Agriculture-front-end/dist/CesiumUnminified/Workers/createPolylineGeometry.js

495 lines
17 KiB
JavaScript

/**
* @license
* Cesium - https://github.com/CesiumGS/cesium
* Version 1.117
*
* Copyright 2011-2022 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/main/LICENSE.md for full licensing details.
*/
import {
Color_default
} from "./chunk-KPY4F4BW.js";
import {
ArcType_default
} from "./chunk-YLZTCEBJ.js";
import {
PolylinePipeline_default
} from "./chunk-ZWPIM77Q.js";
import "./chunk-2CSEEWHN.js";
import {
VertexFormat_default
} from "./chunk-4KIUON73.js";
import {
arrayRemoveDuplicates_default
} from "./chunk-V7JB576Q.js";
import "./chunk-CYAJYEKW.js";
import "./chunk-G7CJQKKD.js";
import "./chunk-FOZQIHZK.js";
import {
IndexDatatype_default
} from "./chunk-WWP3I7R5.js";
import {
GeometryAttributes_default
} from "./chunk-RL73GOEF.js";
import {
GeometryAttribute_default,
GeometryType_default,
Geometry_default,
PrimitiveType_default
} from "./chunk-34DGOKCO.js";
import {
BoundingSphere_default
} from "./chunk-NI2R52QD.js";
import "./chunk-I5TDPPC4.js";
import {
ComponentDatatype_default
} from "./chunk-TMMOULW3.js";
import {
Cartesian3_default,
Ellipsoid_default
} from "./chunk-C5CE4OG6.js";
import {
Math_default
} from "./chunk-4PHPQRSH.js";
import "./chunk-PEABJLCK.js";
import "./chunk-WFICTTOE.js";
import {
defaultValue_default
} from "./chunk-UCPPWV64.js";
import {
DeveloperError_default
} from "./chunk-U4IMCOF5.js";
import {
defined_default
} from "./chunk-BDUJXBVF.js";
// packages/engine/Source/Core/PolylineGeometry.js
var scratchInterpolateColorsArray = [];
function interpolateColors(p0, p1, color0, color1, numPoints) {
const colors = scratchInterpolateColorsArray;
colors.length = numPoints;
let i;
const r0 = color0.red;
const g0 = color0.green;
const b0 = color0.blue;
const a0 = color0.alpha;
const r1 = color1.red;
const g1 = color1.green;
const b1 = color1.blue;
const a1 = color1.alpha;
if (Color_default.equals(color0, color1)) {
for (i = 0; i < numPoints; i++) {
colors[i] = Color_default.clone(color0);
}
return colors;
}
const redPerVertex = (r1 - r0) / numPoints;
const greenPerVertex = (g1 - g0) / numPoints;
const bluePerVertex = (b1 - b0) / numPoints;
const alphaPerVertex = (a1 - a0) / numPoints;
for (i = 0; i < numPoints; i++) {
colors[i] = new Color_default(
r0 + i * redPerVertex,
g0 + i * greenPerVertex,
b0 + i * bluePerVertex,
a0 + i * alphaPerVertex
);
}
return colors;
}
function PolylineGeometry(options) {
options = defaultValue_default(options, defaultValue_default.EMPTY_OBJECT);
const positions = options.positions;
const colors = options.colors;
const width = defaultValue_default(options.width, 1);
const colorsPerVertex = defaultValue_default(options.colorsPerVertex, false);
if (!defined_default(positions) || positions.length < 2) {
throw new DeveloperError_default("At least two positions are required.");
}
if (typeof width !== "number") {
throw new DeveloperError_default("width must be a number");
}
if (defined_default(colors) && (colorsPerVertex && colors.length < positions.length || !colorsPerVertex && colors.length < positions.length - 1)) {
throw new DeveloperError_default("colors has an invalid length.");
}
this._positions = positions;
this._colors = colors;
this._width = width;
this._colorsPerVertex = colorsPerVertex;
this._vertexFormat = VertexFormat_default.clone(
defaultValue_default(options.vertexFormat, VertexFormat_default.DEFAULT)
);
this._arcType = defaultValue_default(options.arcType, ArcType_default.GEODESIC);
this._granularity = defaultValue_default(
options.granularity,
Math_default.RADIANS_PER_DEGREE
);
this._ellipsoid = Ellipsoid_default.clone(
defaultValue_default(options.ellipsoid, Ellipsoid_default.WGS84)
);
this._workerName = "createPolylineGeometry";
let numComponents = 1 + positions.length * Cartesian3_default.packedLength;
