FEI Version of the Day
fei_set_dof_mappings.hpp
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00004 //             FEI: Finite Element Interface to Linear Solvers
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00041 */
00042 
00043 
00044 #ifndef _fei_set_dof_mappings_hpp_
00045 #define _fei_set_dof_mappings_hpp_
00046 
00047 #include <fei_macros.hpp>
00048 
00049 #include <fei_DofMapper.hpp>
00050 
00051 namespace fei {
00052 
00053 template<class LocalOrdinal,class GlobalOrdinal,class DofOrder>
00054 void set_dof_mappings(GlobalOrdinal first_index,
00055                       fei::DofMapper<LocalOrdinal,GlobalOrdinal,DofOrder>& dof_mapper)
00056 {
00057   typedef typename fei::DofMapper<LocalOrdinal,GlobalOrdinal,DofOrder>::DofMap DofMap;
00058   typedef typename fei::DofMapper<LocalOrdinal,GlobalOrdinal,DofOrder>::IdxMap IdxMap;
00059 
00060   typename DofMap::iterator
00061     d_iter = dof_mapper.begin_dof(), d_end = dof_mapper.end_dof();
00062 
00063   IdxMap& idxmap = dof_mapper.get_idx_dof_map();
00064 
00065   GlobalOrdinal index = first_index;
00066   for(; d_iter != d_end; ++d_iter) {
00067     LocalOrdinal fieldsize = dof_mapper.getFieldSize(d_iter->first.field());
00068     d_iter->second = index;
00069     idxmap.insert(std::make_pair(index, &(d_iter->first)));
00070     index += fieldsize;
00071   }
00072   dof_mapper.set_maps_are_valid(true);
00073 }
00074 
00075 }//namespace fei
00076 
00077 #endif
00078 
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