xref: /petsc/include/petscmat.h (revision 18cf2ef4c649226b74061aabdfca4cf4dbcdc7f6)
1 /* $Id: snes.h,v 1.17 1995/06/02 21:05:19 bsmith Exp $ */
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 typedef struct _MatScatterCtx* MatScatterCtx;
13 
14 typedef enum { MATSAME=-1, MATDENSE, MATAIJ, MATMPIAIJ, MATSHELL, MATROW,
15                MATMPIROW, MATMPIROW_BS, MATBDIAG, MATMPIBDIAG } MatType;
16 
17 extern int MatCreateSequentialDense(MPI_Comm,int,int,Mat*);
18 extern int MatCreateSequentialAIJ(MPI_Comm,int,int,int,int *,Mat*);
19 extern int MatCreateMPIAIJ(MPI_Comm,int,int,int,int,int,int*,int,int*,Mat*);
20 extern int MatCreateSequentialRow(MPI_Comm,int,int,int,int *,Mat*);
21 extern int MatCreateMPIRow(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 MatCreateSequentialBDiag(MPI_Comm,int,int,int,int,int*,
24                                     Scalar**,Mat*);
25 extern int MatCreateMPIBDiag(MPI_Comm,int,int,int,int,int,int*,
26                                     Scalar**,Mat*);
27 
28 extern int MatShellCreate(MPI_Comm,int,int,void *,Mat*);
29 extern int MatShellSetMult(Mat,int (*)(void*,Vec,Vec));
30 extern int MatShellSetMultTrans(Mat,int (*)(void*,Vec,Vec));
31 extern int MatShellSetMultTransAdd(Mat,int (*)(void*,Vec,Vec,Vec));
32 
33 /* ------------------------------------------------------------*/
34 extern int  MatValidMatrix(Mat);
35 
36 typedef enum {FLUSH_ASSEMBLY=1,FINAL_ASSEMBLY=0} MatAssemblyType;
37 
38 extern int MatSetValues(Mat,int,int*,int,int*,Scalar*,InsertMode);
39 extern int MatAssemblyBegin(Mat,MatAssemblyType);
40 extern int MatAssemblyEnd(Mat,MatAssemblyType);
41 
42 typedef enum {ROW_ORIENTED=1,COLUMN_ORIENTED=2,ROWS_SORTED=4,
43               COLUMNS_SORTED=8,NO_NEW_NONZERO_LOCATIONS=16,
44               YES_NEW_NONZERO_LOCATIONS=32} MatOption;
45 
46 extern int MatGetBDiagData(Mat,int*,int*,int**,Scalar***);
47 
48 extern int MatSetOption(Mat,MatOption);
49 
50 extern int MatGetType(Mat,MatType*);
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 
67 extern int MatLUFactor(Mat,IS,IS);
68 extern int MatCholeskyFactor(Mat,IS);
69 extern int MatLUFactorSymbolic(Mat,IS,IS,Mat*);
70 extern int MatILUFactorSymbolic(Mat,IS,IS,int,Mat*);
71 extern int MatCholeskyFactorSymbolic(Mat,IS,Mat*);
72 extern int MatIncompleteCholeskyFactorSymbolic(Mat,IS,int,Mat*);
73 extern int MatLUFactorNumeric(Mat,Mat*);
74 extern int MatCholeskyFactorNumeric(Mat,Mat*);
75 
76 extern int MatSolve(Mat,Vec,Vec);
77 extern int MatSolveAdd(Mat,Vec,Vec,Vec);
78 extern int MatSolveTrans(Mat,Vec,Vec);
79 extern int MatSolveTransAdd(Mat,Vec,Vec,Vec);
80 
81 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3,
82               SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8,
83               SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16,
84               SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128
85               } MatSORType;
86 
87 extern int MatRelax(Mat,Vec,double,MatSORType,double,int,Vec);
88 
89 extern int MatConvert(Mat,MatType,Mat*);
90 extern int MatView(Mat,Viewer);
91 #include <stdio.h>
92 
93 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType;
94 
95 extern int MatGetInfo(Mat,MatInfoType,int*,int*,int*);
96 extern int MatGetDiagonal(Mat,Vec);
97 extern int MatTranspose(Mat);
98 extern int MatScale(Mat,Vec,Vec);
99 extern int MatEqual(Mat,Mat);
100 extern int MatScatterBegin(Mat,IS,IS,Mat,IS,IS,InsertMode,MatScatterCtx*);
101 extern int MatScatterEnd(Mat,IS,IS,Mat,IS,IS,InsertMode,MatScatterCtx*);
102 
103 typedef enum {NORM_1=1,NORM_2=2,NORM_FROBENIUS=3,NORM_INFINITY=4} MatNormType;
104 extern int MatNorm(Mat,MatNormType,double *);
105 
106 extern int MatZeroEntries(Mat);
107 extern int MatZeroRows(Mat,IS,Scalar*);
108 extern int MatZeroColumns(Mat,IS,Scalar*);
109 
110 extern int MatDestroy(Mat);
111 
112 extern int MatGetSize(Mat,int*,int*);
113 extern int MatGetLocalSize(Mat,int*,int*);
114 extern int MatGetOwnershipRange(Mat,int*,int*);
115 
116 extern int MatCreate(MPI_Comm,int,int,Mat*);
117 
118 extern int MatGetSubMatrix(Mat,IS,IS,Mat*);
119 extern int MatGetSubMatrixInPlace(Mat,IS,IS);
120 
121 extern int MatAXPY(Scalar *,Mat,Mat);
122 
123 #endif
124 
125 
126 
127