39 lines
1.6 KiB
JavaScript
39 lines
1.6 KiB
JavaScript
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import { LoaderParserPriority, checkExtension, createTexture } from "@pixi/assets";
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import { CompressedTextureResource } from "@pixi/compressed-textures";
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import { ExtensionType, settings, FORMATS, BaseTexture, MIPMAP_MODES, ALPHA_MODES, extensions } from "@pixi/core";
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import { BASIS_FORMAT_TO_TYPE, BASIS_FORMATS } from "../Basis.mjs";
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import { TranscoderWorker } from "../TranscoderWorker.mjs";
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import { BasisParser } from "./BasisParser.mjs";
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const loadBasis = {
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extension: {
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type: ExtensionType.LoadParser,
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priority: LoaderParserPriority.High
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},
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name: "loadBasis",
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test(url) {
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return checkExtension(url, ".basis");
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},
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async load(url, asset, loader) {
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await TranscoderWorker.onTranscoderInitialized;
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const arrayBuffer = await (await settings.ADAPTER.fetch(url)).arrayBuffer(), resources = await BasisParser.transcode(arrayBuffer), type = BASIS_FORMAT_TO_TYPE[resources.basisFormat], format = resources.basisFormat !== BASIS_FORMATS.cTFRGBA32 ? FORMATS.RGB : FORMATS.RGBA, textures = resources.map((resource) => {
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const base = new BaseTexture(resource, {
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mipmap: resource instanceof CompressedTextureResource && resource.levels > 1 ? MIPMAP_MODES.ON_MANUAL : MIPMAP_MODES.OFF,
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alphaMode: ALPHA_MODES.NO_PREMULTIPLIED_ALPHA,
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type,
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format,
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...asset.data
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});
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return createTexture(base, loader, url);
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});
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return textures.length === 1 ? textures[0] : textures;
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},
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unload(texture) {
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Array.isArray(texture) ? texture.forEach((t) => t.destroy(!0)) : texture.destroy(!0);
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}
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};
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extensions.add(loadBasis);
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export {
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loadBasis
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};
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//# sourceMappingURL=loadBasis.mjs.map
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