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libigl file formats
- ASCII files for representing skeletal bone "forests"
- uncompressed ASCII/binary files for dense matrices
- .ele Element (triangle or tet) list. This format comes in similar flavors: , , and. The formats of TetGen and stellar are identical upto conventions on index ordering and number of allowed attributes (unverified).
- TetGen's file format for simplicial facets.
- Medit's triangle surface mesh + tetrahedral volume mesh file format, see page 33, section 7.2.1
- .node List of points (vertices). Described indentically (upto accepted dimensions, use of attributes and boundary markers) by , , and .
- Geomview's polyhedral file format
- Wavefront object file format. Usually unsafe to assume anything more than vertex positions and triangle indices are supported
- Portable Network Graphics image file. IGLLIB (in the libiglpng extra) supports png image files via the library. Alpha channels and compression are suppported.
- .poly Piecewise-linear complex. This format comes in many similar but importantly different flavors: , ,
- ASCII files for saving state of ReAntTweakBar
- Truevision TGA or TARGA image file format. IGLLIB supports only very basic reading and writing RGB/RGBA files without colormaps and (unverified) run-length compression.
- ASCII files for representing control handle graphs
- VRML (Virtual Reality Modeling Language) file format for 3D scenes.
- XMLSerializer's file format containing the serialization of object data structures.
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