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_COLORING_CLASSID; 140 PETSC_EXTERN PetscClassId MAT_FDCOLORING_CLASSID; 141 PETSC_EXTERN PetscClassId MAT_TRANSPOSECOLORING_CLASSID; 142 PETSC_EXTERN PetscClassId MAT_PARTITIONING_CLASSID; 143 PETSC_EXTERN PetscClassId MAT_COARSEN_CLASSID; 144 PETSC_EXTERN PetscClassId MAT_NULLSPACE_CLASSID; 145 PETSC_EXTERN PetscClassId MATMFFD_CLASSID; 146 147 /*E 148 MatReuse - Indicates if matrices obtained from a previous call to MatGetSubMatrices() 149 or MatGetSubMatrix() are to be reused to store the new matrix values. For MatConvert() is used to indicate 150 that the input matrix is to be replaced with the converted matrix. 151 152 Level: beginner 153 154 Any additions/changes here MUST also be made in include/finclude/petscmat.h 155 156 .seealso: MatGetSubMatrices(), MatGetSubMatrix(), MatDestroyMatrices(), MatConvert() 157 E*/ 158 typedef enum {MAT_INITIAL_MATRIX,MAT_REUSE_MATRIX,MAT_IGNORE_MATRIX} MatReuse; 159 160 /*E 161 MatGetSubMatrixOption - Indicates if matrices obtained from a call to MatGetSubMatrices() 162 include the matrix values. Currently it is only used by MatGetSeqNonzerostructure(). 163 164 Level: beginner 165 166 .seealso: MatGetSeqNonzerostructure() 167 E*/ 168 typedef enum {MAT_DO_NOT_GET_VALUES,MAT_GET_VALUES} MatGetSubMatrixOption; 169 170 PETSC_EXTERN PetscErrorCode MatInitializePackage(void); 171 172 PETSC_EXTERN PetscErrorCode MatCreate(MPI_Comm,Mat*); 173 PETSC_EXTERN PetscErrorCode MatSetSizes(Mat,PetscInt,PetscInt,PetscInt,PetscInt); 174 PETSC_EXTERN PetscErrorCode MatSetType(Mat,MatType); 175 PETSC_EXTERN PetscErrorCode MatSetFromOptions(Mat); 176 PETSC_STATIC_INLINE PetscErrorCode MatViewFromOptions(Mat A,const char prefix[],const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,prefix,name);} 177 PETSC_EXTERN PetscErrorCode MatRegisterAll(void); 178 PETSC_EXTERN PetscErrorCode MatRegister(const char[],PetscErrorCode(*)(Mat)); 179 PETSC_EXTERN PetscErrorCode MatRegisterBaseName(const char[],const char[],const char[]); 180 PETSC_EXTERN PetscErrorCode MatSetOptionsPrefix(Mat,const char[]); 181 PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefix(Mat,const char[]); 182 PETSC_EXTERN PetscErrorCode MatGetOptionsPrefix(Mat,const char*[]); 183 184 PETSC_EXTERN PetscBool MatRegisterAllCalled; 185 PETSC_EXTERN PetscFunctionList MatList; 186 PETSC_EXTERN PetscFunctionList MatColoringList; 187 PETSC_EXTERN PetscFunctionList MatPartitioningList; 188 PETSC_EXTERN PetscFunctionList MatCoarsenList; 189 190 /*E 191 MatStructure - Indicates if two matrices have the same nonzero structure 192 193 Level: beginner 194 195 Any additions/changes here MUST also be made in include/finclude/petscmat.h 196 197 .seealso: MatCopy(), MatAXPY() 198 E*/ 199 typedef enum {DIFFERENT_NONZERO_PATTERN,SUBSET_NONZERO_PATTERN,SAME_NONZERO_PATTERN} MatStructure; 200 201 PETSC_EXTERN PetscErrorCode MatCreateSeqDense(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*); 202 PETSC_EXTERN PetscErrorCode MatCreateDense(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*); 203 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 204 PETSC_EXTERN PetscErrorCode MatCreateAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 205 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *); 206 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSplitArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],PetscInt[],PetscInt[],PetscScalar[],Mat*); 207 208 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 209 PETSC_EXTERN PetscErrorCode MatCreateBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 210 PETSC_EXTERN PetscErrorCode MatCreateMPIBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat*); 211 212 PETSC_EXTERN PetscErrorCode MatCreateMPIAdj(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscInt[],Mat*); 213 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 214 215 PETSC_EXTERN PetscErrorCode MatCreateSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 216 PETSC_EXTERN PetscErrorCode MatCreateMPISBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *); 217 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 218 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 219 PETSC_EXTERN PetscErrorCode MatXAIJSetPreallocation(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscInt[],const PetscInt[]); 220 221 PETSC_EXTERN PetscErrorCode MatCreateShell(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,void *,Mat*); 222 PETSC_EXTERN PetscErrorCode MatCreateNormal(Mat,Mat*); 223 PETSC_EXTERN PetscErrorCode MatCreateLRC(Mat,Mat,Mat,Mat*); 224 PETSC_EXTERN PetscErrorCode MatCreateIS(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,ISLocalToGlobalMapping,Mat*); 225 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 226 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 227 228 PETSC_EXTERN PetscErrorCode MatCreateSeqBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 229 PETSC_EXTERN PetscErrorCode MatCreateMPIBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 230 PETSC_EXTERN PetscErrorCode MatCreateSeqSBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 231 PETSC_EXTERN PetscErrorCode MatCreateMPISBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 232 233 PETSC_EXTERN PetscErrorCode MatCreateScatter(MPI_Comm,VecScatter,Mat*); 234 PETSC_EXTERN PetscErrorCode MatScatterSetVecScatter(Mat,VecScatter); 235 PETSC_EXTERN PetscErrorCode MatScatterGetVecScatter(Mat,VecScatter*); 236 PETSC_EXTERN PetscErrorCode MatCreateBlockMat(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,Mat*); 237 PETSC_EXTERN PetscErrorCode MatCompositeAddMat(Mat,Mat); 238 PETSC_EXTERN PetscErrorCode MatCompositeMerge(Mat); 239 PETSC_EXTERN PetscErrorCode MatCreateComposite(MPI_Comm,PetscInt,const Mat*,Mat*); 240 typedef enum {MAT_COMPOSITE_ADDITIVE,MAT_COMPOSITE_MULTIPLICATIVE} MatCompositeType; 241 PETSC_EXTERN PetscErrorCode MatCompositeSetType(Mat,MatCompositeType); 242 243 PETSC_EXTERN PetscErrorCode MatCreateFFT(MPI_Comm,PetscInt,const PetscInt[],MatType,Mat*); 244 PETSC_EXTERN PetscErrorCode MatCreateSeqCUFFT(MPI_Comm,PetscInt,const PetscInt[],Mat*); 245 246 PETSC_EXTERN PetscErrorCode MatCreateTranspose(Mat,Mat*); 247 PETSC_EXTERN PetscErrorCode MatCreateSubMatrix(Mat,IS,IS,Mat*); 248 PETSC_EXTERN PetscErrorCode MatSubMatrixUpdate(Mat,Mat,IS,IS); 249 PETSC_EXTERN PetscErrorCode MatCreateLocalRef(Mat,IS,IS,Mat*); 250 251 PETSC_EXTERN PetscErrorCode MatPythonSetType(Mat,const char[]); 252 253 PETSC_EXTERN PetscErrorCode MatSetUp(Mat); 254 PETSC_EXTERN PetscErrorCode MatDestroy(Mat*); 255 PETSC_EXTERN PetscErrorCode MatGetNonzeroState(Mat,PetscObjectState*); 256 257 PETSC_EXTERN PetscErrorCode MatConjugate(Mat); 258 PETSC_EXTERN PetscErrorCode MatRealPart(Mat); 259 PETSC_EXTERN PetscErrorCode MatImaginaryPart(Mat); 260 PETSC_EXTERN PetscErrorCode MatGetDiagonalBlock(Mat,Mat*); 261 PETSC_EXTERN PetscErrorCode MatGetTrace(Mat,PetscScalar*); 262 PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonal(Mat,const PetscScalar **); 263 264 /* ------------------------------------------------------------*/ 265 PETSC_EXTERN PetscErrorCode MatSetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 266 PETSC_EXTERN PetscErrorCode MatSetValuesBlocked(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 267 PETSC_EXTERN PetscErrorCode MatSetValuesRow(Mat,PetscInt,const PetscScalar[]); 268 PETSC_EXTERN PetscErrorCode MatSetValuesRowLocal(Mat,PetscInt,const PetscScalar[]); 269 PETSC_EXTERN PetscErrorCode MatSetValuesBatch(Mat,PetscInt,PetscInt,PetscInt[],const PetscScalar[]); 270 PETSC_EXTERN PetscErrorCode MatSetRandom(Mat,PetscRandom); 271 272 /*S 273 MatStencil - Data structure (C struct) for storing information about a single row or 274 column of a matrix as indexed on an associated grid. 275 276 Fortran usage is different, see MatSetValuesStencil() for details. 277 278 Level: beginner 279 280 Concepts: matrix; linear operator 281 282 .seealso: MatSetValuesStencil(), MatSetStencil(), MatSetValuesBlockedStencil() 283 S*/ 284 typedef struct { 285 PetscInt k,j,i,c; 286 } MatStencil; 287 288 PETSC_EXTERN PetscErrorCode MatSetValuesStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 289 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 290 PETSC_EXTERN PetscErrorCode MatSetStencil(Mat,PetscInt,const PetscInt[],const PetscInt[],PetscInt); 291 292 PETSC_EXTERN PetscErrorCode MatSetColoring(Mat,ISColoring); 293 PETSC_EXTERN PetscErrorCode MatSetValuesAdifor(Mat,PetscInt,void*); 294 295 /*E 296 MatAssemblyType - Indicates if the matrix is now to be used, or if you plan 297 to continue to add values to it 298 299 Level: beginner 300 301 .seealso: MatAssemblyBegin(), MatAssemblyEnd() 302 E*/ 303 typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType; 304 PETSC_EXTERN PetscErrorCode MatAssemblyBegin(Mat,MatAssemblyType); 305 PETSC_EXTERN PetscErrorCode MatAssemblyEnd(Mat,MatAssemblyType); 306 PETSC_EXTERN PetscErrorCode MatAssembled(Mat,PetscBool *); 307 308 309 310 /*E 311 MatOption - Options that may be set for a matrix and its behavior or storage 312 313 Level: beginner 314 315 Any additions/changes here MUST also be made in include/finclude/petscmat.h 316 317 Developer Notes: Entries that are negative need not be called collectively by all processes. 