xref: /petsc/include/petscmat.h (revision 11ca99fd20cfeb10dd1e85d109c38fb94c6872ef)
1 /* $Id: mat.h,v 1.141 1997/08/22 15:20:23 bsmith Exp balay $ */
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 MatAYPX(Scalar *,Mat,Mat);
147 extern int MatCompress(Mat);
148 
149 extern int MatScale(Scalar *,Mat);
150 extern int MatShift(Scalar *,Mat);
151 
152 extern int MatSetLocalToGlobalMapping(Mat, ISLocalToGlobalMapping);
153 extern int MatSetLocalToGlobalMappingBlocked(Mat, ISLocalToGlobalMapping);
154 extern int MatZeroRowsLocal(Mat,IS,Scalar*);
155 extern int MatSetValuesLocal(Mat,int,int*,int,int*,Scalar*,InsertMode);
156 extern int MatSetValuesBlockedLocal(Mat,int,int*,int,int*,Scalar*,InsertMode);
157 
158 /* Routines unique to particular data structures */
159 extern int MatBDiagGetData(Mat,int*,int*,int**,int**,Scalar***);
160 
161 /*
162   These routines are not usually accessed directly, rather solving is
163   done through the SLES, KSP and PC interfaces.
164 */
165 
166 typedef enum {ORDER_NATURAL=0,ORDER_ND=1,ORDER_1WD=2,ORDER_RCM=3,
167               ORDER_QMD=4,ORDER_ROWLENGTH=5,ORDER_FLOW,ORDER_NEW} MatReordering;
168 extern int MatGetReordering(Mat,MatReordering,IS*,IS*);
169 extern int MatGetReorderingTypeFromOptions(char *,MatReordering*);
170 extern int MatReorderingRegister(MatReordering,MatReordering*,char*,int(*)(Mat,MatReordering,IS*,IS*));
171 extern int MatReorderingGetName(MatReordering,char **);
172 extern int MatReorderingRegisterDestroy();
173 extern int MatReorderingRegisterAll();
174 extern int MatReorderingRegisterAllCalled;
175 
176 extern int MatReorderForNonzeroDiagonal(Mat,double,IS,IS);
177 
178 extern int MatCholeskyFactor(Mat,IS,double);
179 extern int MatCholeskyFactorSymbolic(Mat,IS,double,Mat*);
180 extern int MatCholeskyFactorNumeric(Mat,Mat*);
181 
182 extern int MatLUFactor(Mat,IS,IS,double);
183 extern int MatILUFactor(Mat,IS,IS,double,int);
184 extern int MatLUFactorSymbolic(Mat,IS,IS,double,Mat*);
185 extern int MatILUFactorSymbolic(Mat,IS,IS,double,int,Mat*);
186 extern int MatIncompleteCholeskyFactorSymbolic(Mat,IS,double,int,Mat*);
187 extern int MatLUFactorNumeric(Mat,Mat*);
188 extern int MatILUDTFactor(Mat,double,int,IS,IS,Mat *);
189 
190 extern int MatSolve(Mat,Vec,Vec);
191 extern int MatForwardSolve(Mat,Vec,Vec);
192 extern int MatBackwardSolve(Mat,Vec,Vec);
193 extern int MatSolveAdd(Mat,Vec,Vec,Vec);
194 extern int MatSolveTrans(Mat,Vec,Vec);
195 extern int MatSolveTransAdd(Mat,Vec,Vec,Vec);
196 
197 extern int MatSetUnfactored(Mat);
198 
199 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3,
200               SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8,
201               SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16,
202               SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType;
203 extern int MatRelax(Mat,Vec,double,MatSORType,double,int,Vec);
204 
205 typedef enum {SAME_NONZERO_PATTERN,DIFFERENT_NONZERO_PATTERN,SAME_PRECONDITIONER} MatStructure;
