1 /* $Id: petscmat.h,v 1.228 2001/09/07 20:09:08 bsmith Exp $ */ 2 /* 3 Include file for the matrix component of PETSc 4 */ 5 #ifndef __PETSCMAT_H 6 #define __PETSCMAT_H 7 #include "petscvec.h" 8 9 /*S 10 Mat - Abstract PETSc matrix object 11 12 Level: beginner 13 14 Concepts: matrix; linear operator 15 16 .seealso: MatCreate(), MatType, MatSetType() 17 S*/ 18 typedef struct _p_Mat* Mat; 19 20 /*E 21 MatType - String with the name of a PETSc matrix or the creation function 22 with an optional dynamic library name, for example 23 http://www.mcs.anl.gov/petsc/lib.a:mymatcreate() 24 25 Level: beginner 26 27 .seealso: MatSetType(), Mat 28 E*/ 29 #define MATSAME "same" 30 #define MATSEQMAIJ "seqmaij" 31 #define MATMPIMAIJ "mpimaij" 32 #define MATIS "is" 33 #define MATMPIROWBS "mpirowbs" 34 #define MATSEQDENSE "seqdense" 35 #define MATSEQAIJ "seqaij" 36 #define MATMPIAIJ "mpiaij" 37 #define MATSHELL "shell" 38 #define MATSEQBDIAG "seqbdiag" 39 #define MATMPIBDIAG "mpibdiag" 40 #define MATMPIDENSE "mpidense" 41 #define MATSEQBAIJ "seqbaij" 42 #define MATMPIBAIJ "mpibaij" 43 #define MATMPIADJ "mpiadj" 44 #define MATSEQSBAIJ "seqsbaij" 45 #define MATMPISBAIJ "mpisbaij" 46 #define MATDAAD "daad" 47 #define MATMFFD "mffd" 48 #define MATESI "esi" 49 #define MATPETSCESI "petscesi" 50 #define MATNORMAL "normal" 51 typedef char* MatType; 52 53 #define MAT_SER_SEQAIJ_BINARY "seqaij_binary" 54 #define MAT_SER_MPIAIJ_BINARY "mpiaij_binary" 55 typedef char *MatSerializeType; 56 57 /* Logging support */ 58 #define MAT_FILE_COOKIE 1211216 /* used to indicate matrices in binary files */ 59 extern int MAT_COOKIE; 60 extern int MATSNESMFCTX_COOKIE; 61 extern int MAT_FDCOLORING_COOKIE; 62 extern int MAT_PARTITIONING_COOKIE; 63 extern int MAT_NULLSPACE_COOKIE; 64 extern int MAT_Mult, MAT_MultMatrixFree, MAT_MultMultiple, MAT_MultConstrained, MAT_MultAdd, MAT_MultTranspose; 65 extern int MAT_MultTransposeConstrained, MAT_MultTransposeAdd, MAT_Solve, MAT_SolveMultiple, MAT_SolveAdd, MAT_SolveTranspose; 66 extern int MAT_SolveTransposeAdd, MAT_Relax, MAT_ForwardSolve, MAT_BackwardSolve, MAT_LUFactor, MAT_LUFactorSymbolic; 67 extern int MAT_LUFactorNumeric, MAT_CholeskyFactor, MAT_CholeskyFactorSymbolic, MAT_CholeskyFactorNumeric, MAT_ILUFactor; 68 extern int MAT_ILUFactorSymbolic, MAT_ICCFactorSymbolic, MAT_Copy, MAT_Convert, MAT_Scale, MAT_AssemblyBegin; 69 extern int MAT_AssemblyEnd, MAT_SetValues, MAT_GetValues, MAT_GetRow, MAT_GetSubMatrices, MAT_GetColoring, MAT_GetOrdering; 70 extern int MAT_IncreaseOverlap, MAT_Partitioning, MAT_ZeroEntries, MAT_Load, MAT_View, MAT_AXPY, MAT_FDColoringCreate; 71 extern int MAT_FDColoringApply, MAT_Transpose; 72 73 EXTERN int MatInitializePackage(char *); 74 75 EXTERN int MatCreate(MPI_Comm,int,int,int,int,Mat*); 76 EXTERN int MatSetType(Mat,MatType); 77 EXTERN int MatSetFromOptions(Mat); 78 EXTERN int MatSetUpPreallocation(Mat); 79 EXTERN int MatRegisterAll(char*); 80 EXTERN int MatRegister(char*,char*,char*,int(*)(Mat)); 81 EXTERN int MatSerializeRegister(const char [], const char [], const char [], int (*)(MPI_Comm, Mat *, PetscViewer, PetscTruth)); 82 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 83 #define MatRegisterDynamic(a,b,c,d) MatRegister(a,b,c,0) 84 #define MatSerializeRegisterDynamic(a,b,c,d) MatSerializeRegister(a,b,c,0) 85 #else 86 #define MatRegisterDynamic(a,b,c,d) MatRegister(a,b,c,d) 87 #define MatSerializeRegisterDynamic(a,b,c,d) MatSerializeRegister(a,b,c,d) 88 #endif 89 extern PetscTruth MatRegisterAllCalled; 90 extern PetscFList MatList; 91 92 EXTERN PetscFList MatSerializeList; 93 EXTERN int MatSerializeRegisterAll(const char []); 94 EXTERN int MatSerializeRegisterDestroy(void); 95 EXTERN int MatSerializeRegisterAllCalled; 96 EXTERN int MatSerialize(MPI_Comm, Mat *, PetscViewer, PetscTruth); 97 EXTERN int MatSetSerializeType(Mat, MatSerializeType); 98 99 EXTERN int MatCreateSeqDense(MPI_Comm,int,int,PetscScalar*,Mat*); 100 EXTERN int MatCreateMPIDense(MPI_Comm,int,int,int,int,PetscScalar*,Mat*); 101 EXTERN int MatCreateSeqAIJ(MPI_Comm,int,int,int,int*,Mat*); 102 EXTERN int MatCreateMPIAIJ(MPI_Comm,int,int,int,int,int,int*,int,int*,Mat*); 103 EXTERN int MatCreateMPIRowbs(MPI_Comm,int,int,int,int*,Mat*); 104 EXTERN int MatCreateSeqBDiag(MPI_Comm,int,int,int,int,int*,PetscScalar**,Mat*); 105 EXTERN int MatCreateMPIBDiag(MPI_Comm,int,int,int,int,int,int*,PetscScalar**,Mat*); 106 EXTERN int MatCreateSeqBAIJ(MPI_Comm,int,int,int,int,int*,Mat*); 107 