polygonjs-engine
Version:
node-based webgl 3D engine https://polygonjs.com
47 lines (26 loc) • 1 kB
JavaScript
import {Color} from 'three/src/math/Color';
import { Pass } from '../postprocessing/Pass.js';
var ClearPass = function ( clearColor, clearAlpha ) {
Pass.call( this );
this.needsSwap = false;
this.clearColor = ( clearColor !== undefined ) ? clearColor : 0x000000;
this.clearAlpha = ( clearAlpha !== undefined ) ? clearAlpha : 0;
this._oldClearColor = new Color();
};
ClearPass.prototype = Object.assign( Object.create( Pass.prototype ), {
constructor: ClearPass,
render: function ( renderer, writeBuffer, readBuffer /*, deltaTime, maskActive */ ) {
var oldClearAlpha;
if ( this.clearColor ) {
renderer.getClearColor( this._oldClearColor );
oldClearAlpha = renderer.getClearAlpha();
renderer.setClearColor( this.clearColor, this.clearAlpha );
}
renderer.setRenderTarget( this.renderToScreen ? null : readBuffer );
renderer.clear();
if ( this.clearColor ) {
renderer.setClearColor( this._oldClearColor, oldClearAlpha );
}
}
} );
export { ClearPass };