1 /* $Id: mat.h,v 1.95 1996/03/04 04:25:29 bsmith Exp bsmith $ */ 2 /* 3 Include file for the matrix component of PETSc 4 */ 5 #ifndef __MAT_PACKAGE 6 #define __MAT_PACKAGE 7 #include "vec.h" 8 9 #define MAT_COOKIE PETSC_COOKIE+5 10 11 typedef struct _Mat* Mat; 12 13 typedef enum { MATSAME=-1, MATSEQDENSE, MATSEQAIJ, MATMPIAIJ, MATSHELL, 14 MATMPIROWBS, MATSEQBDIAG, MATMPIBDIAG, 15 MATMPIDENSE, MATSEQBAIJ } MatType; 16 17 extern int MatCreate(MPI_Comm,int,int,Mat*); 18 extern int MatCreateSeqDense(MPI_Comm,int,int,Scalar*,Mat*); 19 extern int MatCreateMPIDense(MPI_Comm,int,int,int,int,Scalar*,Mat*); 20 extern int MatCreateSeqAIJ(MPI_Comm,int,int,int,int*,Mat*); 21 extern int MatCreateMPIAIJ(MPI_Comm,int,int,int,int,int,int*,int,int*,Mat*); 22 extern int MatCreateMPIRowbs(MPI_Comm,int,int,int,int*,void*,Mat*); 23 extern int MatCreateSeqBDiag(MPI_Comm,int,int,int,int,int*,Scalar**,Mat*); 24 extern int MatCreateMPIBDiag(MPI_Comm,int,int,int,int,int,int*,Scalar**,Mat*); 25 extern int MatCreateSeqBAIJ(MPI_Comm,int,int,int,int,int*,Mat*); 26 27 extern int MatDestroy(Mat); 28 29 extern int MatCreateShell(MPI_Comm,int,int,void *,Mat*); 30 extern int MatShellGetContext(Mat,void **); 31 extern int MatShellSetMult(Mat,int (*)(void*,Vec,Vec)); 32 extern int MatShellSetDestroy(Mat,int (*)(void*)); 33 extern int MatShellSetMultTrans(Mat,int (*)(void*,Vec,Vec)); 34 extern int MatShellSetMultTransAdd(Mat,int (*)(void*,Vec,Vec,Vec)); 35 36 extern int MatPrintHelp(Mat); 37 38 /* ------------------------------------------------------------*/ 39 extern int MatSetValues(Mat,int,int*,int,int*,Scalar*,InsertMode); 40 typedef enum {FLUSH_ASSEMBLY=1,FINAL_ASSEMBLY=0} MatAssemblyType; 41 extern int MatAssemblyBegin(Mat,MatAssemblyType); 42 extern int MatAssemblyEnd(Mat,MatAssemblyType); 43 44 typedef enum {ROW_ORIENTED=1,COLUMN_ORIENTED=2,ROWS_SORTED=4, 45 COLUMNS_SORTED=8,NO_NEW_NONZERO_LOCATIONS=16, 46 YES_NEW_NONZERO_LOCATIONS=32,SYMMETRIC_MATRIX=64, 47 STRUCTURALLY_SYMMETRIC_MATRIX,NO_NEW_DIAGONALS, 48 YES_NEW_DIAGONALS,INODE_LIMIT_1,INODE_LIMIT_2, 49 INODE_LIMIT_3,INODE_LIMIT_4,INODE_LIMIT_5} MatOption; 50 extern int MatSetOption(Mat,MatOption); 51 extern int MatGetType(Mat,MatType*,char**); 52 extern int MatGetFormatFromOptions(MPI_Comm,char*,MatType*,int*); 53 extern int MatGetValues(Mat,int,int*,int,int*,Scalar*); 54 extern int MatGetRow(Mat,int,int *,int **,Scalar**); 55 extern int MatRestoreRow(Mat,int,int *,int **,Scalar**); 56 extern int MatGetCol(Mat,int,int *,int **,Scalar**); 57 extern int MatRestoreCol(Mat,int,int *,int **,Scalar**); 58 extern int MatGetArray(Mat,Scalar **); 59 60 extern int MatMult(Mat,Vec,Vec); 61 extern int MatMultAdd(Mat,Vec,Vec,Vec); 62 extern int MatMultTrans(Mat,Vec,Vec); 63 extern int MatMultTransAdd(Mat,Vec,Vec,Vec); 64 65 extern int MatConvert(Mat,MatType,Mat*); 66 extern int MatCopy(Mat,Mat); 67 extern int MatView(Mat,Viewer); 68 extern int MatLoad(Viewer,MatType,Mat*); 69 70 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType; 71 extern int MatGetInfo(Mat,MatInfoType,int*,int*,int*); 72 extern int MatValidMatrix(Mat,int*); 73 extern int MatGetDiagonal(Mat,Vec); 74 extern int MatTranspose(Mat,Mat*); 75 extern int MatDiagonalScale(Mat,Vec,Vec); 76 extern int MatDiagonalShift(Mat,Vec); 