1 /* 2 Include file for the matrix component of PETSc 3 */ 4 #ifndef PETSCMAT_H 5 #define PETSCMAT_H 6 #include <petscvec.h> 7 8 /*S 9 Mat - Abstract PETSc matrix object used to manage all linear operators in PETSc, even those without 10 an explicit sparse representation (such as matrix-free operators) 11 12 Level: beginner 13 14 .seealso: MatCreate(), MatType, MatSetType(), MatDestroy() 15 S*/ 16 typedef struct _p_Mat* Mat; 17 18 /*J 19 MatType - String with the name of a PETSc matrix type 20 21 Level: beginner 22 23 .seealso: MatSetType(), Mat, MatSolverType, MatRegister() 24 J*/ 25 typedef const char* MatType; 26 #define MATSAME "same" 27 #define MATMAIJ "maij" 28 #define MATSEQMAIJ "seqmaij" 29 #define MATMPIMAIJ "mpimaij" 30 #define MATKAIJ "kaij" 31 #define MATSEQKAIJ "seqkaij" 32 #define MATMPIKAIJ "mpikaij" 33 #define MATIS "is" 34 #define MATAIJ "aij" 35 #define MATSEQAIJ "seqaij" 36 #define MATMPIAIJ "mpiaij" 37 #define MATAIJCRL "aijcrl" 38 #define MATSEQAIJCRL "seqaijcrl" 39 #define MATMPIAIJCRL "mpiaijcrl" 40 #define MATAIJCUSPARSE "aijcusparse" 41 #define MATSEQAIJCUSPARSE "seqaijcusparse" 42 #define MATMPIAIJCUSPARSE "mpiaijcusparse" 43 #define MATAIJKOKKOS "aijkokkos" 44 #define MATSEQAIJKOKKOS "seqaijkokkos" 45 #define MATMPIAIJKOKKOS "mpiaijkokkos" 46 #define MATAIJVIENNACL "aijviennacl" 47 #define MATSEQAIJVIENNACL "seqaijviennacl" 48 #define MATMPIAIJVIENNACL "mpiaijviennacl" 49 #define MATAIJPERM "aijperm" 50 #define MATSEQAIJPERM "seqaijperm" 51 #define MATMPIAIJPERM "mpiaijperm" 52 #define MATAIJSELL "aijsell" 53 #define MATSEQAIJSELL "seqaijsell" 54 #define MATMPIAIJSELL "mpiaijsell" 55 #define MATAIJMKL "aijmkl" 56 #define MATSEQAIJMKL "seqaijmkl" 57 #define MATMPIAIJMKL "mpiaijmkl" 58 #define MATBAIJMKL "baijmkl" 59 #define MATSEQBAIJMKL "seqbaijmkl" 60 #define MATMPIBAIJMKL "mpibaijmkl" 61 #define MATSHELL "shell" 62 #define MATCENTERING "centering" 63 #define MATDENSE "dense" 64 #define MATDENSECUDA "densecuda" 65 #define MATSEQDENSE "seqdense" 66 #define MATSEQDENSECUDA "seqdensecuda" 67 #define MATMPIDENSE "mpidense" 68 #define MATMPIDENSECUDA "mpidensecuda" 69 #define MATELEMENTAL "elemental" 70 #define MATSCALAPACK "scalapack" 71 #define MATBAIJ "baij" 72 #define MATSEQBAIJ "seqbaij" 73 #define MATMPIBAIJ "mpibaij" 74 #define MATMPIADJ "mpiadj" 75 #define MATSBAIJ "sbaij" 76 #define MATSEQSBAIJ "seqsbaij" 77 #define MATMPISBAIJ "mpisbaij" 78 #define MATMFFD "mffd" 79 #define MATNORMAL "normal" 80 #define MATNORMALHERMITIAN "normalh" 81 #define MATLRC "lrc" 82 #define MATSCATTER "scatter" 83 #define MATBLOCKMAT "blockmat" 84 #define MATCOMPOSITE "composite" 85 #define MATFFT "fft" 86 #define MATFFTW "fftw" 87 #define MATSEQCUFFT "seqcufft" 88 #define MATTRANSPOSEMAT "transpose" 89 #define MATSCHURCOMPLEMENT "schurcomplement" 90 #define MATPYTHON "python" 91 #define MATHYPRE "hypre" 92 #define MATHYPRESTRUCT "hyprestruct" 93 #define MATHYPRESSTRUCT "hypresstruct" 94 #define MATSUBMATRIX "submatrix" 95 #define MATLOCALREF "localref" 96 #define MATNEST "nest" 97 #define MATPREALLOCATOR "preallocator" 98 #define MATSELL "sell" 99 #define MATSEQSELL "seqsell" 100 #define MATMPISELL "mpisell" 101 #define MATDUMMY "dummy" 102 #define MATLMVM "lmvm" 103 #define MATLMVMDFP "lmvmdfp" 104 #define MATLMVMBFGS "lmvmbfgs" 105 #define MATLMVMSR1 "lmvmsr1" 106 #define MATLMVMBROYDEN "lmvmbroyden" 107 #define MATLMVMBADBROYDEN "lmvmbadbroyden" 108 #define MATLMVMSYMBROYDEN "lmvmsymbroyden" 109 #define MATLMVMSYMBADBROYDEN "lmvmsymbadbroyden" 