numComponents += defined_default(colors) ? 1 + colors.length * Color_default.packedLength : 1;
this.packedLength = numComponents + Ellipsoid_default.packedLength + VertexFormat_default.packedLength + 4;
}
PolylineGeometry.pack = function(value, array, startingIndex) {
if (!defined_default(value)) {
throw new DeveloperError_default("value is required");
}
if (!defined_default(array)) {
throw new DeveloperError_default("array is required");
}
startingIndex = defaultValue_default(startingIndex, 0);
let i;
const positions = value._positions;
let length = positions.length;
array[startingIndex++] = length;
for (i = 0; i < length; ++i, startingIndex += Cartesian3_default.packedLength) {
Cartesian3_default.pack(positions[i], array, startingIndex);
}
const colors = value._colors;
length = defined_default(colors) ? colors.length : 0;
array[startingIndex++] = length;
for (i = 0; i < length; ++i, startingIndex += Color_default.packedLength) {
Color_default.pack(colors[i], array, startingIndex);
}
Ellipsoid_default.pack(value._ellipsoid, array, startingIndex);
startingIndex += Ellipsoid_default.packedLength;
VertexFormat_default.pack(value._vertexFormat, array, startingIndex);
startingIndex += VertexFormat_default.packedLength;
array[startingIndex++] = value._width;
array[startingIndex++] = value._colorsPerVertex ? 1 : 0;
array[startingIndex++] = value._arcType;
array[startingIndex] = value._granularity;
return array;
};
var scratchEllipsoid = Ellipsoid_default.clone(Ellipsoid_default.UNIT_SPHERE);
var scratchVertexFormat = new VertexFormat_default();
var scratchOptions = {
positions: void 0,
colors: void 0,
ellipsoid: scratchEllipsoid,
vertexFormat: scratchVertexFormat,
width: void 0,
colorsPerVertex: void 0,
arcType: void 0,
granularity: void 0
};
PolylineGeometry.unpack = function(array, startingIndex, result) {
if (!defined_default(array)) {
throw new DeveloperError_default("array is required");
}
startingIndex = defaultValue_default(startingIndex, 0);
let i;
let length = array[startingIndex++];
const positions = new Array(length);
for (i = 0; i < length; ++i, startingIndex += Cartesian3_default.packedLength) {
positions[i] = Cartesian3_default.unpack(array, startingIndex);
}
length = array[startingIndex++];
const colors = length > 0 ? new Array(length) : void 0;
for (i = 0; i < length; ++i, startingIndex += Color_default.packedLength) {
colors[i] = Color_default.unpack(array, startingIndex);
}
const ellipsoid = Ellipsoid_default.unpack(array, startingIndex, scratchEllipsoid);
startingIndex += Ellipsoid_default.packedLength;
const vertexFormat = VertexFormat_default.unpack(
array,
startingIndex,
scratchVertexFormat
);
startingIndex += VertexFormat_default.packedLength;
const width = array[startingIndex++];
const colorsPerVertex = array[startingIndex++] === 1;
const arcType = array[startingIndex++];
const granularity = array[startingIndex];
if (!defined_default(result)) {
scratchOptions.positions = positions;
scratchOptions.colors = colors;
scratchOptions.width = width;
scratchOptions.colorsPerVertex = colorsPerVertex;
scratchOptions.arcType = arcType;
scratchOptions.granularity = granularity;
return new PolylineGeometry(scratchOptions);
}
result._positions = positions;
result._colors = colors;
result._ellipsoid = Ellipsoid_default.clone(ellipsoid, result._ellipsoid);
result._vertexFormat = VertexFormat_default.clone(vertexFormat, result._vertexFormat);
result._width = width;
result._colorsPerVertex = colorsPerVertex;
result._arcType = arcType;
result._granularity = granularity;
return result;
};
var scratchCartesian3 = new Cartesian3_default();
var scratchPosition = new Cartesian3_default();
var scratchPrevPosition = new Cartesian3_default();
var scratchNextPosition = new Cartesian3_default();
PolylineGeometry.createGeometry = function(polylineGeometry) {
