1 /* 2 Include file for the matrix component of PETSc 3 */ 4 #ifndef PETSCMAT_H 5 #define PETSCMAT_H 6 #include <petscvec.h> 7 8 /*S 9 Mat - Abstract PETSc matrix object used to manage all linear operators in PETSc, even those without 10 an explicit sparse representation (such as matrix-free operators) 11 12 Level: beginner 13 14 .seealso: MatCreate(), MatType, MatSetType(), MatDestroy() 15 S*/ 16 typedef struct _p_Mat* Mat; 17 18 /*J 19 MatType - String with the name of a PETSc matrix type 20 21 Level: beginner 22 23 .seealso: MatSetType(), Mat, MatSolverType, MatRegister() 24 J*/ 25 typedef const char* MatType; 26 #define MATSAME "same" 27 #define MATMAIJ "maij" 28 #define MATSEQMAIJ "seqmaij" 29 #define MATMPIMAIJ "mpimaij" 30 #define MATKAIJ "kaij" 31 #define MATSEQKAIJ "seqkaij" 32 #define MATMPIKAIJ "mpikaij" 33 #define MATIS "is" 34 #define MATAIJ "aij" 35 #define MATSEQAIJ "seqaij" 36 #define MATMPIAIJ "mpiaij" 37 #define MATAIJCRL "aijcrl" 38 #define MATSEQAIJCRL "seqaijcrl" 39 #define MATMPIAIJCRL "mpiaijcrl" 40 #define MATAIJCUSPARSE "aijcusparse" 41 #define MATSEQAIJCUSPARSE "seqaijcusparse" 42 #define MATMPIAIJCUSPARSE "mpiaijcusparse" 43 #define MATAIJKOKKOS "aijkokkos" 44 #define MATSEQAIJKOKKOS "seqaijkokkos" 45 #define MATMPIAIJKOKKOS "mpiaijkokkos" 46 #define MATAIJVIENNACL "aijviennacl" 47 #define MATSEQAIJVIENNACL "seqaijviennacl" 48 #define MATMPIAIJVIENNACL "mpiaijviennacl" 49 #define MATAIJPERM "aijperm" 50 #define MATSEQAIJPERM "seqaijperm" 51 #define MATMPIAIJPERM "mpiaijperm" 52 #define MATAIJSELL "aijsell" 53 #define MATSEQAIJSELL "seqaijsell" 54 #define MATMPIAIJSELL "mpiaijsell" 55 #define MATAIJMKL "aijmkl" 56 #define MATSEQAIJMKL "seqaijmkl" 57 #define MATMPIAIJMKL "mpiaijmkl" 58 #define MATBAIJMKL "baijmkl" 59 #define MATSEQBAIJMKL "seqbaijmkl" 60 #define MATMPIBAIJMKL "mpibaijmkl" 61 #define MATSHELL "shell" 62 #define MATDENSE "dense" 63 #define MATDENSECUDA "densecuda" 64 #define MATSEQDENSE "seqdense" 65 #define MATSEQDENSECUDA "seqdensecuda" 66 #define MATMPIDENSE "mpidense" 67 #define MATMPIDENSECUDA "mpidensecuda" 68 #define MATELEMENTAL "elemental" 69 #define MATSCALAPACK "scalapack" 70 #define MATBAIJ "baij" 71 #define MATSEQBAIJ "seqbaij" 72 #define MATMPIBAIJ "mpibaij" 73 #define MATMPIADJ "mpiadj" 74 #define MATSBAIJ "sbaij" 75 #define MATSEQSBAIJ "seqsbaij" 76 #define MATMPISBAIJ "mpisbaij" 77 #define MATMFFD "mffd" 78 #define MATNORMAL "normal" 79 #define MATNORMALHERMITIAN "normalh" 80 #define MATLRC "lrc" 81 #define MATSCATTER "scatter" 82 #define MATBLOCKMAT "blockmat" 83 #define MATCOMPOSITE "composite" 84 #define MATFFT "fft" 85 #define MATFFTW "fftw" 86 #define MATSEQCUFFT "seqcufft" 87 #define MATTRANSPOSEMAT "transpose" 88 #define MATSCHURCOMPLEMENT "schurcomplement" 89 #define MATPYTHON "python" 90 #define MATHYPRE "hypre" 91 #define MATHYPRESTRUCT "hyprestruct" 92 #define MATHYPRESSTRUCT "hypresstruct" 93 #define MATSUBMATRIX "submatrix" 94 #define MATLOCALREF "localref" 95 #define MATNEST "nest" 96 #define MATPREALLOCATOR "preallocator" 97 #define MATSELL "sell" 98 #define MATSEQSELL "seqsell" 99 #define MATMPISELL "mpisell" 100 #define MATDUMMY "dummy" 101 #define MATLMVM "lmvm" 102 #define MATLMVMDFP "lmvmdfp" 103 #define MATLMVMBFGS "lmvmbfgs" 104 #define MATLMVMSR1 "lmvmsr1" 105 #define MATLMVMBROYDEN "lmvmbroyden" 106 #define MATLMVMBADBROYDEN "lmvmbadbroyden" 107 #define MATLMVMSYMBROYDEN "lmvmsymbroyden" 108 #define MATLMVMSYMBADBROYDEN "lmvmsymbadbroyden" 109 #define MATLMVMDIAGBROYDEN "lmvmdiagbroyden" 110 #define MATCONSTANTDIAGONAL "constantdiagonal" 111 #define MATHARA "hara" 112 113 /*J 114 MatSolverType - String with the name of a PETSc matrix solver type. 115 116 For example: "petsc" indicates what PETSc provides, "superlu_dist" the parallel SuperLU_DIST package etc 117 118 Level: beginner 119 120 Notes: MATSOLVERUMFPACK, MATSOLVERCHOLMOD, MATSOLVERKLU form the SuiteSparse package for which you can use --download-suitesparse 121 122 .seealso: MatGetFactor(), PCFactorSetMatSolverType(), PCFactorGetMatSolverType() 123 J*/ 124 typedef const char* MatSolverType; 125 #define MATSOLVERSUPERLU "superlu" 126 #define MATSOLVERSUPERLU_DIST "superlu_dist" 127 #define MATSOLVERSTRUMPACK "strumpack" 128 #define MATSOLVERUMFPACK "umfpack" 129 #define MATSOLVERCHOLMOD "cholmod" 130 #define MATSOLVERKLU "klu" 131 #define MATSOLVERSPARSEELEMENTAL "sparseelemental" 132 #define MATSOLVERELEMENTAL "elemental" 133 #define MATSOLVERSCALAPACK "scalapack" 134 #define MATSOLVERESSL "essl" 135 #define MATSOLVERLUSOL "lusol" 136 #define MATSOLVERMUMPS "mumps" 137 #define MATSOLVERMKL_PARDISO "mkl_pardiso" 138 #define MATSOLVERMKL_CPARDISO "mkl_cpardiso" 139 #define MATSOLVERPASTIX "pastix" 140 #define MATSOLVERMATLAB "matlab" 141 #define MATSOLVERPETSC "petsc" 142 #define MATSOLVERBAS "bas" 143 #define MATSOLVERCUSPARSE "cusparse" 144 #define MATSOLVERCUDA "cuda" 145 146 /*E 147 MatFactorType - indicates what type of factorization is requested 148 149 Level: beginner 150 151 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 152 153 .seealso: MatSolverType, MatGetFactor(), MatGetFactorAvailable(), MatSolverTypeRegister() 154 E*/ 155 typedef enum {MAT_FACTOR_NONE, MAT_FACTOR_LU, MAT_FACTOR_CHOLESKY, MAT_FACTOR_ILU, MAT_FACTOR_ICC,MAT_FACTOR_ILUDT} MatFactorType; 156 PETSC_EXTERN const char *const MatFactorTypes[]; 157 158 PETSC_EXTERN PetscErrorCode MatGetFactor(Mat,MatSolverType,MatFactorType,Mat*); 159 PETSC_EXTERN PetscErrorCode MatGetFactorAvailable(Mat,MatSolverType,MatFactorType,PetscBool *); 160 PETSC_EXTERN PetscErrorCode MatFactorGetUseOrdering(Mat, PetscBool*); 161 PETSC_EXTERN PetscErrorCode MatFactorGetSolverType(Mat,MatSolverType*); 162 PETSC_EXTERN PetscErrorCode MatGetFactorType(Mat,MatFactorType*); 163 PETSC_EXTERN PetscErrorCode MatSetFactorType(Mat,MatFactorType); 164 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*MatSolverFunction)(Mat,MatFactorType,Mat*); 165 PETSC_EXTERN PetscErrorCode MatSolverTypeRegister(MatSolverType,MatType,MatFactorType,MatSolverFunction); 166 PETSC_EXTERN PetscErrorCode MatSolverTypeGet(MatSolverType,MatType,MatFactorType,PetscBool*,PetscBool*,MatSolverFunction*); 167 typedef MatSolverType MatSolverPackage PETSC_DEPRECATED_TYPEDEF("Use MatSolverType (since version 3.9)"); 168 PETSC_DEPRECATED_FUNCTION("Use MatSolverTypeRegister() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSolverPackageRegister(MatSolverType stype,MatType mtype,MatFactorType ftype,MatSolverFunction f) 169 { return MatSolverTypeRegister(stype,mtype,ftype,f); } 170 PETSC_DEPRECATED_FUNCTION("Use MatSolverTypeGet() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSolverPackageGet(MatSolverType stype,MatType mtype,MatFactorType ftype,PetscBool *foundmtype,PetscBool *foundstype,MatSolverFunction *f) 171 { return MatSolverTypeGet(stype,mtype,ftype,foundmtype,foundstype,f); } 172 173 /*E 174 MatProductType - indicates what type of matrix product is requested 175 176 Level: beginner 177 178 .seealso: MatSolverType, MatProductSetType() 179 E*/ 180 typedef enum {MATPRODUCT_UNSPECIFIED=0,MATPRODUCT_AB,MATPRODUCT_AtB,MATPRODUCT_ABt,MATPRODUCT_PtAP,MATPRODUCT_RARt,MATPRODUCT_ABC} MatProductType; 181 PETSC_EXTERN const char *const MatProductTypes[]; 182 183 /*J 184 MatProductAlgorithm - String with the name of an algorithm for a PETSc matrix product implementation 185 186 Level: beginner 187 188 .seealso: MatSetType(), Mat, MatSolverType, MatRegister(), MatProductSetAlgorithm(), MatProductType 189 J*/ 190 typedef const char* MatProductAlgorithm; 191 #define MATPRODUCTALGORITHM_DEFAULT "default" 192 193 PETSC_EXTERN PetscErrorCode MatProductCreate(Mat,Mat,Mat,Mat*); 194 PETSC_EXTERN PetscErrorCode MatProductCreateWithMat(Mat,Mat,Mat,Mat); 195 PETSC_EXTERN PetscErrorCode MatProductSetType(Mat,MatProductType); 196 PETSC_EXTERN PetscErrorCode MatProductSetAlgorithm(Mat,MatProductAlgorithm); 197 PETSC_EXTERN PetscErrorCode MatProductSetFill(Mat,PetscReal); 198 PETSC_EXTERN PetscErrorCode MatProductSetFromOptions(Mat); 199 PETSC_EXTERN PetscErrorCode MatProductSymbolic(Mat); 200 PETSC_EXTERN PetscErrorCode MatProductNumeric(Mat); 201 PETSC_EXTERN PetscErrorCode MatProductReplaceMats(Mat,Mat,Mat,Mat); 202 PETSC_EXTERN PetscErrorCode MatProductClear(Mat); 203 PETSC_EXTERN PetscErrorCode MatProductView(Mat,PetscViewer); 204 205 /* Logging support */ 206 #define MAT_FILE_CLASSID 1211216 /* used to indicate matrices in binary files */ 207 PETSC_EXTERN PetscClassId MAT_CLASSID; 208 PETSC_EXTERN PetscClassId MAT_COLORING_CLASSID; 209 PETSC_EXTERN PetscClassId MAT_FDCOLORING_CLASSID; 210 PETSC_EXTERN PetscClassId MAT_TRANSPOSECOLORING_CLASSID; 211 PETSC_EXTERN PetscClassId MAT_PARTITIONING_CLASSID; 212 PETSC_EXTERN PetscClassId MAT_COARSEN_CLASSID; 213 PETSC_EXTERN PetscClassId MAT_NULLSPACE_CLASSID; 214 PETSC_EXTERN PetscClassId MATMFFD_CLASSID; 215 216 /*E 217 MatReuse - Indicates if matrices obtained from a previous call to MatCreateSubMatrices(), MatCreateSubMatrix(), MatConvert() or several other functions 218 are to be reused to store the new matrix values. 219 220 $ MAT_INITIAL_MATRIX - create a new matrix 221 $ MAT_REUSE_MATRIX - reuse the matrix created with a previous call that used MAT_INITIAL_MATRIX 222 $ MAT_INPLACE_MATRIX - replace the first input matrix with the new matrix (not applicable to all functions) 223 $ MAT_IGNORE_MATRIX - do not create a new matrix or reuse a give matrix, just ignore that matrix argument (not applicable to all functions) 224 225 Level: beginner 226 227 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 228 229 .seealso: MatCreateSubMatrices(), MatCreateSubMatrix(), MatDestroyMatrices(), MatConvert() 230 E*/ 231 typedef enum {MAT_INITIAL_MATRIX,MAT_REUSE_MATRIX,MAT_IGNORE_MATRIX,MAT_INPLACE_MATRIX} MatReuse; 232 233 /*E 234 MatCreateSubMatrixOption - Indicates if matrices obtained from a call to MatCreateSubMatrices() 235 include the matrix values. Currently it is only used by MatGetSeqNonzerostructure(). 236 237 Level: beginner 238 239 .seealso: MatGetSeqNonzerostructure() 240 E*/ 241 typedef enum {MAT_DO_NOT_GET_VALUES,MAT_GET_VALUES} MatCreateSubMatrixOption; 242 243 PETSC_EXTERN PetscErrorCode MatInitializePackage(void); 244 245 PETSC_EXTERN PetscErrorCode MatCreate(MPI_Comm,Mat*); 246 PETSC_EXTERN PetscErrorCode MatSetSizes(Mat,PetscInt,PetscInt,PetscInt,PetscInt); 247 PETSC_EXTERN PetscErrorCode MatSetType(Mat,MatType); 248 PETSC_EXTERN PetscErrorCode MatGetVecType(Mat,VecType*); 249 PETSC_EXTERN PetscErrorCode MatSetVecType(Mat,VecType); 250 PETSC_EXTERN PetscErrorCode MatSetFromOptions(Mat); 251 PETSC_EXTERN PetscErrorCode MatViewFromOptions(Mat,PetscObject,const char[]); 252 PETSC_EXTERN PetscErrorCode MatRegister(const char[],PetscErrorCode(*)(Mat)); 253 PETSC_EXTERN PetscErrorCode MatRegisterRootName(const char[],const char[],const char[]); 254 PETSC_EXTERN PetscErrorCode MatSetOptionsPrefix(Mat,const char[]); 255 PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefix(Mat,const char[]); 256 PETSC_EXTERN PetscErrorCode MatGetOptionsPrefix(Mat,const char*[]); 257 PETSC_EXTERN PetscErrorCode MatSetErrorIfFailure(Mat,PetscBool); 258 259 PETSC_EXTERN PetscFunctionList MatList; 260 PETSC_EXTERN PetscFunctionList MatColoringList; 261 PETSC_EXTERN PetscFunctionList MatPartitioningList; 262 263 /*E 264 MatStructure - Indicates if two matrices have the same nonzero structure 265 266 Level: beginner 267 268 Any additions/changes here MUST also be made in src/mat/f90-mod/petscmat.h 269 270 .seealso: MatCopy(), MatAXPY() 271 E*/ 272 typedef enum {DIFFERENT_NONZERO_PATTERN,SUBSET_NONZERO_PATTERN,SAME_NONZERO_PATTERN,UNKNOWN_NONZERO_PATTERN} MatStructure; 273 PETSC_EXTERN const char *const MatStructures[]; 274 275 #if defined PETSC_HAVE_MKL_SPARSE 276 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 277 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 278 PETSC_EXTERN PetscErrorCode MatCreateBAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 279 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 280 #endif 281 282 PETSC_EXTERN PetscErrorCode MatCreateSeqSELL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 283 PETSC_EXTERN PetscErrorCode MatCreateSELL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 284 PETSC_EXTERN PetscErrorCode MatSeqSELLSetPreallocation(Mat,PetscInt,const PetscInt[]); 285 