110 #define MATLMVMDIAGBROYDEN "lmvmdiagbroyden" 111 #define MATCONSTANTDIAGONAL "constantdiagonal" 112 #define MATHARA "hara" 113 #define MATHTOOL "htool" 114 115 /*J 116 MatSolverType - String with the name of a PETSc matrix solver type. 117 118 For example: "petsc" indicates what PETSc provides, "superlu_dist" the parallel SuperLU_DIST package etc 119 120 Level: beginner 121 122 Notes: MATSOLVERUMFPACK, MATSOLVERCHOLMOD, MATSOLVERKLU, MATSOLVERSPQR form the SuiteSparse package for which you can use --download-suitesparse 123 124 .seealso: MatGetFactor(), PCFactorSetMatSolverType(), PCFactorGetMatSolverType() 125 J*/ 126 typedef const char* MatSolverType; 127 #define MATSOLVERSUPERLU "superlu" 128 #define MATSOLVERSUPERLU_DIST "superlu_dist" 129 #define MATSOLVERSTRUMPACK "strumpack" 130 #define MATSOLVERUMFPACK "umfpack" 131 #define MATSOLVERCHOLMOD "cholmod" 132 #define MATSOLVERKLU "klu" 133 #define MATSOLVERSPARSEELEMENTAL "sparseelemental" 134 #define MATSOLVERELEMENTAL "elemental" 135 #define MATSOLVERSCALAPACK "scalapack" 136 #define MATSOLVERESSL "essl" 137 #define MATSOLVERLUSOL "lusol" 138 #define MATSOLVERMUMPS "mumps" 139 #define MATSOLVERMKL_PARDISO "mkl_pardiso" 140 #define MATSOLVERMKL_CPARDISO "mkl_cpardiso" 141 #define MATSOLVERPASTIX "pastix" 142 #define MATSOLVERMATLAB "matlab" 143 #define MATSOLVERPETSC "petsc" 144 #define MATSOLVERBAS "bas" 145 #define MATSOLVERCUSPARSE "cusparse" 146 #define MATSOLVERCUSPARSEBAND "cusparseband" 147 #define MATSOLVERCUDA "cuda" 148 #define MATSOLVERKOKKOS "kokkos" 149 #define MATSOLVERKOKKOSDEVICE "kokkosdevice" 150 #define MATSOLVERSPQR "spqr" 151 152 /*E 153 MatFactorType - indicates what type of factorization is requested 154 155 Level: beginner 156 157 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 158 159 .seealso: MatSolverType, MatGetFactor(), MatGetFactorAvailable(), MatSolverTypeRegister() 160 E*/ 161 typedef enum {MAT_FACTOR_NONE, MAT_FACTOR_LU, MAT_FACTOR_CHOLESKY, MAT_FACTOR_ILU, MAT_FACTOR_ICC, MAT_FACTOR_ILUDT, MAT_FACTOR_QR, MAT_FACTOR_NUM_TYPES} MatFactorType; 162 PETSC_EXTERN const char *const MatFactorTypes[]; 163 164 PETSC_EXTERN PetscErrorCode MatGetFactor(Mat,MatSolverType,MatFactorType,Mat*); 165 PETSC_EXTERN PetscErrorCode MatGetFactorAvailable(Mat,MatSolverType,MatFactorType,PetscBool *); 166 PETSC_EXTERN PetscErrorCode MatFactorGetCanUseOrdering(Mat, PetscBool*); 167 PETSC_DEPRECATED_FUNCTION("Use MatFactorGetCanUseOrdering() (since version 3.15)") PETSC_STATIC_INLINE PetscErrorCode MatFactorGetUseOrdering(Mat A,PetscBool *b) {return MatFactorGetCanUseOrdering(A,b);} 168 PETSC_EXTERN PetscErrorCode MatFactorGetSolverType(Mat,MatSolverType*); 169 PETSC_EXTERN PetscErrorCode MatGetFactorType(Mat,MatFactorType*); 170 PETSC_EXTERN PetscErrorCode MatSetFactorType(Mat,MatFactorType); 171 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*MatSolverFunction)(Mat,MatFactorType,Mat*); 172 PETSC_EXTERN PetscErrorCode MatSolverTypeRegister(MatSolverType,MatType,MatFactorType,MatSolverFunction); 173 PETSC_EXTERN PetscErrorCode MatSolverTypeGet(MatSolverType,MatType,MatFactorType,PetscBool*,PetscBool*,MatSolverFunction*); 174 typedef MatSolverType MatSolverPackage PETSC_DEPRECATED_TYPEDEF("Use MatSolverType (since version 3.9)"); 175 PETSC_DEPRECATED_FUNCTION("Use MatSolverTypeRegister() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSolverPackageRegister(MatSolverType stype,MatType mtype,MatFactorType ftype,MatSolverFunction f) 176 { return MatSolverTypeRegister(stype,mtype,ftype,f); } 