计算3mxb准确的bbox

ProjSEED / lodToolkit

level-of-details toolkit(LTK). Convert osgb lod tree to 3mx tree. Convert pointcloud in ply/las/laz/xyz to 3mx/osgb tree.

MIT License

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Closed GitGaoXing closed 3 years ago

GitGaoXing commented 3 years ago

在osgb转3mxb的过程中，现有方式是把osgb的boundingSphere转成boundingBox，问题是boundingSphere是模型实际boundingBox的外接球，而boundingSphere转成boundingBox又求取了外接球的外接包围盒，实际范围扩大了很多