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 MATMPIAIJ "mpiaij" 36 #define MATAIJCRL "aijcrl" 37 #define MATSEQAIJCRL "seqaijcrl" 38 #define MATMPIAIJCRL "mpiaijcrl" 39 #define MATAIJCUSP "aijcusp" 40 #define MATSEQAIJCUSP "seqaijcusp" 41 #define MATMPIAIJCUSP "mpiaijcusp" 42 #define MATAIJCUSPARSE "aijcusparse" 43 #define MATSEQAIJCUSPARSE "seqaijcusparse" 44 #define MATMPIAIJCUSPARSE "mpiaijcusparse" 45 #define MATAIJVIENNACL "aijviennacl" 46 #define MATSEQAIJVIENNACL "seqaijviennacl" 47 #define MATMPIAIJVIENNACL "mpiaijviennacl" 48 #define MATAIJPERM "aijperm" 49 #define MATSEQAIJPERM "seqaijperm" 50 #define MATMPIAIJPERM "mpiaijperm" 51 #define MATSHELL "shell" 52 #define MATDENSE "dense" 53 #define MATSEQDENSE "seqdense" 54 #define MATMPIDENSE "mpidense" 55 #define MATELEMENTAL "elemental" 56 #define MATBAIJ "baij" 57 #define MATSEQBAIJ "seqbaij" 58 #define MATMPIBAIJ "mpibaij" 59 #define MATMPIADJ "mpiadj" 60 #define MATSBAIJ "sbaij" 61 #define MATSEQSBAIJ "seqsbaij" 62 #define MATMPISBAIJ "mpisbaij" 63 #define MATDAAD "daad" 64 #define MATMFFD "mffd" 65 #define MATNORMAL "normal" 66 #define MATNORMALHERMITIAN "normalh" 67 #define MATLRC "lrc" 68 #define MATSCATTER "scatter" 69 #define MATBLOCKMAT "blockmat" 70 #define MATCOMPOSITE "composite" 71 #define MATFFT "fft" 72 #define MATFFTW "fftw" 73 #define MATSEQCUFFT "seqcufft" 74 #define MATTRANSPOSEMAT "transpose" 75 #define MATSCHURCOMPLEMENT "schurcomplement" 76 #define MATPYTHON "python" 77 #define MATHYPRESTRUCT "hyprestruct" 78 #define MATHYPRESSTRUCT "hypresstruct" 79 #define MATSUBMATRIX "submatrix" 80 #define MATLOCALREF "localref" 81 #define MATNEST "nest" 82 #define MATPREALLOCATOR "preallocator" 83 84 /*J 85 MatSolverPackage - String with the name of a PETSc matrix solver type. 86 87 For example: "petsc" indicates what PETSc provides, "superlu_dist" the parallel SuperLU_DIST package etc 88 89 Level: beginner 90 91 .seealso: MatGetFactor(), Mat, MatSetType(), MatType 92 J*/ 93 #define MatSolverPackage char* 94 #define MATSOLVERSUPERLU "superlu" 95 #define MATSOLVERSUPERLU_DIST "superlu_dist" 96 #define MATSOLVERSTRUMPACK "strumpack" 97 #define MATSOLVERUMFPACK "umfpack" 98 #define MATSOLVERCHOLMOD "cholmod" 99 #define MATSOLVERKLU "klu" 100 #define MATSOLVERCLIQUE "clique" 101 #define MATSOLVERELEMENTAL "elemental" 102 #define MATSOLVERESSL "essl" 103 #define MATSOLVERLUSOL "lusol" 104 #define MATSOLVERMUMPS "mumps" 105 #define MATSOLVERMKL_PARDISO "mkl_pardiso" 106 #define MATSOLVERMKL_CPARDISO "mkl_cpardiso" 107 #define MATSOLVERPASTIX "pastix" 108 #define MATSOLVERMATLAB "matlab" 109 #define MATSOLVERPETSC "petsc" 110 #define MATSOLVERBAS "bas" 111 #define MATSOLVERCUSPARSE "cusparse" 112 113 /*E 114 MatFactorType - indicates what type of factorization is requested 115 116 Level: beginner 117 118 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 119 120 .seealso: MatSolverPackage, MatGetFactor() 121 E*/ 122 typedef enum {MAT_FACTOR_NONE, MAT_FACTOR_LU, MAT_FACTOR_CHOLESKY, MAT_FACTOR_ILU, MAT_FACTOR_ICC,MAT_FACTOR_ILUDT} MatFactorType; 123 PETSC_EXTERN const char *const MatFactorTypes[]; 124 125 PETSC_EXTERN PetscErrorCode MatGetFactor(Mat,const MatSolverPackage,MatFactorType,Mat*); 126 PETSC_EXTERN PetscErrorCode MatGetFactorAvailable(Mat,const MatSolverPackage,MatFactorType,PetscBool *); 127 PETSC_EXTERN PetscErrorCode MatFactorGetSolverPackage(Mat,const MatSolverPackage*); 128 PETSC_EXTERN PetscErrorCode MatGetFactorType(Mat,MatFactorType*); 129 PETSC_EXTERN PetscErrorCode MatSolverPackageRegister(const MatSolverPackage,const MatType,MatFactorType,PetscErrorCode(*)(Mat,MatFactorType,Mat*)); 130 PETSC_EXTERN PetscErrorCode MatSolverPackageGet(const MatSolverPackage,const MatType,MatFactorType,PetscBool*,PetscBool*,PetscErrorCode (**)(Mat,MatFactorType,Mat*)); 131 132 /* Logging support */ 133 #define MAT_FILE_CLASSID 1211216 /* used to indicate matrices in binary files */ 134 PETSC_EXTERN PetscClassId MAT_CLASSID; 135 PETSC_EXTERN PetscClassId MAT_COLORING_CLASSID; 136 PETSC_EXTERN PetscClassId MAT_FDCOLORING_CLASSID; 137 PETSC_EXTERN PetscClassId MAT_TRANSPOSECOLORING_CLASSID; 138 PETSC_EXTERN PetscClassId MAT_PARTITIONING_CLASSID; 139 PETSC_EXTERN PetscClassId MAT_COARSEN_CLASSID; 140 PETSC_EXTERN PetscClassId MAT_NULLSPACE_CLASSID; 141 PETSC_EXTERN PetscClassId MATMFFD_CLASSID; 142 143 /*E 144 MatReuse - Indicates if matrices obtained from a previous call to MatGetSubMatrices() 145 or MatGetSubMatrix() are to be reused to store the new matrix values. For MatConvert() is used to indicate 146 that the input matrix is to be replaced with the converted matrix. 147 148 Level: beginner 149 150 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 151 152 .seealso: MatGetSubMatrices(), MatGetSubMatrix(), MatDestroyMatrices(), MatConvert() 153 E*/ 154 typedef enum {MAT_INITIAL_MATRIX,MAT_REUSE_MATRIX,MAT_IGNORE_MATRIX,MAT_INPLACE_MATRIX} MatReuse; 155 156 /*E 157 MatGetSubMatrixOption - Indicates if matrices obtained from a call to MatGetSubMatrices() 158 include the matrix values. Currently it is only used by MatGetSeqNonzerostructure(). 159 160 Level: beginner 161 162 .seealso: MatGetSeqNonzerostructure() 163 E*/ 164 typedef enum {MAT_DO_NOT_GET_VALUES,MAT_GET_VALUES} MatGetSubMatrixOption; 165 166 PETSC_EXTERN PetscErrorCode MatInitializePackage(void); 167 168 PETSC_EXTERN PetscErrorCode MatCreate(MPI_Comm,Mat*); 169 PETSC_EXTERN PetscErrorCode MatSetSizes(Mat,PetscInt,PetscInt,PetscInt,PetscInt); 170 PETSC_EXTERN PetscErrorCode MatSetType(Mat,MatType); 171 PETSC_EXTERN PetscErrorCode MatSetFromOptions(Mat); 172 PETSC_STATIC_INLINE PetscErrorCode MatViewFromOptions(Mat A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);} 173 PETSC_EXTERN PetscErrorCode MatRegister(const char[],PetscErrorCode(*)(Mat)); 174 PETSC_EXTERN PetscErrorCode MatRegisterBaseName(const char[],const char[],const char[]); 175 PETSC_EXTERN PetscErrorCode MatSetOptionsPrefix(Mat,const char[]); 176 PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefix(Mat,const char[]); 177 PETSC_EXTERN PetscErrorCode MatGetOptionsPrefix(Mat,const char*[]); 178 PETSC_EXTERN PetscErrorCode MatSetErrorIfFailure(Mat,PetscBool); 179 180 PETSC_EXTERN PetscFunctionList MatList; 181 PETSC_EXTERN PetscFunctionList MatColoringList; 182 PETSC_EXTERN PetscFunctionList MatPartitioningList; 183 184 /*E 185 MatStructure - Indicates if two matrices have the same nonzero structure 186 187 Level: beginner 188 189 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 190 191 .seealso: MatCopy(), MatAXPY() 192 E*/ 193 typedef enum {DIFFERENT_NONZERO_PATTERN,SUBSET_NONZERO_PATTERN,SAME_NONZERO_PATTERN} MatStructure; 194 195 PETSC_EXTERN PetscErrorCode MatCreateSeqDense(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*); 196 PETSC_EXTERN PetscErrorCode MatCreateDense(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*); 197 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 198 PETSC_EXTERN PetscErrorCode MatCreateAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 199 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *); 200 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSplitArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],PetscInt[],PetscInt[],PetscScalar[],Mat*); 201 202 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 203 PETSC_EXTERN PetscErrorCode MatCreateBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 204 PETSC_EXTERN PetscErrorCode MatCreateMPIBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat*); 205 206 PETSC_EXTERN PetscErrorCode MatCreateMPIAdj(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscInt[],Mat*); 207 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 208 209 PETSC_EXTERN PetscErrorCode MatCreateSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 210 PETSC_EXTERN PetscErrorCode MatCreateMPISBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *); 211 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 212 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 213 PETSC_EXTERN PetscErrorCode MatXAIJSetPreallocation(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscInt[],const PetscInt[]); 214 215 PETSC_EXTERN PetscErrorCode MatCreateShell(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,void *,Mat*); 216 PETSC_EXTERN PetscErrorCode MatCreateNormal(Mat,Mat*); 217 PETSC_EXTERN PetscErrorCode MatCreateNormalHermitian(Mat,Mat*); 218 PETSC_EXTERN PetscErrorCode MatCreateLRC(Mat,Mat,Mat,Mat*); 219 PETSC_EXTERN PetscErrorCode MatCreateIS(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,ISLocalToGlobalMapping,ISLocalToGlobalMapping,Mat*); 220 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 221 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 222 223 PETSC_EXTERN PetscErrorCode MatCreateScatter(MPI_Comm,VecScatter,Mat*); 224 PETSC_EXTERN PetscErrorCode MatScatterSetVecScatter(Mat,VecScatter); 225 PETSC_EXTERN PetscErrorCode MatScatterGetVecScatter(Mat,VecScatter*); 226 PETSC_EXTERN PetscErrorCode MatCreateBlockMat(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,Mat*); 227 PETSC_EXTERN PetscErrorCode MatCompositeAddMat(Mat,Mat); 228 PETSC_EXTERN PetscErrorCode MatCompositeMerge(Mat); 229 PETSC_EXTERN PetscErrorCode MatCreateComposite(MPI_Comm,PetscInt,const Mat*,Mat*); 230 typedef enum {MAT_COMPOSITE_ADDITIVE,MAT_COMPOSITE_MULTIPLICATIVE} MatCompositeType; 231 PETSC_EXTERN PetscErrorCode MatCompositeSetType(Mat,MatCompositeType); 232 233 PETSC_EXTERN PetscErrorCode MatCreateFFT(MPI_Comm,PetscInt,const PetscInt[],MatType,Mat*); 234 PETSC_EXTERN PetscErrorCode MatCreateSeqCUFFT(MPI_Comm,PetscInt,const