aframe-lensflare-component.js.map

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\t// The module cache\n \tvar installedModules = {};\n\n \t// The require function\n \tfunction __webpack_require__(moduleId) {\n\n \t\t// Check if module is in cache\n \t\tif(installedModules[moduleId])\n \t\t\treturn installedModules[moduleId].exports;\n\n \t\t// Create a new module (and put it into the cache)\n \t\tvar module = installedModules[moduleId] = {\n \t\t\texports: {},\n \t\t\tid: moduleId,\n \t\t\tloaded: false\n \t\t};\n\n \t\t// Execute the module function\n \t\tmodules[moduleId].call(module.exports, module, module.exports, __webpack_require__);\n\n \t\t// Flag the module as loaded\n \t\tmodule.loaded = true;\n\n \t\t// Return the exports of the module\n \t\treturn module.exports;\n \t}\n\n\n \t// expose the modules object (__webpack_modules__)\n \t__webpack_require__.m = modules;\n\n \t// expose the module cache\n \t__webpack_require__.c = installedModules;\n\n \t// __webpack_public_path__\n \t__webpack_require__.p = \"\";\n\n \t// Load entry module and return exports\n \treturn __webpack_require__(0);\n\n\n\n// WEBPACK FOOTER //\n// webpack/bootstrap 2c280269332efe31211c","/* global AFRAME */\n/* global THREE */\n\nif (typeof AFRAME === 'undefined') {\n  throw new Error('Component attempted to register before AFRAME was available.')\n}\n\nif (typeof THREE === 'undefined') {\n  throw new Error('Component attempted to register before THREE was available.')\n}\n\n//https://github.com/mrdoob/three.js/blob/master/examples/js/objects/Lensflare.js\nrequire('./Lensflare')\n\n/**\n * A-Frame Lensflare Component component for A-Frame.\n */\nAFRAME.registerComponent('lensflare', {\n  schema: {\n    src: {\n      type: 'asset'\n    },\n    createLight: {\n      type: 'boolean',\n      default: true\n    },\n    position: {\n      type: 'vec3'\n    },\n    target: {\n      type: 'string'\n    },\n    intensity: {\n      type: 'number',\n      default: 5\n    },\n    relative: {\n      type: 'boolean',\n      default: true\n    },\n    size: {\n      type: 'number',\n      default: 500\n    },\n    lightColor: {\n      type: 'string',\n      default: 'rgb(255, 255, 255)'\n    },\n    lightDistance: {\n      type: 'number',\n      default: 4.0,\n    },\n    lightAngle: {\n      type: 'number',\n      default: Math.PI / 3,\n    },\n    lightPenumbra: {\n      type: 'number',\n      default: 0.077,\n    },\n    lightDecay: {\n      type: 'number',\n      default: 1,\n    },\n    lightType: {\n      default: 'spot',\n      oneOf: ['directional', 'point', 'spot']\n    }\n  },\n\n  /**\n   * Set if component needs multiple instancing.\n   */\n  multiple: true,\n\n  /**\n   * setLightType - Create a light based on lightType\n   *\n   * @param  {String} type Type of the light, supplied as a string.