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Co-Authored-By: 狸花猫/Claude-Qwen3.6-Plus 🐾
53 lines
1.7 KiB
JavaScript
53 lines
1.7 KiB
JavaScript
import _isTypedArray from "lodash/isTypedArray";
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import _isPlainObject from "lodash/isPlainObject";
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/**
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* 考虑结构体命名, eg:
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* a: { b: 1 } -> 'a.b'
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* a: [ { b: 1 } ] -> 'a[0].b'
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*/
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export function extractUniforms(uniforms) {
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var extractedUniforms = {};
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Object.keys(uniforms).forEach(function (uniformName) {
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extractUniformsRecursively(uniformName, uniforms[uniformName], extractedUniforms, '');
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});
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return extractedUniforms;
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}
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function extractUniformsRecursively(uniformName, uniformValue, uniforms, prefix) {
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if (uniformValue === null || typeof uniformValue === 'number' ||
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// u_A: 1
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typeof uniformValue === 'boolean' ||
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// u_A: false
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Array.isArray(uniformValue) && typeof uniformValue[0] === 'number' ||
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// u_A: [1, 2, 3]
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_isTypedArray(uniformValue) ||
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// u_A: Float32Array
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// @ts-ignore
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uniformValue === '' ||
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// @ts-ignore
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uniformValue.resize !== undefined) {
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uniforms["".concat(prefix && prefix + '.').concat(uniformName)] = uniformValue;
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return;
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}
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// u_Struct.a.b.c
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if (_isPlainObject(uniformValue)) {
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Object.keys(uniformValue).forEach(function (childName) {
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extractUniformsRecursively(childName,
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// @ts-ignore
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uniformValue[childName], uniforms, "".concat(prefix && prefix + '.').concat(uniformName));
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});
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}
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// u_Struct[0].a
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if (Array.isArray(uniformValue)) {
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// @ts-ignore
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uniformValue.forEach(function (child, idx) {
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Object.keys(child).forEach(function (childName) {
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extractUniformsRecursively(childName,
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// @ts-ignore
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child[childName], uniforms, "".concat(prefix && prefix + '.').concat(uniformName, "[").concat(idx, "]"));
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});
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});
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}
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}
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//# sourceMappingURL=uniform.js.map
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