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