PetscInt[],Mat*); 235 236 PETSC_EXTERN PetscErrorCode MatCreateTranspose(Mat,Mat*); 237 PETSC_EXTERN PetscErrorCode MatCreateHermitianTranspose(Mat,Mat*); 238 PETSC_EXTERN PetscErrorCode MatCreateSubMatrix(Mat,IS,IS,Mat*); 239 PETSC_EXTERN PetscErrorCode MatSubMatrixUpdate(Mat,Mat,IS,IS); 240 PETSC_EXTERN PetscErrorCode MatCreateLocalRef(Mat,IS,IS,Mat*); 241 242 PETSC_EXTERN PetscErrorCode MatPythonSetType(Mat,const char[]); 243 244 PETSC_EXTERN PetscErrorCode MatSetUp(Mat); 245 PETSC_EXTERN PetscErrorCode MatDestroy(Mat*); 246 PETSC_EXTERN PetscErrorCode MatGetNonzeroState(Mat,PetscObjectState*); 247 248 PETSC_EXTERN PetscErrorCode MatConjugate(Mat); 249 PETSC_EXTERN PetscErrorCode MatRealPart(Mat); 250 PETSC_EXTERN PetscErrorCode MatImaginaryPart(Mat); 251 PETSC_EXTERN PetscErrorCode MatGetDiagonalBlock(Mat,Mat*); 252 PETSC_EXTERN PetscErrorCode MatGetTrace(Mat,PetscScalar*); 253 PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonal(Mat,const PetscScalar **); 254 255 /* ------------------------------------------------------------*/ 256 PETSC_EXTERN PetscErrorCode MatSetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 257 PETSC_EXTERN PetscErrorCode MatSetValuesBlocked(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 258 PETSC_EXTERN PetscErrorCode MatSetValuesRow(Mat,PetscInt,const PetscScalar[]); 259 PETSC_EXTERN PetscErrorCode MatSetValuesRowLocal(Mat,PetscInt,const PetscScalar[]); 260 PETSC_EXTERN PetscErrorCode MatSetValuesBatch(Mat,PetscInt,PetscInt,PetscInt[],const PetscScalar[]); 261 PETSC_EXTERN PetscErrorCode MatSetRandom(Mat,PetscRandom); 262 263 /*S 264 MatStencil - Data structure (C struct) for storing information about a single row or 265 column of a matrix as indexed on an associated grid. 266 267 Fortran usage is different, see MatSetValuesStencil() for details. 268 269 Level: beginner 270 271 Concepts: matrix; linear operator 272 273 .seealso: MatSetValuesStencil(), MatSetStencil(), MatSetValuesBlockedStencil() 274 S*/ 275 typedef struct { 276 PetscInt k,j,i,c; 277 } MatStencil; 278 279 PETSC_EXTERN PetscErrorCode MatSetValuesStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 280 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 281 PETSC_EXTERN PetscErrorCode MatSetStencil(Mat,PetscInt,const PetscInt[],const PetscInt[],PetscInt); 282 283 PETSC_EXTERN PetscErrorCode MatSetColoring(Mat,ISColoring); 284 PETSC_EXTERN PetscErrorCode MatSetValuesAdifor(Mat,PetscInt,void*); 285 286 /*E 287 MatAssemblyType - Indicates if the matrix is now to be used, or if you plan 288 to continue to add values to it 289 290 Level: beginner 291 292 .seealso: MatAssemblyBegin(), MatAssemblyEnd() 293 E*/ 294 typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType; 295 PETSC_EXTERN PetscErrorCode MatAssemblyBegin(Mat,MatAssemblyType); 296 PETSC_EXTERN PetscErrorCode MatAssemblyEnd(Mat,MatAssemblyType); 297 PETSC_EXTERN PetscErrorCode MatAssembled(Mat,PetscBool *); 298 299 300 301 /*E 302 MatOption - Options that may be set for a matrix and its behavior or storage 303 304 Level: beginner 305 306 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 307 308 Developer Notes: Entries that are negative need not be called collectively by all processes. 309 310 .seealso: MatSetOption() 311 E*/ 312 typedef enum {MAT_OPTION_MIN = -3, 313 MAT_UNUSED_NONZERO_LOCATION_ERR = -2, 314 MAT_ROW_ORIENTED = -1, 315 MAT_SYMMETRIC = 1, 316 MAT_STRUCTURALLY_SYMMETRIC = 2, 317 MAT_NEW_DIAGONALS = 3, 318 MAT_IGNORE_OFF_PROC_ENTRIES = 4, 319 MAT_USE_HASH_TABLE = 5, 320 MAT_KEEP_NONZERO_PATTERN = 6, 321 MAT_IGNORE_ZERO_ENTRIES = 7, 322 MAT_USE_INODES = 8, 323 MAT_HERMITIAN = 9, 324 MAT_SYMMETRY_ETERNAL = 10, 325 MAT_NEW_NONZERO_LOCATION_ERR = 11, 326 MAT_IGNORE_LOWER_TRIANGULAR = 12, 327 MAT_ERROR_LOWER_TRIANGULAR = 13, 328 MAT_GETROW_UPPERTRIANGULAR = 14, 329 MAT_SPD = 15, 330 MAT_NO_OFF_PROC_ZERO_ROWS = 16, 331 MAT_NO_OFF_PROC_ENTRIES = 17, 332 MAT_NEW_NONZERO_LOCATIONS = 18, 333 MAT_NEW_NONZERO_ALLOCATION_ERR = 19, 334 MAT_SUBSET_OFF_PROC_ENTRIES = 20, 335 MAT_OPTION_MAX = 21} MatOption; 336 337 PETSC_EXTERN const char *MatOptions[]; 338 PETSC_EXTERN PetscErrorCode MatSetOption(Mat,MatOption,PetscBool); 339 PETSC_EXTERN PetscErrorCode MatGetOption(Mat,MatOption,PetscBool*); 340 PETSC_EXTERN PetscErrorCode MatGetType(Mat,MatType*); 341 342 PETSC_EXTERN PetscErrorCode MatGetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]); 343 PETSC_EXTERN PetscErrorCode MatGetRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 344 PETSC_EXTERN PetscErrorCode MatRestoreRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 345 PETSC_EXTERN PetscErrorCode MatGetRowUpperTriangular(Mat); 346 PETSC_EXTERN PetscErrorCode MatRestoreRowUpperTriangular(Mat); 347 PETSC_EXTERN PetscErrorCode MatGetColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 348 PETSC_EXTERN PetscErrorCode MatRestoreColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 349 PETSC_EXTERN PetscErrorCode MatGetColumnVector(Mat,Vec,PetscInt); 350 PETSC_EXTERN PetscErrorCode MatSeqAIJGetArray(Mat,PetscScalar *[]); 351 PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArray(Mat,PetscScalar *[]); 352 PETSC_EXTERN PetscErrorCode MatSeqAIJGetMaxRowNonzeros(Mat,PetscInt*); 353 PETSC_EXTERN PetscErrorCode MatSeqAIJSetValuesLocalFast(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 354 PETSC_EXTERN PetscErrorCode MatDenseGetArray(Mat,PetscScalar *[]); 355 PETSC_EXTERN PetscErrorCode MatDenseRestoreArray(Mat,PetscScalar *[]); 356 PETSC_EXTERN PetscErrorCode MatGetBlockSize(Mat,PetscInt *); 357 PETSC_EXTERN PetscErrorCode MatSetBlockSize(Mat,PetscInt); 358 PETSC_EXTERN PetscErrorCode MatGetBlockSizes(Mat,PetscInt *,PetscInt *); 359 PETSC_EXTERN PetscErrorCode MatSetBlockSizes(Mat,PetscInt,PetscInt); 360 PETSC_EXTERN PetscErrorCode MatSetBlockSizesFromMats(Mat,Mat,Mat); 361 362 PETSC_EXTERN PetscErrorCode MatMult(Mat,Vec,Vec); 363 PETSC_EXTERN PetscErrorCode MatMultDiagonalBlock(Mat,Vec,Vec); 364 PETSC_EXTERN PetscErrorCode MatMultAdd(Mat,Vec,Vec,Vec); 365 PETSC_EXTERN PetscErrorCode MatMultTranspose(Mat,Vec,Vec); 366 PETSC_EXTERN PetscErrorCode MatMultHermitianTranspose(Mat,Vec,Vec); 367 PETSC_EXTERN PetscErrorCode MatIsTranspose(Mat,Mat,PetscReal,PetscBool *); 368 PETSC_EXTERN PetscErrorCode MatIsHermitianTranspose(Mat,Mat,PetscReal,PetscBool *); 369 PETSC_EXTERN PetscErrorCode MatMultTransposeAdd(Mat,Vec,Vec,Vec); 370 PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAdd(Mat,Vec,Vec,Vec); 371 PETSC_EXTERN PetscErrorCode MatMultConstrained(Mat,Vec,Vec); 372 PETSC_EXTERN PetscErrorCode MatMultTransposeConstrained(Mat,Vec,Vec); 373 PETSC_EXTERN PetscErrorCode MatMatSolve(Mat,Mat,Mat); 374 PETSC_EXTERN PetscErrorCode MatResidual(Mat,Vec,Vec,Vec); 375 376 /*E 377 MatDuplicateOption - Indicates if a duplicated sparse matrix should have 378 its numerical values copied over or just its nonzero structure. 379 380 Level: beginner 381 382 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 383 384 $ MAT_SHARE_NONZERO_PATTERN - the i and j arrays in the new matrix will be shared with the original matrix 385 $ this also triggers the MAT_DO_NOT_COPY_VALUES option. This is used when you 386 $ have several matrices with the same nonzero pattern. 387 388 .seealso: MatDuplicate() 389 E*/ 390 typedef enum {MAT_DO_NOT_COPY_VALUES,MAT_COPY_VALUES,MAT_SHARE_NONZERO_PATTERN} MatDuplicateOption; 391 392 PETSC_EXTERN PetscErrorCode MatConvert(Mat,MatType,MatReuse,Mat*); 393 PETSC_EXTERN PetscErrorCode MatDuplicate(Mat,MatDuplicateOption,Mat*); 394 395 396 PETSC_EXTERN PetscErrorCode MatCopy(Mat,Mat,MatStructure); 397 PETSC_EXTERN PetscErrorCode MatView(Mat,PetscViewer); 398 PETSC_EXTERN PetscErrorCode MatIsSymmetric(Mat,PetscReal,PetscBool *); 399 PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetric(Mat,PetscBool *); 400 PETSC_EXTERN PetscErrorCode MatIsHermitian(Mat,PetscReal,PetscBool *); 401 PETSC_EXTERN PetscErrorCode MatIsSymmetricKnown(Mat,PetscBool *,PetscBool *); 402 PETSC_EXTERN PetscErrorCode MatIsHermitianKnown(Mat,PetscBool *,PetscBool *); 403 PETSC_EXTERN PetscErrorCode MatMissingDiagonal(Mat,PetscBool *,PetscInt *); 404 PETSC_EXTERN PetscErrorCode MatLoad(Mat, PetscViewer); 405 406 PETSC_EXTERN PetscErrorCode MatGetRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 407 PETSC_EXTERN PetscErrorCode MatRestoreRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 408 PETSC_EXTERN PetscErrorCode MatGetColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 409 PETSC_EXTERN PetscErrorCode MatRestoreColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 410 411 /*S 412 MatInfo - Context of matrix information, used with MatGetInfo() 413 414 In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE 415 416 Level: intermediate 417 418 Concepts: matrix^nonzero information 419 420 .seealso: MatGetInfo(), MatInfoType 421 S*/ 422 typedef struct { 423 PetscLogDouble block_size; /* block size */ 424 PetscLogDouble nz_allocated,nz_used,nz_unneeded; /* number of nonzeros */ 425 PetscLogDouble memory; /* memory allocated */ 426 PetscLogDouble assemblies; /* number of matrix assemblies called */ 427 PetscLogDouble mallocs; /* number of mallocs during MatSetValues() */ 428 PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */ 429 PetscLogDouble factor_mallocs; /* number of mallocs during factorization */ 430 } MatInfo; 431 432 /*E 433 MatInfoType - Indicates if you want information about the local part of the matrix, 434 the entire parallel matrix or the maximum over all the local parts. 