PETSC_EXTERN PetscErrorCode MatMPISELLSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 286 287 PETSC_EXTERN PetscErrorCode MatCreateSeqDense(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*); 288 PETSC_EXTERN PetscErrorCode MatCreateDense(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*); 289 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 290 PETSC_EXTERN PetscErrorCode MatCreateAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 291 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat*); 292 PETSC_EXTERN PetscErrorCode MatUpdateMPIAIJWithArrays(Mat,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 293 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSplitArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],PetscInt[],PetscInt[],PetscScalar[],Mat*); 294 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSeqAIJ(MPI_Comm,Mat,Mat,const PetscInt[],Mat*); 295 296 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 297 PETSC_EXTERN PetscErrorCode MatCreateBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 298 PETSC_EXTERN PetscErrorCode MatCreateMPIBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat*); 299 300 PETSC_EXTERN PetscErrorCode MatSetPreallocationCOO(Mat,PetscInt,const PetscInt[],const PetscInt[]); 301 PETSC_EXTERN PetscErrorCode MatSetValuesCOO(Mat,const PetscScalar[],InsertMode); 302 303 PETSC_EXTERN PetscErrorCode MatCreateMPIAdj(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscInt[],Mat*); 304 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 305 306 PETSC_EXTERN PetscErrorCode MatCreateSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 307 PETSC_EXTERN PetscErrorCode MatCreateMPISBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *); 308 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 309 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 310 PETSC_EXTERN PetscErrorCode MatXAIJSetPreallocation(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscInt[],const PetscInt[]); 311 312 PETSC_EXTERN PetscErrorCode MatCreateShell(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,void *,Mat*); 313 PETSC_EXTERN PetscErrorCode MatCreateNormal(Mat,Mat*); 314 PETSC_EXTERN PetscErrorCode MatCreateNormalHermitian(Mat,Mat*); 315 PETSC_EXTERN PetscErrorCode MatCreateLRC(Mat,Mat,Vec,Mat,Mat*); 316 PETSC_EXTERN PetscErrorCode MatLRCGetMats(Mat,Mat*,Mat*,Vec*,Mat*); 317 PETSC_EXTERN PetscErrorCode MatCreateIS(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,ISLocalToGlobalMapping,ISLocalToGlobalMapping,Mat*); 318 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 319 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 320 321 PETSC_EXTERN PetscErrorCode MatCreateScatter(MPI_Comm,VecScatter,Mat*); 322 PETSC_EXTERN PetscErrorCode MatScatterSetVecScatter(Mat,VecScatter); 323 PETSC_EXTERN PetscErrorCode MatScatterGetVecScatter(Mat,VecScatter*); 324 PETSC_EXTERN PetscErrorCode MatCreateBlockMat(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,Mat*); 325 PETSC_EXTERN PetscErrorCode MatCompositeAddMat(Mat,Mat); 326 PETSC_EXTERN PetscErrorCode MatCompositeMerge(Mat); 327 typedef enum {MAT_COMPOSITE_MERGE_RIGHT,MAT_COMPOSITE_MERGE_LEFT} MatCompositeMergeType; 328 PETSC_EXTERN PetscErrorCode MatCompositeSetMergeType(Mat,MatCompositeMergeType); 329 PETSC_EXTERN PetscErrorCode MatCreateComposite(MPI_Comm,PetscInt,const Mat*,Mat*); 330 typedef enum {MAT_COMPOSITE_ADDITIVE,MAT_COMPOSITE_MULTIPLICATIVE} MatCompositeType; 331 PETSC_EXTERN PetscErrorCode MatCompositeSetType(Mat,MatCompositeType); 332 PETSC_EXTERN PetscErrorCode MatCompositeGetType(Mat,MatCompositeType*); 333 PETSC_EXTERN PetscErrorCode MatCompositeSetMatStructure(Mat,MatStructure); 334 PETSC_EXTERN PetscErrorCode MatCompositeGetMatStructure(Mat,MatStructure*); 335 PETSC_EXTERN PetscErrorCode MatCompositeGetNumberMat(Mat,PetscInt*); 336 PETSC_EXTERN PetscErrorCode MatCompositeGetMat(Mat,PetscInt,Mat*); 337 PETSC_EXTERN PetscErrorCode MatCompositeSetScalings(Mat,const PetscScalar*); 338 339 PETSC_EXTERN PetscErrorCode MatCreateFFT(MPI_Comm,PetscInt,const PetscInt[],MatType,Mat*); 340 PETSC_EXTERN PetscErrorCode MatCreateSeqCUFFT(MPI_Comm,PetscInt,const PetscInt[],Mat*); 341 342 PETSC_EXTERN PetscErrorCode MatCreateTranspose(Mat,Mat*); 343 PETSC_EXTERN PetscErrorCode MatTransposeGetMat(Mat,Mat*); 344 PETSC_EXTERN PetscErrorCode MatCreateHermitianTranspose(Mat,Mat*); 345 PETSC_EXTERN PetscErrorCode MatHermitianTransposeGetMat(Mat,Mat*); 346 PETSC_EXTERN PetscErrorCode MatCreateSubMatrixVirtual(Mat,IS,IS,Mat*); 347 PETSC_EXTERN PetscErrorCode MatSubMatrixVirtualUpdate(Mat,Mat,IS,IS); 348 PETSC_EXTERN PetscErrorCode MatCreateLocalRef(Mat,IS,IS,Mat*); 349 PETSC_EXTERN PetscErrorCode MatCreateConstantDiagonal(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar,Mat*); 350 351 #if defined(PETSC_HAVE_HYPRE) 352 PETSC_EXTERN PetscErrorCode MatHYPRESetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 353 #endif 354 355 PETSC_EXTERN PetscErrorCode MatPythonSetType(Mat,const char[]); 356 357 PETSC_EXTERN PetscErrorCode MatResetPreallocation(Mat); 358 PETSC_EXTERN PetscErrorCode MatSetUp(Mat); 359 PETSC_EXTERN PetscErrorCode MatDestroy(Mat*); 360 PETSC_EXTERN PetscErrorCode MatGetNonzeroState(Mat,PetscObjectState*); 361 362 PETSC_EXTERN PetscErrorCode MatConjugate(Mat); 363 PETSC_EXTERN PetscErrorCode MatRealPart(Mat); 364 PETSC_EXTERN PetscErrorCode MatImaginaryPart(Mat); 365 PETSC_EXTERN PetscErrorCode MatGetDiagonalBlock(Mat,Mat*); 366 PETSC_EXTERN PetscErrorCode MatGetTrace(Mat,PetscScalar*); 367 PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonal(Mat,const PetscScalar **); 368 PETSC_EXTERN PetscErrorCode MatInvertVariableBlockDiagonal(Mat,PetscInt,const PetscInt*,PetscScalar*); 369 PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonalMat(Mat,Mat); 370 371 /* ------------------------------------------------------------*/ 372 PETSC_EXTERN PetscErrorCode MatSetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 373 PETSC_EXTERN PetscErrorCode MatSetValuesBlocked(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 374 PETSC_EXTERN PetscErrorCode MatSetValuesRow(Mat,PetscInt,const PetscScalar[]); 375 PETSC_EXTERN PetscErrorCode MatSetValuesRowLocal(Mat,PetscInt,const PetscScalar[]); 376 PETSC_EXTERN PetscErrorCode MatSetValuesBatch(Mat,PetscInt,PetscInt,PetscInt[],const PetscScalar[]); 377 PETSC_EXTERN PetscErrorCode MatSetRandom(Mat,PetscRandom); 378 379 /*S 380 MatStencil - Data structure (C struct) for storing information about a single row or 381 column of a matrix as indexed on an associated grid. These are arguments to MatSetStencil() and MatSetBlockStencil() 382 383 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). 384 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. 385 386 For stencil access to vectors see DMDAVecGetArray(), DMDAVecGetArrayF90(). 387 388 Fortran usage is different, see MatSetValuesStencil() for details. 389 390 Level: beginner 391 392 .seealso: MatSetValuesStencil(), MatSetStencil(), MatSetValuesBlockedStencil(), DMDAVecGetArray(), DMDAVecGetArrayF90() 393 S*/ 394 typedef struct { 395 PetscInt k,j,i,c; 396 } MatStencil; 397 398 PETSC_EXTERN PetscErrorCode MatSetValuesStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 399 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 400 PETSC_EXTERN PetscErrorCode MatSetStencil(Mat,PetscInt,const PetscInt[],const PetscInt[],PetscInt); 401 402 /*E 403 MatAssemblyType - Indicates if the matrix is now to be used, or if you plan 404 to continue to add or insert values to it 405 406 Level: beginner 407 408 .seealso: MatAssemblyBegin(), MatAssemblyEnd() 409 E*/ 410 typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType; 411 PETSC_EXTERN PetscErrorCode MatAssemblyBegin(Mat,MatAssemblyType); 412 PETSC_EXTERN PetscErrorCode MatAssemblyEnd(Mat,MatAssemblyType); 413 PETSC_EXTERN PetscErrorCode MatAssembled(Mat,PetscBool *); 414 415 416 417 /*E 418 MatOption - Options that may be set for a matrix and its behavior or storage 419 420 Level: beginner 421 422 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 423 Any additions/changes here must also be made in src/mat/interface/dlregismat.c in MatOptions[] 424 425 Developer Notes: 426 Entries that are negative need not be called collectively by all processes. 427 428 .seealso: MatSetOption() 429 E*/ 430 typedef enum {MAT_OPTION_MIN = -3, 431 MAT_UNUSED_NONZERO_LOCATION_ERR = -2, 432 MAT_ROW_ORIENTED = -1, 433 MAT_SYMMETRIC = 1, 434 MAT_STRUCTURALLY_SYMMETRIC = 2, 435 MAT_FORCE_DIAGONAL_ENTRIES = 3, 436 MAT_IGNORE_OFF_PROC_ENTRIES = 4, 437 MAT_USE_HASH_TABLE = 5, 438 MAT_KEEP_NONZERO_PATTERN = 6, 439 MAT_IGNORE_ZERO_ENTRIES = 7, 440 MAT_USE_INODES = 8, 441 MAT_HERMITIAN = 9, 442 MAT_SYMMETRY_ETERNAL = 10, 443 MAT_NEW_NONZERO_LOCATION_ERR = 11, 444 MAT_IGNORE_LOWER_TRIANGULAR = 12, 445 MAT_ERROR_LOWER_TRIANGULAR = 13, 446 MAT_GETROW_UPPERTRIANGULAR = 14, 447 MAT_SPD = 15, 448 MAT_NO_OFF_PROC_ZERO_ROWS = 16, 449 MAT_NO_OFF_PROC_ENTRIES = 17, 450 MAT_NEW_NONZERO_LOCATIONS = 18, 451 MAT_NEW_NONZERO_ALLOCATION_ERR = 19, 452 MAT_SUBSET_OFF_PROC_ENTRIES = 20, 453 MAT_SUBMAT_SINGLEIS = 21, 454 MAT_STRUCTURE_ONLY = 22, 455 MAT_SORTED_FULL = 23, 456 MAT_OPTION_MAX = 24} MatOption; 457 458 PETSC_EXTERN const char *const *MatOptions; 459 PETSC_EXTERN PetscErrorCode MatSetOption(Mat,MatOption,PetscBool); 460 PETSC_EXTERN PetscErrorCode MatGetOption(Mat,MatOption,PetscBool*); 461 PETSC_EXTERN PetscErrorCode MatPropagateSymmetryOptions(Mat,Mat); 462 PETSC_EXTERN PetscErrorCode MatGetType(Mat,MatType*); 463 464 PETSC_EXTERN PetscErrorCode MatGetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]); 465 PETSC_EXTERN PetscErrorCode MatGetRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 466 PETSC_EXTERN PetscErrorCode MatRestoreRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 467 PETSC_EXTERN PetscErrorCode MatGetRowUpperTriangular(Mat); 468 PETSC_EXTERN PetscErrorCode MatRestoreRowUpperTriangular(Mat); 469 PETSC_EXTERN PetscErrorCode MatGetColumnVector(Mat,Vec,PetscInt); 470 PETSC_EXTERN PetscErrorCode MatSeqAIJGetArray(Mat,PetscScalar *[]); 471 PETSC_EXTERN PetscErrorCode MatSeqAIJGetArrayRead(Mat,const PetscScalar *[]); 472 PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArray(Mat,PetscScalar *[]); 473 PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArrayRead(Mat,const PetscScalar *[]); 474 PETSC_EXTERN PetscErrorCode MatSeqAIJGetMaxRowNonzeros(Mat,PetscInt*); 475 PETSC_EXTERN PetscErrorCode MatSeqAIJSetValuesLocalFast(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 476 PETSC_EXTERN PetscErrorCode MatSeqAIJSetType(Mat,MatType); 477 PETSC_EXTERN PetscErrorCode MatSeqAIJRegister(const char[],PetscErrorCode (*)(Mat,MatType,MatReuse,Mat *)); 478 PETSC_EXTERN PetscFunctionList MatSeqAIJList; 479 PETSC_EXTERN PetscErrorCode MatSeqBAIJGetArray(Mat,PetscScalar *[]); 480 PETSC_EXTERN PetscErrorCode MatSeqBAIJRestoreArray(Mat,PetscScalar *[]); 481 PETSC_EXTERN PetscErrorCode MatSeqSBAIJGetArray(Mat,PetscScalar *[]); 482 PETSC_EXTERN PetscErrorCode MatSeqSBAIJRestoreArray(Mat,PetscScalar *[]); 483 PETSC_EXTERN PetscErrorCode MatDenseGetArray(Mat,PetscScalar *[]); 484 PETSC_EXTERN PetscErrorCode MatDenseRestoreArray(Mat,PetscScalar *[]); 485 PETSC_EXTERN PetscErrorCode MatDensePlaceArray(Mat,const PetscScalar[]); 486 PETSC_EXTERN PetscErrorCode MatDenseReplaceArray(Mat,const PetscScalar[]); 487 PETSC_EXTERN PetscErrorCode MatDenseResetArray(Mat); 488 PETSC_EXTERN PetscErrorCode MatDenseGetArrayRead(Mat,const PetscScalar *[]); 489 PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayRead(Mat,const PetscScalar *[]); 490 PETSC_EXTERN PetscErrorCode MatDenseGetArrayWrite(Mat,PetscScalar *[]); 491 PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayWrite(Mat,PetscScalar *[]); 492 PETSC_EXTERN PetscErrorCode MatGetBlockSize(Mat,PetscInt *); 493 PETSC_EXTERN PetscErrorCode MatSetBlockSize(Mat,PetscInt); 494 PETSC_EXTERN PetscErrorCode MatGetBlockSizes(Mat,PetscInt *,PetscInt *); 495 PETSC_EXTERN PetscErrorCode MatSetBlockSizes(Mat,PetscInt,PetscInt); 496 PETSC_EXTERN PetscErrorCode MatSetBlockSizesFromMats(Mat,Mat,Mat); 497 PETSC_EXTERN PetscErrorCode MatSetVariableBlockSizes(Mat,PetscInt,PetscInt*); 498 PETSC_EXTERN PetscErrorCode MatGetVariableBlockSizes(Mat,PetscInt*,const PetscInt**); 499 500 PETSC_EXTERN PetscErrorCode