EXTERN int MatCreateMPIBAIJ(MPI_Comm,int,int,int,int,int,int,int*,int,int*,Mat*); 108 EXTERN int MatCreateMPIAdj(MPI_Comm,int,int,int*,int*,int *,Mat*); 109 EXTERN int MatCreateSeqSBAIJ(MPI_Comm,int,int,int,int,int*,Mat*); 110 EXTERN int MatCreateMPISBAIJ(MPI_Comm,int,int,int,int,int,int,int*,int,int*,Mat*); 111 EXTERN int MatCreateShell(MPI_Comm,int,int,int,int,void *,Mat*); 112 EXTERN int MatCreateAdic(MPI_Comm,int,int,int,int,int,void (*)(void),Mat*); 113 EXTERN int MatCreateNormal(Mat,Mat*); 114 EXTERN int MatDestroy(Mat); 115 116 EXTERN int MatPrintHelp(Mat); 117 EXTERN int MatGetPetscMaps(Mat,PetscMap*,PetscMap*); 118 119 /* ------------------------------------------------------------*/ 120 EXTERN int MatSetValues(Mat,int,int*,int,int*,PetscScalar*,InsertMode); 121 EXTERN int MatSetValuesBlocked(Mat,int,int*,int,int*,PetscScalar*,InsertMode); 122 123 /*S 124 MatStencil - Data structure (C struct) for storing information about a single row or 125 column of a matrix as index on an associated grid. 126 127 Level: beginner 128 129 Concepts: matrix; linear operator 130 131 .seealso: MatSetValuesStencil(), MatSetStencil() 132 S*/ 133 typedef struct { 134 int k,j,i,c; 135 } MatStencil; 136 137 EXTERN int MatSetValuesStencil(Mat,int,MatStencil*,int,MatStencil*,PetscScalar*,InsertMode); 138 EXTERN int MatSetValuesBlockedStencil(Mat,int,MatStencil*,int,MatStencil*,PetscScalar*,InsertMode); 139 EXTERN int MatSetStencil(Mat,int,int*,int*,int); 140 141 EXTERN int MatSetColoring(Mat,ISColoring); 142 EXTERN int MatSetValuesAdic(Mat,void*); 143 EXTERN int MatSetValuesAdifor(Mat,int,void*); 144 145 /*E 146 MatAssemblyType - Indicates if the matrix is now to be used, or if you plan 147 to continue to add values to it 148 149 Level: beginner 150 151 .seealso: MatAssemblyBegin(), MatAssemblyEnd() 152 E*/ 153 typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType; 154 EXTERN int MatAssemblyBegin(Mat,MatAssemblyType); 155 EXTERN int MatAssemblyEnd(Mat,MatAssemblyType); 156 EXTERN int MatAssembled(Mat,PetscTruth*); 157 158 #define MatSetValue(v,i,j,va,mode) \ 159 0; {int _ierr,_row = i,_col = j; PetscScalar _va = va; \ 160 _ierr = MatSetValues(v,1,&_row,1,&_col,&_va,mode);CHKERRQ(_ierr); \ 161 } 162 #define MatGetValue(v,i,j,va) \ 163 0; {int _ierr,_row = i,_col = j; \ 164 _ierr = MatGetValues(v,1,&_row,1,&_col,&va);CHKERRQ(_ierr); \ 165 } 166 #define MatSetValueLocal(v,i,j,va,mode) \ 167 0; {int _ierr,_row = i,_col = j; PetscScalar _va = va; \ 168 _ierr = MatSetValuesLocal(v,1,&_row,1,&_col,&_va,mode);CHKERRQ(_ierr); \ 169 } 170 /*E 171 MatOption - Options that may be set for a matrix and its behavior or storage 172 173 Level: beginner 174 175 Any additions/changes here MUST also be made in include/finclude/petscmat.h 176 177 .seealso: MatSetOption() 178 E*/ 179 typedef enum {MAT_ROW_ORIENTED=1,MAT_COLUMN_ORIENTED=2,MAT_ROWS_SORTED=4, 180 MAT_COLUMNS_SORTED=8,MAT_NO_NEW_NONZERO_LOCATIONS=16, 181 MAT_YES_NEW_NONZERO_LOCATIONS=32,MAT_SYMMETRIC=64, 182 MAT_STRUCTURALLY_SYMMETRIC=65,MAT_NO_NEW_DIAGONALS=66, 183 MAT_YES_NEW_DIAGONALS=67,MAT_INODE_LIMIT_1=68,MAT_INODE_LIMIT_2=69, 184 MAT_INODE_LIMIT_3=70,MAT_INODE_LIMIT_4=71,MAT_INODE_LIMIT_5=72, 185 MAT_IGNORE_OFF_PROC_ENTRIES=73,MAT_ROWS_UNSORTED=74, 186 MAT_COLUMNS_UNSORTED=75,MAT_NEW_NONZERO_LOCATION_ERR=76, 187 MAT_NEW_NONZERO_ALLOCATION_ERR=77,MAT_USE_HASH_TABLE=78, 188 MAT_KEEP_ZEROED_ROWS=79,MAT_IGNORE_ZERO_ENTRIES=80,MAT_USE_INODES=81, 189 MAT_DO_NOT_USE_INODES=82,MAT_USE_SINGLE_PRECISION_SOLVES=83} MatOption; 190 EXTERN int MatSetOption(Mat,MatOption); 191 EXTERN int MatGetType(Mat,MatType*); 192 193 EXTERN int MatGetValues(Mat,int,int*,int,int*,PetscScalar*); 194 EXTERN int MatGetRow(Mat,int,int *,int **,PetscScalar**); 195 EXTERN int MatRestoreRow(Mat,int,int *,int **,PetscScalar**); 196 EXTERN int MatGetColumn(Mat,int,int *,int **,PetscScalar**); 197 EXTERN int MatRestoreColumn(Mat,int,int *,int **,PetscScalar**); 198 EXTERN int MatGetColumnVector(Mat,Vec,int); 199 EXTERN int MatGetArray(Mat,PetscScalar **); 200 EXTERN int MatRestoreArray(Mat,PetscScalar **); 201 EXTERN int MatGetBlockSize(Mat,int *); 202 203 EXTERN int MatMult(Mat,Vec,Vec); 204 EXTERN int MatMultAdd(Mat,Vec,Vec,Vec); 205 EXTERN int MatMultTranspose(Mat,Vec,Vec); 206 EXTERN int MatMultTransposeAdd(Mat,Vec,Vec,Vec); 207 EXTERN int MatMultConstrained(Mat,Vec,Vec); 208 EXTERN int MatMultTransposeConstrained(Mat,Vec,Vec); 209 210 /*E 211 MatDuplicateOption - Indicates if a duplicated sparse matrix should have 212 its numerical values copied over or just its nonzero structure. 