435 436 Level: beginner 437 438 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 439 440 .seealso: MatGetInfo(), MatInfo 441 E*/ 442 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType; 443 PETSC_EXTERN PetscErrorCode MatGetInfo(Mat,MatInfoType,MatInfo*); 444 PETSC_EXTERN PetscErrorCode MatGetDiagonal(Mat,Vec); 445 PETSC_EXTERN PetscErrorCode MatGetRowMax(Mat,Vec,PetscInt[]); 446 PETSC_EXTERN PetscErrorCode MatGetRowMin(Mat,Vec,PetscInt[]); 447 PETSC_EXTERN PetscErrorCode MatGetRowMaxAbs(Mat,Vec,PetscInt[]); 448 PETSC_EXTERN PetscErrorCode MatGetRowMinAbs(Mat,Vec,PetscInt[]); 449 PETSC_EXTERN PetscErrorCode MatGetRowSum(Mat,Vec); 450 PETSC_EXTERN PetscErrorCode MatTranspose(Mat,MatReuse,Mat*); 451 PETSC_EXTERN PetscErrorCode MatHermitianTranspose(Mat,MatReuse,Mat*); 452 PETSC_EXTERN PetscErrorCode MatPermute(Mat,IS,IS,Mat*); 453 PETSC_EXTERN PetscErrorCode MatDiagonalScale(Mat,Vec,Vec); 454 PETSC_EXTERN PetscErrorCode MatDiagonalSet(Mat,Vec,InsertMode); 455 456 PETSC_EXTERN PetscErrorCode MatEqual(Mat,Mat,PetscBool*); 457 PETSC_EXTERN PetscErrorCode MatMultEqual(Mat,Mat,PetscInt,PetscBool*); 458 PETSC_EXTERN PetscErrorCode MatMultAddEqual(Mat,Mat,PetscInt,PetscBool*); 459 PETSC_EXTERN PetscErrorCode MatMultTransposeEqual(Mat,Mat,PetscInt,PetscBool*); 460 PETSC_EXTERN PetscErrorCode MatMultTransposeAddEqual(Mat,Mat,PetscInt,PetscBool*); 461 PETSC_EXTERN PetscErrorCode MatMatMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*); 462 PETSC_EXTERN PetscErrorCode MatTransposeMatMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*); 463 464 PETSC_EXTERN PetscErrorCode MatNorm(Mat,NormType,PetscReal*); 465 PETSC_EXTERN PetscErrorCode MatGetColumnNorms(Mat,NormType,PetscReal*); 466 PETSC_EXTERN PetscErrorCode MatZeroEntries(Mat); 467 PETSC_EXTERN PetscErrorCode MatZeroRows(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 468 PETSC_EXTERN PetscErrorCode MatZeroRowsIS(Mat,IS,PetscScalar,Vec,Vec); 469 PETSC_EXTERN PetscErrorCode MatZeroRowsStencil(Mat,PetscInt,const MatStencil [],PetscScalar,Vec,Vec); 470 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsStencil(Mat,PetscInt,const MatStencil[],PetscScalar,Vec,Vec); 471 PETSC_EXTERN PetscErrorCode MatZeroRowsColumns(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 472 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsIS(Mat,IS,PetscScalar,Vec,Vec); 473 474 PETSC_EXTERN PetscErrorCode MatGetSize(Mat,PetscInt*,PetscInt*); 475 PETSC_EXTERN PetscErrorCode MatGetLocalSize(Mat,PetscInt*,PetscInt*); 476 PETSC_EXTERN PetscErrorCode MatGetOwnershipRange(Mat,PetscInt*,PetscInt*); 477 PETSC_EXTERN PetscErrorCode MatGetOwnershipRanges(Mat,const PetscInt**); 478 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangeColumn(Mat,PetscInt*,PetscInt*); 479 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangesColumn(Mat,const PetscInt**); 480 PETSC_EXTERN PetscErrorCode MatGetOwnershipIS(Mat,IS*,IS*); 481 482 PETSC_EXTERN PetscErrorCode MatGetSubMatrices(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 483 PETSC_EXTERN PetscErrorCode MatGetSubMatricesMPI(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 484 PETSC_EXTERN PetscErrorCode MatDestroyMatrices(PetscInt,Mat *[]); 485 PETSC_EXTERN PetscErrorCode MatGetSubMatrix(Mat,IS,IS,MatReuse,Mat *); 486 PETSC_EXTERN PetscErrorCode MatGetLocalSubMatrix(Mat,IS,IS,Mat*); 487 PETSC_EXTERN PetscErrorCode MatRestoreLocalSubMatrix(Mat,IS,IS,Mat*); 488 PETSC_EXTERN PetscErrorCode MatGetSeqNonzeroStructure(Mat,Mat*); 489 PETSC_EXTERN PetscErrorCode MatDestroySeqNonzeroStructure(Mat*); 490 491 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJ(MPI_Comm,Mat,PetscInt,PetscInt,MatReuse,Mat*); 492 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,PetscInt,Mat*); 493 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJNumeric(Mat,Mat); 494 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMat(Mat,MatReuse,Mat*); 495 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatCondensed(Mat,MatReuse,IS*,IS*,Mat*); 496 PETSC_EXTERN PetscErrorCode MatGetBrowsOfAcols(Mat,Mat,MatReuse,IS*,IS*,Mat*); 497 PETSC_EXTERN PetscErrorCode MatGetGhosts(Mat, PetscInt *,const PetscInt *[]); 498 499 PETSC_EXTERN PetscErrorCode MatIncreaseOverlap(Mat,PetscInt,IS[],PetscInt); 500 PETSC_EXTERN PetscErrorCode MatIncreaseOverlapSplit(Mat mat,PetscInt n,IS is[],PetscInt ov); 501 PETSC_EXTERN PetscErrorCode MatMPIAIJSetUseScalableIncreaseOverlap(Mat,PetscBool); 502 503 PETSC_EXTERN PetscErrorCode MatMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 504 PETSC_EXTERN PetscErrorCode MatMatMultSymbolic(Mat,Mat,PetscReal,Mat*); 505 PETSC_EXTERN PetscErrorCode MatMatMultNumeric(Mat,Mat,Mat); 506 507 PETSC_EXTERN PetscErrorCode MatMatMatMult(Mat,Mat,Mat,MatReuse,PetscReal,Mat*); 508 509 PETSC_EXTERN PetscErrorCode MatPtAP(Mat,Mat,MatReuse,PetscReal,Mat*); 510 PETSC_EXTERN PetscErrorCode MatPtAPSymbolic(Mat,Mat,PetscReal,Mat*); 511 PETSC_EXTERN PetscErrorCode MatPtAPNumeric(Mat,Mat,Mat); 512 PETSC_EXTERN PetscErrorCode MatRARt(Mat,Mat,MatReuse,PetscReal,Mat*); 513 PETSC_EXTERN PetscErrorCode MatRARtSymbolic(Mat,Mat,PetscReal,Mat*); 514 PETSC_EXTERN PetscErrorCode MatRARtNumeric(Mat,Mat,Mat); 515 516 PETSC_EXTERN PetscErrorCode MatTransposeMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 517 PETSC_EXTERN PetscErrorCode MatTransposetMatMultSymbolic(Mat,Mat,PetscReal,Mat*); 518 PETSC_EXTERN PetscErrorCode MatTransposetMatMultNumeric(Mat,Mat,Mat); 519 PETSC_EXTERN PetscErrorCode MatMatTransposeMult(Mat,Mat,MatReuse,PetscReal,Mat*); 520 PETSC_EXTERN PetscErrorCode MatMatTransposeMultSymbolic(Mat,Mat,PetscReal,Mat*); 521 PETSC_EXTERN PetscErrorCode MatMatTransposeMultNumeric(Mat,Mat,Mat); 522 523 PETSC_EXTERN PetscErrorCode MatAXPY(Mat,PetscScalar,Mat,MatStructure); 524 PETSC_EXTERN PetscErrorCode MatAYPX(Mat,PetscScalar,Mat,MatStructure); 525 526 PETSC_EXTERN PetscErrorCode MatScale(Mat,PetscScalar); 527 PETSC_EXTERN PetscErrorCode MatShift(Mat,PetscScalar); 528 529 PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping,ISLocalToGlobalMapping); 530 PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping*,ISLocalToGlobalMapping*); 531 PETSC_EXTERN PetscErrorCode MatGetLayouts(Mat,PetscLayout*,PetscLayout*); 532 PETSC_EXTERN PetscErrorCode MatZeroRowsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 533 PETSC_EXTERN PetscErrorCode MatZeroRowsLocalIS(Mat,IS,PetscScalar,Vec,Vec); 534 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 535 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocalIS(Mat,IS,PetscScalar,Vec,Vec); 536 PETSC_EXTERN PetscErrorCode MatSetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 537 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 538 539 PETSC_EXTERN PetscErrorCode MatStashSetInitialSize(Mat,PetscInt,PetscInt); 540 PETSC_EXTERN PetscErrorCode MatStashGetInfo(Mat,PetscInt*,PetscInt*,PetscInt*,PetscInt*); 541 542 PETSC_EXTERN PetscErrorCode MatInterpolate(Mat,Vec,Vec); 543 PETSC_EXTERN PetscErrorCode MatInterpolateAdd(Mat,Vec,Vec,Vec); 544 PETSC_EXTERN PetscErrorCode MatRestrict(Mat,Vec,Vec); 545 PETSC_EXTERN PetscErrorCode MatCreateVecs(Mat,Vec*,Vec*); 546 PETSC_DEPRECATED("Use MatCreateVecs()") PETSC_STATIC_INLINE PetscErrorCode MatGetVecs(Mat mat,Vec *x,Vec *y) {return MatCreateVecs(mat,x,y);} 547 PETSC_EXTERN PetscErrorCode MatCreateRedundantMatrix(Mat,PetscInt,MPI_Comm,MatReuse,Mat*); 548 PETSC_EXTERN PetscErrorCode MatGetMultiProcBlock(Mat,MPI_Comm,MatReuse,Mat*); 549 PETSC_EXTERN PetscErrorCode MatFindZeroDiagonals(Mat,IS*); 550 PETSC_EXTERN PetscErrorCode MatFindOffBlockDiagonalEntries(Mat,IS*); 551 PETSC_EXTERN PetscErrorCode MatCreateMPIMatConcatenateSeqMat(MPI_Comm,Mat,PetscInt,MatReuse,Mat*); 552 553 /*MC 554 MatSetValue - Set a single entry into a matrix. 555 556 Not collective 557 558 Synopsis: 559 #include <petscmat.h> 560 PetscErrorCode MatSetValue(Mat m,PetscInt row,PetscInt col,PetscScalar value,InsertMode mode) 561 562 Input Parameters: 563 + m - the matrix 564 . row - the row location of the entry 565 . col - the column location of the entry 566 . value - the value to insert 567 - mode - either INSERT_VALUES or ADD_VALUES 568 569 Notes: 570 For efficiency one should use MatSetValues() and set several or many 571 values simultaneously if possible. 572 573 Level: beginner 574 575 .seealso: MatSetValues(), MatSetValueLocal() 576 M*/ 577 PETSC_STATIC_INLINE PetscErrorCode MatSetValue(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValues(v,1,&i,1,&j,&va,mode);} 578 579 PETSC_STATIC_INLINE PetscErrorCode MatGetValue(Mat v,PetscInt i,PetscInt j,PetscScalar *va) {return MatGetValues(v,1,&i,1,&j,va);} 580 581 PETSC_STATIC_INLINE PetscErrorCode MatSetValueLocal(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValuesLocal(v,1,&i,1,&j,&va,mode);} 582 583 /*MC 584 MatPreallocateInitialize - Begins the block of code that will count the number of nonzeros per 585 row in a matrix providing the data that one can use to correctly preallocate the matrix. 586 587 Synopsis: 588 #include <petscmat.h> 589 PetscErrorCode MatPreallocateInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz) 590 591 Collective on MPI_Comm 592 593 Input Parameters: 594 + comm - the communicator that will share the eventually allocated matrix 595 . nrows - the number of LOCAL rows in the matrix 596 - ncols - the number of LOCAL columns in the matrix 597 598 Output Parameters: 599 + dnz - the array that will be passed to the matrix preallocation routines 600 - ozn - the other array passed to the matrix preallocation routines 601 602 Level: intermediate 603 604 Notes: 605 See Users-Manual: ch_performance for more details. 