xref: /petsc/include/petscmat.h (revision e1311b9049e89cb3452dcd306fde571f4b440ff2)
1 /* $Id: mat.h,v 1.155 1998/02/18 20:28:00 balay Exp bsmith $ */
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*,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 #define MatGetValue(v,i,j,va) \
62 {int _ierr,_row = i,_col = j; \
63   _ierr = MatGetValues(v,1,&_row,1,&_col,&va);CHKERRQ(_ierr); \
64 }
65 
66 typedef enum {MAT_ROW_ORIENTED=1,MAT_COLUMN_ORIENTED=2,MAT_ROWS_SORTED=4,
67               MAT_COLUMNS_SORTED=8,MAT_NO_NEW_NONZERO_LOCATIONS=16,
68               MAT_YES_NEW_NONZERO_LOCATIONS=32,MAT_SYMMETRIC=64,
69               MAT_STRUCTURALLY_SYMMETRIC,MAT_NO_NEW_DIAGONALS,
70               MAT_YES_NEW_DIAGONALS,MAT_INODE_LIMIT_1,MAT_INODE_LIMIT_2,
71               MAT_INODE_LIMIT_3,MAT_INODE_LIMIT_4,MAT_INODE_LIMIT_5,
72               MAT_IGNORE_OFF_PROC_ENTRIES,MAT_ROWS_UNSORTED,
73               MAT_COLUMNS_UNSORTED,MAT_NEW_NONZERO_LOCATION_ERROR,
74               MAT_NEW_NONZERO_ALLOCATION_ERROR,MAT_USE_HASH_TABLE} MatOption;
75 extern int MatSetOption(Mat,MatOption);
76 extern int MatGetType(Mat,MatType*,char**);
77 extern int MatGetTypeFromOptions(MPI_Comm,char*,MatType*,PetscTruth*);
78 
79 extern int MatGetValues(Mat,int,int*,int,int*,Scalar*);
80 extern int MatGetRow(Mat,int,int *,int **,Scalar**);
81 extern int MatRestoreRow(Mat,int,int *,int **,Scalar**);
82 extern int MatGetColumn(Mat,int,int *,int **,Scalar**);
83 extern int MatRestoreColumn(Mat,int,int *,int **,Scalar**);
84 extern int MatGetColumnVector(Mat,Vec,int);
85 extern int MatGetArray(Mat,Scalar **);
86 extern int MatRestoreArray(Mat,Scalar **);
87 extern int MatGetBlockSize(Mat,int *);
88 
89 extern int MatMult(Mat,Vec,Vec);
90 extern int MatMultAdd(Mat,Vec,Vec,Vec);
91 extern int MatMultTrans(Mat,Vec,Vec);
92 extern int MatMultTransAdd(Mat,Vec,Vec,Vec);
93 
94 extern int MatConvert(Mat,MatType,Mat*);
95 extern int MatDuplicate(Mat,Mat*);
96 extern int MatConvertRegister(MatType,MatType,int (*)(Mat,MatType,Mat*));
97 extern int MatConvertRegisterAll(void);
98 
99 extern int MatCopy(Mat,Mat);
100 extern int MatView(Mat,Viewer);
101 extern int MatLoad(Viewer,MatType,Mat*);
102 extern int MatLoadRegister(MatType,int (*)(Viewer,MatType,Mat*));
103 extern int MatLoadRegisterAll(void);
104 
105 extern int MatGetRowIJ(Mat,int,PetscTruth,int*,int **,int **,PetscTruth *);
106 extern int MatRestoreRowIJ(Mat,int,PetscTruth,int *,int **,int **,PetscTruth *);
107 extern int MatGetColumnIJ(Mat,int,PetscTruth,int*,int **,int **,PetscTruth *);
108 extern int MatRestoreColumnIJ(Mat,int,PetscTruth,int *,int **,int **,PetscTruth *);
109 
110 /*
111    Context of matrix information, used with MatGetInfo()
112    Note: If any entries are added to this context, be sure
