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 MATSOLVERMKL_PARDISO "mkl_pardiso" 110 #define MATSOLVERMKL_CPARDISO "mkl_cpardiso" 111 #define MATSOLVERPASTIX "pastix" 112 #define MATSOLVERMATLAB "matlab" 113 #define MATSOLVERPETSC "petsc" 114 #define MATSOLVERBAS "bas" 115 #define MATSOLVERCUSPARSE "cusparse" 116 #define MATSOLVERBSTRM "bstrm" 117 #define MATSOLVERSBSTRM "sbstrm" 118 #define MATSOLVERELEMENTAL "elemental" 119 #define MATSOLVERCLIQUE "clique" 120 #define MATSOLVERKLU "klu" 121 122 /*E 123 MatFactorType - indicates what type of factorization is requested 124 125 Level: beginner 126 127 Any additions/changes here MUST also be made in include/petsc-finclude/petscmat.h 128 129 .seealso: MatSolverPackage, MatGetFactor() 130 E*/ 131 typedef enum {MAT_FACTOR_NONE, MAT_FACTOR_LU, MAT_FACTOR_CHOLESKY, MAT_FACTOR_ILU, MAT_FACTOR_ICC,MAT_FACTOR_ILUDT} MatFactorType; 132 PETSC_EXTERN const char *const MatFactorTypes[]; 133 134 PETSC_EXTERN PetscErrorCode MatGetFactor(Mat,const MatSolverPackage,MatFactorType,Mat*); 135 PETSC_EXTERN PetscErrorCode MatGetFactorAvailable(Mat,const MatSolverPackage,MatFactorType,PetscBool *); 136 PETSC_EXTERN PetscErrorCode MatFactorGetSolverPackage(Mat,const MatSolverPackage*); 137 PETSC_EXTERN PetscErrorCode MatGetFactorType(Mat,MatFactorType*); 138 PETSC_EXTERN PetscErrorCode MatSolverPackageRegister(const MatSolverPackage,const MatType,MatFactorType,PetscErrorCode(*)(Mat,MatFactorType,Mat*)); 139 PETSC_EXTERN PetscErrorCode MatSolverPackageGet(const MatSolverPackage,const MatType,MatFactorType,PetscBool*,PetscBool*,PetscErrorCode (**)(Mat,MatFactorType,Mat*)); 140 141 /* Logging support */ 142 #define MAT_FILE_CLASSID 1211216 /* used to indicate matrices in binary files */ 143 PETSC_EXTERN PetscClassId MAT_CLASSID; 144 PETSC_EXTERN PetscClassId MAT_COLORING_CLASSID; 145 PETSC_EXTERN PetscClassId MAT_FDCOLORING_CLASSID; 146 PETSC_EXTERN PetscClassId MAT_TRANSPOSECOLORING_CLASSID; 147 PETSC_EXTERN PetscClassId MAT_PARTITIONING_CLASSID; 148 PETSC_EXTERN PetscClassId MAT_COARSEN_CLASSID; 149 PETSC_EXTERN PetscClassId MAT_NULLSPACE_CLASSID; 150 PETSC_EXTERN PetscClassId MATMFFD_CLASSID; 151 152 /*E 153 MatReuse - Indicates if matrices obtained from a previous call to MatGetSubMatrices() 154 or MatGetSubMatrix() are to be reused to store the new matrix values. For MatConvert() is used to indicate 155 that the input matrix is to be replaced with the converted matrix. 156 157 Level: beginner 158 159 Any additions/changes here MUST also be made in include/petsc-finclude/petscmat.h 160 161 .seealso: MatGetSubMatrices(), MatGetSubMatrix(), MatDestroyMatrices(), MatConvert() 162 E*/ 163 typedef enum {MAT_INITIAL_MATRIX,MAT_REUSE_MATRIX,MAT_IGNORE_MATRIX} MatReuse; 164 165 /*E 166 MatGetSubMatrixOption - Indicates if matrices obtained from a call to MatGetSubMatrices() 167 include the matrix values. Currently it is only used by MatGetSeqNonzerostructure(). 168 169 Level: beginner 170 171 .seealso: MatGetSeqNonzerostructure() 172 E*/ 173 typedef enum {MAT_DO_NOT_GET_VALUES,MAT_GET_VALUES} MatGetSubMatrixOption; 174 175 PETSC_EXTERN PetscErrorCode MatInitializePackage(void); 176 177 PETSC_EXTERN PetscErrorCode MatCreate(MPI_Comm,Mat*); 178 PETSC_EXTERN PetscErrorCode MatSetSizes(Mat,PetscInt,PetscInt,PetscInt,PetscInt); 179 PETSC_EXTERN PetscErrorCode MatSetType(Mat,MatType); 180 PETSC_EXTERN PetscErrorCode MatSetFromOptions(Mat); 181 PETSC_STATIC_INLINE PetscErrorCode MatViewFromOptions(Mat A,const char prefix[],const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,prefix,name);} 182 PETSC_EXTERN PetscErrorCode MatRegister(const char[],PetscErrorCode(*)(Mat)); 183 PETSC_EXTERN PetscErrorCode MatRegisterBaseName(const char[],const char[],const char[]); 184 PETSC_EXTERN PetscErrorCode MatSetOptionsPrefix(Mat,const char[]); 185 PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefix(Mat,const char[]); 186 PETSC_EXTERN PetscErrorCode MatGetOptionsPrefix(Mat,const char*[]); 187 188 PETSC_EXTERN PetscFunctionList MatList; 189 PETSC_EXTERN PetscFunctionList MatColoringList; 190 PETSC_EXTERN PetscFunctionList MatPartitioningList; 191 PETSC_EXTERN PetscFunctionList MatCoarsenList; 192 193 /*E 194 MatStructure - Indicates if two matrices have the same nonzero structure 195 196 Level: beginner 197 198 Any additions/changes here MUST also be made in include/petsc-finclude/petscmat.h 199 200 .seealso: MatCopy(), MatAXPY() 201 E*/ 202 typedef enum {DIFFERENT_NONZERO_PATTERN,SUBSET_NONZERO_PATTERN,SAME_NONZERO_PATTERN} MatStructure; 203 204 PETSC_EXTERN PetscErrorCode MatCreateSeqDense(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*); 205 PETSC_EXTERN PetscErrorCode MatCreateDense(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*); 206 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 207 PETSC_EXTERN PetscErrorCode MatCreateAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 208 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *); 209 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSplitArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],PetscInt[],PetscInt[],PetscScalar[],Mat*); 210 211 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 212 PETSC_EXTERN PetscErrorCode MatCreateBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 213 PETSC_EXTERN PetscErrorCode MatCreateMPIBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat*); 214 215 PETSC_EXTERN PetscErrorCode MatCreateMPIAdj(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscInt[],Mat*); 216 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 217 218 PETSC_EXTERN PetscErrorCode MatCreateSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 219 PETSC_EXTERN PetscErrorCode MatCreateMPISBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *); 220 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 221 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 222 PETSC_EXTERN PetscErrorCode MatXAIJSetPreallocation(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscInt[],const PetscInt[]); 223 224 PETSC_EXTERN PetscErrorCode MatCreateShell(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,void *,Mat*); 225 PETSC_EXTERN PetscErrorCode MatCreateNormal(Mat,Mat*); 226 PETSC_EXTERN PetscErrorCode MatCreateLRC(Mat,Mat,Mat,Mat*); 227 PETSC_EXTERN PetscErrorCode MatCreateIS(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,ISLocalToGlobalMapping,Mat*); 228 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 229 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 230 231 PETSC_EXTERN PetscErrorCode MatCreateSeqBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 232 PETSC_EXTERN PetscErrorCode MatCreateMPIBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 233 PETSC_EXTERN PetscErrorCode MatCreateSeqSBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 234 PETSC_EXTERN PetscErrorCode MatCreateMPISBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 235 236 PETSC_EXTERN PetscErrorCode MatCreateScatter(MPI_Comm,VecScatter,Mat*); 237 PETSC_EXTERN PetscErrorCode MatScatterSetVecScatter(Mat,VecScatter); 238 PETSC_EXTERN PetscErrorCode MatScatterGetVecScatter(Mat,VecScatter*); 239 PETSC_EXTERN PetscErrorCode MatCreateBlockMat(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,Mat*); 240 PETSC_EXTERN PetscErrorCode MatCompositeAddMat(Mat,Mat); 241 PETSC_EXTERN PetscErrorCode MatCompositeMerge(Mat); 242 PETSC_EXTERN PetscErrorCode MatCreateComposite(MPI_Comm,PetscInt,const Mat*,Mat*); 243 typedef enum {MAT_COMPOSITE_ADDITIVE,MAT_COMPOSITE_MULTIPLICATIVE} MatCompositeType; 244 PETSC_EXTERN PetscErrorCode MatCompositeSetType(Mat,MatCompositeType); 245 246 PETSC_EXTERN PetscErrorCode MatCreateFFT(MPI_Comm,PetscInt,const PetscInt[],MatType,Mat*); 247 PETSC_EXTERN PetscErrorCode MatCreateSeqCUFFT(MPI_Comm,PetscInt,const PetscInt[],Mat*); 248 249 PETSC_EXTERN PetscErrorCode MatCreateTranspose(Mat,Mat*); 250 PETSC_EXTERN PetscErrorCode MatCreateHermitianTranspose(Mat,Mat*); 251 PETSC_EXTERN PetscErrorCode MatCreateSubMatrix(Mat,IS,IS,Mat*); 252 PETSC_EXTERN PetscErrorCode MatSubMatrixUpdate(Mat,Mat,IS,IS); 253 PETSC_EXTERN PetscErrorCode MatCreateLocalRef(Mat,IS,IS,Mat*); 254 255 PETSC_EXTERN PetscErrorCode MatPythonSetType(Mat,const char[]); 256 257 PETSC_EXTERN PetscErrorCode MatSetUp(Mat); 258 PETSC_EXTERN PetscErrorCode MatDestroy(Mat*); 259 PETSC_EXTERN PetscErrorCode MatGetNonzeroState(Mat,PetscObjectState*); 260 261 PETSC_EXTERN PetscErrorCode MatConjugate(Mat); 262 PETSC_EXTERN PetscErrorCode MatRealPart(Mat); 263 PETSC_EXTERN PetscErrorCode MatImaginaryPart(Mat); 264 PETSC_EXTERN PetscErrorCode MatGetDiagonalBlock(Mat,Mat*); 265 PETSC_EXTERN PetscErrorCode MatGetTrace(Mat,PetscScalar*); 266 PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonal(Mat,const PetscScalar **); 267 268 /* ------------------------------------------------------------*/ 269 PETSC_EXTERN PetscErrorCode MatSetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 270 PETSC_EXTERN PetscErrorCode MatSetValuesBlocked(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 271 PETSC_EXTERN PetscErrorCode MatSetValuesRow(Mat,PetscInt,const PetscScalar[]); 272 PETSC_EXTERN PetscErrorCode MatSetValuesRowLocal(Mat,PetscInt,const PetscScalar[]); 273 PETSC_EXTERN PetscErrorCode MatSetValuesBatch(Mat,PetscInt,PetscInt,PetscInt[],const PetscScalar[]); 274 PETSC_EXTERN PetscErrorCode MatSetRandom(Mat,PetscRandom); 275 276 /*S 277 MatStencil - Data structure (C struct) for storing information about a single row or 278 column of a matrix as indexed on an associated grid. 279 280 Fortran usage is different, see MatSetValuesStencil() for details. 