606 607 Do not malloc or free dnz and onz, that is handled internally by these routines 608 609 Use MatPreallocateInitializeSymmetric() for symmetric matrices (MPISBAIJ matrices) 610 611 This is a MACRO not a function because it has a leading { that is closed by PetscPreallocateFinalize(). 612 613 Concepts: preallocation^Matrix 614 615 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(), 616 MatPreallocateInitializeSymmetric(), MatPreallocateSymmetricSetLocalBlock() 617 M*/ 618 #define MatPreallocateInitialize(comm,nrows,ncols,dnz,onz) 0; \ 619 { \ 620 PetscErrorCode _4_ierr; PetscInt __nrows = (nrows),__ctmp = (ncols),__rstart,__start,__end; \ 621 _4_ierr = PetscCalloc2(__nrows,&dnz,__nrows,&onz);CHKERRQ(_4_ierr); \ 622 __start = 0; __end = __start; \ 623 _4_ierr = MPI_Scan(&__ctmp,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __start = __end - __ctmp;\ 624 _4_ierr = MPI_Scan(&__nrows,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __rstart = __rstart - __nrows; 625 626 /*MC 627 MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be 628 inserted using a local number of the rows and columns 629 630 Synopsis: 631 #include <petscmat.h> 632 PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 633 634 Not Collective 635 636 Input Parameters: 637 + map - the row mapping from local numbering to global numbering 638 . nrows - the number of rows indicated 639 . rows - the indices of the rows 640 . cmap - the column mapping from local to global numbering 641 . ncols - the number of columns in the matrix 642 . cols - the columns indicated 643 . dnz - the array that will be passed to the matrix preallocation routines 644 - ozn - the other array passed to the matrix preallocation routines 645 646 Level: intermediate 647 648 Notes: 649 See Users-Manual: ch_performance for more details. 650 651 Do not malloc or free dnz and onz, that is handled internally by these routines 652 653 Concepts: preallocation^Matrix 654 655 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateInitialize(), 656 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock() 657 M*/ 658 #define MatPreallocateSetLocal(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \ 659 {\ 660 PetscInt __l;\ 661 _4_ierr = ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\ 662 _4_ierr = ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\ 663 for (__l=0;__l<nrows;__l++) {\ 664 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 665 }\ 666 } 667 668 /*MC 669 MatPreallocateSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 670 inserted using a local number of the rows and columns 671 672 Synopsis: 673 #include <petscmat.h> 674 PetscErrorCode MatPreallocateSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 675 676 Not Collective 677 678 Input Parameters: 679 + map - the row mapping from local numbering to global numbering 680 . nrows - the number of rows indicated 681 . rows - the indices of the rows 682 . cmap - the column mapping from local to global numbering 683 . ncols - the number of columns in the matrix 684 . cols - the columns indicated 685 . dnz - the array that will be passed to the matrix preallocation routines 686 - ozn - the other array passed to the matrix preallocation routines 687 688 Level: intermediate 689 690 Notes: 691 See Users-Manual: ch_performance for more details. 692 693 Do not malloc or free dnz and onz, that is handled internally by these routines 694 695 Concepts: preallocation^Matrix 696 697 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateInitialize(), 698 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock() 699 M*/ 700 #define MatPreallocateSetLocalBlock(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \ 701 {\ 702 PetscInt __l;\ 703 _4_ierr = ISLocalToGlobalMappingApplyBlock(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\ 704 _4_ierr = ISLocalToGlobalMappingApplyBlock(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\ 705 for (__l=0;__l<nrows;__l++) {\ 706 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 707 }\ 708 } 709 710 /*MC 711 MatPreallocateSymmetricSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 712 inserted using a local number of the rows and columns 713 714 Synopsis: 715 #include <petscmat.h> 716 PetscErrorCode MatPreallocateSymmetricSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 717 718 Not Collective 719 720 Input Parameters: 721 + map - the mapping between local numbering and global numbering 722 . nrows - the number of rows indicated 723 . rows - the indices of the rows 724 . ncols - the number of columns in the matrix 725 . cols - the columns indicated 726 . dnz - the array that will be passed to the matrix preallocation routines 727 - ozn - the other array passed to the matrix preallocation routines 728 729 Level: intermediate 730 731 Notes: 732 See Users-Manual: ch_performance for more details. 733 734 Do not malloc or free dnz and onz that is handled internally by these routines 735 736 Concepts: preallocation^Matrix 737 738 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateInitialize(), 739 MatPreallocateInitialize(), MatPreallocateSetLocal() 740 M*/ 741 #define MatPreallocateSymmetricSetLocalBlock(map,nrows,rows,ncols,cols,dnz,onz) 0;\ 742 {\ 743 PetscInt __l;\ 744 _4_ierr = ISLocalToGlobalMappingApplyBlock(map,nrows,rows,rows);CHKERRQ(_4_ierr);\ 745 _4_ierr = ISLocalToGlobalMappingApplyBlock(map,ncols,cols,cols);CHKERRQ(_4_ierr);\ 746 for (__l=0;__l<nrows;__l++) {\ 747 _4_ierr = MatPreallocateSymmetricSetBlock((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 748 }\ 749 } 750 /*MC 751 MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be 752 inserted using a local number of the rows and columns 753 754 Synopsis: 755 #include <petscmat.h> 756 PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 757 758 Not Collective 759 760 Input Parameters: 761 + row - the row 762 . ncols - the number of columns in the matrix 763 - cols - the columns indicated 764 765 Output Parameters: 766 + dnz - the array that will be passed to the matrix preallocation routines 767 - ozn - the other array passed to the matrix preallocation routines 768 769 Level: intermediate 770 771 Notes: 772 See Users-Manual: ch_performance for more details. 773 774 Do not malloc or free dnz and onz that is handled internally by these routines 775 776 This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize(). 777 778 Concepts: preallocation^Matrix 779 780 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateInitialize(), 781 MatPreallocateInitialize(), MatPreallocateSetLocal() 782 M*/ 783 #define MatPreallocateSet(row,nc,cols,dnz,onz) 0;\ 784 { PetscInt __i; \ 785 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);\ 786 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);\ 787 for (__i=0; __i<nc; __i++) {\ 788 if ((cols)[__i] < __start || (cols)[__i] >= __end) onz[row - __rstart]++; \ 789 else dnz[row - __rstart]++;\ 790 }\ 791 } 792 793 /*MC 794 MatPreallocateSymmetricSetBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 795 inserted using a local number of the rows and columns 796 797 Synopsis: 798 #include <petscmat.h> 799 PetscErrorCode MatPreallocateSymmetricSetBlock(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 800 801 Not Collective 802 803 Input Parameters: 804 + nrows - the number of rows indicated 805 . rows - the indices of the rows 806 . ncols - the number of columns in the matrix 807 . cols - the columns indicated 808 . dnz - the array that will be passed to the matrix preallocation routines 809 - ozn - the other array passed to the matrix preallocation routines 810 811 Level: intermediate 812 813 Notes: 814 See Users-Manual: ch_performance for more details. 815 816 Do not malloc or free dnz and onz that is handled internally by these routines 817 818 This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize(). 819 820 Concepts: preallocation^Matrix 821 822 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateInitialize(), 823 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocal() 824 M*/ 825 #define MatPreallocateSymmetricSetBlock(row,nc,cols,dnz,onz) 0;\ 826 { PetscInt __i; \ 827 for (__i=0; __i<nc; __i++) {\ 828 if (cols[__i] >= __end) onz[row - __rstart]++; \ 829 else if (cols[__i] >= row) dnz[row - __rstart]++;\ 830 }\ 831 } 832 833 /*MC 834 MatPreallocateLocation - An alternative to MatPreallocationSet() that puts the nonzero locations into the matrix if it exists 835 836 Synopsis: 837 #include <petscmat.h> 838 PetscErrorCode MatPreallocateLocations(Mat A,PetscInt row,PetscInt ncols,PetscInt *cols,PetscInt *dnz,PetscInt *onz) 839 840 Not Collective 841 842 Input Parameters: 843 . A - matrix 844 . row - row where values exist (must be local to this process) 845 . ncols - number of columns 846 . cols - columns with nonzeros 847 . dnz - the array that will be passed to the matrix preallocation routines 848 - ozn - the other array passed to the matrix preallocation routines 849 850 Level: intermediate 851 852 Notes: 853 See Users-Manual: ch_performance for more details. 854 855 Do not malloc or free dnz and onz that is handled internally by these routines 856 857 This is a MACRO not a function because it uses a bunch of variables private to the MatPreallocation.... routines. 858 859 Concepts: preallocation^Matrix 860 861 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(), 862 MatPreallocateSymmetricSetLocalBlock() 863 M*/ 864 #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);} 865 866 867 /*MC 868 MatPreallocateFinalize - Ends the block of code that will count the number of nonzeros per 869 row in a matrix providing the data that one can use to correctly preallocate the matrix. 