\n   * @param  {Object} settings Additional settings to pass to the light. E.g. angle and decay\n   * @return {THREE.Light}  A THREE.JS light object\n   */\n  setLightType: function (type, settings) {\n    switch (type) {\n      case 'spot':\n        return new THREE.SpotLight(new THREE.Color(settings.lightColor), settings.intensity, settings.lightDistance, settings.lightAngle, settings.lightPenumbra, settings.lightDecay)\n      case 'point':\n        return new THREE.PointLight(new THREE.Color(settings.lightColor), settings.intensity, settings.lightDistance, settings.lightDecay)\n      case 'directional':\n        return new THREE.DirectionalLight(new THREE.Color(settings.lightColor), settings.intensity)\n    }\n  },\n  /**\n   * Called once when component is attached. Generally for initial setup.\n   */\n  init: function () {\n\n    const scene = document.querySelector('a-scene').object3D;\n    const parentEl = this.el.object3D\n    const sceneEl = this.el.sceneEl.object3D\n\n    //Determine positioning\n    const position = this.data.relative ? new THREE.Vector3(0, 0, 0) : this.data.position\n\n    //Load texture (Three r84 upward doesn't support progress)\n    const textureLoader = new THREE.TextureLoader()\n    const textureFlare = textureLoader.load(this.data.src.currentSrc,\n      function (texture) {\n        return texture\n      },\n      undefined,\n      function (error) {\n        throw new Error('An error occured loading the Flare texture')\n      }\n    )\n\n    this.lensFlare = new THREE.Lensflare()\n    this.lensFlareElement = new THREE.LensflareElement(textureFlare, this.data.size, 0.0, new THREE.Color(this.data.lightColor))\n    this.lensFlare.addElement(this.lensFlareElement);\n    this.lensFlare.position.copy(position)\n\n\n\n    //Determine if the user wants a light\n    if (this.data.createLight) {\n\n      const light = this.setLightType(this.data.lightType.toLowerCase(), this.data)\n\n      //Has a target been supplied?\n      const hasTarget = this.data.target ? this.data.target : false\n\n      //Set light target.\n      if (hasTarget) {\n        light.target = document.querySelector(this.data.target).object3D\n        sceneEl.add(light.target)\n        sceneEl.updateMatrixWorld()\n      }\n      light.position.set(position.x, position.y, position.z)\n\n      //If relative, we want to attach the lensflare, and the light as child objects and call updateMatrixWorld once.\n      if (this.data.relative) {\n        light.add(this.lensFlare)\n        parentEl.add(light)\n        sceneEl.updateMatrixWorld()\n      } else {\n        scene.add(light)\n      }\n    } else {\n      //If relative, we want to attach the lensflare as a child object. This is so our lensflare works with animation updates.\n      if (this.data.relative) {\n        parentEl.add(this.lensFlare)\n        sceneEl.updateMatrixWorld()\n      } else {\n        scene.add(this.lensFlare)\n      }\n    }\n\n\n  },\n\n  /**\n   * Called when component is attached and when component data changes.