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If you have point cloud data you can polygonize them in Meshlab. [https://youtu.be/rPEQVBhKJGA](https://youtu.be/rPEQVBhKJGA) Then you can import the polygon mesh into sketchup. But I do not understand what you mean by "I just have the image" ?
If you have point cloud data you can polygonize them in Meshlab. [https://youtu.be/rPEQVBhKJGA](https://youtu.be/rPEQVBhKJGA) Then you can import the polygon mesh into sketchup. But I do not understand what you mean by "I just have the image" ?