MatDenseGetColumn(Mat,PetscInt,PetscScalar*[]); 501 PETSC_EXTERN PetscErrorCode MatDenseRestoreColumn(Mat,PetscScalar*[]); 502 PETSC_EXTERN PetscErrorCode MatDenseGetColumnVec(Mat,PetscInt,Vec*); 503 PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVec(Mat,PetscInt,Vec*); 504 PETSC_EXTERN PetscErrorCode MatDenseGetColumnVecRead(Mat,PetscInt,Vec*); 505 PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVecRead(Mat,PetscInt,Vec*); 506 PETSC_EXTERN PetscErrorCode MatDenseGetColumnVecWrite(Mat,PetscInt,Vec*); 507 PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVecWrite(Mat,PetscInt,Vec*); 508 PETSC_EXTERN PetscErrorCode MatDenseGetSubMatrix(Mat,PetscInt,PetscInt,Mat*); 509 PETSC_EXTERN PetscErrorCode MatDenseRestoreSubMatrix(Mat,Mat*); 510 511 PETSC_EXTERN PetscErrorCode MatMult(Mat,Vec,Vec); 512 PETSC_EXTERN PetscErrorCode MatMultDiagonalBlock(Mat,Vec,Vec); 513 PETSC_EXTERN PetscErrorCode MatMultAdd(Mat,Vec,Vec,Vec); 514 PETSC_EXTERN PetscErrorCode MatMultTranspose(Mat,Vec,Vec); 515 PETSC_EXTERN PetscErrorCode MatMultHermitianTranspose(Mat,Vec,Vec); 516 PETSC_EXTERN PetscErrorCode MatIsTranspose(Mat,Mat,PetscReal,PetscBool *); 517 PETSC_EXTERN PetscErrorCode MatIsHermitianTranspose(Mat,Mat,PetscReal,PetscBool *); 518 PETSC_EXTERN PetscErrorCode MatMultTransposeAdd(Mat,Vec,Vec,Vec); 519 PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAdd(Mat,Vec,Vec,Vec); 520 PETSC_EXTERN PetscErrorCode MatMultConstrained(Mat,Vec,Vec); 521 PETSC_EXTERN PetscErrorCode MatMultTransposeConstrained(Mat,Vec,Vec); 522 PETSC_EXTERN PetscErrorCode MatMatSolve(Mat,Mat,Mat); 523 PETSC_EXTERN PetscErrorCode MatMatSolveTranspose(Mat,Mat,Mat); 524 PETSC_EXTERN PetscErrorCode MatMatTransposeSolve(Mat,Mat,Mat); 525 PETSC_EXTERN PetscErrorCode MatResidual(Mat,Vec,Vec,Vec); 526 527 /*E 528 MatDuplicateOption - Indicates if a duplicated sparse matrix should have 529 its numerical values copied over or just its nonzero structure. 530 531 Level: beginner 532 533 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 534 535 $ MAT_DO_NOT_COPY_VALUES - Create a matrix using the same nonzero pattern as the original matrix, 536 $ with zeros for the numerical values. 537 $ MAT_COPY_VALUES - Create a matrix with the same nonzero pattern as the original matrix 538 $ and with the same numerical values. 539 $ MAT_SHARE_NONZERO_PATTERN - Create a matrix that shares the nonzero structure with the previous matrix 540 $ and does not copy it, using zeros for the numerical values. The parent and 541 $ child matrices will share their index (i and j) arrays, and you cannot 542 $ insert new nonzero entries into either matrix. 543 544 Notes: 545 Many matrix types (including SeqAIJ) do not support the MAT_SHARE_NONZERO_PATTERN optimization; in 546 this case the behavior is as if MAT_DO_NOT_COPY_VALUES has been specified. 547 548 .seealso: MatDuplicate() 549 E*/ 550 typedef enum {MAT_DO_NOT_COPY_VALUES,MAT_COPY_VALUES,MAT_SHARE_NONZERO_PATTERN} MatDuplicateOption; 551 552 PETSC_EXTERN PetscErrorCode MatConvert(Mat,MatType,MatReuse,Mat*); 553 PETSC_EXTERN PetscErrorCode MatDuplicate(Mat,MatDuplicateOption,Mat*); 554 555 556 PETSC_EXTERN PetscErrorCode MatCopy(Mat,Mat,MatStructure); 557 PETSC_EXTERN PetscErrorCode MatView(Mat,PetscViewer); 558 PETSC_EXTERN PetscErrorCode MatIsSymmetric(Mat,PetscReal,PetscBool *); 559 PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetric(Mat,PetscBool *); 560 PETSC_EXTERN PetscErrorCode MatIsHermitian(Mat,PetscReal,PetscBool *); 561 PETSC_EXTERN PetscErrorCode MatIsSymmetricKnown(Mat,PetscBool *,PetscBool *); 562 PETSC_EXTERN PetscErrorCode MatIsHermitianKnown(Mat,PetscBool *,PetscBool *); 563 PETSC_EXTERN PetscErrorCode MatMissingDiagonal(Mat,PetscBool *,PetscInt *); 564 PETSC_EXTERN PetscErrorCode MatLoad(Mat, PetscViewer); 565 566 PETSC_EXTERN PetscErrorCode MatGetRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 567 PETSC_EXTERN PetscErrorCode MatRestoreRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 568 PETSC_EXTERN PetscErrorCode MatGetColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 569 PETSC_EXTERN PetscErrorCode MatRestoreColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 570 571 /*S 572 MatInfo - Context of matrix information, used with MatGetInfo() 573 574 In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE 575 576 Level: intermediate 577 578 .seealso: MatGetInfo(), MatInfoType 579 S*/ 580 typedef struct { 581 PetscLogDouble block_size; /* block size */ 582 PetscLogDouble nz_allocated,nz_used,nz_unneeded; /* number of nonzeros */ 583 PetscLogDouble memory; /* memory allocated */ 584 PetscLogDouble assemblies; /* number of matrix assemblies called */ 585 PetscLogDouble mallocs; /* number of mallocs during MatSetValues() */ 586 PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */ 587 PetscLogDouble factor_mallocs; /* number of mallocs during factorization */ 588 } MatInfo; 589 590 /*E 591 MatInfoType - Indicates if you want information about the local part of the matrix, 592 the entire parallel matrix or the maximum over all the local parts. 593 594 Level: beginner 595 596 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 597 598 .seealso: MatGetInfo(), MatInfo 599 E*/ 600 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType; 601 PETSC_EXTERN PetscErrorCode MatGetInfo(Mat,MatInfoType,MatInfo*); 602 PETSC_EXTERN PetscErrorCode MatGetDiagonal(Mat,Vec); 603 PETSC_EXTERN PetscErrorCode MatGetRowMax(Mat,Vec,PetscInt[]); 604 PETSC_EXTERN PetscErrorCode MatGetRowMin(Mat,Vec,PetscInt[]); 605 PETSC_EXTERN PetscErrorCode MatGetRowMaxAbs(Mat,Vec,PetscInt[]); 606 PETSC_EXTERN PetscErrorCode MatGetRowMinAbs(Mat,Vec,PetscInt[]); 607 PETSC_EXTERN PetscErrorCode MatGetRowSum(Mat,Vec); 608 PETSC_EXTERN PetscErrorCode MatTranspose(Mat,MatReuse,Mat*); 609 PETSC_EXTERN PetscErrorCode MatHermitianTranspose(Mat,MatReuse,Mat*); 610 PETSC_EXTERN PetscErrorCode MatPermute(Mat,IS,IS,Mat*); 611 PETSC_EXTERN PetscErrorCode MatDiagonalScale(Mat,Vec,Vec); 612 PETSC_EXTERN PetscErrorCode MatDiagonalSet(Mat,Vec,InsertMode); 613 614 PETSC_EXTERN PetscErrorCode MatEqual(Mat,Mat,PetscBool*); 615 PETSC_EXTERN PetscErrorCode MatMultEqual(Mat,Mat,PetscInt,PetscBool*); 616 PETSC_EXTERN PetscErrorCode MatMultAddEqual(Mat,Mat,PetscInt,PetscBool*); 617 PETSC_EXTERN PetscErrorCode MatMultTransposeEqual(Mat,Mat,PetscInt,PetscBool*); 618 PETSC_EXTERN PetscErrorCode MatMultTransposeAddEqual(Mat,Mat,PetscInt,PetscBool*); 619 PETSC_EXTERN PetscErrorCode MatMatMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*); 620 PETSC_EXTERN PetscErrorCode MatTransposeMatMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*); 621 PETSC_EXTERN PetscErrorCode MatMatTransposeMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*); 622 PETSC_EXTERN PetscErrorCode MatPtAPMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*); 623 PETSC_EXTERN PetscErrorCode MatRARtMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*); 624 PETSC_EXTERN PetscErrorCode MatIsLinear(Mat,PetscInt,PetscBool*); 625 626 PETSC_EXTERN PetscErrorCode MatNorm(Mat,NormType,PetscReal*); 627 PETSC_EXTERN PetscErrorCode MatGetColumnNorms(Mat,NormType,PetscReal*); 628 PETSC_EXTERN PetscErrorCode MatZeroEntries(Mat); 629 PETSC_EXTERN PetscErrorCode MatSetInf(Mat); 630 PETSC_EXTERN PetscErrorCode MatZeroRows(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 631 PETSC_EXTERN PetscErrorCode MatZeroRowsIS(Mat,IS,PetscScalar,Vec,Vec); 632 PETSC_EXTERN PetscErrorCode MatZeroRowsStencil(Mat,PetscInt,const MatStencil [],PetscScalar,Vec,Vec); 633 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsStencil(Mat,PetscInt,const MatStencil[],PetscScalar,Vec,Vec); 634 PETSC_EXTERN PetscErrorCode MatZeroRowsColumns(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 635 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsIS(Mat,IS,PetscScalar,Vec,Vec); 636 637 PETSC_EXTERN PetscErrorCode MatGetSize(Mat,PetscInt*,PetscInt*); 638 PETSC_EXTERN PetscErrorCode MatGetLocalSize(Mat,PetscInt*,PetscInt*); 639 PETSC_EXTERN PetscErrorCode MatGetOwnershipRange(Mat,PetscInt*,PetscInt*); 640 PETSC_EXTERN PetscErrorCode MatGetOwnershipRanges(Mat,const PetscInt**); 641 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangeColumn(Mat,PetscInt*,PetscInt*); 642 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangesColumn(Mat,const PetscInt**); 643 PETSC_EXTERN PetscErrorCode MatGetOwnershipIS(Mat,IS*,IS*); 644 645 PETSC_EXTERN PetscErrorCode MatCreateSubMatrices(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 646 PETSC_DEPRECATED_FUNCTION("Use MatCreateSubMatrices() (since version 3.8)") PETSC_STATIC_INLINE PetscErrorCode MatGetSubMatrices(Mat mat,PetscInt n,const IS irow[],const IS icol[],MatReuse scall,Mat *submat[]) {return MatCreateSubMatrices(mat,n,irow,icol,scall,submat);} 647 PETSC_EXTERN PetscErrorCode MatCreateSubMatricesMPI(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 648 PETSC_DEPRECATED_FUNCTION("Use MatCreateSubMatricesMPI() (since version 3.8)") PETSC_STATIC_INLINE PetscErrorCode MatGetSubMatricesMPI(Mat mat,PetscInt n,const IS irow[],const IS icol[],MatReuse scall,Mat *submat[]) {return MatCreateSubMatricesMPI(mat,n,irow,icol,scall,submat);} 649 PETSC_EXTERN PetscErrorCode MatDestroyMatrices(PetscInt,Mat *[]); 650 PETSC_EXTERN PetscErrorCode MatDestroySubMatrices(PetscInt,Mat *[]); 651 PETSC_EXTERN PetscErrorCode MatCreateSubMatrix(Mat,IS,IS,MatReuse,Mat *); 652 PETSC_DEPRECATED_FUNCTION("Use MatCreateSubMatrix() (since version 3.8)") PETSC_STATIC_INLINE PetscErrorCode MatGetSubMatrix(Mat mat,IS isrow,IS iscol,MatReuse cll,Mat *newmat) {return MatCreateSubMatrix(mat,isrow,iscol,cll,newmat);} 653 PETSC_EXTERN PetscErrorCode MatGetLocalSubMatrix(Mat,IS,IS,Mat*); 654 PETSC_EXTERN PetscErrorCode MatRestoreLocalSubMatrix(Mat,IS,IS,Mat*); 655 PETSC_EXTERN PetscErrorCode MatGetSeqNonzeroStructure(Mat,Mat*); 656 PETSC_EXTERN PetscErrorCode MatDestroySeqNonzeroStructure(Mat*); 657 658 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJ(MPI_Comm,Mat,PetscInt,PetscInt,MatReuse,Mat*); 659 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,PetscInt,Mat*); 660 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJNumeric(Mat,Mat); 661 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMat(Mat,MatReuse,Mat*); 662 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatCondensed(Mat,MatReuse,IS*,IS*,Mat*); 663 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatMerge(Mat,MatReuse,IS*,Mat*); 664 PETSC_EXTERN PetscErrorCode MatGetBrowsOfAcols(Mat,Mat,MatReuse,IS*,IS*,Mat*); 665 PETSC_EXTERN PetscErrorCode MatGetGhosts(Mat, PetscInt *,const PetscInt *[]); 666 667 PETSC_EXTERN PetscErrorCode MatIncreaseOverlap(Mat,PetscInt,IS[],PetscInt); 668 PETSC_EXTERN PetscErrorCode MatIncreaseOverlapSplit(Mat mat,PetscInt n,IS is[],PetscInt ov); 669 PETSC_EXTERN PetscErrorCode MatMPIAIJSetUseScalableIncreaseOverlap(Mat,PetscBool); 670 671 PETSC_EXTERN PetscErrorCode MatMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 672 673 PETSC_EXTERN PetscErrorCode MatMatMatMult(Mat,Mat,Mat,MatReuse,PetscReal,Mat*); 674 PETSC_EXTERN PetscErrorCode MatGalerkin(Mat,Mat,Mat,MatReuse,PetscReal,Mat*); 675 676 PETSC_EXTERN PetscErrorCode MatPtAP(Mat,Mat,MatReuse,PetscReal,Mat*); 677 PETSC_EXTERN PetscErrorCode MatRARt(Mat,Mat,MatReuse,PetscReal,Mat*); 678 679 PETSC_EXTERN PetscErrorCode MatTransposeMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 680 PETSC_EXTERN PetscErrorCode MatMatTransposeMult(Mat,Mat,MatReuse,PetscReal,Mat*); 681 682 PETSC_EXTERN PetscErrorCode MatAXPY(Mat,PetscScalar,Mat,MatStructure); 683 PETSC_EXTERN PetscErrorCode MatAYPX(Mat,PetscScalar,Mat,MatStructure); 684 685 PETSC_EXTERN PetscErrorCode MatScale(Mat,PetscScalar); 686 PETSC_EXTERN PetscErrorCode MatShift(Mat,PetscScalar); 687 688 PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping,ISLocalToGlobalMapping); 689 PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping*,ISLocalToGlobalMapping*); 690 PETSC_EXTERN PetscErrorCode MatGetLayouts(Mat,PetscLayout*,PetscLayout*); 691 PETSC_EXTERN PetscErrorCode MatSetLayouts(Mat,PetscLayout,PetscLayout); 692 PETSC_EXTERN PetscErrorCode MatZeroRowsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 693 PETSC_EXTERN PetscErrorCode MatZeroRowsLocalIS(Mat,IS,PetscScalar,Vec,Vec); 694 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 695 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocalIS(Mat,IS,PetscScalar,Vec,Vec); 696 PETSC_EXTERN PetscErrorCode MatGetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]); 697 PETSC_EXTERN PetscErrorCode MatSetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 698 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 699 700 PETSC_EXTERN PetscErrorCode MatStashSetInitialSize(Mat,PetscInt,PetscInt); 701 PETSC_EXTERN PetscErrorCode MatStashGetInfo(Mat,PetscInt*,PetscInt*,PetscInt*,PetscInt*); 702 703 PETSC_EXTERN PetscErrorCode MatInterpolate(Mat,Vec,Vec); 704 PETSC_EXTERN PetscErrorCode MatInterpolateAdd(Mat,Vec,Vec,Vec); 705 PETSC_EXTERN PetscErrorCode MatRestrict(Mat,Vec,Vec); 706 PETSC_EXTERN PetscErrorCode MatCreateVecs(Mat,Vec*,Vec*); 707 PETSC_DEPRECATED_FUNCTION("Use MatCreateVecs() (since version 3.6)") PETSC_STATIC_INLINE PetscErrorCode MatGetVecs(Mat mat,Vec *x,Vec *y) {return MatCreateVecs(mat,x,y);} 708 PETSC_EXTERN PetscErrorCode MatCreateRedundantMatrix(Mat,PetscInt,MPI_Comm,MatReuse,Mat*); 709 PETSC_EXTERN PetscErrorCode MatGetMultiProcBlock(Mat,MPI_Comm,MatReuse,Mat*); 710 PETSC_EXTERN PetscErrorCode MatFindZeroDiagonals(Mat,IS*); 711 PETSC_EXTERN PetscErrorCode MatFindOffBlockDiagonalEntries(Mat,IS*); 712 PETSC_EXTERN PetscErrorCode MatCreateMPIMatConcatenateSeqMat(MPI_Comm,Mat,PetscInt,MatReuse,Mat*); 713 714 /*MC 715 MatSetValue - Set a single entry into a matrix. 