1 /* 2 Include file for the matrix component of PETSc 3 */ 4 #ifndef __PETSCMAT_H 5 #define __PETSCMAT_H 6 #include <petscvec.h> 7 8 /*S 9 Mat - Abstract PETSc matrix object used to manage all linear operators in PETSc, even those without 10 an explicit sparse representation (such as matrix-free operators) 11 12 Level: beginner 13 14 Concepts: matrix; linear operator 15 16 .seealso: MatCreate(), MatType, MatSetType(), MatDestroy() 17 S*/ 18 typedef struct _p_Mat* Mat; 19 20 /*J 21 MatType - String with the name of a PETSc matrix type 22 23 Level: beginner 24 25 .seealso: MatSetType(), Mat, MatSolverPackage, MatRegister() 26 J*/ 27 typedef const char* MatType; 28 #define MATSAME "same" 29 #define MATMAIJ "maij" 30 #define MATSEQMAIJ "seqmaij" 31 #define MATMPIMAIJ "mpimaij" 32 #define MATIS "is" 33 #define MATAIJ "aij" 34 #define MATSEQAIJ "seqaij" 35 #define MATSEQAIJPTHREAD "seqaijpthread" 36 #define MATAIJPTHREAD "aijpthread" 37 #define MATMPIAIJ "mpiaij" 38 #define MATAIJCRL "aijcrl" 39 #define MATSEQAIJCRL "seqaijcrl" 40 #define MATMPIAIJCRL "mpiaijcrl" 41 #define MATAIJCUSP "aijcusp" 42 #define MATSEQAIJCUSP "seqaijcusp" 43 #define MATMPIAIJCUSP "mpiaijcusp" 44 #define MATAIJCUSPARSE "aijcusparse" 45 #define MATSEQAIJCUSPARSE "seqaijcusparse" 46 #define MATMPIAIJCUSPARSE "mpiaijcusparse" 47 #define MATAIJVIENNACL "aijviennacl" 48 #define MATSEQAIJVIENNACL "seqaijviennacl" 49 #define MATMPIAIJVIENNACL "mpiaijviennacl" 50 #define MATAIJPERM "aijperm" 51 #define MATSEQAIJPERM "seqaijperm" 52 #define MATMPIAIJPERM "mpiaijperm" 53 #define MATSHELL "shell" 54 #define MATDENSE "dense" 55 #define MATSEQDENSE "seqdense" 56 #define MATMPIDENSE "mpidense" 57 #define MATELEMENTAL "elemental" 58 #define MATBAIJ "baij" 59 #define MATSEQBAIJ "seqbaij" 60 #define MATMPIBAIJ "mpibaij" 61 #define MATMPIADJ "mpiadj" 62 #define MATSBAIJ "sbaij" 63 #define MATSEQSBAIJ "seqsbaij" 64 #define MATMPISBAIJ "mpisbaij" 65 #define MATSEQBSTRM "seqbstrm" 66 #define MATMPIBSTRM "mpibstrm" 67 #define MATBSTRM "bstrm" 68 #define MATSEQSBSTRM "seqsbstrm" 69 #define MATMPISBSTRM "mpisbstrm" 70 #define MATSBSTRM "sbstrm" 71 #define MATDAAD "daad" 72 #define MATMFFD "mffd" 73 #define MATNORMAL "normal" 74 #define MATLRC "lrc" 75 #define MATSCATTER "scatter" 76 #define MATBLOCKMAT "blockmat" 77 #define MATCOMPOSITE "composite" 78 #define MATFFT "fft" 79 #define MATFFTW "fftw" 80 #define MATSEQCUFFT "seqcufft" 81 #define MATTRANSPOSEMAT "transpose" 82 #define MATSCHURCOMPLEMENT "schurcomplement" 83 #define MATPYTHON "python" 84 #define MATHYPRESTRUCT "hyprestruct" 85 #define MATHYPRESSTRUCT "hypresstruct" 86 #define MATSUBMATRIX "submatrix" 87 #define MATLOCALREF "localref" 88 #define MATNEST "nest" 89 90 /*J 91 MatSolverPackage - String with the name of a PETSc matrix solver type. 92 93 For example: "petsc" indicates what PETSc provides, "superlu" indicates either 94 SuperLU or SuperLU_Dist etc. 95 96 97 Level: beginner 98 99 .seealso: MatGetFactor(), Mat, MatSetType(), MatType 100 J*/ 101 #define MatSolverPackage char* 102 #define MATSOLVERSUPERLU "superlu" 103 #define MATSOLVERSUPERLU_DIST "superlu_dist" 104 #define MATSOLVERUMFPACK "umfpack" 105 #define MATSOLVERCHOLMOD "cholmod" 106 #define MATSOLVERESSL "essl" 107 #define MATSOLVERLUSOL "lusol" 108 #define MATSOLVERMUMPS "mumps" 109 #define MATSOLVERPASTIX "pastix" 110 #define MATSOLVERMATLAB "matlab" 111 #define MATSOLVERPETSC "petsc" 112 #define MATSOLVERBAS "bas" 113 #define MATSOLVERCUSPARSE "cusparse" 114 #define MATSOLVERBSTRM "bstrm" 115 #define MATSOLVERSBSTRM "sbstrm" 116 #define MATSOLVERELEMENTAL "elemental" 117 #define MATSOLVERCLIQUE "clique" 118 119 /*E 120 MatFactorType - indicates what type of factorization is requested 121 122 Level: beginner 123 124 Any additions/changes here MUST also be made in include/finclude/petscmat.h 125 126 .seealso: MatSolverPackage, MatGetFactor() 127 E*/ 128 typedef enum {MAT_FACTOR_NONE, MAT_FACTOR_LU, MAT_FACTOR_CHOLESKY, MAT_FACTOR_ILU, MAT_FACTOR_ICC,MAT_FACTOR_ILUDT} MatFactorType; 129 PETSC_EXTERN const char *const MatFactorTypes[]; 130 131 PETSC_EXTERN PetscErrorCode MatGetFactor(Mat,const MatSolverPackage,MatFactorType,Mat*); 132 PETSC_EXTERN PetscErrorCode MatGetFactorAvailable(Mat,const MatSolverPackage,MatFactorType,PetscBool *); 133 PETSC_EXTERN PetscErrorCode MatFactorGetSolverPackage(Mat,const MatSolverPackage*); 134 PETSC_EXTERN PetscErrorCode MatGetFactorType(Mat,MatFactorType*); 135 136 /* Logging support */ 137 #define MAT_FILE_CLASSID 1211216 /* used to indicate matrices in binary files */ 138 PETSC_EXTERN PetscClassId MAT_CLASSID; 139 PETSC_EXTERN PetscClassId MAT_FDCOLORING_CLASSID; 140 PETSC_EXTERN PetscClassId MAT_TRANSPOSECOLORING_CLASSID; 141 PETSC_EXTERN PetscClassId MAT_PARTITIONING_CLASSID; 142 PETSC_EXTERN PetscClassId MAT_COARSEN_CLASSID; 143 PETSC_EXTERN PetscClassId MAT_NULLSPACE_CLASSID; 144 PETSC_EXTERN PetscClassId MATMFFD_CLASSID; 145 146 /*E 147 MatReuse - Indicates if matrices obtained from a previous call to MatGetSubMatrices() 148 or MatGetSubMatrix() are to be reused to store the new matrix values. For MatConvert() is used to indicate 149 that the input matrix is to be replaced with the converted matrix. 150 151 Level: beginner 152 153 Any additions/changes here MUST also be made in include/finclude/petscmat.h 154 155 .seealso: MatGetSubMatrices(), MatGetSubMatrix(), MatDestroyMatrices(), MatConvert() 156 E*/ 157 typedef enum {MAT_INITIAL_MATRIX,MAT_REUSE_MATRIX,MAT_IGNORE_MATRIX} MatReuse; 158 159 /*E 160 MatGetSubMatrixOption - Indicates if matrices obtained from a call to MatGetSubMatrices() 161 include the matrix values. Currently it is only used by MatGetSeqNonzerostructure(). 162 163 Level: beginner 164 165 .seealso: MatGetSeqNonzerostructure() 166 E*/ 167 typedef enum {MAT_DO_NOT_GET_VALUES,MAT_GET_VALUES} MatGetSubMatrixOption; 168 169 PETSC_EXTERN PetscErrorCode MatInitializePackage(void); 170 171 PETSC_EXTERN PetscErrorCode MatCreate(MPI_Comm,Mat*); 172 PETSC_EXTERN PetscErrorCode MatSetSizes(Mat,PetscInt,PetscInt,PetscInt,PetscInt); 173 PETSC_EXTERN PetscErrorCode MatSetType(Mat,MatType); 174 PETSC_EXTERN PetscErrorCode MatSetFromOptions(Mat); 175 PETSC_EXTERN PetscErrorCode MatViewFromOptions(Mat,const char[],const char[]); 176 PETSC_EXTERN PetscErrorCode MatRegisterAll(void); 177 PETSC_EXTERN PetscErrorCode MatRegister(const char[],PetscErrorCode(*)(Mat)); 178 PETSC_EXTERN PetscErrorCode MatRegisterBaseName(const char[],const char[],const char[]); 179 PETSC_EXTERN PetscErrorCode MatSetOptionsPrefix(Mat,const char[]); 180 PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefix(Mat,const char[]); 181 PETSC_EXTERN PetscErrorCode MatGetOptionsPrefix(Mat,const char*[]); 182 183 PETSC_EXTERN PetscBool MatRegisterAllCalled; 184 PETSC_EXTERN PetscFunctionList MatList; 185 PETSC_EXTERN PetscFunctionList MatColoringList; 186 PETSC_EXTERN PetscFunctionList MatPartitioningList; 187 PETSC_EXTERN PetscFunctionList MatCoarsenList; 188 189 /*E 190 MatStructure - Indicates if the matrix has the same nonzero structure 191 192 Level: beginner 193 194 Any additions/changes here MUST also be made in include/finclude/petscmat.h 195 196 .seealso: MatCopy(), KSPSetOperators(), PCSetOperators() 197 E*/ 198 typedef enum {DIFFERENT_NONZERO_PATTERN,SUBSET_NONZERO_PATTERN,SAME_NONZERO_PATTERN,SAME_PRECONDITIONER} MatStructure; 199 200 PETSC_EXTERN PetscErrorCode MatCreateSeqDense(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*); 201 PETSC_EXTERN PetscErrorCode MatCreateDense(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*); 202 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 203 PETSC_EXTERN PetscErrorCode MatCreateAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 204 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *); 205 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSplitArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],PetscInt[],PetscInt[],PetscScalar[],Mat*); 206 207 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 208 PETSC_EXTERN PetscErrorCode MatCreateBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 209 PETSC_EXTERN PetscErrorCode MatCreateMPIBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat*); 210 211 PETSC_EXTERN PetscErrorCode MatCreateMPIAdj(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscInt[],Mat*); 212 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 213 214 PETSC_EXTERN PetscErrorCode MatCreateSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 215 PETSC_EXTERN PetscErrorCode MatCreateMPISBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *); 216 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 217 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 218 PETSC_EXTERN PetscErrorCode MatXAIJSetPreallocation(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscInt[],const PetscInt[]); 219 220 PETSC_EXTERN PetscErrorCode MatCreateShell(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,void *,Mat*); 221 PETSC_EXTERN PetscErrorCode MatCreateNormal(Mat,Mat*); 222 PETSC_EXTERN PetscErrorCode MatCreateLRC(Mat,Mat,Mat,Mat*); 223 PETSC_EXTERN PetscErrorCode MatCreateIS(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,ISLocalToGlobalMapping,Mat*); 