213 214 Level: beginner 215 216 Any additions/changes here MUST also be made in include/finclude/petscmat.h 217 218 .seealso: MatDuplicate() 219 E*/ 220 typedef enum {MAT_DO_NOT_COPY_VALUES,MAT_COPY_VALUES} MatDuplicateOption; 221 222 EXTERN int MatConvertRegister(char*,char*,char*,int (*)(Mat,MatType,Mat*)); 223 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 224 #define MatConvertRegisterDynamic(a,b,c,d) MatConvertRegister(a,b,c,0) 225 #else 226 #define MatConvertRegisterDynamic(a,b,c,d) MatConvertRegister(a,b,c,d) 227 #endif 228 EXTERN int MatConvertRegisterAll(char*); 229 EXTERN int MatConvertRegisterDestroy(void); 230 extern PetscTruth MatConvertRegisterAllCalled; 231 extern PetscFList MatConvertList; 232 EXTERN int MatConvert(Mat,MatType,Mat*); 233 EXTERN int MatDuplicate(Mat,MatDuplicateOption,Mat*); 234 235 /*E 236 MatStructure - Indicates if the matrix has the same nonzero structure 237 238 Level: beginner 239 240 Any additions/changes here MUST also be made in include/finclude/petscmat.h 241 242 .seealso: MatCopy(), SLESSetOperators(), PCSetOperators() 243 E*/ 244 typedef enum {SAME_NONZERO_PATTERN,DIFFERENT_NONZERO_PATTERN,SAME_PRECONDITIONER} MatStructure; 245 246 EXTERN int MatCopy(Mat,Mat,MatStructure); 247 EXTERN int MatView(Mat,PetscViewer); 248 249 EXTERN int MatLoadRegister(char*,char*,char*,int (*)(PetscViewer,MatType,Mat*)); 250 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 251 #define MatLoadRegisterDynamic(a,b,c,d) MatLoadRegister(a,b,c,0) 252 #else 253 #define MatLoadRegisterDynamic(a,b,c,d) MatLoadRegister(a,b,c,d) 254 #endif 255 EXTERN int MatLoadRegisterAll(char*); 256 EXTERN int MatLoadRegisterDestroy(void); 257 extern PetscTruth MatLoadRegisterAllCalled; 258 extern PetscFList MatLoadList; 259 EXTERN int MatLoad(PetscViewer,MatType,Mat*); 260 EXTERN int MatFileMerge(MPI_Comm,char*,char*); 261 262 EXTERN int MatGetRowIJ(Mat,int,PetscTruth,int*,int **,int **,PetscTruth *); 263 EXTERN int MatRestoreRowIJ(Mat,int,PetscTruth,int *,int **,int **,PetscTruth *); 264 EXTERN int MatGetColumnIJ(Mat,int,PetscTruth,int*,int **,int **,PetscTruth *); 265 EXTERN int MatRestoreColumnIJ(Mat,int,PetscTruth,int *,int **,int **,PetscTruth *); 266 267 /*S 268 MatInfo - Context of matrix information, used with MatGetInfo() 269 270 In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE 271 272 Level: intermediate 273 274 Concepts: matrix^nonzero information 275 276 .seealso: MatGetInfo(), MatInfoType 277 S*/ 278 typedef struct { 279 PetscLogDouble rows_global,columns_global; /* number of global rows and columns */ 280 PetscLogDouble rows_local,columns_local; /* number of local rows and columns */ 281 PetscLogDouble block_size; /* block size */ 282 PetscLogDouble nz_allocated,nz_used,nz_unneeded; /* number of nonzeros */ 283 PetscLogDouble memory; /* memory allocated */ 284 PetscLogDouble assemblies; /* number of matrix assemblies called */ 285 PetscLogDouble mallocs; /* number of mallocs during MatSetValues() */ 286 PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */ 287 PetscLogDouble factor_mallocs; /* number of mallocs during factorization */ 288 } MatInfo; 289 290 /*E 291 MatInfoType - Indicates if you want information about the local part of the matrix, 292 the entire parallel matrix or the maximum over all the local parts. 293 294 Level: beginner 295 296 Any additions/changes here MUST also be made in include/finclude/petscmat.h 297 298 .seealso: MatGetInfo(), MatInfo 299 E*/ 300 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType; 301 EXTERN int MatGetInfo(Mat,MatInfoType,MatInfo*); 302 EXTERN int MatValid(Mat,PetscTruth*); 303 EXTERN int MatGetDiagonal(Mat,Vec); 304 EXTERN int MatGetRowMax(Mat,Vec); 305 EXTERN int MatTranspose(Mat,Mat*); 306 EXTERN int MatPermute(Mat,IS,IS,Mat *); 307 EXTERN int MatPermuteSparsify(Mat,int,PetscReal,PetscReal,IS,IS,Mat *); 308 EXTERN int MatDiagonalScale(Mat,Vec,Vec); 309 EXTERN int MatDiagonalSet(Mat,Vec,InsertMode); 310 EXTERN int MatEqual(Mat,Mat,PetscTruth*); 311 312 EXTERN int MatNorm(Mat,NormType,PetscReal *); 313 EXTERN int MatZeroEntries(Mat); 314 EXTERN int MatZeroRows(Mat,IS,PetscScalar*); 315 EXTERN int MatZeroColumns(Mat,IS,PetscScalar*); 316 317 EXTERN int MatUseScaledForm(Mat,PetscTruth); 318 EXTERN int MatScaleSystem(Mat,Vec,Vec); 319 EXTERN int MatUnScaleSystem(Mat,Vec,Vec); 320 321 EXTERN int MatGetSize(Mat,int*,int*); 322 EXTERN int MatGetLocalSize(Mat,int*,int*); 323 EXTERN int MatGetOwnershipRange(Mat,int*,int*); 324 325 /*E 326 MatReuse - Indicates if matrices obtained from a previous call to MatGetSubMatrices() 327 or MatGetSubMatrix() are to be reused to store the new matrix values. 