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 #define MATSOLVERKLU "klu" 119 120 /*E 121 MatFactorType - indicates what type of factorization is requested 122 123 Level: beginner 124 125 Any additions/changes here MUST also be made in include/finclude/petscmat.h 126 127 .seealso: MatSolverPackage, MatGetFactor() 128 E*/ 129 typedef enum {MAT_FACTOR_NONE, MAT_FACTOR_LU, MAT_FACTOR_CHOLESKY, MAT_FACTOR_ILU, MAT_FACTOR_ICC,MAT_FACTOR_ILUDT} MatFactorType; 130 PETSC_EXTERN const char *const MatFactorTypes[]; 131 132 PETSC_EXTERN PetscErrorCode MatGetFactor(Mat,const MatSolverPackage,MatFactorType,Mat*); 133 PETSC_EXTERN PetscErrorCode MatGetFactorAvailable(Mat,const MatSolverPackage,MatFactorType,PetscBool *); 134 PETSC_EXTERN PetscErrorCode MatFactorGetSolverPackage(Mat,const MatSolverPackage*); 135 PETSC_EXTERN PetscErrorCode MatGetFactorType(Mat,MatFactorType*); 136 137 /* Logging support */ 138 #define MAT_FILE_CLASSID 1211216 /* used to indicate matrices in binary files */ 139 PETSC_EXTERN PetscClassId MAT_CLASSID; 140 PETSC_EXTERN PetscClassId MAT_COLORING_CLASSID; 141 PETSC_EXTERN PetscClassId MAT_FDCOLORING_CLASSID; 142 PETSC_EXTERN PetscClassId MAT_TRANSPOSECOLORING_CLASSID; 143 PETSC_EXTERN PetscClassId MAT_PARTITIONING_CLASSID; 144 PETSC_EXTERN PetscClassId MAT_COARSEN_CLASSID; 145 PETSC_EXTERN PetscClassId MAT_NULLSPACE_CLASSID; 146 PETSC_EXTERN PetscClassId MATMFFD_CLASSID; 147 148 /*E 149 MatReuse - Indicates if matrices obtained from a previous call to MatGetSubMatrices() 150 or MatGetSubMatrix() are to be reused to store the new matrix values. For MatConvert() is used to indicate 151 that the input matrix is to be replaced with the converted matrix. 152 153 Level: beginner 154 155 Any additions/changes here MUST also be made in include/finclude/petscmat.h 156 157 .seealso: MatGetSubMatrices(), MatGetSubMatrix(), MatDestroyMatrices(), MatConvert() 158 E*/ 159 typedef enum {MAT_INITIAL_MATRIX,MAT_REUSE_MATRIX,MAT_IGNORE_MATRIX} MatReuse; 160 161 /*E 162 MatGetSubMatrixOption - Indicates if matrices obtained from a call to MatGetSubMatrices() 163 include the matrix values. Currently it is only used by MatGetSeqNonzerostructure(). 164 165 Level: beginner 166 167 .seealso: MatGetSeqNonzerostructure() 168 E*/ 169 typedef enum {MAT_DO_NOT_GET_VALUES,MAT_GET_VALUES} MatGetSubMatrixOption; 170 171 PETSC_EXTERN PetscErrorCode MatInitializePackage(void); 172 173 PETSC_EXTERN PetscErrorCode MatCreate(MPI_Comm,Mat*); 174 PETSC_EXTERN PetscErrorCode MatSetSizes(Mat,PetscInt,PetscInt,PetscInt,PetscInt); 175 PETSC_EXTERN PetscErrorCode MatSetType(Mat,MatType); 176 PETSC_EXTERN PetscErrorCode MatSetFromOptions(Mat); 177 PETSC_STATIC_INLINE PetscErrorCode MatViewFromOptions(Mat A,const char prefix[],const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,prefix,name);} 178 PETSC_EXTERN PetscErrorCode MatRegisterAll(void); 179 PETSC_EXTERN PetscErrorCode MatRegister(const char[],PetscErrorCode(*)(Mat)); 180 PETSC_EXTERN PetscErrorCode MatRegisterBaseName(const char[],const char[],const char[]); 181 PETSC_EXTERN PetscErrorCode MatSetOptionsPrefix(Mat,const char[]); 182 PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefix(Mat,const char[]); 183 PETSC_EXTERN PetscErrorCode MatGetOptionsPrefix(Mat,const char*[]); 184 185 PETSC_EXTERN PetscBool MatRegisterAllCalled; 186 PETSC_EXTERN PetscFunctionList MatList; 187 PETSC_EXTERN PetscFunctionList MatColoringList; 188 PETSC_EXTERN PetscFunctionList MatPartitioningList; 189 PETSC_EXTERN PetscFunctionList MatCoarsenList; 190 191 /*E 192 MatStructure - Indicates if two matrices have the same nonzero structure 193 194 Level: beginner 195 196 Any additions/changes here MUST also be made in include/finclude/petscmat.h 197 198 .seealso: MatCopy(), MatAXPY() 199 E*/ 200 typedef enum {DIFFERENT_NONZERO_PATTERN,SUBSET_NONZERO_PATTERN,SAME_NONZERO_PATTERN} MatStructure; 201 202 PETSC_EXTERN PetscErrorCode MatCreateSeqDense(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*); 203 PETSC_EXTERN PetscErrorCode MatCreateDense(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*); 204 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 205 PETSC_EXTERN PetscErrorCode MatCreateAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 206 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *); 207 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSplitArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],PetscInt[],PetscInt[],PetscScalar[],Mat*); 208 209 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 210 PETSC_EXTERN PetscErrorCode MatCreateBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 211 PETSC_EXTERN PetscErrorCode MatCreateMPIBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat*); 212 213 PETSC_EXTERN PetscErrorCode MatCreateMPIAdj(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscInt[],Mat*); 214 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 215 216 PETSC_EXTERN PetscErrorCode MatCreateSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 217 PETSC_EXTERN PetscErrorCode MatCreateMPISBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *); 218 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 219 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 220 PETSC_EXTERN PetscErrorCode MatXAIJSetPreallocation(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscInt[],const PetscInt[]); 221 222 PETSC_EXTERN PetscErrorCode MatCreateShell(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,void *,Mat*); 223 PETSC_EXTERN PetscErrorCode MatCreateNormal(Mat,Mat*); 224 PETSC_EXTERN PetscErrorCode MatCreateLRC(Mat,Mat,Mat,Mat*); 225 PETSC_EXTERN PetscErrorCode MatCreateIS(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,ISLocalToGlobalMapping,Mat*); 226 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 227 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 228 229 PETSC_EXTERN PetscErrorCode MatCreateSeqBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 230 PETSC_EXTERN PetscErrorCode MatCreateMPIBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 231 PETSC_EXTERN PetscErrorCode MatCreateSeqSBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 232 PETSC_EXTERN PetscErrorCode MatCreateMPISBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 233 234 PETSC_EXTERN PetscErrorCode MatCreateScatter(MPI_Comm,VecScatter,Mat*); 235 PETSC_EXTERN PetscErrorCode MatScatterSetVecScatter(Mat,VecScatter); 236 PETSC_EXTERN PetscErrorCode MatScatterGetVecScatter(Mat,VecScatter*); 237 PETSC_EXTERN PetscErrorCode MatCreateBlockMat(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,Mat*); 238 PETSC_EXTERN PetscErrorCode MatCompositeAddMat(Mat,Mat); 239 PETSC_EXTERN PetscErrorCode MatCompositeMerge(Mat); 240 PETSC_EXTERN PetscErrorCode MatCreateComposite(MPI_Comm,PetscInt,const Mat*,Mat*); 241 typedef enum {MAT_COMPOSITE_ADDITIVE,MAT_COMPOSITE_MULTIPLICATIVE} MatCompositeType; 242 PETSC_EXTERN PetscErrorCode MatCompositeSetType(Mat,MatCompositeType); 243 244 PETSC_EXTERN PetscErrorCode MatCreateFFT(MPI_Comm,PetscInt,const PetscInt[],MatType,Mat*); 245 PETSC_EXTERN PetscErrorCode MatCreateSeqCUFFT(MPI_Comm,PetscInt,const PetscInt[],Mat*); 246 247 PETSC_EXTERN PetscErrorCode MatCreateTranspose(Mat,Mat*); 248 PETSC_EXTERN PetscErrorCode MatCreateSubMatrix(Mat,IS,IS,Mat*); 249 PETSC_EXTERN PetscErrorCode MatSubMatrixUpdate(Mat,Mat,IS,IS); 250 PETSC_EXTERN PetscErrorCode MatCreateLocalRef(Mat,IS,IS,Mat*); 251 252 PETSC_EXTERN PetscErrorCode MatPythonSetType(Mat,const char[]); 253 254 PETSC_EXTERN PetscErrorCode MatSetUp(Mat); 255 PETSC_EXTERN PetscErrorCode MatDestroy(Mat*); 256 PETSC_EXTERN PetscErrorCode MatGetNonzeroState(Mat,PetscObjectState*); 257 258 PETSC_EXTERN PetscErrorCode MatConjugate(Mat); 259 PETSC_EXTERN PetscErrorCode MatRealPart(Mat); 260 PETSC_EXTERN PetscErrorCode MatImaginaryPart(Mat); 261 PETSC_EXTERN PetscErrorCode MatGetDiagonalBlock(Mat,Mat*); 262 PETSC_EXTERN PetscErrorCode MatGetTrace(Mat,PetscScalar*); 263 PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonal(Mat,const PetscScalar **); 264 265 /* ------------------------------------------------------------*/ 266 PETSC_EXTERN PetscErrorCode MatSetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 267 PETSC_EXTERN PetscErrorCode MatSetValuesBlocked(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 268 PETSC_EXTERN PetscErrorCode MatSetValuesRow(Mat,PetscInt,const PetscScalar[]); 269 PETSC_EXTERN PetscErrorCode MatSetValuesRowLocal(Mat,PetscInt,const PetscScalar[]); 270 PETSC_EXTERN PetscErrorCode MatSetValuesBatch(Mat,PetscInt,PetscInt,PetscInt[],const PetscScalar[]); 271 PETSC_EXTERN PetscErrorCode MatSetRandom(Mat,PetscRandom); 272 273 /*S 274 MatStencil - Data structure (C struct) for storing information about a single row or 275 column of a matrix as indexed on an associated grid. 276 277 Fortran usage is different, see MatSetValuesStencil() for details. 