xref: /petsc/include/petscmat.h (revision a703fe332e8dbffda8e152a45ef88862202e61cd)
1 /* $Id: mat.h,v 1.67 1995/10/11 20:59:57 curfman Exp curfman $ */
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 #define MAT_SCATTER_COOKIE PETSC_COOKIE+15
11 
12 typedef struct _Mat*           Mat;
13 typedef struct _MatScatterCtx* MatScatterCtx;
14 
15 typedef enum { MATSAME=-1, MATSEQDENSE, MATSEQAIJ, MATMPIAIJ, MATSHELL, MATSEQROW,
16                MATMPIROW, MATMPIROWBS, MATSEQBDIAG, MATMPIBDIAG } MatType;
17 
18 extern int MatCreateSeqDense(MPI_Comm,int,int,Mat*);
19 extern int MatCreateSeqAIJ(MPI_Comm,int,int,int,int *,Mat*);
20 extern int MatCreateMPIAIJ(MPI_Comm,int,int,int,int,int,int*,int,int*,Mat*);
21 extern int MatCreateSeqRow(MPI_Comm,int,int,int,int *,Mat*);
22 extern int MatCreateMPIRow(MPI_Comm,int,int,int,int,int,int*,int,int*,Mat*);
23 extern int MatCreateMPIRowbs(MPI_Comm,int,int,int,int*,void*,Mat*);
24 extern int MatCreateSeqBDiag(MPI_Comm,int,int,int,int,int*,
25                                     Scalar**,Mat*);
26 extern int MatCreateMPIBDiag(MPI_Comm,int,int,int,int,int,int*,
27                                     Scalar**,Mat*);
28 
29 extern int MatShellCreate(MPI_Comm,int,int,void *,Mat*);
30 extern int MatShellSetMult(Mat,int (*)(void*,Vec,Vec));
31 extern int MatShellSetDestroy(Mat,int (*)(void*));
32 extern int MatShellSetMultTrans(Mat,int (*)(void*,Vec,Vec));
33 extern int MatShellSetMultTransAdd(Mat,int (*)(void*,Vec,Vec,Vec));
34 
35 /* ------------------------------------------------------------*/
36 extern int  MatValidMatrix(Mat);
37 
38 typedef enum {FLUSH_ASSEMBLY=1,FINAL_ASSEMBLY=0} MatAssemblyType;
39 
40 extern int MatSetValues(Mat,int,int*,int,int*,Scalar*,InsertMode);
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} MatOption;
49 
50 extern int MatSetOption(Mat,MatOption);
51 extern int MatGetType(Mat,MatType*);
52 extern int MatGetName(Mat,char**);
53 extern int MatGetFormatFromOptions(MPI_Comm,MatType*,int*);
54 extern int MatGetValues(Mat,int,int*,int,int*,Scalar*);
55 extern int MatGetRow(Mat,int,int *,int **,Scalar**);
56 extern int MatRestoreRow(Mat,int,int *,int **,Scalar**);
57 extern int MatGetCol(Mat,int,int *,int **,Scalar**);
58 extern int MatRestoreCol(Mat,int,int *,int **,Scalar**);
59 extern int MatGetArray(Mat,Scalar **);
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 typedef enum {ORDER_NATURAL=0,ORDER_ND=1,ORDER_1WD=2,
66               ORDER_RCM=3,ORDER_QMD=4,ORDER_APPLICATION_1,
67               ORDER_APPLICATION_2} MatOrdering;
68 
69 extern int MatGetReordering(Mat,MatOrdering,IS*,IS*);
70 extern int MatGetReorderingTypeFromOptions(char *,MatOrdering*);
71 extern int MatReorderForNonzeroDiagonal(Mat,double,IS,IS);
72 extern int MatReorderingRegister(MatOrdering,char*,
73                      int (*)(int*,int*,int*,int*,int*));
74 extern int MatReorderingRegisterAll();
75 extern int MatReorderingRegisterDestroy();
76 
77 extern int MatLUFactor(Mat,IS,IS,double);
78 extern int MatILUFactor(Mat,IS,IS,double,int);
79 extern int MatCholeskyFactor(Mat,IS,double);
80 extern int MatLUFactorSymbolic(Mat,IS,IS,double,Mat*);
81 extern int MatILUFactorSymbolic(Mat,IS,IS,double,int,Mat*);
82 extern int MatCholeskyFactorSymbolic(Mat,IS,double,Mat*);
83 extern int MatIncompleteCholeskyFactorSymbolic(Mat,IS,double,int,Mat*);
84 extern int MatLUFactorNumeric(Mat,Mat*);
85 extern int MatCholeskyFactorNumeric(Mat,Mat*);
86 
87 extern int MatSolve(Mat,Vec,Vec);
88 extern int MatForwardSolve(Mat,Vec,Vec);
89 extern int MatBackwardSolve(Mat,Vec,Vec);
90 extern int MatSolveAdd(Mat,Vec,Vec,Vec);
91 extern int MatSolveTrans(Mat,Vec,Vec);
92 extern int MatSolveTransAdd(Mat,Vec,Vec,Vec);
93 
94 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3,
95               SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8,
96               SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16,
97               SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128
98               } MatSORType;
99 
100 extern int MatRelax(Mat,Vec,double,MatSORType,double,int,Vec);
101 
102 extern int MatConvert(Mat,MatType,Mat*);
103 extern int MatView(Mat,Viewer);
104 extern int MatLoad(Viewer,MatType,Mat*);
105 
106 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType;
107 
108 extern int MatGetInfo(Mat,MatInfoType,int*,int*,int*);
109 extern int MatGetDiagonal(Mat,Vec);
110 extern int MatTranspose(Mat,Mat*);
111 extern int MatScale(Mat,Vec,Vec);
112 extern int MatEqual(Mat,Mat);
113 extern int MatScatterBegin(Mat,Mat,InsertMode,MatScatterCtx);
114 extern int MatScatterEnd(Mat,Mat,InsertMode,MatScatterCtx);
115 extern int MatScatterCtxCreate(Mat,IS,IS,Mat,IS,IS,MatScatterCtx*);
116 extern int MatScatterCtxDestroy(MatScatterCtx);
117 
118 typedef enum {NORM_1=1,NORM_2=2,NORM_FROBENIUS=3,NORM_INFINITY=4} MatNormType;
119 extern int MatNorm(Mat,MatNormType,double *);
120 
121 extern int MatZeroEntries(Mat);
122 extern int MatZeroRows(Mat,IS,Scalar*);
123 extern int MatZeroColumns(Mat,IS,Scalar*);
124 
125 extern int MatDestroy(Mat);
126 
127 extern int MatGetSize(Mat,int*,int*);
128 extern int MatGetLocalSize(Mat,int*,int*);
129 extern int MatGetOwnershipRange(Mat,int*,int*);
130 
131 extern int MatCreate(MPI_Comm,int,int,Mat*);
132 
133 extern int MatGetSubMatrix(Mat,IS,IS,Mat*);
134 extern int MatGetSubMatrixInPlace(Mat,IS,IS);
135 
136 extern int MatAXPY(Scalar *,Mat,Mat);
137 extern int MatCompress(Mat);
138 
139 /* Routines unique to particular data structures */
140 extern int MatBDiagGetData(Mat,int*,int*,int**,int**,Scalar***);
141 
142 #endif
143 
144 
145 
146