mage-engine
Version:
A WebGL Javascript Game Engine, built on top of THREE.js and many other libraries.
724 lines (710 loc) • 33.4 kB
HTML
<html lang="en">
<head>
<title>Code coverage report for images/Images.js</title>
<meta charset="utf-8" />
<link rel="stylesheet" href="../prettify.css" />
<link rel="stylesheet" href="../base.css" />
<link rel="shortcut icon" type="image/x-icon" href="../favicon.png" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<style type='text/css'>
.coverage-summary .sorter {
background-image: url(../sort-arrow-sprite.png);
}
</style>
</head>
<body>
<div class='wrapper'>
<div class='pad1'>
<h1><a href="../index.html">All files</a> / <a href="index.html">images</a> Images.js</h1>
<div class='clearfix'>
<div class='fl pad1y space-right2'>
<span class="strong">43.67% </span>
<span class="quiet">Statements</span>
<span class='fraction'>38/87</span>
</div>
<div class='fl pad1y space-right2'>
<span class="strong">30% </span>
<span class="quiet">Branches</span>
<span class='fraction'>12/40</span>
</div>
<div class='fl pad1y space-right2'>
<span class="strong">32% </span>
<span class="quiet">Functions</span>
<span class='fraction'>8/25</span>
</div>
<div class='fl pad1y space-right2'>
<span class="strong">44.18% </span>
<span class="quiet">Lines</span>
<span class='fraction'>38/86</span>
</div>
</div>
<p class="quiet">
Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block.
</p>
<template id="filterTemplate">
<div class="quiet">
Filter:
<input type="search" id="fileSearch">
</div>
</template>
</div>
<div class='status-line low'></div>
<pre><table class="coverage">
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">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 = <span class="fstat-no" title="function not covered" >pa</span>th => {
<span class="cstat-no" title="statement not covered" > try {</span>
<span class="cstat-no" title="statement not covered" > new URL(path);</span>
<span class="cstat-no" title="statement not covered" > return true;</span>
} catch (_) {
<span class="cstat-no" title="statement not covered" > return false;</span>
}
};
/**
* 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 = <span class="fstat-no" title="function not covered" >pa</span>th => {
<span class="cstat-no" title="statement not covered" > return path && isAbsoluteURL(path);</span>
};
/**
* Resolves a single asset path to a full URL using MAGE_ASSETS_BASE_URL.
*/
const resolveSinglePath = <span class="fstat-no" title="function not covered" >pa</span>th => {
// If already a full URL or already contains the API path, return as-is
<span class="cstat-no" title="statement not covered" > if (isAlreadyResolved(path)) {</span>
<span class="cstat-no" title="statement not covered" > return path;</span>
}
// Root-relative paths (starting with /) are served from the public folder
// and should not be modified with base URL
<span class="cstat-no" title="statement not covered" > if (path && path.startsWith("/")) {</span>
<span class="cstat-no" title="statement not covered" > return path;</span>
}
const baseUrl = <span class="cstat-no" title="statement not covered" >env.MAGE_ASSETS_BASE_URL;</span>
<span class="cstat-no" title="statement not covered" > if (baseUrl) {</span>
<span class="cstat-no" title="statement not covered" > return `${baseUrl}/${path}`;</span>
}
// Warn if path contains colon (could be mistaken for protocol) and no base URL is set
<span class="cstat-no" title="statement not covered" > if (path && path.includes(":") && !path.startsWith("/")) {</span>
<span class="cstat-no" title="statement not covered" > console.warn(</span>
`[Mage] Asset path "${path}" contains a colon but MAGE_ASSETS_BASE_URL is not set. ` +
`This may cause the browser to interpret it as a protocol scheme. ` +
`Prepending "./" to make it a relative path.`
);
<span class="cstat-no" title="statement not covered" > return `./${path}`;</span>
}
<span class="cstat-no" title="statement not covered" > return path;</span>
};
/**
* 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 = <span class="fstat-no" title="function not covered" >pa</span>thOrPaths => {
<span class="cstat-no" title="statement not covered" > if (Array.isArray(pathOrPaths)) {</span>
<span class="cstat-no" title="statement not covered" > return pathOrPaths.map(<span class="fstat-no" title="function not covered" >p </span>=> <span class="cstat-no" title="statement not covered" >resolveSinglePath(p))</span>;</span>
}
<span class="cstat-no" title="statement not covered" > return resolveSinglePath(pathOrPaths);</span>
};
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 = <span class="branch-0 cbranch-no" title="branch not covered" >{},</span> textures = <span class="branch-0 cbranch-no" title="branch not covered" >{},</span> cubeTextures = <span class="branch-0 cbranch-no" title="branch not covered" >{},</span> level) => {
