DENDRO: /net/www/csela/dendro/releases/Dendro/include/pc/blockDiag.h Source File

00001 
00009 #ifndef _BLOCKDIAG_H_
00010 #define _BLOCKDIAG_H_
00011 
00012 #include "petscpc.h"
00013 #include "petscvec.h"
00014 
00015 namespace ot {
00016 
00024   typedef struct {
00025     unsigned int dof;
00026     unsigned int nodeSize;
00027     double **invBlockDiagEntries;
00028   } PC_BlockDiag;
00029 
00030   PetscErrorCode PCSetUp_BlockDiag(PC pc);
00031 
00032   PetscErrorCode PCApply_BlockDiag(PC pc, Vec x, Vec y);
00033 
00034   PetscErrorCode PCDestroy_BlockDiag(PC pc);
00035 
00036   PetscErrorCode PCSetFromOptions_BlockDiag(PC pc);
00037 
00038   PetscErrorCode PCCreate_BlockDiag(PC pc);
00039 
00040 } //end namespace 
00041 
00042 #endif
00043