xref: /petsc/include/petscmat.h (revision 83e2fdc756c13f964f3ed5aaff42e3626c5b72bc)
1 /* $Id: mat.h,v 1.138 1997/07/02 22:28:35 bsmith Exp gropp $ */
2 /*
3      Include file for the matrix component of PETSc
4 
5      Any change to this file must also be made to FINCLUDE/mat.h
6 */
7 #ifndef __MAT_PACKAGE
8 #define __MAT_PACKAGE
9 #include "vec.h"
10 
11 #define MAT_COOKIE         PETSC_COOKIE+5
12 
13 typedef struct _p_Mat*           Mat;
14 
15 #define MAX_MATRIX_TYPES 14
16 /*
17    The default matrix data storage formats and routines to create them.
18 
19    MATLASTTYPE is "end-of-list" marker that can be used to check that
20    MAX_MATRIX_TYPES is large enough.  The rule is
21    MAX_MATRIX_TYPES >= MATLASTTYPE .
22 
23    To do: add a test program that checks the consistency of these values.
24 */
25 typedef enum { MATSAME=-1,  MATSEQDENSE, MATSEQAIJ,   MATMPIAIJ,   MATSHELL,
26                MATMPIROWBS, MATSEQBDIAG, MATMPIBDIAG, MATMPIDENSE, MATSEQBAIJ,
27                MATMPIBAIJ,  MATMPICSN,   MATSEQCSN,   MATSEQADJ,   MATMPIADJ,
28                MATLASTTYPE } MatType;
29 
30 extern int MatCreate(MPI_Comm,int,int,Mat*);
31 extern int MatCreateSeqDense(MPI_Comm,int,int,Scalar*,Mat*);
32 extern int MatCreateMPIDense(MPI_Comm,int,int,int,int,Scalar*,Mat*);
33 extern int MatCreateSeqAIJ(MPI_Comm,int,int,int,int*,Mat*);
34 extern int MatCreateMPIAIJ(MPI_Comm,int,int,int,int,int,int*,int,int*,Mat*);
35 extern int MatCreateMPIRowbs(MPI_Comm,int,int,int,int*,void*,Mat*);
36 extern int MatCreateSeqBDiag(MPI_Comm,int,int,int,int,int*,Scalar**,Mat*);
37 extern int MatCreateMPIBDiag(MPI_Comm,int,int,int,int,int,int*,Scalar**,Mat*);
38 extern int MatCreateSeqBAIJ(MPI_Comm,int,int,int,int,int*,Mat*);
39 extern int MatCreateMPIBAIJ(MPI_Comm,int,int,int,int,int,int,int*,int,int*,Mat*);
40 extern int MatCreateSeqAdj(MPI_Comm,int,int,int*,int*,Mat *);
41 extern int MatCreateMPIAdj(MPI_Comm,int,int,int,int*,int*,Mat*);
42 
43 extern int MatDestroy(Mat);
44 
45 extern int MatCreateShell(MPI_Comm,int,int,int,int,void *,Mat*);
46 extern int MatShellGetContext(Mat,void **);
47 
48 extern int MatPrintHelp(Mat);
49 
50 /* ------------------------------------------------------------*/
51 extern int MatSetValues(Mat,int,int*,int,int*,Scalar*,InsertMode);
52 extern int MatSetValuesBlocked(Mat,int,int*,int,int*,Scalar*,InsertMode);
53 
54 typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType;
55 extern int MatAssemblyBegin(Mat,MatAssemblyType);
56 extern int MatAssemblyEnd(Mat,MatAssemblyType);
57 #define MatSetValue(v,i,j,va,mode) \
58 {int _ierr,_row = i,_col = j; Scalar _va = va; \
59   _ierr = MatSetValues(v,1,&_row,1,&_col,&_va,mode);CHKERRQ(_ierr); \
60 }
61 
62 typedef enum {MAT_ROW_ORIENTED=1,MAT_COLUMN_ORIENTED=2,MAT_ROWS_SORTED=4,
63               MAT_COLUMNS_SORTED=8,MAT_NO_NEW_NONZERO_LOCATIONS=16,
64               MAT_YES_NEW_NONZERO_LOCATIONS=32,MAT_SYMMETRIC=64,
65               MAT_STRUCTURALLY_SYMMETRIC,MAT_NO_NEW_DIAGONALS,
66               MAT_YES_NEW_DIAGONALS,MAT_INODE_LIMIT_1,MAT_INODE_LIMIT_2,
67               MAT_INODE_LIMIT_3,MAT_INODE_LIMIT_4,MAT_INODE_LIMIT_5,
68               MAT_IGNORE_OFF_PROC_ENTRIES,MAT_ROWS_UNSORTED,