318 319 .seealso: MatSetOption() 320 E*/ 321 typedef enum {MAT_OPTION_MIN = -8, 322 MAT_NEW_NONZERO_LOCATION_ERR = -7, 323 MAT_NO_OFF_PROC_ZERO_ROWS = -6, 324 MAT_NO_OFF_PROC_ENTRIES = -5, 325 MAT_UNUSED_NONZERO_LOCATION_ERR = -4, 326 MAT_NEW_NONZERO_ALLOCATION_ERR = -3, 327 MAT_ROW_ORIENTED = -2, 328 MAT_NEW_NONZERO_LOCATIONS = -1, 329 MAT_SYMMETRIC = 1, 330 MAT_STRUCTURALLY_SYMMETRIC = 2, 331 MAT_NEW_DIAGONALS = 3, 332 MAT_IGNORE_OFF_PROC_ENTRIES = 4, 333 MAT_USE_HASH_TABLE = 5, 334 MAT_KEEP_NONZERO_PATTERN = 6, 335 MAT_IGNORE_ZERO_ENTRIES = 7, 336 MAT_USE_INODES = 8, 337 MAT_HERMITIAN = 9, 338 MAT_SYMMETRY_ETERNAL = 10, 339 MAT_DUMMY = 11, 340 MAT_IGNORE_LOWER_TRIANGULAR = 12, 341 MAT_ERROR_LOWER_TRIANGULAR = 13, 342 MAT_GETROW_UPPERTRIANGULAR = 14, 343 MAT_SPD = 15, 344 MAT_OPTION_MAX = 16} MatOption; 345 346 PETSC_EXTERN const char *MatOptions[]; 347 PETSC_EXTERN PetscErrorCode MatSetOption(Mat,MatOption,PetscBool ); 348 PETSC_EXTERN PetscErrorCode MatGetType(Mat,MatType*); 349 350 PETSC_EXTERN PetscErrorCode MatGetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]); 351 PETSC_EXTERN PetscErrorCode MatGetRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 352 PETSC_EXTERN PetscErrorCode MatRestoreRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 353 PETSC_EXTERN PetscErrorCode MatGetRowUpperTriangular(Mat); 354 PETSC_EXTERN PetscErrorCode MatRestoreRowUpperTriangular(Mat); 355 PETSC_EXTERN PetscErrorCode MatGetColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 356 PETSC_EXTERN PetscErrorCode MatRestoreColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 357 PETSC_EXTERN PetscErrorCode MatGetColumnVector(Mat,Vec,PetscInt); 358 PETSC_EXTERN PetscErrorCode MatSeqAIJGetArray(Mat,PetscScalar *[]); 359 PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArray(Mat,PetscScalar *[]); 360 PETSC_EXTERN PetscErrorCode MatSeqAIJSetValuesLocalFast(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 361 PETSC_EXTERN PetscErrorCode MatDenseGetArray(Mat,PetscScalar *[]); 362 PETSC_EXTERN PetscErrorCode MatDenseRestoreArray(Mat,PetscScalar *[]); 363 PETSC_EXTERN PetscErrorCode MatGetBlockSize(Mat,PetscInt *); 364 PETSC_EXTERN PetscErrorCode MatSetBlockSize(Mat,PetscInt); 365 PETSC_EXTERN PetscErrorCode MatGetBlockSizes(Mat,PetscInt *,PetscInt *); 366 PETSC_EXTERN PetscErrorCode MatSetBlockSizes(Mat,PetscInt,PetscInt); 367 PETSC_EXTERN PetscErrorCode MatSetBlockSizesFromMats(Mat,Mat,Mat); 368 PETSC_EXTERN PetscErrorCode MatSetNThreads(Mat,PetscInt); 369 PETSC_EXTERN PetscErrorCode MatGetNThreads(Mat,PetscInt*); 370 371 PETSC_EXTERN PetscErrorCode MatMult(Mat,Vec,Vec); 372 PETSC_EXTERN PetscErrorCode MatMultDiagonalBlock(Mat,Vec,Vec); 373 PETSC_EXTERN PetscErrorCode MatMultAdd(Mat,Vec,Vec,Vec); 374 PETSC_EXTERN PetscErrorCode MatMultTranspose(Mat,Vec,Vec); 375 PETSC_EXTERN PetscErrorCode MatMultHermitianTranspose(Mat,Vec,Vec); 376 PETSC_EXTERN PetscErrorCode MatIsTranspose(Mat,Mat,PetscReal,PetscBool *); 377 PETSC_EXTERN PetscErrorCode MatIsHermitianTranspose(Mat,Mat,PetscReal,PetscBool *); 378 PETSC_EXTERN PetscErrorCode MatMultTransposeAdd(Mat,Vec,Vec,Vec); 379 PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAdd(Mat,Vec,Vec,Vec); 380 PETSC_EXTERN PetscErrorCode MatMultConstrained(Mat,Vec,Vec); 381 PETSC_EXTERN PetscErrorCode MatMultTransposeConstrained(Mat,Vec,Vec); 382 PETSC_EXTERN PetscErrorCode MatMatSolve(Mat,Mat,Mat); 383 PETSC_EXTERN PetscErrorCode MatResidual(Mat,Vec,Vec,Vec); 384 385 /*E 386 MatDuplicateOption - Indicates if a duplicated sparse matrix should have 387 its numerical values copied over or just its nonzero structure. 388 389 Level: beginner 390 391 Any additions/changes here MUST also be made in include/finclude/petscmat.h 392 393 $ MAT_SHARE_NONZERO_PATTERN - the i and j arrays in the new matrix will be shared with the original matrix 394 $ this also triggers the MAT_DO_NOT_COPY_VALUES option. This is used when you 395 $ have several matrices with the same nonzero pattern. 396 397 .seealso: MatDuplicate() 398 E*/ 399 typedef enum {MAT_DO_NOT_COPY_VALUES,MAT_COPY_VALUES,MAT_SHARE_NONZERO_PATTERN} MatDuplicateOption; 400 401 PETSC_EXTERN PetscErrorCode MatConvert(Mat,MatType,MatReuse,Mat*); 402 PETSC_EXTERN PetscErrorCode MatDuplicate(Mat,MatDuplicateOption,Mat*); 403 404 405 PETSC_EXTERN PetscErrorCode MatCopy(Mat,Mat,MatStructure); 406 PETSC_EXTERN PetscErrorCode MatView(Mat,PetscViewer); 407 PETSC_EXTERN PetscErrorCode MatIsSymmetric(Mat,PetscReal,PetscBool *); 408 PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetric(Mat,PetscBool *); 409 PETSC_EXTERN PetscErrorCode MatIsHermitian(Mat,PetscReal,PetscBool *); 410 PETSC_EXTERN PetscErrorCode MatIsSymmetricKnown(Mat,PetscBool *,PetscBool *); 411 PETSC_EXTERN PetscErrorCode MatIsHermitianKnown(Mat,PetscBool *,PetscBool *); 412 PETSC_EXTERN PetscErrorCode MatMissingDiagonal(Mat,PetscBool *,PetscInt *); 413 PETSC_EXTERN PetscErrorCode MatLoad(Mat, PetscViewer); 414 415 PETSC_EXTERN PetscErrorCode MatGetRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 416 PETSC_EXTERN PetscErrorCode MatRestoreRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 417 PETSC_EXTERN PetscErrorCode MatGetColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 418 PETSC_EXTERN PetscErrorCode MatRestoreColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 419 420 /*S 421 MatInfo - Context of matrix information, used with MatGetInfo() 422 423 In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE 424 425 Level: intermediate 426 427 Concepts: matrix^nonzero information 428 429 .seealso: MatGetInfo(), MatInfoType 430 S*/ 431 typedef struct { 432 PetscLogDouble block_size; /* block size */ 433 PetscLogDouble nz_allocated,nz_used,nz_unneeded; /* number of nonzeros */ 434 PetscLogDouble memory; /* memory allocated */ 435 PetscLogDouble assemblies; /* number of matrix assemblies called */ 436 PetscLogDouble mallocs; /* number of mallocs during MatSetValues() */ 437 PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */ 438 PetscLogDouble factor_mallocs; /* number of mallocs during factorization */ 439 } MatInfo; 440 441 /*E 442 MatInfoType - Indicates if you want information about the local part of the matrix, 443 the entire parallel matrix or the maximum over all the local parts. 444 445 Level: beginner 446 447 Any additions/changes here MUST also be made in include/finclude/petscmat.h 448 449 .seealso: MatGetInfo(), MatInfo 450 E*/ 451 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType; 452 PETSC_EXTERN PetscErrorCode MatGetInfo(Mat,MatInfoType,MatInfo*); 453 PETSC_EXTERN PetscErrorCode MatGetDiagonal(Mat,Vec); 454 PETSC_EXTERN PetscErrorCode MatGetRowMax(Mat,Vec,PetscInt[]); 455 PETSC_EXTERN PetscErrorCode MatGetRowMin(Mat,Vec,PetscInt[]); 456 PETSC_EXTERN PetscErrorCode MatGetRowMaxAbs(Mat,Vec,PetscInt[]); 457 PETSC_EXTERN PetscErrorCode MatGetRowMinAbs(Mat,Vec,PetscInt[]); 458 PETSC_EXTERN PetscErrorCode MatGetRowSum(Mat,Vec); 459 PETSC_EXTERN PetscErrorCode MatTranspose(Mat,MatReuse,Mat*); 460 PETSC_EXTERN PetscErrorCode MatHermitianTranspose(Mat,MatReuse,Mat*); 461 PETSC_EXTERN PetscErrorCode MatPermute(Mat,IS,IS,Mat *); 462 PETSC_EXTERN PetscErrorCode MatDiagonalScale(Mat,Vec,Vec); 463 PETSC_EXTERN PetscErrorCode MatDiagonalSet(Mat,Vec,InsertMode); 464 PETSC_EXTERN PetscErrorCode MatEqual(Mat,Mat,PetscBool *); 465 PETSC_EXTERN PetscErrorCode MatMultEqual(Mat,Mat,PetscInt,PetscBool *); 466 PETSC_EXTERN PetscErrorCode MatMultAddEqual(Mat,Mat,PetscInt,PetscBool *); 467 PETSC_EXTERN PetscErrorCode MatMultTransposeEqual(Mat,Mat,PetscInt,PetscBool *); 468 PETSC_EXTERN PetscErrorCode MatMultTransposeAddEqual(Mat,Mat,PetscInt,PetscBool *); 469 470 PETSC_EXTERN PetscErrorCode MatNorm(Mat,NormType,PetscReal *); 471 PETSC_EXTERN PetscErrorCode MatGetColumnNorms(Mat,NormType,PetscReal *); 472 PETSC_EXTERN PetscErrorCode MatZeroEntries(Mat); 473 PETSC_EXTERN PetscErrorCode