1 /* 2 Include file for the matrix component of PETSc 3 */ 4 #ifndef PETSCMAT_H 5 #define PETSCMAT_H 6 7 #include <petscvec.h> 8 9 /* SUBMANSEC = Mat */ 10 11 /*S 12 Mat - Abstract PETSc matrix object used to manage all linear operators in PETSc, even those without 13 an explicit sparse representation (such as matrix-free operators) 14 15 Level: beginner 16 17 Note: 18 See [](doc_matrix) and `MatType` for available matrix types 19 20 .seealso: [](chapter_matrices), [](doc_matrix), `MatCreate()`, `MatType`, `MatSetType()`, `MatDestroy()` 21 S*/ 22 typedef struct _p_Mat *Mat; 23 24 /*J 25 MatType - String with the name of a PETSc matrix type 26 27 Level: beginner 28 29 Note: 30 [](doc_matrix) for a table of available matrix types 31 32 .seealso: [](chapter_matrices), `MatSetType()`, `Mat`, `MatSolverType`, `MatRegister()` 33 J*/ 34 typedef const char *MatType; 35 #define MATSAME "same" 36 #define MATMAIJ "maij" 37 #define MATSEQMAIJ "seqmaij" 38 #define MATMPIMAIJ "mpimaij" 39 #define MATKAIJ "kaij" 40 #define MATSEQKAIJ "seqkaij" 41 #define MATMPIKAIJ "mpikaij" 42 #define MATIS "is" 43 #define MATAIJ "aij" 44 #define MATSEQAIJ "seqaij" 45 #define MATMPIAIJ "mpiaij" 46 #define MATAIJCRL "aijcrl" 47 #define MATSEQAIJCRL "seqaijcrl" 48 #define MATMPIAIJCRL "mpiaijcrl" 49 #define MATAIJCUSPARSE "aijcusparse" 50 #define MATSEQAIJCUSPARSE "seqaijcusparse" 51 #define MATMPIAIJCUSPARSE "mpiaijcusparse" 52 #define MATAIJHIPSPARSE "aijhipsparse" 53 #define MATSEQAIJHIPSPARSE "seqaijhipsparse" 54 #define MATMPIAIJHIPSPARSE "mpiaijhipsparse" 55 #define MATAIJKOKKOS "aijkokkos" 56 #define MATSEQAIJKOKKOS "seqaijkokkos" 57 #define MATMPIAIJKOKKOS "mpiaijkokkos" 58 #define MATAIJVIENNACL "aijviennacl" 59 #define MATSEQAIJVIENNACL "seqaijviennacl" 60 #define MATMPIAIJVIENNACL "mpiaijviennacl" 61 #define MATAIJPERM "aijperm" 62 #define MATSEQAIJPERM "seqaijperm" 63 #define MATMPIAIJPERM "mpiaijperm" 64 #define MATAIJSELL "aijsell" 65 #define MATSEQAIJSELL "seqaijsell" 66 #define MATMPIAIJSELL "mpiaijsell" 67 #define MATAIJMKL "aijmkl" 68 #define MATSEQAIJMKL "seqaijmkl" 69 #define MATMPIAIJMKL "mpiaijmkl" 70 #define MATBAIJMKL "baijmkl" 71 #define MATSEQBAIJMKL "seqbaijmkl" 72 #define MATMPIBAIJMKL "mpibaijmkl" 73 #define MATSHELL "shell" 74 #define MATCENTERING "centering" 75 #define MATDENSE "dense" 76 #define MATDENSECUDA "densecuda" 77 #define MATDENSEHIP "densehip" 78 #define MATSEQDENSE "seqdense" 79 #define MATSEQDENSECUDA "seqdensecuda" 80 #define MATSEQDENSEHIP "seqdensehip" 81 #define MATMPIDENSE "mpidense" 82 #define MATMPIDENSECUDA "mpidensecuda" 83 #define MATMPIDENSEHIP "mpidensehip" 84 #define MATELEMENTAL "elemental" 85 #define MATSCALAPACK "scalapack" 86 #define MATBAIJ "baij" 87 #define MATSEQBAIJ "seqbaij" 88 #define MATMPIBAIJ "mpibaij" 89 #define MATMPIADJ "mpiadj" 90 #define MATSBAIJ "sbaij" 91 #define MATSEQSBAIJ "seqsbaij" 92 #define MATMPISBAIJ "mpisbaij" 93 #define MATMFFD "mffd" 94 #define MATNORMAL "normal" 95 #define MATNORMALHERMITIAN "normalh" 96 #define MATLRC "lrc" 97 #define MATSCATTER "scatter" 98 #define MATBLOCKMAT "blockmat" 99 #define MATCOMPOSITE "composite" 100 #define MATFFT "fft" 101 #define MATFFTW "fftw" 102 #define MATSEQCUFFT "seqcufft" 103 #define MATSEQHIPFFT "seqhipfft" 104 #define MATTRANSPOSEMAT PETSC_DEPRECATED_MACRO("GCC warning \"MATTRANSPOSEMAT macro is deprecated use MATTRANSPOSEVIRTUAL (since version 3.18)\"") "transpose" 105 #define MATTRANSPOSEVIRTUAL "transpose" 106 #define MATHERMITIANTRANSPOSEVIRTUAL "hermitiantranspose" 107 #define MATSCHURCOMPLEMENT "schurcomplement" 108 #define MATPYTHON "python" 109 #define MATHYPRE "hypre" 110 #define MATHYPRESTRUCT "hyprestruct" 111 #define MATHYPRESSTRUCT "hypresstruct" 112 #define MATSUBMATRIX "submatrix" 113 #define MATLOCALREF "localref" 114 #define MATNEST "nest" 115 #define MATPREALLOCATOR "preallocator" 116 #define MATSELL "sell" 117 #define MATSEQSELL "seqsell" 118 #define MATMPISELL "mpisell" 119 #define MATDUMMY "dummy" 120 #define MATLMVM "lmvm" 121 #define MATLMVMDFP "lmvmdfp" 122 #define MATLMVMBFGS "lmvmbfgs" 123 #define MATLMVMSR1 "lmvmsr1" 124 #define MATLMVMBROYDEN "lmvmbroyden" 125 #define MATLMVMBADBROYDEN "lmvmbadbroyden" 126 #define MATLMVMSYMBROYDEN "lmvmsymbroyden" 127 #define MATLMVMSYMBADBROYDEN "lmvmsymbadbroyden" 128 #define MATLMVMDIAGBROYDEN "lmvmdiagbroyden" 129 #define MATCONSTANTDIAGONAL "constantdiagonal" 130 #define MATHTOOL "htool" 131 #define MATH2OPUS "h2opus" 132 133 /*J 134 MatSolverType - String with the name of a PETSc matrix solver type. 135 136 For example: "petsc" indicates what PETSc provides, "superlu_dist" the parallel SuperLU_DIST package etc 137 138 Level: beginner 139 140 Note: 141 `MATSOLVERUMFPACK`, `MATSOLVERCHOLMOD`, `MATSOLVERKLU`, `MATSOLVERSPQR` form the SuiteSparse package for which you can use --download-suitesparse 142 143 .seealso: [](sec_matfactor), [](chapter_matrices), `MatGetFactor()`, `PCFactorSetMatSolverType()`, `PCFactorGetMatSolverType()` 144 J*/ 145 typedef const char *MatSolverType; 146 #define MATSOLVERSUPERLU "superlu" 147 #define MATSOLVERSUPERLU_DIST "superlu_dist" 148 #define MATSOLVERSTRUMPACK "strumpack" 149 #define MATSOLVERUMFPACK "umfpack" 150 #define MATSOLVERCHOLMOD "cholmod" 151 #define MATSOLVERKLU "klu" 152 #define MATSOLVERSPARSEELEMENTAL "sparseelemental" 153 #define MATSOLVERELEMENTAL "elemental" 154 #define MATSOLVERSCALAPACK "scalapack" 155 #define MATSOLVERESSL "essl" 156 #define MATSOLVERLUSOL "lusol" 157 #define MATSOLVERMUMPS "mumps" 158 #define MATSOLVERMKL_PARDISO "mkl_pardiso" 159 #define MATSOLVERMKL_CPARDISO "mkl_cpardiso" 160 #define MATSOLVERPASTIX "pastix" 161 #define MATSOLVERMATLAB "matlab" 162 #define MATSOLVERPETSC "petsc" 163 #define MATSOLVERBAS "bas" 164 #define MATSOLVERCUSPARSE "cusparse" 165 #define MATSOLVERCUSPARSEBAND "cusparseband" 166 #define MATSOLVERCUDA "cuda" 167 #define MATSOLVERHIPSPARSE "hipsparse" 168 #define MATSOLVERHIPSPARSEBAND "hipsparseband" 169 #define MATSOLVERHIP "hip" 170 #define MATSOLVERKOKKOS "kokkos" 171 #define MATSOLVERKOKKOSDEVICE "kokkosdevice" 172 #define MATSOLVERSPQR "spqr" 173 174 /*E 175 MatFactorType - indicates what type of factorization is requested 176 177 Level: beginner 178 179 Values: 180 + `MAT_FACTOR_LU` - LU factorization 181 . `MAT_FACTOR_CHOLESKY` - Cholesky factorization 182 . `MAT_FACTOR_ILU` - ILU factorization 183 . `MAT_FACTOR_ICC` - incomplete Cholesky factorization 184 . `MAT_FACTOR_ILUDT` - ILU factorization with drop tolerance 185 - `MAT_FACTOR_QR` - QR factorization 186 187 .seealso: [](chapter_matrices), `MatSolverType`, `MatGetFactor()`, `MatGetFactorAvailable()`, `MatSolverTypeRegister()` 188 E*/ 189 typedef enum { 190 MAT_FACTOR_NONE, 191 MAT_FACTOR_LU, 192 MAT_FACTOR_CHOLESKY, 193 MAT_FACTOR_ILU, 194 MAT_FACTOR_ICC, 195 MAT_FACTOR_ILUDT, 196 MAT_FACTOR_QR, 197 MAT_FACTOR_NUM_TYPES 198 } MatFactorType; 199 PETSC_EXTERN const char *const MatFactorTypes[]; 200 201 PETSC_EXTERN PetscErrorCode MatGetFactor(Mat, MatSolverType, MatFactorType, Mat *); 202 PETSC_EXTERN PetscErrorCode MatGetFactorAvailable(Mat, MatSolverType, MatFactorType, PetscBool *); 203 PETSC_EXTERN PetscErrorCode MatFactorGetCanUseOrdering(Mat, PetscBool *); 204 PETSC_DEPRECATED_FUNCTION("Use MatFactorGetCanUseOrdering() (since version 3.15)") static inline PetscErrorCode MatFactorGetUseOrdering(Mat A, PetscBool *b) 205 { 206 return MatFactorGetCanUseOrdering(A, b); 207 } 208 PETSC_EXTERN PetscErrorCode MatFactorGetSolverType(Mat, MatSolverType *); 209 PETSC_EXTERN PetscErrorCode MatGetFactorType(Mat, MatFactorType *); 210 PETSC_EXTERN PetscErrorCode MatSetFactorType(Mat, MatFactorType); 211 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*MatSolverFunction)(Mat, MatFactorType, Mat *); 212 PETSC_EXTERN PetscErrorCode MatSolverTypeRegister(MatSolverType, MatType, MatFactorType, MatSolverFunction); 213 PETSC_EXTERN PetscErrorCode MatSolverTypeGet(MatSolverType, MatType, MatFactorType, PetscBool *, PetscBool *, MatSolverFunction *); 214 typedef MatSolverType MatSolverPackage PETSC_DEPRECATED_TYPEDEF("Use MatSolverType (since version 3.9)"); 215 PETSC_DEPRECATED_FUNCTION("Use MatSolverTypeRegister() (since version 3.9)") static inline PetscErrorCode MatSolverPackageRegister(MatSolverType stype, MatType mtype, MatFactorType ftype, MatSolverFunction f) 216 { 217 return MatSolverTypeRegister(stype, mtype, ftype, f); 218 } 219 PETSC_DEPRECATED_FUNCTION("Use MatSolverTypeGet() (since version 3.9)") static inline PetscErrorCode MatSolverPackageGet(MatSolverType stype, MatType mtype, MatFactorType ftype, PetscBool *foundmtype, PetscBool *foundstype, MatSolverFunction *f) 220 { 221 return MatSolverTypeGet(stype, mtype, ftype, foundmtype, foundstype, f); 222 } 223 224 /*E 225 MatProductType - indicates what type of matrix product is requested 226 227 Level: beginner 228 229 Values: 230 + `MATPRODUCT_AB` - product of two matrices 231 . `MATPRODUCT_AtB` - product of the transpose of a given matrix with a matrix 232 . `MATPRODUCT_ABt` - product of a matrix with the transpose of another given matrix 233 . `MATPRODUCT_PtAP` - the triple product of the transpose of a matrix with another matrix and itself 234 . `MATPRODUCT_RARt` - the triple product of a matrix, another matrix and the transpose of the first matrix 235 - `MATPRODUCT_ABC` - the product of three matrices 236 237 .seealso: [](sec_matmatproduct), [](chapter_matrices), `MatProductSetType()` 238 E*/ 239 typedef enum { 240 MATPRODUCT_UNSPECIFIED = 0, 241 MATPRODUCT_AB, 242 MATPRODUCT_AtB, 243 MATPRODUCT_ABt, 244 MATPRODUCT_PtAP, 245 MATPRODUCT_RARt, 246 MATPRODUCT_ABC 247 } MatProductType; 248 PETSC_EXTERN const char *const MatProductTypes[]; 249 250 /*J 251 MatProductAlgorithm - String with the name of an algorithm for a PETSc matrix product implementation 252 253 Level: beginner 254 255 .seealso: [](sec_matmatproduct), [](chapter_matrices), `MatSetType()`, `Mat`, `MatProductSetAlgorithm()`, `MatProductType` 256 J*/ 257 typedef const char *MatProductAlgorithm; 258 #define MATPRODUCTALGORITHMDEFAULT "default" 259 #define MATPRODUCTALGORITHMSORTED "sorted" 260 #define MATPRODUCTALGORITHMSCALABLE "scalable" 261 #define MATPRODUCTALGORITHMSCALABLEFAST "scalable_fast" 262 #define MATPRODUCTALGORITHMHEAP "heap" 263 #define MATPRODUCTALGORITHMBHEAP "btheap" 264 #define MATPRODUCTALGORITHMLLCONDENSED "llcondensed" 265 #define MATPRODUCTALGORITHMROWMERGE "rowmerge" 266 #define MATPRODUCTALGORITHMOUTERPRODUCT "outerproduct" 267 #define MATPRODUCTALGORITHMATB "at*b" 268 #define MATPRODUCTALGORITHMRAP "rap" 269 #define MATPRODUCTALGORITHMNONSCALABLE "nonscalable" 270 #define MATPRODUCTALGORITHMSEQMPI "seqmpi" 271 #define MATPRODUCTALGORITHMBACKEND "backend" 272 #define MATPRODUCTALGORITHMOVERLAPPING "overlapping" 273 #define MATPRODUCTALGORITHMMERGED "merged" 274 #define MATPRODUCTALGORITHMALLATONCE "allatonce" 275 #define MATPRODUCTALGORITHMALLATONCEMERGED "allatonce_merged" 276 #define MATPRODUCTALGORITHMALLGATHERV "allgatherv" 277 #define MATPRODUCTALGORITHMCYCLIC "cyclic" 278 #if defined(PETSC_HAVE_HYPRE) 279 #define MATPRODUCTALGORITHMHYPRE "hypre" 280 #endif 281 282 PETSC_EXTERN PetscErrorCode MatProductCreate(Mat, Mat, Mat, Mat *); 283 PETSC_EXTERN PetscErrorCode MatProductCreateWithMat(Mat, Mat, Mat, Mat); 284 PETSC_EXTERN PetscErrorCode MatProductSetType(Mat, MatProductType); 285 PETSC_EXTERN PetscErrorCode MatProductSetAlgorithm(Mat, MatProductAlgorithm); 286 PETSC_EXTERN PetscErrorCode MatProductSetFill(Mat, PetscReal); 287 PETSC_EXTERN PetscErrorCode MatProductSetFromOptions(Mat); 288 PETSC_EXTERN PetscErrorCode MatProductSymbolic(Mat); 289 PETSC_EXTERN PetscErrorCode MatProductNumeric(Mat); 290 PETSC_EXTERN PetscErrorCode MatProductReplaceMats(Mat, Mat, Mat, Mat); 291 PETSC_EXTERN PetscErrorCode MatProductClear(Mat); 292 PETSC_EXTERN PetscErrorCode MatProductView(Mat, PetscViewer); 293 PETSC_EXTERN PetscErrorCode MatProductGetType(Mat, MatProductType *); 294 PETSC_EXTERN PetscErrorCode MatProductGetMats(Mat, Mat *, Mat *, Mat *); 295 296 /* Logging support */ 297 #define MAT_FILE_CLASSID 1211216 /* used to indicate matrices in binary files */ 298 PETSC_EXTERN PetscClassId MAT_CLASSID; 299 PETSC_EXTERN PetscClassId MAT_COLORING_CLASSID; 300 PETSC_EXTERN PetscClassId MAT_FDCOLORING_CLASSID; 301 PETSC_EXTERN PetscClassId MAT_TRANSPOSECOLORING_CLASSID; 302 PETSC_EXTERN PetscClassId MAT_PARTITIONING_CLASSID; 303 PETSC_EXTERN PetscClassId MAT_COARSEN_CLASSID; 304 PETSC_EXTERN PetscClassId MAT_NULLSPACE_CLASSID; 305 PETSC_EXTERN PetscClassId MATMFFD_CLASSID; 306 307 /*E 308 MatReuse - Indicates if matrices obtained from a previous call to `MatCreateSubMatrices()`, `MatCreateSubMatrix()`, `MatConvert()` or several other functions 309 are to be reused to store the new matrix values. 310 311 Values: 312 + `MAT_INITIAL_MATRIX` - create a new matrix 313 . `MAT_REUSE_MATRIX` - reuse the matrix created with a previous call that used `MAT_INITIAL_MATRIX` 314 . `MAT_INPLACE_MATRIX` - replace the first input matrix with the new matrix (not applicable to all functions) 315 - `MAT_IGNORE_MATRIX` - do not create a new matrix or reuse a give matrix, just ignore that matrix argument (not applicable to all functions) 316 317 Level: beginner 318 319 .seealso: [](chapter_matrices), `Mat`, `MatCreateSubMatrices()`, `MatCreateSubMatrix()`, `MatDestroyMatrices()`, `MatConvert()` 320 E*/ 321 typedef enum { 322 MAT_INITIAL_MATRIX, 323 MAT_REUSE_MATRIX, 324 MAT_IGNORE_MATRIX, 325 MAT_INPLACE_MATRIX 326 } MatReuse; 327 328 /*E 329 MatCreateSubMatrixOption - Indicates if matrices obtained from a call to `MatCreateSubMatrices()` 330 include the matrix values. Currently it is only used by `MatGetSeqNonzeroStructure()`. 331 332 Level: developer 333 334 Values: 335 + `MAT_DO_NOT_GET_VALUES` - do not copy the matrix values 336 - `MAT_GET_VALUES` - copy the matrix values 337 338 Developer Note: 339 Why is not just a boolean used for this information? 