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https://github.com/Doodle3D/Doodle3D-Slicer.git
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61 lines
1.4 KiB
JavaScript
Executable File
61 lines
1.4 KiB
JavaScript
Executable File
/**
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* @author alteredq / http://alteredqualia.com/
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*/
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THREE.DotScreenPass = function ( center, angle, scale ) {
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if ( THREE.DotScreenShader === undefined )
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console.error( "THREE.DotScreenPass relies on THREE.DotScreenShader" );
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var shader = THREE.DotScreenShader;
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this.uniforms = THREE.UniformsUtils.clone( shader.uniforms );
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if ( center !== undefined ) this.uniforms[ "center" ].value.copy( center );
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if ( angle !== undefined ) this.uniforms[ "angle"].value = angle;
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if ( scale !== undefined ) this.uniforms[ "scale"].value = scale;
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this.material = new THREE.ShaderMaterial( {
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uniforms: this.uniforms,
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vertexShader: shader.vertexShader,
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fragmentShader: shader.fragmentShader
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} );
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this.enabled = true;
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this.renderToScreen = false;
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this.needsSwap = true;
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this.camera = new THREE.OrthographicCamera( -1, 1, 1, -1, 0, 1 );
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this.scene = new THREE.Scene();
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this.quad = new THREE.Mesh( new THREE.PlaneBufferGeometry( 2, 2 ), null );
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this.scene.add( this.quad );
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};
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THREE.DotScreenPass.prototype = {
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render: function ( renderer, writeBuffer, readBuffer, delta ) {
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this.uniforms[ "tDiffuse" ].value = readBuffer;
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this.uniforms[ "tSize" ].value.set( readBuffer.width, readBuffer.height );
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this.quad.material = this.material;
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if ( this.renderToScreen ) {
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renderer.render( this.scene, this.camera );
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} else {
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renderer.render( this.scene, this.camera, writeBuffer, false );
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}
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}
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};
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