@polygonjs/polygonjs/src/engine/nodes/post/AfterImage.ts

node-based WebGL 3D engine https://polygonjs.com

// /**
//  * Adds An AfterImage effect, where the previous render remains and only slowly fades away.
//  *
//  *
//  */
// import {TypedPostNode, TypedPostNodeContext, PostParamOptions} from './_Base';
// import {AfterimagePass} from 'three/examples/jsm/postprocessing/AfterimagePass';
// import {IUniformN} from '../utils/code/gl/Uniforms';
// interface AfterImagePassWithUniforms extends AfterimagePass {
// 	uniforms: {
// 		damp: IUniformN;
// 	};
// }

// import {NodeParamsConfig, ParamConfig} from '../utils/params/ParamsConfig';
// class AfterImagePostParamsConfig extends NodeParamsConfig {
// 	/** @param damping */
// 	damp = ParamConfig.FLOAT(0.96, {
// 		range: [0, 1],
// 		rangeLocked: [true, true],
// 		...PostParamOptions,
// 	});
// }
// const ParamsConfig = new AfterImagePostParamsConfig();
// export class AfterImagePostNode extends TypedPostNode<AfterImagePassWithUniforms, AfterImagePostParamsConfig> {
// 	override paramsConfig = ParamsConfig;
// 	static override type() {
// 		return 'afterImage';
// 	}

// 	protected override _createPass(context: TypedPostNodeContext) {
// 		const pass = new AfterimagePass() as AfterImagePassWithUniforms;
// 		this.updatePass(pass);
// 		return pass;
// 	}
// 	override updatePass(pass: AfterImagePassWithUniforms) {
// 		pass.uniforms.damp.value = this.pv.damp;
// 	}
// }