278 279 Level: beginner 280 281 Concepts: matrix; linear operator 282 283 .seealso: MatSetValuesStencil(), MatSetStencil(), MatSetValuesBlockedStencil() 284 S*/ 285 typedef struct { 286 PetscInt k,j,i,c; 287 } MatStencil; 288 289 PETSC_EXTERN PetscErrorCode MatSetValuesStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 290 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 291 PETSC_EXTERN PetscErrorCode MatSetStencil(Mat,PetscInt,const PetscInt[],const PetscInt[],PetscInt); 292 293 PETSC_EXTERN PetscErrorCode MatSetColoring(Mat,ISColoring); 294 PETSC_EXTERN PetscErrorCode MatSetValuesAdifor(Mat,PetscInt,void*); 295 296 /*E 297 MatAssemblyType - Indicates if the matrix is now to be used, or if you plan 298 to continue to add values to it 299 300 Level: beginner 301 302 .seealso: MatAssemblyBegin(), MatAssemblyEnd() 303 E*/ 304 typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType; 305 PETSC_EXTERN PetscErrorCode MatAssemblyBegin(Mat,MatAssemblyType); 306 PETSC_EXTERN PetscErrorCode MatAssemblyEnd(Mat,MatAssemblyType); 307 PETSC_EXTERN PetscErrorCode MatAssembled(Mat,PetscBool *); 308 309 310 311 /*E 312 MatOption - Options that may be set for a matrix and its behavior or storage 313 314 Level: beginner 315 316 Any additions/changes here MUST also be made in include/finclude/petscmat.h 317 318 Developer Notes: Entries that are negative need not be called collectively by all processes. 319 320 .seealso: MatSetOption() 321 E*/ 322 typedef enum {MAT_OPTION_MIN = -5, 323 MAT_NEW_NONZERO_LOCATION_ERR = -4, 324 MAT_UNUSED_NONZERO_LOCATION_ERR = -3, 325 MAT_NEW_NONZERO_ALLOCATION_ERR = -2, 326 MAT_ROW_ORIENTED = -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_NO_OFF_PROC_ZERO_ROWS = 16, 343 MAT_NO_OFF_PROC_ENTRIES = 17, 344 MAT_NEW_NONZERO_LOCATIONS = 18, 345 MAT_OPTION_MAX = 19} MatOption; 346 347 PETSC_EXTERN const char *MatOptions[]; 348 PETSC_EXTERN PetscErrorCode MatSetOption(Mat,MatOption,PetscBool ); 349 PETSC_EXTERN PetscErrorCode MatGetType(Mat,MatType*); 350 351 PETSC_EXTERN PetscErrorCode MatGetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]); 352 PETSC_EXTERN PetscErrorCode MatGetRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 353 PETSC_EXTERN PetscErrorCode MatRestoreRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 354 PETSC_EXTERN PetscErrorCode MatGetRowUpperTriangular(Mat); 355 PETSC_EXTERN PetscErrorCode MatRestoreRowUpperTriangular(Mat); 356 PETSC_EXTERN PetscErrorCode MatGetColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 357 PETSC_EXTERN PetscErrorCode MatRestoreColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 358 PETSC_EXTERN PetscErrorCode MatGetColumnVector(Mat,Vec,PetscInt); 359 PETSC_EXTERN PetscErrorCode MatSeqAIJGetArray(Mat,PetscScalar *[]); 360 PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArray(Mat,PetscScalar *[]); 361 PETSC_EXTERN PetscErrorCode MatSeqAIJSetValuesLocalFast(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 362 PETSC_EXTERN PetscErrorCode MatDenseGetArray(Mat,PetscScalar *[]); 363 PETSC_EXTERN PetscErrorCode MatDenseRestoreArray(Mat,PetscScalar *[]); 364 PETSC_EXTERN PetscErrorCode MatGetBlockSize(Mat,PetscInt *); 365 PETSC_EXTERN PetscErrorCode MatSetBlockSize(Mat,PetscInt); 366 PETSC_EXTERN PetscErrorCode MatGetBlockSizes(Mat,PetscInt *,PetscInt *); 367 PETSC_EXTERN PetscErrorCode MatSetBlockSizes(Mat,PetscInt,PetscInt); 368 PETSC_EXTERN PetscErrorCode MatSetBlockSizesFromMats(Mat,Mat,Mat); 369 PETSC_EXTERN PetscErrorCode MatSetNThreads(Mat,PetscInt); 370 PETSC_EXTERN PetscErrorCode MatGetNThreads(Mat,PetscInt*); 371 372 PETSC_EXTERN PetscErrorCode MatMult(Mat,Vec,Vec); 373 PETSC_EXTERN PetscErrorCode MatMultDiagonalBlock(Mat,Vec,Vec); 374 PETSC_EXTERN PetscErrorCode MatMultAdd(Mat,Vec,Vec,Vec); 375 PETSC_EXTERN PetscErrorCode MatMultTranspose(Mat,Vec,Vec); 376 PETSC_EXTERN PetscErrorCode MatMultHermitianTranspose(Mat,Vec,Vec); 377 PETSC_EXTERN PetscErrorCode MatIsTranspose(Mat,Mat,PetscReal,PetscBool *); 378 PETSC_EXTERN PetscErrorCode MatIsHermitianTranspose(Mat,Mat,PetscReal,PetscBool *); 379 PETSC_EXTERN PetscErrorCode MatMultTransposeAdd(Mat,Vec,Vec,Vec); 380 PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAdd(Mat,Vec,Vec,Vec); 381 PETSC_EXTERN PetscErrorCode MatMultConstrained(Mat,Vec,Vec); 382 PETSC_EXTERN PetscErrorCode MatMultTransposeConstrained(Mat,Vec,Vec); 383 PETSC_EXTERN PetscErrorCode MatMatSolve(Mat,Mat,Mat); 384 PETSC_EXTERN PetscErrorCode MatResidual(Mat,Vec,Vec,Vec); 385 386 /*E 387 MatDuplicateOption - Indicates if a duplicated sparse matrix should have 388 its numerical values copied over or just its nonzero structure. 389 390 Level: beginner 391 392 Any additions/changes here MUST also be made in include/finclude/petscmat.h 393 394 $ MAT_SHARE_NONZERO_PATTERN - the i and j arrays in the new matrix will be shared with the original matrix 395 $ this also triggers the MAT_DO_NOT_COPY_VALUES option. This is used when you 396 $ have several matrices with the same nonzero pattern. 397 398 .seealso: MatDuplicate() 399 E*/ 400 typedef enum {MAT_DO_NOT_COPY_VALUES,MAT_COPY_VALUES,MAT_SHARE_NONZERO_PATTERN} MatDuplicateOption; 401 402 PETSC_EXTERN PetscErrorCode MatConvert(Mat,MatType,MatReuse,Mat*); 403 PETSC_EXTERN PetscErrorCode MatDuplicate(Mat,MatDuplicateOption,Mat*); 404 405 406 PETSC_EXTERN PetscErrorCode MatCopy(Mat,Mat,MatStructure); 407 PETSC_EXTERN PetscErrorCode MatView(Mat,PetscViewer); 408 PETSC_EXTERN PetscErrorCode MatIsSymmetric(Mat,PetscReal,PetscBool *); 409 PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetric(Mat,PetscBool *); 410 PETSC_EXTERN PetscErrorCode MatIsHermitian(Mat,PetscReal,PetscBool *); 411 PETSC_EXTERN PetscErrorCode MatIsSymmetricKnown(Mat,PetscBool *,PetscBool *); 412 PETSC_EXTERN PetscErrorCode MatIsHermitianKnown(Mat,PetscBool *,PetscBool *); 413 PETSC_EXTERN PetscErrorCode MatMissingDiagonal(Mat,PetscBool *,PetscInt *); 414 PETSC_EXTERN PetscErrorCode MatLoad(Mat, PetscViewer); 415 416 PETSC_EXTERN PetscErrorCode MatGetRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 417 PETSC_EXTERN PetscErrorCode MatRestoreRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 418 PETSC_EXTERN PetscErrorCode MatGetColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 419 PETSC_EXTERN PetscErrorCode MatRestoreColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 420 421 /*S 422 MatInfo - Context of matrix information, used with MatGetInfo() 423 424 In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE 425 426 Level: intermediate 427 428 Concepts: matrix^nonzero information 429 430 .seealso: MatGetInfo(), MatInfoType 431 S*/ 432 typedef struct { 433 PetscLogDouble block_size; /* block size */ 434 PetscLogDouble nz_allocated,nz_used,nz_unneeded; /* number of nonzeros */ 435 PetscLogDouble memory; /* memory allocated */ 436 PetscLogDouble assemblies; /* number of matrix assemblies called */ 437 PetscLogDouble mallocs; /* number of mallocs during MatSetValues() */ 438 PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */ 439 PetscLogDouble factor_mallocs; /* number of mallocs during factorization */ 440 } MatInfo; 441 442 /*E 443 MatInfoType - Indicates if you want information about the local part of the matrix, 444 the entire parallel matrix or the maximum over all the local parts. 