340 341 .seealso: [](chapter_matrices), `Mat`, `MatDuplicateOption`, `PetscCopyMode`, `MatGetSeqNonzeroStructure()` 342 E*/ 343 typedef enum { 344 MAT_DO_NOT_GET_VALUES, 345 MAT_GET_VALUES 346 } MatCreateSubMatrixOption; 347 348 PETSC_EXTERN PetscErrorCode MatInitializePackage(void); 349 350 PETSC_EXTERN PetscErrorCode MatCreate(MPI_Comm, Mat *); 351 PETSC_EXTERN PetscErrorCode MatSetSizes(Mat, PetscInt, PetscInt, PetscInt, PetscInt); 352 PETSC_EXTERN PetscErrorCode MatSetType(Mat, MatType); 353 PETSC_EXTERN PetscErrorCode MatGetVecType(Mat, VecType *); 354 PETSC_EXTERN PetscErrorCode MatSetVecType(Mat, VecType); 355 PETSC_EXTERN PetscErrorCode MatSetFromOptions(Mat); 356 PETSC_EXTERN PetscErrorCode MatViewFromOptions(Mat, PetscObject, const char[]); 357 PETSC_EXTERN PetscErrorCode MatRegister(const char[], PetscErrorCode (*)(Mat)); 358 PETSC_EXTERN PetscErrorCode MatRegisterRootName(const char[], const char[], const char[]); 359 PETSC_EXTERN PetscErrorCode MatSetOptionsPrefix(Mat, const char[]); 360 PETSC_EXTERN PetscErrorCode MatSetOptionsPrefixFactor(Mat, const char[]); 361 PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefixFactor(Mat, const char[]); 362 PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefix(Mat, const char[]); 363 PETSC_EXTERN PetscErrorCode MatGetOptionsPrefix(Mat, const char *[]); 364 PETSC_EXTERN PetscErrorCode MatSetErrorIfFailure(Mat, PetscBool); 365 366 PETSC_EXTERN PetscFunctionList MatList; 367 PETSC_EXTERN PetscFunctionList MatColoringList; 368 PETSC_EXTERN PetscFunctionList MatPartitioningList; 369 370 /*E 371 MatStructure - Indicates if two matrices have the same nonzero structure 372 373 Level: beginner 374 375 Values: 376 + `SAME_NONZERO_PATTERN` - the two matrices have identical nonzero patterns 377 . `DIFFERENT_NONZERO_PATTERN` - the two matrices may have different nonzero patterns 378 . `SUBSET_NONZERO_PATTERN` - the nonzero pattern of the second matrix is a subset of the nonzero pattern of the first matrix 379 - `UNKNOWN_NONZERO_PATTERN` - there is no known relationship between the nonzero patterns. In this case the implementations 380 may try to detect a relationship to optimize the operation 381 382 .seealso: [](chapter_matrices), `Mat`, `MatCopy()`, `MatAXPY()`, `MatAYPX()` 383 E*/ 384 typedef enum { 385 DIFFERENT_NONZERO_PATTERN, 386 SUBSET_NONZERO_PATTERN, 387 SAME_NONZERO_PATTERN, 388 UNKNOWN_NONZERO_PATTERN 389 } MatStructure; 390 PETSC_EXTERN const char *const MatStructures[]; 391 392 #if defined PETSC_HAVE_MKL_SPARSE 393 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJMKL(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *); 394 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJMKL(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *); 395 PETSC_EXTERN PetscErrorCode MatCreateBAIJMKL(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *); 396 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJMKL(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *); 397 #endif 398 399 PETSC_EXTERN PetscErrorCode MatCreateSeqSELL(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *); 400 PETSC_EXTERN PetscErrorCode MatCreateSELL(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *); 401 PETSC_EXTERN PetscErrorCode MatSeqSELLSetPreallocation(Mat, PetscInt, const PetscInt[]); 402 PETSC_EXTERN PetscErrorCode MatMPISELLSetPreallocation(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[]); 403 404 PETSC_EXTERN PetscErrorCode MatCreateSeqDense(MPI_Comm, PetscInt, PetscInt, PetscScalar[], Mat *); 405 PETSC_EXTERN PetscErrorCode MatCreateDense(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscScalar[], Mat *); 406 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJ(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *); 407 PETSC_EXTERN PetscErrorCode MatCreateAIJ(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *); 408 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithArrays(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[], Mat *); 409 PETSC_EXTERN PetscErrorCode MatUpdateMPIAIJWithArrays(Mat, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[]); 410 PETSC_EXTERN PetscErrorCode MatUpdateMPIAIJWithArray(Mat, const PetscScalar[]); 411 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSplitArrays(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscScalar[], PetscInt[], PetscInt[], PetscScalar[], Mat *); 412 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSeqAIJ(MPI_Comm, Mat, Mat, const PetscInt[], Mat *); 413 414 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJ(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *); 415 PETSC_EXTERN PetscErrorCode MatCreateBAIJ(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *); 416 PETSC_EXTERN PetscErrorCode MatCreateMPIBAIJWithArrays(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[], Mat *); 417 418 PETSC_EXTERN PetscErrorCode MatSetPreallocationCOO(Mat, PetscCount, PetscInt[], PetscInt[]); 419 PETSC_EXTERN PetscErrorCode MatSetPreallocationCOOLocal(Mat, PetscCount, PetscInt[], PetscInt[]); 420 PETSC_EXTERN PetscErrorCode MatSetValuesCOO(Mat, const PetscScalar[], InsertMode); 421 422 PETSC_EXTERN PetscErrorCode MatCreateMPIAdj(MPI_Comm, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscInt[], Mat *); 423 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJ(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *); 424 425 PETSC_EXTERN PetscErrorCode MatCreateSBAIJ(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *); 426 PETSC_EXTERN PetscErrorCode MatCreateMPISBAIJWithArrays(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[], Mat *); 427 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocationCSR(Mat, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[]); 428 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocationCSR(Mat, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[]); 429 PETSC_EXTERN PetscErrorCode MatXAIJSetPreallocation(Mat, PetscInt, const PetscInt[], const PetscInt[], const PetscInt[], const PetscInt[]); 430 431 PETSC_EXTERN PetscErrorCode MatCreateShell(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, void *, Mat *); 432 PETSC_EXTERN PetscErrorCode MatCreateCentering(MPI_Comm, PetscInt, PetscInt, Mat *); 433 PETSC_EXTERN PetscErrorCode MatCreateNormal(Mat, Mat *); 434 PETSC_EXTERN PetscErrorCode MatCreateNormalHermitian(Mat, Mat *); 435 PETSC_EXTERN PetscErrorCode MatCreateLRC(Mat, Mat, Vec, Mat, Mat *); 436 PETSC_EXTERN PetscErrorCode MatLRCGetMats(Mat, Mat *, Mat *, Vec *, Mat *); 437 PETSC_EXTERN PetscErrorCode MatCreateIS(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, ISLocalToGlobalMapping, ISLocalToGlobalMapping, Mat *); 438 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCRL(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *); 439 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJCRL(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *); 440 441 PETSC_EXTERN PetscErrorCode MatCreateScatter(MPI_Comm, VecScatter, Mat *); 442 PETSC_EXTERN PetscErrorCode MatScatterSetVecScatter(Mat, VecScatter); 443 PETSC_EXTERN PetscErrorCode MatScatterGetVecScatter(Mat, VecScatter *); 444 PETSC_EXTERN PetscErrorCode MatCreateBlockMat(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt *, Mat *); 445 PETSC_EXTERN PetscErrorCode MatCompositeAddMat(Mat, Mat); 446 PETSC_EXTERN PetscErrorCode MatCompositeMerge(Mat); 447 typedef enum { 448 MAT_COMPOSITE_MERGE_RIGHT, 449 MAT_COMPOSITE_MERGE_LEFT 450 } MatCompositeMergeType; 451 PETSC_EXTERN PetscErrorCode MatCompositeSetMergeType(Mat, MatCompositeMergeType); 452 PETSC_EXTERN PetscErrorCode MatCreateComposite(MPI_Comm, PetscInt, const Mat *, Mat *); 453 typedef enum { 454 MAT_COMPOSITE_ADDITIVE, 455 MAT_COMPOSITE_MULTIPLICATIVE 456 } MatCompositeType; 457 PETSC_EXTERN PetscErrorCode MatCompositeSetType(Mat, MatCompositeType); 458 PETSC_EXTERN PetscErrorCode MatCompositeGetType(Mat, MatCompositeType *); 459 PETSC_EXTERN PetscErrorCode MatCompositeSetMatStructure(Mat, MatStructure); 460 PETSC_EXTERN PetscErrorCode MatCompositeGetMatStructure(Mat, MatStructure *); 461 PETSC_EXTERN PetscErrorCode MatCompositeGetNumberMat(Mat, PetscInt *); 462 PETSC_EXTERN PetscErrorCode MatCompositeGetMat(Mat, PetscInt, Mat *); 463 PETSC_EXTERN PetscErrorCode MatCompositeSetScalings(Mat, const PetscScalar *); 464 465 PETSC_EXTERN PetscErrorCode MatCreateFFT(MPI_Comm, PetscInt, const PetscInt[], MatType, Mat *); 466 PETSC_EXTERN PetscErrorCode MatCreateSeqCUFFT(MPI_Comm, PetscInt, const PetscInt[], Mat *); 467 468 PETSC_EXTERN PetscErrorCode MatCreateTranspose(Mat, Mat *); 469 PETSC_EXTERN PetscErrorCode MatTransposeGetMat(Mat, Mat *); 470 PETSC_EXTERN PetscErrorCode MatCreateHermitianTranspose(Mat, Mat *); 471 PETSC_EXTERN PetscErrorCode MatHermitianTransposeGetMat(Mat, Mat *); 472 PETSC_EXTERN PetscErrorCode MatNormalGetMat(Mat, Mat *); 473 PETSC_EXTERN PetscErrorCode MatNormalHermitianGetMat(Mat, Mat *); 474 PETSC_EXTERN PetscErrorCode MatCreateSubMatrixVirtual(Mat, IS, IS, Mat *); 475 PETSC_EXTERN PetscErrorCode MatSubMatrixVirtualUpdate(Mat, Mat, IS, IS); 476 PETSC_EXTERN PetscErrorCode MatCreateLocalRef(Mat, IS, IS, Mat *); 477 PETSC_EXTERN PetscErrorCode MatCreateConstantDiagonal(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscScalar, Mat *); 478 479 #if defined(PETSC_HAVE_HYPRE) 480 PETSC_EXTERN PetscErrorCode MatHYPRESetPreallocation(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[]); 481 #endif 482 483 PETSC_EXTERN PetscErrorCode MatPythonSetType(Mat, const char[]); 484 PETSC_EXTERN PetscErrorCode MatPythonGetType(Mat, const char *[]); 485 486 PETSC_EXTERN PetscErrorCode MatResetPreallocation(Mat); 487 PETSC_EXTERN PetscErrorCode MatSetUp(Mat); 488 PETSC_EXTERN PetscErrorCode MatDestroy(Mat *); 489 PETSC_EXTERN PetscErrorCode MatGetNonzeroState(Mat, PetscObjectState *); 490 491 PETSC_EXTERN PetscErrorCode MatConjugate(Mat); 492 PETSC_EXTERN PetscErrorCode MatRealPart(Mat); 493 PETSC_EXTERN PetscErrorCode MatImaginaryPart(Mat); 494 PETSC_EXTERN PetscErrorCode MatGetDiagonalBlock(Mat, Mat *); 495 PETSC_EXTERN PetscErrorCode MatGetTrace(Mat, PetscScalar *); 496 PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonal(Mat, const PetscScalar **); 497 PETSC_EXTERN PetscErrorCode MatInvertVariableBlockDiagonal(Mat, PetscInt, const PetscInt *, PetscScalar *); 498 PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonalMat(Mat, Mat); 499 PETSC_EXTERN PetscErrorCode MatInvertVariableBlockEnvelope(Mat, MatReuse, Mat *); 500 501 /* ------------------------------------------------------------*/ 502 PETSC_EXTERN PetscErrorCode MatSetValues(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], const PetscScalar[], InsertMode); 503 PETSC_EXTERN PetscErrorCode MatSetValuesIS(Mat, IS, IS, const PetscScalar[], InsertMode); 504 PETSC_EXTERN PetscErrorCode MatSetValuesBlocked(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], const PetscScalar[], InsertMode); 505 PETSC_EXTERN PetscErrorCode MatSetValuesRow(Mat, PetscInt, const PetscScalar[]); 506 PETSC_EXTERN PetscErrorCode MatSetValuesRowLocal(Mat, PetscInt, const PetscScalar[]); 507 PETSC_EXTERN PetscErrorCode MatSetValuesBatch(Mat, PetscInt, PetscInt, PetscInt[], const PetscScalar[]); 508 PETSC_EXTERN PetscErrorCode MatSetRandom(Mat, PetscRandom); 509 510 /*S 511 MatStencil - Data structure (C struct) for storing information about rows and 512 columns of a matrix as indexed on an associated grid. These are arguments to `MatSetStencil()` and `MatSetBlockStencil()` 513 514 Level: beginner 515 516 Notes: 517 The i,j, and k represent the logical coordinates over the entire grid (for 2 and 1 dimensional problems the k and j entries are ignored). 518 The c represents the the degrees of freedom at each grid point (the dof argument to `DMDASetDOF()`). If dof is 1 then this entry is ignored. 519 520 For stencil access to vectors see `DMDAVecGetArray()`, `DMDAVecGetArrayF90()`. 521 522 For staggered grids, see `DMStagStencil` 523 524 Fortran Note: 525 See `MatSetValuesStencil()` for details. 526 527 .seealso: [](chapter_matrices), `Mat`, `MatSetValuesStencil()`, `MatSetStencil()`, `MatSetValuesBlockedStencil()`, `DMDAVecGetArray()`, `DMDAVecGetArrayF90()`, 528 `DMStagStencil` 529 S*/ 530 typedef struct { 531 PetscInt k, j, i, c; 532 } MatStencil; 533 534 PETSC_EXTERN PetscErrorCode MatSetValuesStencil(Mat, PetscInt, const MatStencil[], PetscInt, const MatStencil[], const PetscScalar[], InsertMode); 535 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedStencil(Mat, PetscInt, const MatStencil[], PetscInt, const MatStencil[], const PetscScalar[], InsertMode); 536 PETSC_EXTERN PetscErrorCode MatSetStencil(Mat, PetscInt, const PetscInt[], const PetscInt[], PetscInt); 537 538 /*E 539 MatAssemblyType - Indicates if the process of setting values into the matrix is complete, and the matrix is ready for use 540 541 Level: beginner 542 543 Values: 544 + `MAT_FLUSH_ASSEMBLY` - you will continue to put values into the matrix 545 - `MAT_FINAL_ASSEMBLY` - you wish to use the matrix with the values currently inserted 546 547 .seealso: [](chapter_matrices), `Mat`, `MatSetValues`, `MatAssemblyBegin()`, `MatAssemblyEnd()` 548 E*/ 549 typedef enum { 550 MAT_FLUSH_ASSEMBLY = 1, 551 MAT_FINAL_ASSEMBLY = 0 552 } MatAssemblyType; 553 PETSC_EXTERN PetscErrorCode MatAssemblyBegin(Mat, MatAssemblyType); 554 PETSC_EXTERN PetscErrorCode MatAssemblyEnd(Mat, MatAssemblyType); 555 PETSC_EXTERN PetscErrorCode MatAssembled(Mat, PetscBool *); 556 557 /*E 558 MatOption - Options that may be set for a matrix that indicate properties of the matrix or affect its behavior or storage 559 560 Level: beginner 561 562 Note: 563 See `MatSetOption()` for the use of the options 564 565 Developer Note: 566 Entries that are negative need not be called collectively by all processes. 567 568 .seealso: [](chapter_matrices), `Mat`, `MatSetOption()` 569 E*/ 570 typedef enum { 571 MAT_OPTION_MIN = -3, 572 MAT_UNUSED_NONZERO_LOCATION_ERR = -2, 573 MAT_ROW_ORIENTED = -1, 574 MAT_SYMMETRIC = 1, 575 MAT_STRUCTURALLY_SYMMETRIC = 2, 576 MAT_FORCE_DIAGONAL_ENTRIES = 3, 577 MAT_IGNORE_OFF_PROC_ENTRIES = 4, 578 MAT_USE_HASH_TABLE = 5, 579 MAT_KEEP_NONZERO_PATTERN = 6, 580 MAT_IGNORE_ZERO_ENTRIES = 7, 581 MAT_USE_INODES = 8, 582 MAT_HERMITIAN = 9, 583 MAT_SYMMETRY_ETERNAL = 10, 584 MAT_NEW_NONZERO_LOCATION_ERR = 11, 585 MAT_IGNORE_LOWER_TRIANGULAR = 12, 586 MAT_ERROR_LOWER_TRIANGULAR = 13, 587 MAT_GETROW_UPPERTRIANGULAR = 14, 588 MAT_SPD = 15, 589 MAT_NO_OFF_PROC_ZERO_ROWS = 16, 590 MAT_NO_OFF_PROC_ENTRIES = 17, 591 MAT_NEW_NONZERO_LOCATIONS = 18, 592 MAT_NEW_NONZERO_ALLOCATION_ERR = 19, 593 MAT_SUBSET_OFF_PROC_ENTRIES = 20, 594 MAT_SUBMAT_SINGLEIS = 21, 595 MAT_STRUCTURE_ONLY = 22, 596 MAT_SORTED_FULL = 23, 597 MAT_FORM_EXPLICIT_TRANSPOSE = 24, 598 MAT_STRUCTURAL_SYMMETRY_ETERNAL = 25, 599 MAT_SPD_ETERNAL = 26, 600 MAT_OPTION_MAX = 27 601 } MatOption; 602 603 PETSC_EXTERN const char *const *MatOptions; 604 PETSC_EXTERN PetscErrorCode MatSetOption(Mat, MatOption, PetscBool); 605 PETSC_EXTERN PetscErrorCode MatGetOption(Mat, MatOption, PetscBool *); 606 PETSC_EXTERN PetscErrorCode MatPropagateSymmetryOptions(Mat, Mat); 607 PETSC_EXTERN PetscErrorCode MatGetType(Mat, MatType *); 608 609 PETSC_EXTERN PetscErrorCode MatGetValues(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], PetscScalar[]); 610 PETSC_EXTERN PetscErrorCode MatGetRow(Mat, PetscInt, PetscInt *, const PetscInt *[], const PetscScalar *[]); 611 PETSC_EXTERN PetscErrorCode MatRestoreRow(Mat, PetscInt, PetscInt *, const PetscInt *[], const PetscScalar *[]); 612 PETSC_EXTERN PetscErrorCode MatGetRowUpperTriangular(Mat); 613 PETSC_EXTERN PetscErrorCode MatRestoreRowUpperTriangular(Mat); 614 PETSC_EXTERN PetscErrorCode MatGetColumnVector(Mat, Vec, PetscInt); 615 PETSC_EXTERN PetscErrorCode MatSeqAIJGetArray(Mat, PetscScalar *[]); 616 PETSC_EXTERN PetscErrorCode MatSeqAIJGetArrayRead(Mat, const PetscScalar *[]); 617 PETSC_EXTERN PetscErrorCode MatSeqAIJGetArrayWrite(Mat, PetscScalar *[]); 618 PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArray(Mat, PetscScalar *[]); 619 PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArrayRead(Mat, const PetscScalar *[]); 620 PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArrayWrite(Mat, PetscScalar *[]); 621 PETSC_EXTERN PetscErrorCode MatSeqAIJGetMaxRowNonzeros(Mat, PetscInt *); 622 PETSC_EXTERN PetscErrorCode MatSeqAIJSetValuesLocalFast(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], const PetscScalar[], InsertMode); 623 PETSC_EXTERN PetscErrorCode MatSeqAIJSetType(Mat, MatType); 624 PETSC_EXTERN PetscErrorCode MatSeqAIJKron(Mat, Mat, MatReuse, Mat *); 625 PETSC_EXTERN PetscErrorCode MatSeqAIJRegister(const char[], PetscErrorCode (*)(Mat, MatType, MatReuse, Mat *)); 626 PETSC_EXTERN PetscFunctionList MatSeqAIJList; 627 PETSC_EXTERN PetscErrorCode MatSeqBAIJGetArray(Mat, PetscScalar *[]); 628 PETSC_EXTERN PetscErrorCode MatSeqBAIJRestoreArray(Mat, PetscScalar *[]); 629 PETSC_EXTERN PetscErrorCode MatSeqSBAIJGetArray(Mat, PetscScalar *[]); 630 PETSC_EXTERN PetscErrorCode MatSeqSBAIJRestoreArray(Mat, PetscScalar *[]); 631 PETSC_EXTERN PetscErrorCode MatDenseGetArray(Mat, PetscScalar *[]); 632 PETSC_EXTERN PetscErrorCode MatDenseRestoreArray(Mat, PetscScalar *[]); 633 PETSC_EXTERN PetscErrorCode MatDensePlaceArray(Mat, const PetscScalar[]); 634 PETSC_EXTERN PetscErrorCode MatDenseReplaceArray(Mat, const PetscScalar[]); 635 PETSC_EXTERN PetscErrorCode MatDenseResetArray(Mat); 636 PETSC_EXTERN PetscErrorCode MatDenseGetArrayRead(Mat, const PetscScalar *[]); 637 PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayRead(Mat, const PetscScalar *[]); 638 PETSC_EXTERN PetscErrorCode MatDenseGetArrayWrite(Mat, PetscScalar *[]); 639 PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayWrite(Mat, PetscScalar *[]); 640 PETSC_EXTERN PetscErrorCode MatDenseGetArrayAndMemType(Mat, PetscScalar *[], PetscMemType *); 641 PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayAndMemType(Mat, PetscScalar *[]); 642 PETSC_EXTERN PetscErrorCode MatDenseGetArrayReadAndMemType(Mat, const PetscScalar *[], PetscMemType *); 643 PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayReadAndMemType(Mat, const PetscScalar *[]); 644 PETSC_EXTERN PetscErrorCode MatDenseGetArrayWriteAndMemType(Mat, PetscScalar *[], PetscMemType *); 645 PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayWriteAndMemType(Mat, PetscScalar *[]); 646 PETSC_EXTERN PetscErrorCode MatGetBlockSize(Mat, PetscInt *); 647 PETSC_EXTERN PetscErrorCode MatSetBlockSize(Mat, PetscInt); 648 PETSC_EXTERN PetscErrorCode MatGetBlockSizes(Mat, PetscInt *, PetscInt *); 649 PETSC_EXTERN PetscErrorCode MatSetBlockSizes(Mat, PetscInt, PetscInt); 650 PETSC_EXTERN PetscErrorCode MatSetBlockSizesFromMats(Mat, Mat, Mat); 651 PETSC_EXTERN PetscErrorCode MatSetVariableBlockSizes(Mat, PetscInt, PetscInt *); 652 PETSC_EXTERN PetscErrorCode MatGetVariableBlockSizes(Mat, PetscInt *, const PetscInt **); 653 654 PETSC_EXTERN PetscErrorCode MatDenseGetColumn(Mat, PetscInt, PetscScalar *[]); 655 PETSC_EXTERN PetscErrorCode MatDenseRestoreColumn(Mat, PetscScalar *[]); 656 PETSC_EXTERN PetscErrorCode MatDenseGetColumnVec(Mat, PetscInt, Vec *); 657 PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVec(Mat, PetscInt, Vec *); 658 PETSC_EXTERN PetscErrorCode MatDenseGetColumnVecRead(Mat, PetscInt, Vec *); 659 PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVecRead(Mat, PetscInt, Vec *); 660 PETSC_EXTERN PetscErrorCode MatDenseGetColumnVecWrite(Mat, PetscInt, Vec *); 661 PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVecWrite(Mat, PetscInt, Vec *); 662 PETSC_EXTERN PetscErrorCode MatDenseGetSubMatrix(Mat, PetscInt, PetscInt, PetscInt, PetscInt, Mat *); 663 PETSC_EXTERN PetscErrorCode MatDenseRestoreSubMatrix(Mat, Mat *); 664 665 PETSC_EXTERN PetscErrorCode MatMult(Mat, Vec, Vec); 666 PETSC_EXTERN PetscErrorCode MatMultDiagonalBlock(Mat, Vec, Vec); 667 PETSC_EXTERN PetscErrorCode MatMultAdd(Mat, Vec, Vec, Vec); 668 PETSC_EXTERN PetscErrorCode MatMultTranspose(Mat, Vec, Vec); 669 PETSC_EXTERN PetscErrorCode MatMultHermitianTranspose(Mat, Vec, Vec); 670 PETSC_EXTERN PetscErrorCode MatIsTranspose(Mat, Mat, PetscReal, PetscBool *); 671 PETSC_EXTERN PetscErrorCode MatIsHermitianTranspose(Mat, Mat, PetscReal, PetscBool *); 672 PETSC_EXTERN PetscErrorCode MatMultTransposeAdd(Mat, Vec, Vec, Vec); 673 PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAdd(Mat, Vec, Vec, Vec); 674 PETSC_EXTERN PetscErrorCode MatMatSolve(Mat, Mat, Mat); 675 PETSC_EXTERN PetscErrorCode MatMatSolveTranspose(Mat, Mat, Mat); 676 PETSC_EXTERN PetscErrorCode MatMatTransposeSolve(Mat, Mat, Mat); 677 PETSC_EXTERN PetscErrorCode MatResidual(Mat, Vec, Vec, Vec); 678 679 /*E 680 MatDuplicateOption - Indicates if a duplicated sparse matrix should have 681 its numerical values copied over or just its nonzero structure. 682 683 Level: beginner 684 685 Values: 686 + `MAT_DO_NOT_COPY_VALUES` - Create a matrix using the same nonzero pattern as the original matrix, 687 with zeros for the numerical values 688 . `MAT_COPY_VALUES` - Create a matrix with the same nonzero pattern as the original matrix 689 and with the same numerical values. 690 - `MAT_SHARE_NONZERO_PATTERN` - Create a matrix that shares the nonzero structure with the previous matrix 691 and does not copy it, using zeros for the numerical values. The parent and 692 child matrices will share their index (i and j) arrays, and you cannot 693 insert new nonzero entries into either matrix 694 695 Note: 696 Many matrix types (including `MATSEQAIJ`) do not support the `MAT_SHARE_NONZERO_PATTERN` optimization; in 697 this case the behavior is as if `MAT_DO_NOT_COPY_VALUES` has been specified. 698 699 .seealso: [](chapter_matrices), `Mat`, `MatDuplicate()` 700 E*/ 701 typedef enum { 702 MAT_DO_NOT_COPY_VALUES, 703 MAT_COPY_VALUES, 704 MAT_SHARE_NONZERO_PATTERN 705 } MatDuplicateOption; 706 707 PETSC_EXTERN PetscErrorCode MatConvert(Mat, MatType, MatReuse, Mat *); 708 PETSC_EXTERN PetscErrorCode MatDuplicate(Mat, MatDuplicateOption, Mat *); 709 710 PETSC_EXTERN PetscErrorCode MatCopy(Mat, Mat, MatStructure); 711 PETSC_EXTERN PetscErrorCode MatView(Mat, PetscViewer); 712 PETSC_EXTERN PetscErrorCode MatIsSymmetric(Mat, PetscReal, PetscBool *); 713 PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetric(Mat, PetscBool *); 714 PETSC_EXTERN PetscErrorCode MatIsHermitian(Mat, PetscReal, PetscBool *); 715 PETSC_EXTERN PetscErrorCode MatIsSymmetricKnown(Mat, PetscBool *, PetscBool *); 716 PETSC_EXTERN PetscErrorCode MatIsHermitianKnown(Mat, PetscBool *, PetscBool *); 717 PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetricKnown(Mat, PetscBool *, PetscBool *); 718 PETSC_EXTERN PetscErrorCode MatIsSPDKnown(Mat, PetscBool *, PetscBool *); 719 PETSC_EXTERN PetscErrorCode MatMissingDiagonal(Mat, PetscBool *, PetscInt *); 720 PETSC_EXTERN PetscErrorCode MatLoad(Mat, PetscViewer); 721 722 PETSC_EXTERN PetscErrorCode MatGetRowIJ(Mat, PetscInt, PetscBool, PetscBool, PetscInt *, const PetscInt *[], const PetscInt *[], PetscBool *); 723 PETSC_EXTERN PetscErrorCode MatRestoreRowIJ(Mat, PetscInt, PetscBool, PetscBool, PetscInt *, const PetscInt *[], const PetscInt *[], PetscBool *); 724 PETSC_EXTERN PetscErrorCode MatGetColumnIJ(Mat, PetscInt, PetscBool, PetscBool, PetscInt *, const PetscInt *[], const PetscInt *[], PetscBool *); 725 PETSC_EXTERN PetscErrorCode MatRestoreColumnIJ(Mat, PetscInt, PetscBool, PetscBool, PetscInt *, const PetscInt *[], const PetscInt *[], PetscBool *); 726 727 /*S 728 MatInfo - Context of matrix information, used with `MatGetInfo()` 729 730 Level: intermediate 731 732 Fortran Note: 733 Information is stored as a double-precision array of dimension `MAT_INFO_SIZE` 734 735 .seealso: [](chapter_matrices), `Mat`, `MatGetInfo()`, `MatInfoType` 736 S*/ 737 typedef struct { 738 PetscLogDouble block_size; /* block size */ 739 PetscLogDouble nz_allocated, nz_used, nz_unneeded; /* number of nonzeros */ 740 PetscLogDouble memory; /* memory allocated */ 741 PetscLogDouble assemblies; /* number of matrix assemblies called */ 742 PetscLogDouble mallocs; /* number of mallocs during MatSetValues() */ 743 PetscLogDouble fill_ratio_given, fill_ratio_needed; /* fill ratio for LU/ILU */ 744 PetscLogDouble factor_mallocs; /* number of mallocs during factorization */ 745 } MatInfo; 746 747 /*E 748 MatInfoType - Indicates if you want information about the local part of the matrix, 749 the entire parallel matrix or the maximum over all the local parts. 750 751 Level: beginner 752 753 Values: 754 + `MAT_LOCAL` - values for each MPI process part of the matrix 755 . `MAT_GLOBAL_MAX` - maximum of each value over all MPI processes 756 - `MAT_GLOBAL_SUM` - sum of each value over all MPI processes 757 758 .seealso: [](chapter_matrices), `MatGetInfo()`, `MatInfo` 759 E*/ 760 typedef enum { 761 MAT_LOCAL = 1, 762 MAT_GLOBAL_MAX = 2, 763 MAT_GLOBAL_SUM = 3 764 } MatInfoType; 765 PETSC_EXTERN PetscErrorCode MatGetInfo(Mat, MatInfoType, MatInfo *); 766 PETSC_EXTERN PetscErrorCode MatGetDiagonal(Mat, Vec); 767 PETSC_EXTERN PetscErrorCode MatGetRowMax(Mat, Vec, PetscInt[]); 768 PETSC_EXTERN PetscErrorCode MatGetRowMin(Mat, Vec, PetscInt[]); 769 PETSC_EXTERN PetscErrorCode MatGetRowMaxAbs(Mat, Vec, PetscInt[]); 770 PETSC_EXTERN PetscErrorCode MatGetRowMinAbs(Mat, Vec, PetscInt[]); 771 PETSC_EXTERN PetscErrorCode MatGetRowSum(Mat, Vec); 772 PETSC_EXTERN PetscErrorCode MatTranspose(Mat, MatReuse, Mat *); 773 PETSC_EXTERN PetscErrorCode MatTransposeSymbolic(Mat, Mat *); 774 PETSC_EXTERN PetscErrorCode MatTransposeSetPrecursor(Mat, Mat); 775 PETSC_EXTERN PetscErrorCode MatHermitianTranspose(Mat, MatReuse, Mat *); 776 PETSC_EXTERN PetscErrorCode MatPermute(Mat, IS, IS, Mat *); 777 PETSC_EXTERN PetscErrorCode MatDiagonalScale(Mat, Vec, Vec); 778 PETSC_EXTERN PetscErrorCode MatDiagonalSet(Mat, Vec, InsertMode); 779 780 PETSC_EXTERN PetscErrorCode MatEqual(Mat, Mat, PetscBool *); 781 PETSC_EXTERN PetscErrorCode MatMultEqual(Mat, Mat, PetscInt, PetscBool *); 782 PETSC_EXTERN PetscErrorCode MatMultAddEqual(Mat, Mat, PetscInt, PetscBool *); 783 PETSC_EXTERN PetscErrorCode MatMultTransposeEqual(Mat, Mat, PetscInt, PetscBool *); 784 PETSC_EXTERN PetscErrorCode MatMultTransposeAddEqual(Mat, Mat, PetscInt, PetscBool *); 785 PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeEqual(Mat, Mat, PetscInt, PetscBool *); 786 PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAddEqual(Mat, Mat, PetscInt, PetscBool *); 787 PETSC_EXTERN PetscErrorCode MatMatMultEqual(Mat, Mat, Mat, PetscInt, PetscBool *); 788 PETSC_EXTERN PetscErrorCode MatTransposeMatMultEqual(Mat, Mat, Mat, PetscInt, PetscBool *); 789 PETSC_EXTERN PetscErrorCode MatMatTransposeMultEqual(Mat, Mat, Mat, PetscInt, PetscBool *); 790 PETSC_EXTERN PetscErrorCode MatPtAPMultEqual(Mat, Mat, Mat, PetscInt, PetscBool *); 791 PETSC_EXTERN PetscErrorCode MatRARtMultEqual(Mat, Mat, Mat, PetscInt, PetscBool *); 792 PETSC_EXTERN PetscErrorCode MatIsLinear(Mat, PetscInt, PetscBool *); 793 794 PETSC_EXTERN PetscErrorCode MatNorm(Mat, NormType, PetscReal *); 795 PETSC_EXTERN PetscErrorCode MatGetColumnNorms(Mat, NormType, PetscReal *); 796 PETSC_EXTERN PetscErrorCode MatGetColumnSums(Mat, PetscScalar *); 797 PETSC_EXTERN PetscErrorCode MatGetColumnSumsRealPart(Mat, PetscReal *); 798 PETSC_EXTERN PetscErrorCode MatGetColumnSumsImaginaryPart(Mat, PetscReal *); 799 PETSC_EXTERN PetscErrorCode MatGetColumnMeans(Mat, PetscScalar *); 800 PETSC_EXTERN PetscErrorCode MatGetColumnMeansRealPart(Mat, PetscReal *); 801 PETSC_EXTERN PetscErrorCode MatGetColumnMeansImaginaryPart(Mat, PetscReal *); 802 PETSC_EXTERN PetscErrorCode MatGetColumnReductions(Mat, PetscInt, PetscReal *); 803 PETSC_EXTERN PetscErrorCode MatZeroEntries(Mat); 804 PETSC_EXTERN PetscErrorCode MatSetInf(Mat); 805 PETSC_EXTERN PetscErrorCode MatZeroRows(Mat, PetscInt, const PetscInt[], PetscScalar, Vec, Vec); 806 PETSC_EXTERN PetscErrorCode MatZeroRowsIS(Mat, IS, PetscScalar, Vec, Vec); 807 PETSC_EXTERN PetscErrorCode MatZeroRowsStencil(Mat, PetscInt, const MatStencil[], PetscScalar, Vec, Vec); 808 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsStencil(Mat, PetscInt, const MatStencil[], PetscScalar, Vec, Vec); 809 PETSC_EXTERN PetscErrorCode MatZeroRowsColumns(Mat, PetscInt, const PetscInt[], PetscScalar, Vec, Vec); 810 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsIS(Mat, IS, PetscScalar, Vec, Vec); 811 812 PETSC_EXTERN PetscErrorCode MatGetSize(Mat, PetscInt *, PetscInt *); 813 PETSC_EXTERN PetscErrorCode MatGetLocalSize(Mat, PetscInt *, PetscInt *); 814 PETSC_EXTERN PetscErrorCode MatGetOwnershipRange(Mat, PetscInt *, PetscInt *); 815 PETSC_EXTERN PetscErrorCode MatGetOwnershipRanges(Mat, const PetscInt **); 816 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangeColumn(Mat, PetscInt *, PetscInt *); 817 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangesColumn(Mat, const PetscInt **); 818 PETSC_EXTERN PetscErrorCode MatGetOwnershipIS(Mat, IS *, IS *); 819 820 PETSC_EXTERN PetscErrorCode MatCreateSubMatrices(Mat, PetscInt, const IS[], const IS[], MatReuse, Mat *[]); 821 PETSC_DEPRECATED_FUNCTION("Use MatCreateSubMatrices() (since version 3.8)") static inline PetscErrorCode MatGetSubMatrices(Mat mat, PetscInt n, const IS irow[], const IS icol[], MatReuse scall, Mat *submat[]) 822 { 823 return MatCreateSubMatrices(mat, n, irow, icol, scall, submat); 824 } 825 PETSC_EXTERN PetscErrorCode MatCreateSubMatricesMPI(Mat, PetscInt, const IS[], const IS[], MatReuse, Mat *[]); 826 PETSC_DEPRECATED_FUNCTION("Use MatCreateSubMatricesMPI() (since version 3.8)") static inline PetscErrorCode MatGetSubMatricesMPI(Mat mat, PetscInt n, const IS irow[], const IS icol[], MatReuse scall, Mat *submat[]) 827 { 828 return MatCreateSubMatricesMPI(mat, n, irow, icol, scall, submat); 829 } 830 PETSC_EXTERN PetscErrorCode MatDestroyMatrices(PetscInt, Mat *[]); 831 PETSC_EXTERN PetscErrorCode MatDestroySubMatrices(PetscInt, Mat *[]); 832 PETSC_EXTERN PetscErrorCode MatCreateSubMatrix(Mat, IS, IS, MatReuse, Mat *); 833 PETSC_DEPRECATED_FUNCTION("Use MatCreateSubMatrix() (since version 3.8)") static inline PetscErrorCode MatGetSubMatrix(Mat mat, IS isrow, IS iscol, MatReuse cll, Mat *newmat) 834 { 835 return MatCreateSubMatrix(mat, isrow, iscol, cll, newmat); 836 } 837 PETSC_EXTERN PetscErrorCode MatGetLocalSubMatrix(Mat, IS, IS, Mat *); 838 PETSC_EXTERN PetscErrorCode MatRestoreLocalSubMatrix(Mat, IS, IS, Mat *); 839 PETSC_EXTERN PetscErrorCode MatGetSeqNonzeroStructure(Mat, Mat *); 840 PETSC_EXTERN PetscErrorCode MatDestroySeqNonzeroStructure(Mat *); 841 842 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJ(MPI_Comm, Mat, PetscInt, PetscInt, MatReuse, Mat *); 843 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJSymbolic(MPI_Comm, Mat, PetscInt, PetscInt, Mat *); 844 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJNumeric(Mat, Mat); 845 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMat(Mat, MatReuse, Mat *); 846 PETSC_EXTERN PetscErrorCode MatAIJGetLocalMat(Mat, Mat *); 847 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatCondensed(Mat, MatReuse, IS *, IS *, Mat *); 848 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatMerge(Mat, MatReuse, IS *, Mat *); 849 PETSC_EXTERN PetscErrorCode MatMPIAIJGetNumberNonzeros(Mat, PetscCount *); 850 PETSC_EXTERN PetscErrorCode MatGetBrowsOfAcols(Mat, Mat, MatReuse, IS *, IS *, Mat *); 851 PETSC_EXTERN PetscErrorCode MatGetGhosts(Mat, PetscInt *, const PetscInt *[]); 852 853 PETSC_EXTERN PetscErrorCode MatIncreaseOverlap(Mat, PetscInt, IS[], PetscInt); 854 PETSC_EXTERN PetscErrorCode MatIncreaseOverlapSplit(Mat mat, PetscInt n, IS is[], PetscInt ov); 855 PETSC_EXTERN PetscErrorCode MatMPIAIJSetUseScalableIncreaseOverlap(Mat, PetscBool); 856 857 PETSC_EXTERN PetscErrorCode MatMatMult(Mat, Mat, MatReuse, PetscReal, Mat *); 858 859 PETSC_EXTERN PetscErrorCode MatMatMatMult(Mat, Mat, Mat, MatReuse, PetscReal, Mat *); 860 PETSC_EXTERN PetscErrorCode MatGalerkin(Mat, Mat, Mat, MatReuse, PetscReal, Mat *); 861 862 PETSC_EXTERN PetscErrorCode MatPtAP(Mat, Mat, MatReuse, PetscReal, Mat *); 863 PETSC_EXTERN PetscErrorCode MatRARt(Mat, Mat, MatReuse, PetscReal, Mat *); 864 865 PETSC_EXTERN PetscErrorCode MatTransposeMatMult(Mat, Mat, MatReuse, PetscReal, Mat *); 866 PETSC_EXTERN PetscErrorCode MatMatTransposeMult(Mat, Mat, MatReuse, PetscReal, Mat *); 867 868 PETSC_EXTERN PetscErrorCode MatAXPY(Mat, PetscScalar, Mat, MatStructure); 869 PETSC_EXTERN PetscErrorCode MatAYPX(Mat, PetscScalar, Mat, MatStructure); 870 871 PETSC_EXTERN PetscErrorCode MatScale(Mat, PetscScalar); 872 PETSC_EXTERN PetscErrorCode MatShift(Mat, PetscScalar); 873 874 PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMapping(Mat, ISLocalToGlobalMapping, ISLocalToGlobalMapping); 875 PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMapping(Mat, ISLocalToGlobalMapping *, ISLocalToGlobalMapping *); 876 PETSC_EXTERN PetscErrorCode MatGetLayouts(Mat, PetscLayout *, PetscLayout *); 877 PETSC_EXTERN PetscErrorCode MatSetLayouts(Mat, PetscLayout, PetscLayout); 878 PETSC_EXTERN PetscErrorCode MatZeroRowsLocal(Mat, PetscInt, const PetscInt[], PetscScalar, Vec, Vec); 879 PETSC_EXTERN PetscErrorCode MatZeroRowsLocalIS(Mat, IS, PetscScalar, Vec, Vec); 880 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocal(Mat, PetscInt, const PetscInt[], PetscScalar, Vec, Vec); 881 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocalIS(Mat, IS, PetscScalar, Vec, Vec); 882 PETSC_EXTERN PetscErrorCode MatGetValuesLocal(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], PetscScalar[]); 883 PETSC_EXTERN PetscErrorCode MatSetValuesLocal(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], const PetscScalar[], InsertMode); 884 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedLocal(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], const PetscScalar[], InsertMode); 885 886 PETSC_EXTERN PetscErrorCode MatStashSetInitialSize(Mat, PetscInt, PetscInt); 887 PETSC_EXTERN PetscErrorCode MatStashGetInfo(Mat, PetscInt *, PetscInt *, PetscInt *, PetscInt *); 888 889 PETSC_EXTERN PetscErrorCode MatInterpolate(Mat, Vec, Vec); 890 PETSC_EXTERN PetscErrorCode MatInterpolateAdd(Mat, Vec, Vec, Vec); 891 PETSC_EXTERN PetscErrorCode MatRestrict(Mat, Vec, Vec); 892 PETSC_EXTERN PetscErrorCode MatMatInterpolate(Mat, Mat, Mat *); 893 PETSC_EXTERN PetscErrorCode MatMatInterpolateAdd(Mat, Mat, Mat, Mat *); 894 PETSC_EXTERN PetscErrorCode MatMatRestrict(Mat, Mat, Mat *); 895 PETSC_EXTERN PetscErrorCode MatCreateVecs(Mat, Vec *, Vec *); 896 PETSC_DEPRECATED_FUNCTION("Use MatCreateVecs() (since version 3.6)") static inline PetscErrorCode MatGetVecs(Mat mat, Vec *x, Vec *y) 897 { 898 return MatCreateVecs(mat, x, y); 899 } 900 PETSC_EXTERN PetscErrorCode MatCreateRedundantMatrix(Mat, PetscInt, MPI_Comm, MatReuse, Mat *); 901 PETSC_EXTERN PetscErrorCode MatGetMultiProcBlock(Mat, MPI_Comm, MatReuse, Mat *); 902 PETSC_EXTERN PetscErrorCode MatFindZeroDiagonals(Mat, IS *); 903 PETSC_EXTERN PetscErrorCode MatFindOffBlockDiagonalEntries(Mat, IS *); 904 PETSC_EXTERN PetscErrorCode MatCreateMPIMatConcatenateSeqMat(MPI_Comm, Mat, PetscInt, MatReuse, Mat *); 905 906 /*MC 907 MatSetValue - Set a single entry into a matrix. 