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fei_DirichletBCManager.hpp
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00004 //             FEI: Finite Element Interface to Linear Solvers
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00042 
00043 #ifndef _fei_DirichletBCManager_hpp_
00044 #define _fei_DirichletBCManager_hpp_
00045 
00046 
00047 #include <fei_DirichletBCRecord.hpp>
00048 #include <SNL_FEI_Structure.hpp>
00049 #include <fei_VectorSpace.hpp>
00050 
00051 #include <fei_Pool_alloc.hpp>
00052 #include <map>
00053 
00054 class NodeDatabase;
00055 class EqnBuffer;
00056 
00057 namespace fei {
00058 class Matrix;
00059 
00060 class DirichletBCManager {
00061  public:
00062   DirichletBCManager(SNL_FEI_Structure* structure)
00063    : structure_(structure), vecSpace_() {}
00064 
00065   DirichletBCManager(fei::SharedPtr<fei::VectorSpace> vecspace)
00066    : structure_(NULL), vecSpace_(vecspace) {}
00067 
00068   ~DirichletBCManager(){}
00069 
00070   void addBCRecords(int numBCs,
00071                     int IDType,
00072                     int fieldID,
00073                     int offsetIntoField,
00074                     const int* IDs,
00075                     const double* prescribedValues);
00076 
00077   void addBCRecords(int numBCs,
00078                     int IDType,
00079                     int fieldID,
00080                     const int* IDs,
00081                     const int* offsetsIntoField,
00082                     const double* prescribedValues);
00083 
00084   int finalizeBCEqns(fei::Matrix& matrix,
00085                      bool throw_if_bc_slave_conflict=false);
00086 
00087   int finalizeBCEqns(EqnBuffer& bcEqns);
00088 
00089   size_t getNumBCRecords() const;
00090 
00091   void clearAllBCs();
00092 
00093  private:
00094   int getEqnNumber(int IDType, int ID, int fieldID, int offsetIntoField);
00095 
00096   SNL_FEI_Structure* structure_;
00097   fei::SharedPtr<fei::VectorSpace> vecSpace_;
00098 
00099   typedef std::map<int,double,std::less<int>,
00100             fei_Pool_alloc<std::pair<const int, double> > > bc_map;
00101   bc_map bcs_;
00102 };//class DirichletBCManager
00103 }//namespace fei
00104 #endif
00105 
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