Initial project import
This commit is contained in:
drjones
360
node_modules/three-stdlib/loaders/MD2Loader.cjs
generated
vendored
Normal file
360
node_modules/three-stdlib/loaders/MD2Loader.cjs
generated
vendored
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@@ -0,0 +1,360 @@
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"use strict";
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Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
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const THREE = require("three");
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const _normalData = [
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[-0.525731, 0, 0.850651],
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[-0.442863, 0.238856, 0.864188],
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[-0.295242, 0, 0.955423],
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[-0.309017, 0.5, 0.809017],
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[-0.16246, 0.262866, 0.951056],
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[0, 0, 1],
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[0, 0.850651, 0.525731],
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[-0.147621, 0.716567, 0.681718],
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[0.147621, 0.716567, 0.681718],
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[0, 0.525731, 0.850651],
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[0.309017, 0.5, 0.809017],
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[0.525731, 0, 0.850651],
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[0.295242, 0, 0.955423],
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[0.442863, 0.238856, 0.864188],
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[0.16246, 0.262866, 0.951056],
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[-0.681718, 0.147621, 0.716567],
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[-0.809017, 0.309017, 0.5],
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[-0.587785, 0.425325, 0.688191],
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[-0.850651, 0.525731, 0],
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[-0.864188, 0.442863, 0.238856],
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[-0.716567, 0.681718, 0.147621],
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[-0.688191, 0.587785, 0.425325],
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[-0.5, 0.809017, 0.309017],
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[-0.238856, 0.864188, 0.442863],
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[-0.425325, 0.688191, 0.587785],
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[-0.716567, 0.681718, -0.147621],
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[-0.5, 0.809017, -0.309017],
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[-0.525731, 0.850651, 0],
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[0, 0.850651, -0.525731],
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[-0.238856, 0.864188, -0.442863],
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[0, 0.955423, -0.295242],
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[-0.262866, 0.951056, -0.16246],
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[0, 1, 0],
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[0, 0.955423, 0.295242],
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[-0.262866, 0.951056, 0.16246],
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[0.238856, 0.864188, 0.442863],
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[0.262866, 0.951056, 0.16246],
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[0.5, 0.809017, 0.309017],
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[0.238856, 0.864188, -0.442863],
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[0.262866, 0.951056, -0.16246],
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[0.5, 0.809017, -0.309017],
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[0.850651, 0.525731, 0],
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[0.716567, 0.681718, 0.147621],
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[0.716567, 0.681718, -0.147621],
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[0.525731, 0.850651, 0],
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[0.425325, 0.688191, 0.587785],
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[0.864188, 0.442863, 0.238856],
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[0.688191, 0.587785, 0.425325],
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[0.809017, 0.309017, 0.5],
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[0.681718, 0.147621, 0.716567],
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[0.587785, 0.425325, 0.688191],
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[0.955423, 0.295242, 0],
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[1, 0, 0],
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[0.951056, 0.16246, 0.262866],
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[0.850651, -0.525731, 0],
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[0.955423, -0.295242, 0],
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[0.864188, -0.442863, 0.238856],
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[0.951056, -0.16246, 0.262866],
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[0.809017, -0.309017, 0.5],
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[0.681718, -0.147621, 0.716567],
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[0.850651, 0, 0.525731],
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[0.864188, 0.442863, -0.238856],
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[0.809017, 0.309017, -0.5],
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[0.951056, 0.16246, -0.262866],
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[0.525731, 0, -0.850651],
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[0.681718, 0.147621, -0.716567],
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[0.681718, -0.147621, -0.716567],
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[0.850651, 0, -0.525731],
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[0.809017, -0.309017, -0.5],
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[0.864188, -0.442863, -0.238856],
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[0.951056, -0.16246, -0.262866],
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[0.147621, 0.716567, -0.681718],
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[0.309017, 0.5, -0.809017],
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[0.425325, 0.688191, -0.587785],
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[0.442863, 0.238856, -0.864188],
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[0.587785, 0.425325, -0.688191],
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[0.688191, 0.587785, -0.425325],
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[-0.147621, 0.716567, -0.681718],
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[-0.309017, 0.5, -0.809017],
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[0, 0.525731, -0.850651],
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[-0.525731, 0, -0.850651],
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[-0.442863, 0.238856, -0.864188],
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[-0.295242, 0, -0.955423],
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[-0.16246, 0.262866, -0.951056],
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[0, 0, -1],
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[0.295242, 0, -0.955423],
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[0.16246, 0.262866, -0.951056],
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[-0.442863, -0.238856, -0.864188],
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[-0.309017, -0.5, -0.809017],
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[-0.16246, -0.262866, -0.951056],
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[0, -0.850651, -0.525731],
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[-0.147621, -0.716567, -0.681718],
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[0.147621, -0.716567, -0.681718],
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[0, -0.525731, -0.850651],
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[0.309017, -0.5, -0.809017],
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[0.442863, -0.238856, -0.864188],
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[0.16246, -0.262866, -0.951056],
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[0.238856, -0.864188, -0.442863],
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[0.5, -0.809017, -0.309017],
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[0.425325, -0.688191, -0.587785],
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[0.716567, -0.681718, -0.147621],
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[0.688191, -0.587785, -0.425325],
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[0.587785, -0.425325, -0.688191],
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[0, -0.955423, -0.295242],
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[0, -1, 0],
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[0.262866, -0.951056, -0.16246],
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[0, -0.850651, 0.525731],
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[0, -0.955423, 0.295242],
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[0.238856, -0.864188, 0.442863],
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[0.262866, -0.951056, 0.16246],
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[0.5, -0.809017, 0.309017],
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[0.716567, -0.681718, 0.147621],
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[0.525731, -0.850651, 0],