908 909 Not collective 910 911 Synopsis: 912 #include <petscmat.h> 913 PetscErrorCode MatSetValue(Mat m,PetscInt row,PetscInt col,PetscScalar value,InsertMode mode) 914 915 Input Parameters: 916 + m - the matrix 917 . row - the row location of the entry 918 . col - the column location of the entry 919 . value - the value to insert 920 - mode - either `INSERT_VALUES` or `ADD_VALUES` 921 922 Level: beginner 923 924 Note: 925 For efficiency one should use `MatSetValues()` and set several values simultaneously. 926 927 .seealso: [](chapter_matrices), `Mat`, `MatAssemblyBegin()`, `MatAssemblyEnd`, `InsertMode`, `MatGetValue()`, `MatSetValues()`, 928 `MatSetValueLocal()`, `MatSetValuesLocal()` 929 M*/ 930 static inline PetscErrorCode MatSetValue(Mat v, PetscInt i, PetscInt j, PetscScalar va, InsertMode mode) 931 { 932 return MatSetValues(v, 1, &i, 1, &j, &va, mode); 933 } 934 935 /*@C 936 MatGetValue - Gets a single value from a matrix 937 938 Not Collective; can only return a value owned by the given process 939 940 Input Parameters: 941 + mat - the matrix 942 . row - the row location of the entry 943 - col - the column location of the entry 944 945 Output Parameter: 946 . va - the value 947 948 Level: advanced 949 950 Notes: 951 The matrix must have been assembled with `MatAssemblyBegin()` and `MatAssemblyEnd` before this call 952 953 For efficiency one should use `MatGetValues()` and get several values simultaneously. 954 955 See notes for `MatGetValues()`. 956 957 .seealso: [](chapter_matrices), `Mat`, `MatAssemblyBegin()`, `MatAssemblyEnd`, `MatSetValue()`, `MatGetValueLocal()`, `MatGetValues()` 958 @*/ 959 static inline PetscErrorCode MatGetValue(Mat mat, PetscInt row, PetscInt col, PetscScalar *va) 960 { 961 return MatGetValues(mat, 1, &row, 1, &col, va); 962 } 963 964 /*MC 965 MatSetValueLocal - Inserts or adds a single value into a matrix, using a local numbering of the nodes. 966 967 Not Collective 968 969 Input Parameters: 970 + m - the matrix 971 . row - the row location of the entry 972 . col - the column location of the entry 973 . value - the value to insert 974 - mode - either `INSERT_VALUES` or `ADD_VALUES` 975 976 Level: intermediate 977 978 Notes: 979 For efficiency one should use `MatSetValuesLocal()` and set several values simultaneously. 980 981 See notes for `MatSetValuesLocal()` for additional information on when and how this function can be used. 982 983 .seealso: [](chapter_matrices), `MatSetValue()`, `MatSetValuesLocal()` 984 M*/ 985 static inline PetscErrorCode MatSetValueLocal(Mat v, PetscInt i, PetscInt j, PetscScalar va, InsertMode mode) 986 { 987 return MatSetValuesLocal(v, 1, &i, 1, &j, &va, mode); 988 } 989 990 /*MC 991 MatPreallocateBegin - Begins the block of code that will count the number of nonzeros per 992 row in a matrix providing the data that one can use to correctly preallocate the matrix. 993 994 Synopsis: 995 #include <petscmat.h> 996 PetscErrorCode MatPreallocateBegin(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz) 997 998 Collective 999 1000 Input Parameters: 1001 + comm - the communicator that will share the eventually allocated matrix 1002 . nrows - the number of LOCAL rows in the matrix 1003 - ncols - the number of LOCAL columns in the matrix 1004 1005 Output Parameters: 1006 + dnz - the array that will be passed to the matrix preallocation routines 1007 - onz - the other array passed to the matrix preallocation routines 1008 1009 Level: deprecated (since v3.19) 1010 1011 Notes: 1012 This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than 1013 the use of this routine 1014 1015 This is a macro that handles its own error checking, it does not return an error code. 1016 1017 Do not malloc or free `dnz` and `onz`, that is handled internally by these routines 1018 1019 Developer Note: 1020 This is a MACRO not a function because it has a leading { that is closed by `PetscPreallocateFinalize()`. 1021 1022 .seealso: [](chapter_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()`, `MatPreallocateSetLocal()`, 1023 `MatPreallocateSymmetricSetLocalBlock()` 1024 M*/ 1025 #define MatPreallocateBegin(comm, nrows, ncols, dnz, onz) \ 1026 do { \ 1027 PetscInt __nrows = (nrows), __ncols = (ncols), __rstart, __end = 0; \ 1028 PetscInt PETSC_UNUSED __start; \ 1029 PetscCall(PetscCalloc2(__nrows, &(dnz), __nrows, &(onz))); \ 1030 PetscCallMPI(MPI_Scan(&__ncols, &__end, 1, MPIU_INT, MPI_SUM, comm)); \ 1031 __start = __end - __ncols; \ 1032 (void)__start; \ 1033 PetscCallMPI(MPI_Scan(&__nrows, &__rstart, 1, MPIU_INT, MPI_SUM, comm)); \ 1034 __rstart -= __nrows 1035 1036 #define MatPreallocateInitialize(...) PETSC_DEPRECATED_MACRO("GCC warning \"Use MatPreallocateBegin() (since version 3.18)\"") MatPreallocateBegin(__VA_ARGS__) 1037 1038 /*MC 1039 MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be 1040 inserted using a local number of the rows and columns 1041 1042 Synopsis: 1043 #include <petscmat.h> 1044 PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 1045 1046 Not Collective 1047 1048 Input Parameters: 1049 + map - the row mapping from local numbering to global numbering 1050 . nrows - the number of rows indicated 1051 . rows - the indices of the rows 1052 . cmap - the column mapping from local to global numbering 1053 . ncols - the number of columns in the matrix 1054 . cols - the columns indicated 1055 . dnz - the array that will be passed to the matrix preallocation routines 1056 - onz - the other array passed to the matrix preallocation routines 1057 1058 Level: deprecated (since v3.19) 1059 1060 Notes: 1061 This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than 1062 the use of this routine 1063 1064 Do not malloc or free `dnz` and `onz`, that is handled internally by these routines 1065 1066 .seealso: [](chapter_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()` 1067 `MatPreallocateBegin()`, `MatPreallocateSymmetricSetLocalBlock()`, `MatPreallocateSetLocalRemoveDups()` 1068 M*/ 1069 #define MatPreallocateSetLocal(rmap, nrows, rows, cmap, ncols, cols, dnz, onz) \ 1070 PetscMacroReturnStandard(PetscCall(ISLocalToGlobalMappingApply(rmap, nrows, rows, rows)); PetscCall(ISLocalToGlobalMappingApply(cmap, ncols, cols, cols)); for (PetscInt __l = 0; __l < nrows; __l++) PetscCall(MatPreallocateSet((rows)[__l], ncols, cols, dnz, onz));) 1071 1072 /*MC 1073 MatPreallocateSetLocalRemoveDups - Indicates the locations (rows and columns) in the matrix where nonzeros will be 1074 inserted using a local number of the rows and columns. This version removes any duplicate columns in cols 1075 1076 Synopsis: 1077 #include <petscmat.h> 1078 PetscErrorCode MatPreallocateSetLocalRemoveDups(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 1079 1080 Not Collective 1081 1082 Input Parameters: 1083 + map - the row mapping from local numbering to global numbering 1084 . nrows - the number of rows indicated 1085 . rows - the indices of the rows (these values are mapped to the global values) 1086 . cmap - the column mapping from local to global numbering 1087 . ncols - the number of columns in the matrix (this value will be changed if duplicate columns are found) 1088 . cols - the columns indicated (these values are mapped to the global values, they are then sorted and duplicates removed) 1089 . dnz - the array that will be passed to the matrix preallocation routines 1090 - onz - the other array passed to the matrix preallocation routines 1091 1092 Level: deprecated (since v3.19) 1093 1094 Notes: 1095 This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than 1096 the use of this routine 1097 1098 Do not malloc or free `dnz` and `onz`, that is handled internally by these routines 1099 1100 .seealso: [](chapter_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()` 1101 `MatPreallocateBegin()`, `MatPreallocateSymmetricSetLocalBlock()`, `MatPreallocateSetLocal()` 1102 M*/ 1103 #define MatPreallocateSetLocalRemoveDups(rmap, nrows, rows, cmap, ncols, cols, dnz, onz) \ 1104 PetscMacroReturnStandard(PetscCall(ISLocalToGlobalMappingApply(rmap, nrows, rows, rows)); PetscCall(ISLocalToGlobalMappingApply(cmap, ncols, cols, cols)); PetscCall(PetscSortRemoveDupsInt(&ncols, cols)); for (PetscInt __l = 0; __l < nrows; __l++) PetscCall(MatPreallocateSet((rows)[__l], ncols, cols, dnz, onz));) 1105 1106 /*MC 1107 MatPreallocateSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 1108 inserted using a local number of the rows and columns 1109 1110 Synopsis: 1111 #include <petscmat.h> 1112 PetscErrorCode MatPreallocateSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 1113 1114 Not Collective 1115 1116 Input Parameters: 1117 + map - the row mapping from local numbering to global numbering 1118 . nrows - the number of rows indicated 1119 . rows - the indices of the rows 1120 . cmap - the column mapping from local to global numbering 1121 . ncols - the number of columns in the matrix 1122 . cols - the columns indicated 1123 . dnz - the array that will be passed to the matrix preallocation routines 1124 - onz - the other array passed to the matrix preallocation routines 1125 1126 Level: deprecated (since v3.19) 1127 1128 Notes: 1129 This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than 1130 the use of this routine 1131 1132 Do not malloc or free `dnz` and `onz`, that is handled internally by these routines 1133 1134 .seealso: [](chapter_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()` 1135 `MatPreallocateBegin()`, `MatPreallocateSymmetricSetLocalBlock()` 1136 M*/ 1137 #define MatPreallocateSetLocalBlock(rmap, nrows, rows, cmap, ncols, cols, dnz, onz) \ 1138 PetscMacroReturnStandard(PetscCall(ISLocalToGlobalMappingApplyBlock(rmap, nrows, rows, rows)); PetscCall(ISLocalToGlobalMappingApplyBlock(cmap, ncols, cols, cols)); for (PetscInt __l = 0; __l < nrows; __l++) PetscCall(MatPreallocateSet((rows)[__l], ncols, cols, dnz, onz));) 1139 1140 /*MC 1141 MatPreallocateSymmetricSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 1142 inserted using a local number of the rows and columns 1143 1144 Synopsis: 1145 #include <petscmat.h> 1146 PetscErrorCode MatPreallocateSymmetricSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 1147 1148 Not Collective 1149 1150 Input Parameters: 1151 + map - the mapping between local numbering and global numbering 1152 . nrows - the number of rows indicated 1153 . rows - the indices of the rows 1154 . ncols - the number of columns in the matrix 1155 . cols - the columns indicated 1156 . dnz - the array that will be passed to the matrix preallocation routines 1157 - onz - the other array passed to the matrix preallocation routines 1158 1159 Level: deprecated (since v3.19) 1160 1161 Notes: 1162 This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than 1163 the use of this routine 1164 1165 Do not malloc or free `dnz` and `onz` that is handled internally by these routines 1166 1167 .seealso: [](chapter_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()` 1168 `MatPreallocateBegin()`, `MatPreallocateSetLocal()` 1169 M*/ 1170 #define MatPreallocateSymmetricSetLocalBlock(map, nrows, rows, ncols, cols, dnz, onz) \ 1171 PetscMacroReturnStandard(PetscCall(ISLocalToGlobalMappingApplyBlock(map, nrows, rows, rows)); PetscCall(ISLocalToGlobalMappingApplyBlock(map, ncols, cols, cols)); for (PetscInt __l = 0; __l < nrows; __l++) PetscCall(MatPreallocateSymmetricSetBlock((rows)[__l], ncols, cols, dnz, onz));) 1172 1173 /*MC 1174 MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be 1175 inserted using a local number of the rows and columns 1176 1177 Synopsis: 1178 #include <petscmat.h> 1179 PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 1180 1181 Not Collective 1182 1183 Input Parameters: 1184 + row - the row 1185 . ncols - the number of columns in the matrix 1186 - cols - the columns indicated 1187 1188 Output Parameters: 1189 + dnz - the array that will be passed to the matrix preallocation routines 1190 - onz - the other array passed to the matrix preallocation routines 1191 1192 Level: deprecated (since v3.19) 1193 1194 Notes: 1195 This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than 1196 the use of this routine 1197 1198 Do not malloc or free `dnz` and `onz` that is handled internally by these routines 1199 1200 This is a MACRO not a function because it uses variables declared in MatPreallocateBegin(). 1201 1202 .seealso: [](chapter_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()` 1203 `MatPreallocateBegin()`, `MatPreallocateSetLocal()` 1204 M*/ 1205 #define MatPreallocateSet(row, nc, cols, dnz, onz) \ 1206 PetscMacroReturnStandard(PetscCheck(row >= __rstart, PETSC_COMM_SELF, PETSC_ERR_ARG_OUTOFRANGE, "Trying to set preallocation for row %" PetscInt_FMT " less than first local row %" PetscInt_FMT, row, __rstart); PetscCheck(row < __rstart + __nrows, PETSC_COMM_SELF, PETSC_ERR_ARG_OUTOFRANGE, "Trying to set preallocation for row %" PetscInt_FMT " greater than last local row %" PetscInt_FMT, row, __rstart + __nrows - 1); for (PetscInt __i = 0; __i < nc; ++__i) { \ 1207 if ((cols)[__i] < __start || (cols)[__i] >= __end) onz[row - __rstart]++; \ 1208 else if (dnz[row - __rstart] < __ncols) dnz[row - __rstart]++; \ 1209 }) 1210 1211 /*MC 1212 MatPreallocateSymmetricSetBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 1213 inserted using a local number of the rows and columns 1214 1215 Synopsis: 1216 #include <petscmat.h> 1217 PetscErrorCode MatPreallocateSymmetricSetBlock(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 1218 1219 Not Collective 1220 1221 Input Parameters: 1222 + nrows - the number of rows indicated 1223 . rows - the indices of the rows 1224 . ncols - the number of columns in the matrix 1225 . cols - the columns indicated 1226 . dnz - the array that will be passed to the matrix preallocation routines 1227 - onz - the other array passed to the matrix preallocation routines 1228 1229 Level: deprecated (since v3.19) 1230 1231 Notes: 1232 This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than 1233 the use of this routine 1234 1235 Do not malloc or free `dnz` and `onz` that is handled internally by these routines 1236 1237 This is a MACRO not a function because it uses variables declared in MatPreallocateBegin(). 1238 1239 .seealso: [](chapter_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()`, `MatPreallocateBegin()`, 1240 `MatPreallocateSymmetricSetLocalBlock()`, `MatPreallocateSetLocal()` 1241 M*/ 1242 #define MatPreallocateSymmetricSetBlock(row, nc, cols, dnz, onz) \ 1243 PetscMacroReturnStandard(for (PetscInt __i = 0; __i < nc; __i++) { \ 1244 if (cols[__i] >= __end) onz[row - __rstart]++; \ 1245 else if (cols[__i] >= row && dnz[row - __rstart] < __ncols) dnz[row - __rstart]++; \ 1246 }) 1247 1248 /*MC 1249 MatPreallocateLocation - An alternative to MatPreallocateSet() that puts the nonzero locations into the matrix if it exists 1250 1251 Synopsis: 1252 #include <petscmat.h> 1253 PetscErrorCode MatPreallocateLocations(Mat A,PetscInt row,PetscInt ncols,PetscInt *cols,PetscInt *dnz,PetscInt *onz) 1254 1255 Not Collective 1256 1257 Input Parameters: 1258 + A - matrix 1259 . row - row where values exist (must be local to this process) 1260 . ncols - number of columns 1261 . cols - columns with nonzeros 1262 . dnz - the array that will be passed to the matrix preallocation routines 1263 - onz - the other array passed to the matrix preallocation routines 1264 1265 Level: deprecated (since v3.19) 1266 1267 Notes: 1268 This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than 1269 the use of this routine 1270 1271 Do not malloc or free `dnz` and `onz` that is handled internally by these routines 1272 1273 This is a MACRO not a function because it uses a bunch of variables private to the MatPreallocation.... routines. 