281 282 Level: beginner 283 284 Concepts: matrix; linear operator 285 286 .seealso: MatSetValuesStencil(), MatSetStencil(), MatSetValuesBlockedStencil() 287 S*/ 288 typedef struct { 289 PetscInt k,j,i,c; 290 } MatStencil; 291 292 PETSC_EXTERN PetscErrorCode MatSetValuesStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 293 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 294 PETSC_EXTERN PetscErrorCode MatSetStencil(Mat,PetscInt,const PetscInt[],const PetscInt[],PetscInt); 295 296 PETSC_EXTERN PetscErrorCode MatSetColoring(Mat,ISColoring); 297 PETSC_EXTERN PetscErrorCode MatSetValuesAdifor(Mat,PetscInt,void*); 298 299 /*E 300 MatAssemblyType - Indicates if the matrix is now to be used, or if you plan 301 to continue to add values to it 302 303 Level: beginner 304 305 .seealso: MatAssemblyBegin(), MatAssemblyEnd() 306 E*/ 307 typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType; 308 PETSC_EXTERN PetscErrorCode MatAssemblyBegin(Mat,MatAssemblyType); 309 PETSC_EXTERN PetscErrorCode MatAssemblyEnd(Mat,MatAssemblyType); 310 PETSC_EXTERN PetscErrorCode MatAssembled(Mat,PetscBool *); 311 312 313 314 /*E 315 MatOption - Options that may be set for a matrix and its behavior or storage 316 317 Level: beginner 318 319 Any additions/changes here MUST also be made in include/petsc-finclude/petscmat.h 320 321 Developer Notes: Entries that are negative need not be called collectively by all processes. 322 323 .seealso: MatSetOption() 324 E*/ 325 typedef enum {MAT_OPTION_MIN = -5, 326 MAT_NEW_NONZERO_LOCATION_ERR = -4, 327 MAT_UNUSED_NONZERO_LOCATION_ERR = -3, 328 MAT_NEW_NONZERO_ALLOCATION_ERR = -2, 329 MAT_ROW_ORIENTED = -1, 330 MAT_SYMMETRIC = 1, 331 MAT_STRUCTURALLY_SYMMETRIC = 2, 332 MAT_NEW_DIAGONALS = 3, 333 MAT_IGNORE_OFF_PROC_ENTRIES = 4, 334 MAT_USE_HASH_TABLE = 5, 335 MAT_KEEP_NONZERO_PATTERN = 6, 336 MAT_IGNORE_ZERO_ENTRIES = 7, 337 MAT_USE_INODES = 8, 338 MAT_HERMITIAN = 9, 339 MAT_SYMMETRY_ETERNAL = 10, 340 MAT_DUMMY = 11, 341 MAT_IGNORE_LOWER_TRIANGULAR = 12, 342 MAT_ERROR_LOWER_TRIANGULAR = 13, 343 MAT_GETROW_UPPERTRIANGULAR = 14, 344 MAT_SPD = 15, 345 MAT_NO_OFF_PROC_ZERO_ROWS = 16, 346 MAT_NO_OFF_PROC_ENTRIES = 17, 347 MAT_NEW_NONZERO_LOCATIONS = 18, 348 MAT_OPTION_MAX = 19} MatOption; 349 350 PETSC_EXTERN const char *MatOptions[]; 351 PETSC_EXTERN PetscErrorCode MatSetOption(Mat,MatOption,PetscBool); 352 PETSC_EXTERN PetscErrorCode MatGetOption(Mat,MatOption,PetscBool*); 353 PETSC_EXTERN PetscErrorCode MatGetType(Mat,MatType*); 354 355 PETSC_EXTERN PetscErrorCode MatGetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]); 356 PETSC_EXTERN PetscErrorCode MatGetRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 357 PETSC_EXTERN PetscErrorCode MatRestoreRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 358 PETSC_EXTERN PetscErrorCode MatGetRowUpperTriangular(Mat); 359 PETSC_EXTERN PetscErrorCode MatRestoreRowUpperTriangular(Mat); 360 PETSC_EXTERN PetscErrorCode MatGetColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 361 PETSC_EXTERN PetscErrorCode MatRestoreColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 362 PETSC_EXTERN PetscErrorCode MatGetColumnVector(Mat,Vec,PetscInt); 363 PETSC_EXTERN PetscErrorCode MatSeqAIJGetArray(Mat,PetscScalar *[]); 364 PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArray(Mat,PetscScalar *[]); 365 PETSC_EXTERN PetscErrorCode MatSeqAIJGetMaxRowNonzeros(Mat,PetscInt*); 366 PETSC_EXTERN PetscErrorCode MatSeqAIJSetValuesLocalFast(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 367 PETSC_EXTERN PetscErrorCode MatDenseGetArray(Mat,PetscScalar *[]); 368 PETSC_EXTERN PetscErrorCode MatDenseRestoreArray(Mat,PetscScalar *[]); 369 PETSC_EXTERN PetscErrorCode MatGetBlockSize(Mat,PetscInt *); 370 PETSC_EXTERN PetscErrorCode MatSetBlockSize(Mat,PetscInt); 371 PETSC_EXTERN PetscErrorCode MatGetBlockSizes(Mat,PetscInt *,PetscInt *); 372 PETSC_EXTERN PetscErrorCode MatSetBlockSizes(Mat,PetscInt,PetscInt); 373 PETSC_EXTERN PetscErrorCode MatSetBlockSizesFromMats(Mat,Mat,Mat); 374 PETSC_EXTERN PetscErrorCode MatSetNThreads(Mat,PetscInt); 375 PETSC_EXTERN PetscErrorCode MatGetNThreads(Mat,PetscInt*); 376 377 PETSC_EXTERN PetscErrorCode MatMult(Mat,Vec,Vec); 378 PETSC_EXTERN PetscErrorCode MatMultDiagonalBlock(Mat,Vec,Vec); 379 PETSC_EXTERN PetscErrorCode MatMultAdd(Mat,Vec,Vec,Vec); 380 PETSC_EXTERN PetscErrorCode MatMultTranspose(Mat,Vec,Vec); 381 PETSC_EXTERN PetscErrorCode MatMultHermitianTranspose(Mat,Vec,Vec); 382 PETSC_EXTERN PetscErrorCode MatIsTranspose(Mat,Mat,PetscReal,PetscBool *); 383 PETSC_EXTERN PetscErrorCode MatIsHermitianTranspose(Mat,Mat,PetscReal,PetscBool *); 384 PETSC_EXTERN PetscErrorCode MatMultTransposeAdd(Mat,Vec,Vec,Vec); 385 PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAdd(Mat,Vec,Vec,Vec); 386 PETSC_EXTERN PetscErrorCode MatMultConstrained(Mat,Vec,Vec); 387 PETSC_EXTERN PetscErrorCode MatMultTransposeConstrained(Mat,Vec,Vec); 388 PETSC_EXTERN PetscErrorCode MatMatSolve(Mat,Mat,Mat); 389 PETSC_EXTERN PetscErrorCode MatResidual(Mat,Vec,Vec,Vec); 390 391 /*E 392 MatDuplicateOption - Indicates if a duplicated sparse matrix should have 393 its numerical values copied over or just its nonzero structure. 394 395 Level: beginner 396 397 Any additions/changes here MUST also be made in include/petsc-finclude/petscmat.h 398 399 $ MAT_SHARE_NONZERO_PATTERN - the i and j arrays in the new matrix will be shared with the original matrix 400 $ this also triggers the MAT_DO_NOT_COPY_VALUES option. This is used when you 401 $ have several matrices with the same nonzero pattern. 402 403 .seealso: MatDuplicate() 404 E*/ 405 typedef enum {MAT_DO_NOT_COPY_VALUES,MAT_COPY_VALUES,MAT_SHARE_NONZERO_PATTERN} MatDuplicateOption; 406 407 PETSC_EXTERN PetscErrorCode MatConvert(Mat,MatType,MatReuse,Mat*); 408 PETSC_EXTERN PetscErrorCode MatDuplicate(Mat,MatDuplicateOption,Mat*); 409 410 411 PETSC_EXTERN PetscErrorCode MatCopy(Mat,Mat,MatStructure); 412 PETSC_EXTERN PetscErrorCode MatView(Mat,PetscViewer); 413 PETSC_EXTERN PetscErrorCode MatIsSymmetric(Mat,PetscReal,PetscBool *); 414 PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetric(Mat,PetscBool *); 415 PETSC_EXTERN PetscErrorCode MatIsHermitian(Mat,PetscReal,PetscBool *); 416 PETSC_EXTERN PetscErrorCode MatIsSymmetricKnown(Mat,PetscBool *,PetscBool *); 417 PETSC_EXTERN PetscErrorCode MatIsHermitianKnown(Mat,PetscBool *,PetscBool *); 418 PETSC_EXTERN PetscErrorCode MatMissingDiagonal(Mat,PetscBool *,PetscInt *); 419 PETSC_EXTERN PetscErrorCode MatLoad(Mat, PetscViewer); 420 421 PETSC_EXTERN PetscErrorCode MatGetRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 422 PETSC_EXTERN PetscErrorCode MatRestoreRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 423 PETSC_EXTERN PetscErrorCode MatGetColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 424 PETSC_EXTERN PetscErrorCode MatRestoreColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 425 426 /*S 427 MatInfo - Context of matrix information, used with MatGetInfo() 428 429 In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE 430 431 Level: intermediate 432 433 Concepts: matrix^nonzero information 434 435 .seealso: MatGetInfo(), MatInfoType 436 S*/ 437 typedef struct { 438 PetscLogDouble block_size; /* block size */ 439 PetscLogDouble nz_allocated,nz_used,nz_unneeded; /* number of nonzeros */ 440 PetscLogDouble memory; /* memory allocated */ 441 PetscLogDouble assemblies; /* number of matrix assemblies called */ 442 PetscLogDouble mallocs; /* number of mallocs during MatSetValues() */ 443 PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */ 444 PetscLogDouble factor_mallocs; /* number of mallocs during factorization */ 445 } MatInfo; 446 447 /*E 448 MatInfoType - Indicates if you want information about the local part of the matrix, 449 the entire parallel matrix or the maximum over all the local parts. 