From e3d0a3895720de064febe96346a3b3065e8d21da Mon Sep 17 00:00:00 2001 From: Frank Force Date: Fri, 4 Oct 2024 14:07:12 -0500 Subject: [PATCH] rebuild --- dist/littlejs.d.ts | 11 +++++++ dist/littlejs.esm.js | 70 ++++++++++++++++++++++++++-------------- dist/littlejs.esm.min.js | 2 +- dist/littlejs.js | 68 ++++++++++++++++++++++++-------------- dist/littlejs.min.js | 2 +- dist/littlejs.release.js | 68 ++++++++++++++++++++++++-------------- 6 files changed, 147 insertions(+), 74 deletions(-) diff --git a/dist/littlejs.d.ts b/dist/littlejs.d.ts index 4b729981..53dc74e8 100644 --- a/dist/littlejs.d.ts +++ b/dist/littlejs.d.ts @@ -85,6 +85,11 @@ declare module "littlejsengine" { * @param {Array} [objects=engineObjects] - List of objects to check * @memberof Engine */ export function engineObjectsCallback(pos?: Vector2, size?: number | Vector2, callbackFunction?: Function, objects?: any[]): void; + /** Add a new update function for a plugin + * @param {Function} [updateFunction] + * @param {Function} [renderFunction] + * @memberof Engine */ + export function engineAddPlugin(updateFunction?: Function, renderFunction?: Function): void; /** * LittleJS Debug System * - Press Esc to show debug overlay with mouse pick @@ -470,6 +475,10 @@ declare module "littlejsengine" { * @param {Number} scale * @memberof Settings */ export function setParticleEmitRateScale(scale: number): void; + /** Set if touch input is allowed + * @param {Boolean} enable + * @memberof Settings */ + export function setTouchInputEnable(enable: boolean): void; /** Set if gamepads are enabled * @param {Boolean} enable * @memberof Settings */ @@ -1306,6 +1315,7 @@ declare module "littlejsengine" { * - Tracks keyboard down, pressed, and released * - Tracks mouse buttons, position, and wheel * - Tracks multiple analog gamepads + * - Touch input is handled as mouse input * - Virtual gamepad for touch devices * @namespace Input */ @@ -1335,6 +1345,7 @@ declare module "littlejsengine" { * - Tracks keyboard down, pressed, and released * - Tracks mouse buttons, position, and wheel * - Tracks multiple analog gamepads + * - Touch input is handled as mouse input * - Virtual gamepad for touch devices * @namespace Input */ diff --git a/dist/littlejs.esm.js b/dist/littlejs.esm.js index fa93ccc5..cfb21631 100644 --- a/dist/littlejs.esm.js +++ b/dist/littlejs.esm.js @@ -1500,6 +1500,13 @@ let gamepadDirectionEmulateStick = true; * @memberof Settings */ let inputWASDEmulateDirection = true; +/** True if touch input is enabled for mobile devices + * - Touch events will be routed to mouse events + * @type {Boolean} + * @default + * @memberof Settings */ +let touchInputEnable = true; + /** True if touch gamepad should appear on mobile devices * - Supports left analog stick, 4 face buttons and start button (button 9) * - Must be set by end of gameInit to be activated @@ -1715,6 +1722,11 @@ function setGamepadDirectionEmulateStick(enable) { gamepadDirectionEmulateStick * @memberof Settings */ function setInputWASDEmulateDirection(enable) { inputWASDEmulateDirection = enable; } +/** Set if touch input is allowed + * @param {Boolean} enable + * @memberof Settings */ +function setTouchInputEnable(enable) { touchInputEnable = enable; } + /** Set if touch gamepad should appear on mobile devices * @param {Boolean} enable * @memberof Settings */ @@ -2235,13 +2247,16 @@ class EngineObject /** Render debug info for this object */ renderDebugInfo() { - // show object info for debugging - const size = vec2(max(this.size.x, .2), max(this.size.y, .2)); - const color1 = rgb(this.collideTiles?1:0, this.collideSolidObjects?1:0, this.isSolid?1:0, this.parent?.2:.5); - const color2 = this.parent ? rgb(1,1,1,.5) : rgb(0,0,0,.8); - drawRect(this.pos, size, color1, this.angle, false); - drawRect(this.pos, size.scale(.8), color2, this.angle, false); - this.parent && drawLine(this.pos, this.parent.pos, .1, rgb(0,0,1,.5), false); + if (debug) + { + // show object info for debugging + const size = vec2(max(this.size.x, .2), max(this.size.y, .2)); + const color1 = rgb(this.collideTiles?1:0, this.collideSolidObjects?1:0, this.isSolid?1:0, this.parent?.2:.5); + const color2 = this.parent ? rgb(1,1,1,.5) : rgb(0,0,0,.8); + drawRect(this.pos, size, color1, this.angle, false); + drawRect(this.pos, size.scale(.8), color2, this.angle, false); + this.parent && drawLine(this.pos, this.parent.pos, .1, rgb(0,0,1,.5), false); + } } } /** @@ -2748,6 +2763,7 @@ function toggleFullscreen() * - Tracks keyboard down, pressed, and released * - Tracks mouse buttons, position, and wheel * - Tracks multiple analog gamepads + * - Touch input is handled as mouse input * - Virtual gamepad for touch devices * @namespace Input */ @@ -2881,7 +2897,8 @@ function inputUpdate() if (headlessMode) return; // clear input when lost focus (prevent stuck keys) - isTouchDevice || document.hasFocus() || clearInput(); + if(!(touchInputEnable && isTouchDevice) && !document.hasFocus()) + clearInput(); // update mouse world space position mousePos = screenToWorld(mousePosScreen); @@ -2953,7 +2970,7 @@ function inputInit() oncontextmenu = (e)=> false; // prevent right click menu // init touch input - if (isTouchDevice) + if (isTouchDevice && touchInputEnable && !headlessMode) touchInputInit(); } @@ -3081,12 +3098,12 @@ function vibrateStop() { vibrate(0); } /** True if a touch device has been detected * @memberof Input */ -const isTouchDevice = !headlessMode && window.ontouchstart !== undefined; +const isTouchDevice = window.ontouchstart !== undefined; // touch gamepad internal variables let touchGamepadTimer = new Timer, touchGamepadButtons, touchGamepadStick; -// try to enable touch mouse +// enable touch input mouse passthrough function touchInputInit() { // add non passive touch event listeners @@ -3195,6 +3212,7 @@ function touchInputInit() // render the touch gamepad, called automatically by the engine function touchGamepadRender() { + if (!touchInputEnable || !isTouchDevice || headlessMode) return; if (!touchGamepadEnable || !touchGamepadTimer.isSet()) return; @@ -4599,7 +4617,8 @@ function medalsInit(saveName) medalsForEach(medal=> medal.unlocked = (localStorage[medal.storageKey()] | 0)); // engine automatically renders medals - addPluginRender(function() + engineAddPlugin(undefined, medalsRender); + function medalsRender() { if (!medalsDisplayQueue.length) return; @@ -4623,7 +4642,7 @@ function medalsInit(saveName) time > slideOffTime ? (time - slideOffTime) / medalDisplaySlideTime : 0; medal.render(hidePercent); } - }); + } } /** Calls a function for each medal @@ -5062,7 +5081,7 @@ const engineName = 'LittleJS'; * @type {String} * @default * @memberof Engine */ -const engineVersion = '1.9.8'; +const engineVersion = '1.9.9'; /** Frames per second to update * @type {Number} @@ -5121,14 +5140,14 @@ let frameTimeLastMS = 0, frameTimeBufferMS = 0, averageFPS = 0; const pluginUpdateList = [], pluginRenderList = []; /** Add a new update function for a plugin - * @param {Function} updateFunction - * @memberof Engine */ -function addPluginUpdate(updateFunction) { pluginUpdateList.push(updateFunction); } - -/** Add