Add existing to tracked
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/**
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* @license
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* Cesium - https://github.com/CesiumGS/cesium
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* Version 1.144.0
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*
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* Copyright 2011-2022 Cesium Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Columbus View (Pat. Pend.)
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*
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* Portions licensed separately.
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* See https://github.com/CesiumGS/cesium/blob/main/LICENSE.md for full licensing details.
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*/
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import {
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WebGLConstants_default
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} from "./chunk-YGFVAGYF.js";
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import {
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Math_default
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} from "./chunk-ACTVJHSP.js";
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import {
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DeveloperError_default
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} from "./chunk-XLQZNQ4Z.js";
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import {
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defined_default
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} from "./chunk-PCL3Y7H5.js";
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// packages/engine/Source/Core/IndexDatatype.js
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var IndexDatatype = {
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/**
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* 8-bit unsigned byte corresponding to <code>UNSIGNED_BYTE</code> and the type
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* of an element in <code>Uint8Array</code>.
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*
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* @type {number}
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* @constant
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*/
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UNSIGNED_BYTE: WebGLConstants_default.UNSIGNED_BYTE,
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/**
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* 16-bit unsigned short corresponding to <code>UNSIGNED_SHORT</code> and the type
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* of an element in <code>Uint16Array</code>.
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*
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* @type {number}
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* @constant
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*/
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UNSIGNED_SHORT: WebGLConstants_default.UNSIGNED_SHORT,
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/**
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* 32-bit unsigned int corresponding to <code>UNSIGNED_INT</code> and the type
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* of an element in <code>Uint32Array</code>.
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*
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* @type {number}
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* @constant
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*/
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UNSIGNED_INT: WebGLConstants_default.UNSIGNED_INT
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};
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IndexDatatype.getSizeInBytes = function(indexDatatype) {
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switch (indexDatatype) {
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case IndexDatatype.UNSIGNED_BYTE:
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return Uint8Array.BYTES_PER_ELEMENT;
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case IndexDatatype.UNSIGNED_SHORT:
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return Uint16Array.BYTES_PER_ELEMENT;
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case IndexDatatype.UNSIGNED_INT:
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return Uint32Array.BYTES_PER_ELEMENT;
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}
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throw new DeveloperError_default(
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"indexDatatype is required and must be a valid IndexDatatype constant."
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);
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};
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IndexDatatype.fromSizeInBytes = function(sizeInBytes) {
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switch (sizeInBytes) {
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case 2:
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return IndexDatatype.UNSIGNED_SHORT;
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case 4:
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return IndexDatatype.UNSIGNED_INT;
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case 1:
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return IndexDatatype.UNSIGNED_BYTE;
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//>>includeStart('debug', pragmas.debug);
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default:
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throw new DeveloperError_default(
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"Size in bytes cannot be mapped to an IndexDatatype"
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);
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}
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};
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IndexDatatype.validate = function(indexDatatype) {
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return defined_default(indexDatatype) && (indexDatatype === IndexDatatype.UNSIGNED_BYTE || indexDatatype === IndexDatatype.UNSIGNED_SHORT || indexDatatype === IndexDatatype.UNSIGNED_INT);
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};
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IndexDatatype.createTypedArray = function(numberOfVertices, indicesLengthOrArray) {
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if (!defined_default(numberOfVertices)) {
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throw new DeveloperError_default("numberOfVertices is required.");
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}
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if (numberOfVertices >= Math_default.SIXTY_FOUR_KILOBYTES) {
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return new Uint32Array(indicesLengthOrArray);
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}
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return new Uint16Array(indicesLengthOrArray);
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};
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IndexDatatype.createTypedArrayFromArrayBuffer = function(numberOfVertices, sourceArray, byteOffset, length) {
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if (!defined_default(numberOfVertices)) {
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throw new DeveloperError_default("numberOfVertices is required.");
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}
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if (!defined_default(sourceArray)) {
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throw new DeveloperError_default("sourceArray is required.");
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}
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if (!defined_default(byteOffset)) {
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throw new DeveloperError_default("byteOffset is required.");
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}
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if (numberOfVertices >= Math_default.SIXTY_FOUR_KILOBYTES) {
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return new Uint32Array(sourceArray, byteOffset, length);
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}
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return new Uint16Array(sourceArray, byteOffset, length);
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};
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IndexDatatype.fromTypedArray = function(array) {
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if (array instanceof Uint8Array) {
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return IndexDatatype.UNSIGNED_BYTE;
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}
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if (array instanceof Uint16Array) {
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return IndexDatatype.UNSIGNED_SHORT;
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}
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if (array instanceof Uint32Array) {
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return IndexDatatype.UNSIGNED_INT;
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}
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throw new DeveloperError_default(
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"array must be a Uint8Array, Uint16Array, or Uint32Array."
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);
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};
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Object.freeze(IndexDatatype);
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var IndexDatatype_default = IndexDatatype;
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export {
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IndexDatatype_default
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};
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