Ampandheaust
9768765d74
Provide the single-loadout Scene API, SAB-backed meshes, cameras, materials, lights, workers, post effects, and tutorial playgrounds. Batch matching row growth so active GPU loadouts refresh once. Amp-Thread-ID: https://ampcode.com/threads/T-01a01380-b478-77d0-84a0-102880a5c5ae Co-authored-by: Heaust Azure <heaust.azure@gmail.com>
49 lines
1.5 KiB
TypeScript
49 lines
1.5 KiB
TypeScript
import type { Scene } from "../Scene";
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export type ShaderMaterialOptions = {
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code: string;
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vertexEntry?: string;
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fragmentEntry?: string;
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};
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/** User WGSL represented as a material handle; registration rebuilds the Scene graph loadout. */
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export class ShaderMaterial {
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readonly scene: Scene;
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id = -1;
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code: string;
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vertexEntry: string;
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fragmentEntry: string;
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readonly ready: Promise<this>;
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#disposed = false;
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constructor(scene: Scene, options: ShaderMaterialOptions) {
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if (!options?.code) throw new TypeError("ShaderMaterial code is required");
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this.scene = scene;
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this.code = options.code;
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this.vertexEntry = options.vertexEntry ?? "vertex";
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this.fragmentEntry = options.fragmentEntry ?? "fragment";
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this.ready = scene.allocateMaterial().then(async (id) => {
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this.id = id;
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await scene.registerShader(this);
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return this;
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});
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}
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async update(options: Partial<ShaderMaterialOptions>) {
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await this.ready;
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if (options.code !== undefined) this.code = options.code;
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if (options.vertexEntry !== undefined) this.vertexEntry = options.vertexEntry;
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if (options.fragmentEntry !== undefined) this.fragmentEntry = options.fragmentEntry;
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await this.scene.registerShader(this);
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return this;
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}
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async dispose() {
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await this.ready;
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if (this.#disposed) return;
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this.#disposed = true;
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await this.scene.unregisterShader(this.id);
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await this.scene.core.deleteObject("materials", this.id);
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}
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}
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