450 451 Level: beginner 452 453 Any additions/changes here MUST also be made in include/petsc-finclude/petscmat.h 454 455 .seealso: MatGetInfo(), MatInfo 456 E*/ 457 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType; 458 PETSC_EXTERN PetscErrorCode MatGetInfo(Mat,MatInfoType,MatInfo*); 459 PETSC_EXTERN PetscErrorCode MatGetDiagonal(Mat,Vec); 460 PETSC_EXTERN PetscErrorCode MatGetRowMax(Mat,Vec,PetscInt[]); 461 PETSC_EXTERN PetscErrorCode MatGetRowMin(Mat,Vec,PetscInt[]); 462 PETSC_EXTERN PetscErrorCode MatGetRowMaxAbs(Mat,Vec,PetscInt[]); 463 PETSC_EXTERN PetscErrorCode MatGetRowMinAbs(Mat,Vec,PetscInt[]); 464 PETSC_EXTERN PetscErrorCode MatGetRowSum(Mat,Vec); 465 PETSC_EXTERN PetscErrorCode MatTranspose(Mat,MatReuse,Mat*); 466 PETSC_EXTERN PetscErrorCode MatHermitianTranspose(Mat,MatReuse,Mat*); 467 PETSC_EXTERN PetscErrorCode MatPermute(Mat,IS,IS,Mat *); 468 PETSC_EXTERN PetscErrorCode MatDiagonalScale(Mat,Vec,Vec); 469 PETSC_EXTERN PetscErrorCode MatDiagonalSet(Mat,Vec,InsertMode); 470 PETSC_EXTERN PetscErrorCode MatEqual(Mat,Mat,PetscBool *); 471 PETSC_EXTERN PetscErrorCode MatMultEqual(Mat,Mat,PetscInt,PetscBool *); 472 PETSC_EXTERN PetscErrorCode MatMultAddEqual(Mat,Mat,PetscInt,PetscBool *); 473 PETSC_EXTERN PetscErrorCode MatMultTransposeEqual(Mat,Mat,PetscInt,PetscBool *); 474 PETSC_EXTERN PetscErrorCode MatMultTransposeAddEqual(Mat,Mat,PetscInt,PetscBool *); 475 476 PETSC_EXTERN PetscErrorCode MatNorm(Mat,NormType,PetscReal *); 477 PETSC_EXTERN PetscErrorCode MatGetColumnNorms(Mat,NormType,PetscReal *); 478 PETSC_EXTERN PetscErrorCode MatZeroEntries(Mat); 479 PETSC_EXTERN PetscErrorCode MatZeroRows(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 480 PETSC_EXTERN PetscErrorCode MatZeroRowsIS(Mat,IS,PetscScalar,Vec,Vec); 481 PETSC_EXTERN PetscErrorCode MatZeroRowsStencil(Mat,PetscInt,const MatStencil [],PetscScalar,Vec,Vec); 482 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsStencil(Mat,PetscInt,const MatStencil[],PetscScalar,Vec,Vec); 483 PETSC_EXTERN PetscErrorCode MatZeroRowsColumns(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 484 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsIS(Mat,IS,PetscScalar,Vec,Vec); 485 486 PETSC_EXTERN PetscErrorCode MatGetSize(Mat,PetscInt*,PetscInt*); 487 PETSC_EXTERN PetscErrorCode MatGetLocalSize(Mat,PetscInt*,PetscInt*); 488 PETSC_EXTERN PetscErrorCode MatGetOwnershipRange(Mat,PetscInt*,PetscInt*); 489 PETSC_EXTERN PetscErrorCode MatGetOwnershipRanges(Mat,const PetscInt**); 490 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangeColumn(Mat,PetscInt*,PetscInt*); 491 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangesColumn(Mat,const PetscInt**); 492 PETSC_EXTERN PetscErrorCode MatGetOwnershipIS(Mat,IS*,IS*); 493 494 PETSC_EXTERN PetscErrorCode MatGetSubMatrices(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 495 PETSC_EXTERN PetscErrorCode MatGetSubMatricesParallel(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 496 PETSC_EXTERN PetscErrorCode MatDestroyMatrices(PetscInt,Mat *[]); 497 PETSC_EXTERN PetscErrorCode MatGetSubMatrix(Mat,IS,IS,MatReuse,Mat *); 498 PETSC_EXTERN PetscErrorCode MatGetLocalSubMatrix(Mat,IS,IS,Mat*); 499 PETSC_EXTERN PetscErrorCode MatRestoreLocalSubMatrix(Mat,IS,IS,Mat*); 500 PETSC_EXTERN PetscErrorCode MatGetSeqNonzeroStructure(Mat,Mat*); 501 PETSC_EXTERN PetscErrorCode MatDestroySeqNonzeroStructure(Mat*); 502 503 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJ(MPI_Comm,Mat,PetscInt,PetscInt,MatReuse,Mat*); 504 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,PetscInt,Mat*); 505 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJNumeric(Mat,Mat); 506 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMat(Mat,MatReuse,Mat*); 507 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatCondensed(Mat,MatReuse,IS*,IS*,Mat*); 508 PETSC_EXTERN PetscErrorCode MatGetBrowsOfAcols(Mat,Mat,MatReuse,IS*,IS*,Mat*); 509 PETSC_EXTERN PetscErrorCode MatGetGhosts(Mat, PetscInt *,const PetscInt *[]); 510 511 PETSC_EXTERN PetscErrorCode MatIncreaseOverlap(Mat,PetscInt,IS[],PetscInt); 512 513 PETSC_EXTERN PetscErrorCode MatMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 514 PETSC_EXTERN PetscErrorCode MatMatMultSymbolic(Mat,Mat,PetscReal,Mat*); 515 PETSC_EXTERN PetscErrorCode MatMatMultNumeric(Mat,Mat,Mat); 516 517 PETSC_EXTERN PetscErrorCode MatMatMatMult(Mat,Mat,Mat,MatReuse,PetscReal,Mat*); 518 PETSC_EXTERN PetscErrorCode MatMatMatMultSymbolic(Mat,Mat,Mat,PetscReal,Mat*); 519 PETSC_EXTERN PetscErrorCode MatMatMatMultNumeric(Mat,Mat,Mat,Mat); 520 521 PETSC_EXTERN PetscErrorCode MatPtAP(Mat,Mat,MatReuse,PetscReal,Mat*); 522 PETSC_EXTERN PetscErrorCode MatPtAPSymbolic(Mat,Mat,PetscReal,Mat*); 523 PETSC_EXTERN PetscErrorCode MatPtAPNumeric(Mat,Mat,Mat); 524 PETSC_EXTERN PetscErrorCode MatRARt(Mat,Mat,MatReuse,PetscReal,Mat*); 525 PETSC_EXTERN PetscErrorCode MatRARtSymbolic(Mat,Mat,PetscReal,Mat*); 526 PETSC_EXTERN PetscErrorCode MatRARtNumeric(Mat,Mat,Mat); 527 528 PETSC_EXTERN PetscErrorCode MatTransposeMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 529 PETSC_EXTERN PetscErrorCode MatTransposetMatMultSymbolic(Mat,Mat,PetscReal,Mat*); 530 PETSC_EXTERN PetscErrorCode MatTransposetMatMultNumeric(Mat,Mat,Mat); 531 PETSC_EXTERN PetscErrorCode MatMatTransposeMult(Mat,Mat,MatReuse,PetscReal,Mat*); 532 PETSC_EXTERN PetscErrorCode MatMatTransposeMultSymbolic(Mat,Mat,PetscReal,Mat*); 533 PETSC_EXTERN PetscErrorCode MatMatTransposeMultNumeric(Mat,Mat,Mat); 534 535 PETSC_EXTERN PetscErrorCode MatAXPY(Mat,PetscScalar,Mat,MatStructure); 536 PETSC_EXTERN PetscErrorCode MatAYPX(Mat,PetscScalar,Mat,MatStructure); 537 538 PETSC_EXTERN PetscErrorCode MatScale(Mat,PetscScalar); 539 PETSC_EXTERN PetscErrorCode MatShift(Mat,PetscScalar); 540 541 PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping,ISLocalToGlobalMapping); 542 PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMapping(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 MatCreateVecs(Mat,Vec*,Vec*); 558 PETSC_DEPRECATED("Use MatCreateVecs()") PETSC_STATIC_INLINE PetscErrorCode MatGetVecs(Mat mat,Vec *x,Vec *y) {return MatCreateVecs(mat,x,y);} 559 PETSC_EXTERN PetscErrorCode MatCreateRedundantMatrix(Mat,PetscInt,MPI_Comm,MatReuse,Mat*); 560 PETSC_EXTERN PetscErrorCode MatGetMultiProcBlock(Mat,MPI_Comm,MatReuse,Mat*); 561 PETSC_EXTERN PetscErrorCode MatFindZeroDiagonals(Mat,IS*); 562 PETSC_EXTERN PetscErrorCode MatFindOffBlockDiagonalEntries(Mat,IS*); 563 PETSC_EXTERN PetscErrorCode MatCreateMPIMatConcatenateSeqMat(MPI_Comm,Mat,PetscInt,MatReuse,Mat*); 564 565 /*MC 566 MatSetValue - Set a single entry into a matrix. 567 568 Not collective 569 570 Synopsis: 571 #include <petscmat.h> 572 PetscErrorCode MatSetValue(Mat m,PetscInt row,PetscInt col,PetscScalar value,InsertMode mode) 573 574 Input Parameters: 575 + m - the matrix 576 . row - the row location of the entry 577 . col - the column location of the entry 578 . value - the value to insert 579 - mode - either INSERT_VALUES or ADD_VALUES 580 581 Notes: 582 For efficiency one should use MatSetValues() and set several or many 583 values simultaneously if possible. 584 585 Level: beginner 586 587 .seealso: MatSetValues(), MatSetValueLocal() 588 M*/ 589 PETSC_STATIC_INLINE PetscErrorCode MatSetValue(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValues(v,1,&i,1,&j,&va,mode);} 590 591 PETSC_STATIC_INLINE PetscErrorCode MatGetValue(Mat v,PetscInt i,PetscInt j,PetscScalar *va) {return MatGetValues(v,1,&i,1,&j,va);} 592 593 PETSC_STATIC_INLINE PetscErrorCode MatSetValueLocal(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValuesLocal(v,1,&i,1,&j,&va,mode);} 594 595 /*MC 596 MatPreallocateInitialize - Begins the block of code that will count the number of nonzeros per 597 row in a matrix providing the data that one can use to correctly preallocate the matrix. 598 599 Synopsis: 600 #include <petscmat.h> 601 PetscErrorCode MatPreallocateInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz) 602 603 Collective on MPI_Comm 604 605 Input Parameters: 606 + comm - the communicator that will share the eventually allocated matrix 607 . nrows - the number of LOCAL rows in the matrix 608 - ncols - the number of LOCAL columns in the matrix 609 610 Output Parameters: 611 + dnz - the array that will be passed to the matrix preallocation routines 612 - ozn - the other array passed to the matrix preallocation routines 613 614 Level: intermediate 615 616 Notes: 617 See Users-Manual: ch_performance for more details. 618 619 Do not malloc or free dnz and onz, that is handled internally by these routines 620 621 Use MatPreallocateInitializeSymmetric() for symmetric matrices (MPISBAIJ matrices) 622 623 This is a MACRO not a function because it has a leading { that is closed by PetscPreallocateFinalize(). 624 625 Concepts: preallocation^Matrix 626 627 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(), 628 MatPreallocateInitializeSymmetric(), MatPreallocateSymmetricSetLocalBlock() 629 M*/ 630 #define MatPreallocateInitialize(comm,nrows,ncols,dnz,onz) 0; \ 631 { \ 632 PetscErrorCode _4_ierr; PetscInt __nrows = (nrows),__ctmp = (ncols),__rstart,__start,__end; \ 633 _4_ierr = PetscCalloc2(__nrows,&dnz,__nrows,&onz);CHKERRQ(_4_ierr); \ 634 __start = 0; __end = __start; \ 635 _4_ierr = MPI_Scan(&__ctmp,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __start = __end - __ctmp;\ 636 _4_ierr = MPI_Scan(&__nrows,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __rstart = __rstart - __nrows; 637 638 /*MC 639 MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be 640 inserted using a local number of the rows and columns 641 642 Synopsis: 643 #include <petscmat.h> 644 PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 645 646 Not Collective 647 648 Input Parameters: 649 + map - the row mapping from local numbering to global numbering 650 . nrows - the number of rows indicated 651 . rows - the indices of the rows 652 . cmap - the column mapping from local to global numbering 653 . ncols - the number of columns in the matrix 654 . cols - the columns indicated 655 . dnz - the array that will be passed to the matrix preallocation routines 656 - ozn - the other array passed to the matrix preallocation routines 657 658 Level: intermediate 659 660 Notes: 661 See Users-Manual: ch_performance for more details. 