Mesh Representations Normal classes: VertexC Vertex in a mesh. TriC Triangle in TriMesh. TriMeshC Triangular 3d mesh. Normal functions: operator <<(ostream &,const VertexC &) operator >>(istream &,VertexC &) operator <<(BinOStreamC &,const VertexC &) operator >>(BinIStreamC &,VertexC &) operator <<(ostream &,const TriMeshC &) operator >>(istream &,TriMeshC &) operator >>(BinIStreamC &,TriMeshC &) operator <<(BinOStreamC &,const TriMeshC &) Develop classes: TriMeshBodyC Tri mesh body.