README.md

3dtiles-polygon-crop

Limited by Cesium API, currently only single area cropping can be provided. For details, see CesiumGS/cesium#8751

Cesium version 1.117 add ClippingPolygonCollection API to support polygon clipping. This project is archived

Install

npm install 3dtiles-polygon-crop

Usage

import { tileSetClipByPolygon } from "3dtiles-polygon-crop";

const points = [
  [106.443237643721, 29.46804376199225],
  [106.443237643721, 29.49579683916092],
  [106.500710551558, 29.49579683916092],
  [106.499071590308, 29.46301761415856],
  [106.490986048141, 29.443022286907117],
  [106.451323185888, 29.450780036824349],
];
const tileset = await Cesium.Cesium3DTileset.fromIonAssetId(40866);
const CeiumPolygonClip = new tileSetClipByPolygon({
  tileSet: tileset,
  originPositions: points,
  unionClippingRegions: false,
});

CeiumPolygonClip.clippingByPositions();

Options

Name	Type	Default
tileSet	Cesium3DTileset	Null
originPositions	Array	[]
unionClippingRegions	Boolean	True
edgeWidth	Number	0.0
edgeColor	Cesium.Color	Cesium.Color.WHITE
enabled	Boolean	True

License

MIT