206 
207 /*
208     These routines are for efficiently computing Jacobians via finite differences.
209 */
210 typedef enum {COLORING_NATURAL, COLORING_SL, COLORING_LF, COLORING_ID,
211               COLORING_NEW} MatColoring;
212 extern int MatGetColoring(Mat,MatColoring,ISColoring*);
213 extern int MatGetColoringTypeFromOptions(char *,MatColoring*);
214 extern int MatColoringRegister(MatColoring,MatColoring*,char*,int(*)(Mat,MatColoring,ISColoring *));
215 extern int MatColoringRegisterAll();
216 extern int MatColoringRegisterAllCalled;
217 extern int MatColoringRegisterDestroy();
218 extern int MatColoringPatch(Mat,int,int *,ISColoring*);
219 
220 /*
221     Data structures used to compute Jacobian vector products
222   efficiently using finite differences.
223 */
224 #define MAT_FDCOLORING_COOKIE PETSC_COOKIE + 22
225 
226 typedef struct _p_MatFDColoring *MatFDColoring;
227 
228 extern int MatFDColoringCreate(Mat,ISColoring,MatFDColoring *);
229 extern int MatFDColoringDestroy(MatFDColoring);
230 extern int MatFDColoringView(MatFDColoring,Viewer);
231 extern int MatFDColoringSetFunction(MatFDColoring,int (*)(void *,Vec,Vec,void *),void*);
232 extern int MatFDColoringSetParameters(MatFDColoring,double,double);
233 extern int MatFDColoringSetFrequency(MatFDColoring,int);
234 extern int MatFDColoringSetFromOptions(MatFDColoring);
235 extern int MatFDColoringPrintHelp(MatFDColoring);
236 extern int MatFDColoringApply(Mat,MatFDColoring,Vec,MatStructure*,void *);
237 
238 /*
239     If you add entries here you must also add them to FINCLUDE/mat.h
240 */
241 typedef enum { MATOP_SET_VALUES=0,
242                MATOP_GET_ROW=1,
243                MATOP_RESTORE_ROW=2,
244                MATOP_MULT=3,
245                MATOP_MULT_ADD=4,
246                MATOP_MULT_TRANS=5,
247                MATOP_MULT_TRANS_ADD=6,
248                MATOP_SOLVE=7,
249                MATOP_SOLVE_ADD=8,
250                MATOP_SOLVE_TRANS=9,
251                MATOP_SOLVE_TRANS_ADD=10,
252                MATOP_LUFACTOR=11,
253                MATOP_CHOLESKYFACTOR=12,
254                MATOP_RELAX=13,
255                MATOP_TRANSPOSE=14,
256                MATOP_GETINFO=15,
257                MATOP_EQUAL=16,
258                MATOP_GET_DIAGONAL=17,
259                MATOP_DIAGONAL_SCALE=18,
260                MATOP_NORM=19,
261                MATOP_ASSEMBLY_BEGIN=20,
262                MATOP_ASSEMBLY_END=21,
263                MATOP_COMPRESS=22,
264                MATOP_SET_OPTION=23,
265                MATOP_ZERO_ENTRIES=24,
266                MATOP_ZERO_ROWS=25,
267                MATOP_LUFACTOR_SYMBOLIC=26,
268                MATOP_LUFACTOR_NUMERIC=27,
269                MATOP_CHOLESKY_FACTOR_SYMBOLIC=28,
270                MATOP_CHOLESKY_FACTOR_NUMERIC=29,
271                MATOP_GET_SIZE=30,
272                MATOP_GET_LOCAL_SIZE=31,
273                MATOP_GET_OWNERSHIP_RANGE=32,
274                MATOP_ILUFACTOR_SYMBOLIC=33,
275                MATOP_INCOMPLETECHOLESKYFACTOR_SYMBOLIC=34,
276                MATOP_GET_ARRAY=35,
277                MATOP_RESTORE_ARRAY=36,
278 
279                MATOP_CONVERT_SAME_TYPE=37,