113          to adjust MAT_INFO_SIZE in FINCLUDE/mat.h
114  */
115 typedef struct {
116   PLogDouble rows_global, columns_global;         /* number of global rows and columns */
117   PLogDouble rows_local, columns_local;           /* number of local rows and columns */
118   PLogDouble block_size;                          /* block size */
119   PLogDouble nz_allocated, nz_used, nz_unneeded;  /* number of nonzeros */
120   PLogDouble memory;                              /* memory allocated */
121   PLogDouble assemblies;                          /* number of matrix assemblies */
122   PLogDouble mallocs;                             /* number of mallocs during MatSetValues() */
123   PLogDouble fill_ratio_given, fill_ratio_needed; /* fill ratio for LU/ILU */
124   PLogDouble factor_mallocs;                      /* number of mallocs during factorization */
125 } MatInfo;
126 
127 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType;
128 extern int MatGetInfo(Mat,MatInfoType,MatInfo*);
129 extern int MatValid(Mat,PetscTruth*);
130 extern int MatGetDiagonal(Mat,Vec);
131 extern int MatTranspose(Mat,Mat*);
132 extern int MatPermute(Mat,IS,IS,Mat *);
133 extern int MatDiagonalScale(Mat,Vec,Vec);
134 extern int MatDiagonalShift(Mat,Vec);
135 extern int MatEqual(Mat,Mat, PetscTruth*);
136 
137 extern int MatNorm(Mat,NormType,double *);
138 extern int MatZeroEntries(Mat);
139 extern int MatZeroRows(Mat,IS,Scalar*);
140 extern int MatZeroColumns(Mat,IS,Scalar*);
141 
142 extern int MatGetSize(Mat,int*,int*);
143 extern int MatGetLocalSize(Mat,int*,int*);
144 extern int MatGetOwnershipRange(Mat,int*,int*);
145 
146 typedef enum {MAT_INITIAL_MATRIX, MAT_REUSE_MATRIX} MatGetSubMatrixCall;
147 extern int MatGetSubMatrices(Mat,int,IS *,IS *,MatGetSubMatrixCall,Mat **);
148 extern int MatDestroyMatrices(int, Mat **);
149 extern int MatGetSubMatrix(Mat,IS,IS,int,MatGetSubMatrixCall,Mat *);
150 
151 extern int MatIncreaseOverlap(Mat,int,IS *,int);
152 
153 extern int MatAXPY(Scalar *,Mat,Mat);
154 extern int MatAYPX(Scalar *,Mat,Mat);
155 extern int MatCompress(Mat);
156 
157 extern int MatScale(Scalar *,Mat);
158 extern int MatShift(Scalar *,Mat);
159 
160 extern int MatSetLocalToGlobalMapping(Mat, ISLocalToGlobalMapping);
161 extern int MatSetLocalToGlobalMappingBlocked(Mat, ISLocalToGlobalMapping);
162 extern int MatZeroRowsLocal(Mat,IS,Scalar*);
163 extern int MatSetValuesLocal(Mat,int,int*,int,int*,Scalar*,InsertMode);
164 extern int MatSetValuesBlockedLocal(Mat,int,int*,int,int*,Scalar*,InsertMode);
165 
166 /* Routines unique to particular data structures */
167 extern int MatBDiagGetData(Mat,int*,int*,int**,int**,Scalar***);
168 
169 /*
170   These routines are not usually accessed directly, rather solving is
171   done through the SLES, KSP and PC interfaces.
