/* This file is automatically rebuilt by the Cesium build process. */
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define(['exports', './Matrix2-0e286ffc', './EllipsoidTangentPlane-892d7b0a', './ComponentDatatype-9ed50558', './PolylinePipeline-33ad4d60', './Transforms-de823166', './when-8166c7dd', './RuntimeError-4fdc4459'], (function (exports, Matrix2, EllipsoidTangentPlane, ComponentDatatype, PolylinePipeline, Transforms, when, RuntimeError) { 'use strict';
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/**
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* Style options for corners.
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*
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* @demo The {@link https://sandcastle.cesium.com/index.html?src=Corridor.html&label=Geometries|Corridor Demo}
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* demonstrates the three corner types, as used by {@link CorridorGraphics}.
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*
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* @enum {Number}
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*/
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var CornerType = {
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/**
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* <img src="Images/CornerTypeRounded.png" style="vertical-align: middle;" width="186" height="189" />
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*
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* Corner has a smooth edge.
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* @type {Number}
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* @constant
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*/
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ROUNDED: 0,
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/**
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* <img src="Images/CornerTypeMitered.png" style="vertical-align: middle;" width="186" height="189" />
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*
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* Corner point is the intersection of adjacent edges.
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* @type {Number}
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* @constant
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*/
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MITERED: 1,
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/**
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* <img src="Images/CornerTypeBeveled.png" style="vertical-align: middle;" width="186" height="189" />
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*
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* Corner is clipped.
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* @type {Number}
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* @constant
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*/
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BEVELED: 2,
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};
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var CornerType$1 = Object.freeze(CornerType);
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var warnings = {};
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/**
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* Logs a one time message to the console. Use this function instead of
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* <code>console.log</code> directly since this does not log duplicate messages
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* unless it is called from multiple workers.
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*
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* @function oneTimeWarning
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*
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* @param {String} identifier The unique identifier for this warning.
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* @param {String} [message=identifier] The message to log to the console.
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*
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* @example
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* for(var i=0;i<foo.length;++i) {
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* if (!defined(foo[i].bar)) {
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* // Something that can be recovered from but may happen a lot
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* oneTimeWarning('foo.bar undefined', 'foo.bar is undefined. Setting to 0.');
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* foo[i].bar = 0;
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* // ...
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* }
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* }
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*
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* @private
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*/
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function oneTimeWarning(identifier, message) {
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//>>includeStart('debug', pragmas.debug);
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if (!when.defined(identifier)) {
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throw new RuntimeError.DeveloperError("identifier is required.");
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}
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//>>includeEnd('debug');
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if (!when.defined(warnings[identifier])) {
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warnings[identifier] = true;
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console.warn(when.defaultValue(message, identifier));
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}
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}
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oneTimeWarning.geometryOutlines =
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"Entity geometry outlines are unsupported on terrain. Outlines will be disabled. To enable outlines, disable geometry terrain clamping by explicitly setting height to 0.";
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oneTimeWarning.geometryZIndex =
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"Entity geometry with zIndex are unsupported when height or extrudedHeight are defined. zIndex will be ignored";
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oneTimeWarning.geometryHeightReference =
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"Entity corridor, ellipse, polygon or rectangle with heightReference must also have a defined height. heightReference will be ignored";
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oneTimeWarning.geometryExtrudedHeightReference =
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"Entity corridor, ellipse, polygon or rectangle with extrudedHeightReference must also have a defined extrudedHeight. extrudedHeightReference will be ignored";
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var scratch2Array = [new Matrix2.Cartesian3(), new Matrix2.Cartesian3()];
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var scratchCartesian1 = new Matrix2.Cartesian3();
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var scratchCartesian2 = new Matrix2.Cartesian3();
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var scratchCartesian3 = new Matrix2.Cartesian3();
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var scratchCartesian4 = new Matrix2.Cartesian3();
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var scratchCartesian5 = new Matrix2.Cartesian3();
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var scratchCartesian6 = new Matrix2.Cartesian3();
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var scratchCartesian7 = new Matrix2.Cartesian3();
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var scratchCartesian8 = new Matrix2.Cartesian3();
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var scratchCartesian9 = new Matrix2.Cartesian3();
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var scratch1 = new Matrix2.Cartesian3();
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var scratch2 = new Matrix2.Cartesian3();
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/**
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* @private
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*/
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var PolylineVolumeGeometryLibrary = {};
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var cartographic = new Matrix2.Cartographic();
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function scaleToSurface(positions, ellipsoid) {
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var heights = new Array(positions.length);
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for (var i = 0; i < positions.length; i++) {
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var pos = positions[i];
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cartographic = ellipsoid.cartesianToCartographic(pos, cartographic);
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heights[i] = cartographic.height;
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positions[i] = ellipsoid.scaleToGeodeticSurface(pos, pos);
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}
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return heights;
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}
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function subdivideHeights(points, h0, h1, granularity) {
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var p0 = points[0];
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var p1 = points[1];
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var angleBetween = Matrix2.Cartesian3.angleBetween(p0, p1);
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var numPoints = Math.ceil(angleBetween / granularity);
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var heights = new Array(numPoints);
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var i;