1274 1275 .seealso: [](chapter_matrices), `MatPreallocateBegin()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()`, `MatPreallocateSetLocal()`, 1276 `MatPreallocateSymmetricSetLocalBlock()` 1277 M*/ 1278 #define MatPreallocateLocation(A, row, ncols, cols, dnz, onz) (A ? MatSetValues(A, 1, &row, ncols, cols, NULL, INSERT_VALUES) : MatPreallocateSet(row, ncols, cols, dnz, onz)) 1279 1280 /*MC 1281 MatPreallocateEnd - Ends the block of code that will count the number of nonzeros per 1282 row in a matrix providing the data that one can use to correctly preallocate the matrix. 1283 1284 Synopsis: 1285 #include <petscmat.h> 1286 PetscErrorCode MatPreallocateEnd(PetscInt *dnz, PetscInt *onz) 1287 1288 Collective 1289 1290 Input Parameters: 1291 + dnz - the array that was be passed to the matrix preallocation routines 1292 - onz - the other array passed to the matrix preallocation routines 1293 1294 Level: deprecated (since v3.19) 1295 1296 Notes: 1297 This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than 1298 the use of this routine 1299 1300 Do not malloc or free `dnz` and `onz`, that is handled internally by these routines 1301 1302 Developer Note: 1303 This is a MACRO not a function because it closes the { started in MatPreallocateBegin(). 1304 1305 .seealso: [](chapter_matrices), `MatPreallocateBegin()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()`, `MatPreallocateSetLocal()`, 1306 `MatPreallocateSymmetricSetLocalBlock()` 1307 M*/ 1308 #define MatPreallocateEnd(dnz, onz) \ 1309 PetscCall(PetscFree2(dnz, onz)); \ 1310 } \ 1311 while (0) 1312 1313 #define MatPreallocateFinalize(...) PETSC_DEPRECATED_MACRO("GCC warning \"Use MatPreallocateEnd() (since version 3.18)\"") MatPreallocateEnd(__VA_ARGS__) 1314 1315 /* Routines unique to particular data structures */ 1316 PETSC_EXTERN PetscErrorCode MatShellGetContext(Mat, void *); 1317 1318 PETSC_EXTERN PetscErrorCode MatInodeAdjustForInodes(Mat, IS *, IS *); 1319 PETSC_EXTERN PetscErrorCode MatInodeGetInodeSizes(Mat, PetscInt *, PetscInt *[], PetscInt *); 1320 1321 PETSC_EXTERN PetscErrorCode MatSeqAIJSetColumnIndices(Mat, PetscInt[]); 1322 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetColumnIndices(Mat, PetscInt[]); 1323 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJWithArrays(MPI_Comm, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscScalar[], Mat *); 1324 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJWithArrays(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscScalar[], Mat *); 1325 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJWithArrays(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscScalar[], Mat *); 1326 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJFromTriple(MPI_Comm, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscScalar[], Mat *, PetscInt, PetscBool); 1327 1328 #define MAT_SKIP_ALLOCATION -4 1329 1330 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocation(Mat, PetscInt, PetscInt, const PetscInt[]); 1331 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation(Mat, PetscInt, PetscInt, const PetscInt[]); 1332 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocation(Mat, PetscInt, const PetscInt[]); 1333 PETSC_EXTERN PetscErrorCode MatSeqAIJSetTotalPreallocation(Mat, PetscInt); 1334 1335 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocation(Mat, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[]); 1336 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocation(Mat, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[]); 1337 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocation(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[]); 1338 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocationCSR(Mat, const PetscInt[], const PetscInt[], const PetscScalar[]); 1339 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocationCSR(Mat, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[]); 1340 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocationCSR(Mat, const PetscInt[], const PetscInt[], const PetscScalar[]); 1341 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocationCSR(Mat, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[]); 1342 PETSC_EXTERN PetscErrorCode MatMPIAdjSetPreallocation(Mat, PetscInt[], PetscInt[], PetscInt[]); 1343 PETSC_EXTERN PetscErrorCode MatMPIAdjToSeq(Mat, Mat *); 1344 PETSC_EXTERN PetscErrorCode MatMPIAdjToSeqRankZero(Mat, Mat *); 1345 PETSC_EXTERN PetscErrorCode MatMPIDenseSetPreallocation(Mat, PetscScalar[]); 1346 PETSC_EXTERN PetscErrorCode MatSeqDenseSetPreallocation(Mat, PetscScalar[]); 1347 PETSC_EXTERN PetscErrorCode MatMPIAIJGetSeqAIJ(Mat, Mat *, Mat *, const PetscInt *[]); 1348 PETSC_EXTERN PetscErrorCode MatMPIBAIJGetSeqBAIJ(Mat, Mat *, Mat *, const PetscInt *[]); 1349 PETSC_EXTERN PetscErrorCode MatMPIAdjCreateNonemptySubcommMat(Mat, Mat *); 1350 1351 PETSC_EXTERN PetscErrorCode MatDenseGetLDA(Mat, PetscInt *); 1352 PETSC_EXTERN PetscErrorCode MatDenseSetLDA(Mat, PetscInt); 1353 PETSC_DEPRECATED_FUNCTION("Use MatDenseSetLDA() (since version 3.14)") static inline PetscErrorCode MatSeqDenseSetLDA(Mat A, PetscInt lda) 1354 { 1355 return MatDenseSetLDA(A, lda); 1356 } 1357 PETSC_EXTERN PetscErrorCode MatDenseGetLocalMatrix(Mat, Mat *); 1358 1359 PETSC_EXTERN PetscErrorCode MatBlockMatSetPreallocation(Mat, PetscInt, PetscInt, const PetscInt[]); 1360 1361 PETSC_EXTERN PetscErrorCode MatStoreValues(Mat); 1362 PETSC_EXTERN PetscErrorCode MatRetrieveValues(Mat); 1363 1364 PETSC_EXTERN PetscErrorCode MatFindNonzeroRows(Mat, IS *); 1365 PETSC_EXTERN PetscErrorCode MatFindZeroRows(Mat, IS *); 1366 /* 1367 These routines are not usually accessed directly, rather solving is 1368 done through the KSP and PC interfaces. 1369 */ 1370 1371 /*J 1372 MatOrderingType - String with the name of a PETSc matrix ordering. These orderings are most commonly used 1373 to reduce fill in sparse factorizations. 1374 1375 Level: beginner 1376 1377 Notes: 1378 If `MATORDERINGEXTERNAL` is used then PETSc does not compute an ordering and instead the external package called utilizes one 1379 in the external the factorization package 1380 1381 There is no `MatOrdering` object, the ordering is obtained directly from the matrix with `MatGetOrdering()` 1382 1383 Developer Note: 1384 This API should be converted to an API similar to those for `MatColoring` and `MatPartitioning` 1385 1386 .seealso: [](chapter_matrices), [](sec_graph), `MatGetFactor()`, `MatGetOrdering()`, `MatColoringType`, `MatPartitioningType`, `MatCoarsenType`, `MatCoarsenType`, 1387 `PCFactorSetOrderingType()` 1388 J*/ 1389 typedef const char *MatOrderingType; 1390 #define MATORDERINGNATURAL "natural" 1391 #define MATORDERINGND "nd" 1392 #define MATORDERING1WD "1wd" 1393 #define MATORDERINGRCM "rcm" 1394 #define MATORDERINGQMD "qmd" 1395 #define MATORDERINGROWLENGTH "rowlength" 1396 #define MATORDERINGWBM "wbm" 1397 #define MATORDERINGSPECTRAL "spectral" 1398 #define MATORDERINGAMD "amd" /* only works if UMFPACK is installed with PETSc */ 1399 #define MATORDERINGMETISND "metisnd" /* only works if METIS is installed with PETSc */ 1400 #define MATORDERINGNATURAL_OR_ND "natural_or_nd" /* special coase used for Cholesky and ICC, allows ND when AIJ matrix is used but Natural when SBAIJ is used */ 1401 #define MATORDERINGEXTERNAL "external" /* uses an ordering type internal to the factorization package */ 1402 1403 PETSC_EXTERN PetscErrorCode MatGetOrdering(Mat, MatOrderingType, IS *, IS *); 1404 PETSC_EXTERN PetscErrorCode MatGetOrderingList(PetscFunctionList *); 1405 PETSC_EXTERN PetscErrorCode MatOrderingRegister(const char[], PetscErrorCode (*)(Mat, MatOrderingType, IS *, IS *)); 1406 PETSC_EXTERN PetscFunctionList MatOrderingList; 1407 1408 #include "petscmatcoarsen.h" 1409 1410 PETSC_EXTERN PetscErrorCode MatReorderForNonzeroDiagonal(Mat, PetscReal, IS, IS); 1411 PETSC_EXTERN PetscErrorCode MatCreateLaplacian(Mat, PetscReal, PetscBool, Mat *); 1412 1413 PETSC_EXTERN PetscErrorCode MatFactorGetPreferredOrdering(Mat, MatFactorType, MatOrderingType *); 1414 1415 /*S 1416 MatFactorShiftType - Type of numeric shift used for factorizations 1417 1418 Values: 1419 + `MAT_SHIFT_NONE` - do not shift the matrix diagonal entries 1420 . `MAT_SHIFT_NONZERO` - shift the entries to be non-zero 1421 . `MAT_SHIFT_POSITIVE_DEFINITE` - shift the entries to force the factorization to be positive definite 1422 - `MAT_SHIFT_INBLOCKS` - only shift the factors inside the small dense diagonal blocks of the matrix, for example with `MATBAIJ` 1423 1424 Level: intermediate 1425 1426 .seealso: [](chapter_matrices), `Mat`, `MatGetFactor()`, `PCFactorSetShiftType()` 1427 S*/ 1428 typedef enum { 1429 MAT_SHIFT_NONE, 1430 MAT_SHIFT_NONZERO, 1431 MAT_SHIFT_POSITIVE_DEFINITE, 1432 MAT_SHIFT_INBLOCKS 1433 } MatFactorShiftType; 1434 PETSC_EXTERN const char *const MatFactorShiftTypes[]; 1435 PETSC_EXTERN const char *const MatFactorShiftTypesDetail[]; 1436 1437 /*S 1438 MatFactorError - indicates what type of error was generated in a matrix factorization 1439 1440 Values: 1441 + `MAT_FACTOR_NOERROR` - there was no error during the factorization 1442 . `MAT_FACTOR_STRUCT_ZEROPIVOT` - there was a missing entry in a diagonal location of the matrix 1443 . `MAT_FACTOR_NUMERIC_ZEROPIVOT` - there was a (near) zero pivot during the factorization 1444 . `MAT_FACTOR_OUTMEMORY` - the factorization has run out of memory 1445 - `MAT_FACTOR_OTHER` - some other error has occurred. 1446 1447 Level: intermediate 1448 1449 Note: 1450 When a factorization is done in a preconditioner `PC` the error may be propagated up to a `PCFailedReason` or a `KSPConvergedReason` 1451 1452 .seealso: [](chapter_matrices), `Mat`, `MatGetFactor()`, `MatFactorGetError()`, `MatFactorGetErrorZeroPivot()`, `MatFactorClearError()`, 1453 `PCFailedReason`, `PCGetFailedReason()`, `KSPConvergedReason` 1454 S*/ 1455 typedef enum { 1456 MAT_FACTOR_NOERROR, 1457 MAT_FACTOR_STRUCT_ZEROPIVOT, 1458 MAT_FACTOR_NUMERIC_ZEROPIVOT, 1459 MAT_FACTOR_OUTMEMORY, 1460 MAT_FACTOR_OTHER 1461 } MatFactorError; 1462 1463 PETSC_EXTERN PetscErrorCode MatFactorGetError(Mat, MatFactorError *); 1464 PETSC_EXTERN PetscErrorCode MatFactorClearError(Mat); 1465 PETSC_EXTERN PetscErrorCode MatFactorGetErrorZeroPivot(Mat, PetscReal *, PetscInt *); 1466 1467 /*S 1468 MatFactorInfo - Data passed into the matrix factorization routines, and information about the resulting factorization 1469 1470 Level: developer 1471 1472 Note: 1473 You can use `MatFactorInfoInitialize()` to set default values. 1474 1475 Fortran Note: 1476 The data is available in a double precision arrays of size `MAT_FACTORINFO_SIZE` 1477 1478 .seealso: [](chapter_matrices), `Mat`, `MatInfo`, `MatGetFactor()`, `MatLUFactorSymbolic()`, `MatILUFactorSymbolic()`, `MatCholeskyFactorSymbolic()`, 1479 `MatICCFactorSymbolic()`, `MatICCFactor()`, `MatFactorInfoInitialize()` 1480 S*/ 1481 typedef struct { 1482 PetscReal diagonal_fill; /* force diagonal to fill in if initially not filled */ 1483 PetscReal usedt; 1484 PetscReal dt; /* drop tolerance */ 1485 PetscReal dtcol; /* tolerance for pivoting */ 1486 PetscReal dtcount; /* maximum nonzeros to be allowed per row */ 1487 PetscReal fill; /* expected fill, nonzeros in factored matrix/nonzeros in original matrix */ 1488 PetscReal levels; /* ICC/ILU(levels) */ 1489 PetscReal pivotinblocks; /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0 1490 factorization may be faster if do not pivot */ 1491 PetscReal zeropivot; /* pivot is called zero if less than this */ 1492 PetscReal shifttype; /* type of shift added to matrix factor to prevent zero pivots */ 1493 PetscReal shiftamount; /* how large the shift is */ 1494 } MatFactorInfo; 1495 1496 PETSC_EXTERN PetscErrorCode MatFactorInfoInitialize(MatFactorInfo *); 1497 PETSC_EXTERN PetscErrorCode MatCholeskyFactor(Mat, IS, const MatFactorInfo *); 1498 PETSC_EXTERN PetscErrorCode MatCholeskyFactorSymbolic(Mat, Mat, IS, const MatFactorInfo *); 1499 PETSC_EXTERN PetscErrorCode MatCholeskyFactorNumeric(Mat, Mat, const MatFactorInfo *); 1500 PETSC_EXTERN PetscErrorCode MatLUFactor(Mat, IS, IS, const MatFactorInfo *); 1501 PETSC_EXTERN PetscErrorCode MatILUFactor(Mat, IS, IS, const MatFactorInfo *); 1502 PETSC_EXTERN PetscErrorCode MatLUFactorSymbolic(Mat, Mat, IS, IS, const MatFactorInfo *); 1503 PETSC_EXTERN PetscErrorCode MatILUFactorSymbolic(Mat, Mat, IS, IS, const MatFactorInfo *); 1504 PETSC_EXTERN PetscErrorCode MatICCFactorSymbolic(Mat, Mat, IS, const MatFactorInfo *); 1505 PETSC_EXTERN PetscErrorCode MatICCFactor(Mat, IS, const MatFactorInfo *); 1506 PETSC_EXTERN PetscErrorCode MatLUFactorNumeric(Mat, Mat, const MatFactorInfo *); 1507 PETSC_EXTERN PetscErrorCode MatQRFactor(Mat, IS, const MatFactorInfo *); 1508 PETSC_EXTERN PetscErrorCode MatQRFactorSymbolic(Mat, Mat, IS, const MatFactorInfo *); 1509 PETSC_EXTERN PetscErrorCode MatQRFactorNumeric(Mat, Mat, const MatFactorInfo *); 1510 PETSC_EXTERN PetscErrorCode MatGetInertia(Mat, PetscInt *, PetscInt *, PetscInt *); 1511 PETSC_EXTERN PetscErrorCode MatSolve(Mat, Vec, Vec); 1512 PETSC_EXTERN PetscErrorCode MatForwardSolve(Mat, Vec, Vec); 1513 PETSC_EXTERN PetscErrorCode MatBackwardSolve(Mat, Vec, Vec); 1514 PETSC_EXTERN PetscErrorCode MatSolveAdd(Mat, Vec, Vec, Vec); 1515 PETSC_EXTERN PetscErrorCode MatSolveTranspose(Mat, Vec, Vec); 1516 PETSC_EXTERN PetscErrorCode MatSolveTransposeAdd(Mat, Vec, Vec, Vec); 1517 PETSC_EXTERN PetscErrorCode MatSolves(Mat, Vecs, Vecs); 1518 PETSC_EXTERN PetscErrorCode MatSetUnfactored(Mat); 1519 1520 typedef enum { 1521 MAT_FACTOR_SCHUR_UNFACTORED, 1522 MAT_FACTOR_SCHUR_FACTORED, 1523 MAT_FACTOR_SCHUR_INVERTED 1524 } MatFactorSchurStatus; 1525 PETSC_EXTERN PetscErrorCode MatFactorSetSchurIS(Mat, IS); 1526 PETSC_EXTERN PetscErrorCode MatFactorGetSchurComplement(Mat, Mat *, MatFactorSchurStatus *); 1527 PETSC_EXTERN PetscErrorCode MatFactorRestoreSchurComplement(Mat, Mat *, MatFactorSchurStatus); 1528 PETSC_EXTERN PetscErrorCode MatFactorInvertSchurComplement(Mat); 1529 PETSC_EXTERN PetscErrorCode MatFactorCreateSchurComplement(Mat, Mat *, MatFactorSchurStatus *); 1530 PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplement(Mat, Vec, Vec); 1531 PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplementTranspose(Mat, Vec, Vec); 1532 PETSC_EXTERN PetscErrorCode MatFactorFactorizeSchurComplement(Mat); 1533 1534 PETSC_EXTERN PetscErrorCode MatSeqDenseInvert(Mat); 1535 /*E 1536 MatSORType - What type of (S)SOR to perform 1537 1538 Values: 1539 + `SOR_FORWARD_SWEEP` - do a sweep from the first row of the matrix to the last 1540 . `SOR_BACKWARD_SWEEP` - do a sweep from the last row to the first 1541 . `SOR_SYMMETRIC_SWEEP` - do a sweep from the first row to the last and then back to the first 1542 . `SOR_LOCAL_FORWARD_SWEEP` - each MPI rank does its own forward sweep with no communication 1543 . `SOR_LOCAL_BACKWARD_SWEEP` - each MPI rank does its own backward sweep with no communication 1544 . `SOR_LOCAL_SYMMETRIC_SWEEP` - each MPI rank does its own symmetric sweep with no communication 1545 . `SOR_ZERO_INITIAL_GUESS` - indicates the initial solution is zero so the sweep can avoid unneeded computation 1546 . `SOR_EISENSTAT` - apply the Eisentat application of SOR, see `PCEISENSTAT` 1547 . `SOR_APPLY_UPPER` - multiply by the upper triangular portion of the matrix 1548 - `SOR_APPLY_LOWER` - multiply by the lower triangular portion of the matrix 1549 1550 Level: beginner 1551 1552 Note: 1553 These may be bitwise ORd together 1554 1555 Developer Note: 1556 Since `MatSORType` may be bitwise ORd together, so do not change the numerical values below 1557 1558 .seealso: [](chapter_matrices), `MatSOR()` 1559 E*/ 1560 typedef enum { 1561 SOR_FORWARD_SWEEP = 1, 1562 SOR_BACKWARD_SWEEP = 2, 1563 SOR_SYMMETRIC_SWEEP = 3, 1564 SOR_LOCAL_FORWARD_SWEEP = 4, 1565 SOR_LOCAL_BACKWARD_SWEEP = 8, 1566 SOR_LOCAL_SYMMETRIC_SWEEP = 12, 1567 SOR_ZERO_INITIAL_GUESS = 16, 1568 SOR_EISENSTAT = 32, 1569 SOR_APPLY_UPPER = 64, 1570 SOR_APPLY_LOWER = 128 1571 } MatSORType; 1572 PETSC_EXTERN PetscErrorCode MatSOR(Mat, Vec, PetscReal, MatSORType, PetscReal, PetscInt, PetscInt, Vec); 1573 1574 /*S 1575 MatColoring - Object for managing the coloring of matrices. 