445 446 Level: beginner 447 448 Any additions/changes here MUST also be made in include/finclude/petscmat.h 449 450 .seealso: MatGetInfo(), MatInfo 451 E*/ 452 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType; 453 PETSC_EXTERN PetscErrorCode MatGetInfo(Mat,MatInfoType,MatInfo*); 454 PETSC_EXTERN PetscErrorCode MatGetDiagonal(Mat,Vec); 455 PETSC_EXTERN PetscErrorCode MatGetRowMax(Mat,Vec,PetscInt[]); 456 PETSC_EXTERN PetscErrorCode MatGetRowMin(Mat,Vec,PetscInt[]); 457 PETSC_EXTERN PetscErrorCode MatGetRowMaxAbs(Mat,Vec,PetscInt[]); 458 PETSC_EXTERN PetscErrorCode MatGetRowMinAbs(Mat,Vec,PetscInt[]); 459 PETSC_EXTERN PetscErrorCode MatGetRowSum(Mat,Vec); 460 PETSC_EXTERN PetscErrorCode MatTranspose(Mat,MatReuse,Mat*); 461 PETSC_EXTERN PetscErrorCode MatHermitianTranspose(Mat,MatReuse,Mat*); 462 PETSC_EXTERN PetscErrorCode MatPermute(Mat,IS,IS,Mat *); 463 PETSC_EXTERN PetscErrorCode MatDiagonalScale(Mat,Vec,Vec); 464 PETSC_EXTERN PetscErrorCode MatDiagonalSet(Mat,Vec,InsertMode); 465 PETSC_EXTERN PetscErrorCode MatEqual(Mat,Mat,PetscBool *); 466 PETSC_EXTERN PetscErrorCode MatMultEqual(Mat,Mat,PetscInt,PetscBool *); 467 PETSC_EXTERN PetscErrorCode MatMultAddEqual(Mat,Mat,PetscInt,PetscBool *); 468 PETSC_EXTERN PetscErrorCode MatMultTransposeEqual(Mat,Mat,PetscInt,PetscBool *); 469 PETSC_EXTERN PetscErrorCode MatMultTransposeAddEqual(Mat,Mat,PetscInt,PetscBool *); 470 471 PETSC_EXTERN PetscErrorCode MatNorm(Mat,NormType,PetscReal *); 472 PETSC_EXTERN PetscErrorCode MatGetColumnNorms(Mat,NormType,PetscReal *); 473 PETSC_EXTERN PetscErrorCode MatZeroEntries(Mat); 474 PETSC_EXTERN PetscErrorCode MatZeroRows(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 475 PETSC_EXTERN PetscErrorCode MatZeroRowsIS(Mat,IS,PetscScalar,Vec,Vec); 476 PETSC_EXTERN PetscErrorCode MatZeroRowsStencil(Mat,PetscInt,const MatStencil [],PetscScalar,Vec,Vec); 477 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsStencil(Mat,PetscInt,const MatStencil[],PetscScalar,Vec,Vec); 478 PETSC_EXTERN PetscErrorCode MatZeroRowsColumns(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 479 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsIS(Mat,IS,PetscScalar,Vec,Vec); 480 481 PETSC_EXTERN PetscErrorCode MatGetSize(Mat,PetscInt*,PetscInt*); 482 PETSC_EXTERN PetscErrorCode MatGetLocalSize(Mat,PetscInt*,PetscInt*); 483 PETSC_EXTERN PetscErrorCode MatGetOwnershipRange(Mat,PetscInt*,PetscInt*); 484 PETSC_EXTERN PetscErrorCode MatGetOwnershipRanges(Mat,const PetscInt**); 485 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangeColumn(Mat,PetscInt*,PetscInt*); 486 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangesColumn(Mat,const PetscInt**); 487 PETSC_EXTERN PetscErrorCode MatGetOwnershipIS(Mat,IS*,IS*); 488 489 PETSC_EXTERN PetscErrorCode MatGetSubMatrices(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 490 PETSC_EXTERN PetscErrorCode MatGetSubMatricesParallel(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 491 PETSC_EXTERN PetscErrorCode MatDestroyMatrices(PetscInt,Mat *[]); 492 PETSC_EXTERN PetscErrorCode MatGetSubMatrix(Mat,IS,IS,MatReuse,Mat *); 493 PETSC_EXTERN PetscErrorCode MatGetLocalSubMatrix(Mat,IS,IS,Mat*); 494 PETSC_EXTERN PetscErrorCode MatRestoreLocalSubMatrix(Mat,IS,IS,Mat*); 495 PETSC_EXTERN PetscErrorCode MatGetSeqNonzeroStructure(Mat,Mat*); 496 PETSC_EXTERN PetscErrorCode MatDestroySeqNonzeroStructure(Mat*); 497 498 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJConcatenateSeqAIJ(MPI_Comm,Mat,PetscInt,MatReuse,Mat*); 499 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJConcatenateSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,Mat*); 500 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJConcatenateSeqAIJNumeric(MPI_Comm,Mat,PetscInt,Mat); 501 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJ(MPI_Comm,Mat,PetscInt,PetscInt,MatReuse,Mat*); 502 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,PetscInt,Mat*); 503 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJNumeric(Mat,Mat); 504 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMat(Mat,MatReuse,Mat*); 505 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatCondensed(Mat,MatReuse,IS*,IS*,Mat*); 506 PETSC_EXTERN PetscErrorCode MatGetBrowsOfAcols(Mat,Mat,MatReuse,IS*,IS*,Mat*); 507 PETSC_EXTERN PetscErrorCode MatGetGhosts(Mat, PetscInt *,const PetscInt *[]); 508 509 PETSC_EXTERN PetscErrorCode MatIncreaseOverlap(Mat,PetscInt,IS[],PetscInt); 510 511 PETSC_EXTERN PetscErrorCode MatMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 512 PETSC_EXTERN PetscErrorCode MatMatMultSymbolic(Mat,Mat,PetscReal,Mat*); 513 PETSC_EXTERN PetscErrorCode MatMatMultNumeric(Mat,Mat,Mat); 514 515 PETSC_EXTERN PetscErrorCode MatMatMatMult(Mat,Mat,Mat,MatReuse,PetscReal,Mat*); 516 PETSC_EXTERN PetscErrorCode MatMatMatMultSymbolic(Mat,Mat,Mat,PetscReal,Mat*); 517 PETSC_EXTERN PetscErrorCode MatMatMatMultNumeric(Mat,Mat,Mat,Mat); 518 519 PETSC_EXTERN PetscErrorCode MatPtAP(Mat,Mat,MatReuse,PetscReal,Mat*); 520 PETSC_EXTERN PetscErrorCode MatPtAPSymbolic(Mat,Mat,PetscReal,Mat*); 521 PETSC_EXTERN PetscErrorCode MatPtAPNumeric(Mat,Mat,Mat); 522 PETSC_EXTERN PetscErrorCode MatRARt(Mat,Mat,MatReuse,PetscReal,Mat*); 523 PETSC_EXTERN PetscErrorCode MatRARtSymbolic(Mat,Mat,PetscReal,Mat*); 524 PETSC_EXTERN PetscErrorCode MatRARtNumeric(Mat,Mat,Mat); 525 526 PETSC_EXTERN PetscErrorCode MatTransposeMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 527 PETSC_EXTERN PetscErrorCode MatTransposetMatMultSymbolic(Mat,Mat,PetscReal,Mat*); 528 PETSC_EXTERN PetscErrorCode MatTransposetMatMultNumeric(Mat,Mat,Mat); 529 PETSC_EXTERN PetscErrorCode MatMatTransposeMult(Mat,Mat,MatReuse,PetscReal,Mat*); 530 PETSC_EXTERN PetscErrorCode MatMatTransposeMultSymbolic(Mat,Mat,PetscReal,Mat*); 531 PETSC_EXTERN PetscErrorCode MatMatTransposeMultNumeric(Mat,Mat,Mat); 532 533 PETSC_EXTERN PetscErrorCode MatAXPY(Mat,PetscScalar,Mat,MatStructure); 534 PETSC_EXTERN PetscErrorCode MatAYPX(Mat,PetscScalar,Mat,MatStructure); 535 536 PETSC_EXTERN PetscErrorCode MatScale(Mat,PetscScalar); 537 PETSC_EXTERN PetscErrorCode MatShift(Mat,PetscScalar); 538 539 PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping,ISLocalToGlobalMapping); 540 PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMappingBlock(Mat,ISLocalToGlobalMapping,ISLocalToGlobalMapping); 541 PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping*,ISLocalToGlobalMapping*); 542 PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMappingBlock(Mat,ISLocalToGlobalMapping*,ISLocalToGlobalMapping*); 543 PETSC_EXTERN PetscErrorCode MatGetLayouts(Mat,PetscLayout*,PetscLayout*); 544 PETSC_EXTERN PetscErrorCode MatZeroRowsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 545 PETSC_EXTERN PetscErrorCode MatZeroRowsLocalIS(Mat,IS,PetscScalar,Vec,Vec); 546 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 547 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocalIS(Mat,IS,PetscScalar,Vec,Vec); 548 PETSC_EXTERN PetscErrorCode MatSetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 549 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 550 551 PETSC_EXTERN PetscErrorCode MatStashSetInitialSize(Mat,PetscInt,PetscInt); 552 PETSC_EXTERN PetscErrorCode MatStashGetInfo(Mat,PetscInt*,PetscInt*,PetscInt*,PetscInt*); 553 554 PETSC_EXTERN PetscErrorCode MatInterpolate(Mat,Vec,Vec); 555 PETSC_EXTERN PetscErrorCode MatInterpolateAdd(Mat,Vec,Vec,Vec); 556 PETSC_EXTERN PetscErrorCode MatRestrict(Mat,Vec,Vec); 557 PETSC_EXTERN PetscErrorCode MatGetVecs(Mat,Vec*,Vec*); 558 PETSC_EXTERN PetscErrorCode MatGetRedundantMatrix(Mat,PetscInt,MPI_Comm,MatReuse,Mat*); 559 PETSC_EXTERN PetscErrorCode MatGetMultiProcBlock(Mat,MPI_Comm,MatReuse,Mat*); 560 PETSC_EXTERN PetscErrorCode MatFindZeroDiagonals(Mat,IS*); 561 PETSC_EXTERN PetscErrorCode MatFindOffBlockDiagonalEntries(Mat,IS*); 562 563 /*MC 564 MatSetValue - Set a single entry into a matrix. 565 566 Not collective 567 568 Input Parameters: 569 + m - the matrix 570 . row - the row location of the entry 571 . col - the column location of the entry 572 . value - the value to insert 573 - mode - either INSERT_VALUES or ADD_VALUES 574 575 Notes: 576 For efficiency one should use MatSetValues() and set several or many 577 values simultaneously if possible. 578 579 Level: beginner 580 581 .seealso: MatSetValues(), MatSetValueLocal() 582 M*/ 583 PETSC_STATIC_INLINE PetscErrorCode MatSetValue(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValues(v,1,&i,1,&j,&va,mode);} 584 585 PETSC_STATIC_INLINE PetscErrorCode MatGetValue(Mat v,PetscInt i,PetscInt j,PetscScalar *va) {return MatGetValues(v,1,&i,1,&j,va);} 586 587 PETSC_STATIC_INLINE PetscErrorCode MatSetValueLocal(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValuesLocal(v,1,&i,1,&j,&va,mode);} 588 589 /*MC 590 MatPreallocateInitialize - Begins the block of code that will count the number of nonzeros per 591 row in a matrix providing the data that one can use to correctly preallocate the matrix. 