662 663 Do not malloc or free dnz and onz, that is handled internally by these routines 664 665 Concepts: preallocation^Matrix 666 667 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateInitialize(), 668 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock() 669 M*/ 670 #define MatPreallocateSetLocal(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \ 671 {\ 672 PetscInt __l;\ 673 _4_ierr = ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\ 674 _4_ierr = ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\ 675 for (__l=0;__l<nrows;__l++) {\ 676 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 677 }\ 678 } 679 680 /*MC 681 MatPreallocateSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 682 inserted using a local number of the rows and columns 683 684 Synopsis: 685 #include <petscmat.h> 686 PetscErrorCode MatPreallocateSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 687 688 Not Collective 689 690 Input Parameters: 691 + map - the row mapping from local numbering to global numbering 692 . nrows - the number of rows indicated 693 . rows - the indices of the rows 694 . cmap - the column mapping from local to global numbering 695 . ncols - the number of columns in the matrix 696 . cols - the columns indicated 697 . dnz - the array that will be passed to the matrix preallocation routines 698 - ozn - the other array passed to the matrix preallocation routines 699 700 Level: intermediate 701 702 Notes: 703 See Users-Manual: ch_performance for more details. 704 705 Do not malloc or free dnz and onz, that is handled internally by these routines 706 707 Concepts: preallocation^Matrix 708 709 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateInitialize(), 710 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock() 711 M*/ 712 #define MatPreallocateSetLocalBlock(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \ 713 {\ 714 PetscInt __l;\ 715 _4_ierr = ISLocalToGlobalMappingApplyBlock(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\ 716 _4_ierr = ISLocalToGlobalMappingApplyBlock(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\ 717 for (__l=0;__l<nrows;__l++) {\ 718 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 719 }\ 720 } 721 722 /*MC 723 MatPreallocateSymmetricSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 724 inserted using a local number of the rows and columns 725 726 Synopsis: 727 #include <petscmat.h> 728 PetscErrorCode MatPreallocateSymmetricSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 729 730 Not Collective 731 732 Input Parameters: 733 + map - the mapping between local numbering and global numbering 734 . nrows - the number of rows indicated 735 . rows - the indices of the rows 736 . ncols - the number of columns in the matrix 737 . cols - the columns indicated 738 . dnz - the array that will be passed to the matrix preallocation routines 739 - ozn - the other array passed to the matrix preallocation routines 740 741 Level: intermediate 742 743 Notes: 744 See Users-Manual: ch_performance for more details. 745 746 Do not malloc or free dnz and onz that is handled internally by these routines 747 748 Concepts: preallocation^Matrix 749 750 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateInitialize(), 751 MatPreallocateInitialize(), MatPreallocateSetLocal() 752 M*/ 753 #define MatPreallocateSymmetricSetLocalBlock(map,nrows,rows,ncols,cols,dnz,onz) 0;\ 754 {\ 755 PetscInt __l;\ 756 _4_ierr = ISLocalToGlobalMappingApplyBlock(map,nrows,rows,rows);CHKERRQ(_4_ierr);\ 757 _4_ierr = ISLocalToGlobalMappingApplyBlock(map,ncols,cols,cols);CHKERRQ(_4_ierr);\ 758 for (__l=0;__l<nrows;__l++) {\ 759 _4_ierr = MatPreallocateSymmetricSetBlock((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 760 }\ 761 } 762 /*MC 763 MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be 764 inserted using a local number of the rows and columns 765 766 Synopsis: 767 #include <petscmat.h> 768 PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 769 770 Not Collective 771 772 Input Parameters: 773 + row - the row 774 . ncols - the number of columns in the matrix 775 - cols - the columns indicated 776 777 Output Parameters: 778 + dnz - the array that will be passed to the matrix preallocation routines 779 - ozn - the other array passed to the matrix preallocation routines 780 781 Level: intermediate 782 783 Notes: 784 See Users-Manual: ch_performance for more details. 785 786 Do not malloc or free dnz and onz that is handled internally by these routines 787 788 This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize(). 789 790 Concepts: preallocation^Matrix 791 792 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateInitialize(), 793 MatPreallocateInitialize(), MatPreallocateSetLocal() 794 M*/ 795 #define MatPreallocateSet(row,nc,cols,dnz,onz) 0;\ 796 { PetscInt __i; \ 797 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);\ 798 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);\ 799 for (__i=0; __i<nc; __i++) {\ 800 if ((cols)[__i] < __start || (cols)[__i] >= __end) onz[row - __rstart]++; \ 801 else dnz[row - __rstart]++;\ 802 }\ 803 } 804 805 /*MC 806 MatPreallocateSymmetricSetBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 807 inserted using a local number of the rows and columns 808 809 Synopsis: 810 #include <petscmat.h> 811 PetscErrorCode MatPreallocateSymmetricSetBlock(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 812 813 Not Collective 814 815 Input Parameters: 816 + nrows - the number of rows indicated 817 . rows - the indices of the rows 818 . ncols - the number of columns in the matrix 819 . cols - the columns indicated 820 . dnz - the array that will be passed to the matrix preallocation routines 821 - ozn - the other array passed to the matrix preallocation routines 822 823 Level: intermediate 824 825 Notes: 826 See Users-Manual: ch_performance for more details. 827 828 Do not malloc or free dnz and onz that is handled internally by these routines 829 830 This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize(). 831 832 Concepts: preallocation^Matrix 833 834 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateInitialize(), 835 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocal() 836 M*/ 837 #define MatPreallocateSymmetricSetBlock(row,nc,cols,dnz,onz) 0;\ 838 { PetscInt __i; \ 839 for (__i=0; __i<nc; __i++) {\ 840 if (cols[__i] >= __end) onz[row - __rstart]++; \ 841 else if (cols[__i] >= row) dnz[row - __rstart]++;\ 842 }\ 843 } 844 845 /*MC 846 MatPreallocateLocation - An alternative to MatPreallocationSet() that puts the nonzero locations into the matrix if it exists 847 848 Synopsis: 849 #include <petscmat.h> 850 PetscErrorCode MatPreallocateLocations(Mat A,PetscInt row,PetscInt ncols,PetscInt *cols,PetscInt *dnz,PetscInt *onz) 851 852 Not Collective 853 854 Input Parameters: 855 . A - matrix 856 . row - row where values exist (must be local to this process) 857 . ncols - number of columns 858 . cols - columns with nonzeros 859 . dnz - the array that will be passed to the matrix preallocation routines 860 - ozn - the other array passed to the matrix preallocation routines 861 862 Level: intermediate 863 864 Notes: 865 See Users-Manual: ch_performance for more details. 866 867 Do not malloc or free dnz and onz that is handled internally by these routines 868 869 This is a MACRO not a function because it uses a bunch of variables private to the MatPreallocation.... routines. 870 871 Concepts: preallocation^Matrix 872 873 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(), 874 MatPreallocateSymmetricSetLocalBlock() 875 M*/ 876 #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);} 877 878 879 /*MC 880 MatPreallocateFinalize - Ends the block of code that will count the number of nonzeros per 881 row in a matrix providing the data that one can use to correctly preallocate the matrix. 882 883 Synopsis: 884 #include <petscmat.h> 885 PetscErrorCode MatPreallocateFinalize(PetscInt *dnz, PetscInt *onz) 886 887 Collective on MPI_Comm 888 889 Input Parameters: 890 + dnz - the array that was be passed to the matrix preallocation routines 891 - ozn - the other array passed to the matrix preallocation routines 892 893 Level: intermediate 894 895 Notes: 896 See Users-Manual: ch_performance for more details. 897 898 Do not malloc or free dnz and onz that is handled internally by these routines 899 900 This is a MACRO not a function because it closes the { started in MatPreallocateInitialize(). 