224 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 225 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 226 227 PETSC_EXTERN PetscErrorCode MatCreateSeqBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 228 PETSC_EXTERN PetscErrorCode MatCreateMPIBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 229 PETSC_EXTERN PetscErrorCode MatCreateSeqSBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 230 PETSC_EXTERN PetscErrorCode MatCreateMPISBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 231 232 PETSC_EXTERN PetscErrorCode MatCreateScatter(MPI_Comm,VecScatter,Mat*); 233 PETSC_EXTERN PetscErrorCode MatScatterSetVecScatter(Mat,VecScatter); 234 PETSC_EXTERN PetscErrorCode MatScatterGetVecScatter(Mat,VecScatter*); 235 PETSC_EXTERN PetscErrorCode MatCreateBlockMat(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,Mat*); 236 PETSC_EXTERN PetscErrorCode MatCompositeAddMat(Mat,Mat); 237 PETSC_EXTERN PetscErrorCode MatCompositeMerge(Mat); 238 PETSC_EXTERN PetscErrorCode MatCreateComposite(MPI_Comm,PetscInt,const Mat*,Mat*); 239 typedef enum {MAT_COMPOSITE_ADDITIVE,MAT_COMPOSITE_MULTIPLICATIVE} MatCompositeType; 240 PETSC_EXTERN PetscErrorCode MatCompositeSetType(Mat,MatCompositeType); 241 242 PETSC_EXTERN PetscErrorCode MatCreateFFT(MPI_Comm,PetscInt,const PetscInt[],MatType,Mat*); 243 PETSC_EXTERN PetscErrorCode MatCreateSeqCUFFT(MPI_Comm,PetscInt,const PetscInt[],Mat*); 244 245 PETSC_EXTERN PetscErrorCode MatCreateTranspose(Mat,Mat*); 246 PETSC_EXTERN PetscErrorCode MatCreateSubMatrix(Mat,IS,IS,Mat*); 247 PETSC_EXTERN PetscErrorCode MatSubMatrixUpdate(Mat,Mat,IS,IS); 248 PETSC_EXTERN PetscErrorCode MatCreateLocalRef(Mat,IS,IS,Mat*); 249 250 PETSC_EXTERN PetscErrorCode MatPythonSetType(Mat,const char[]); 251 252 PETSC_EXTERN PetscErrorCode MatSetUp(Mat); 253 PETSC_EXTERN PetscErrorCode MatDestroy(Mat*); 254 255 PETSC_EXTERN PetscErrorCode MatConjugate(Mat); 256 PETSC_EXTERN PetscErrorCode MatRealPart(Mat); 257 PETSC_EXTERN PetscErrorCode MatImaginaryPart(Mat); 258 PETSC_EXTERN PetscErrorCode MatGetDiagonalBlock(Mat,Mat*); 259 PETSC_EXTERN PetscErrorCode MatGetTrace(Mat,PetscScalar*); 260 PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonal(Mat,const PetscScalar **); 261 262 /* ------------------------------------------------------------*/ 263 PETSC_EXTERN PetscErrorCode MatSetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 264 PETSC_EXTERN PetscErrorCode MatSetValuesBlocked(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 265 PETSC_EXTERN PetscErrorCode MatSetValuesRow(Mat,PetscInt,const PetscScalar[]); 266 PETSC_EXTERN PetscErrorCode MatSetValuesRowLocal(Mat,PetscInt,const PetscScalar[]); 267 PETSC_EXTERN PetscErrorCode MatSetValuesBatch(Mat,PetscInt,PetscInt,PetscInt[],const PetscScalar[]); 268 PETSC_EXTERN PetscErrorCode MatSetRandom(Mat,PetscRandom); 269 270 /*S 271 MatStencil - Data structure (C struct) for storing information about a single row or 272 column of a matrix as indexed on an associated grid. 273 274 Fortran usage is different, see MatSetValuesStencil() for details. 275 276 Level: beginner 277 278 Concepts: matrix; linear operator 279 280 .seealso: MatSetValuesStencil(), MatSetStencil(), MatSetValuesBlockedStencil() 281 S*/ 282 typedef struct { 283 PetscInt k,j,i,c; 284 } MatStencil; 285 286 PETSC_EXTERN PetscErrorCode MatSetValuesStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 287 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 288 PETSC_EXTERN PetscErrorCode MatSetStencil(Mat,PetscInt,const PetscInt[],const PetscInt[],PetscInt); 289 290 PETSC_EXTERN PetscErrorCode MatSetColoring(Mat,ISColoring); 291 PETSC_EXTERN PetscErrorCode MatSetValuesAdifor(Mat,PetscInt,void*); 292 293 /*E 294 MatAssemblyType - Indicates if the matrix is now to be used, or if you plan 295 to continue to add values to it 296 297 Level: beginner 298 299 .seealso: MatAssemblyBegin(), MatAssemblyEnd() 300 E*/ 301 typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType; 302 PETSC_EXTERN PetscErrorCode MatAssemblyBegin(Mat,MatAssemblyType); 303 PETSC_EXTERN PetscErrorCode MatAssemblyEnd(Mat,MatAssemblyType); 304 PETSC_EXTERN PetscErrorCode MatAssembled(Mat,PetscBool *); 305 306 307 308 /*E 309 MatOption - Options that may be set for a matrix and its behavior or storage 310 311 Level: beginner 312 313 Any additions/changes here MUST also be made in include/finclude/petscmat.h 314 315 Developer Notes: Entries that are negative need not be called collectively by all processes. 316 317 .seealso: MatSetOption() 318 E*/ 319 typedef enum {MAT_OPTION_MIN = -8, 320 MAT_NEW_NONZERO_LOCATION_ERR = -7, 321 MAT_NO_OFF_PROC_ZERO_ROWS = -6, 322 MAT_NO_OFF_PROC_ENTRIES = -5, 323 MAT_UNUSED_NONZERO_LOCATION_ERR = -4, 324 MAT_NEW_NONZERO_ALLOCATION_ERR = -3, 325 MAT_ROW_ORIENTED = -2, 326 MAT_NEW_NONZERO_LOCATIONS = -1, 327 MAT_SYMMETRIC = 1, 328 MAT_STRUCTURALLY_SYMMETRIC = 2, 329 MAT_NEW_DIAGONALS = 3, 330 MAT_IGNORE_OFF_PROC_ENTRIES = 4, 331 MAT_USE_HASH_TABLE = 5, 332 MAT_KEEP_NONZERO_PATTERN = 6, 333 MAT_IGNORE_ZERO_ENTRIES = 7, 334 MAT_USE_INODES = 8, 335 MAT_HERMITIAN = 9, 336 MAT_SYMMETRY_ETERNAL = 10, 337 MAT_DUMMY = 11, 338 MAT_IGNORE_LOWER_TRIANGULAR = 12, 339 MAT_ERROR_LOWER_TRIANGULAR = 13, 340 MAT_GETROW_UPPERTRIANGULAR = 14, 341 MAT_SPD = 15, 342 MAT_OPTION_MAX = 16} MatOption; 343 344 PETSC_EXTERN const char *MatOptions[]; 345 PETSC_EXTERN PetscErrorCode MatSetOption(Mat,MatOption,PetscBool ); 346 PETSC_EXTERN PetscErrorCode MatGetType(Mat,MatType*); 347 348 PETSC_EXTERN PetscErrorCode MatGetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]); 349 PETSC_EXTERN PetscErrorCode MatGetRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 350 PETSC_EXTERN PetscErrorCode MatRestoreRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 351 PETSC_EXTERN PetscErrorCode MatGetRowUpperTriangular(Mat); 352 PETSC_EXTERN PetscErrorCode MatRestoreRowUpperTriangular(Mat); 353 PETSC_EXTERN PetscErrorCode MatGetColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 354 PETSC_EXTERN PetscErrorCode MatRestoreColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 355 PETSC_EXTERN PetscErrorCode MatGetColumnVector(Mat,Vec,PetscInt); 356 PETSC_EXTERN PetscErrorCode MatSeqAIJGetArray(Mat,PetscScalar *[]); 357 PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArray(Mat,PetscScalar *[]); 358 PETSC_EXTERN PetscErrorCode MatDenseGetArray(Mat,PetscScalar *[]); 359 PETSC_EXTERN PetscErrorCode MatDenseRestoreArray(Mat,PetscScalar *[]); 360 PETSC_EXTERN PetscErrorCode MatGetBlockSize(Mat,PetscInt *); 361 PETSC_EXTERN PetscErrorCode MatSetBlockSize(Mat,PetscInt); 362 PETSC_EXTERN PetscErrorCode MatGetBlockSizes(Mat,PetscInt *,PetscInt *); 363 PETSC_EXTERN PetscErrorCode MatSetBlockSizes(Mat,PetscInt,PetscInt); 364 PETSC_EXTERN PetscErrorCode MatSetNThreads(Mat,PetscInt); 365 PETSC_EXTERN PetscErrorCode MatGetNThreads(Mat,PetscInt*); 366 367 PETSC_EXTERN PetscErrorCode MatMult(Mat,Vec,Vec); 368 PETSC_EXTERN PetscErrorCode MatMultDiagonalBlock(Mat,Vec,Vec); 369 PETSC_EXTERN PetscErrorCode MatMultAdd(Mat,Vec,Vec,Vec); 370 PETSC_EXTERN PetscErrorCode MatMultTranspose(Mat,Vec,Vec); 371 PETSC_EXTERN PetscErrorCode MatMultHermitianTranspose(Mat,Vec,Vec); 372 PETSC_EXTERN PetscErrorCode MatIsTranspose(Mat,Mat,PetscReal,PetscBool *); 373 PETSC_EXTERN PetscErrorCode MatIsHermitianTranspose(Mat,Mat,PetscReal,PetscBool *); 374 PETSC_EXTERN PetscErrorCode MatMultTransposeAdd(Mat,Vec,Vec,Vec); 375 PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAdd(Mat,Vec,Vec,Vec); 376 PETSC_EXTERN PetscErrorCode MatMultConstrained(Mat,Vec,Vec); 377 PETSC_EXTERN PetscErrorCode MatMultTransposeConstrained(Mat,Vec,Vec); 378 PETSC_EXTERN PetscErrorCode MatMatSolve(Mat,Mat,Mat); 379 PETSC_EXTERN PetscErrorCode MatResidual(Mat,Vec,Vec,Vec); 380 381 /*E 382 MatDuplicateOption - Indicates if a duplicated sparse matrix should have 383 its numerical values copied over or just its nonzero structure. 384 385 Level: beginner 386 387 Any additions/changes here MUST also be made in include/finclude/petscmat.h 388 389 $ MAT_SHARE_NONZERO_PATTERN - the i and j arrays in the new matrix will be shared with the original matrix 390 $ this also triggers the MAT_DO_NOT_COPY_VALUES option. This is used when you 391 $ have several matrices with the same nonzero pattern. 