a new render function for a plugin - * @param {Function} renderFunction + * @param {Function} [updateFunction] + * @param {Function} [renderFunction] * @memberof Engine */ -function addPluginRender(renderFunction) { pluginRenderList.push(renderFunction); } +function engineAddPlugin(updateFunction, renderFunction) +{ + updateFunction && pluginUpdateList.push(updateFunction); + renderFunction && pluginRenderList.push(renderFunction); +} /////////////////////////////////////////////////////////////////////////////// // Main engine functions @@ -5301,10 +5320,11 @@ function engineInit(gameInit, gameUpdate, gameUpdatePost, gameRender, gameRender const styleBody = 'margin:0;overflow:hidden;' + // fill the window 'background:#000;' + // set background color - 'touch-action:none;' + // prevent mobile pinch to resize - 'user-select:none;' + // prevent mobile hold to select + 'user-select:none;' + // prevent hold to select '-webkit-user-select:none;' + // compatibility for ios - '-webkit-touch-callout:none'; // compatibility for ios + (!touchInputEnable ? '' : // no touch css setttings + 'touch-action:none;' + // prevent mobile pinch to resize + '-webkit-touch-callout:none');// compatibility for ios document.body.style.cssText = styleBody; document.body.appendChild(mainCanvas = document.createElement('canvas')); mainContext = mainCanvas.getContext('2d'); @@ -5645,6 +5665,7 @@ export { engineObjectsUpdate, engineObjectsDestroy, engineObjectsCallback, + engineAddPlugin, // Globals debug, @@ -5726,6 +5747,7 @@ export { setObjectMaxSpeed, setGravity, setParticleEmitRateScale, + setTouchInputEnable, setGamepadsEnable, setGamepadDirectionEmulateStick, setInputWASDEmulateDirection, diff --git a/dist/littlejs.esm.min.js b/dist/littlejs.esm.min.js index e58b1e74..0492af95 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){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 l=e-f;h=.5(16>(c=255*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=.5,enablePhysicsSolver=!0,objectDefaultMass=1,objectDefaultDamping=1,objectDefaultAngleDamping=1,objectDefaultElasticity=0,objectDefaultFriction=.8,objectMaxSpeed=1,gravity=0,particleEmitRateScale=1,gamepadsEnable=!0,gamepadDirectionEmulateStick=!0,inputWASDEmulateDirection=!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 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,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.y+=gravity*this.gravityScale;this.pos.x+=this.velocity.x*=this.damping;this.pos.y+=this.velocity.y*=this.damping;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)b&&b>this.damping*this.velocity.y+gravity*this.gravityScale&&(this.velocity.y=this.damping?(b-gravity*this.gravityScale)/this.damping:0),this.pos.y=a.y;d&&(this.pos.x=a.x,this.velocity.x*=-this.elasticity)}}}}render(){drawTile(this.pos,this.drawSize||this.size,this.tileInfo,this.color,this.angle,this.mirror,this.additiveColor)}destroy(){if(!this.destroyed){this.destroyed=1;this.parent&&this.parent.removeChild(this);for(const a of this.children)a.destroy(a.parent=0)}}localToWorld(a){return this.pos.add(a.rotate(-this.angle))}worldToLocal(a){return a.subtract(this.pos).rotate(this.angle)}localToWorldVector(a){return a.rotate(this.angle)}worldToLocalVector(a){return a.rotate(-this.angle)}collideWithTile(a,b){return 0{if(n){const p=c.pos.x+tileFixBleedScale,q=c.pos.y+tileFixBleedScale,u=c.size.x-2*tileFixBleedScale,w=c.size.y-2*tileFixBleedScale;m.globalAlpha=d.a;m.drawImage(n.image,p,q,u,w,-.5,-.5,1,1);m.globalAlpha=1}else m.fillStyle=d,m.fillRect(-.5,-.5,1,1)},h,l)}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 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){drawTextScreen(a,worldToScreen(b),c*cameraScale,d,e*cameraScale,f,g,k,h)}function drawTextScreen(a,b,c=1,d=new Color,e=0,f=new Color(0,0,0),g="center",k=fontDefault,h=overlayContext){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(l=>{e&&h.strokeText(l,b.x,b.y);h.fillText(l,b.x,b.y);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,l)=>{const n=d?h.length*f.x*c/2|0:0;for(let q=h.length;q--;){var m=h[q].charCodeAt(0);if(32>m||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=[[]]}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||(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=>{debug&&b.target!=document.body||(b.repeat||(isUsingGamepad=!1,inputData[0][b.code]=3,inputWASDEmulateDirection&&(inputData[0][a(b.code)]=3)),preventDefaultInput&&b.preventDefault())},onkeyup=b=>{debug&&b.target!=document.body||(inputData[0][b.code]=4,inputWASDEmulateDirection&&(inputData[0][a(b.code)]=4))},onmousedown=b=>{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,isTouchDevice&&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=!headlessMode&&void 0!==window.ontouchstart;let touchGamepadTimer=new Timer,touchGamepadButtons,touchGamepadStick;function touchInputInit(){function a(e){soundEnable&&audioContext&&"running"!=audioContext.state&&zzfx(0);const f=e.touches.length;if(f){const g=vec2(e.touches[0].clientX,e.touches[0].clientY);mousePosScreen=mouseToScreen(g);d?isUsingGamepad=!1: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)){touchGamepadButtons[9]=1;return}const f=vec2(touchGamepadSize,mainCanvasSize.y-touchGamepadSize),g=mainCanvasSize.subtract(vec2(touchGamepadSize,touchGamepadSize)),k=mainCanvasSize.scale(.5);for(const l of e.touches){var h=mouseToScreen(vec2(l.clientX,l.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(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);this.gainNode=audioContext.createGain();return this.source=playSamples(this.sampleChannels,b,a,f,e,this.sampleRate,this.gainNode)}}setVolume(a=1){this.gainNode&&(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)}let audioSuspended=!1;function playSamples(a,b=1,c=1,d=0,e=!1,f=zzfxR,g){if(soundEnable&&!headlessMode){var k=audioSuspended;if(audioSuspended="running"!=audioContext.state)if(audioContext.resume(),k)return;var h=audioContext.createBuffer(a.length,a[0].length,f);f=audioContext.createBufferSource();a.forEach((l,n)=>h.getChannelData(n).set(l));f.buffer=h;f.playbackRate.value=c;f.loop=e;g=g||audioContext.createGain();g.gain.value=b;g.connect(audioGainNode);f.connect(new StereoPannerNode(audioContext,{pan:clamp(d,-1,1)})).connect(g);f.start();return f}}function zzfx(...a){return new Sound(a).play()}const zzfxR=44100;function zzfxG(a=1,b,c=220,d=0,e=0,f=.1,g=0,k=1,h=0,l=0,n=0,m=0,p=0,q=0,u=0,w=0,v=0,D=1,y=0,E=0,z=0){b=2*PI;var r=zzfxR;let F=h*=500*b/r/r,B=c*=b/r,C=[],x=0,G=0,t=0,H=1,R=0,S=0,A=0,J;var L=b*abs(z)*2/r,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(z)*K)/2/I;K=-(sign(z)+K)/I;let O=I=0,P=0,Q=0;d=d*r+9;y*=r;e*=r;f*=r;v*=r;l*=500*b/r**3;u*=b/r;n*=b/r;m*=r;p=p*r|0;for(J=d+y+e+f+v|0;tt?0:(tm&&(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,l,n,m,p,q,u,w,v,D=0,y,E=[],z=[],r=[],F=0,B=0,C=1,x={},G=zzfxR/d*60>>2;for(;C;F++)E=[C=m=w=0],c.forEach((t,H)=>{n=b[t][F]||[0,0,0];C|=b[t][F]&&1;y=w+(b[t][0].length-2-(m?0:1))*G;v=H==c.length-1;e=2;for(g=w;eG-99&&p&&1>u?u+=1/99:0)l=(1-u)*E[D++]/2||0,z[g]=(z[g]||0)-l*B+l,r[g]=(r[g++]||0)+l*B+l;h&&(u=h%1,B=n[1]||0,h|=0)&&(E=x[[q=n[D=0]||0,h]]=x[[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 