567 lines
18 KiB
JavaScript
567 lines
18 KiB
JavaScript
/**
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* @license
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* Cesium - https://github.com/CesiumGS/cesium
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* Version 1.117
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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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CorridorGeometryLibrary_default
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} from "./chunk-7VZNXIKG.js";
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import {
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CornerType_default
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} from "./chunk-XWML5Y7N.js";
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import "./chunk-ZWPIM77Q.js";
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import "./chunk-2CSEEWHN.js";
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import {
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GeometryOffsetAttribute_default
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} from "./chunk-S4XDCPKD.js";
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import "./chunk-CE6GTZ4I.js";
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import "./chunk-6HCAQOVK.js";
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import {
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PolygonPipeline_default
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} from "./chunk-RR7EOKGZ.js";
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import {
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arrayRemoveDuplicates_default
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} from "./chunk-V7JB576Q.js";
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import "./chunk-CYAJYEKW.js";
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import "./chunk-G7CJQKKD.js";
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import "./chunk-FOZQIHZK.js";
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import {
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IndexDatatype_default
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} from "./chunk-WWP3I7R5.js";
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import {
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GeometryAttributes_default
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} from "./chunk-RL73GOEF.js";
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import {
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GeometryAttribute_default,
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Geometry_default,
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PrimitiveType_default
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} from "./chunk-34DGOKCO.js";
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import {
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BoundingSphere_default
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} from "./chunk-NI2R52QD.js";
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import "./chunk-I5TDPPC4.js";
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import {
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ComponentDatatype_default
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} from "./chunk-TMMOULW3.js";
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import {
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Cartesian3_default,
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Ellipsoid_default
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} from "./chunk-C5CE4OG6.js";
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import {
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Math_default
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} from "./chunk-4PHPQRSH.js";
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import "./chunk-PEABJLCK.js";
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import "./chunk-WFICTTOE.js";
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import {
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defaultValue_default
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} from "./chunk-UCPPWV64.js";
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import {
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Check_default
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} from "./chunk-U4IMCOF5.js";
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import {
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defined_default
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} from "./chunk-BDUJXBVF.js";
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// packages/engine/Source/Core/CorridorOutlineGeometry.js
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var cartesian1 = new Cartesian3_default();
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var cartesian2 = new Cartesian3_default();
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var cartesian3 = new Cartesian3_default();
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function scaleToSurface(positions, ellipsoid) {
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for (let i = 0; i < positions.length; i++) {
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positions[i] = ellipsoid.scaleToGeodeticSurface(positions[i], positions[i]);
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}
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return positions;
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}
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function combine(computedPositions, cornerType) {
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const wallIndices = [];
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const positions = computedPositions.positions;
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const corners = computedPositions.corners;
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const endPositions = computedPositions.endPositions;
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const attributes = new GeometryAttributes_default();
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let corner;
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let leftCount = 0;
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let rightCount = 0;
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let i;
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let indicesLength = 0;
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let length;
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for (i = 0; i < positions.length; i += 2) {
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length = positions[i].length - 3;
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leftCount += length;
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indicesLength += length / 3 * 4;
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rightCount += positions[i + 1].length - 3;
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}
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leftCount += 3;
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rightCount += 3;
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for (i = 0; i < corners.length; i++) {
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corner = corners[i];
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const leftSide = corners[i].leftPositions;
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if (defined_default(leftSide)) {
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length = leftSide.length;
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leftCount += length;
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indicesLength += length / 3 * 2;
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} else {
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length = corners[i].rightPositions.length;
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rightCount += length;
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indicesLength += length / 3 * 2;
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}
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}