69               MAT_COLUMNS_UNSORTED,MAT_NEW_NONZERO_LOCATION_ERROR,
70               MAT_NEW_NONZERO_ALLOCATION_ERROR} MatOption;
71 extern int MatSetOption(Mat,MatOption);
72 extern int MatGetType(Mat,MatType*,char**);
73 extern int MatGetTypeFromOptions(MPI_Comm,char*,MatType*,PetscTruth*);
74 
75 extern int MatGetValues(Mat,int,int*,int,int*,Scalar*);
76 extern int MatGetRow(Mat,int,int *,int **,Scalar**);
77 extern int MatRestoreRow(Mat,int,int *,int **,Scalar**);
78 extern int MatGetColumn(Mat,int,int *,int **,Scalar**);
79 extern int MatRestoreColumn(Mat,int,int *,int **,Scalar**);
80 extern int MatGetArray(Mat,Scalar **);
81 extern int MatRestoreArray(Mat,Scalar **);
82 extern int MatGetBlockSize(Mat,int *);
83 
84 extern int MatMult(Mat,Vec,Vec);
85 extern int MatMultAdd(Mat,Vec,Vec,Vec);
86 extern int MatMultTrans(Mat,Vec,Vec);
87 extern int MatMultTransAdd(Mat,Vec,Vec,Vec);
88 
89 extern int MatConvert(Mat,MatType,Mat*);
90 extern int MatConvertRegister(MatType,MatType,int (*)(Mat,MatType,Mat*));
91 extern int MatConvertRegisterAll();
92 
93 extern int MatCopy(Mat,Mat);
94 extern int MatView(Mat,Viewer);
95 extern int MatLoad(Viewer,MatType,Mat*);
96 extern int MatLoadRegister(MatType,int (*)(Viewer,MatType,Mat*));
97 extern int MatLoadRegisterAll();
98 
99 extern int MatGetRowIJ(Mat,int,PetscTruth,int*,int **,int **,PetscTruth *);
100 extern int MatRestoreRowIJ(Mat,int,PetscTruth,int *,int **,int **,PetscTruth *);
101 extern int MatGetColumnIJ(Mat,int,PetscTruth,int*,int **,int **,PetscTruth *);
102 extern int MatRestoreColumnIJ(Mat,int,PetscTruth,int *,int **,int **,PetscTruth *);
103 
104 /*
105    Context of matrix information, used with MatGetInfo()
106    Note: If any entries are added to this context, be sure
107          to adjust MAT_INFO_SIZE in FINCLUDE/mat.h
108  */
109 typedef struct {
110   PLogDouble rows_global, columns_global;         /* number of global rows and columns */
111   PLogDouble rows_local, columns_local;           /* number of local rows and columns */
112   PLogDouble block_size;                          /* block size */
113   PLogDouble nz_allocated, nz_used, nz_unneeded;  /* number of nonzeros */
114   PLogDouble memory;                              /* memory allocated */
115   PLogDouble assemblies;                          /* number of matrix assemblies */
116   PLogDouble mallocs;                             /* number of mallocs during MatSetValues() */
117   PLogDouble fill_ratio_given, fill_ratio_needed; /* fill ratio for LU/ILU */
118   PLogDouble factor_mallocs;                      /* number of mallocs during factorization */
119 } MatInfo;
120 
121 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType;
122 extern int MatGetInfo(Mat,MatInfoType,MatInfo*);
123 extern int MatValid(Mat,PetscTruth*);
124 extern int MatGetDiagonal(Mat,Vec);
125 extern int MatTranspose(Mat,Mat*);
126 extern int MatPermute(Mat,IS,IS,Mat *);
127 extern int MatDiagonalScale(Mat,Vec,Vec);
128 extern int MatDiagonalShift(Mat,Vec);
129 extern int MatEqual(Mat,Mat, PetscTruth*);
130 
131 extern int MatNorm(Mat,NormType,double *);
132 extern int MatZeroEntries(Mat);
