@babylonjs/core/PostProcesses/extractHighlightsPostProcess.pure.js

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/** This file must only contain pure code and pure imports */
import { __esDecorate, __runInitializers } from "../tslib.es6.js";
import { PostProcess } from "./postProcess.pure.js";

import { serialize } from "../Misc/decorators.js";
import { ThinExtractHighlightsPostProcess } from "./thinExtractHighlightsPostProcess.js";
import { RegisterClass } from "../Misc/typeStore.js";
/**
 * The extract highlights post process sets all pixels to black except pixels above the specified luminance threshold. Used as the first step for a bloom effect.
 */
let ExtractHighlightsPostProcess = (() => {
    var _a;
    let _classSuper = PostProcess;
    let _instanceExtraInitializers = [];
    let _get_threshold_decorators;
    return _a = class ExtractHighlightsPostProcess extends _classSuper {
            /**
             * The luminance threshold, pixels below this value will be set to black.
             */
            get threshold() {
                return this._effectWrapper.threshold;
            }
            set threshold(value) {
                this._effectWrapper.threshold = value;
            }
            /** @internal */
            get _exposure() {
                return this._effectWrapper._exposure;
            }
            /** @internal */
            set _exposure(value) {
                this._effectWrapper._exposure = value;
            }
            /**
             * Gets a string identifying the name of the class
             * @returns "ExtractHighlightsPostProcess" string
             */
            getClassName() {
                return "ExtractHighlightsPostProcess";
            }
            constructor(name, options, camera = null, samplingMode, engine, reusable, textureType = 0, blockCompilation = false) {
                const localOptions = {
                    uniforms: ThinExtractHighlightsPostProcess.Uniforms,
                    size: typeof options === "number" ? options : undefined,
                    camera,
                    samplingMode,
                    engine,
                    reusable,
                    textureType,
                    blockCompilation,
                    ...options,
                };
                super(name, ThinExtractHighlightsPostProcess.FragmentUrl, {
                    effectWrapper: typeof options === "number" || !options.effectWrapper ? new ThinExtractHighlightsPostProcess(name, engine, localOptions) : undefined,
                    ...localOptions,
                });
                /**
                 * Post process which has the input texture to be used when performing highlight extraction
                 * @internal
                 */
                this._inputPostProcess = (__runInitializers(this, _instanceExtraInitializers), null);
                this.onApplyObservable.add((effect) => {
                    this.externalTextureSamplerBinding = !!this._inputPostProcess;
                    if (this._inputPostProcess) {
                        effect.setTextureFromPostProcess("textureSampler", this._inputPostProcess);
                    }
                });
            }
        },
        (() => {
            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
            _get_threshold_decorators = [serialize()];
            __esDecorate(_a, null, _get_threshold_decorators, { kind: "getter", name: "threshold", static: false, private: false, access: { has: obj => "threshold" in obj, get: obj => obj.threshold }, metadata: _metadata }, null, _instanceExtraInitializers);
            if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
        })(),
        _a;
})();
export { ExtractHighlightsPostProcess };
let _Registered = false;
/**
 * Register side effects for extractHighlightsPostProcess.
 * Safe to call multiple times; only the first call has an effect.
 */
export function RegisterExtractHighlightsPostProcess() {
    if (_Registered) {
        return;
    }
    _Registered = true;
    RegisterClass("BABYLON.ExtractHighlightsPostProcess", ExtractHighlightsPostProcess);
}
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