l=getTileCollisionData(g);if(l&&(!c||c.collideWithTile(l,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&&(a=this.pos.add(a).add(vec2(.5)),ASSERT(mainContext==this.context,"must call redrawStart() before drawing tiles"),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,l=new Color(1,1,1,0),n=new Color(1,1,1,0),m=.5,p=.1,q=1,u=.1,w=.05,v=1,D=1,y=0,E=PI,z=.1,r=.2,F=!1,B=!1,C=!0,x=B?1e9:0,G=!1){super(a,vec2(),g,b,void 0,x);this.emitSize=c;this.emitTime=d;this.emitRate=e;this.emitConeAngle=f;this.colorStartA=k;this.colorStartB=h;this.colorEndA=l;this.colorEndB=n;this.randomColorLinear=C;this.particleTime=m;this.sizeStart=p;this.sizeEnd=q;this.speed=u;this.angleSpeed=w;this.damping=v;this.angleDamping=D;this.gravityScale=y;this.particleConeAngle=E;this.fadeRate=z;this.randomness=r;this.collideTiles=F;this.additive=B;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;0m+m*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 l=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,l,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,l,n,m,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=l;this.trailScale=n;this.localSpaceEmitter=m;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()]|0);addPluginRender(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]);medals[this.id=a]=this;this.name=b;this.description=c;this.icon=d;e&&((this.image=new Image).src=e)}unlock(){medalsPreventUnlock||this.unlocked||(ASSERT(medalsSaveName,"save name must be set"),localStorage[this.storageKey()]=this.unlocked=1,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,glShader,glActiveTexture,glArrayBuffer,glGeometryBuffer,glPositionData,glColorData,glInstanceCount,glAdditive,glBatchAdditive;function glInit(){if(glEnable&&!headlessMode){glCanvas=document.createElement("canvas");glContext=glCanvas.getContext("webgl2");glOverlay&&document.body.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;}");var 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);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,l=1==f;glContext.enableVertexAttribArray(d);glContext.vertexAttribPointer(d,g,e,l,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&&glContext.texImage2D(gl_TEXTURE_2D,0,gl_RGBA,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 glDraw(a,b,c,d,e,f,g,k,h,l,n=0){ASSERT("number"==typeof l&&"number"==typeof n,"invalid color");(glInstanceCount>=gl_MAX_INSTANCES||glBatchAdditive!=glAdditive)&&glFlush();let m=glInstanceCount*gl_INDICIES_PER_INSTANCE;glPositionData[m++]=a;glPositionData[m++]=b;glPositionData[m++]=c;glPositionData[m++]=d;glPositionData[m++]=f;glPositionData[m++]=g;glPositionData[m++]=k;glPositionData[m++]=h;glColorData[m++]=l;glColorData[m++]=n;glPositionData[m++]=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="1.9.8",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 addPluginUpdate(a){pluginUpdateList.push(a)}function addPluginRender(a){pluginRenderList.push(a)}function engineInit(a,b,c,d,e,f=["tiles.png"]){function g(l=0){var n=l-frameTimeLastMS;frameTimeLastMS=l;if(debug||showWatermark)averageFPS=lerp(.05,averageFPS,1e3/(n||1));l=debug&&keyIsDown("Equal");const m=debug&&keyIsDown("Minus");debug&&(n*=l?5:m?.2:1);timeReal+=n/1e3;frameTimeBufferMS+=paused?0:n;l||(frameTimeBufferMS=min(frameTimeBufferMS,50));k();if(paused){for(const q of engineObjects)q.parent||q.updateTransforms();inputUpdate();debugUpdate();c();inputUpdatePost()}else{n=0;0>frameTimeBufferMS&&-9q()),engineObjectsUpdate(),debugUpdate(),c(),inputUpdatePost();frameTimeBufferMS+=n}if(!headlessMode){mainCanvasSize=vec2(mainCanvas.width,mainCanvas.height);mainContext.imageSmoothingEnabled=!canvasPixelated;glPreRender();d();engineObjects.sort((q,u)=>q.renderOrder-u.renderOrder);for(var p of engineObjects)p.destroyed||p.render();e();pluginRenderList.forEach(q=>q());touchGamepadRender();debugRender();glCopyToContext(mainContext);showWatermark&&(overlayContext.textAlign="right",overlayContext.textBaseline="top",overlayContext.font="1em monospace",overlayContext.fillStyle="#000",p=engineName+" v"+engineVersion+" / "+drawCount+" / "+engineObjects.length+" / "+averageFPS.toFixed(1)+(glEnable?" GL":" 2D"),overlayContext.fillText(p,mainCanvas.width-3,3),overlayContext.fillStyle="#fff",overlayContext.fillText(p,mainCanvas.width-2,2),drawCount=0)}requestAnimationFrame(g)}function k(){if(!headlessMode){if(canvasFixedSize.x){mainCanvas.width=canvasFixedSize.x;mainCanvas.height=canvasFixedSize.y;const l=innerWidth/innerHeight,n=mainCanvas.width/mainCanvas.height;(glCanvas||mainCanvas).style.width=mainCanvas.style.width=overlayCanvas.style.width=lnew Promise(m=>{const p=new Image;p.onerror=p.onload=()=>{textureInfos[n]=new TextureInfo(p);m()};p.src=l})),showSplashScreen&&f.push(new Promise(l=>{function n(){clearInput();drawEngineSplashScreen(m+=.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,l,n,m,p)=>{b.beginPath();b.rect(h,l,n,p?m*k:m);(b.fillStyle=p)?b.fill():b.stroke()};f=(h,l,n,m=0,p=2*PI,q,u)=>{const w=(m+p)/2;m=k*(p-m)/2;b.beginPath();u&&b.lineTo(h,l);b.arc(h,l,n,w-m,w+m);(b.fillStyle=q)?b.fill():b.stroke()};e=(h=0,l=0)=>hsl([.98,.3,.57,.14][h%4]-10,.8,[0,.3,.5,.8,.9][l]).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){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 l=e-f;h=.5(16>(c=255*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=.5,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,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.y+=gravity*this.gravityScale;this.pos.x+=this.velocity.x*=this.damping;this.pos.y+=this.velocity.y*=this.damping;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)b&&b>this.damping*this.velocity.y+gravity*this.gravityScale&&(this.velocity.y=this.damping?(b-gravity*this.gravityScale)/this.damping:0),this.pos.y=a.y;d&&(this.pos.x=a.x,this.velocity.x*=-this.elasticity)}}}}render(){drawTile(this.pos,this.drawSize||this.size,this.tileInfo,this.color,this.angle,this.mirror,this.additiveColor)}destroy(){if(!this.destroyed){this.destroyed=1;this.parent&&this.parent.removeChild(this);for(const a of this.children)a.destroy(a.parent=0)}}localToWorld(a){return this.pos.add(a.rotate(-this.angle))}worldToLocal(a){return a.subtract(this.pos).rotate(this.angle)}localToWorldVector(a){return a.rotate(this.angle)}worldToLocalVector(a){return a.rotate(-this.angle)}collideWithTile(a,b){return 0{if(n){const p=c.pos.x+tileFixBleedScale,q=c.pos.y+tileFixBleedScale,u=c.size.x-2*tileFixBleedScale,w=c.size.y-2*tileFixBleedScale;m.globalAlpha=d.a;m.drawImage(n.image,p,q,u,w,-.5,-.5,1,1);m.globalAlpha=1}else m.fillStyle=d,m.fillRect(-.5,-.5,1,1)},h,l)}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 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){drawTextScreen(a,worldToScreen(b),c*cameraScale,d,e*cameraScale,f,g,k,h)}function drawTextScreen(a,b,c=1,d=new Color,e=0,f=new Color(0,0,0),g="center",k=fontDefault,h=overlayContext){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(l=>{e&&h.strokeText(l,b.x,b.y);h.fillText(l,b.x,b.y);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,l)=>{const n=d?h.length*f.x*c/2|0:0;for(let q=h.length;q--;){var m=h[q].charCodeAt(0);if(32>m||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=[[]]}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=>{debug&&b.target!