Point Cloud to mesh to get 3D Model

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Cloudy
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Joined: Thu May 05, 2016 10:26 am

Point Cloud to mesh to get 3D Model

Post by Cloudy »

I have 4 point cloud files in ply format of an object . Now in order to make mesh I follow following steps in CC :
1. Segmentation.
2. Align two clouds by picking equivalent point pairs in two ply files and then merge them .
3. Again following the step 2 for other two ply files .
4. Subsampling
5. Compute Normal.
6. Poisson surface reconstruction.

Please suggest me any improvement in the procedure used.
Also I have prepared mesh by trial and error method as I don't know what is the exact value in the parameters of compute normal step / . Poisson surface reconstruction.
After that I saved the project in bin format.
Now, I want a 3D model of that mesh.Please suggest me which software I use so as to get the colored 3 D model of the object.
daniel
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Re: Point Cloud to mesh to get 3D Model

Post by daniel »

If the clouds are colored, then the mesh should be colored (with per-vertex colors). You should be able to export this mesh with its colors as a PLY file.

However few programs handle this kind of color information. You'll probably need textures instead of per-vertex colors. I know that Meshlab is able to do this conversion (even though I never tried myself). And probably some other software.
Daniel, CloudCompare admin
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