133 extern int MatZeroRows(Mat,IS,Scalar*);
134 extern int MatZeroColumns(Mat,IS,Scalar*);
135 
136 extern int MatGetSize(Mat,int*,int*);
137 extern int MatGetLocalSize(Mat,int*,int*);
138 extern int MatGetOwnershipRange(Mat,int*,int*);
139 
140 typedef enum {MAT_INITIAL_MATRIX, MAT_REUSE_MATRIX} MatGetSubMatrixCall;
141 extern int MatGetSubMatrices(Mat,int,IS *,IS *,MatGetSubMatrixCall,Mat **);
142 extern int MatDestroyMatrices(int, Mat **);
143 extern int MatIncreaseOverlap(Mat,int,IS *,int);
144 
145 extern int MatAXPY(Scalar *,Mat,Mat);
146 extern int MatCompress(Mat);
147 
148 extern int MatScale(Scalar *,Mat);
149 extern int MatShift(Scalar *,Mat);
150 
151 extern int MatSetLocalToGlobalMapping(Mat, int,int *);
152 extern int MatSetLocalToGlobalMappingBlocked(Mat, int,int *);
153 extern int MatZeroRowsLocal(Mat,IS,Scalar*);
154 extern int MatSetValuesLocal(Mat,int,int*,int,int*,Scalar*,InsertMode);
155 extern int MatSetValuesBlockedLocal(Mat,int,int*,int,int*,Scalar*,InsertMode);
156 
157 /* Routines unique to particular data structures */
158 extern int MatBDiagGetData(Mat,int*,int*,int**,int**,Scalar***);
159 
160 /*
161   These routines are not usually accessed directly, rather solving is
162   done through the SLES, KSP and PC interfaces.
163 */
164 
165 typedef enum {ORDER_NATURAL=0,ORDER_ND=1,ORDER_1WD=2,ORDER_RCM=3,
166               ORDER_QMD=4,ORDER_ROWLENGTH=5,ORDER_FLOW,ORDER_NEW} MatReordering;
167 extern int MatGetReordering(Mat,MatReordering,IS*,IS*);
168 extern int MatGetReorderingTypeFromOptions(char *,MatReordering*);
169 extern int MatReorderingRegister(MatReordering,MatReordering*,char*,int(*)(Mat,MatReordering,IS*,IS*));
170 extern int MatReorderingGetName(MatReordering,char **);
171 extern int MatReorderingRegisterDestroy();
172 extern int MatReorderingRegisterAll();
173 extern int MatReorderingRegisterAllCalled;
174 
175 extern int MatReorderForNonzeroDiagonal(Mat,double,IS,IS);
176 
177 extern int MatCholeskyFactor(Mat,IS,double);
178 extern int MatCholeskyFactorSymbolic(Mat,IS,double,Mat*);
179 extern int MatCholeskyFactorNumeric(Mat,Mat*);
180 
181 extern int MatLUFactor(Mat,IS,IS,double);
182 extern int MatILUFactor(Mat,IS,IS,double,int);
183 extern int MatLUFactorSymbolic(Mat,IS,IS,double,Mat*);
184 extern int MatILUFactorSymbolic(Mat,IS,IS,double,int,Mat*);
185 extern int MatIncompleteCholeskyFactorSymbolic(Mat,IS,double,int,Mat*);
186 extern int MatLUFactorNumeric(Mat,Mat*);
187 extern int MatILUDTFactor(Mat,double,int,IS,IS,Mat *);
188 
189 extern int MatSolve(Mat,Vec,Vec);
190 extern int MatForwardSolve(Mat,Vec,Vec);
191 extern int MatBackwardSolve(Mat,Vec,Vec);
192 extern int MatSolveAdd(Mat,Vec,Vec,Vec);
193 extern int MatSolveTrans(Mat,Vec,Vec);
194 extern int MatSolveTransAdd(Mat,Vec,Vec,Vec);
195 
196 extern int MatSetUnfactored(Mat);
197 
198 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3,
199               SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8,
200               SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16,
201               SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType;
202 extern int MatRelax(Mat,Vec,double,MatSORType,double,int,Vec);