MatZeroRows(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 474 PETSC_EXTERN PetscErrorCode MatZeroRowsIS(Mat,IS,PetscScalar,Vec,Vec); 475 PETSC_EXTERN PetscErrorCode MatZeroRowsStencil(Mat,PetscInt,const MatStencil [],PetscScalar,Vec,Vec); 476 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsStencil(Mat,PetscInt,const MatStencil[],PetscScalar,Vec,Vec); 477 PETSC_EXTERN PetscErrorCode MatZeroRowsColumns(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 478 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsIS(Mat,IS,PetscScalar,Vec,Vec); 479 480 PETSC_EXTERN PetscErrorCode MatGetSize(Mat,PetscInt*,PetscInt*); 481 PETSC_EXTERN PetscErrorCode MatGetLocalSize(Mat,PetscInt*,PetscInt*); 482 PETSC_EXTERN PetscErrorCode MatGetOwnershipRange(Mat,PetscInt*,PetscInt*); 483 PETSC_EXTERN PetscErrorCode MatGetOwnershipRanges(Mat,const PetscInt**); 484 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangeColumn(Mat,PetscInt*,PetscInt*); 485 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangesColumn(Mat,const PetscInt**); 486 PETSC_EXTERN PetscErrorCode MatGetOwnershipIS(Mat,IS*,IS*); 487 488 PETSC_EXTERN PetscErrorCode MatGetSubMatrices(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 489 PETSC_EXTERN PetscErrorCode MatGetSubMatricesParallel(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 490 PETSC_EXTERN PetscErrorCode MatDestroyMatrices(PetscInt,Mat *[]); 491 PETSC_EXTERN PetscErrorCode MatGetSubMatrix(Mat,IS,IS,MatReuse,Mat *); 492 PETSC_EXTERN PetscErrorCode MatGetLocalSubMatrix(Mat,IS,IS,Mat*); 493 PETSC_EXTERN PetscErrorCode MatRestoreLocalSubMatrix(Mat,IS,IS,Mat*); 494 PETSC_EXTERN PetscErrorCode MatGetSeqNonzeroStructure(Mat,Mat*); 495 PETSC_EXTERN PetscErrorCode MatDestroySeqNonzeroStructure(Mat*); 496 497 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJConcatenateSeqAIJ(MPI_Comm,Mat,PetscInt,MatReuse,Mat*); 498 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJConcatenateSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,Mat*); 499 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJConcatenateSeqAIJNumeric(MPI_Comm,Mat,PetscInt,Mat); 500 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJ(MPI_Comm,Mat,PetscInt,PetscInt,MatReuse,Mat*); 501 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,PetscInt,Mat*); 502 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJNumeric(Mat,Mat); 503 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMat(Mat,MatReuse,Mat*); 504 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatCondensed(Mat,MatReuse,IS*,IS*,Mat*); 505 PETSC_EXTERN PetscErrorCode MatGetBrowsOfAcols(Mat,Mat,MatReuse,IS*,IS*,Mat*); 506 PETSC_EXTERN PetscErrorCode MatGetGhosts(Mat, PetscInt *,const PetscInt *[]); 507 508 PETSC_EXTERN PetscErrorCode MatIncreaseOverlap(Mat,PetscInt,IS[],PetscInt); 509 510 PETSC_EXTERN PetscErrorCode MatMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 511 PETSC_EXTERN PetscErrorCode MatMatMultSymbolic(Mat,Mat,PetscReal,Mat*); 512 PETSC_EXTERN PetscErrorCode MatMatMultNumeric(Mat,Mat,Mat); 513 514 PETSC_EXTERN PetscErrorCode MatMatMatMult(Mat,Mat,Mat,MatReuse,PetscReal,Mat*); 515 PETSC_EXTERN PetscErrorCode MatMatMatMultSymbolic(Mat,Mat,Mat,PetscReal,Mat*); 516 PETSC_EXTERN PetscErrorCode MatMatMatMultNumeric(Mat,Mat,Mat,Mat); 517 518 PETSC_EXTERN PetscErrorCode MatPtAP(Mat,Mat,MatReuse,PetscReal,Mat*); 519 PETSC_EXTERN PetscErrorCode MatPtAPSymbolic(Mat,Mat,PetscReal,Mat*); 520 PETSC_EXTERN PetscErrorCode MatPtAPNumeric(Mat,Mat,Mat); 521 PETSC_EXTERN PetscErrorCode MatRARt(Mat,Mat,MatReuse,PetscReal,Mat*); 522 PETSC_EXTERN PetscErrorCode MatRARtSymbolic(Mat,Mat,PetscReal,Mat*); 523 PETSC_EXTERN PetscErrorCode MatRARtNumeric(Mat,Mat,Mat); 524 525 PETSC_EXTERN PetscErrorCode MatTransposeMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 526 PETSC_EXTERN PetscErrorCode MatTransposetMatMultSymbolic(Mat,Mat,PetscReal,Mat*); 527 PETSC_EXTERN PetscErrorCode MatTransposetMatMultNumeric(Mat,Mat,Mat); 528 PETSC_EXTERN PetscErrorCode MatMatTransposeMult(Mat,Mat,MatReuse,PetscReal,Mat*); 529 PETSC_EXTERN PetscErrorCode MatMatTransposeMultSymbolic(Mat,Mat,PetscReal,Mat*); 530 PETSC_EXTERN PetscErrorCode MatMatTransposeMultNumeric(Mat,Mat,Mat); 531 532 PETSC_EXTERN PetscErrorCode MatAXPY(Mat,PetscScalar,Mat,MatStructure); 533 PETSC_EXTERN PetscErrorCode MatAYPX(Mat,PetscScalar,Mat,MatStructure); 534 535 PETSC_EXTERN PetscErrorCode MatScale(Mat,PetscScalar); 536 PETSC_EXTERN PetscErrorCode MatShift(Mat,PetscScalar); 537 538 PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping,ISLocalToGlobalMapping); 539 PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMappingBlock(Mat,ISLocalToGlobalMapping,ISLocalToGlobalMapping); 540 PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping*,ISLocalToGlobalMapping*); 541 PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMappingBlock(Mat,ISLocalToGlobalMapping*,ISLocalToGlobalMapping*); 542 PETSC_EXTERN PetscErrorCode MatZeroRowsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 543 PETSC_EXTERN PetscErrorCode MatZeroRowsLocalIS(Mat,IS,PetscScalar,Vec,Vec); 544 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 545 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocalIS(Mat,IS,PetscScalar,Vec,Vec); 546 PETSC_EXTERN PetscErrorCode MatSetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 547 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 548 549 PETSC_EXTERN PetscErrorCode MatStashSetInitialSize(Mat,PetscInt,PetscInt); 550 PETSC_EXTERN PetscErrorCode MatStashGetInfo(Mat,PetscInt*,PetscInt*,PetscInt*,PetscInt*); 551 552 PETSC_EXTERN PetscErrorCode MatInterpolate(Mat,Vec,Vec); 553 PETSC_EXTERN PetscErrorCode MatInterpolateAdd(Mat,Vec,Vec,Vec); 554 PETSC_EXTERN PetscErrorCode MatRestrict(Mat,Vec,Vec); 555 PETSC_EXTERN PetscErrorCode MatGetVecs(Mat,Vec*,Vec*); 556 PETSC_EXTERN PetscErrorCode MatGetRedundantMatrix(Mat,PetscInt,MPI_Comm,MatReuse,Mat*); 557 PETSC_EXTERN PetscErrorCode MatGetMultiProcBlock(Mat,MPI_Comm,MatReuse,Mat*); 558 PETSC_EXTERN PetscErrorCode MatFindZeroDiagonals(Mat,IS*); 559 PETSC_EXTERN PetscErrorCode MatFindOffBlockDiagonalEntries(Mat,IS*); 560 561 /*MC 562 MatSetValue - Set a single entry into a matrix. 563 564 Not collective 565 566 Input Parameters: 567 + m - the matrix 568 . row - the row location of the entry 569 . col - the column location of the entry 570 . value - the value to insert 571 - mode - either INSERT_VALUES or ADD_VALUES 572 573 Notes: 574 For efficiency one should use MatSetValues() and set several or many 575 values simultaneously if possible. 576 577 Level: beginner 578 579 .seealso: MatSetValues(), MatSetValueLocal() 580 M*/ 581 PETSC_STATIC_INLINE PetscErrorCode MatSetValue(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValues(v,1,&i,1,&j,&va,mode);} 582 583 PETSC_STATIC_INLINE PetscErrorCode MatGetValue(Mat v,PetscInt i,PetscInt j,PetscScalar *va) {return MatGetValues(v,1,&i,1,&j,va);} 584 585 PETSC_STATIC_INLINE PetscErrorCode MatSetValueLocal(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValuesLocal(v,1,&i,1,&j,&va,mode);} 586 587 /*MC 588 MatPreallocateInitialize - Begins the block of code that will count the number of nonzeros per 589 row in a matrix providing the data that one can use to correctly preallocate the matrix. 590 591 Synopsis: 592 #include <petscmat.h> 593 PetscErrorCode MatPreallocateInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz) 594 595 Collective on MPI_Comm 596 597 Input Parameters: 598 + comm - the communicator that will share the eventually allocated matrix 599 . nrows - the number of LOCAL rows in the matrix 600 - ncols - the number of LOCAL columns in the matrix 601 602 Output Parameters: 603 + dnz - the array that will be passed to the matrix preallocation routines 604 - ozn - the other array passed to the matrix preallocation routines 605 606 Level: intermediate 607 608 Notes: 609 See the <A href="../../docs/manual.pdf#nameddest=ch_performance">Hints for Performance Improvment</A> chapter in the users manual for more details. 610 611 Do not malloc or free dnz and onz, that is handled internally by these routines 612 613 Use MatPreallocateInitializeSymmetric() for symmetric matrices (MPISBAIJ matrices) 614 615 This is a MACRO not a function because it has a leading { that is closed by PetscPreallocateFinalize(). 