From d74b495736f0c04522ec54274b70fed0ded2878d Mon Sep 17 00:00:00 2001
From: zhongrj <646384940@qq.com>
Date: Tue, 27 Jun 2023 11:30:06 +0800
Subject: [PATCH] 任务新增导出
---
public/libs/Cesium/Workers/createBoxOutlineGeometry.js | 321 +++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 321 insertions(+), 0 deletions(-)
diff --git a/public/libs/Cesium/Workers/createBoxOutlineGeometry.js b/public/libs/Cesium/Workers/createBoxOutlineGeometry.js
new file mode 100644
index 0000000..0bc7bc3
--- /dev/null
+++ b/public/libs/Cesium/Workers/createBoxOutlineGeometry.js
@@ -0,0 +1,321 @@
+/**
+ * Cesium - https://github.com/CesiumGS/cesium
+ *
+ * Copyright 2011-2020 Cesium Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Columbus View (Pat. Pend.)
+ *
+ * Portions licensed separately.
+ * See https://github.com/CesiumGS/cesium/blob/master/LICENSE.md for full licensing details.
+ */
+define(['./when-8d13db60', './Check-70bec281', './Math-61ede240', './Cartographic-fe4be337', './Cartesian2-85064f09', './BoundingSphere-775c5788', './Cartesian4-5af5bb24', './RuntimeError-ba10bc3e', './WebGLConstants-4c11ee5f', './ComponentDatatype-5862616f', './GeometryAttribute-ed9d707f', './PrimitiveType-97893bc7', './FeatureDetection-7bd32c34', './Transforms-a1cf7267', './buildModuleUrl-e7952659', './GeometryAttributes-aacecde6', './arrayFill-9766fb2e', './GeometryOffsetAttribute-999fc023'], function (when, Check, _Math, Cartographic, Cartesian2, BoundingSphere, Cartesian4, RuntimeError, WebGLConstants, ComponentDatatype, GeometryAttribute, PrimitiveType, FeatureDetection, Transforms, buildModuleUrl, GeometryAttributes, arrayFill, GeometryOffsetAttribute) { 'use strict';
+
+ var diffScratch = new Cartographic.Cartesian3();
+
+ /**
+ * A description of the outline of a cube centered at the origin.
+ *
+ * @alias BoxOutlineGeometry
+ * @constructor
+ *
+ * @param {Object} options Object with the following properties:
+ * @param {Cartesian3} options.minimum The minimum x, y, and z coordinates of the box.
+ * @param {Cartesian3} options.maximum The maximum x, y, and z coordinates of the box.
+ *
+ * @see BoxOutlineGeometry.fromDimensions
+ * @see BoxOutlineGeometry.createGeometry
+ * @see Packable
+ *
+ * @example
+ * var box = new Cesium.BoxOutlineGeometry({
+ * maximum : new Cesium.Cartesian3(250000.0, 250000.0, 250000.0),
+ * minimum : new Cesium.Cartesian3(-250000.0, -250000.0, -250000.0)
+ * });
+ * var geometry = Cesium.BoxOutlineGeometry.createGeometry(box);
+ */
+ function BoxOutlineGeometry(options) {
+ options = when.defaultValue(options, when.defaultValue.EMPTY_OBJECT);
+
+ var min = options.minimum;
+ var max = options.maximum;
+
+ //>>includeStart('debug', pragmas.debug);
+ Check.Check.typeOf.object('min', min);
+ Check.Check.typeOf.object('max', max);
+ if (when.defined(options.offsetAttribute) && options.offsetAttribute === GeometryOffsetAttribute.GeometryOffsetAttribute.TOP) {
+ throw new Check.DeveloperError('GeometryOffsetAttribute.TOP is not a supported options.offsetAttribute for this geometry.');
+ }
+ //>>includeEnd('debug');
+
+ this._min = Cartographic.Cartesian3.clone(min);
+ this._max = Cartographic.Cartesian3.clone(max);
+ this._offsetAttribute = options.offsetAttribute;
+ this._workerName = 'createBoxOutlineGeometry';
+ }
+
+ /**
+ * Creates an outline of a cube centered at the origin given its dimensions.
+ *
+ * @param {Object} options Object with the following properties:
+ * @param {Cartesian3} options.dimensions The width, depth, and height of the box stored in the x, y, and z coordinates of the <code>Cartesian3</code>, respectively.
+ * @returns {BoxOutlineGeometry}
+ *
+ * @exception {DeveloperError} All dimensions components must be greater than or equal to zero.