1576 1577 Level: beginner 1578 1579 Notes: 1580 Coloring of matrices can be computed directly from the sparse matrix nonzero structure via the `MatColoring` object or from the mesh from which the 1581 matrix comes from via `DMCreateColoring()`. In general using the mesh produces a more optimal coloring (fewer colors). 1582 1583 Once a coloring is available `MatFDColoringCreate()` creates an object that can be used to efficiently compute Jacobians using that coloring. This 1584 same object can also be used to efficiently convert data created by Automatic Differentiation tools to PETSc sparse matrices. 1585 1586 .seealso: [](chapter_matrices), [](sec_graph), `MatFDColoringCreate()`, `MatColoringWeightType`, `ISColoring`, `MatFDColoring`, `DMCreateColoring()`, `MatColoringCreate()`, 1587 `MatPartitioning`, `MatColoringType`, `MatPartitioningType`, `MatOrderingType`, `MatColoringSetWeightType()`, 1588 `MatColoringSetWeights()`, `MatCoarsenType`, `MatCoarsen` 1589 S*/ 1590 typedef struct _p_MatColoring *MatColoring; 1591 1592 /*J 1593 MatColoringType - String with the name of a PETSc matrix coloring 1594 1595 Level: beginner 1596 1597 .seealso: [](chapter_matrices), [](sec_graph), `Mat`, `MatFDColoringCreate()`, `MatColoringSetType()`, `MatColoring` 1598 J*/ 1599 typedef const char *MatColoringType; 1600 #define MATCOLORINGJP "jp" 1601 #define MATCOLORINGPOWER "power" 1602 #define MATCOLORINGNATURAL "natural" 1603 #define MATCOLORINGSL "sl" 1604 #define MATCOLORINGLF "lf" 1605 #define MATCOLORINGID "id" 1606 #define MATCOLORINGGREEDY "greedy" 1607 1608 /*E 1609 MatColoringWeightType - Type of weight scheme used for the coloring algorithm 1610 1611 Values: 1612 + `MAT_COLORING_RANDOM` - Random weights 1613 . `MAT_COLORING_LEXICAL` - Lexical weighting based upon global numbering. 1614 - `MAT_COLORING_LF` - Last-first weighting. 1615 1616 Level: intermediate 1617 1618 .seealso: [](chapter_matrices), `MatColoring`, `MatColoringCreate()`, `MatColoringSetWeightType()`, `MatColoringSetWeights()` 1619 E*/ 1620 typedef enum { 1621 MAT_COLORING_WEIGHT_RANDOM, 1622 MAT_COLORING_WEIGHT_LEXICAL, 1623 MAT_COLORING_WEIGHT_LF, 1624 MAT_COLORING_WEIGHT_SL 1625 } MatColoringWeightType; 1626 1627 PETSC_EXTERN PetscErrorCode MatColoringCreate(Mat, MatColoring *); 1628 PETSC_EXTERN PetscErrorCode MatColoringGetDegrees(Mat, PetscInt, PetscInt *); 1629 PETSC_EXTERN PetscErrorCode MatColoringDestroy(MatColoring *); 1630 PETSC_EXTERN PetscErrorCode MatColoringView(MatColoring, PetscViewer); 1631 PETSC_EXTERN PetscErrorCode MatColoringSetType(MatColoring, MatColoringType); 1632 PETSC_EXTERN PetscErrorCode MatColoringSetFromOptions(MatColoring); 1633 PETSC_EXTERN PetscErrorCode MatColoringSetDistance(MatColoring, PetscInt); 1634 PETSC_EXTERN PetscErrorCode MatColoringGetDistance(MatColoring, PetscInt *); 1635 PETSC_EXTERN PetscErrorCode MatColoringSetMaxColors(MatColoring, PetscInt); 1636 PETSC_EXTERN PetscErrorCode MatColoringGetMaxColors(MatColoring, PetscInt *); 1637 PETSC_EXTERN PetscErrorCode MatColoringApply(MatColoring, ISColoring *); 1638 PETSC_EXTERN PetscErrorCode MatColoringRegister(const char[], PetscErrorCode (*)(MatColoring)); 1639 PETSC_EXTERN PetscErrorCode MatColoringPatch(Mat, PetscInt, PetscInt, ISColoringValue[], ISColoring *); 1640 PETSC_EXTERN PetscErrorCode MatColoringSetWeightType(MatColoring, MatColoringWeightType); 1641 PETSC_EXTERN PetscErrorCode MatColoringSetWeights(MatColoring, PetscReal *, PetscInt *); 1642 PETSC_EXTERN PetscErrorCode MatColoringCreateWeights(MatColoring, PetscReal **, PetscInt **lperm); 1643 PETSC_EXTERN PetscErrorCode MatColoringTest(MatColoring, ISColoring); 1644 PETSC_DEPRECATED_FUNCTION("Use MatColoringTest() (since version 3.10)") static inline PetscErrorCode MatColoringTestValid(MatColoring matcoloring, ISColoring iscoloring) 1645 { 1646 return MatColoringTest(matcoloring, iscoloring); 1647 } 1648 PETSC_EXTERN PetscErrorCode MatISColoringTest(Mat, ISColoring); 1649 1650 /*S 1651 MatFDColoring - Object for computing a sparse Jacobian via finite differences with coloring 1652 1653 Level: beginner 1654 1655 Notes: 1656 This object is creating utilizing a coloring provided by the `MatColoring` object or `DMCreateColoring()` 1657 1658 The `SNES` option `-snes_fd_coloring` will cause the Jacobian needed by `SNES` to be computed via a use of this object 1659 1660 .seealso: [](chapter_matrices), `Mat`, `MatFDColoringCreate()`, `MatFDColoringSetFunction()`, `MatColoring`, `DMCreateColoring()` 1661 S*/ 1662 typedef struct _p_MatFDColoring *MatFDColoring; 1663 1664 PETSC_EXTERN PetscErrorCode MatFDColoringCreate(Mat, ISColoring, MatFDColoring *); 1665 PETSC_EXTERN PetscErrorCode MatFDColoringDestroy(MatFDColoring *); 1666 PETSC_EXTERN PetscErrorCode MatFDColoringView(MatFDColoring, PetscViewer); 1667 PETSC_EXTERN PetscErrorCode MatFDColoringSetFunction(MatFDColoring, PetscErrorCode (*)(void), void *); 1668 PETSC_EXTERN PetscErrorCode MatFDColoringGetFunction(MatFDColoring, PetscErrorCode (**)(void), void **); 1669 PETSC_EXTERN PetscErrorCode MatFDColoringSetParameters(MatFDColoring, PetscReal, PetscReal); 1670 PETSC_EXTERN PetscErrorCode MatFDColoringSetFromOptions(MatFDColoring); 1671 PETSC_EXTERN PetscErrorCode MatFDColoringApply(Mat, MatFDColoring, Vec, void *); 1672 PETSC_EXTERN PetscErrorCode MatFDColoringSetF(MatFDColoring, Vec); 1673 PETSC_EXTERN PetscErrorCode MatFDColoringGetPerturbedColumns(MatFDColoring, PetscInt *, const PetscInt *[]); 1674 PETSC_EXTERN PetscErrorCode MatFDColoringSetUp(Mat, ISColoring, MatFDColoring); 1675 PETSC_EXTERN PetscErrorCode MatFDColoringSetBlockSize(MatFDColoring, PetscInt, PetscInt); 1676 PETSC_EXTERN PetscErrorCode MatFDColoringSetValues(Mat, MatFDColoring, const PetscScalar *); 1677 1678 /*S 1679 MatTransposeColoring - Object for computing a sparse matrix product C=A*B^T via coloring 1680 1681 Level: developer 1682 1683 .seealso: [](chapter_matrices), `Mat`, `MatProductType`, `MatTransposeColoringCreate()` 1684 S*/ 1685 typedef struct _p_MatTransposeColoring *MatTransposeColoring; 1686 1687 PETSC_EXTERN PetscErrorCode MatTransposeColoringCreate(Mat, ISColoring, MatTransposeColoring *); 1688 PETSC_EXTERN PetscErrorCode MatTransColoringApplySpToDen(MatTransposeColoring, Mat, Mat); 1689 PETSC_EXTERN PetscErrorCode MatTransColoringApplyDenToSp(MatTransposeColoring, Mat, Mat); 1690 PETSC_EXTERN PetscErrorCode MatTransposeColoringDestroy(MatTransposeColoring *); 1691 1692 /*S 1693 MatPartitioning - Object for managing the partitioning of a matrix or graph 1694 1695 Level: beginner 1696 1697 Note: 1698 There is also a `PetscPartitioner` object that provides the same functionality. It can utilize the `MatPartitioning` operations 1699 via `PetscPartitionerSetType`(p,`PETSCPARTITIONERMATPARTITIONING`) 1700 1701 Developers Note: 1702 It is an extra maintenance and documentation cost to have two objects with the same functionality. `PetscPartitioner` should be removed 1703 1704 .seealso: [](chapter_matrices), [](sec_graph), `Mat`, `MatPartitioningCreate()`, `MatPartitioningType`, `MatColoring`, `MatGetOrdering()`, `MatOrderingType`, 1705 `MatCoarsenType`, `MatCoarsenType` 1706 S*/ 1707 typedef struct _p_MatPartitioning *MatPartitioning; 1708 1709 /*J 1710 MatPartitioningType - String with the name of a PETSc matrix partitioning 1711 1712 Level: beginner 1713 dm 1714 .seealso: [](chapter_matrices), [](sec_graph), `Mat`, `MatPartitioningCreate()`, `MatPartitioning`, `MatPartitioningSetType()`, `MatColoringType`, `MatOrderingType`, 1715 `MatCoarsenType`, `MatCoarsenType` 1716 J*/ 1717 typedef const char *MatPartitioningType; 1718 #define MATPARTITIONINGCURRENT "current" 1719 #define MATPARTITIONINGAVERAGE "average" 1720 #define MATPARTITIONINGSQUARE "square" 1721 #define MATPARTITIONINGPARMETIS "parmetis" 1722 #define MATPARTITIONINGCHACO "chaco" 1723 #define MATPARTITIONINGPARTY "party" 1724 #define MATPARTITIONINGPTSCOTCH "ptscotch" 1725 #define MATPARTITIONINGHIERARCH "hierarch" 1726 1727 PETSC_EXTERN PetscErrorCode MatPartitioningCreate(MPI_Comm, MatPartitioning *); 1728 PETSC_EXTERN PetscErrorCode MatPartitioningSetType(MatPartitioning, MatPartitioningType); 1729 PETSC_EXTERN PetscErrorCode MatPartitioningSetNParts(MatPartitioning, PetscInt); 1730 PETSC_EXTERN PetscErrorCode MatPartitioningSetAdjacency(MatPartitioning, Mat); 1731 PETSC_EXTERN PetscErrorCode MatPartitioningSetNumberVertexWeights(MatPartitioning, PetscInt); 1732 PETSC_EXTERN PetscErrorCode MatPartitioningSetVertexWeights(MatPartitioning, const PetscInt[]); 1733 PETSC_EXTERN PetscErrorCode MatPartitioningSetPartitionWeights(MatPartitioning, const PetscReal[]); 1734 PETSC_EXTERN PetscErrorCode MatPartitioningSetUseEdgeWeights(MatPartitioning, PetscBool); 1735 PETSC_EXTERN PetscErrorCode MatPartitioningGetUseEdgeWeights(MatPartitioning, PetscBool *); 1736 PETSC_EXTERN PetscErrorCode MatPartitioningApply(MatPartitioning, IS *); 1737 PETSC_EXTERN PetscErrorCode MatPartitioningImprove(MatPartitioning, IS *); 1738 PETSC_EXTERN PetscErrorCode MatPartitioningViewImbalance(MatPartitioning, IS); 1739 PETSC_EXTERN PetscErrorCode MatPartitioningApplyND(MatPartitioning, IS *); 1740 PETSC_EXTERN PetscErrorCode MatPartitioningDestroy(MatPartitioning *); 1741 PETSC_EXTERN PetscErrorCode MatPartitioningRegister(const char[], PetscErrorCode (*)(MatPartitioning)); 1742 PETSC_EXTERN PetscErrorCode MatPartitioningView(MatPartitioning, PetscViewer); 1743 PETSC_EXTERN PetscErrorCode MatPartitioningViewFromOptions(MatPartitioning, PetscObject, const char[]); 1744 PETSC_EXTERN PetscErrorCode MatPartitioningSetFromOptions(MatPartitioning); 1745 PETSC_EXTERN PetscErrorCode MatPartitioningGetType(MatPartitioning, MatPartitioningType *); 1746 1747 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetRepartition(MatPartitioning part); 1748 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetCoarseSequential(MatPartitioning); 1749 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisGetEdgeCut(MatPartitioning, PetscInt *); 1750 1751 typedef enum { 1752 MP_CHACO_MULTILEVEL = 1, 1753 MP_CHACO_SPECTRAL = 2, 1754 MP_CHACO_LINEAR = 4, 1755 MP_CHACO_RANDOM = 5, 1756 MP_CHACO_SCATTERED = 6 1757 } MPChacoGlobalType; 1758 PETSC_EXTERN const char *const MPChacoGlobalTypes[]; 1759 typedef enum { 1760 MP_CHACO_KERNIGHAN = 1, 1761 MP_CHACO_NONE = 2 1762 } MPChacoLocalType; 1763 PETSC_EXTERN const char *const MPChacoLocalTypes[]; 1764 typedef enum { 1765 MP_CHACO_LANCZOS = 0, 1766 MP_CHACO_RQI = 1 1767 } MPChacoEigenType; 1768 PETSC_EXTERN const char *const MPChacoEigenTypes[]; 1769 1770 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetGlobal(MatPartitioning, MPChacoGlobalType); 1771 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetGlobal(MatPartitioning, MPChacoGlobalType *); 1772 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetLocal(MatPartitioning, MPChacoLocalType); 1773 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetLocal(MatPartitioning, MPChacoLocalType *); 1774 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetCoarseLevel(MatPartitioning, PetscReal); 1775 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning, MPChacoEigenType); 1776 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenSolver(MatPartitioning, MPChacoEigenType *); 1777 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenTol(MatPartitioning, PetscReal); 1778 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenTol(MatPartitioning, PetscReal *); 1779 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning, PetscInt); 1780 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenNumber(MatPartitioning, PetscInt *); 1781 1782 #define MP_PARTY_OPT "opt" 1783 #define MP_PARTY_LIN "lin" 1784 #define MP_PARTY_SCA "sca" 1785 #define MP_PARTY_RAN "ran" 1786 #define MP_PARTY_GBF "gbf" 1787 #define MP_PARTY_GCF "gcf" 1788 #define MP_PARTY_BUB "bub" 1789 #define MP_PARTY_DEF "def" 1790 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetGlobal(MatPartitioning, const char *); 1791 #define MP_PARTY_HELPFUL_SETS "hs" 1792 #define MP_PARTY_KERNIGHAN_LIN "kl" 1793 #define MP_PARTY_NONE "no" 1794 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetLocal(MatPartitioning, const char *); 1795 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetCoarseLevel(MatPartitioning, PetscReal); 1796 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetBipart(MatPartitioning, PetscBool); 1797 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetMatchOptimization(MatPartitioning, PetscBool); 1798 1799 typedef enum { 1800 MP_PTSCOTCH_DEFAULT, 1801 MP_PTSCOTCH_QUALITY, 1802 MP_PTSCOTCH_SPEED, 1803 MP_PTSCOTCH_BALANCE, 1804 MP_PTSCOTCH_SAFETY, 1805 MP_PTSCOTCH_SCALABILITY 1806 } MPPTScotchStrategyType; 1807 PETSC_EXTERN const char *const MPPTScotchStrategyTypes[]; 1808 1809 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetImbalance(MatPartitioning, PetscReal); 1810 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetImbalance(MatPartitioning, PetscReal *); 1811 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetStrategy(MatPartitioning, MPPTScotchStrategyType); 1812 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetStrategy(MatPartitioning, MPPTScotchStrategyType *); 1813 1814 /* 1815 * hierarchical partitioning 1816 */ 1817 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetFineparts(MatPartitioning, IS *); 1818 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetCoarseparts(MatPartitioning, IS *); 1819 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNcoarseparts(MatPartitioning, PetscInt); 1820 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNfineparts(MatPartitioning, PetscInt); 1821 1822 PETSC_EXTERN PetscErrorCode MatMeshToCellGraph(Mat, PetscInt, Mat *); 1823 1824 /* 1825 If you add entries here you must also add them to src/mat/f90-mod/petscmat.h 1826 If any of the enum values are changed, also update dMatOps dict at src/binding/petsc4py/src/libpetsc4py/libpetsc4py.pyx 1827 */ 1828 typedef enum { 1829 MATOP_SET_VALUES = 0, 1830 MATOP_GET_ROW = 1, 1831 MATOP_RESTORE_ROW = 2, 1832 MATOP_MULT = 3, 1833 MATOP_MULT_ADD = 4, 1834 MATOP_MULT_TRANSPOSE = 5, 1835 MATOP_MULT_TRANSPOSE_ADD = 6, 1836 MATOP_SOLVE = 7, 1837 MATOP_SOLVE_ADD = 8, 1838 MATOP_SOLVE_TRANSPOSE = 9, 1839 MATOP_SOLVE_TRANSPOSE_ADD = 10, 1840 MATOP_LUFACTOR = 11, 1841 MATOP_CHOLESKYFACTOR = 12, 1842 MATOP_SOR = 13, 1843 MATOP_TRANSPOSE = 14, 1844 MATOP_GETINFO = 15, 1845 MATOP_EQUAL = 16, 1846 MATOP_GET_DIAGONAL = 17, 1847 MATOP_DIAGONAL_SCALE = 18, 1848 MATOP_NORM = 19, 1849 MATOP_ASSEMBLY_BEGIN = 20, 1850 MATOP_ASSEMBLY_END = 21, 1851 MATOP_SET_OPTION = 22, 1852 MATOP_ZERO_ENTRIES = 23, 1853 MATOP_ZERO_ROWS = 24, 1854 MATOP_LUFACTOR_SYMBOLIC = 25, 1855 MATOP_LUFACTOR_NUMERIC = 26, 1856 MATOP_CHOLESKY_FACTOR_SYMBOLIC = 27, 1857 MATOP_CHOLESKY_FACTOR_NUMERIC = 28, 1858 MATOP_SETUP = 29, 1859 MATOP_ILUFACTOR_SYMBOLIC = 30, 1860 MATOP_ICCFACTOR_SYMBOLIC = 31, 1861 MATOP_GET_DIAGONAL_BLOCK = 32, 1862 MATOP_SET_INF = 33, 1863 MATOP_DUPLICATE = 34, 1864 MATOP_FORWARD_SOLVE = 35, 1865 MATOP_BACKWARD_SOLVE = 36, 1866 MATOP_ILUFACTOR = 37, 1867 MATOP_ICCFACTOR = 38, 1868 