901 902 Concepts: preallocation^Matrix 903 904 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(), 905 MatPreallocateSymmetricSetLocalBlock() 906 M*/ 907 #define MatPreallocateFinalize(dnz,onz) 0;_4_ierr = PetscFree2(dnz,onz);CHKERRQ(_4_ierr);} 908 909 /* Routines unique to particular data structures */ 910 PETSC_EXTERN PetscErrorCode MatShellGetContext(Mat,void *); 911 912 PETSC_EXTERN PetscErrorCode MatInodeAdjustForInodes(Mat,IS*,IS*); 913 PETSC_EXTERN PetscErrorCode MatInodeGetInodeSizes(Mat,PetscInt *,PetscInt *[],PetscInt *); 914 915 PETSC_EXTERN PetscErrorCode MatSeqAIJSetColumnIndices(Mat,PetscInt[]); 916 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetColumnIndices(Mat,PetscInt[]); 917 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 918 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 919 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 920 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJFromTriple(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*,PetscInt,PetscBool); 921 922 #define MAT_SKIP_ALLOCATION -4 923 924 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 925 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 926 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocation(Mat,PetscInt,const PetscInt[]); 927 928 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 929 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 930 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 931 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocationCSR(Mat,const PetscInt [],const PetscInt [],const PetscScalar []); 932 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 933 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocationCSR(Mat,const PetscInt[],const PetscInt[],const PetscScalar[]); 934 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 935 PETSC_EXTERN PetscErrorCode MatMPIAdjSetPreallocation(Mat,PetscInt[],PetscInt[],PetscInt[]); 936 PETSC_EXTERN PetscErrorCode MatMPIDenseSetPreallocation(Mat,PetscScalar[]); 937 PETSC_EXTERN PetscErrorCode MatSeqDenseSetPreallocation(Mat,PetscScalar[]); 938 PETSC_EXTERN PetscErrorCode MatMPIAIJGetSeqAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 939 PETSC_EXTERN PetscErrorCode MatMPIBAIJGetSeqBAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 940 PETSC_EXTERN PetscErrorCode MatMPIAdjCreateNonemptySubcommMat(Mat,Mat*); 941 942 PETSC_EXTERN PetscErrorCode MatISSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 943 PETSC_EXTERN PetscErrorCode MatSeqDenseSetLDA(Mat,PetscInt); 944 PETSC_EXTERN PetscErrorCode MatDenseGetLocalMatrix(Mat,Mat*); 945 946 PETSC_EXTERN PetscErrorCode MatStoreValues(Mat); 947 PETSC_EXTERN PetscErrorCode MatRetrieveValues(Mat); 948 949 PETSC_EXTERN PetscErrorCode MatDAADSetCtx(Mat,void*); 950 951 PETSC_EXTERN PetscErrorCode MatFindNonzeroRows(Mat,IS*); 952 /* 953 These routines are not usually accessed directly, rather solving is 954 done through the KSP and PC interfaces. 955 */ 956 957 /*J 958 MatOrderingType - String with the name of a PETSc matrix ordering 959 960 Level: beginner 961 962 .seealso: MatGetOrdering() 963 J*/ 964 typedef const char* MatOrderingType; 965 #define MATORDERINGNATURAL "natural" 966 #define MATORDERINGND "nd" 967 #define MATORDERING1WD "1wd" 968 #define MATORDERINGRCM "rcm" 969 #define MATORDERINGQMD "qmd" 970 #define MATORDERINGROWLENGTH "rowlength" 971 #define MATORDERINGWBM "wbm" 972 #define MATORDERINGSPECTRAL "spectral" 973 #define MATORDERINGAMD "amd" /* only works if UMFPACK is installed with PETSc */ 974 975 PETSC_EXTERN PetscErrorCode MatGetOrdering(Mat,MatOrderingType,IS*,IS*); 976 PETSC_EXTERN PetscErrorCode MatGetOrderingList(PetscFunctionList*); 977 PETSC_EXTERN PetscErrorCode MatOrderingRegister(const char[],PetscErrorCode(*)(Mat,MatOrderingType,IS*,IS*)); 978 PETSC_EXTERN PetscFunctionList MatOrderingList; 979 980 PETSC_EXTERN PetscErrorCode MatReorderForNonzeroDiagonal(Mat,PetscReal,IS,IS); 981 PETSC_EXTERN PetscErrorCode MatCreateLaplacian(Mat,PetscReal,PetscBool,Mat*); 982 983 /*S 984 MatFactorShiftType - Numeric Shift. 985 986 Level: beginner 987 988 S*/ 989 typedef enum {MAT_SHIFT_NONE,MAT_SHIFT_NONZERO,MAT_SHIFT_POSITIVE_DEFINITE,MAT_SHIFT_INBLOCKS} MatFactorShiftType; 990 PETSC_EXTERN const char *const MatFactorShiftTypes[]; 991 PETSC_EXTERN const char *const MatFactorShiftTypesDetail[]; 992 993 /*S 994 MatFactorInfo - Data passed into the matrix factorization routines 995 996 In Fortran these are simply double precision arrays of size MAT_FACTORINFO_SIZE, that is use 997 $ MatFactorInfo info(MAT_FACTORINFO_SIZE) 998 999 Notes: These are not usually directly used by users, instead use PC type of LU, ILU, CHOLESKY or ICC. 1000 1001 You can use MatFactorInfoInitialize() to set default values. 1002 1003 Level: developer 1004 1005 .seealso: MatLUFactorSymbolic(), MatILUFactorSymbolic(), MatCholeskyFactorSymbolic(), MatICCFactorSymbolic(), MatICCFactor(), 1006 MatFactorInfoInitialize() 1007 1008 S*/ 1009 typedef struct { 1010 PetscReal diagonal_fill; /* force diagonal to fill in if initially not filled */ 1011 PetscReal usedt; 1012 PetscReal dt; /* drop tolerance */ 1013 PetscReal dtcol; /* tolerance for pivoting */ 1014 PetscReal dtcount; /* maximum nonzeros to be allowed per row */ 1015 PetscReal fill; /* expected fill, nonzeros in factored matrix/nonzeros in original matrix */ 1016 PetscReal levels; /* ICC/ILU(levels) */ 1017 PetscReal pivotinblocks; /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0 1018 factorization may be faster if do not pivot */ 1019 PetscReal zeropivot; /* pivot is called zero if less than this */ 1020 PetscReal shifttype; /* type of shift added to matrix factor to prevent zero pivots */ 1021 PetscReal shiftamount; /* how large the shift is */ 1022 } MatFactorInfo; 1023 1024 PETSC_EXTERN PetscErrorCode MatFactorInfoInitialize(MatFactorInfo*); 1025 PETSC_EXTERN PetscErrorCode MatCholeskyFactor(Mat,IS,const MatFactorInfo*); 1026 PETSC_EXTERN PetscErrorCode MatCholeskyFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*); 1027 PETSC_EXTERN PetscErrorCode MatCholeskyFactorNumeric(Mat,Mat,const MatFactorInfo*); 1028 PETSC_EXTERN PetscErrorCode MatLUFactor(Mat,IS,IS,const MatFactorInfo*); 1029 PETSC_EXTERN PetscErrorCode MatILUFactor(Mat,IS,IS,const MatFactorInfo*); 1030 PETSC_EXTERN PetscErrorCode MatLUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*); 1031 PETSC_EXTERN PetscErrorCode MatILUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*); 1032 PETSC_EXTERN PetscErrorCode MatICCFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*); 1033 PETSC_EXTERN PetscErrorCode MatICCFactor(Mat,IS,const MatFactorInfo*); 1034 PETSC_EXTERN PetscErrorCode MatLUFactorNumeric(Mat,Mat,const MatFactorInfo*); 1035 PETSC_EXTERN PetscErrorCode MatGetInertia(Mat,PetscInt*,PetscInt*,PetscInt*); 1036 PETSC_EXTERN PetscErrorCode MatSolve(Mat,Vec,Vec); 1037 PETSC_EXTERN PetscErrorCode MatForwardSolve(Mat,Vec,Vec); 1038 PETSC_EXTERN PetscErrorCode MatBackwardSolve(Mat,Vec,Vec); 1039 PETSC_EXTERN PetscErrorCode MatSolveAdd(Mat,Vec,Vec,Vec); 1040 PETSC_EXTERN PetscErrorCode MatSolveTranspose(Mat,Vec,Vec); 1041 PETSC_EXTERN PetscErrorCode MatSolveTransposeAdd(Mat,Vec,Vec,Vec); 1042 PETSC_EXTERN PetscErrorCode MatSolves(Mat,Vecs,Vecs); 1043 1044 PETSC_EXTERN PetscErrorCode MatSetUnfactored(Mat); 1045 1046 /*E 1047 MatSORType - What type of (S)SOR to perform 1048 1049 Level: beginner 1050 1051 May be bitwise ORd together 1052 1053 Any additions/changes here MUST also be made in include/petsc-finclude/petscmat.h 1054 1055 MatSORType may be bitwise ORd together, so do not change the numbers 1056 1057 .seealso: MatSOR() 1058 E*/ 1059 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3, 1060 SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8, 1061 SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16, 1062 SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType; 1063 PETSC_EXTERN PetscErrorCode MatSOR(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec); 1064 1065 /* 1066 These routines are for efficiently computing Jacobians via finite differences. 1067 */ 1068 1069 /*S 1070 MatColoring - Object for managing the coloring of matrices. 1071 1072 Level: beginner 1073 1074 Concepts: matrix, coloring 1075 1076 .seealso: MatFDColoringCreate() ISColoring MatFDColoring 1077 S*/ 1078 typedef struct _p_MatColoring* MatColoring; 1079 /*J 1080 MatColoringType - String with the name of a PETSc matrix coloring 1081 1082 Level: beginner 1083 1084 .seealso: MatColoringSetType(), MatColoring 1085 J*/ 1086 1087 typedef const char* MatColoringType; 1088 #define MATCOLORINGJP "jp" 1089 #define MATCOLORINGPOWER "power" 1090 #define MATCOLORINGNATURAL "natural" 1091 #define MATCOLORINGSL "sl" 1092 #define MATCOLORINGLF "lf" 1093 #define MATCOLORINGID "id" 1094 #define MATCOLORINGGREEDY "greedy" 1095 1096 /*E 1097 MatColoringWeightType - Type of weight scheme 1098 1099 Not Collective 1100 1101 + MAT_COLORING_RANDOM - Random weights 1102 . MAT_COLORING_LEXICAL - Lexical weighting based upon global numbering. 1103 - MAT_COLORING_LF - Last-first weighting. 