172 */
173 
174 typedef enum {ORDER_NATURAL=0,ORDER_ND=1,ORDER_1WD=2,ORDER_RCM=3,
175               ORDER_QMD=4,ORDER_ROWLENGTH=5,ORDER_FLOW,ORDER_NEW} MatReorderingType;
176 extern int MatGetReordering(Mat,MatReorderingType,IS*,IS*);
177 extern int MatGetReorderingTypeFromOptions(char *,MatReorderingType*);
178 extern int MatReorderingRegister(MatReorderingType,MatReorderingType*,char*,
179                                  int(*)(Mat,MatReorderingType,IS*,IS*));
180 extern int MatReorderingGetName(MatReorderingType,char **);
181 extern int MatReorderingRegisterDestroy(void);
182 extern int MatReorderingRegisterAll(void);
183 extern int MatReorderingRegisterAllCalled;
184 
185 extern int MatReorderForNonzeroDiagonal(Mat,double,IS,IS);
186 
187 extern int MatCholeskyFactor(Mat,IS,double);
188 extern int MatCholeskyFactorSymbolic(Mat,IS,double,Mat*);
189 extern int MatCholeskyFactorNumeric(Mat,Mat*);
190 
191 extern int MatLUFactor(Mat,IS,IS,double);
192 extern int MatILUFactor(Mat,IS,IS,double,int);
193 extern int MatLUFactorSymbolic(Mat,IS,IS,double,Mat*);
194 extern int MatILUFactorSymbolic(Mat,IS,IS,double,int,Mat*);
195 extern int MatIncompleteCholeskyFactorSymbolic(Mat,IS,double,int,Mat*);
196 extern int MatLUFactorNumeric(Mat,Mat*);
197 extern int MatILUDTFactor(Mat,double,int,IS,IS,Mat *);
198 
199 extern int MatSolve(Mat,Vec,Vec);
200 extern int MatForwardSolve(Mat,Vec,Vec);
201 extern int MatBackwardSolve(Mat,Vec,Vec);
202 extern int MatSolveAdd(Mat,Vec,Vec,Vec);
203 extern int MatSolveTrans(Mat,Vec,Vec);
204 extern int MatSolveTransAdd(Mat,Vec,Vec,Vec);
205 
206 extern int MatSetUnfactored(Mat);
207 
208 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3,
209               SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8,
210               SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16,
211               SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType;
212 extern int MatRelax(Mat,Vec,double,MatSORType,double,int,Vec);
213 
214 typedef enum {SAME_NONZERO_PATTERN,DIFFERENT_NONZERO_PATTERN,SAME_PRECONDITIONER} MatStructure;
215 
216 /*
217     These routines are for efficiently computing Jacobians via finite differences.
218 */
219 typedef enum {COLORING_NATURAL, COLORING_SL, COLORING_LF, COLORING_ID,
220               COLORING_NEW} MatColoringType;
221 extern int MatGetColoring(Mat,MatColoringType,ISColoring*);
222 extern int MatGetColoringTypeFromOptions(char *,MatColoringType*);
223 extern int MatColoringRegister(MatColoringType,MatColoringType*,char*,int(*)(Mat,MatColoringType,ISColoring *));
224 extern int MatColoringRegisterAll(void);
225 extern int MatColoringRegisterAllCalled;
226 extern int MatColoringRegisterDestroy(void);
227 extern int MatColoringPatch(Mat,int,int *,ISColoring*);
228 
229 /*
230     Data structures used to compute Jacobian vector products
231   efficiently using finite differences.
232 */
233 #define MAT_FDCOLORING_COOKIE PETSC_COOKIE + 22
234 
235 typedef struct _p_MatFDColoring *MatFDColoring;
236 
237 extern int MatFDColoringCreate(Mat,ISColoring,MatFDColoring *);
238 extern int MatFDColoringDestroy(MatFDColoring);
239 extern int MatFDColoringView(MatFDColoring,Viewer);
240 extern int MatFDColoringSetFunction(MatFDColoring,int (*)(void),void*);
241 extern int MatFDColoringSetParameters(MatFDColoring,double,double);
242 extern int MatFDColoringSetFrequency(MatFDColoring,int);
243 extern int MatFDColoringGetFrequency(MatFDColoring,int*);
244 extern int MatFDColoringSetFromOptions(MatFDColoring);
245 extern int MatFDColoringPrintHelp(MatFDColoring);
246 extern int MatFDColoringApply(Mat,MatFDColoring,Vec,MatStructure*,void *);
247 extern int MatFDColoringApplyTS(Mat,MatFDColoring,double,Vec,MatStructure*,void *);
248 
249 /*
250     These routines are for partitioning matrices: currently used only
251   for adjacency matrix, MatCreateSeqAdj() or MatCreateMPIAdj().