=document.body||(b.repeat||(isUsingGamepad=!1,inputData[0][b.code]=3,inputWASDEmulateDirection&&(inputData[0][a(b.code)]=3)),preventDefaultInput&&b.preventDefault())},onkeyup=b=>{debug&&b.target!=document.body||(inputData[0][b.code]=4,inputWASDEmulateDirection&&(inputData[0][a(b.code)]=4))},onmousedown=b=>{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,isTouchDevice&&touchInputEnable&&!headlessMode&&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&&audioContext&&"running"!=audioContext.state&&zzfx(0);const f=e.touches.length;if(f){const g=vec2(e.touches[0].clientX,e.touches[0].clientY);mousePosScreen=mouseToScreen(g);d?isUsingGamepad=!1: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)){touchGamepadButtons[9]=1;return}const f=vec2(touchGamepadSize,mainCanvasSize.y-touchGamepadSize),g=mainCanvasSize.subtract(vec2(touchGamepadSize,touchGamepadSize)),k=mainCanvasSize.scale(.5);for(const l of e.touches){var h=mouseToScreen(vec2(l.clientX,l.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);this.gainNode=audioContext.createGain();return this.source=playSamples(this.sampleChannels,b,a,f,e,this.sampleRate,this.gainNode)}}setVolume(a=1){this.gainNode&&(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)}let audioSuspended=!1;function playSamples(a,b=1,c=1,d=0,e=!1,f=zzfxR,g){if(soundEnable&&!headlessMode){var k=audioSuspended;if(audioSuspended="running"!=audioContext.state)if(audioContext.resume(),k)return;var h=audioContext.createBuffer(a.length,a[0].length,f);f=audioContext.createBufferSource();a.forEach((l,n)=>h.getChannelData(n).set(l));f.buffer=h;f.playbackRate.value=c;f.loop=e;g=g||audioContext.createGain();g.gain.value=b;g.connect(audioGainNode);f.connect(new StereoPannerNode(audioContext,{pan:clamp(d,-1,1)})).connect(g);f.start();return f}}function zzfx(...a){return new Sound(a).play()}const zzfxR=44100;function zzfxG(a=1,b,c=220,d=0,e=0,f=.1,g=0,k=1,h=0,l=0,n=0,m=0,p=0,q=0,u=0,w=0,v=0,D=1,y=0,E=0,z=0){b=2*PI;var r=zzfxR;let F=h*=500*b/r/r,B=c*=b/r,C=[],x=0,G=0,t=0,H=1,R=0,S=0,A=0,J;var L=b*abs(z)*2/r,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(z)*K)/2/I;K=-(sign(z)+K)/I;let O=I=0,P=0,Q=0;d=d*r+9;y*=r;e*=r;f*=r;v*=r;l*=500*b/r**3;u*=b/r;n*=b/r;m*=r;p=p*r|0;for(J=d+y+e+f+v|0;tt?0:(tm&&(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,l,n,m,p,q,u,w,v,D=0,y,E=[],z=[],r=[],F=0,B=0,C=1,x={},G=zzfxR/d*60>>2;for(;C;F++)E=[C=m=w=0],c.forEach((t,H)=>{n=b[t][F]||[0,0,0];C|=b[t][F]&&1;y=w+(b[t][0].length-2-(m?0:1))*G;v=H==c.length-1;e=2;for(g=w;eG-99&&p&&1>u?u+=1/99:0)l=(1-u)*E[D++]/2||0,z[g]=(z[g]||0)-l*B+l,r[g]=(r[g++]||0)+l*B+l;h&&(u=h%1,B=n[1]||0,h|=0)&&(E=x[[q=n[D=0]||0,h]]=x[[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 l=getTileCollisionData(g);if(l&&(!c||c.collideWithTile(l,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&&(a=this.pos.add(a).add(vec2(.5)),ASSERT(mainContext==this.context,"must call redrawStart() before drawing tiles"),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,l=new Color(1,1,1,0),n=new Color(1,1,1,0),m=.5,p=.1,q=1,u=.1,w=.05,v=1,D=1,y=0,E=PI,z=.1,r=.2,F=!1,B=!1,C=!0,x=B?1e9:0,G=!1){super(a,vec2(),g,b,void 0,x);this.emitSize=c;this.emitTime=d;this.emitRate=e;this.emitConeAngle=f;this.colorStartA=k;this.colorStartB=h;this.colorEndA=l;this.colorEndB=n;this.randomColorLinear=C;this.particleTime=m;this.sizeStart=p;this.sizeEnd=q;this.speed=u;this.angleSpeed=w;this.damping=v;this.angleDamping=D;this.gravityScale=y;this.particleConeAngle=E;this.fadeRate=z;this.randomness=r;this.collideTiles=F;this.additive=B;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;0m+m*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 l=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,l,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,l,n,m,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=l;this.trailScale=n;this.localSpaceEmitter=m;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()]|0);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]);medals[this.id=a]=this;this.name=b;this.description=c;this.icon=d;e&&((this.image=new Image).src=e)}unlock(){medalsPreventUnlock||this.unlocked||(ASSERT(medalsSaveName,"save name must be set"),localStorage[this.storageKey()]=this.unlocked=1,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,glShader,glActiveTexture,glArrayBuffer,glGeometryBuffer,glPositionData,glColorData,glInstanceCount,glAdditive,glBatchAdditive;function glInit(){if(glEnable&&!headlessMode){glCanvas=document.createElement("canvas");glContext=glCanvas.getContext("webgl2");glOverlay&&document.body.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;}");var 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);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,l=1==f;glContext.enableVertexAttribArray(d);glContext.vertexAttribPointer(d,g,e,l,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&&glContext.texImage2D(gl_TEXTURE_2D,0,gl_RGBA,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 glDraw(a,b,c,d,e,f,g,k,h,l,n=0){ASSERT("number"==typeof l&&"number"==typeof n,"invalid color");(glInstanceCount>=gl_MAX_INSTANCES||glBatchAdditive!=glAdditive)&&glFlush();let m=glInstanceCount*gl_INDICIES_PER_INSTANCE;glPositionData[m++]=a;glPositionData[m++]=b;glPositionData[m++]=c;glPositionData[m++]=d;glPositionData[m++]=f;glPositionData[m++]=g;glPositionData[m++]=k;glPositionData[m++]=h;glColorData[m++]=l;glColorData[m++]=n;glPositionData[m++]=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="1.9.9",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){a&&pluginUpdateList.push(a);b&&pluginRenderList.push(b)}function engineInit(a,b,c,d,e,f=["tiles.png"]){function g(l=0){var n=l-frameTimeLastMS;frameTimeLastMS=l;if(debug||showWatermark)averageFPS=lerp(.05,averageFPS,1e3/(n||1));l=debug&&keyIsDown("Equal");const m=debug&&keyIsDown("Minus");debug&&(n*=l?5:m?.2:1);timeReal+=n/1e3;frameTimeBufferMS+=paused?0:n;l||(frameTimeBufferMS=min(frameTimeBufferMS,50));k();if(paused){for(const q of engineObjects)q.parent||q.updateTransforms();inputUpdate();debugUpdate();c();inputUpdatePost()}else{n=0;0>frameTimeBufferMS&&-9q()),engineObjectsUpdate(),debugUpdate(),c(),inputUpdatePost();frameTimeBufferMS+=n}if(!headlessMode){mainCanvasSize=vec2(mainCanvas.width,mainCanvas.height);mainContext.imageSmoothingEnabled=!canvasPixelated;glPreRender();d();engineObjects.sort((q,u)=>q.renderOrder-u.renderOrder);for(var p of engineObjects)p.destroyed||p.render();e();pluginRenderList.forEach(q=>q());touchGamepadRender();debugRender();glCopyToContext(mainContext);showWatermark&&(overlayContext.textAlign="right",overlayContext.textBaseline="top",overlayContext.font="1em monospace",overlayContext.fillStyle="#000",p=engineName+" v"+engineVersion+" / "+drawCount+" / "+engineObjects.length+" / "+averageFPS.toFixed(1)+(glEnable?" GL":" 2D"),overlayContext.fillText(p,mainCanvas.width-3,3),overlayContext.fillStyle="#fff",overlayContext.fillText(p,mainCanvas.width-2,2),drawCount=0)}requestAnimationFrame(g)}function k(){if(!headlessMode){if(canvasFixedSize.x){mainCanvas.width=canvasFixedSize.x;mainCanvas.height=canvasFixedSize.y;const l=innerWidth/innerHeight,n=mainCanvas.width/mainCanvas.height;(glCanvas||mainCanvas).style.width=mainCanvas.style.width=overlayCanvas.style.width=lnew Promise(m=>{const p=new Image;p.onerror=p.onload=()=>{textureInfos[n]=new TextureInfo(p);m()};p.src=l})),showSplashScreen&&f.push(new Promise(l=>{function n(){clearInput();drawEngineSplashScreen(m+=.