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const addEndPositions = defined_default(endPositions);
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let endPositionLength;
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if (addEndPositions) {
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endPositionLength = endPositions[0].length - 3;
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leftCount += endPositionLength;
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rightCount += endPositionLength;
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endPositionLength /= 3;
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indicesLength += endPositionLength * 4;
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}
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const size = leftCount + rightCount;
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const finalPositions = new Float64Array(size);
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let front = 0;
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let back = size - 1;
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let UL, LL, UR, LR;
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let rightPos, leftPos;
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const halfLength = endPositionLength / 2;
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const indices = IndexDatatype_default.createTypedArray(size / 3, indicesLength + 4);
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let index = 0;
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indices[index++] = front / 3;
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indices[index++] = (back - 2) / 3;
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if (addEndPositions) {
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wallIndices.push(front / 3);
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leftPos = cartesian1;
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rightPos = cartesian2;
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const firstEndPositions = endPositions[0];
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for (i = 0; i < halfLength; i++) {
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leftPos = Cartesian3_default.fromArray(
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firstEndPositions,
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(halfLength - 1 - i) * 3,
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leftPos
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);
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rightPos = Cartesian3_default.fromArray(
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firstEndPositions,
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(halfLength + i) * 3,
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rightPos
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);
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CorridorGeometryLibrary_default.addAttribute(finalPositions, rightPos, front);
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CorridorGeometryLibrary_default.addAttribute(
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finalPositions,
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leftPos,
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void 0,
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back
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);
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LL = front / 3;
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LR = LL + 1;
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UL = (back - 2) / 3;
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UR = UL - 1;
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indices[index++] = UL;
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indices[index++] = UR;
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indices[index++] = LL;
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indices[index++] = LR;
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front += 3;
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back -= 3;
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}
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}
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let posIndex = 0;
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let rightEdge = positions[posIndex++];
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let leftEdge = positions[posIndex++];
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finalPositions.set(rightEdge, front);
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finalPositions.set(leftEdge, back - leftEdge.length + 1);
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length = leftEdge.length - 3;
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wallIndices.push(front / 3, (back - 2) / 3);
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for (i = 0; i < length; i += 3) {
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LL = front / 3;
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LR = LL + 1;
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UL = (back - 2) / 3;
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UR = UL - 1;
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indices[index++] = UL;
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indices[index++] = UR;
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indices[index++] = LL;
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indices[index++] = LR;
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front += 3;
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back -= 3;
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}
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for (i = 0; i < corners.length; i++) {
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let j;
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corner = corners[i];
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const l = corner.leftPositions;
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const r = corner.rightPositions;
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let start;
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let outsidePoint = cartesian3;
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if (defined_default(l)) {
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back -= 3;
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start = UR;
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wallIndices.push(LR);
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for (j = 0; j < l.length / 3; j++) {
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outsidePoint = Cartesian3_default.fromArray(l, j * 3, outsidePoint);
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indices[index++] = start - j - 1;
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indices[index++] = start - j;
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CorridorGeometryLibrary_default.addAttribute(
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finalPositions,
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outsidePoint,
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void 0,
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back
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);
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back -= 3;
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}
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wallIndices.push(start - Math.floor(l.length / 6));
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if (cornerType === CornerType_default.BEVELED) {
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wallIndices.push((back - 2) / 3 + 1);
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}
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front += 3;
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} else {
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front += 3;
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start = LR;
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wallIndices.push(UR);
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for (j = 0; j < r.length / 3; j++) {