870 871 Synopsis: 872 #include <petscmat.h> 873 PetscErrorCode MatPreallocateFinalize(PetscInt *dnz, PetscInt *onz) 874 875 Collective on MPI_Comm 876 877 Input Parameters: 878 + dnz - the array that was be passed to the matrix preallocation routines 879 - ozn - the other array passed to the matrix preallocation routines 880 881 Level: intermediate 882 883 Notes: 884 See Users-Manual: ch_performance for more details. 885 886 Do not malloc or free dnz and onz that is handled internally by these routines 887 888 This is a MACRO not a function because it closes the { started in MatPreallocateInitialize(). 889 890 Concepts: preallocation^Matrix 891 892 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(), 893 MatPreallocateSymmetricSetLocalBlock() 894 M*/ 895 #define MatPreallocateFinalize(dnz,onz) 0;_4_ierr = PetscFree2(dnz,onz);CHKERRQ(_4_ierr);} 896 897 /* Routines unique to particular data structures */ 898 PETSC_EXTERN PetscErrorCode MatShellGetContext(Mat,void *); 899 900 PETSC_EXTERN PetscErrorCode MatInodeAdjustForInodes(Mat,IS*,IS*); 901 PETSC_EXTERN PetscErrorCode MatInodeGetInodeSizes(Mat,PetscInt *,PetscInt *[],PetscInt *); 902 903 PETSC_EXTERN PetscErrorCode MatSeqAIJSetColumnIndices(Mat,PetscInt[]); 904 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetColumnIndices(Mat,PetscInt[]); 905 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 906 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 907 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 908 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJFromTriple(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*,PetscInt,PetscBool); 909 910 #define MAT_SKIP_ALLOCATION -4 911 912 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 913 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 914 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocation(Mat,PetscInt,const PetscInt[]); 915 916 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 917 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 918 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 919 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocationCSR(Mat,const PetscInt [],const PetscInt [],const PetscScalar []); 920 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 921 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocationCSR(Mat,const PetscInt[],const PetscInt[],const PetscScalar[]); 922 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 923 PETSC_EXTERN PetscErrorCode MatMPIAdjSetPreallocation(Mat,PetscInt[],PetscInt[],PetscInt[]); 924 PETSC_EXTERN PetscErrorCode MatMPIDenseSetPreallocation(Mat,PetscScalar[]); 925 PETSC_EXTERN PetscErrorCode MatSeqDenseSetPreallocation(Mat,PetscScalar[]); 926 PETSC_EXTERN PetscErrorCode MatMPIAIJGetSeqAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 927 PETSC_EXTERN PetscErrorCode MatMPIBAIJGetSeqBAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 928 PETSC_EXTERN PetscErrorCode MatMPIAdjCreateNonemptySubcommMat(Mat,Mat*); 929 930 PETSC_EXTERN PetscErrorCode MatISSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 931 PETSC_EXTERN PetscErrorCode MatSeqDenseSetLDA(Mat,PetscInt); 932 PETSC_EXTERN PetscErrorCode MatDenseGetLocalMatrix(Mat,Mat*); 933 934 PETSC_EXTERN PetscErrorCode MatStoreValues(Mat); 935 PETSC_EXTERN PetscErrorCode MatRetrieveValues(Mat); 936 937 PETSC_EXTERN PetscErrorCode MatDAADSetCtx(Mat,void*); 938 939 PETSC_EXTERN PetscErrorCode MatFindNonzeroRows(Mat,IS*); 940 /* 941 These routines are not usually accessed directly, rather solving is 942 done through the KSP and PC interfaces. 943 */ 944 945 /*J 946 MatOrderingType - String with the name of a PETSc matrix ordering 947 948 Level: beginner 949 950 .seealso: MatGetOrdering() 951 J*/ 952 typedef const char* MatOrderingType; 953 #define MATORDERINGNATURAL "natural" 954 #define MATORDERINGND "nd" 955 #define MATORDERING1WD "1wd" 956 #define MATORDERINGRCM "rcm" 957 #define MATORDERINGQMD "qmd" 958 #define MATORDERINGROWLENGTH "rowlength" 959 #define MATORDERINGWBM "wbm" 960 #define MATORDERINGSPECTRAL "spectral" 961 #define MATORDERINGAMD "amd" /* only works if UMFPACK is installed with PETSc */ 962 963 PETSC_EXTERN PetscErrorCode MatGetOrdering(Mat,MatOrderingType,IS*,IS*); 964 PETSC_EXTERN PetscErrorCode MatGetOrderingList(PetscFunctionList*); 965 PETSC_EXTERN PetscErrorCode MatOrderingRegister(const char[],PetscErrorCode(*)(Mat,MatOrderingType,IS*,IS*)); 966 PETSC_EXTERN PetscFunctionList MatOrderingList; 967 968 PETSC_EXTERN PetscErrorCode MatReorderForNonzeroDiagonal(Mat,PetscReal,IS,IS); 969 PETSC_EXTERN PetscErrorCode MatCreateLaplacian(Mat,PetscReal,PetscBool,Mat*); 970 971 /*S 972 MatFactorShiftType - Numeric Shift. 973 974 Level: beginner 975 976 S*/ 977 typedef enum {MAT_SHIFT_NONE,MAT_SHIFT_NONZERO,MAT_SHIFT_POSITIVE_DEFINITE,MAT_SHIFT_INBLOCKS} MatFactorShiftType; 978 PETSC_EXTERN const char *const MatFactorShiftTypes[]; 979 PETSC_EXTERN const char *const MatFactorShiftTypesDetail[]; 980 981 /*S 982 MatFactorError - indicates what type of error in matrix factor 983 984 Level: beginner 985 986 Developer Notes: Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 987 988 .seealso: MatGetFactor() 989 S*/ 990 typedef enum {MAT_FACTOR_NOERROR,MAT_FACTOR_STRUCT_ZEROPIVOT,MAT_FACTOR_NUMERIC_ZEROPIVOT,MAT_FACTOR_OUTMEMORY,MAT_FACTOR_OTHER} MatFactorError; 991 992 PETSC_EXTERN PetscErrorCode MatFactorGetError(Mat,MatFactorError*); 993 994 /*S 995 MatFactorInfo - Data passed into the matrix factorization routines, and information about the resulting factorization 996 997 In Fortran these are simply double precision arrays of size MAT_FACTORINFO_SIZE, that is use 998 $ MatFactorInfo info(MAT_FACTORINFO_SIZE) 999 1000 Notes: These are not usually directly used by users, instead use PC type of LU, ILU, CHOLESKY or ICC. 1001 1002 You can use MatFactorInfoInitialize() to set default values. 1003 1004 Level: developer 1005 1006 .seealso: MatLUFactorSymbolic(), MatILUFactorSymbolic(), MatCholeskyFactorSymbolic(), MatICCFactorSymbolic(), MatICCFactor(), 1007 MatFactorInfoInitialize() 1008 1009 S*/ 1010 typedef struct { 1011 PetscReal diagonal_fill; /* force diagonal to fill in if initially not filled */ 1012 PetscReal usedt; 1013 PetscReal dt; /* drop tolerance */ 1014 PetscReal dtcol; /* tolerance for pivoting */ 1015 PetscReal dtcount; /* maximum nonzeros to be allowed per row */ 1016 PetscReal fill; /* expected fill, nonzeros in factored matrix/nonzeros in original matrix */ 1017 PetscReal levels; /* ICC/ILU(levels) */ 1018 PetscReal pivotinblocks; /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0 1019 factorization may be faster if do not pivot */ 1020 PetscReal zeropivot; /* pivot is called zero if less than this */ 1021 PetscReal shifttype; /* type of shift added to matrix factor to prevent zero pivots */ 1022 PetscReal shiftamount; /* how large the shift is */ 1023 } MatFactorInfo; 1024 1025 PETSC_EXTERN PetscErrorCode MatFactorInfoInitialize(MatFactorInfo*); 1026 PETSC_EXTERN PetscErrorCode MatCholeskyFactor(Mat,IS,const MatFactorInfo*); 1027 PETSC_EXTERN PetscErrorCode MatCholeskyFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*); 1028 PETSC_EXTERN PetscErrorCode MatCholeskyFactorNumeric(Mat,Mat,const MatFactorInfo*); 1029 PETSC_EXTERN PetscErrorCode MatLUFactor(Mat,IS,IS,const MatFactorInfo*); 1030 PETSC_EXTERN PetscErrorCode MatILUFactor(Mat,IS,IS,const MatFactorInfo*); 1031 PETSC_EXTERN PetscErrorCode MatLUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*); 1032 PETSC_EXTERN PetscErrorCode MatILUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*); 1033 PETSC_EXTERN PetscErrorCode MatICCFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*); 1034 PETSC_EXTERN PetscErrorCode MatICCFactor(Mat,IS,const MatFactorInfo*); 1035 PETSC_EXTERN PetscErrorCode MatLUFactorNumeric(Mat,Mat,const MatFactorInfo*); 1036 PETSC_EXTERN PetscErrorCode MatGetInertia(Mat,PetscInt*,PetscInt*,PetscInt*); 1037 PETSC_EXTERN PetscErrorCode MatSolve(Mat,Vec,Vec); 1038 PETSC_EXTERN PetscErrorCode MatForwardSolve(Mat,Vec,Vec); 1039 PETSC_EXTERN PetscErrorCode MatBackwardSolve(Mat,Vec,Vec); 1040 PETSC_EXTERN PetscErrorCode MatSolveAdd(Mat,Vec,Vec,Vec); 1041 PETSC_EXTERN PetscErrorCode MatSolveTranspose(Mat,Vec,Vec); 1042 PETSC_EXTERN PetscErrorCode MatSolveTransposeAdd(Mat,Vec,Vec,Vec); 1043 PETSC_EXTERN PetscErrorCode MatSolves(Mat,Vecs,Vecs); 1044 PETSC_EXTERN PetscErrorCode MatFactorSetSchurIS(Mat,IS); 1045 PETSC_EXTERN PetscErrorCode MatFactorGetSchurComplement(Mat,Mat*); 1046 PETSC_EXTERN PetscErrorCode MatFactorRestoreSchurComplement(Mat,Mat*); 1047 PETSC_EXTERN PetscErrorCode MatFactorInvertSchurComplement(Mat); 1048 PETSC_EXTERN PetscErrorCode MatFactorCreateSchurComplement(Mat,Mat*); 1049 PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplement(Mat,Vec,Vec); 1050 PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplementTranspose(Mat,Vec,Vec); 1051 PETSC_EXTERN PetscErrorCode MatSetUnfactored(Mat); 1052 1053 /*E 1054 MatSORType - What type of (S)SOR to perform 1055 1056 Level: beginner 1057 1058 May be bitwise ORd together 1059 1060 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 1061 1062 MatSORType may be bitwise ORd together, so do not change the numbers 1063 1064 .seealso: MatSOR() 1065 E*/ 1066 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3, 1067 SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8, 1068 SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16, 1069 SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType; 1070 PETSC_EXTERN PetscErrorCode MatSOR(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec); 1071 1072 /* 1073 These routines are for efficiently computing Jacobians via finite differences. 