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,l,n,m,p)=>{b.beginPath();b.rect(h,l,n,p?m*k:m);(b.fillStyle=p)?b.fill():b.stroke()};f=(h,l,n,m=0,p=2*PI,q,u)=>{const w=(m+p)/2;m=k*(p-m)/2;b.beginPath();u&&b.lineTo(h,l);b.arc(h,l,n,w-m,w+m);(b.fillStyle=q)?b.fill():b.stroke()};e=(h=0,l=0)=>hsl([.98,.3,.57,.14][h%4]-10,.8,[0,.3,.5,.8,.9][l]).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 false; // prevent right click menu // init touch input - if (isTouchDevice) + if (isTouchDevice && touchInputEnable && !headlessMode) touchInputInit(); } @@ -3081,12 +3098,12 @@ function vibrateStop() { vibrate(0); } /** True if a touch device has been detected * @memberof Input */ -const isTouchDevice = !headlessMode && window.ontouchstart !== undefined; +const isTouchDevice = window.ontouchstart !== undefined; // touch gamepad internal variables let touchGamepadTimer = new Timer, touchGamepadButtons, touchGamepadStick; -// try to enable touch mouse +// enable touch input mouse passthrough function touchInputInit() { // add non passive touch event listeners @@ -3195,6 +3212,7 @@ function touchInputInit() // render the touch gamepad, called automatically by the engine function touchGamepadRender() { + if (!touchInputEnable || !isTouchDevice || headlessMode) return; if (!touchGamepadEnable || !touchGamepadTimer.isSet()) return; @@ -4599,7 +4617,8 @@ function medalsInit(saveName) medalsForEach(medal=> medal.unlocked = (localStorage[medal.storageKey()] | 0)); // engine automatically renders medals - addPluginRender(function() + engineAddPlugin(undefined, medalsRender); + function medalsRender() { if (!medalsDisplayQueue.length) return; @@ -4623,7 +4642,7 @@ function medalsInit(saveName) time > slideOffTime ? (time - slideOffTime) / medalDisplaySlideTime : 0; medal.render(hidePercent); } - }); + } } /** Calls a function for each medal @@ -5062,7 +5081,7 @@ const engineName = 'LittleJS'; * @type {String} * @default * @memberof Engine */ -const engineVersion = '1.9.8'; +const engineVersion = '1.9.9'; /** Frames per second to update * @type {Number} @@ -5121,14 +5140,14 @@ let frameTimeLastMS = 0, frameTimeBufferMS = 0, averageFPS = 0; const pluginUpdateList = [], pluginRenderList = []; /** Add a new update function for a plugin - * @param {Function} updateFunction - * @memberof Engine */ -function addPluginUpdate(updateFunction) { pluginUpdateList.push(updateFunction); } - -/** Add a new render function for a plugin - * @param {Function} renderFunction + * @param {Function} [updateFunction] + * @param {Function} [renderFunction] * @memberof Engine */ -function addPluginRender(renderFunction) { pluginRenderList.push(renderFunction); } +function engineAddPlugin(updateFunction, renderFunction) +{ + updateFunction && pluginUpdateList.push(updateFunction); + renderFunction && pluginRenderList.push(renderFunction); +} /////////////////////////////////////////////////////////////////////////////// // Main engine functions @@ -5301,10 +5320,11 @@ function engineInit(gameInit, gameUpdate, gameUpdatePost, gameRender, gameRender const styleBody = 'margin:0;overflow:hidden;' + // fill the window 'background:#000;' + // set background color - 'touch-action:none;' + // prevent mobile pinch to resize - 'user-select:none;' + // prevent mobile hold to select + 'user-select:none;' + // prevent hold to select '-webkit-user-select:none;' + // compatibility for ios - '-webkit-touch-callout:none'; // compatibility for ios + (!touchInputEnable ? '' : // no touch css setttings + 'touch-action:none;' + // prevent mobile pinch to resize + '-webkit-touch-callout:none');// compatibility for ios document.body.style.cssText = styleBody; document.body.appendChild(mainCanvas = document.createElement('canvas')); mainContext = mainCanvas.getContext('2d'); diff --git a/dist/littlejs.min.js b/dist/littlejs.min.js index 78612c71..c3300df3 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){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 l=e-f;h=.5(16>(c=255*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=.5,enablePhysicsSolver=!0,objectDefaultMass=1,objectDefaultDamping=1,objectDefaultAngleDamping=1,objectDefaultElasticity=0,objectDefaultFriction=.8,objectMaxSpeed=1,gravity=0,particleEmitRateScale=1,gamepadsEnable=!0,gamepadDirectionEmulateStick=!0,inputWASDEmulateDirection=!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 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,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.y+=gravity*this.gravityScale;this.pos.x+=this.velocity.x*=this.damping;this.pos.y+=this.velocity.y*=this.damping;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)b&&b>this.damping*this.velocity.y+gravity*this.gravityScale&&(this.velocity.y=this.damping?(b-gravity*this.gravityScale)/this.damping:0),this.pos.y=a.y;d&&(this.pos.x=a.x,this.velocity.x*=-this.elasticity)}}}}render(){drawTile(this.pos,this.drawSize||this.size,this.tileInfo,this.color,this.angle,this.mirror,this.additiveColor)}destroy(){if(!this.destroyed){this.destroyed=1;this.parent&&this.parent.removeChild(this);for(const a of this.children)a.destroy(a.parent=0)}}localToWorld(a){return this.pos.add(a.rotate(-this.angle))}worldToLocal(a){return a.subtract(this.pos).rotate(this.angle)}localToWorldVector(a){return a.rotate(this.angle)}worldToLocalVector(a){return a.rotate(-this.angle)}collideWithTile(a,b){return 0{if(n){const p=c.pos.x+tileFixBleedScale,q=c.pos.y+tileFixBleedScale,u=c.size.x-2*tileFixBleedScale,w=c.size.y-2*tileFixBleedScale;m.globalAlpha=d.a;m.drawImage(n.image,p,q,u,w,-.5,-.5,1,1);m.globalAlpha=1}else m.fillStyle=d,m.fillRect(-.5,-.5,1,1)},h,l)}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 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){drawTextScreen(a,worldToScreen(b),c*cameraScale,d,e*cameraScale,f,g,k,h)}function drawTextScreen(a,b,c=1,d=new Color,e=0,f=new Color(0,0,0),g="center",k=fontDefault,h=overlayContext){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(l=>{e&&h.strokeText(l,b.x,b.y);h.fillText(l,b.x,b.y);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,l)=>{const n=d?h.length*f.x*c/2|0:0;for(let q=h.length;q--;){var m=h[q].charCodeAt(0);if(32>m||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=[[]]}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||(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=>{debug&&b.target!=document.body||(b.repeat||(isUsingGamepad=!1,inputData[0][b.code]=3,inputWASDEmulateDirection&&(inputData[0][a(b.code)]=3)),preventDefaultInput&&b.preventDefault())},onkeyup=b=>{debug&&b.target!