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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 | 1x 1x 1x 1x 18x 18x 18x 18x 18x 18x 18x 18x 18x 18x 15x 18x 4x 1x 1x 1x 1x 18x 1x 18x 3x 18x 1x 1x 1x 1x 1x 2x 18x 18x 18x 18x 3x 1x | import { TextureLoader, ImageLoader, CubeTextureLoader } from "three";
import env from "../env";
import { buildAssetId } from "../lib/utils/assets";
import { ROOT } from "../lib/constants";
import { ERROR_LOADING_TEXTURE } from "../lib/messages";
/**
* Checks if a path is an absolute URL (with protocol).
*/
const isAbsoluteURL = path => {
try {
new URL(path);
return true;
} catch (_) {
return false;
}
};
/**
* Checks if a path is already a fully resolved URL.
* The engine is agnostic about asset locations - it just needs to know
* if the path is absolute (use as-is) or relative (prepend base URL).
*/
const isAlreadyResolved = path => {
return path && isAbsoluteURL(path);
};
/**
* Resolves a single asset path to a full URL using MAGE_ASSETS_BASE_URL.
*/
const resolveSinglePath = path => {
// If already a full URL or already contains the API path, return as-is
if (isAlreadyResolved(path)) {
return path;
}
// Root-relative paths (starting with /) are served from the public folder
// and should not be modified with base URL
if (path && path.startsWith("/")) {
return path;
}
const baseUrl = env.MAGE_ASSETS_BASE_URL;
if (baseUrl) {
return `${baseUrl}/${path}`;
}
// Warn if path contains colon (could be mistaken for protocol) and no base URL is set
if (path && path.includes(":") && !path.startsWith("/")) {
console.warn(
`[Mage] Asset path "${path}" contains a colon but MAGE_ASSETS_BASE_URL is not set. ` +
`This may cause the browser to interpret it as a protocol scheme. ` +
`Prepending "./" to make it a relative path.`
);
return `./${path}`;
}
return path;
};
/**
* Resolves asset path(s) to full URL(s) using MAGE_ASSETS_BASE_URL.
* Handles both single paths (string) and arrays of paths (for cube textures).
*/
const resolveAssetPath = pathOrPaths => {
if (Array.isArray(pathOrPaths)) {
return pathOrPaths.map(p => resolveSinglePath(p));
}
return resolveSinglePath(pathOrPaths);
};
export class Images {
constructor() {
this.defaults = {};
this.imagesDefault = {};
this.map = {};
this.numImages = 0;
this.textureLoader = new TextureLoader();
this.imageLoader = new ImageLoader();
this.cubeTexturesLoader = new CubeTextureLoader();
this.images = {};
this.textures = {};
this.currentLevel = ROOT;
}
get LOADERS() {
return {
IMAGE: "image",
TEXTURE: "texture",
CUBE_TEXTURE: "cubeTexture",
};
}
getLoaderByType = type => {
switch (type) {
case this.LOADERS.IMAGE:
return this.imageLoader;
case this.LOADERS.TEXTURE:
return this.textureLoader;
case this.LOADERS.CUBE_TEXTURE:
return this.cubeTexturesLoader;
default:
return null;
}
};
setCurrentLevel = level => {
this.currentLevel = level;
};
areThereImagesToLoad = () =>
Object.keys(this.textures).length +
Object.keys(this.images).length +
Object.keys(this.cubeTextures).length >
0;
load = (images = {}, textures = {}, cubeTextures = {}, level) => {
this.images = images;
this.textures = textures;
this.cubeTextures = cubeTextures;
Eif (!this.areThereImagesToLoad()) {
return Promise.resolve("images");
}
const promises = Object.keys(this.textures)
.map(name => this.loadTextureByName(name, level))
.concat(Object.keys(this.images).map(name => this.loadImageByName(name, level)))
.concat(
Object.keys(this.cubeTextures).map(cubeTexture =>
this.loadCubeTextureByName(cubeTexture, level),
),
);
return Promise.all(promises);
};
get(id) {
return this.map[id] || this.map[buildAssetId(id, this.currentLevel)] || false;
}
loadImageByName = (name, level) => {
const path = this.images[name];
return this.loadAssetByPath(path, name, level, this.LOADERS.IMAGE);
};
loadTextureByName = (name, level) => {
const path = this.textures[name];
this.loadAssetByPath(path, name, level, this.LOADERS.TEXTURE);
};
loadCubeTextureByName = (name, level) => {
const paths = this.cubeTextures[name];
if (!paths instanceof Array) {
console.log(CUBE_TEXTURES_NOT_LIST);
return Promise.reject();
}
return this.loadAssetByPath(paths, name, level, this.LOADERS.CUBE_TEXTURE);
};
loadAssetByPath = (path, name, level, loaderType = this.LOADERS.TEXTURE) => {
const id = buildAssetId(name, level);
const loader = this.getLoaderByType(loaderType);
// Resolve the path using MAGE_ASSETS_BASE_URL if available
const resolvedPath = resolveAssetPath(path);
return new Promise(resolve => {
try {
loader.load(
resolvedPath,
asset => {
this.add(id, asset);
resolve(asset);
},
() => {},
error => {
// Log warning but resolve anyway to allow other assets to continue loading
console.warn(`[Mage] ${ERROR_LOADING_TEXTURE}`, name, path, error?.message || "");
resolve(null);
},
);
} catch (e) {
// Log warning but resolve anyway to allow other assets to continue loading
console.warn(`[Mage] ${ERROR_LOADING_TEXTURE}`, name, path, e?.message || "");
resolve(null);
}
});
};
disposeTexture(id) {
const texture = this.get(id);
texture.dispose();
this.map[id] = null;
}
add(id, image) {
if (id && image) {
this.map[id] = image;
}
}
}
export default new Images();
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