/usr/include/LLNL_FEI_Matrix.h is in libhypre-dev 2.4.0b-7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 | /*BHEADER**********************************************************************
* Copyright (c) 2008, Lawrence Livermore National Security, LLC.
* Produced at the Lawrence Livermore National Laboratory.
* This file is part of HYPRE. See file COPYRIGHT for details.
*
* HYPRE is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License (as published by the Free
* Software Foundation) version 2.1 dated February 1999.
*
* $Revision: 2.6 $
***********************************************************************EHEADER*/
/***************************************************************************
Module: LLNL_FEI_Matrix.h
Purpose: custom implementation of the FEI/Matrix
***************************************************************************/
#ifndef _LLNL_FEI_MATRIX_H_
#define _LLNL_FEI_MATRIX_H_
#include "_hypre_utilities.h"
#include "HYPRE.h"
/**************************************************************************
definition of the class to capture the FEI matrix information
---------------------------------------------------------------------------*/
class LLNL_FEI_Matrix
{
MPI_Comm mpiComm_;
int mypid_;
int outputLevel_;
int localNRows_;
int nConstraints_;
int extNRows_;
int *constrEqns_;
int *globalEqnOffsets_;
int *globalCROffsets_;
int *extColMap_;
int *diagIA_;
int *diagJA_;
double *diagAA_;
int *offdIA_;
int *offdJA_;
double *offdAA_;
double *diagonal_;
int nRecvs_;
int *recvLengs_;
int *recvProcs_;
int *recvProcIndices_;
double *dRecvBufs_;
double *dExtBufs_;
int nSends_;
int *sendLengs_;
int *sendProcs_;
int *sendProcIndices_;
double *dSendBufs_;
MPI_Request *mpiRequests_;
int FLAG_PrintMatrix_;
int FLAG_MatrixOverlap_;
public :
LLNL_FEI_Matrix(MPI_Comm comm);
~LLNL_FEI_Matrix();
int parameters(int numParams, char **paramString);
int resetMatrix(double s);
int setMatrix(int nRows, int *diagIA, int *diagJA, double *diagAA,
int nExtRows, int *colMap, int *offdIA, int *offdJA,
double *offdAA, double *diagonal, int *eqnOffsets,
int *crOffsets);
int setCommPattern(int nRecvs, int *recvLengs, int *recvProcs,
int *recvProcIndices, int nSends, int *sendLengs,
int *sendProcs, int *sendProcIndices);
int setComplete();
int setConstraints(int nConstraints, int *constEqns);
int residualNorm(int whichNorm, double *solnVector, double *rhsVector,
double* norms);
int getNumLocalRows() {return localNRows_;}
int getNumExtRows() {return extNRows_;}
int *getEqnOffsets() {return globalEqnOffsets_;}
double *getMatrixDiagonal() {return diagonal_;}
int getLocalMatrix(int *nrows, int **ia, int **ja, double **aa)
{(*nrows) = localNRows_; (*ia) = diagIA_;
(*ja) = diagJA_; (*aa) = diagAA_; return 0; }
int getExtMatrix(int *nrows, int **ia, int **ja, double **aa, int **map)
{(*nrows) = extNRows_; (*ia) = offdIA_;
(*ja) = offdJA_; (*aa) = offdAA_;
(*map) = extColMap_; return 0; }
void matvec(double *x, double *y);
private:
void scatterDData(double *x);
void gatherAddDData(double *x);
void printMatrix();
void matMult(int ANRows, int ANCols, int *AIA, int *AJA, double *AAA,
int BNRows, int BNCols, int *BIA, int *BJA, double *BAA,
int *DNRows, int *DNCols, int **DIA, int **DJA, double **DAA);
void exchangeSubMatrices();
int BinarySearch2(int *list, int start, int lsize, int ind);
void IntSort(int *list1, int start, int theEnd);
void IntSort2(int *list1, int *list2, int start, int theEnd);
void IntSort2a(int *list1, double *list2, int start, int theEnd);
};
#endif /* endif for _LLNL_FEI_MATRIX_H_ */
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