnable:inputData[0][0]=3}else d&&(inputData[0][0]=inputData[0][0]&2|4);d=f;document.hasFocus()&&e.preventDefault();return!0}function b(e){touchGamepadStick=vec2();touchGamepadButtons=[];isUsingGamepad=!0;if(e.touches.length&&(touchGamepadTimer.set(),paused&&!d)){touchGamepadButtons[9]=1;a(e);return}const f=vec2(touchGamepadSize,mainCanvasSize.y-touchGamepadSize),g=mainCanvasSize.subtract(vec2(touchGamepadSize,touchGamepadSize)),k=mainCanvasSize.scale(.5);for(const m of e.touches){var h=mouseToScreen(vec2(m.clientX,m.clientY));h.distance(f)c(e),{passive:!1});document.addEventListener("touchmove",e=>c(e),{passive:!1});document.addEventListener("touchend",e=>c(e),{passive:!1});onmousedown=onmouseup=()=>0;let d}function touchGamepadRender(){if(touchInputEnable&&isTouchDevice&&!headlessMode&&touchGamepadEnable&&touchGamepadTimer.isSet()){var a=percent(touchGamepadTimer.get(),4,3);if(a&&!paused){var b=overlayContext;b.save();b.globalAlpha=a*touchGamepadAlpha;b.strokeStyle="#fff";b.lineWidth=3;b.fillStyle=0f*f)return;b*=percent(g**.5,f,f*this.taper)}f=2*worldToScreen(a).x/mainCanvas.width-1}a=c+c*this.randomness*d*rand(-1,1);return this.source=playSamples(this.sampleChannels,b,a,f,e,this.sampleRate,this.gainNode)}}setVolume(a=1){this.gainNode.gain.value=a}stop(){this.source&&this.source.stop();this.source=void 0}getSource(){return this.source}playNote(a,b,c){return this.play(b,c,2**(a/12),0)}getDuration(){return this.sampleChannels&&this.sampleChannels[0].length/this.sampleRate}isLoading(){return!this.sampleChannels}}class SoundWave extends Sound{constructor(a,b=0,c,d,e){super(void 0,c,d);soundEnable&&!headlessMode&&(this.randomness=b,fetch(a).then(f=>f.arrayBuffer()).then(f=>audioContext.decodeAudioData(f)).then(f=>{this.sampleChannels=[];for(let g=f.numberOfChannels;g--;)this.sampleChannels[g]=Array.from(f.getChannelData(g));this.sampleRate=f.sampleRate}).then(()=>e&&e(this)))}}function playAudioFile(a,b=1,c=!1){if(soundEnable&&!headlessMode)return new SoundWave(a,0,0,0,d=>d.play(void 0,b,1,1,c))}class Music extends Sound{constructor(a){super(void 0);soundEnable&&!headlessMode&&(this.randomness=0,this.sampleChannels=zzfxM(...a),this.sampleRate=zzfxR)}playMusic(a,b=!1){return super.play(void 0,a,1,1,b)}}function speak(a,b="",c=1,d=1,e=1){if(soundEnable&&!headlessMode&&speechSynthesis)return a=new SpeechSynthesisUtterance(a),a.lang=b,a.volume=2*c*soundVolume,a.rate=d,a.pitch=e,speechSynthesis.speak(a),a}function speakStop(){speechSynthesis&&speechSynthesis.cancel()}function getNoteFrequency(a,b=220){return b*2**(a/12)}function playSamples(a,b=1,c=1,d=0,e=!1,f=zzfxR,g){if(soundEnable&&!headlessMode){var k=audioContext.createBuffer(a.length,a[0].length,f),h=audioContext.createBufferSource();a.forEach((m,n)=>k.getChannelData(n).set(m));h.buffer=k;h.playbackRate.value=c;h.loop=e;g=g||audioContext.createGain();g.gain.value=b;g.connect(audioGainNode);a=new StereoPannerNode(audioContext,{pan:clamp(d,-1,1)});h.connect(a).connect(g);"running"!=audioContext.state?audioContext.resume().then(()=>h.start()):h.start();return h}}function zzfx(...a){return playSamples([zzfxG(...a)])}const zzfxR=44100;function zzfxG(a=1,b=.05,c=220,d=0,e=0,f=.1,g=0,k=1,h=0,m=0,n=0,l=0,p=0,q=0,r=0,x=0,v=0,D=1,z=0,E=0,A=0){let w=2*PI;var t=zzfxR;let F=h*=500*w/t/t;b=c*=rand(1+b,1-b)*w/t;let C=[],y=0,G=0,u=0,H=1,R=0,S=0,B=0,J;var L=w*abs(A)*2/t,K=Math.cos(L),M=Math.sin(L)/2/2,I=1+M;L=-2*K/I;M=(1-M)/I;let N=(1+sign(A)*K)/2/I;K=-(sign(A)+K)/I;let O=I=0,P=0,Q=0;d=d*t+9;z*=t;e*=t;f*=t;v*=t;m*=500*w/t**3;r*=w/t;n*=w/t;l*=t;p=p*t|0;for(J=d+z+e+f+v|0;uu?0:(ul&&(c+=n,b+=n,H=0),!p||++R%p||(c=b,h=F,H=H||1);return C}function zzfxM(a,b,c,d=125){let e,f,g,k,h,m,n,l,p,q,r,x,v,D=0,z,E=[],A=[],w=[],t=0,F=0,C=1,y={},G=zzfxR/d*60>>2;for(;C;t++)E=[C=l=x=0],c.forEach((u,H)=>{n=b[u][t]||[0,0,0];C|=b[u][t]&&1;z=x+(b[u][0].length-2-(l?0:1))*G;v=H==c.length-1;e=2;for(g=x;eG-99&&p&&1>r?r+=1/99:0)m=(1-r)*E[D++]/2||0,A[g]=(A[g]||0)-m*F+m,w[g]=(w[g++]||0)+m*F+m;h&&(r=h%1,F=n[1]||0,h|=0)&&(E=y[[q=n[D=0]||0,h]]=y[[q,h]]||(k=[...a[q]],k[2]*=2**((h-12)/12),0d.x?a.x-g.x:g.x-a.x+1),h=f.y*(0>d.y?a.y-g.y:g.y-a.y+1);for(;;){const m=getTileCollisionData(g);if(m&&(!c||c.collideWithTile(m,g)))return debugRaycast&&debugLine(a,b,"#f00",.02),debugRaycast&&debugPoint(g.add(vec2(.5)),"#ff0"),g.add(vec2(.5));if(k>e&&h>e)break;k>h?(g.y+=sign(d.y),h+=f.y):(g.x+=sign(d.x),k+=f.x)}debugRaycast&&debugLine(a,b,"#00f",.02)}class TileLayerData{constructor(a,b=0,c=!1,d=new Color){this.tile=a;this.direction=b;this.mirror=c;this.color=d}clear(){this.tile=this.direction=0;this.mirror=!1;this.color=new Color}}class TileLayer extends EngineObject{constructor(a,b=tileCollisionSize,c=tile(),d=vec2(1),e=0){super(a,b,c,0,void 0,e);this.canvas=document.createElement("canvas");this.context=this.canvas.getContext("2d");this.scale=d;this.isOverlay=!1;this.data=[];for(a=this.size.area();a--;)this.data.push(new TileLayerData);headlessMode&&(this.redraw=()=>{},this.render=()=>{},this.redrawStart=()=>{},this.redrawEnd=()=>{},this.drawTileData=()=>{},this.drawCanvas2D=()=>{})}setData(a,b,c=!1){a.arrayCheck(this.size)&&(this.data[(a.y|0)*this.size.x+a.x|0]=b,c&&this.drawTileData(a))}getData(a){return a.arrayCheck(this.size)&&this.data[(a.y|0)*this.size.x+a.x|0]}update(){}render(){ASSERT(mainContext!=this.context,"must call redrawEnd() after drawing tiles");glOverlay||this.isOverlay||glCopyToContext(mainContext);const a=worldToScreen(this.pos.add(vec2(0,this.size.y*this.scale.y)));(this.isOverlay?overlayContext:mainContext).drawImage(this.canvas,a.x,a.y,cameraScale*this.size.x*this.scale.x,cameraScale*this.size.y*this.scale.y)}redraw(){this.redrawStart(!0);for(let a=this.size.x;a--;)for(let b=this.size.y;b--;)this.drawTileData(vec2(a,b),!1);this.redrawEnd()}redrawStart(a=!1){this.savedRenderSettings=[mainCanvas,mainContext,mainCanvasSize,cameraPos,cameraScale];mainCanvas=this.canvas;mainContext=this.context;mainCanvasSize=this.size.multiply(this.tileInfo.size);cameraPos=this.size.scale(.5);cameraScale=this.tileInfo.size.x;a&&(mainCanvas.width=mainCanvasSize.x,mainCanvas.height=mainCanvasSize.y);this.context.imageSmoothingEnabled=!canvasPixelated;glPreRender()}redrawEnd(){ASSERT(mainContext==this.context,"must call redrawStart() before drawing tiles");glCopyToContext(mainContext,!0);[mainCanvas,mainContext,mainCanvasSize,cameraPos,cameraScale]=this.savedRenderSettings}drawTileData(a,b=!0){var c=this.tileInfo.size;b&&(b=a.multiply(c),this.context.clearRect(b.x,this.canvas.height-b.y,c.x,-c.y));b=this.getData(a);void 0!=b.tile&&(ASSERT(mainContext==this.context,"must call redrawStart() before drawing tiles"),a=a.add(vec2(.5)),c=tile(b.tile,c,this.tileInfo.textureIndex),drawTile(a,vec2(1),c,b.color,b.direction*PI/2,b.mirror))}drawCanvas2D(a,b,c,d,e){const f=this.context;f.save();a=a.subtract(this.pos).multiply(this.tileInfo.size);b=b.multiply(this.tileInfo.size);f.translate(a.x,this.canvas.height-a.y);f.rotate(c);f.scale(d?-b.x:b.x,b.y);e(f);f.restore()}drawTile(a,b=vec2(1),c,d=new Color,e,f){this.drawCanvas2D(a,b,e,f,g=>{const k=c&&c.getTextureInfo();k?(g.globalAlpha=d.a,g.drawImage(k.image,c.pos.x,c.pos.y,c.size.x,c.size.y,-.5,-.5,1,1),g.globalAlpha=1):(g.fillStyle=d,g.fillRect(-.5,-.5,1,1))})}drawRect(a,b,c,d){this.drawTile(a,b,void 0,c,d)}}class ParticleEmitter extends EngineObject{constructor(a,b,c=0,d=0,e=100,f=PI,g,k=new Color,h=new Color,m=new Color(1,1,1,0),n=new Color(1,1,1,0),l=.5,p=.1,q=1,r=.1,x=.05,v=1,D=1,z=0,E=PI,A=.1,w=.2,t=!1,F=!1,C=!0,y=F?1e9:0,G=!1){super(a,vec2(),g,b,void 0,y);this.emitSize=c;this.emitTime=d;this.emitRate=e;this.emitConeAngle=f;this.colorStartA=k;this.colorStartB=h;this.colorEndA=m;this.colorEndB=n;this.randomColorLinear=C;this.particleTime=l;this.sizeStart=p;this.sizeEnd=q;this.speed=r;this.angleSpeed=x;this.damping=v;this.angleDamping=D;this.gravityScale=z;this.particleConeAngle=E;this.fadeRate=A;this.randomness=w;this.collideTiles=t;this.additive=F;this.localSpace=G;this.trailScale=0;this.particleCreateCallback=this.particleDestroyCallback=void 0;this.emitTimeBuffer=0}update(){this.parent&&super.update();if(!this.emitTime||this.getAliveTime()<=this.emitTime){if(this.emitRate*particleEmitRateScale){const a=1/this.emitRate/particleEmitRateScale;for(this.emitTimeBuffer+=timeDelta;0l+l*rand(c,-c);const e=d(this.particleTime),f=d(this.sizeStart),g=d(this.sizeEnd),k=d(this.speed);d=d(this.angleSpeed)*randSign();var h=rand(this.emitConeAngle,-this.emitConeAngle);const m=randColor(this.colorStartA,this.colorStartB,this.randomColorLinear),n=randColor(this.colorEndA,this.colorEndB,this.randomColorLinear);h=this.localSpace?h:this.angle+h;a=new Particle(a,this.tileInfo,b,m,n,e,f,g,this.fadeRate,this.additive,this.trailScale,this.localSpace&&this,this.particleDestroyCallback);a.velocity=vec2().setAngle(h,k);a.angleVelocity=d;a.fadeRate=this.fadeRate;a.damping=this.damping;a.angleDamping=this.angleDamping;a.elasticity=this.elasticity;a.friction=this.friction;a.gravityScale=this.gravityScale;a.collideTiles=this.collideTiles;a.renderOrder=this.renderOrder;a.mirror=!!randInt(2);this.particleCreateCallback&&this.particleCreateCallback(a);return a}render(){}}class Particle extends EngineObject{constructor(a,b,c,d,e,f,g,k,h,m,n,l,p){super(a,vec2(),b,c);this.colorStart=d;this.colorEndDelta=e.subtract(d);this.lifeTime=f;this.sizeStart=g;this.sizeEndDelta=k-g;this.fadeRate=h;this.additive=m;this.trailScale=n;this.localSpaceEmitter=l;this.destroyCallback=p;this.clampSpeedLinear=!1}render(){const a=min((time-this.spawnTime)/this.lifeTime,1),b=vec2(this.sizeStart+a*this.sizeEndDelta);var c=this.fadeRate/2;c=new Color(this.colorStart.r+a*this.colorEndDelta.r,this.colorStart.g+a*this.colorEndDelta.g,this.colorStart.b+a*this.colorEndDelta.b,(this.colorStart.a+a*this.colorEndDelta.a)*(a1-c?(1-a)/c:1));this.additive&&setBlendMode(!0);let d=this.pos,e=this.angle;this.localSpaceEmitter&&(d=this.localSpaceEmitter.pos.add(d.rotate(-this.localSpaceEmitter.angle)),e+=this.localSpaceEmitter.angle);if(this.trailScale){var f=this.velocity;this.localSpaceEmitter&&(f=f.rotate(-this.localSpaceEmitter.angle));var g=f.length();g&&(f=f.scale(1/g),g*=this.trailScale,b.y=max(b.x,g),e=f.angle(),drawTile(d.add(f.multiply(vec2(0,-g/2))),b,this.tileInfo,c,e,this.mirror))}else drawTile(d,b,this.tileInfo,c,e,this.mirror);this.additive&&setBlendMode();debugParticles&&debugRect(d,b,"#f005",0,e);1==a&&(this.color=c,this.size=b,this.destroyCallback&&this.destroyCallback(this),this.destroyed=1)}}const medals={};let medalsDisplayQueue=[],medalsSaveName,medalsDisplayTimeLast;function medalsInit(a){medalsSaveName=a;debugMedals||medalsForEach(b=>b.unlocked=!!localStorage[b.storageKey()]);engineAddPlugin(void 0,function(){if(medalsDisplayQueue.length){var b=medalsDisplayQueue[0],c=timeReal-medalsDisplayTimeLast;if(medalsDisplayTimeLast)if(c>medalDisplayTime)medalsDisplayTimeLast=0,medalsDisplayQueue.shift();else{const d=medalDisplayTime-medalDisplaySlideTime;b.render(cd?(c-d)/medalDisplaySlideTime:0)}else medalsDisplayTimeLast=timeReal}})}function medalsForEach(a){Object.values(medals).forEach(b=>a(b))}class Medal{constructor(a,b,c="",d="🏆",e){ASSERT(0<=a&&!medals[a]);this.id=a;this.name=b;this.description=c;this.icon=d;this.unlocked=!1;e&&((this.image=new Image).src=e);medals[a]=this}unlock(){medalsPreventUnlock||this.unlocked||(ASSERT(medalsSaveName,"save name must be set"),localStorage[this.storageKey()]=this.unlocked=!0,medalsDisplayQueue.push(this))}render(a=0){const b=overlayContext;var c=min(medalDisplaySize.x,mainCanvas.width);const d=overlayCanvas.width-c;a*=-medalDisplaySize.y;b.save();b.beginPath();b.fillStyle=new Color(.9,.9,.9).toString();b.strokeStyle=new Color(0,0,0).toString();b.lineWidth=3;b.rect(d,a,c,medalDisplaySize.y);b.fill();b.stroke();b.clip();this.renderIcon(vec2(d+15+medalDisplayIconSize/2,a+medalDisplaySize.y/2));c=vec2(d+medalDisplayIconSize+30,a+28);drawTextScreen(this.name,c,38,new Color(0,0,0),0,void 0,"left");c.y+=32;drawTextScreen(this.description,c,24,new Color(0,0,0),0,void 0,"left");b.restore()}renderIcon(a,b=medalDisplayIconSize){this.image?overlayContext.drawImage(this.image,a.x-b/2,a.y-b/2,b,b):drawTextScreen(this.icon,a,.7*b,new Color(0,0,0))}storageKey(){return medalsSaveName+"_"+this.id}}let glCanvas,glContext,glAntialias=!0,glShader,glActiveTexture,glArrayBuffer,glGeometryBuffer,glPositionData,glColorData,glInstanceCount,glAdditive,glBatchAdditive;function glInit(){if(glEnable&&!headlessMode){glCanvas=document.createElement("canvas");glContext=glCanvas.getContext("webgl2",{antialias:glAntialias});var a=mainCanvas.parentElement;glOverlay&&a.appendChild(glCanvas);glShader=glCreateProgram("#version 300 es\nprecision highp float;uniform mat4 m;in vec2 g;in vec4 p,u,c,a;in float r;out vec2 v;out vec4 d,e;void main(){vec2 s=(g-.5)*p.zw;gl_Position=m*vec4(p.xy+s*cos(r)-vec2(-s.y,s)*sin(r),1,1);v=mix(u.xw,u.zy,g);d=c;e=a;}","#version 300 es\nprecision highp float;uniform sampler2D s;in vec2 v;in vec4 d,e;out vec4 c;void main(){c=texture(s,v)*d+e;}");a=new ArrayBuffer(gl_INSTANCE_BUFFER_SIZE);glPositionData=new Float32Array(a);glColorData=new Uint32Array(a);glArrayBuffer=glContext.createBuffer();glGeometryBuffer=glContext.createBuffer();a=new Float32Array([glInstanceCount=0,0,1,0,0,1,1,1]);glContext.bindBuffer(gl_ARRAY_BUFFER,glGeometryBuffer);glContext.bufferData(gl_ARRAY_BUFFER,a,gl_STATIC_DRAW)}}function glPreRender(){if(glEnable&&!headlessMode){glContext.viewport(0,0,glCanvas.width=mainCanvas.width,glCanvas.height=mainCanvas.height);glContext.clear(gl_COLOR_BUFFER_BIT);glContext.useProgram(glShader);glContext.activeTexture(gl_TEXTURE0);textureInfos[0]&&glContext.bindTexture(gl_TEXTURE_2D,glActiveTexture=textureInfos[0].glTexture);var a=glAdditive=glBatchAdditive=0,b=(d,e,f,g)=>{d=glContext.getAttribLocation(glShader,d);const k=f&&gl_INSTANCE_BYTE_STRIDE,h=f&&1,m=1==f;glContext.enableVertexAttribArray(d);glContext.vertexAttribPointer(d,g,e,m,k,a);glContext.vertexAttribDivisor(d,h);a+=g*f};glContext.bindBuffer(gl_ARRAY_BUFFER,glGeometryBuffer);b("g",gl_FLOAT,0,2);glContext.bindBuffer(gl_ARRAY_BUFFER,glArrayBuffer);glContext.bufferData(gl_ARRAY_BUFFER,gl_INSTANCE_BUFFER_SIZE,gl_DYNAMIC_DRAW);b("p",gl_FLOAT,4,4);b("u",gl_FLOAT,4,4);b("c",gl_UNSIGNED_BYTE,1,4);b("a",gl_UNSIGNED_BYTE,1,4);b("r",gl_FLOAT,4,1);b=vec2(2*cameraScale).divide(mainCanvasSize);var c=vec2(-1).subtract(cameraPos.multiply(b));glContext.uniformMatrix4fv(glContext.getUniformLocation(glShader,"m"),!1,[b.x,0,0,0,0,b.y,0,0,1,1,1,1,c.x,c.y,0,0])}}function glSetTexture(a){headlessMode||a==glActiveTexture||(glFlush(),glContext.bindTexture(gl_TEXTURE_2D,glActiveTexture=a))}function glCompileShader(a,b){b=glContext.createShader(b);glContext.shaderSource(b,a);glContext.compileShader(b);if(debug&&!glContext.getShaderParameter(b,gl_COMPILE_STATUS))throw glContext.getShaderInfoLog(b);return b}function glCreateProgram(a,b){const c=glContext.createProgram();glContext.attachShader(c,glCompileShader(a,gl_VERTEX_SHADER));glContext.attachShader(c,glCompileShader(b,gl_FRAGMENT_SHADER));glContext.linkProgram(c);if(debug&&!glContext.getProgramParameter(c,gl_LINK_STATUS))throw glContext.getProgramInfoLog(c);return c}function glCreateTexture(a){const b=glContext.createTexture();glContext.bindTexture(gl_TEXTURE_2D,b);a&&a.width?glContext.texImage2D(gl_TEXTURE_2D,0,gl_RGBA,gl_RGBA,gl_UNSIGNED_BYTE,a):(a=new Uint8Array([255,255,255,255]),glContext.texImage2D(gl_TEXTURE_2D,0,gl_RGBA,1,1,0,gl_RGBA,gl_UNSIGNED_BYTE,a));a=canvasPixelated?gl_NEAREST:gl_LINEAR;glContext.texParameteri(gl_TEXTURE_2D,gl_TEXTURE_MIN_FILTER,a);glContext.texParameteri(gl_TEXTURE_2D,gl_TEXTURE_MAG_FILTER,a);return b}function glFlush(){if(glInstanceCount){var a=glBatchAdditive?gl_ONE:gl_ONE_MINUS_SRC_ALPHA;glContext.blendFuncSeparate(gl_SRC_ALPHA,a,gl_ONE,a);glContext.enable(gl_BLEND);glContext.bufferSubData(gl_ARRAY_BUFFER,0,glPositionData);glContext.drawArraysInstanced(gl_TRIANGLE_STRIP,0,4,glInstanceCount);showWatermark&&(drawCount+=glInstanceCount);glInstanceCount=0;glBatchAdditive=glAdditive}}function glCopyToContext(a,b=!1){glEnable&&(glInstanceCount||b)&&(glFlush(),glOverlay&&!b||a.drawImage(glCanvas,0,0))}function glSetAntialias(a=!0){ASSERT(!glCanvas,"must be called before engineInit");glAntialias=a}function glDraw(a,b,c,d,e,f,g,k,h,m,n=0){ASSERT("number"==typeof m&&"number"==typeof n,"invalid color");(glInstanceCount>=gl_MAX_INSTANCES||glBatchAdditive!=glAdditive)&&glFlush();let l=glInstanceCount*gl_INDICIES_PER_INSTANCE;glPositionData[l++]=a;glPositionData[l++]=b;glPositionData[l++]=c;glPositionData[l++]=d;glPositionData[l++]=f;glPositionData[l++]=g;glPositionData[l++]=k;glPositionData[l++]=h;glColorData[l++]=m;glColorData[l++]=n;glPositionData[l++]=e;glInstanceCount++}const gl_ONE=1,gl_TRIANGLE_STRIP=5,gl_SRC_ALPHA=770,gl_ONE_MINUS_SRC_ALPHA=771,gl_BLEND=3042,gl_TEXTURE_2D=3553,gl_UNSIGNED_BYTE=5121,gl_FLOAT=5126,gl_RGBA=6408,gl_NEAREST=9728,gl_LINEAR=9729,gl_TEXTURE_MAG_FILTER=10240,gl_TEXTURE_MIN_FILTER=10241,gl_COLOR_BUFFER_BIT=16384,gl_TEXTURE0=33984,gl_ARRAY_BUFFER=34962,gl_STATIC_DRAW=35044,gl_DYNAMIC_DRAW=35048,gl_FRAGMENT_SHADER=35632,gl_VERTEX_SHADER=35633,gl_COMPILE_STATUS=35713,gl_LINK_STATUS=35714,gl_UNPACK_FLIP_Y_WEBGL=37440,gl_INDICIES_PER_INSTANCE=11,gl_MAX_INSTANCES=1e4,gl_INSTANCE_BYTE_STRIDE=4*gl_INDICIES_PER_INSTANCE,gl_INSTANCE_BUFFER_SIZE=gl_MAX_INSTANCES*gl_INSTANCE_BYTE_STRIDE,engineName="LittleJS",engineVersion="1.10.6",frameRate=60,timeDelta=1/frameRate;let engineObjects=[],engineObjectsCollide=[],frame=0,time=0,timeReal=0,paused=!1;function setPaused(a){paused=a}let frameTimeLastMS=0,frameTimeBufferMS=0,averageFPS=0;const pluginUpdateList=[],pluginRenderList=[];function engineAddPlugin(a,b){ASSERT(!pluginUpdateList.includes(a));ASSERT(!pluginRenderList.includes(b));a&&pluginUpdateList.push(a);b&&pluginRenderList.push(b)}function engineInit(a,b,c,d,e,f=[],g=document.body){function k(n=0){var l=n-frameTimeLastMS;frameTimeLastMS=n;if(debug||showWatermark)averageFPS=lerp(.05,averageFPS,1e3/(l||1));n=debug&&keyIsDown("Equal");const p=debug&&keyIsDown("Minus");debug&&(l*=n?5:p?.2:1);timeReal+=l/1e3;frameTimeBufferMS+=paused?0:l;n||(frameTimeBufferMS=min(frameTimeBufferMS,50));h();if(paused){for(const r of engineObjects)r.parent||r.updateTransforms();inputUpdate();pluginUpdateList.forEach(r=>r());debugUpdate();c();inputUpdatePost()}else{l=0;0>frameTimeBufferMS&&-9r()),engineObjectsUpdate(),debugUpdate(),c(),inputUpdatePost();frameTimeBufferMS+=l}if(!headlessMode){mainCanvasSize=vec2(mainCanvas.width,mainCanvas.height);mainContext.imageSmoothingEnabled=!canvasPixelated;glPreRender();d();engineObjects.sort((r,x)=>r.renderOrder-x.renderOrder);for(var q of engineObjects)q.destroyed||q.render();e();pluginRenderList.forEach(r=>r());touchGamepadRender();debugRender();glCopyToContext(mainContext);showWatermark&&(overlayContext.textAlign="right",overlayContext.textBaseline="top",overlayContext.font="1em monospace",overlayContext.fillStyle="#000",q=engineName+" v"+engineVersion+" / "+drawCount+" / "+engineObjects.length+" / "+averageFPS.toFixed(1)+(glEnable?" GL":" 2D"),overlayContext.fillText(q,mainCanvas.width-3,3),overlayContext.fillStyle="#fff",overlayContext.fillText(q,mainCanvas.width-2,2),drawCount=0)}requestAnimationFrame(k)}function h(){if(!headlessMode){if(canvasFixedSize.x){mainCanvas.width=canvasFixedSize.x;mainCanvas.height=canvasFixedSize.y;const n=innerWidth/innerHeight,l=mainCanvas.width/mainCanvas.height;(glCanvas||mainCanvas).style.width=mainCanvas.style.width=overlayCanvas.style.width=nn(a())).then(k)}ASSERT(Array.isArray(f),"pass in images as array");headlessMode?m():(g.style.cssText="margin:0;overflow:hidden;width:100vw;height:100vh;display:flex;align-items:center;justify-content:center;background:#000;user-select:none;-webkit-user-select:none;"+(touchInputEnable?"touch-action:none;-webkit-touch-callout:none":""),g.appendChild(mainCanvas=document.createElement("canvas")),mainContext=mainCanvas.getContext("2d"),inputInit(),audioInit(),debugInit(),glInit(),g.appendChild(overlayCanvas=document.createElement("canvas")),overlayContext=overlayCanvas.getContext("2d"),mainCanvas.style.cssText=overlayCanvas.style.cssText="position:absolute",glCanvas&&(glCanvas.style.cssText="position:absolute"),h(),g=f.map((n,l)=>new Promise(p=>{const q=new Image;q.onerror=q.onload=()=>{textureInfos[l]=new TextureInfo(q);p()};q.src=n})),f.length||g.push(new Promise(n=>{textureInfos[0]=new TextureInfo(new Image);n()})),showSplashScreen&&g.push(new Promise(n=>{function l(){clearInput();drawEngineSplashScreen(p+=.01);1b.collideSolidObjects);for(const b of engineObjects)b.parent||(a(b),b.updateTransforms());engineObjects=engineObjects.filter(b=>!b.destroyed)}function engineObjectsDestroy(){for(const a of engineObjects)a.parent||a.destroy();engineObjects=engineObjects.filter(a=>!a.destroyed)}function engineObjectsCollect(a,b,c=engineObjects){const d=[];if(a)if(b instanceof Vector2)for(const e of c)isOverlapping(a,b,e.pos,e.size)&&d.push(e);else{b*=b;for(const e of c)a.distanceSquared(e.pos)c(e))}function engineObjectsRaycast(a,b,c=engineObjects){const d=[];for(const e of c)e.collideRaycast&&isIntersecting(a,b,e.pos,e.size)&&(debugRaycast&&debugRect(e.pos,e.size,"#f00"),d.push(e));debugRaycast&&debugLine(a,b,d.length?"