392 393 .seealso: MatDuplicate() 394 E*/ 395 typedef enum {MAT_DO_NOT_COPY_VALUES,MAT_COPY_VALUES,MAT_SHARE_NONZERO_PATTERN} MatDuplicateOption; 396 397 PETSC_EXTERN PetscErrorCode MatConvert(Mat,MatType,MatReuse,Mat*); 398 PETSC_EXTERN PetscErrorCode MatDuplicate(Mat,MatDuplicateOption,Mat*); 399 400 401 PETSC_EXTERN PetscErrorCode MatCopy(Mat,Mat,MatStructure); 402 PETSC_EXTERN PetscErrorCode MatView(Mat,PetscViewer); 403 PETSC_EXTERN PetscErrorCode MatIsSymmetric(Mat,PetscReal,PetscBool *); 404 PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetric(Mat,PetscBool *); 405 PETSC_EXTERN PetscErrorCode MatIsHermitian(Mat,PetscReal,PetscBool *); 406 PETSC_EXTERN PetscErrorCode MatIsSymmetricKnown(Mat,PetscBool *,PetscBool *); 407 PETSC_EXTERN PetscErrorCode MatIsHermitianKnown(Mat,PetscBool *,PetscBool *); 408 PETSC_EXTERN PetscErrorCode MatMissingDiagonal(Mat,PetscBool *,PetscInt *); 409 PETSC_EXTERN PetscErrorCode MatLoad(Mat, PetscViewer); 410 411 PETSC_EXTERN PetscErrorCode MatGetRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 412 PETSC_EXTERN PetscErrorCode MatRestoreRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 413 PETSC_EXTERN PetscErrorCode MatGetColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 414 PETSC_EXTERN PetscErrorCode MatRestoreColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 415 416 /*S 417 MatInfo - Context of matrix information, used with MatGetInfo() 418 419 In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE 420 421 Level: intermediate 422 423 Concepts: matrix^nonzero information 424 425 .seealso: MatGetInfo(), MatInfoType 426 S*/ 427 typedef struct { 428 PetscLogDouble block_size; /* block size */ 429 PetscLogDouble nz_allocated,nz_used,nz_unneeded; /* number of nonzeros */ 430 PetscLogDouble memory; /* memory allocated */ 431 PetscLogDouble assemblies; /* number of matrix assemblies called */ 432 PetscLogDouble mallocs; /* number of mallocs during MatSetValues() */ 433 PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */ 434 PetscLogDouble factor_mallocs; /* number of mallocs during factorization */ 435 } MatInfo; 436 437 /*E 438 MatInfoType - Indicates if you want information about the local part of the matrix, 439 the entire parallel matrix or the maximum over all the local parts. 440 441 Level: beginner 442 443 Any additions/changes here MUST also be made in include/finclude/petscmat.h 444 445 .seealso: MatGetInfo(), MatInfo 446 E*/ 447 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType; 448 PETSC_EXTERN PetscErrorCode MatGetInfo(Mat,MatInfoType,MatInfo*); 449 PETSC_EXTERN PetscErrorCode MatGetDiagonal(Mat,Vec); 450 PETSC_EXTERN PetscErrorCode MatGetRowMax(Mat,Vec,PetscInt[]); 451 PETSC_EXTERN PetscErrorCode MatGetRowMin(Mat,Vec,PetscInt[]); 452 PETSC_EXTERN PetscErrorCode MatGetRowMaxAbs(Mat,Vec,PetscInt[]); 453 PETSC_EXTERN PetscErrorCode MatGetRowMinAbs(Mat,Vec,PetscInt[]); 454 PETSC_EXTERN PetscErrorCode MatGetRowSum(Mat,Vec); 455 PETSC_EXTERN PetscErrorCode MatTranspose(Mat,MatReuse,Mat*); 456 PETSC_EXTERN PetscErrorCode MatHermitianTranspose(Mat,MatReuse,Mat*); 457 PETSC_EXTERN PetscErrorCode MatPermute(Mat,IS,IS,Mat *); 458 PETSC_EXTERN PetscErrorCode MatDiagonalScale(Mat,Vec,Vec); 459 PETSC_EXTERN PetscErrorCode MatDiagonalSet(Mat,Vec,InsertMode); 460 PETSC_EXTERN PetscErrorCode MatEqual(Mat,Mat,PetscBool *); 461 PETSC_EXTERN PetscErrorCode MatMultEqual(Mat,Mat,PetscInt,PetscBool *); 462 PETSC_EXTERN PetscErrorCode MatMultAddEqual(Mat,Mat,PetscInt,PetscBool *); 463 PETSC_EXTERN PetscErrorCode MatMultTransposeEqual(Mat,Mat,PetscInt,PetscBool *); 464 PETSC_EXTERN PetscErrorCode MatMultTransposeAddEqual(Mat,Mat,PetscInt,PetscBool *); 465 466 PETSC_EXTERN PetscErrorCode MatNorm(Mat,NormType,PetscReal *); 467 PETSC_EXTERN PetscErrorCode MatGetColumnNorms(Mat,NormType,PetscReal *); 468 PETSC_EXTERN PetscErrorCode MatZeroEntries(Mat); 469 PETSC_EXTERN PetscErrorCode MatZeroRows(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 470 PETSC_EXTERN PetscErrorCode MatZeroRowsIS(Mat,IS,PetscScalar,Vec,Vec); 471 PETSC_EXTERN PetscErrorCode MatZeroRowsStencil(Mat,PetscInt,const MatStencil [],PetscScalar,Vec,Vec); 472 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsStencil(Mat,PetscInt,const MatStencil[],PetscScalar,Vec,Vec); 473 PETSC_EXTERN PetscErrorCode MatZeroRowsColumns(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 474 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsIS(Mat,IS,PetscScalar,Vec,Vec); 475 476 PETSC_EXTERN PetscErrorCode MatGetSize(Mat,PetscInt*,PetscInt*); 477 PETSC_EXTERN PetscErrorCode MatGetLocalSize(Mat,PetscInt*,PetscInt*); 478 PETSC_EXTERN PetscErrorCode MatGetOwnershipRange(Mat,PetscInt*,PetscInt*); 479 PETSC_EXTERN PetscErrorCode MatGetOwnershipRanges(Mat,const PetscInt**); 480 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangeColumn(Mat,PetscInt*,PetscInt*); 481 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangesColumn(Mat,const PetscInt**); 482 PETSC_EXTERN PetscErrorCode MatGetOwnershipIS(Mat,IS*,IS*); 483 484 PETSC_EXTERN PetscErrorCode MatGetSubMatrices(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 485 PETSC_EXTERN PetscErrorCode MatGetSubMatricesParallel(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 486 PETSC_EXTERN PetscErrorCode MatDestroyMatrices(PetscInt,Mat *[]); 487 PETSC_EXTERN PetscErrorCode MatGetSubMatrix(Mat,IS,IS,MatReuse,Mat *); 488 PETSC_EXTERN PetscErrorCode MatGetLocalSubMatrix(Mat,IS,IS,Mat*); 489 PETSC_EXTERN PetscErrorCode MatRestoreLocalSubMatrix(Mat,IS,IS,Mat*); 490 PETSC_EXTERN PetscErrorCode MatGetSeqNonzeroStructure(Mat,Mat*); 491 PETSC_EXTERN PetscErrorCode MatDestroySeqNonzeroStructure(Mat*); 492 493 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJConcatenateSeqAIJ(MPI_Comm,Mat,PetscInt,MatReuse,Mat*); 494 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJConcatenateSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,Mat*); 495 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJConcatenateSeqAIJNumeric(MPI_Comm,Mat,PetscInt,Mat); 496 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJ(MPI_Comm,Mat,PetscInt,PetscInt,MatReuse,Mat*); 497 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,PetscInt,Mat*); 498 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJNumeric(Mat,Mat); 499 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMat(Mat,MatReuse,Mat*); 500 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatCondensed(Mat,MatReuse,IS*,IS*,Mat*); 501 PETSC_EXTERN PetscErrorCode MatGetBrowsOfAcols(Mat,Mat,MatReuse,IS*,IS*,Mat*); 502 PETSC_EXTERN PetscErrorCode MatGetGhosts(Mat, PetscInt *,const PetscInt *[]); 503 504 PETSC_EXTERN PetscErrorCode MatIncreaseOverlap(Mat,PetscInt,IS[],PetscInt); 505 506 PETSC_EXTERN PetscErrorCode MatMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 507 PETSC_EXTERN PetscErrorCode MatMatMultSymbolic(Mat,Mat,PetscReal,Mat*); 508 PETSC_EXTERN PetscErrorCode MatMatMultNumeric(Mat,Mat,Mat); 509 510 PETSC_EXTERN PetscErrorCode MatMatMatMult(Mat,Mat,Mat,MatReuse,PetscReal,Mat*); 511 PETSC_EXTERN PetscErrorCode MatMatMatMultSymbolic(Mat,Mat,Mat,PetscReal,Mat*); 512 PETSC_EXTERN PetscErrorCode MatMatMatMultNumeric(Mat,Mat,Mat,Mat); 513 514 PETSC_EXTERN PetscErrorCode MatPtAP(Mat,Mat,MatReuse,PetscReal,Mat*); 515 PETSC_EXTERN PetscErrorCode MatPtAPSymbolic(Mat,Mat,PetscReal,Mat*); 516 PETSC_EXTERN PetscErrorCode MatPtAPNumeric(Mat,Mat,Mat); 517 PETSC_EXTERN PetscErrorCode MatRARt(Mat,Mat,MatReuse,PetscReal,Mat*); 518 PETSC_EXTERN PetscErrorCode MatRARtSymbolic(Mat,Mat,PetscReal,Mat*); 519 PETSC_EXTERN PetscErrorCode MatRARtNumeric(Mat,Mat,Mat); 520 521 PETSC_EXTERN PetscErrorCode MatTransposeMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 522 PETSC_EXTERN PetscErrorCode MatTransposetMatMultSymbolic(Mat,Mat,PetscReal,Mat*); 523 PETSC_EXTERN PetscErrorCode MatTransposetMatMultNumeric(Mat,Mat,Mat); 524 PETSC_EXTERN PetscErrorCode MatMatTransposeMult(Mat,Mat,MatReuse,PetscReal,Mat*); 525 PETSC_EXTERN PetscErrorCode MatMatTransposeMultSymbolic(Mat,Mat,PetscReal,Mat*); 526 PETSC_EXTERN PetscErrorCode MatMatTransposeMultNumeric(Mat,Mat,Mat); 527 528 PETSC_EXTERN PetscErrorCode MatAXPY(Mat,PetscScalar,Mat,MatStructure); 529 PETSC_EXTERN PetscErrorCode MatAYPX(Mat,PetscScalar,Mat,MatStructure); 530 531 PETSC_EXTERN PetscErrorCode MatScale(Mat,PetscScalar); 532 PETSC_EXTERN PetscErrorCode MatShift(Mat,PetscScalar); 533 534 PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping,ISLocalToGlobalMapping); 535 PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMappingBlock(Mat,ISLocalToGlobalMapping,ISLocalToGlobalMapping); 536 PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping*,ISLocalToGlobalMapping*); 537 PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMappingBlock(Mat,ISLocalToGlobalMapping*,ISLocalToGlobalMapping*); 538 PETSC_EXTERN PetscErrorCode MatZeroRowsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 539 PETSC_EXTERN PetscErrorCode MatZeroRowsLocalIS(Mat,IS,PetscScalar,Vec,Vec); 540 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 541 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocalIS(Mat,IS,PetscScalar,Vec,Vec); 542 PETSC_EXTERN PetscErrorCode MatSetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 543 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 544 545 PETSC_EXTERN PetscErrorCode MatStashSetInitialSize(Mat,PetscInt,PetscInt); 546 PETSC_EXTERN PetscErrorCode MatStashGetInfo(Mat,PetscInt*,PetscInt*,PetscInt*,PetscInt*); 547 548 PETSC_EXTERN PetscErrorCode MatInterpolate(Mat,Vec,Vec); 549 PETSC_EXTERN PetscErrorCode MatInterpolateAdd(Mat,Vec,Vec,Vec); 550 PETSC_EXTERN PetscErrorCode MatRestrict(Mat,Vec,Vec); 551 PETSC_EXTERN PetscErrorCode MatGetVecs(Mat,Vec*,Vec*); 552 PETSC_EXTERN PetscErrorCode MatGetRedundantMatrix(Mat,PetscInt,MPI_Comm,MatReuse,Mat*); 553 PETSC_EXTERN PetscErrorCode MatGetMultiProcBlock(Mat,MPI_Comm,MatReuse,Mat*); 554 PETSC_EXTERN PetscErrorCode MatFindZeroDiagonals(Mat,IS*); 555 556 /*MC 557 MatSetValue - Set a single entry into a matrix. 