xref: /petsc/include/petscmat.h (revision d5bc1036675f4b812457cd4a97ce5e27072faa1a)
1 /* $Id: mat.h,v 1.75 1995/11/21 02:35:39 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,
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 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,char*,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*,int (*)(int*,int*,int*,int*,int*));
73 extern int MatReorderingRegisterAll();
74 extern int MatReorderingRegisterDestroy();
75 
76 extern int MatLUFactor(Mat,IS,IS,double);
77 extern int MatILUFactor(Mat,IS,IS,double,int);
78 extern int MatCholeskyFactor(Mat,IS,double);
79 extern int MatLUFactorSymbolic(Mat,IS,IS,double,Mat*);
80 extern int MatILUFactorSymbolic(Mat,IS,IS,double,int,Mat*);
81 extern int MatCholeskyFactorSymbolic(Mat,IS,double,Mat*);
82 extern int MatIncompleteCholeskyFactorSymbolic(Mat,IS,double,int,Mat*);
83 extern int MatLUFactorNumeric(Mat,Mat*);
84 extern int MatCholeskyFactorNumeric(Mat,Mat*);
85 
86 extern int MatSolve(Mat,Vec,Vec);
87 extern int MatForwardSolve(Mat,Vec,Vec);
88 extern int MatBackwardSolve(Mat,Vec,Vec);
89 extern int MatSolveAdd(Mat,Vec,Vec,Vec);
90 extern int MatSolveTrans(Mat,Vec,Vec);
91 extern int MatSolveTransAdd(Mat,Vec,Vec,Vec);
92 
93 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3,
94               SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8,
95               SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16,
96               SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128
97               } MatSORType;
98 
99 extern int MatRelax(Mat,Vec,double,MatSORType,double,int,Vec);
100 
101 extern int MatConvert(Mat,MatType,Mat*);
102 extern int MatView(Mat,Viewer);
103 extern int MatLoad(Viewer,MatType,Mat*);
104 
105 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType;
106 
107 extern int MatGetInfo(Mat,MatInfoType,int*,int*,int*);
108 extern int MatGetDiagonal(Mat,Vec);
109 extern int MatTranspose(Mat,Mat*);
110 extern int MatScale(Mat,Vec,Vec);
111 extern int MatEqual(Mat,Mat);
112 extern int MatScatterBegin(Mat,Mat,InsertMode,MatScatterCtx);
113 extern int MatScatterEnd(Mat,Mat,InsertMode,MatScatterCtx);
114 extern int MatScatterCtxCreate(Mat,IS,IS,Mat,IS,IS,MatScatterCtx*);
115 extern int MatScatterCtxDestroy(MatScatterCtx);
116 
117 extern int MatNorm(Mat,NormType,double *);
118 
119 extern int MatZeroEntries(Mat);
120 extern int MatZeroRows(Mat,IS,Scalar*);
121 extern int MatZeroColumns(Mat,IS,Scalar*);
122 
123 extern int MatDestroy(Mat);
124 
125 extern int MatGetSize(Mat,int*,int*);
126 extern int MatGetLocalSize(Mat,int*,int*);
127 extern int MatGetOwnershipRange(Mat,int*,int*);
128 
129 extern int MatCreate(MPI_Comm,int,int,Mat*);
130 
131 typedef enum {MAT_INITIAL_MATRIX, MAT_REUSE_MATRIX} MatGetSubMatrixCall;
132 extern int MatGetSubMatrix(Mat,IS,IS,MatGetSubMatrixCall,Mat*);
133 extern int MatGetSubMatrixInPlace(Mat,IS,IS);
134 extern int MatGetSubMatrices(Mat,int,IS *,IS *,MatGetSubMatrixCall,Mat **);
135 extern int MatIncreaseOverlap(Mat,int,IS *,int);
136 
137 extern int MatAXPY(Scalar *,Mat,Mat);
138 extern int MatCompress(Mat);
139 
140 /* Routines unique to particular data structures */
141 extern int MatBDiagGetData(Mat,int*,int*,int**,int**,Scalar***);
142 
143 #endif
144 
145 
146 
147