328 329 Level: beginner 330 331 Any additions/changes here MUST also be made in include/finclude/petscmat.h 332 333 .seealso: MatGetSubMatrices(), MatGetSubMatrix(), MatDestroyMatrices() 334 E*/ 335 typedef enum {MAT_INITIAL_MATRIX,MAT_REUSE_MATRIX} MatReuse; 336 EXTERN int MatGetSubMatrices(Mat,int,IS *,IS *,MatReuse,Mat **); 337 EXTERN int MatDestroyMatrices(int,Mat **); 338 EXTERN int MatGetSubMatrix(Mat,IS,IS,int,MatReuse,Mat *); 339 340 EXTERN int MatIncreaseOverlap(Mat,int,IS *,int); 341 342 EXTERN int MatAXPY(PetscScalar *,Mat,Mat,MatStructure); 343 EXTERN int MatAYPX(PetscScalar *,Mat,Mat); 344 EXTERN int MatCompress(Mat); 345 346 EXTERN int MatScale(PetscScalar *,Mat); 347 EXTERN int MatShift(PetscScalar *,Mat); 348 349 EXTERN int MatSetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping); 350 EXTERN int MatSetLocalToGlobalMappingBlock(Mat,ISLocalToGlobalMapping); 351 EXTERN int MatZeroRowsLocal(Mat,IS,PetscScalar*); 352 EXTERN int MatSetValuesLocal(Mat,int,int*,int,int*,PetscScalar*,InsertMode); 353 EXTERN int MatSetValuesBlockedLocal(Mat,int,int*,int,int*,PetscScalar*,InsertMode); 354 355 EXTERN int MatSetStashInitialSize(Mat,int,int); 356 357 EXTERN int MatInterpolateAdd(Mat,Vec,Vec,Vec); 358 EXTERN int MatInterpolate(Mat,Vec,Vec); 359 EXTERN int MatRestrict(Mat,Vec,Vec); 360 361 /* 362 These three (or four) macros MUST be used together. The third one closes the open { of the first one 363 */ 364 #define MatPreallocateInitialize(comm,nrows,ncols,dnz,onz) 0; \ 365 { \ 366 int _4_ierr,__tmp = (nrows),__ctmp = (ncols),__rstart,__start,__end; \ 367 _4_ierr = PetscMalloc(2*__tmp*sizeof(int),&dnz);CHKERRQ(_4_ierr);onz = dnz + __tmp;\ 368 _4_ierr = PetscMemzero(dnz,2*__tmp*sizeof(int));CHKERRQ(_4_ierr);\ 369 _4_ierr = MPI_Scan(&__ctmp,&__end,1,MPI_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __start = __end - __ctmp;\ 370 _4_ierr = MPI_Scan(&__tmp,&__rstart,1,MPI_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __rstart = __rstart - __tmp; 371 372 #define MatPreallocateSetLocal(map,nrows,rows,ncols,cols,dnz,onz) 0;\ 373 {\ 374 int __l;\ 375 _4_ierr = ISLocalToGlobalMappingApply(map,nrows,rows,rows);CHKERRQ(_4_ierr);\ 376 _4_ierr = ISLocalToGlobalMappingApply(map,ncols,cols,cols);CHKERRQ(_4_ierr);\ 377 for (__l=0;__l<nrows;__l++) {\ 378 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 379 }\ 380 } 381 382 #define MatPreallocateSymmetricSetLocal(map,nrows,rows,ncols,cols,dnz,onz) 0;\ 383 {\ 384 int __l;\ 385 _4_ierr = ISLocalToGlobalMappingApply(map,nrows,rows,rows);CHKERRQ(_4_ierr);\ 386 _4_ierr = ISLocalToGlobalMappingApply(map,ncols,cols,cols);CHKERRQ(_4_ierr);\ 387 for (__l=0;__l<nrows;__l++) {\ 388 _4_ierr = MatPreallocateSymmetricSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 389 }\ 390 } 391 392 #define MatPreallocateSet(row,nc,cols,dnz,onz) 0;\ 393 { int __i; \ 394 for (__i=0; __i<nc; __i++) {\ 395 if (cols[__i] < __start || cols[__i] >= __end) onz[row - __rstart]++; \ 396 }\ 397 dnz[row - __rstart] = nc - onz[row - __rstart];\ 398 } 399 400 #define MatPreallocateSymmetricSet(row,nc,cols,dnz,onz) 0;\ 401 { int __i; \ 402 for (__i=0; __i<nc; __i++) {\ 403 if (cols[__i] >= __end) onz[row - __rstart]++; \ 404 else if (cols[__i] >= row) dnz[row - __rstart]++;\ 405 }\ 406 } 407 408 #define MatPreallocateFinalize(dnz,onz) 0;_4_ierr = PetscFree(dnz);CHKERRQ(_4_ierr);} 409 410 /* Routines unique to particular data structures */ 411 EXTERN int MatShellGetContext(Mat,void **); 412 413 EXTERN int MatBDiagGetData(Mat,int*,int*,int**,int**,PetscScalar***); 414 EXTERN int MatSeqAIJSetColumnIndices(Mat,int *); 415 EXTERN int MatSeqBAIJSetColumnIndices(Mat,int *); 416 EXTERN int MatCreateSeqAIJWithArrays(MPI_Comm,int,int,int*,int*,PetscScalar *,Mat*); 417 418 EXTERN int MatSeqBAIJSetPreallocation(Mat,int,int,int*); 419 EXTERN int MatSeqSBAIJSetPreallocation(Mat,int,int,int*); 420 EXTERN int MatSeqAIJSetPreallocation(Mat,int,int*); 421 EXTERN int MatSeqDensePreallocation(Mat,PetscScalar*); 422 EXTERN int MatSeqBDiagSetPreallocation(Mat,int,int,int*,PetscScalar**); 423 EXTERN int MatSeqDenseSetPreallocation(Mat,PetscScalar*); 424 425 EXTERN int MatMPIBAIJSetPreallocation(Mat,int,int,int*,int,int*); 