1104 1105 Level: intermediate 1106 1107 Any additions/changes here MUST also be made in include/petsc-finclude/petscmat.h 1108 1109 .seealso: MatCUSPSetFormat(), MatCUSPFormatOperation 1110 E*/ 1111 typedef enum {MAT_COLORING_WEIGHT_RANDOM,MAT_COLORING_WEIGHT_LEXICAL,MAT_COLORING_WEIGHT_LF,MAT_COLORING_WEIGHT_SL} MatColoringWeightType; 1112 1113 PETSC_EXTERN PetscErrorCode MatColoringCreate(Mat,MatColoring*); 1114 PETSC_EXTERN PetscErrorCode MatColoringGetDegrees(Mat,PetscInt,PetscInt*); 1115 PETSC_EXTERN PetscErrorCode MatColoringDestroy(MatColoring*); 1116 PETSC_EXTERN PetscErrorCode MatColoringView(MatColoring,PetscViewer); 1117 PETSC_EXTERN PetscErrorCode MatColoringSetType(MatColoring,MatColoringType); 1118 PETSC_EXTERN PetscErrorCode MatColoringSetFromOptions(MatColoring); 1119 PETSC_EXTERN PetscErrorCode MatColoringSetDistance(MatColoring,PetscInt); 1120 PETSC_EXTERN PetscErrorCode MatColoringGetDistance(MatColoring,PetscInt*); 1121 PETSC_EXTERN PetscErrorCode MatColoringSetMaxColors(MatColoring,PetscInt); 1122 PETSC_EXTERN PetscErrorCode MatColoringGetMaxColors(MatColoring,PetscInt*); 1123 PETSC_EXTERN PetscErrorCode MatColoringApply(MatColoring,ISColoring*); 1124 PETSC_EXTERN PetscErrorCode MatColoringRegister(const char[],PetscErrorCode(*)(MatColoring)); 1125 PETSC_EXTERN PetscErrorCode MatColoringPatch(Mat,PetscInt,PetscInt,ISColoringValue[],ISColoring*); 1126 PETSC_EXTERN PetscErrorCode MatColoringSetWeightType(MatColoring,MatColoringWeightType); 1127 PETSC_EXTERN PetscErrorCode MatColoringSetWeights(MatColoring,PetscReal*,PetscInt*); 1128 PETSC_EXTERN PetscErrorCode MatColoringCreateWeights(MatColoring,PetscReal **,PetscInt **lperm); 1129 1130 /*S 1131 MatFDColoring - Object for computing a sparse Jacobian via finite differences 1132 and coloring 1133 1134 Level: beginner 1135 1136 Concepts: coloring, sparse Jacobian, finite differences 1137 1138 .seealso: MatFDColoringCreate() 1139 S*/ 1140 typedef struct _p_MatFDColoring* MatFDColoring; 1141 1142 PETSC_EXTERN PetscErrorCode MatFDColoringCreate(Mat,ISColoring,MatFDColoring *); 1143 PETSC_EXTERN PetscErrorCode MatFDColoringDestroy(MatFDColoring*); 1144 PETSC_EXTERN PetscErrorCode MatFDColoringView(MatFDColoring,PetscViewer); 1145 PETSC_EXTERN PetscErrorCode MatFDColoringSetFunction(MatFDColoring,PetscErrorCode (*)(void),void*); 1146 PETSC_EXTERN PetscErrorCode MatFDColoringGetFunction(MatFDColoring,PetscErrorCode (**)(void),void**); 1147 PETSC_EXTERN PetscErrorCode MatFDColoringSetParameters(MatFDColoring,PetscReal,PetscReal); 1148 PETSC_EXTERN PetscErrorCode MatFDColoringSetFromOptions(MatFDColoring); 1149 PETSC_EXTERN PetscErrorCode MatFDColoringApply(Mat,MatFDColoring,Vec,void *); 1150 PETSC_EXTERN PetscErrorCode MatFDColoringSetF(MatFDColoring,Vec); 1151 PETSC_EXTERN PetscErrorCode MatFDColoringGetPerturbedColumns(MatFDColoring,PetscInt*,PetscInt*[]); 1152 PETSC_EXTERN PetscErrorCode MatFDColoringSetUp(Mat,ISColoring,MatFDColoring); 1153 PETSC_EXTERN PetscErrorCode MatFDColoringSetBlockSize(MatFDColoring,PetscInt,PetscInt); 1154 1155 1156 /*S 1157 MatTransposeColoring - Object for computing a sparse matrix product C=A*B^T via coloring 1158 1159 Level: beginner 1160 1161 Concepts: coloring, sparse matrix product 1162 1163 .seealso: MatTransposeColoringCreate() 1164 S*/ 1165 typedef struct _p_MatTransposeColoring* MatTransposeColoring; 1166 1167 PETSC_EXTERN PetscErrorCode MatTransposeColoringCreate(Mat,ISColoring,MatTransposeColoring *); 1168 PETSC_EXTERN PetscErrorCode MatTransColoringApplySpToDen(MatTransposeColoring,Mat,Mat); 1169 PETSC_EXTERN PetscErrorCode MatTransColoringApplyDenToSp(MatTransposeColoring,Mat,Mat); 1170 PETSC_EXTERN PetscErrorCode MatTransposeColoringDestroy(MatTransposeColoring*); 1171 1172 /* 1173 These routines are for partitioning matrices: currently used only 1174 for adjacency matrix, MatCreateMPIAdj(). 1175 */ 1176 1177 /*S 1178 MatPartitioning - Object for managing the partitioning of a matrix or graph 1179 1180 Level: beginner 1181 1182 Concepts: partitioning 1183 1184 .seealso: MatPartitioningCreate(), MatPartitioningType 1185 S*/ 1186 typedef struct _p_MatPartitioning* MatPartitioning; 1187 1188 /*J 1189 MatPartitioningType - String with the name of a PETSc matrix partitioning 1190 1191 Level: beginner 1192 dm 1193 .seealso: MatPartitioningCreate(), MatPartitioning 1194 J*/ 1195 typedef const char* MatPartitioningType; 1196 #define MATPARTITIONINGCURRENT "current" 1197 #define MATPARTITIONINGSQUARE "square" 1198 #define MATPARTITIONINGPARMETIS "parmetis" 1199 #define MATPARTITIONINGCHACO "chaco" 1200 #define MATPARTITIONINGPARTY "party" 1201 #define MATPARTITIONINGPTSCOTCH "ptscotch" 1202 1203 1204 PETSC_EXTERN PetscErrorCode MatPartitioningCreate(MPI_Comm,MatPartitioning*); 1205 PETSC_EXTERN PetscErrorCode MatPartitioningSetType(MatPartitioning,MatPartitioningType); 1206 PETSC_EXTERN PetscErrorCode MatPartitioningSetNParts(MatPartitioning,PetscInt); 1207 PETSC_EXTERN PetscErrorCode MatPartitioningSetAdjacency(MatPartitioning,Mat); 1208 PETSC_EXTERN PetscErrorCode MatPartitioningSetVertexWeights(MatPartitioning,const PetscInt[]); 1209 PETSC_EXTERN PetscErrorCode MatPartitioningSetPartitionWeights(MatPartitioning,const PetscReal []); 1210 PETSC_EXTERN PetscErrorCode MatPartitioningApply(MatPartitioning,IS*); 1211 PETSC_EXTERN PetscErrorCode MatPartitioningDestroy(MatPartitioning*); 1212 1213 PETSC_EXTERN PetscErrorCode MatPartitioningRegister(const char[],PetscErrorCode (*)(MatPartitioning)); 1214 1215 1216 1217 PETSC_EXTERN PetscErrorCode MatPartitioningView(MatPartitioning,PetscViewer); 1218 PETSC_EXTERN PetscErrorCode MatPartitioningSetFromOptions(MatPartitioning); 1219 PETSC_EXTERN PetscErrorCode MatPartitioningGetType(MatPartitioning,MatPartitioningType*); 1220 1221 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetCoarseSequential(MatPartitioning); 1222 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisGetEdgeCut(MatPartitioning, PetscInt *); 1223 1224 typedef enum { MP_CHACO_MULTILEVEL=1,MP_CHACO_SPECTRAL=2,MP_CHACO_LINEAR=4,MP_CHACO_RANDOM=5,MP_CHACO_SCATTERED=6 } MPChacoGlobalType; 1225 PETSC_EXTERN const char *const MPChacoGlobalTypes[]; 1226 typedef enum { MP_CHACO_KERNIGHAN=1,MP_CHACO_NONE=2 } MPChacoLocalType; 1227 PETSC_EXTERN const char *const MPChacoLocalTypes[]; 1228 typedef enum { MP_CHACO_LANCZOS=0,MP_CHACO_RQI=1 } MPChacoEigenType; 1229 PETSC_EXTERN const char *const MPChacoEigenTypes[]; 1230 1231 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetGlobal(MatPartitioning,MPChacoGlobalType); 1232 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetGlobal(MatPartitioning,MPChacoGlobalType*); 1233 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetLocal(MatPartitioning,MPChacoLocalType); 1234 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetLocal(MatPartitioning,MPChacoLocalType*); 1235 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetCoarseLevel(MatPartitioning,PetscReal); 1236 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning,MPChacoEigenType); 1237 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenSolver(MatPartitioning,MPChacoEigenType*); 1238 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenTol(MatPartitioning,PetscReal); 1239 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenTol(MatPartitioning,PetscReal*); 1240 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning,PetscInt); 1241 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenNumber(MatPartitioning,PetscInt*); 1242 1243 #define MP_PARTY_OPT "opt" 1244 #define MP_PARTY_LIN "lin" 1245 #define MP_PARTY_SCA "sca" 1246 #define MP_PARTY_RAN "ran" 1247 #define MP_PARTY_GBF "gbf" 1248 #define MP_PARTY_GCF "gcf" 1249 #define MP_PARTY_BUB "bub" 1250 #define MP_PARTY_DEF "def" 1251 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetGlobal(MatPartitioning,const char*); 1252 #define MP_PARTY_HELPFUL_SETS "hs" 1253 #define MP_PARTY_KERNIGHAN_LIN "kl" 1254 #define MP_PARTY_NONE "no" 1255 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetLocal(MatPartitioning,const char*); 1256 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetCoarseLevel(MatPartitioning,PetscReal); 1257 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetBipart(MatPartitioning,PetscBool); 1258 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetMatchOptimization(MatPartitioning,PetscBool); 1259 1260 typedef enum { MP_PTSCOTCH_QUALITY,MP_PTSCOTCH_SPEED,MP_PTSCOTCH_BALANCE,MP_PTSCOTCH_SAFETY,MP_PTSCOTCH_SCALABILITY } MPPTScotchStrategyType; 1261 PETSC_EXTERN const char *const MPPTScotchStrategyTypes[]; 1262 1263 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetImbalance(MatPartitioning,PetscReal); 1264 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetImbalance(MatPartitioning,PetscReal*); 1265 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetStrategy(MatPartitioning,MPPTScotchStrategyType); 1266 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetStrategy(MatPartitioning,MPPTScotchStrategyType*); 1267 1268 /* 1269 These routines are for coarsening matrices: 1270 */ 1271 1272 /*S 1273 MatCoarsen - Object for managing the coarsening of a graph (symmetric matrix) 1274 1275 Level: beginner 1276 1277 Concepts: coarsen 1278 1279 .seealso: MatCoarsenCreate), MatCoarsenType 1280 S*/ 1281 typedef struct _p_MatCoarsen* MatCoarsen; 1282 1283 /*J 1284 MatCoarsenType - String with the name of a PETSc matrix coarsen 1285 1286 Level: beginner 1287 1288 .seealso: MatCoarsenCreate(), MatCoarsen 1289 J*/ 1290 typedef const char* MatCoarsenType; 1291 #define MATCOARSENMIS "mis" 1292 #define MATCOARSENHEM "hem" 1293 1294 /* linked list for aggregates */ 1295 typedef struct _PetscCDIntNd{ 1296 struct _PetscCDIntNd *next; 1297 PetscInt gid; 1298 }PetscCDIntNd; 1299 1300 /* only used by node pool */ 1301 typedef struct _PetscCDArrNd{ 1302 struct _PetscCDArrNd *next; 1303 struct _PetscCDIntNd *array; 1304 }PetscCDArrNd; 1305 1306 typedef struct _PetscCoarsenData{ 