Using Leios Mesh to Register (Align) and Merge Meshes

Leios Mesh is a powerful software package for processing 3D scan data. One of the most common task in 3D scan processing is aligning 3D meshes and scans. Leios mesh can handle this task quickly and easily.

We're going to use the scan of a video game controller as an example.

After we've scanned the object, we can load eight separate meshes in to Leios Mesh. In this example we've done a 360 scan which gave us 8 separate scans.

   

As you can see the scans are overlapping each other.

  

In this first step we're going to register meshes 6 and 7. To register the mesh means we align 2 meshes so that instead of over lapping, they occupy the correct space and the data looks correct. Make sure to select one of the meshs to be fixed. We select a number of corresponding points visually. Usually 3-6 points are all that is required. One we've got the initial placements, select fine registration and align the two mesh sections.

   

We do this for all loaded meshes, 6 to 7, 7 to 8, 8 to 1.. etc..

   

We do this always ensuring that we lock the previous mesh. As you can see here we're almost done.

   

After aligning all the meshes, we're we do a final global registration step which does a bit of final alignment against everything else. This often fixes small errors in alignment

   

Here is the final completely aigned and merged mesh.

 

Hope you enjoyed our short article.

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