426 EXTERN int MatMPISBAIJSetPreallocation(Mat,int,int,int*,int,int*); 427 EXTERN int MatMPIAIJSetPreallocation(Mat,int,int*,int,int*); 428 EXTERN int MatMPIDensePreallocation(Mat,PetscScalar*); 429 EXTERN int MatMPIBDiagSetPreallocation(Mat,int,int,int*,PetscScalar**); 430 EXTERN int MatMPIAdjSetPreallocation(Mat,int*,int*,int*); 431 EXTERN int MatMPIDenseSetPreallocation(Mat,PetscScalar*); 432 EXTERN int MatMPIRowbsSetPreallocation(Mat,int,int*); 433 EXTERN int MatMPIAIJGetSeqAIJ(Mat,Mat*,Mat*,int**); 434 EXTERN int MatMPIBAIJGetSeqBAIJ(Mat,Mat*,Mat*,int**); 435 EXTERN int MatAdicSetLocalFunction(Mat,void (*)(void)); 436 437 EXTERN int MatStoreValues(Mat); 438 EXTERN int MatRetrieveValues(Mat); 439 440 EXTERN int MatDAADSetCtx(Mat,void*); 441 442 /* 443 These routines are not usually accessed directly, rather solving is 444 done through the SLES, KSP and PC interfaces. 445 */ 446 447 /*E 448 MatOrderingType - String with the name of a PETSc matrix ordering or the creation function 449 with an optional dynamic library name, for example 450 http://www.mcs.anl.gov/petsc/lib.a:orderingcreate() 451 452 Level: beginner 453 454 .seealso: MatGetOrdering() 455 E*/ 456 typedef char* MatOrderingType; 457 #define MATORDERING_NATURAL "natural" 458 #define MATORDERING_ND "nd" 459 #define MATORDERING_1WD "1wd" 460 #define MATORDERING_RCM "rcm" 461 #define MATORDERING_QMD "qmd" 462 #define MATORDERING_ROWLENGTH "rowlength" 463 #define MATORDERING_DSC_ND "dsc_nd" 464 #define MATORDERING_DSC_MMD "dsc_mmd" 465 #define MATORDERING_DSC_MDF "dsc_mdf" 466 #define MATORDERING_CONSTRAINED "constrained" 467 #define MATORDERING_IDENTITY "identity" 468 #define MATORDERING_REVERSE "reverse" 469 470 EXTERN int MatGetOrdering(Mat,MatOrderingType,IS*,IS*); 471 EXTERN int MatOrderingRegister(char*,char*,char*,int(*)(Mat,MatOrderingType,IS*,IS*)); 472 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 473 #define MatOrderingRegisterDynamic(a,b,c,d) MatOrderingRegister(a,b,c,0) 474 #else 475 #define MatOrderingRegisterDynamic(a,b,c,d) MatOrderingRegister(a,b,c,d) 476 #endif 477 EXTERN int MatOrderingRegisterDestroy(void); 478 EXTERN int MatOrderingRegisterAll(char*); 479 extern PetscTruth MatOrderingRegisterAllCalled; 480 extern PetscFList MatOrderingList; 481 482 EXTERN int MatReorderForNonzeroDiagonal(Mat,PetscReal,IS,IS); 483 484 EXTERN int MatCholeskyFactor(Mat,IS,PetscReal); 485 EXTERN int MatCholeskyFactorSymbolic(Mat,IS,PetscReal,Mat*); 486 EXTERN int MatCholeskyFactorNumeric(Mat,Mat*); 487 488 /*S 489 MatILUInfo - Data based into the matrix ILU factorization routines 490 491 In Fortran these are simply double precision arrays of size MAT_ILUINFO_SIZE 492 493 Notes: These are not usually directly used by users, instead use the PC type of ILU 494 All entries are double precision. 495 496 Level: developer 497 498 .seealso: MatILUFactorSymbolic(), MatILUFactor(), MatLUInfo, MatCholeskyInfo 499 500 S*/ 501 typedef struct { 502 PetscReal levels; /* ILU(levels) */ 503 PetscReal fill; /* expected fill; nonzeros in factored matrix/nonzeros in original matrix*/ 504 PetscReal diagonal_fill; /* force diagonal to fill in if initially not filled */ 505 PetscReal dt; /* drop tolerance */ 506 PetscReal dtcol; /* tolerance for pivoting */ 507 PetscReal dtcount; /* maximum nonzeros to be allowed per row */ 508 PetscReal damping; /* scaling of identity added to matrix to prevent zero pivots */ 509 PetscReal damp; /* if is 1.0 and factorization fails, damp until successful */ 510 PetscReal zeropivot; /* pivot is called zero if less than this */ 511 PetscReal pivotinblocks; /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0 512 factorization may be faster if do not pivot */ 513 } MatILUInfo; 514 515 /*S 516 MatLUInfo - Data based into the matrix LU factorization routines 517 518 In Fortran these are simply double precision arrays of size MAT_LUINFO_SIZE 519 520 Notes: These are not usually directly used by users, instead use the PC type of LU 521 All entries are double precision. 