Meshlab unable to import .stl file
A processing system for 3D triangular meshes
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I have an enormous .stl file (3GB, 7.7 million polygons, 23 million vertices) of a sculpture that was 3d scanned.
I would like to reduce the number of surfaces so that I can manipulate it in Rhino and prepare it for CNC milling.
What would be the best software/technique for making the file usable?
Techniques tried so far:
- Importing to MeshLab (gives option to simplify vertices, pressing OK causes crash)
- Importing to Rhino and splitting mesh (Windows runs out of memory)
- Importing to ZBrush (error)
Any advice appreciated!
Have you tried the 64bit version of MeshLab? The standard 32 bit has a 2~4 mi of face limit for complex algorithms.
Moreover you should always remember to unify vertices (removing duplicates); STL is a rather dummy format that replicates ~6 times the real vertex number.
(your mesh should be 7.7M tri and 3.8~3.9 M vert