592 593 Synopsis: 594 #include <petscmat.h> 595 PetscErrorCode MatPreallocateInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz) 596 597 Collective on MPI_Comm 598 599 Input Parameters: 600 + comm - the communicator that will share the eventually allocated matrix 601 . nrows - the number of LOCAL rows in the matrix 602 - ncols - the number of LOCAL columns in the matrix 603 604 Output Parameters: 605 + dnz - the array that will be passed to the matrix preallocation routines 606 - ozn - the other array passed to the matrix preallocation routines 607 608 Level: intermediate 609 610 Notes: 611 See Users-Manual: ch_performance for more details. 612 613 Do not malloc or free dnz and onz, that is handled internally by these routines 614 615 Use MatPreallocateInitializeSymmetric() for symmetric matrices (MPISBAIJ matrices) 616 617 This is a MACRO not a function because it has a leading { that is closed by PetscPreallocateFinalize(). 618 619 Concepts: preallocation^Matrix 620 621 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(), 622 MatPreallocateInitializeSymmetric(), MatPreallocateSymmetricSetLocal() 623 M*/ 624 #define MatPreallocateInitialize(comm,nrows,ncols,dnz,onz) 0; \ 625 { \ 626 PetscErrorCode _4_ierr; PetscInt __nrows = (nrows),__ctmp = (ncols),__rstart,__start,__end; \ 627 _4_ierr = PetscCalloc2(__nrows,&dnz,__nrows,&onz);CHKERRQ(_4_ierr); \ 628 __start = 0; __end = __start; \ 629 _4_ierr = MPI_Scan(&__ctmp,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __start = __end - __ctmp;\ 630 _4_ierr = MPI_Scan(&__nrows,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __rstart = __rstart - __nrows; 631 632 /*MC 633 MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be 634 inserted using a local number of the rows and columns 635 636 Synopsis: 637 #include <petscmat.h> 638 PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 639 640 Not Collective 641 642 Input Parameters: 643 + map - the row mapping from local numbering to global numbering 644 . nrows - the number of rows indicated 645 . rows - the indices of the rows 646 . cmap - the column mapping from local to global numbering 647 . ncols - the number of columns in the matrix 648 . cols - the columns indicated 649 . dnz - the array that will be passed to the matrix preallocation routines 650 - ozn - the other array passed to the matrix preallocation routines 651 652 Level: intermediate 653 654 Notes: 655 See Users-Manual: ch_performance for more details. 656 657 Do not malloc or free dnz and onz, that is handled internally by these routines 658 659 Concepts: preallocation^Matrix 660 661 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(), 662 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal() 663 M*/ 664 #define MatPreallocateSetLocal(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \ 665 {\ 666 PetscInt __l;\ 667 _4_ierr = ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\ 668 _4_ierr = ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\ 669 for (__l=0;__l<nrows;__l++) {\ 670 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 671 }\ 672 } 673 674 /*MC 675 MatPreallocateSymmetricSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be 676 inserted using a local number of the rows and columns 677 678 Synopsis: 679 #include <petscmat.h> 680 PetscErrorCode MatPreallocateSymmetricSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 681 682 Not Collective 683 684 Input Parameters: 685 + map - the mapping between local numbering and global numbering 686 . nrows - the number of rows indicated 687 . rows - the indices of the rows 688 . ncols - the number of columns in the matrix 689 . cols - the columns indicated 690 . dnz - the array that will be passed to the matrix preallocation routines 691 - ozn - the other array passed to the matrix preallocation routines 692 693 Level: intermediate 694 695 Notes: 696 See Users-Manual: ch_performance for more details. 697 698 Do not malloc or free dnz and onz that is handled internally by these routines 699 700 Concepts: preallocation^Matrix 701 702 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(), 703 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal() 704 M*/ 705 #define MatPreallocateSymmetricSetLocal(map,nrows,rows,ncols,cols,dnz,onz) 0;\ 706 {\ 707 PetscInt __l;\ 708 _4_ierr = ISLocalToGlobalMappingApply(map,nrows,rows,rows);CHKERRQ(_4_ierr);\ 709 _4_ierr = ISLocalToGlobalMappingApply(map,ncols,cols,cols);CHKERRQ(_4_ierr);\ 710 for (__l=0;__l<nrows;__l++) {\ 711 _4_ierr = MatPreallocateSymmetricSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 712 }\ 713 } 714 715 /*MC 716 MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be 717 inserted using a local number of the rows and columns 718 719 Synopsis: 720 #include <petscmat.h> 721 PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 722 723 Not Collective 724 725 Input Parameters: 726 + row - the row 727 . ncols - the number of columns in the matrix 728 - cols - the columns indicated 729 730 Output Parameters: 731 + dnz - the array that will be passed to the matrix preallocation routines 732 - ozn - the other array passed to the matrix preallocation routines 733 734 Level: intermediate 735 736 Notes: 737 See Users-Manual: ch_performance for more details. 738 739 Do not malloc or free dnz and onz that is handled internally by these routines 740 741 This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize(). 742 743 Concepts: preallocation^Matrix 744 745 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(), 746 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal() 747 M*/ 748 #define MatPreallocateSet(row,nc,cols,dnz,onz) 0;\ 749 { PetscInt __i; \ 750 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);\ 751 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);\ 752 for (__i=0; __i<nc; __i++) {\ 753 if ((cols)[__i] < __start || (cols)[__i] >= __end) onz[row - __rstart]++; \ 754 else dnz[row - __rstart]++;\ 755 }\ 756 } 757 758 /*MC 759 MatPreallocateSymmetricSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be 760 inserted using a local number of the rows and columns 761 762 Synopsis: 763 #include <petscmat.h> 764 PetscErrorCode MatPreallocateSymmetricSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 765 766 Not Collective 767 768 Input Parameters: 769 + nrows - the number of rows indicated 770 . rows - the indices of the rows 771 . ncols - the number of columns in the matrix 772 . cols - the columns indicated 773 . dnz - the array that will be passed to the matrix preallocation routines 774 - ozn - the other array passed to the matrix preallocation routines 775 776 Level: intermediate 777 778 Notes: 779 See Users-Manual: ch_performance for more details. 780 781 Do not malloc or free dnz and onz that is handled internally by these routines 782 783 This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize(). 784 785 Concepts: preallocation^Matrix 786 787 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(), 788 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal() 789 M*/ 790 #define MatPreallocateSymmetricSet(row,nc,cols,dnz,onz) 0;\ 791 { PetscInt __i; \ 792 for (__i=0; __i<nc; __i++) {\ 793 if (cols[__i] >= __end) onz[row - __rstart]++; \ 794 else if (cols[__i] >= row) dnz[row - __rstart]++;\ 795 }\ 796 } 797 798 /*MC 799 MatPreallocateLocation - An alternative to MatPreallocationSet() that puts the nonzero locations into the matrix if it exists 800 801 Synopsis: 802 #include <petscmat.h> 803 PetscErrorCode MatPreallocateLocations(Mat A,PetscInt row,PetscInt ncols,PetscInt *cols,PetscInt *dnz,PetscInt *onz) 804 805 Not Collective 806 807 Input Parameters: 808 . A - matrix 809 . row - row where values exist (must be local to this process) 810 . ncols - number of columns 811 . cols - columns with nonzeros 812 . dnz - the array that will be passed to the matrix preallocation routines 813 - ozn - the other array passed to the matrix preallocation routines 814 815 Level: intermediate 816 817 Notes: 818 See Users-Manual: ch_performance 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 Level: intermediate 847 848 Notes: 849 See Users-Manual: ch_performance for more details. 