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if (h0 === h1) {
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for (i = 0; i < numPoints; i++) {
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heights[i] = h0;
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}
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heights.push(h1);
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return heights;
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}
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var dHeight = h1 - h0;
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var heightPerVertex = dHeight / numPoints;
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for (i = 1; i < numPoints; i++) {
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var h = h0 + i * heightPerVertex;
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heights[i] = h;
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}
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heights[0] = h0;
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heights.push(h1);
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return heights;
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}
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var nextScratch = new Matrix2.Cartesian3();
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var prevScratch = new Matrix2.Cartesian3();
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function computeRotationAngle(start, end, position, ellipsoid) {
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var tangentPlane = new EllipsoidTangentPlane.EllipsoidTangentPlane(position, ellipsoid);
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var next = tangentPlane.projectPointOntoPlane(
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Matrix2.Cartesian3.add(position, start, nextScratch),
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nextScratch
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);
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var prev = tangentPlane.projectPointOntoPlane(
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Matrix2.Cartesian3.add(position, end, prevScratch),
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prevScratch
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);
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var angle = Matrix2.Cartesian2.angleBetween(next, prev);
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return prev.x * next.y - prev.y * next.x >= 0.0 ? -angle : angle;
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}
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var negativeX = new Matrix2.Cartesian3(-1, 0, 0);
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var transform = new Matrix2.Matrix4();
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var translation = new Matrix2.Matrix4();
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var rotationZ = new Matrix2.Matrix3();
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var scaleMatrix = Matrix2.Matrix3.IDENTITY.clone();
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var westScratch = new Matrix2.Cartesian3();
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var finalPosScratch = new Matrix2.Cartesian4();
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var heightCartesian = new Matrix2.Cartesian3();
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function addPosition(
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center,
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left,
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shape,
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finalPositions,
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ellipsoid,
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height,
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xScalar,
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repeat
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) {
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var west = westScratch;
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var finalPosition = finalPosScratch;
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transform = Transforms.Transforms.eastNorthUpToFixedFrame(center, ellipsoid, transform);
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west = Matrix2.Matrix4.multiplyByPointAsVector(transform, negativeX, west);
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west = Matrix2.Cartesian3.normalize(west, west);
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var angle = computeRotationAngle(west, left, center, ellipsoid);
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rotationZ = Matrix2.Matrix3.fromRotationZ(angle, rotationZ);
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heightCartesian.z = height;
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transform = Matrix2.Matrix4.multiplyTransformation(
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transform,
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Matrix2.Matrix4.fromRotationTranslation(rotationZ, heightCartesian, translation),
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transform
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);
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var scale = scaleMatrix;
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scale[0] = xScalar;
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for (var j = 0; j < repeat; j++) {
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for (var i = 0; i < shape.length; i += 3) {
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finalPosition = Matrix2.Cartesian3.fromArray(shape, i, finalPosition);
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finalPosition = Matrix2.Matrix3.multiplyByVector(
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scale,
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finalPosition,
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finalPosition
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);
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finalPosition = Matrix2.Matrix4.multiplyByPoint(
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transform,
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finalPosition,
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finalPosition
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);
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finalPositions.push(finalPosition.x, finalPosition.y, finalPosition.z);
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}
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}
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return finalPositions;
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}
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var centerScratch = new Matrix2.Cartesian3();
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function addPositions(
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centers,
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left,
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shape,
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finalPositions,
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ellipsoid,
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heights,
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xScalar
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) {
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for (var i = 0; i < centers.length; i += 3) {
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var center = Matrix2.Cartesian3.fromArray(centers, i, centerScratch);
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finalPositions = addPosition(
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center,
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left,
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shape,
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finalPositions,
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ellipsoid,
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heights[i / 3],
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xScalar,
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1
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);
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}
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return finalPositions;
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}
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function convertShapeTo3DDuplicate(shape2D, boundingRectangle) {
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//orientate 2D shape to XZ plane center at (0, 0, 0), duplicate points
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var length = shape2D.length;
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var shape = new Array(length * 6);
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var index = 0;
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var xOffset = boundingRectangle.x + boundingRectangle.width / 2;
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var yOffset = boundingRectangle.y + boundingRectangle.height / 2;
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var point = shape2D[0];
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shape[index++] = point.x - xOffset;
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shape[index++] = 0.0;
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shape[index++] = point.y - yOffset;
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for (var i = 1; i < length; i++) {
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point = shape2D[i];
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var x = point.x - xOffset;
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var z = point.y - yOffset;
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shape[index++] = x;
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shape[index++] = 0.0;
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shape[index++] = z;
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shape[index++] = x;
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shape[index++] = 0.0;