MATOP_AXPY = 39, 1869 MATOP_CREATE_SUBMATRICES = 40, 1870 MATOP_INCREASE_OVERLAP = 41, 1871 MATOP_GET_VALUES = 42, 1872 MATOP_COPY = 43, 1873 MATOP_GET_ROW_MAX = 44, 1874 MATOP_SCALE = 45, 1875 MATOP_SHIFT = 46, 1876 MATOP_DIAGONAL_SET = 47, 1877 MATOP_ZERO_ROWS_COLUMNS = 48, 1878 MATOP_SET_RANDOM = 49, 1879 MATOP_GET_ROW_IJ = 50, 1880 MATOP_RESTORE_ROW_IJ = 51, 1881 MATOP_GET_COLUMN_IJ = 52, 1882 MATOP_RESTORE_COLUMN_IJ = 53, 1883 MATOP_FDCOLORING_CREATE = 54, 1884 MATOP_COLORING_PATCH = 55, 1885 MATOP_SET_UNFACTORED = 56, 1886 MATOP_PERMUTE = 57, 1887 MATOP_SET_VALUES_BLOCKED = 58, 1888 MATOP_CREATE_SUBMATRIX = 59, 1889 MATOP_DESTROY = 60, 1890 MATOP_VIEW = 61, 1891 MATOP_CONVERT_FROM = 62, 1892 /* MATOP_PLACEHOLDER_63=63 */ 1893 MATOP_MATMAT_MULT_SYMBOLIC = 64, 1894 MATOP_MATMAT_MULT_NUMERIC = 65, 1895 MATOP_SET_LOCAL_TO_GLOBAL_MAP = 66, 1896 MATOP_SET_VALUES_LOCAL = 67, 1897 MATOP_ZERO_ROWS_LOCAL = 68, 1898 MATOP_GET_ROW_MAX_ABS = 69, 1899 MATOP_GET_ROW_MIN_ABS = 70, 1900 MATOP_CONVERT = 71, 1901 MATOP_HAS_OPERATION = 72, 1902 /* MATOP_PLACEHOLDER_73=73, */ 1903 MATOP_SET_VALUES_ADIFOR = 74, 1904 MATOP_FD_COLORING_APPLY = 75, 1905 MATOP_SET_FROM_OPTIONS = 76, 1906 /* MATOP_PLACEHOLDER_77=77, */ 1907 /* MATOP_PLACEHOLDER_78=78, */ 1908 MATOP_FIND_ZERO_DIAGONALS = 79, 1909 MATOP_MULT_MULTIPLE = 80, 1910 MATOP_SOLVE_MULTIPLE = 81, 1911 MATOP_GET_INERTIA = 82, 1912 MATOP_LOAD = 83, 1913 MATOP_IS_SYMMETRIC = 84, 1914 MATOP_IS_HERMITIAN = 85, 1915 MATOP_IS_STRUCTURALLY_SYMMETRIC = 86, 1916 MATOP_SET_VALUES_BLOCKEDLOCAL = 87, 1917 MATOP_CREATE_VECS = 88, 1918 /* MATOP_PLACEHOLDER_89=89, */ 1919 MATOP_MAT_MULT_SYMBOLIC = 90, 1920 MATOP_MAT_MULT_NUMERIC = 91, 1921 /* MATOP_PLACEHOLDER_92=92, */ 1922 MATOP_PTAP_SYMBOLIC = 93, 1923 MATOP_PTAP_NUMERIC = 94, 1924 /* MATOP_PLACEHOLDER_95=95, */ 1925 MATOP_MAT_TRANSPOSE_MULT_SYMBO = 96, 1926 MATOP_MAT_TRANSPOSE_MULT_NUMER = 97, 1927 MATOP_BIND_TO_CPU = 98, 1928 MATOP_PRODUCTSETFROMOPTIONS = 99, 1929 MATOP_PRODUCTSYMBOLIC = 100, 1930 MATOP_PRODUCTNUMERIC = 101, 1931 MATOP_CONJUGATE = 102, 1932 MATOP_VIEW_NATIVE = 103, 1933 MATOP_SET_VALUES_ROW = 104, 1934 MATOP_REAL_PART = 105, 1935 MATOP_IMAGINARY_PART = 106, 1936 MATOP_GET_ROW_UPPER_TRIANGULAR = 107, 1937 MATOP_RESTORE_ROW_UPPER_TRIANG = 108, 1938 MATOP_MAT_SOLVE = 109, 1939 MATOP_MAT_SOLVE_TRANSPOSE = 110, 1940 MATOP_GET_ROW_MIN = 111, 1941 MATOP_GET_COLUMN_VECTOR = 112, 1942 MATOP_MISSING_DIAGONAL = 113, 1943 MATOP_GET_SEQ_NONZERO_STRUCTUR = 114, 1944 MATOP_CREATE = 115, 1945 MATOP_GET_GHOSTS = 116, 1946 MATOP_GET_LOCAL_SUB_MATRIX = 117, 1947 MATOP_RESTORE_LOCALSUB_MATRIX = 118, 1948 MATOP_MULT_DIAGONAL_BLOCK = 119, 1949 MATOP_HERMITIAN_TRANSPOSE = 120, 1950 MATOP_MULT_HERMITIAN_TRANSPOSE = 121, 1951 MATOP_MULT_HERMITIAN_TRANS_ADD = 122, 1952 MATOP_GET_MULTI_PROC_BLOCK = 123, 1953 MATOP_FIND_NONZERO_ROWS = 124, 1954 MATOP_GET_COLUMN_NORMS = 125, 1955 MATOP_INVERT_BLOCK_DIAGONAL = 126, 1956 MATOP_INVERT_VBLOCK_DIAGONAL = 127, 1957 MATOP_CREATE_SUB_MATRICES_MPI = 128, 1958 MATOP_SET_VALUES_BATCH = 129, 1959 /* MATOP_PLACEHOLDER_130=130, */ 1960 MATOP_TRANSPOSE_MAT_MULT_SYMBO = 131, 1961 MATOP_TRANSPOSE_MAT_MULT_NUMER = 132, 1962 MATOP_TRANSPOSE_COLORING_CREAT = 133, 1963 MATOP_TRANS_COLORING_APPLY_SPT = 134, 1964 MATOP_TRANS_COLORING_APPLY_DEN = 135, 1965 /* MATOP_PLACEHOLDER_136=136, */ 1966 MATOP_RART_SYMBOLIC = 137, 1967 MATOP_RART_NUMERIC = 138, 1968 MATOP_SET_BLOCK_SIZES = 139, 1969 MATOP_AYPX = 140, 1970 MATOP_RESIDUAL = 141, 1971 MATOP_FDCOLORING_SETUP = 142, 1972 MATOP_FIND_OFFBLOCK_ENTRIES = 143, 1973 MATOP_MPICONCATENATESEQ = 144, 1974 MATOP_DESTROYSUBMATRICES = 145, 1975 MATOP_TRANSPOSE_SOLVE = 146, 1976 MATOP_GET_VALUES_LOCAL = 147 1977 } MatOperation; 1978 PETSC_EXTERN PetscErrorCode MatSetOperation(Mat, MatOperation, void (*)(void)); 1979 PETSC_EXTERN PetscErrorCode MatGetOperation(Mat, MatOperation, void (**)(void)); 1980 PETSC_EXTERN PetscErrorCode MatHasOperation(Mat, MatOperation, PetscBool *); 1981 PETSC_EXTERN PetscErrorCode MatHasCongruentLayouts(Mat, PetscBool *); 1982 PETSC_DEPRECATED_FUNCTION("Use MatProductClear() (since version 3.14)") static inline PetscErrorCode MatFreeIntermediateDataStructures(Mat A) 1983 { 1984 return MatProductClear(A); 1985 } 1986 PETSC_EXTERN PetscErrorCode MatShellSetOperation(Mat, MatOperation, void (*)(void)); 1987 PETSC_EXTERN PetscErrorCode MatShellGetOperation(Mat, MatOperation, void (**)(void)); 1988 PETSC_EXTERN PetscErrorCode MatShellSetContext(Mat, void *); 1989 PETSC_EXTERN PetscErrorCode MatShellSetContextDestroy(Mat, PetscErrorCode (*)(void *)); 1990 PETSC_EXTERN PetscErrorCode MatShellSetVecType(Mat, VecType); 1991 PETSC_EXTERN PetscErrorCode MatShellTestMult(Mat, PetscErrorCode (*)(void *, Vec, Vec), Vec, void *, PetscBool *); 1992 PETSC_EXTERN PetscErrorCode MatShellTestMultTranspose(Mat, PetscErrorCode (*)(void *, Vec, Vec), Vec, void *, PetscBool *); 1993 PETSC_EXTERN PetscErrorCode MatShellSetManageScalingShifts(Mat); 1994 PETSC_EXTERN PetscErrorCode MatShellSetMatProductOperation(Mat, MatProductType, PetscErrorCode (*)(Mat, Mat, Mat, void **), PetscErrorCode (*)(Mat, Mat, Mat, void *), PetscErrorCode (*)(void *), MatType, MatType); 1995 PETSC_EXTERN PetscErrorCode MatIsShell(Mat, PetscBool *); 1996 1997 /* 1998 Codes for matrices stored on disk. By default they are 1999 stored in a universal format. By changing the format with 2000 PetscViewerPushFormat(viewer,PETSC_VIEWER_NATIVE); the matrices will 2001 be stored in a way natural for the matrix, for example dense matrices 2002 would be stored as dense. Matrices stored this way may only be 2003 read into matrices of the same type. 2004 */ 2005 #define MATRIX_BINARY_FORMAT_DENSE -1 2006 2007 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetHashTableFactor(Mat, PetscReal); 2008 2009 PETSC_EXTERN PetscErrorCode MatISSetLocalMatType(Mat, MatType); 2010 PETSC_EXTERN PetscErrorCode MatISSetPreallocation(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[]); 2011 PETSC_EXTERN PetscErrorCode MatISStoreL2L(Mat, PetscBool); 2012 PETSC_EXTERN PetscErrorCode MatISFixLocalEmpty(Mat, PetscBool); 2013 PETSC_EXTERN PetscErrorCode MatISGetLocalMat(Mat, Mat *); 2014 PETSC_EXTERN PetscErrorCode MatISRestoreLocalMat(Mat, Mat *); 2015 PETSC_EXTERN PetscErrorCode MatISSetLocalMat(Mat, Mat); 2016 PETSC_EXTERN PetscErrorCode MatISGetLocalToGlobalMapping(Mat, ISLocalToGlobalMapping *, ISLocalToGlobalMapping *); 2017 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use the MatConvert() interface (since version 3.10)") PetscErrorCode MatISGetMPIXAIJ(Mat, MatReuse, Mat *); 2018 2019 /*S 2020 MatNullSpace - Object that removes a null space from a vector, i.e. 2021 orthogonalizes the vector to a subspace 2022 2023 Level: advanced 2024 2025 .seealso: [](chapter_matrices), `Mat`, `MatNullSpaceCreate()`, `MatNullSpaceSetFunction()`, `MatGetNullSpace()`, `MatSetNullSpace()` 2026 S*/ 2027 typedef struct _p_MatNullSpace *MatNullSpace; 2028 2029 PETSC_EXTERN PetscErrorCode MatNullSpaceCreate(MPI_Comm, PetscBool, PetscInt, const Vec[], MatNullSpace *); 2030 PETSC_EXTERN PetscErrorCode MatNullSpaceSetFunction(MatNullSpace, PetscErrorCode (*)(MatNullSpace, Vec, void *), void *); 2031 PETSC_EXTERN PetscErrorCode MatNullSpaceDestroy(MatNullSpace *); 2032 PETSC_EXTERN PetscErrorCode MatNullSpaceRemove(MatNullSpace, Vec); 2033 PETSC_EXTERN PetscErrorCode MatGetNullSpace(Mat, MatNullSpace *); 2034 PETSC_EXTERN PetscErrorCode MatGetTransposeNullSpace(Mat, MatNullSpace *); 2035 PETSC_EXTERN PetscErrorCode MatSetTransposeNullSpace(Mat, MatNullSpace); 2036 PETSC_EXTERN PetscErrorCode MatSetNullSpace(Mat, MatNullSpace); 2037 PETSC_EXTERN PetscErrorCode MatSetNearNullSpace(Mat, MatNullSpace); 2038 PETSC_EXTERN PetscErrorCode MatGetNearNullSpace(Mat, MatNullSpace *); 2039 PETSC_EXTERN PetscErrorCode MatNullSpaceTest(MatNullSpace, Mat, PetscBool *); 2040 PETSC_EXTERN PetscErrorCode MatNullSpaceView(MatNullSpace, PetscViewer); 2041 PETSC_EXTERN PetscErrorCode MatNullSpaceGetVecs(MatNullSpace, PetscBool *, PetscInt *, const Vec **); 2042 PETSC_EXTERN PetscErrorCode MatNullSpaceCreateRigidBody(Vec, MatNullSpace *); 2043 2044 PETSC_EXTERN PetscErrorCode MatReorderingSeqSBAIJ(Mat, IS); 2045 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetHashTableFactor(Mat, PetscReal); 2046 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetColumnIndices(Mat, PetscInt *); 2047 2048 PETSC_EXTERN PetscErrorCode MatCreateMAIJ(Mat, PetscInt, Mat *); 2049 PETSC_EXTERN PetscErrorCode MatMAIJRedimension(Mat, PetscInt, Mat *); 2050 PETSC_EXTERN PetscErrorCode MatMAIJGetAIJ(Mat, Mat *); 2051 2052 PETSC_EXTERN PetscErrorCode MatComputeOperator(Mat, MatType, Mat *); 2053 PETSC_EXTERN PetscErrorCode MatComputeOperatorTranspose(Mat, MatType, Mat *); 2054 2055 PETSC_DEPRECATED_FUNCTION("Use MatComputeOperator() (since version 3.12)") static inline PetscErrorCode MatComputeExplicitOperator(Mat A, Mat *B) 2056 { 2057 return MatComputeOperator(A, NULL, B); 2058 } 2059 PETSC_DEPRECATED_FUNCTION("Use MatComputeOperatorTranspose() (since version 3.12)") static inline PetscErrorCode MatComputeExplicitOperatorTranspose(Mat A, Mat *B) 2060 { 2061 return MatComputeOperatorTranspose(A, NULL, B); 2062 } 2063 2064 PETSC_EXTERN PetscErrorCode MatCreateKAIJ(Mat, PetscInt, PetscInt, const PetscScalar[], const PetscScalar[], Mat *); 2065 PETSC_EXTERN PetscErrorCode MatKAIJGetAIJ(Mat, Mat *); 2066 PETSC_EXTERN PetscErrorCode MatKAIJGetS(Mat, PetscInt *, PetscInt *, PetscScalar **); 2067 PETSC_EXTERN PetscErrorCode MatKAIJGetSRead(Mat, PetscInt *, PetscInt *, const PetscScalar **); 2068 PETSC_EXTERN PetscErrorCode MatKAIJRestoreS(Mat, PetscScalar **); 2069 PETSC_EXTERN PetscErrorCode MatKAIJRestoreSRead(Mat, const PetscScalar **); 2070 PETSC_EXTERN PetscErrorCode MatKAIJGetT(Mat, PetscInt *, PetscInt *, PetscScalar **); 2071 PETSC_EXTERN PetscErrorCode MatKAIJGetTRead(Mat, PetscInt *, PetscInt *, const PetscScalar **); 2072 PETSC_EXTERN PetscErrorCode MatKAIJRestoreT(Mat, PetscScalar **); 2073 PETSC_EXTERN PetscErrorCode MatKAIJRestoreTRead(Mat, const PetscScalar **); 2074 PETSC_EXTERN PetscErrorCode MatKAIJSetAIJ(Mat, Mat); 2075 PETSC_EXTERN PetscErrorCode MatKAIJSetS(Mat, PetscInt, PetscInt, const PetscScalar[]); 2076 PETSC_EXTERN PetscErrorCode MatKAIJSetT(Mat, PetscInt, PetscInt, const PetscScalar[]); 2077 PETSC_EXTERN PetscErrorCode MatKAIJGetScaledIdentity(Mat, PetscBool *); 2078 2079 PETSC_EXTERN PetscErrorCode MatDiagonalScaleLocal(Mat, Vec); 2080 2081 PETSC_EXTERN PetscErrorCode MatCreateMFFD(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, Mat *); 2082 PETSC_EXTERN PetscErrorCode MatMFFDSetBase(Mat, Vec, Vec); 2083 PETSC_EXTERN PetscErrorCode MatMFFDSetFunction(Mat, PetscErrorCode (*)(void *, Vec, Vec), void *); 2084 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioni(Mat, PetscErrorCode (*)(void *, PetscInt, Vec, PetscScalar *)); 2085 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioniBase(Mat, PetscErrorCode (*)(void *, Vec)); 2086 PETSC_EXTERN PetscErrorCode MatMFFDSetHHistory(Mat, PetscScalar[], PetscInt); 2087 PETSC_EXTERN PetscErrorCode MatMFFDResetHHistory(Mat); 2088 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctionError(Mat, PetscReal); 2089 PETSC_EXTERN PetscErrorCode MatMFFDSetPeriod(Mat, PetscInt); 2090 PETSC_EXTERN PetscErrorCode MatMFFDGetH(Mat, PetscScalar *); 2091 PETSC_EXTERN PetscErrorCode MatMFFDSetOptionsPrefix(Mat, const char[]); 2092 PETSC_EXTERN PetscErrorCode MatMFFDCheckPositivity(void *, Vec, Vec, PetscScalar *); 2093 PETSC_EXTERN PetscErrorCode MatMFFDSetCheckh(Mat, PetscErrorCode (*)(void *, Vec, Vec, PetscScalar *), void *); 2094 2095 /*S 2096 MatMFFD - A data structured used to manage the computation of the h differencing parameter for matrix-free 2097 Jacobian vector products 2098 2099 Level: developer 2100 2101 Notes: 2102 `MATMFFD` is a specific `MatType` which uses the `MatMFFD` data structure 2103 2104 MatMFFD*() methods actually take the `Mat` as their first argument. Not a `MatMFFD` data structure 2105 2106 This functionality is often obtained using `MatCreateSNESMF()` or with `SNES` solvers using `-snes_mf` or `-snes_mf_operator` 2107 2108 .seealso: [](chapter_matrices), `MatMFFDType`, `MATMFFD`, `MatCreateMFFD()`, `MatMFFDSetFuction()`, `MatMFFDSetType()`, `MatMFFDRegister()`, 2109 `MatCreateSNESMF()`, `SNES`, `-snes_mf`, `-snes_mf_operator` 2110 S*/ 2111 typedef struct _p_MatMFFD *MatMFFD; 2112 2113 /*J 2114 MatMFFDType - algorithm used to compute the `h` used in computing matrix-vector products via differencing of a function 2115 2116 Level: beginner 2117 2118 .seealso: [](chapter_matrices), `MatMFFDSetType()`, `MatMFFDRegister()`, `MatMFFDSetFunction()`, `MatCreateMFFD()` 2119 J*/ 2120 typedef const char *MatMFFDType; 2121 #define MATMFFD_DS "ds" 2122 #define MATMFFD_WP "wp" 2123 2124 PETSC_EXTERN PetscErrorCode MatMFFDSetType(Mat, MatMFFDType); 2125 PETSC_EXTERN PetscErrorCode MatMFFDRegister(const char[], PetscErrorCode (*)(MatMFFD)); 2126 2127 PETSC_EXTERN PetscErrorCode MatMFFDDSSetUmin(Mat, PetscReal); 2128 PETSC_EXTERN PetscErrorCode MatMFFDWPSetComputeNormU(Mat, PetscBool); 2129 2130 PETSC_EXTERN PetscErrorCode MatFDColoringSetType(MatFDColoring, MatMFFDType); 2131 2132 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *); 2133 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *); 2134 2135 #ifdef PETSC_HAVE_H2OPUS 2136 PETSC_EXTERN_TYPEDEF typedef PetscScalar (*MatH2OpusKernel)(PetscInt, PetscReal[], PetscReal[], void *); 2137 PETSC_EXTERN PetscErrorCode MatCreateH2OpusFromKernel(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscReal[], PetscBool, MatH2OpusKernel, void *, PetscReal, PetscInt, PetscInt, Mat *); 2138 PETSC_EXTERN PetscErrorCode MatCreateH2OpusFromMat(Mat, PetscInt, const PetscReal[], PetscBool, PetscReal, PetscInt, PetscInt, PetscInt, PetscReal, Mat *); 2139 PETSC_EXTERN PetscErrorCode MatH2OpusSetSamplingMat(Mat, Mat, PetscInt, PetscReal); 2140 PETSC_EXTERN PetscErrorCode MatH2OpusOrthogonalize(Mat); 2141 PETSC_EXTERN PetscErrorCode MatH2OpusCompress(Mat, PetscReal); 2142 PETSC_EXTERN PetscErrorCode MatH2OpusSetNativeMult(Mat, PetscBool); 2143 PETSC_EXTERN PetscErrorCode MatH2OpusGetNativeMult(Mat, PetscBool *); 2144 PETSC_EXTERN PetscErrorCode MatH2OpusGetIndexMap(Mat, IS *); 2145 PETSC_EXTERN PetscErrorCode MatH2OpusMapVec(Mat, PetscBool, Vec, Vec *); 2146 PETSC_EXTERN PetscErrorCode MatH2OpusLowRankUpdate(Mat, Mat, Mat, PetscScalar); 2147 #endif 2148 2149 #ifdef PETSC_HAVE_HTOOL 2150 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*MatHtoolKernel)(PetscInt, PetscInt, PetscInt, const PetscInt *, const PetscInt *, PetscScalar *, void *); 2151 PETSC_EXTERN PetscErrorCode MatCreateHtoolFromKernel(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscReal[], const PetscReal[], MatHtoolKernel, void *, Mat *); 2152 PETSC_EXTERN PetscErrorCode MatHtoolSetKernel(Mat, MatHtoolKernel, void *); 2153 PETSC_EXTERN PetscErrorCode MatHtoolGetPermutationSource(Mat, IS *); 2154 PETSC_EXTERN PetscErrorCode MatHtoolGetPermutationTarget(Mat, IS *); 2155 PETSC_EXTERN PetscErrorCode MatHtoolUsePermutation(Mat, PetscBool); 2156 2157 /*E 2158 MatHtoolCompressorType - Indicates the type of compressor used by a `MATHTOOL` 2159 2160 Level: intermediate 2161 2162 Values: 2163 + `MAT_HTOOL_COMPRESSOR_SYMPARTIAL_ACA` (default) - symmetric partial adaptive cross approximation 2164 . `MAT_HTOOL_COMPRESSOR_FULL_ACA` - full adaptive cross approximation 2165 - `MAT_HTOOL_COMPRESSOR_SVD` - singular value decomposition 2166 2167 .seealso: [](chapter_matrices), `Mat`, `MatCreateHtoolFromKernel()`, `MATHTOOL`, `MatHtoolClusteringType` 2168 E*/ 2169 typedef enum { 2170 MAT_HTOOL_COMPRESSOR_SYMPARTIAL_ACA, 2171 MAT_HTOOL_COMPRESSOR_FULL_ACA, 2172 MAT_HTOOL_COMPRESSOR_SVD 2173 } MatHtoolCompressorType; 2174 2175 /*E 2176 MatHtoolClusteringType - Indicates the type of clustering used by a `MATHTOOL` 2177 2178 Level: intermediate 2179 2180 Values: 2181 + `MAT_HTOOL_CLUSTERING_PCA_REGULAR` (default) - axis computed via principle component