| 1 | ( function () {
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| 2 |
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| 3 | class TexturePass extends THREE.Pass {
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| 4 |
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| 5 | constructor( map, opacity ) {
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| 6 |
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| 7 | super();
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| 8 | if ( THREE.CopyShader === undefined ) console.error( 'THREE.TexturePass relies on THREE.CopyShader' );
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| 9 | const shader = THREE.CopyShader;
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| 10 | this.map = map;
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| 11 | this.opacity = opacity !== undefined ? opacity : 1.0;
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| 12 | this.uniforms = THREE.UniformsUtils.clone( shader.uniforms );
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| 13 | this.material = new THREE.ShaderMaterial( {
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| 14 | uniforms: this.uniforms,
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| 15 | vertexShader: shader.vertexShader,
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| 16 | fragmentShader: shader.fragmentShader,
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| 17 | depthTest: false,
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| 18 | depthWrite: false
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| 19 | } );
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| 20 | this.needsSwap = false;
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| 21 | this.fsQuad = new THREE.FullScreenQuad( null );
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| 22 |
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| 23 | }
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| 24 |
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| 25 | render( renderer, writeBuffer, readBuffer
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| 26 |
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| 27 | ) {
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| 28 |
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| 29 | const oldAutoClear = renderer.autoClear;
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| 30 | renderer.autoClear = false;
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| 31 | this.fsQuad.material = this.material;
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| 32 | this.uniforms[ 'opacity' ].value = this.opacity;
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| 33 | this.uniforms[ 'tDiffuse' ].value = this.map;
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| 34 | this.material.transparent = this.opacity < 1.0;
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| 35 | renderer.setRenderTarget( this.renderToScreen ? null : readBuffer );
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| 36 | if ( this.clear ) renderer.clear();
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| 37 | this.fsQuad.render( renderer );
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| 38 | renderer.autoClear = oldAutoClear;
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| 39 |
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| 40 | }
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| 41 |
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| 42 | }
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| 43 |
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| 44 | THREE.TexturePass = TexturePass;
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| 45 |
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| 46 | } )();
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