522 523 Level: developer 524 525 .seealso: MatLUFactorSymbolic(), MatILUInfo, MatCholeskyInfo 526 527 S*/ 528 typedef struct { 529 PetscReal fill; /* expected fill; nonzeros in factored matrix/nonzeros in original matrix */ 530 PetscReal dtcol; /* tolerance for pivoting; pivot if off_diagonal*dtcol > diagonal */ 531 PetscReal damping; /* scaling of identity added to matrix to prevent zero pivots */ 532 PetscReal zeropivot; /* pivot is called zero if less than this */ 533 PetscReal pivotinblocks; /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0 534 factorization may be faster if do not pivot */ 535 } MatLUInfo; 536 537 /*S 538 MatCholeskyInfo - Data based into the matrix Cholesky factorization routines 539 540 In Fortran these are simply double precision arrays of size MAT_CHOLESKYINFO_SIZE 541 542 Notes: These are not usually directly used by users, instead use the PC type of Cholesky 543 All entries are double precision. 544 545 Level: developer 546 547 .seealso: MatCholeskyFactorSymbolic(), MatLUInfo, MatILUInfo 548 549 S*/ 550 typedef struct { 551 PetscReal fill; /* expected fill; nonzeros in factored matrix/nonzeros in original matrix */ 552 PetscReal damping; /* scaling of identity added to matrix to prevent zero pivots */ 553 PetscReal pivotinblocks; /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0 554 factorization may be faster if do not pivot */ 555 } MatCholeskyInfo; 556 557 EXTERN int MatLUFactor(Mat,IS,IS,MatLUInfo*); 558 EXTERN int MatILUFactor(Mat,IS,IS,MatILUInfo*); 559 EXTERN int MatLUFactorSymbolic(Mat,IS,IS,MatLUInfo*,Mat*); 560 EXTERN int MatILUFactorSymbolic(Mat,IS,IS,MatILUInfo*,Mat*); 561 EXTERN int MatICCFactorSymbolic(Mat,IS,PetscReal,int,Mat*); 562 EXTERN int MatICCFactor(Mat,IS,PetscReal,int); 563 EXTERN int MatLUFactorNumeric(Mat,Mat*); 564 EXTERN int MatILUDTFactor(Mat,MatILUInfo*,IS,IS,Mat *); 565 566 EXTERN int MatSolve(Mat,Vec,Vec); 567 EXTERN int MatForwardSolve(Mat,Vec,Vec); 568 EXTERN int MatBackwardSolve(Mat,Vec,Vec); 569 EXTERN int MatSolveAdd(Mat,Vec,Vec,Vec); 570 EXTERN int MatSolveTranspose(Mat,Vec,Vec); 571 EXTERN int MatSolveTransposeAdd(Mat,Vec,Vec,Vec); 572 573 EXTERN int MatSetUnfactored(Mat); 574 575 /* MatSORType may be bitwise ORd together, so do not change the numbers */ 576 /*E 577 MatSORType - What type of (S)SOR to perform 578 579 Level: beginner 580 581 May be bitwise ORd together 582 583 Any additions/changes here MUST also be made in include/finclude/petscmat.h 584 585 .seealso: MatRelax() 586 E*/ 587 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3, 588 SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8, 589 SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16, 590 SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType; 591 EXTERN int MatRelax(Mat,Vec,PetscReal,MatSORType,PetscReal,int,int,Vec); 592 593 /* 594 These routines are for efficiently computing Jacobians via finite differences. 595 */ 596 597 /*E 598 MatColoringType - String with the name of a PETSc matrix coloring or the creation function 599 with an optional dynamic library name, for example 600 http://www.mcs.anl.gov/petsc/lib.a:coloringcreate() 601 602 Level: beginner 603 604 .seealso: MatGetColoring() 605 E*/ 606 typedef char* MatColoringType; 607 #define MATCOLORING_NATURAL "natural" 608 #define MATCOLORING_SL "sl" 609 #define MATCOLORING_LF "lf" 610 #define MATCOLORING_ID "id" 611 612 EXTERN int MatGetColoring(Mat,MatColoringType,ISColoring*); 613 EXTERN int MatColoringRegister(char*,char*,char*,int(*)(Mat,MatColoringType,ISColoring *)); 614 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 615 #define MatColoringRegisterDynamic(a,b,c,d) MatColoringRegister(a,b,c,0) 616 #else 617 #define MatColoringRegisterDynamic(a,b,c,d) MatColoringRegister(a,b,c,d) 618 #endif 619 EXTERN int MatColoringRegisterAll(char *); 620 extern PetscTruth MatColoringRegisterAllCalled; 621 EXTERN int MatColoringRegisterDestroy(void); 622 EXTERN int MatColoringPatch(Mat,int,int,int *,ISColoring*); 623 624 /*S 625 MatFDColoring - Object for computing a sparse Jacobian via finite differences 626 and coloring 627 628 Level: beginner 629 630 Concepts: coloring, sparse Jacobian, finite differences 631 632 .seealso: MatFDColoringCreate() 633 S*/ 634 typedef struct _p_MatFDColoring *MatFDColoring; 635 636 EXTERN int MatFDColoringCreate(Mat,ISColoring,MatFDColoring *); 637 EXTERN int MatFDColoringDestroy(MatFDColoring); 638 EXTERN int MatFDColoringView(MatFDColoring,PetscViewer); 639 EXTERN int MatFDColoringSetFunction(MatFDColoring,int (*)(void),void*); 640 EXTERN int MatFDColoringSetParameters(MatFDColoring,PetscReal,PetscReal); 641 EXTERN int MatFDColoringSetFrequency(MatFDColoring,int); 642 EXTERN int MatFDColoringGetFrequency(MatFDColoring,int*); 643 EXTERN int MatFDColoringSetFromOptions(MatFDColoring); 644 EXTERN int MatFDColoringApply(Mat,MatFDColoring,Vec,MatStructure*,void *); 645 EXTERN int MatFDColoringApplyTS(Mat,MatFDColoring,PetscReal,Vec,MatStructure*,void *); 646 EXTERN int MatFDColoringSetRecompute(MatFDColoring); 647 EXTERN int MatFDColoringSetF(MatFDColoring,Vec); 648 EXTERN int MatFDColoringGetPerturbedColumns(MatFDColoring,int*,int**); 649 /* 650 These routines are for partitioning matrices: currently used only 651 for adjacency matrix, MatCreateMPIAdj(). 