558 559 Not collective 560 561 Input Parameters: 562 + m - the matrix 563 . row - the row location of the entry 564 . col - the column location of the entry 565 . value - the value to insert 566 - mode - either INSERT_VALUES or ADD_VALUES 567 568 Notes: 569 For efficiency one should use MatSetValues() and set several or many 570 values simultaneously if possible. 571 572 Level: beginner 573 574 .seealso: MatSetValues(), MatSetValueLocal() 575 M*/ 576 PETSC_STATIC_INLINE PetscErrorCode MatSetValue(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValues(v,1,&i,1,&j,&va,mode);} 577 578 PETSC_STATIC_INLINE PetscErrorCode MatGetValue(Mat v,PetscInt i,PetscInt j,PetscScalar *va) {return MatGetValues(v,1,&i,1,&j,va);} 579 580 PETSC_STATIC_INLINE PetscErrorCode MatSetValueLocal(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValuesLocal(v,1,&i,1,&j,&va,mode);} 581 582 /*MC 583 MatPreallocateInitialize - Begins the block of code that will count the number of nonzeros per 584 row in a matrix providing the data that one can use to correctly preallocate the matrix. 585 586 Synopsis: 587 #include "petscmat.h" 588 PetscErrorCode MatPreallocateInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz) 589 590 Collective on MPI_Comm 591 592 Input Parameters: 593 + comm - the communicator that will share the eventually allocated matrix 594 . nrows - the number of LOCAL rows in the matrix 595 - ncols - the number of LOCAL columns in the matrix 596 597 Output Parameters: 598 + dnz - the array that will be passed to the matrix preallocation routines 599 - ozn - the other array passed to the matrix preallocation routines 600 601 602 Level: intermediate 603 604 Notes: 605 See the <A href="../../docs/manual.pdf#nameddest=ch_performance">Hints for Performance Improvment</A> chapter in the users manual for more details. 606 607 Do not malloc or free dnz and onz, that is handled internally by these routines 608 609 Use MatPreallocateInitializeSymmetric() for symmetric matrices (MPISBAIJ matrices) 610 611 This is a MACRO not a function because it has a leading { that is closed by PetscPreallocateFinalize(). 612 613 Concepts: preallocation^Matrix 614 615 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(), 616 MatPreallocateInitializeSymmetric(), MatPreallocateSymmetricSetLocal() 617 M*/ 618 #define MatPreallocateInitialize(comm,nrows,ncols,dnz,onz) 0; \ 619 { \ 620 PetscErrorCode _4_ierr; PetscInt __nrows = (nrows),__ctmp = (ncols),__rstart,__start,__end; \ 621 _4_ierr = PetscMalloc2(__nrows,PetscInt,&dnz,__nrows,PetscInt,&onz);CHKERRQ(_4_ierr); \ 622 _4_ierr = PetscMemzero(dnz,__nrows*sizeof(PetscInt));CHKERRQ(_4_ierr);\ 623 _4_ierr = PetscMemzero(onz,__nrows*sizeof(PetscInt));CHKERRQ(_4_ierr); __start = 0; __end = __start; \ 624 _4_ierr = MPI_Scan(&__ctmp,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __start = __end - __ctmp;\ 625 _4_ierr = MPI_Scan(&__nrows,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __rstart = __rstart - __nrows; 626 627 /*MC 628 MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be 629 inserted using a local number of the rows and columns 630 631 Synopsis: 632 #include "petscmat.h" 633 PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 634 635 Not Collective 636 637 Input Parameters: 638 + map - the row mapping from local numbering to global numbering 639 . nrows - the number of rows indicated 640 . rows - the indices of the rows 641 . cmap - the column mapping from local to global numbering 642 . ncols - the number of columns in the matrix 643 . cols - the columns indicated 644 . dnz - the array that will be passed to the matrix preallocation routines 645 - ozn - the other array passed to the matrix preallocation routines 646 647 648 Level: intermediate 649 650 Notes: 651 See the <A href="../../docs/manual.pdf#nameddest=ch_performance">Hints for Performance Improvment</A> chapter in the users manual for more details. 652 653 Do not malloc or free dnz and onz, that is handled internally by these routines 654 655 Concepts: preallocation^Matrix 656 657 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(), 658 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal() 659 M*/ 660 #define MatPreallocateSetLocal(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \ 661 {\ 662 PetscInt __l;\ 663 _4_ierr = ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\ 664 _4_ierr = ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\ 665 for (__l=0;__l<nrows;__l++) {\ 666 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 667 }\ 668 } 669 670 /*MC 671 MatPreallocateSymmetricSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be 672 inserted using a local number of the rows and columns 673 674 Synopsis: 675 #include "petscmat.h" 676 PetscErrorCode MatPreallocateSymmetricSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 677 678 Not Collective 679 680 Input Parameters: 681 + map - the mapping between local numbering and global numbering 682 . nrows - the number of rows indicated 683 . rows - the indices of the rows 684 . ncols - the number of columns in the matrix 685 . cols - the columns indicated 686 . dnz - the array that will be passed to the matrix preallocation routines 687 - ozn - the other array passed to the matrix preallocation routines 688 689 690 Level: intermediate 691 692 Notes: 693 See the <A href="../../docs/manual.pdf#nameddest=ch_performance">Hints for Performance Improvment</A> chapter in the users manual for more details. 694 695 Do not malloc or free dnz and onz that is handled internally by these routines 696 697 Concepts: preallocation^Matrix 698 699 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(), 700 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal() 701 M*/ 702 #define MatPreallocateSymmetricSetLocal(map,nrows,rows,ncols,cols,dnz,onz) 0;\ 703 {\ 704 PetscInt __l;\ 705 _4_ierr = ISLocalToGlobalMappingApply(map,nrows,rows,rows);CHKERRQ(_4_ierr);\ 706 _4_ierr = ISLocalToGlobalMappingApply(map,ncols,cols,cols);CHKERRQ(_4_ierr);\ 707 for (__l=0;__l<nrows;__l++) {\ 708 _4_ierr = MatPreallocateSymmetricSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 709 }\ 710 } 711 712 /*MC 713 MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be 714 inserted using a local number of the rows and columns 715 716 Synopsis: 717 #include "petscmat.h" 718 PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 719 720 Not Collective 721 722 Input Parameters: 723 + row - the row 724 . ncols - the number of columns in the matrix 725 - cols - the columns indicated 726 727 Output Parameters: 728 + dnz - the array that will be passed to the matrix preallocation routines 729 - ozn - the other array passed to the matrix preallocation routines 730 731 732 Level: intermediate 733 734 Notes: 735 See the <A href="../../docs/manual.pdf#nameddest=ch_performance">Hints for Performance Improvment</A> chapter in the users manual for more details. 736 737 Do not malloc or free dnz and onz that is handled internally by these routines 738 739 This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize(). 740 741 Concepts: preallocation^Matrix 742 743 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(), 744 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal() 745 M*/ 746 #define MatPreallocateSet(row,nc,cols,dnz,onz) 0;\ 747 { PetscInt __i; \ 748 if (row < __rstart) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Trying to set preallocation for row %D less than first local row %D",row,__rstart);\ 749 if (row >= __rstart+__nrows) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Trying to set preallocation for row %D greater than last local row %D",row,__rstart+__nrows-1);\ 750 for (__i=0; __i<nc; __i++) {\ 751 if ((cols)[__i] < __start || (cols)[__i] >= __end) onz[row - __rstart]++; \ 752 else dnz[row - __rstart]++;\ 753 }\ 754 } 755 756 /*MC 757 MatPreallocateSymmetricSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be 758 inserted using a local number of the rows and columns 759 760 Synopsis: 761 #include "petscmat.h" 762 PetscErrorCode MatPreallocateSymmetricSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 763 764 Not Collective 765 766 Input Parameters: 767 + nrows - the number of rows indicated 768 . rows - the indices of the rows 769 . ncols - the number of columns in the matrix 770 . cols - the columns indicated 771 . dnz - the array that will be passed to the matrix preallocation routines 772 - ozn - the other array passed to the matrix preallocation routines 773 774 775 Level: intermediate 776 777 Notes: 778 See the <A href="../../docs/manual.pdf#nameddest=ch_performance">Hints for Performance Improvment</A> chapter in the users manual for more details. 779 780 Do not malloc or free dnz and onz that is handled internally by these routines 781 782 This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize(). 