203 
204 /*
205     These routines are for efficiently computing Jacobians via finite differences.
206 */
207 typedef enum {COLORING_NATURAL, COLORING_SL, COLORING_LF, COLORING_ID,
208               COLORING_NEW} MatColoring;
209 extern int MatGetColoring(Mat,MatColoring,ISColoring*);
210 extern int MatGetColoringTypeFromOptions(char *,MatColoring*);
211 extern int MatColoringRegister(MatColoring,MatColoring*,char*,int(*)(Mat,MatColoring,ISColoring *));
212 extern int MatColoringRegisterAll();
213 extern int MatColoringRegisterAllCalled;
214 extern int MatColoringRegisterDestroy();
215 extern int MatColoringPatch(Mat,int,int *,ISColoring*);
216 
217 /*
218     Data structures used to compute Jacobian vector products
219   efficiently using finite differences.
220 */
221 #define MAT_FDCOLORING_COOKIE PETSC_COOKIE + 22
222 
223 typedef struct _p_MatFDColoring *MatFDColoring;
224 
225 extern int MatFDColoringCreate(Mat,ISColoring,MatFDColoring *);
226 extern int MatFDColoringDestroy(MatFDColoring);
227 extern int MatFDColoringView(MatFDColoring,Viewer);
228 extern int MatFDColoringSetParameters(MatFDColoring,double,double);
229 extern int MatFDColoringSetFromOptions(MatFDColoring);
230 extern int MatFDColoringPrintHelp(MatFDColoring);
231 extern int MatFDColoringApply(Mat,MatFDColoring,Vec,Vec,Vec,Vec,int (*)(void *,Vec,Vec,void*),
232                               void *,void *);
233 
234 /*
235     If you add entries here you must also add them to FINCLUDE/mat.h
236 */
237 typedef enum { MATOP_SET_VALUES=0,
238                MATOP_GET_ROW=1,
239                MATOP_RESTORE_ROW=2,
240                MATOP_MULT=3,
241                MATOP_MULT_ADD=4,
242                MATOP_MULT_TRANS=5,
243                MATOP_MULT_TRANS_ADD=6,
244                MATOP_SOLVE=7,
245                MATOP_SOLVE_ADD=8,
246                MATOP_SOLVE_TRANS=9,
247                MATOP_SOLVE_TRANS_ADD=10,
248                MATOP_LUFACTOR=11,
249                MATOP_CHOLESKYFACTOR=12,
250                MATOP_RELAX=13,
251                MATOP_TRANSPOSE=14,
252                MATOP_GETINFO=15,
253                MATOP_EQUAL=16,
254                MATOP_GET_DIAGONAL=17,
255                MATOP_DIAGONAL_SCALE=18,
256                MATOP_NORM=19,
257                MATOP_ASSEMBLY_BEGIN=20,
258                MATOP_ASSEMBLY_END=21,
259                MATOP_COMPRESS=22,
260                MATOP_SET_OPTION=23,
261                MATOP_ZERO_ENTRIES=24,
262                MATOP_ZERO_ROWS=25,
263                MATOP_LUFACTOR_SYMBOLIC=26,
264                MATOP_LUFACTOR_NUMERIC=27,
265                MATOP_CHOLESKY_FACTOR_SYMBOLIC=28,
266                MATOP_CHOLESKY_FACTOR_NUMERIC=29,
267                MATOP_GET_SIZE=30,
268                MATOP_GET_LOCAL_SIZE=31,
269                MATOP_GET_OWNERSHIP_RANGE=32,
270                MATOP_ILUFACTOR_SYMBOLIC=33,
271                MATOP_INCOMPLETECHOLESKYFACTOR_SYMBOLIC=34,
272                MATOP_GET_ARRAY=35,
273                MATOP_RESTORE_ARRAY=36,
