Posted March 5, 2014 at 18:14 bylakeat (Daniel Wei's CFD Blog: (http://lakeat.co.nf/))
I have made significant improvement on the mesh export. The manual building up of OpenFOAM mesh now turns up really fast. I got a feeling that it could possibly beat even OpenFOAM's native blockMesh generator. In my test of a 3,200,000 mesh (for flow around a square cylinder). The building process took 90.51s in total. Here are more details:
......  Done assembling the points. ( 7.09000s)
......  Done assembling all cells & intnl cntrs. ( 40.62000s)...