616 617 Concepts: preallocation^Matrix 618 619 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(), 620 MatPreallocateInitializeSymmetric(), MatPreallocateSymmetricSetLocal() 621 M*/ 622 #define MatPreallocateInitialize(comm,nrows,ncols,dnz,onz) 0; \ 623 { \ 624 PetscErrorCode _4_ierr; PetscInt __nrows = (nrows),__ctmp = (ncols),__rstart,__start,__end; \ 625 _4_ierr = PetscCalloc2(__nrows,&dnz,__nrows,&onz);CHKERRQ(_4_ierr); \ 626 __start = 0; __end = __start; \ 627 _4_ierr = MPI_Scan(&__ctmp,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __start = __end - __ctmp;\ 628 _4_ierr = MPI_Scan(&__nrows,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __rstart = __rstart - __nrows; 629 630 /*MC 631 MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be 632 inserted using a local number of the rows and columns 633 634 Synopsis: 635 #include <petscmat.h> 636 PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 637 638 Not Collective 639 640 Input Parameters: 641 + map - the row mapping from local numbering to global numbering 642 . nrows - the number of rows indicated 643 . rows - the indices of the rows 644 . cmap - the column mapping from local to global numbering 645 . ncols - the number of columns in the matrix 646 . cols - the columns indicated 647 . dnz - the array that will be passed to the matrix preallocation routines 648 - ozn - the other array passed to the matrix preallocation routines 649 650 Level: intermediate 651 652 Notes: 653 See the <A href="../../docs/manual.pdf#nameddest=ch_performance">Hints for Performance Improvment</A> chapter in the users manual for more details. 654 655 Do not malloc or free dnz and onz, that is handled internally by these routines 656 657 Concepts: preallocation^Matrix 658 659 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(), 660 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal() 661 M*/ 662 #define MatPreallocateSetLocal(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \ 663 {\ 664 PetscInt __l;\ 665 _4_ierr = ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\ 666 _4_ierr = ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\ 667 for (__l=0;__l<nrows;__l++) {\ 668 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 669 }\ 670 } 671 672 /*MC 673 MatPreallocateSymmetricSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be 674 inserted using a local number of the rows and columns 675 676 Synopsis: 677 #include <petscmat.h> 678 PetscErrorCode MatPreallocateSymmetricSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 679 680 Not Collective 681 682 Input Parameters: 683 + map - the mapping between local numbering and global numbering 684 . nrows - the number of rows indicated 685 . rows - the indices of the rows 686 . ncols - the number of columns in the matrix 687 . cols - the columns indicated 688 . dnz - the array that will be passed to the matrix preallocation routines 689 - ozn - the other array passed to the matrix preallocation routines 690 691 Level: intermediate 692 693 Notes: 694 See the <A href="../../docs/manual.pdf#nameddest=ch_performance">Hints for Performance Improvment</A> chapter in the users manual for more details. 695 696 Do not malloc or free dnz and onz that is handled internally by these routines 697 698 Concepts: preallocation^Matrix 699 700 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(), 701 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal() 702 M*/ 703 #define MatPreallocateSymmetricSetLocal(map,nrows,rows,ncols,cols,dnz,onz) 0;\ 704 {\ 705 PetscInt __l;\ 706 _4_ierr = ISLocalToGlobalMappingApply(map,nrows,rows,rows);CHKERRQ(_4_ierr);\ 707 _4_ierr = ISLocalToGlobalMappingApply(map,ncols,cols,cols);CHKERRQ(_4_ierr);\ 708 for (__l=0;__l<nrows;__l++) {\ 709 _4_ierr = MatPreallocateSymmetricSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 710 }\ 711 } 712 713 /*MC 714 MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be 715 inserted using a local number of the rows and columns 716 717 Synopsis: 718 #include <petscmat.h> 719 PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 720 721 Not Collective 722 723 Input Parameters: 724 + row - the row 725 . ncols - the number of columns in the matrix 726 - cols - the columns indicated 727 728 Output Parameters: 729 + dnz - the array that will be passed to the matrix preallocation routines 730 - ozn - the other array passed to the matrix preallocation routines 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 Level: intermediate 775 776 Notes: 777 See the <A href="../../docs/manual.pdf#nameddest=ch_performance">Hints for Performance Improvment</A> chapter in the users manual for more details. 778 779 Do not malloc or free dnz and onz that is handled internally by these routines 780 781 This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize(). 782 783 Concepts: preallocation^Matrix 784 785 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(), 786 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal() 787 M*/ 788 #define MatPreallocateSymmetricSet(row,nc,cols,dnz,onz) 0;\ 789 { PetscInt __i; \ 790 for (__i=0; __i<nc; __i++) {\ 791 if (cols[__i] >= __end) onz[row - __rstart]++; \ 792 else if (cols[__i] >= row) dnz[row - __rstart]++;\ 793 }\ 794 } 795 796 /*MC 797 MatPreallocateLocation - An alternative to MatPreallocationSet() that puts the nonzero locations into the matrix if it exists 798 799 Synopsis: 800 #include <petscmat.h> 801 PetscErrorCode MatPreallocateLocations(Mat A,PetscInt row,PetscInt ncols,PetscInt *cols,PetscInt *dnz,PetscInt *onz) 802 803 Not Collective 804 805 Input Parameters: 806 . A - matrix 807 . row - row where values exist (must be local to this process) 808 . ncols - number of columns 809 . cols - columns with nonzeros 810 . dnz - the array that will be passed to the matrix preallocation routines 811 - ozn - the other array passed to the matrix preallocation routines 812 813 Level: intermediate 814 815 Notes: 816 See the <A href="../../docs/manual.pdf#nameddest=ch_performance">Hints for Performance Improvment</A> chapter in the users manual for more details. 817 818 Do not malloc or free dnz and onz that is handled internally by these routines 819 820 This is a MACRO not a function because it uses a bunch of variables private to the MatPreallocation.... routines. 821 822 Concepts: preallocation^Matrix 823 824 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(), 825 MatPreallocateSymmetricSetLocal() 826 M*/ 827 #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);} 828 829 830 /*MC 831 MatPreallocateFinalize - Ends the block of code that will count the number of nonzeros per 832 row in a matrix providing the data that one can use to correctly preallocate the matrix. 833 834 Synopsis: 835 #include <petscmat.h> 836 PetscErrorCode MatPreallocateFinalize(PetscInt *dnz, PetscInt *onz) 837 838 Collective on MPI_Comm 839 840 Input Parameters: 841 + dnz - the array that was be passed to the matrix preallocation routines 842 - ozn - the other array passed to the matrix preallocation routines 843 844 Level: intermediate 845 846 Notes: 847 See the <A href="../../docs/manual.pdf#nameddest=ch_performance">Hints for Performance Improvment</A> chapter in the users manual for more details. 848 849 Do not malloc or free dnz and onz that is handled internally by these routines 850 851 This is a MACRO not a function because it closes the { started in MatPreallocateInitialize(). 852 853 Concepts: preallocation^Matrix 854 855 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(), 856 MatPreallocateSymmetricSetLocal() 857 M*/ 858 #define MatPreallocateFinalize(dnz,onz) 0;_4_ierr = PetscFree2(dnz,onz);CHKERRQ(_4_ierr);} 859 860 /* Routines unique to particular data structures */ 861 PETSC_EXTERN PetscErrorCode MatShellGetContext(Mat,void *); 862 863 PETSC_EXTERN PetscErrorCode MatInodeAdjustForInodes(Mat,IS*,IS*); 864 PETSC_EXTERN PetscErrorCode MatInodeGetInodeSizes(Mat,PetscInt *,PetscInt *[],PetscInt *); 865 866 PETSC_EXTERN PetscErrorCode MatSeqAIJSetColumnIndices(Mat,PetscInt[]); 867 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetColumnIndices(Mat,PetscInt[]); 868 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 869 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 870 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 871 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJFromTriple(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*,PetscInt,PetscBool); 872 873 #define MAT_SKIP_ALLOCATION -4 874 875 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 876 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 877 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocation(Mat,PetscInt,const PetscInt[]); 878 879 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 880 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 881 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 