\n   * Generally modifies the entity based on the data.\n   */\n  update: function (oldData) {\n\n  },\n\n  /**\n   * Called when a component is removed (e.g., via removeAttribute).\n   * Generally undoes all modifications to the entity.\n   */\n  remove: function () { },\n\n  /**\n   * Called on each scene tick.\n   */\n  // tick: function (t) { },\n\n  /**\n   * Called when entity pauses.\n   * Use to stop or remove any dynamic or background behavior such as events.\n   */\n  pause: function () { },\n\n  /**\n   * Called when entity resumes.\n   * Use to continue or add any dynamic or background behavior such as events.\n   */\n  play: function () { }\n});\n\n\n\n// WEBPACK FOOTER //\n// ./index.js","/**\r\n * @author Mugen87 / https://github.com/Mugen87\r\n * @author mrdoob / http://mrdoob.com/\r\n */\r\n\r\nTHREE.Lensflare = function () {\r\n\r\n\tTHREE.Mesh.call( this, THREE.Lensflare.Geometry, new THREE.MeshBasicMaterial( { opacity: 0, transparent: true } ) );\r\n\r\n\tthis.type = 'Lensflare';\r\n\tthis.frustumCulled = false;\r\n\tthis.renderOrder = Infinity;\r\n\r\n\t//\r\n\r\n\tvar positionScreen = new THREE.Vector3();\r\n\tvar positionView = new THREE.Vector3();\r\n\r\n\t// textures\r\n\r\n\tvar tempMap = new THREE.DataTexture( new Uint8Array( 16 * 16 * 3 ), 16, 16, THREE.RGBFormat );\r\n\ttempMap.minFilter = THREE.NearestFilter;\r\n\ttempMap.magFilter = THREE.NearestFilter;\r\n\ttempMap.wrapS = THREE.ClampToEdgeWrapping;\r\n\ttempMap.wrapT = THREE.ClampToEdgeWrapping;\r\n\ttempMap.needsUpdate = true;\r\n\r\n\tvar occlusionMap = new THREE.DataTexture( new Uint8Array( 16 * 16 * 3 ), 16, 16, THREE.RGBFormat );\r\n\tocclusionMap.minFilter = THREE.NearestFilter;\r\n\tocclusionMap.magFilter = THREE.NearestFilter;\r\n\tocclusionMap.wrapS = THREE.ClampToEdgeWrapping;\r\n\tocclusionMap.wrapT = THREE.ClampToEdgeWrapping;\r\n\tocclusionMap.needsUpdate = true;\r\n\r\n\t// material\r\n\r\n\tvar geometry = THREE.Lensflare.Geometry;\r\n\r\n\tvar material1a = new THREE.RawShaderMaterial( {\r\n\t\tuniforms: {\r\n\t\t\t'scale': { value: null },\r\n\t\t\t'screenPosition': { value: null }\r\n\t\t},\r\n\t\tvertexShader: [\r\n\r\n\t\t\t'precision highp float;',\r\n\r\n\t\t\t'uniform vec3 screenPosition;',\r\n\t\t\t'uniform vec2 scale;',\r\n\r\n\t\t\t'attribute vec3 position;',\r\n\r\n\t\t\t'void main() {',\r\n\r\n\t\t\t'\tgl_Position = vec4( position.xy * scale + screenPosition.xy, screenPosition.z, 1.0 );',\r\n\r\n\t\t\t'}'\r\n\r\n\t\t].join( '\\n' ),\r\n\t\tfragmentShader: [\r\n\r\n\t\t\t'precision highp float;',\r\n\r\n\t\t\t'void main() {',\r\n\r\n\t\t\t'\tgl_FragColor = vec4( 1.0, 0.0, 1.0, 1.0 );',\r\n\r\n\t\t\t'}'\r\n\r\n\t\t].join( '\\n' ),\r\n\t\tdepthTest: true,\r\n\t\tdepthWrite: false,\r\n\t\ttransparent: false\r\n\t} );\r\n\r\n\tvar material1b = new