652 */ 653 654 /*S 655 MatPartitioning - Object for managing the partitioning of a matrix or graph 656 657 Level: beginner 658 659 Concepts: partitioning 660 661 .seealso: MatParitioningCreate(), MatPartitioningType 662 S*/ 663 typedef struct _p_MatPartitioning *MatPartitioning; 664 665 /*E 666 MatPartitioningType - String with the name of a PETSc matrix partitioing or the creation function 667 with an optional dynamic library name, for example 668 http://www.mcs.anl.gov/petsc/lib.a:partitioningcreate() 669 670 Level: beginner 671 672 .seealso: MatPartitioingCreate(), MatPartitioning 673 E*/ 674 typedef char* MatPartitioningType; 675 #define MAT_PARTITIONING_CURRENT "current" 676 #define MAT_PARTITIONING_PARMETIS "parmetis" 677 678 EXTERN int MatPartitioningCreate(MPI_Comm,MatPartitioning*); 679 EXTERN int MatPartitioningSetType(MatPartitioning,MatPartitioningType); 680 EXTERN int MatPartitioningSetAdjacency(MatPartitioning,Mat); 681 EXTERN int MatPartitioningSetVertexWeights(MatPartitioning,int*); 682 EXTERN int MatPartitioningApply(MatPartitioning,IS*); 683 EXTERN int MatPartitioningDestroy(MatPartitioning); 684 685 EXTERN int MatPartitioningRegister(char*,char*,char*,int(*)(MatPartitioning)); 686 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 687 #define MatPartitioningRegisterDynamic(a,b,c,d) MatPartitioningRegister(a,b,c,0) 688 #else 689 #define MatPartitioningRegisterDynamic(a,b,c,d) MatPartitioningRegister(a,b,c,d) 690 #endif 691 692 EXTERN int MatPartitioningRegisterAll(char *); 693 extern PetscTruth MatPartitioningRegisterAllCalled; 694 EXTERN int MatPartitioningRegisterDestroy(void); 695 696 EXTERN int MatPartitioningView(MatPartitioning,PetscViewer); 697 EXTERN int MatPartitioningSetFromOptions(MatPartitioning); 698 EXTERN int MatPartitioningGetType(MatPartitioning,MatPartitioningType*); 699 700 EXTERN int MatPartitioningParmetisSetCoarseSequential(MatPartitioning); 701 702 /* 703 If you add entries here you must also add them to finclude/petscmat.h 704 */ 705 typedef enum { MATOP_SET_VALUES=0, 706 MATOP_GET_ROW=1, 707 MATOP_RESTORE_ROW=2, 708 MATOP_MULT=3, 709 MATOP_MULT_ADD=4, 710 MATOP_MULT_TRANSPOSE=5, 711 MATOP_MULT_TRANSPOSE_ADD=6, 712 MATOP_SOLVE=7, 713 MATOP_SOLVE_ADD=8, 714 MATOP_SOLVE_TRANSPOSE=9, 715 MATOP_SOLVE_TRANSPOSE_ADD=10, 716 MATOP_LUFACTOR=11, 717 MATOP_CHOLESKYFACTOR=12, 718 MATOP_RELAX=13, 719 MATOP_TRANSPOSE=14, 720 MATOP_GETINFO=15, 721 MATOP_EQUAL=16, 722 MATOP_GET_DIAGONAL=17, 723 MATOP_DIAGONAL_SCALE=18, 724 MATOP_NORM=19, 725 MATOP_ASSEMBLY_BEGIN=20, 726 MATOP_ASSEMBLY_END=21, 727 MATOP_COMPRESS=22, 728 MATOP_SET_OPTION=23, 729 MATOP_ZERO_ENTRIES=24, 730 MATOP_ZERO_ROWS=25, 731 MATOP_LUFACTOR_SYMBOLIC=26, 732 MATOP_LUFACTOR_NUMERIC=27, 733 MATOP_CHOLESKY_FACTOR_SYMBOLIC=28, 734 MATOP_CHOLESKY_FACTOR_NUMERIC=29, 735 MATOP_SETUP_PREALLOCATION=30, 736 MATOP_ILUFACTOR_SYMBOLIC=31, 737 MATOP_ICCFACTOR_SYMBOLIC=32, 738 MATOP_GET_ARRAY=33, 739 MATOP_RESTORE_ARRAY=34, 740 MATOP_DUPLCIATE=35, 741 MATOP_FORWARD_SOLVE=36, 742 MATOP_BACKWARD_SOLVE=37, 743 MATOP_ILUFACTOR=38, 744 MATOP_ICCFACTOR=39, 745 MATOP_AXPY=40, 746 MATOP_GET_SUBMATRICES=41, 747 MATOP_INCREASE_OVERLAP=42, 748 MATOP_GET_VALUES=43, 749 MATOP_COPY=44, 750 MATOP_PRINT_HELP=45, 751 MATOP_SCALE=46, 752 MATOP_SHIFT=47, 753 MATOP_DIAGONAL_SHIFT=48, 754 MATOP_ILUDT_FACTOR=49, 755 MATOP_GET_BLOCK_SIZE=50, 756 MATOP_GET_ROW_IJ=51, 757 MATOP_RESTORE_ROW_IJ=52, 758 MATOP_GET_COLUMN_IJ=53, 759 MATOP_RESTORE_COLUMN_IJ=54, 760 MATOP_FDCOLORING_CREATE=55, 761 MATOP_COLORING_PATCH=56, 762 MATOP_SET_UNFACTORED=57, 763 MATOP_PERMUTE=58, 764 MATOP_SET_VALUES_BLOCKED=59, 765 MATOP_GET_SUBMATRIX=60, 766 MATOP_DESTROY=61, 767 MATOP_VIEW=62, 768 MATOP_GET_MAPS=63, 769 MATOP_USE_SCALED_FORM=64, 770 MATOP_SCALE_SYSTEM=65, 771 MATOP_UNSCALE_SYSTEM=66, 772 MATOP_SET_LOCAL_TO_GLOBAL_MAPPING=67, 773 MATOP_SET_VALUES_LOCAL=68, 774 MATOP_ZERO_ROWS_LOCAL=69, 775 MATOP_GET_ROW_MAX=70, 776 MATOP_CONVERT=71, 777 MATOP_SET_COLORING=72, 778 MATOP_SET_VALUES_ADIC=73, 779 MATOP_SET_VALUES_ADIFOR=74, 780 MATOP_FD_COLORING_APPLY=75, 