#f00":"#00f",.02);return d}function drawEngineSplashScreen(a){const b=overlayContext;var c=overlayCanvas.width=innerWidth,d=overlayCanvas.height=innerHeight,e=percent(a,1,.8),f=percent(a,0,.5),g=b.createRadialGradient(c/2,d/2,0,c/2,d/2,.7*Math.hypot(c,d));g.addColorStop(0,hsl(0,0,lerp(f,0,e/2),e).toString());g.addColorStop(1,hsl(0,0,0,e).toString());b.save();b.fillStyle=g;b.fillRect(0,0,c,d);g=(h,m,n,l,p)=>{b.beginPath();b.rect(h,m,n,p?l*k:l);(b.fillStyle=p)?b.fill():b.stroke()};f=(h,m,n,l=0,p=2*PI,q,r)=>{const x=(l+p)/2;l=k*(p-l)/2;b.beginPath();r&&b.lineTo(h,m);b.arc(h,m,n,x-l,x+l);(b.fillStyle=q)?b.fill():b.stroke()};e=(h=0,m=0)=>hsl([.98,.3,.57,.14][h%4]-10,.8,[0,.3,.5,.8,.9][m]).toString();a=wave(1,1,a);const k=percent(a,.1,.5);b.translate(c/2,d/2);c=min(6,min(c,d)/99);b.scale(c,c);b.translate(-40,-35);b.lineJoin=b.lineCap="round";b.lineWidth=.1+1.9*k;c=percent(a,.1,1);b.setLineDash([99*c,99]);g(7,16,18,-8,e(2,2));g(7,8,18,4,e(2,3));g(25,8,8,8,e(2,1));g(25,8,-18,8);g(25,8,8,8);g(25,16,7,23,e());g(11,39,14,-23,e(1,1));g(11,16,14,18,e(1,2));g(11,16,14,8,e(1,3));g(25,16,-14,24);g(15,29,6,-9,e(2,2));f(15,21,5,0,PI/2,e(2,4),1);g(21,21,-6,9);g(37,14,9,6,e(3,2));g(37,14,4.5,6,e(3,3));g(37,14,9,6);g(50,20,10,-8,e(0,1));g(50,20,6.5,-8,e(0,2));g(50,20,3.5,-8,e(0,3));g(50,20,10,-8);f(55,2,11.4,.5,PI-.5,e(3,3));f(55,2,11.4,.5,PI/2,e(3,2),1);f(55,2,11.4,.5,PI-.5);g(45,7,20,-7,e(0,2));g(45,-1,20,4,e(0,3));g(45,-1,20,8);for(c=5;c--;)f(60-6*c,30,9.9,0,2*PI,e(c+2,3)),f(60-6*c,30,10,-.5,PI+.5,e(c+2,2)),f(60-6*c,30,10.1,.5,PI-.5,e(c+2,1));f(36,30,10,PI/2,3*PI/2);f(48,30,10,PI/2,3*PI/2);f(60,30,10);b.beginPath();b.lineTo(36,20);b.lineTo(60,20);b.stroke();f(60,30,4,PI,3*PI,e(3,2));f(60,30,4,PI,2*PI,e(3,3));f(60,30,4,PI,3*PI);for(c=6;c--;)b.beginPath(),b.lineTo(53,54),b.lineTo(53,40),b.lineTo(53+(1+2.9*c)*k,40),b.lineTo(53+(4+3.5*c)*k,54),b.fillStyle=e(0,c%2+2),b.fill(),c%2&&b.stroke();g(6,40,5,5);g(6,40,5,5,e());g(15,54,38,-14,e());for(g=3;g--;)for(c=2;c--;)f(15*g+15,47,c?7:1,PI,3*PI,e(g,3)),b.stroke(),f(15*g+15,47,c?7:1,0,PI,e(g,2)),b.stroke();b.beginPath();b.lineTo(6,40);b.lineTo(68,40);b.stroke();b.beginPath();b.lineTo(77,54);b.lineTo(4,54);b.stroke();f=engineName;b.font="900 16px arial";b.textAlign="center";b.textBaseline="top";b.lineWidth=.1+3.9*k;g=0;for(c=0;cc?c:a}function percent(a,b,c){return(c-=b)?clamp((a-b)/c):0}function lerp(a,b,c){return b+clamp(a)*(c-b)}function distanceWrap(a,b,c=1){a=(a-b)%c;return 2*a%c-a}function lerpWrap(a,b,c,d=1){return c+clamp(a)*distanceWrap(b,c,d)}function distanceAngle(a,b){return distanceWrap(a,b,2*PI)}function lerpAngle(a,b,c){return lerpWrap(a,b,c,2*PI)}function smoothStep(a){return a*a*(3-2*a)}function nearestPowerOfTwo(a){return 2**Math.ceil(Math.log2(a))}function isOverlapping(a,b,c,d=vec2()){return 2*abs(a.x-c.x)a[e]){if(f>d)return!1;c=max(f,c)}else{if(fb[e])return!1;return!0}function wave(a=1,b=1,c=time){return b/2*(1-Math.cos(c*a*2*PI))}function formatTime(a){return(a/60|0)+":"+(10>a%60?"0":"")+(a%60|0)}function rand(a=1,b=0){return b+Math.random()*(a-b)}function randInt(a,b=0){return Math.floor(rand(a,b))}function randSign(){return 2*randInt(2)-1}function randVector(a=1){return(new Vector2).setAngle(rand(2*PI),a)}function randInCircle(a=1,b=0){return 0>>17;this.seed^=this.seed<<5;return b+(a-b)*abs(this.seed%1e8)/1e8}int(a,b=0){return Math.floor(this.float(a,b))}sign(){return.5a?this.scale(a/b):this}dot(a){ASSERT(isVector2(a));return this.x*a.x+this.y*a.y}cross(a){ASSERT(isVector2(a));return this.x*a.y-this.y*a.x}angle(){return Math.atan2(this.x,this.y)}setAngle(a=0,b=1){this.x=b*Math.sin(a);this.y=b*Math.cos(a);return this}rotate(a){const b=Math.cos(a);a=Math.sin(a);return new Vector2(this.x*b-this.y*a,this.x*a+this.y*b)}setDirection(a,b=1){a=mod(a,4);ASSERT(0==a||1==a||2==a||3==a);return vec2(a%2?a-1?-b:b:0,a%2?0:a?-b:b)}direction(){return abs(this.x)>abs(this.y)?0>this.x?3:1:0>this.y?2:0}invert(){return new Vector2(this.y,-this.x)}floor(){return new Vector2(Math.floor(this.x),Math.floor(this.y))}area(){return abs(this.x*this.y)}lerp(a,b){ASSERT(isVector2(a));return this.add(a.subtract(this).scale(clamp(b)))}arrayCheck(a){ASSERT(isVector2(a));return 0<=this.x&&0<=this.y&&this.xthis.x?"":" ")+this.x.toFixed(a)},${(0>this.y?"":" ")+this.y.toFixed(a)} )`}isValid(){return"number"==typeof this.x&&!isNaN(this.x)&&"number"==typeof this.y&&!isNaN(this.y)}}function rgb(a,b,c,d){return new Color(a,b,c,d)}function hsl(a,b,c,d){return(new Color).setHSLA(a,b,c,d)}function isColor(a){return a instanceof Color}class Color{constructor(a=1,b=1,c=1,d=1){this.r=a;this.g=b;this.b=c;this.a=d;ASSERT(this.isValid())}set(a=1,b=1,c=1,d=1){this.r=a;this.g=b;this.b=c;this.a=d;ASSERT(this.isValid());return this}copy(){return new Color(this.r,this.g,this.b,this.a)}add(a){ASSERT(isColor(a));return new Color(this.r+a.r,this.g+a.g,this.b+a.b,this.a+a.a)}subtract(a){ASSERT(isColor(a));return new Color(this.r-a.r,this.g-a.g,this.b-a.b,this.a-a.a)}multiply(a){ASSERT(isColor(a));return new Color(this.r*a.r,this.g*a.g,this.b*a.b,this.a*a.a)}divide(a){ASSERT(isColor(a));return new Color(this.r/a.r,this.g/a.g,this.b/a.b,this.a/a.a)}scale(a,b=a){return new Color(this.r*a,this.g*a,this.b*a,this.a*b)}clamp(){return new Color(clamp(this.r),clamp(this.g),clamp(this.b),clamp(this.a))}lerp(a,b){ASSERT(isColor(a));return this.add(a.subtract(this).scale(clamp(b)))}setHSLA(a=0,b=0,c=1,d=1){a=mod(a,1);b=clamp(b);c=clamp(c);b=.5>c?c*(1+b):c+b-c*b;c=2*c-b;const e=(f,g,k)=>1>6*(k=mod(k,1))?f+6*(g-f)*k:1>2*k?g:2>3*k?f+(g-f)*(4-6*k):f;this.r=e(c,b,a+1/3);this.g=e(c,b,a);this.b=e(c,b,a-1/3);this.a=d;ASSERT(this.isValid());return this}HSLA(){const a=clamp(this.r),b=clamp(this.g),c=clamp(this.b),d=clamp(this.a),e=Math.max(a,b,c),f=Math.min(a,b,c),g=(e+f)/2;let k=0,h=0;if(e!=f){let m=e-f;h=.5(16>(c=255*clamp(c)|0)?"0":"")+c.toString(16);return"#"+b(this.r)+b(this.g)+b(this.b)+(a?b(this.a):"")}setHex(a){ASSERT("string"==typeof a&&"#"==a[0]);ASSERT([4,5,7,9].includes(a.length),"Invalid hex");6>a.length?(this.r=clamp(parseInt(a[1],16)/15),this.g=clamp(parseInt(a[2],16)/15),this.b=clamp(parseInt(a[3],16)/15),this.a=5==a.length?clamp(parseInt(a[4],16)/15):1):(this.r=clamp(parseInt(a.slice(1,3),16)/255),this.g=clamp(parseInt(a.slice(3,5),16)/255),this.b=clamp(parseInt(a.slice(5,7),16)/255),this.a=9==a.length?clamp(parseInt(a.slice(7,9),16)/255):1);ASSERT(this.isValid());return this}rgbaInt(){const a=255*clamp(this.r)|0,b=255*clamp(this.g)<<8,c=255*clamp(this.b)<<16,d=255*clamp(this.a)<<24;return a+b+c+d}isValid(){return"number"==typeof this.r&&!isNaN(this.r)&&"number"==typeof this.g&&!isNaN(this.g)&&"number"==typeof this.b&&!isNaN(this.b)&&"number"==typeof this.a&&!isNaN(this.a)}}const WHITE=rgb(),BLACK=rgb(0,0,0),GRAY=rgb(.5,.5,.5),RED=rgb(1,0,0),ORANGE=rgb(1,.5,0),YELLOW=rgb(1,1,0),GREEN=rgb(0,1,0),CYAN=rgb(0,1,1),BLUE=rgb(0,0,1),PURPLE=rgb(.5,0,1),MAGENTA=rgb(1,0,1);class Timer{constructor(a){this.time=void 0==a?void 0:time+a;this.setTime=a}set(a=0){this.time=time+a;this.setTime=a}unset(){this.time=void 0}isSet(){return void 0!=this.time}active(){return time=this.time}get(){return this.isSet()?time-this.time:0}getPercent(){return this.isSet()?percent(this.time-time,this.setTime,0):0}toString(){if(debug)return this.isSet()?Math.abs(this.get())+" seconds "+(0>this.get()?"before":"after"):"unset"}valueOf(){return this.get()}}let cameraPos=vec2(),cameraScale=32,canvasMaxSize=vec2(1920,1080),canvasFixedSize=vec2(),canvasPixelated=!0,fontDefault="arial",showSplashScreen=!1,headlessMode=!1,glEnable=!0,glOverlay=!0,tileSizeDefault=vec2(16),tileFixBleedScale=0,enablePhysicsSolver=!0,objectDefaultMass=1,objectDefaultDamping=1,objectDefaultAngleDamping=1,objectDefaultElasticity=0,objectDefaultFriction=.8,objectMaxSpeed=1,gravity=0,particleEmitRateScale=1,gamepadsEnable=!0,gamepadDirectionEmulateStick=!0,inputWASDEmulateDirection=!0,touchInputEnable=!0,touchGamepadEnable=!1,touchGamepadAnalog=!0,touchGamepadSize=99,touchGamepadAlpha=.3,vibrateEnable=!0,soundEnable=!0,soundVolume=.3,soundDefaultRange=40,soundDefaultTaper=.7,medalDisplayTime=5,medalDisplaySlideTime=.5,medalDisplaySize=vec2(640,80),medalDisplayIconSize=50,medalsPreventUnlock=!1;function setCameraPos(a){cameraPos=a}function setCameraScale(a){cameraScale=a}function setCanvasMaxSize(a){canvasMaxSize=a}function setCanvasFixedSize(a){canvasFixedSize=a}function setCanvasPixelated(a){canvasPixelated=a}function setFontDefault(a){fontDefault=a}function setShowSplashScreen(a){showSplashScreen=a}function setHeadlessMode(a){headlessMode=a}function setGlEnable(a){glEnable=a}function setGlOverlay(a){glOverlay=a}function setTileSizeDefault(a){tileSizeDefault=a}function setTileFixBleedScale(a){tileFixBleedScale=a}function setEnablePhysicsSolver(a){enablePhysicsSolver=a}function setObjectDefaultMass(a){objectDefaultMass=a}function setObjectDefaultDamping(a){objectDefaultDamping=a}function setObjectDefaultAngleDamping(a){objectDefaultAngleDamping=a}function setObjectDefaultElasticity(a){objectDefaultElasticity=a}function setObjectDefaultFriction(a){objectDefaultFriction=a}function setObjectMaxSpeed(a){objectMaxSpeed=a}function setGravity(a){gravity=a}function setParticleEmitRateScale(a){particleEmitRateScale=a}function setGamepadsEnable(a){gamepadsEnable=a}function setGamepadDirectionEmulateStick(a){gamepadDirectionEmulateStick=a}function setInputWASDEmulateDirection(a){inputWASDEmulateDirection=a}function setTouchInputEnable(a){touchInputEnable=a}function setTouchGamepadEnable(a){touchGamepadEnable=a}function setTouchGamepadAnalog(a){touchGamepadAnalog=a}function setTouchGamepadSize(a){touchGamepadSize=a}function setTouchGamepadAlpha(a){touchGamepadAlpha=a}function setVibrateEnable(a){vibrateEnable=a}function setSoundEnable(a){soundEnable=a}function setSoundVolume(a){soundVolume=a;soundEnable&&!headlessMode&&audioGainNode&&(audioGainNode.gain.value=a)}function setSoundDefaultRange(a){soundDefaultRange=a}function setSoundDefaultTaper(a){soundDefaultTaper=a}function setMedalDisplayTime(a){medalDisplayTime=a}function setMedalDisplaySlideTime(a){medalDisplaySlideTime=a}function setMedalDisplaySize(a){medalDisplaySize=a}function setMedalDisplayIconSize(a){medalDisplayIconSize=a}function setMedalsPreventUnlock(a){medalsPreventUnlock=a}function setShowWatermark(a){showWatermark=a}function setDebugKey(a){debugKey=a}class EngineObject{constructor(a=vec2(),b=vec2(1),c,d=0,e=new Color,f=0){ASSERT(isVector2(a)&&isVector2(b),"ensure pos and size are vec2s");ASSERT("number"!==typeof c||!c,"old style tile setup");this.pos=a.copy();this.size=b;this.drawSize=void 0;this.tileInfo=c;this.angle=d;this.color=e;this.additiveColor=void 0;this.mirror=!1;this.mass=objectDefaultMass;this.damping=objectDefaultDamping;this.angleDamping=objectDefaultAngleDamping;this.elasticity=objectDefaultElasticity;this.friction=objectDefaultFriction;this.gravityScale=1;this.renderOrder=f;this.velocity=vec2();this.angleVelocity=0;this.spawnTime=time;this.children=[];this.clampSpeedLinear=!0;this.parent=void 0;this.localPos=vec2();this.localAngle=0;this.collideRaycast=this.isSolid=this.collideSolidObjects=this.collideTiles=!1;engineObjects.push(this)}updateTransforms(){const a=this.parent;if(a){const b=a.getMirrorSign();this.pos=this.localPos.multiply(vec2(b,1)).rotate(-a.angle).add(a.pos);this.angle=b*this.localAngle+a.angle}for(const b of this.children)b.updateTransforms()}update(){if(!this.parent){if(this.clampSpeedLinear)this.velocity.x=clamp(this.velocity.x,-objectMaxSpeed,objectMaxSpeed),this.velocity.y=clamp(this.velocity.y,-objectMaxSpeed,objectMaxSpeed);else{var a=this.velocity.lengthSquared();a>objectMaxSpeed*objectMaxSpeed&&(a=objectMaxSpeed/a**.5,this.velocity.x*=a,this.velocity.y*=a)}a=this.pos.copy();this.velocity.x*=this.damping;this.velocity.y*=this.damping;this.mass&&(this.velocity.y+=gravity*this.gravityScale);this.pos.x+=this.velocity.x;this.pos.y+=this.velocity.y;this.angle+=this.angleVelocity*=this.angleDamping;ASSERT(0<=this.angleDamping&&1>=this.angleDamping);ASSERT(0<=this.damping&&1>=this.damping);if(enablePhysicsSolver&&this.mass){var b=0>this.velocity.y;if(this.groundObject){var c=this.groundObject.velocity?this.groundObject.velocity.x:0;this.velocity.x=c+(this.velocity.x-c)*this.friction;this.groundObject=0}if(this.collideSolidObjects)for(var d of engineObjectsCollide){if(!this.isSolid&&!d.isSolid||d.destroyed||d.parent||d==this)continue;if(!isOverlapping(this.pos,this.size,d.pos,d.size))continue;c=this.collideWithObject(d);var e=d.collideWithObject(this);if(!c||!e)continue;if(isOverlapping(a,this.size,d.pos,d.size)){c=a.subtract(d.pos);e=c.length();c=.01>e?randVector(.001):c.scale(.001/e);this.velocity=this.velocity.add(c);d.mass&&(d.velocity=d.velocity.subtract(c));debugOverlay&&debugPhysics&&debugOverlap(this.pos,this.size,d.pos,d.size,"#f00");continue}e=this.size.add(d.size);var f=2*(a.y-d.pos.y)>e.y+gravity;const k=2*abs(a.y-d.pos.y){if(n){const q=c.pos.x+tileFixBleedScale,r=c.pos.y+tileFixBleedScale,x=c.size.x-2*tileFixBleedScale,v=c.size.y-2*tileFixBleedScale;p.globalAlpha=d.a;p.drawImage(n.image,q,r,x,v,-.5,-.5,1,1);p.globalAlpha=1}else p.fillStyle=d,p.fillRect(-.5,-.5,1,1)},h,m)}function drawRect(a,b,c,d,e,f,g){drawTile(a,b,void 0,c,d,!1,void 0,e,f,g)}function drawLine(a,b,c=.1,d,e,f,g){b=vec2((b.x-a.x)/2,(b.y-a.y)/2);c=vec2(c,2*b.length());drawRect(a.add(b),c,d,b.angle(),e,f,g)}function drawPoly(a,b=new Color,c=0,d=new Color(0,0,0),e,f=mainContext){f.fillStyle=b.toString();f.beginPath();for(const g of e?a:a.map(worldToScreen))f.lineTo(g.x,g.y);f.closePath();f.fill();c&&(f.strokeStyle=d.toString(),f.lineWidth=e?c:c*cameraScale,f.stroke())}function drawEllipse(a,b=1,c=1,d=0,e=new Color,f=0,g=new Color(0,0,0),k,h=mainContext){k||(a=worldToScreen(a),b*=cameraScale,c*=cameraScale,f*=cameraScale);h.fillStyle=e.toString();h.beginPath();h.ellipse(a.x,a.y,b,c,d,0,9);h.fill();f&&(h.strokeStyle=g.toString(),h.lineWidth=f,h.stroke())}function drawCircle(a,b=1,c=new Color,d=0,e=new Color(0,0,0),f,g=mainContext){drawEllipse(a,b,b,0,c,d,e,f,g)}function drawCanvas2D(a,b,c,d,e,f,g=mainContext){f||(a=worldToScreen(a),b=b.scale(cameraScale));g.save();g.translate(a.x+.5,a.y+.5);g.rotate(c);g.scale(d?-b.x:b.x,-b.y);e(g);g.restore()}function setBlendMode(a,b=glEnable,c){ASSERT(!c||!b,"context only supported in canvas 2D mode");b?glAdditive=a:(c||=mainContext,c.globalCompositeOperation=a?"lighter":"source-over")}function drawText(a,b,c=1,d,e=0,f,g,k,h,m){drawTextScreen(a,worldToScreen(b),c*cameraScale,d,e*cameraScale,f,g,k,h,m)}function drawTextScreen(a,b,c=1,d=new Color,e=0,f=new Color(0,0,0),g="center",k=fontDefault,h=overlayContext,m){h.fillStyle=d.toString();h.lineWidth=e;h.strokeStyle=f.toString();h.textAlign=g;h.font=c+"px "+k;h.textBaseline="middle";h.lineJoin="round";b=b.copy();(a+"").split("\n").forEach(n=>{e&&h.strokeText(n,b.x,b.y,m);h.fillText(n,b.x,b.y,m);b.y+=c})}let engineFontImage;class FontImage{constructor(a,b=vec2(8),c=vec2(0,1),d=overlayContext){engineFontImage||((engineFontImage=new Image).src="data:image/png;base64,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");this.image=a||engineFontImage;this.tileSize=b;this.paddingSize=c;this.context=d}drawText(a,b,c=1,d){this.drawTextScreen(a,worldToScreen(b).floor(),c*cameraScale|0,d)}drawTextScreen(a,b,c=4,d){const e=this.context;e.save();e.imageSmoothingEnabled=!canvasPixelated;const f=this.tileSize,g=f.add(this.paddingSize).scale(c),k=this.image.width/this.tileSize.x|0;(a+"").split("\n").forEach((h,m)=>{const n=d?h.length*f.x*c/2|0:0;for(let q=h.length;q--;){var l=h[q].charCodeAt(0);if(32>l||127a,"use code string for keyboard");return inputData[b]&&!!(inputData[b][a]&1)}function keyWasPressed(a,b=0){ASSERT(0a,"use code string for keyboard");return inputData[b]&&!!(inputData[b][a]&2)}function keyWasReleased(a,b=0){ASSERT(0a,"use code string for keyboard");return inputData[b]&&!!(inputData[b][a]&4)}function clearInput(){inputData=[[]];touchGamepadButtons=[]}const mouseIsDown=keyIsDown,mouseWasPressed=keyWasPressed,mouseWasReleased=keyWasReleased;let mousePos=vec2(),mousePosScreen=vec2(),mouseWheel=0,isUsingGamepad=!1,preventDefaultInput=!1;function gamepadIsDown(a,b=0){return keyIsDown(a,b+1)}function gamepadWasPressed(a,b=0){return keyWasPressed(a,b+1)}function gamepadWasReleased(a,b=0){return keyWasReleased(a,b+1)}function gamepadStick(a,b=0){return gamepadStickData[b]?gamepadStickData[b][a]||vec2():vec2()}let inputData=[[]];function inputUpdate(){headlessMode||(touchInputEnable&&isTouchDevice||document.hasFocus()||clearInput(),mousePos=screenToWorld(mousePosScreen),gamepadsUpdate())}function inputUpdatePost(){if(!headlessMode){for(const a of inputData)for(const b in a)a[b]&=1;mouseWheel=0}}function inputInit(){function a(b){return inputWASDEmulateDirection?"KeyW"==b?"ArrowUp":"KeyS"==b?"ArrowDown":"KeyA"==b?"ArrowLeft":"KeyD"==b?"ArrowRight":b:b}headlessMode||(onkeydown=b=>{b.repeat||(isUsingGamepad=!1,inputData[0][b.code]=3,inputWASDEmulateDirection&&(inputData[0][a(b.code)]=3));preventDefaultInput&&b.preventDefault()},onkeyup=b=>{inputData[0][b.code]=4;inputWASDEmulateDirection&&(inputData[0][a(b.code)]=4)},onmousedown=b=>{soundEnable&&!headlessMode&&audioContext&&"running"!