THREE.RawShaderMaterial( {\r\n\t\tuniforms: {\r\n\t\t\t'map': { value: tempMap },\r\n\t\t\t'scale': { value: null },\r\n\t\t\t'screenPosition': { value: null }\r\n\t\t},\r\n\t\tvertexShader: [\r\n\r\n\t\t\t'precision highp float;',\r\n\r\n\t\t\t'uniform vec3 screenPosition;',\r\n\t\t\t'uniform vec2 scale;',\r\n\r\n\t\t\t'attribute vec3 position;',\r\n\t\t\t'attribute vec2 uv;',\r\n\r\n\t\t\t'varying vec2 vUV;',\r\n\r\n\t\t\t'void main() {',\r\n\r\n\t\t\t'\tvUV = uv;',\r\n\r\n\t\t\t'\tgl_Position = vec4( position.xy * scale + screenPosition.xy, screenPosition.z, 1.0 );',\r\n\r\n\t\t\t'}'\r\n\r\n\t\t].join( '\\n' ),\r\n\t\tfragmentShader: [\r\n\r\n\t\t\t'precision highp float;',\r\n\r\n\t\t\t'uniform sampler2D map;',\r\n\r\n\t\t\t'varying vec2 vUV;',\r\n\r\n\t\t\t'void main() {',\r\n\r\n\t\t\t'\tgl_FragColor = texture2D( map, vUV );',\r\n\r\n\t\t\t'}'\r\n\r\n\t\t].join( '\\n' ),\r\n\t\tdepthTest: false,\r\n\t\tdepthWrite: false,\r\n\t\ttransparent: false\r\n\t} );\r\n\r\n\t// the following object is used for occlusionMap generation\r\n\r\n\tvar mesh1 = new THREE.Mesh( geometry, material1a );\r\n\r\n\t//\r\n\r\n\tvar elements = [];\r\n\r\n\tvar shader = THREE.LensflareElement.Shader;\r\n\r\n\tvar material2 = new THREE.RawShaderMaterial( {\r\n\t\tuniforms: {\r\n\t\t\t'map': { value: null },\r\n\t\t\t'occlusionMap': { value: occlusionMap },\r\n\t\t\t'color': { value: new THREE.Color( 0xffffff ) },\r\n\t\t\t'scale': { value: new THREE.Vector2() },\r\n\t\t\t'screenPosition': { value: new THREE.Vector3() }\r\n\t\t},\r\n\t\tvertexShader: shader.vertexShader,\r\n\t\tfragmentShader: shader.fragmentShader,\r\n\t\tblending: THREE.AdditiveBlending,\r\n\t\ttransparent: true,\r\n\t\tdepthWrite: false\r\n\t} );\r\n\r\n\tvar mesh2 = new THREE.Mesh( geometry, material2 );\r\n\r\n\tthis.addElement = function ( element ) {\r\n\r\n\t\telements.push( element );\r\n\r\n\t};\r\n\r\n\t//\r\n\r\n\tvar scale = new THREE.Vector2();\r\n\tvar screenPositionPixels = new THREE.Vector2();\r\n\tvar validArea = new THREE.Box2();\r\n\tvar viewport = new THREE.Vector4();\r\n\r\n\tthis.onBeforeRender = function ( renderer, scene, camera ) {\r\n\r\n\t\trenderer.getCurrentViewport( viewport );\r\n\r\n\t\tvar invAspect = viewport.w / viewport.z;\r\n\t\tvar halfViewportWidth = viewport.z / 2.0;\r\n\t\tvar halfViewportHeight = viewport.w / 2.0;\r\n\r\n\t\tvar size = 16 / viewport.w;\r\n\t\tscale.set( size * invAspect, size );\r\n\r\n\t\tvalidArea.min.set( viewport.x, viewport.y );\r\n\t\tvalidArea.max.set( viewport.x + ( viewport.z - 16 ), viewport.y + ( viewport.w - 16 ) );\r\n\r\n\t\t// calculate position in screen space\r\n\r\n\t\tpositionView.setFromMatrixPosition( this.matrixWorld );\r\n\t\tpositionView.applyMatrix4( camera.matrixWorldInverse );\r\n\r\n\t\tif ( positionView.z > 0 ) return; // lensflare is behind the camera\r\n\r\n\t\tpositionScreen.copy( positionView ).applyMatrix4( camera.projectionMatrix );\r\n\r\n\t\t// horizontal and vertical coordinate of the lower left corner of the pixels to copy\r\n\r\n\t\tscreenPositionPixels.x = viewport.x + ( positionScreen.x * halfViewportWidth ) + halfViewportWidth - 8;\r\n\t\tscreenPositionPixels.y = viewport.y + ( positionScreen.y * halfViewportHeight ) + halfViewportHeight - 8;\r\n\r\n\t\t// screen cull\r\n\r\n\t\tif ( validArea.containsPoint( screenPositionPixels ) ) {\r\n\r\n\t\t\t// save current RGB to temp texture\r\n\r\n\t\t\trenderer.copyFramebufferToTexture( screenPositionPixels, tempMap );\r\n\r\n\t\t\t// render pink quad\r\n\r\n\t\t\tvar uniforms = material1a.uniforms;\r\n\t\t\tuniforms[ \"scale\" ].value = scale;\r\n\t\t\tuniforms[ \"screenPosition\" ].value = positionScreen;\r\n\r\n\t\t\trenderer.renderBufferDirect( camera, null, geometry, material1a, mesh1, null );\r\n\r\n\t\t\t// copy result to occlusionMap\r\n\r\n\t\t\trenderer.copyFramebufferToTexture( screenPositionPixels, occlusionMap );\r\n\r\n\t\t\t// restore graphics\r\n\r\n\t\t\tvar uniforms = material1b.uniforms;\r\n\t\t\tuniforms[ \"scale\" ].value = scale;\r\n\t\t\tuniforms[ \"screenPosition\" ].value = positionScreen;\r\n\r\n\t\t\trenderer.renderBufferDirect( camera, null, geometry, material1b, mesh1, null );\r\n\r\n\t\t\t// render elements\r\n\r\n\t\t\tvar vecX = - positionScreen.x * 2;\r\n\t\t\tvar vecY = - positionScreen.y * 2;\r\n\r\n\t\t\tfor ( var i = 0, l = elements.length; i < l; i ++ ) {\r\n\r\n\t\t\t\tvar element = elements[ i ];\r\n\r\n\t\t\t\tvar uniforms = material2.uniforms;\r\n\r\n\t\t\t\tuniforms[ \"color\" ].value.copy( element.color );\r\n\t\t\t\tuniforms[ \"map\" ].value = element.texture;\r\n\t\t\t\tuniforms[ \"screenPosition\" ].value.x = positionScreen.x + vecX * element.distance;\r\n\t\t\t\tuniforms[ \"screenPosition\" ].value.y = positionScreen.y + vecY * element.distance;\r\n\r\n\t\t\t\tvar size = element.size / viewport.w;\r\n\t\t\t\tvar invAspect = viewport.w / viewport.z;\r\n\r\n\t\t\t\tuniforms[ \"scale\" ].value.set( size * invAspect, size );\r\n\r\n\t\t\t\tmaterial2.uniformsNeedUpdate = true;\r\n\r\n\t\t\t\trenderer.renderBufferDirect( camera, null, geometry, material2, mesh2, null );\r\n\r\n\t\t\t}\r\n\r\n\t\t}\r\n\r\n\t};\r\n\r\n\tthis.dispose = function () {\r\n\r\n\t\tmaterial1a.dispose();\r\n\t\tmaterial1b.dispose();\r\n\t\tmaterial2.dispose();\r\n\r\n\t\ttempMap.dispose();\r\n\t\tocclusionMap.dispose();\r\n\r\n\t\tfor ( var i = 0, l = elements.length; i < l; i ++ ) {\r\n\r\n\t\t\telements[ i ].texture.dispose();\r\n\r\n\t\t}\r\n\r\n\t};\r\n\r\n};\r\n\r\nTHREE.Lensflare.prototype = Object.create( THREE.Mesh.prototype );\r\nTHREE.Lensflare.prototype.constructor = THREE.Lensflare;\r\nTHREE.Lensflare.prototype.isLensflare = true;\r\n\r\n//\r\n\r\nTHREE.LensflareElement = function ( texture, size, distance, color ) {\r\n\r\n\tthis.texture = texture;\r\n\tthis.size = size || 1;\r\n\tthis.distance = distance || 0;\r\n\tthis.color = color || new THREE.Color( 0xffffff );\r\n\r\n};\r\n\r\nTHREE.LensflareElement.Shader = {\r\n\r\n\tuniforms: {\r\n\r\n\t\t'map': { value: null },\r\n\t\t'occlusionMap': { value: null },\r\n\t\t'color': { value: null },\r\n\t\t'scale': { value: null },\r\n\t\t'screenPosition': { value: null }\r\n\r\n\t},\r\n\r\n\tvertexShader: [\r\n\r\n\t\t'precision highp float;',\r\n\r\n\t\t'uniform vec3 screenPosition;',\r\n\t\t'uniform vec2 scale;',\r\n\r\n\t\t'uniform sampler2D occlusionMap;',\r\n\r\n\t\t'attribute vec3 position;',\r\n\t\t'attribute vec2 uv;',\r\n\r\n\t\t'varying vec2 vUV;',\r\n\t\t'varying float vVisibility;',\r\n\r\n\t\t'void main() {',\r\n\r\n\t\t'\tvUV = uv;',\r\n\r\n\t\t'\tvec2 pos = position.xy;',\r\n\r\n\t\t'\tvec4 visibility = texture2D( occlusionMap, vec2( 0.1, 0.1 ) );',\r\n\t\t'\tvisibility += texture2D( occlusionMap, vec2( 0.5, 0.1 ) );',\r\n\t\t'\tvisibility += texture2D( occlusionMap, vec2( 0.9, 0.1 ) );',\r\n\t\t'\tvisibility += texture2D( occlusionMap, vec2( 0.9, 0.5 ) );',\r\n\t\t'\tvisibility += texture2D( occlusionMap, vec2( 0.9, 0.9 ) );',\r\n\t\t'\tvisibility += texture2D( occlusionMap, vec2( 0.5, 0.9 ) );',\r\n\t\t'\tvisibility += texture2D( occlusionMap, vec2( 0.1, 0.9 ) );',\r\n\t\t'\tvisibility += texture2D( occlusionMap, vec2( 0.1, 0.5 ) );',\r\n\t\t'\tvisibility += texture2D( occlusionMap, vec2( 0.5, 0.5 ) );',\r\n\r\n\t\t'\tvVisibility =        visibility.r / 9.0;',\r\n\t\t'\tvVisibility *= 1.0 - visibility.g / 9.0;',\r\n\t\t'\tvVisibility *=       visibility.b / 9.0;',\r\n\r\n\t\t'\tgl_Position = vec4( ( pos * scale + screenPosition.xy ).xy, screenPosition.z, 1.0 );',\r\n\r\n\t\t'}'\r\n\r\n\t].join( '\\n' ),\r\n\r\n\tfragmentShader: [\r\n\r\n\t\t'precision highp float;',\r\n\r\n\t\t'uniform sampler2D map;',\r\n\t\t'uniform vec3 color;',\r\n\r\n\t\t'varying vec2 vUV;',\r\n\t\t'varying float vVisibility;',\r\n\r\n\t\t'void main() {',\r\n\r\n\t\t'\tvec4 texture = texture2D( map, vUV );',\r\n\t\t'\ttexture.a *= vVisibility;',\r\n\t\t'\tgl_FragColor = texture;',\r\n\t\t'\tgl_FragColor.rgb *= color;',\r\n\r\n\t\t'}'\r\n\r\n\t].join( '\\n' )\r\n\r\n};\r\n\r\nTHREE.Lensflare.Geometry = ( function () {\r\n\r\n\tvar geometry = new THREE.BufferGeometry();\r\n\r\n\tvar float32Array = new Float32Array( [\r\n\t\t- 1, - 1, 0, 0, 0,\r\n\t\t1, - 1, 0, 1, 0,\r\n\t\t1, 1, 0, 1, 1,\r\n\t\t- 1, 1, 0, 0, 1\r\n\t] );\r\n\r\n\tvar interleavedBuffer = new THREE.InterleavedBuffer( float32Array, 5 );\r\n\r\n\tgeometry.setIndex( [ 0, 1, 2,\t0, 2, 3 ] );\r\n\tgeometry.addAttribute( 'position', new THREE.InterleavedBufferAttribute( interleavedBuffer, 3, 0, false ) );\r\n\tgeometry.addAttribute( 'uv', new THREE.InterleavedBufferAttribute( interleavedBuffer, 2, 3, false ) );\r\n\r\n\treturn geometry;\r\n\r\n} )();\r\n\n\n\n// WEBPACK FOOTER //\n// ./Lensflare.js"],"sourceRoot":""}