@babylonjs/core
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Getting started? Play directly with the Babylon.js API using our [playground](https://playground.babylonjs.com/). It also contains a lot of samples to learn how to use it.
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JavaScript
import { __decorate } from "../tslib.es6.js";
import { Texture } from "../Materials/Textures/texture.js";
import { PostProcess } from "./postProcess.js";
import "../Shaders/refraction.fragment.js";
import { RegisterClass } from "../Misc/typeStore.js";
import { serialize } from "../Misc/decorators.js";
import { SerializationHelper } from "../Misc/decorators.serialization.js";
/**
* Post process which applies a refraction texture
* @see https://doc.babylonjs.com/features/featuresDeepDive/postProcesses/usePostProcesses#refraction
*/
export class RefractionPostProcess extends PostProcess {
/**
* Gets or sets the refraction texture
* Please note that you are responsible for disposing the texture if you set it manually
*/
get refractionTexture() {
return this._refTexture;
}
set refractionTexture(value) {
if (this._refTexture && this._ownRefractionTexture) {
this._refTexture.dispose();
}
this._refTexture = value;
this._ownRefractionTexture = false;
}
/**
* Gets a string identifying the name of the class
* @returns "RefractionPostProcess" string
*/
getClassName() {
return "RefractionPostProcess";
}
/**
* Initializes the RefractionPostProcess
* @see https://doc.babylonjs.com/features/featuresDeepDive/postProcesses/usePostProcesses#refraction
* @param name The name of the effect.
* @param refractionTextureUrl Url of the refraction texture to use
* @param color the base color of the refraction (used to taint the rendering)
* @param depth simulated refraction depth
* @param colorLevel the coefficient of the base color (0 to remove base color tainting)
* @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)
*/
constructor(name, refractionTextureUrl, color, depth, colorLevel, options, camera, samplingMode, engine, reusable) {
super(name, "refraction", ["baseColor", "depth", "colorLevel"], ["refractionSampler"], options, camera, samplingMode, engine, reusable);
this._ownRefractionTexture = true;
this.color = color;
this.depth = depth;
this.colorLevel = colorLevel;
this.refractionTextureUrl = refractionTextureUrl;
this.onActivateObservable.add((cam) => {
this._refTexture = this._refTexture || new Texture(refractionTextureUrl, cam.getScene());
});
this.onApplyObservable.add((effect) => {
effect.setColor3("baseColor", this.color);
effect.setFloat("depth", this.depth);
effect.setFloat("colorLevel", this.colorLevel);
effect.setTexture("refractionSampler", this._refTexture);
});
}
// Methods
/**
* Disposes of the post process
* @param camera Camera to dispose post process on
*/
dispose(camera) {
if (this._refTexture && this._ownRefractionTexture) {
this._refTexture.dispose();
this._refTexture = null;
}
super.dispose(camera);
}
/**
* @internal
*/
static _Parse(parsedPostProcess, targetCamera, scene, rootUrl) {
return SerializationHelper.Parse(() => {
return new RefractionPostProcess(parsedPostProcess.name, parsedPostProcess.refractionTextureUrl, parsedPostProcess.color, parsedPostProcess.depth, parsedPostProcess.colorLevel, parsedPostProcess.options, targetCamera, parsedPostProcess.renderTargetSamplingMode, scene.getEngine(), parsedPostProcess.reusable);
}, parsedPostProcess, scene, rootUrl);
}
}
__decorate([
serialize()
], RefractionPostProcess.prototype, "color", void 0);
__decorate([
serialize()
], RefractionPostProcess.prototype, "depth", void 0);
__decorate([
serialize()
], RefractionPostProcess.prototype, "colorLevel", void 0);
__decorate([
serialize()
], RefractionPostProcess.prototype, "refractionTextureUrl", void 0);
RegisterClass("BABYLON.RefractionPostProcess", RefractionPostProcess);
//# sourceMappingURL=refractionPostProcess.js.map