this.images = images;
this.textures = textures;
this.cubeTextures = cubeTextures;
<span class="missing-if-branch" title="else path not taken" >E</span>if (!this.areThereImagesToLoad()) {
return Promise.resolve("images");
}
const promises = <span class="cstat-no" title="statement not covered" >Object.keys(this.textures)</span>
.map(<span class="fstat-no" title="function not covered" >na</span>me => <span class="cstat-no" title="statement not covered" >this.loadTextureByName(name, level))</span>
.concat(Object.keys(this.images).map(<span class="fstat-no" title="function not covered" >na</span>me => <span class="cstat-no" title="statement not covered" >this.loadImageByName(name, level))</span>)
.concat(
Object.keys(this.cubeTextures).map(<span class="fstat-no" title="function not covered" >cu</span>beTexture =>
<span class="cstat-no" title="statement not covered" > this.loadCubeTextureByName(cubeTexture, level),</span>
),
);
<span class="cstat-no" title="statement not covered" > return Promise.all(promises);</span>
};
get(id) {
return this.map[id] || this.map[buildAssetId(id, this.currentLevel)] || false;
}
loadImageByName = <span class="fstat-no" title="function not covered" >(n</span>ame, level) => {
const path = <span class="cstat-no" title="statement not covered" >this.images[name];</span>
<span class="cstat-no" title="statement not covered" > return this.loadAssetByPath(path, name, level, this.LOADERS.IMAGE);</span>
};
loadTextureByName = <span class="fstat-no" title="function not covered" >(n</span>ame, level) => {
const path = <span class="cstat-no" title="statement not covered" >this.textures[name];</span>
<span class="cstat-no" title="statement not covered" > this.loadAssetByPath(path, name, level, this.LOADERS.TEXTURE);</span>
};
loadCubeTextureByName = <span class="fstat-no" title="function not covered" >(n</span>ame, level) => {
const paths = <span class="cstat-no" title="statement not covered" >this.cubeTextures[name];</span>
<span class="cstat-no" title="statement not covered" > if (!paths instanceof Array) {</span>
<span class="cstat-no" title="statement not covered" > console.log(CUBE_TEXTURES_NOT_LIST);</span>
<span class="cstat-no" title="statement not covered" > return Promise.reject();</span>
}
<span class="cstat-no" title="statement not covered" > return this.loadAssetByPath(paths, name, level, this.LOADERS.CUBE_TEXTURE);</span>
};
loadAssetByPath = <span class="fstat-no" title="function not covered" >(p</span>ath, name, level, loaderType = <span class="branch-0 cbranch-no" title="branch not covered" >this.LOADERS.TEXTURE)</span> => {
const id = <span class="cstat-no" title="statement not covered" >buildAssetId(name, level);</span>
const loader = <span class="cstat-no" title="statement not covered" >this.getLoaderByType(loaderType);</span>
// Resolve the path using MAGE_ASSETS_BASE_URL if available
const resolvedPath = <span class="cstat-no" title="statement not covered" >resolveAssetPath(path);</span>
<span class="cstat-no" title="statement not covered" > return new Promise(<span class="fstat-no" title="function not covered" >re</span>solve => {</span>
<span class="cstat-no" title="statement not covered" > try {</span>
<span class="cstat-no" title="statement not covered" > loader.load(</span>
resolvedPath,
<span class="fstat-no" title="function not covered" > as</span>set => {
<span class="cstat-no" title="statement not covered" > this.add(id, asset);</span>
<span class="cstat-no" title="statement not covered" > resolve(asset);</span>
},
<span class="fstat-no" title="function not covered" > ()</span> => {},
<span class="fstat-no" title="function not covered" > er</span>ror => {
// Log warning but resolve anyway to allow other assets to continue loading
<span class="cstat-no" title="statement not covered" > console.warn(`[Mage] ${ERROR_LOADING_TEXTURE}`, name, path, error?.message || "");</span>
<span class="cstat-no" title="statement not covered" > resolve(null);</span>
},
);
} catch (e) {
// Log warning but resolve anyway to allow other assets to continue loading
<span class="cstat-no" title="statement not covered" > console.warn(`[Mage] ${ERROR_LOADING_TEXTURE}`, name, path, e?.message || "");</span>
<span class="cstat-no" title="statement not covered" > resolve(null);</span>
}
});
};
<span class="fstat-no" title="function not covered" > di</span>sposeTexture(id) {
const texture = <span class="cstat-no" title="statement not covered" >this.get(id);</span>
<span class="cstat-no" title="statement not covered" > texture.dispose();</span>
<span class="cstat-no" title="statement not covered" > this.map[id] = null;</span>
}
add(id, image) {
if (id && image) {
this.map[id] = image;
}
}
}
export default new Images();
</pre></td></tr></table></pre>
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