原生Ceisum 多边形裁剪3dtiles模型
coordinates = [
[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 CeiumPolygonClipA = new CeiumPolygonClip({
tileSet: tilesetBM,
originPositions: coordinates,
unionClippingRegions: false
})
CeiumPolygonClipA.clippingByPositions()