=document.body||(inputData[0][b.code]=4,inputWASDEmulateDirection&&(inputData[0][a(b.code)]=4))},onmousedown=b=>{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,isTouchDevice&&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=!headlessMode&&void 0!==window.ontouchstart;let touchGamepadTimer=new Timer,touchGamepadButtons,touchGamepadStick;function touchInputInit(){function a(e){soundEnable&&audioContext&&"running"!=audioContext.state&&zzfx(0);const f=e.touches.length;if(f){const g=vec2(e.touches[0].clientX,e.touches[0].clientY);mousePosScreen=mouseToScreen(g);d?isUsingGamepad=!1: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)){touchGamepadButtons[9]=1;return}const f=vec2(touchGamepadSize,mainCanvasSize.y-touchGamepadSize),g=mainCanvasSize.subtract(vec2(touchGamepadSize,touchGamepadSize)),k=mainCanvasSize.scale(.5);for(const l of e.touches){var h=mouseToScreen(vec2(l.clientX,l.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(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);this.gainNode=audioContext.createGain();return this.source=playSamples(this.sampleChannels,b,a,f,e,this.sampleRate,this.gainNode)}}setVolume(a=1){this.gainNode&&(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)}let audioSuspended=!1;function playSamples(a,b=1,c=1,d=0,e=!1,f=zzfxR,g){if(soundEnable&&!headlessMode){var k=audioSuspended;if(audioSuspended="running"!=audioContext.state)if(audioContext.resume(),k)return;var h=audioContext.createBuffer(a.length,a[0].length,f);f=audioContext.createBufferSource();a.forEach((l,n)=>h.getChannelData(n).set(l));f.buffer=h;f.playbackRate.value=c;f.loop=e;g=g||audioContext.createGain();g.gain.value=b;g.connect(audioGainNode);f.connect(new StereoPannerNode(audioContext,{pan:clamp(d,-1,1)})).connect(g);f.start();return f}}function zzfx(...a){return new Sound(a).play()}const zzfxR=44100;function zzfxG(a=1,b,c=220,d=0,e=0,f=.1,g=0,k=1,h=0,l=0,n=0,m=0,p=0,q=0,u=0,w=0,v=0,D=1,y=0,E=0,z=0){b=2*PI;var r=zzfxR;let F=h*=500*b/r/r,B=c*=b/r,C=[],x=0,G=0,t=0,H=1,R=0,S=0,A=0,J;var L=b*abs(z)*2/r,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(z)*K)/2/I;K=-(sign(z)+K)/I;let O=I=0,P=0,Q=0;d=d*r+9;y*=r;e*=r;f*=r;v*=r;l*=500*b/r**3;u*=b/r;n*=b/r;m*=r;p=p*r|0;for(J=d+y+e+f+v|0;tt?0:(tm&&(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,l,n,m,p,q,u,w,v,D=0,y,E=[],z=[],r=[],F=0,B=0,C=1,x={},G=zzfxR/d*60>>2;for(;C;F++)E=[C=m=w=0],c.forEach((t,H)=>{n=b[t][F]||[0,0,0];C|=b[t][F]&&1;y=w+(b[t][0].length-2-(m?0:1))*G;v=H==c.length-1;e=2;for(g=w;eG-99&&p&&1>u?u+=1/99:0)l=(1-u)*E[D++]/2||0,z[g]=(z[g]||0)-l*B+l,r[g]=(r[g++]||0)+l*B+l;h&&(u=h%1,B=n[1]||0,h|=0)&&(E=x[[q=n[D=0]||0,h]]=x[[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 l=getTileCollisionData(g);if(l&&(!c||c.collideWithTile(l,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&&(a=this.pos.add(a).add(vec2(.5)),ASSERT(mainContext==this.context,"must call redrawStart() before drawing tiles"),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,l=new Color(1,1,1,0),n=new Color(1,1,1,0),m=.5,p=.1,q=1,u=.1,w=.05,v=1,D=1,y=0,E=PI,z=.1,r=.2,F=!1,B=!1,C=!0,x=B?1e9:0,G=!1){super(a,vec2(),g,b,void 0,x);this.emitSize=c;this.emitTime=d;this.emitRate=e;this.emitConeAngle=f;this.colorStartA=k;this.colorStartB=h;this.colorEndA=l;this.colorEndB=n;this.randomColorLinear=C;this.particleTime=m;this.sizeStart=p;this.sizeEnd=q;this.speed=u;this.angleSpeed=w;this.damping=v;this.angleDamping=D;this.gravityScale=y;this.particleConeAngle=E;this.fadeRate=z;this.randomness=r;this.collideTiles=F;this.additive=B;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;0m+m*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 l=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,l,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,l,n,m,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=l;this.trailScale=n;this.localSpaceEmitter=m;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()]|0);addPluginRender(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]);medals[this.id=a]=this;this.name=b;this.description=c;this.icon=d;e&&((this.image=new Image).src=e)}unlock(){medalsPreventUnlock||this.unlocked||(ASSERT(medalsSaveName,"save name must be set"),localStorage[this.storageKey()]=this.unlocked=1,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,glShader,glActiveTexture,glArrayBuffer,glGeometryBuffer,glPositionData,glColorData,glInstanceCount,glAdditive,glBatchAdditive;function glInit(){if(glEnable&&!headlessMode){glCanvas=document.createElement("canvas");glContext=glCanvas.getContext("webgl2");glOverlay&&document.body.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;}");var 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);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,l=1==f;glContext.enableVertexAttribArray(d);glContext.vertexAttribPointer(d,g,e,l,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&&glContext.texImage2D(gl_TEXTURE_2D,0,gl_RGBA,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 glDraw(a,b,c,d,e,f,g,k,h,l,n=0){ASSERT("number"==typeof l&&"number"==typeof n,"invalid color");(glInstanceCount>=gl_MAX_INSTANCES||glBatchAdditive!=glAdditive)&&glFlush();let m=glInstanceCount*gl_INDICIES_PER_INSTANCE;glPositionData[m++]=a;glPositionData[m++]=b;glPositionData[m++]=c;glPositionData[m++]=d;glPositionData[m++]=f;glPositionData[m++]=g;glPositionData[m++]=k;glPositionData[m++]=h;glColorData[m++]=l;glColorData[m++]=n;glPositionData[m++]=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="1.9.8",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 addPluginUpdate(a){pluginUpdateList.push(a)}function addPluginRender(a){pluginRenderList.push(a)}function engineInit(a,b,c,d,e,f=["tiles.png"]){function g(l=0){var n=l-frameTimeLastMS;frameTimeLastMS=l;if(debug||showWatermark)averageFPS=lerp(.05,averageFPS,1e3/(n||1));l=debug&&keyIsDown("Equal");const m=debug&&keyIsDown("Minus");debug&&(n*=l?5:m?.2:1);timeReal+=n/1e3;frameTimeBufferMS+=paused?0:n;l||(frameTimeBufferMS=min(frameTimeBufferMS,50));k();if(paused){for(const q of engineObjects)q.parent||q.updateTransforms();inputUpdate();debugUpdate();c();inputUpdatePost()}else{n=0;0>frameTimeBufferMS&&-9q()),engineObjectsUpdate(),debugUpdate(),c(),inputUpdatePost();frameTimeBufferMS+=n}if(!headlessMode){mainCanvasSize=vec2(mainCanvas.width,mainCanvas.height);mainContext.imageSmoothingEnabled=!canvasPixelated;glPreRender();d();engineObjects.sort((q,u)=>q.renderOrder-u.renderOrder);for(var p of engineObjects)p.destroyed||p.render();e();pluginRenderList.forEach(q=>q());touchGamepadRender();debugRender();glCopyToContext(mainContext);showWatermark&&(overlayContext.textAlign="right",overlayContext.textBaseline="top",overlayContext.font="1em monospace",overlayContext.fillStyle="#000",p=engineName+" v"+engineVersion+" / "+drawCount+" / "+engineObjects.length+" / "+averageFPS.toFixed(1)+(glEnable?" GL":" 2D"),overlayContext.fillText(p,mainCanvas.width-3,3),overlayContext.fillStyle="#fff",overlayContext.fillText(p,mainCanvas.width-2,2),drawCount=0)}requestAnimationFrame(g)}function k(){if(!headlessMode){if(canvasFixedSize.x){mainCanvas.width=canvasFixedSize.x;mainCanvas.height=canvasFixedSize.y;const l=innerWidth/innerHeight,n=mainCanvas.width/mainCanvas.height;(glCanvas||mainCanvas).style.width=mainCanvas.style.width=overlayCanvas.style.width=lnew Promise(m=>{const p=new Image;p.onerror=p.onload=()=>{textureInfos[n]=new TextureInfo(p);m()};p.src=l})),showSplashScreen&&f.push(new Promise(l=>{function n(){clearInput();drawEngineSplashScreen(m+=.