783 784 Concepts: preallocation^Matrix 785 786 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(), 787 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal() 788 M*/ 789 #define MatPreallocateSymmetricSet(row,nc,cols,dnz,onz) 0;\ 790 { PetscInt __i; \ 791 for (__i=0; __i<nc; __i++) {\ 792 if (cols[__i] >= __end) onz[row - __rstart]++; \ 793 else if (cols[__i] >= row) dnz[row - __rstart]++;\ 794 }\ 795 } 796 797 /*MC 798 MatPreallocateLocation - An alternative to MatPreallocationSet() that puts the nonzero locations into the matrix if it exists 799 800 Synopsis: 801 #include "petscmat.h" 802 PetscErrorCode MatPreallocateLocations(Mat A,PetscInt row,PetscInt ncols,PetscInt *cols,PetscInt *dnz,PetscInt *onz) 803 804 Not Collective 805 806 Input Parameters: 807 . A - matrix 808 . row - row where values exist (must be local to this process) 809 . ncols - number of columns 810 . cols - columns with nonzeros 811 . dnz - the array that will be passed to the matrix preallocation routines 812 - ozn - the other array passed to the matrix preallocation routines 813 814 815 Level: intermediate 816 817 Notes: 818 See the <A href="../../docs/manual.pdf#nameddest=ch_performance">Hints for Performance Improvment</A> chapter in the users manual for more details. 819 820 Do not malloc or free dnz and onz that is handled internally by these routines 821 822 This is a MACRO not a function because it uses a bunch of variables private to the MatPreallocation.... routines. 823 824 Concepts: preallocation^Matrix 825 826 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(), 827 MatPreallocateSymmetricSetLocal() 828 M*/ 829 #define MatPreallocateLocation(A,row,ncols,cols,dnz,onz) 0;if (A) {ierr = MatSetValues(A,1,&row,ncols,cols,NULL,INSERT_VALUES);CHKERRQ(ierr);} else {ierr = MatPreallocateSet(row,ncols,cols,dnz,onz);CHKERRQ(ierr);} 830 831 832 /*MC 833 MatPreallocateFinalize - Ends the block of code that will count the number of nonzeros per 834 row in a matrix providing the data that one can use to correctly preallocate the matrix. 835 836 Synopsis: 837 #include "petscmat.h" 838 PetscErrorCode MatPreallocateFinalize(PetscInt *dnz, PetscInt *onz) 839 840 Collective on MPI_Comm 841 842 Input Parameters: 843 + dnz - the array that was be passed to the matrix preallocation routines 844 - ozn - the other array passed to the matrix preallocation routines 845 846 847 Level: intermediate 848 849 Notes: 850 See the <A href="../../docs/manual.pdf#nameddest=ch_performance">Hints for Performance Improvment</A> chapter in the users manual for more details. 851 852 Do not malloc or free dnz and onz that is handled internally by these routines 853 854 This is a MACRO not a function because it closes the { started in MatPreallocateInitialize(). 855 856 Concepts: preallocation^Matrix 857 858 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(), 859 MatPreallocateSymmetricSetLocal() 860 M*/ 861 #define MatPreallocateFinalize(dnz,onz) 0;_4_ierr = PetscFree2(dnz,onz);CHKERRQ(_4_ierr);} 862 863 864 865 /* Routines unique to particular data structures */ 866 PETSC_EXTERN PetscErrorCode MatShellGetContext(Mat,void *); 867 868 PETSC_EXTERN PetscErrorCode MatInodeAdjustForInodes(Mat,IS*,IS*); 869 PETSC_EXTERN PetscErrorCode MatInodeGetInodeSizes(Mat,PetscInt *,PetscInt *[],PetscInt *); 870 871 PETSC_EXTERN PetscErrorCode MatSeqAIJSetColumnIndices(Mat,PetscInt[]); 872 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetColumnIndices(Mat,PetscInt[]); 873 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 874 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 875 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 876 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJFromTriple(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*,PetscInt,PetscBool); 877 878 #define MAT_SKIP_ALLOCATION -4 879 880 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 881 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 882 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocation(Mat,PetscInt,const PetscInt[]); 883 884 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 885 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 886 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 887 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocationCSR(Mat,const PetscInt [],const PetscInt [],const PetscScalar []); 888 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 889 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocationCSR(Mat,const PetscInt[],const PetscInt[],const PetscScalar[]); 890 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 891 PETSC_EXTERN PetscErrorCode MatMPIAdjSetPreallocation(Mat,PetscInt[],PetscInt[],PetscInt[]); 892 PETSC_EXTERN PetscErrorCode MatMPIDenseSetPreallocation(Mat,PetscScalar[]); 893 PETSC_EXTERN PetscErrorCode MatSeqDenseSetPreallocation(Mat,PetscScalar[]); 894 PETSC_EXTERN PetscErrorCode MatMPIAIJGetSeqAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 895 PETSC_EXTERN PetscErrorCode MatMPIBAIJGetSeqBAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 896 PETSC_EXTERN PetscErrorCode MatMPIAdjCreateNonemptySubcommMat(Mat,Mat*); 897 898 PETSC_EXTERN PetscErrorCode MatSeqDenseSetLDA(Mat,PetscInt); 899 PETSC_EXTERN PetscErrorCode MatDenseGetLocalMatrix(Mat,Mat*); 900 901 PETSC_EXTERN PetscErrorCode MatStoreValues(Mat); 902 PETSC_EXTERN PetscErrorCode MatRetrieveValues(Mat); 903 904 PETSC_EXTERN PetscErrorCode MatDAADSetCtx(Mat,void*); 905 906 PETSC_EXTERN PetscErrorCode MatFindNonzeroRows(Mat,IS*); 907 /* 908 These routines are not usually accessed directly, rather solving is 909 done through the KSP and PC interfaces. 910 */ 911 912 /*J 913 MatOrderingType - String with the name of a PETSc matrix ordering 914 915 Level: beginner 916 917 .seealso: MatGetOrdering() 918 J*/ 919 typedef const char* MatOrderingType; 920 #define MATORDERINGNATURAL "natural" 921 #define MATORDERINGND "nd" 922 #define MATORDERING1WD "1wd" 923 #define MATORDERINGRCM "rcm" 924 #define MATORDERINGQMD "qmd" 925 #define MATORDERINGROWLENGTH "rowlength" 926 #define MATORDERINGAMD "amd" /* only works if UMFPACK is installed with PETSc */ 927 928 PETSC_EXTERN PetscErrorCode MatGetOrdering(Mat,MatOrderingType,IS*,IS*); 929 PETSC_EXTERN PetscErrorCode MatGetOrderingList(PetscFunctionList*); 930 PETSC_EXTERN PetscErrorCode MatOrderingRegister(const char[],PetscErrorCode(*)(Mat,MatOrderingType,IS*,IS*)); 931 PETSC_EXTERN PetscErrorCode MatOrderingRegisterAll(void); 932 PETSC_EXTERN PetscBool MatOrderingRegisterAllCalled; 933 PETSC_EXTERN PetscFunctionList MatOrderingList; 934 935 PETSC_EXTERN PetscErrorCode MatReorderForNonzeroDiagonal(Mat,PetscReal,IS,IS); 936 937 /*S 938 MatFactorShiftType - Numeric Shift. 939 940 Level: beginner 941 942 S*/ 943 typedef enum {MAT_SHIFT_NONE,MAT_SHIFT_NONZERO,MAT_SHIFT_POSITIVE_DEFINITE,MAT_SHIFT_INBLOCKS} MatFactorShiftType; 944 PETSC_EXTERN const char *const MatFactorShiftTypes[]; 945 PETSC_EXTERN const char *const MatFactorShiftTypesDetail[]; 946 947 /*S 948 MatFactorInfo - Data passed into the matrix factorization routines 949 950 In Fortran these are simply double precision arrays of size MAT_FACTORINFO_SIZE, that is use 951 $ MatFactorInfo info(MAT_FACTORINFO_SIZE) 952 953 Notes: These are not usually directly used by users, instead use PC type of LU, ILU, CHOLESKY or ICC. 954 955 You can use MatFactorInfoInitialize() to set default values. 956 957 Level: developer 958 959 .seealso: MatLUFactorSymbolic(), MatILUFactorSymbolic(), MatCholeskyFactorSymbolic(), MatICCFactorSymbolic(), MatICCFactor(), 960 MatFactorInfoInitialize() 961 962 S*/ 963 typedef struct { 964 PetscReal diagonal_fill; /* force diagonal to fill in if initially not filled */ 965 PetscReal usedt; 966 PetscReal dt; /* drop tolerance */ 967 PetscReal dtcol; /* tolerance for pivoting */ 968 PetscReal dtcount; /* maximum nonzeros to be allowed per row */ 969 PetscReal fill; /* expected fill, nonzeros in factored matrix/nonzeros in original matrix */ 970 PetscReal levels; /* ICC/ILU(levels) */ 971 PetscReal pivotinblocks; /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0 972 factorization may be faster if do not pivot */ 973 PetscReal zeropivot; /* pivot is called zero if less than this */ 974 PetscReal shifttype; /* type of shift added to matrix factor to prevent zero pivots */ 975 PetscReal shiftamount; /* how large the shift is */ 976 } MatFactorInfo; 977 978 PETSC_EXTERN PetscErrorCode MatFactorInfoInitialize(MatFactorInfo*); 979 PETSC_EXTERN PetscErrorCode MatCholeskyFactor(Mat,IS,const MatFactorInfo*); 980 PETSC_EXTERN PetscErrorCode MatCholeskyFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*); 981 PETSC_EXTERN PetscErrorCode MatCholeskyFactorNumeric(Mat,Mat,const MatFactorInfo*); 982 PETSC_EXTERN PetscErrorCode MatLUFactor(Mat,IS,IS,const MatFactorInfo*); 983 PETSC_EXTERN PetscErrorCode MatILUFactor(Mat,IS,IS,const MatFactorInfo*); 984 PETSC_EXTERN PetscErrorCode MatLUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*); 985 PETSC_EXTERN PetscErrorCode MatILUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*); 986 PETSC_EXTERN PetscErrorCode MatICCFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*); 987 PETSC_EXTERN PetscErrorCode MatICCFactor(Mat,IS,const MatFactorInfo*); 988 PETSC_EXTERN PetscErrorCode MatLUFactorNumeric(Mat,Mat,const MatFactorInfo*); 989 PETSC_EXTERN PetscErrorCode MatGetInertia(Mat,PetscInt*,PetscInt*,PetscInt*); 990 PETSC_EXTERN PetscErrorCode MatSolve(Mat,Vec,Vec); 991 PETSC_EXTERN PetscErrorCode MatForwardSolve(Mat,Vec,Vec); 992 PETSC_EXTERN PetscErrorCode MatBackwardSolve(Mat,Vec,Vec); 993 PETSC_EXTERN PetscErrorCode MatSolveAdd(Mat,Vec,Vec,Vec); 994 PETSC_EXTERN PetscErrorCode MatSolveTranspose(Mat,Vec,Vec); 995 PETSC_EXTERN PetscErrorCode MatSolveTransposeAdd(Mat,Vec,Vec,Vec); 996 PETSC_EXTERN PetscErrorCode MatSolves(Mat,Vecs,Vecs); 997 998 PETSC_EXTERN PetscErrorCode MatSetUnfactored(Mat); 999 1000 /*E 1001 MatSORType - What type of (S)SOR to perform 1002 1003 Level: beginner 1004 1005 May be bitwise ORd together 1006 1007 Any additions/changes here MUST also be made in include/finclude/petscmat.h 1008 1009 MatSORType may be bitwise ORd together, so do not change the numbers 1010 1011 .seealso: MatSOR() 1012 E*/ 1013 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3, 1014 SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8, 1015 SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16, 1016 SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType; 1017 PETSC_EXTERN PetscErrorCode MatSOR(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec); 1018 1019 /* 1020 These routines are for efficiently computing Jacobians via finite differences. 