Doodle3D-Slicer/three.js-master/examples/js/postprocessing/SavePass.js
2015-06-12 15:58:26 +02:00

63 lines
1.4 KiB
JavaScript
Executable File

/**
* @author alteredq / http://alteredqualia.com/
*/
THREE.SavePass = function ( renderTarget ) {
if ( THREE.CopyShader === undefined )
console.error( "THREE.SavePass relies on THREE.CopyShader" );
var shader = THREE.CopyShader;
this.textureID = "tDiffuse";
this.uniforms = THREE.UniformsUtils.clone( shader.uniforms );
this.material = new THREE.ShaderMaterial( {
uniforms: this.uniforms,
vertexShader: shader.vertexShader,
fragmentShader: shader.fragmentShader
} );
this.renderTarget = renderTarget;
if ( this.renderTarget === undefined ) {
this.renderTargetParameters = { minFilter: THREE.LinearFilter, magFilter: THREE.LinearFilter, format: THREE.RGBFormat, stencilBuffer: false };
this.renderTarget = new THREE.WebGLRenderTarget( window.innerWidth, window.innerHeight, this.renderTargetParameters );
}
this.enabled = true;
this.needsSwap = false;
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.PlaneBufferGeometry( 2, 2 ), null );
this.scene.add( this.quad );
};
THREE.SavePass.prototype = {
render: function ( renderer, writeBuffer, readBuffer, delta ) {
if ( this.uniforms[ this.textureID ] ) {
this.uniforms[ this.textureID ].value = readBuffer;
}
this.quad.material = this.material;
renderer.render( this.scene, this.camera, this.renderTarget, this.clear );
}
};