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,l,n,m,p)=>{b.beginPath();b.rect(h,l,n,p?m*k:m);(b.fillStyle=p)?b.fill():b.stroke()};f=(h,l,n,m=0,p=2*PI,q,u)=>{const w=(m+p)/2;m=k*(p-m)/2;b.beginPath();u&&b.lineTo(h,l);b.arc(h,l,n,w-m,w+m);(b.fillStyle=q)?b.fill():b.stroke()};e=(h=0,l=0)=>hsl([.98,.3,.57,.14][h%4]-10,.8,[0,.3,.5,.8,.9][l]).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){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 l=e-f;h=.5(16>(c=255*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=.5,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,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.y+=gravity*this.gravityScale;this.pos.x+=this.velocity.x*=this.damping;this.pos.y+=this.velocity.y*=this.damping;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)b&&b>this.damping*this.velocity.y+gravity*this.gravityScale&&(this.velocity.y=this.damping?(b-gravity*this.gravityScale)/this.damping:0),this.pos.y=a.y;d&&(this.pos.x=a.x,this.velocity.x*=-this.elasticity)}}}}render(){drawTile(this.pos,this.drawSize||this.size,this.tileInfo,this.color,this.angle,this.mirror,this.additiveColor)}destroy(){if(!this.destroyed){this.destroyed=1;this.parent&&this.parent.removeChild(this);for(const a of this.children)a.destroy(a.parent=0)}}localToWorld(a){return this.pos.add(a.rotate(-this.angle))}worldToLocal(a){return a.subtract(this.pos).rotate(this.angle)}localToWorldVector(a){return a.rotate(this.angle)}worldToLocalVector(a){return a.rotate(-this.angle)}collideWithTile(a,b){return 0{if(n){const p=c.pos.x+tileFixBleedScale,q=c.pos.y+tileFixBleedScale,u=c.size.x-2*tileFixBleedScale,w=c.size.y-2*tileFixBleedScale;m.globalAlpha=d.a;m.drawImage(n.image,p,q,u,w,-.5,-.5,1,1);m.globalAlpha=1}else m.fillStyle=d,m.fillRect(-.5,-.5,1,1)},h,l)}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 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){drawTextScreen(a,worldToScreen(b),c*cameraScale,d,e*cameraScale,f,g,k,h)}function drawTextScreen(a,b,c=1,d=new Color,e=0,f=new Color(0,0,0),g="center",k=fontDefault,h=overlayContext){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(l=>{e&&h.strokeText(l,b.x,b.y);h.fillText(l,b.x,b.y);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,l)=>{const n=d?h.length*f.x*c/2|0:0;for(let q=h.length;q--;){var m=h[q].charCodeAt(0);if(32>m||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=[[]]}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=>{debug&&b.target!=document.body||(b.repeat||(isUsingGamepad=!1,inputData[0][b.code]=3,inputWASDEmulateDirection&&(inputData[0][a(b.code)]=3)),preventDefaultInput&&b.preventDefault())},onkeyup=b=>{debug&&b.target!=document.body||(inputData[0][b.code]=4,inputWASDEmulateDirection&&(inputData[0][a(b.code)]=4))},onmousedown=b=>{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,isTouchDevice&&touchInputEnable&&!headlessMode&&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&&audioContext&&"running"!=audioContext.state&&zzfx(0);const f=e.touches.length;if(f){const g=vec2(e.touches[0].clientX,e.touches[0].clientY);mousePosScreen=mouseToScreen(g);d?isUsingGamepad=!1: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)){touchGamepadButtons[9]=1;return}const f=vec2(touchGamepadSize,mainCanvasSize.y-touchGamepadSize),g=mainCanvasSize.subtract(vec2(touchGamepadSize,touchGamepadSize)),k=mainCanvasSize.scale(.5);for(const l of e.touches){var h=mouseToScreen(vec2(l.clientX,l.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);this.gainNode=audioContext.createGain();return this.source=playSamples(this.sampleChannels,b,a,f,e,this.sampleRate,this.gainNode)}}setVolume(a=1){this.gainNode&&(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)}let audioSuspended=!1;function playSamples(a,b=1,c=1,d=0,e=!1,f=zzfxR,g){if(soundEnable&&!headlessMode){var k=audioSuspended;if(audioSuspended="running"!=audioContext.state)if(audioContext.resume(),k)return;var h=audioContext.createBuffer(a.length,a[0].length,f);f=audioContext.createBufferSource();a.forEach((l,n)=>h.getChannelData(n).set(l));f.buffer=h;f.playbackRate.value=c;f.loop=e;g=g||audioContext.createGain();g.gain.value=b;g.connect(audioGainNode);f.connect(new StereoPannerNode(audioContext,{pan:clamp(d,-1,1)})).connect(g);f.start();return f}}function zzfx(...a){return new Sound(a).play()}const zzfxR=44100;function zzfxG(a=1,b,c=220,d=0,e=0,f=.1,g=0,k=1,h=0,l=0,n=0,m=0,p=0,q=0,u=0,w=0,v=0,D=1,y=0,E=0,z=0){b=2*PI;var r=zzfxR;let F=h*=500*b/r/r,B=c*=b/r,C=[],x=0,G=0,t=0,H=1,R=0,S=0,A=0,J;var L=b*abs(z)*2/r,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(z)*K)/2/I;K=-(sign(z)+K)/I;let O=I=0,P=0,Q=0;d=d*r+9;y*=r;e*=r;f*=r;v*=r;l*=500*b/r**3;u*=b/r;n*=b/r;m*=r;p=p*r|0;for(J=d+y+e+f+v|0;tt?0:(tm&&(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,l,n,m,p,q,u,w,v,D=0,y,E=[],z=[],r=[],F=0,B=0,C=1,x={},G=zzfxR/d*60>>2;for(;C;F++)E=[C=m=w=0],c.forEach((t,H)=>{n=b[t][F]||[0,0,0];C|=b[t][F]&&1;y=w+(b[t][0].length-2-(m?0:1))*G;v=H==c.length-1;e=2;for(g=w;eG-99&&p&&1>u?u+=1/99:0)l=(1-u)*E[D++]/2||0,z[g]=(z[g]||0)-l*B+l,r[g]=(r[g++]||0)+l*B+l;h&&(u=h%1,B=n[1]||0,h|=0)&&(E=x[[q=n[D=0]||0,h]]=x[[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 l=getTileCollisionData(g);if(l&&(!c||c.collideWithTile(l,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&&(a=this.pos.add(a).add(vec2(.5)),ASSERT(mainContext==this.context,"must call redrawStart() before drawing tiles"),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,l=new Color(1,1,1,0),n=new Color(1,1,1,0),m=.5,p=.1,q=1,u=.1,w=.05,v=1,D=1,y=0,E=PI,z=.1,r=.2,F=!1,B=!1,C=!0,x=B?1e9:0,G=!1){super(a,vec2(),g,b,void 0,x);this.emitSize=c;this.emitTime=d;this.emitRate=e;this.emitConeAngle=f;this.colorStartA=k;this.colorStartB=h;this.colorEndA=l;this.colorEndB=n;this.randomColorLinear=C;this.particleTime=m;this.sizeStart=p;this.sizeEnd=q;this.speed=u;this.angleSpeed=w;this.damping=v;this.angleDamping=D;this.gravityScale=y;this.particleConeAngle=E;this.fadeRate=z;this.randomness=r;this.collideTiles=F;this.additive=B;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;0m+m*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 l=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,l,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,l,n,m,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=l;this.trailScale=n;this.localSpaceEmitter=m;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()]|0);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]);medals[this.id=a]=this;this.name=b;this.description=c;this.icon=d;e&&((this.image=new Image).src=e)}unlock(){medalsPreventUnlock||this.unlocked||(ASSERT(medalsSaveName,"save name must be set"),localStorage[this.storageKey()]=this.unlocked=1,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,glShader,glActiveTexture,glArrayBuffer,glGeometryBuffer,glPositionData,glColorData,glInstanceCount,glAdditive,glBatchAdditive;function glInit(){if(glEnable&&!headlessMode){glCanvas=document.createElement("canvas");glContext=glCanvas.getContext("webgl2");glOverlay&&document.body.