=audioContext.state&&audioContext.resume();isUsingGamepad=!1;inputData[0][b.button]=3;mousePosScreen=mouseToScreen(b);b.button&&b.preventDefault()},onmouseup=b=>inputData[0][b.button]=inputData[0][b.button]&2|4,onmousemove=b=>mousePosScreen=mouseToScreen(b),onwheel=b=>mouseWheel=b.ctrlKey?0:sign(b.deltaY),oncontextmenu=b=>!1,onblur=b=>clearInput(),isTouchDevice&&touchInputEnable&&touchInputInit())}function mouseToScreen(a){if(!mainCanvas||headlessMode)return vec2();const b=mainCanvas.getBoundingClientRect();return vec2(mainCanvas.width,mainCanvas.height).multiply(vec2(percent(a.x,b.left,b.right),percent(a.y,b.top,b.bottom)))}const gamepadStickData=[];function gamepadsUpdate(){const a=g=>{const k=h=>.3h?-percent(-h,.3,.8):0;return vec2(k(g.x),k(-g.y)).clampLength()};if(touchGamepadEnable&&isTouchDevice&&(ASSERT(touchGamepadButtons,"set touchGamepadEnable before calling init!"),touchGamepadTimer.isSet())){var b=gamepadStickData[0]||(gamepadStickData[0]=[]);b[0]=vec2();touchGamepadAnalog?b[0]=a(touchGamepadStick):.3>1]=a(vec2(e.axes[f],e.axes[f+1]));for(f=e.buttons.length;f--;){const k=e.buttons[f],h=gamepadIsDown(f,c);g[f]=k.pressed?h?1:3:h?4:0;isUsingGamepad||=!c&&k.pressed}gamepadDirectionEmulateStick&&(e=vec2((gamepadIsDown(15,c)&&1)-(gamepadIsDown(14,c)&&1),(gamepadIsDown(12,c)&&1)-(gamepadIsDown(13,c)&&1)),e.lengthSquared()&&(d[0]=e.clampLength()));touchGamepadEnable&&isUsingGamepad&&touchGamepadTimer.unset()}}}function vibrate(a=100){vibrateEnable&&!headlessMode&&navigator&&navigator.vibrate&&navigator.vibrate(a)}function vibrateStop(){vibrate(0)}const isTouchDevice=void 0!==window.ontouchstart;let touchGamepadTimer=new Timer,touchGamepadButtons,touchGamepadStick;function touchInputInit(){function a(e){soundEnable&&!headlessMode&&audioContext&&"running"!=audioContext.state&&audioContext.resume();const f=e.touches.length;if(f){const g=vec2(e.touches[0].clientX,e.touches[0].clientY);mousePosScreen=mouseToScreen(g);d?isUsingGamepad=touchGamepadEnable:inputData[0][0]=3}else d&&(inputData[0][0]=inputData[0][0]&2|4);d=f;document.hasFocus()&&e.preventDefault();return!0}function b(e){touchGamepadStick=vec2();touchGamepadButtons=[];isUsingGamepad=!0;if(e.touches.length&&(touchGamepadTimer.set(),paused&&!d)){touchGamepadButtons[9]=1;a(e);return}const f=vec2(touchGamepadSize,mainCanvasSize.y-touchGamepadSize),g=mainCanvasSize.subtract(vec2(touchGamepadSize,touchGamepadSize)),k=mainCanvasSize.scale(.5);for(const m of e.touches){var h=mouseToScreen(vec2(m.clientX,m.clientY));h.distance(f)c(e),{passive:!1});document.addEventListener("touchmove",e=>c(e),{passive:!1});document.addEventListener("touchend",e=>c(e),{passive:!1});onmousedown=onmouseup=()=>0;let d}function touchGamepadRender(){if(touchInputEnable&&isTouchDevice&&!headlessMode&&touchGamepadEnable&&touchGamepadTimer.isSet()){var a=percent(touchGamepadTimer.get(),4,3);if(a&&!paused){var b=overlayContext;b.save();b.globalAlpha=a*touchGamepadAlpha;b.strokeStyle="#fff";b.lineWidth=3;b.fillStyle=0f*f)return;b*=percent(g**.5,f,f*this.taper)}f=2*worldToScreen(a).x/mainCanvas.width-1}a=c+c*this.randomness*d*rand(-1,1);return this.source=playSamples(this.sampleChannels,b,a,f,e,this.sampleRate,this.gainNode)}}setVolume(a=1){this.gainNode.gain.value=a}stop(){this.source&&this.source.stop();this.source=void 0}getSource(){return this.source}playNote(a,b,c){return this.play(b,c,2**(a/12),0)}getDuration(){return this.sampleChannels&&this.sampleChannels[0].length/this.sampleRate}isLoading(){return!this.sampleChannels}}class SoundWave extends Sound{constructor(a,b=0,c,d,e){super(void 0,c,d);soundEnable&&!headlessMode&&(this.randomness=b,fetch(a).then(f=>f.arrayBuffer()).then(f=>audioContext.decodeAudioData(f)).then(f=>{this.sampleChannels=[];for(let g=f.numberOfChannels;g--;)this.sampleChannels[g]=Array.from(f.getChannelData(g));this.sampleRate=f.sampleRate}).then(()=>e&&e(this)))}}function playAudioFile(a,b=1,c=!1){if(soundEnable&&!headlessMode)return new SoundWave(a,0,0,0,d=>d.play(void 0,b,1,1,c))}class Music extends Sound{constructor(a){super(void 0);soundEnable&&!headlessMode&&(this.randomness=0,this.sampleChannels=zzfxM(...a),this.sampleRate=zzfxR)}playMusic(a,b=!1){return super.play(void 0,a,1,1,b)}}function speak(a,b="",c=1,d=1,e=1){if(soundEnable&&!headlessMode&&speechSynthesis)return a=new SpeechSynthesisUtterance(a),a.lang=b,a.volume=2*c*soundVolume,a.rate=d,a.pitch=e,speechSynthesis.speak(a),a}function speakStop(){speechSynthesis&&speechSynthesis.cancel()}function getNoteFrequency(a,b=220){return b*2**(a/12)}function playSamples(a,b=1,c=1,d=0,e=!1,f=zzfxR,g){if(soundEnable&&!headlessMode){var k=audioContext.createBuffer(a.length,a[0].length,f),h=audioContext.createBufferSource();a.forEach((m,n)=>k.getChannelData(n).set(m));h.buffer=k;h.playbackRate.value=c;h.loop=e;g=g||audioContext.createGain();g.gain.value=b;g.connect(audioGainNode);a=new StereoPannerNode(audioContext,{pan:clamp(d,-1,1)});h.connect(a).connect(g);"running"!=audioContext.state?audioContext.resume().then(()=>h.start()):h.start();return h}}function zzfx(...a){return playSamples([zzfxG(...a)])}const zzfxR=44100;function zzfxG(a=1,b=.05,c=220,d=0,e=0,f=.1,g=0,k=1,h=0,m=0,n=0,l=0,p=0,q=0,r=0,x=0,v=0,D=1,z=0,E=0,A=0){let w=2*PI;var t=zzfxR;let F=h*=500*w/t/t;b=c*=rand(1+b,1-b)*w/t;let C=[],y=0,G=0,u=0,H=1,R=0,S=0,B=0,J;var L=w*abs(A)*2/t,K=Math.cos(L),M=Math.sin(L)/2/2,I=1+M;L=-2*K/I;M=(1-M)/I;let N=(1+sign(A)*K)/2/I;K=-(sign(A)+K)/I;let O=I=0,P=0,Q=0;d=d*t+9;z*=t;e*=t;f*=t;v*=t;m*=500*w/t**3;r*=w/t;n*=w/t;l*=t;p=p*t|0;for(J=d+z+e+f+v|0;uu?0:(ul&&(c+=n,b+=n,H=0),!p||++R%p||(c=b,h=F,H=H||1);return C}function zzfxM(a,b,c,d=125){let e,f,g,k,h,m,n,l,p,q,r,x,v,D=0,z,E=[],A=[],w=[],t=0,F=0,C=1,y={},G=zzfxR/d*60>>2;for(;C;t++)E=[C=l=x=0],c.forEach((u,H)=>{n=b[u][t]||[0,0,0];C|=b[u][t]&&1;z=x+(b[u][0].length-2-(l?0:1))*G;v=H==c.length-1;e=2;for(g=x;eG-99&&p&&1>r?r+=1/99:0)m=(1-r)*E[D++]/2||0,A[g]=(A[g]||0)-m*F+m,w[g]=(w[g++]||0)+m*F+m;h&&(r=h%1,F=n[1]||0,h|=0)&&(E=y[[q=n[D=0]||0,h]]=y[[q,h]]||(k=[...a[q]],k[2]*=2**((h-12)/12),0d.x?a.x-g.x:g.x-a.x+1),h=f.y*(0>d.y?a.y-g.y:g.y-a.y+1);for(;;){const m=getTileCollisionData(g);if(m&&(!c||c.collideWithTile(m,g)))return debugRaycast&&debugLine(a,b,"#f00",.02),debugRaycast&&debugPoint(g.add(vec2(.5)),"#ff0"),g.add(vec2(.5));if(k>e&&h>e)break;k>h?(g.y+=sign(d.y),h+=f.y):(g.x+=sign(d.x),k+=f.x)}debugRaycast&&debugLine(a,b,"#00f",.02)}class TileLayerData{constructor(a,b=0,c=!1,d=new Color){this.tile=a;this.direction=b;this.mirror=c;this.color=d}clear(){this.tile=this.direction=0;this.mirror=!1;this.color=new Color}}class TileLayer extends EngineObject{constructor(a,b=tileCollisionSize,c=tile(),d=vec2(1),e=0){super(a,b,c,0,void 0,e);this.canvas=document.createElement("canvas");this.context=this.canvas.getContext("2d");this.scale=d;this.isOverlay=!1;this.data=[];for(a=this.size.area();a--;)this.data.push(new TileLayerData);headlessMode&&(this.redraw=()=>{},this.render=()=>{},this.redrawStart=()=>{},this.redrawEnd=()=>{},this.drawTileData=()=>{},this.drawCanvas2D=()=>{})}setData(a,b,c=!1){a.arrayCheck(this.size)&&(this.data[(a.y|0)*this.size.x+a.x|0]=b,c&&this.drawTileData(a))}getData(a){return a.arrayCheck(this.size)&&this.data[(a.y|0)*this.size.x+a.x|0]}update(){}render(){ASSERT(mainContext!=this.context,"must call redrawEnd() after drawing tiles");glOverlay||this.isOverlay||glCopyToContext(mainContext);const a=worldToScreen(this.pos.add(vec2(0,this.size.y*this.scale.y)));(this.isOverlay?overlayContext:mainContext).drawImage(this.canvas,a.x,a.y,cameraScale*this.size.x*this.scale.x,cameraScale*this.size.y*this.scale.y)}redraw(){this.redrawStart(!0);for(let a=this.size.x;a--;)for(let b=this.size.y;b--;)this.drawTileData(vec2(a,b),!1);this.redrawEnd()}redrawStart(a=!1){this.savedRenderSettings=[mainCanvas,mainContext,mainCanvasSize,cameraPos,cameraScale];mainCanvas=this.canvas;mainContext=this.context;mainCanvasSize=this.size.multiply(this.tileInfo.size);cameraPos=this.size.scale(.5);cameraScale=this.tileInfo.size.x;a&&(mainCanvas.width=mainCanvasSize.x,mainCanvas.height=mainCanvasSize.y);this.context.imageSmoothingEnabled=!canvasPixelated;glPreRender()}redrawEnd(){ASSERT(mainContext==this.context,"must call redrawStart() before drawing tiles");glCopyToContext(mainContext,!0);[mainCanvas,mainContext,mainCanvasSize,cameraPos,cameraScale]=this.savedRenderSettings}drawTileData(a,b=!0){var c=this.tileInfo.size;b&&(b=a.multiply(c),this.context.clearRect(b.x,this.canvas.height-b.y,c.x,-c.y));b=this.getData(a);void 0!=b.tile&&(ASSERT(mainContext==this.context,"must call redrawStart() before drawing tiles"),a=a.add(vec2(.5)),c=tile(b.tile,c,this.tileInfo.textureIndex),drawTile(a,vec2(1),c,b.color,b.direction*PI/2,b.mirror))}drawCanvas2D(a,b,c,d,e){const f=this.context;f.save();a=a.subtract(this.pos).multiply(this.tileInfo.size);b=b.multiply(this.tileInfo.size);f.translate(a.x,this.canvas.height-a.y);f.rotate(c);f.scale(d?-b.x:b.x,b.y);e(f);f.restore()}drawTile(a,b=vec2(1),c,d=new Color,e,f){this.drawCanvas2D(a,b,e,f,g=>{const k=c&&c.getTextureInfo();k?(g.globalAlpha=d.a,g.drawImage(k.image,c.pos.x,c.pos.y,c.size.x,c.size.y,-.5,-.5,1,1),g.globalAlpha=1):(g.fillStyle=d,g.fillRect(-.5,-.5,1,1))})}drawRect(a,b,c,d){this.drawTile(a,b,void 0,c,d)}}class ParticleEmitter extends EngineObject{constructor(a,b,c=0,d=0,e=100,f=PI,g,k=new Color,h=new Color,m=new Color(1,1,1,0),n=new Color(1,1,1,0),l=.5,p=.1,q=1,r=.1,x=.05,v=1,D=1,z=0,E=PI,A=.1,w=.2,t=!1,F=!1,C=!0,y=F?1e9:0,G=!1){super(a,vec2(),g,b,void 0,y);this.emitSize=c;this.emitTime=d;this.emitRate=e;this.emitConeAngle=f;this.colorStartA=k;this.colorStartB=h;this.colorEndA=m;this.colorEndB=n;this.randomColorLinear=C;this.particleTime=l;this.sizeStart=p;this.sizeEnd=q;this.speed=r;this.angleSpeed=x;this.damping=v;this.angleDamping=D;this.gravityScale=z;this.particleConeAngle=E;this.fadeRate=A;this.randomness=w;this.collideTiles=t;this.additive=F;this.localSpace=G;this.trailScale=0;this.particleCreateCallback=this.particleDestroyCallback=void 0;this.emitTimeBuffer=0}update(){this.parent&&super.update();if(!this.emitTime||this.getAliveTime()<=this.emitTime){if(this.emitRate*particleEmitRateScale){const a=1/this.emitRate/particleEmitRateScale;for(this.emitTimeBuffer+=timeDelta;0l+l*rand(c,-c);const e=d(this.particleTime),f=d(this.sizeStart),g=d(this.sizeEnd),k=d(this.speed);d=d(this.angleSpeed)*randSign();var h=rand(this.emitConeAngle,-this.emitConeAngle);const m=randColor(this.colorStartA,this.colorStartB,this.randomColorLinear),n=randColor(this.colorEndA,this.colorEndB,this.randomColorLinear);h=this.localSpace?h:this.angle+h;a=new Particle(a,this.tileInfo,b,m,n,e,f,g,this.fadeRate,this.additive,this.trailScale,this.localSpace&&this,this.particleDestroyCallback);a.velocity=vec2().setAngle(h,k);a.angleVelocity=d;a.fadeRate=this.fadeRate;a.damping=this.damping;a.angleDamping=this.angleDamping;a.elasticity=this.elasticity;a.friction=this.friction;a.gravityScale=this.gravityScale;a.collideTiles=this.collideTiles;a.renderOrder=this.renderOrder;a.mirror=!!randInt(2);this.particleCreateCallback&&this.particleCreateCallback(a);return a}render(){}}class Particle extends EngineObject{constructor(a,b,c,d,e,f,g,k,h,m,n,l,p){super(a,vec2(),b,c);this.colorStart=d;this.colorEndDelta=e.subtract(d);this.lifeTime=f;this.sizeStart=g;this.sizeEndDelta=k-g;this.fadeRate=h;this.additive=m;this.trailScale=n;this.localSpaceEmitter=l;this.destroyCallback=p;this.clampSpeedLinear=!1}render(){const a=min((time-this.spawnTime)/this.lifeTime,1),b=vec2(this.sizeStart+a*this.sizeEndDelta);var c=this.fadeRate/2;c=new Color(this.colorStart.r+a*this.colorEndDelta.r,this.colorStart.g+a*this.colorEndDelta.g,this.colorStart.b+a*this.colorEndDelta.b,(this.colorStart.a+a*this.colorEndDelta.a)*(a1-c?(1-a)/c:1));this.additive&&setBlendMode(!0);let d=this.pos,e=this.angle;this.localSpaceEmitter&&(d=this.localSpaceEmitter.pos.add(d.rotate(-this.localSpaceEmitter.angle)),e+=this.localSpaceEmitter.angle);if(this.trailScale){var f=this.velocity;this.localSpaceEmitter&&(f=f.rotate(-this.localSpaceEmitter.angle));var g=f.length();g&&(f=f.scale(1/g),g*=this.trailScale,b.y=max(b.x,g),e=f.angle(),drawTile(d.add(f.multiply(vec2(0,-g/2))),b,this.tileInfo,c,e,this.mirror))}else drawTile(d,b,this.tileInfo,c,e,this.mirror);this.additive&&setBlendMode();debugParticles&&debugRect(d,b,"#f005",0,e);1==a&&(this.color=c,this.size=b,this.destroyCallback&&this.destroyCallback(this),this.destroyed=1)}}const medals={};let medalsDisplayQueue=[],medalsSaveName,medalsDisplayTimeLast;function medalsInit(a){medalsSaveName=a;debugMedals||medalsForEach(b=>b.unlocked=!!localStorage[b.storageKey()]);engineAddPlugin(void 0,function(){if(medalsDisplayQueue.length){var b=medalsDisplayQueue[0],c=timeReal-medalsDisplayTimeLast;if(medalsDisplayTimeLast)if(c>medalDisplayTime)medalsDisplayTimeLast=0,medalsDisplayQueue.shift();else{const d=medalDisplayTime-medalDisplaySlideTime;b.render(cd?(c-d)/medalDisplaySlideTime:0)}else medalsDisplayTimeLast=timeReal}})}function medalsForEach(a){Object.values(medals).forEach(b=>a(b))}class Medal{constructor(a,b,c="",d="🏆",e){ASSERT(0<=a&&!medals[a]);this.id=a;this.name=b;this.description=c;this.icon=d;this.unlocked=!1;e&&((this.image=new Image).src=e);medals[a]=this}unlock(){medalsPreventUnlock||this.unlocked||(ASSERT(medalsSaveName,"save name must be set"),localStorage[this.storageKey()]=this.unlocked=!0,medalsDisplayQueue.push(this))}render(a=0){const b=overlayContext;var c=min(medalDisplaySize.x,mainCanvas.width);const d=overlayCanvas.width-c;a*=-medalDisplaySize.y;b.save();b.beginPath();b.fillStyle=new Color(.9,.9,.9).toString();b.strokeStyle=new Color(0,0,0).toString();b.lineWidth=3;b.rect(d,a,c,medalDisplaySize.y);b.fill();b.stroke();b.clip();this.renderIcon(vec2(d+15+medalDisplayIconSize/2,a+medalDisplaySize.y/2));c=vec2(d+medalDisplayIconSize+30,a+28);drawTextScreen(this.name,c,38,new Color(0,0,0),0,void 0,"left");c.y+=32;drawTextScreen(this.description,c,24,new Color(0,0,0),0,void 0,"left");b.restore()}renderIcon(a,b=medalDisplayIconSize){this.image?overlayContext.drawImage(this.image,a.x-b/2,a.y-b/2,b,b):drawTextScreen(this.icon,a,.7*b,new Color(0,0,0))}storageKey(){return medalsSaveName+"_"+this.id}}let glCanvas,glContext,glAntialias=!0,glShader,glActiveTexture,glArrayBuffer,glGeometryBuffer,glPositionData,glColorData,glInstanceCount,glAdditive,glBatchAdditive;function glInit(){if(glEnable&&!headlessMode){glCanvas=document.createElement("canvas");glContext=glCanvas.getContext("webgl2",{antialias:glAntialias});var a=mainCanvas.parentElement;glOverlay&&a.appendChild(glCanvas);glShader=glCreateProgram("#version 300 es\nprecision highp float;uniform mat4 m;in vec2 g;in vec4 p,u,c,a;in float r;out vec2 v;out vec4 d,e;void main(){vec2 s=(g-.5)*p.zw;gl_Position=m*vec4(p.xy+s*cos(r)-vec2(-s.y,s)*sin(r),1,1);v=mix(u.xw,u.zy,g);d=c;e=a;}","#version 300 es\nprecision highp float;uniform sampler2D s;in vec2 v;in vec4 d,e;out vec4 c;void main(){c=texture(s,v)*d+e;}");a=new ArrayBuffer(gl_INSTANCE_BUFFER_SIZE);glPositionData=new Float32Array(a);glColorData=new Uint32Array(a);glArrayBuffer=glContext.createBuffer();glGeometryBuffer=glContext.createBuffer();a=new Float32Array([glInstanceCount=0,0,1,0,0,1,1,1]);glContext.bindBuffer(gl_ARRAY_BUFFER,glGeometryBuffer);glContext.bufferData(gl_ARRAY_BUFFER,a,gl_STATIC_DRAW)}}function glPreRender(){if(glEnable&&!headlessMode){glContext.viewport(0,0,glCanvas.width=mainCanvas.width,glCanvas.height=mainCanvas.height);glContext.clear(gl_COLOR_BUFFER_BIT);glContext.useProgram(glShader);glContext.activeTexture(gl_TEXTURE0);textureInfos[0]&&glContext.bindTexture(gl_TEXTURE_2D,glActiveTexture=textureInfos[0].glTexture);var a=glAdditive=glBatchAdditive=0,b=(d,e,f,g)=>{d=glContext.getAttribLocation(glShader,d);const k=f&&gl_INSTANCE_BYTE_STRIDE,h=f&&1,m=1==f;glContext.enableVertexAttribArray(d);glContext.vertexAttribPointer(d,g,e,m,k,a);glContext.vertexAttribDivisor(d,h);a+=g*f};glContext.bindBuffer(gl_ARRAY_BUFFER,glGeometryBuffer);b("g",gl_FLOAT,0,2);glContext.bindBuffer(gl_ARRAY_BUFFER,glArrayBuffer);glContext.bufferData(gl_ARRAY_BUFFER,gl_INSTANCE_BUFFER_SIZE,gl_DYNAMIC_DRAW);b("p",gl_FLOAT,4,4);b("u",gl_FLOAT,4,4);b("c",gl_UNSIGNED_BYTE,1,4);b("a",gl_UNSIGNED_BYTE,1,4);b("r",gl_FLOAT,4,1);b=vec2(2*cameraScale).divide(mainCanvasSize);var c=vec2(-1).subtract(cameraPos.multiply(b));glContext.uniformMatrix4fv(glContext.getUniformLocation(glShader,"m"),!1,[b.x,0,0,0,0,b.y,0,0,1,1,1,1,c.x,c.y,0,0])}}function glSetTexture(a){headlessMode||a==glActiveTexture||(glFlush(),glContext.bindTexture(gl_TEXTURE_2D,glActiveTexture=a))}function glCompileShader(a,b){b=glContext.createShader(b);glContext.shaderSource(b,a);glContext.compileShader(b);if(debug&&!glContext.getShaderParameter(b,gl_COMPILE_STATUS))throw glContext.getShaderInfoLog(b);return b}function glCreateProgram(a,b){const c=glContext.createProgram();glContext.attachShader(c,glCompileShader(a,gl_VERTEX_SHADER));glContext.attachShader(c,glCompileShader(b,gl_FRAGMENT_SHADER));glContext.linkProgram(c);if(debug&&!glContext.getProgramParameter(c,gl_LINK_STATUS))throw glContext.getProgramInfoLog(c);return c}function glCreateTexture(a){const b=glContext.createTexture();glContext.bindTexture(gl_TEXTURE_2D,b);a&&a.width?glContext.texImage2D(gl_TEXTURE_2D,0,gl_RGBA,gl_RGBA,gl_UNSIGNED_BYTE,a):(a=new Uint8Array([255,255,255,255]),glContext.texImage2D(gl_TEXTURE_2D,0,gl_RGBA,1,1,0,gl_RGBA,gl_UNSIGNED_BYTE,a));a=canvasPixelated?gl_NEAREST:gl_LINEAR;glContext.texParameteri(gl_TEXTURE_2D,gl_TEXTURE_MIN_FILTER,a);glContext.texParameteri(gl_TEXTURE_2D,gl_TEXTURE_MAG_FILTER,a);return b}function glFlush(){if(glInstanceCount){var a=glBatchAdditive?gl_ONE:gl_ONE_MINUS_SRC_ALPHA;glContext.blendFuncSeparate(gl_SRC_ALPHA,a,gl_ONE,a);glContext.enable(gl_BLEND);glContext.bufferSubData(gl_ARRAY_BUFFER,0,glPositionData);glContext.drawArraysInstanced(gl_TRIANGLE_STRIP,0,4,glInstanceCount);showWatermark&&(drawCount+=glInstanceCount);glInstanceCount=0;glBatchAdditive=glAdditive}}function glCopyToContext(a,b=!1){glEnable&&(glInstanceCount||b)&&(glFlush(),glOverlay&&!b||a.drawImage(glCanvas,0,0))}function glSetAntialias(a=!0){ASSERT(!glCanvas,"must be called before engineInit");glAntialias=a}function glDraw(a,b,c,d,e,f,g,k,h,m,n=0){ASSERT("number"==typeof m&&"number"==typeof n,"invalid color");(glInstanceCount>=gl_MAX_INSTANCES||glBatchAdditive!