mdx-m3-viewer
Version:
A browser WebGL model viewer. Mainly focused on models of the games Warcraft 3 and Starcraft 2.
33 lines • 1.32 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const math_1 = require("../../common/math");
/**
* Tests for issues in DDS textures.
*/
function sanityTest(texture) {
const nodes = [];
const width = texture.width;
const height = texture.height;
const mipmaps = texture.mipmaps();
const expectedMipmaps = Math.log2(Math.max(width, height));
if (mipmaps < expectedMipmaps) {
nodes.push({ type: 'warning', message: `Expected ${expectedMipmaps} mipmaps, but got ${mipmaps}` });
}
if ((width % 4 !== 0) || (height % 4 !== 0)) {
nodes.push({ type: 'warning', message: `Expected the width and height to be multiples of four, but got ${width}x${height}` });
}
if (!(0, math_1.isPowerOfTwo)(width) || !(0, math_1.isPowerOfTwo)(height)) {
nodes.push({ type: 'warning', message: `Expected the width and height to be powers of two, but got ${width}x${height}` });
}
for (let i = 0; i < mipmaps; i++) {
try {
texture.getMipmap(i);
}
catch (e) {
nodes.push({ type: 'warning', message: `Mipmap ${i}: Decoding failed` });
}
}
return { nodes, warnings: nodes.length };
}
exports.default = sanityTest;
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