1307 PetscCDArrNd pool_list; /* node pool */ 1308 PetscCDIntNd *new_node; 1309 PetscInt new_left; 1310 PetscInt chk_sz; 1311 PetscCDIntNd *extra_nodes; 1312 PetscCDIntNd **array; /* Array of lists */ 1313 PetscInt size; 1314 Mat mat; /* cache a Mat for communication data */ 1315 }PetscCoarsenData; 1316 1317 PETSC_EXTERN PetscErrorCode MatCoarsenCreate(MPI_Comm,MatCoarsen*); 1318 PETSC_EXTERN PetscErrorCode MatCoarsenSetType(MatCoarsen,MatCoarsenType); 1319 PETSC_EXTERN PetscErrorCode MatCoarsenSetAdjacency(MatCoarsen,Mat); 1320 PETSC_EXTERN PetscErrorCode MatCoarsenSetGreedyOrdering(MatCoarsen,const IS); 1321 PETSC_EXTERN PetscErrorCode MatCoarsenSetStrictAggs(MatCoarsen,PetscBool); 1322 PETSC_EXTERN PetscErrorCode MatCoarsenGetData( MatCoarsen, PetscCoarsenData ** ); 1323 PETSC_EXTERN PetscErrorCode MatCoarsenApply(MatCoarsen); 1324 PETSC_EXTERN PetscErrorCode MatCoarsenDestroy(MatCoarsen*); 1325 1326 PETSC_EXTERN PetscErrorCode MatCoarsenRegister(const char[],PetscErrorCode (*)(MatCoarsen)); 1327 1328 1329 1330 PETSC_EXTERN PetscErrorCode MatCoarsenView(MatCoarsen,PetscViewer); 1331 PETSC_EXTERN PetscErrorCode MatCoarsenSetFromOptions(MatCoarsen); 1332 PETSC_EXTERN PetscErrorCode MatCoarsenGetType(MatCoarsen,MatCoarsenType*); 1333 PETSC_STATIC_INLINE PetscErrorCode MatCoarsenViewFromOptions(MatCoarsen A,const char prefix[],const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,prefix,name);} 1334 1335 PETSC_EXTERN PetscErrorCode MatMeshToVertexGraph(Mat,PetscInt,Mat*); 1336 PETSC_EXTERN PetscErrorCode MatMeshToCellGraph(Mat,PetscInt,Mat*); 1337 1338 /* 1339 If you add entries here you must also add them to petsc-finclude/petscmat.h 1340 */ 1341 typedef enum { MATOP_SET_VALUES=0, 1342 MATOP_GET_ROW=1, 1343 MATOP_RESTORE_ROW=2, 1344 MATOP_MULT=3, 1345 MATOP_MULT_ADD=4, 1346 MATOP_MULT_TRANSPOSE=5, 1347 MATOP_MULT_TRANSPOSE_ADD=6, 1348 MATOP_SOLVE=7, 1349 MATOP_SOLVE_ADD=8, 1350 MATOP_SOLVE_TRANSPOSE=9, 1351 MATOP_SOLVE_TRANSPOSE_ADD=10, 1352 MATOP_LUFACTOR=11, 1353 MATOP_CHOLESKYFACTOR=12, 1354 MATOP_SOR=13, 1355 MATOP_TRANSPOSE=14, 1356 MATOP_GETINFO=15, 1357 MATOP_EQUAL=16, 1358 MATOP_GET_DIAGONAL=17, 1359 MATOP_DIAGONAL_SCALE=18, 1360 MATOP_NORM=19, 1361 MATOP_ASSEMBLY_BEGIN=20, 1362 MATOP_ASSEMBLY_END=21, 1363 MATOP_SET_OPTION=22, 1364 MATOP_ZERO_ENTRIES=23, 1365 MATOP_ZERO_ROWS=24, 1366 MATOP_LUFACTOR_SYMBOLIC=25, 1367 MATOP_LUFACTOR_NUMERIC=26, 1368 MATOP_CHOLESKY_FACTOR_SYMBOLIC=27, 1369 MATOP_CHOLESKY_FACTOR_NUMERIC=28, 1370 MATOP_SETUP_PREALLOCATION=29, 1371 MATOP_ILUFACTOR_SYMBOLIC=30, 1372 MATOP_ICCFACTOR_SYMBOLIC=31, 1373 /* MATOP_PLACEHOLDER_32=32, */ 1374 /* MATOP_PLACEHOLDER_33=33, */ 1375 MATOP_DUPLICATE=34, 1376 MATOP_FORWARD_SOLVE=35, 1377 MATOP_BACKWARD_SOLVE=36, 1378 MATOP_ILUFACTOR=37, 1379 MATOP_ICCFACTOR=38, 1380 MATOP_AXPY=39, 1381 MATOP_GET_SUBMATRICES=40, 1382 MATOP_INCREASE_OVERLAP=41, 1383 MATOP_GET_VALUES=42, 1384 MATOP_COPY=43, 1385 MATOP_GET_ROW_MAX=44, 1386 MATOP_SCALE=45, 1387 MATOP_SHIFT=46, 1388 MATOP_DIAGONAL_SET=47, 1389 MATOP_ZERO_ROWS_COLUMNS=48, 1390 MATOP_SET_RANDOM=49, 1391 MATOP_GET_ROW_IJ=50, 1392 MATOP_RESTORE_ROW_IJ=51, 1393 MATOP_GET_COLUMN_IJ=52, 1394 MATOP_RESTORE_COLUMN_IJ=53, 1395 MATOP_FDCOLORING_CREATE=54, 1396 MATOP_COLORING_PATCH=55, 1397 MATOP_SET_UNFACTORED=56, 1398 MATOP_PERMUTE=57, 1399 MATOP_SET_VALUES_BLOCKED=58, 1400 MATOP_GET_SUBMATRIX=59, 1401 MATOP_DESTROY=60, 1402 MATOP_VIEW=61, 1403 MATOP_CONVERT_FROM=62, 1404 MATOP_MATMAT_MULT=63, 1405 MATOP_MATMAT_MULT_SYMBOLIC=64, 1406 MATOP_MATMAT_MULT_NUMERIC=65, 1407 MATOP_SET_LOCAL_TO_GLOBAL_MAP=66, 1408 MATOP_SET_VALUES_LOCAL=67, 1409 MATOP_ZERO_ROWS_LOCAL=68, 1410 MATOP_GET_ROW_MAX_ABS=69, 1411 MATOP_GET_ROW_MIN_ABS=70, 1412 MATOP_CONVERT=71, 1413 MATOP_SET_COLORING=72, 1414 /* MATOP_PLACEHOLDER_73=73, */ 1415 MATOP_SET_VALUES_ADIFOR=74, 1416 MATOP_FD_COLORING_APPLY=75, 1417 MATOP_SET_FROM_OPTIONS=76, 1418 MATOP_MULT_CONSTRAINED=77, 1419 MATOP_MULT_TRANSPOSE_CONSTRAIN=78, 1420 MATOP_FIND_ZERO_DIAGONALS=79, 1421 MATOP_MULT_MULTIPLE=80, 1422 MATOP_SOLVE_MULTIPLE=81, 1423 MATOP_GET_INERTIA=82, 1424 MATOP_LOAD=83, 1425 MATOP_IS_SYMMETRIC=84, 1426 MATOP_IS_HERMITIAN=85, 1427 MATOP_IS_STRUCTURALLY_SYMMETRIC=86, 1428 MATOP_SET_VALUES_BLOCKEDLOCAL=87, 1429 MATOP_GET_VECS=88, 1430 MATOP_MAT_MULT=89, 1431 MATOP_MAT_MULT_SYMBOLIC=90, 1432 MATOP_MAT_MULT_NUMERIC=91, 1433 MATOP_PTAP=92, 1434 MATOP_PTAP_SYMBOLIC=93, 1435 MATOP_PTAP_NUMERIC=94, 1436 MATOP_MAT_TRANSPOSE_MULT=95, 1437 MATOP_MAT_TRANSPOSE_MULT_SYMBO=96, 1438 MATOP_MAT_TRANSPOSE_MULT_NUMER=97, 1439 /* MATOP_PLACEHOLDER_98=98, */ 1440 /* MATOP_PLACEHOLDER_99=99, */ 1441 /* MATOP_PLACEHOLDER_100=100, */ 1442 /* MATOP_PLACEHOLDER_101=101, */ 1443 MATOP_CONJUGATE=102, 1444 /* MATOP_PLACEHOLDER_103=103, */ 1445 MATOP_SET_VALUES_ROW=104, 1446 MATOP_REAL_PART=105, 1447 MATOP_IMAGINARY_PART=106, 1448 MATOP_GET_ROW_UPPER_TRIANGULAR=107, 1449 MATOP_RESTORE_ROW_UPPER_TRIANG=108, 1450 MATOP_MAT_SOLVE=109, 1451 MATOP_GET_REDUNDANT_MATRIX=110, 1452 MATOP_GET_ROW_MIN=111, 1453 MATOP_GET_COLUMN_VECTOR=112, 1454 MATOP_MISSING_DIAGONAL=113, 1455 MATOP_GET_SEQ_NONZERO_STRUCTUR=114, 1456 MATOP_CREATE=115, 1457 MATOP_GET_GHOSTS=116, 1458 MATOP_GET_LOCAL_SUB_MATRIX=117, 1459 MATOP_RESTORE_LOCALSUB_MATRIX=118, 1460 MATOP_MULT_DIAGONAL_BLOCK=119, 1461 MATOP_HERMITIAN_TRANSPOSE=120, 1462 MATOP_MULT_HERMITIAN_TRANSPOSE=121, 1463 MATOP_MULT_HERMITIAN_TRANS_ADD=122, 1464 MATOP_GET_MULTI_PROC_BLOCK=123, 1465 MATOP_FIND_NONZERO_ROWS=124, 1466 MATOP_GET_COLUMN_NORMS=125, 1467 MATOP_INVERT_BLOCK_DIAGONAL=126, 1468 /* MATOP_PLACEHOLDER_127=127, */ 1469 MATOP_GET_SUB_MATRICES_PARALLE=128, 1470 MATOP_SET_VALUES_BATCH=129, 1471 MATOP_TRANSPOSE_MAT_MULT=130, 1472 MATOP_TRANSPOSE_MAT_MULT_SYMBO=131, 1473 MATOP_TRANSPOSE_MAT_MULT_NUMER=132, 1474 MATOP_TRANSPOSE_COLORING_CREAT=133, 1475 MATOP_TRANS_COLORING_APPLY_SPT=134, 1476 MATOP_TRANS_COLORING_APPLY_DEN=135, 1477 MATOP_RART=136, 1478 MATOP_RART_SYMBOLIC=137, 1479 MATOP_RART_NUMERIC=138, 1480 MATOP_SET_BLOCK_SIZES=139, 1481 MATOP_AYPX=140, 1482 MATOP_RESIDUAL=141, 1483 MATOP_FDCOLORING_SETUP=142, 1484 MATOP_MPICONCATENATESEQ=144 1485 } MatOperation; 1486 PETSC_EXTERN PetscErrorCode MatHasOperation(Mat,MatOperation,PetscBool *); 1487 PETSC_EXTERN PetscErrorCode MatShellSetOperation(Mat,MatOperation,void(*)(void)); 1488 PETSC_EXTERN PetscErrorCode MatShellGetOperation(Mat,MatOperation,void(**)(void)); 1489 PETSC_EXTERN PetscErrorCode MatShellSetContext(Mat,void*); 1490 1491 /* 1492 Codes for matrices stored on disk. By default they are 1493 stored in a universal format. By changing the format with 1494 PetscViewerSetFormat(viewer,PETSC_VIEWER_NATIVE); the matrices will 1495 be stored in a way natural for the matrix, for example dense matrices 1496 would be stored as dense. Matrices stored this way may only be 1497 read into matrices of the same type. 1498 */ 1499 #define MATRIX_BINARY_FORMAT_DENSE -1 1500 1501 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetHashTableFactor(Mat,PetscReal); 1502 PETSC_EXTERN PetscErrorCode MatISGetLocalMat(Mat,Mat*); 1503 PETSC_EXTERN PetscErrorCode MatISSetLocalMat(Mat,Mat); 1504 PETSC_EXTERN PetscErrorCode MatISGetMPIXAIJ(Mat,MatReuse,Mat*); 1505 1506 /*S 1507 MatNullSpace - Object that removes a null space from a vector, i.e. 1508 orthogonalizes the vector to a subsapce 1509 1510 Level: advanced 1511 1512 Concepts: matrix; linear operator, null space 1513 1514 Users manual sections: 1515 . sec_singular 1516 1517 .seealso: MatNullSpaceCreate() 1518 S*/ 1519 typedef struct _p_MatNullSpace* MatNullSpace; 1520 1521 PETSC_EXTERN PetscErrorCode MatNullSpaceCreate(MPI_Comm,PetscBool ,PetscInt,const Vec[],MatNullSpace*); 1522 PETSC_EXTERN PetscErrorCode MatNullSpaceSetFunction(MatNullSpace,PetscErrorCode (*)(MatNullSpace,Vec,void*),void*); 1523 PETSC_EXTERN PetscErrorCode MatNullSpaceDestroy(MatNullSpace*); 1524 PETSC_EXTERN PetscErrorCode MatNullSpaceRemove(MatNullSpace,Vec); 1525 PETSC_EXTERN PetscErrorCode MatGetNullSpace(Mat, MatNullSpace *); 1526 PETSC_EXTERN PetscErrorCode MatSetNullSpace(Mat,MatNullSpace); 1527 PETSC_EXTERN PetscErrorCode MatSetNearNullSpace(Mat,MatNullSpace); 1528 PETSC_EXTERN PetscErrorCode MatGetNearNullSpace(Mat,MatNullSpace*); 1529 PETSC_EXTERN PetscErrorCode MatNullSpaceTest(MatNullSpace,Mat,PetscBool *); 1530 PETSC_EXTERN PetscErrorCode MatNullSpaceView(MatNullSpace,PetscViewer); 1531 PETSC_EXTERN PetscErrorCode MatNullSpaceGetVecs(MatNullSpace,PetscBool*,PetscInt*,const Vec**); 1532 PETSC_EXTERN PetscErrorCode MatNullSpaceCreateRigidBody(Vec,MatNullSpace*); 1533 1534 PETSC_EXTERN PetscErrorCode MatReorderingSeqSBAIJ(Mat,IS); 1535 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetHashTableFactor(Mat,PetscReal); 1536 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetColumnIndices(Mat,PetscInt *); 1537 PETSC_EXTERN PetscErrorCode MatSeqBAIJInvertBlockDiagonal(Mat); 1538 1539 PETSC_EXTERN PetscErrorCode MatCreateMAIJ(Mat,PetscInt,Mat*); 1540 PETSC_EXTERN PetscErrorCode MatMAIJRedimension(Mat,PetscInt,Mat*); 1541 PETSC_EXTERN PetscErrorCode MatMAIJGetAIJ(Mat,Mat*); 1542 1543 PETSC_EXTERN PetscErrorCode MatComputeExplicitOperator(Mat,Mat*); 1544 1545 PETSC_EXTERN PetscErrorCode MatDiagonalScaleLocal(Mat,Vec); 