716 717 Not collective 718 719 Synopsis: 720 #include <petscmat.h> 721 PetscErrorCode MatSetValue(Mat m,PetscInt row,PetscInt col,PetscScalar value,InsertMode mode) 722 723 Input Parameters: 724 + m - the matrix 725 . row - the row location of the entry 726 . col - the column location of the entry 727 . value - the value to insert 728 - mode - either INSERT_VALUES or ADD_VALUES 729 730 Notes: 731 For efficiency one should use MatSetValues() and set several or many 732 values simultaneously if possible. 733 734 Level: beginner 735 736 .seealso: MatSetValues(), MatSetValueLocal() 737 M*/ 738 PETSC_STATIC_INLINE PetscErrorCode MatSetValue(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValues(v,1,&i,1,&j,&va,mode);} 739 740 PETSC_STATIC_INLINE PetscErrorCode MatGetValue(Mat v,PetscInt i,PetscInt j,PetscScalar *va) {return MatGetValues(v,1,&i,1,&j,va);} 741 742 PETSC_STATIC_INLINE PetscErrorCode MatSetValueLocal(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValuesLocal(v,1,&i,1,&j,&va,mode);} 743 744 /*MC 745 MatPreallocateInitialize - Begins the block of code that will count the number of nonzeros per 746 row in a matrix providing the data that one can use to correctly preallocate the matrix. 747 748 Synopsis: 749 #include <petscmat.h> 750 PetscErrorCode MatPreallocateInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz) 751 752 Collective 753 754 Input Parameters: 755 + comm - the communicator that will share the eventually allocated matrix 756 . nrows - the number of LOCAL rows in the matrix 757 - ncols - the number of LOCAL columns in the matrix 758 759 Output Parameters: 760 + dnz - the array that will be passed to the matrix preallocation routines 761 - onz - the other array passed to the matrix preallocation routines 762 763 Level: intermediate 764 765 Notes: 766 See Users-Manual: ch_performance for more details. 767 768 Do not malloc or free dnz and onz, that is handled internally by these routines 769 770 This is a MACRO not a function because it has a leading { that is closed by PetscPreallocateFinalize(). 771 772 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(), 773 MatPreallocateSymmetricSetLocalBlock() 774 M*/ 775 #define MatPreallocateInitialize(comm,nrows,ncols,dnz,onz) 0; \ 776 do { \ 777 PetscErrorCode _4_ierr; PetscInt __nrows = (nrows),__ncols = (ncols),__rstart,__start,__end; \ 778 _4_ierr = PetscCalloc2((size_t)__nrows,&dnz,(size_t)__nrows,&onz);CHKERRQ(_4_ierr); \ 779 __start = 0; __end = __start; \ 780 _4_ierr = MPI_Scan(&__ncols,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRMPI(_4_ierr); __start = __end - __ncols;\ 781 _4_ierr = MPI_Scan(&__nrows,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRMPI(_4_ierr); __rstart = __rstart - __nrows; \ 782 do { } while (0) 783 784 /*MC 785 MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be 786 inserted using a local number of the rows and columns 787 788 Synopsis: 789 #include <petscmat.h> 790 PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 791 792 Not Collective 793 794 Input Parameters: 795 + map - the row mapping from local numbering to global numbering 796 . nrows - the number of rows indicated 797 . rows - the indices of the rows 798 . cmap - the column mapping from local to global numbering 799 . ncols - the number of columns in the matrix 800 . cols - the columns indicated 801 . dnz - the array that will be passed to the matrix preallocation routines 802 - onz - the other array passed to the matrix preallocation routines 803 804 Level: intermediate 805 806 Notes: 807 See Users-Manual: ch_performance for more details. 808 809 Do not malloc or free dnz and onz, that is handled internally by these routines 810 811 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock() 812 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocalRemoveDups() 813 M*/ 814 #define MatPreallocateSetLocal(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \ 815 do {\ 816 PetscInt __l;\ 817 _4_ierr = ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\ 818 _4_ierr = ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\ 819 for (__l=0;__l<nrows;__l++) {\ 820 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 821 }\ 822 } while (0) 823 824 /*MC 825 MatPreallocateSetLocalRemoveDups - Indicates the locations (rows and columns) in the matrix where nonzeros will be 826 inserted using a local number of the rows and columns. This version removes any duplicate columns in cols 827 828 Synopsis: 829 #include <petscmat.h> 830 PetscErrorCode MatPreallocateSetLocalRemoveDups(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 831 832 Not Collective 833 834 Input Parameters: 835 + map - the row mapping from local numbering to global numbering 836 . nrows - the number of rows indicated 837 . rows - the indices of the rows (these values are mapped to the global values) 838 . cmap - the column mapping from local to global numbering 839 . ncols - the number of columns in the matrix (this value will be changed if duplicate columns are found) 840 . cols - the columns indicated (these values are mapped to the global values, they are then sorted and duplicates removed) 841 . dnz - the array that will be passed to the matrix preallocation routines 842 - onz - the other array passed to the matrix preallocation routines 843 844 Level: intermediate 845 846 Notes: 847 See Users-Manual: ch_performance for more details. 848 849 Do not malloc or free dnz and onz, that is handled internally by these routines 850 851 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock() 852 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocal() 853 M*/ 854 #define MatPreallocateSetLocalRemoveDups(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \ 855 do {\ 856 PetscInt __l;\ 857 _4_ierr = ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\ 858 _4_ierr = ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\ 859 _4_ierr = PetscSortRemoveDupsInt(&ncols,cols);CHKERRQ(_4_ierr);\ 860 for (__l=0;__l<nrows;__l++) {\ 861 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 862 }\ 863 } while (0) 864 865 /*MC 866 MatPreallocateSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 867 inserted using a local number of the rows and columns 868 869 Synopsis: 870 #include <petscmat.h> 871 PetscErrorCode MatPreallocateSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 872 873 Not Collective 874 875 Input Parameters: 876 + map - the row mapping from local numbering to global numbering 877 . nrows - the number of rows indicated 878 . rows - the indices of the rows 879 . cmap - the column mapping from local to global numbering 880 . ncols - the number of columns in the matrix 881 . cols - the columns indicated 882 . dnz - the array that will be passed to the matrix preallocation routines 883 - onz - the other array passed to the matrix preallocation routines 884 885 Level: intermediate 886 887 Notes: 888 See Users-Manual: ch_performance for more details. 889 890 Do not malloc or free dnz and onz, that is handled internally by these routines 891 892 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock() 893 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock() 894 M*/ 895 #define MatPreallocateSetLocalBlock(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \ 896 do {\ 897 PetscInt __l;\ 898 _4_ierr = ISLocalToGlobalMappingApplyBlock(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\ 899 _4_ierr = ISLocalToGlobalMappingApplyBlock(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\ 900 for (__l=0;__l<nrows;__l++) {\ 901 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 902 }\ 903 } while (0) 904 905 /*MC 906 MatPreallocateSymmetricSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 907 inserted using a local number of the rows and columns 908 909 Synopsis: 910 #include <petscmat.h> 911 PetscErrorCode MatPreallocateSymmetricSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 912 913 Not Collective 914 915 Input Parameters: 916 + map - the mapping between local numbering and global numbering 917 . nrows - the number of rows indicated 918 . rows - the indices of the rows 919 . ncols - the number of columns in the matrix 920 . cols - the columns indicated 921 . dnz - the array that will be passed to the matrix preallocation routines 922 - onz - the other array passed to the matrix preallocation routines 923 924 Level: intermediate 925 926 Notes: 927 See Users-Manual: ch_performance for more details. 928 929 Do not malloc or free dnz and onz that is handled internally by these routines 930 931 .seealso: MatPreallocateFinalize(), MatPreallocateSet() 932 MatPreallocateInitialize(), MatPreallocateSetLocal() 933 M*/ 934 #define MatPreallocateSymmetricSetLocalBlock(map,nrows,rows,ncols,cols,dnz,onz) 0;\ 935 do {\ 936 PetscInt __l;\ 937 _4_ierr = ISLocalToGlobalMappingApplyBlock(map,nrows,rows,rows);CHKERRQ(_4_ierr);\ 938 _4_ierr = ISLocalToGlobalMappingApplyBlock(map,ncols,cols,cols);CHKERRQ(_4_ierr);\ 939 for (__l=0;__l<nrows;__l++) {\ 940 _4_ierr = MatPreallocateSymmetricSetBlock((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 941 }\ 942 } while (0) 943 944 /*MC 945 MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be 946 inserted using a local number of the rows and columns 947 948 Synopsis: 949 #include <petscmat.h> 950 PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 951 952 Not Collective 953 954 Input Parameters: 955 + row - the row 956 . ncols - the number of columns in the matrix 957 - cols - the columns indicated 958 959 Output Parameters: 960 + dnz - the array that will be passed to the matrix preallocation routines 961 - onz - the other array passed to the matrix preallocation routines 962 963 Level: intermediate 964 965 Notes: 966 See Users-Manual: ch_performance for more details. 967 968 Do not malloc or free dnz and onz that is handled internally by these routines 969 970 This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize(). 971 972 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock() 973 MatPreallocateInitialize(), MatPreallocateSetLocal() 974 M*/ 975 #define MatPreallocateSet(row,nc,cols,dnz,onz) 0;\ 976 do { PetscInt __i; \ 977 if (row < __rstart) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Trying to set preallocation for row %D less than first local row %D",row,__rstart);\ 978 if (row >= __rstart+__nrows) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Trying to set preallocation for row %D greater than last local row %D",row,__rstart+__nrows-1);\ 979 for (__i=0; __i<nc; __i++) {\ 980 if ((cols)[__i] < __start || (cols)[__i] >= __end) onz[row - __rstart]++; \ 981 else if (dnz[row - __rstart] < __ncols) dnz[row - __rstart]++;\ 982 }\ 983 } while (0) 984 985 /*MC 986 MatPreallocateSymmetricSetBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 987 inserted using a local number of the rows and columns 988 989 Synopsis: 990 #include <petscmat.h> 991 PetscErrorCode MatPreallocateSymmetricSetBlock(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 992 993 Not Collective 994 995 Input Parameters: 996 + nrows - the number of rows indicated 997 . rows - the indices of the rows 998 . ncols - the number of columns in the matrix 999 . cols - the columns indicated 1000 . dnz - the array that will be passed to the matrix preallocation routines 1001 - onz - the other array passed to the matrix preallocation routines 1002 1003 Level: intermediate 1004 1005 Notes: 1006 See Users-Manual: ch_performance for more details. 