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[-0.238856, -0.864188, -0.442863],
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[-0.5, -0.809017, -0.309017],
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[-0.262866, -0.951056, -0.16246],
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[-0.850651, -0.525731, 0],
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[-0.716567, -0.681718, -0.147621],
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[-0.716567, -0.681718, 0.147621],
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[-0.525731, -0.850651, 0],
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[-0.5, -0.809017, 0.309017],
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[-0.238856, -0.864188, 0.442863],
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[-0.262866, -0.951056, 0.16246],
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[-0.864188, -0.442863, 0.238856],
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[-0.809017, -0.309017, 0.5],
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[-0.688191, -0.587785, 0.425325],
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[-0.681718, -0.147621, 0.716567],
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[-0.442863, -0.238856, 0.864188],
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[-0.587785, -0.425325, 0.688191],
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[-0.309017, -0.5, 0.809017],
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[-0.147621, -0.716567, 0.681718],
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[-0.425325, -0.688191, 0.587785],
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[-0.16246, -0.262866, 0.951056],
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[0.442863, -0.238856, 0.864188],
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[0.16246, -0.262866, 0.951056],
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[0.309017, -0.5, 0.809017],
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[0.147621, -0.716567, 0.681718],
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[0, -0.525731, 0.850651],
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[0.425325, -0.688191, 0.587785],
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[0.587785, -0.425325, 0.688191],
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[0.688191, -0.587785, 0.425325],
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[-0.955423, 0.295242, 0],
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[-0.951056, 0.16246, 0.262866],
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[-1, 0, 0],
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[-0.850651, 0, 0.525731],
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[-0.955423, -0.295242, 0],
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[-0.951056, -0.16246, 0.262866],
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[-0.864188, 0.442863, -0.238856],
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[-0.951056, 0.16246, -0.262866],
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[-0.809017, 0.309017, -0.5],
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[-0.864188, -0.442863, -0.238856],
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[-0.951056, -0.16246, -0.262866],
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[-0.809017, -0.309017, -0.5],
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[-0.681718, 0.147621, -0.716567],
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[-0.681718, -0.147621, -0.716567],
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[-0.850651, 0, -0.525731],
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[-0.688191, 0.587785, -0.425325],
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[-0.587785, 0.425325, -0.688191],
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[-0.425325, 0.688191, -0.587785],
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[-0.425325, -0.688191, -0.587785],
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[-0.587785, -0.425325, -0.688191],
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[-0.688191, -0.587785, -0.425325]
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];
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class MD2Loader extends THREE.Loader {
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constructor(manager) {
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super(manager);
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}
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load(url, onLoad, onProgress, onError) {
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const scope = this;
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const loader = new THREE.FileLoader(scope.manager);
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loader.setPath(scope.path);
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loader.setResponseType("arraybuffer");
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loader.setRequestHeader(scope.requestHeader);
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loader.setWithCredentials(scope.withCredentials);
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loader.load(
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url,
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function(buffer) {
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try {
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onLoad(scope.parse(buffer));
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} catch (e) {
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if (onError) {
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onError(e);
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} else {
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console.error(e);
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}
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scope.manager.itemError(url);
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}
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},
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onProgress,
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onError
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);
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}
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parse(buffer) {
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const data = new DataView(buffer);
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const header = {};
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const headerNames = [
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"ident",
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"version",
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"skinwidth",
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"skinheight",
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"framesize",
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"num_skins",
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"num_vertices",
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"num_st",
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"num_tris",
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"num_glcmds",
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"num_frames",
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"offset_skins",
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"offset_st",
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"offset_tris",
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"offset_frames",
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"offset_glcmds",
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"offset_end"
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];
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for (let i = 0; i < headerNames.length; i++) {
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header[headerNames[i]] = data.getInt32(i * 4, true);
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}
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if (header.ident !== 844121161 || header.version !== 8) {
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console.error("Not a valid MD2 file");
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return;
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}
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if (header.offset_end !== data.byteLength) {
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console.error("Corrupted MD2 file");
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return;
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}
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const geometry = new THREE.BufferGeometry();
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const uvsTemp = [];
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let offset = header.offset_st;
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for (let i = 0, l = header.num_st; i < l; i++) {
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const u = data.getInt16(offset + 0, true);
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const v = data.getInt16(offset + 2, true);
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uvsTemp.push(u / header.skinwidth, 1 - v / header.skinheight);
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offset += 4;
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}
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offset = header.offset_tris;
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const vertexIndices = [];
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const uvIndices = [];
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for (let i = 0, l = header.num_tris; i < l; i++) {
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vertexIndices.push(
