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9.3 KiB
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1 line
9.3 KiB
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{"version":3,"file":"EffectComposer.cjs","sources":["../../src/postprocessing/EffectComposer.ts"],"sourcesContent":["import { Clock, LinearFilter, RGBAFormat, NoBlending, Vector2, WebGLRenderer, WebGLRenderTarget } from 'three'\nimport { CopyShader } from '../shaders/CopyShader'\nimport { ShaderPass } from './ShaderPass'\nimport { MaskPass, ClearMaskPass } from './MaskPass'\nimport { Pass } from './Pass'\n\nclass EffectComposer<TRenderTarget extends WebGLRenderTarget = WebGLRenderTarget> {\n public renderer: WebGLRenderer\n private _pixelRatio: number\n private _width: number\n private _height: number\n public renderTarget1: WebGLRenderTarget\n public renderTarget2: WebGLRenderTarget\n public writeBuffer: WebGLRenderTarget\n public readBuffer: WebGLRenderTarget\n public renderToScreen: boolean\n public passes: Pass[] = []\n public copyPass: Pass\n public clock: Clock\n\n constructor(renderer: WebGLRenderer, renderTarget?: TRenderTarget) {\n this.renderer = renderer\n\n if (renderTarget === undefined) {\n const parameters = {\n minFilter: LinearFilter,\n magFilter: LinearFilter,\n format: RGBAFormat,\n }\n\n const size = renderer.getSize(new Vector2())\n this._pixelRatio = renderer.getPixelRatio()\n this._width = size.width\n this._height = size.height\n\n renderTarget = new WebGLRenderTarget(\n this._width * this._pixelRatio,\n this._height * this._pixelRatio,\n parameters,\n ) as TRenderTarget\n renderTarget.texture.name = 'EffectComposer.rt1'\n } else {\n this._pixelRatio = 1\n this._width = renderTarget.width\n this._height = renderTarget.height\n }\n\n this.renderTarget1 = renderTarget\n this.renderTarget2 = renderTarget.clone()\n this.renderTarget2.texture.name = 'EffectComposer.rt2'\n\n this.writeBuffer = this.renderTarget1\n this.readBuffer = this.renderTarget2\n\n this.renderToScreen = true\n\n // dependencies\n\n if (CopyShader === undefined) {\n console.error('THREE.EffectComposer relies on CopyShader')\n }\n\n if (ShaderPass === undefined) {\n console.error('THREE.EffectComposer relies on ShaderPass')\n }\n\n this.copyPass = new ShaderPass(CopyShader)\n // @ts-ignore\n this.copyPass.material.blending = NoBlending\n\n this.clock = new Clock()\n }\n\n public swapBuffers(): void {\n const tmp = this.readBuffer\n this.readBuffer = this.writeBuffer\n this.writeBuffer = tmp\n }\n\n public addPass(pass: Pass): void {\n this.passes.push(pass)\n pass.setSize(this._width * this._pixelRatio, this._height * this._pixelRatio)\n }\n\n public insertPass(pass: Pass, index: number): void {\n this.passes.splice(index, 0, pass)\n pass.setSize(this._width * this._pixelRatio, this._height * this._pixelRatio)\n }\n\n public removePass(pass: Pass): void {\n const index = this.passes.indexOf(pass)\n\n if (index !== -1) {\n this.passes.splice(index, 1)\n }\n }\n\n public isLastEnabledPass(passIndex: number): boolean {\n for (let i = passIndex + 1; i < this.passes.length; i++) {\n if (this.passes[i].enabled) {\n return false\n }\n }\n\n return true\n }\n\n public render(deltaTime?: number): void {\n // deltaTime value is in seconds\n\n if (deltaTime === undefined) {\n deltaTime = this.clock.getDelta()\n }\n\n const currentRenderTarget = this.renderer.getRenderTarget()\n\n let maskActive = false\n\n const il = this.passes.length\n\n for (let i = 0; i < il; i++) {\n const pass = this.passes[i]\n\n if (pass.enabled === false) continue\n\n pass.renderToScreen = this.renderToScreen && this.isLastEnabledPass(i)\n pass.render(this.renderer, this.writeBuffer, this.readBuffer, deltaTime, maskActive)\n\n if (pass.needsSwap) {\n if (maskActive) {\n const context = this.renderer.getContext()\n const stencil = this.renderer.state.buffers.stencil\n\n //context.stencilFunc( context.NOTEQUAL, 1, 0xffffffff );\n
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