Created
February 19, 2011 03:46
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testing ExtractEntryView
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#include <list> | |
#include <string> | |
#include <math.h> | |
#include "Epetra_ConfigDefs.h" | |
#ifdef HAVE_MPI | |
#include "mpi.h" | |
#include "Epetra_MpiComm.h" | |
#else | |
#include "Epetra_SerialComm.h" | |
#endif | |
#include "Epetra_Map.h" | |
#include "Epetra_BlockMap.h" | |
#include "Epetra_FEVbrMatrix.h" | |
//#include "AztecOO.h" | |
#include <EpetraExt_MatrixMatrix.h> | |
using namespace std; | |
int main(int argc, char *argv[]) | |
{ | |
#ifdef HAVE_MPI | |
MPI_Init(&argc, &argv); | |
Epetra_MpiComm Comm(MPI_COMM_WORLD); | |
#else | |
Epetra_SerialComm Comm; | |
#endif | |
int NSIDE = 1; | |
int NPIX ; | |
int NSTOKES = 3; | |
NPIX = 12. * NSIDE * NSIDE +1; //total pixel size, each pixel is an element which contains 3 floats which are IQU | |
Epetra_BlockMap PixMap(NPIX,NSTOKES,0,Comm); | |
int * PixMyGlobalElements = PixMap.MyGlobalElements(); | |
cout << PixMap << endl; | |
Epetra_FEVbrMatrix invM(Copy, PixMap, 1); | |
int BlockIndices[1]; | |
BlockIndices[0] = 2; | |
int RowDim, NumBlockEntries; | |
int err; | |
Epetra_SerialDenseMatrix Mpp(NSTOKES, NSTOKES); | |
Mpp[0][0] = 1.; | |
cout << Mpp << endl; | |
Epetra_SerialDenseMatrix * Zero; | |
for( int i=0 ; i<PixMap.NumMyElements(); ++i ) { //loop on local pixel | |
BlockIndices[0] = PixMyGlobalElements[i]; | |
Zero = new Epetra_SerialDenseMatrix(NSTOKES, NSTOKES); | |
invM.BeginInsertGlobalValues(BlockIndices[0], 1, BlockIndices); | |
err = invM.SubmitBlockEntry(Zero->A(), Zero->LDA(), NSTOKES, NSTOKES); | |
if (err != 0) { | |
cout << "PID:" << Comm.MyPID() << "Error in inserting init zero values in M, error code:" << err << endl; | |
} | |
err = invM.EndSubmitEntries(); | |
} | |
BlockIndices[0] = 2; | |
cout << invM << endl; | |
int NumHits = 2*Comm.MyPID() + 5; | |
for( int i=0 ; i<NumHits; ++i ) { //loop on local pointing | |
invM.BeginSumIntoGlobalValues(BlockIndices[0], 1, BlockIndices); | |
err = invM.SubmitBlockEntry(Mpp.A(), Mpp.LDA(), NSTOKES, NSTOKES); //FIXME check order | |
if (err != 0) { | |
cout << "PID:" << Comm.MyPID() << "Error in inserting values in M, error code:" << err << endl; | |
} | |
err = invM.EndSubmitEntries(); | |
if (err != 0) { | |
cout << "PID:" << Comm.MyPID() << " LocalRow[i]:" << i << " Error in ending submit entries in M, error code:" << err << endl; | |
} | |
} | |
invM.GlobalAssemble(); | |
cout << invM << endl; | |
if (Comm.MyPID() == 0) { | |
Epetra_SerialDenseMatrix * blockM; | |
int * BlockIndicesBlock; | |
invM.BeginExtractMyBlockRowView(2, RowDim, NumBlockEntries, BlockIndicesBlock); | |
invM.ExtractEntryView(blockM); | |
cout << *blockM << endl; | |
cout << "*blockM[0][0]" << endl; | |
cout << *blockM[0][0] << endl; | |
cout << "*blockM[0][1]" << endl; | |
cout << *blockM[0][1] << endl; | |
cout << "*blockM[1][1]" << endl; | |
cout << *blockM[1][1] << endl; | |
} | |
#ifdef HAVE_MPI | |
MPI_Finalize(); | |
#endif | |
return(0); | |
}; |
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When I extract the view I cannot access the second row or column of the SerialDenseMatrix:
Epetra::SerialDenseMatrix
Data access mode: Copy
A_Copied: yes
Rows(M): 3
Columns(N): 3
LDA: 3
12 0 0
0 0 0
0 0 0
*blockM[0][0]
12
*blockM[0][1]
0
*blockM[1][1]
_pmii_daemon(SIGCHLD): [NID 06232] PE 0 exit signal Segmentation fault