1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768 |
- import { Nullable } from "../types";
- import { Camera } from "../Cameras/camera";
- import { Effect } from "../Materials/effect";
- import { PostProcess, PostProcessOptions } from "./postProcess";
- import { Engine } from "../Engines/engine";
- import { Constants } from "../Engines/constants";
- import "../Shaders/grain.fragment";
- import { _TypeStore } from '../Misc/typeStore';
- import { serialize, SerializationHelper } from '../Misc/decorators';
- declare type Scene = import("../scene").Scene;
- /**
- * The GrainPostProcess adds noise to the image at mid luminance levels
- */
- export class GrainPostProcess extends PostProcess {
- /**
- * The intensity of the grain added (default: 30)
- */
- @serialize()
- public intensity: number = 30;
- /**
- * If the grain should be randomized on every frame
- */
- @serialize()
- public animated: boolean = false;
- /**
- * Gets a string identifying the name of the class
- * @returns "GrainPostProcess" string
- */
- public getClassName(): string {
- return "GrainPostProcess";
- }
- /**
- * Creates a new instance of @see GrainPostProcess
- * @param name The name of the effect.
- * @param options The required width/height ratio to downsize to before computing the render pass.
- * @param camera The camera to apply the render pass to.
- * @param samplingMode The sampling mode to be used when computing the pass. (default: 0)
- * @param engine The engine which the post process will be applied. (default: current engine)
- * @param reusable If the post process can be reused on the same frame. (default: false)
- * @param textureType Type of textures used when performing the post process. (default: 0)
- * @param blockCompilation If compilation of the shader should not be done in the constructor. The updateEffect method can be used to compile the shader at a later time. (default: false)
- */
- constructor(name: string, options: number | PostProcessOptions, camera: Nullable<Camera>, samplingMode?: number, engine?: Engine, reusable?: boolean, textureType: number = Constants.TEXTURETYPE_UNSIGNED_INT, blockCompilation = false) {
- super(name, "grain", ["intensity", "animatedSeed"], [], options, camera, samplingMode, engine, reusable, null, textureType, undefined, null, blockCompilation);
- this.onApplyObservable.add((effect: Effect) => {
- effect.setFloat('intensity', this.intensity);
- effect.setFloat('animatedSeed', this.animated ? Math.random() + 1 : 1);
- });
- }
- /** @hidden */
- public static _Parse(parsedPostProcess: any, targetCamera: Camera, scene: Scene, rootUrl: string) {
- return SerializationHelper.Parse(() => {
- return new GrainPostProcess(
- parsedPostProcess.name,
- parsedPostProcess.options, targetCamera,
- parsedPostProcess.renderTargetSamplingMode,
- scene.getEngine(), parsedPostProcess.reusable);
- }, parsedPostProcess, scene, rootUrl);
- }
- }
- _TypeStore.RegisteredTypes["BABYLON.GrainPostProcess"] = GrainPostProcess;
|