xref: /petsc/include/petscmat.h (revision b9fa9cd00acd5827c9866f4329ced14637d43fca)
1 /* $Id: mat.h,v 1.47 1995/07/29 04:32:25 curfman 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 #define MAT_SCATTER_COOKIE PETSC_COOKIE+15
11 
12 typedef struct _Mat*           Mat;
13 typedef struct _MatScatterCtx* MatScatterCtx;
14 
15 typedef enum { MATSAME=-1, MATDENSE, MATAIJ, MATMPIAIJ, MATSHELL, MATROW,
16                MATMPIROW, MATMPIROW_BS, MATBDIAG, MATMPIBDIAG } MatType;
17 
18 extern int MatCreateSequentialDense(MPI_Comm,int,int,Mat*);
19 extern int MatCreateSequentialAIJ(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 MatCreateSequentialRow(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 MatCreateSequentialBDiag(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} MatOption;
47 
48 extern int MatSetOption(Mat,MatOption);
49 extern int MatGetType(Mat,MatType*);
50 extern int MatGetName(Mat,char**);
51 extern int MatGetValues(Mat,int,int*,int,int*,Scalar*);
52 extern int MatGetRow(Mat,int,int *,int **,Scalar**);
53 extern int MatRestoreRow(Mat,int,int *,int **,Scalar**);
54 extern int MatGetCol(Mat,int,int *,int **,Scalar**);
55 extern int MatRestoreCol(Mat,int,int *,int **,Scalar**);
56 extern int MatGetArray(Mat,Scalar **);
57 extern int MatMult(Mat,Vec,Vec);
58 extern int MatMultAdd(Mat,Vec,Vec,Vec);
59 extern int MatMultTrans(Mat,Vec,Vec);
60 extern int MatMultTransAdd(Mat,Vec,Vec,Vec);
61 
62 typedef enum {ORDER_DATABASE=-1,ORDER_NATURAL=0,ORDER_ND=1,ORDER_1WD=2,
63               ORDER_RCM=3,ORDER_QMD=4} MatOrdering;
64 
65 extern int MatGetReordering(Mat,MatOrdering,IS*,IS*);
66 extern int MatReorderForNonzeroDiagonal(Mat,double,IS,IS);
67 
68 extern int MatLUFactor(Mat,IS,IS,double);
69 extern int MatCholeskyFactor(Mat,IS,double);
70 extern int MatLUFactorSymbolic(Mat,IS,IS,double,Mat*);
71 extern int MatILUFactorSymbolic(Mat,IS,IS,double,int,Mat*);
72 extern int MatCholeskyFactorSymbolic(Mat,IS,double,Mat*);
73 extern int MatIncompleteCholeskyFactorSymbolic(Mat,IS,double,int,Mat*);
74 extern int MatLUFactorNumeric(Mat,Mat*);
75 extern int MatCholeskyFactorNumeric(Mat,Mat*);
76 
77 extern int MatSolve(Mat,Vec,Vec);
78 extern int MatForwardSolve(Mat,Vec,Vec);
79 extern int MatBackwardSolve(Mat,Vec,Vec);
80 extern int MatSolveAdd(Mat,Vec,Vec,Vec);
81 extern int MatSolveTrans(Mat,Vec,Vec);
82 extern int MatSolveTransAdd(Mat,Vec,Vec,Vec);
83 
84 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3,
85               SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8,
86               SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16,
87               SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128
88               } MatSORType;
89 
90 extern int MatRelax(Mat,Vec,double,MatSORType,double,int,Vec);
91 
92 extern int MatConvert(Mat,MatType,Mat*);
93 extern int MatView(Mat,Viewer);
94 #include <stdio.h>
95 
96 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType;
97 
98 extern int MatGetInfo(Mat,MatInfoType,int*,int*,int*);
99 extern int MatGetDiagonal(Mat,Vec);
100 extern int MatTranspose(Mat,Mat*);
101 extern int MatScale(Mat,Vec,Vec);
102 extern int MatEqual(Mat,Mat);
103 extern int MatScatterBegin(Mat,Mat,InsertMode,MatScatterCtx);
104 extern int MatScatterEnd(Mat,Mat,InsertMode,MatScatterCtx);
105 extern int MatScatterCtxCreate(Mat,IS,IS,Mat,IS,IS,MatScatterCtx*);
106 extern int MatScatterCtxDestroy(MatScatterCtx);
107 
108 typedef enum {NORM_1=1,NORM_2=2,NORM_FROBENIUS=3,NORM_INFINITY=4} MatNormType;
109 extern int MatNorm(Mat,MatNormType,double *);
110 
111 extern int MatZeroEntries(Mat);
112 extern int MatZeroRows(Mat,IS,Scalar*);
113 extern int MatZeroColumns(Mat,IS,Scalar*);
114 
115 extern int MatDestroy(Mat);
116 
117 extern int MatGetSize(Mat,int*,int*);
118 extern int MatGetLocalSize(Mat,int*,int*);
119 extern int MatGetOwnershipRange(Mat,int*,int*);
120 
121 extern int MatCreate(MPI_Comm,int,int,Mat*);
122 
123 extern int MatGetSubMatrix(Mat,IS,IS,Mat*);
124 extern int MatGetSubMatrixInPlace(Mat,IS,IS);
125 
126 extern int MatAXPY(Scalar *,Mat,Mat);
127 
128 /* Routines unique to particular data structures */
129 extern int MatBDiagGetData(Mat,int*,int*,int**,int**,Scalar***);
130 
131 #endif
132 
133 
134 
135