+ *
+ *
+ * @example
+ * var box = Cesium.BoxOutlineGeometry.fromDimensions({
+ * dimensions : new Cesium.Cartesian3(500000.0, 500000.0, 500000.0)
+ * });
+ * var geometry = Cesium.BoxOutlineGeometry.createGeometry(box);
+ *
+ * @see BoxOutlineGeometry.createGeometry
+ */
+ BoxOutlineGeometry.fromDimensions = function(options) {
+ options = when.defaultValue(options, when.defaultValue.EMPTY_OBJECT);
+ var dimensions = options.dimensions;
+
+ //>>includeStart('debug', pragmas.debug);
+ Check.Check.typeOf.object('dimensions', dimensions);
+ Check.Check.typeOf.number.greaterThanOrEquals('dimensions.x', dimensions.x, 0);
+ Check.Check.typeOf.number.greaterThanOrEquals('dimensions.y', dimensions.y, 0);
+ Check.Check.typeOf.number.greaterThanOrEquals('dimensions.z', dimensions.z, 0);
+ //>>includeEnd('debug');
+
+ var corner = Cartographic.Cartesian3.multiplyByScalar(dimensions, 0.5, new Cartographic.Cartesian3());
+
+ return new BoxOutlineGeometry({
+ minimum : Cartographic.Cartesian3.negate(corner, new Cartographic.Cartesian3()),
+ maximum : corner,
+ offsetAttribute: options.offsetAttribute
+ });
+ };
+
+ /**
+ * Creates an outline of a cube from the dimensions of an AxisAlignedBoundingBox.
+ *
+ * @param {AxisAlignedBoundingBox} boundingBox A description of the AxisAlignedBoundingBox.
+ * @returns {BoxOutlineGeometry}
+ *
+ *
+ *
+ * @example
+ * var aabb = Cesium.AxisAlignedBoundingBox.fromPoints(Cesium.Cartesian3.fromDegreesArray([
+ * -72.0, 40.0,
+ * -70.0, 35.0,
+ * -75.0, 30.0,
+ * -70.0, 30.0,
+ * -68.0, 40.0
+ * ]));
+ * var box = Cesium.BoxOutlineGeometry.fromAxisAlignedBoundingBox(aabb);
+ *
+ * @see BoxOutlineGeometry.createGeometry
+ */
+ BoxOutlineGeometry.fromAxisAlignedBoundingBox = function(boundingBox) {
+ //>>includeStart('debug', pragmas.debug);
+ Check.Check.typeOf.object('boundindBox', boundingBox);
+ //>>includeEnd('debug');
+
+ return new BoxOutlineGeometry({
+ minimum : boundingBox.minimum,
+ maximum : boundingBox.maximum
+ });
+ };
+
+ /**
+ * The number of elements used to pack the object into an array.
+ * @type {Number}
+ */
+ BoxOutlineGeometry.packedLength = 2 * Cartographic.Cartesian3.packedLength + 1;
+
+ /**
+ * Stores the provided instance into the provided array.
+ *
+ * @param {BoxOutlineGeometry} value The value to pack.
+ * @param {Number[]} array The array to pack into.
+ * @param {Number} [startingIndex=0] The index into the array at which to start packing the elements.
+ *
+ * @returns {Number[]} The array that was packed into
+ */
+ BoxOutlineGeometry.pack = function(value, array, startingIndex) {
+ //>>includeStart('debug', pragmas.debug);
+ Check.Check.typeOf.object('value', value);
+ Check.Check.defined('array', array);
+ //>>includeEnd('debug');
+
+ startingIndex = when.defaultValue(startingIndex, 0);
+
+ Cartographic.Cartesian3.pack(value._min, array, startingIndex);
+ Cartographic.Cartesian3.pack(value._max, array, startingIndex + Cartographic.Cartesian3.packedLength);
+ array[startingIndex + (Cartographic.Cartesian3.packedLength * 2)] = when.defaultValue(value._offsetAttribute, -1);
+
+ return array;
+ };
+
+ var scratchMin = new Cartographic.Cartesian3();
+ var scratchMax = new Cartographic.Cartesian3();
+ var scratchOptions = {
+ minimum : scratchMin,
+ maximum : scratchMax,
+ offsetAttribute : undefined
+ };
+
+ /**
+ * Retrieves an instance from a packed array.
+ *
+ * @param {Number[]} array The packed array.
+ * @param {Number} [startingIndex=0] The starting index of the element to be unpacked.
+ * @param {BoxOutlineGeometry} [result] The object into which to store the result.
+ * @returns {BoxOutlineGeometry} The modified result parameter or a new BoxOutlineGeometry instance if one was not provided.