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outsidePoint = Cartesian3_default.fromArray(r, j * 3, outsidePoint);
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indices[index++] = start + j;
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indices[index++] = start + j + 1;
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CorridorGeometryLibrary_default.addAttribute(
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finalPositions,
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outsidePoint,
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front
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);
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front += 3;
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}
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wallIndices.push(start + Math.floor(r.length / 6));
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if (cornerType === CornerType_default.BEVELED) {
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wallIndices.push(front / 3 - 1);
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}
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back -= 3;
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}
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rightEdge = positions[posIndex++];
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leftEdge = positions[posIndex++];
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rightEdge.splice(0, 3);
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leftEdge.splice(leftEdge.length - 3, 3);
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finalPositions.set(rightEdge, front);
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finalPositions.set(leftEdge, back - leftEdge.length + 1);
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length = leftEdge.length - 3;
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for (j = 0; j < leftEdge.length; j += 3) {
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LR = front / 3;
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LL = LR - 1;
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UR = (back - 2) / 3;
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UL = UR + 1;
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indices[index++] = UL;
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indices[index++] = UR;
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indices[index++] = LL;
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indices[index++] = LR;
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front += 3;
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back -= 3;
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}
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front -= 3;
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back += 3;
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wallIndices.push(front / 3, (back - 2) / 3);
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}
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if (addEndPositions) {
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front += 3;
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back -= 3;
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leftPos = cartesian1;
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rightPos = cartesian2;
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const lastEndPositions = endPositions[1];
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for (i = 0; i < halfLength; i++) {
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leftPos = Cartesian3_default.fromArray(
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lastEndPositions,
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(endPositionLength - i - 1) * 3,
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leftPos
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);
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rightPos = Cartesian3_default.fromArray(lastEndPositions, i * 3, rightPos);
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CorridorGeometryLibrary_default.addAttribute(
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finalPositions,
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leftPos,
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void 0,
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back
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);
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CorridorGeometryLibrary_default.addAttribute(finalPositions, rightPos, front);
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LR = front / 3;
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LL = LR - 1;
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UR = (back - 2) / 3;
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UL = UR + 1;
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indices[index++] = UL;
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indices[index++] = UR;
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indices[index++] = LL;
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indices[index++] = LR;
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front += 3;
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back -= 3;
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}
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wallIndices.push(front / 3);
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} else {
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wallIndices.push(front / 3, (back - 2) / 3);
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}
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indices[index++] = front / 3;
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indices[index++] = (back - 2) / 3;
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attributes.position = new GeometryAttribute_default({
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componentDatatype: ComponentDatatype_default.DOUBLE,
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componentsPerAttribute: 3,
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values: finalPositions
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});
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return {
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attributes,
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indices,
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wallIndices
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};
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}
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function computePositionsExtruded(params) {
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const ellipsoid = params.ellipsoid;
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const computedPositions = CorridorGeometryLibrary_default.computePositions(params);
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const attr = combine(computedPositions, params.cornerType);
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const wallIndices = attr.wallIndices;
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const height = params.height;
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const extrudedHeight = params.extrudedHeight;
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const attributes = attr.attributes;
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const indices = attr.indices;
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let positions = attributes.position.values;
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let length = positions.length;
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let extrudedPositions = new Float64Array(length);
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extrudedPositions.set(positions);
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const newPositions = new Float64Array(length * 2);
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positions = PolygonPipeline_default.scaleToGeodeticHeight(
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positions,
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height,
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ellipsoid
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);
