[MOAB-dev] make check on 4.5 branch with gcc-4.1.2

Iulian Grindeanu iulian at mcs.anl.gov
Wed May 30 15:06:56 CDT 2012


----- Original Message -----
| Ok. I probably have a silly question then.
| I am looking for 'iGeom' data files that represent either b-rep or csg
| solid models that I will then discretize using either functions in
| iGeom
| implementation or in VisIt so that I can load them into VisIt like a
| 'normal' mesh and visualize them.
| I thought .h5m files were essentially already discretized
| representations. Do they include b-rep or csg-rep of solid models too?
| If so, can you tell me where to find a few (small) example files I can
| play with?
| Mark
Hi, So, for us, iGeom files are those that are read by cgm. Depending on how you built cgm, with cubit or with occ, you can read brep files (occ) or sat files with igeom-like functions. Cubit 12 even converts brep files to sat files first, so it will be able to read brep files too. if you build moab with cgm, then moab reader calls cgm (which in turn, calls geometry engine graphics routines) to obtain a facetted representation of a brep/sat model. Moab also has a cubit file reader, so moab will be able to read cubit files directly, too (but those are meshed, anyway). So, you can try mbconvert to "convert" a brep model to h5m, or vtk, or what you prefer. h5m files interpreted by FBiGeom in moab can also be "smoothed". Other than that, there is not much difference, except that as you said, they are already meshed (facetted) Iulian 
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