/usr/share/javascript/three/examples/js/postprocessing/TexturePass.js is in libjs-three 80+dfsg2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | /**
* @author alteredq / http://alteredqualia.com/
*/
THREE.TexturePass = function ( map, opacity ) {
THREE.Pass.call( this );
if ( THREE.CopyShader === undefined )
console.error( "THREE.TexturePass relies on THREE.CopyShader" );
var shader = THREE.CopyShader;
this.map = map;
this.opacity = ( opacity !== undefined ) ? opacity : 1.0;
this.uniforms = THREE.UniformsUtils.clone( shader.uniforms );
this.material = new THREE.ShaderMaterial( {
uniforms: this.uniforms,
vertexShader: shader.vertexShader,
fragmentShader: shader.fragmentShader,
depthTest: false,
depthWrite: false
} );
this.needsSwap = false;
this.camera = new THREE.OrthographicCamera( - 1, 1, 1, - 1, 0, 1 );
this.scene = new THREE.Scene();
this.quad = new THREE.Mesh( new THREE.PlaneBufferGeometry( 2, 2 ), null );
this.scene.add( this.quad );
};
THREE.TexturePass.prototype = Object.assign( Object.create( THREE.Pass.prototype ), {
constructor: THREE.TexturePass,
render: function ( renderer, writeBuffer, readBuffer, delta, maskActive ) {
var oldAutoClear = renderer.autoClear;
renderer.autoClear = false;
this.quad.material = this.material;
this.uniforms[ "opacity" ].value = this.opacity;
this.uniforms[ "tDiffuse" ].value = this.map;
this.material.transparent = ( this.opacity < 1.0 );
renderer.render( this.scene, this.camera, this.renderToScreen ? null : readBuffer, this.clear );
renderer.autoClear = oldAutoClear;
}
} );
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