民航概论分页

zhongshujie

2024-10-28 f6775e5080917ed7d4d5a8b901e55e65abda3670

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/**
 * @author alteredq / http://alteredqualia.com/
 */
 
THREE.RenderPass = function (scene, camera, overrideMaterial, clearColor, clearAlpha) {
 
    THREE.Pass.call(this);
 
    this.scene = scene;
    this.camera = camera;
 
    this.overrideMaterial = overrideMaterial;
 
    this.clearColor = clearColor;
    this.clearAlpha = (clearAlpha !== undefined) ? clearAlpha : 0;
 
    this.clear = true;
    this.clearDepth = false;
    this.needsSwap = false;
 
};
 
THREE.RenderPass.prototype = Object.assign(Object.create(THREE.Pass.prototype), {
 
    constructor: THREE.RenderPass,
 
    render: function (renderer, writeBuffer, readBuffer, delta, maskActive) {
 
        var oldAutoClear = renderer.autoClear;
        renderer.autoClear = false;
 
        this.scene.overrideMaterial = this.overrideMaterial;
 
        var oldClearColor, oldClearAlpha;
 
        if (this.clearColor) {
 
            oldClearColor = renderer.getClearColor().getHex();
            oldClearAlpha = renderer.getClearAlpha();
 
            renderer.setClearColor(this.clearColor, this.clearAlpha);
 
        }
 
        if (this.clearDepth) {
 
            renderer.clearDepth();
 
        }
 
        renderer.render(this.scene, this.camera, this.renderToScreen ? null : readBuffer, this.clear);
 
        if (this.clearColor) {
 
            renderer.setClearColor(oldClearColor, oldClearAlpha);
 
        }
 
        this.scene.overrideMaterial = null;
        renderer.autoClear = oldAutoClear;
    }
 
});