1074 */ 1075 1076 /*S 1077 MatColoring - Object for managing the coloring of matrices. 1078 1079 Level: beginner 1080 1081 Concepts: matrix, coloring 1082 1083 .seealso: MatFDColoringCreate() ISColoring MatFDColoring 1084 S*/ 1085 typedef struct _p_MatColoring* MatColoring; 1086 /*J 1087 MatColoringType - String with the name of a PETSc matrix coloring 1088 1089 Level: beginner 1090 1091 .seealso: MatColoringSetType(), MatColoring 1092 J*/ 1093 1094 typedef const char* MatColoringType; 1095 #define MATCOLORINGJP "jp" 1096 #define MATCOLORINGPOWER "power" 1097 #define MATCOLORINGNATURAL "natural" 1098 #define MATCOLORINGSL "sl" 1099 #define MATCOLORINGLF "lf" 1100 #define MATCOLORINGID "id" 1101 #define MATCOLORINGGREEDY "greedy" 1102 1103 /*E 1104 MatColoringWeightType - Type of weight scheme 1105 1106 Not Collective 1107 1108 + MAT_COLORING_RANDOM - Random weights 1109 . MAT_COLORING_LEXICAL - Lexical weighting based upon global numbering. 1110 - MAT_COLORING_LF - Last-first weighting. 1111 1112 Level: intermediate 1113 1114 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 1115 1116 .seealso: MatCUSPSetFormat(), MatCUSPFormatOperation 1117 E*/ 1118 typedef enum {MAT_COLORING_WEIGHT_RANDOM,MAT_COLORING_WEIGHT_LEXICAL,MAT_COLORING_WEIGHT_LF,MAT_COLORING_WEIGHT_SL} MatColoringWeightType; 1119 1120 PETSC_EXTERN PetscErrorCode MatColoringCreate(Mat,MatColoring*); 1121 PETSC_EXTERN PetscErrorCode MatColoringGetDegrees(Mat,PetscInt,PetscInt*); 1122 PETSC_EXTERN PetscErrorCode MatColoringDestroy(MatColoring*); 1123 PETSC_EXTERN PetscErrorCode MatColoringView(MatColoring,PetscViewer); 1124 PETSC_EXTERN PetscErrorCode MatColoringSetType(MatColoring,MatColoringType); 1125 PETSC_EXTERN PetscErrorCode MatColoringSetFromOptions(MatColoring); 1126 PETSC_EXTERN PetscErrorCode MatColoringSetDistance(MatColoring,PetscInt); 1127 PETSC_EXTERN PetscErrorCode MatColoringGetDistance(MatColoring,PetscInt*); 1128 PETSC_EXTERN PetscErrorCode MatColoringSetMaxColors(MatColoring,PetscInt); 1129 PETSC_EXTERN PetscErrorCode MatColoringGetMaxColors(MatColoring,PetscInt*); 1130 PETSC_EXTERN PetscErrorCode MatColoringApply(MatColoring,ISColoring*); 1131 PETSC_EXTERN PetscErrorCode MatColoringRegister(const char[],PetscErrorCode(*)(MatColoring)); 1132 PETSC_EXTERN PetscErrorCode MatColoringPatch(Mat,PetscInt,PetscInt,ISColoringValue[],ISColoring*); 1133 PETSC_EXTERN PetscErrorCode MatColoringSetWeightType(MatColoring,MatColoringWeightType); 1134 PETSC_EXTERN PetscErrorCode MatColoringSetWeights(MatColoring,PetscReal*,PetscInt*); 1135 PETSC_EXTERN PetscErrorCode MatColoringCreateWeights(MatColoring,PetscReal **,PetscInt **lperm); 1136 PETSC_EXTERN PetscErrorCode MatColoringTestValid(MatColoring,ISColoring); 1137 1138 /*S 1139 MatFDColoring - Object for computing a sparse Jacobian via finite differences 1140 and coloring 1141 1142 Level: beginner 1143 1144 Concepts: coloring, sparse Jacobian, finite differences 1145 1146 .seealso: MatFDColoringCreate() 1147 S*/ 1148 typedef struct _p_MatFDColoring* MatFDColoring; 1149 1150 PETSC_EXTERN PetscErrorCode MatFDColoringCreate(Mat,ISColoring,MatFDColoring *); 1151 PETSC_EXTERN PetscErrorCode MatFDColoringDestroy(MatFDColoring*); 1152 PETSC_EXTERN PetscErrorCode MatFDColoringView(MatFDColoring,PetscViewer); 1153 PETSC_EXTERN PetscErrorCode MatFDColoringSetFunction(MatFDColoring,PetscErrorCode (*)(void),void*); 1154 PETSC_EXTERN PetscErrorCode MatFDColoringGetFunction(MatFDColoring,PetscErrorCode (**)(void),void**); 1155 PETSC_EXTERN PetscErrorCode MatFDColoringSetParameters(MatFDColoring,PetscReal,PetscReal); 1156 PETSC_EXTERN PetscErrorCode MatFDColoringSetFromOptions(MatFDColoring); 1157 PETSC_EXTERN PetscErrorCode MatFDColoringApply(Mat,MatFDColoring,Vec,void *); 1158 PETSC_EXTERN PetscErrorCode MatFDColoringSetF(MatFDColoring,Vec); 1159 PETSC_EXTERN PetscErrorCode MatFDColoringGetPerturbedColumns(MatFDColoring,PetscInt*,PetscInt*[]); 1160 PETSC_EXTERN PetscErrorCode MatFDColoringSetUp(Mat,ISColoring,MatFDColoring); 1161 PETSC_EXTERN PetscErrorCode MatFDColoringSetBlockSize(MatFDColoring,PetscInt,PetscInt); 1162 1163 1164 /*S 1165 MatTransposeColoring - Object for computing a sparse matrix product C=A*B^T via coloring 1166 1167 Level: beginner 1168 1169 Concepts: coloring, sparse matrix product 1170 1171 .seealso: MatTransposeColoringCreate() 1172 S*/ 1173 typedef struct _p_MatTransposeColoring* MatTransposeColoring; 1174 1175 PETSC_EXTERN PetscErrorCode MatTransposeColoringCreate(Mat,ISColoring,MatTransposeColoring *); 1176 PETSC_EXTERN PetscErrorCode MatTransColoringApplySpToDen(MatTransposeColoring,Mat,Mat); 1177 PETSC_EXTERN PetscErrorCode MatTransColoringApplyDenToSp(MatTransposeColoring,Mat,Mat); 1178 PETSC_EXTERN PetscErrorCode MatTransposeColoringDestroy(MatTransposeColoring*); 1179 1180 /* 1181 These routines are for partitioning matrices: currently used only 1182 for adjacency matrix, MatCreateMPIAdj(). 1183 */ 1184 1185 /*S 1186 MatPartitioning - Object for managing the partitioning of a matrix or graph 1187 1188 Level: beginner 1189 1190 Concepts: partitioning 1191 1192 .seealso: MatPartitioningCreate(), MatPartitioningType 1193 S*/ 1194 typedef struct _p_MatPartitioning* MatPartitioning; 1195 1196 /*J 1197 MatPartitioningType - String with the name of a PETSc matrix partitioning 1198 1199 Level: beginner 1200 dm 1201 .seealso: MatPartitioningCreate(), MatPartitioning 1202 J*/ 1203 typedef const char* MatPartitioningType; 1204 #define MATPARTITIONINGCURRENT "current" 1205 #define MATPARTITIONINGAVERAGE "average" 1206 #define MATPARTITIONINGSQUARE "square" 1207 #define MATPARTITIONINGPARMETIS "parmetis" 1208 #define MATPARTITIONINGCHACO "chaco" 1209 #define MATPARTITIONINGPARTY "party" 1210 #define MATPARTITIONINGPTSCOTCH "ptscotch" 1211 #define MATPARTITIONINGHIERARCH "hierarch" 1212 1213 1214 PETSC_EXTERN PetscErrorCode MatPartitioningCreate(MPI_Comm,MatPartitioning*); 1215 PETSC_EXTERN PetscErrorCode MatPartitioningSetType(MatPartitioning,MatPartitioningType); 1216 PETSC_EXTERN PetscErrorCode MatPartitioningSetNParts(MatPartitioning,PetscInt); 1217 PETSC_EXTERN PetscErrorCode MatPartitioningSetAdjacency(MatPartitioning,Mat); 1218 PETSC_EXTERN PetscErrorCode MatPartitioningSetVertexWeights(MatPartitioning,const PetscInt[]); 1219 PETSC_EXTERN PetscErrorCode MatPartitioningSetPartitionWeights(MatPartitioning,const PetscReal []); 1220 PETSC_EXTERN PetscErrorCode MatPartitioningApply(MatPartitioning,IS*); 1221 PETSC_EXTERN PetscErrorCode MatPartitioningDestroy(MatPartitioning*); 1222 1223 PETSC_EXTERN PetscErrorCode MatPartitioningRegister(const char[],PetscErrorCode (*)(MatPartitioning)); 1224 1225 1226 1227 PETSC_EXTERN PetscErrorCode MatPartitioningView(MatPartitioning,PetscViewer); 1228 PETSC_EXTERN PetscErrorCode MatPartitioningSetFromOptions(MatPartitioning); 1229 PETSC_EXTERN PetscErrorCode MatPartitioningGetType(MatPartitioning,MatPartitioningType*); 1230 1231 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetRepartition(MatPartitioning part); 1232 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetCoarseSequential(MatPartitioning); 1233 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisGetEdgeCut(MatPartitioning, PetscInt *); 1234 1235 typedef enum { MP_CHACO_MULTILEVEL=1,MP_CHACO_SPECTRAL=2,MP_CHACO_LINEAR=4,MP_CHACO_RANDOM=5,MP_CHACO_SCATTERED=6 } MPChacoGlobalType; 1236 PETSC_EXTERN const char *const MPChacoGlobalTypes[]; 1237 typedef enum { MP_CHACO_KERNIGHAN=1,MP_CHACO_NONE=2 } MPChacoLocalType; 1238 PETSC_EXTERN const char *const MPChacoLocalTypes[]; 1239 typedef enum { MP_CHACO_LANCZOS=0,MP_CHACO_RQI=1 } MPChacoEigenType; 1240 PETSC_EXTERN const char *const MPChacoEigenTypes[]; 1241 1242 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetGlobal(MatPartitioning,MPChacoGlobalType); 1243 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetGlobal(MatPartitioning,MPChacoGlobalType*); 1244 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetLocal(MatPartitioning,MPChacoLocalType); 1245 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetLocal(MatPartitioning,MPChacoLocalType*); 1246 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetCoarseLevel(MatPartitioning,PetscReal); 1247 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning,MPChacoEigenType); 1248 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenSolver(MatPartitioning,MPChacoEigenType*); 1249 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenTol(MatPartitioning,PetscReal); 1250 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenTol(MatPartitioning,PetscReal*); 1251 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning,PetscInt); 1252 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenNumber(MatPartitioning,PetscInt*); 1253 1254 #define MP_PARTY_OPT "opt" 1255 #define MP_PARTY_LIN "lin" 1256 #define MP_PARTY_SCA "sca" 1257 #define MP_PARTY_RAN "ran" 1258 #define MP_PARTY_GBF "gbf" 1259 #define MP_PARTY_GCF "gcf" 1260 #define MP_PARTY_BUB "bub" 1261 #define MP_PARTY_DEF "def" 1262 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetGlobal(MatPartitioning,const char*); 1263 #define MP_PARTY_HELPFUL_SETS "hs" 1264 #define MP_PARTY_KERNIGHAN_LIN "kl" 1265 #define MP_PARTY_NONE "no" 1266 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetLocal(MatPartitioning,const char*); 1267 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetCoarseLevel(MatPartitioning,PetscReal); 1268 