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