analysis, split uniformly 2182 . `MAT_HTOOL_CLUSTERING_PCA_GEOMETRIC` - axis computed via principle component analysis, split barycentrically 2183 . `MAT_HTOOL_CLUSTERING_BOUNDING_BOX_1_REGULAR` - axis along the largest extent of the bounding box, split uniformly 2184 - `MAT_HTOOL_CLUSTERING_BOUNDING_BOX_1_GEOMETRIC` - axis along the largest extent of the bounding box, split barycentrically 2185 2186 Note: 2187 Higher-dimensional clustering is not yet supported in Htool, but once it is, one should add BOUNDING_BOX_{2,3} types 2188 2189 .seealso: [](chapter_matrices), `Mat`, `MatCreateHtoolFromKernel()`, `MATHTOOL`, `MatHtoolCompressorType` 2190 E*/ 2191 typedef enum { 2192 MAT_HTOOL_CLUSTERING_PCA_REGULAR, 2193 MAT_HTOOL_CLUSTERING_PCA_GEOMETRIC, 2194 MAT_HTOOL_CLUSTERING_BOUNDING_BOX_1_REGULAR, 2195 MAT_HTOOL_CLUSTERING_BOUNDING_BOX_1_GEOMETRIC 2196 } MatHtoolClusteringType; 2197 #endif 2198 2199 #ifdef PETSC_HAVE_MUMPS 2200 PETSC_EXTERN PetscErrorCode MatMumpsSetIcntl(Mat, PetscInt, PetscInt); 2201 PETSC_EXTERN PetscErrorCode MatMumpsGetIcntl(Mat, PetscInt, PetscInt *); 2202 PETSC_EXTERN PetscErrorCode MatMumpsSetCntl(Mat, PetscInt, PetscReal); 2203 PETSC_EXTERN PetscErrorCode MatMumpsGetCntl(Mat, PetscInt, PetscReal *); 2204 2205 PETSC_EXTERN PetscErrorCode MatMumpsGetInfo(Mat, PetscInt, PetscInt *); 2206 PETSC_EXTERN PetscErrorCode MatMumpsGetInfog(Mat, PetscInt, PetscInt *); 2207 PETSC_EXTERN PetscErrorCode MatMumpsGetRinfo(Mat, PetscInt, PetscReal *); 2208 PETSC_EXTERN PetscErrorCode MatMumpsGetRinfog(Mat, PetscInt, PetscReal *); 2209 PETSC_EXTERN PetscErrorCode MatMumpsGetInverse(Mat, Mat); 2210 PETSC_EXTERN PetscErrorCode MatMumpsGetInverseTranspose(Mat, Mat); 2211 #endif 2212 2213 #ifdef PETSC_HAVE_MKL_PARDISO 2214 PETSC_EXTERN PetscErrorCode MatMkl_PardisoSetCntl(Mat, PetscInt, PetscInt); 2215 #endif 2216 2217 #ifdef PETSC_HAVE_MKL_CPARDISO 2218 PETSC_EXTERN PetscErrorCode MatMkl_CPardisoSetCntl(Mat, PetscInt, PetscInt); 2219 #endif 2220 2221 #ifdef PETSC_HAVE_SUPERLU 2222 PETSC_EXTERN PetscErrorCode MatSuperluSetILUDropTol(Mat, PetscReal); 2223 #endif 2224 2225 #ifdef PETSC_HAVE_SUPERLU_DIST 2226 PETSC_EXTERN PetscErrorCode MatSuperluDistGetDiagU(Mat, PetscScalar *); 2227 #endif 2228 2229 #ifdef PETSC_HAVE_STRUMPACK 2230 /*E 2231 MatSTRUMPACKReordering - sparsity reducing ordering to be used in `MATSOLVERSTRUMPACK`` 2232 2233 Level: intermediate 2234 2235 Values: 2236 + `MAT_STRUMPACK_NATURAL` - use the current ordering 2237 . `MAT_STRUMPACK_METIS` - use MeTis to compute an ordering 2238 . `MAT_STRUMPACK_PARMETIS` - use ParMeTis to compute an ordering 2239 . `MAT_STRUMPACK_SCOTCH` - use Scotch to compute an ordering 2240 . `MAT_STRUMPACK_PTSCOTCH` - use parallel Scotch to compute an ordering 2241 - `MAT_STRUMPACK_RCM` - use an RCM ordering 2242 2243 Developer Note: 2244 Should be called `MatSTRUMPACKReorderingType` 2245 2246 .seealso: `Mat`, `MATSOLVERSTRUMPACK`, `MatGetFactor()`, `MatSTRUMPACKSetHSSRelTol()`, `MatSTRUMPACKSetReordering()` 2247 E*/ 2248 typedef enum { 2249 MAT_STRUMPACK_NATURAL = 0, 2250 MAT_STRUMPACK_METIS = 1, 2251 MAT_STRUMPACK_PARMETIS = 2, 2252 MAT_STRUMPACK_SCOTCH = 3, 2253 MAT_STRUMPACK_PTSCOTCH = 4, 2254 MAT_STRUMPACK_RCM = 5 2255 } MatSTRUMPACKReordering; 2256 2257 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetReordering(Mat, MatSTRUMPACKReordering); 2258 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetColPerm(Mat, PetscBool); 2259 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSRelTol(Mat, PetscReal); 2260 PETSC_DEPRECATED_FUNCTION("Use MatSTRUMPACKSetHSSRelTol() (since version 3.9)") static inline PetscErrorCode MatSTRUMPACKSetHSSRelCompTol(Mat mat, PetscReal rtol) 2261 { 2262 return MatSTRUMPACKSetHSSRelTol(mat, rtol); 2263 } 2264 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSAbsTol(Mat, PetscReal); 2265 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSMinSepSize(Mat, PetscInt); 2266 PETSC_DEPRECATED_FUNCTION("Use MatSTRUMPACKSetHSSMinSepSize() (since version 3.9)") static inline PetscErrorCode MatSTRUMPACKSetHSSMinSize(Mat mat, PetscInt hssminsize) 2267 { 2268 return MatSTRUMPACKSetHSSMinSepSize(mat, hssminsize); 2269 } 2270 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSMaxRank(Mat, PetscInt); 2271 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSLeafSize(Mat, PetscInt); 2272 #endif 2273 2274 PETSC_EXTERN PetscErrorCode MatBindToCPU(Mat, PetscBool); 2275 PETSC_EXTERN PetscErrorCode MatBoundToCPU(Mat, PetscBool *); 2276 PETSC_DEPRECATED_FUNCTION("Use MatBindToCPU (since v3.13)") static inline PetscErrorCode MatPinToCPU(Mat A, PetscBool flg) 2277 { 2278 return MatBindToCPU(A, flg); 2279 } 2280 PETSC_EXTERN PetscErrorCode MatSetBindingPropagates(Mat, PetscBool); 2281 PETSC_EXTERN PetscErrorCode MatGetBindingPropagates(Mat, PetscBool *); 2282 2283 typedef struct _n_SplitCSRMat *PetscSplitCSRDataStructure; 2284 PETSC_EXTERN PetscErrorCode MatCUSPARSEGetDeviceMatWrite(Mat, PetscSplitCSRDataStructure *); 2285 2286 #ifdef PETSC_HAVE_KOKKOS_KERNELS 2287 PETSC_EXTERN PetscErrorCode MatKokkosGetDeviceMatWrite(Mat, PetscSplitCSRDataStructure *); 2288 PETSC_EXTERN PetscErrorCode MatSeqAIJKokkosSetDeviceMat(Mat, PetscSplitCSRDataStructure); 2289 PETSC_EXTERN PetscErrorCode MatSeqAIJKokkosGetDeviceMat(Mat, PetscSplitCSRDataStructure *); 2290 #endif 2291 2292 #ifdef PETSC_HAVE_CUDA 2293 /*E 2294 MatCUSPARSEStorageFormat - indicates the storage format for `MATAIJCUSPARSE` (GPU) 2295 matrices. 2296 2297 Values: 2298 + `MAT_CUSPARSE_CSR` - Compressed Sparse Row 2299 . `MAT_CUSPARSE_ELL` - Ellpack (requires CUDA 4.2 or later). 2300 - `MAT_CUSPARSE_HYB` - Hybrid, a combination of Ellpack and Coordinate format (requires CUDA 4.2 or later). 2301 2302 Level: intermediate 2303 2304 .seealso: [](chapter_matrices), `MATAIJCUSPARSE`, `MatCUSPARSESetFormat()`, `MatCUSPARSEFormatOperation` 2305 E*/ 2306 2307 typedef enum { 2308 MAT_CUSPARSE_CSR, 2309 MAT_CUSPARSE_ELL, 2310 MAT_CUSPARSE_HYB 2311 } MatCUSPARSEStorageFormat; 2312 2313 /* these will be strings associated with enumerated type defined above */ 2314 PETSC_EXTERN const char *const MatCUSPARSEStorageFormats[]; 2315 2316 /*E 2317 MatCUSPARSEFormatOperation - indicates the operation of `MATAIJCUSPARSE` (GPU) 2318 matrices whose operation should use a particular storage format. 2319 2320 Values: 2321 + `MAT_CUSPARSE_MULT_DIAG` - sets the storage format for the diagonal matrix in the parallel MatMult 2322 . `MAT_CUSPARSE_MULT_OFFDIAG` - sets the storage format for the offdiagonal matrix in the parallel MatMult 2323 . `MAT_CUSPARSE_MULT` - sets the storage format for the entire matrix in the serial (single GPU) MatMult 2324 - `MAT_CUSPARSE_ALL` - sets the storage format for all `MATAIJCUSPARSE` (GPU) matrices 2325 2326 Level: intermediate 2327 2328 .seealso: [](chapter_matrices), `MatCUSPARSESetFormat()`, `MatCUSPARSEStorageFormat` 2329 E*/ 2330 typedef enum { 2331 MAT_CUSPARSE_MULT_DIAG, 2332 MAT_CUSPARSE_MULT_OFFDIAG, 2333 MAT_CUSPARSE_MULT, 2334 MAT_CUSPARSE_ALL 2335 } MatCUSPARSEFormatOperation; 2336 2337 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSPARSE(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *); 2338 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSPARSE(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *); 2339 PETSC_EXTERN PetscErrorCode MatCUSPARSESetFormat(Mat, MatCUSPARSEFormatOperation, MatCUSPARSEStorageFormat); 2340 PETSC_EXTERN PetscErrorCode MatCUSPARSESetUseCPUSolve(Mat, PetscBool); 2341 PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSEGetIJ(Mat, PetscBool, const int **, const int **); 2342 PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSERestoreIJ(Mat, PetscBool, const int **, const int **); 2343 PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSEGetArrayRead(Mat, const PetscScalar **); 2344 PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSERestoreArrayRead(Mat, const PetscScalar **); 2345 PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSEGetArrayWrite(Mat, PetscScalar **); 2346 PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSERestoreArrayWrite(Mat, PetscScalar **); 2347 PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSEGetArray(Mat, PetscScalar **); 2348 PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSERestoreArray(Mat, PetscScalar **); 2349 2350 PETSC_EXTERN PetscErrorCode MatCreateDenseCUDA(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscScalar[], Mat *); 2351 PETSC_EXTERN PetscErrorCode MatCreateSeqDenseCUDA(MPI_Comm, PetscInt, PetscInt, PetscScalar[], Mat *); 2352 PETSC_EXTERN PetscErrorCode MatMPIDenseCUDASetPreallocation(Mat, PetscScalar[]); 2353 PETSC_EXTERN PetscErrorCode MatSeqDenseCUDASetPreallocation(Mat, PetscScalar[]); 2354 PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArrayWrite(Mat, PetscScalar **); 2355 PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArrayRead(Mat, const PetscScalar **); 2356 PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArray(Mat, PetscScalar **); 2357 PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArrayWrite(Mat, PetscScalar **); 2358 PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArrayRead(Mat, const PetscScalar **); 2359 PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArray(Mat, PetscScalar **); 2360 PETSC_EXTERN PetscErrorCode MatDenseCUDAPlaceArray(Mat, const PetscScalar *); 2361 PETSC_EXTERN PetscErrorCode MatDenseCUDAReplaceArray(Mat, const PetscScalar *); 2362 PETSC_EXTERN PetscErrorCode MatDenseCUDAResetArray(Mat); 2363 2364 #endif 2365 2366 #ifdef PETSC_HAVE_HIP 2367 /*E 2368 MatHIPSPARSEStorageFormat - indicates the storage format for `MATAIJHIPSPARSE` (GPU) 2369 matrices. 2370 2371 Level: intermediate 2372 2373 Values: 2374 + `MAT_HIPSPARSE_CSR` - Compressed Sparse Row 2375 . `MAT_HIPSPARSE_ELL` - Ellpack 2376 - `MAT_HIPSPARSE_HYB` - Hybrid, a combination of Ellpack and Coordinate format 2377 2378 .seealso: [](chapter_matrices), `MatHIPSPARSESetFormat()`, `MatHIPSPARSEFormatOperation` 2379 E*/ 2380 2381 typedef enum { 2382 MAT_HIPSPARSE_CSR, 2383 MAT_HIPSPARSE_ELL, 2384 MAT_HIPSPARSE_HYB 2385 } MatHIPSPARSEStorageFormat; 2386 2387 /* these will be strings associated with enumerated type defined above */ 2388 PETSC_EXTERN const char *const MatHIPSPARSEStorageFormats[]; 2389 2390 /*E 2391 MatHIPSPARSEFormatOperation - indicates the operation of `MATAIJHIPSPARSE` (GPU) 2392 matrices whose operation should use a particular storage format. 2393 2394 Level: intermediate 2395 2396 Values: 2397 + `MAT_HIPSPARSE_MULT_DIAG` - sets the storage format for the diagonal matrix in the parallel `MatMult()` 2398 . `MAT_HIPSPARSE_MULT_OFFDIAG` - sets the storage format for the offdiagonal matrix in the parallel `MatMul()t` 2399 . `MAT_HIPSPARSE_MULT` - sets the storage format for the entire matrix in the serial (single GPU) `MatMult()` 2400 - `MAT_HIPSPARSE_ALL` - sets the storage format for all HIPSPARSE (GPU) matrices 2401 2402 .seealso: [](chapter_matrices), `MatHIPSPARSESetFormat()`, `MatHIPSPARSEStorageFormat` 2403 E*/ 2404 typedef enum { 2405 MAT_HIPSPARSE_MULT_DIAG, 2406 MAT_HIPSPARSE_MULT_OFFDIAG, 2407 MAT_HIPSPARSE_MULT, 2408 MAT_HIPSPARSE_ALL 2409 } MatHIPSPARSEFormatOperation; 2410 2411 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJHIPSPARSE(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *); 2412 PETSC_EXTERN PetscErrorCode MatCreateAIJHIPSPARSE(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *); 2413 PETSC_EXTERN PetscErrorCode MatHIPSPARSESetFormat(Mat, MatHIPSPARSEFormatOperation, MatHIPSPARSEStorageFormat); 2414 PETSC_EXTERN PetscErrorCode MatHIPSPARSESetUseCPUSolve(Mat, PetscBool); 2415 PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSEGetIJ(Mat, PetscBool, const int **, const int **); 2416 PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSERestoreIJ(Mat, PetscBool, const int **, const int **); 2417 PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSEGetArrayRead(Mat, const PetscScalar **); 2418 PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSERestoreArrayRead(Mat, const PetscScalar **); 2419 PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSEGetArrayWrite(Mat, PetscScalar **); 2420 PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSERestoreArrayWrite(Mat, PetscScalar **); 2421 PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSEGetArray(Mat, PetscScalar **); 2422 PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSERestoreArray(Mat, PetscScalar **); 2423 2424 PETSC_EXTERN PetscErrorCode MatCreateDenseHIP(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscScalar[], Mat *); 2425 PETSC_EXTERN PetscErrorCode MatCreateSeqDenseHIP(MPI_Comm, PetscInt, PetscInt, PetscScalar[], Mat *); 2426 PETSC_EXTERN PetscErrorCode MatMPIDenseHIPSetPreallocation(Mat, PetscScalar[]); 2427 PETSC_EXTERN PetscErrorCode MatSeqDenseHIPSetPreallocation(Mat, PetscScalar[]); 2428 PETSC_EXTERN PetscErrorCode MatDenseHIPGetArrayWrite(Mat, PetscScalar **); 2429 PETSC_EXTERN PetscErrorCode MatDenseHIPGetArrayRead(Mat, const PetscScalar **); 2430 PETSC_EXTERN PetscErrorCode MatDenseHIPGetArray(Mat, PetscScalar **); 2431 PETSC_EXTERN PetscErrorCode MatDenseHIPRestoreArrayWrite(Mat, PetscScalar **); 2432 PETSC_EXTERN PetscErrorCode MatDenseHIPRestoreArrayRead(Mat, const PetscScalar **); 2433 PETSC_EXTERN PetscErrorCode MatDenseHIPRestoreArray(Mat, PetscScalar **); 2434 PETSC_EXTERN PetscErrorCode MatDenseHIPPlaceArray(Mat, const PetscScalar *); 2435 PETSC_EXTERN PetscErrorCode MatDenseHIPReplaceArray(Mat, const PetscScalar *); 2436 PETSC_EXTERN PetscErrorCode MatDenseHIPResetArray(Mat); 2437 2438 #endif 2439 2440 #if defined(PETSC_HAVE_VIENNACL) 2441 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJViennaCL(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *); 2442 PETSC_EXTERN PetscErrorCode MatCreateAIJViennaCL(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *); 2443 #endif 2444 2445 #if defined(PETSC_HAVE_FFTW) 2446 PETSC_EXTERN PetscErrorCode VecScatterPetscToFFTW(Mat, Vec, Vec); 2447 PETSC_EXTERN PetscErrorCode VecScatterFFTWToPetsc(Mat, Vec, Vec); 2448 PETSC_EXTERN PetscErrorCode MatCreateVecsFFTW(Mat, Vec *, Vec *, Vec *); 2449 #endif 2450 2451 #if defined(PETSC_HAVE_SCALAPACK) 2452 PETSC_EXTERN PetscErrorCode MatCreateScaLAPACK(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, Mat *); 2453 PETSC_EXTERN PetscErrorCode MatScaLAPACKSetBlockSizes(Mat, PetscInt, PetscInt); 2454 PETSC_EXTERN PetscErrorCode MatScaLAPACKGetBlockSizes(Mat, PetscInt *, PetscInt *); 2455 #endif 2456 2457 PETSC_EXTERN PetscErrorCode MatCreateNest(MPI_Comm, PetscInt, const IS[], PetscInt, const IS[], const Mat[], Mat *); 2458 PETSC_EXTERN PetscErrorCode MatNestGetSize(Mat, PetscInt *, PetscInt *); 2459 PETSC_EXTERN PetscErrorCode MatNestGetISs(Mat, IS[], IS[]); 2460 PETSC_EXTERN PetscErrorCode MatNestGetLocalISs(Mat, IS[], IS[]); 2461 PETSC_EXTERN PetscErrorCode MatNestGetSubMats(Mat, PetscInt *, PetscInt *, Mat ***); 2462 PETSC_EXTERN PetscErrorCode MatNestGetSubMat(Mat, PetscInt, PetscInt, Mat *); 2463 PETSC_EXTERN PetscErrorCode MatNestSetVecType(Mat, VecType); 2464 PETSC_EXTERN PetscErrorCode MatNestSetSubMats(Mat, PetscInt, const IS[], PetscInt, const IS[], const Mat[]); 2465 PETSC_EXTERN PetscErrorCode MatNestSetSubMat(Mat, PetscInt, PetscInt, Mat); 2466 2467 PETSC_EXTERN PetscErrorCode MatChop(Mat, PetscReal); 2468 PETSC_EXTERN PetscErrorCode MatComputeBandwidth(Mat, PetscReal, PetscInt *); 2469 2470 PETSC_EXTERN PetscErrorCode MatSubdomainsCreateCoalesce(Mat, PetscInt, PetscInt *, IS **); 2471 2472 PETSC_EXTERN PetscErrorCode MatPreallocatorPreallocate(Mat, PetscBool, Mat); 2473 2474 PETSC_INTERN PetscErrorCode MatHeaderMerge(Mat, Mat *); 2475 PETSC_EXTERN PetscErrorCode MatHeaderReplace(Mat, Mat *); 2476 2477 PETSC_EXTERN PetscErrorCode MatSeqAIJGetCSRAndMemType(Mat, const PetscInt **, const PetscInt **, PetscScalar **, PetscMemType *); 2478 2479 PETSC_EXTERN PetscErrorCode MatCreateGraph(Mat, PetscBool, PetscBool, PetscReal, Mat *); 2480 PETSC_EXTERN PetscErrorCode MatEliminateZeros(Mat); 2481 #endif 2482