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;}");var 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);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,l=1==f;glContext.enableVertexAttribArray(d);glContext.vertexAttribPointer(d,g,e,l,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&&glContext.texImage2D(gl_TEXTURE_2D,0,gl_RGBA,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 glDraw(a,b,c,d,e,f,g,k,h,l,n=0){ASSERT("number"==typeof l&&"number"==typeof n,"invalid color");(glInstanceCount>=gl_MAX_INSTANCES||glBatchAdditive!=glAdditive)&&glFlush();let m=glInstanceCount*gl_INDICIES_PER_INSTANCE;glPositionData[m++]=a;glPositionData[m++]=b;glPositionData[m++]=c;glPositionData[m++]=d;glPositionData[m++]=f;glPositionData[m++]=g;glPositionData[m++]=k;glPositionData[m++]=h;glColorData[m++]=l;glColorData[m++]=n;glPositionData[m++]=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="1.9.9",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){a&&pluginUpdateList.push(a);b&&pluginRenderList.push(b)}function engineInit(a,b,c,d,e,f=["tiles.png"]){function g(l=0){var n=l-frameTimeLastMS;frameTimeLastMS=l;if(debug||showWatermark)averageFPS=lerp(.05,averageFPS,1e3/(n||1));l=debug&&keyIsDown("Equal");const m=debug&&keyIsDown("Minus");debug&&(n*=l?5:m?.2:1);timeReal+=n/1e3;frameTimeBufferMS+=paused?0:n;l||(frameTimeBufferMS=min(frameTimeBufferMS,50));k();if(paused){for(const q of engineObjects)q.parent||q.updateTransforms();inputUpdate();debugUpdate();c();inputUpdatePost()}else{n=0;0>frameTimeBufferMS&&-9q()),engineObjectsUpdate(),debugUpdate(),c(),inputUpdatePost();frameTimeBufferMS+=n}if(!headlessMode){mainCanvasSize=vec2(mainCanvas.width,mainCanvas.height);mainContext.imageSmoothingEnabled=!canvasPixelated;glPreRender();d();engineObjects.sort((q,u)=>q.renderOrder-u.renderOrder);for(var p of engineObjects)p.destroyed||p.render();e();pluginRenderList.forEach(q=>q());touchGamepadRender();debugRender();glCopyToContext(mainContext);showWatermark&&(overlayContext.textAlign="right",overlayContext.textBaseline="top",overlayContext.font="1em monospace",overlayContext.fillStyle="#000",p=engineName+" v"+engineVersion+" / "+drawCount+" / "+engineObjects.length+" / "+averageFPS.toFixed(1)+(glEnable?" GL":" 2D"),overlayContext.fillText(p,mainCanvas.width-3,3),overlayContext.fillStyle="#fff",overlayContext.fillText(p,mainCanvas.width-2,2),drawCount=0)}requestAnimationFrame(g)}function k(){if(!headlessMode){if(canvasFixedSize.x){mainCanvas.width=canvasFixedSize.x;mainCanvas.height=canvasFixedSize.y;const l=innerWidth/innerHeight,n=mainCanvas.width/mainCanvas.height;(glCanvas||mainCanvas).style.width=mainCanvas.style.width=overlayCanvas.style.width=lnew Promise(m=>{const p=new Image;p.onerror=p.onload=()=>{textureInfos[n]=new TextureInfo(p);m()};p.src=l})),showSplashScreen&&f.push(new Promise(l=>{function n(){clearInput();drawEngineSplashScreen(m+=.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,l,n,m,p)=>{b.beginPath();b.rect(h,l,n,p?m*k:m);(b.fillStyle=p)?b.fill():b.stroke()};f=(h,l,n,m=0,p=2*PI,q,u)=>{const w=(m+p)/2;m=k*(p-m)/2;b.beginPath();u&&b.lineTo(h,l);b.arc(h,l,n,w-m,w+m);(b.fillStyle=q)?b.fill():b.stroke()};e=(h=0,l=0)=>hsl([.98,.3,.57,.14][h%4]-10,.8,[0,.3,.5,.8,.9][l]).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 false; // prevent right click menu // init touch input - if (isTouchDevice) + if (isTouchDevice && touchInputEnable && !headlessMode) touchInputInit(); } @@ -2664,12 +2681,12 @@ function vibrateStop() { vibrate(0); } /** True if a touch device has been detected * @memberof Input */ -const isTouchDevice = !headlessMode && window.ontouchstart !== undefined; +const isTouchDevice = window.ontouchstart !== undefined; // touch gamepad internal variables let touchGamepadTimer = new Timer, touchGamepadButtons, touchGamepadStick; -// try to enable touch mouse +// enable touch input mouse passthrough function touchInputInit() { // add non passive touch event listeners @@ -2778,6 +2795,7 @@ function touchInputInit() // render the touch gamepad, called automatically by the engine function touchGamepadRender() { + if (!touchInputEnable || !isTouchDevice || headlessMode) return; if (!touchGamepadEnable || !touchGamepadTimer.isSet()) return; @@ -4182,7 +4200,8 @@ function medalsInit(saveName) medalsForEach(medal=> medal.unlocked = (localStorage[medal.storageKey()] | 0)); // engine automatically renders medals - addPluginRender(function() + engineAddPlugin(undefined, medalsRender); + function medalsRender() { if (!medalsDisplayQueue.length) return; @@ -4206,7 +4225,7 @@ function medalsInit(saveName) time > slideOffTime ? (time - slideOffTime) / medalDisplaySlideTime : 0; medal.render(hidePercent); } - }); + } } /** Calls a function for each medal @@ -4645,7 +4664,7 @@ const engineName = 'LittleJS'; * @type {String} * @default * @memberof Engine */ -const engineVersion = '1.9.8'; +const engineVersion = '1.9.9'; /** Frames per second to update * @type {Number} @@ -4704,14 +4723,14 @@ let frameTimeLastMS = 0, frameTimeBufferMS = 0, averageFPS = 0; const pluginUpdateList = [], pluginRenderList = []; /** Add a new update function for a plugin - * @param {Function} updateFunction - * @memberof Engine */ -function addPluginUpdate(updateFunction) { pluginUpdateList.push(updateFunction); } - -/** Add a new render function for a plugin - * @param {Function} renderFunction + * @param {Function} [updateFunction] + * @param {Function} [renderFunction] * @memberof Engine */ -function addPluginRender(renderFunction) { pluginRenderList.push(renderFunction); } +function engineAddPlugin(updateFunction, renderFunction) +{ + updateFunction && pluginUpdateList.push(updateFunction); + renderFunction && pluginRenderList.push(renderFunction); +} /////////////////////////////////////////////////////////////////////////////// // Main engine functions @@ -4884,10 +4903,11 @@ function engineInit(gameInit, gameUpdate, gameUpdatePost, gameRender, gameRender const styleBody = 'margin:0;overflow:hidden;' + // fill the window 'background:#000;' + // set background color - 'touch-action:none;' + // prevent mobile pinch to resize - 'user-select:none;' + // prevent mobile hold to select + 'user-select:none;' + // prevent hold to select '-webkit-user-select:none;' + // compatibility for ios - '-webkit-touch-callout:none'; // compatibility for ios + (!touchInputEnable ? '' : // no touch css setttings + 'touch-action:none;' + // prevent mobile pinch to resize + '-webkit-touch-callout:none');// compatibility for ios document.body.style.cssText = styleBody; document.body.appendChild(mainCanvas = document.createElement('canvas')); mainContext = mainCanvas.getContext('2d');