const width = polylineGeometry._width;
const vertexFormat = polylineGeometry._vertexFormat;
let colors = polylineGeometry._colors;
const colorsPerVertex = polylineGeometry._colorsPerVertex;
const arcType = polylineGeometry._arcType;
const granularity = polylineGeometry._granularity;
const ellipsoid = polylineGeometry._ellipsoid;
let i;
let j;
let k;
const removedIndices = [];
let positions = arrayRemoveDuplicates_default(
polylineGeometry._positions,
Cartesian3_default.equalsEpsilon,
false,
removedIndices
);
if (defined_default(colors) && removedIndices.length > 0) {
let removedArrayIndex = 0;
let nextRemovedIndex = removedIndices[0];
colors = colors.filter(function(color, index2) {
let remove = false;
if (colorsPerVertex) {
remove = index2 === nextRemovedIndex || index2 === 0 && nextRemovedIndex === 1;
} else {
remove = index2 + 1 === nextRemovedIndex;
}
if (remove) {
removedArrayIndex++;
nextRemovedIndex = removedIndices[removedArrayIndex];
return false;
}
return true;
});
}
let positionsLength = positions.length;
if (positionsLength < 2 || width <= 0) {
return void 0;
}
if (arcType === ArcType_default.GEODESIC || arcType === ArcType_default.RHUMB) {
let subdivisionSize;
let numberOfPointsFunction;
if (arcType === ArcType_default.GEODESIC) {
subdivisionSize = Math_default.chordLength(
granularity,
ellipsoid.maximumRadius
);
numberOfPointsFunction = PolylinePipeline_default.numberOfPoints;
} else {
subdivisionSize = granularity;
numberOfPointsFunction = PolylinePipeline_default.numberOfPointsRhumbLine;
}
const heights = PolylinePipeline_default.extractHeights(positions, ellipsoid);
if (defined_default(colors)) {
let colorLength = 1;
for (i = 0; i < positionsLength - 1; ++i) {
colorLength += numberOfPointsFunction(
positions[i],
positions[i + 1],
subdivisionSize
);
}
const newColors = new Array(colorLength);
let newColorIndex = 0;
for (i = 0; i < positionsLength - 1; ++i) {
const p0 = positions[i];
const p1 = positions[i + 1];
const c0 = colors[i];
const numColors = numberOfPointsFunction(p0, p1, subdivisionSize);
if (colorsPerVertex && i < colorLength) {
const c1 = colors[i + 1];
const interpolatedColors = interpolateColors(
p0,
p1,
c0,
c1,
numColors
);
const interpolatedColorsLength = interpolatedColors.length;
for (j = 0; j < interpolatedColorsLength; ++j) {
newColors[newColorIndex++] = interpolatedColors[j];
}
} else {
for (j = 0; j < numColors; ++j) {
newColors[newColorIndex++] = Color_default.clone(c0);
}
}
}
newColors[newColorIndex] = Color_default.clone(colors[colors.length - 1]);
colors = newColors;
scratchInterpolateColorsArray.length = 0;
}
if (arcType === ArcType_default.GEODESIC) {
positions = PolylinePipeline_default.generateCartesianArc({
positions,
minDistance: subdivisionSize,
ellipsoid,
height: heights
});
} else {
positions = PolylinePipeline_default.generateCartesianRhumbArc({
positions,
granularity: subdivisionSize,
ellipsoid,
height: heights
});
}
}
positionsLength = positions.length;
const size = positionsLength * 4 - 4;
const finalPositions = new Float64Array(size * 3);
const prevPositions = new Float64Array(size * 3);
const nextPositions = new Float64Array(size * 3);
const expandAndWidth = new Float32Array(size * 2);
const st = vertexFormat.st ? new Float32Array(size * 2) : void 0;
const finalColors = defined_default(colors) ? new Uint8Array(size * 4) : void 0;
let positionIndex = 0;
let expandAndWidthIndex = 0;
let stIndex = 0;
let colorIndex = 0;
let position;
for (j = 0; j < positionsLength; ++j) {
if (j === 0) {
position = scratchCartesian3;
Cartesian3_default.subtract(positions[0], positions[1], position);
Cartesian3_default.add(positions[0], position, position);
} else {
position = positions[j - 1];
}
Cartesian3_default.clone(position, scratchPrevPosition);
Cartesian3_default.clone(positions[j], scratchPosition);