850 851 Do not malloc or free dnz and onz that is handled internally by these routines 852 853 This is a MACRO not a function because it closes the { started in MatPreallocateInitialize(). 854 855 Concepts: preallocation^Matrix 856 857 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(), 858 MatPreallocateSymmetricSetLocal() 859 M*/ 860 #define MatPreallocateFinalize(dnz,onz) 0;_4_ierr = PetscFree2(dnz,onz);CHKERRQ(_4_ierr);} 861 862 /* Routines unique to particular data structures */ 863 PETSC_EXTERN PetscErrorCode MatShellGetContext(Mat,void *); 864 865 PETSC_EXTERN PetscErrorCode MatInodeAdjustForInodes(Mat,IS*,IS*); 866 PETSC_EXTERN PetscErrorCode MatInodeGetInodeSizes(Mat,PetscInt *,PetscInt *[],PetscInt *); 867 868 PETSC_EXTERN PetscErrorCode MatSeqAIJSetColumnIndices(Mat,PetscInt[]); 869 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetColumnIndices(Mat,PetscInt[]); 870 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 871 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 872 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 873 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJFromTriple(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*,PetscInt,PetscBool); 874 875 #define MAT_SKIP_ALLOCATION -4 876 877 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 878 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 879 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocation(Mat,PetscInt,const PetscInt[]); 880 881 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 882 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 883 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 884 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocationCSR(Mat,const PetscInt [],const PetscInt [],const PetscScalar []); 885 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 886 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocationCSR(Mat,const PetscInt[],const PetscInt[],const PetscScalar[]); 887 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 888 PETSC_EXTERN PetscErrorCode MatMPIAdjSetPreallocation(Mat,PetscInt[],PetscInt[],PetscInt[]); 889 PETSC_EXTERN PetscErrorCode MatMPIDenseSetPreallocation(Mat,PetscScalar[]); 890 PETSC_EXTERN PetscErrorCode MatSeqDenseSetPreallocation(Mat,PetscScalar[]); 891 PETSC_EXTERN PetscErrorCode MatMPIAIJGetSeqAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 892 PETSC_EXTERN PetscErrorCode MatMPIBAIJGetSeqBAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 893 PETSC_EXTERN PetscErrorCode MatMPIAdjCreateNonemptySubcommMat(Mat,Mat*); 894 895 PETSC_EXTERN PetscErrorCode MatSeqDenseSetLDA(Mat,PetscInt); 896 PETSC_EXTERN PetscErrorCode MatDenseGetLocalMatrix(Mat,Mat*); 897 898 PETSC_EXTERN PetscErrorCode MatStoreValues(Mat); 899 PETSC_EXTERN PetscErrorCode MatRetrieveValues(Mat); 900 901 PETSC_EXTERN PetscErrorCode MatDAADSetCtx(Mat,void*); 902 903 PETSC_EXTERN PetscErrorCode MatFindNonzeroRows(Mat,IS*); 904 /* 905 These routines are not usually accessed directly, rather solving is 906 done through the KSP and PC interfaces. 907 */ 908 909 /*J 910 MatOrderingType - String with the name of a PETSc matrix ordering 911 912 Level: beginner 913 914 .seealso: MatGetOrdering() 915 J*/ 916 typedef const char* MatOrderingType; 917 #define MATORDERINGNATURAL "natural" 918 #define MATORDERINGND "nd" 919 #define MATORDERING1WD "1wd" 920 #define MATORDERINGRCM "rcm" 921 #define MATORDERINGQMD "qmd" 922 #define MATORDERINGROWLENGTH "rowlength" 923 #define MATORDERINGWBM "wbm" 924 #define MATORDERINGSPECTRAL "spectral" 925 #define MATORDERINGAMD "amd" /* only works if UMFPACK is installed with PETSc */ 926 927 PETSC_EXTERN PetscErrorCode MatGetOrdering(Mat,MatOrderingType,IS*,IS*); 928 PETSC_EXTERN PetscErrorCode MatGetOrderingList(PetscFunctionList*); 929 PETSC_EXTERN PetscErrorCode MatOrderingRegister(const char[],PetscErrorCode(*)(Mat,MatOrderingType,IS*,IS*)); 930 PETSC_EXTERN PetscErrorCode MatOrderingRegisterAll(void); 931 PETSC_EXTERN PetscBool MatOrderingRegisterAllCalled; 932 PETSC_EXTERN PetscFunctionList MatOrderingList; 933 934 PETSC_EXTERN PetscErrorCode MatReorderForNonzeroDiagonal(Mat,PetscReal,IS,IS); 935 PETSC_EXTERN PetscErrorCode MatCreateLaplacian(Mat,PetscReal,PetscBool,Mat*); 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 /*S 1024 MatColoring - Object for managing the coloring of matrices. 1025 1026 Level: beginner 1027 1028 Concepts: matrix, coloring 1029 1030 .seealso: MatFDColoringCreate() ISColoring MatFDColoring 1031 S*/ 1032 typedef struct _p_MatColoring* MatColoring; 1033 /*J 1034 MatColoringType - String with the name of a PETSc matrix coloring 1035 1036 Level: beginner 1037 1038 .seealso: MatColoringSetType(), MatColoring 1039 J*/ 1040 1041 typedef const char* MatColoringType; 1042 #define MATCOLORINGJP "jp" 1043 #define MATCOLORINGNATURAL "natural" 1044 #define MATCOLORINGSL "sl" 1045 #define MATCOLORINGLF "lf" 1046 #define MATCOLORINGID "id" 1047 #define MATCOLORINGGREEDY "greedy" 1048 1049 /*E 1050 MatColoringWeightType - Type of weight scheme 1051 1052 Not Collective 1053 1054 + MAT_COLORING_RANDOM - Random weights 1055 . MAT_COLORING_LEXICAL - Lexical weighting based upon global numbering. 1056 - MAT_COLORING_LF - Last-first weighting. 1057 1058 Level: intermediate 1059 1060 Any additions/changes here MUST also be made in include/finclude/petscmat.h 1061 1062 .seealso: MatCUSPSetFormat(), MatCUSPFormatOperation 1063 E*/ 1064 typedef enum {MAT_COLORING_WEIGHT_RANDOM,MAT_COLORING_WEIGHT_LEXICAL,MAT_COLORING_WEIGHT_LF,MAT_COLORING_WEIGHT_SL} MatColoringWeightType; 1065 1066 PETSC_EXTERN PetscErrorCode MatColoringCreate(Mat,MatColoring*); 1067 PETSC_EXTERN PetscErrorCode MatColoringGetDegrees(Mat,PetscInt,PetscInt*); 1068 PETSC_EXTERN PetscErrorCode MatColoringDestroy(MatColoring*); 1069 PETSC_EXTERN PetscErrorCode MatColoringView(MatColoring,PetscViewer); 1070 PETSC_EXTERN PetscErrorCode MatColoringSetType(MatColoring,MatColoringType); 1071 PETSC_EXTERN PetscErrorCode MatColoringSetFromOptions(MatColoring); 1072 PETSC_EXTERN PetscErrorCode MatColoringSetDistance(MatColoring,PetscInt); 1073 PETSC_EXTERN PetscErrorCode MatColoringGetDistance(MatColoring,PetscInt*); 1074 PETSC_EXTERN PetscErrorCode MatColoringSetMaxColors(MatColoring,PetscInt); 1075 PETSC_EXTERN PetscErrorCode MatColoringGetMaxColors(MatColoring,PetscInt*); 1076 PETSC_EXTERN PetscErrorCode MatColoringApply(MatColoring,ISColoring*); 1077 PETSC_EXTERN PetscErrorCode MatColoringRegisterAll(void); 1078 PETSC_EXTERN PetscErrorCode MatColoringRegister(const char[],PetscErrorCode(*)(MatColoring)); 1079 PETSC_EXTERN PetscBool MatColoringRegisterAllCalled; 1080 PETSC_EXTERN PetscErrorCode MatColoringPatch(Mat,PetscInt,PetscInt,ISColoringValue[],ISColoring*); 1081 PETSC_EXTERN PetscErrorCode MatColoringSetWeightType(MatColoring,MatColoringWeightType); 1082 PETSC_EXTERN PetscErrorCode MatColoringSetWeights(MatColoring,PetscReal*,PetscInt*); 1083 PETSC_EXTERN PetscErrorCode MatColoringCreateWeights(MatColoring,PetscReal **,PetscInt **lperm); 1084 1085 /*S 1086 MatFDColoring - Object for computing a sparse Jacobian via finite differences 1087 and coloring 1088 1089 Level: beginner 1090 1091 Concepts: coloring, sparse Jacobian, finite differences 1092 1093 .seealso: MatFDColoringCreate() 1094 S*/ 1095 typedef struct _p_MatFDColoring* MatFDColoring; 1096 1097 PETSC_EXTERN PetscErrorCode MatFDColoringCreate(Mat,ISColoring,MatFDColoring *); 1098 PETSC_EXTERN PetscErrorCode MatFDColoringDestroy(MatFDColoring*); 1099 PETSC_EXTERN PetscErrorCode MatFDColoringView(MatFDColoring,PetscViewer); 1100 PETSC_EXTERN PetscErrorCode MatFDColoringSetFunction(MatFDColoring,PetscErrorCode (*)(void),void*); 1101 PETSC_EXTERN PetscErrorCode MatFDColoringGetFunction(MatFDColoring,PetscErrorCode (**)(void),void**); 1102 PETSC_EXTERN PetscErrorCode MatFDColoringSetParameters(MatFDColoring,PetscReal,PetscReal); 1103 PETSC_EXTERN PetscErrorCode MatFDColoringSetFromOptions(MatFDColoring); 1104 PETSC_EXTERN PetscErrorCode MatFDColoringApply(Mat,MatFDColoring,Vec,void *); 1105 PETSC_EXTERN PetscErrorCode MatFDColoringSetF(MatFDColoring,Vec); 1106 PETSC_EXTERN PetscErrorCode MatFDColoringGetPerturbedColumns(MatFDColoring,PetscInt*,PetscInt*[]); 1107 PETSC_EXTERN PetscErrorCode MatFDColoringSetUp(Mat,ISColoring,MatFDColoring); 1108 PETSC_EXTERN PetscErrorCode MatFDColoringSetBlockSize(MatFDColoring,PetscInt,PetscInt); 1109 1110 1111 /*S 1112 MatTransposeColoring - Object for computing a sparse matrix product C=A*B^T via coloring 1113 1114 Level: beginner 1115 1116 Concepts: coloring, sparse matrix product 1117 1118 .seealso: MatTransposeColoringCreate() 1119 S*/ 1120 typedef struct _p_MatTransposeColoring* MatTransposeColoring; 1121 1122 PETSC_EXTERN PetscErrorCode MatTransposeColoringCreate(Mat,ISColoring,MatTransposeColoring *); 1123 PETSC_EXTERN PetscErrorCode MatTransColoringApplySpToDen(MatTransposeColoring,Mat,Mat); 1124 PETSC_EXTERN PetscErrorCode MatTransColoringApplyDenToSp(MatTransposeColoring,Mat,Mat); 1125 PETSC_EXTERN PetscErrorCode MatTransposeColoringDestroy(MatTransposeColoring*); 1126 1127 /* 1128 These routines are for partitioning matrices: currently used only 1129 for adjacency matrix, MatCreateMPIAdj(). 