Main Page | Namespace List | Class Hierarchy | Alphabetical List | Class List | Directories | File List | Namespace Members | Class Members | File Members

pcpointjac_helm.hpp

Go to the documentation of this file.
00001 //************************************************************************************//
00002 // Module       : pcpointjac_helm.hpp
00003 // Date         : 7/17/02 (DLR)
00004 // Copyright    : 2002-2006 Copyright University Corporation for Atmospheric
00005 //                Research
00006 // Description  : Encapsulates the methods and data associated with
00007 //                a point Jacobi preconditioner object to be used
00008 //                for preconditioning the Helmholtz operator
00009 // Derived From : none.
00010 // Modifications:
00011 //************************************************************************************//
00012 #if !defined(PCPOINTJAC_HELM_HPP)
00013 #define PCPOINTJAC_HELM_HPP 
00014 #include "linop.hpp"
00015 #include "defquad2d.hpp"
00016 #include "rectquad2d.hpp"
00017 #include "diagop.hpp"
00018 
00019 class PCPointJac_Helm: public LinOp
00020 {
00021 public:
00022                            PCPointJac_Helm();
00023                            PCPointJac_Helm(LinOp *A);
00024                            PCPointJac_Helm(Elem2D *e);
00025 //                         PCPointJac_Helm(const PCPointJac_Helm &);
00026                           ~PCPointJac_Helm();
00027 
00028          GVector           operator*(GVector) ; // Multiply precond by right-vector
00029          void              OpVec_prod(GVector &q, GVector &ret);
00030          GVector          *SetConst(GDOUBLE clc, GDOUBLE cmc);
00031          GVector          *SetConst(GDOUBLE clc, GDOUBLE clc2, GDOUBLE cmc);
00032          GVector          *SetElem(Elem2D *e);
00033          GVector          *Invert();
00034          GVector          *GetDiag();
00035          GVector          *GetiDiag();
00036 
00037          Elem2D            *elem;
00038 
00039 
00040 private:
00041          GBOOL             DefmQuadH();
00042          GBOOL             RectQuadH();
00043          GBOOL             TriangleH();
00044          GBOOL             ComputeOp();
00045 
00046          GINT              N1;     // 1-size
00047          GINT              N2;     // 2-size
00048          GINT              NN;     // 1 X 2 - size
00049          GDOUBLE             lc1;    // Laplacian-multiplicative constant
00050          GDOUBLE             lc2;    // Laplacian-multiplicative constant
00051          GDOUBLE             mc;     // Mass matrix-multiplicative constant
00052          GVector          *H;
00053          GVector          *iH;
00054 
00055 
00056 };
00057 
00058 #endif

Generated on Wed Dec 21 16:00:48 2005 for Geophysics & Astrophysics Spectral Element Adaptive Refinement (GASpAR) 2D Code by  doxygen 1.4.4