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetBipart(MatPartitioning,PetscBool); 1269 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetMatchOptimization(MatPartitioning,PetscBool); 1270 1271 typedef enum { MP_PTSCOTCH_QUALITY,MP_PTSCOTCH_SPEED,MP_PTSCOTCH_BALANCE,MP_PTSCOTCH_SAFETY,MP_PTSCOTCH_SCALABILITY } MPPTScotchStrategyType; 1272 PETSC_EXTERN const char *const MPPTScotchStrategyTypes[]; 1273 1274 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetImbalance(MatPartitioning,PetscReal); 1275 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetImbalance(MatPartitioning,PetscReal*); 1276 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetStrategy(MatPartitioning,MPPTScotchStrategyType); 1277 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetStrategy(MatPartitioning,MPPTScotchStrategyType*); 1278 1279 /* 1280 * hierarchical partitioning 1281 */ 1282 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetFineparts(MatPartitioning,IS*); 1283 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetCoarseparts(MatPartitioning,IS*); 1284 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNcoarseparts(MatPartitioning,PetscInt); 1285 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNfineparts(MatPartitioning, PetscInt); 1286 1287 PETSC_EXTERN PetscErrorCode MatMeshToVertexGraph(Mat,PetscInt,Mat*); 1288 PETSC_EXTERN PetscErrorCode MatMeshToCellGraph(Mat,PetscInt,Mat*); 1289 1290 /* 1291 If you add entries here you must also add them to petsc/finclude/petscmat.h 1292 */ 1293 typedef enum { MATOP_SET_VALUES=0, 1294 MATOP_GET_ROW=1, 1295 MATOP_RESTORE_ROW=2, 1296 MATOP_MULT=3, 1297 MATOP_MULT_ADD=4, 1298 MATOP_MULT_TRANSPOSE=5, 1299 MATOP_MULT_TRANSPOSE_ADD=6, 1300 MATOP_SOLVE=7, 1301 MATOP_SOLVE_ADD=8, 1302 MATOP_SOLVE_TRANSPOSE=9, 1303 MATOP_SOLVE_TRANSPOSE_ADD=10, 1304 MATOP_LUFACTOR=11, 1305 MATOP_CHOLESKYFACTOR=12, 1306 MATOP_SOR=13, 1307 MATOP_TRANSPOSE=14, 1308 MATOP_GETINFO=15, 1309 MATOP_EQUAL=16, 1310 MATOP_GET_DIAGONAL=17, 1311 MATOP_DIAGONAL_SCALE=18, 1312 MATOP_NORM=19, 1313 MATOP_ASSEMBLY_BEGIN=20, 1314 MATOP_ASSEMBLY_END=21, 1315 MATOP_SET_OPTION=22, 1316 MATOP_ZERO_ENTRIES=23, 1317 MATOP_ZERO_ROWS=24, 1318 MATOP_LUFACTOR_SYMBOLIC=25, 1319 MATOP_LUFACTOR_NUMERIC=26, 1320 MATOP_CHOLESKY_FACTOR_SYMBOLIC=27, 1321 MATOP_CHOLESKY_FACTOR_NUMERIC=28, 1322 MATOP_SETUP_PREALLOCATION=29, 1323 MATOP_ILUFACTOR_SYMBOLIC=30, 1324 MATOP_ICCFACTOR_SYMBOLIC=31, 1325 /* MATOP_PLACEHOLDER_32=32, */ 1326 /* MATOP_PLACEHOLDER_33=33, */ 1327 MATOP_DUPLICATE=34, 1328 MATOP_FORWARD_SOLVE=35, 1329 MATOP_BACKWARD_SOLVE=36, 1330 MATOP_ILUFACTOR=37, 1331 MATOP_ICCFACTOR=38, 1332 MATOP_AXPY=39, 1333 MATOP_GET_SUBMATRICES=40, 1334 MATOP_INCREASE_OVERLAP=41, 1335 MATOP_GET_VALUES=42, 1336 MATOP_COPY=43, 1337 MATOP_GET_ROW_MAX=44, 1338 MATOP_SCALE=45, 1339 MATOP_SHIFT=46, 1340 MATOP_DIAGONAL_SET=47, 1341 MATOP_ZERO_ROWS_COLUMNS=48, 1342 MATOP_SET_RANDOM=49, 1343 MATOP_GET_ROW_IJ=50, 1344 MATOP_RESTORE_ROW_IJ=51, 1345 MATOP_GET_COLUMN_IJ=52, 1346 MATOP_RESTORE_COLUMN_IJ=53, 1347 MATOP_FDCOLORING_CREATE=54, 1348 MATOP_COLORING_PATCH=55, 1349 MATOP_SET_UNFACTORED=56, 1350 MATOP_PERMUTE=57, 1351 MATOP_SET_VALUES_BLOCKED=58, 1352 MATOP_GET_SUBMATRIX=59, 1353 MATOP_DESTROY=60, 1354 MATOP_VIEW=61, 1355 MATOP_CONVERT_FROM=62, 1356 MATOP_MATMAT_MULT=63, 1357 MATOP_MATMAT_MULT_SYMBOLIC=64, 1358 MATOP_MATMAT_MULT_NUMERIC=65, 1359 MATOP_SET_LOCAL_TO_GLOBAL_MAP=66, 1360 MATOP_SET_VALUES_LOCAL=67, 1361 MATOP_ZERO_ROWS_LOCAL=68, 1362 MATOP_GET_ROW_MAX_ABS=69, 1363 MATOP_GET_ROW_MIN_ABS=70, 1364 MATOP_CONVERT=71, 1365 MATOP_SET_COLORING=72, 1366 /* MATOP_PLACEHOLDER_73=73, */ 1367 MATOP_SET_VALUES_ADIFOR=74, 1368 MATOP_FD_COLORING_APPLY=75, 1369 MATOP_SET_FROM_OPTIONS=76, 1370 MATOP_MULT_CONSTRAINED=77, 1371 MATOP_MULT_TRANSPOSE_CONSTRAIN=78, 1372 MATOP_FIND_ZERO_DIAGONALS=79, 1373 MATOP_MULT_MULTIPLE=80, 1374 MATOP_SOLVE_MULTIPLE=81, 1375 MATOP_GET_INERTIA=82, 1376 MATOP_LOAD=83, 1377 MATOP_IS_SYMMETRIC=84, 1378 MATOP_IS_HERMITIAN=85, 1379 MATOP_IS_STRUCTURALLY_SYMMETRIC=86, 1380 MATOP_SET_VALUES_BLOCKEDLOCAL=87, 1381 MATOP_GET_VECS=88, 1382 MATOP_MAT_MULT=89, 1383 MATOP_MAT_MULT_SYMBOLIC=90, 1384 MATOP_MAT_MULT_NUMERIC=91, 1385 MATOP_PTAP=92, 1386 MATOP_PTAP_SYMBOLIC=93, 1387 MATOP_PTAP_NUMERIC=94, 1388 MATOP_MAT_TRANSPOSE_MULT=95, 1389 MATOP_MAT_TRANSPOSE_MULT_SYMBO=96, 1390 MATOP_MAT_TRANSPOSE_MULT_NUMER=97, 1391 /* MATOP_PLACEHOLDER_98=98, */ 1392 /* MATOP_PLACEHOLDER_99=99, */ 1393 /* MATOP_PLACEHOLDER_100=100, */ 1394 /* MATOP_PLACEHOLDER_101=101, */ 1395 MATOP_CONJUGATE=102, 1396 /* MATOP_PLACEHOLDER_103=103, */ 1397 MATOP_SET_VALUES_ROW=104, 1398 MATOP_REAL_PART=105, 1399 MATOP_IMAGINARY_PART=106, 1400 MATOP_GET_ROW_UPPER_TRIANGULAR=107, 1401 MATOP_RESTORE_ROW_UPPER_TRIANG=108, 1402 MATOP_MAT_SOLVE=109, 1403 MATOP_GET_REDUNDANT_MATRIX=110, 1404 MATOP_GET_ROW_MIN=111, 1405 MATOP_GET_COLUMN_VECTOR=112, 1406 MATOP_MISSING_DIAGONAL=113, 1407 MATOP_GET_SEQ_NONZERO_STRUCTUR=114, 1408 MATOP_CREATE=115, 1409 MATOP_GET_GHOSTS=116, 1410 MATOP_GET_LOCAL_SUB_MATRIX=117, 1411 MATOP_RESTORE_LOCALSUB_MATRIX=118, 1412 MATOP_MULT_DIAGONAL_BLOCK=119, 1413 MATOP_HERMITIAN_TRANSPOSE=120, 1414 MATOP_MULT_HERMITIAN_TRANSPOSE=121, 1415 MATOP_MULT_HERMITIAN_TRANS_ADD=122, 1416 MATOP_GET_MULTI_PROC_BLOCK=123, 1417 MATOP_FIND_NONZERO_ROWS=124, 1418 MATOP_GET_COLUMN_NORMS=125, 1419 MATOP_INVERT_BLOCK_DIAGONAL=126, 1420 /* MATOP_PLACEHOLDER_127=127, */ 1421 MATOP_GET_SUB_MATRICES_PARALLE=128, 1422 MATOP_SET_VALUES_BATCH=129, 1423 MATOP_TRANSPOSE_MAT_MULT=130, 1424 MATOP_TRANSPOSE_MAT_MULT_SYMBO=131, 1425 MATOP_TRANSPOSE_MAT_MULT_NUMER=132, 1426 MATOP_TRANSPOSE_COLORING_CREAT=133, 1427 MATOP_TRANS_COLORING_APPLY_SPT=134, 1428 MATOP_TRANS_COLORING_APPLY_DEN=135, 1429 MATOP_RART=136, 1430 MATOP_RART_SYMBOLIC=137, 1431 MATOP_RART_NUMERIC=138, 1432 MATOP_SET_BLOCK_SIZES=139, 1433 MATOP_AYPX=140, 1434 MATOP_RESIDUAL=141, 1435 MATOP_FDCOLORING_SETUP=142, 1436 MATOP_MPICONCATENATESEQ=144 1437 } MatOperation; 1438 PETSC_EXTERN PetscErrorCode MatHasOperation(Mat,MatOperation,PetscBool *); 1439 PETSC_EXTERN PetscErrorCode MatShellSetOperation(Mat,MatOperation,void(*)(void)); 1440 PETSC_EXTERN PetscErrorCode MatShellGetOperation(Mat,MatOperation,void(**)(void)); 1441 PETSC_EXTERN PetscErrorCode MatShellSetContext(Mat,void*); 1442 1443 /* 1444 Codes for matrices stored on disk. By default they are 1445 stored in a universal format. By changing the format with 1446 PetscViewerPushFormat(viewer,PETSC_VIEWER_NATIVE); the matrices will 1447 be stored in a way natural for the matrix, for example dense matrices 1448 would be stored as dense. Matrices stored this way may only be 1449 read into matrices of the same type. 1450 */ 1451 #define MATRIX_BINARY_FORMAT_DENSE -1 1452 1453 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetHashTableFactor(Mat,PetscReal); 1454 PETSC_EXTERN PetscErrorCode MatISGetLocalMat(Mat,Mat*); 1455 PETSC_EXTERN PetscErrorCode MatISSetLocalMat(Mat,Mat); 1456 PETSC_EXTERN PetscErrorCode MatISGetMPIXAIJ(Mat,MatReuse,Mat*); 1457 1458 /*S 1459 MatNullSpace - Object that removes a null space from a vector, i.e. 1460 orthogonalizes the vector to a subsapce 1461 1462 Level: advanced 1463 1464 Concepts: matrix; linear operator, null space 1465 1466 Users manual sections: 1467 . sec_singular 1468 1469 .seealso: MatNullSpaceCreate() 1470 S*/ 1471 typedef struct _p_MatNullSpace* MatNullSpace; 1472 1473 PETSC_EXTERN PetscErrorCode MatNullSpaceCreate(MPI_Comm,PetscBool ,PetscInt,const Vec[],MatNullSpace*); 1474 PETSC_EXTERN PetscErrorCode MatNullSpaceSetFunction(MatNullSpace,PetscErrorCode (*)(MatNullSpace,Vec,void*),void*); 1475 PETSC_EXTERN PetscErrorCode MatNullSpaceDestroy(MatNullSpace*); 1476 PETSC_EXTERN PetscErrorCode MatNullSpaceRemove(MatNullSpace,Vec); 1477 PETSC_EXTERN PetscErrorCode MatGetNullSpace(Mat, MatNullSpace *); 1478 PETSC_EXTERN PetscErrorCode MatGetTransposeNullSpace(Mat, MatNullSpace *); 1479 PETSC_EXTERN PetscErrorCode MatSetTransposeNullSpace(Mat,MatNullSpace); 1480 PETSC_EXTERN PetscErrorCode MatSetNullSpace(Mat,MatNullSpace); 1481 PETSC_EXTERN PetscErrorCode MatSetNearNullSpace(Mat,MatNullSpace); 1482 PETSC_EXTERN PetscErrorCode MatGetNearNullSpace(Mat,MatNullSpace*); 1483 PETSC_EXTERN PetscErrorCode MatNullSpaceTest(MatNullSpace,Mat,PetscBool *); 1484 PETSC_EXTERN PetscErrorCode MatNullSpaceView(MatNullSpace,PetscViewer); 1485 PETSC_EXTERN PetscErrorCode MatNullSpaceGetVecs(MatNullSpace,PetscBool*,PetscInt*,const Vec**); 1486 PETSC_EXTERN PetscErrorCode MatNullSpaceCreateRigidBody(Vec,MatNullSpace*); 1487 1488 PETSC_EXTERN PetscErrorCode MatReorderingSeqSBAIJ(Mat,IS); 1489 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetHashTableFactor(Mat,PetscReal); 1490 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetColumnIndices(Mat,PetscInt *); 1491 PETSC_EXTERN PetscErrorCode MatSeqBAIJInvertBlockDiagonal(Mat); 1492 1493 PETSC_EXTERN PetscErrorCode MatCreateMAIJ(Mat,PetscInt,Mat*); 1494 PETSC_EXTERN PetscErrorCode MatMAIJRedimension(Mat,PetscInt,Mat*); 1495 PETSC_EXTERN PetscErrorCode MatMAIJGetAIJ(Mat,Mat*); 1496 1497 PETSC_EXTERN PetscErrorCode MatComputeExplicitOperator(Mat,Mat*); 1498 1499 PETSC_EXTERN PetscErrorCode MatDiagonalScaleLocal(Mat,Vec); 1500 1501 PETSC_EXTERN PetscErrorCode MatCreateMFFD(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,Mat*); 1502 PETSC_EXTERN PetscErrorCode MatMFFDSetBase(Mat,Vec,Vec); 1503 PETSC_EXTERN PetscErrorCode MatMFFDSetFunction(Mat,PetscErrorCode(*)(void*,Vec,Vec),void*); 1504 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioni(Mat,PetscErrorCode (*)(void*,PetscInt,Vec,PetscScalar*)); 