1130 */ 1131 1132 /*S 1133 MatPartitioning - Object for managing the partitioning of a matrix or graph 1134 1135 Level: beginner 1136 1137 Concepts: partitioning 1138 1139 .seealso: MatPartitioningCreate(), MatPartitioningType 1140 S*/ 1141 typedef struct _p_MatPartitioning* MatPartitioning; 1142 1143 /*J 1144 MatPartitioningType - String with the name of a PETSc matrix partitioning 1145 1146 Level: beginner 1147 dm 1148 .seealso: MatPartitioningCreate(), MatPartitioning 1149 J*/ 1150 typedef const char* MatPartitioningType; 1151 #define MATPARTITIONINGCURRENT "current" 1152 #define MATPARTITIONINGSQUARE "square" 1153 #define MATPARTITIONINGPARMETIS "parmetis" 1154 #define MATPARTITIONINGCHACO "chaco" 1155 #define MATPARTITIONINGPARTY "party" 1156 #define MATPARTITIONINGPTSCOTCH "ptscotch" 1157 1158 1159 PETSC_EXTERN PetscErrorCode MatPartitioningCreate(MPI_Comm,MatPartitioning*); 1160 PETSC_EXTERN PetscErrorCode MatPartitioningSetType(MatPartitioning,MatPartitioningType); 1161 PETSC_EXTERN PetscErrorCode MatPartitioningSetNParts(MatPartitioning,PetscInt); 1162 PETSC_EXTERN PetscErrorCode MatPartitioningSetAdjacency(MatPartitioning,Mat); 1163 PETSC_EXTERN PetscErrorCode MatPartitioningSetVertexWeights(MatPartitioning,const PetscInt[]); 1164 PETSC_EXTERN PetscErrorCode MatPartitioningSetPartitionWeights(MatPartitioning,const PetscReal []); 1165 PETSC_EXTERN PetscErrorCode MatPartitioningApply(MatPartitioning,IS*); 1166 PETSC_EXTERN PetscErrorCode MatPartitioningDestroy(MatPartitioning*); 1167 1168 PETSC_EXTERN PetscErrorCode MatPartitioningRegister(const char[],PetscErrorCode (*)(MatPartitioning)); 1169 1170 PETSC_EXTERN PetscBool MatPartitioningRegisterAllCalled; 1171 1172 PETSC_EXTERN PetscErrorCode MatPartitioningRegisterAll(void); 1173 1174 PETSC_EXTERN PetscErrorCode MatPartitioningView(MatPartitioning,PetscViewer); 1175 PETSC_EXTERN PetscErrorCode MatPartitioningSetFromOptions(MatPartitioning); 1176 PETSC_EXTERN PetscErrorCode MatPartitioningGetType(MatPartitioning,MatPartitioningType*); 1177 1178 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetCoarseSequential(MatPartitioning); 1179 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisGetEdgeCut(MatPartitioning, PetscInt *); 1180 1181 typedef enum { MP_CHACO_MULTILEVEL=1,MP_CHACO_SPECTRAL=2,MP_CHACO_LINEAR=4,MP_CHACO_RANDOM=5,MP_CHACO_SCATTERED=6 } MPChacoGlobalType; 1182 PETSC_EXTERN const char *const MPChacoGlobalTypes[]; 1183 typedef enum { MP_CHACO_KERNIGHAN=1,MP_CHACO_NONE=2 } MPChacoLocalType; 1184 PETSC_EXTERN const char *const MPChacoLocalTypes[]; 1185 typedef enum { MP_CHACO_LANCZOS=0,MP_CHACO_RQI=1 } MPChacoEigenType; 1186 PETSC_EXTERN const char *const MPChacoEigenTypes[]; 1187 1188 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetGlobal(MatPartitioning,MPChacoGlobalType); 1189 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetGlobal(MatPartitioning,MPChacoGlobalType*); 1190 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetLocal(MatPartitioning,MPChacoLocalType); 1191 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetLocal(MatPartitioning,MPChacoLocalType*); 1192 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetCoarseLevel(MatPartitioning,PetscReal); 1193 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning,MPChacoEigenType); 1194 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenSolver(MatPartitioning,MPChacoEigenType*); 1195 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenTol(MatPartitioning,PetscReal); 1196 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenTol(MatPartitioning,PetscReal*); 1197 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning,PetscInt); 1198 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenNumber(MatPartitioning,PetscInt*); 1199 1200 #define MP_PARTY_OPT "opt" 1201 #define MP_PARTY_LIN "lin" 1202 #define MP_PARTY_SCA "sca" 1203 #define MP_PARTY_RAN "ran" 1204 #define MP_PARTY_GBF "gbf" 1205 #define MP_PARTY_GCF "gcf" 1206 #define MP_PARTY_BUB "bub" 1207 #define MP_PARTY_DEF "def" 1208 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetGlobal(MatPartitioning,const char*); 1209 #define MP_PARTY_HELPFUL_SETS "hs" 1210 #define MP_PARTY_KERNIGHAN_LIN "kl" 1211 #define MP_PARTY_NONE "no" 1212 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetLocal(MatPartitioning,const char*); 1213 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetCoarseLevel(MatPartitioning,PetscReal); 1214 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetBipart(MatPartitioning,PetscBool); 1215 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetMatchOptimization(MatPartitioning,PetscBool); 1216 1217 typedef enum { MP_PTSCOTCH_QUALITY,MP_PTSCOTCH_SPEED,MP_PTSCOTCH_BALANCE,MP_PTSCOTCH_SAFETY,MP_PTSCOTCH_SCALABILITY } MPPTScotchStrategyType; 1218 PETSC_EXTERN const char *const MPPTScotchStrategyTypes[]; 1219 1220 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetImbalance(MatPartitioning,PetscReal); 1221 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetImbalance(MatPartitioning,PetscReal*); 1222 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetStrategy(MatPartitioning,MPPTScotchStrategyType); 1223 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetStrategy(MatPartitioning,MPPTScotchStrategyType*); 1224 1225 /* 1226 These routines are for coarsening matrices: 1227 */ 1228 1229 /*S 1230 MatCoarsen - Object for managing the coarsening of a graph (symmetric matrix) 1231 1232 Level: beginner 1233 1234 Concepts: coarsen 1235 1236 .seealso: MatCoarsenCreate), MatCoarsenType 1237 S*/ 1238 typedef struct _p_MatCoarsen* MatCoarsen; 1239 1240 /*J 1241 MatCoarsenType - String with the name of a PETSc matrix coarsen 1242 1243 Level: beginner 1244 1245 .seealso: MatCoarsenCreate(), MatCoarsen 1246 J*/ 1247 typedef const char* MatCoarsenType; 1248 #define MATCOARSENMIS "mis" 1249 #define MATCOARSENHEM "hem" 1250 1251 /* linked list for aggregates */ 1252 typedef struct _PetscCDIntNd{ 1253 struct _PetscCDIntNd *next; 1254 PetscInt gid; 1255 }PetscCDIntNd; 1256 1257 /* only used by node pool */ 1258 typedef struct _PetscCDArrNd{ 1259 struct _PetscCDArrNd *next; 1260 struct _PetscCDIntNd *array; 1261 }PetscCDArrNd; 1262 1263 typedef struct _PetscCoarsenData{ 1264 PetscCDArrNd pool_list; /* node pool */ 1265 PetscCDIntNd *new_node; 1266 PetscInt new_left; 1267 PetscInt chk_sz; 1268 PetscCDIntNd *extra_nodes; 1269 PetscCDIntNd **array; /* Array of lists */ 1270 PetscInt size; 1271 Mat mat; /* cache a Mat for communication data */ 1272 }PetscCoarsenData; 1273 1274 PETSC_EXTERN PetscErrorCode MatCoarsenCreate(MPI_Comm,MatCoarsen*); 1275 PETSC_EXTERN PetscErrorCode MatCoarsenSetType(MatCoarsen,MatCoarsenType); 1276 PETSC_EXTERN PetscErrorCode MatCoarsenSetAdjacency(MatCoarsen,Mat); 1277 PETSC_EXTERN PetscErrorCode MatCoarsenSetGreedyOrdering(MatCoarsen,const IS); 1278 PETSC_EXTERN PetscErrorCode MatCoarsenSetStrictAggs(MatCoarsen,PetscBool); 1279 PETSC_EXTERN PetscErrorCode MatCoarsenSetVerbose(MatCoarsen,PetscInt); 1280 PETSC_EXTERN PetscErrorCode MatCoarsenGetData( MatCoarsen, PetscCoarsenData ** ); 1281 PETSC_EXTERN PetscErrorCode MatCoarsenApply(MatCoarsen); 1282 PETSC_EXTERN PetscErrorCode