MOAB: Mesh Oriented datABase  (version 5.2.1)
quads_to_tris_driver.cpp
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00001 #include <iostream>
00002 #include <assert.h>
00003 #include "moab/Core.hpp"
00004 #include "quads_to_tris.hpp"
00005 
00006 using namespace moab;
00007 
00008 #define MBI mb_instance()
00009 static Interface* mb_instance();
00010 
00011 // Read a DAGMC-style file of quads and convert it to tris
00012 // Input argument is the input filename.
00013 // Output file will be called input_filename_tris.h5m.
00014 int main( int argc, char** argv )
00015 {
00016 
00017     if( 2 > argc )
00018     {
00019         std::cout << "Need name of input file with quads." << std::endl;
00020         return 0;
00021     }
00022 
00023     // load file from input argument
00024     ErrorCode result;
00025     std::string filename = argv[1];
00026     result               = MBI->load_file( filename.c_str() );
00027     if( MB_SUCCESS != result )
00028     {
00029         std::cout << "Error reading file." << std::endl;
00030         return 1;
00031     }
00032 
00033     result = quads_to_tris( MBI, 0 );
00034     if( MB_SUCCESS != result )
00035     {
00036         std::cout << "Error converting to tris." << std::endl;
00037         return 1;
00038     }
00039 
00040     // Write the file that has been converted from quads to tris.
00041     // Cut off the .h5m
00042     int len1 = filename.length();
00043     filename.erase( len1 - 4 );
00044     std::string filename_new = filename + "_tris.h5m";
00045     result                   = MBI->write_mesh( filename_new.c_str() );
00046     assert( MB_SUCCESS == result );
00047 
00048     return 0;
00049 }
00050 Interface* mb_instance()
00051 {
00052     static Core inst;
00053     return &inst;
00054 }
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