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shape[index++] = z;
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}
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point = shape2D[0];
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shape[index++] = point.x - xOffset;
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shape[index++] = 0.0;
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shape[index++] = point.y - yOffset;
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return shape;
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}
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function convertShapeTo3D(shape2D, boundingRectangle) {
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//orientate 2D shape to XZ plane center at (0, 0, 0)
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var length = shape2D.length;
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var shape = new Array(length * 3);
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var index = 0;
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var xOffset = boundingRectangle.x + boundingRectangle.width / 2;
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var yOffset = boundingRectangle.y + boundingRectangle.height / 2;
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for (var i = 0; i < length; i++) {
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shape[index++] = shape2D[i].x - xOffset;
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shape[index++] = 0;
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shape[index++] = shape2D[i].y - yOffset;
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}
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return shape;
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}
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var quaterion = new Transforms.Quaternion();
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var startPointScratch = new Matrix2.Cartesian3();
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var rotMatrix = new Matrix2.Matrix3();
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function computeRoundCorner(
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pivot,
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startPoint,
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endPoint,
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cornerType,
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leftIsOutside,
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ellipsoid,
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finalPositions,
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shape,
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height,
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duplicatePoints
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) {
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var angle = Matrix2.Cartesian3.angleBetween(
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Matrix2.Cartesian3.subtract(startPoint, pivot, scratch1),
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Matrix2.Cartesian3.subtract(endPoint, pivot, scratch2)
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);
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var granularity =
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cornerType === CornerType$1.BEVELED
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? 0
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: Math.ceil(angle / ComponentDatatype.CesiumMath.toRadians(5));
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var m;
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if (leftIsOutside) {
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m = Matrix2.Matrix3.fromQuaternion(
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Transforms.Quaternion.fromAxisAngle(
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Matrix2.Cartesian3.negate(pivot, scratch1),
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angle / (granularity + 1),
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quaterion
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),
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rotMatrix
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);
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} else {
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m = Matrix2.Matrix3.fromQuaternion(
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Transforms.Quaternion.fromAxisAngle(pivot, angle / (granularity + 1), quaterion),
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rotMatrix
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);
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}
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var left;
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var surfacePoint;
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startPoint = Matrix2.Cartesian3.clone(startPoint, startPointScratch);
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if (granularity > 0) {
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var repeat = duplicatePoints ? 2 : 1;
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for (var i = 0; i < granularity; i++) {
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startPoint = Matrix2.Matrix3.multiplyByVector(m, startPoint, startPoint);
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left = Matrix2.Cartesian3.subtract(startPoint, pivot, scratch1);
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left = Matrix2.Cartesian3.normalize(left, left);
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if (!leftIsOutside) {
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left = Matrix2.Cartesian3.negate(left, left);
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}
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surfacePoint = ellipsoid.scaleToGeodeticSurface(startPoint, scratch2);
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finalPositions = addPosition(
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surfacePoint,
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left,
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shape,
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finalPositions,
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ellipsoid,
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height,
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1,
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repeat
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);
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}
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} else {
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left = Matrix2.Cartesian3.subtract(startPoint, pivot, scratch1);
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left = Matrix2.Cartesian3.normalize(left, left);
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if (!leftIsOutside) {
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left = Matrix2.Cartesian3.negate(left, left);
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}
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surfacePoint = ellipsoid.scaleToGeodeticSurface(startPoint, scratch2);
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finalPositions = addPosition(
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surfacePoint,
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left,
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shape,
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finalPositions,
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ellipsoid,
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height,
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1,
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1
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);
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endPoint = Matrix2.Cartesian3.clone(endPoint, startPointScratch);
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left = Matrix2.Cartesian3.subtract(endPoint, pivot, scratch1);
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left = Matrix2.Cartesian3.normalize(left, left);
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if (!leftIsOutside) {
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left = Matrix2.Cartesian3.negate(left, left);
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}
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surfacePoint = ellipsoid.scaleToGeodeticSurface(endPoint, scratch2);
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finalPositions = addPosition(
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surfacePoint,
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left,
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shape,
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finalPositions,
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ellipsoid,
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height,
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1,
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1
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);
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}
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return finalPositions;
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}
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PolylineVolumeGeometryLibrary.removeDuplicatesFromShape = function (
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shapePositions
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) {
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var length = shapePositions.length;
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var cleanedPositions = [];
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for (var i0 = length - 1, i1 = 0; i1 < length; i0 = i1++) {
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var v0 = shapePositions[i0];
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var v1 = shapePositions[i1];
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if (!Matrix2.Cartesian2.equals(v0, v1)) {
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cleanedPositions.push(v1); // Shallow copy!