252 */
253 #define PARTITIONING_COOKIE PETSC_COOKIE + 25
254 
255 typedef struct _p_Partitioning *Partitioning;
256 
257 typedef enum {PARTITIONING_CURRENT,PARTITIONING_PARMETIS,PARTITIONING_NEW} PartitioningType;
258 
259 extern int PartitioningCreate(MPI_Comm,Partitioning*);
260 extern int PartitioningSetType(Partitioning,PartitioningType);
261 extern int PartitioningSetAdjacency(Partitioning,Mat);
262 extern int PartitioningSetVertexWeights(Partitioning,double*);
263 extern int PartitioningApply(Partitioning,IS*);
264 extern int PartitioningDestroy(Partitioning);
265 extern int PartitioningRegister(PartitioningType,PartitioningType *,char*,int(*)(Partitioning));
266 extern int PartitioningRegisterAll(void);
267 extern int PartitioningRegisterAllCalled;
268 extern int PartitioningRegisterDestroy(void);
269 extern int PartitioningView(Partitioning,Viewer);
270 extern int PartitioningSetFromOptions(Partitioning);
271 extern int PartitioningPrintHelp(Partitioning);
272 extern int PartitioningGetType(Partitioning,PartitioningType*,char**);
273 
274 extern int PartitioningParmetisSetCoarseSequential(Partitioning);
275 
276 /*
277     If you add entries here you must also add them to FINCLUDE/mat.h
278 */
279 typedef enum { MATOP_SET_VALUES=0,
280                MATOP_GET_ROW=1,
281                MATOP_RESTORE_ROW=2,
282                MATOP_MULT=3,
283                MATOP_MULT_ADD=4,
284                MATOP_MULT_TRANS=5,
285                MATOP_MULT_TRANS_ADD=6,
286                MATOP_SOLVE=7,
287                MATOP_SOLVE_ADD=8,
288                MATOP_SOLVE_TRANS=9,
289                MATOP_SOLVE_TRANS_ADD=10,
290                MATOP_LUFACTOR=11,
291                MATOP_CHOLESKYFACTOR=12,
292                MATOP_RELAX=13,
293                MATOP_TRANSPOSE=14,
294                MATOP_GETINFO=15,
295                MATOP_EQUAL=16,
296                MATOP_GET_DIAGONAL=17,
297                MATOP_DIAGONAL_SCALE=18,
298                MATOP_NORM=19,
299                MATOP_ASSEMBLY_BEGIN=20,
300                MATOP_ASSEMBLY_END=21,
301                MATOP_COMPRESS=22,
302                MATOP_SET_OPTION=23,
303                MATOP_ZERO_ENTRIES=24,
304                MATOP_ZERO_ROWS=25,
305                MATOP_LUFACTOR_SYMBOLIC=26,
306                MATOP_LUFACTOR_NUMERIC=27,
307                MATOP_CHOLESKY_FACTOR_SYMBOLIC=28,
308                MATOP_CHOLESKY_FACTOR_NUMERIC=29,
309                MATOP_GET_SIZE=30,
310                MATOP_GET_LOCAL_SIZE=31,
311                MATOP_GET_OWNERSHIP_RANGE=32,
312                MATOP_ILUFACTOR_SYMBOLIC=33,
313                MATOP_INCOMPLETECHOLESKYFACTOR_SYMBOLIC=34,
314                MATOP_GET_ARRAY=35,
315                MATOP_RESTORE_ARRAY=36,
316 
317                MATOP_CONVERT_SAME_TYPE=37,
318                MATOP_FORWARD_SOLVE=38,
319                MATOP_BACKWARD_SOLVE=39,
320                MATOP_ILUFACTOR=40,
321                MATOP_INCOMPLETECHOLESKYFACTOR=41,
322                MATOP_AXPY=42,