=glAdditive)&&glFlush();let l=glInstanceCount*gl_INDICIES_PER_INSTANCE;glPositionData[l++]=a;glPositionData[l++]=b;glPositionData[l++]=c;glPositionData[l++]=d;glPositionData[l++]=f;glPositionData[l++]=g;glPositionData[l++]=k;glPositionData[l++]=h;glColorData[l++]=m;glColorData[l++]=n;glPositionData[l++]=e;glInstanceCount++}const gl_ONE=1,gl_TRIANGLE_STRIP=5,gl_SRC_ALPHA=770,gl_ONE_MINUS_SRC_ALPHA=771,gl_BLEND=3042,gl_TEXTURE_2D=3553,gl_UNSIGNED_BYTE=5121,gl_FLOAT=5126,gl_RGBA=6408,gl_NEAREST=9728,gl_LINEAR=9729,gl_TEXTURE_MAG_FILTER=10240,gl_TEXTURE_MIN_FILTER=10241,gl_COLOR_BUFFER_BIT=16384,gl_TEXTURE0=33984,gl_ARRAY_BUFFER=34962,gl_STATIC_DRAW=35044,gl_DYNAMIC_DRAW=35048,gl_FRAGMENT_SHADER=35632,gl_VERTEX_SHADER=35633,gl_COMPILE_STATUS=35713,gl_LINK_STATUS=35714,gl_UNPACK_FLIP_Y_WEBGL=37440,gl_INDICIES_PER_INSTANCE=11,gl_MAX_INSTANCES=1e4,gl_INSTANCE_BYTE_STRIDE=4*gl_INDICIES_PER_INSTANCE,gl_INSTANCE_BUFFER_SIZE=gl_MAX_INSTANCES*gl_INSTANCE_BYTE_STRIDE,engineName="LittleJS",engineVersion="1.10.7",frameRate=60,timeDelta=1/frameRate;let engineObjects=[],engineObjectsCollide=[],frame=0,time=0,timeReal=0,paused=!1;function setPaused(a){paused=a}let frameTimeLastMS=0,frameTimeBufferMS=0,averageFPS=0;const pluginUpdateList=[],pluginRenderList=[];function engineAddPlugin(a,b){ASSERT(!pluginUpdateList.includes(a));ASSERT(!pluginRenderList.includes(b));a&&pluginUpdateList.push(a);b&&pluginRenderList.push(b)}function engineInit(a,b,c,d,e,f=[],g=document.body){function k(n=0){var l=n-frameTimeLastMS;frameTimeLastMS=n;if(debug||showWatermark)averageFPS=lerp(.05,averageFPS,1e3/(l||1));n=debug&&keyIsDown("Equal");const p=debug&&keyIsDown("Minus");debug&&(l*=n?5:p?.2:1);timeReal+=l/1e3;frameTimeBufferMS+=paused?0:l;n||(frameTimeBufferMS=min(frameTimeBufferMS,50));h();if(paused){for(const r of engineObjects)r.parent||r.updateTransforms();inputUpdate();pluginUpdateList.forEach(r=>r());debugUpdate();c();inputUpdatePost()}else{l=0;0>frameTimeBufferMS&&-9r()),engineObjectsUpdate(),debugUpdate(),c(),inputUpdatePost();frameTimeBufferMS+=l}if(!headlessMode){mainCanvasSize=vec2(mainCanvas.width,mainCanvas.height);mainContext.imageSmoothingEnabled=!canvasPixelated;glPreRender();d();engineObjects.sort((r,x)=>r.renderOrder-x.renderOrder);for(var q of engineObjects)q.destroyed||q.render();e();pluginRenderList.forEach(r=>r());touchGamepadRender();debugRender();glCopyToContext(mainContext);showWatermark&&(overlayContext.textAlign="right",overlayContext.textBaseline="top",overlayContext.font="1em monospace",overlayContext.fillStyle="#000",q=engineName+" v"+engineVersion+" / "+drawCount+" / "+engineObjects.length+" / "+averageFPS.toFixed(1)+(glEnable?" GL":" 2D"),overlayContext.fillText(q,mainCanvas.width-3,3),overlayContext.fillStyle="#fff",overlayContext.fillText(q,mainCanvas.width-2,2),drawCount=0)}requestAnimationFrame(k)}function h(){if(!headlessMode){if(canvasFixedSize.x){mainCanvas.width=canvasFixedSize.x;mainCanvas.height=canvasFixedSize.y;const n=innerWidth/innerHeight,l=mainCanvas.width/mainCanvas.height;(glCanvas||mainCanvas).style.width=mainCanvas.style.width=overlayCanvas.style.width=nn(a())).then(k)}ASSERT(Array.isArray(f),"pass in images as array");headlessMode?m():(g.style.cssText="margin:0;overflow:hidden;width:100vw;height:100vh;display:flex;align-items:center;justify-content:center;background:#000;user-select:none;-webkit-user-select:none;"+(touchInputEnable?"touch-action:none;-webkit-touch-callout:none":""),g.appendChild(mainCanvas=document.createElement("canvas")),mainContext=mainCanvas.getContext("2d"),inputInit(),audioInit(),debugInit(),glInit(),g.appendChild(overlayCanvas=document.createElement("canvas")),overlayContext=overlayCanvas.getContext("2d"),mainCanvas.style.cssText=overlayCanvas.style.cssText="position:absolute",glCanvas&&(glCanvas.style.cssText="position:absolute"),h(),g=f.map((n,l)=>new Promise(p=>{const q=new Image;q.onerror=q.onload=()=>{textureInfos[l]=new TextureInfo(q);p()};q.src=n})),f.length||g.push(new Promise(n=>{textureInfos[0]=new TextureInfo(new Image);n()})),showSplashScreen&&g.push(new Promise(n=>{function l(){clearInput();drawEngineSplashScreen(p+=.01);1b.collideSolidObjects);for(const b of engineObjects)b.parent||(a(b),b.updateTransforms());engineObjects=engineObjects.filter(b=>!b.destroyed)}function engineObjectsDestroy(){for(const a of engineObjects)a.parent||a.destroy();engineObjects=engineObjects.filter(a=>!a.destroyed)}function engineObjectsCollect(a,b,c=engineObjects){const d=[];if(a)if(b instanceof Vector2)for(const e of c)isOverlapping(a,b,e.pos,e.size)&&d.push(e);else{b*=b;for(const e of c)a.distanceSquared(e.pos)c(e))}function engineObjectsRaycast(a,b,c=engineObjects){const d=[];for(const e of c)e.collideRaycast&&isIntersecting(a,b,e.pos,e.size)&&(debugRaycast&&debugRect(e.pos,e.size,"#f00"),d.push(e));debugRaycast&&debugLine(a,b,d.length?"#f00":"#00f",.02);return d}function drawEngineSplashScreen(a){const b=overlayContext;var c=overlayCanvas.width=innerWidth,d=overlayCanvas.height=innerHeight,e=percent(a,1,.8),f=percent(a,0,.5),g=b.createRadialGradient(c/2,d/2,0,c/2,d/2,.7*Math.hypot(c,d));g.addColorStop(0,hsl(0,0,lerp(f,0,e/2),e).toString());g.addColorStop(1,hsl(0,0,0,e).toString());b.save();b.fillStyle=g;b.fillRect(0,0,c,d);g=(h,m,n,l,p)=>{b.beginPath();b.rect(h,m,n,p?l*k:l);(b.fillStyle=p)?b.fill():b.stroke()};f=(h,m,n,l=0,p=2*PI,q,r)=>{const x=(l+p)/2;l=k*(p-l)/2;b.beginPath();r&&b.lineTo(h,m);b.arc(h,m,n,x-l,x+l);(b.fillStyle=q)?b.fill():b.stroke()};e=(h=0,m=0)=>hsl([.98,.3,.57,.14][h%4]-10,.8,[0,.3,.5,.8,.9][m]).toString();a=wave(1,1,a);const k=percent(a,.1,.5);b.translate(c/2,d/2);c=min(6,min(c,d)/99);b.scale(c,c);b.translate(-40,-35);b.lineJoin=b.lineCap="round";b.lineWidth=.1+1.9*k;c=percent(a,.1,1);b.setLineDash([99*c,99]);g(7,16,18,-8,e(2,2));g(7,8,18,4,e(2,3));g(25,8,8,8,e(2,1));g(25,8,-18,8);g(25,8,8,8);g(25,16,7,23,e());g(11,39,14,-23,e(1,1));g(11,16,14,18,e(1,2));g(11,16,14,8,e(1,3));g(25,16,-14,24);g(15,29,6,-9,e(2,2));f(15,21,5,0,PI/2,e(2,4),1);g(21,21,-6,9);g(37,14,9,6,e(3,2));g(37,14,4.5,6,e(3,3));g(37,14,9,6);g(50,20,10,-8,e(0,1));g(50,20,6.5,-8,e(0,2));g(50,20,3.5,-8,e(0,3));g(50,20,10,-8);f(55,2,11.4,.5,PI-.5,e(3,3));f(55,2,11.4,.5,PI/2,e(3,2),1);f(55,2,11.4,.5,PI-.5);g(45,7,20,-7,e(0,2));g(45,-1,20,4,e(0,3));g(45,-1,20,8);for(c=5;c--;)f(60-6*c,30,9.9,0,2*PI,e(c+2,3)),f(60-6*c,30,10,-.5,PI+.5,e(c+2,2)),f(60-6*c,30,10.1,.5,PI-.5,e(c+2,1));f(36,30,10,PI/2,3*PI/2);f(48,30,10,PI/2,3*PI/2);f(60,30,10);b.beginPath();b.lineTo(36,20);b.lineTo(60,20);b.stroke();f(60,30,4,PI,3*PI,e(3,2));f(60,30,4,PI,2*PI,e(3,3));f(60,30,4,PI,3*PI);for(c=6;c--;)b.beginPath(),b.lineTo(53,54),b.lineTo(53,40),b.lineTo(53+(1+2.9*c)*k,40),b.lineTo(53+(4+3.5*c)*k,54),b.fillStyle=e(0,c%2+2),b.fill(),c%2&&b.stroke();g(6,40,5,5);g(6,40,5,5,e());g(15,54,38,-14,e());for(g=3;g--;)for(c=2;c--;)f(15*g+15,47,c?7:1,PI,3*PI,e(g,3)),b.stroke(),f(15*g+15,47,c?7:1,0,PI,e(g,2)),b.stroke();b.beginPath();b.lineTo(6,40);b.lineTo(68,40);b.stroke();b.beginPath();b.lineTo(77,54);b.lineTo(4,54);b.stroke();f=engineName;b.font="900 16px arial";b.textAlign="center";b.textBaseline="top";b.lineWidth=.1+3.9*k;g=0;for(c=0;c clamp(parseInt(hex.slice(c,c+2),16)/255); - this.r = fromHex(1); - this.g = fromHex(3), - this.b = fromHex(5); - this.a = hex.length > 7 ? fromHex(7) : 1; + ASSERT(typeof hex == 'string' && hex[0] == '#'); + ASSERT([4,5,7,9].includes(hex.length), 'Invalid hex'); + + if (hex.length < 6) + { + const fromHex = (c)=> clamp(parseInt(hex[c],16)/15); + this.r = fromHex(1); + this.g = fromHex(2), + this.b = fromHex(3); + this.a = hex.length == 5 ? fromHex(4) : 1; + } + else + { + const fromHex = (c)=> clamp(parseInt(hex.slice(c,c+2),16)/255); + this.r = fromHex(1); + this.g = fromHex(3), + this.b = fromHex(5); + this.a = hex.length == 9 ? fromHex(7) : 1; + } + + ASSERT(this.isValid()); return this; } @@ -1234,6 +1272,16 @@ class Color const a = clamp(this.a)*255<<24; return r + g + b + a; } + + /** Checks if this is a valid color + * @return {Boolean} */ + isValid() + { + return typeof this.r == 'number' && !isNaN(this.r) + && typeof this.g == 'number' && !isNaN(this.g) + && typeof this.b == 'number' && !isNaN(this.b) + && typeof this.a == 'number' && !isNaN(this.a); + } } /////////////////////////////////////////////////////////////////////////////// @@ -3975,18 +4023,18 @@ function zzfxM(instruments, patterns, sequence, BPM = 125) -/** The tile collision layer array, use setTileCollisionData and getTileCollisionData to access +/** The tile collision layer grid, use setTileCollisionData and getTileCollisionData to access * @type {Array} * @memberof TileCollision */ let tileCollision = []; -/** Size of the tile collision layer +/** Size of the tile collision layer 2d grid * @type {Vector2} * @memberof TileCollision */ let tileCollisionSize = vec2(); /** Clear and initialize tile collision - * @param {Vector2} size + * @param {Vector2} size - width and height of tile collision 2d grid * @memberof TileCollision */ function initTileCollision(size) { @@ -3996,7 +4044,7 @@ function initTileCollision(size) tileCollision[i] = 0; } -/** Set tile collision data +/** Set tile collision data for a given cell in the grid * @param {Vector2} pos * @param {Number} [data] * @memberof TileCollision */ @@ -4005,7 +4053,7 @@ function setTileCollisionData(pos, data=0) pos.arrayCheck(tileCollisionSize) && (tileCollision[(pos.y|0)*tileCollisionSize.x+pos.x|0] = data); } -/** Get tile collision data +/** Get tile collision data for a given cell in the grid * @param {Vector2} pos * @return {Number} * @memberof TileCollision */ @@ -4036,7 +4084,8 @@ function tileCollisionTest(pos, size=vec2(), object) return false; } -/** Return the center of first tile hit (does not return the exact intersection) +/** Return the center of first tile hit, undefined if nothing was hit. + * This does not return the exact intersection, but the center of the tile hit. * @param {Vector2} posStart * @param {Vector2} posEnd * @param {EngineObject} [object] @@ -5214,7 +5263,7 @@ const engineName = 'LittleJS'; * @type {String} * @default * @memberof Engine */ -const engineVersion = '1.10.6'; +const engineVersion = '1.10.7'; /** Frames per second to update * @type {Number} diff --git a/dist/littlejs.min.js b/dist/littlejs.min.js index 3f249638..a33585d9 100644 --- a/dist/littlejs.min.js +++ b/dist/littlejs.min.js @@ -1 +1 @@ -let showWatermark=0,debugKey="";const debug=0,debugOverlay=0,debugPhysics=0,debugParticles=0,debugRaycast=0,debugGamepads=0,debugMedals=0;function ASSERT(){}function debugInit(){}function debugUpdate(){}function debugRender(){}function debugRect(){}function debugPoly(){}function debugCircle(){}function debugPoint(){}function debugLine(){}function debugOverlap(){}function debugText(){}function debugClear(){}function debugSaveCanvas(){}function debugSaveText(){}function debugSaveDataURL(){}const PI=Math.PI;function abs(a){return Math.abs(a)}function min(a,b){return Math.min(a,b)}function max(a,b){return Math.max(a,b)}function sign(a){return Math.sign(a)}function mod(a,b=1){return(a%b+b)%b}function clamp(a,b=0,c=1){return ac?c:a}function percent(a,b,c){return(c-=b)?clamp((a-b)/c):0}function lerp(a,b,c){return b+clamp(a)*(c-b)}function distanceWrap(a,b,c=1){a=(a-b)%c;return 2*a%c-a}function lerpWrap(a,b,c,d=1){return c+clamp(a)*distanceWrap(b,c,d)}function distanceAngle(a,b){return distanceWrap(a,b,2*PI)}function lerpAngle(a,b,c){return lerpWrap(a,b,c,2*PI)}function smoothStep(a){return a*a*(3-2*a)}function nearestPowerOfTwo(a){return 2**Math.ceil(Math.log2(a))}function isOverlapping(a,b,c,d=vec2()){return 2*abs(a.x-c.x)a[e]){if(f>d)return!1;c=max(f,c)}else{if(fb[e])return!1;return!0}function wave(a=1,b=1,c=time){return b/2*(1-Math.cos(c*a*2*PI))}function formatTime(a){return(a/60|0)+":"+(10>a%60?"0":"")+(a%60|0)}function rand(a=1,b=0){return b+Math.random()*(a-b)}function randInt(a,b=0){return Math.floor(rand(a,b))}function randSign(){return 2*randInt(2)-1}function randVector(a=1){return(new Vector2).setAngle(rand(2*PI),a)}function randInCircle(a=1,b=0){return 0>>17;this.seed^=this.seed<<5;return b+(a-b)*abs(this.seed%1e8)/1e8}int(a,b=0){return Math.floor(this.float(a,b))}sign(){return.5a?this.scale(a/b):this}dot(a){ASSERT(isVector2(a));return this.x*a.x+this.y*a.y}cross(a){ASSERT(isVector2(a));return this.x*a.y-this.y*a.x}angle(){return Math.atan2(this.x,this.y)}setAngle(a=0,b=1){this.x=b*Math.sin(a);this.y=b*Math.cos(a);return this}rotate(a){const b=Math.cos(a);a=Math.sin(a);return new Vector2(this.x*b-this.y*a,this.x*a+this.y*b)}setDirection(a,b=1){a=mod(a,4);ASSERT(0==a||1==a||2==a||3==a);return vec2(a%2?a-1?-b:b:0,a%2?0:a?-b:b)}direction(){return abs(this.x)>abs(this.y)?0>this.x?3:1:0>this.y?2:0}invert(){return new Vector2(this.y,-this.x)}floor(){return new Vector2(Math.floor(this.x),Math.floor(this.y))}area(){return abs(this.x*this.y)}lerp(a,b){ASSERT(isVector2(a));return this.add(a.subtract(this).scale(clamp(b)))}arrayCheck(a){ASSERT(isVector2(a));return 0<=this.x&&0<=this.y&&this.xthis.x?"":" ")+this.x.toFixed(a)},${(0>this.y?"":" ")+this.y.toFixed(a)} )`}}function rgb(a,b,c,d){return new Color(a,b,c,d)}function hsl(a,b,c,d){return(new Color).setHSLA(a,b,c,d)}function isColor(a){return a instanceof Color}class Color{constructor(a=1,b=1,c=1,d=1){this.r=a;this.g=b;this.b=c;this.a=d}set(a=1,b=1,c=1,d=1){this.r=a;this.g=b;this.b=c;this.a=d;return this}copy(){return new Color(this.r,this.g,this.b,this.a)}add(a){ASSERT(isColor(a));return new Color(this.r+a.r,this.g+a.g,this.b+a.b,this.a+a.a)}subtract(a){ASSERT(isColor(a));return new Color(this.r-a.r,this.g-a.g,this.b-a.b,this.a-a.a)}multiply(a){ASSERT(isColor(a));return new Color(this.r*a.r,this.g*a.g,this.b*a.b,this.a*a.a)}divide(a){ASSERT(isColor(a));return new Color(this.r/a.r,this.g/a.g,this.b/a.b,this.a/a.a)}scale(a,b=a){return new Color(this.r*a,this.g*a,this.b*a,this.a*b)}clamp(){return new Color(clamp(this.r),clamp(this.g),clamp(this.b),clamp(this.a))}lerp(a,b){ASSERT(isColor(a));return this.add(a.subtract(this).scale(clamp(b)))}setHSLA(a=0,b=0,c=1,d=1){a=mod(a,1);b=clamp(b);c=clamp(c);b=.5>c?c*(1+b):c+b-c*b;c=2*c-b;const e=(f,g,k)=>1>6*(k=mod(k,1))?f+6*(g-f)*k:1>2*k?g:2>3*k?f+(g-f)*(4-6*k):f;this.r=e(c,b,a+1/3);this.g=e(c,b,a);this.b=e(c,b,a-1/3);this.a=d;return this}HSLA(){const a=clamp(this.r),b=clamp(this.g),c=clamp(this.b),d=clamp(this.a),e=Math.max(a,b,c),f=Math.min(a,b,c),g=(e+f)/2;let k=0,h=0;if(e!=f){let m=e-f;h=.5(16>(c=255*clamp(c)|0)?"0":"")+c.toString(16);return"#"+b(this.r)+b(this.g)+b(this.b)+(a?b(this.a):"")}setHex(a){this.r=clamp(parseInt(a.slice(1,3),16)/255);this.g=clamp(parseInt(a.slice(3,5),16)/255);this.b=clamp(parseInt(a.slice(5,7),16)/255);this.a=7=this.time}get(){return this.isSet()?time-this.time:0}getPercent(){return this.isSet()?percent(this.time-time,this.setTime,0):0}toString(){if(debug)return this.isSet()?Math.abs(this.get())+" seconds "+(0>this.get()?"before":"after"):"unset"}valueOf(){return this.get()}}let cameraPos=vec2(),cameraScale=32,canvasMaxSize=vec2(1920,1080),canvasFixedSize=vec2(),canvasPixelated=!0,fontDefault="arial",showSplashScreen=!1,headlessMode=!1,glEnable=!0,glOverlay=!0,tileSizeDefault=vec2(16),tileFixBleedScale=0,enablePhysicsSolver=!0,objectDefaultMass=1,objectDefaultDamping=1,objectDefaultAngleDamping=1,objectDefaultElasticity=0,objectDefaultFriction=.8,objectMaxSpeed=1,gravity=0,particleEmitRateScale=1,gamepadsEnable=!0,gamepadDirectionEmulateStick=!0,inputWASDEmulateDirection=!0,touchInputEnable=!0,touchGamepadEnable=!1,touchGamepadAnalog=!0,touchGamepadSize=99,touchGamepadAlpha=.3,vibrateEnable=!0,soundEnable=!0,soundVolume=.3,soundDefaultRange=40,soundDefaultTaper=.7,medalDisplayTime=5,medalDisplaySlideTime=.5,medalDisplaySize=vec2(640,80),medalDisplayIconSize=50,medalsPreventUnlock=!1;function setCameraPos(a){cameraPos=a}function setCameraScale(a){cameraScale=a}function setCanvasMaxSize(a){canvasMaxSize=a}function setCanvasFixedSize(a){canvasFixedSize=a}function setCanvasPixelated(a){canvasPixelated=a}function setFontDefault(a){fontDefault=a}function setShowSplashScreen(a){showSplashScreen=a}function setHeadlessMode(a){headlessMode=a}function setGlEnable(a){glEnable=a}function setGlOverlay(a){glOverlay=a}function setTileSizeDefault(a){tileSizeDefault=a}function setTileFixBleedScale(a){tileFixBleedScale=a}function setEnablePhysicsSolver(a){enablePhysicsSolver=a}function setObjectDefaultMass(a){objectDefaultMass=a}function setObjectDefaultDamping(a){objectDefaultDamping=a}function setObjectDefaultAngleDamping(a){objectDefaultAngleDamping=a}function setObjectDefaultElasticity(a){objectDefaultElasticity=a}function setObjectDefaultFriction(a){objectDefaultFriction=a}function setObjectMaxSpeed(a){objectMaxSpeed=a}function setGravity(a){gravity=a}function setParticleEmitRateScale(a){particleEmitRateScale=a}function setGamepadsEnable(a){gamepadsEnable=a}function setGamepadDirectionEmulateStick(a){gamepadDirectionEmulateStick=a}function setInputWASDEmulateDirection(a){inputWASDEmulateDirection=a}function setTouchInputEnable(a){touchInputEnable=a}function setTouchGamepadEnable(a){touchGamepadEnable=a}function setTouchGamepadAnalog(a){touchGamepadAnalog=a}function setTouchGamepadSize(a){touchGamepadSize=a}function setTouchGamepadAlpha(a){touchGamepadAlpha=a}function setVibrateEnable(a){vibrateEnable=a}function setSoundEnable(a){soundEnable=a}function setSoundVolume(a){soundVolume=a;soundEnable&&!headlessMode&&audioGainNode&&(audioGainNode.gain.value=a)}function setSoundDefaultRange(a){soundDefaultRange=a}function setSoundDefaultTaper(a){soundDefaultTaper=a}function setMedalDisplayTime(a){medalDisplayTime=a}function setMedalDisplaySlideTime(a){medalDisplaySlideTime=a}function setMedalDisplaySize(a){medalDisplaySize=a}function setMedalDisplayIconSize(a){medalDisplayIconSize=a}function setMedalsPreventUnlock(a){medalsPreventUnlock=a}function setShowWatermark(a){showWatermark=a}function setDebugKey(a){debugKey=a}class EngineObject{constructor(a=vec2(),b=vec2(1),c,d=0,e=new Color,f=0){ASSERT(isVector2(a)&&isVector2(b),"ensure pos and size are vec2s");ASSERT("number"!