781 MATOP_SET_FROM_OPTIONS=76, 782 MATOP_MULT_CONSTRAINED=77, 783 MATOP_MULT_TRANSPOSE_CONSTRAINED=78, 784 MATOP_ILU_FACTOR_SYMBOLIC_CONSTRAINED=79, 785 MATOP_PERMUTE_SPARSIFY=80, 786 MATOP_MULT_MULTIPLE=81, 787 MATOP_SOLVE_MULTIPLE=82 788 } MatOperation; 789 EXTERN int MatHasOperation(Mat,MatOperation,PetscTruth*); 790 EXTERN int MatShellSetOperation(Mat,MatOperation,void(*)(void)); 791 EXTERN int MatShellGetOperation(Mat,MatOperation,void(**)(void)); 792 EXTERN int MatShellSetContext(Mat,void*); 793 794 /* 795 Codes for matrices stored on disk. By default they are 796 stored in a universal format. By changing the format with 797 PetscViewerSetFormat(viewer,PETSC_VIEWER_BINARY_NATIVE); the matrices will 798 be stored in a way natural for the matrix, for example dense matrices 799 would be stored as dense. Matrices stored this way may only be 800 read into matrices of the same time. 801 */ 802 #define MATRIX_BINARY_FORMAT_DENSE -1 803 804 /* 805 New matrix classes not yet distributed 806 */ 807 /* 808 MatAIJIndices is a data structure for storing the nonzero location information 809 for sparse matrices. Several matrices with identical nonzero structure can share 810 the same MatAIJIndices. 811 */ 812 typedef struct _p_MatAIJIndices* MatAIJIndices; 813 814 EXTERN int MatCreateAIJIndices(int,int,int*,int*,PetscTruth,MatAIJIndices*); 815 EXTERN int MatCreateAIJIndicesEmpty(int,int,int*,PetscTruth,MatAIJIndices*); 816 EXTERN int MatAttachAIJIndices(MatAIJIndices,MatAIJIndices*); 817 EXTERN int MatDestroyAIJIndices(MatAIJIndices); 818 EXTERN int MatCopyAIJIndices(MatAIJIndices,MatAIJIndices*); 819 EXTERN int MatValidateAIJIndices(int,MatAIJIndices); 820 EXTERN int MatShiftAIJIndices(MatAIJIndices); 821 EXTERN int MatShrinkAIJIndices(MatAIJIndices); 822 EXTERN int MatTransposeAIJIndices(MatAIJIndices,MatAIJIndices*); 823 824 EXTERN int MatCreateSeqCSN(MPI_Comm,int,int,int*,int,Mat*); 825 EXTERN int MatCreateSeqCSN_Single(MPI_Comm,int,int,int*,int,Mat*); 826 EXTERN int MatCreateSeqCSNWithPrecision(MPI_Comm,int,int,int*,int,PetscScalarPrecision,Mat*); 827 828 EXTERN int MatCreateSeqCSNIndices(MPI_Comm,MatAIJIndices,int,Mat *); 829 EXTERN int MatCreateSeqCSNIndices_Single(MPI_Comm,MatAIJIndices,int,Mat *); 830 EXTERN int MatCreateSeqCSNIndicesWithPrecision(MPI_Comm,MatAIJIndices,int,PetscScalarPrecision,Mat *); 831 832 EXTERN int MatMPIBAIJSetHashTableFactor(Mat,PetscReal); 833 EXTERN int MatSeqAIJGetInodeSizes(Mat,int *,int *[],int *); 834 EXTERN int MatMPIRowbsGetColor(Mat,ISColoring *); 835 836 /*S 837 MatNullSpace - Object that removes a null space from a vector, i.e. 838 orthogonalizes the vector to a subsapce 839 840 Level: beginner 841 842 Concepts: matrix; linear operator, null space 843 844 Users manual sections: 845 . sec_singular 846 847 .seealso: MatNullSpaceCreate() 848 S*/ 849 typedef struct _p_MatNullSpace* MatNullSpace; 850 851 EXTERN int MatNullSpaceCreate(MPI_Comm,int,int,Vec *,MatNullSpace*); 852 EXTERN int MatNullSpaceDestroy(MatNullSpace); 853 EXTERN int MatNullSpaceRemove(MatNullSpace,Vec,Vec*); 854 EXTERN int MatNullSpaceAttach(Mat,MatNullSpace); 855 EXTERN int MatNullSpaceTest(MatNullSpace,Mat); 856 857 EXTERN int MatReorderingSeqSBAIJ(Mat A,IS isp); 858 EXTERN int MatMPISBAIJSetHashTableFactor(Mat,PetscReal); 859 EXTERN int MatSeqSBAIJSetColumnIndices(Mat,int *); 860 861 862 EXTERN int MatCreateMAIJ(Mat,int,Mat*); 863 EXTERN int MatMAIJRedimension(Mat,int,Mat*); 864 EXTERN int MatMAIJGetAIJ(Mat,Mat*); 865 866 EXTERN int MatMPIAdjSetValues(Mat,int*,int*,int*); 867 868 EXTERN int MatComputeExplicitOperator(Mat,Mat*); 869 870 EXTERN int MatESISetType(Mat,char*); 871 EXTERN int MatESISetFromOptions(Mat); 872 873 EXTERN int MatDiagonalScaleLocal(Mat,Vec); 874 875 EXTERN int PetscViewerMathematicaPutMatrix(PetscViewer, int, int, PetscReal *); 876 EXTERN int PetscViewerMathematicaPutCSRMatrix(PetscViewer, int, int, int *, int *, PetscReal *); 877 878 EXTERN int MatUseSuperLU_DIST_MPIAIJ(Mat); 879 EXTERN int MatUseSpooles_SeqAIJ(Mat); 880 EXTERN int MatUseUMFPACK_SeqAIJ(Mat); 881 EXTERN int MatUseSuperLU_SeqAIJ(Mat); 882 EXTERN int MatUseEssl_SeqAIJ(Mat); 883 EXTERN int MatUseLUSOL_SeqAIJ(Mat); 884 EXTERN int MatUseMatlab_SeqAIJ(Mat); 885 EXTERN int MatUseDXML_SeqAIJ(Mat); 886 EXTERN int MatUseSuperLU_DIST_MPIAIJ(Mat); 887 EXTERN int MatUseSpooles_MPIAIJ(Mat); 888 EXTERN int MatUseSpooles_SeqSBAIJ(Mat); 889 extern int MatUseSpooles_MPISBAIJ(Mat); 890 891 #endif 892 893 894 895