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}
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}
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return cleanedPositions;
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};
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PolylineVolumeGeometryLibrary.angleIsGreaterThanPi = function (
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forward,
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backward,
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position,
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ellipsoid
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) {
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var tangentPlane = new EllipsoidTangentPlane.EllipsoidTangentPlane(position, ellipsoid);
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var next = tangentPlane.projectPointOntoPlane(
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Matrix2.Cartesian3.add(position, forward, nextScratch),
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nextScratch
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);
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var prev = tangentPlane.projectPointOntoPlane(
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Matrix2.Cartesian3.add(position, backward, prevScratch),
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prevScratch
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);
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return prev.x * next.y - prev.y * next.x >= 0.0;
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};
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var scratchForwardProjection = new Matrix2.Cartesian3();
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var scratchBackwardProjection = new Matrix2.Cartesian3();
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PolylineVolumeGeometryLibrary.computePositions = function (
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positions,
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shape2D,
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boundingRectangle,
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geometry,
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duplicatePoints
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) {
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var ellipsoid = geometry._ellipsoid;
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var heights = scaleToSurface(positions, ellipsoid);
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var granularity = geometry._granularity;
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var cornerType = geometry._cornerType;
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var shapeForSides = duplicatePoints
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? convertShapeTo3DDuplicate(shape2D, boundingRectangle)
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: convertShapeTo3D(shape2D, boundingRectangle);
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var shapeForEnds = duplicatePoints
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? convertShapeTo3D(shape2D, boundingRectangle)
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: undefined;
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var heightOffset = boundingRectangle.height / 2;
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var width = boundingRectangle.width / 2;
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var length = positions.length;
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var finalPositions = [];
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var ends = duplicatePoints ? [] : undefined;
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var forward = scratchCartesian1;
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var backward = scratchCartesian2;
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var cornerDirection = scratchCartesian3;
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var surfaceNormal = scratchCartesian4;
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var pivot = scratchCartesian5;
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var start = scratchCartesian6;
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var end = scratchCartesian7;
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var left = scratchCartesian8;
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var previousPosition = scratchCartesian9;
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var position = positions[0];
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var nextPosition = positions[1];
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surfaceNormal = ellipsoid.geodeticSurfaceNormal(position, surfaceNormal);
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forward = Matrix2.Cartesian3.subtract(nextPosition, position, forward);
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forward = Matrix2.Cartesian3.normalize(forward, forward);
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left = Matrix2.Cartesian3.cross(surfaceNormal, forward, left);
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left = Matrix2.Cartesian3.normalize(left, left);
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var h0 = heights[0];
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var h1 = heights[1];
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if (duplicatePoints) {
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ends = addPosition(
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position,
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left,
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shapeForEnds,
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ends,
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ellipsoid,
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h0 + heightOffset,
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1,
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1
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);
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}
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previousPosition = Matrix2.Cartesian3.clone(position, previousPosition);
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position = nextPosition;
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backward = Matrix2.Cartesian3.negate(forward, backward);
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var subdividedHeights;
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var subdividedPositions;
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for (var i = 1; i < length - 1; i++) {
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var repeat = duplicatePoints ? 2 : 1;
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nextPosition = positions[i + 1];
|
if (position.equals(nextPosition)) {
|
oneTimeWarning(
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"Positions are too close and are considered equivalent with rounding error."
