@babylonjs/core/Rendering/depthPeelingSceneComponent.pure.js

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/** This file must only contain pure code and pure imports */
import { Scene } from "../scene.pure.js";
import { SceneComponentConstants } from "../sceneComponent.js";

let _DepthPeelingRendererClass;
/**
 * Scene component to render order independent transparency with depth peeling
 */
export class DepthPeelingSceneComponent {
    /**
     * Creates a new instance of the component for the given scene
     * @param scene Defines the scene to register the component in
     */
    constructor(scene) {
        /**
         * The component name helpful to identify the component in the list of scene components.
         */
        this.name = SceneComponentConstants.NAME_DEPTHPEELINGRENDERER;
        this.scene = scene;
        scene.depthPeelingRenderer = new _DepthPeelingRendererClass(scene);
    }
    /**
     * Registers the component in a given scene
     */
    register() { }
    /**
     * Rebuilds the elements related to this component in case of
     * context lost for instance.
     */
    rebuild() { }
    /**
     * Disposes the component and the associated resources.
     */
    dispose() {
        this.scene.depthPeelingRenderer?.dispose();
        this.scene.depthPeelingRenderer = null;
    }
}
let _Registered = false;
/**
 * Register side effects for depthPeelingSceneComponent.
 * Safe to call multiple times; only the first call has an effect.
 * @param depthPeelingRendererClass The DepthPeelingRenderer class to use for instantiation
 */
export function RegisterDepthPeelingSceneComponent(depthPeelingRendererClass) {
    _DepthPeelingRendererClass = depthPeelingRendererClass;
    if (_Registered) {
        return;
    }
    _Registered = true;
    Object.defineProperty(Scene.prototype, "depthPeelingRenderer", {
        get: function () {
            if (!this._depthPeelingRenderer) {
                let component = this._getComponent(SceneComponentConstants.NAME_DEPTHPEELINGRENDERER);
                if (!component) {
                    component = new DepthPeelingSceneComponent(this);
                    this._addComponent(component);
                }
            }
            return this._depthPeelingRenderer;
        },
        set: function (value) {
            this._depthPeelingRenderer = value;
        },
        enumerable: true,
        configurable: true,
    });
    Object.defineProperty(Scene.prototype, "useOrderIndependentTransparency", {
        get: function () {
            return this._useOrderIndependentTransparency;
        },
        set: function (value) {
            if (this._useOrderIndependentTransparency === value) {
                return;
            }
            this._useOrderIndependentTransparency = value;
            this.markAllMaterialsAsDirty(127);
            this.prePassRenderer?.markAsDirty();
        },
        enumerable: true,
        configurable: true,
    });
}
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