1021 */ 1022 1023 /*J 1024 MatColoringType - String with the name of a PETSc matrix coloring 1025 1026 Level: beginner 1027 1028 .seealso: MatGetColoring(), MatColoring 1029 J*/ 1030 typedef const char* MatColoringType; 1031 #define MATCOLORINGNATURAL "natural" 1032 #define MATCOLORINGSL "sl" 1033 #define MATCOLORINGLF "lf" 1034 #define MATCOLORINGID "id" 1035 1036 PETSC_EXTERN PetscErrorCode MatGetColoring(Mat,MatColoringType,ISColoring*); 1037 PETSC_EXTERN PetscErrorCode MatColoringRegister(const char[],PetscErrorCode(*)(Mat,MatColoringType,ISColoring *)); 1038 1039 PETSC_EXTERN PetscBool MatColoringRegisterAllCalled; 1040 1041 PETSC_EXTERN PetscErrorCode MatColoringRegisterAll(void); 1042 PETSC_EXTERN PetscErrorCode MatColoringPatch(Mat,PetscInt,PetscInt,ISColoringValue[],ISColoring*); 1043 1044 /*S 1045 MatFDColoring - Object for computing a sparse Jacobian via finite differences 1046 and coloring 1047 1048 Level: beginner 1049 1050 Concepts: coloring, sparse Jacobian, finite differences 1051 1052 .seealso: MatFDColoringCreate() 1053 S*/ 1054 typedef struct _p_MatFDColoring* MatFDColoring; 1055 1056 PETSC_EXTERN PetscErrorCode MatFDColoringCreate(Mat,ISColoring,MatFDColoring *); 1057 PETSC_EXTERN PetscErrorCode MatFDColoringDestroy(MatFDColoring*); 1058 PETSC_EXTERN PetscErrorCode MatFDColoringView(MatFDColoring,PetscViewer); 1059 PETSC_EXTERN PetscErrorCode MatFDColoringSetFunction(MatFDColoring,PetscErrorCode (*)(void),void*); 1060 PETSC_EXTERN PetscErrorCode MatFDColoringGetFunction(MatFDColoring,PetscErrorCode (**)(void),void**); 1061 PETSC_EXTERN PetscErrorCode MatFDColoringSetParameters(MatFDColoring,PetscReal,PetscReal); 1062 PETSC_EXTERN PetscErrorCode MatFDColoringSetFromOptions(MatFDColoring); 1063 PETSC_EXTERN PetscErrorCode MatFDColoringApply(Mat,MatFDColoring,Vec,MatStructure*,void *); 1064 PETSC_EXTERN PetscErrorCode MatFDColoringSetF(MatFDColoring,Vec); 1065 PETSC_EXTERN PetscErrorCode MatFDColoringGetPerturbedColumns(MatFDColoring,PetscInt*,PetscInt*[]); 1066 PETSC_EXTERN PetscErrorCode MatFDColoringSetUp(Mat,ISColoring,MatFDColoring); 1067 PETSC_EXTERN PetscErrorCode MatFDColoringSetBlockSize(MatFDColoring,PetscInt,PetscInt); 1068 1069 1070 /*S 1071 MatTransposeColoring - Object for computing a sparse matrix product C=A*B^T via coloring 1072 1073 Level: beginner 1074 1075 Concepts: coloring, sparse matrix product 1076 1077 .seealso: MatTransposeColoringCreate() 1078 S*/ 1079 typedef struct _p_MatTransposeColoring* MatTransposeColoring; 1080 1081 PETSC_EXTERN PetscErrorCode MatTransposeColoringCreate(Mat,ISColoring,MatTransposeColoring *); 1082 PETSC_EXTERN PetscErrorCode MatTransColoringApplySpToDen(MatTransposeColoring,Mat,Mat); 1083 PETSC_EXTERN PetscErrorCode MatTransColoringApplyDenToSp(MatTransposeColoring,Mat,Mat); 1084 PETSC_EXTERN PetscErrorCode MatTransposeColoringDestroy(MatTransposeColoring*); 1085 1086 /* 1087 These routines are for partitioning matrices: currently used only 1088 for adjacency matrix, MatCreateMPIAdj(). 1089 */ 1090 1091 /*S 1092 MatPartitioning - Object for managing the partitioning of a matrix or graph 1093 1094 Level: beginner 1095 1096 Concepts: partitioning 1097 1098 .seealso: MatPartitioningCreate(), MatPartitioningType 1099 S*/ 1100 typedef struct _p_MatPartitioning* MatPartitioning; 1101 1102 /*J 1103 MatPartitioningType - String with the name of a PETSc matrix partitioning 1104 1105 Level: beginner 1106 dm 1107 .seealso: MatPartitioningCreate(), MatPartitioning 1108 J*/ 1109 typedef const char* MatPartitioningType; 1110 #define MATPARTITIONINGCURRENT "current" 1111 #define MATPARTITIONINGSQUARE "square" 1112 #define MATPARTITIONINGPARMETIS "parmetis" 1113 #define MATPARTITIONINGCHACO "chaco" 1114 #define MATPARTITIONINGPARTY "party" 1115 #define MATPARTITIONINGPTSCOTCH "ptscotch" 1116 1117 1118 PETSC_EXTERN PetscErrorCode MatPartitioningCreate(MPI_Comm,MatPartitioning*); 1119 PETSC_EXTERN PetscErrorCode MatPartitioningSetType(MatPartitioning,MatPartitioningType); 1120 PETSC_EXTERN PetscErrorCode MatPartitioningSetNParts(MatPartitioning,PetscInt); 1121 PETSC_EXTERN PetscErrorCode MatPartitioningSetAdjacency(MatPartitioning,Mat); 1122 PETSC_EXTERN PetscErrorCode MatPartitioningSetVertexWeights(MatPartitioning,const PetscInt[]); 1123 PETSC_EXTERN PetscErrorCode MatPartitioningSetPartitionWeights(MatPartitioning,const PetscReal []); 1124 PETSC_EXTERN PetscErrorCode MatPartitioningApply(MatPartitioning,IS*); 1125 PETSC_EXTERN PetscErrorCode MatPartitioningDestroy(MatPartitioning*); 1126 1127 PETSC_EXTERN PetscErrorCode MatPartitioningRegister(const char[],PetscErrorCode (*)(MatPartitioning)); 1128 1129 PETSC_EXTERN PetscBool MatPartitioningRegisterAllCalled; 1130 1131 PETSC_EXTERN PetscErrorCode MatPartitioningRegisterAll(void); 1132 1133 PETSC_EXTERN PetscErrorCode MatPartitioningView(MatPartitioning,PetscViewer); 1134 PETSC_EXTERN PetscErrorCode MatPartitioningSetFromOptions(MatPartitioning); 1135 PETSC_EXTERN PetscErrorCode MatPartitioningGetType(MatPartitioning,MatPartitioningType*); 1136 1137 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetCoarseSequential(MatPartitioning); 1138 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisGetEdgeCut(MatPartitioning, PetscInt *); 1139 1140 typedef enum { MP_CHACO_MULTILEVEL=1,MP_CHACO_SPECTRAL=2,MP_CHACO_LINEAR=4,MP_CHACO_RANDOM=5,MP_CHACO_SCATTERED=6 } MPChacoGlobalType; 1141 PETSC_EXTERN const char *const MPChacoGlobalTypes[]; 1142 typedef enum { MP_CHACO_KERNIGHAN=1,MP_CHACO_NONE=2 } MPChacoLocalType; 1143 PETSC_EXTERN const char *const MPChacoLocalTypes[]; 1144 typedef enum { MP_CHACO_LANCZOS=0,MP_CHACO_RQI=1 } MPChacoEigenType; 1145 PETSC_EXTERN const char *const MPChacoEigenTypes[]; 1146 1147 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetGlobal(MatPartitioning,MPChacoGlobalType); 1148 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetGlobal(MatPartitioning,MPChacoGlobalType*); 1149 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetLocal(MatPartitioning,MPChacoLocalType); 1150 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetLocal(MatPartitioning,MPChacoLocalType*); 1151 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetCoarseLevel(MatPartitioning,PetscReal); 1152 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning,MPChacoEigenType); 1153 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenSolver(MatPartitioning,MPChacoEigenType*); 1154 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenTol(MatPartitioning,PetscReal); 1155 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenTol(MatPartitioning,PetscReal*); 1156 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning,PetscInt); 1157 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenNumber(MatPartitioning,PetscInt*); 1158 1159 #define MP_PARTY_OPT "opt" 1160 #define MP_PARTY_LIN "lin" 1161 #define MP_PARTY_SCA "sca" 1162 #define MP_PARTY_RAN "ran" 1163 #define MP_PARTY_GBF "gbf" 1164 #define MP_PARTY_GCF "gcf" 1165 #define MP_PARTY_BUB "bub" 1166 #define MP_PARTY_DEF "def" 1167 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetGlobal(MatPartitioning,const char*); 1168 #define MP_PARTY_HELPFUL_SETS "hs" 1169 #define MP_PARTY_KERNIGHAN_LIN "kl" 1170 #define MP_PARTY_NONE "no" 1171 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetLocal(MatPartitioning,const char*); 1172 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetCoarseLevel(MatPartitioning,PetscReal); 1173 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetBipart(MatPartitioning,PetscBool); 1174 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetMatchOptimization(MatPartitioning,PetscBool); 1175 1176 typedef enum { MP_PTSCOTCH_QUALITY,MP_PTSCOTCH_SPEED,MP_PTSCOTCH_BALANCE,MP_PTSCOTCH_SAFETY,MP_PTSCOTCH_SCALABILITY } MPPTScotchStrategyType; 1177 PETSC_EXTERN const char *const MPPTScotchStrategyTypes[]; 1178 1179 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetImbalance(MatPartitioning,PetscReal); 1180 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetImbalance(MatPartitioning,PetscReal*); 1181 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetStrategy(MatPartitioning,MPPTScotchStrategyType); 1182 