280                MATOP_FORWARD_SOLVE=38,
281                MATOP_BACKWARD_SOLVE=39,
282                MATOP_ILUFACTOR=40,
283                MATOP_INCOMPLETECHOLESKYFACTOR=41,
284                MATOP_AXPY=42,
285                MATOP_GET_SUBMATRICES=43,
286                MATOP_INCREASE_OVERLAP=44,
287                MATOP_GET_VALUES=45,
288                MATOP_COPY=46,
289                MATOP_PRINT_HELP=47,
290                MATOP_SCALE=48,
291                MATOP_SHIFT=49,
292                MATOP_DIAGONAL_SHIFT=50,
293                MATOP_ILUDT_FACTOR=51,
294                MATOP_GET_BLOCK_SIZE=52,
295                MATOP_GET_ROW_IJ=53,
296                MATOP_RESTORE_ROW_IJ=54,
297                MATOP_GET_COLUMN_IJ=55,
298                MATOP_RESTORE_COLUMN_IJ=56,
299                MATOP_FDCOLORING_CREATE=57,
300                MATOP_COLORING_PATCH=58,
301                MATOP_SET_UNFACTORED=59,
302                MATOP_PERMUTE=60,
303                MATOP_SET_VALUES_BLOCKED=61,
304                MATOP_DESTROY=250,
305                MATOP_VIEW=251
306              } MatOperation;
307 extern int MatHasOperation(Mat,MatOperation,PetscTruth*);
308 extern int MatShellSetOperation(Mat,MatOperation,void *);
309 extern int MatShellGetOperation(Mat,MatOperation,void **);
310 
311 /*
312    Codes for matrices stored on disk. By default they are
313  stored in a universal format. By changing the format with
314  ViewerSetFormat(viewer,VIEWER_FORMAT_BINARY_NATIVE); the matrices will
315  be stored in a way natural for the matrix, for example dense matrices
316  would be stored as dense. Matrices stored this way may only be
317  read into matrices of the same time.
318 */
319 #define MATRIX_BINARY_FORMAT_DENSE -1
320 
321 /*
322      New matrix classes not yet distributed
323 */
324 /*
325     MatAIJIndices is a data structure for storing the nonzero location information
326   for sparse matrices. Several matrices with identical nonzero structure can share
327   the same MatAIJIndices.
328 */
329 typedef struct _p_MatAIJIndices* MatAIJIndices;
330 
331 extern int MatCreateAIJIndices(int,int,int*,int*,PetscTruth,MatAIJIndices*);
332 extern int MatCreateAIJIndicesEmpty(int,int,int*,PetscTruth,MatAIJIndices*);
333 extern int MatAttachAIJIndices(MatAIJIndices,MatAIJIndices*);
334 extern int MatDestroyAIJIndices(MatAIJIndices);
335 extern int MatCopyAIJIndices(MatAIJIndices,MatAIJIndices*);
336 extern int MatValidateAIJIndices(int,MatAIJIndices);
337 extern int MatShiftAIJIndices(MatAIJIndices);
338 extern int MatShrinkAIJIndices(MatAIJIndices);
339 extern int MatTransposeAIJIndices(MatAIJIndices, MatAIJIndices*);
340 
341 extern int MatCreateSeqCSN(MPI_Comm,int,int,int*,int,Mat*);
342 extern int MatCreateSeqCSN_Single(MPI_Comm,int,int,int*,int,Mat*);
343 extern int MatCreateSeqCSNWithPrecision(MPI_Comm,int,int,int*,int,ScalarPrecision,Mat*);
344 
345 extern int MatCreateSeqCSNIndices(MPI_Comm,MatAIJIndices,int,Mat *);
346 extern int MatCreateSeqCSNIndices_Single(MPI_Comm,MatAIJIndices,int,Mat *);
347 extern int MatCreateSeqCSNIndicesWithPrecision(MPI_Comm,MatAIJIndices,int,ScalarPrecision,Mat *);
348 
349 
350 #endif
351 
352 
353 
354