1007 1008 Do not malloc or free dnz and onz that is handled internally by these routines 1009 1010 This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize(). 1011 1012 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateInitialize(), 1013 MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocal() 1014 M*/ 1015 #define MatPreallocateSymmetricSetBlock(row,nc,cols,dnz,onz) 0;\ 1016 do { PetscInt __i; \ 1017 for (__i=0; __i<nc; __i++) {\ 1018 if (cols[__i] >= __end) onz[row - __rstart]++; \ 1019 else if (cols[__i] >= row && dnz[row - __rstart] < __ncols) dnz[row - __rstart]++;\ 1020 }\ 1021 } while (0) 1022 1023 /*MC 1024 MatPreallocateLocation - An alternative to MatPreallocateSet() that puts the nonzero locations into the matrix if it exists 1025 1026 Synopsis: 1027 #include <petscmat.h> 1028 PetscErrorCode MatPreallocateLocations(Mat A,PetscInt row,PetscInt ncols,PetscInt *cols,PetscInt *dnz,PetscInt *onz) 1029 1030 Not Collective 1031 1032 Input Parameters: 1033 + A - matrix 1034 . row - row where values exist (must be local to this process) 1035 . ncols - number of columns 1036 . cols - columns with nonzeros 1037 . dnz - the array that will be passed to the matrix preallocation routines 1038 - onz - the other array passed to the matrix preallocation routines 1039 1040 Level: intermediate 1041 1042 Notes: 1043 See Users-Manual: ch_performance for more details. 1044 1045 Do not malloc or free dnz and onz that is handled internally by these routines 1046 1047 This is a MACRO not a function because it uses a bunch of variables private to the MatPreallocation.... routines. 1048 1049 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(), 1050 MatPreallocateSymmetricSetLocalBlock() 1051 M*/ 1052 #define MatPreallocateLocation(A,row,ncols,cols,dnz,onz) 0; do {if (A) {ierr = MatSetValues(A,1,&row,ncols,cols,NULL,INSERT_VALUES);CHKERRQ(ierr);} else {ierr = MatPreallocateSet(row,ncols,cols,dnz,onz);CHKERRQ(ierr);}} while (0) 1053 1054 1055 /*MC 1056 MatPreallocateFinalize - Ends the block of code that will count the number of nonzeros per 1057 row in a matrix providing the data that one can use to correctly preallocate the matrix. 1058 1059 Synopsis: 1060 #include <petscmat.h> 1061 PetscErrorCode MatPreallocateFinalize(PetscInt *dnz, PetscInt *onz) 1062 1063 Collective 1064 1065 Input Parameters: 1066 + dnz - the array that was be passed to the matrix preallocation routines 1067 - onz - the other array passed to the matrix preallocation routines 1068 1069 Level: intermediate 1070 1071 Notes: 1072 See Users-Manual: ch_performance for more details. 1073 1074 Do not malloc or free dnz and onz that is handled internally by these routines 1075 1076 This is a MACRO not a function because it closes the { started in MatPreallocateInitialize(). 1077 1078 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(), 1079 MatPreallocateSymmetricSetLocalBlock() 1080 M*/ 1081 #define MatPreallocateFinalize(dnz,onz) 0;_4_ierr = PetscFree2(dnz,onz);CHKERRQ(_4_ierr);} while (0) 1082 1083 /* Routines unique to particular data structures */ 1084 PETSC_EXTERN PetscErrorCode MatShellGetContext(Mat,void *); 1085 1086 PETSC_EXTERN PetscErrorCode MatInodeAdjustForInodes(Mat,IS*,IS*); 1087 PETSC_EXTERN PetscErrorCode MatInodeGetInodeSizes(Mat,PetscInt *,PetscInt *[],PetscInt *); 1088 1089 PETSC_EXTERN PetscErrorCode MatSeqAIJSetColumnIndices(Mat,PetscInt[]); 1090 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetColumnIndices(Mat,PetscInt[]); 1091 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 1092 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 1093 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 1094 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJFromTriple(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*,PetscInt,PetscBool); 1095 1096 #define MAT_SKIP_ALLOCATION -4 1097 1098 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 1099 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 1100 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocation(Mat,PetscInt,const PetscInt[]); 1101 PETSC_EXTERN PetscErrorCode MatSeqAIJSetTotalPreallocation(Mat,PetscInt); 1102 1103 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 1104 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 1105 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 1106 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocationCSR(Mat,const PetscInt [],const PetscInt [],const PetscScalar []); 1107 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 1108 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocationCSR(Mat,const PetscInt[],const PetscInt[],const PetscScalar[]); 1109 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 1110 PETSC_EXTERN PetscErrorCode MatMPIAdjSetPreallocation(Mat,PetscInt[],PetscInt[],PetscInt[]); 1111 PETSC_EXTERN PetscErrorCode MatMPIAdjToSeq(Mat,Mat*); 1112 PETSC_EXTERN PetscErrorCode MatMPIDenseSetPreallocation(Mat,PetscScalar[]); 1113 PETSC_EXTERN PetscErrorCode MatSeqDenseSetPreallocation(Mat,PetscScalar[]); 1114 PETSC_EXTERN PetscErrorCode MatMPIAIJGetSeqAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 1115 PETSC_EXTERN PetscErrorCode MatMPIBAIJGetSeqBAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 1116 PETSC_EXTERN PetscErrorCode MatMPIAdjCreateNonemptySubcommMat(Mat,Mat*); 1117 1118 PETSC_EXTERN PetscErrorCode MatDenseGetLDA(Mat,PetscInt*); 1119 PETSC_EXTERN PetscErrorCode MatDenseSetLDA(Mat,PetscInt); 1120 PETSC_DEPRECATED_FUNCTION("Use MatDenseSetLDA() (since version 3.14)") PETSC_STATIC_INLINE PetscErrorCode MatSeqDenseSetLDA(Mat A,PetscInt lda) {return MatDenseSetLDA(A,lda);} 1121 PETSC_EXTERN PetscErrorCode MatDenseGetLocalMatrix(Mat,Mat*); 1122 1123 PETSC_EXTERN PetscErrorCode MatBlockMatSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 1124 1125 PETSC_EXTERN PetscErrorCode MatStoreValues(Mat); 1126 PETSC_EXTERN PetscErrorCode MatRetrieveValues(Mat); 1127 1128 PETSC_EXTERN PetscErrorCode MatFindNonzeroRows(Mat,IS*); 1129 PETSC_EXTERN PetscErrorCode MatFindZeroRows(Mat,IS*); 1130 /* 1131 These routines are not usually accessed directly, rather solving is 1132 done through the KSP and PC interfaces. 1133 */ 1134 1135 /*J 1136 MatOrderingType - String with the name of a PETSc matrix ordering 1137 1138 Level: beginner 1139 1140 Notes: 1141 If MATORDERINGEXTERNAL is used then PETSc does not compute an ordering and utilizes one built into the factorization package 1142 1143 .seealso: MatGetOrdering() 1144 J*/ 1145 typedef const char* MatOrderingType; 1146 #define MATORDERINGNATURAL "natural" 1147 #define MATORDERINGND "nd" 1148 #define MATORDERING1WD "1wd" 1149 #define MATORDERINGRCM "rcm" 1150 #define MATORDERINGQMD "qmd" 1151 #define MATORDERINGROWLENGTH "rowlength" 1152 #define MATORDERINGWBM "wbm" 1153 #define MATORDERINGSPECTRAL "spectral" 1154 #define MATORDERINGAMD "amd" /* only works if UMFPACK is installed with PETSc */ 1155 #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 */ 1156 #define MATORDERINGEXTERNAL "external" /* uses an ordering type internal to the factorization package */ 1157 1158 PETSC_EXTERN PetscErrorCode MatGetOrdering(Mat,MatOrderingType,IS*,IS*); 1159 PETSC_EXTERN PetscErrorCode MatGetOrderingList(PetscFunctionList*); 1160 PETSC_EXTERN PetscErrorCode MatOrderingRegister(const char[],PetscErrorCode(*)(Mat,MatOrderingType,IS*,IS*)); 1161 PETSC_EXTERN PetscFunctionList MatOrderingList; 1162 1163 PETSC_EXTERN PetscErrorCode MatReorderForNonzeroDiagonal(Mat,PetscReal,IS,IS); 1164 PETSC_EXTERN PetscErrorCode MatCreateLaplacian(Mat,PetscReal,PetscBool,Mat*); 1165 1166 /*S 1167 MatFactorShiftType - Numeric Shift for factorizations 1168 1169 Level: beginner 1170 1171 .seealso: MatGetFactor() 1172 S*/ 1173 typedef enum {MAT_SHIFT_NONE,MAT_SHIFT_NONZERO,MAT_SHIFT_POSITIVE_DEFINITE,MAT_SHIFT_INBLOCKS} MatFactorShiftType; 1174 PETSC_EXTERN const char *const MatFactorShiftTypes[]; 1175 PETSC_EXTERN const char *const MatFactorShiftTypesDetail[]; 1176 1177 /*S 1178 MatFactorError - indicates what type of error was generated in a matrix factorization 1179 1180 Level: beginner 1181 1182 Developer Notes: 1183 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 1184 1185 .seealso: MatGetFactor() 1186 S*/ 1187 typedef enum {MAT_FACTOR_NOERROR,MAT_FACTOR_STRUCT_ZEROPIVOT,MAT_FACTOR_NUMERIC_ZEROPIVOT,MAT_FACTOR_OUTMEMORY,MAT_FACTOR_OTHER} MatFactorError; 1188 1189 PETSC_EXTERN PetscErrorCode MatFactorGetError(Mat,MatFactorError*); 1190 PETSC_EXTERN PetscErrorCode MatFactorClearError(Mat); 1191 PETSC_EXTERN PetscErrorCode MatFactorGetErrorZeroPivot(Mat,PetscReal*,PetscInt*); 1192 1193 /*S 1194 MatFactorInfo - Data passed into the matrix factorization routines, and information about the resulting factorization 1195 1196 In Fortran these are simply double precision arrays of size MAT_FACTORINFO_SIZE, that is use 1197 $ MatFactorInfo info(MAT_FACTORINFO_SIZE) 1198 1199 Notes: 1200 These are not usually directly used by users, instead use PC type of LU, ILU, CHOLESKY or ICC. 1201 1202 You can use MatFactorInfoInitialize() to set default values. 1203 1204 Level: developer 1205 1206 .seealso: MatLUFactorSymbolic(), MatILUFactorSymbolic(), MatCholeskyFactorSymbolic(), MatICCFactorSymbolic(), MatICCFactor(), 1207 MatFactorInfoInitialize() 1208 1209 S*/ 1210 typedef struct { 1211 PetscReal diagonal_fill; /* force diagonal to fill in if initially not filled */ 1212 PetscReal usedt; 1213 PetscReal dt; /* drop tolerance */ 1214 PetscReal dtcol; /* tolerance for pivoting */ 1215 PetscReal dtcount; /* maximum nonzeros to be allowed per row */ 1216 PetscReal fill; /* expected fill, nonzeros in factored matrix/nonzeros in original matrix */ 1217 PetscReal levels; /* ICC/ILU(levels) */ 1218 PetscReal pivotinblocks; /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0 1219 factorization may be faster if do not pivot */ 1220 PetscReal zeropivot; /* pivot is called zero if less than this */ 1221 PetscReal shifttype; /* type of shift added to matrix factor to prevent zero pivots */ 1222 PetscReal shiftamount; /* how large the shift is */ 1223 } MatFactorInfo; 1224 1225 PETSC_EXTERN PetscErrorCode MatFactorInfoInitialize(MatFactorInfo*); 1226 PETSC_EXTERN PetscErrorCode MatCholeskyFactor(Mat,IS,const MatFactorInfo*); 1227 PETSC_EXTERN PetscErrorCode MatCholeskyFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*); 1228 PETSC_EXTERN PetscErrorCode MatCholeskyFactorNumeric(Mat,Mat,const MatFactorInfo*); 1229 PETSC_EXTERN PetscErrorCode MatLUFactor(Mat,IS,IS,const MatFactorInfo*); 1230 PETSC_EXTERN PetscErrorCode MatILUFactor(Mat,IS,IS,const MatFactorInfo*); 1231 PETSC_EXTERN PetscErrorCode MatLUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*); 1232 PETSC_EXTERN PetscErrorCode MatILUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*); 1233 PETSC_EXTERN PetscErrorCode MatICCFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*); 1234 PETSC_EXTERN PetscErrorCode MatICCFactor(Mat,IS,const MatFactorInfo*); 1235 PETSC_EXTERN PetscErrorCode MatLUFactorNumeric(Mat,Mat,const MatFactorInfo*); 1236 PETSC_EXTERN PetscErrorCode MatGetInertia(Mat,PetscInt*,PetscInt*,PetscInt*); 1237 PETSC_EXTERN PetscErrorCode MatSolve(Mat,Vec,Vec); 1238 PETSC_EXTERN PetscErrorCode MatForwardSolve(Mat,Vec,Vec); 1239 PETSC_EXTERN PetscErrorCode MatBackwardSolve(Mat,Vec,Vec); 1240 PETSC_EXTERN PetscErrorCode MatSolveAdd(Mat,Vec,Vec,Vec); 1241 PETSC_EXTERN PetscErrorCode MatSolveTranspose(Mat,Vec,Vec); 1242 PETSC_EXTERN PetscErrorCode MatSolveTransposeAdd(Mat,Vec,Vec,Vec); 1243 PETSC_EXTERN PetscErrorCode MatSolves(Mat,Vecs,Vecs); 1244 PETSC_EXTERN PetscErrorCode MatSetUnfactored(Mat); 1245 1246 typedef enum {MAT_FACTOR_SCHUR_UNFACTORED, MAT_FACTOR_SCHUR_FACTORED, MAT_FACTOR_SCHUR_INVERTED} MatFactorSchurStatus; 1247 PETSC_EXTERN PetscErrorCode MatFactorSetSchurIS(Mat,IS); 1248 PETSC_EXTERN PetscErrorCode MatFactorGetSchurComplement(Mat,Mat*,MatFactorSchurStatus*); 1249 PETSC_EXTERN PetscErrorCode MatFactorRestoreSchurComplement(Mat,Mat*,MatFactorSchurStatus); 1250 PETSC_EXTERN PetscErrorCode MatFactorInvertSchurComplement(Mat); 1251 PETSC_EXTERN PetscErrorCode MatFactorCreateSchurComplement(Mat,Mat*,MatFactorSchurStatus*); 1252 PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplement(Mat,Vec,Vec); 1253 PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplementTranspose(Mat,Vec,Vec); 1254 PETSC_EXTERN PetscErrorCode MatFactorFactorizeSchurComplement(Mat); 1255 1256 /*E 1257 MatSORType - What type of (S)SOR to perform 1258 1259 Level: beginner 1260 1261 May be bitwise ORd together 1262 1263 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 1264 1265 MatSORType may be bitwise ORd together, so do not change the numbers 1266 1267 .seealso: MatSOR() 1268 E*/ 1269 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3, 1270 SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8, 1271 SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16, 1272 SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType; 1273 PETSC_EXTERN PetscErrorCode MatSOR(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec); 1274 1275 /* 1276 These routines are for efficiently computing Jacobians via finite differences. 