==typeof c||!c,"old style tile setup");this.pos=a.copy();this.size=b;this.drawSize=void 0;this.tileInfo=c;this.angle=d;this.color=e;this.additiveColor=void 0;this.mirror=!1;this.mass=objectDefaultMass;this.damping=objectDefaultDamping;this.angleDamping=objectDefaultAngleDamping;this.elasticity=objectDefaultElasticity;this.friction=objectDefaultFriction;this.gravityScale=1;this.renderOrder=f;this.velocity=vec2();this.angleVelocity=0;this.spawnTime=time;this.children=[];this.clampSpeedLinear=!0;this.parent=void 0;this.localPos=vec2();this.localAngle=0;this.collideRaycast=this.isSolid=this.collideSolidObjects=this.collideTiles=!1;engineObjects.push(this)}updateTransforms(){const a=this.parent;if(a){const b=a.getMirrorSign();this.pos=this.localPos.multiply(vec2(b,1)).rotate(-a.angle).add(a.pos);this.angle=b*this.localAngle+a.angle}for(const b of this.children)b.updateTransforms()}update(){if(!this.parent){if(this.clampSpeedLinear)this.velocity.x=clamp(this.velocity.x,-objectMaxSpeed,objectMaxSpeed),this.velocity.y=clamp(this.velocity.y,-objectMaxSpeed,objectMaxSpeed);else{var a=this.velocity.lengthSquared();a>objectMaxSpeed*objectMaxSpeed&&(a=objectMaxSpeed/a**.5,this.velocity.x*=a,this.velocity.y*=a)}a=this.pos.copy();this.velocity.x*=this.damping;this.velocity.y*=this.damping;this.mass&&(this.velocity.y+=gravity*this.gravityScale);this.pos.x+=this.velocity.x;this.pos.y+=this.velocity.y;this.angle+=this.angleVelocity*=this.angleDamping;ASSERT(0<=this.angleDamping&&1>=this.angleDamping);ASSERT(0<=this.damping&&1>=this.damping);if(enablePhysicsSolver&&this.mass){var b=0>this.velocity.y;if(this.groundObject){var c=this.groundObject.velocity?this.groundObject.velocity.x:0;this.velocity.x=c+(this.velocity.x-c)*this.friction;this.groundObject=0}if(this.collideSolidObjects)for(var d of engineObjectsCollide){if(!this.isSolid&&!d.isSolid||d.destroyed||d.parent||d==this)continue;if(!isOverlapping(this.pos,this.size,d.pos,d.size))continue;c=this.collideWithObject(d);var e=d.collideWithObject(this);if(!c||!e)continue;if(isOverlapping(a,this.size,d.pos,d.size)){c=a.subtract(d.pos);e=c.length();c=.01>e?randVector(.001):c.scale(.001/e);this.velocity=this.velocity.add(c);d.mass&&(d.velocity=d.velocity.subtract(c));debugOverlay&&debugPhysics&&debugOverlap(this.pos,this.size,d.pos,d.size,"#f00");continue}e=this.size.add(d.size);var f=2*(a.y-d.pos.y)>e.y+gravity;const k=2*abs(a.y-d.pos.y){if(n){const q=c.pos.x+tileFixBleedScale,r=c.pos.y+tileFixBleedScale,x=c.size.x-2*tileFixBleedScale,v=c.size.y-2*tileFixBleedScale;p.globalAlpha=d.a;p.drawImage(n.image,q,r,x,v,-.5,-.5,1,1);p.globalAlpha=1}else p.fillStyle=d,p.fillRect(-.5,-.5,1,1)},h,m)}function drawRect(a,b,c,d,e,f,g){drawTile(a,b,void 0,c,d,!1,void 0,e,f,g)}function drawLine(a,b,c=.1,d,e,f,g){b=vec2((b.x-a.x)/2,(b.y-a.y)/2);c=vec2(c,2*b.length());drawRect(a.add(b),c,d,b.angle(),e,f,g)}function drawPoly(a,b=new Color,c=0,d=new Color(0,0,0),e,f=mainContext){f.fillStyle=b.toString();f.beginPath();for(const g of e?a:a.map(worldToScreen))f.lineTo(g.x,g.y);f.closePath();f.fill();c&&(f.strokeStyle=d.toString(),f.lineWidth=e?c:c*cameraScale,f.stroke())}function drawEllipse(a,b=1,c=1,d=0,e=new Color,f=0,g=new Color(0,0,0),k,h=mainContext){k||(a=worldToScreen(a),b*=cameraScale,c*=cameraScale,f*=cameraScale);h.fillStyle=e.toString();h.beginPath();h.ellipse(a.x,a.y,b,c,d,0,9);h.fill();f&&(h.strokeStyle=g.toString(),h.lineWidth=f,h.stroke())}function drawCircle(a,b=1,c=new Color,d=0,e=new Color(0,0,0),f,g=mainContext){drawEllipse(a,b,b,0,c,d,e,f,g)}function drawCanvas2D(a,b,c,d,e,f,g=mainContext){f||(a=worldToScreen(a),b=b.scale(cameraScale));g.save();g.translate(a.x+.5,a.y+.5);g.rotate(c);g.scale(d?-b.x:b.x,-b.y);e(g);g.restore()}function setBlendMode(a,b=glEnable,c){ASSERT(!c||!b,"context only supported in canvas 2D mode");b?glAdditive=a:(c||=mainContext,c.globalCompositeOperation=a?"lighter":"source-over")}function drawText(a,b,c=1,d,e=0,f,g,k,h,m){drawTextScreen(a,worldToScreen(b),c*cameraScale,d,e*cameraScale,f,g,k,h,m)}function drawTextScreen(a,b,c=1,d=new Color,e=0,f=new Color(0,0,0),g="center",k=fontDefault,h=overlayContext,m){h.fillStyle=d.toString();h.lineWidth=e;h.strokeStyle=f.toString();h.textAlign=g;h.font=c+"px "+k;h.textBaseline="middle";h.lineJoin="round";b=b.copy();(a+"").split("\n").forEach(n=>{e&&h.strokeText(n,b.x,b.y,m);h.fillText(n,b.x,b.y,m);b.y+=c})}let engineFontImage;class FontImage{constructor(a,b=vec2(8),c=vec2(0,1),d=overlayContext){engineFontImage||((engineFontImage=new Image).src="data:image/png;base64,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");this.image=a||engineFontImage;this.tileSize=b;this.paddingSize=c;this.context=d}drawText(a,b,c=1,d){this.drawTextScreen(a,worldToScreen(b).floor(),c*cameraScale|0,d)}drawTextScreen(a,b,c=4,d){const e=this.context;e.save();e.imageSmoothingEnabled=!canvasPixelated;const f=this.tileSize,g=f.add(this.paddingSize).scale(c),k=this.image.width/this.tileSize.x|0;(a+"").split("\n").forEach((h,m)=>{const n=d?h.length*f.x*c/2|0:0;for(let q=h.length;q--;){var l=h[q].charCodeAt(0);if(32>l||127a,"use code string for keyboard");return inputData[b]&&!!(inputData[b][a]&1)}function keyWasPressed(a,b=0){ASSERT(0a,"use code string for keyboard");return inputData[b]&&!!(inputData[b][a]&2)}function keyWasReleased(a,b=0){ASSERT(0a,"use code string for keyboard");return inputData[b]&&!!(inputData[b][a]&4)}function clearInput(){inputData=[[]];touchGamepadButtons=[]}const mouseIsDown=keyIsDown,mouseWasPressed=keyWasPressed,mouseWasReleased=keyWasReleased;let mousePos=vec2(),mousePosScreen=vec2(),mouseWheel=0,isUsingGamepad=!1,preventDefaultInput=!1;function gamepadIsDown(a,b=0){return keyIsDown(a,b+1)}function gamepadWasPressed(a,b=0){return keyWasPressed(a,b+1)}function gamepadWasReleased(a,b=0){return keyWasReleased(a,b+1)}function gamepadStick(a,b=0){return gamepadStickData[b]?gamepadStickData[b][a]||vec2():vec2()}let inputData=[[]];function inputUpdate(){headlessMode||(touchInputEnable&&isTouchDevice||document.hasFocus()||clearInput(),mousePos=screenToWorld(mousePosScreen),gamepadsUpdate())}function inputUpdatePost(){if(!headlessMode){for(const a of inputData)for(const b in a)a[b]&=1;mouseWheel=0}}function inputInit(){function a(b){return inputWASDEmulateDirection?"KeyW"==b?"ArrowUp":"KeyS"==b?"ArrowDown":"KeyA"==b?"ArrowLeft":"KeyD"==b?"ArrowRight":b:b}headlessMode||(onkeydown=b=>{b.repeat||(isUsingGamepad=!1,inputData[0][b.code]=3,inputWASDEmulateDirection&&(inputData[0][a(b.code)]=3));preventDefaultInput&&b.preventDefault()},onkeyup=b=>{inputData[0][b.code]=4;inputWASDEmulateDirection&&(inputData[0][a(b.code)]=4)},onmousedown=b=>{soundEnable&&!headlessMode&&audioContext&&"running"!=audioContext.state&&audioContext.resume();isUsingGamepad=!1;inputData[0][b.button]=3;mousePosScreen=mouseToScreen(b);b.button&&b.preventDefault()},onmouseup=b=>inputData[0][b.button]=inputData[0][b.button]&2|4,onmousemove=b=>mousePosScreen=mouseToScreen(b),onwheel=b=>mouseWheel=b.ctrlKey?0:sign(b.deltaY),oncontextmenu=b=>!1,onblur=b=>clearInput(),isTouchDevice&&touchInputEnable&&touchInputInit())}function mouseToScreen(a){if(!mainCanvas||headlessMode)return vec2();const b=mainCanvas.getBoundingClientRect();return vec2(mainCanvas.width,mainCanvas.height).multiply(vec2(percent(a.x,b.left,b.right),percent(a.y,b.top,b.bottom)))}const gamepadStickData=[];function gamepadsUpdate(){const a=g=>{const k=h=>.3h?-percent(-h,.3,.8):0;return vec2(k(g.x),k(-g.y)).clampLength()};if(touchGamepadEnable&&isTouchDevice&&(ASSERT(touchGamepadButtons,"set touchGamepadEnable before calling init!"),touchGamepadTimer.isSet())){var b=gamepadStickData[0]||(gamepadStickData[0]=[]);b[0]=vec2();touchGamepadAnalog?b[0]=a(touchGamepadStick):.3>1]=a(vec2(e.axes[f],e.axes[f+1]));for(f=e.buttons.length;f--;){const k=e.buttons[f],h=gamepadIsDown(f,c);g[f]=k.pressed?h?1:3:h?4:0;isUsingGamepad||=!c&&k.pressed}gamepadDirectionEmulateStick&&(e=vec2((gamepadIsDown(15,c)&&1)-(gamepadIsDown(14,c)&&1),(gamepadIsDown(12,c)&&1)-(gamepadIsDown(13,c)&&1)),e.lengthSquared()&&(d[0]=e.clampLength()));touchGamepadEnable&&isUsingGamepad&&touchGamepadTimer.unset()}}}function vibrate(a=100){vibrateEnable&&!headlessMode&&navigator&&navigator.vibrate&&navigator.vibrate(a)}function vibrateStop(){vibrate(0)}const isTouchDevice=void 0!==window.ontouchstart;let touchGamepadTimer=new Timer,touchGamepadButtons,touchGamepadStick;function touchInputInit(){function a(e){soundEnable&&!headlessMode&&audioContext&&"running"!=audioContext.state&&audioContext.resume();const f=e.touches.length;if(f){const g=vec2(e.touches[0].clientX,e.touches[0].clientY);mousePosScreen=mouseToScreen(g);d?isUsingGamepad=touchGamepadEnable:inputData[0][0]=3}else d&&(inputData[0][0]=inputData[0][0]&2|4);d=f;document.hasFocus()&&e.preventDefault();return!0}function b(e){touchGamepadStick=vec2();touchGamepadButtons=[];isUsingGamepad=!0;if(e.touches.length&&(touchGamepadTimer.set(),paused&&!d)){touchGamepadButtons[9]=1;a(e);return}const f=vec2(touchGamepadSize,mainCanvasSize.y-touchGamepadSize),g=mainCanvasSize.subtract(vec2(touchGamepadSize,touchGamepadSize)),k=mainCanvasSize.scale(.5);for(const m of e.touches){var h=mouseToScreen(vec2(m.clientX,m.clientY));h.distance(f)c(e),{passive:!1});document.addEventListener("touchmove",e=>c(e),{passive:!1});document.addEventListener("touchend",e=>c(e),{passive:!1});onmousedown=onmouseup=()=>0;let d}function touchGamepadRender(){if(touchInputEnable&&isTouchDevice&&!headlessMode&&touchGamepadEnable&&touchGamepadTimer.isSet()){var a=percent(touchGamepadTimer.get(),4,3);if(a&&!paused){var b=overlayContext;b.save();b.globalAlpha=a*touchGamepadAlpha;b.strokeStyle="#fff";b.lineWidth=3;b.fillStyle=0f*f)return;b*=percent(g**.5,f,f*this.taper)}f=2*worldToScreen(a).x/mainCanvas.width-1}a=c+c*this.randomness*d*rand(-1,1);return this.source=playSamples(this.sampleChannels,b,a,f,e,this.sampleRate,this.gainNode)}}setVolume(a=1){this.gainNode.gain.value=a}stop(){this.source&&this.source.stop();this.source=void 0}getSource(){return this.source}playNote(a,b,c){return this.play(b,c,2**(a/12),0)}getDuration(){return this.sampleChannels&&this.sampleChannels[0].length/this.sampleRate}isLoading(){return!this.sampleChannels}}class SoundWave extends Sound{constructor(a,b=0,c,d,e){super(void 0,c,d);soundEnable&&!headlessMode&&(this.randomness=b,fetch(a).then(f=>f.arrayBuffer()).then(f=>audioContext.decodeAudioData(f)).then(f=>{this.sampleChannels=[];for(let g=f.numberOfChannels;g--;)this.sampleChannels[g]=Array.from(f.getChannelData(g));this.sampleRate=f.sampleRate}).then(()=>e&&e(this)))}}function playAudioFile(a,b=1,c=!1){if(soundEnable&&!headlessMode)return new SoundWave(a,0,0,0,d=>d.play(void 0,b,1,1,c))}class Music extends Sound{constructor(a){super(void 0);soundEnable&&!headlessMode&&(this.randomness=0,this.sampleChannels=zzfxM(...a),this.sampleRate=zzfxR)}playMusic(a,b=!1){return super.play(void 0,a,1,1,b)}}function speak(a,b="",c=1,d=1,e=1){if(soundEnable&&!headlessMode&&speechSynthesis)return a=new SpeechSynthesisUtterance(a),a.lang=b,a.volume=2*c*soundVolume,a.rate=d,a.pitch=e,speechSynthesis.speak(a),a}function speakStop(){speechSynthesis&&speechSynthesis.cancel()}function getNoteFrequency(a,b=220){return b*2**(a/12)}function playSamples(a,b=1,c=1,d=0,e=!1,f=zzfxR,g){if(soundEnable&&!headlessMode){var k=audioContext.createBuffer(a.length,a[0].length,f),h=audioContext.createBufferSource();a.forEach((m,n)=>k.getChannelData(n).set(m));h.buffer=k;h.playbackRate.value=c;h.loop=e;g=g||audioContext.createGain();g.gain.value=b;g.connect(audioGainNode);a=new StereoPannerNode(audioContext,{pan:clamp(d,-1,1)});h.connect(a).connect(g);"running"!=audioContext.state?audioContext.resume().then(()=>h.start()):h.start();return h}}function zzfx(...a){return playSamples([zzfxG(...a)])}const zzfxR=44100;function zzfxG(a=1,b=.05,c=220,d=0,e=0,f=.1,g=0,k=1,h=0,m=0,n=0,l=0,p=0,q=0,r=0,x=0,v=0,D=1,z=0,E=0,A=0){let w=2*PI;var t=zzfxR;let F=h*=500*w/t/t;b=c*=rand(1+b,1-b)*w/t;let C=[],y=0,G=0,u=0,H=1,R=0,S=0,B=0,J;var L=w*abs(A)*2/t,K=Math.cos(L),M=Math.sin(L)/2/2,I=1+M;L=-2*K/I;M=(1-M)/I;let N=(1+sign(A)*K)/2/I;K=-(sign(A)+K)/I;let O=I=0,P=0,Q=0;d=d*t+9;z*=t;e*=t;f*=t;v*=t;m*=500*w/t**3;r*=w/t;n*=w/t;l*=t;p=p*t|0;for(J=d+z+e+f+v|0;uu?0:(ul&&(c+=n,b+=n,H=0),!p||++R%p||(c=b,h=F,H=H||1);return C}function zzfxM(a,b,c,d=125){let e,f,g,k,h,m,n,l,p,q,r,x,v,D=0,z,E=[],A=[],w=[],t=0,F=0,C=1,y={},G=zzfxR/d*60>>2;for(;C;t++)E=[C=l=x=0],c.forEach((u,H)=>{n=b[u][t]||[0,0,0];C|=b[u][t]&&1;z=x+(b[u][0].length-2-(l?0:1))*G;v=H==c.length-1;e=2;for(g=x;eG-99&&p&&1>r?r+=1/99:0)m=(1-r)*E[D++]/2||0,A[g]=(A[g]||0)-m*F+m,w[g]=(w[g++]||0)+m*F+m;h&&(r=h%1,F=n[1]||0,h|=0)&&(E=y[[q=n[D=0]||0,h]]=y[[q,h]]||(k=[...a[q]],k[2]*=2**((h-12)/12),0d.x?a.x-g.x:g.x-a.x+1),h=f.y*(0>d.y?a.y-g.y:g.y-a.y+1);for(;;){const m=getTileCollisionData(g);if(m&&(!c||c.collideWithTile(m,g)))return debugRaycast&&debugLine(a,b,"#f00",.02),debugRaycast&&debugPoint(g.add(vec2(.5)),"#ff0"),g.add(vec2(.5));if(k>e&&h>e)break;k>h?(g.y+=sign(d.y),h+=f.y):(g.x+=sign(d.x),k+=f.x)}debugRaycast&&debugLine(a,b,"#00f",.02)}class TileLayerData{constructor(a,b=0,c=!1,d=new Color){this.tile=a;this.direction=b;this.mirror=c;this.color=d}clear(){this.tile=this.direction=0;this.mirror=!1;this.color=new Color}}class TileLayer extends EngineObject{constructor(a,b=tileCollisionSize,c=tile(),d=vec2(1),e=0){super(a,b,c,0,void 0,e);this.canvas=document.createElement("canvas");this.context=this.canvas.getContext("2d");this.scale=d;this.isOverlay=!1;this.data=[];for(a=this.size.area();a--;)this.data.push(new TileLayerData);headlessMode&&(this.redraw=()=>{},this.render=()=>{},this.redrawStart=()=>{},this.redrawEnd=()=>{},this.drawTileData=()=>{},this.drawCanvas2D=()=>{})}setData(a,b,c=!1){a.arrayCheck(this.size)&&(this.data[(a.y|0)*this.size.x+a.x|0]=b,c&&this.drawTileData(a))}getData(a){return a.arrayCheck(this.size)&&this.data[(a.y|0)*this.size.x+a.x|0]}update(){}render(){ASSERT(mainContext!=this.context,"must call redrawEnd() after drawing tiles");glOverlay||this.isOverlay||glCopyToContext(mainContext);const a=worldToScreen(this.pos.add(vec2(0,this.size.y*this.scale.y)));(this.isOverlay?overlayContext:mainContext).drawImage(this.canvas,a.x,a.y,cameraScale*this.size.x*this.scale.x,cameraScale*this.size.y*this.scale.y)}redraw(){this.redrawStart(!0);for(let a=this.size.x;a--;)for(let b=this.size.y;b--;)this.drawTileData(vec2(a,b),!1);this.redrawEnd()}redrawStart(a=!1){this.savedRenderSettings=[mainCanvas,mainContext,mainCanvasSize,cameraPos,cameraScale];mainCanvas=this.canvas;mainContext=this.context;mainCanvasSize=this.size.multiply(this.tileInfo.size);cameraPos=this.size.scale(.5);cameraScale=this.tileInfo.size.x;a&&(mainCanvas.width=mainCanvasSize.x,mainCanvas.height=mainCanvasSize.y);this.context.imageSmoothingEnabled=!canvasPixelated;glPreRender()}redrawEnd(){ASSERT(mainContext==this.context,"must call redrawStart() before drawing tiles");glCopyToContext(mainContext,!0);[mainCanvas,mainContext,mainCanvasSize,cameraPos,cameraScale]=this.savedRenderSettings}drawTileData(a,b=!0){var c=this.tileInfo.size;b&&(b=a.multiply(c),this.context.clearRect(b.x,this.canvas.height-b.y,c.x,-c.y));b=this.getData(a);void 0!=b.tile&&(ASSERT(mainContext==this.context,"must call redrawStart() before drawing tiles"),a=a.add(vec2(.5)),c=tile(b.tile,c,this.tileInfo.textureIndex),drawTile(a,vec2(1),c,b.color,b.direction*PI/2,b.mirror))}drawCanvas2D(a,b,c,d,e){const f=this.context;f.save();a=a.subtract(this.pos).multiply(this.tileInfo.size);b=b.multiply(this.tileInfo.size);f.translate(a.x,this.canvas.height-a.y);f.rotate(c);f.scale(d?-b.x:b.x,b.y);e(f);f.restore()}drawTile(a,b=vec2(1),c,d=new Color,e,f){this.drawCanvas2D(a,b,e,f,g=>{const k=c&&c.getTextureInfo();k?(g.globalAlpha=d.a,g.drawImage(k.image,c.pos.x,c.pos.y,c.size.x,c.size.y,-.5,-.5,1,1),g.globalAlpha=1):(g.fillStyle=d,g.fillRect(-.5,-.5,1,1))})}drawRect(a,b,c,d){this.drawTile(a,b,void 0,c,d)}}class ParticleEmitter extends EngineObject{constructor(a,b,c=0,d=0,e=100,f=PI,g,k=new Color,h=new Color,m=new Color(1,1,1,0),n=new Color(1,1,1,0),l=.5,p=.1,q=1,r=.1,x=.05,v=1,D=1,z=0,E=PI,A=.1,w=.2,t=!1,F=!1,C=!0,y=F?1e9:0,G=!1){super(a,vec2(),g,b,void 0,y);this.emitSize=c;this.emitTime=d;this.emitRate=e;this.emitConeAngle=f;this.colorStartA=k;this.colorStartB=h;this.colorEndA=m;this.colorEndB=n;this.randomColorLinear=C;this.particleTime=l;this.sizeStart=p;this.sizeEnd=q;this.speed=r;this.angleSpeed=x;this.damping=v;this.angleDamping=D;this.gravityScale=z;this.particleConeAngle=E;this.fadeRate=A;this.randomness=w;this.collideTiles=t;this.additive=F;this.localSpace=G;this.trailScale=0;this.particleCreateCallback=this.particleDestroyCallback=void 0;this.emitTimeBuffer=0}update(){this.parent&&super.update();if(!this.emitTime||this.getAliveTime()<=this.emitTime){if(this.emitRate*particleEmitRateScale){const a=1/this.emitRate/particleEmitRateScale;for(this.emitTimeBuffer+=timeDelta;0l+l*rand(c,-c);const e=d(this.particleTime),f=d(this.sizeStart),g=d(this.sizeEnd),k=d(this.speed);d=d(this.angleSpeed)*randSign();var h=rand(this.emitConeAngle,-this.emitConeAngle);const m=randColor(this.colorStartA,this.colorStartB,this.randomColorLinear),n=randColor(this.colorEndA,this.colorEndB,this.randomColorLinear);h=this.localSpace?h:this.angle+h;a=new Particle(a,this.tileInfo,b,m,n,e,f,g,this.fadeRate,this.additive,this.trailScale,this.localSpace&&this,this.particleDestroyCallback);a.velocity=vec2().setAngle(h,k);a.angleVelocity=d;a.fadeRate=this.fadeRate;a.damping=this.damping;a.angleDamping=this.angleDamping;a.elasticity=this.elasticity;a.friction=this.friction;a.gravityScale=this.gravityScale;a.collideTiles=this.collideTiles;a.renderOrder=this.renderOrder;a.mirror=!!randInt(2);this.particleCreateCallback&&this.particleCreateCallback(a);return a}render(){}}class Particle extends EngineObject{constructor(a,b,c,d,e,f,g,k,h,m,n,l,p){super(a,vec2(),b,c);this.colorStart=d;this.colorEndDelta=e.subtract(d);this.lifeTime=f;this.sizeStart=g;this.sizeEndDelta=k-g;this.fadeRate=h;this.additive=m;this.trailScale=n;this.localSpaceEmitter=l;this.destroyCallback=p;this.clampSpeedLinear=!1}render(){const a=min((time-this.spawnTime)/this.lifeTime,1),b=vec2(this.sizeStart+a*this.sizeEndDelta);var c=this.fadeRate/2;c=new Color(this.colorStart.r+a*this.colorEndDelta.r,this.colorStart.g+a*this.colorEndDelta.g,this.colorStart.b+a*this.colorEndDelta.b,(this.colorStart.a+a*this.colorEndDelta.a)*(a1-c?(1-a)/c:1));this.additive&&setBlendMode(!0);let d=this.pos,e=this.angle;this.localSpaceEmitter&&(d=this.localSpaceEmitter.pos.add(d.rotate(-this.localSpaceEmitter.angle)),e+=this.localSpaceEmitter.angle);if(this.trailScale){var f=this.velocity;this.localSpaceEmitter&&(f=f.rotate(-this.localSpaceEmitter.angle));var g=f.length();g&&(f=f.scale(1/g),g*=this.trailScale,b.y=max(b.x,g),e=f.angle(),drawTile(d.add(f.multiply(vec2(0,-g/2))),b,this.tileInfo,c,e,this.mirror))}else drawTile(d,b,this.tileInfo,c,e,this.mirror);this.additive&&setBlendMode();debugParticles&&debugRect(d,b,"#f005",0,e);1==a&&(this.color=c,this.size=b,this.destroyCallback&&this.destroyCallback(this),this.destroyed=1)}}const medals={};let medalsDisplayQueue=[],medalsSaveName,medalsDisplayTimeLast;function medalsInit(a){medalsSaveName=a;debugMedals||medalsForEach(b=>b.unlocked=!!localStorage[b.storageKey()]);engineAddPlugin(void 0,function(){if(medalsDisplayQueue.length){var b=medalsDisplayQueue[0],c=timeReal-medalsDisplayTimeLast;if(medalsDisplayTimeLast)if(c>medalDisplayTime)medalsDisplayTimeLast=0,medalsDisplayQueue.shift();else{const d=medalDisplayTime-medalDisplaySlideTime;b.render(cd?