1546 1547 PETSC_EXTERN PetscErrorCode MatCreateMFFD(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,Mat*); 1548 PETSC_EXTERN PetscErrorCode MatMFFDSetBase(Mat,Vec,Vec); 1549 PETSC_EXTERN PetscErrorCode MatMFFDSetFunction(Mat,PetscErrorCode(*)(void*,Vec,Vec),void*); 1550 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioni(Mat,PetscErrorCode (*)(void*,PetscInt,Vec,PetscScalar*)); 1551 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioniBase(Mat,PetscErrorCode (*)(void*,Vec)); 1552 PETSC_EXTERN PetscErrorCode MatMFFDAddNullSpace(Mat,MatNullSpace); 1553 PETSC_EXTERN PetscErrorCode MatMFFDSetHHistory(Mat,PetscScalar[],PetscInt); 1554 PETSC_EXTERN PetscErrorCode MatMFFDResetHHistory(Mat); 1555 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctionError(Mat,PetscReal); 1556 PETSC_EXTERN PetscErrorCode MatMFFDSetPeriod(Mat,PetscInt); 1557 PETSC_EXTERN PetscErrorCode MatMFFDGetH(Mat,PetscScalar *); 1558 PETSC_EXTERN PetscErrorCode MatMFFDSetOptionsPrefix(Mat,const char[]); 1559 PETSC_EXTERN PetscErrorCode MatMFFDCheckPositivity(void*,Vec,Vec,PetscScalar*); 1560 PETSC_EXTERN PetscErrorCode MatMFFDSetCheckh(Mat,PetscErrorCode (*)(void*,Vec,Vec,PetscScalar*),void*); 1561 1562 /*S 1563 MatMFFD - A data structured used to manage the computation of the h differencing parameter for matrix-free 1564 Jacobian vector products 1565 1566 Notes: MATMFFD is a specific MatType which uses the MatMFFD data structure 1567 1568 MatMFFD*() methods actually take the Mat as their first argument. Not a MatMFFD data structure 1569 1570 Level: developer 1571 1572 .seealso: MATMFFD, MatCreateMFFD(), MatMFFDSetFuction(), MatMFFDSetType(), MatMFFDRegister() 1573 S*/ 1574 typedef struct _p_MatMFFD* MatMFFD; 1575 1576 /*J 1577 MatMFFDType - algorithm used to compute the h used in computing matrix-vector products via differencing of the function 1578 1579 Level: beginner 1580 1581 .seealso: MatMFFDSetType(), MatMFFDRegister() 1582 J*/ 1583 typedef const char* MatMFFDType; 1584 #define MATMFFD_DS "ds" 1585 #define MATMFFD_WP "wp" 1586 1587 PETSC_EXTERN PetscErrorCode MatMFFDSetType(Mat,MatMFFDType); 1588 PETSC_EXTERN PetscErrorCode MatMFFDRegister(const char[],PetscErrorCode (*)(MatMFFD)); 1589 1590 PETSC_EXTERN PetscErrorCode MatMFFDDSSetUmin(Mat,PetscReal); 1591 PETSC_EXTERN PetscErrorCode MatMFFDWPSetComputeNormU(Mat,PetscBool ); 1592 1593 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *); 1594 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *); 1595 1596 /* 1597 PETSc interface to MUMPS 1598 */ 1599 #ifdef PETSC_HAVE_MUMPS 1600 PETSC_EXTERN PetscErrorCode MatMumpsSetIcntl(Mat,PetscInt,PetscInt); 1601 PETSC_EXTERN PetscErrorCode MatMumpsGetIcntl(Mat,PetscInt,PetscInt*); 1602 PETSC_EXTERN PetscErrorCode MatMumpsSetCntl(Mat,PetscInt,PetscReal); 1603 PETSC_EXTERN PetscErrorCode MatMumpsGetCntl(Mat,PetscInt,PetscReal*); 1604 1605 PETSC_EXTERN PetscErrorCode MatMumpsGetInfo(Mat,PetscInt,PetscInt*); 1606 PETSC_EXTERN PetscErrorCode MatMumpsGetInfog(Mat,PetscInt,PetscInt*); 1607 PETSC_EXTERN PetscErrorCode MatMumpsGetRinfo(Mat,PetscInt,PetscReal*); 1608 PETSC_EXTERN PetscErrorCode MatMumpsGetRinfog(Mat,PetscInt,PetscReal*); 1609 #endif 1610 1611 /* 1612 PETSc interface to Mkl_Pardiso 1613 */ 1614 #ifdef PETSC_HAVE_MKL_PARDISO 1615 PETSC_EXTERN PetscErrorCode MatMkl_PardisoSetCntl(Mat,PetscInt,PetscInt); 1616 #endif 1617 1618 /* 1619 PETSc interface to Mkl_CPardiso 1620 */ 1621 #ifdef PETSC_HAVE_MKL_CPARDISO 1622 PETSC_EXTERN PetscErrorCode MatMkl_CPardisoSetCntl(Mat,PetscInt,PetscInt); 1623 #endif 1624 1625 /* 1626 PETSc interface to SUPERLU 1627 */ 1628 #ifdef PETSC_HAVE_SUPERLU 1629 PETSC_EXTERN PetscErrorCode MatSuperluSetILUDropTol(Mat,PetscReal); 1630 #endif 1631 1632 #ifdef PETSC_HAVE_CUDA 1633 /*E 1634 MatCUSPARSEStorageFormat - indicates the storage format for CUSPARSE (GPU) 1635 matrices. 1636 1637 Not Collective 1638 1639 + MAT_CUSPARSE_CSR - Compressed Sparse Row 1640 . MAT_CUSPARSE_ELL - Ellpack (requires CUDA 4.2 or later). 1641 - MAT_CUSPARSE_HYB - Hybrid, a combination of Ellpack and Coordinate format (requires CUDA 4.2 or later). 1642 1643 Level: intermediate 1644 1645 Any additions/changes here MUST also be made in include/petsc-finclude/petscmat.h 1646 1647 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEFormatOperation 1648 E*/ 1649 1650 typedef enum {MAT_CUSPARSE_CSR, MAT_CUSPARSE_ELL, MAT_CUSPARSE_HYB} MatCUSPARSEStorageFormat; 1651 1652 /* these will be strings associated with enumerated type defined above */ 1653 PETSC_EXTERN const char *const MatCUSPARSEStorageFormats[]; 1654 1655 /*E 1656 MatCUSPARSEFormatOperation - indicates the operation of CUSPARSE (GPU) 1657 matrices whose operation should use a particular storage format. 1658 1659 Not Collective 1660 1661 + MAT_CUSPARSE_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult 1662 . MAT_CUSPARSE_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult 1663 . MAT_CUSPARSE_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult 1664 - MAT_CUSPARSE_ALL - sets the storage format for all CUSPARSE (GPU) matrices 1665 1666 Level: intermediate 1667 1668 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEStorageFormat 1669 E*/ 1670 typedef enum {MAT_CUSPARSE_MULT_DIAG, MAT_CUSPARSE_MULT_OFFDIAG, MAT_CUSPARSE_MULT, MAT_CUSPARSE_ALL} MatCUSPARSEFormatOperation; 1671 1672 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1673 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1674 PETSC_EXTERN PetscErrorCode MatCUSPARSESetFormat(Mat,MatCUSPARSEFormatOperation,MatCUSPARSEStorageFormat); 1675 #endif 1676 1677 #if defined(PETSC_HAVE_CUSP) 1678 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSP(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1679 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSP(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1680 1681 /*E 1682 MatCUSPStorageFormat - indicates the storage format for CUSP (GPU) 1683 matrices. 1684 1685 Not Collective 1686 1687 + MAT_CUSP_CSR - Compressed Sparse Row 1688 . MAT_CUSP_DIA - Diagonal 1689 - MAT_CUSP_ELL - Ellpack 1690 1691 Level: intermediate 1692 1693 Any additions/changes here MUST also be made in include/petsc-finclude/petscmat.h 1694 1695 .seealso: MatCUSPSetFormat(), MatCUSPFormatOperation 1696 E*/ 1697 typedef enum {MAT_CUSP_CSR, MAT_CUSP_DIA, MAT_CUSP_ELL} MatCUSPStorageFormat; 1698 1699 /* these will be strings associated with enumerated type defined above */ 1700 PETSC_EXTERN const char *const MatCUSPStorageFormats[]; 1701 1702 /*E 1703 MatCUSPFormatOperation - indicates the operation of CUSP (GPU) 1704 matrices whose operation should use a particular storage format. 1705 1706 Not Collective 1707 1708 + MAT_CUSP_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult 1709 . MAT_CUSP_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult 1710 . MAT_CUSP_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult 1711 - MAT_CUSP_ALL - sets the storage format for all CUSP (GPU) matrices 1712 1713 Level: intermediate 1714 1715 Any additions/changes here MUST also be made in include/petsc-finclude/petscmat.h 1716 1717 .seealso: MatCUSPSetFormat(), MatCUSPStorageFormat 1718 E*/ 1719 typedef enum {MAT_CUSP_MULT_DIAG, MAT_CUSP_MULT_OFFDIAG, MAT_CUSP_MULT, MAT_CUSP_ALL} MatCUSPFormatOperation; 1720 1721 PETSC_EXTERN PetscErrorCode MatCUSPSetFormat(Mat,MatCUSPFormatOperation,MatCUSPStorageFormat); 1722 #endif 1723 1724 #if defined(PETSC_HAVE_VIENNACL) 1725 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1726 PETSC_EXTERN PetscErrorCode MatCreateAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1727 #endif 1728 1729 /* 1730 PETSc interface to FFTW 1731 */ 1732 #if defined(PETSC_HAVE_FFTW) 1733 PETSC_EXTERN PetscErrorCode VecScatterPetscToFFTW(Mat,Vec,Vec); 1734 PETSC_EXTERN PetscErrorCode VecScatterFFTWToPetsc(Mat,Vec,Vec); 1735 PETSC_EXTERN PetscErrorCode MatCreateVecsFFTW(Mat,Vec*,Vec*,Vec*); 1736 #endif 1737 1738 /* 1739 PETSc interface to ELEMENTAL 1740 */ 1741 #if defined(PETSC_HAVE_ELEMENTAL) 1742 #if defined(PETSC_USE_COMPLEX) 1743 typedef El::Complex<PetscReal> PetscElemScalar; 1744 #else 1745 typedef PetscScalar PetscElemScalar; 1746 #endif 1747 PETSC_EXTERN PetscErrorCode PetscElementalInitializePackage(void); 1748 PETSC_EXTERN PetscErrorCode PetscElementalFinalizePackage(void); 1749 #endif 1750 1751 PETSC_EXTERN PetscErrorCode MatCreateNest(MPI_Comm,PetscInt,const IS[],PetscInt,const IS[],const Mat[],Mat*); 1752 PETSC_EXTERN PetscErrorCode MatNestGetSize(Mat,PetscInt*,PetscInt*); 1753 PETSC_EXTERN PetscErrorCode MatNestGetISs(Mat,IS[],IS[]); 1754 PETSC_EXTERN PetscErrorCode MatNestGetLocalISs(Mat,IS[],IS[]); 1755 PETSC_EXTERN PetscErrorCode MatNestGetSubMats(Mat,PetscInt*,PetscInt*,Mat***); 1756 PETSC_EXTERN PetscErrorCode MatNestGetSubMat(Mat,PetscInt,PetscInt,Mat*); 1757 PETSC_EXTERN PetscErrorCode MatNestSetVecType(Mat,VecType); 1758 PETSC_EXTERN PetscErrorCode MatNestSetSubMats(Mat,PetscInt,const IS[],PetscInt,const IS[],const Mat[]); 1759 PETSC_EXTERN PetscErrorCode MatNestSetSubMat(Mat,PetscInt,PetscInt,Mat); 1760 1761 PETSC_EXTERN PetscErrorCode MatChop(Mat,PetscReal); 1762 PETSC_EXTERN PetscErrorCode MatComputeBandwidth(Mat,PetscReal,PetscInt*); 1763 1764 #endif 1765