274 
275                MATOP_CONVERT_SAME_TYPE=39,
276                MATOP_FORWARD_SOLVE=40,
277                MATOP_BACKWARD_SOLVE=41,
278                MATOP_ILUFACTOR=42,
279                MATOP_INCOMPLETECHOLESKYFACTOR=43,
280                MATOP_AXPY=44,
281                MATOP_GET_SUBMATRICES=45,
282                MATOP_INCREASE_OVERLAP=46,
283                MATOP_GET_VALUES=47,
284                MATOP_COPY=48,
285                MATOP_PRINT_HELP=49,
286                MATOP_SCALE=50,
287                MATOP_SHIFT=51,
288                MATOP_DIAGONAL_SHIFT=52,
289                MATOP_ILUDT_FACTOR=53,
290                MATOP_GET_BLOCK_SIZE=54,
291                MATOP_GET_ROW_IJ=55,
292                MATOP_RESTORE_ROW_IJ=56,
293                MATOP_GET_COLUMN_IJ=57,
294                MATOP_RESTORE_COLUMN_IJ=58,
295                MATOP_FDCOLORING_CREATE=59,
296                MATOP_DESTROY=250,
297                MATOP_VIEW=251
298              } MatOperation;
299 extern int MatHasOperation(Mat,MatOperation,PetscTruth*);
300 extern int MatShellSetOperation(Mat,MatOperation,void *);
301 
302 /*
303    Codes for matrices stored on disk. By default they are
304  stored in a universal format. By changing the format with
305  ViewerSetFormat(viewer,VIEWER_FORMAT_BINARY_NATIVE); the matrices will
306  be stored in a way natural for the matrix, for example dense matrices
307  would be stored as dense. Matrices stored this way may only be
308  read into matrices of the same time.
309 */
310 #define MATRIX_BINARY_FORMAT_DENSE -1
311 
312 /*
313      New matrix classes not yet distributed
314 */
315 /*
316     MatAIJIndices is a data structure for storing the nonzero location information
317   for sparse matrices. Several matrices with identical nonzero structure can share
318   the same MatAIJIndices.
319 */
320 typedef struct _p_MatAIJIndices* MatAIJIndices;
321 
322 extern int MatCreateAIJIndices(int,int,int*,int*,PetscTruth,MatAIJIndices*);
323 extern int MatCreateAIJIndicesEmpty(int,int,int*,PetscTruth,MatAIJIndices*);
324 extern int MatAttachAIJIndices(MatAIJIndices,MatAIJIndices*);
325 extern int MatDestroyAIJIndices(MatAIJIndices);
326 extern int MatCopyAIJIndices(MatAIJIndices,MatAIJIndices*);
327 extern int MatValidateAIJIndices(int,MatAIJIndices);
328 extern int MatShiftAIJIndices(MatAIJIndices);
329 extern int MatShrinkAIJIndices(MatAIJIndices);
330 extern int MatTransposeAIJIndices(MatAIJIndices, MatAIJIndices*);
331 
332 extern int MatCreateSeqCSN(MPI_Comm,int,int,int*,int,Mat*);
333 extern int MatCreateSeqCSN_Single(MPI_Comm,int,int,int*,int,Mat*);
334 extern int MatCreateSeqCSNWithPrecision(MPI_Comm,int,int,int*,int,ScalarPrecision,Mat*);
335 
336 extern int MatCreateSeqCSNIndices(MPI_Comm,MatAIJIndices,int,Mat *);
337 extern int MatCreateSeqCSNIndices_Single(MPI_Comm,MatAIJIndices,int,Mat *);
338 extern int MatCreateSeqCSNIndicesWithPrecision(MPI_Comm,MatAIJIndices,int,ScalarPrecision,Mat *);
339 
340 
341 #endif
342 
343 
344 
345