if (j === positionsLength - 1) {
position = scratchCartesian3;
Cartesian3_default.subtract(
positions[positionsLength - 1],
positions[positionsLength - 2],
position
);
Cartesian3_default.add(positions[positionsLength - 1], position, position);
} else {
position = positions[j + 1];
}
Cartesian3_default.clone(position, scratchNextPosition);
let color0, color1;
if (defined_default(finalColors)) {
if (j !== 0 && !colorsPerVertex) {
color0 = colors[j - 1];
} else {
color0 = colors[j];
}
if (j !== positionsLength - 1) {
color1 = colors[j];
}
}
const startK = j === 0 ? 2 : 0;
const endK = j === positionsLength - 1 ? 2 : 4;
for (k = startK; k < endK; ++k) {
Cartesian3_default.pack(scratchPosition, finalPositions, positionIndex);
Cartesian3_default.pack(scratchPrevPosition, prevPositions, positionIndex);
Cartesian3_default.pack(scratchNextPosition, nextPositions, positionIndex);
positionIndex += 3;
const direction = k - 2 < 0 ? -1 : 1;
expandAndWidth[expandAndWidthIndex++] = 2 * (k % 2) - 1;
expandAndWidth[expandAndWidthIndex++] = direction * width;
if (vertexFormat.st) {
st[stIndex++] = j / (positionsLength - 1);
st[stIndex++] = Math.max(expandAndWidth[expandAndWidthIndex - 2], 0);
}
if (defined_default(finalColors)) {
const color = k < 2 ? color0 : color1;
finalColors[colorIndex++] = Color_default.floatToByte(color.red);
finalColors[colorIndex++] = Color_default.floatToByte(color.green);
finalColors[colorIndex++] = Color_default.floatToByte(color.blue);
finalColors[colorIndex++] = Color_default.floatToByte(color.alpha);
}
}
}
const attributes = new GeometryAttributes_default();
attributes.position = new GeometryAttribute_default({
componentDatatype: ComponentDatatype_default.DOUBLE,
componentsPerAttribute: 3,
values: finalPositions
});
attributes.prevPosition = new GeometryAttribute_default({
componentDatatype: ComponentDatatype_default.DOUBLE,
componentsPerAttribute: 3,
values: prevPositions
});
attributes.nextPosition = new GeometryAttribute_default({
componentDatatype: ComponentDatatype_default.DOUBLE,
componentsPerAttribute: 3,
values: nextPositions
});
attributes.expandAndWidth = new GeometryAttribute_default({
componentDatatype: ComponentDatatype_default.FLOAT,
componentsPerAttribute: 2,
values: expandAndWidth
});
if (vertexFormat.st) {
attributes.st = new GeometryAttribute_default({
componentDatatype: ComponentDatatype_default.FLOAT,
componentsPerAttribute: 2,
values: st
});
}
if (defined_default(finalColors)) {
attributes.color = new GeometryAttribute_default({
componentDatatype: ComponentDatatype_default.UNSIGNED_BYTE,
componentsPerAttribute: 4,
values: finalColors,
normalize: true
});
}
const indices = IndexDatatype_default.createTypedArray(size, positionsLength * 6 - 6);
let index = 0;
let indicesIndex = 0;
const length = positionsLength - 1;
for (j = 0; j < length; ++j) {
indices[indicesIndex++] = index;
indices[indicesIndex++] = index + 2;
indices[indicesIndex++] = index + 1;
indices[indicesIndex++] = index + 1;
indices[indicesIndex++] = index + 2;
indices[indicesIndex++] = index + 3;
index += 4;
}
return new Geometry_default({
attributes,
indices,
primitiveType: PrimitiveType_default.TRIANGLES,
boundingSphere: BoundingSphere_default.fromPoints(positions),
geometryType: GeometryType_default.POLYLINES
});
};
var PolylineGeometry_default = PolylineGeometry;
// packages/engine/Source/Workers/createPolylineGeometry.js
function createPolylineGeometry(polylineGeometry, offset) {
if (defined_default(offset)) {
polylineGeometry = PolylineGeometry_default.unpack(polylineGeometry, offset);
}
polylineGeometry._ellipsoid = Ellipsoid_default.clone(polylineGeometry._ellipsoid);
return PolylineGeometry_default.createGeometry(polylineGeometry);
}
var createPolylineGeometry_default = createPolylineGeometry;
export {
createPolylineGeometry_default as default
};