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);
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continue;
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}
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forward = Matrix2.Cartesian3.subtract(nextPosition, position, forward);
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forward = Matrix2.Cartesian3.normalize(forward, forward);
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cornerDirection = Matrix2.Cartesian3.add(forward, backward, cornerDirection);
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cornerDirection = Matrix2.Cartesian3.normalize(cornerDirection, cornerDirection);
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surfaceNormal = ellipsoid.geodeticSurfaceNormal(position, surfaceNormal);
|
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var forwardProjection = Matrix2.Cartesian3.multiplyByScalar(
|
surfaceNormal,
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Matrix2.Cartesian3.dot(forward, surfaceNormal),
|
scratchForwardProjection
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);
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Matrix2.Cartesian3.subtract(forward, forwardProjection, forwardProjection);
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Matrix2.Cartesian3.normalize(forwardProjection, forwardProjection);
|
|
var backwardProjection = Matrix2.Cartesian3.multiplyByScalar(
|
surfaceNormal,
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Matrix2.Cartesian3.dot(backward, surfaceNormal),
|
scratchBackwardProjection
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);
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Matrix2.Cartesian3.subtract(backward, backwardProjection, backwardProjection);
|
Matrix2.Cartesian3.normalize(backwardProjection, backwardProjection);
|
|
var doCorner = !ComponentDatatype.CesiumMath.equalsEpsilon(
|
Math.abs(Matrix2.Cartesian3.dot(forwardProjection, backwardProjection)),
|
1.0,
|
ComponentDatatype.CesiumMath.EPSILON7
|
);
|
|
if (doCorner) {
|
cornerDirection = Matrix2.Cartesian3.cross(
|
cornerDirection,
|
surfaceNormal,
|
cornerDirection
|
);
|
cornerDirection = Matrix2.Cartesian3.cross(
|
surfaceNormal,
|
cornerDirection,
|
cornerDirection
|
);
|
cornerDirection = Matrix2.Cartesian3.normalize(cornerDirection, cornerDirection);
|
var scalar =
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1 /
|
Math.max(
|
0.25,
|
Matrix2.Cartesian3.magnitude(
|
Matrix2.Cartesian3.cross(cornerDirection, backward, scratch1)
|
)
|
);
|
var leftIsOutside = PolylineVolumeGeometryLibrary.angleIsGreaterThanPi(
|
forward,
|
backward,
|
position,
|
ellipsoid
|
);
|
if (leftIsOutside) {
|
pivot = Matrix2.Cartesian3.add(
|
position,
|
Matrix2.Cartesian3.multiplyByScalar(
|
cornerDirection,
|
scalar * width,
|
cornerDirection
|
),
|
pivot
|
);
|
start = Matrix2.Cartesian3.add(
|
pivot,
|
Matrix2.Cartesian3.multiplyByScalar(left, width, start),
|
start
|
);
|
scratch2Array[0] = Matrix2.Cartesian3.clone(previousPosition, scratch2Array[0]);
|
scratch2Array[1] = Matrix2.Cartesian3.clone(start, scratch2Array[1]);
|
subdividedHeights = subdivideHeights(
|
scratch2Array,
|
h0 + heightOffset,
|
h1 + heightOffset,
|
granularity
|
);
|
subdividedPositions = PolylinePipeline.PolylinePipeline.generateArc({
|
positions: scratch2Array,
|
granularity: granularity,
|
ellipsoid: ellipsoid,
|
});
|
finalPositions = addPositions(
|
subdividedPositions,
|
left,
|
shapeForSides,
|
finalPositions,
|
ellipsoid,
|
subdividedHeights,
|
1
|
);
|
left = Matrix2.Cartesian3.cross(surfaceNormal, forward, left);
|
left = Matrix2.Cartesian3.normalize(left, left);
|
end = Matrix2.Cartesian3.add(
|
pivot,
|
