xref: /petsc/include/petscmat.h (revision b4fd42875b350b60e141cbdf895ae7195e067e9f)
1 /* $Id: mat.h,v 1.79 1995/12/15 23:15:18 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, MATSEQDENSE, MATSEQAIJ, MATMPIAIJ, MATSHELL,
16                MATSEQROW, MATMPIROW, MATMPIROWBS, MATSEQBDIAG, MATMPIBDIAG,
17                MATMPIDENSE } MatType;
18 
19 extern int MatCreateSeqDense(MPI_Comm,int,int,Scalar*,Mat*);
20 extern int MatCreateMPIDense(MPI_Comm,int,int,int,int,Scalar*,Mat*);
21 extern int MatCreateSeqAIJ(MPI_Comm,int,int,int,int*,Mat*);
22 extern int MatCreateMPIAIJ(MPI_Comm,int,int,int,int,int,int*,int,int*,Mat*);
23 extern int MatCreateSeqRow(MPI_Comm,int,int,int,int*,Mat*);
24 extern int MatCreateMPIRow(MPI_Comm,int,int,int,int,int,int*,int,int*,Mat*);
25 extern int MatCreateMPIRowbs(MPI_Comm,int,int,int,int*,void*,Mat*);
26 extern int MatCreateSeqBDiag(MPI_Comm,int,int,int,int,int*,Scalar**,Mat*);
27 extern int MatCreateMPIBDiag(MPI_Comm,int,int,int,int,int,int*,Scalar**,Mat*);
28 
29 extern int MatShellCreate(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 /* ------------------------------------------------------------*/
37 extern int  MatValidMatrix(Mat);
38 
39 typedef enum {FLUSH_ASSEMBLY=1,FINAL_ASSEMBLY=0} MatAssemblyType;
40 
41 extern int MatSetValues(Mat,int,int*,int,int*,Scalar*,InsertMode);
42 extern int MatAssemblyBegin(Mat,MatAssemblyType);
43 extern int MatAssemblyEnd(Mat,MatAssemblyType);
44 
45 typedef enum {ROW_ORIENTED=1,COLUMN_ORIENTED=2,ROWS_SORTED=4,
46               COLUMNS_SORTED=8,NO_NEW_NONZERO_LOCATIONS=16,
47               YES_NEW_NONZERO_LOCATIONS=32,SYMMETRIC_MATRIX=64,
48               STRUCTURALLY_SYMMETRIC_MATRIX,NO_NEW_DIAGONALS,
49               YES_NEW_DIAGONALS,INODE_LIMIT_1,INODE_LIMIT_2,
50               INODE_LIMIT_3,INODE_LIMIT_4,INODE_LIMIT_5} MatOption;
51 
52 extern int MatSetOption(Mat,MatOption);
53 extern int MatGetType(Mat,MatType*);
54 extern int MatGetName(Mat,char**);
55 extern int MatGetFormatFromOptions(MPI_Comm,char*,MatType*,int*);
56 extern int MatGetValues(Mat,int,int*,int,int*,Scalar*);
57 extern int MatGetRow(Mat,int,int *,int **,Scalar**);
58 extern int MatRestoreRow(Mat,int,int *,int **,Scalar**);
59 extern int MatGetCol(Mat,int,int *,int **,Scalar**);
60 extern int MatRestoreCol(Mat,int,int *,int **,Scalar**);
61 extern int MatGetArray(Mat,Scalar **);
62 extern int MatMult(Mat,Vec,Vec);
63 extern int MatMultAdd(Mat,Vec,Vec,Vec);
64 extern int MatMultTrans(Mat,Vec,Vec);
65 extern int MatMultTransAdd(Mat,Vec,Vec,Vec);
66 
67 typedef enum {ORDER_NATURAL=0,ORDER_ND=1,ORDER_1WD=2,
68               ORDER_RCM=3,ORDER_QMD=4,ORDER_APPLICATION_1,
69               ORDER_APPLICATION_2} MatOrdering;
70 
71 extern int MatGetReordering(Mat,MatOrdering,IS*,IS*);
72 extern int MatGetReorderingTypeFromOptions(char *,MatOrdering*);
73 extern int MatReorderForNonzeroDiagonal(Mat,double,IS,IS);
74 extern int MatReorderingRegister(MatOrdering,char*,int (*)(int*,int*,int*,int*,int*));
75 extern int MatReorderingRegisterAll();
76 extern int MatReorderingRegisterDestroy();
77 
78 extern int MatLUFactor(Mat,IS,IS,double);
79 extern int MatILUFactor(Mat,IS,IS,double,int);
80 extern int MatCholeskyFactor(Mat,IS,double);
81 extern int MatLUFactorSymbolic(Mat,IS,IS,double,Mat*);
82 extern int MatILUFactorSymbolic(Mat,IS,IS,double,int,Mat*);
83 extern int MatCholeskyFactorSymbolic(Mat,IS,double,Mat*);
84 extern int MatIncompleteCholeskyFactorSymbolic(Mat,IS,double,int,Mat*);
85 extern int MatLUFactorNumeric(Mat,Mat*);
86 extern int MatCholeskyFactorNumeric(Mat,Mat*);
87 
88 extern int MatSolve(Mat,Vec,Vec);
89 extern int MatForwardSolve(Mat,Vec,Vec);
90 extern int MatBackwardSolve(Mat,Vec,Vec);
91 extern int MatSolveAdd(Mat,Vec,Vec,Vec);
92 extern int MatSolveTrans(Mat,Vec,Vec);
93 extern int MatSolveTransAdd(Mat,Vec,Vec,Vec);
94 
95 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3,
96               SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8,
97               SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16,
98               SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128
99               } MatSORType;
100 
101 extern int MatRelax(Mat,Vec,double,MatSORType,double,int,Vec);
102 
103 extern int MatConvert(Mat,MatType,Mat*);
104 extern int MatView(Mat,Viewer);
105 extern int MatLoad(Viewer,MatType,Mat*);
106 
107 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType;
108 
109 extern int MatGetInfo(Mat,MatInfoType,int*,int*,int*);
110 extern int MatGetDiagonal(Mat,Vec);
111 extern int MatTranspose(Mat,Mat*);
112 extern int MatScale(Mat,Vec,Vec);
113 extern int MatEqual(Mat,Mat);
114 extern int MatScatterBegin(Mat,Mat,InsertMode,MatScatterCtx);
115 extern int MatScatterEnd(Mat,Mat,InsertMode,MatScatterCtx);
116 extern int MatScatterCtxCreate(Mat,IS,IS,Mat,IS,IS,MatScatterCtx*);
117 extern int MatScatterCtxDestroy(MatScatterCtx);
118 
119 extern int MatNorm(Mat,NormType,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 typedef enum {MAT_INITIAL_MATRIX, MAT_REUSE_MATRIX} MatGetSubMatrixCall;
134 extern int MatGetSubMatrix(Mat,IS,IS,MatGetSubMatrixCall,Mat*);
135 extern int MatGetSubMatrixInPlace(Mat,IS,IS);
136 extern int MatGetSubMatrices(Mat,int,IS *,IS *,MatGetSubMatrixCall,Mat **);
137 extern int MatIncreaseOverlap(Mat,int,IS *,int);
138 
139 extern int MatAXPY(Scalar *,Mat,Mat);
140 extern int MatCompress(Mat);
141 
142 /* Routines unique to particular data structures */
143 extern int MatBDiagGetData(Mat,int*,int*,int**,int**,Scalar***);
144 
145 #endif
146 
147 
148 
149