PetscIterativeSolver.h Source File

00001 /* OOQP                                                               *
00002  * Authors: E. Michael Gertz, Stephen J. Wright                       *
00003  * (C) 2001 University of Chicago. See Copyright Notification in OOQP */
00004 
00005 #ifndef PETSCITERATIVESOLVER_H
00006 #define PETSCITERATIVESOLVER_H
00007 
00008 #include "DoubleLinearSolver.h"
00009 #include "PetscSpSymMatrixHandle.h"
00010 #include "PetscSparseStorageHandle.h"
00011 #include "petscsles.h"
00012 
00013 class PetscIterativeSolver : public DoubleLinearSolver {
00014 protected:
00015   SLES sles;
00016   int deleteSLES;
00017   int cits;
00018   Vec x;
00019   PetscVectorHandle hx;
00020   PetscSparseStorageHandle mStorage;
00021 public:
00022   PetscIterativeSolver( PetscSpSymMatrix * Mat,
00023                         KSPType ksptype, PCType pctype );
00024   PetscIterativeSolver( PetscSpSymMatrix * Mat, SLES sles_ );
00025 
00026   int totalLinearIterations() { return cits; };
00027   virtual void diagonalChanged( int idiag, int extent );
00028   virtual void matrixChanged();
00029   virtual void solve ( OoqpVector&  x );
00030   SLES getSLES() { return sles; }; 
00031   virtual ~PetscIterativeSolver();
00032 };
00033 
00034 #endif