882 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocationCSR(Mat,const PetscInt [],const PetscInt [],const PetscScalar []); 883 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 884 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocationCSR(Mat,const PetscInt[],const PetscInt[],const PetscScalar[]); 885 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 886 PETSC_EXTERN PetscErrorCode MatMPIAdjSetPreallocation(Mat,PetscInt[],PetscInt[],PetscInt[]); 887 PETSC_EXTERN PetscErrorCode MatMPIDenseSetPreallocation(Mat,PetscScalar[]); 888 PETSC_EXTERN PetscErrorCode MatSeqDenseSetPreallocation(Mat,PetscScalar[]); 889 PETSC_EXTERN PetscErrorCode MatMPIAIJGetSeqAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 890 PETSC_EXTERN PetscErrorCode MatMPIBAIJGetSeqBAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 891 PETSC_EXTERN PetscErrorCode MatMPIAdjCreateNonemptySubcommMat(Mat,Mat*); 892 893 PETSC_EXTERN PetscErrorCode MatSeqDenseSetLDA(Mat,PetscInt); 894 PETSC_EXTERN PetscErrorCode MatDenseGetLocalMatrix(Mat,Mat*); 895 896 PETSC_EXTERN PetscErrorCode MatStoreValues(Mat); 897 PETSC_EXTERN PetscErrorCode MatRetrieveValues(Mat); 898 899 PETSC_EXTERN PetscErrorCode MatDAADSetCtx(Mat,void*); 900 901 PETSC_EXTERN PetscErrorCode MatFindNonzeroRows(Mat,IS*); 902 /* 903 These routines are not usually accessed directly, rather solving is 904 done through the KSP and PC interfaces. 905 */ 906 907 /*J 908 MatOrderingType - String with the name of a PETSc matrix ordering 909 910 Level: beginner 911 912 .seealso: MatGetOrdering() 913 J*/ 914 typedef const char* MatOrderingType; 915 #define MATORDERINGNATURAL "natural" 916 #define MATORDERINGND "nd" 917 #define MATORDERING1WD "1wd" 918 #define MATORDERINGRCM "rcm" 919 #define MATORDERINGQMD "qmd" 920 #define MATORDERINGROWLENGTH "rowlength" 921 #define MATORDERINGWBM "wbm" 922 #define MATORDERINGSPECTRAL "spectral" 923 #define MATORDERINGAMD "amd" /* only works if UMFPACK is installed with PETSc */ 924 925 PETSC_EXTERN PetscErrorCode MatGetOrdering(Mat,MatOrderingType,IS*,IS*); 926 PETSC_EXTERN PetscErrorCode MatGetOrderingList(PetscFunctionList*); 927 PETSC_EXTERN PetscErrorCode MatOrderingRegister(const char[],PetscErrorCode(*)(Mat,MatOrderingType,IS*,IS*)); 928 PETSC_EXTERN PetscErrorCode MatOrderingRegisterAll(void); 929 PETSC_EXTERN PetscBool MatOrderingRegisterAllCalled; 930 PETSC_EXTERN PetscFunctionList MatOrderingList; 931 932 PETSC_EXTERN PetscErrorCode MatReorderForNonzeroDiagonal(Mat,PetscReal,IS,IS); 933 PETSC_EXTERN PetscErrorCode MatCreateLaplacian(Mat,PetscReal,PetscBool,Mat*); 934 935 /*S 936 MatFactorShiftType - Numeric Shift. 937 938 Level: beginner 939 940 S*/ 941 typedef enum {MAT_SHIFT_NONE,MAT_SHIFT_NONZERO,MAT_SHIFT_POSITIVE_DEFINITE,MAT_SHIFT_INBLOCKS} MatFactorShiftType; 942 PETSC_EXTERN const char *const MatFactorShiftTypes[]; 943 PETSC_EXTERN const char *const MatFactorShiftTypesDetail[]; 944 945 /*S 946 MatFactorInfo - Data passed into the matrix factorization routines 947 948 In Fortran these are simply double precision arrays of size MAT_FACTORINFO_SIZE, that is use 949 $ MatFactorInfo info(MAT_FACTORINFO_SIZE) 950 951 Notes: These are not usually directly used by users, instead use PC type of LU, ILU, CHOLESKY or ICC. 952 953 You can use MatFactorInfoInitialize() to set default values. 954 955 Level: developer 956 957 .seealso: MatLUFactorSymbolic(), MatILUFactorSymbolic(), MatCholeskyFactorSymbolic(), MatICCFactorSymbolic(), MatICCFactor(), 958 MatFactorInfoInitialize() 959 960 S*/ 961 typedef struct { 962 PetscReal diagonal_fill; /* force diagonal to fill in if initially not filled */ 963 PetscReal usedt; 964 PetscReal dt; /* drop tolerance */ 965 PetscReal dtcol; /* tolerance for pivoting */ 966 PetscReal dtcount; /* maximum nonzeros to be allowed per row */ 967 PetscReal fill; /* expected fill, nonzeros in factored matrix/nonzeros in original matrix */ 968 PetscReal levels; /* ICC/ILU(levels) */ 969 PetscReal pivotinblocks; /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0 970 factorization may be faster if do not pivot */ 971 PetscReal zeropivot; /* pivot is called zero if less than this */ 972 PetscReal shifttype; /* type of shift added to matrix factor to prevent zero pivots */ 973 PetscReal shiftamount; /* how large the shift is */ 974 } MatFactorInfo; 975 976 PETSC_EXTERN PetscErrorCode MatFactorInfoInitialize(MatFactorInfo*); 977 PETSC_EXTERN PetscErrorCode MatCholeskyFactor(Mat,IS,const MatFactorInfo*); 978 PETSC_EXTERN PetscErrorCode MatCholeskyFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*); 979 PETSC_EXTERN PetscErrorCode MatCholeskyFactorNumeric(Mat,Mat,const MatFactorInfo*); 980 PETSC_EXTERN PetscErrorCode MatLUFactor(Mat,IS,IS,const MatFactorInfo*); 981 PETSC_EXTERN PetscErrorCode MatILUFactor(Mat,IS,IS,const MatFactorInfo*); 982 PETSC_EXTERN PetscErrorCode MatLUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*); 983 PETSC_EXTERN PetscErrorCode MatILUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*); 984 PETSC_EXTERN PetscErrorCode MatICCFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*); 985 PETSC_EXTERN PetscErrorCode MatICCFactor(Mat,IS,const MatFactorInfo*); 986 PETSC_EXTERN PetscErrorCode MatLUFactorNumeric(Mat,Mat,const MatFactorInfo*); 987 PETSC_EXTERN PetscErrorCode MatGetInertia(Mat,PetscInt*,PetscInt*,PetscInt*); 988 PETSC_EXTERN PetscErrorCode MatSolve(Mat,Vec,Vec); 989 PETSC_EXTERN PetscErrorCode MatForwardSolve(Mat,Vec,Vec); 990 PETSC_EXTERN PetscErrorCode MatBackwardSolve(Mat,Vec,Vec); 991 PETSC_EXTERN PetscErrorCode MatSolveAdd(Mat,Vec,Vec,Vec); 992 PETSC_EXTERN PetscErrorCode MatSolveTranspose(Mat,Vec,Vec); 993 PETSC_EXTERN PetscErrorCode MatSolveTransposeAdd(Mat,Vec,Vec,Vec); 994 PETSC_EXTERN PetscErrorCode MatSolves(Mat,Vecs,Vecs); 995 996 PETSC_EXTERN PetscErrorCode MatSetUnfactored(Mat); 997 998 /*E 999 MatSORType - What type of (S)SOR to perform 1000 1001 Level: beginner 1002 1003 May be bitwise ORd together 1004 1005 Any additions/changes here MUST also be made in include/finclude/petscmat.h 1006 1007 MatSORType may be bitwise ORd together, so do not change the numbers 1008 1009 .seealso: MatSOR() 1010 E*/ 1011 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3, 1012 SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8, 1013 SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16, 1014 SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType; 1015 PETSC_EXTERN PetscErrorCode MatSOR(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec); 1016 1017 /* 1018 These routines are for efficiently computing Jacobians via finite differences. 1019 */ 1020 1021 /*S 1022 MatColoring - Object for managing the coloring of matrices. 1023 1024 Level: beginner 1025 1026 Concepts: matrix, coloring 1027 1028 .seealso: MatFDColoringCreate() ISColoring MatFDColoring 1029 S*/ 1030 typedef struct _p_MatColoring* MatColoring; 1031 /*J 1032 MatColoringType - String with the name of a PETSc matrix coloring 1033 1034 Level: beginner 1035 1036 .seealso: MatColoringSetType(), MatColoring 1037 J*/ 1038 1039 typedef const char* MatColoringType; 1040 #define MATCOLORINGJP "jp" 1041 #define MATCOLORINGMIS "mis" 1042 #define MATCOLORINGNATURAL "natural" 1043 #define MATCOLORINGSL "sl" 1044 #define MATCOLORINGLF "lf" 1045 #define MATCOLORINGID "id" 1046 1047 PETSC_EXTERN PetscErrorCode MatColoringCreate(Mat,MatColoring*); 1048 PETSC_EXTERN PetscErrorCode MatColoringDestroy(MatColoring*); 1049 PETSC_EXTERN PetscErrorCode MatColoringView(MatColoring,PetscViewer); 1050 PETSC_EXTERN PetscErrorCode MatColoringSetType(MatColoring,MatColoringType); 1051 PETSC_EXTERN PetscErrorCode MatColoringSetFromOptions(MatColoring); 1052 PETSC_EXTERN PetscErrorCode MatColoringSetDistance(MatColoring,PetscInt); 1053 PETSC_EXTERN PetscErrorCode MatColoringGetDistance(MatColoring,PetscInt*); 1054 PETSC_EXTERN PetscErrorCode MatColoringSetMaxColors(MatColoring,PetscInt); 1055 PETSC_EXTERN PetscErrorCode MatColoringGetMaxColors(MatColoring,PetscInt*); 1056 PETSC_EXTERN PetscErrorCode MatColoringApply(MatColoring,ISColoring*); 1057 PETSC_EXTERN PetscErrorCode MatColoringRegisterAll(void); 1058 PETSC_EXTERN PetscErrorCode MatColoringRegister(const char[],PetscErrorCode(*)(MatColoring)); 1059 PETSC_EXTERN PetscBool MatColoringRegisterAllCalled; 1060 PETSC_EXTERN PetscErrorCode MatColoringPatch(Mat,PetscInt,PetscInt,ISColoringValue[],ISColoring*); 1061 1062 /*S 1063 MatFDColoring - Object for computing a sparse Jacobian via finite differences 1064 and coloring 1065 1066 Level: beginner 1067 1068 Concepts: coloring, sparse