(c-d)/medalDisplaySlideTime:0)}else medalsDisplayTimeLast=timeReal}})}function medalsForEach(a){Object.values(medals).forEach(b=>a(b))}class Medal{constructor(a,b,c="",d="🏆",e){ASSERT(0<=a&&!medals[a]);this.id=a;this.name=b;this.description=c;this.icon=d;this.unlocked=!1;e&&((this.image=new Image).src=e);medals[a]=this}unlock(){medalsPreventUnlock||this.unlocked||(ASSERT(medalsSaveName,"save name must be set"),localStorage[this.storageKey()]=this.unlocked=!0,medalsDisplayQueue.push(this))}render(a=0){const b=overlayContext;var c=min(medalDisplaySize.x,mainCanvas.width);const d=overlayCanvas.width-c;a*=-medalDisplaySize.y;b.save();b.beginPath();b.fillStyle=new Color(.9,.9,.9).toString();b.strokeStyle=new Color(0,0,0).toString();b.lineWidth=3;b.rect(d,a,c,medalDisplaySize.y);b.fill();b.stroke();b.clip();this.renderIcon(vec2(d+15+medalDisplayIconSize/2,a+medalDisplaySize.y/2));c=vec2(d+medalDisplayIconSize+30,a+28);drawTextScreen(this.name,c,38,new Color(0,0,0),0,void 0,"left");c.y+=32;drawTextScreen(this.description,c,24,new Color(0,0,0),0,void 0,"left");b.restore()}renderIcon(a,b=medalDisplayIconSize){this.image?overlayContext.drawImage(this.image,a.x-b/2,a.y-b/2,b,b):drawTextScreen(this.icon,a,.7*b,new Color(0,0,0))}storageKey(){return medalsSaveName+"_"+this.id}}let glCanvas,glContext,glAntialias=!0,glShader,glActiveTexture,glArrayBuffer,glGeometryBuffer,glPositionData,glColorData,glInstanceCount,glAdditive,glBatchAdditive;function glInit(){if(glEnable&&!headlessMode){glCanvas=document.createElement("canvas");glContext=glCanvas.getContext("webgl2",{antialias:glAntialias});var a=mainCanvas.parentElement;glOverlay&&a.appendChild(glCanvas);glShader=glCreateProgram("#version 300 es\nprecision highp float;uniform mat4 m;in vec2 g;in vec4 p,u,c,a;in float r;out vec2 v;out vec4 d,e;void main(){vec2 s=(g-.5)*p.zw;gl_Position=m*vec4(p.xy+s*cos(r)-vec2(-s.y,s)*sin(r),1,1);v=mix(u.xw,u.zy,g);d=c;e=a;}","#version 300 es\nprecision highp float;uniform sampler2D s;in vec2 v;in vec4 d,e;out vec4 c;void main(){c=texture(s,v)*d+e;}");a=new ArrayBuffer(gl_INSTANCE_BUFFER_SIZE);glPositionData=new Float32Array(a);glColorData=new Uint32Array(a);glArrayBuffer=glContext.createBuffer();glGeometryBuffer=glContext.createBuffer();a=new Float32Array([glInstanceCount=0,0,1,0,0,1,1,1]);glContext.bindBuffer(gl_ARRAY_BUFFER,glGeometryBuffer);glContext.bufferData(gl_ARRAY_BUFFER,a,gl_STATIC_DRAW)}}function glPreRender(){if(glEnable&&!headlessMode){glContext.viewport(0,0,glCanvas.width=mainCanvas.width,glCanvas.height=mainCanvas.height);glContext.clear(gl_COLOR_BUFFER_BIT);glContext.useProgram(glShader);glContext.activeTexture(gl_TEXTURE0);textureInfos[0]&&glContext.bindTexture(gl_TEXTURE_2D,glActiveTexture=textureInfos[0].glTexture);var a=glAdditive=glBatchAdditive=0,b=(d,e,f,g)=>{d=glContext.getAttribLocation(glShader,d);const k=f&&gl_INSTANCE_BYTE_STRIDE,h=f&&1,m=1==f;glContext.enableVertexAttribArray(d);glContext.vertexAttribPointer(d,g,e,m,k,a);glContext.vertexAttribDivisor(d,h);a+=g*f};glContext.bindBuffer(gl_ARRAY_BUFFER,glGeometryBuffer);b("g",gl_FLOAT,0,2);glContext.bindBuffer(gl_ARRAY_BUFFER,glArrayBuffer);glContext.bufferData(gl_ARRAY_BUFFER,gl_INSTANCE_BUFFER_SIZE,gl_DYNAMIC_DRAW);b("p",gl_FLOAT,4,4);b("u",gl_FLOAT,4,4);b("c",gl_UNSIGNED_BYTE,1,4);b("a",gl_UNSIGNED_BYTE,1,4);b("r",gl_FLOAT,4,1);b=vec2(2*cameraScale).divide(mainCanvasSize);var c=vec2(-1).subtract(cameraPos.multiply(b));glContext.uniformMatrix4fv(glContext.getUniformLocation(glShader,"m"),!1,[b.x,0,0,0,0,b.y,0,0,1,1,1,1,c.x,c.y,0,0])}}function glSetTexture(a){headlessMode||a==glActiveTexture||(glFlush(),glContext.bindTexture(gl_TEXTURE_2D,glActiveTexture=a))}function glCompileShader(a,b){b=glContext.createShader(b);glContext.shaderSource(b,a);glContext.compileShader(b);if(debug&&!glContext.getShaderParameter(b,gl_COMPILE_STATUS))throw glContext.getShaderInfoLog(b);return b}function glCreateProgram(a,b){const c=glContext.createProgram();glContext.attachShader(c,glCompileShader(a,gl_VERTEX_SHADER));glContext.attachShader(c,glCompileShader(b,gl_FRAGMENT_SHADER));glContext.linkProgram(c);if(debug&&!glContext.getProgramParameter(c,gl_LINK_STATUS))throw glContext.getProgramInfoLog(c);return c}function glCreateTexture(a){const b=glContext.createTexture();glContext.bindTexture(gl_TEXTURE_2D,b);a&&a.width?glContext.texImage2D(gl_TEXTURE_2D,0,gl_RGBA,gl_RGBA,gl_UNSIGNED_BYTE,a):(a=new Uint8Array([255,255,255,255]),glContext.texImage2D(gl_TEXTURE_2D,0,gl_RGBA,1,1,0,gl_RGBA,gl_UNSIGNED_BYTE,a));a=canvasPixelated?gl_NEAREST:gl_LINEAR;glContext.texParameteri(gl_TEXTURE_2D,gl_TEXTURE_MIN_FILTER,a);glContext.texParameteri(gl_TEXTURE_2D,gl_TEXTURE_MAG_FILTER,a);return b}function glFlush(){if(glInstanceCount){var a=glBatchAdditive?gl_ONE:gl_ONE_MINUS_SRC_ALPHA;glContext.blendFuncSeparate(gl_SRC_ALPHA,a,gl_ONE,a);glContext.enable(gl_BLEND);glContext.bufferSubData(gl_ARRAY_BUFFER,0,glPositionData);glContext.drawArraysInstanced(gl_TRIANGLE_STRIP,0,4,glInstanceCount);showWatermark&&(drawCount+=glInstanceCount);glInstanceCount=0;glBatchAdditive=glAdditive}}function glCopyToContext(a,b=!1){glEnable&&(glInstanceCount||b)&&(glFlush(),glOverlay&&!b||a.drawImage(glCanvas,0,0))}function glSetAntialias(a=!0){ASSERT(!glCanvas,"must be called before engineInit");glAntialias=a}function glDraw(a,b,c,d,e,f,g,k,h,m,n=0){ASSERT("number"==typeof m&&"number"==typeof n,"invalid color");(glInstanceCount>=gl_MAX_INSTANCES||glBatchAdditive!=glAdditive)&&glFlush();let l=glInstanceCount*gl_INDICIES_PER_INSTANCE;glPositionData[l++]=a;glPositionData[l++]=b;glPositionData[l++]=c;glPositionData[l++]=d;glPositionData[l++]=f;glPositionData[l++]=g;glPositionData[l++]=k;glPositionData[l++]=h;glColorData[l++]=m;glColorData[l++]=n;glPositionData[l++]=e;glInstanceCount++}const gl_ONE=1,gl_TRIANGLE_STRIP=5,gl_SRC_ALPHA=770,gl_ONE_MINUS_SRC_ALPHA=771,gl_BLEND=3042,gl_TEXTURE_2D=3553,gl_UNSIGNED_BYTE=5121,gl_FLOAT=5126,gl_RGBA=6408,gl_NEAREST=9728,gl_LINEAR=9729,gl_TEXTURE_MAG_FILTER=10240,gl_TEXTURE_MIN_FILTER=10241,gl_COLOR_BUFFER_BIT=16384,gl_TEXTURE0=33984,gl_ARRAY_BUFFER=34962,gl_STATIC_DRAW=35044,gl_DYNAMIC_DRAW=35048,gl_FRAGMENT_SHADER=35632,gl_VERTEX_SHADER=35633,gl_COMPILE_STATUS=35713,gl_LINK_STATUS=35714,gl_UNPACK_FLIP_Y_WEBGL=37440,gl_INDICIES_PER_INSTANCE=11,gl_MAX_INSTANCES=1e4,gl_INSTANCE_BYTE_STRIDE=4*gl_INDICIES_PER_INSTANCE,gl_INSTANCE_BUFFER_SIZE=gl_MAX_INSTANCES*gl_INSTANCE_BYTE_STRIDE,engineName="LittleJS",engineVersion="1.10.6",frameRate=60,timeDelta=1/frameRate;let engineObjects=[],engineObjectsCollide=[],frame=0,time=0,timeReal=0,paused=!1;function setPaused(a){paused=a}let frameTimeLastMS=0,frameTimeBufferMS=0,averageFPS=0;const pluginUpdateList=[],pluginRenderList=[];function engineAddPlugin(a,b){ASSERT(!pluginUpdateList.includes(a));ASSERT(!pluginRenderList.includes(b));a&&pluginUpdateList.push(a);b&&pluginRenderList.push(b)}function engineInit(a,b,c,d,e,f=[],g=document.body){function k(n=0){var l=n-frameTimeLastMS;frameTimeLastMS=n;if(debug||showWatermark)averageFPS=lerp(.05,averageFPS,1e3/(l||1));n=debug&&keyIsDown("Equal");const p=debug&&keyIsDown("Minus");debug&&(l*=n?5:p?.2:1);timeReal+=l/1e3;frameTimeBufferMS+=paused?0:l;n||(frameTimeBufferMS=min(frameTimeBufferMS,50));h();if(paused){for(const r of engineObjects)r.parent||r.updateTransforms();inputUpdate();pluginUpdateList.forEach(r=>r());debugUpdate();c();inputUpdatePost()}else{l=0;0>frameTimeBufferMS&&-9r()),engineObjectsUpdate(),debugUpdate(),c(),inputUpdatePost();frameTimeBufferMS+=l}if(!headlessMode){mainCanvasSize=vec2(mainCanvas.width,mainCanvas.height);mainContext.imageSmoothingEnabled=!canvasPixelated;glPreRender();d();engineObjects.sort((r,x)=>r.renderOrder-x.renderOrder);for(var q of engineObjects)q.destroyed||q.render();e();pluginRenderList.forEach(r=>r());touchGamepadRender();debugRender();glCopyToContext(mainContext);showWatermark&&(overlayContext.textAlign="right",overlayContext.textBaseline="top",overlayContext.font="1em monospace",overlayContext.fillStyle="#000",q=engineName+" v"+engineVersion+" / "+drawCount+" / "+engineObjects.length+" / "+averageFPS.toFixed(1)+(glEnable?" GL":" 2D"),overlayContext.fillText(q,mainCanvas.width-3,3),overlayContext.fillStyle="#fff",overlayContext.fillText(q,mainCanvas.width-2,2),drawCount=0)}requestAnimationFrame(k)}function h(){if(!headlessMode){if(canvasFixedSize.x){mainCanvas.width=canvasFixedSize.x;mainCanvas.height=canvasFixedSize.y;const n=innerWidth/innerHeight,l=mainCanvas.width/mainCanvas.height;(glCanvas||mainCanvas).style.width=mainCanvas.style.width=overlayCanvas.style.width=nn(a())).then(k)}ASSERT(Array.isArray(f),"pass in images as array");headlessMode?m():(g.style.cssText="margin:0;overflow:hidden;width:100vw;height:100vh;display:flex;align-items:center;justify-content:center;background:#000;user-select:none;-webkit-user-select:none;"+(touchInputEnable?"touch-action:none;-webkit-touch-callout:none":""),g.appendChild(mainCanvas=document.createElement("canvas")),mainContext=mainCanvas.getContext("2d"),inputInit(),audioInit(),debugInit(),glInit(),g.appendChild(overlayCanvas=document.createElement("canvas")),overlayContext=overlayCanvas.getContext("2d"),mainCanvas.style.cssText=overlayCanvas.style.cssText="position:absolute",glCanvas&&(glCanvas.style.cssText="position:absolute"),h(),g=f.map((n,l)=>new Promise(p=>{const q=new Image;q.onerror=q.onload=()=>{textureInfos[l]=new TextureInfo(q);p()};q.src=n})),f.length||g.push(new Promise(n=>{textureInfos[0]=new TextureInfo(new Image);n()})),showSplashScreen&&g.push(new Promise(n=>{function l(){clearInput();drawEngineSplashScreen(p+=.01);1b.collideSolidObjects);for(const b of engineObjects)b.parent||(a(b),b.updateTransforms());engineObjects=engineObjects.filter(b=>!b.destroyed)}function engineObjectsDestroy(){for(const a of engineObjects)a.parent||a.destroy();engineObjects=engineObjects.filter(a=>!a.destroyed)}function engineObjectsCollect(a,b,c=engineObjects){const d=[];if(a)if(b instanceof Vector2)for(const e of c)isOverlapping(a,b,e.pos,e.size)&&d.push(e);else{b*=b;for(const e of c)a.distanceSquared(e.pos)c(e))}function engineObjectsRaycast(a,b,c=engineObjects){const d=[];for(const e of c)e.collideRaycast&&isIntersecting(a,b,e.pos,e.size)&&(debugRaycast&&debugRect(e.pos,e.size,"#f00"),d.push(e));debugRaycast&&debugLine(a,b,d.length?"#f00":"#00f",.02);return d}function drawEngineSplashScreen(a){const b=overlayContext;var c=overlayCanvas.width=innerWidth,d=overlayCanvas.height=innerHeight,e=percent(a,1,.8),f=percent(a,0,.5),g=b.createRadialGradient(c/2,d/2,0,c/2,d/2,.7*Math.hypot(c,d));g.addColorStop(0,hsl(0,0,lerp(f,0,e/2),e).toString());g.addColorStop(1,hsl(0,0,0,e).toString());b.save();b.fillStyle=g;b.fillRect(0,0,c,d);g=(h,m,n,l,p)=>{b.beginPath();b.rect(h,m,n,p?l*k:l);(b.fillStyle=p)?b.fill():b.stroke()};f=(h,m,n,l=0,p=2*PI,q,r)=>{const x=(l+p)/2;l=k*(p-l)/2;b.beginPath();r&&b.lineTo(h,m);b.arc(h,m,n,x-l,x+l);(b.fillStyle=q)?b.fill():b.stroke()};e=(h=0,m=0)=>hsl([.98,.3,.57,.14][h%4]-10,.8,[0,.3,.5,.8,.9][m]).toString();a=wave(1,1,a);const k=percent(a,.1,.5);b.translate(c/2,d/2);c=min(6,min(c,d)/99);b.scale(c,c);b.translate(-40,-35);b.lineJoin=b.lineCap="round";b.lineWidth=.1+1.9*k;c=percent(a,.1,1);b.setLineDash([99*c,99]);g(7,16,18,-8,e(2,2));g(7,8,18,4,e(2,3));g(25,8,8,8,e(2,1));g(25,8,-18,8);g(25,8,8,8);g(25,16,7,23,e());g(11,39,14,-23,e(1,1));g(11,16,14,18,e(1,2));g(11,16,14,8,e(1,3));g(25,16,-14,24);g(15,29,6,-9,e(2,2));f(15,21,5,0,PI/2,e(2,4),1);g(21,21,-6,9);g(37,14,9,6,e(3,2));g(37,14,4.5,6,e(3,3));g(37,14,9,6);g(50,20,10,-8,e(0,1));g(50,20,6.5,-8,e(0,2));g(50,20,3.5,-8,e(0,3));g(50,20,10,-8);f(55,2,11.4,.5,PI-.5,e(3,3));f(55,2,11.4,.5,PI/2,e(3,2),1);f(55,2,11.4,.5,PI-.5);g(45,7,20,-7,e(0,2));g(45,-1,20,4,e(0,3));g(45,-1,20,8);for(c=5;c--;)f(60-6*c,30,9.9,0,2*PI,e(c+2,3)),f(60-6*c,30,10,-.5,PI+.5,e(c+2,2)),f(60-6*c,30,10.1,.5,PI-.5,e(c+2,1));f(36,30,10,PI/2,3*PI/2);f(48,30,10,PI/2,3*PI/2);f(60,30,10);b.beginPath();b.lineTo(36,20);b.lineTo(60,20);b.stroke();f(60,30,4,PI,3*PI,e(3,2));f(60,30,4,PI,2*PI,e(3,3));f(60,30,4,PI,3*PI);for(c=6;c--;)b.beginPath(),b.lineTo(53,54),b.lineTo(53,40),b.lineTo(53+(1+2.9*c)*k,40),b.lineTo(53+(4+3.5*c)*k,54),b.fillStyle=e(0,c%2+2),b.fill(),c%2&&b.stroke();g(6,40,5,5);g(6,40,5,5,e());g(15,54,38,-14,e());for(g=3;g--;)for(c=2;c--;)f(15*g+15,47,c?7:1,PI,3*PI,e(g,3)),b.stroke(),f(15*g+15,47,c?7:1,0,PI,e(g,2)),b.stroke();b.beginPath();b.lineTo(6,40);b.lineTo(68,40);b.stroke();b.beginPath();b.lineTo(77,54);b.lineTo(4,54);b.stroke();f=engineName;b.font="900 16px arial";b.textAlign="center";b.textBaseline="top";b.lineWidth=.1+3.9*k;g=0;for(c=0;cc?c:a}function percent(a,b,c){return(c-=b)?clamp((a-b)/c):0}function lerp(a,b,c){return b+clamp(a)*(c-b)}function distanceWrap(a,b,c=1){a=(a-b)%c;return 2*a%c-a}function lerpWrap(a,b,c,d=1){return c+clamp(a)*distanceWrap(b,c,d)}function distanceAngle(a,b){return distanceWrap(a,b,2*PI)}function lerpAngle(a,b,c){return lerpWrap(a,b,c,2*PI)}function smoothStep(a){return a*a*(3-2*a)}function nearestPowerOfTwo(a){return 2**Math.ceil(Math.log2(a))}function isOverlapping(a,b,c,d=vec2()){return 2*abs(a.x-c.x)a[e]){if(f>d)return!1;c=max(f,c)}else{if(fb[e])return!1;return!0}function wave(a=1,b=1,c=time){return b/2*(1-Math.cos(c*a*2*PI))}function formatTime(a){return(a/60|0)+":"+(10>a%60?"0":"")+(a%60|0)}function rand(a=1,b=0){return b+Math.random()*(a-b)}function randInt(a,b=0){return Math.floor(rand(a,b))}function randSign(){return 2*randInt(2)-1}function randVector(a=1){return(new Vector2).setAngle(rand(2*PI),a)}function randInCircle(a=1,b=0){return 0>>17;this.seed^=this.seed<<5;return b+(a-b)*abs(this.seed%1e8)/1e8}int(a,b=0){return Math.floor(this.float(a,b))}sign(){return.5a?this.scale(a/b):this}dot(a){ASSERT(isVector2(a));return this.x*a.x+this.y*a.y}cross(a){ASSERT(isVector2(a));return this.x*a.y-this.y*a.x}angle(){return Math.atan2(this.x,this.y)}setAngle(a=0,b=1){this.x=b*Math.sin(a);this.y=b*Math.cos(a);return this}rotate(a){const b=Math.cos(a);a=Math.sin(a);return new Vector2(this.x*b-this.y*a,this.x*a+this.y*b)}setDirection(a,b=1){a=mod(a,4);ASSERT(0==a||1==a||2==a||3==a);return vec2(a%2?a-1?-b:b:0,a%2?0:a?-b:b)}direction(){return abs(this.x)>abs(this.y)?0>this.x?3:1:0>this.y?2:0}invert(){return new Vector2(this.y,-this.x)}floor(){return new Vector2(Math.floor(this.x),Math.floor(this.y))}area(){return abs(this.x*this.y)}lerp(a,b){ASSERT(isVector2(a));return this.add(a.subtract(this).scale(clamp(b)))}arrayCheck(a){ASSERT(isVector2(a));return 0<=this.x&&0<=this.y&&this.xthis.x?"":" ")+this.x.toFixed(a)},${(0>this.y?"":" ")+this.y.toFixed(a)} )`}isValid(){return"number"==typeof this.x&&!isNaN(this.x)&&"number"==typeof this.y&&!isNaN(this.y)}}function rgb(a,b,c,d){return new Color(a,b,c,d)}function hsl(a,b,c,d){return(new Color).setHSLA(a,b,c,d)}function isColor(a){return a instanceof Color}class Color{constructor(a=1,b=1,c=1,d=1){this.r=a;this.g=b;this.b=c;this.a=d;ASSERT(this.isValid())}set(a=1,b=1,c=1,d=1){this.r=a;this.g=b;this.b=c;this.a=d;ASSERT(this.isValid());return this}copy(){return new Color(this.r,this.g,this.b,this.a)}add(a){ASSERT(isColor(a));return new Color(this.r+a.r,this.g+a.g,this.b+a.b,this.a+a.a)}subtract(a){ASSERT(isColor(a));return new Color(this.r-a.r,this.g-a.g,this.b-a.b,this.a-a.a)}multiply(a){ASSERT(isColor(a));return new Color(this.r*a.r,this.g*a.g,this.b*a.b,this.a*a.a)}divide(a){ASSERT(isColor(a));return new Color(this.r/a.r,this.g/a.g,this.b/a.b,this.a/a.a)}scale(a,b=a){return new Color(this.r*a,this.g*a,this.b*a,this.a*b)}clamp(){return new Color(clamp(this.r),clamp(this.g),clamp(this.b),clamp(this.a))}lerp(a,b){ASSERT(isColor(a));return this.add(a.subtract(this).scale(clamp(b)))}setHSLA(a=0,b=0,c=1,d=1){a=mod(a,1);b=clamp(b);c=clamp(c);b=.5>c?c*(1+b):c+b-c*b;c=2*c-b;const e=(f,g,k)=>1>6*(k=mod(k,1))?f+6*(g-f)*k:1>2*k?g:2>3*k?f+(g-f)*(4-6*k):f;this.r=e(c,b,a+1/3);this.g=e(c,b,a);this.b=e(c,b,a-1/3);this.a=d;ASSERT(this.isValid());return this}HSLA(){const a=clamp(this.r),b=clamp(this.g),c=clamp(this.b),d=clamp(this.a),e=Math.max(a,b,c),f=Math.min(a,b,c),g=(e+f)/2;let k=0,h=0;if(e!=f){let m=e-f;h=.5(16>(c=255*clamp(c)|0)?"0":"")+c.toString(16);return"#"+b(this.r)+b(this.g)+b(this.b)+(a?b(this.a):"")}setHex(a){ASSERT("string"==typeof a&&"#"==a[0]);ASSERT([4,5,7,9].includes(a.length),"Invalid hex");6>a.length?(this.r=clamp(parseInt(a[1],16)/15),this.g=clamp(parseInt(a[2],16)/15),this.b=clamp(parseInt(a[3],16)/15),this.a=5==a.length?clamp(parseInt(a[4],16)/15):1):(this.r=clamp(parseInt(a.slice(1,3),16)/255),this.g=clamp(parseInt(a.slice(3,5),16)/255),this.b=clamp(parseInt(a.slice(5,7),16)/255),this.a=9==a.length?clamp(parseInt(a.slice(7,9),16)/255):1);ASSERT(this.isValid());return this}rgbaInt(){const a=255*clamp(this.r)|0,b=255*clamp(this.g)<<8,c=255*clamp(this.b)<<16,d=255*clamp(this.a)<<24;return a+b+c+d}isValid(){return"number"==typeof this.r&&!isNaN(this.r)&&"number"==typeof this.g&&!isNaN(this.g)&&"number"==typeof this.b&&!isNaN(this.b)&&"number"==typeof this.a&&!isNaN(this.a)}}const WHITE=rgb(),BLACK=rgb(0,0,0),GRAY=rgb(.5,.5,.5),RED=rgb(1,0,0),ORANGE=rgb(1,.5,0),YELLOW=rgb(1,1,0),GREEN=rgb(0,1,0),CYAN=rgb(0,1,1),BLUE=rgb(0,0,1),PURPLE=rgb(.5,0,1),MAGENTA=rgb(1,0,1);class Timer{constructor(a){this.time=void 0==a?void 0:time+a;this.setTime=a}set(a=0){this.time=time+a;this.setTime=a}unset(){this.time=void 0}isSet(){return void 0!=this.time}active(){return time=this.time}get(){return this.isSet()?time-this.time:0}getPercent(){return this.isSet()?percent(this.time-time,this.setTime,0):0}toString(){if(debug)return this.isSet()?Math.abs(this.get())+" seconds "+(0>this.get()?"before":"after"):"unset"}valueOf(){return this.get()}}let cameraPos=vec2(),cameraScale=32,canvasMaxSize=vec2(1920,1080),canvasFixedSize=vec2(),canvasPixelated=!0,fontDefault="arial",showSplashScreen=!1,headlessMode=!1,glEnable=!0,glOverlay=!0,tileSizeDefault=vec2(16),tileFixBleedScale=0,enablePhysicsSolver=!0,objectDefaultMass=1,objectDefaultDamping=1,objectDefaultAngleDamping=1,objectDefaultElasticity=0,objectDefaultFriction=.8,objectMaxSpeed=1,gravity=0,particleEmitRateScale=1,gamepadsEnable=!0,gamepadDirectionEmulateStick=!0,inputWASDEmulateDirection=!0,touchInputEnable=!0,touchGamepadEnable=!1,touchGamepadAnalog=!0,touchGamepadSize=99,touchGamepadAlpha=.3,vibrateEnable=!0,soundEnable=!0,soundVolume=.3,soundDefaultRange=40,soundDefaultTaper=.7,medalDisplayTime=5,medalDisplaySlideTime=.5,medalDisplaySize=vec2(640,80),medalDisplayIconSize=50,medalsPreventUnlock=!1;function setCameraPos(a){cameraPos=a}function setCameraScale(a){cameraScale=a}function setCanvasMaxSize(a){canvasMaxSize=a}function setCanvasFixedSize(a){canvasFixedSize=a}function setCanvasPixelated(a){canvasPixelated=a}function setFontDefault(a){fontDefault=a}function setShowSplashScreen(a){showSplashScreen=a}function setHeadlessMode(a){headlessMode=a}function setGlEnable(a){glEnable=a}function setGlOverlay(a){glOverlay=a}function setTileSizeDefault(a){tileSizeDefault=a}function setTileFixBleedScale(a){tileFixBleedScale=a}function setEnablePhysicsSolver(a){enablePhysicsSolver=a}function setObjectDefaultMass(a){objectDefaultMass=a}function setObjectDefaultDamping(a){objectDefaultDamping=a}function setObjectDefaultAngleDamping(a){objectDefaultAngleDamping=a}function setObjectDefaultElasticity(a){objectDefaultElasticity=a}function setObjectDefaultFriction(a){objectDefaultFriction=a}function setObjectMaxSpeed(a){objectMaxSpeed=a}function setGravity(a){gravity=a}function setParticleEmitRateScale(a){particleEmitRateScale=a}function setGamepadsEnable(a){gamepadsEnable=a}function setGamepadDirectionEmulateStick(a){gamepadDirectionEmulateStick=a}function setInputWASDEmulateDirection(a){inputWASDEmulateDirection=a}function setTouchInputEnable(a){touchInputEnable=a}function setTouchGamepadEnable(a){touchGamepadEnable=a}function setTouchGamepadAnalog(a){touchGamepadAnalog=a}function setTouchGamepadSize(a){touchGamepadSize=a}function setTouchGamepadAlpha(a){touchGamepadAlpha=a}function setVibrateEnable(a){vibrateEnable=a}function setSoundEnable(a){soundEnable=a}function setSoundVolume(a){soundVolume=a;soundEnable&&!headlessMode&&audioGainNode&&(audioGainNode.gain.value=a)}function setSoundDefaultRange(a){soundDefaultRange=a}function setSoundDefaultTaper(a){soundDefaultTaper=a}function setMedalDisplayTime(a){medalDisplayTime=a}function setMedalDisplaySlideTime(a){medalDisplaySlideTime=a}function setMedalDisplaySize(a){medalDisplaySize=a}function setMedalDisplayIconSize(a){medalDisplayIconSize=a}function setMedalsPreventUnlock(a){medalsPreventUnlock=a}function setShowWatermark(a){showWatermark=a}function setDebugKey(a){debugKey=a}class EngineObject{constructor(a=vec2(),b=vec2(1),c,d=0,e=new Color,f=0){ASSERT(isVector2(a)&&isVector2(b),"ensure pos and size are vec2s");ASSERT("number"!