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extrudedPositions = PolygonPipeline_default.scaleToGeodeticHeight(
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extrudedPositions,
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extrudedHeight,
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ellipsoid
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);
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newPositions.set(positions);
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newPositions.set(extrudedPositions, length);
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attributes.position.values = newPositions;
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length /= 3;
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if (defined_default(params.offsetAttribute)) {
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let applyOffset = new Uint8Array(length * 2);
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if (params.offsetAttribute === GeometryOffsetAttribute_default.TOP) {
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applyOffset = applyOffset.fill(1, 0, length);
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} else {
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const applyOffsetValue = params.offsetAttribute === GeometryOffsetAttribute_default.NONE ? 0 : 1;
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applyOffset = applyOffset.fill(applyOffsetValue);
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}
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attributes.applyOffset = new GeometryAttribute_default({
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componentDatatype: ComponentDatatype_default.UNSIGNED_BYTE,
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componentsPerAttribute: 1,
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values: applyOffset
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});
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}
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let i;
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const iLength = indices.length;
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const newIndices = IndexDatatype_default.createTypedArray(
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newPositions.length / 3,
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(iLength + wallIndices.length) * 2
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);
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newIndices.set(indices);
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let index = iLength;
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for (i = 0; i < iLength; i += 2) {
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const v0 = indices[i];
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const v1 = indices[i + 1];
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newIndices[index++] = v0 + length;
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newIndices[index++] = v1 + length;
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}
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let UL, LL;
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for (i = 0; i < wallIndices.length; i++) {
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UL = wallIndices[i];
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LL = UL + length;
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newIndices[index++] = UL;
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newIndices[index++] = LL;
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}
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return {
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attributes,
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indices: newIndices
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};
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}
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function CorridorOutlineGeometry(options) {
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options = defaultValue_default(options, defaultValue_default.EMPTY_OBJECT);
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const positions = options.positions;
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const width = options.width;
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Check_default.typeOf.object("options.positions", positions);
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Check_default.typeOf.number("options.width", width);
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const height = defaultValue_default(options.height, 0);
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const extrudedHeight = defaultValue_default(options.extrudedHeight, height);
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this._positions = positions;
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this._ellipsoid = Ellipsoid_default.clone(
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defaultValue_default(options.ellipsoid, Ellipsoid_default.WGS84)
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);
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this._width = width;
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this._height = Math.max(height, extrudedHeight);
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this._extrudedHeight = Math.min(height, extrudedHeight);
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this._cornerType = defaultValue_default(options.cornerType, CornerType_default.ROUNDED);
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this._granularity = defaultValue_default(
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options.granularity,
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Math_default.RADIANS_PER_DEGREE
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);
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this._offsetAttribute = options.offsetAttribute;
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this._workerName = "createCorridorOutlineGeometry";
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this.packedLength = 1 + positions.length * Cartesian3_default.packedLength + Ellipsoid_default.packedLength + 6;
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}
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CorridorOutlineGeometry.pack = function(value, array, startingIndex) {
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Check_default.typeOf.object("value", value);
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Check_default.typeOf.object("array", array);
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startingIndex = defaultValue_default(startingIndex, 0);
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const positions = value._positions;
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const length = positions.length;
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array[startingIndex++] = length;
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for (let i = 0; i < length; ++i, startingIndex += Cartesian3_default.packedLength) {
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Cartesian3_default.pack(positions[i], array, startingIndex);
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}
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Ellipsoid_default.pack(value._ellipsoid, array, startingIndex);
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startingIndex += Ellipsoid_default.packedLength;
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array[startingIndex++] = value._width;
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array[startingIndex++] = value._height;
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array[startingIndex++] = value._extrudedHeight;
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array[startingIndex++] = value._cornerType;
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array[startingIndex++] = value._granularity;
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array[startingIndex] = defaultValue_default(value._offsetAttribute, -1);
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return array;
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};