Jacobian, finite differences 1069 1070 .seealso: MatFDColoringCreate() 1071 S*/ 1072 typedef struct _p_MatFDColoring* MatFDColoring; 1073 1074 PETSC_EXTERN PetscErrorCode MatFDColoringCreate(Mat,ISColoring,MatFDColoring *); 1075 PETSC_EXTERN PetscErrorCode MatFDColoringDestroy(MatFDColoring*); 1076 PETSC_EXTERN PetscErrorCode MatFDColoringView(MatFDColoring,PetscViewer); 1077 PETSC_EXTERN PetscErrorCode MatFDColoringSetFunction(MatFDColoring,PetscErrorCode (*)(void),void*); 1078 PETSC_EXTERN PetscErrorCode MatFDColoringGetFunction(MatFDColoring,PetscErrorCode (**)(void),void**); 1079 PETSC_EXTERN PetscErrorCode MatFDColoringSetParameters(MatFDColoring,PetscReal,PetscReal); 1080 PETSC_EXTERN PetscErrorCode MatFDColoringSetFromOptions(MatFDColoring); 1081 PETSC_EXTERN PetscErrorCode MatFDColoringApply(Mat,MatFDColoring,Vec,void *); 1082 PETSC_EXTERN PetscErrorCode MatFDColoringSetF(MatFDColoring,Vec); 1083 PETSC_EXTERN PetscErrorCode MatFDColoringGetPerturbedColumns(MatFDColoring,PetscInt*,PetscInt*[]); 1084 PETSC_EXTERN PetscErrorCode MatFDColoringSetUp(Mat,ISColoring,MatFDColoring); 1085 PETSC_EXTERN PetscErrorCode MatFDColoringSetBlockSize(MatFDColoring,PetscInt,PetscInt); 1086 1087 1088 /*S 1089 MatTransposeColoring - Object for computing a sparse matrix product C=A*B^T via coloring 1090 1091 Level: beginner 1092 1093 Concepts: coloring, sparse matrix product 1094 1095 .seealso: MatTransposeColoringCreate() 1096 S*/ 1097 typedef struct _p_MatTransposeColoring* MatTransposeColoring; 1098 1099 PETSC_EXTERN PetscErrorCode MatTransposeColoringCreate(Mat,ISColoring,MatTransposeColoring *); 1100 PETSC_EXTERN PetscErrorCode MatTransColoringApplySpToDen(MatTransposeColoring,Mat,Mat); 1101 PETSC_EXTERN PetscErrorCode MatTransColoringApplyDenToSp(MatTransposeColoring,Mat,Mat); 1102 PETSC_EXTERN PetscErrorCode MatTransposeColoringDestroy(MatTransposeColoring*); 1103 1104 /* 1105 These routines are for partitioning matrices: currently used only 1106 for adjacency matrix, MatCreateMPIAdj(). 1107 */ 1108 1109 /*S 1110 MatPartitioning - Object for managing the partitioning of a matrix or graph 1111 1112 Level: beginner 1113 1114 Concepts: partitioning 1115 1116 .seealso: MatPartitioningCreate(), MatPartitioningType 1117 S*/ 1118 typedef struct _p_MatPartitioning* MatPartitioning; 1119 1120 /*J 1121 MatPartitioningType - String with the name of a PETSc matrix partitioning 1122 1123 Level: beginner 1124 dm 1125 .seealso: MatPartitioningCreate(), MatPartitioning 1126 J*/ 1127 typedef const char* MatPartitioningType; 1128 #define MATPARTITIONINGCURRENT "current" 1129 #define MATPARTITIONINGSQUARE "square" 1130 #define MATPARTITIONINGPARMETIS "parmetis" 1131 #define MATPARTITIONINGCHACO "chaco" 1132 #define MATPARTITIONINGPARTY "party" 1133 #define MATPARTITIONINGPTSCOTCH "ptscotch" 1134 1135 1136 PETSC_EXTERN PetscErrorCode MatPartitioningCreate(MPI_Comm,MatPartitioning*); 1137 PETSC_EXTERN PetscErrorCode MatPartitioningSetType(MatPartitioning,MatPartitioningType); 1138 PETSC_EXTERN PetscErrorCode MatPartitioningSetNParts(MatPartitioning,PetscInt); 1139 PETSC_EXTERN PetscErrorCode MatPartitioningSetAdjacency(MatPartitioning,Mat); 1140 PETSC_EXTERN PetscErrorCode MatPartitioningSetVertexWeights(MatPartitioning,const PetscInt[]); 1141 PETSC_EXTERN PetscErrorCode MatPartitioningSetPartitionWeights(MatPartitioning,const PetscReal []); 1142 PETSC_EXTERN PetscErrorCode MatPartitioningApply(MatPartitioning,IS*); 1143 PETSC_EXTERN PetscErrorCode MatPartitioningDestroy(MatPartitioning*); 1144 1145 PETSC_EXTERN PetscErrorCode MatPartitioningRegister(const char[],PetscErrorCode (*)(MatPartitioning)); 1146 1147 PETSC_EXTERN PetscBool MatPartitioningRegisterAllCalled; 1148 1149 PETSC_EXTERN PetscErrorCode MatPartitioningRegisterAll(void); 1150 1151 PETSC_EXTERN PetscErrorCode MatPartitioningView(MatPartitioning,PetscViewer); 1152 PETSC_EXTERN PetscErrorCode MatPartitioningSetFromOptions(MatPartitioning); 1153 PETSC_EXTERN PetscErrorCode MatPartitioningGetType(MatPartitioning,MatPartitioningType*); 1154 1155 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetCoarseSequential(MatPartitioning); 1156 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisGetEdgeCut(MatPartitioning, PetscInt *); 1157 1158 typedef enum { MP_CHACO_MULTILEVEL=1,MP_CHACO_SPECTRAL=2,MP_CHACO_LINEAR=4,MP_CHACO_RANDOM=5,MP_CHACO_SCATTERED=6 } MPChacoGlobalType; 1159 PETSC_EXTERN const char *const MPChacoGlobalTypes[]; 1160 typedef enum { MP_CHACO_KERNIGHAN=1,MP_CHACO_NONE=2 } MPChacoLocalType; 1161 PETSC_EXTERN const char *const MPChacoLocalTypes[]; 1162 typedef enum { MP_CHACO_LANCZOS=0,MP_CHACO_RQI=1 } MPChacoEigenType; 1163 PETSC_EXTERN const char *const MPChacoEigenTypes[]; 1164 1165 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetGlobal(MatPartitioning,MPChacoGlobalType); 1166 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetGlobal(MatPartitioning,MPChacoGlobalType*); 1167 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetLocal(MatPartitioning,MPChacoLocalType); 1168 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetLocal(MatPartitioning,MPChacoLocalType*); 1169 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetCoarseLevel(MatPartitioning,PetscReal); 1170 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning,MPChacoEigenType); 1171 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenSolver(MatPartitioning,MPChacoEigenType*); 1172 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenTol(MatPartitioning,PetscReal); 1173 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenTol(MatPartitioning,PetscReal*); 1174 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning,PetscInt); 1175 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenNumber(MatPartitioning,PetscInt*); 1176 1177 #define MP_PARTY_OPT "opt" 1178 #define MP_PARTY_LIN "lin" 1179 #define MP_PARTY_SCA "sca" 1180 #define MP_PARTY_RAN "ran" 1181 #define MP_PARTY_GBF "gbf" 1182 #define MP_PARTY_GCF "gcf" 1183 #define MP_PARTY_BUB "bub" 1184 #define MP_PARTY_DEF "def" 1185 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetGlobal(MatPartitioning,const char*); 1186 #define MP_PARTY_HELPFUL_SETS "hs" 1187 #define MP_PARTY_KERNIGHAN_LIN "kl" 1188 #define MP_PARTY_NONE "no" 1189 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetLocal(MatPartitioning,const char*); 1190 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetCoarseLevel(MatPartitioning,PetscReal); 1191 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetBipart(MatPartitioning,PetscBool); 1192 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetMatchOptimization(MatPartitioning,PetscBool); 1193 1194 typedef enum { MP_PTSCOTCH_QUALITY,MP_PTSCOTCH_SPEED,MP_PTSCOTCH_BALANCE,MP_PTSCOTCH_SAFETY,MP_PTSCOTCH_SCALABILITY } MPPTScotchStrategyType; 1195 PETSC_EXTERN const char *const MPPTScotchStrategyTypes[]; 1196 1197 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetImbalance(MatPartitioning,PetscReal); 1198 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetImbalance(MatPartitioning,PetscReal*); 1199 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetStrategy(MatPartitioning,MPPTScotchStrategyType); 1200 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetStrategy(MatPartitioning,MPPTScotchStrategyType*); 1201 1202 /* 1203 These routines are for coarsening matrices: 1204 */ 1205 1206 /*S 1207 MatCoarsen - Object for managing the coarsening of a graph (symmetric matrix) 1208 1209 Level: beginner 1210 1211 Concepts: coarsen 1212 1213 .seealso: MatCoarsenCreate), MatCoarsenType 1214 S*/ 1215 typedef struct _p_MatCoarsen* MatCoarsen; 1216 1217 /*J 1218 MatCoarsenType - String with the name of a PETSc matrix coarsen 1219 1220 Level: beginner 1221 1222 .seealso: MatCoarsenCreate(), MatCoarsen 1223 J*/ 1224 typedef const char* MatCoarsenType; 1225 #define MATCOARSENMIS "mis" 1226 #define MATCOARSENHEM "hem" 1227 1228 /* linked list for aggregates */ 1229 typedef struct _PetscCDIntNd{ 1230 struct _PetscCDIntNd *next; 1231 PetscInt gid; 1232 }PetscCDIntNd; 1233 1234 /* only used by node pool */ 1235 typedef struct _PetscCDArrNd{ 1236 struct _PetscCDArrNd *next; 1237 struct _PetscCDIntNd *array; 1238 }PetscCDArrNd; 1239 1240 typedef struct _PetscCoarsenData{ 1241 PetscCDArrNd pool_list; /* node pool */ 1242 PetscCDIntNd *new_node; 1243 PetscInt new_left; 1244 PetscInt chk_sz; 1245 PetscCDIntNd *extra_nodes; 1246 PetscCDIntNd **array; /* Array of lists */ 1247 PetscInt size; 1248 Mat mat; /* cache a Mat for communication data */ 1249 }PetscCoarsenData; 1250 1251 PETSC_EXTERN PetscErrorCode