==typeof c||!c,"old style tile setup");this.pos=a.copy();this.size=b;this.drawSize=void 0;this.tileInfo=c;this.angle=d;this.color=e;this.additiveColor=void 0;this.mirror=!1;this.mass=objectDefaultMass;this.damping=objectDefaultDamping;this.angleDamping=objectDefaultAngleDamping;this.elasticity=objectDefaultElasticity;this.friction=objectDefaultFriction;this.gravityScale=1;this.renderOrder=f;this.velocity=vec2();this.angleVelocity=0;this.spawnTime=time;this.children=[];this.clampSpeedLinear=!0;this.parent=void 0;this.localPos=vec2();this.localAngle=0;this.collideRaycast=this.isSolid=this.collideSolidObjects=this.collideTiles=!1;engineObjects.push(this)}updateTransforms(){const a=this.parent;if(a){const b=a.getMirrorSign();this.pos=this.localPos.multiply(vec2(b,1)).rotate(-a.angle).add(a.pos);this.angle=b*this.localAngle+a.angle}for(const b of this.children)b.updateTransforms()}update(){if(!this.parent){if(this.clampSpeedLinear)this.velocity.x=clamp(this.velocity.x,-objectMaxSpeed,objectMaxSpeed),this.velocity.y=clamp(this.velocity.y,-objectMaxSpeed,objectMaxSpeed);else{var a=this.velocity.lengthSquared();a>objectMaxSpeed*objectMaxSpeed&&(a=objectMaxSpeed/a**.5,this.velocity.x*=a,this.velocity.y*=a)}a=this.pos.copy();this.velocity.x*=this.damping;this.velocity.y*=this.damping;this.mass&&(this.velocity.y+=gravity*this.gravityScale);this.pos.x+=this.velocity.x;this.pos.y+=this.velocity.y;this.angle+=this.angleVelocity*=this.angleDamping;ASSERT(0<=this.angleDamping&&1>=this.angleDamping);ASSERT(0<=this.damping&&1>=this.damping);if(enablePhysicsSolver&&this.mass){var b=0>this.velocity.y;if(this.groundObject){var c=this.groundObject.velocity?this.groundObject.velocity.x:0;this.velocity.x=c+(this.velocity.x-c)*this.friction;this.groundObject=0}if(this.collideSolidObjects)for(var d of engineObjectsCollide){if(!this.isSolid&&!d.isSolid||d.destroyed||d.parent||d==this)continue;if(!isOverlapping(this.pos,this.size,d.pos,d.size))continue;c=this.collideWithObject(d);var e=d.collideWithObject(this);if(!c||!e)continue;if(isOverlapping(a,this.size,d.pos,d.size)){c=a.subtract(d.pos);e=c.length();c=.01>e?randVector(.001):c.scale(.001/e);this.velocity=this.velocity.add(c);d.mass&&(d.velocity=d.velocity.subtract(c));debugOverlay&&debugPhysics&&debugOverlap(this.pos,this.size,d.pos,d.size,"#f00");continue}e=this.size.add(d.size);var f=2*(a.y-d.pos.y)>e.y+gravity;const k=2*abs(a.y-d.pos.y){if(n){const q=c.pos.x+tileFixBleedScale,r=c.pos.y+tileFixBleedScale,x=c.size.x-2*tileFixBleedScale,v=c.size.y-2*tileFixBleedScale;p.globalAlpha=d.a;p.drawImage(n.image,q,r,x,v,-.5,-.5,1,1);p.globalAlpha=1}else p.fillStyle=d,p.fillRect(-.5,-.5,1,1)},h,m)}function drawRect(a,b,c,d,e,f,g){drawTile(a,b,void 0,c,d,!1,void 0,e,f,g)}function drawLine(a,b,c=.1,d,e,f,g){b=vec2((b.x-a.x)/2,(b.y-a.y)/2);c=vec2(c,2*b.length());drawRect(a.add(b),c,d,b.angle(),e,f,g)}function drawPoly(a,b=new Color,c=0,d=new Color(0,0,0),e,f=mainContext){f.fillStyle=b.toString();f.beginPath();for(const g of e?a:a.map(worldToScreen))f.lineTo(g.x,g.y);f.closePath();f.fill();c&&(f.strokeStyle=d.toString(),f.lineWidth=e?c:c*cameraScale,f.stroke())}function drawEllipse(a,b=1,c=1,d=0,e=new Color,f=0,g=new Color(0,0,0),k,h=mainContext){k||(a=worldToScreen(a),b*=cameraScale,c*=cameraScale,f*=cameraScale);h.fillStyle=e.toString();h.beginPath();h.ellipse(a.x,a.y,b,c,d,0,9);h.fill();f&&(h.strokeStyle=g.toString(),h.lineWidth=f,h.stroke())}function drawCircle(a,b=1,c=new Color,d=0,e=new Color(0,0,0),f,g=mainContext){drawEllipse(a,b,b,0,c,d,e,f,g)}function drawCanvas2D(a,b,c,d,e,f,g=mainContext){f||(a=worldToScreen(a),b=b.scale(cameraScale));g.save();g.translate(a.x+.5,a.y+.5);g.rotate(c);g.scale(d?-b.x:b.x,-b.y);e(g);g.restore()}function setBlendMode(a,b=glEnable,c){ASSERT(!c||!b,"context only supported in canvas 2D mode");b?glAdditive=a:(c||=mainContext,c.globalCompositeOperation=a?"lighter":"source-over")}function drawText(a,b,c=1,d,e=0,f,g,k,h,m){drawTextScreen(a,worldToScreen(b),c*cameraScale,d,e*cameraScale,f,g,k,h,m)}function drawTextScreen(a,b,c=1,d=new Color,e=0,f=new Color(0,0,0),g="center",k=fontDefault,h=overlayContext,m){h.fillStyle=d.toString();h.lineWidth=e;h.strokeStyle=f.toString();h.textAlign=g;h.font=c+"px "+k;h.textBaseline="middle";h.lineJoin="round";b=b.copy();(a+"").split("\n").forEach(n=>{e&&h.strokeText(n,b.x,b.y,m);h.fillText(n,b.x,b.y,m);b.y+=c})}let engineFontImage;class FontImage{constructor(a,b=vec2(8),c=vec2(0,1),d=overlayContext){engineFontImage||((engineFontImage=new Image).src="data:image/png;base64,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");this.image=a||engineFontImage;this.tileSize=b;this.paddingSize=c;this.context=d}drawText(a,b,c=1,d){this.drawTextScreen(a,worldToScreen(b).floor(),c*cameraScale|0,d)}drawTextScreen(a,b,c=4,d){const e=this.context;e.save();e.imageSmoothingEnabled=!canvasPixelated;const f=this.tileSize,g=f.add(this.paddingSize).scale(c),k=this.image.width/this.tileSize.x|0;(a+"").split("\n").forEach((h,m)=>{const n=d?h.length*f.x*c/2|0:0;for(let q=h.length;q--;){var l=h[q].charCodeAt(0);if(32>l||127a,"use code string for keyboard");return inputData[b]&&!!(inputData[b][a]&1)}function keyWasPressed(a,b=0){ASSERT(0a,"use code string for keyboard");return inputData[b]&&!!(inputData[b][a]&2)}function keyWasReleased(a,b=0){ASSERT(0a,"use code string for keyboard");return inputData[b]&&!!(inputData[b][a]&4)}function clearInput(){inputData=[[]];touchGamepadButtons=[]}const mouseIsDown=keyIsDown,mouseWasPressed=keyWasPressed,mouseWasReleased=keyWasReleased;let mousePos=vec2(),mousePosScreen=vec2(),mouseWheel=0,isUsingGamepad=!1,preventDefaultInput=!1;function gamepadIsDown(a,b=0){return keyIsDown(a,b+1)}function gamepadWasPressed(a,b=0){return keyWasPressed(a,b+1)}function gamepadWasReleased(a,b=0){return keyWasReleased(a,b+1)}function gamepadStick(a,b=0){return gamepadStickData[b]?gamepadStickData[b][a]||vec2():vec2()}let inputData=[[]];function inputUpdate(){headlessMode||(touchInputEnable&&isTouchDevice||document.hasFocus()||clearInput(),mousePos=screenToWorld(mousePosScreen),gamepadsUpdate())}function inputUpdatePost(){if(!headlessMode){for(const a of inputData)for(const b in a)a[b]&=1;mouseWheel=0}}function inputInit(){function a(b){return inputWASDEmulateDirection?"KeyW"==b?"ArrowUp":"KeyS"==b?"ArrowDown":"KeyA"==b?"ArrowLeft":"KeyD"==b?"ArrowRight":b:b}headlessMode||(onkeydown=b=>{b.repeat||(isUsingGamepad=!1,inputData[0][b.code]=3,inputWASDEmulateDirection&&(inputData[0][a(b.code)]=3));preventDefaultInput&&b.preventDefault()},onkeyup=b=>{inputData[0][b.code]=4;inputWASDEmulateDirection&&(inputData[0][a(b.code)]=4)},onmousedown=b=>{soundEnable&&!headlessMode&&audioContext&&"running"!=audioContext.state&&audioContext.resume();isUsingGamepad=!1;inputData[0][b.button]=3;mousePosScreen=mouseToScreen(b);b.button&&b.preventDefault()},onmouseup=b=>inputData[0][b.button]=inputData[0][b.button]&2|4,onmousemove=b=>mousePosScreen=mouseToScreen(b),onwheel=b=>mouseWheel=b.ctrlKey?0:sign(b.deltaY),oncontextmenu=b=>!1,onblur=b=>clearInput(),isTouchDevice&&touchInputEnable&&touchInputInit())}function mouseToScreen(a){if(!mainCanvas||headlessMode)return vec2();const b=mainCanvas.getBoundingClientRect();return vec2(mainCanvas.width,mainCanvas.height).multiply(vec2(percent(a.x,b.left,b.right),percent(a.y,b.top,b.bottom)))}const gamepadStickData=[];function gamepadsUpdate(){const a=g=>{const k=h=>.3h?-percent(-h,.3,.8):0;return vec2(k(g.x),k(-g.y)).clampLength()};if(touchGamepadEnable&&isTouchDevice&&(ASSERT(touchGamepadButtons,"set touchGamepadEnable before calling init!"),touchGamepadTimer.isSet())){var b=gamepadStickData[0]||(gamepadStickData[0]=[]);b[0]=vec2();touchGamepadAnalog?b[0]=a(touchGamepadStick):.3>1]=a(vec2(e.axes[f],e.axes[f+1]));for(f=e.buttons.length;f--;){const k=e.buttons[f],h=gamepadIsDown(f,c);g[f]=k.pressed?h?1:3:h?4:0;isUsingGamepad||=!c&&k.pressed}gamepadDirectionEmulateStick&&(e=vec2((gamepadIsDown(15,c)&&1)-(gamepadIsDown(14,c)&&1),(gamepadIsDown(12,c)&&1)-(gamepadIsDown(13,c)&&1)),e.lengthSquared()&&(d[0]=e.clampLength()));touchGamepadEnable&&isUsingGamepad&&touchGamepadTimer.unset()}}}function vibrate(a=100){vibrateEnable&&!headlessMode&&navigator&&navigator.vibrate&&navigator.vibrate(a)}function vibrateStop(){vibrate(0)}const isTouchDevice=void 0!==window.ontouchstart;let touchGamepadTimer=new Timer,touchGamepadButtons,touchGamepadStick;function touchInputInit(){function a(e){soundEnable&&!headlessMode&&audioContext&&"running"!=audioContext.state&&audioContext.resume();const f=e.touches.length;if(f){const g=vec2(e.touches[0].clientX,e.touches[0].clientY);mousePosScreen=mouseToScreen(g);d?isUsingGamepad=touchGamepadEnable:inputData[0][0]=3}else d&&(inputData[0][0]=inputData[0][0]&2|4);d=f;document.hasFocus()&&e.preventDefault();return!0}function b(e){touchGamepadStick=vec2();touchGamepadButtons=[];isUsingGamepad=!0;if(e.touches.length&&(touchGamepadTimer.set(),paused&&!d)){touchGamepadButtons[9]=1;a(e);return}const f=vec2(touchGamepadSize,mainCanvasSize.y-touchGamepadSize),g=mainCanvasSize.subtract(vec2(touchGamepadSize,touchGamepadSize)),k=mainCanvasSize.scale(.5);for(const m of e.touches){var h=mouseToScreen(vec2(m.clientX,m.clientY));h.distance(f)c(e),{passive:!1});document.addEventListener("touchmove",e=>c(e),{passive:!1});document.addEventListener("touchend",e=>c(e),{passive:!1});onmousedown=onmouseup=()=>0;let d}function touchGamepadRender(){if(touchInputEnable&&isTouchDevice&&!headlessMode&&touchGamepadEnable&&touchGamepadTimer.isSet()){var a=percent(touchGamepadTimer.get(),4,3);if(a&&!paused){var b=overlayContext;b.save();b.globalAlpha=a*touchGamepadAlpha;b.strokeStyle="#fff";b.lineWidth=3;b.fillStyle=0f*f)return;b*=percent(g**.5,f,f*this.taper)}f=2*worldToScreen(a).x/mainCanvas.width-1}a=c+c*this.randomness*d*rand(-1,1);return this.source=playSamples(this.sampleChannels,b,a,f,e,this.sampleRate,this.gainNode)}}setVolume(a=1){this.gainNode.gain.value=a}stop(){this.source&&this.source.stop();this.source=void 0}getSource(){return this.source}playNote(a,b,c){return this.play(b,c,2**(a/12),0)}getDuration(){return this.sampleChannels&&this.sampleChannels[0].length/this.sampleRate}isLoading(){return!this.sampleChannels}}class SoundWave extends Sound{constructor(a,b=0,c,d,e){super(void 0,c,d);soundEnable&&!headlessMode&&(this.randomness=b,fetch(a).then(f=>f.arrayBuffer()).then(f=>audioContext.decodeAudioData(f)).then(f=>{this.sampleChannels=[];for(let g=f.numberOfChannels;g--;)this.sampleChannels[g]=Array.from(f.getChannelData(g));this.sampleRate=f.sampleRate}).then(()=>e&&e(this)))}}function playAudioFile(a,b=1,c=!1){if(soundEnable&&!headlessMode)return new SoundWave(a,0,0,0,d=>d.play(void 0,b,1,1,c))}class Music extends Sound{constructor(a){super(void 0);soundEnable&&!headlessMode&&(this.randomness=0,this.sampleChannels=zzfxM(...a),this.sampleRate=zzfxR)}playMusic(a,b=!1){return super.play(void 0,a,1,1,b)}}function speak(a,b="",c=1,d=1,e=1){if(soundEnable&&!headlessMode&&speechSynthesis)return a=new SpeechSynthesisUtterance(a),a.lang=b,a.volume=2*c*soundVolume,a.rate=d,a.pitch=e,speechSynthesis.speak(a),a}function speakStop(){speechSynthesis&&speechSynthesis.cancel()}function getNoteFrequency(a,b=220){return b*2**(a/12)}function playSamples(a,b=1,c=1,d=0,e=!1,f=zzfxR,g){if(soundEnable&&!headlessMode){var k=audioContext.createBuffer(a.length,a[0].length,f),h=audioContext.createBufferSource();a.forEach((m,n)=>k.getChannelData(n).set(m));h.buffer=k;h.playbackRate.value=c;h.loop=e;g=g||audioContext.createGain();g.gain.value=b;g.connect(audioGainNode);a=new StereoPannerNode(audioContext,{pan:clamp(d,-1,1)});h.connect(a).connect(g);"running"!=audioContext.state?audioContext.resume().then(()=>h.start()):h.start();return h}}function zzfx(...a){return playSamples([zzfxG(...a)])}const zzfxR=44100;function zzfxG(a=1,b=.05,c=220,d=0,e=0,f=.1,g=0,k=1,h=0,m=0,n=0,l=0,p=0,q=0,r=0,x=0,v=0,D=1,z=0,E=0,A=0){let w=2*PI;var t=zzfxR;let F=h*=500*w/t/t;b=c*=rand(1+b,1-b)*w/t;let C=[],y=0,G=0,u=0,H=1,R=0,S=0,B=0,J;var L=w*abs(A)*2/t,K=Math.cos(L),M=Math.sin(L)/2/2,I=1+M;L=-2*K/I;M=(1-M)/I;let N=(1+sign(A)*K)/2/I;K=-(sign(A)+K)/I;let O=I=0,P=0,Q=0;d=d*t+9;z*=t;e*=t;f*=t;v*=t;m*=500*w/t**3;r*=w/t;n*=w/t;l*=t;p=p*t|0;for(J=d+z+e+f+v|0;uu?0:(ul&&(c+=n,b+=n,H=0),!p||++R%p||(c=b,h=F,H=H||1);return C}function zzfxM(a,b,c,d=125){let e,f,g,k,h,m,n,l,p,q,r,x,v,D=0,z,E=[],A=[],w=[],t=0,F=0,C=1,y={},G=zzfxR/d*60>>2;for(;C;t++)E=[C=l=x=0],c.forEach((u,H)=>{n=b[u][t]||[0,0,0];C|=b[u][t]&&1;z=x+(b[u][0].length-2-(l?0:1))*G;v=H==c.length-1;e=2;for(g=x;eG-99&&p&&1>r?r+=1/99:0)m=(1-r)*E[D++]/2||0,A[g]=(A[g]||0)-m*F+m,w[g]=(w[g++]||0)+m*F+m;h&&(r=h%1,F=n[1]||0,h|=0)&&(E=y[[q=n[D=0]||0,h]]=y[[q,h]]||(k=[...a[q]],k[2]*=2**((h-12)/12),0d.x?a.x-g.x:g.x-a.x+1),h=f.y*(0>d.y?a.y-g.y:g.y-a.y+1);for(;;){const m=getTileCollisionData(g);if(m&&(!c||c.collideWithTile(m,g)))return debugRaycast&&debugLine(a,b,"#f00",.02),debugRaycast&&debugPoint(g.add(vec2(.5)),"#ff0"),g.add(vec2(.5));if(k>e&&h>e)break;k>h?(g.y+=sign(d.y),h+=f.y):(g.x+=sign(d.x),k+=f.x)}debugRaycast&&debugLine(a,b,"#00f",.02)}class TileLayerData{constructor(a,b=0,c=!1,d=new Color){this.tile=a;this.direction=b;this.mirror=c;this.color=d}clear(){this.tile=this.direction=0;this.mirror=!1;this.color=new Color}}class TileLayer extends EngineObject{constructor(a,b=tileCollisionSize,c=tile(),d=vec2(1),e=0){super(a,b,c,0,void 0,e);this.canvas=document.createElement("canvas");this.context=this.canvas.getContext("2d");this.scale=d;this.isOverlay=!1;this.data=[];for(a=this.size.area();a--;)this.data.push(new TileLayerData);headlessMode&&(this.redraw=()=>{},this.render=()=>{},this.redrawStart=()=>{},this.redrawEnd=()=>{},this.drawTileData=()=>{},this.drawCanvas2D=()=>{})}setData(a,b,c=!1){a.arrayCheck(this.size)&&(this.data[(a.y|0)*this.size.x+a.x|0]=b,c&&this.drawTileData(a))}getData(a){return a.arrayCheck(this.size)&&this.data[(a.y|0)*this.size.x+a.x|0]}update(){}render(){ASSERT(mainContext!=this.context,"must call redrawEnd() after drawing tiles");glOverlay||this.isOverlay||glCopyToContext(mainContext);const a=worldToScreen(this.pos.add(vec2(0,this.size.y*this.scale.y)));(this.isOverlay?overlayContext:mainContext).drawImage(this.canvas,a.x,a.y,cameraScale*this.size.x*this.scale.x,cameraScale*this.size.y*this.scale.y)}redraw(){this.redrawStart(!0);for(let a=this.size.x;a--;)for(let b=this.size.y;b--;)this.drawTileData(vec2(a,b),!1);this.redrawEnd()}redrawStart(a=!1){this.savedRenderSettings=[mainCanvas,mainContext,mainCanvasSize,cameraPos,cameraScale];mainCanvas=this.canvas;mainContext=this.context;mainCanvasSize=this.size.multiply(this.tileInfo.size);cameraPos=this.size.scale(.5);cameraScale=this.tileInfo.size.x;a&&(mainCanvas.width=mainCanvasSize.x,mainCanvas.height=mainCanvasSize.y);this.context.imageSmoothingEnabled=!canvasPixelated;glPreRender()}redrawEnd(){ASSERT(mainContext==this.context,"must call redrawStart() before drawing tiles");glCopyToContext(mainContext,!0);[mainCanvas,mainContext,mainCanvasSize,cameraPos,cameraScale]=this.savedRenderSettings}drawTileData(a,b=!0){var c=this.tileInfo.size;b&&(b=a.multiply(c),this.context.clearRect(b.x,this.canvas.height-b.y,c.x,-c.y));b=this.getData(a);void 0!=b.tile&&(ASSERT(mainContext==this.context,"must call redrawStart() before drawing tiles"),a=a.add(vec2(.5)),c=tile(b.tile,c,this.tileInfo.textureIndex),drawTile(a,vec2(1),c,b.color,b.direction*PI/2,b.mirror))}drawCanvas2D(a,b,c,d,e){const f=this.context;f.save();a=a.subtract(this.pos).multiply(this.tileInfo.size);b=b.multiply(this.tileInfo.size);f.translate(a.x,this.canvas.height-a.y);f.rotate(c);f.scale(d?-b.x:b.x,b.y);e(f);f.restore()}drawTile(a,b=vec2(1),c,d=new Color,e,f){this.drawCanvas2D(a,b,e,f,g=>{const k=c&&c.getTextureInfo();k?(g.globalAlpha=d.a,g.drawImage(k.image,c.pos.x,c.pos.y,c.size.x,c.size.y,-.5,-.5,1,1),g.globalAlpha=1):(g.fillStyle=d,g.fillRect(-.5,-.5,1,1))})}drawRect(a,b,c,d){this.drawTile(a,b,void 0,c,d)}}class ParticleEmitter extends EngineObject{constructor(a,b,c=0,d=0,e=100,f=PI,g,k=new Color,h=new Color,m=new Color(1,1,1,0),n=new Color(1,1,1,0),l=.5,p=.1,q=1,r=.1,x=.05,v=1,D=1,z=0,E=PI,A=.1,w=.2,t=!1,F=!1,C=!0,y=F?1e9:0,G=!1){super(a,vec2(),g,b,void 0,y);this.emitSize=c;this.emitTime=d;this.emitRate=e;this.emitConeAngle=f;this.colorStartA=k;this.colorStartB=h;this.colorEndA=m;this.colorEndB=n;this.randomColorLinear=C;this.particleTime=l;this.sizeStart=p;this.sizeEnd=q;this.speed=r;this.angleSpeed=x;this.damping=v;this.angleDamping=D;this.gravityScale=z;this.particleConeAngle=E;this.fadeRate=A;this.randomness=w;this.collideTiles=t;this.additive=F;this.localSpace=G;this.trailScale=0;this.particleCreateCallback=this.particleDestroyCallback=void 0;this.emitTimeBuffer=0}update(){this.parent&&super.update();if(!this.emitTime||this.getAliveTime()<=this.emitTime){if(this.emitRate*particleEmitRateScale){const a=1/this.emitRate/particleEmitRateScale;for(this.emitTimeBuffer+=timeDelta;0l+l*rand(c,-c);const e=d(this.particleTime),f=d(this.sizeStart),g=d(this.sizeEnd),k=d(this.speed);d=d(this.angleSpeed)*randSign();var h=rand(this.emitConeAngle,-this.emitConeAngle);const m=randColor(this.colorStartA,this.colorStartB,this.randomColorLinear),n=randColor(this.colorEndA,this.colorEndB,this.randomColorLinear);h=this.localSpace?h:this.angle+h;a=new Particle(a,this.tileInfo,b,m,n,e,f,g,this.fadeRate,this.additive,this.trailScale,this.localSpace&&this,this.particleDestroyCallback);a.velocity=vec2().setAngle(h,k);a.angleVelocity=d;a.fadeRate=this.fadeRate;a.damping=this.damping;a.angleDamping=this.angleDamping;a.elasticity=this.elasticity;a.friction=this.friction;a.gravityScale=this.gravityScale;a.collideTiles=this.collideTiles;a.renderOrder=this.renderOrder;a.mirror=!!randInt(2);this.particleCreateCallback&&this.particleCreateCallback(a);return a}render(){}}class Particle extends EngineObject{constructor(a,b,c,d,e,f,g,k,h,m,n,l,p){super(a,vec2(),b,c);this.colorStart=d;this.colorEndDelta=e.subtract(d);this.lifeTime=f;this.sizeStart=g;this.sizeEndDelta=k-g;this.fadeRate=h;this.additive=m;this.trailScale=n;this.localSpaceEmitter=l;this.destroyCallback=p;this.clampSpeedLinear=!1}render(){const a=min((time-this.spawnTime)/this.lifeTime,1),b=vec2(this.sizeStart+a*this.sizeEndDelta);var c=this.fadeRate/2;c=new Color(this.colorStart.r+a*this.colorEndDelta.r,this.colorStart.g+a*this.colorEndDelta.g,this.colorStart.b+a*this.colorEndDelta.b,(this.colorStart.a+a*this.colorEndDelta.a)*(a1-c?