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var scratchEllipsoid = Ellipsoid_default.clone(Ellipsoid_default.UNIT_SPHERE);
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var scratchOptions = {
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positions: void 0,
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ellipsoid: scratchEllipsoid,
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width: void 0,
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height: void 0,
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extrudedHeight: void 0,
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cornerType: void 0,
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granularity: void 0,
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offsetAttribute: void 0
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};
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CorridorOutlineGeometry.unpack = function(array, startingIndex, result) {
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Check_default.typeOf.object("array", array);
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startingIndex = defaultValue_default(startingIndex, 0);
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const length = array[startingIndex++];
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const positions = new Array(length);
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for (let i = 0; i < length; ++i, startingIndex += Cartesian3_default.packedLength) {
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positions[i] = Cartesian3_default.unpack(array, startingIndex);
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}
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const ellipsoid = Ellipsoid_default.unpack(array, startingIndex, scratchEllipsoid);
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startingIndex += Ellipsoid_default.packedLength;
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const width = array[startingIndex++];
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const height = array[startingIndex++];
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const extrudedHeight = array[startingIndex++];
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const cornerType = array[startingIndex++];
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const granularity = array[startingIndex++];
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const offsetAttribute = array[startingIndex];
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if (!defined_default(result)) {
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scratchOptions.positions = positions;
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scratchOptions.width = width;
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scratchOptions.height = height;
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scratchOptions.extrudedHeight = extrudedHeight;
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scratchOptions.cornerType = cornerType;
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scratchOptions.granularity = granularity;
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scratchOptions.offsetAttribute = offsetAttribute === -1 ? void 0 : offsetAttribute;
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return new CorridorOutlineGeometry(scratchOptions);
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}
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result._positions = positions;
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result._ellipsoid = Ellipsoid_default.clone(ellipsoid, result._ellipsoid);
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result._width = width;
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result._height = height;
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result._extrudedHeight = extrudedHeight;
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result._cornerType = cornerType;
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result._granularity = granularity;
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result._offsetAttribute = offsetAttribute === -1 ? void 0 : offsetAttribute;
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return result;
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};
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CorridorOutlineGeometry.createGeometry = function(corridorOutlineGeometry) {
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let positions = corridorOutlineGeometry._positions;
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const width = corridorOutlineGeometry._width;
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const ellipsoid = corridorOutlineGeometry._ellipsoid;
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positions = scaleToSurface(positions, ellipsoid);
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const cleanPositions = arrayRemoveDuplicates_default(
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positions,
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Cartesian3_default.equalsEpsilon
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);
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if (cleanPositions.length < 2 || width <= 0) {
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return;
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}
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const height = corridorOutlineGeometry._height;
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const extrudedHeight = corridorOutlineGeometry._extrudedHeight;
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const extrude = !Math_default.equalsEpsilon(
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height,
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|
extrudedHeight,
|
|
0,
|
|
Math_default.EPSILON2
|
|
);
|
|
const params = {
|
|
ellipsoid,
|
|
positions: cleanPositions,
|
|
width,
|
|
cornerType: corridorOutlineGeometry._cornerType,
|
|
granularity: corridorOutlineGeometry._granularity,
|
|
saveAttributes: false
|
|
};
|
|
let attr;
|
|
if (extrude) {
|
|
params.height = height;
|
|
params.extrudedHeight = extrudedHeight;
|
|
params.offsetAttribute = corridorOutlineGeometry._offsetAttribute;
|
|
attr = computePositionsExtruded(params);
|
|
} else {
|
|
const computedPositions = CorridorGeometryLibrary_default.computePositions(params);
|
|
attr = combine(computedPositions, params.cornerType);
|
|
attr.attributes.position.values = PolygonPipeline_default.scaleToGeodeticHeight(
|
|
attr.attributes.position.values,
|
|
height,
|
|
ellipsoid
|
|
);
|
|
if (defined_default(corridorOutlineGeometry._offsetAttribute)) {
|
|
const length = attr.attributes.position.values.length;
|
|
const offsetValue = corridorOutlineGeometry._offsetAttribute === GeometryOffsetAttribute_default.NONE ? 0 : 1;
|
|
const applyOffset = new Uint8Array(length / 3).fill(offsetValue);
|
|
attr.attributes.applyOffset = new GeometryAttribute_default({
|
|
componentDatatype: ComponentDatatype_default.UNSIGNED_BYTE,
|
|
componentsPerAttribute: 1,
|
|
values: applyOffset
|
|
});
|
|
}
|
|
}
|
|
const attributes = attr.attributes;
|
|
const boundingSphere = BoundingSphere_default.fromVertices(
|
|
attributes.position.values,
|
|
void 0,
|
|
3
|
|
);
|
|
return new Geometry_default({
|
|
attributes,
|
|
indices: attr.indices,
|
|
primitiveType: PrimitiveType_default.LINES,
|
|
boundingSphere,
|
|
offsetAttribute: corridorOutlineGeometry._offsetAttribute
|
|
});
|
|
};
|
|
var CorridorOutlineGeometry_default = CorridorOutlineGeometry;
|
|
|
|
// packages/engine/Source/Workers/createCorridorOutlineGeometry.js
|
|
function createCorridorOutlineGeometry(corridorOutlineGeometry, offset) {
|
|
if (defined_default(offset)) {
|
|
corridorOutlineGeometry = CorridorOutlineGeometry_default.unpack(
|
|
corridorOutlineGeometry,
|
|
offset
|
|
);
|
|
}
|
|
corridorOutlineGeometry._ellipsoid = Ellipsoid_default.clone(
|
|
corridorOutlineGeometry._ellipsoid
|
|
);
|
|
return CorridorOutlineGeometry_default.createGeometry(corridorOutlineGeometry);
|
|
}
|
|
var createCorridorOutlineGeometry_default = createCorridorOutlineGeometry;
|
|
export {
|
|
createCorridorOutlineGeometry_default as default
|
|
};
|