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{"version":3,"file":"Lensflare.cjs","sources":["../../src/objects/Lensflare.js"],"sourcesContent":["import {\n AdditiveBlending,\n Box2,\n BufferGeometry,\n Color,\n Texture,\n NearestFilter,\n InterleavedBuffer,\n InterleavedBufferAttribute,\n Mesh,\n MeshBasicMaterial,\n RawShaderMaterial,\n Vector2,\n Vector3,\n Vector4,\n} from 'three'\n\nconst Lensflare = /* @__PURE__ */ (() => {\n class Lensflare extends Mesh {\n constructor() {\n super(Lensflare.Geometry, new MeshBasicMaterial({ opacity: 0, transparent: true }))\n\n this.isLensflare = true\n\n this.type = 'Lensflare'\n this.frustumCulled = false\n this.renderOrder = Infinity\n\n //\n\n const positionScreen = new Vector3()\n const positionView = new Vector3()\n\n // textures\n const tempMap = new Texture({ width: 16, height: 16 })\n tempMap.isFramebufferTexture = true\n tempMap.magFilter = NearestFilter\n tempMap.minFilter = NearestFilter\n tempMap.generateMipmaps = false\n tempMap.needsUpdate = true\n\n const occlusionMap = new Texture({ width: 16, height: 16 })\n occlusionMap.isFramebufferTexture = true\n occlusionMap.magFilter = NearestFilter\n occlusionMap.minFilter = NearestFilter\n occlusionMap.generateMipmaps = false\n occlusionMap.needsUpdate = true\n\n // material\n\n const geometry = Lensflare.Geometry\n\n const material1a = new RawShaderMaterial({\n uniforms: {\n scale: { value: null },\n screenPosition: { value: null },\n },\n vertexShader: /* glsl */ `\n\n\t\t\t\tprecision highp float;\n\n\t\t\t\tuniform vec3 screenPosition;\n\t\t\t\tuniform vec2 scale;\n\n\t\t\t\tattribute vec3 position;\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tgl_Position = vec4( position.xy * scale + screenPosition.xy, screenPosition.z, 1.0 );\n\n\t\t\t\t}`,\n\n fragmentShader: /* glsl */ `\n\n\t\t\t\tprecision highp float;\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tgl_FragColor = vec4( 1.0, 0.0, 1.0, 1.0 );\n\n\t\t\t\t}`,\n depthTest: true,\n depthWrite: false,\n transparent: false,\n })\n\n const material1b = new RawShaderMaterial({\n uniforms: {\n map: { value: tempMap },\n scale: { value: null },\n screenPosition: { value: null },\n },\n vertexShader: /* glsl */ `\n\n\t\t\t\tprecision highp float;\n\n\t\t\t\tuniform vec3 screenPosition;\n\t\t\t\tuniform vec2 scale;\n\n\t\t\t\tattribute vec3 position;\n\t\t\t\tattribute vec2 uv;\n\n\t\t\t\tvarying vec2 vUV;\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvUV = uv;\n\n\t\t\t\t\tgl_Position = vec4( position.xy * scale + screenPosition.xy, screenPosition.z, 1.0 );\n\n\t\t\t\t}`,\n\n fragmentShader: /* glsl */ `\n\n\t\t\t\tprecision highp float;\n\n\t\t\t\tuniform sampler2D map;\n\n\t\t\t\tvarying vec2 vUV;\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tgl_FragColor = texture2D( map, vUV );\n\n\t\t\t\t}`,\n depthTest: false,\n depthWrite: false,\n transparent: false,\n })\n\n // the following object is used for occlusionMap generation\n\n const mesh1 = new Mesh(geometry, material1a)\n\n //\n\n const elements = []\n\n const shader = LensflareElement.Shader\n\n const material2 = new RawShaderMaterial({\n uniforms: {\n map: { value: null },\n occlusionMap: { value: occlusionMap },\n color: { value: new Color(0xffffff) },\n scale: { value: new Vector2() },\n screenPosition: { value: new Vector3() },\n },\n vertexShader: shader.vertexShader,\n fragmentShader: shader.fragmentShader,\n blending: AdditiveBlending,\n transparent: true,\n depthWrite: false,\n })\n\n const mesh2 = new Mesh(geometry, material2)\n\n this.addElement = function (element) {\n elements.push(element)\n }\n\n //\n\n const scale = new Vector2()\n const screenPositionPixels = new Vector2()\n const validArea = new Box2()\n const viewp
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