Matrix2.Cartesian3.multiplyByScalar(left, width, end),
|
end
|
);
|
if (
|
cornerType === CornerType$1.ROUNDED ||
|
cornerType === CornerType$1.BEVELED
|
) {
|
computeRoundCorner(
|
pivot,
|
start,
|
end,
|
cornerType,
|
leftIsOutside,
|
ellipsoid,
|
finalPositions,
|
shapeForSides,
|
h1 + heightOffset,
|
duplicatePoints
|
);
|
} else {
|
cornerDirection = Matrix2.Cartesian3.negate(cornerDirection, cornerDirection);
|
finalPositions = addPosition(
|
position,
|
cornerDirection,
|
shapeForSides,
|
finalPositions,
|
ellipsoid,
|
h1 + heightOffset,
|
scalar,
|
repeat
|
);
|
}
|
previousPosition = Matrix2.Cartesian3.clone(end, previousPosition);
|
} else {
|
pivot = Matrix2.Cartesian3.add(
|
position,
|
Matrix2.Cartesian3.multiplyByScalar(
|
cornerDirection,
|
scalar * width,
|
cornerDirection
|
),
|
pivot
|
);
|
start = Matrix2.Cartesian3.add(
|
pivot,
|
Matrix2.Cartesian3.multiplyByScalar(left, -width, start),
|
start
|
);
|
scratch2Array[0] = Matrix2.Cartesian3.clone(previousPosition, scratch2Array[0]);
|
scratch2Array[1] = Matrix2.Cartesian3.clone(start, scratch2Array[1]);
|
subdividedHeights = subdivideHeights(
|
scratch2Array,
|
h0 + heightOffset,
|
h1 + heightOffset,
|
granularity
|
);
|
subdividedPositions = PolylinePipeline.PolylinePipeline.generateArc({
|
positions: scratch2Array,
|
granularity: granularity,
|
ellipsoid: ellipsoid,
|
});
|
finalPositions = addPositions(
|
subdividedPositions,
|
left,
|
shapeForSides,
|
finalPositions,
|
ellipsoid,
|
subdividedHeights,
|
1
|
);
|
left = Matrix2.Cartesian3.cross(surfaceNormal, forward, left);
|
left = Matrix2.Cartesian3.normalize(left, left);
|
end = Matrix2.Cartesian3.add(
|
pivot,
|
Matrix2.Cartesian3.multiplyByScalar(left, -width, end),
|
end
|
);
|
if (
|
cornerType === CornerType$1.ROUNDED ||
|
cornerType === CornerType$1.BEVELED
|
) {
|
computeRoundCorner(
|
pivot,
|
start,
|
end,
|
cornerType,
|
leftIsOutside,
|
ellipsoid,
|
finalPositions,
|
shapeForSides,
|
h1 + heightOffset,
|
duplicatePoints
|
);
|
} else {
|
finalPositions = addPosition(
|
position,
|
cornerDirection,
|
shapeForSides,
|
finalPositions,
|
ellipsoid,
|
h1 + heightOffset,
|
scalar,
|
repeat
|
);
|
}
|
previousPosition = Matrix2.Cartesian3.clone(end, previousPosition);
|
}
|
backward = Matrix2.Cartesian3.negate(forward, backward);
|
} else {
|
finalPositions = addPosition(
|
previousPosition,
|
left,
|
shapeForSides,
|
finalPositions,
|
ellipsoid,
|
h0 + heightOffset,
|
1,
|
1
|
);
|
previousPosition = position;
|
}
|
h0 = h1;
|
h1 = heights[i + 1];
|
position = nextPosition;
|
}
|
|
scratch2Array[0] = Matrix2.Cartesian3.clone(previousPosition, scratch2Array[0]);
|
scratch2Array[1] = Matrix2.Cartesian3.clone(position, scratch2Array[1]);
|
subdividedHeights = subdivideHeights(
|
scratch2Array,
|
h0 + heightOffset,
|
h1 + heightOffset,
|
granularity
|
);
|
subdividedPositions = PolylinePipeline.PolylinePipeline.generateArc({
|
positions: scratch2Array,
|
granularity: granularity,
|
ellipsoid: ellipsoid,
|
});
|
finalPositions = addPositions(
|
subdividedPositions,
|
left,
|
shapeForSides,
|
finalPositions,
|
ellipsoid,
|
subdividedHeights,
|
1
|
);
|
if (duplicatePoints) {
|
ends = addPosition(
|
position,
|
left,
|
shapeForEnds,
|
ends,
|
ellipsoid,
|
h1 + heightOffset,
|
1,
|
1
|
);
|
}
|
|
length = finalPositions.length;
|
var posLength = duplicatePoints ? length + ends.length : length;
|
var combinedPositions = new Float64Array(posLength);
|
combinedPositions.set(finalPositions);
|
if (duplicatePoints) {
|
combinedPositions.set(ends, length);
|
}
|
|
return combinedPositions;
|
};
|
|
exports.CornerType = CornerType$1;
|
exports.PolylineVolumeGeometryLibrary = PolylineVolumeGeometryLibrary;
|
exports.oneTimeWarning = oneTimeWarning;
|
|
}));
|
