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/**
* @author alteredq / http://alteredqualia.com/
*/
THREE.ShaderPass = function ( shader, textureID ) {
this.textureID = ( textureID !== undefined ) ? textureID : "tDiffuse";
this.uniforms = THREE.UniformsUtils.clone( shader.uniforms );
this.material = new THREE.ShaderMaterial( {
uniforms: this.uniforms,
vertexShader: shader.vertexShader,
fragmentShader: shader.fragmentShader
} );
this.renderToScreen = false;
this.enabled = true;
this.needsSwap = true;
this.clear = false;
this.camera = new THREE.OrthographicCamera( -1, 1, 1, -1, 0, 1 );
this.scene = new THREE.Scene();
this.quad = new THREE.Mesh( new THREE.PlaneGeometry( 2, 2 ), null );
this.scene.add( this.quad );
};
THREE.ShaderPass.prototype = {
render: function ( renderer, writeBuffer, readBuffer, delta ) {
if ( this.uniforms[ this.textureID ] ) {
this.uniforms[ this.textureID ].value = readBuffer;
}
this.quad.material = this.material;
if ( this.renderToScreen ) {
renderer.render( this.scene, this.camera );
} else {
renderer.render( this.scene, this.camera, writeBuffer, this.clear );
}
}
};