MatCoarsenDestroy(MatCoarsen*); 1283 1284 PETSC_EXTERN PetscErrorCode MatCoarsenRegister(const char[],PetscErrorCode (*)(MatCoarsen)); 1285 1286 PETSC_EXTERN PetscBool MatCoarsenRegisterAllCalled; 1287 1288 PETSC_EXTERN PetscErrorCode MatCoarsenRegisterAll(void); 1289 1290 PETSC_EXTERN PetscErrorCode MatCoarsenView(MatCoarsen,PetscViewer); 1291 PETSC_EXTERN PetscErrorCode MatCoarsenSetFromOptions(MatCoarsen); 1292 PETSC_EXTERN PetscErrorCode MatCoarsenGetType(MatCoarsen,MatCoarsenType*); 1293 PETSC_STATIC_INLINE PetscErrorCode MatCoarsenViewFromOptions(MatCoarsen A,const char prefix[],const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,prefix,name);} 1294 1295 PETSC_EXTERN PetscErrorCode MatMeshToVertexGraph(Mat,PetscInt,Mat*); 1296 PETSC_EXTERN PetscErrorCode MatMeshToCellGraph(Mat,PetscInt,Mat*); 1297 1298 /* 1299 If you add entries here you must also add them to finclude/petscmat.h 1300 */ 1301 typedef enum { MATOP_SET_VALUES=0, 1302 MATOP_GET_ROW=1, 1303 MATOP_RESTORE_ROW=2, 1304 MATOP_MULT=3, 1305 MATOP_MULT_ADD=4, 1306 MATOP_MULT_TRANSPOSE=5, 1307 MATOP_MULT_TRANSPOSE_ADD=6, 1308 MATOP_SOLVE=7, 1309 MATOP_SOLVE_ADD=8, 1310 MATOP_SOLVE_TRANSPOSE=9, 1311 MATOP_SOLVE_TRANSPOSE_ADD=10, 1312 MATOP_LUFACTOR=11, 1313 MATOP_CHOLESKYFACTOR=12, 1314 MATOP_SOR=13, 1315 MATOP_TRANSPOSE=14, 1316 MATOP_GETINFO=15, 1317 MATOP_EQUAL=16, 1318 MATOP_GET_DIAGONAL=17, 1319 MATOP_DIAGONAL_SCALE=18, 1320 MATOP_NORM=19, 1321 MATOP_ASSEMBLY_BEGIN=20, 1322 MATOP_ASSEMBLY_END=21, 1323 MATOP_SET_OPTION=22, 1324 MATOP_ZERO_ENTRIES=23, 1325 MATOP_ZERO_ROWS=24, 1326 MATOP_LUFACTOR_SYMBOLIC=25, 1327 MATOP_LUFACTOR_NUMERIC=26, 1328 MATOP_CHOLESKY_FACTOR_SYMBOLIC=27, 1329 MATOP_CHOLESKY_FACTOR_NUMERIC=28, 1330 MATOP_SETUP_PREALLOCATION=29, 1331 MATOP_ILUFACTOR_SYMBOLIC=30, 1332 MATOP_ICCFACTOR_SYMBOLIC=31, 1333 /* MATOP_PLACEHOLDER_32=32, */ 1334 /* MATOP_PLACEHOLDER_33=33, */ 1335 MATOP_DUPLICATE=34, 1336 MATOP_FORWARD_SOLVE=35, 1337 MATOP_BACKWARD_SOLVE=36, 1338 MATOP_ILUFACTOR=37, 1339 MATOP_ICCFACTOR=38, 1340 MATOP_AXPY=39, 1341 MATOP_GET_SUBMATRICES=40, 1342 MATOP_INCREASE_OVERLAP=41, 1343 MATOP_GET_VALUES=42, 1344 MATOP_COPY=43, 1345 MATOP_GET_ROW_MAX=44, 1346 MATOP_SCALE=45, 1347 MATOP_SHIFT=46, 1348 MATOP_DIAGONAL_SET=47, 1349 MATOP_ZERO_ROWS_COLUMNS=48, 1350 MATOP_SET_RANDOM=49, 1351 MATOP_GET_ROW_IJ=50, 1352 MATOP_RESTORE_ROW_IJ=51, 1353 MATOP_GET_COLUMN_IJ=52, 1354 MATOP_RESTORE_COLUMN_IJ=53, 1355 MATOP_FDCOLORING_CREATE=54, 1356 MATOP_COLORING_PATCH=55, 1357 MATOP_SET_UNFACTORED=56, 1358 MATOP_PERMUTE=57, 1359 MATOP_SET_VALUES_BLOCKED=58, 1360 MATOP_GET_SUBMATRIX=59, 1361 MATOP_DESTROY=60, 1362 MATOP_VIEW=61, 1363 MATOP_CONVERT_FROM=62, 1364 MATOP_MATMAT_MULT=63, 1365 MATOP_MATMAT_MULT_SYMBOLIC=64, 1366 MATOP_MATMAT_MULT_NUMERIC=65, 1367 MATOP_SET_LOCAL_TO_GLOBAL_MAP=66, 1368 MATOP_SET_VALUES_LOCAL=67, 1369 MATOP_ZERO_ROWS_LOCAL=68, 1370 MATOP_GET_ROW_MAX_ABS=69, 1371 MATOP_GET_ROW_MIN_ABS=70, 1372 MATOP_CONVERT=71, 1373 MATOP_SET_COLORING=72, 1374 /* MATOP_PLACEHOLDER_73=73, */ 1375 MATOP_SET_VALUES_ADIFOR=74, 1376 MATOP_FD_COLORING_APPLY=75, 1377 MATOP_SET_FROM_OPTIONS=76, 1378 MATOP_MULT_CONSTRAINED=77, 1379 MATOP_MULT_TRANSPOSE_CONSTRAIN=78, 1380 MATOP_FIND_ZERO_DIAGONALS=79, 1381 MATOP_MULT_MULTIPLE=80, 1382 MATOP_SOLVE_MULTIPLE=81, 1383 MATOP_GET_INERTIA=82, 1384 MATOP_LOAD=83, 1385 MATOP_IS_SYMMETRIC=84, 1386 MATOP_IS_HERMITIAN=85, 1387 MATOP_IS_STRUCTURALLY_SYMMETRIC=86, 1388 MATOP_SET_VALUES_BLOCKEDLOCAL=87, 1389 MATOP_GET_VECS=88, 1390 MATOP_MAT_MULT=89, 1391 MATOP_MAT_MULT_SYMBOLIC=90, 1392 MATOP_MAT_MULT_NUMERIC=91, 1393 MATOP_PTAP=92, 1394 MATOP_PTAP_SYMBOLIC=93, 1395 MATOP_PTAP_NUMERIC=94, 1396 MATOP_MAT_TRANSPOSE_MULT=95, 1397 MATOP_MAT_TRANSPOSE_MULT_SYMBO=96, 1398 MATOP_MAT_TRANSPOSE_MULT_NUMER=97, 1399 /* MATOP_PLACEHOLDER_98=98, */ 1400 /* MATOP_PLACEHOLDER_99=99, */ 1401 /* MATOP_PLACEHOLDER_100=100, */ 1402 /* MATOP_PLACEHOLDER_101=101, */ 1403 MATOP_CONJUGATE=102, 1404 /* MATOP_PLACEHOLDER_103=103, */ 1405 MATOP_SET_VALUES_ROW=104, 1406 MATOP_REAL_PART=105, 1407 MATOP_IMAGINARY_PART=106, 1408 MATOP_GET_ROW_UPPER_TRIANGULAR=107, 1409 MATOP_RESTORE_ROW_UPPER_TRIANG=108, 1410 MATOP_MAT_SOLVE=109, 1411 MATOP_GET_REDUNDANT_MATRIX=110, 1412 MATOP_GET_ROW_MIN=111, 1413 MATOP_GET_COLUMN_VECTOR=112, 1414 MATOP_MISSING_DIAGONAL=113, 1415 MATOP_GET_SEQ_NONZERO_STRUCTUR=114, 1416 MATOP_CREATE=115, 1417 MATOP_GET_GHOSTS=116, 1418 MATOP_GET_LOCAL_SUB_MATRIX=117, 1419 MATOP_RESTORE_LOCALSUB_MATRIX=118, 1420 MATOP_MULT_DIAGONAL_BLOCK=119, 1421 MATOP_HERMITIAN_TRANSPOSE=120, 1422 MATOP_MULT_HERMITIAN_TRANSPOSE=121, 1423 MATOP_MULT_HERMITIAN_TRANS_ADD=122, 1424 MATOP_GET_MULTI_PROC_BLOCK=123, 1425 MATOP_FIND_NONZERO_ROWS=124, 1426 MATOP_GET_COLUMN_NORMS=125, 1427 MATOP_INVERT_BLOCK_DIAGONAL=126, 1428 /* MATOP_PLACEHOLDER_127=127, */ 1429 MATOP_GET_SUB_MATRICES_PARALLE=128, 1430 MATOP_SET_VALUES_BATCH=129, 1431 MATOP_TRANSPOSE_MAT_MULT=130, 1432 MATOP_TRANSPOSE_MAT_MULT_SYMBO=131, 1433 MATOP_TRANSPOSE_MAT_MULT_NUMER=132, 1434 MATOP_TRANSPOSE_COLORING_CREAT=133, 1435 MATOP_TRANS_COLORING_APPLY_SPT=134, 1436 MATOP_TRANS_COLORING_APPLY_DEN=135, 1437 MATOP_RART=136, 1438 MATOP_RART_SYMBOLIC=137, 1439 MATOP_RART_NUMERIC=138, 1440 MATOP_SET_BLOCK_SIZES=139, 1441 MATOP_AYPX=140, 1442 MATOP_RESIDUAL=141, 1443 MATOP_FDCOLORING_SETUP= 142 1444 } MatOperation; 1445 PETSC_EXTERN PetscErrorCode MatHasOperation(Mat,MatOperation,PetscBool *); 1446 PETSC_EXTERN PetscErrorCode MatShellSetOperation(Mat,MatOperation,void(*)(void)); 1447 PETSC_EXTERN PetscErrorCode MatShellGetOperation(Mat,MatOperation,void(**)(void)); 1448 PETSC_EXTERN PetscErrorCode MatShellSetContext(Mat,void*); 1449 1450 /* 1451 Codes for matrices stored on disk. By default they are 1452 stored in a universal format. By changing the format with 1453 PetscViewerSetFormat(viewer,PETSC_VIEWER_NATIVE); the matrices will 1454 be stored in a way natural for the matrix, for example dense matrices 1455 would be stored as dense. Matrices stored this way may only be 1456 read into matrices of the same type. 1457 */ 1458 #define MATRIX_BINARY_FORMAT_DENSE -1 1459 1460 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetHashTableFactor(Mat,PetscReal); 1461 PETSC_EXTERN PetscErrorCode MatISGetLocalMat(Mat,Mat*); 1462 PETSC_EXTERN PetscErrorCode MatISSetLocalMat(Mat,Mat); 1463 1464 /*S 1465 MatNullSpace - Object that removes a null space from a vector, i.e. 1466 orthogonalizes the vector to a subsapce 1467 1468 Level: advanced 1469 1470 Concepts: matrix; linear operator, null space 1471 1472 Users manual sections: 1473 . sec_singular 1474 1475 .seealso: MatNullSpaceCreate() 1476 S*/ 1477 typedef struct _p_MatNullSpace* MatNullSpace; 1478 1479 PETSC_EXTERN PetscErrorCode MatNullSpaceCreate(MPI_Comm,PetscBool ,PetscInt,const Vec[],MatNullSpace*); 1480 PETSC_EXTERN PetscErrorCode MatNullSpaceSetFunction(MatNullSpace,PetscErrorCode (*)(MatNullSpace,Vec,void*),void*); 1481 PETSC_EXTERN PetscErrorCode MatNullSpaceDestroy(MatNullSpace*); 1482 PETSC_EXTERN PetscErrorCode MatNullSpaceRemove(MatNullSpace,Vec); 1483 PETSC_EXTERN PetscErrorCode MatGetNullSpace(Mat, MatNullSpace *); 1484 PETSC_EXTERN PetscErrorCode MatSetNullSpace(Mat,MatNullSpace); 1485 PETSC_EXTERN PetscErrorCode MatSetNearNullSpace(Mat,MatNullSpace); 1486 PETSC_EXTERN PetscErrorCode MatGetNearNullSpace(Mat,MatNullSpace*); 1487 PETSC_EXTERN PetscErrorCode MatNullSpaceTest(MatNullSpace,Mat,PetscBool *); 1488 PETSC_EXTERN PetscErrorCode MatNullSpaceView(MatNullSpace,PetscViewer); 1489 PETSC_EXTERN PetscErrorCode MatNullSpaceGetVecs(MatNullSpace,PetscBool*,PetscInt*,const Vec**); 1490 PETSC_EXTERN PetscErrorCode MatNullSpaceCreateRigidBody(Vec,MatNullSpace*); 1491 1492 PETSC_EXTERN PetscErrorCode MatReorderingSeqSBAIJ(Mat,IS); 1493 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetHashTableFactor(Mat,PetscReal); 1494 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetColumnIndices(Mat,PetscInt *); 1495 PETSC_EXTERN PetscErrorCode MatSeqBAIJInvertBlockDiagonal(Mat); 1496 1497 PETSC_EXTERN PetscErrorCode MatCreateMAIJ(Mat,PetscInt,Mat*); 1498 PETSC_EXTERN PetscErrorCode MatMAIJRedimension(Mat,PetscInt,Mat*); 1499 PETSC_EXTERN PetscErrorCode MatMAIJGetAIJ(Mat,Mat*); 1500 1501 PETSC_EXTERN PetscErrorCode MatComputeExplicitOperator(Mat,Mat*); 1502 