337 lines
11 KiB
JavaScript
337 lines
11 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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WallGeometryLibrary_default
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} from "./chunk-UAJEGIWA.js";
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import "./chunk-ZWPIM77Q.js";
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import "./chunk-2CSEEWHN.js";
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import "./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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DeveloperError_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/WallOutlineGeometry.js
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var scratchCartesian3Position1 = new Cartesian3_default();
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var scratchCartesian3Position2 = new Cartesian3_default();
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function WallOutlineGeometry(options) {
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options = defaultValue_default(options, defaultValue_default.EMPTY_OBJECT);
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const wallPositions = options.positions;
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const maximumHeights = options.maximumHeights;
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const minimumHeights = options.minimumHeights;
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if (!defined_default(wallPositions)) {
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throw new DeveloperError_default("options.positions is required.");
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}
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if (defined_default(maximumHeights) && maximumHeights.length !== wallPositions.length) {
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throw new DeveloperError_default(
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"options.positions and options.maximumHeights must have the same length."
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);
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}
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if (defined_default(minimumHeights) && minimumHeights.length !== wallPositions.length) {
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throw new DeveloperError_default(
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"options.positions and options.minimumHeights must have the same length."
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);
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}
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const 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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const ellipsoid = defaultValue_default(options.ellipsoid, Ellipsoid_default.WGS84);
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this._positions = wallPositions;
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this._minimumHeights = minimumHeights;
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this._maximumHeights = maximumHeights;
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this._granularity = granularity;
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this._ellipsoid = Ellipsoid_default.clone(ellipsoid);
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this._workerName = "createWallOutlineGeometry";
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let numComponents = 1 + wallPositions.length * Cartesian3_default.packedLength + 2;
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if (defined_default(minimumHeights)) {
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numComponents += minimumHeights.length;
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}
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if (defined_default(maximumHeights)) {
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numComponents += maximumHeights.length;
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}
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this.packedLength = numComponents + Ellipsoid_default.packedLength + 1;
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}
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WallOutlineGeometry.pack = function(value, array, startingIndex) {
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if (!defined_default(value)) {
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throw new DeveloperError_default("value is required");
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}
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if (!defined_default(array)) {
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throw new DeveloperError_default("array is required");
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}
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startingIndex = defaultValue_default(startingIndex, 0);
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let i;
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const positions = value._positions;
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let length = positions.length;
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array[startingIndex++] = length;
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for (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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const minimumHeights = value._minimumHeights;
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length = defined_default(minimumHeights) ? minimumHeights.length : 0;
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array[startingIndex++] = length;
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if (defined_default(minimumHeights)) {
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for (i = 0; i < length; ++i) {
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array[startingIndex++] = minimumHeights[i];
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}
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}
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const maximumHeights = value._maximumHeights;
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length = defined_default(maximumHeights) ? maximumHeights.length : 0;
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array[startingIndex++] = length;
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if (defined_default(maximumHeights)) {
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for (i = 0; i < length; ++i) {
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array[startingIndex++] = maximumHeights[i];
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}
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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._granularity;
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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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minimumHeights: void 0,
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maximumHeights: void 0,
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ellipsoid: scratchEllipsoid,
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granularity: void 0
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};
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WallOutlineGeometry.unpack = function(array, startingIndex, result) {
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if (!defined_default(array)) {
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throw new DeveloperError_default("array is required");
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}
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startingIndex = defaultValue_default(startingIndex, 0);
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let i;
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let length = array[startingIndex++];
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const positions = new Array(length);
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for (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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length = array[startingIndex++];
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let minimumHeights;
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if (length > 0) {
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minimumHeights = new Array(length);
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for (i = 0; i < length; ++i) {
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minimumHeights[i] = array[startingIndex++];
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}
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}
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length = array[startingIndex++];
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let maximumHeights;
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if (length > 0) {
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maximumHeights = new Array(length);
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for (i = 0; i < length; ++i) {
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maximumHeights[i] = array[startingIndex++];
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}
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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 granularity = array[startingIndex];
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if (!defined_default(result)) {
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scratchOptions.positions = positions;
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scratchOptions.minimumHeights = minimumHeights;
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scratchOptions.maximumHeights = maximumHeights;
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scratchOptions.granularity = granularity;
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return new WallOutlineGeometry(scratchOptions);
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}
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result._positions = positions;
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result._minimumHeights = minimumHeights;
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result._maximumHeights = maximumHeights;
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result._ellipsoid = Ellipsoid_default.clone(ellipsoid, result._ellipsoid);
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result._granularity = granularity;
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return result;
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};