1277 */ 1278 1279 /*S 1280 MatColoring - Object for managing the coloring of matrices. 1281 1282 Level: beginner 1283 1284 Notes: 1285 Coloring of matrices can be computed directly from the sparse matrix nonzero structure via the MatColoring object or from the mesh from which the 1286 matrix comes from via DMCreateColoring(). In general using the mesh produces a more optimal coloring (fewer colors). 1287 1288 Once a coloring is available MatFDColoringCreate() creates an object that can be used to efficiently compute Jacobians using that coloring. This 1289 same object can also be used to efficiently convert data created by Automatic Differentation tools to PETSc sparse matrices. 1290 1291 .seealso: MatFDColoringCreate(), MatColoringWeightType, ISColoring, MatFDColoring, DMCreateColoring(), MatColoringCreate(), MatOrdering, MatPartitioning 1292 S*/ 1293 typedef struct _p_MatColoring* MatColoring; 1294 1295 /*J 1296 MatColoringType - String with the name of a PETSc matrix coloring 1297 1298 Level: beginner 1299 1300 .seealso: MatColoringSetType(), MatColoring 1301 J*/ 1302 typedef const char* MatColoringType; 1303 #define MATCOLORINGJP "jp" 1304 #define MATCOLORINGPOWER "power" 1305 #define MATCOLORINGNATURAL "natural" 1306 #define MATCOLORINGSL "sl" 1307 #define MATCOLORINGLF "lf" 1308 #define MATCOLORINGID "id" 1309 #define MATCOLORINGGREEDY "greedy" 1310 1311 /*E 1312 MatColoringWeightType - Type of weight scheme 1313 1314 Not Collective 1315 1316 + MAT_COLORING_RANDOM - Random weights 1317 . MAT_COLORING_LEXICAL - Lexical weighting based upon global numbering. 1318 - MAT_COLORING_LF - Last-first weighting. 1319 1320 Level: intermediate 1321 1322 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 1323 1324 .seealso: MatColoring, MatColoringCreate() 1325 E*/ 1326 typedef enum {MAT_COLORING_WEIGHT_RANDOM,MAT_COLORING_WEIGHT_LEXICAL,MAT_COLORING_WEIGHT_LF,MAT_COLORING_WEIGHT_SL} MatColoringWeightType; 1327 1328 PETSC_EXTERN PetscErrorCode MatColoringCreate(Mat,MatColoring*); 1329 PETSC_EXTERN PetscErrorCode MatColoringGetDegrees(Mat,PetscInt,PetscInt*); 1330 PETSC_EXTERN PetscErrorCode MatColoringDestroy(MatColoring*); 1331 PETSC_EXTERN PetscErrorCode MatColoringView(MatColoring,PetscViewer); 1332 PETSC_EXTERN PetscErrorCode MatColoringSetType(MatColoring,MatColoringType); 1333 PETSC_EXTERN PetscErrorCode MatColoringSetFromOptions(MatColoring); 1334 PETSC_EXTERN PetscErrorCode MatColoringSetDistance(MatColoring,PetscInt); 1335 PETSC_EXTERN PetscErrorCode MatColoringGetDistance(MatColoring,PetscInt*); 1336 PETSC_EXTERN PetscErrorCode MatColoringSetMaxColors(MatColoring,PetscInt); 1337 PETSC_EXTERN PetscErrorCode MatColoringGetMaxColors(MatColoring,PetscInt*); 1338 PETSC_EXTERN PetscErrorCode MatColoringApply(MatColoring,ISColoring*); 1339 PETSC_EXTERN PetscErrorCode MatColoringRegister(const char[],PetscErrorCode(*)(MatColoring)); 1340 PETSC_EXTERN PetscErrorCode MatColoringPatch(Mat,PetscInt,PetscInt,ISColoringValue[],ISColoring*); 1341 PETSC_EXTERN PetscErrorCode MatColoringSetWeightType(MatColoring,MatColoringWeightType); 1342 PETSC_EXTERN PetscErrorCode MatColoringSetWeights(MatColoring,PetscReal*,PetscInt*); 1343 PETSC_EXTERN PetscErrorCode MatColoringCreateWeights(MatColoring,PetscReal **,PetscInt **lperm); 1344 PETSC_EXTERN PetscErrorCode MatColoringTest(MatColoring,ISColoring); 1345 PETSC_DEPRECATED_FUNCTION("Use MatColoringTest() (since version 3.10)") PETSC_STATIC_INLINE PetscErrorCode MatColoringTestValid(MatColoring matcoloring,ISColoring iscoloring) {return MatColoringTest(matcoloring,iscoloring);} 1346 PETSC_EXTERN PetscErrorCode MatISColoringTest(Mat,ISColoring); 1347 1348 /*S 1349 MatFDColoring - Object for computing a sparse Jacobian via finite differences 1350 and coloring 1351 1352 Level: beginner 1353 1354 Notes: 1355 This object is creating utilizing a coloring provided by the MatColoring object or DMCreateColoring() 1356 1357 .seealso: MatFDColoringCreate(), MatColoring, DMCreateColoring() 1358 S*/ 1359 typedef struct _p_MatFDColoring* MatFDColoring; 1360 1361 PETSC_EXTERN PetscErrorCode MatFDColoringCreate(Mat,ISColoring,MatFDColoring *); 1362 PETSC_EXTERN PetscErrorCode MatFDColoringDestroy(MatFDColoring*); 1363 PETSC_EXTERN PetscErrorCode MatFDColoringView(MatFDColoring,PetscViewer); 1364 PETSC_EXTERN PetscErrorCode MatFDColoringSetFunction(MatFDColoring,PetscErrorCode (*)(void),void*); 1365 PETSC_EXTERN PetscErrorCode MatFDColoringGetFunction(MatFDColoring,PetscErrorCode (**)(void),void**); 1366 PETSC_EXTERN PetscErrorCode MatFDColoringSetParameters(MatFDColoring,PetscReal,PetscReal); 1367 PETSC_EXTERN PetscErrorCode MatFDColoringSetFromOptions(MatFDColoring); 1368 PETSC_EXTERN PetscErrorCode MatFDColoringApply(Mat,MatFDColoring,Vec,void *); 1369 PETSC_EXTERN PetscErrorCode MatFDColoringSetF(MatFDColoring,Vec); 1370 PETSC_EXTERN PetscErrorCode MatFDColoringGetPerturbedColumns(MatFDColoring,PetscInt*,const PetscInt*[]); 1371 PETSC_EXTERN PetscErrorCode MatFDColoringSetUp(Mat,ISColoring,MatFDColoring); 1372 PETSC_EXTERN PetscErrorCode MatFDColoringSetBlockSize(MatFDColoring,PetscInt,PetscInt); 1373 PETSC_EXTERN PetscErrorCode MatFDColoringSetValues(Mat,MatFDColoring,const PetscScalar*); 1374 1375 /*S 1376 MatTransposeColoring - Object for computing a sparse matrix product C=A*B^T via coloring 1377 1378 Level: beginner 1379 1380 .seealso: MatTransposeColoringCreate() 1381 S*/ 1382 typedef struct _p_MatTransposeColoring* MatTransposeColoring; 1383 1384 PETSC_EXTERN PetscErrorCode MatTransposeColoringCreate(Mat,ISColoring,MatTransposeColoring *); 1385 PETSC_EXTERN PetscErrorCode MatTransColoringApplySpToDen(MatTransposeColoring,Mat,Mat); 1386 PETSC_EXTERN PetscErrorCode MatTransColoringApplyDenToSp(MatTransposeColoring,Mat,Mat); 1387 PETSC_EXTERN PetscErrorCode MatTransposeColoringDestroy(MatTransposeColoring*); 1388 1389 /* 1390 These routines are for partitioning matrices: currently used only 1391 for adjacency matrix, MatCreateMPIAdj(). 1392 */ 1393 1394 /*S 1395 MatPartitioning - Object for managing the partitioning of a matrix or graph 1396 1397 Level: beginner 1398 1399 Notes: 1400 There is also a PetscPartitioner object that provides the same functionality. It can utilize the MatPartitioning operations 1401 via PetscPartitionerSetType(p,PETSCPARTITIONERMATPARTITIONING) 1402 1403 Developers Note: 1404 It is an extra maintainance and documentation cost to have two objects with the same functionality. 1405 1406 .seealso: MatPartitioningCreate(), MatPartitioningType, MatColoring, MatGetOrdering() 1407 S*/ 1408 typedef struct _p_MatPartitioning* MatPartitioning; 1409 1410 /*J 1411 MatPartitioningType - String with the name of a PETSc matrix partitioning 1412 1413 Level: beginner 1414 dm 1415 .seealso: MatPartitioningCreate(), MatPartitioning 1416 J*/ 1417 typedef const char* MatPartitioningType; 1418 #define MATPARTITIONINGCURRENT "current" 1419 #define MATPARTITIONINGAVERAGE "average" 1420 #define MATPARTITIONINGSQUARE "square" 1421 #define MATPARTITIONINGPARMETIS "parmetis" 1422 #define MATPARTITIONINGCHACO "chaco" 1423 #define MATPARTITIONINGPARTY "party" 1424 #define MATPARTITIONINGPTSCOTCH "ptscotch" 1425 #define MATPARTITIONINGHIERARCH "hierarch" 1426 1427 PETSC_EXTERN PetscErrorCode MatPartitioningCreate(MPI_Comm,MatPartitioning*); 1428 PETSC_EXTERN PetscErrorCode MatPartitioningSetType(MatPartitioning,MatPartitioningType); 1429 PETSC_EXTERN PetscErrorCode MatPartitioningSetNParts(MatPartitioning,PetscInt); 1430 PETSC_EXTERN PetscErrorCode MatPartitioningSetAdjacency(MatPartitioning,Mat); 1431 PETSC_EXTERN PetscErrorCode MatPartitioningSetVertexWeights(MatPartitioning,const PetscInt[]); 1432 PETSC_EXTERN PetscErrorCode MatPartitioningSetPartitionWeights(MatPartitioning,const PetscReal []); 1433 PETSC_EXTERN PetscErrorCode MatPartitioningSetUseEdgeWeights(MatPartitioning,PetscBool); 1434 PETSC_EXTERN PetscErrorCode MatPartitioningGetUseEdgeWeights(MatPartitioning,PetscBool*); 1435 PETSC_EXTERN PetscErrorCode MatPartitioningApply(MatPartitioning,IS*); 1436 PETSC_EXTERN PetscErrorCode MatPartitioningImprove(MatPartitioning,IS*); 1437 PETSC_EXTERN PetscErrorCode MatPartitioningViewImbalance(MatPartitioning,IS); 1438 PETSC_EXTERN PetscErrorCode MatPartitioningApplyND(MatPartitioning,IS*); 1439 PETSC_EXTERN PetscErrorCode MatPartitioningDestroy(MatPartitioning*); 1440 PETSC_EXTERN PetscErrorCode MatPartitioningRegister(const char[],PetscErrorCode (*)(MatPartitioning)); 1441 PETSC_EXTERN PetscErrorCode MatPartitioningView(MatPartitioning,PetscViewer); 1442 PETSC_EXTERN PetscErrorCode MatPartitioningViewFromOptions(MatPartitioning,PetscObject,const char[]); 1443 PETSC_EXTERN PetscErrorCode MatPartitioningSetFromOptions(MatPartitioning); 1444 PETSC_EXTERN PetscErrorCode MatPartitioningGetType(MatPartitioning,MatPartitioningType*); 1445 1446 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetRepartition(MatPartitioning part); 1447 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetCoarseSequential(MatPartitioning); 1448 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisGetEdgeCut(MatPartitioning, PetscInt *); 1449 1450 typedef enum { MP_CHACO_MULTILEVEL=1,MP_CHACO_SPECTRAL=2,MP_CHACO_LINEAR=4,MP_CHACO_RANDOM=5,MP_CHACO_SCATTERED=6 } MPChacoGlobalType; 1451 PETSC_EXTERN const char *const MPChacoGlobalTypes[]; 1452 typedef enum { MP_CHACO_KERNIGHAN=1,MP_CHACO_NONE=2 } MPChacoLocalType; 1453 PETSC_EXTERN const char *const MPChacoLocalTypes[]; 1454 typedef enum { MP_CHACO_LANCZOS=0,MP_CHACO_RQI=1 } MPChacoEigenType; 1455 PETSC_EXTERN const char *const MPChacoEigenTypes[]; 1456 1457 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetGlobal(MatPartitioning,MPChacoGlobalType); 1458 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetGlobal(MatPartitioning,MPChacoGlobalType*); 1459 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetLocal(MatPartitioning,MPChacoLocalType); 1460 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetLocal(MatPartitioning,MPChacoLocalType*); 1461 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetCoarseLevel(MatPartitioning,PetscReal); 1462 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning,MPChacoEigenType); 1463 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenSolver(MatPartitioning,MPChacoEigenType*); 1464 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenTol(MatPartitioning,PetscReal); 1465 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenTol(MatPartitioning,PetscReal*); 1466 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning,PetscInt); 1467 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenNumber(MatPartitioning,PetscInt*); 1468 1469 #define MP_PARTY_OPT "opt" 1470 #define MP_PARTY_LIN "lin" 1471 #define MP_PARTY_SCA "sca" 1472 #define MP_PARTY_RAN "ran" 1473 #define MP_PARTY_GBF "gbf" 1474 #define MP_PARTY_GCF "gcf" 1475 #define MP_PARTY_BUB "bub" 1476 #define MP_PARTY_DEF "def" 1477 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetGlobal(MatPartitioning,const