40 lines
1.7 KiB
JavaScript
40 lines
1.7 KiB
JavaScript
// PROCITY core loaders — promise-cached, fail-soft (house pattern from both parent games).
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// Missing asset ⇒ null / flat colour; callers keep their placeholder. The game runs asset-free.
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import * as THREE from 'three';
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import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
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export const DEPOT = 'https://digalot.fyi/3god'; // shared GLB CDN: GET /a/<file>, /api/list
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const gltfLoader = new GLTFLoader();
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const texLoader = new THREE.TextureLoader();
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const GLB_CACHE = {}; // url → Promise<gltf|null>
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const TEX_CACHE = {}; // url → THREE.Texture (may still be loading; fallback colour beneath)
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// loadGLB('gen/x.glb' | 'depot:file.glb' | full URL) → Promise<gltf|null>, cached, never rejects
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export function loadGLB(ref) {
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const url = ref.startsWith('depot:') ? `${DEPOT}/a/${ref.slice(6)}` : ref;
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return (GLB_CACHE[url] ||= gltfLoader.loadAsync(url).catch(err => {
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console.warn('[loaders] GLB failed, placeholder stays:', url, err?.message || err);
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return null;
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}));
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}
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// loadTex(url, {repeat:[u,v]}) → texture immediately (fills in when loaded), sRGB, aniso 4
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export function loadTex(url, opts = {}) {
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if (TEX_CACHE[url]) return TEX_CACHE[url];
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const t = texLoader.load(url, undefined, undefined,
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() => console.warn('[loaders] tex failed, fallback colour stays:', url));
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t.colorSpace = THREE.SRGBColorSpace;
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t.anisotropy = 4;
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if (opts.repeat) { t.wrapS = t.wrapT = THREE.RepeatWrapping; t.repeat.set(...opts.repeat); }
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TEX_CACHE[url] = t;
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return t;
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}
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// fetch + cache the depot listing (editor palettes, Lane E validation)
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let _depotList = null;
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export async function depotList() {
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return (_depotList ||= fetch(`${DEPOT}/api/list`).then(r => r.json()).catch(() => []));
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}
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