Mesh Generation

• http://en.wikipedia.org/wiki/Mesh_generation
• http://www.robertschneiders.de/meshgeneration//software.html

Objective

Conversion of Geant4 geometries (CSG constructive solid geomery) into a BREP (boundary representation) mesh of triangles in STL format.

Issues

• maintaining identity of bits of the geometry in the mesh representation
• material properties
• surface properties

CGAL

• http://www.cgal.org/Manual/latest/doc_html/cgal_manual/packages.html#Pkg:Mesh_3
• http://www.cgal.org/Manual/latest/doc_html/cgal_manual/Mesh_3/Chapter_main.html

Meshlab

• http://meshlab.sourceforge.net/

MeshLab is an open source, portable, and extensible system for the processing and editing of unstructured 3D triangular meshes.

import:PLY, STL, OFF, OBJ, 3DS, COLLADA, PTX, V3D, PTS, APTS, XYZ, GTS, TRI, ASC, X3D, X3DV, VRML, ALN
export:PLY, STL, OFF, OBJ, 3DS, COLLADA, VRML, DXF, GTS, U3D, IDTF, X3D