MatCoarsenCreate(MPI_Comm,MatCoarsen*); 1252 PETSC_EXTERN PetscErrorCode MatCoarsenSetType(MatCoarsen,MatCoarsenType); 1253 PETSC_EXTERN PetscErrorCode MatCoarsenSetAdjacency(MatCoarsen,Mat); 1254 PETSC_EXTERN PetscErrorCode MatCoarsenSetGreedyOrdering(MatCoarsen,const IS); 1255 PETSC_EXTERN PetscErrorCode MatCoarsenSetStrictAggs(MatCoarsen,PetscBool); 1256 PETSC_EXTERN PetscErrorCode MatCoarsenSetVerbose(MatCoarsen,PetscInt); 1257 PETSC_EXTERN PetscErrorCode MatCoarsenGetData( MatCoarsen, PetscCoarsenData ** ); 1258 PETSC_EXTERN PetscErrorCode MatCoarsenApply(MatCoarsen); 1259 PETSC_EXTERN PetscErrorCode MatCoarsenDestroy(MatCoarsen*); 1260 1261 PETSC_EXTERN PetscErrorCode MatCoarsenRegister(const char[],PetscErrorCode (*)(MatCoarsen)); 1262 1263 PETSC_EXTERN PetscBool MatCoarsenRegisterAllCalled; 1264 1265 PETSC_EXTERN PetscErrorCode MatCoarsenRegisterAll(void); 1266 1267 PETSC_EXTERN PetscErrorCode MatCoarsenView(MatCoarsen,PetscViewer); 1268 PETSC_EXTERN PetscErrorCode MatCoarsenSetFromOptions(MatCoarsen); 1269 PETSC_EXTERN PetscErrorCode MatCoarsenGetType(MatCoarsen,MatCoarsenType*); 1270 PETSC_STATIC_INLINE PetscErrorCode MatCoarsenViewFromOptions(MatCoarsen A,const char prefix[],const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,prefix,name);} 1271 1272 PETSC_EXTERN PetscErrorCode MatMeshToVertexGraph(Mat,PetscInt,Mat*); 1273 PETSC_EXTERN PetscErrorCode MatMeshToCellGraph(Mat,PetscInt,Mat*); 1274 1275 /* 1276 If you add entries here you must also add them to finclude/petscmat.h 1277 */ 1278 typedef enum { MATOP_SET_VALUES=0, 1279 MATOP_GET_ROW=1, 1280 MATOP_RESTORE_ROW=2, 1281 MATOP_MULT=3, 1282 MATOP_MULT_ADD=4, 1283 MATOP_MULT_TRANSPOSE=5, 1284 MATOP_MULT_TRANSPOSE_ADD=6, 1285 MATOP_SOLVE=7, 1286 MATOP_SOLVE_ADD=8, 1287 MATOP_SOLVE_TRANSPOSE=9, 1288 MATOP_SOLVE_TRANSPOSE_ADD=10, 1289 MATOP_LUFACTOR=11, 1290 MATOP_CHOLESKYFACTOR=12, 1291 MATOP_SOR=13, 1292 MATOP_TRANSPOSE=14, 1293 MATOP_GETINFO=15, 1294 MATOP_EQUAL=16, 1295 MATOP_GET_DIAGONAL=17, 1296 MATOP_DIAGONAL_SCALE=18, 1297 MATOP_NORM=19, 1298 MATOP_ASSEMBLY_BEGIN=20, 1299 MATOP_ASSEMBLY_END=21, 1300 MATOP_SET_OPTION=22, 1301 MATOP_ZERO_ENTRIES=23, 1302 MATOP_ZERO_ROWS=24, 1303 MATOP_LUFACTOR_SYMBOLIC=25, 1304 MATOP_LUFACTOR_NUMERIC=26, 1305 MATOP_CHOLESKY_FACTOR_SYMBOLIC=27, 1306 MATOP_CHOLESKY_FACTOR_NUMERIC=28, 1307 MATOP_SETUP_PREALLOCATION=29, 1308 MATOP_ILUFACTOR_SYMBOLIC=30, 1309 MATOP_ICCFACTOR_SYMBOLIC=31, 1310 /* MATOP_PLACEHOLDER_32=32, */ 1311 /* MATOP_PLACEHOLDER_33=33, */ 1312 MATOP_DUPLICATE=34, 1313 MATOP_FORWARD_SOLVE=35, 1314 MATOP_BACKWARD_SOLVE=36, 1315 MATOP_ILUFACTOR=37, 1316 MATOP_ICCFACTOR=38, 1317 MATOP_AXPY=39, 1318 MATOP_GET_SUBMATRICES=40, 1319 MATOP_INCREASE_OVERLAP=41, 1320 MATOP_GET_VALUES=42, 1321 MATOP_COPY=43, 1322 MATOP_GET_ROW_MAX=44, 1323 MATOP_SCALE=45, 1324 MATOP_SHIFT=46, 1325 MATOP_DIAGONAL_SET=47, 1326 MATOP_ZERO_ROWS_COLUMNS=48, 1327 MATOP_SET_RANDOM=49, 1328 MATOP_GET_ROW_IJ=50, 1329 MATOP_RESTORE_ROW_IJ=51, 1330 MATOP_GET_COLUMN_IJ=52, 1331 MATOP_RESTORE_COLUMN_IJ=53, 1332 MATOP_FDCOLORING_CREATE=54, 1333 MATOP_COLORING_PATCH=55, 1334 MATOP_SET_UNFACTORED=56, 1335 MATOP_PERMUTE=57, 1336 MATOP_SET_VALUES_BLOCKED=58, 1337 MATOP_GET_SUBMATRIX=59, 1338 MATOP_DESTROY=60, 1339 MATOP_VIEW=61, 1340 MATOP_CONVERT_FROM=62, 1341 MATOP_MATMAT_MULT=63, 1342 MATOP_MATMAT_MULT_SYMBOLIC=64, 1343 MATOP_MATMAT_MULT_NUMERIC=65, 1344 MATOP_SET_LOCAL_TO_GLOBAL_MAP=66, 1345 MATOP_SET_VALUES_LOCAL=67, 1346 MATOP_ZERO_ROWS_LOCAL=68, 1347 MATOP_GET_ROW_MAX_ABS=69, 1348 MATOP_GET_ROW_MIN_ABS=70, 1349 MATOP_CONVERT=71, 1350 MATOP_SET_COLORING=72, 1351 /* MATOP_PLACEHOLDER_73=73, */ 1352 MATOP_SET_VALUES_ADIFOR=74, 1353 MATOP_FD_COLORING_APPLY=75, 1354 MATOP_SET_FROM_OPTIONS=76, 1355 MATOP_MULT_CONSTRAINED=77, 1356 MATOP_MULT_TRANSPOSE_CONSTRAIN=78, 1357 MATOP_FIND_ZERO_DIAGONALS=79, 1358 MATOP_MULT_MULTIPLE=80, 1359 MATOP_SOLVE_MULTIPLE=81, 1360 MATOP_GET_INERTIA=82, 1361 MATOP_LOAD=83, 1362 MATOP_IS_SYMMETRIC=84, 1363 MATOP_IS_HERMITIAN=85, 1364 MATOP_IS_STRUCTURALLY_SYMMETRIC=86, 1365 MATOP_SET_VALUES_BLOCKEDLOCAL=87, 1366 MATOP_GET_VECS=88, 1367 MATOP_MAT_MULT=89, 1368 MATOP_MAT_MULT_SYMBOLIC=90, 1369 MATOP_MAT_MULT_NUMERIC=91, 1370 MATOP_PTAP=92, 1371 MATOP_PTAP_SYMBOLIC=93, 1372 MATOP_PTAP_NUMERIC=94, 1373 MATOP_MAT_TRANSPOSE_MULT=95, 1374 MATOP_MAT_TRANSPOSE_MULT_SYMBO=96, 1375 MATOP_MAT_TRANSPOSE_MULT_NUMER=97, 1376 /* MATOP_PLACEHOLDER_98=98, */ 1377 /* MATOP_PLACEHOLDER_99=99, */ 1378 /* MATOP_PLACEHOLDER_100=100, */ 1379 /* MATOP_PLACEHOLDER_101=101, */ 1380 MATOP_CONJUGATE=102, 1381 /* MATOP_PLACEHOLDER_103=103, */ 1382 MATOP_SET_VALUES_ROW=104, 1383 MATOP_REAL_PART=105, 1384 MATOP_IMAGINARY_PART=106, 1385 MATOP_GET_ROW_UPPER_TRIANGULAR=107, 1386 MATOP_RESTORE_ROW_UPPER_TRIANG=108, 1387 MATOP_MAT_SOLVE=109, 1388 MATOP_GET_REDUNDANT_MATRIX=110, 1389 MATOP_GET_ROW_MIN=111, 1390 MATOP_GET_COLUMN_VECTOR=112, 1391 MATOP_MISSING_DIAGONAL=113, 1392 MATOP_GET_SEQ_NONZERO_STRUCTUR=114, 1393 MATOP_CREATE=115, 1394 MATOP_GET_GHOSTS=116, 1395 MATOP_GET_LOCAL_SUB_MATRIX=117, 1396 MATOP_RESTORE_LOCALSUB_MATRIX=118, 1397 MATOP_MULT_DIAGONAL_BLOCK=119, 1398 MATOP_HERMITIAN_TRANSPOSE=120, 1399 MATOP_MULT_HERMITIAN_TRANSPOSE=121, 1400 MATOP_MULT_HERMITIAN_TRANS_ADD=122, 1401 MATOP_GET_MULTI_PROC_BLOCK=123, 1402 MATOP_FIND_NONZERO_ROWS=124, 1403 MATOP_GET_COLUMN_NORMS=125, 1404 MATOP_INVERT_BLOCK_DIAGONAL=126, 1405 /* MATOP_PLACEHOLDER_127=127, */ 1406 MATOP_GET_SUB_MATRICES_PARALLE=128, 1407 MATOP_SET_VALUES_BATCH=129, 1408 MATOP_TRANSPOSE_MAT_MULT=130, 1409 MATOP_TRANSPOSE_MAT_MULT_SYMBO=131, 1410 MATOP_TRANSPOSE_MAT_MULT_NUMER=132, 1411 MATOP_TRANSPOSE_COLORING_CREAT=133, 1412 MATOP_TRANS_COLORING_APPLY_SPT=134, 1413 MATOP_TRANS_COLORING_APPLY_DEN=135, 1414 MATOP_RART=136, 1415 MATOP_RART_SYMBOLIC=137, 1416 MATOP_RART_NUMERIC=138, 1417 MATOP_SET_BLOCK_SIZES=139, 1418 MATOP_AYPX=140, 1419 MATOP_RESIDUAL=141, 1420 MATOP_FDCOLORING_SETUP= 142 1421 } MatOperation; 1422 PETSC_EXTERN PetscErrorCode MatHasOperation(Mat,MatOperation,PetscBool *); 1423 PETSC_EXTERN PetscErrorCode MatShellSetOperation(Mat,MatOperation,void(*)(void)); 1424 PETSC_EXTERN PetscErrorCode MatShellGetOperation(Mat,MatOperation,void(**)(void)); 1425 PETSC_EXTERN PetscErrorCode MatShellSetContext(Mat,void*); 1426 1427 /* 1428 Codes for matrices stored on disk. By default they are 1429 stored in a universal format. By changing the format with 1430 PetscViewerSetFormat(viewer,PETSC_VIEWER_NATIVE); the matrices will 1431 be stored in a way natural for the matrix, for example dense matrices 1432 would be stored as dense. Matrices stored this way may only be 1433 read into matrices of the same type. 1434 */ 1435 #define MATRIX_BINARY_FORMAT_DENSE -1 1436 1437 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetHashTableFactor(Mat,PetscReal); 1438 PETSC_EXTERN PetscErrorCode MatISGetLocalMat(Mat,Mat*); 1439 PETSC_EXTERN PetscErrorCode MatISSetLocalMat(Mat,Mat); 1440 1441 /*S 1442 MatNullSpace - Object that removes a null space from a vector, i.e. 1443 orthogonalizes the vector to a subsapce 1444 1445 Level: advanced 1446 1447 Concepts: matrix; linear operator, null space 1448 1449 Users manual sections: 1450 . sec_singular 1451 1452 .seealso: MatNullSpaceCreate() 1453 S*/ 1454 typedef struct _p_MatNullSpace* MatNullSpace; 1455 1456 PETSC_EXTERN PetscErrorCode MatNullSpaceCreate(MPI_Comm,PetscBool ,PetscInt,const Vec[],MatNullSpace*); 1457 PETSC_EXTERN PetscErrorCode MatNullSpaceSetFunction(MatNullSpace,PetscErrorCode (*)(MatNullSpace,Vec,void*),void*); 1458 PETSC_EXTERN PetscErrorCode MatNullSpaceDestroy(MatNullSpace*); 1459 PETSC_EXTERN PetscErrorCode MatNullSpaceRemove(MatNullSpace,Vec); 1460 PETSC_EXTERN PetscErrorCode MatGetNullSpace(Mat, MatNullSpace *); 1461 PETSC_EXTERN PetscErrorCode MatSetNullSpace(Mat,MatNullSpace); 1462 PETSC_EXTERN PetscErrorCode MatSetNearNullSpace(Mat,MatNullSpace); 1463 PETSC_EXTERN PetscErrorCode MatGetNearNullSpace(Mat,MatNullSpace*); 1464 PETSC_EXTERN PetscErrorCode MatNullSpaceTest(MatNullSpace,Mat,PetscBool *); 1465 PETSC_EXTERN PetscErrorCode MatNullSpaceView(MatNullSpace,PetscViewer); 1466 PETSC_EXTERN PetscErrorCode MatNullSpaceGetVecs(MatNullSpace,PetscBool*,PetscInt*,const Vec**); 1467 PETSC_EXTERN PetscErrorCode MatNullSpaceCreateRigidBody(Vec,MatNullSpace*); 1468 1469 PETSC_EXTERN PetscErrorCode MatReorderingSeqSBAIJ(Mat,IS); 1470 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetHashTableFactor(Mat,PetscReal); 1471 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetColumnIndices(Mat,PetscInt *); 1472 PETSC_EXTERN PetscErrorCode