(1-a)/c:1));this.additive&&setBlendMode(!0);let d=this.pos,e=this.angle;this.localSpaceEmitter&&(d=this.localSpaceEmitter.pos.add(d.rotate(-this.localSpaceEmitter.angle)),e+=this.localSpaceEmitter.angle);if(this.trailScale){var f=this.velocity;this.localSpaceEmitter&&(f=f.rotate(-this.localSpaceEmitter.angle));var g=f.length();g&&(f=f.scale(1/g),g*=this.trailScale,b.y=max(b.x,g),e=f.angle(),drawTile(d.add(f.multiply(vec2(0,-g/2))),b,this.tileInfo,c,e,this.mirror))}else drawTile(d,b,this.tileInfo,c,e,this.mirror);this.additive&&setBlendMode();debugParticles&&debugRect(d,b,"#f005",0,e);1==a&&(this.color=c,this.size=b,this.destroyCallback&&this.destroyCallback(this),this.destroyed=1)}}const medals={};let medalsDisplayQueue=[],medalsSaveName,medalsDisplayTimeLast;function medalsInit(a){medalsSaveName=a;debugMedals||medalsForEach(b=>b.unlocked=!!localStorage[b.storageKey()]);engineAddPlugin(void 0,function(){if(medalsDisplayQueue.length){var b=medalsDisplayQueue[0],c=timeReal-medalsDisplayTimeLast;if(medalsDisplayTimeLast)if(c>medalDisplayTime)medalsDisplayTimeLast=0,medalsDisplayQueue.shift();else{const d=medalDisplayTime-medalDisplaySlideTime;b.render(cd?(c-d)/medalDisplaySlideTime:0)}else medalsDisplayTimeLast=timeReal}})}function medalsForEach(a){Object.values(medals).forEach(b=>a(b))}class Medal{constructor(a,b,c="",d="🏆",e){ASSERT(0<=a&&!medals[a]);this.id=a;this.name=b;this.description=c;this.icon=d;this.unlocked=!1;e&&((this.image=new Image).src=e);medals[a]=this}unlock(){medalsPreventUnlock||this.unlocked||(ASSERT(medalsSaveName,"save name must be set"),localStorage[this.storageKey()]=this.unlocked=!0,medalsDisplayQueue.push(this))}render(a=0){const b=overlayContext;var c=min(medalDisplaySize.x,mainCanvas.width);const d=overlayCanvas.width-c;a*=-medalDisplaySize.y;b.save();b.beginPath();b.fillStyle=new Color(.9,.9,.9).toString();b.strokeStyle=new Color(0,0,0).toString();b.lineWidth=3;b.rect(d,a,c,medalDisplaySize.y);b.fill();b.stroke();b.clip();this.renderIcon(vec2(d+15+medalDisplayIconSize/2,a+medalDisplaySize.y/2));c=vec2(d+medalDisplayIconSize+30,a+28);drawTextScreen(this.name,c,38,new Color(0,0,0),0,void 0,"left");c.y+=32;drawTextScreen(this.description,c,24,new Color(0,0,0),0,void 0,"left");b.restore()}renderIcon(a,b=medalDisplayIconSize){this.image?overlayContext.drawImage(this.image,a.x-b/2,a.y-b/2,b,b):drawTextScreen(this.icon,a,.7*b,new Color(0,0,0))}storageKey(){return medalsSaveName+"_"+this.id}}let glCanvas,glContext,glAntialias=!0,glShader,glActiveTexture,glArrayBuffer,glGeometryBuffer,glPositionData,glColorData,glInstanceCount,glAdditive,glBatchAdditive;function glInit(){if(glEnable&&!headlessMode){glCanvas=document.createElement("canvas");glContext=glCanvas.getContext("webgl2",{antialias:glAntialias});var a=mainCanvas.parentElement;glOverlay&&a.appendChild(glCanvas);glShader=glCreateProgram("#version 300 es\nprecision highp float;uniform mat4 m;in vec2 g;in vec4 p,u,c,a;in float r;out vec2 v;out vec4 d,e;void main(){vec2 s=(g-.5)*p.zw;gl_Position=m*vec4(p.xy+s*cos(r)-vec2(-s.y,s)*sin(r),1,1);v=mix(u.xw,u.zy,g);d=c;e=a;}","#version 300 es\nprecision highp float;uniform sampler2D s;in vec2 v;in vec4 d,e;out vec4 c;void main(){c=texture(s,v)*d+e;}");a=new ArrayBuffer(gl_INSTANCE_BUFFER_SIZE);glPositionData=new Float32Array(a);glColorData=new Uint32Array(a);glArrayBuffer=glContext.createBuffer();glGeometryBuffer=glContext.createBuffer();a=new Float32Array([glInstanceCount=0,0,1,0,0,1,1,1]);glContext.bindBuffer(gl_ARRAY_BUFFER,glGeometryBuffer);glContext.bufferData(gl_ARRAY_BUFFER,a,gl_STATIC_DRAW)}}function glPreRender(){if(glEnable&&!headlessMode){glContext.viewport(0,0,glCanvas.width=mainCanvas.width,glCanvas.height=mainCanvas.height);glContext.clear(gl_COLOR_BUFFER_BIT);glContext.useProgram(glShader);glContext.activeTexture(gl_TEXTURE0);textureInfos[0]&&glContext.bindTexture(gl_TEXTURE_2D,glActiveTexture=textureInfos[0].glTexture);var a=glAdditive=glBatchAdditive=0,b=(d,e,f,g)=>{d=glContext.getAttribLocation(glShader,d);const k=f&&gl_INSTANCE_BYTE_STRIDE,h=f&&1,m=1==f;glContext.enableVertexAttribArray(d);glContext.vertexAttribPointer(d,g,e,m,k,a);glContext.vertexAttribDivisor(d,h);a+=g*f};glContext.bindBuffer(gl_ARRAY_BUFFER,glGeometryBuffer);b("g",gl_FLOAT,0,2);glContext.bindBuffer(gl_ARRAY_BUFFER,glArrayBuffer);glContext.bufferData(gl_ARRAY_BUFFER,gl_INSTANCE_BUFFER_SIZE,gl_DYNAMIC_DRAW);b("p",gl_FLOAT,4,4);b("u",gl_FLOAT,4,4);b("c",gl_UNSIGNED_BYTE,1,4);b("a",gl_UNSIGNED_BYTE,1,4);b("r",gl_FLOAT,4,1);b=vec2(2*cameraScale).divide(mainCanvasSize);var c=vec2(-1).subtract(cameraPos.multiply(b));glContext.uniformMatrix4fv(glContext.getUniformLocation(glShader,"m"),!1,[b.x,0,0,0,0,b.y,0,0,1,1,1,1,c.x,c.y,0,0])}}function glSetTexture(a){headlessMode||a==glActiveTexture||(glFlush(),glContext.bindTexture(gl_TEXTURE_2D,glActiveTexture=a))}function glCompileShader(a,b){b=glContext.createShader(b);glContext.shaderSource(b,a);glContext.compileShader(b);if(debug&&!glContext.getShaderParameter(b,gl_COMPILE_STATUS))throw glContext.getShaderInfoLog(b);return b}function glCreateProgram(a,b){const c=glContext.createProgram();glContext.attachShader(c,glCompileShader(a,gl_VERTEX_SHADER));glContext.attachShader(c,glCompileShader(b,gl_FRAGMENT_SHADER));glContext.linkProgram(c);if(debug&&!glContext.getProgramParameter(c,gl_LINK_STATUS))throw glContext.getProgramInfoLog(c);return c}function glCreateTexture(a){const b=glContext.createTexture();glContext.bindTexture(gl_TEXTURE_2D,b);a&&a.width?glContext.texImage2D(gl_TEXTURE_2D,0,gl_RGBA,gl_RGBA,gl_UNSIGNED_BYTE,a):(a=new Uint8Array([255,255,255,255]),glContext.texImage2D(gl_TEXTURE_2D,0,gl_RGBA,1,1,0,gl_RGBA,gl_UNSIGNED_BYTE,a));a=canvasPixelated?gl_NEAREST:gl_LINEAR;glContext.texParameteri(gl_TEXTURE_2D,gl_TEXTURE_MIN_FILTER,a);glContext.texParameteri(gl_TEXTURE_2D,gl_TEXTURE_MAG_FILTER,a);return b}function glFlush(){if(glInstanceCount){var a=glBatchAdditive?gl_ONE:gl_ONE_MINUS_SRC_ALPHA;glContext.blendFuncSeparate(gl_SRC_ALPHA,a,gl_ONE,a);glContext.enable(gl_BLEND);glContext.bufferSubData(gl_ARRAY_BUFFER,0,glPositionData);glContext.drawArraysInstanced(gl_TRIANGLE_STRIP,0,4,glInstanceCount);showWatermark&&(drawCount+=glInstanceCount);glInstanceCount=0;glBatchAdditive=glAdditive}}function glCopyToContext(a,b=!1){glEnable&&(glInstanceCount||b)&&(glFlush(),glOverlay&&!b||a.drawImage(glCanvas,0,0))}function glSetAntialias(a=!0){ASSERT(!glCanvas,"must be called before engineInit");glAntialias=a}function glDraw(a,b,c,d,e,f,g,k,h,m,n=0){ASSERT("number"==typeof m&&"number"==typeof n,"invalid color");(glInstanceCount>=gl_MAX_INSTANCES||glBatchAdditive!=glAdditive)&&glFlush();let l=glInstanceCount*gl_INDICIES_PER_INSTANCE;glPositionData[l++]=a;glPositionData[l++]=b;glPositionData[l++]=c;glPositionData[l++]=d;glPositionData[l++]=f;glPositionData[l++]=g;glPositionData[l++]=k;glPositionData[l++]=h;glColorData[l++]=m;glColorData[l++]=n;glPositionData[l++]=e;glInstanceCount++}const gl_ONE=1,gl_TRIANGLE_STRIP=5,gl_SRC_ALPHA=770,gl_ONE_MINUS_SRC_ALPHA=771,gl_BLEND=3042,gl_TEXTURE_2D=3553,gl_UNSIGNED_BYTE=5121,gl_FLOAT=5126,gl_RGBA=6408,gl_NEAREST=9728,gl_LINEAR=9729,gl_TEXTURE_MAG_FILTER=10240,gl_TEXTURE_MIN_FILTER=10241,gl_COLOR_BUFFER_BIT=16384,gl_TEXTURE0=33984,gl_ARRAY_BUFFER=34962,gl_STATIC_DRAW=35044,gl_DYNAMIC_DRAW=35048,gl_FRAGMENT_SHADER=35632,gl_VERTEX_SHADER=35633,gl_COMPILE_STATUS=35713,gl_LINK_STATUS=35714,gl_UNPACK_FLIP_Y_WEBGL=37440,gl_INDICIES_PER_INSTANCE=11,gl_MAX_INSTANCES=1e4,gl_INSTANCE_BYTE_STRIDE=4*gl_INDICIES_PER_INSTANCE,gl_INSTANCE_BUFFER_SIZE=gl_MAX_INSTANCES*gl_INSTANCE_BYTE_STRIDE,engineName="LittleJS",engineVersion="1.10.7",frameRate=60,timeDelta=1/frameRate;let engineObjects=[],engineObjectsCollide=[],frame=0,time=0,timeReal=0,paused=!1;function setPaused(a){paused=a}let frameTimeLastMS=0,frameTimeBufferMS=0,averageFPS=0;const pluginUpdateList=[],pluginRenderList=[];function engineAddPlugin(a,b){ASSERT(!pluginUpdateList.includes(a));ASSERT(!pluginRenderList.includes(b));a&&pluginUpdateList.push(a);b&&pluginRenderList.push(b)}function engineInit(a,b,c,d,e,f=[],g=document.body){function k(n=0){var l=n-frameTimeLastMS;frameTimeLastMS=n;if(debug||showWatermark)averageFPS=lerp(.05,averageFPS,1e3/(l||1));n=debug&&keyIsDown("Equal");const p=debug&&keyIsDown("Minus");debug&&(l*=n?5:p?.2:1);timeReal+=l/1e3;frameTimeBufferMS+=paused?0:l;n||(frameTimeBufferMS=min(frameTimeBufferMS,50));h();if(paused){for(const r of engineObjects)r.parent||r.updateTransforms();inputUpdate();pluginUpdateList.forEach(r=>r());debugUpdate();c();inputUpdatePost()}else{l=0;0>frameTimeBufferMS&&-9r()),engineObjectsUpdate(),debugUpdate(),c(),inputUpdatePost();frameTimeBufferMS+=l}if(!headlessMode){mainCanvasSize=vec2(mainCanvas.width,mainCanvas.height);mainContext.imageSmoothingEnabled=!canvasPixelated;glPreRender();d();engineObjects.sort((r,x)=>r.renderOrder-x.renderOrder);for(var q of engineObjects)q.destroyed||q.render();e();pluginRenderList.forEach(r=>r());touchGamepadRender();debugRender();glCopyToContext(mainContext);showWatermark&&(overlayContext.textAlign="right",overlayContext.textBaseline="top",overlayContext.font="1em monospace",overlayContext.fillStyle="#000",q=engineName+" v"+engineVersion+" / "+drawCount+" / "+engineObjects.length+" / "+averageFPS.toFixed(1)+(glEnable?" GL":" 2D"),overlayContext.fillText(q,mainCanvas.width-3,3),overlayContext.fillStyle="#fff",overlayContext.fillText(q,mainCanvas.width-2,2),drawCount=0)}requestAnimationFrame(k)}function h(){if(!headlessMode){if(canvasFixedSize.x){mainCanvas.width=canvasFixedSize.x;mainCanvas.height=canvasFixedSize.y;const n=innerWidth/innerHeight,l=mainCanvas.width/mainCanvas.height;(glCanvas||mainCanvas).style.width=mainCanvas.style.width=overlayCanvas.style.width=nn(a())).then(k)}ASSERT(Array.isArray(f),"pass in images as array");headlessMode?m():(g.style.cssText="margin:0;overflow:hidden;width:100vw;height:100vh;display:flex;align-items:center;justify-content:center;background:#000;user-select:none;-webkit-user-select:none;"+(touchInputEnable?"touch-action:none;-webkit-touch-callout:none":""),g.appendChild(mainCanvas=document.createElement("canvas")),mainContext=mainCanvas.getContext("2d"),inputInit(),audioInit(),debugInit(),glInit(),g.appendChild(overlayCanvas=document.createElement("canvas")),overlayContext=overlayCanvas.getContext("2d"),mainCanvas.style.cssText=overlayCanvas.style.cssText="position:absolute",glCanvas&&(glCanvas.style.cssText="position:absolute"),h(),g=f.map((n,l)=>new Promise(p=>{const q=new Image;q.onerror=q.onload=()=>{textureInfos[l]=new TextureInfo(q);p()};q.src=n})),f.length||g.push(new Promise(n=>{textureInfos[0]=new TextureInfo(new Image);n()})),showSplashScreen&&g.push(new Promise(n=>{function l(){clearInput();drawEngineSplashScreen(p+=.01);1b.collideSolidObjects);for(const b of engineObjects)b.parent||(a(b),b.updateTransforms());engineObjects=engineObjects.filter(b=>!b.destroyed)}function engineObjectsDestroy(){for(const a of engineObjects)a.parent||a.destroy();engineObjects=engineObjects.filter(a=>!a.destroyed)}function engineObjectsCollect(a,b,c=engineObjects){const d=[];if(a)if(b instanceof Vector2)for(const e of c)isOverlapping(a,b,e.pos,e.size)&&d.push(e);else{b*=b;for(const e of c)a.distanceSquared(e.pos)c(e))}function engineObjectsRaycast(a,b,c=engineObjects){const d=[];for(const e of c)e.collideRaycast&&isIntersecting(a,b,e.pos,e.size)&&(debugRaycast&&debugRect(e.pos,e.size,"#f00"),d.push(e));debugRaycast&&debugLine(a,b,d.length?"#f00":"#00f",.02);return d}function drawEngineSplashScreen(a){const b=overlayContext;var c=overlayCanvas.width=innerWidth,d=overlayCanvas.height=innerHeight,e=percent(a,1,.8),f=percent(a,0,.5),g=b.createRadialGradient(c/2,d/2,0,c/2,d/2,.7*Math.hypot(c,d));g.addColorStop(0,hsl(0,0,lerp(f,0,e/2),e).toString());g.addColorStop(1,hsl(0,0,0,e).toString());b.save();b.fillStyle=g;b.fillRect(0,0,c,d);g=(h,m,n,l,p)=>{b.beginPath();b.rect(h,m,n,p?l*k:l);(b.fillStyle=p)?b.fill():b.stroke()};f=(h,m,n,l=0,p=2*PI,q,r)=>{const x=(l+p)/2;l=k*(p-l)/2;b.beginPath();r&&b.lineTo(h,m);b.arc(h,m,n,x-l,x+l);(b.fillStyle=q)?b.fill():b.stroke()};e=(h=0,m=0)=>hsl([.98,.3,.57,.14][h%4]-10,.8,[0,.3,.5,.8,.9][m]).toString();a=wave(1,1,a);const k=percent(a,.1,.5);b.translate(c/2,d/2);c=min(6,min(c,d)/99);b.scale(c,c);b.translate(-40,-35);b.lineJoin=b.lineCap="round";b.lineWidth=.1+1.9*k;c=percent(a,.1,1);b.setLineDash([99*c,99]);g(7,16,18,-8,e(2,2));g(7,8,18,4,e(2,3));g(25,8,8,8,e(2,1));g(25,8,-18,8);g(25,8,8,8);g(25,16,7,23,e());g(11,39,14,-23,e(1,1));g(11,16,14,18,e(1,2));g(11,16,14,8,e(1,3));g(25,16,-14,24);g(15,29,6,-9,e(2,2));f(15,21,5,0,PI/2,e(2,4),1);g(21,21,-6,9);g(37,14,9,6,e(3,2));g(37,14,4.5,6,e(3,3));g(37,14,9,6);g(50,20,10,-8,e(0,1));g(50,20,6.5,-8,e(0,2));g(50,20,3.5,-8,e(0,3));g(50,20,10,-8);f(55,2,11.4,.5,PI-.5,e(3,3));f(55,2,11.4,.5,PI/2,e(3,2),1);f(55,2,11.4,.5,PI-.5);g(45,7,20,-7,e(0,2));g(45,-1,20,4,e(0,3));g(45,-1,20,8);for(c=5;c--;)f(60-6*c,30,9.9,0,2*PI,e(c+2,3)),f(60-6*c,30,10,-.5,PI+.5,e(c+2,2)),f(60-6*c,30,10.1,.5,PI-.5,e(c+2,1));f(36,30,10,PI/2,3*PI/2);f(48,30,10,PI/2,3*PI/2);f(60,30,10);b.beginPath();b.lineTo(36,20);b.lineTo(60,20);b.stroke();f(60,30,4,PI,3*PI,e(3,2));f(60,30,4,PI,2*PI,e(3,3));f(60,30,4,PI,3*PI);for(c=6;c--;)b.beginPath(),b.lineTo(53,54),b.lineTo(53,40),b.lineTo(53+(1+2.9*c)*k,40),b.lineTo(53+(4+3.5*c)*k,54),b.fillStyle=e(0,c%2+2),b.fill(),c%2&&b.stroke();g(6,40,5,5);g(6,40,5,5,e());g(15,54,38,-14,e());for(g=3;g--;)for(c=2;c--;)f(15*g+15,47,c?7:1,PI,3*PI,e(g,3)),b.stroke(),f(15*g+15,47,c?7:1,0,PI,e(g,2)),b.stroke();b.beginPath();b.lineTo(6,40);b.lineTo(68,40);b.stroke();b.beginPath();b.lineTo(77,54);b.lineTo(4,54);b.stroke();f=engineName;b.font="900 16px arial";b.textAlign="center";b.textBaseline="top";b.lineWidth=.1+3.9*k;g=0;for(c=0;c clamp(parseInt(hex.slice(c,c+2),16)/255); - this.r = fromHex(1); - this.g = fromHex(3), - this.b = fromHex(5); - this.a = hex.length > 7 ? fromHex(7) : 1; + ASSERT(typeof hex == 'string' && hex[0] == '#'); + ASSERT([4,5,7,9].includes(hex.length), 'Invalid hex'); + + if (hex.length < 6) + { + const fromHex = (c)=> clamp(parseInt(hex[c],16)/15); + this.r = fromHex(1); + this.g = fromHex(2), + this.b = fromHex(3); + this.a = hex.length == 5 ? fromHex(4) : 1; + } + else + { + const fromHex = (c)=> clamp(parseInt(hex.slice(c,c+2),16)/255); + this.r = fromHex(1); + this.g = fromHex(3), + this.b = fromHex(5); + this.a = hex.length == 9 ? fromHex(7) : 1; + } + + ASSERT(this.isValid()); return this; } @@ -802,6 +840,16 @@ class Color const a = clamp(this.a)*255<<24; return r + g + b + a; } + + /** Checks if this is a valid color + * @return {Boolean} */ + isValid() + { + return typeof this.r == 'number' && !isNaN(this.r) + && typeof this.g == 'number' && !isNaN(this.g) + && typeof this.b == 'number' && !isNaN(this.b) + && typeof this.a == 'number' && !isNaN(this.a); + } } /////////////////////////////////////////////////////////////////////////////// @@ -3543,18 +3591,18 @@ function zzfxM(instruments, patterns, sequence, BPM = 125) -/** The tile collision layer array, use setTileCollisionData and getTileCollisionData to access +/** The tile collision layer grid, use setTileCollisionData and getTileCollisionData to access * @type {Array} * @memberof TileCollision */ let tileCollision = []; -/** Size of the tile collision layer +/** Size of the tile collision layer 2d grid * @type {Vector2} * @memberof TileCollision */ let tileCollisionSize = vec2(); /** Clear and initialize tile collision - * @param {Vector2} size + * @param {Vector2} size - width and height of tile collision 2d grid * @memberof TileCollision */ function initTileCollision(size) { @@ -3564,7 +3612,7 @@ function initTileCollision(size) tileCollision[i] = 0; } -/** Set tile collision data +/** Set tile collision data for a given cell in the grid * @param {Vector2} pos * @param {Number} [data] * @memberof TileCollision */ @@ -3573,7 +3621,7 @@ function setTileCollisionData(pos, data=0) pos.arrayCheck(tileCollisionSize) && (tileCollision[(pos.y|0)*tileCollisionSize.x+pos.x|0] = data); } -/** Get tile collision data +/** Get tile collision data for a given cell in the grid * @param {Vector2} pos * @return {Number} * @memberof TileCollision */ @@ -3604,7 +3652,8 @@ function tileCollisionTest(pos, size=vec2(), object) return false; } -/** Return the center of first tile hit (does not return the exact intersection) +/** Return the center of first tile hit, undefined if nothing was hit. + * This does not return the exact intersection, but the center of the tile hit. * @param {Vector2} posStart * @param {Vector2} posEnd * @param {EngineObject} [object] @@ -4782,7 +4831,7 @@ const engineName = 'LittleJS'; * @type {String} * @default * @memberof Engine */ -const engineVersion = '1.10.6'; +const engineVersion = '1.10.7'; /** Frames per second to update * @type {Number} diff --git a/package-lock.json b/package-lock.json index a12f576a..32d55f70 100644 --- a/package-lock.json +++ b/package-lock.json @@ -1,6 +1,6 @@ { "name": "littlejsengine", - "version": "1.10.6", + "version": "1.10.7", "lockfileVersion": 2, "requires": true, "packages": { diff --git a/package.json b/package.json index 25a20353..6b727f0a 100644 --- a/package.json +++ b/package.json @@ -1,6 +1,6 @@ { "name": "littlejsengine", - "version": "1.10.6", + "version": "1.10.7", "description": "LittleJS - Tiny and Fast HTML5 Game Engine", "main": "dist/littlejs.esm.js", "types": "dist/littlejs.d.ts", diff --git a/src/engine.js b/src/engine.js index 9c270ca0..b52f6a94 100644 --- a/src/engine.js +++ b/src/engine.js @@ -30,7 +30,7 @@ const engineName = 'LittleJS'; * @type {String} * @default * @memberof Engine */ -const engineVersion = '1.10.6'; +const engineVersion = '1.10.7'; /** Frames per second to update * @type {Number}