61 lines
2.1 KiB
TypeScript
61 lines
2.1 KiB
TypeScript
import type { WebGLRenderTarget } from "three";
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import * as THREE from "three";
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import type Renderer from "../Renderer";
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import fragmentShader from "../shaders/antsCompute.frag";
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import vertexShader from "../shaders/antsCompute.vert";
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import FullScreenTriangleGeometry from "../utils/FullScreenTriangleGeometry";
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import AbstractScene from "./AbstractScene";
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export default class AntsComputeScene extends AbstractScene {
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public camera: THREE.OrthographicCamera = new THREE.OrthographicCamera();
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public material: THREE.RawShaderMaterial;
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private renderTargets: [WebGLRenderTarget, WebGLRenderTarget];
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constructor(renderer: Renderer) {
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super(renderer);
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const geometry = new FullScreenTriangleGeometry();
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const material = new THREE.RawShaderMaterial({
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uniforms: {
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uTime: { value: 0 },
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tLastState: { value: null },
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tLastExtState: { value: null },
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tWorld: { value: null },
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tPresence: { value: null },
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uMaterialProps: { value: null },
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uForagerRatio: { value: 0 },
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uAntSpawn: { value: new THREE.Vector4(0, 0, 0, 0) },
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},
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vertexShader,
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fragmentShader,
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defines: this.renderer.getCommonMaterialDefines(),
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glslVersion: THREE.GLSL3,
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});
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const mesh = new THREE.Mesh(geometry, material);
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this.add(mesh);
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this.material = material;
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this.renderTargets = [
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this.renderer.resources.antsComputeTarget0,
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this.renderer.resources.antsComputeTarget1,
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];
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}
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public getRenderTargets(): [WebGLRenderTarget, WebGLRenderTarget] {
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this.renderTargets.reverse();
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return this.renderTargets;
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}
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public recompileMaterials() {
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this.material.defines = this.renderer.getCommonMaterialDefines();
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this.material.needsUpdate = true;
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}
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public resize(_width: number, _height: number) {}
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public update() {
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this.material.uniforms.uTime.value = performance.now();
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}
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}
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