77 extern int MatEqual(Mat,Mat, int*); 78 79 extern int MatNorm(Mat,NormType,double *); 80 extern int MatZeroEntries(Mat); 81 extern int MatZeroRows(Mat,IS,Scalar*); 82 extern int MatZeroColumns(Mat,IS,Scalar*); 83 84 extern int MatGetSize(Mat,int*,int*); 85 extern int MatGetLocalSize(Mat,int*,int*); 86 extern int MatGetOwnershipRange(Mat,int*,int*); 87 88 typedef enum {MAT_INITIAL_MATRIX, MAT_REUSE_MATRIX} MatGetSubMatrixCall; 89 extern int MatGetSubMatrix(Mat,IS,IS,MatGetSubMatrixCall,Mat*); 90 extern int MatGetSubMatrixInPlace(Mat,IS,IS); 91 extern int MatGetSubMatrices(Mat,int,IS *,IS *,MatGetSubMatrixCall,Mat **); 92 extern int MatIncreaseOverlap(Mat,int,IS *,int); 93 94 extern int MatAXPY(Scalar *,Mat,Mat); 95 extern int MatCompress(Mat); 96 97 extern int MatScale(Scalar *,Mat); 98 extern int MatShift(Scalar *,Mat); 99 100 /* Routines unique to particular data structures */ 101 extern int MatBDiagGetData(Mat,int*,int*,int**,int**,Scalar***); 102 103 /* 104 These routines are not usually accessed directly, rather solving is 105 done through the SLES, KSP and PC interfaces. 106 */ 107 108 typedef enum {ORDER_NATURAL=0,ORDER_ND=1,ORDER_1WD=2, 109 ORDER_RCM=3,ORDER_QMD=4,ORDER_APPLICATION_1, 110 ORDER_APPLICATION_2} MatOrdering; 111 extern int MatGetReordering(Mat,MatOrdering,IS*,IS*); 112 extern int MatGetReorderingTypeFromOptions(char *,MatOrdering*); 113 extern int MatReorderForNonzeroDiagonal(Mat,double,IS,IS); 114 extern int MatReorderingRegister(MatOrdering,char*,int (*)(int*,int*,int*,int*,int*)); 115 extern int MatReorderingRegisterAll(); 116 extern int MatReorderingRegisterDestroy(); 117 118 extern int MatLUFactor(Mat,IS,IS,double); 119 extern int MatILUFactor(Mat,IS,IS,double,int); 120 extern int MatCholeskyFactor(Mat,IS,double); 121 extern int MatLUFactorSymbolic(Mat,IS,IS,double,Mat*); 122 extern int MatILUFactorSymbolic(Mat,IS,IS,double,int,Mat*); 123 extern int MatCholeskyFactorSymbolic(Mat,IS,double,Mat*); 124 extern int MatIncompleteCholeskyFactorSymbolic(Mat,IS,double,int,Mat*); 125 extern int MatLUFactorNumeric(Mat,Mat*); 126 extern int MatCholeskyFactorNumeric(Mat,Mat*); 127 128 extern int MatSolve(Mat,Vec,Vec); 129 extern int MatForwardSolve(Mat,Vec,Vec); 130 extern int MatBackwardSolve(Mat,Vec,Vec); 131 extern int MatSolveAdd(Mat,Vec,Vec,Vec); 132 extern int MatSolveTrans(Mat,Vec,Vec); 133 extern int MatSolveTransAdd(Mat,Vec,Vec,Vec); 134 135 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3, 136 SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8, 137 SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16, 138 SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128 139 } MatSORType; 140 extern int MatRelax(Mat,Vec,double,MatSORType,double,int,Vec); 141 142 typedef enum { MAT_GET_DIAGONAL=17 } MatOperation; 143 extern int MatHasOperation(Mat,MatOperation,PetscTruth*); 144 145 /* Not currently supported! 146 #define MAT_SCATTER_COOKIE PETSC_COOKIE+15 147 typedef struct _MatScatter* MatScatter; 148 149 extern int MatScatterBegin(Mat,Mat,InsertMode,MatScatter); 150 extern int MatScatterEnd(Mat,Mat,InsertMode,MatScatter); 151 extern int MatScatterCreate(Mat,IS,IS,Mat,IS,IS,MatScatter*); 152 extern int MatScatterDestroy(MatScatter); 153 */ 154 155 #endif 156 157 158 159