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetStrategy(MatPartitioning,MPPTScotchStrategyType*); 1183 1184 /* 1185 These routines are for coarsening matrices: 1186 */ 1187 1188 /*S 1189 MatCoarsen - Object for managing the coarsening of a graph (symmetric matrix) 1190 1191 Level: beginner 1192 1193 Concepts: coarsen 1194 1195 .seealso: MatCoarsenCreate), MatCoarsenType 1196 S*/ 1197 typedef struct _p_MatCoarsen* MatCoarsen; 1198 1199 /*J 1200 MatCoarsenType - String with the name of a PETSc matrix coarsen 1201 1202 Level: beginner 1203 1204 .seealso: MatCoarsenCreate(), MatCoarsen 1205 J*/ 1206 typedef const char* MatCoarsenType; 1207 #define MATCOARSENMIS "mis" 1208 #define MATCOARSENHEM "hem" 1209 1210 /* linked list for aggregates */ 1211 typedef struct _PetscCDIntNd{ 1212 struct _PetscCDIntNd *next; 1213 PetscInt gid; 1214 }PetscCDIntNd; 1215 1216 /* only used by node pool */ 1217 typedef struct _PetscCDArrNd{ 1218 struct _PetscCDArrNd *next; 1219 struct _PetscCDIntNd *array; 1220 }PetscCDArrNd; 1221 1222 typedef struct _PetscCoarsenData{ 1223 PetscCDArrNd pool_list; /* node pool */ 1224 PetscCDIntNd *new_node; 1225 PetscInt new_left; 1226 PetscInt chk_sz; 1227 PetscCDIntNd *extra_nodes; 1228 PetscCDIntNd **array; /* Array of lists */ 1229 PetscInt size; 1230 Mat mat; /* cache a Mat for communication data */ 1231 }PetscCoarsenData; 1232 1233 PETSC_EXTERN PetscErrorCode MatCoarsenCreate(MPI_Comm,MatCoarsen*); 1234 PETSC_EXTERN PetscErrorCode MatCoarsenSetType(MatCoarsen,MatCoarsenType); 1235 PETSC_EXTERN PetscErrorCode MatCoarsenSetAdjacency(MatCoarsen,Mat); 1236 PETSC_EXTERN PetscErrorCode MatCoarsenSetGreedyOrdering(MatCoarsen,const IS); 1237 PETSC_EXTERN PetscErrorCode MatCoarsenSetStrictAggs(MatCoarsen,PetscBool); 1238 PETSC_EXTERN PetscErrorCode MatCoarsenSetVerbose(MatCoarsen,PetscInt); 1239 PETSC_EXTERN PetscErrorCode MatCoarsenGetData( MatCoarsen, PetscCoarsenData ** ); 1240 PETSC_EXTERN PetscErrorCode MatCoarsenApply(MatCoarsen); 1241 PETSC_EXTERN PetscErrorCode MatCoarsenDestroy(MatCoarsen*); 1242 1243 PETSC_EXTERN PetscErrorCode MatCoarsenRegister(const char[],PetscErrorCode (*)(MatCoarsen)); 1244 1245 PETSC_EXTERN PetscBool MatCoarsenRegisterAllCalled; 1246 1247 PETSC_EXTERN PetscErrorCode MatCoarsenRegisterAll(void); 1248 1249 PETSC_EXTERN PetscErrorCode MatCoarsenView(MatCoarsen,PetscViewer); 1250 PETSC_EXTERN PetscErrorCode MatCoarsenSetFromOptions(MatCoarsen); 1251 PETSC_EXTERN PetscErrorCode MatCoarsenGetType(MatCoarsen,MatCoarsenType*); 1252 1253 PETSC_EXTERN PetscErrorCode MatMeshToVertexGraph(Mat,PetscInt,Mat*); 1254 PETSC_EXTERN PetscErrorCode MatMeshToCellGraph(Mat,PetscInt,Mat*); 1255 1256 /* 1257 If you add entries here you must also add them to finclude/petscmat.h 1258 */ 1259 typedef enum { MATOP_SET_VALUES=0, 1260 MATOP_GET_ROW=1, 1261 MATOP_RESTORE_ROW=2, 1262 MATOP_MULT=3, 1263 MATOP_MULT_ADD=4, 1264 MATOP_MULT_TRANSPOSE=5, 1265 MATOP_MULT_TRANSPOSE_ADD=6, 1266 MATOP_SOLVE=7, 1267 MATOP_SOLVE_ADD=8, 1268 MATOP_SOLVE_TRANSPOSE=9, 1269 MATOP_SOLVE_TRANSPOSE_ADD=10, 1270 MATOP_LUFACTOR=11, 1271 MATOP_CHOLESKYFACTOR=12, 1272 MATOP_SOR=13, 1273 MATOP_TRANSPOSE=14, 1274 MATOP_GETINFO=15, 1275 MATOP_EQUAL=16, 1276 MATOP_GET_DIAGONAL=17, 1277 MATOP_DIAGONAL_SCALE=18, 1278 MATOP_NORM=19, 1279 MATOP_ASSEMBLY_BEGIN=20, 1280 MATOP_ASSEMBLY_END=21, 1281 MATOP_SET_OPTION=22, 1282 MATOP_ZERO_ENTRIES=23, 1283 MATOP_ZERO_ROWS=24, 1284 MATOP_LUFACTOR_SYMBOLIC=25, 1285 MATOP_LUFACTOR_NUMERIC=26, 1286 MATOP_CHOLESKY_FACTOR_SYMBOLIC=27, 1287 MATOP_CHOLESKY_FACTOR_NUMERIC=28, 1288 MATOP_SETUP_PREALLOCATION=29, 1289 MATOP_ILUFACTOR_SYMBOLIC=30, 1290 MATOP_ICCFACTOR_SYMBOLIC=31, 1291 /* MATOP_PLACEHOLDER_32=32, */ 1292 /* MATOP_PLACEHOLDER_33=33, */ 1293 MATOP_DUPLICATE=34, 1294 MATOP_FORWARD_SOLVE=35, 1295 MATOP_BACKWARD_SOLVE=36, 1296 MATOP_ILUFACTOR=37, 1297 MATOP_ICCFACTOR=38, 1298 MATOP_AXPY=39, 1299 MATOP_GET_SUBMATRICES=40, 1300 MATOP_INCREASE_OVERLAP=41, 1301 MATOP_GET_VALUES=42, 1302 MATOP_COPY=43, 1303 MATOP_GET_ROW_MAX=44, 1304 MATOP_SCALE=45, 1305 MATOP_SHIFT=46, 1306 MATOP_DIAGONAL_SET=47, 1307 MATOP_ZERO_ROWS_COLUMNS=48, 1308 MATOP_SET_RANDOM=49, 1309 MATOP_GET_ROW_IJ=50, 1310 MATOP_RESTORE_ROW_IJ=51, 1311 MATOP_GET_COLUMN_IJ=52, 1312 MATOP_RESTORE_COLUMN_IJ=53, 1313 MATOP_FDCOLORING_CREATE=54, 1314 MATOP_COLORING_PATCH=55, 1315 MATOP_SET_UNFACTORED=56, 1316 MATOP_PERMUTE=57, 1317 MATOP_SET_VALUES_BLOCKED=58, 1318 MATOP_GET_SUBMATRIX=59, 1319 MATOP_DESTROY=60, 1320 MATOP_VIEW=61, 1321 MATOP_CONVERT_FROM=62, 1322 MATOP_MATMAT_MULT=63, 1323 MATOP_MATMAT_MULT_SYMBOLIC=64, 1324 MATOP_MATMAT_MULT_NUMERIC=65, 1325 MATOP_SET_LOCAL_TO_GLOBAL_MAP=66, 1326 MATOP_SET_VALUES_LOCAL=67, 1327 MATOP_ZERO_ROWS_LOCAL=68, 1328 MATOP_GET_ROW_MAX_ABS=69, 1329 MATOP_GET_ROW_MIN_ABS=70, 1330 MATOP_CONVERT=71, 1331 MATOP_SET_COLORING=72, 1332 /* MATOP_PLACEHOLDER_73=73, */ 1333 MATOP_SET_VALUES_ADIFOR=74, 1334 MATOP_FD_COLORING_APPLY=75, 1335 MATOP_SET_FROM_OPTIONS=76, 1336 MATOP_MULT_CONSTRAINED=77, 1337 MATOP_MULT_TRANSPOSE_CONSTRAIN=78, 1338 MATOP_FIND_ZERO_DIAGONALS=79, 1339 MATOP_MULT_MULTIPLE=80, 1340 MATOP_SOLVE_MULTIPLE=81, 1341 MATOP_GET_INERTIA=82, 1342 MATOP_LOAD=83, 1343 MATOP_IS_SYMMETRIC=84, 1344 MATOP_IS_HERMITIAN=85, 1345 MATOP_IS_STRUCTURALLY_SYMMETRIC=86, 1346 MATOP_SET_VALUES_BLOCKEDLOCAL=87, 1347 MATOP_GET_VECS=88, 1348 MATOP_MAT_MULT=89, 1349 MATOP_MAT_MULT_SYMBOLIC=90, 1350 MATOP_MAT_MULT_NUMERIC=91, 1351 MATOP_PTAP=92, 1352 MATOP_PTAP_SYMBOLIC=93, 1353 MATOP_PTAP_NUMERIC=94, 1354 MATOP_MAT_TRANSPOSE_MULT=95, 1355 MATOP_MAT_TRANSPOSE_MULT_SYMBO=96, 1356 MATOP_MAT_TRANSPOSE_MULT_NUMER=97, 1357 /* MATOP_PLACEHOLDER_98=98, */ 1358 /* MATOP_PLACEHOLDER_99=99, */ 1359 /* MATOP_PLACEHOLDER_100=100, */ 1360 /* MATOP_PLACEHOLDER_101=101, */ 1361 MATOP_CONJUGATE=102, 1362 /* MATOP_PLACEHOLDER_103=103, */ 1363 MATOP_SET_VALUES_ROW=104, 1364 MATOP_REAL_PART=105, 1365 MATOP_IMAGINARY_PART=106, 1366 MATOP_GET_ROW_UPPER_TRIANGULAR=107, 1367 MATOP_RESTORE_ROW_UPPER_TRIANG=108, 1368 MATOP_MAT_SOLVE=109, 1369 MATOP_GET_REDUNDANT_MATRIX=110, 1370 MATOP_GET_ROW_MIN=111, 1371 MATOP_GET_COLUMN_VECTOR=112, 1372 MATOP_MISSING_DIAGONAL=113, 1373 MATOP_GET_SEQ_NONZERO_STRUCTUR=114, 1374 MATOP_CREATE=115, 1375 MATOP_GET_GHOSTS=116, 1376 MATOP_GET_LOCAL_SUB_MATRIX=117, 1377 MATOP_RESTORE_LOCALSUB_MATRIX=118, 1378 MATOP_MULT_DIAGONAL_BLOCK=119, 1379 MATOP_HERMITIAN_TRANSPOSE=120, 1380 MATOP_MULT_HERMITIAN_TRANSPOSE=121, 1381 MATOP_MULT_HERMITIAN_TRANS_ADD=122, 1382 MATOP_GET_MULTI_PROC_BLOCK=123, 1383 MATOP_FIND_NONZERO_ROWS=124, 1384 MATOP_GET_COLUMN_NORMS=125, 1385 MATOP_INVERT_BLOCK_DIAGONAL=126, 1386 /* MATOP_PLACEHOLDER_127=127, */ 1387 MATOP_GET_SUB_MATRICES_PARALLE=128, 1388 MATOP_SET_VALUES_BATCH=129, 1389 MATOP_TRANSPOSE_MAT_MULT=130, 1390 MATOP_TRANSPOSE_MAT_MULT_SYMBO=131, 1391 MATOP_TRANSPOSE_MAT_MULT_NUMER=132, 1392 MATOP_TRANSPOSE_COLORING_CREAT=133, 1393 MATOP_TRANS_COLORING_APPLY_SPT=134, 1394 MATOP_TRANS_COLORING_APPLY_DEN=135, 1395 MATOP_RART=136, 1396 MATOP_RART_SYMBOLIC=137, 1397 MATOP_RART_NUMERIC=138, 1398 MATOP_SET_BLOCK_SIZES=139, 1399 MATOP_AYPX=140, 1400 MATOP_RESIDUAL=141, 1401 MATOP_FDCOLORING_SETUP= 142 1402 } MatOperation; 1403 PETSC_EXTERN PetscErrorCode MatHasOperation(Mat,MatOperation,PetscBool *); 1404 PETSC_EXTERN PetscErrorCode MatShellSetOperation(Mat,MatOperation,void(*)(void)); 1405 PETSC_EXTERN PetscErrorCode MatShellGetOperation(Mat,MatOperation,void(**)(void)); 1406 PETSC_EXTERN PetscErrorCode MatShellSetContext(Mat,void*); 1407 1408 /* 1409 Codes for matrices stored on disk. By default they are 1410 stored in a universal format. By changing the format with 1411 PetscViewerSetFormat(viewer,PETSC_VIEWER_NATIVE); the matrices will 1412 be stored in a way natural for the matrix, for example dense matrices 1413 would be stored as dense. Matrices stored this way may only be 1414 read into matrices of the same type. 1415 */ 1416 #define MATRIX_BINARY_FORMAT_DENSE -1 1417 1418 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetHashTableFactor(Mat,PetscReal); 1419 PETSC_EXTERN PetscErrorCode MatISGetLocalMat(Mat,Mat*); 1420 PETSC_EXTERN PetscErrorCode MatISSetLocalMat(Mat,Mat); 1421 1422 /*S 1423 MatNullSpace - Object that removes a null space from a vector, i.e. 1424 orthogonalizes the vector to a subsapce 1425 1426 Level: advanced 1427 1428 Concepts: matrix; linear operator, null space 1429 1430 Users manual sections: 1431 . sec_singular 1432 1433 .seealso: MatNullSpaceCreate() 1434 S*/ 1435 typedef struct _p_MatNullSpace* MatNullSpace; 1436 1437 PETSC_EXTERN PetscErrorCode MatNullSpaceCreate(MPI_Comm,PetscBool ,PetscInt,const Vec[],MatNullSpace*); 1438 PETSC_EXTERN PetscErrorCode MatNullSpaceSetFunction(MatNullSpace,PetscErrorCode (*)(MatNullSpace,Vec,void*),void*); 1439 PETSC_EXTERN PetscErrorCode MatNullSpaceDestroy(MatNullSpace*); 1440 PETSC_EXTERN PetscErrorCode MatNullSpaceRemove(MatNullSpace,Vec); 1441 PETSC_EXTERN PetscErrorCode MatGetNullSpace(Mat, MatNullSpace *); 1442 PETSC_EXTERN PetscErrorCode MatSetNullSpace(Mat,MatNullSpace); 1443 PETSC_EXTERN PetscErrorCode MatSetNearNullSpace(Mat,MatNullSpace); 1444 PETSC_EXTERN PetscErrorCode MatGetNearNullSpace(Mat,MatNullSpace*); 1445 PETSC_EXTERN