char*); 1478 #define MP_PARTY_HELPFUL_SETS "hs" 1479 #define MP_PARTY_KERNIGHAN_LIN "kl" 1480 #define MP_PARTY_NONE "no" 1481 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetLocal(MatPartitioning,const char*); 1482 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetCoarseLevel(MatPartitioning,PetscReal); 1483 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetBipart(MatPartitioning,PetscBool); 1484 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetMatchOptimization(MatPartitioning,PetscBool); 1485 1486 typedef enum { MP_PTSCOTCH_DEFAULT,MP_PTSCOTCH_QUALITY,MP_PTSCOTCH_SPEED,MP_PTSCOTCH_BALANCE,MP_PTSCOTCH_SAFETY,MP_PTSCOTCH_SCALABILITY } MPPTScotchStrategyType; 1487 PETSC_EXTERN const char *const MPPTScotchStrategyTypes[]; 1488 1489 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetImbalance(MatPartitioning,PetscReal); 1490 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetImbalance(MatPartitioning,PetscReal*); 1491 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetStrategy(MatPartitioning,MPPTScotchStrategyType); 1492 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetStrategy(MatPartitioning,MPPTScotchStrategyType*); 1493 1494 /* 1495 * hierarchical partitioning 1496 */ 1497 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetFineparts(MatPartitioning,IS*); 1498 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetCoarseparts(MatPartitioning,IS*); 1499 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNcoarseparts(MatPartitioning,PetscInt); 1500 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNfineparts(MatPartitioning, PetscInt); 1501 1502 PETSC_EXTERN PetscErrorCode MatMeshToVertexGraph(Mat,PetscInt,Mat*); 1503 PETSC_EXTERN PetscErrorCode MatMeshToCellGraph(Mat,PetscInt,Mat*); 1504 1505 /* 1506 If you add entries here you must also add them to include/petscmat.h 1507 and src/mat/f90-mod/petscmat.h 1508 */ 1509 typedef enum { MATOP_SET_VALUES=0, 1510 MATOP_GET_ROW=1, 1511 MATOP_RESTORE_ROW=2, 1512 MATOP_MULT=3, 1513 MATOP_MULT_ADD=4, 1514 MATOP_MULT_TRANSPOSE=5, 1515 MATOP_MULT_TRANSPOSE_ADD=6, 1516 MATOP_SOLVE=7, 1517 MATOP_SOLVE_ADD=8, 1518 MATOP_SOLVE_TRANSPOSE=9, 1519 MATOP_SOLVE_TRANSPOSE_ADD=10, 1520 MATOP_LUFACTOR=11, 1521 MATOP_CHOLESKYFACTOR=12, 1522 MATOP_SOR=13, 1523 MATOP_TRANSPOSE=14, 1524 MATOP_GETINFO=15, 1525 MATOP_EQUAL=16, 1526 MATOP_GET_DIAGONAL=17, 1527 MATOP_DIAGONAL_SCALE=18, 1528 MATOP_NORM=19, 1529 MATOP_ASSEMBLY_BEGIN=20, 1530 MATOP_ASSEMBLY_END=21, 1531 MATOP_SET_OPTION=22, 1532 MATOP_ZERO_ENTRIES=23, 1533 MATOP_ZERO_ROWS=24, 1534 MATOP_LUFACTOR_SYMBOLIC=25, 1535 MATOP_LUFACTOR_NUMERIC=26, 1536 MATOP_CHOLESKY_FACTOR_SYMBOLIC=27, 1537 MATOP_CHOLESKY_FACTOR_NUMERIC=28, 1538 MATOP_SETUP_PREALLOCATION=29, 1539 MATOP_ILUFACTOR_SYMBOLIC=30, 1540 MATOP_ICCFACTOR_SYMBOLIC=31, 1541 MATOP_GET_DIAGONAL_BLOCK=32, 1542 MATOP_FREE_INTER_STRUCT=33, 1543 MATOP_DUPLICATE=34, 1544 MATOP_FORWARD_SOLVE=35, 1545 MATOP_BACKWARD_SOLVE=36, 1546 MATOP_ILUFACTOR=37, 1547 MATOP_ICCFACTOR=38, 1548 MATOP_AXPY=39, 1549 MATOP_CREATE_SUBMATRICES=40, 1550 MATOP_INCREASE_OVERLAP=41, 1551 MATOP_GET_VALUES=42, 1552 MATOP_COPY=43, 1553 MATOP_GET_ROW_MAX=44, 1554 MATOP_SCALE=45, 1555 MATOP_SHIFT=46, 1556 MATOP_DIAGONAL_SET=47, 1557 MATOP_ZERO_ROWS_COLUMNS=48, 1558 MATOP_SET_RANDOM=49, 1559 MATOP_GET_ROW_IJ=50, 1560 MATOP_RESTORE_ROW_IJ=51, 1561 MATOP_GET_COLUMN_IJ=52, 1562 MATOP_RESTORE_COLUMN_IJ=53, 1563 MATOP_FDCOLORING_CREATE=54, 1564 MATOP_COLORING_PATCH=55, 1565 MATOP_SET_UNFACTORED=56, 1566 MATOP_PERMUTE=57, 1567 MATOP_SET_VALUES_BLOCKED=58, 1568 MATOP_CREATE_SUBMATRIX=59, 1569 MATOP_DESTROY=60, 1570 MATOP_VIEW=61, 1571 MATOP_CONVERT_FROM=62, 1572 MATOP_MATMAT_MULT=63, 1573 MATOP_MATMAT_MULT_SYMBOLIC=64, 1574 MATOP_MATMAT_MULT_NUMERIC=65, 1575 MATOP_SET_LOCAL_TO_GLOBAL_MAP=66, 1576 MATOP_SET_VALUES_LOCAL=67, 1577 MATOP_ZERO_ROWS_LOCAL=68, 1578 MATOP_GET_ROW_MAX_ABS=69, 1579 MATOP_GET_ROW_MIN_ABS=70, 1580 MATOP_CONVERT=71, 1581 MATOP_SET_COLORING=72, 1582 /* MATOP_PLACEHOLDER_73=73, */ 1583 MATOP_SET_VALUES_ADIFOR=74, 1584 MATOP_FD_COLORING_APPLY=75, 1585 MATOP_SET_FROM_OPTIONS=76, 1586 MATOP_MULT_CONSTRAINED=77, 1587 MATOP_MULT_TRANSPOSE_CONSTRAIN=78, 1588 MATOP_FIND_ZERO_DIAGONALS=79, 1589 MATOP_MULT_MULTIPLE=80, 1590 MATOP_SOLVE_MULTIPLE=81, 1591 MATOP_GET_INERTIA=82, 1592 MATOP_LOAD=83, 1593 MATOP_IS_SYMMETRIC=84, 1594 MATOP_IS_HERMITIAN=85, 1595 MATOP_IS_STRUCTURALLY_SYMMETRIC=86, 1596 MATOP_SET_VALUES_BLOCKEDLOCAL=87, 1597 MATOP_CREATE_VECS=88, 1598 MATOP_MAT_MULT=89, 1599 MATOP_MAT_MULT_SYMBOLIC=90, 1600 MATOP_MAT_MULT_NUMERIC=91, 1601 MATOP_PTAP=92, 1602 MATOP_PTAP_SYMBOLIC=93, 1603 MATOP_PTAP_NUMERIC=94, 1604 MATOP_MAT_TRANSPOSE_MULT=95, 1605 MATOP_MAT_TRANSPOSE_MULT_SYMBO=96, 1606 MATOP_MAT_TRANSPOSE_MULT_NUMER=97, 1607 /* MATOP_PLACEHOLDER_98=98, */ 1608 MATOP_PRODUCTSETFROMOPTIONS=99, 1609 MATOP_PRODUCTSYMBOLIC=100, 1610 MATOP_PRODUCTNUMERIC=101, 1611 MATOP_CONJUGATE=102, 1612 /* MATOP_PLACEHOLDER_103=103, */ 1613 MATOP_SET_VALUES_ROW=104, 1614 MATOP_REAL_PART=105, 1615 MATOP_IMAGINARY_PART=106, 1616 MATOP_GET_ROW_UPPER_TRIANGULAR=107, 1617 MATOP_RESTORE_ROW_UPPER_TRIANG=108, 1618 MATOP_MAT_SOLVE=109, 1619 MATOP_MAT_SOLVE_TRANSPOSE=110, 1620 MATOP_GET_ROW_MIN=111, 1621 MATOP_GET_COLUMN_VECTOR=112, 1622 MATOP_MISSING_DIAGONAL=113, 1623 MATOP_GET_SEQ_NONZERO_STRUCTUR=114, 1624 MATOP_CREATE=115, 1625 MATOP_GET_GHOSTS=116, 1626 MATOP_GET_LOCAL_SUB_MATRIX=117, 1627 MATOP_RESTORE_LOCALSUB_MATRIX=118, 1628 MATOP_MULT_DIAGONAL_BLOCK=119, 1629 MATOP_HERMITIAN_TRANSPOSE=120, 1630 MATOP_MULT_HERMITIAN_TRANSPOSE=121, 1631 MATOP_MULT_HERMITIAN_TRANS_ADD=122, 1632 MATOP_GET_MULTI_PROC_BLOCK=123, 1633 MATOP_FIND_NONZERO_ROWS=124, 1634 MATOP_GET_COLUMN_NORMS=125, 1635 MATOP_INVERT_BLOCK_DIAGONAL=126, 1636 /* MATOP_PLACEHOLDER_127=127, */ 1637 MATOP_CREATE_SUB_MATRICES_MPI=128, 1638 MATOP_SET_VALUES_BATCH=129, 1639 MATOP_TRANSPOSE_MAT_MULT=130, 1640 MATOP_TRANSPOSE_MAT_MULT_SYMBO=131, 1641 MATOP_TRANSPOSE_MAT_MULT_NUMER=132, 1642 MATOP_TRANSPOSE_COLORING_CREAT=133, 1643 MATOP_TRANS_COLORING_APPLY_SPT=134, 1644 MATOP_TRANS_COLORING_APPLY_DEN=135, 1645 MATOP_RART=136, 1646 MATOP_RART_SYMBOLIC=137, 1647 MATOP_RART_NUMERIC=138, 1648 MATOP_SET_BLOCK_SIZES=139, 1649 MATOP_AYPX=140, 1650 MATOP_RESIDUAL=141, 1651 MATOP_FDCOLORING_SETUP=142, 1652 MATOP_MPICONCATENATESEQ=144, 1653 MATOP_DESTROYSUBMATRICES=145, 1654 MATOP_TRANSPOSE_SOLVE=146, 1655 MATOP_GET_VALUES_LOCAL=147 1656 } MatOperation; 1657 PETSC_EXTERN PetscErrorCode MatSetOperation(Mat,MatOperation,void(*)(void)); 1658 PETSC_EXTERN PetscErrorCode MatGetOperation(Mat,MatOperation,void(**)(void)); 1659 PETSC_EXTERN PetscErrorCode MatHasOperation(Mat,MatOperation,PetscBool*); 1660 PETSC_EXTERN PetscErrorCode MatHasCongruentLayouts(Mat,PetscBool*); 1661 PETSC_DEPRECATED_FUNCTION("Use MatProductClear() (since version 3.14)") PETSC_STATIC_INLINE PetscErrorCode MatFreeIntermediateDataStructures(Mat A) {return MatProductClear(A);} 1662 PETSC_EXTERN PetscErrorCode MatShellSetOperation(Mat,MatOperation,void(*)(void)); 1663 PETSC_EXTERN PetscErrorCode MatShellGetOperation(Mat,MatOperation,void(**)(void)); 1664 PETSC_EXTERN PetscErrorCode MatShellSetContext(Mat,void*); 1665 PETSC_EXTERN PetscErrorCode MatShellSetVecType(Mat,VecType); 1666 PETSC_EXTERN PetscErrorCode MatShellTestMult(Mat,PetscErrorCode (*)(void*,Vec,Vec),Vec,void*,PetscBool*); 1667 PETSC_EXTERN PetscErrorCode MatShellTestMultTranspose(Mat,PetscErrorCode (*)(void*,Vec,Vec),Vec,void*,PetscBool*); 1668 PETSC_EXTERN PetscErrorCode MatShellSetManageScalingShifts(Mat); 1669 PETSC_EXTERN PetscErrorCode MatShellSetMatProductOperation(Mat,MatProductType,PetscErrorCode (*)(Mat,Mat,Mat,void**),PetscErrorCode (*)(Mat,Mat,Mat,void*),PetscErrorCode (*)(void*),MatType,MatType); 1670 PETSC_EXTERN PetscErrorCode MatIsShell(Mat,PetscBool*); 1671 1672 /* 1673 Codes for matrices stored on disk. By default they are 1674 stored in a universal format. By changing the format with 1675 PetscViewerPushFormat(viewer,PETSC_VIEWER_NATIVE); the matrices will 1676 be stored in a way natural for the matrix, for example dense matrices 1677 would be stored as dense. Matrices stored this way may only be 1678 read into matrices of the same type. 1679 */ 1680 #define MATRIX_BINARY_FORMAT_DENSE -1 1681 1682 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetHashTableFactor(Mat,PetscReal); 1683 1684 PETSC_EXTERN PetscErrorCode MatISSetLocalMatType(Mat,MatType); 1685 PETSC_EXTERN PetscErrorCode MatISSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 1686 PETSC_EXTERN PetscErrorCode MatISStoreL2L(Mat,PetscBool); 1687 PETSC_EXTERN PetscErrorCode MatISFixLocalEmpty(Mat,PetscBool); 1688 PETSC_EXTERN PetscErrorCode MatISGetLocalMat(Mat,Mat*); 1689 PETSC_EXTERN PetscErrorCode MatISRestoreLocalMat(Mat,Mat*); 1690 PETSC_EXTERN PetscErrorCode MatISSetLocalMat(Mat,Mat); 1691 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use the MatConvert() interface (since version 3.10)") PetscErrorCode MatISGetMPIXAIJ(Mat,MatReuse,Mat*); 1692 1693 /*S 1694 MatNullSpace - Object that removes a null space from a vector, i.e. 1695 orthogonalizes the vector to a subsapce 1696 1697 Level: advanced 1698 1699 Users manual sections: 1700 . sec_singular 1701 1702 .seealso: MatNullSpaceCreate() 1703 S*/ 1704 typedef struct _p_MatNullSpace* MatNullSpace; 1705 1706 PETSC_EXTERN PetscErrorCode MatNullSpaceCreate(MPI_Comm,PetscBool ,PetscInt,const Vec[],MatNullSpace*); 1707 PETSC_EXTERN PetscErrorCode MatNullSpaceSetFunction(MatNullSpace,PetscErrorCode (*)(MatNullSpace,Vec,void*),void*); 1708 PETSC_EXTERN PetscErrorCode MatNullSpaceDestroy(MatNullSpace*); 1709 PETSC_EXTERN PetscErrorCode MatNullSpaceRemove(MatNullSpace,Vec); 1710 PETSC_EXTERN PetscErrorCode MatGetNullSpace(Mat, MatNullSpace *); 1711 PETSC_EXTERN PetscErrorCode MatGetTransposeNullSpace(Mat, MatNullSpace *); 1712 PETSC_EXTERN PetscErrorCode MatSetTransposeNullSpace(Mat,MatNullSpace); 1713 PETSC_EXTERN PetscErrorCode MatSetNullSpace(Mat,MatNullSpace); 1714 PETSC_EXTERN PetscErrorCode MatSetNearNullSpace(Mat,MatNullSpace); 1715 PETSC_EXTERN PetscErrorCode MatGetNearNullSpace(Mat,MatNullSpace*); 1716 PETSC_EXTERN PetscErrorCode MatNullSpaceTest(MatNullSpace,Mat,PetscBool *); 1717 PETSC_EXTERN PetscErrorCode MatNullSpaceView(MatNullSpace,PetscViewer); 1718 PETSC_EXTERN PetscErrorCode MatNullSpaceGetVecs(MatNullSpace,PetscBool*,PetscInt*,const Vec**); 1719 PETSC_EXTERN PetscErrorCode MatNullSpaceCreateRigidBody(Vec,MatNullSpace*); 1720 1721 PETSC_EXTERN PetscErrorCode MatReorderingSeqSBAIJ(Mat,IS); 1722 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetHashTableFactor(Mat,PetscReal); 1723 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetColumnIndices(Mat,PetscInt *); 1724 1725 PETSC_EXTERN PetscErrorCode MatCreateMAIJ(Mat,PetscInt,Mat*); 1726 PETSC_EXTERN PetscErrorCode MatMAIJRedimension(Mat,PetscInt,Mat*); 1727 PETSC_EXTERN PetscErrorCode MatMAIJGetAIJ(Mat,Mat*); 1728 1729 PETSC_EXTERN PetscErrorCode MatComputeOperator(Mat,MatType,Mat*); 1730 PETSC_EXTERN PetscErrorCode MatComputeOperatorTranspose(Mat,MatType,Mat*); 1731 1732 PETSC_DEPRECATED_FUNCTION("Use MatComputeOperator() (since version 3.12)") PETSC_STATIC_INLINE PetscErrorCode MatComputeExplicitOperator(Mat A,Mat* B) { return MatComputeOperator(A,NULL,B); } 1733 PETSC_DEPRECATED_FUNCTION("Use MatComputeOperatorTranspose() (since version 3.12)") PETSC_STATIC_INLINE PetscErrorCode MatComputeExplicitOperatorTranspose(Mat A,Mat* B) { return MatComputeOperatorTranspose(A,NULL,B); } 1734 1735 PETSC_EXTERN PetscErrorCode MatCreateKAIJ(Mat,PetscInt,PetscInt,const PetscScalar[],const PetscScalar[],Mat*); 1736 PETSC_EXTERN PetscErrorCode MatKAIJGetAIJ(Mat,Mat*); 1737 PETSC_EXTERN PetscErrorCode MatKAIJGetS(Mat,PetscInt*,PetscInt*,PetscScalar**); 1738 PETSC_EXTERN PetscErrorCode MatKAIJGetSRead(Mat,PetscInt*,PetscInt*,const PetscScalar**); 1739 PETSC_EXTERN PetscErrorCode MatKAIJRestoreS(Mat,PetscScalar**); 1740 PETSC_EXTERN PetscErrorCode MatKAIJRestoreSRead(Mat,const PetscScalar**); 1741 PETSC_EXTERN PetscErrorCode MatKAIJGetT(Mat,PetscInt*,PetscInt*,PetscScalar**); 1742 PETSC_EXTERN PetscErrorCode MatKAIJGetTRead(Mat,PetscInt*,PetscInt*,const PetscScalar**); 1743 PETSC_EXTERN PetscErrorCode MatKAIJRestoreT(Mat,PetscScalar**); 1744 PETSC_EXTERN PetscErrorCode MatKAIJRestoreTRead(Mat,const PetscScalar**); 1745 