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data.getUint16(offset + 0, true),
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data.getUint16(offset + 2, true),
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data.getUint16(offset + 4, true)
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);
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uvIndices.push(
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data.getUint16(offset + 6, true),
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data.getUint16(offset + 8, true),
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data.getUint16(offset + 10, true)
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);
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offset += 12;
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}
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const translation = new THREE.Vector3();
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const scale = new THREE.Vector3();
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const string = [];
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const frames = [];
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offset = header.offset_frames;
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for (let i = 0, l = header.num_frames; i < l; i++) {
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scale.set(data.getFloat32(offset + 0, true), data.getFloat32(offset + 4, true), data.getFloat32(offset + 8, true));
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translation.set(
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data.getFloat32(offset + 12, true),
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data.getFloat32(offset + 16, true),
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data.getFloat32(offset + 20, true)
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);
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offset += 24;
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for (let j = 0; j < 16; j++) {
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const character = data.getUint8(offset + j, true);
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if (character === 0)
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break;
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string[j] = character;
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}
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const frame = {
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name: String.fromCharCode.apply(null, string),
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vertices: [],
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normals: []
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};
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offset += 16;
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for (let j = 0; j < header.num_vertices; j++) {
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let x = data.getUint8(offset++, true);
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let y = data.getUint8(offset++, true);
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let z = data.getUint8(offset++, true);
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const n = _normalData[data.getUint8(offset++, true)];
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x = x * scale.x + translation.x;
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y = y * scale.y + translation.y;
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z = z * scale.z + translation.z;
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frame.vertices.push(x, z, y);
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frame.normals.push(n[0], n[2], n[1]);
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}
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frames.push(frame);
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}
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const positions = [];
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const normals = [];
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const uvs = [];
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const verticesTemp = frames[0].vertices;
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const normalsTemp = frames[0].normals;
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for (let i = 0, l = vertexIndices.length; i < l; i++) {
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const vertexIndex = vertexIndices[i];
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let stride = vertexIndex * 3;
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const x = verticesTemp[stride];
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const y = verticesTemp[stride + 1];
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const z = verticesTemp[stride + 2];
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positions.push(x, y, z);
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const nx = normalsTemp[stride];
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const ny = normalsTemp[stride + 1];
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const nz = normalsTemp[stride + 2];
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normals.push(nx, ny, nz);
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const uvIndex = uvIndices[i];
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stride = uvIndex * 2;
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const u = uvsTemp[stride];
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const v = uvsTemp[stride + 1];
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uvs.push(u, v);
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}
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geometry.setAttribute("position", new THREE.Float32BufferAttribute(positions, 3));
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geometry.setAttribute("normal", new THREE.Float32BufferAttribute(normals, 3));
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geometry.setAttribute("uv", new THREE.Float32BufferAttribute(uvs, 2));
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const morphPositions = [];
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const morphNormals = [];
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for (let i = 0, l = frames.length; i < l; i++) {
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const frame = frames[i];
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const attributeName = frame.name;
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if (frame.vertices.length > 0) {
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const positions2 = [];
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for (let j = 0, jl = vertexIndices.length; j < jl; j++) {
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const vertexIndex = vertexIndices[j];
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const stride = vertexIndex * 3;
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const x = frame.vertices[stride];
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const y = frame.vertices[stride + 1];
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const z = frame.vertices[stride + 2];
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positions2.push(x, y, z);
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}
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const positionAttribute = new THREE.Float32BufferAttribute(positions2, 3);
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positionAttribute.name = attributeName;
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morphPositions.push(positionAttribute);
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}
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if (frame.normals.length > 0) {
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const normals2 = [];
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for (let j = 0, jl = vertexIndices.length; j < jl; j++) {
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const vertexIndex = vertexIndices[j];
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const stride = vertexIndex * 3;
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const nx = frame.normals[stride];
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const ny = frame.normals[stride + 1];
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const nz = frame.normals[stride + 2];
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normals2.push(nx, ny, nz);
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}
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const normalAttribute = new THREE.Float32BufferAttribute(normals2, 3);
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normalAttribute.name = attributeName;
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morphNormals.push(normalAttribute);
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}
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}
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geometry.morphAttributes.position = morphPositions;
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geometry.morphAttributes.normal = morphNormals;
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geometry.morphTargetsRelative = false;
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geometry.animations = THREE.AnimationClip.CreateClipsFromMorphTargetSequences(frames, 10);
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return geometry;
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}
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}
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exports.MD2Loader = MD2Loader;
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//# sourceMappingURL=MD2Loader.cjs.map
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Block a user