1 /* 2 Include file for the matrix component of PETSc 3 */ 4 #ifndef __MAT 5 #define __MAT 6 #include "vec.h" 7 8 typedef struct _Mat* Mat; 9 typedef struct _MatScatterCtx* MatScatterCtx; 10 11 12 extern int MatCreateSequentialDense(int,int,Mat*); 13 extern int MatCreateSequentialAIJ(int,int,int,int *,Mat*); 14 15 #if defined(USING_MPI) 16 extern int MatCreateMPIAIJ(MPI_Comm,int,int,int,int,int,int*,int,int*,Mat*); 17 #endif 18 19 extern int MatShellCreate(int,int,void *,Mat*); 20 extern int MatShellSetMult(Mat,int (*)(void*,Vec,Vec)); 21 extern int MatShellSetMultTrans(Mat,int (*)(void*,Vec,Vec)); 22 23 24 /* ------------------------------------------------------------*/ 25 extern int MatValidMatrix(Mat); 26 27 extern int MatInsertValues(Mat,Scalar*,int,int*,int,int*); 28 extern int MatAddValues(Mat,Scalar*,int,int*,int,int*); 29 extern int MatBeginAssembly(Mat); 30 extern int MatEndAssembly(Mat); 31 extern int MatSetInsertOption(Mat,int); 32 #define ROW_ORIENTED 1 33 #define COLUMN_ORIENTED 2 34 #define ROWS_SORTED 3 35 #define COLUMNS_SORTED 4 36 #define NO_NEW_NONZERO_LOCATIONS 5 37 #define YES_NEW_NONZERO_LOCATIONS 6 38 39 extern int MatGetValues(Mat,Scalar*,int,int*,int,int*); 40 extern int MatGetRow(Mat,int,int *,int **,Scalar**); 41 extern int MatRestoreRow(Mat,int,int *,int **,Scalar**); 42 extern int MatGetCol(Mat,int,int *,int **,Scalar**); 43 extern int MatRestoreCol(Mat,int,int *,int **,Scalar**); 44 45 extern int MatMult(Mat,Vec,Vec); 46 extern int MatMultAdd(Mat,Vec,Vec,Vec); 47 extern int MatMultTrans(Mat,Vec,Vec); 48 extern int MatMultTransAdd(Mat,Vec,Vec,Vec); 49 50 #define ORDER_NATURAL 0 51 #define ORDER_ND 1 52 #define ORDER_1WD 2 53 #define ORDER_RCM 3 54 #define ORDER_QMD 4 55 extern int MatGetReordering(Mat,int,IS*,IS*); 56 57 extern int MatLUFactor(Mat,IS,IS); 58 extern int MatCholeskyFactor(Mat,IS); 59 extern int MatLUFactorSymbolic(Mat,IS,IS,Mat*); 60 extern int MatCholeskyFactorSymbolic(Mat,IS,Mat*); 61 extern int MatLUFactorNumeric(Mat,Mat); 62 extern int MatCholeskyFactorNumeric(Mat,Mat); 63 64 extern int MatSolve(Mat,Vec,Vec); 65 extern int MatSolveAdd(Mat,Vec,Vec,Vec); 66 extern int MatSolveTran(Mat,Vec,Vec); 67 extern int MatSolveTranAdd(Mat,Vec,Vec,Vec); 68 69 #define SOR_FORWARD_SWEEP 1 70 #define SOR_BACKWARD_SWEEP 2 71 #define SOR_SYMMETRIC_SWEEP 3 72 #define SOR_ZERO_INITIAL_GUESS 4 73 extern int MatRelax(Mat,Vec,double,int,IS,int,Vec); 74 75 extern int MatCopy(Mat,Mat*); 76 extern int MatView(Mat,Viewer); 77 #include <stdio.h> 78 extern int MatPrintMatlab(Mat,FILE*,char *); 79 extern int MatNonZeros(Mat,int*); 80 extern int MatMemoryUsed(Mat,int*); 81 extern int MatGetDiagonal(Mat,Vec); 82 extern int MatTranspose(Mat); 83 extern int MatScale(Mat,Vec,Vec); 84 extern int MatShrink(Mat,int,int*,int,int*); 85 extern int MatEqual(Mat,Mat); 86 extern int MatScatterBegin(Mat,IS,IS,Mat,IS,IS,MatScatterCtx*); 87 extern int MatScatterEnd(Mat,IS,IS,Mat,IS,IS,MatScatterCtx*); 88 extern int MatScatterAddBegin(Mat,IS,IS,Mat,IS,IS,MatScatterCtx*); 89 extern int MatScatterAddEnd(Mat,IS,IS,Mat,IS,IS,MatScatterCtx*); 90 extern int MatReOrder(Mat,IS,IS); 91 92 #define NORM_1 1 93 #define NORM_2 2 94 #define NORM_FROBENIUS 3 95 #define NORM_INFINITY 4 96 extern int MatNorm(Mat,int,double *); 97 98 extern int MatZeroEntries(Mat); 99 extern int MatZeroRows(Mat); 100 101 extern int MatCompress(Mat); 102 extern int MatDestroy(Mat); 103 104 extern int MatCreateInitialMatrix(int,int,Mat*); 105 106 107 108 #endif 109 110 111