1503 PETSC_EXTERN PetscErrorCode MatDiagonalScaleLocal(Mat,Vec); 1504 1505 PETSC_EXTERN PetscErrorCode MatCreateMFFD(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,Mat*); 1506 PETSC_EXTERN PetscErrorCode MatMFFDSetBase(Mat,Vec,Vec); 1507 PETSC_EXTERN PetscErrorCode MatMFFDSetFunction(Mat,PetscErrorCode(*)(void*,Vec,Vec),void*); 1508 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioni(Mat,PetscErrorCode (*)(void*,PetscInt,Vec,PetscScalar*)); 1509 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioniBase(Mat,PetscErrorCode (*)(void*,Vec)); 1510 PETSC_EXTERN PetscErrorCode MatMFFDAddNullSpace(Mat,MatNullSpace); 1511 PETSC_EXTERN PetscErrorCode MatMFFDSetHHistory(Mat,PetscScalar[],PetscInt); 1512 PETSC_EXTERN PetscErrorCode MatMFFDResetHHistory(Mat); 1513 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctionError(Mat,PetscReal); 1514 PETSC_EXTERN PetscErrorCode MatMFFDSetPeriod(Mat,PetscInt); 1515 PETSC_EXTERN PetscErrorCode MatMFFDGetH(Mat,PetscScalar *); 1516 PETSC_EXTERN PetscErrorCode MatMFFDSetOptionsPrefix(Mat,const char[]); 1517 PETSC_EXTERN PetscErrorCode MatMFFDCheckPositivity(void*,Vec,Vec,PetscScalar*); 1518 PETSC_EXTERN PetscErrorCode MatMFFDSetCheckh(Mat,PetscErrorCode (*)(void*,Vec,Vec,PetscScalar*),void*); 1519 1520 /*S 1521 MatMFFD - A data structured used to manage the computation of the h differencing parameter for matrix-free 1522 Jacobian vector products 1523 1524 Notes: MATMFFD is a specific MatType which uses the MatMFFD data structure 1525 1526 MatMFFD*() methods actually take the Mat as their first argument. Not a MatMFFD data structure 1527 1528 Level: developer 1529 1530 .seealso: MATMFFD, MatCreateMFFD(), MatMFFDSetFuction(), MatMFFDSetType(), MatMFFDRegister() 1531 S*/ 1532 typedef struct _p_MatMFFD* MatMFFD; 1533 1534 /*J 1535 MatMFFDType - algorithm used to compute the h used in computing matrix-vector products via differencing of the function 1536 1537 Level: beginner 1538 1539 .seealso: MatMFFDSetType(), MatMFFDRegister() 1540 J*/ 1541 typedef const char* MatMFFDType; 1542 #define MATMFFD_DS "ds" 1543 #define MATMFFD_WP "wp" 1544 1545 PETSC_EXTERN PetscErrorCode MatMFFDSetType(Mat,MatMFFDType); 1546 PETSC_EXTERN PetscErrorCode MatMFFDRegister(const char[],PetscErrorCode (*)(MatMFFD)); 1547 1548 PETSC_EXTERN PetscErrorCode MatMFFDRegisterAll(void); 1549 PETSC_EXTERN PetscErrorCode MatMFFDDSSetUmin(Mat,PetscReal); 1550 PETSC_EXTERN PetscErrorCode MatMFFDWPSetComputeNormU(Mat,PetscBool ); 1551 1552 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *); 1553 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *); 1554 1555 /* 1556 PETSc interface to MUMPS 1557 */ 1558 #ifdef PETSC_HAVE_MUMPS 1559 PETSC_EXTERN PetscErrorCode MatMumpsSetIcntl(Mat,PetscInt,PetscInt); 1560 PETSC_EXTERN PetscErrorCode MatMumpsSetCntl(Mat,PetscInt,PetscReal); 1561 #endif 1562 1563 /* 1564 PETSc interface to SUPERLU 1565 */ 1566 #ifdef PETSC_HAVE_SUPERLU 1567 PETSC_EXTERN PetscErrorCode MatSuperluSetILUDropTol(Mat,PetscReal); 1568 #endif 1569 1570 #ifdef PETSC_HAVE_CUDA 1571 /*E 1572 MatCUSPARSEStorageFormat - indicates the storage format for CUSPARSE (GPU) 1573 matrices. 1574 1575 Not Collective 1576 1577 + MAT_CUSPARSE_CSR - Compressed Sparse Row 1578 . MAT_CUSPARSE_ELL - Ellpack (requires CUDA 4.2 or later). 1579 - MAT_CUSPARSE_HYB - Hybrid, a combination of Ellpack and Coordinate format (requires CUDA 4.2 or later). 1580 1581 Level: intermediate 1582 1583 Any additions/changes here MUST also be made in include/finclude/petscmat.h 1584 1585 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEFormatOperation 1586 E*/ 1587 1588 typedef enum {MAT_CUSPARSE_CSR, MAT_CUSPARSE_ELL, MAT_CUSPARSE_HYB} MatCUSPARSEStorageFormat; 1589 1590 /* these will be strings associated with enumerated type defined above */ 1591 PETSC_EXTERN const char *const MatCUSPARSEStorageFormats[]; 1592 1593 /*E 1594 MatCUSPARSEFormatOperation - indicates the operation of CUSPARSE (GPU) 1595 matrices whose operation should use a particular storage format. 1596 1597 Not Collective 1598 1599 + MAT_CUSPARSE_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult 1600 . MAT_CUSPARSE_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult 1601 . MAT_CUSPARSE_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult 1602 - MAT_CUSPARSE_ALL - sets the storage format for all CUSPARSE (GPU) matrices 1603 1604 Level: intermediate 1605 1606 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEStorageFormat 1607 E*/ 1608 typedef enum {MAT_CUSPARSE_MULT_DIAG, MAT_CUSPARSE_MULT_OFFDIAG, MAT_CUSPARSE_MULT, MAT_CUSPARSE_ALL} MatCUSPARSEFormatOperation; 1609 1610 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1611 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1612 PETSC_EXTERN PetscErrorCode MatCUSPARSESetFormat(Mat,MatCUSPARSEFormatOperation,MatCUSPARSEStorageFormat); 1613 #endif 1614 1615 #if defined(PETSC_HAVE_CUSP) 1616 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSP(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1617 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSP(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1618 1619 /*E 1620 MatCUSPStorageFormat - indicates the storage format for CUSP (GPU) 1621 matrices. 1622 1623 Not Collective 1624 1625 + MAT_CUSP_CSR - Compressed Sparse Row 1626 . MAT_CUSP_DIA - Diagonal 1627 - MAT_CUSP_ELL - Ellpack 1628 1629 Level: intermediate 1630 1631 Any additions/changes here MUST also be made in include/finclude/petscmat.h 1632 1633 .seealso: MatCUSPSetFormat(), MatCUSPFormatOperation 1634 E*/ 1635 typedef enum {MAT_CUSP_CSR, MAT_CUSP_DIA, MAT_CUSP_ELL} MatCUSPStorageFormat; 1636 1637 /* these will be strings associated with enumerated type defined above */ 1638 PETSC_EXTERN const char *const MatCUSPStorageFormats[]; 1639 1640 /*E 1641 MatCUSPFormatOperation - indicates the operation of CUSP (GPU) 1642 matrices whose operation should use a particular storage format. 1643 1644 Not Collective 1645 1646 + MAT_CUSP_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult 1647 . MAT_CUSP_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult 1648 . MAT_CUSP_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult 1649 - MAT_CUSP_ALL - sets the storage format for all CUSP (GPU) matrices 1650 1651 Level: intermediate 1652 1653 Any additions/changes here MUST also be made in include/finclude/petscmat.h 1654 1655 .seealso: MatCUSPSetFormat(), MatCUSPStorageFormat 1656 E*/ 1657 typedef enum {MAT_CUSP_MULT_DIAG, MAT_CUSP_MULT_OFFDIAG, MAT_CUSP_MULT, MAT_CUSP_ALL} MatCUSPFormatOperation; 1658 1659 PETSC_EXTERN PetscErrorCode MatCUSPSetFormat(Mat,MatCUSPFormatOperation,MatCUSPStorageFormat); 1660 #endif 1661 1662 #if defined(PETSC_HAVE_VIENNACL) 1663 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1664 PETSC_EXTERN PetscErrorCode MatCreateAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1665 #endif 1666 1667 /* 1668 PETSc interface to FFTW 1669 */ 1670 #if defined(PETSC_HAVE_FFTW) 1671 PETSC_EXTERN PetscErrorCode VecScatterPetscToFFTW(Mat,Vec,Vec); 1672 PETSC_EXTERN PetscErrorCode VecScatterFFTWToPetsc(Mat,Vec,Vec); 1673 PETSC_EXTERN PetscErrorCode MatGetVecsFFTW(Mat,Vec*,Vec*,Vec*); 1674 #endif 1675 1676 #if defined(PETSC_HAVE_ELEMENTAL) 1677 PETSC_EXTERN PetscErrorCode PetscElementalInitializePackage(void); 1678 PETSC_EXTERN PetscErrorCode PetscElementalFinalizePackage(void); 1679 #endif 1680 1681 PETSC_EXTERN PetscErrorCode MatCreateNest(MPI_Comm,PetscInt,const IS[],PetscInt,const IS[],const Mat[],Mat*); 1682 PETSC_EXTERN PetscErrorCode MatNestGetSize(Mat,PetscInt*,PetscInt*); 1683 PETSC_EXTERN PetscErrorCode MatNestGetISs(Mat,IS[],IS[]); 1684 PETSC_EXTERN PetscErrorCode MatNestGetLocalISs(Mat,IS[],IS[]); 1685 PETSC_EXTERN PetscErrorCode MatNestGetSubMats(Mat,PetscInt*,PetscInt*,Mat***); 1686 PETSC_EXTERN PetscErrorCode MatNestGetSubMat(Mat,PetscInt,PetscInt,Mat*); 1687 PETSC_EXTERN PetscErrorCode MatNestSetVecType(Mat,VecType); 1688 PETSC_EXTERN PetscErrorCode MatNestSetSubMats(Mat,PetscInt,const IS[],PetscInt,const IS[],const Mat[]); 1689 PETSC_EXTERN PetscErrorCode MatNestSetSubMat(Mat,PetscInt,PetscInt,Mat); 1690 1691 PETSC_EXTERN PetscErrorCode MatChop(Mat,PetscReal); 1692 PETSC_EXTERN PetscErrorCode MatComputeBandwidth(Mat,PetscReal,PetscInt*); 1693 1694 #endif 1695