PetscErrorCode MatNullSpaceTest(MatNullSpace,Mat,PetscBool *); 1446 PETSC_EXTERN PetscErrorCode MatNullSpaceView(MatNullSpace,PetscViewer); 1447 PETSC_EXTERN PetscErrorCode MatNullSpaceGetVecs(MatNullSpace,PetscBool*,PetscInt*,const Vec**); 1448 PETSC_EXTERN PetscErrorCode MatNullSpaceCreateRigidBody(Vec,MatNullSpace*); 1449 1450 PETSC_EXTERN PetscErrorCode MatReorderingSeqSBAIJ(Mat,IS); 1451 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetHashTableFactor(Mat,PetscReal); 1452 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetColumnIndices(Mat,PetscInt *); 1453 PETSC_EXTERN PetscErrorCode MatSeqBAIJInvertBlockDiagonal(Mat); 1454 1455 PETSC_EXTERN PetscErrorCode MatCreateMAIJ(Mat,PetscInt,Mat*); 1456 PETSC_EXTERN PetscErrorCode MatMAIJRedimension(Mat,PetscInt,Mat*); 1457 PETSC_EXTERN PetscErrorCode MatMAIJGetAIJ(Mat,Mat*); 1458 1459 PETSC_EXTERN PetscErrorCode MatComputeExplicitOperator(Mat,Mat*); 1460 1461 PETSC_EXTERN PetscErrorCode MatDiagonalScaleLocal(Mat,Vec); 1462 1463 PETSC_EXTERN PetscErrorCode MatCreateMFFD(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,Mat*); 1464 PETSC_EXTERN PetscErrorCode MatMFFDSetBase(Mat,Vec,Vec); 1465 PETSC_EXTERN PetscErrorCode MatMFFDSetFunction(Mat,PetscErrorCode(*)(void*,Vec,Vec),void*); 1466 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioni(Mat,PetscErrorCode (*)(void*,PetscInt,Vec,PetscScalar*)); 1467 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioniBase(Mat,PetscErrorCode (*)(void*,Vec)); 1468 PETSC_EXTERN PetscErrorCode MatMFFDAddNullSpace(Mat,MatNullSpace); 1469 PETSC_EXTERN PetscErrorCode MatMFFDSetHHistory(Mat,PetscScalar[],PetscInt); 1470 PETSC_EXTERN PetscErrorCode MatMFFDResetHHistory(Mat); 1471 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctionError(Mat,PetscReal); 1472 PETSC_EXTERN PetscErrorCode MatMFFDSetPeriod(Mat,PetscInt); 1473 PETSC_EXTERN PetscErrorCode MatMFFDGetH(Mat,PetscScalar *); 1474 PETSC_EXTERN PetscErrorCode MatMFFDSetOptionsPrefix(Mat,const char[]); 1475 PETSC_EXTERN PetscErrorCode MatMFFDCheckPositivity(void*,Vec,Vec,PetscScalar*); 1476 PETSC_EXTERN PetscErrorCode MatMFFDSetCheckh(Mat,PetscErrorCode (*)(void*,Vec,Vec,PetscScalar*),void*); 1477 1478 /*S 1479 MatMFFD - A data structured used to manage the computation of the h differencing parameter for matrix-free 1480 Jacobian vector products 1481 1482 Notes: MATMFFD is a specific MatType which uses the MatMFFD data structure 1483 1484 MatMFFD*() methods actually take the Mat as their first argument. Not a MatMFFD data structure 1485 1486 Level: developer 1487 1488 .seealso: MATMFFD, MatCreateMFFD(), MatMFFDSetFuction(), MatMFFDSetType(), MatMFFDRegister() 1489 S*/ 1490 typedef struct _p_MatMFFD* MatMFFD; 1491 1492 /*J 1493 MatMFFDType - algorithm used to compute the h used in computing matrix-vector products via differencing of the function 1494 1495 Level: beginner 1496 1497 .seealso: MatMFFDSetType(), MatMFFDRegister() 1498 J*/ 1499 typedef const char* MatMFFDType; 1500 #define MATMFFD_DS "ds" 1501 #define MATMFFD_WP "wp" 1502 1503 PETSC_EXTERN PetscErrorCode MatMFFDSetType(Mat,MatMFFDType); 1504 PETSC_EXTERN PetscErrorCode MatMFFDRegister(const char[],PetscErrorCode (*)(MatMFFD)); 1505 1506 PETSC_EXTERN PetscErrorCode MatMFFDRegisterAll(void); 1507 PETSC_EXTERN PetscErrorCode MatMFFDDSSetUmin(Mat,PetscReal); 1508 PETSC_EXTERN PetscErrorCode MatMFFDWPSetComputeNormU(Mat,PetscBool ); 1509 1510 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *); 1511 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *); 1512 1513 /* 1514 PETSc interface to MUMPS 1515 */ 1516 #ifdef PETSC_HAVE_MUMPS 1517 PETSC_EXTERN PetscErrorCode MatMumpsSetIcntl(Mat,PetscInt,PetscInt); 1518 PETSC_EXTERN PetscErrorCode MatMumpsSetCntl(Mat,PetscInt,PetscReal); 1519 #endif 1520 1521 /* 1522 PETSc interface to SUPERLU 1523 */ 1524 #ifdef PETSC_HAVE_SUPERLU 1525 PETSC_EXTERN PetscErrorCode MatSuperluSetILUDropTol(Mat,PetscReal); 1526 #endif 1527 1528 #ifdef PETSC_HAVE_CUDA 1529 /*E 1530 MatCUSPARSEStorageFormat - indicates the storage format for CUSPARSE (GPU) 1531 matrices. 1532 1533 Not Collective 1534 1535 + MAT_CUSPARSE_CSR - Compressed Sparse Row 1536 . MAT_CUSPARSE_ELL - Ellpack (requires CUDA 4.2 or later). 1537 - MAT_CUSPARSE_HYB - Hybrid, a combination of Ellpack and Coordinate format (requires CUDA 4.2 or later). 1538 1539 Level: intermediate 1540 1541 Any additions/changes here MUST also be made in include/finclude/petscmat.h 1542 1543 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEFormatOperation 1544 E*/ 1545 1546 typedef enum {MAT_CUSPARSE_CSR, MAT_CUSPARSE_ELL, MAT_CUSPARSE_HYB} MatCUSPARSEStorageFormat; 1547 1548 /* these will be strings associated with enumerated type defined above */ 1549 PETSC_EXTERN const char *const MatCUSPARSEStorageFormats[]; 1550 1551 /*E 1552 MatCUSPARSEFormatOperation - indicates the operation of CUSPARSE (GPU) 1553 matrices whose operation should use a particular storage format. 1554 1555 Not Collective 1556 1557 + MAT_CUSPARSE_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult 1558 . MAT_CUSPARSE_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult 1559 . MAT_CUSPARSE_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult 1560 - MAT_CUSPARSE_ALL - sets the storage format for all CUSPARSE (GPU) matrices 1561 1562 Level: intermediate 1563 1564 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEStorageFormat 1565 E*/ 1566 typedef enum {MAT_CUSPARSE_MULT_DIAG, MAT_CUSPARSE_MULT_OFFDIAG, MAT_CUSPARSE_MULT, MAT_CUSPARSE_ALL} MatCUSPARSEFormatOperation; 1567 1568 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1569 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1570 PETSC_EXTERN PetscErrorCode MatCUSPARSESetFormat(Mat,MatCUSPARSEFormatOperation,MatCUSPARSEStorageFormat); 1571 #endif 1572 1573 #if defined(PETSC_HAVE_CUSP) 1574 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSP(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1575 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSP(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1576 1577 /*E 1578 MatCUSPStorageFormat - indicates the storage format for CUSP (GPU) 1579 matrices. 1580 1581 Not Collective 1582 1583 + MAT_CUSP_CSR - Compressed Sparse Row 1584 . MAT_CUSP_DIA - Diagonal 1585 - MAT_CUSP_ELL - Ellpack 1586 1587 Level: intermediate 1588 1589 Any additions/changes here MUST also be made in include/finclude/petscmat.h 1590 1591 .seealso: MatCUSPSetFormat(), MatCUSPFormatOperation 1592 E*/ 1593 typedef enum {MAT_CUSP_CSR, MAT_CUSP_DIA, MAT_CUSP_ELL} MatCUSPStorageFormat; 1594 1595 /* these will be strings associated with enumerated type defined above */ 1596 PETSC_EXTERN const char *const MatCUSPStorageFormats[]; 1597 1598 /*E 1599 MatCUSPFormatOperation - indicates the operation of CUSP (GPU) 1600 matrices whose operation should use a particular storage format. 1601 1602 Not Collective 1603 1604 + MAT_CUSP_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult 1605 . MAT_CUSP_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult 1606 . MAT_CUSP_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult 1607 - MAT_CUSP_ALL - sets the storage format for all CUSP (GPU) matrices 1608 1609 Level: intermediate 1610 1611 Any additions/changes here MUST also be made in include/finclude/petscmat.h 1612 1613 .seealso: MatCUSPSetFormat(), MatCUSPStorageFormat 1614 E*/ 1615 typedef enum {MAT_CUSP_MULT_DIAG, MAT_CUSP_MULT_OFFDIAG, MAT_CUSP_MULT, MAT_CUSP_ALL} MatCUSPFormatOperation; 1616 1617 PETSC_EXTERN PetscErrorCode MatCUSPSetFormat(Mat,MatCUSPFormatOperation,MatCUSPStorageFormat); 1618 #endif 1619 1620 #if defined(PETSC_HAVE_VIENNACL) 1621 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1622 PETSC_EXTERN PetscErrorCode MatCreateAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1623 #endif 1624 1625 /* 1626 PETSc interface to FFTW 1627 */ 1628 #if defined(PETSC_HAVE_FFTW) 1629 PETSC_EXTERN PetscErrorCode VecScatterPetscToFFTW(Mat,Vec,Vec); 1630 PETSC_EXTERN PetscErrorCode VecScatterFFTWToPetsc(Mat,Vec,Vec); 1631 PETSC_EXTERN PetscErrorCode MatGetVecsFFTW(Mat,Vec*,Vec*,Vec*); 1632 #endif 1633 1634 #if defined(PETSC_HAVE_ELEMENTAL) 1635 PETSC_EXTERN PetscErrorCode PetscElementalInitializePackage(void); 1636 PETSC_EXTERN PetscErrorCode PetscElementalFinalizePackage(void); 1637 #endif 1638 1639 PETSC_EXTERN PetscErrorCode MatCreateNest(MPI_Comm,PetscInt,const IS[],PetscInt,const IS[],const Mat[],Mat*); 1640 PETSC_EXTERN PetscErrorCode MatNestGetSize(Mat,PetscInt*,PetscInt*); 1641 PETSC_EXTERN PetscErrorCode MatNestGetISs(Mat,IS[],IS[]); 1642 PETSC_EXTERN PetscErrorCode MatNestGetLocalISs(Mat,IS[],IS[]); 1643 PETSC_EXTERN PetscErrorCode MatNestGetSubMats(Mat,PetscInt*,PetscInt*,Mat***); 1644 PETSC_EXTERN PetscErrorCode MatNestGetSubMat(Mat,PetscInt,PetscInt,Mat*); 1645 PETSC_EXTERN PetscErrorCode MatNestSetVecType(Mat,VecType); 1646 PETSC_EXTERN PetscErrorCode MatNestSetSubMats(Mat,PetscInt,const IS[],PetscInt,const IS[],const Mat[]); 1647 PETSC_EXTERN PetscErrorCode MatNestSetSubMat(Mat,PetscInt,PetscInt,Mat); 1648 1649 PETSC_EXTERN PetscErrorCode MatChop(Mat,PetscReal); 1650 PETSC_EXTERN PetscErrorCode MatComputeBandwidth(Mat,PetscReal,PetscInt*); 1651 1652 #endif 1653