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WallOutlineGeometry.fromConstantHeights = function(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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if (!defined_default(positions)) {
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throw new DeveloperError_default("options.positions is required.");
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}
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let minHeights;
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let maxHeights;
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const min = options.minimumHeight;
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const max = options.maximumHeight;
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const doMin = defined_default(min);
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const doMax = defined_default(max);
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if (doMin || doMax) {
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const length = positions.length;
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minHeights = doMin ? new Array(length) : void 0;
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maxHeights = doMax ? new Array(length) : void 0;
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for (let i = 0; i < length; ++i) {
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if (doMin) {
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minHeights[i] = min;
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}
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if (doMax) {
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maxHeights[i] = max;
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}
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}
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}
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const newOptions = {
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positions,
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maximumHeights: maxHeights,
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minimumHeights: minHeights,
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ellipsoid: options.ellipsoid
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};
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return new WallOutlineGeometry(newOptions);
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};
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WallOutlineGeometry.createGeometry = function(wallGeometry) {
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const wallPositions = wallGeometry._positions;
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const minimumHeights = wallGeometry._minimumHeights;
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const maximumHeights = wallGeometry._maximumHeights;
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const granularity = wallGeometry._granularity;
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const ellipsoid = wallGeometry._ellipsoid;
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const pos = WallGeometryLibrary_default.computePositions(
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ellipsoid,
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wallPositions,
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maximumHeights,
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minimumHeights,
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granularity,
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false
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);
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if (!defined_default(pos)) {
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return;
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}
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const bottomPositions = pos.bottomPositions;
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const topPositions = pos.topPositions;
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let length = topPositions.length;
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let size = length * 2;
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const positions = new Float64Array(size);
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let positionIndex = 0;
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length /= 3;
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let i;
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for (i = 0; i < length; ++i) {
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const i3 = i * 3;
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const topPosition = Cartesian3_default.fromArray(
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topPositions,
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i3,
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scratchCartesian3Position1
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);
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const bottomPosition = Cartesian3_default.fromArray(
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bottomPositions,
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i3,
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scratchCartesian3Position2
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);
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positions[positionIndex++] = bottomPosition.x;
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positions[positionIndex++] = bottomPosition.y;
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positions[positionIndex++] = bottomPosition.z;
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positions[positionIndex++] = topPosition.x;
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positions[positionIndex++] = topPosition.y;
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positions[positionIndex++] = topPosition.z;
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}
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const attributes = new GeometryAttributes_default({
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position: new GeometryAttribute_default({
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componentDatatype: ComponentDatatype_default.DOUBLE,
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componentsPerAttribute: 3,
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values: positions
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})
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});
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const numVertices = size / 3;
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size = 2 * numVertices - 4 + numVertices;
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const indices = IndexDatatype_default.createTypedArray(numVertices, size);
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let edgeIndex = 0;
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for (i = 0; i < numVertices - 2; i += 2) {
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const LL = i;
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const LR = i + 2;
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const pl = Cartesian3_default.fromArray(
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positions,
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LL * 3,
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scratchCartesian3Position1
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);
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const pr = Cartesian3_default.fromArray(
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positions,
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LR * 3,
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scratchCartesian3Position2
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);
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if (Cartesian3_default.equalsEpsilon(pl, pr, Math_default.EPSILON10)) {
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continue;
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}
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const UL = i + 1;
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const UR = i + 3;
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indices[edgeIndex++] = UL;
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indices[edgeIndex++] = LL;
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indices[edgeIndex++] = UL;
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indices[edgeIndex++] = UR;
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indices[edgeIndex++] = LL;
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indices[edgeIndex++] = LR;
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}
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indices[edgeIndex++] = numVertices - 2;
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indices[edgeIndex++] = numVertices - 1;
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return new Geometry_default({
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attributes,
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indices,
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primitiveType: PrimitiveType_default.LINES,
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boundingSphere: new BoundingSphere_default.fromVertices(positions)
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});
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};
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var WallOutlineGeometry_default = WallOutlineGeometry;
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// packages/engine/Source/Workers/createWallOutlineGeometry.js
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function createWallOutlineGeometry(wallGeometry, offset) {
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if (defined_default(offset)) {
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wallGeometry = WallOutlineGeometry_default.unpack(wallGeometry, offset);
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}
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wallGeometry._ellipsoid = Ellipsoid_default.clone(wallGeometry._ellipsoid);
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return WallOutlineGeometry_default.createGeometry(wallGeometry);
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}
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var createWallOutlineGeometry_default = createWallOutlineGeometry;
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export {
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createWallOutlineGeometry_default as default
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};
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