323                MATOP_GET_SUBMATRICES=43,
324                MATOP_INCREASE_OVERLAP=44,
325                MATOP_GET_VALUES=45,
326                MATOP_COPY=46,
327                MATOP_PRINT_HELP=47,
328                MATOP_SCALE=48,
329                MATOP_SHIFT=49,
330                MATOP_DIAGONAL_SHIFT=50,
331                MATOP_ILUDT_FACTOR=51,
332                MATOP_GET_BLOCK_SIZE=52,
333                MATOP_GET_ROW_IJ=53,
334                MATOP_RESTORE_ROW_IJ=54,
335                MATOP_GET_COLUMN_IJ=55,
336                MATOP_RESTORE_COLUMN_IJ=56,
337                MATOP_FDCOLORING_CREATE=57,
338                MATOP_COLORING_PATCH=58,
339                MATOP_SET_UNFACTORED=59,
340                MATOP_PERMUTE=60,
341                MATOP_SET_VALUES_BLOCKED=61,
342                MATOP_DESTROY=250,
343                MATOP_VIEW=251
344              } MatOperation;
345 extern int MatHasOperation(Mat,MatOperation,PetscTruth*);
346 extern int MatShellSetOperation(Mat,MatOperation,void *);
347 extern int MatShellGetOperation(Mat,MatOperation,void **);
348 
349 /*
350    Codes for matrices stored on disk. By default they are
351  stored in a universal format. By changing the format with
352  ViewerSetFormat(viewer,VIEWER_FORMAT_BINARY_NATIVE); the matrices will
353  be stored in a way natural for the matrix, for example dense matrices
354  would be stored as dense. Matrices stored this way may only be
355  read into matrices of the same time.
356 */
357 #define MATRIX_BINARY_FORMAT_DENSE -1
358 
359 /*
360      New matrix classes not yet distributed
361 */
362 /*
363     MatAIJIndices is a data structure for storing the nonzero location information
364   for sparse matrices. Several matrices with identical nonzero structure can share
365   the same MatAIJIndices.
366 */
367 typedef struct _p_MatAIJIndices* MatAIJIndices;
368 
369 extern int MatCreateAIJIndices(int,int,int*,int*,PetscTruth,MatAIJIndices*);
370 extern int MatCreateAIJIndicesEmpty(int,int,int*,PetscTruth,MatAIJIndices*);
371 extern int MatAttachAIJIndices(MatAIJIndices,MatAIJIndices*);
372 extern int MatDestroyAIJIndices(MatAIJIndices);
373 extern int MatCopyAIJIndices(MatAIJIndices,MatAIJIndices*);
374 extern int MatValidateAIJIndices(int,MatAIJIndices);
375 extern int MatShiftAIJIndices(MatAIJIndices);
376 extern int MatShrinkAIJIndices(MatAIJIndices);
377 extern int MatTransposeAIJIndices(MatAIJIndices, MatAIJIndices*);
378 
379 extern int MatCreateSeqCSN(MPI_Comm,int,int,int*,int,Mat*);
380 extern int MatCreateSeqCSN_Single(MPI_Comm,int,int,int*,int,Mat*);
381 extern int MatCreateSeqCSNWithPrecision(MPI_Comm,int,int,int*,int,ScalarPrecision,Mat*);
382 
383 extern int MatCreateSeqCSNIndices(MPI_Comm,MatAIJIndices,int,Mat *);
384 extern int MatCreateSeqCSNIndices_Single(MPI_Comm,MatAIJIndices,int,Mat *);
385 extern int MatCreateSeqCSNIndicesWithPrecision(MPI_Comm,MatAIJIndices,int,ScalarPrecision,Mat *);
386 
387 extern int MatMPIBAIJSetHashTableFactor(Mat,double);
388 
389 #endif
390 
391 
392 
393