MatSeqBAIJInvertBlockDiagonal(Mat); 1473 1474 PETSC_EXTERN PetscErrorCode MatCreateMAIJ(Mat,PetscInt,Mat*); 1475 PETSC_EXTERN PetscErrorCode MatMAIJRedimension(Mat,PetscInt,Mat*); 1476 PETSC_EXTERN PetscErrorCode MatMAIJGetAIJ(Mat,Mat*); 1477 1478 PETSC_EXTERN PetscErrorCode MatComputeExplicitOperator(Mat,Mat*); 1479 1480 PETSC_EXTERN PetscErrorCode MatDiagonalScaleLocal(Mat,Vec); 1481 1482 PETSC_EXTERN PetscErrorCode MatCreateMFFD(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,Mat*); 1483 PETSC_EXTERN PetscErrorCode MatMFFDSetBase(Mat,Vec,Vec); 1484 PETSC_EXTERN PetscErrorCode MatMFFDSetFunction(Mat,PetscErrorCode(*)(void*,Vec,Vec),void*); 1485 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioni(Mat,PetscErrorCode (*)(void*,PetscInt,Vec,PetscScalar*)); 1486 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioniBase(Mat,PetscErrorCode (*)(void*,Vec)); 1487 PETSC_EXTERN PetscErrorCode MatMFFDAddNullSpace(Mat,MatNullSpace); 1488 PETSC_EXTERN PetscErrorCode MatMFFDSetHHistory(Mat,PetscScalar[],PetscInt); 1489 PETSC_EXTERN PetscErrorCode MatMFFDResetHHistory(Mat); 1490 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctionError(Mat,PetscReal); 1491 PETSC_EXTERN PetscErrorCode MatMFFDSetPeriod(Mat,PetscInt); 1492 PETSC_EXTERN PetscErrorCode MatMFFDGetH(Mat,PetscScalar *); 1493 PETSC_EXTERN PetscErrorCode MatMFFDSetOptionsPrefix(Mat,const char[]); 1494 PETSC_EXTERN PetscErrorCode MatMFFDCheckPositivity(void*,Vec,Vec,PetscScalar*); 1495 PETSC_EXTERN PetscErrorCode MatMFFDSetCheckh(Mat,PetscErrorCode (*)(void*,Vec,Vec,PetscScalar*),void*); 1496 1497 /*S 1498 MatMFFD - A data structured used to manage the computation of the h differencing parameter for matrix-free 1499 Jacobian vector products 1500 1501 Notes: MATMFFD is a specific MatType which uses the MatMFFD data structure 1502 1503 MatMFFD*() methods actually take the Mat as their first argument. Not a MatMFFD data structure 1504 1505 Level: developer 1506 1507 .seealso: MATMFFD, MatCreateMFFD(), MatMFFDSetFuction(), MatMFFDSetType(), MatMFFDRegister() 1508 S*/ 1509 typedef struct _p_MatMFFD* MatMFFD; 1510 1511 /*J 1512 MatMFFDType - algorithm used to compute the h used in computing matrix-vector products via differencing of the function 1513 1514 Level: beginner 1515 1516 .seealso: MatMFFDSetType(), MatMFFDRegister() 1517 J*/ 1518 typedef const char* MatMFFDType; 1519 #define MATMFFD_DS "ds" 1520 #define MATMFFD_WP "wp" 1521 1522 PETSC_EXTERN PetscErrorCode MatMFFDSetType(Mat,MatMFFDType); 1523 PETSC_EXTERN PetscErrorCode MatMFFDRegister(const char[],PetscErrorCode (*)(MatMFFD)); 1524 1525 PETSC_EXTERN PetscErrorCode MatMFFDRegisterAll(void); 1526 PETSC_EXTERN PetscErrorCode MatMFFDDSSetUmin(Mat,PetscReal); 1527 PETSC_EXTERN PetscErrorCode MatMFFDWPSetComputeNormU(Mat,PetscBool ); 1528 1529 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *); 1530 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *); 1531 1532 /* 1533 PETSc interface to MUMPS 1534 */ 1535 #ifdef PETSC_HAVE_MUMPS 1536 PETSC_EXTERN PetscErrorCode MatMumpsSetIcntl(Mat,PetscInt,PetscInt); 1537 PETSC_EXTERN PetscErrorCode MatMumpsSetCntl(Mat,PetscInt,PetscReal); 1538 #endif 1539 1540 /* 1541 PETSc interface to SUPERLU 1542 */ 1543 #ifdef PETSC_HAVE_SUPERLU 1544 PETSC_EXTERN PetscErrorCode MatSuperluSetILUDropTol(Mat,PetscReal); 1545 #endif 1546 1547 #ifdef PETSC_HAVE_CUDA 1548 /*E 1549 MatCUSPARSEStorageFormat - indicates the storage format for CUSPARSE (GPU) 1550 matrices. 1551 1552 Not Collective 1553 1554 + MAT_CUSPARSE_CSR - Compressed Sparse Row 1555 . MAT_CUSPARSE_ELL - Ellpack (requires CUDA 4.2 or later). 1556 - MAT_CUSPARSE_HYB - Hybrid, a combination of Ellpack and Coordinate format (requires CUDA 4.2 or later). 1557 1558 Level: intermediate 1559 1560 Any additions/changes here MUST also be made in include/finclude/petscmat.h 1561 1562 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEFormatOperation 1563 E*/ 1564 1565 typedef enum {MAT_CUSPARSE_CSR, MAT_CUSPARSE_ELL, MAT_CUSPARSE_HYB} MatCUSPARSEStorageFormat; 1566 1567 /* these will be strings associated with enumerated type defined above */ 1568 PETSC_EXTERN const char *const MatCUSPARSEStorageFormats[]; 1569 1570 /*E 1571 MatCUSPARSEFormatOperation - indicates the operation of CUSPARSE (GPU) 1572 matrices whose operation should use a particular storage format. 1573 1574 Not Collective 1575 1576 + MAT_CUSPARSE_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult 1577 . MAT_CUSPARSE_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult 1578 . MAT_CUSPARSE_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult 1579 - MAT_CUSPARSE_ALL - sets the storage format for all CUSPARSE (GPU) matrices 1580 1581 Level: intermediate 1582 1583 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEStorageFormat 1584 E*/ 1585 typedef enum {MAT_CUSPARSE_MULT_DIAG, MAT_CUSPARSE_MULT_OFFDIAG, MAT_CUSPARSE_MULT, MAT_CUSPARSE_ALL} MatCUSPARSEFormatOperation; 1586 1587 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1588 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1589 PETSC_EXTERN PetscErrorCode MatCUSPARSESetFormat(Mat,MatCUSPARSEFormatOperation,MatCUSPARSEStorageFormat); 1590 #endif 1591 1592 #if defined(PETSC_HAVE_CUSP) 1593 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSP(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1594 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSP(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1595 1596 /*E 1597 MatCUSPStorageFormat - indicates the storage format for CUSP (GPU) 1598 matrices. 1599 1600 Not Collective 1601 1602 + MAT_CUSP_CSR - Compressed Sparse Row 1603 . MAT_CUSP_DIA - Diagonal 1604 - MAT_CUSP_ELL - Ellpack 1605 1606 Level: intermediate 1607 1608 Any additions/changes here MUST also be made in include/finclude/petscmat.h 1609 1610 .seealso: MatCUSPSetFormat(), MatCUSPFormatOperation 1611 E*/ 1612 typedef enum {MAT_CUSP_CSR, MAT_CUSP_DIA, MAT_CUSP_ELL} MatCUSPStorageFormat; 1613 1614 /* these will be strings associated with enumerated type defined above */ 1615 PETSC_EXTERN const char *const MatCUSPStorageFormats[]; 1616 1617 /*E 1618 MatCUSPFormatOperation - indicates the operation of CUSP (GPU) 1619 matrices whose operation should use a particular storage format. 1620 1621 Not Collective 1622 1623 + MAT_CUSP_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult 1624 . MAT_CUSP_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult 1625 . MAT_CUSP_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult 1626 - MAT_CUSP_ALL - sets the storage format for all CUSP (GPU) matrices 1627 1628 Level: intermediate 1629 1630 Any additions/changes here MUST also be made in include/finclude/petscmat.h 1631 1632 .seealso: MatCUSPSetFormat(), MatCUSPStorageFormat 1633 E*/ 1634 typedef enum {MAT_CUSP_MULT_DIAG, MAT_CUSP_MULT_OFFDIAG, MAT_CUSP_MULT, MAT_CUSP_ALL} MatCUSPFormatOperation; 1635 1636 PETSC_EXTERN PetscErrorCode MatCUSPSetFormat(Mat,MatCUSPFormatOperation,MatCUSPStorageFormat); 1637 #endif 1638 1639 #if defined(PETSC_HAVE_VIENNACL) 1640 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1641 PETSC_EXTERN PetscErrorCode MatCreateAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1642 #endif 1643 1644 /* 1645 PETSc interface to FFTW 1646 */ 1647 #if defined(PETSC_HAVE_FFTW) 1648 PETSC_EXTERN PetscErrorCode VecScatterPetscToFFTW(Mat,Vec,Vec); 1649 PETSC_EXTERN PetscErrorCode VecScatterFFTWToPetsc(Mat,Vec,Vec); 1650 PETSC_EXTERN PetscErrorCode MatGetVecsFFTW(Mat,Vec*,Vec*,Vec*); 1651 #endif 1652 1653 #if defined(PETSC_HAVE_ELEMENTAL) 1654 PETSC_EXTERN PetscErrorCode PetscElementalInitializePackage(void); 1655 PETSC_EXTERN PetscErrorCode PetscElementalFinalizePackage(void); 1656 #endif 1657 1658 PETSC_EXTERN PetscErrorCode MatCreateNest(MPI_Comm,PetscInt,const IS[],PetscInt,const IS[],const Mat[],Mat*); 1659 PETSC_EXTERN PetscErrorCode MatNestGetSize(Mat,PetscInt*,PetscInt*); 1660 PETSC_EXTERN PetscErrorCode MatNestGetISs(Mat,IS[],IS[]); 1661 PETSC_EXTERN PetscErrorCode MatNestGetLocalISs(Mat,IS[],IS[]); 1662 PETSC_EXTERN PetscErrorCode MatNestGetSubMats(Mat,PetscInt*,PetscInt*,Mat***); 1663 PETSC_EXTERN PetscErrorCode MatNestGetSubMat(Mat,PetscInt,PetscInt,Mat*); 1664 PETSC_EXTERN PetscErrorCode MatNestSetVecType(Mat,VecType); 1665 PETSC_EXTERN PetscErrorCode MatNestSetSubMats(Mat,PetscInt,const IS[],PetscInt,const IS[],const Mat[]); 1666 PETSC_EXTERN PetscErrorCode MatNestSetSubMat(Mat,PetscInt,PetscInt,Mat); 1667 1668 PETSC_EXTERN PetscErrorCode MatChop(Mat,PetscReal); 1669 PETSC_EXTERN PetscErrorCode MatComputeBandwidth(Mat,PetscReal,PetscInt*); 1670 1671 #endif 1672