PETSC_EXTERN PetscErrorCode MatKAIJSetAIJ(Mat,Mat); 1746 PETSC_EXTERN PetscErrorCode MatKAIJSetS(Mat,PetscInt,PetscInt,const PetscScalar[]); 1747 PETSC_EXTERN PetscErrorCode MatKAIJSetT(Mat,PetscInt,PetscInt,const PetscScalar[]); 1748 PETSC_EXTERN PetscErrorCode MatKAIJGetScaledIdentity(Mat,PetscBool*); 1749 1750 PETSC_EXTERN PetscErrorCode MatDiagonalScaleLocal(Mat,Vec); 1751 1752 PETSC_EXTERN PetscErrorCode MatCreateMFFD(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,Mat*); 1753 PETSC_EXTERN PetscErrorCode MatMFFDSetBase(Mat,Vec,Vec); 1754 PETSC_EXTERN PetscErrorCode MatMFFDSetFunction(Mat,PetscErrorCode(*)(void*,Vec,Vec),void*); 1755 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioni(Mat,PetscErrorCode (*)(void*,PetscInt,Vec,PetscScalar*)); 1756 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioniBase(Mat,PetscErrorCode (*)(void*,Vec)); 1757 PETSC_EXTERN PetscErrorCode MatMFFDSetHHistory(Mat,PetscScalar[],PetscInt); 1758 PETSC_EXTERN PetscErrorCode MatMFFDResetHHistory(Mat); 1759 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctionError(Mat,PetscReal); 1760 PETSC_EXTERN PetscErrorCode MatMFFDSetPeriod(Mat,PetscInt); 1761 PETSC_EXTERN PetscErrorCode MatMFFDGetH(Mat,PetscScalar *); 1762 PETSC_EXTERN PetscErrorCode MatMFFDSetOptionsPrefix(Mat,const char[]); 1763 PETSC_EXTERN PetscErrorCode MatMFFDCheckPositivity(void*,Vec,Vec,PetscScalar*); 1764 PETSC_EXTERN PetscErrorCode MatMFFDSetCheckh(Mat,PetscErrorCode (*)(void*,Vec,Vec,PetscScalar*),void*); 1765 1766 /*S 1767 MatMFFD - A data structured used to manage the computation of the h differencing parameter for matrix-free 1768 Jacobian vector products 1769 1770 Notes: 1771 MATMFFD is a specific MatType which uses the MatMFFD data structure 1772 1773 MatMFFD*() methods actually take the Mat as their first argument. Not a MatMFFD data structure 1774 1775 Level: developer 1776 1777 .seealso: MATMFFD, MatCreateMFFD(), MatMFFDSetFuction(), MatMFFDSetType(), MatMFFDRegister() 1778 S*/ 1779 typedef struct _p_MatMFFD* MatMFFD; 1780 1781 /*J 1782 MatMFFDType - algorithm used to compute the h used in computing matrix-vector products via differencing of the function 1783 1784 Level: beginner 1785 1786 .seealso: MatMFFDSetType(), MatMFFDRegister() 1787 J*/ 1788 typedef const char* MatMFFDType; 1789 #define MATMFFD_DS "ds" 1790 #define MATMFFD_WP "wp" 1791 1792 PETSC_EXTERN PetscErrorCode MatMFFDSetType(Mat,MatMFFDType); 1793 PETSC_EXTERN PetscErrorCode MatMFFDRegister(const char[],PetscErrorCode (*)(MatMFFD)); 1794 1795 PETSC_EXTERN PetscErrorCode MatMFFDDSSetUmin(Mat,PetscReal); 1796 PETSC_EXTERN PetscErrorCode MatMFFDWPSetComputeNormU(Mat,PetscBool); 1797 1798 PETSC_EXTERN PetscErrorCode MatFDColoringSetType(MatFDColoring,MatMFFDType); 1799 1800 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *); 1801 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *); 1802 1803 #ifdef PETSC_HAVE_HARA 1804 PETSC_EXTERN_TYPEDEF typedef PetscScalar (*MatHaraKernel)(PetscInt,PetscReal[],PetscReal[],void*); 1805 PETSC_EXTERN PetscErrorCode MatCreateHaraFromKernel(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscReal[],MatHaraKernel,void*,PetscReal,PetscInt,PetscInt,Mat*); 1806 PETSC_EXTERN PetscErrorCode MatCreateHaraFromMat(Mat,PetscInt,const PetscReal[],PetscReal,PetscInt,PetscInt,PetscInt,PetscReal,Mat*); 1807 PETSC_EXTERN PetscErrorCode MatHaraSetSamplingMat(Mat,Mat,PetscInt,PetscReal); 1808 #endif 1809 1810 /* 1811 PETSc interface to MUMPS 1812 */ 1813 #ifdef PETSC_HAVE_MUMPS 1814 PETSC_EXTERN PetscErrorCode MatMumpsSetIcntl(Mat,PetscInt,PetscInt); 1815 PETSC_EXTERN PetscErrorCode MatMumpsGetIcntl(Mat,PetscInt,PetscInt*); 1816 PETSC_EXTERN PetscErrorCode MatMumpsSetCntl(Mat,PetscInt,PetscReal); 1817 PETSC_EXTERN PetscErrorCode MatMumpsGetCntl(Mat,PetscInt,PetscReal*); 1818 1819 PETSC_EXTERN PetscErrorCode MatMumpsGetInfo(Mat,PetscInt,PetscInt*); 1820 PETSC_EXTERN PetscErrorCode MatMumpsGetInfog(Mat,PetscInt,PetscInt*); 1821 PETSC_EXTERN PetscErrorCode MatMumpsGetRinfo(Mat,PetscInt,PetscReal*); 1822 PETSC_EXTERN PetscErrorCode MatMumpsGetRinfog(Mat,PetscInt,PetscReal*); 1823 PETSC_EXTERN PetscErrorCode MatMumpsGetInverse(Mat,Mat); 1824 PETSC_EXTERN PetscErrorCode MatMumpsGetInverseTranspose(Mat,Mat); 1825 #endif 1826 1827 /* 1828 PETSc interface to Mkl_Pardiso 1829 */ 1830 #ifdef PETSC_HAVE_MKL_PARDISO 1831 PETSC_EXTERN PetscErrorCode MatMkl_PardisoSetCntl(Mat,PetscInt,PetscInt); 1832 #endif 1833 1834 /* 1835 PETSc interface to Mkl_CPardiso 1836 */ 1837 #ifdef PETSC_HAVE_MKL_CPARDISO 1838 PETSC_EXTERN PetscErrorCode MatMkl_CPardisoSetCntl(Mat,PetscInt,PetscInt); 1839 #endif 1840 1841 /* 1842 PETSc interface to SUPERLU 1843 */ 1844 #ifdef PETSC_HAVE_SUPERLU 1845 PETSC_EXTERN PetscErrorCode MatSuperluSetILUDropTol(Mat,PetscReal); 1846 #endif 1847 1848 /* 1849 PETSc interface to SUPERLU_DIST 1850 */ 1851 #ifdef PETSC_HAVE_SUPERLU_DIST 1852 PETSC_EXTERN PetscErrorCode MatSuperluDistGetDiagU(Mat,PetscScalar*); 1853 #endif 1854 1855 /* 1856 PETSc interface to STRUMPACK 1857 */ 1858 #ifdef PETSC_HAVE_STRUMPACK 1859 /*E 1860 MatSTRUMPACKReordering - sparsity reducing ordering to be used in STRUMPACK 1861 1862 Level: intermediate 1863 E*/ 1864 typedef enum {MAT_STRUMPACK_NATURAL=0, 1865 MAT_STRUMPACK_METIS=1, 1866 MAT_STRUMPACK_PARMETIS=2, 1867 MAT_STRUMPACK_SCOTCH=3, 1868 MAT_STRUMPACK_PTSCOTCH=4, 1869 MAT_STRUMPACK_RCM=5} MatSTRUMPACKReordering; 1870 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetReordering(Mat,MatSTRUMPACKReordering); 1871 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetColPerm(Mat,PetscBool); 1872 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSRelTol(Mat,PetscReal); 1873 PETSC_DEPRECATED_FUNCTION("Use MatSTRUMPACKSetHSSRelTol() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSTRUMPACKSetHSSRelCompTol(Mat mat,PetscReal rtol) {return MatSTRUMPACKSetHSSRelTol(mat,rtol);} 1874 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSAbsTol(Mat,PetscReal); 1875 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSMinSepSize(Mat,PetscInt); 1876 PETSC_DEPRECATED_FUNCTION("Use MatSTRUMPACKSetHSSMinSepSize() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSTRUMPACKSetHSSMinSize(Mat mat,PetscInt hssminsize) {return MatSTRUMPACKSetHSSMinSepSize(mat,hssminsize);} 1877 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSMaxRank(Mat,PetscInt); 1878 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSLeafSize(Mat,PetscInt); 1879 #endif 1880 1881 1882 PETSC_EXTERN PetscErrorCode MatBindToCPU(Mat,PetscBool); 1883 PETSC_DEPRECATED_FUNCTION("Use MatBindToCPU (since v3.13)") PETSC_STATIC_INLINE PetscErrorCode MatPinToCPU(Mat A,PetscBool flg) {return MatBindToCPU(A,flg);} 1884 1885 typedef struct _p_SplitCSRMat PetscSplitCSRDataStructure; 1886 1887 #ifdef PETSC_HAVE_KOKKOS_KERNELS 1888 PETSC_EXTERN PetscErrorCode MatKokkosGetDeviceMatWrite(Mat,PetscSplitCSRDataStructure**); 1889 PETSC_EXTERN PetscErrorCode MatSeqAIJKokkosSetDeviceMat(Mat, PetscSplitCSRDataStructure *); 1890 PETSC_EXTERN PetscErrorCode MatSeqAIJKokkosGetDeviceMat(Mat, PetscSplitCSRDataStructure **); 1891 #endif 1892 1893 #ifdef PETSC_HAVE_CUDA 1894 /*E 1895 MatCUSPARSEStorageFormat - indicates the storage format for CUSPARSE (GPU) 1896 matrices. 1897 1898 Not Collective 1899 1900 + MAT_CUSPARSE_CSR - Compressed Sparse Row 1901 . MAT_CUSPARSE_ELL - Ellpack (requires CUDA 4.2 or later). 1902 - MAT_CUSPARSE_HYB - Hybrid, a combination of Ellpack and Coordinate format (requires CUDA 4.2 or later). 1903 1904 Level: intermediate 1905 1906 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 1907 1908 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEFormatOperation 1909 E*/ 1910 1911 typedef enum {MAT_CUSPARSE_CSR, MAT_CUSPARSE_ELL, MAT_CUSPARSE_HYB} MatCUSPARSEStorageFormat; 1912 1913 /* these will be strings associated with enumerated type defined above */ 1914 PETSC_EXTERN const char *const MatCUSPARSEStorageFormats[]; 1915 1916 /*E 1917 MatCUSPARSEFormatOperation - indicates the operation of CUSPARSE (GPU) 1918 matrices whose operation should use a particular storage format. 1919 1920 Not Collective 1921 1922 + MAT_CUSPARSE_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult 1923 . MAT_CUSPARSE_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult 1924 . MAT_CUSPARSE_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult 1925 - MAT_CUSPARSE_ALL - sets the storage format for all CUSPARSE (GPU) matrices 1926 1927 Level: intermediate 1928 1929 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEStorageFormat 1930 E*/ 1931 typedef enum {MAT_CUSPARSE_MULT_DIAG, MAT_CUSPARSE_MULT_OFFDIAG, MAT_CUSPARSE_MULT, MAT_CUSPARSE_ALL} MatCUSPARSEFormatOperation; 1932 1933 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1934 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1935 PETSC_EXTERN PetscErrorCode MatCUSPARSESetFormat(Mat,MatCUSPARSEFormatOperation,MatCUSPARSEStorageFormat); 1936 PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSESetGenerateTranspose(Mat,PetscBool); 1937 1938 PETSC_EXTERN PetscErrorCode MatCUSPARSEGetDeviceMatWrite(Mat,PetscSplitCSRDataStructure**); 1939 1940 PETSC_EXTERN PetscErrorCode MatCreateDenseCUDA(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*); 1941 PETSC_EXTERN PetscErrorCode MatCreateSeqDenseCUDA(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*); 1942 PETSC_EXTERN PetscErrorCode MatMPIDenseCUDASetPreallocation(Mat,PetscScalar[]); 1943 PETSC_EXTERN PetscErrorCode MatSeqDenseCUDASetPreallocation(Mat,PetscScalar[]); 1944 PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArrayWrite(Mat,PetscScalar**); 1945 PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArrayRead(Mat,const PetscScalar**); 1946 PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArray(Mat,PetscScalar**); 1947 PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArrayWrite(Mat,PetscScalar**); 1948 PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArrayRead(Mat,const PetscScalar**); 1949 PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArray(Mat,PetscScalar**); 1950 PETSC_EXTERN PetscErrorCode MatDenseCUDAPlaceArray(Mat,const PetscScalar*); 1951 PETSC_EXTERN PetscErrorCode MatDenseCUDAReplaceArray(Mat,const PetscScalar*); 1952 PETSC_EXTERN PetscErrorCode MatDenseCUDAResetArray(Mat); 1953 1954 #endif 1955 1956 #if defined(PETSC_HAVE_VIENNACL) 1957 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1958 PETSC_EXTERN PetscErrorCode MatCreateAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1959 #endif 1960 1961 /* 1962 PETSc interface to FFTW 1963 */ 1964 #if defined(PETSC_HAVE_FFTW) 1965 PETSC_EXTERN PetscErrorCode VecScatterPetscToFFTW(Mat,Vec,Vec); 1966 PETSC_EXTERN PetscErrorCode VecScatterFFTWToPetsc(Mat,Vec,Vec); 1967 PETSC_EXTERN PetscErrorCode MatCreateVecsFFTW(Mat,Vec*,Vec*,Vec*); 1968 #endif 1969 1970 #if defined(PETSC_HAVE_SCALAPACK) 1971 PETSC_EXTERN PetscErrorCode MatCreateScaLAPACK(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,Mat*); 1972 PETSC_EXTERN PetscErrorCode MatScaLAPACKSetBlockSizes(Mat,PetscInt,PetscInt); 1973 PETSC_EXTERN PetscErrorCode MatScaLAPACKGetBlockSizes(Mat,PetscInt*,PetscInt*); 1974 #endif 1975 1976 PETSC_EXTERN PetscErrorCode MatCreateNest(MPI_Comm,PetscInt,const IS[],PetscInt,const IS[],const Mat[],Mat*); 1977 PETSC_EXTERN PetscErrorCode MatNestGetSize(Mat,PetscInt*,PetscInt*); 1978 PETSC_EXTERN PetscErrorCode MatNestGetISs(Mat,IS[],IS[]); 1979 PETSC_EXTERN PetscErrorCode MatNestGetLocalISs(Mat,IS[],IS[]); 1980 PETSC_EXTERN PetscErrorCode MatNestGetSubMats(Mat,PetscInt*,PetscInt*,Mat***); 1981 PETSC_EXTERN PetscErrorCode MatNestGetSubMat(Mat,PetscInt,PetscInt,Mat*); 1982 PETSC_EXTERN PetscErrorCode MatNestSetVecType(Mat,VecType); 1983 PETSC_EXTERN PetscErrorCode MatNestSetSubMats(Mat,PetscInt,const IS[],PetscInt,const IS[],const Mat[]); 1984 PETSC_EXTERN PetscErrorCode MatNestSetSubMat(Mat,PetscInt,PetscInt,Mat); 1985 1986 PETSC_EXTERN PetscErrorCode MatChop(Mat,PetscReal); 1987 PETSC_EXTERN PetscErrorCode MatComputeBandwidth(Mat,PetscReal,PetscInt*); 1988 1989 PETSC_EXTERN PetscErrorCode MatSubdomainsCreateCoalesce(Mat,PetscInt,PetscInt*,IS**); 1990 1991 PETSC_EXTERN PetscErrorCode MatPreallocatorPreallocate(Mat,PetscBool,Mat); 1992 1993 PETSC_INTERN PetscErrorCode MatHeaderMerge(Mat,Mat*); 1994 PETSC_EXTERN PetscErrorCode MatHeaderReplace(Mat,Mat*); 1995 #endif 1996