1505 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioniBase(Mat,PetscErrorCode (*)(void*,Vec)); 1506 PETSC_EXTERN PetscErrorCode MatMFFDSetHHistory(Mat,PetscScalar[],PetscInt); 1507 PETSC_EXTERN PetscErrorCode MatMFFDResetHHistory(Mat); 1508 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctionError(Mat,PetscReal); 1509 PETSC_EXTERN PetscErrorCode MatMFFDSetPeriod(Mat,PetscInt); 1510 PETSC_EXTERN PetscErrorCode MatMFFDGetH(Mat,PetscScalar *); 1511 PETSC_EXTERN PetscErrorCode MatMFFDSetOptionsPrefix(Mat,const char[]); 1512 PETSC_EXTERN PetscErrorCode MatMFFDCheckPositivity(void*,Vec,Vec,PetscScalar*); 1513 PETSC_EXTERN PetscErrorCode MatMFFDSetCheckh(Mat,PetscErrorCode (*)(void*,Vec,Vec,PetscScalar*),void*); 1514 1515 /*S 1516 MatMFFD - A data structured used to manage the computation of the h differencing parameter for matrix-free 1517 Jacobian vector products 1518 1519 Notes: MATMFFD is a specific MatType which uses the MatMFFD data structure 1520 1521 MatMFFD*() methods actually take the Mat as their first argument. Not a MatMFFD data structure 1522 1523 Level: developer 1524 1525 .seealso: MATMFFD, MatCreateMFFD(), MatMFFDSetFuction(), MatMFFDSetType(), MatMFFDRegister() 1526 S*/ 1527 typedef struct _p_MatMFFD* MatMFFD; 1528 1529 /*J 1530 MatMFFDType - algorithm used to compute the h used in computing matrix-vector products via differencing of the function 1531 1532 Level: beginner 1533 1534 .seealso: MatMFFDSetType(), MatMFFDRegister() 1535 J*/ 1536 typedef const char* MatMFFDType; 1537 #define MATMFFD_DS "ds" 1538 #define MATMFFD_WP "wp" 1539 1540 PETSC_EXTERN PetscErrorCode MatMFFDSetType(Mat,MatMFFDType); 1541 PETSC_EXTERN PetscErrorCode MatMFFDRegister(const char[],PetscErrorCode (*)(MatMFFD)); 1542 1543 PETSC_EXTERN PetscErrorCode MatMFFDDSSetUmin(Mat,PetscReal); 1544 PETSC_EXTERN PetscErrorCode MatMFFDWPSetComputeNormU(Mat,PetscBool ); 1545 1546 PETSC_EXTERN PetscErrorCode MatFDColoringSetType(MatFDColoring,MatMFFDType); 1547 1548 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *); 1549 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *); 1550 1551 /* 1552 PETSc interface to MUMPS 1553 */ 1554 #ifdef PETSC_HAVE_MUMPS 1555 PETSC_EXTERN PetscErrorCode MatMumpsSetIcntl(Mat,PetscInt,PetscInt); 1556 PETSC_EXTERN PetscErrorCode MatMumpsGetIcntl(Mat,PetscInt,PetscInt*); 1557 PETSC_EXTERN PetscErrorCode MatMumpsSetCntl(Mat,PetscInt,PetscReal); 1558 PETSC_EXTERN PetscErrorCode MatMumpsGetCntl(Mat,PetscInt,PetscReal*); 1559 1560 PETSC_EXTERN PetscErrorCode MatMumpsGetInfo(Mat,PetscInt,PetscInt*); 1561 PETSC_EXTERN PetscErrorCode MatMumpsGetInfog(Mat,PetscInt,PetscInt*); 1562 PETSC_EXTERN PetscErrorCode MatMumpsGetRinfo(Mat,PetscInt,PetscReal*); 1563 PETSC_EXTERN PetscErrorCode MatMumpsGetRinfog(Mat,PetscInt,PetscReal*); 1564 #endif 1565 1566 /* 1567 PETSc interface to Mkl_Pardiso 1568 */ 1569 #ifdef PETSC_HAVE_MKL_PARDISO 1570 PETSC_EXTERN PetscErrorCode MatMkl_PardisoSetCntl(Mat,PetscInt,PetscInt); 1571 #endif 1572 1573 /* 1574 PETSc interface to Mkl_CPardiso 1575 */ 1576 #ifdef PETSC_HAVE_MKL_CPARDISO 1577 PETSC_EXTERN PetscErrorCode MatMkl_CPardisoSetCntl(Mat,PetscInt,PetscInt); 1578 #endif 1579 1580 /* 1581 PETSc interface to SUPERLU 1582 */ 1583 #ifdef PETSC_HAVE_SUPERLU 1584 PETSC_EXTERN PetscErrorCode MatSuperluSetILUDropTol(Mat,PetscReal); 1585 #endif 1586 1587 /* 1588 PETSc interface to SUPERLU_DIST 1589 */ 1590 #ifdef PETSC_HAVE_SUPERLU_DIST 1591 PETSC_EXTERN PetscErrorCode MatSuperluDistGetDiagU(Mat,PetscScalar*); 1592 #endif 1593 1594 /* 1595 PETSc interface to STRUMPACK 1596 */ 1597 #ifdef PETSC_HAVE_STRUMPACK 1598 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSRelCompTol(Mat,PetscReal); 1599 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSMinSize(Mat,PetscInt); 1600 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetColPerm(Mat,PetscBool); 1601 #endif 1602 1603 1604 #ifdef PETSC_HAVE_CUDA 1605 /*E 1606 MatCUSPARSEStorageFormat - indicates the storage format for CUSPARSE (GPU) 1607 matrices. 1608 1609 Not Collective 1610 1611 + MAT_CUSPARSE_CSR - Compressed Sparse Row 1612 . MAT_CUSPARSE_ELL - Ellpack (requires CUDA 4.2 or later). 1613 - MAT_CUSPARSE_HYB - Hybrid, a combination of Ellpack and Coordinate format (requires CUDA 4.2 or later). 1614 1615 Level: intermediate 1616 1617 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 1618 1619 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEFormatOperation 1620 E*/ 1621 1622 typedef enum {MAT_CUSPARSE_CSR, MAT_CUSPARSE_ELL, MAT_CUSPARSE_HYB} MatCUSPARSEStorageFormat; 1623 1624 /* these will be strings associated with enumerated type defined above */ 1625 PETSC_EXTERN const char *const MatCUSPARSEStorageFormats[]; 1626 1627 /*E 1628 MatCUSPARSEFormatOperation - indicates the operation of CUSPARSE (GPU) 1629 matrices whose operation should use a particular storage format. 1630 1631 Not Collective 1632 1633 + MAT_CUSPARSE_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult 1634 . MAT_CUSPARSE_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult 1635 . MAT_CUSPARSE_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult 1636 - MAT_CUSPARSE_ALL - sets the storage format for all CUSPARSE (GPU) matrices 1637 1638 Level: intermediate 1639 1640 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEStorageFormat 1641 E*/ 1642 typedef enum {MAT_CUSPARSE_MULT_DIAG, MAT_CUSPARSE_MULT_OFFDIAG, MAT_CUSPARSE_MULT, MAT_CUSPARSE_ALL} MatCUSPARSEFormatOperation; 1643 1644 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1645 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1646 PETSC_EXTERN PetscErrorCode MatCUSPARSESetFormat(Mat,MatCUSPARSEFormatOperation,MatCUSPARSEStorageFormat); 1647 #endif 1648 1649 #if defined(PETSC_HAVE_CUSP) 1650 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSP(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1651 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSP(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1652 1653 /*E 1654 MatCUSPStorageFormat - indicates the storage format for CUSP (GPU) 1655 matrices. 1656 1657 Not Collective 1658 1659 + MAT_CUSP_CSR - Compressed Sparse Row 1660 . MAT_CUSP_DIA - Diagonal 1661 - MAT_CUSP_ELL - Ellpack 1662 1663 Level: intermediate 1664 1665 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 1666 1667 .seealso: MatCUSPSetFormat(), MatCUSPFormatOperation 1668 E*/ 1669 typedef enum {MAT_CUSP_CSR, MAT_CUSP_DIA, MAT_CUSP_ELL} MatCUSPStorageFormat; 1670 1671 /* these will be strings associated with enumerated type defined above */ 1672 PETSC_EXTERN const char *const MatCUSPStorageFormats[]; 1673 1674 /*E 1675 MatCUSPFormatOperation - indicates the operation of CUSP (GPU) 1676 matrices whose operation should use a particular storage format. 1677 1678 Not Collective 1679 1680 + MAT_CUSP_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult 1681 . MAT_CUSP_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult 1682 . MAT_CUSP_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult 1683 - MAT_CUSP_ALL - sets the storage format for all CUSP (GPU) matrices 1684 1685 Level: intermediate 1686 1687 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 1688 1689 .seealso: MatCUSPSetFormat(), MatCUSPStorageFormat 1690 E*/ 1691 typedef enum {MAT_CUSP_MULT_DIAG, MAT_CUSP_MULT_OFFDIAG, MAT_CUSP_MULT, MAT_CUSP_ALL} MatCUSPFormatOperation; 1692 1693 PETSC_EXTERN PetscErrorCode MatCUSPSetFormat(Mat,MatCUSPFormatOperation,MatCUSPStorageFormat); 1694 #endif 1695 1696 #if defined(PETSC_HAVE_VIENNACL) 1697 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1698 PETSC_EXTERN PetscErrorCode MatCreateAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1699 #endif 1700 1701 /* 1702 PETSc interface to FFTW 1703 */ 1704 #if defined(PETSC_HAVE_FFTW) 1705 PETSC_EXTERN PetscErrorCode VecScatterPetscToFFTW(Mat,Vec,Vec); 1706 PETSC_EXTERN PetscErrorCode VecScatterFFTWToPetsc(Mat,Vec,Vec); 1707 PETSC_EXTERN PetscErrorCode MatCreateVecsFFTW(Mat,Vec*,Vec*,Vec*); 1708 #endif 1709 1710 /* 1711 PETSc interface to ELEMENTAL 1712 */ 1713 #if defined(PETSC_HAVE_ELEMENTAL) 1714 #if defined(PETSC_USE_COMPLEX) 1715 typedef El::Complex<PetscReal> PetscElemScalar; 1716 #else 1717 typedef PetscScalar PetscElemScalar; 1718 #endif 1719 PETSC_EXTERN PetscErrorCode PetscElementalInitializePackage(void); 1720 PETSC_EXTERN PetscErrorCode PetscElementalFinalizePackage(void); 1721 #endif 1722 1723 PETSC_EXTERN PetscErrorCode MatCreateNest(MPI_Comm,PetscInt,const IS[],PetscInt,const IS[],const Mat[],Mat*); 1724 PETSC_EXTERN PetscErrorCode MatNestGetSize(Mat,PetscInt*,PetscInt*); 1725 PETSC_EXTERN PetscErrorCode MatNestGetISs(Mat,IS[],IS[]); 1726 PETSC_EXTERN PetscErrorCode MatNestGetLocalISs(Mat,IS[],IS[]); 1727 PETSC_EXTERN PetscErrorCode MatNestGetSubMats(Mat,PetscInt*,PetscInt*,Mat***); 1728 PETSC_EXTERN PetscErrorCode MatNestGetSubMat(Mat,PetscInt,PetscInt,Mat*); 1729 PETSC_EXTERN PetscErrorCode MatNestSetVecType(Mat,VecType); 1730 PETSC_EXTERN PetscErrorCode MatNestSetSubMats(Mat,PetscInt,const IS[],PetscInt,const IS[],const Mat[]); 1731 PETSC_EXTERN PetscErrorCode MatNestSetSubMat(Mat,PetscInt,PetscInt,Mat); 1732 1733 PETSC_EXTERN PetscErrorCode MatChop(Mat,PetscReal); 1734 PETSC_EXTERN PetscErrorCode MatComputeBandwidth(Mat,PetscReal,PetscInt*); 1735 1736 PETSC_EXTERN PetscErrorCode MatSubdomainsCreateCoalesce(Mat,PetscInt,PetscInt*,IS**); 1737 1738 PETSC_EXTERN PetscErrorCode MatPreallocatorPreallocate(Mat,PetscBool,Mat); 1739 1740 PETSC_INTERN PetscErrorCode MatHeaderMerge(Mat,Mat*); 1741 PETSC_EXTERN PetscErrorCode MatHeaderReplace(Mat,Mat*); 1742 1743 #endif 1744