最新代码

public/sdk/three/jsm/postprocessing/CubeTexturePass.js

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+import {
+	BackSide,
+	BoxGeometry,
+	Mesh,
+	PerspectiveCamera,
+	Scene,
+	ShaderLib,
+	ShaderMaterial,
+	UniformsUtils
+} from 'three';
+import { Pass } from './Pass.js';
+
+class CubeTexturePass extends Pass {
+
+	constructor( camera, tCube, opacity = 1 ) {
+
+		super();
+
+		this.camera = camera;
+
+		this.needsSwap = false;
+
+		this.cubeShader = ShaderLib[ 'cube' ];
+		this.cubeMesh = new Mesh(
+			new BoxGeometry( 10, 10, 10 ),
+			new ShaderMaterial( {
+				uniforms: UniformsUtils.clone( this.cubeShader.uniforms ),
+				vertexShader: this.cubeShader.vertexShader,
+				fragmentShader: this.cubeShader.fragmentShader,
+				depthTest: false,
+				depthWrite: false,
+				side: BackSide
+			} )
+		);
+
+		Object.defineProperty( this.cubeMesh.material, 'envMap', {
+
+			get: function () {
+
+				return this.uniforms.tCube.value;
+
+			}
+
+		} );
+
+		this.tCube = tCube;
+		this.opacity = opacity;
+
+		this.cubeScene = new Scene();
+		this.cubeCamera = new PerspectiveCamera();
+		this.cubeScene.add( this.cubeMesh );
+
+	}
+
+	render( renderer, writeBuffer, readBuffer/*, deltaTime, maskActive*/ ) {
+
+		const oldAutoClear = renderer.autoClear;
+		renderer.autoClear = false;
+
+		this.cubeCamera.projectionMatrix.copy( this.camera.projectionMatrix );
+		this.cubeCamera.quaternion.setFromRotationMatrix( this.camera.matrixWorld );
+
+		this.cubeMesh.material.uniforms.tCube.value = this.tCube;
+		this.cubeMesh.material.uniforms.tFlip.value = ( this.tCube.isCubeTexture && this.tCube.isRenderTargetTexture === false ) ? - 1 : 1;
+		this.cubeMesh.material.uniforms.opacity.value = this.opacity;
+		this.cubeMesh.material.transparent = ( this.opacity < 1.0 );
+
+		renderer.setRenderTarget( this.renderToScreen ? null : readBuffer );
+		if ( this.clear ) renderer.clear();
+		renderer.render( this.cubeScene, this.cubeCamera );
+
+		renderer.autoClear = oldAutoClear;
+
+	}
+
+	dispose() {
+
+		this.cubeMesh.geometry.dispose();
+		this.cubeMesh.material.dispose();
+
+	}
+
+}
+
+export { CubeTexturePass };