+ */
+ BoxOutlineGeometry.unpack = function(array, startingIndex, result) {
+ //>>includeStart('debug', pragmas.debug);
+ Check.Check.defined('array', array);
+ //>>includeEnd('debug');
+
+ startingIndex = when.defaultValue(startingIndex, 0);
+
+ var min = Cartographic.Cartesian3.unpack(array, startingIndex, scratchMin);
+ var max = Cartographic.Cartesian3.unpack(array, startingIndex + Cartographic.Cartesian3.packedLength, scratchMax);
+ var offsetAttribute = array[startingIndex + Cartographic.Cartesian3.packedLength * 2];
+
+ if (!when.defined(result)) {
+ scratchOptions.offsetAttribute = offsetAttribute === -1 ? undefined : offsetAttribute;
+ return new BoxOutlineGeometry(scratchOptions);
+ }
+
+ result._min = Cartographic.Cartesian3.clone(min, result._min);
+ result._max = Cartographic.Cartesian3.clone(max, result._max);
+ result._offsetAttribute = offsetAttribute === -1 ? undefined : offsetAttribute;
+
+ return result;
+ };
+
+ /**
+ * Computes the geometric representation of an outline of a box, including its vertices, indices, and a bounding sphere.
+ *
+ * @param {BoxOutlineGeometry} boxGeometry A description of the box outline.
+ * @returns {Geometry|undefined} The computed vertices and indices.
+ */
+ BoxOutlineGeometry.createGeometry = function(boxGeometry) {
+ var min = boxGeometry._min;
+ var max = boxGeometry._max;
+
+ if (Cartographic.Cartesian3.equals(min, max)) {
+ return;
+ }
+
+ var attributes = new GeometryAttributes.GeometryAttributes();
+ var indices = new Uint16Array(12 * 2);
+ var positions = new Float64Array(8 * 3);
+
+ positions[0] = min.x;
+ positions[1] = min.y;
+ positions[2] = min.z;
+ positions[3] = max.x;
+ positions[4] = min.y;
+ positions[5] = min.z;
+ positions[6] = max.x;
+ positions[7] = max.y;
+ positions[8] = min.z;
+ positions[9] = min.x;
+ positions[10] = max.y;
+ positions[11] = min.z;
+
+ positions[12] = min.x;
+ positions[13] = min.y;
+ positions[14] = max.z;
+ positions[15] = max.x;
+ positions[16] = min.y;
+ positions[17] = max.z;
+ positions[18] = max.x;
+ positions[19] = max.y;
+ positions[20] = max.z;
+ positions[21] = min.x;
+ positions[22] = max.y;
+ positions[23] = max.z;
+
+ attributes.position = new GeometryAttribute.GeometryAttribute({
+ componentDatatype : ComponentDatatype.ComponentDatatype.DOUBLE,
+ componentsPerAttribute : 3,
+ values : positions
+ });
+
+ // top
+ indices[0] = 4;
+ indices[1] = 5;
+ indices[2] = 5;
+ indices[3] = 6;
+ indices[4] = 6;
+ indices[5] = 7;
+ indices[6] = 7;
+ indices[7] = 4;
+
+ // bottom
+ indices[8] = 0;
+ indices[9] = 1;
+ indices[10] = 1;
+ indices[11] = 2;
+ indices[12] = 2;
+ indices[13] = 3;
+ indices[14] = 3;
+ indices[15] = 0;
+
+ // left
+ indices[16] = 0;
+ indices[17] = 4;
+ indices[18] = 1;
+ indices[19] = 5;
+
+ //right
+ indices[20] = 2;
+ indices[21] = 6;
+ indices[22] = 3;
+ indices[23] = 7;
+
+ var diff = Cartographic.Cartesian3.subtract(max, min, diffScratch);
+ var radius = Cartographic.Cartesian3.magnitude(diff) * 0.5;
+
+ if (when.defined(boxGeometry._offsetAttribute)) {
+ var length = positions.length;
+ var applyOffset = new Uint8Array(length / 3);
+ var offsetValue = boxGeometry._offsetAttribute === GeometryOffsetAttribute.GeometryOffsetAttribute.NONE ? 0 : 1;
+ arrayFill.arrayFill(applyOffset, offsetValue);
+ attributes.applyOffset = new GeometryAttribute.GeometryAttribute({
+ componentDatatype : ComponentDatatype.ComponentDatatype.UNSIGNED_BYTE,
+ componentsPerAttribute : 1,
+ values: applyOffset
+ });
+ }
+
+ return new GeometryAttribute.Geometry({
+ attributes : attributes,
+ indices : indices,
+ primitiveType : PrimitiveType.PrimitiveType.LINES,
+ boundingSphere : new BoundingSphere.BoundingSphere(Cartographic.Cartesian3.ZERO, radius),
+ offsetAttribute : boxGeometry._offsetAttribute
+ });
+ };
+
+ function createBoxOutlineGeometry(boxGeometry, offset) {
+ if (when.defined(offset)) {
+ boxGeometry = BoxOutlineGeometry.unpack(boxGeometry, offset);
+ }
+ return BoxOutlineGeometry.createGeometry(boxGeometry);
+ }
+
+ return createBoxOutlineGeometry;
+
+});
--
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