177 PETSC_DEPRECATED_FUNCTION("Use MatSolverTypeGet() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSolverPackageGet(MatSolverType stype,MatType mtype,MatFactorType ftype,PetscBool *foundmtype,PetscBool *foundstype,MatSolverFunction *f) 178 { return MatSolverTypeGet(stype,mtype,ftype,foundmtype,foundstype,f); } 179 180 /*E 181 MatProductType - indicates what type of matrix product is requested 182 183 Level: beginner 184 185 .seealso: MatSolverType, MatProductSetType() 186 E*/ 187 typedef enum {MATPRODUCT_UNSPECIFIED=0,MATPRODUCT_AB,MATPRODUCT_AtB,MATPRODUCT_ABt,MATPRODUCT_PtAP,MATPRODUCT_RARt,MATPRODUCT_ABC} MatProductType; 188 PETSC_EXTERN const char *const MatProductTypes[]; 189 190 /*J 191 MatProductAlgorithm - String with the name of an algorithm for a PETSc matrix product implementation 192 193 Level: beginner 194 195 .seealso: MatSetType(), Mat, MatSolverType, MatRegister(), MatProductSetAlgorithm(), MatProductType 196 J*/ 197 typedef const char* MatProductAlgorithm; 198 #define MATPRODUCTALGORITHM_DEFAULT "default" 199 200 PETSC_EXTERN PetscErrorCode MatProductCreate(Mat,Mat,Mat,Mat*); 201 PETSC_EXTERN PetscErrorCode MatProductCreateWithMat(Mat,Mat,Mat,Mat); 202 PETSC_EXTERN PetscErrorCode MatProductSetType(Mat,MatProductType); 203 PETSC_EXTERN PetscErrorCode MatProductSetAlgorithm(Mat,MatProductAlgorithm); 204 PETSC_EXTERN PetscErrorCode MatProductSetFill(Mat,PetscReal); 205 PETSC_EXTERN PetscErrorCode MatProductSetFromOptions(Mat); 206 PETSC_EXTERN PetscErrorCode MatProductSymbolic(Mat); 207 PETSC_EXTERN PetscErrorCode MatProductNumeric(Mat); 208 PETSC_EXTERN PetscErrorCode MatProductReplaceMats(Mat,Mat,Mat,Mat); 209 PETSC_EXTERN PetscErrorCode MatProductClear(Mat); 210 PETSC_EXTERN PetscErrorCode MatProductView(Mat,PetscViewer); 211 212 /* Logging support */ 213 #define MAT_FILE_CLASSID 1211216 /* used to indicate matrices in binary files */ 214 PETSC_EXTERN PetscClassId MAT_CLASSID; 215 PETSC_EXTERN PetscClassId MAT_COLORING_CLASSID; 216 PETSC_EXTERN PetscClassId MAT_FDCOLORING_CLASSID; 217 PETSC_EXTERN PetscClassId MAT_TRANSPOSECOLORING_CLASSID; 218 PETSC_EXTERN PetscClassId MAT_PARTITIONING_CLASSID; 219 PETSC_EXTERN PetscClassId MAT_COARSEN_CLASSID; 220 PETSC_EXTERN PetscClassId MAT_NULLSPACE_CLASSID; 221 PETSC_EXTERN PetscClassId MATMFFD_CLASSID; 222 223 /*E 224 MatReuse - Indicates if matrices obtained from a previous call to MatCreateSubMatrices(), MatCreateSubMatrix(), MatConvert() or several other functions 225 are to be reused to store the new matrix values. 226 227 $ MAT_INITIAL_MATRIX - create a new matrix 228 $ MAT_REUSE_MATRIX - reuse the matrix created with a previous call that used MAT_INITIAL_MATRIX 229 $ MAT_INPLACE_MATRIX - replace the first input matrix with the new matrix (not applicable to all functions) 230 $ MAT_IGNORE_MATRIX - do not create a new matrix or reuse a give matrix, just ignore that matrix argument (not applicable to all functions) 231 232 Level: beginner 233 234 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 235 236 .seealso: MatCreateSubMatrices(), MatCreateSubMatrix(), MatDestroyMatrices(), MatConvert() 237 E*/ 238 typedef enum {MAT_INITIAL_MATRIX,MAT_REUSE_MATRIX,MAT_IGNORE_MATRIX,MAT_INPLACE_MATRIX} MatReuse; 239 240 /*E 241 MatCreateSubMatrixOption - Indicates if matrices obtained from a call to MatCreateSubMatrices() 242 include the matrix values. Currently it is only used by MatGetSeqNonzeroStructure(). 243 244 Level: beginner 245 246 .seealso: MatGetSeqNonzeroStructure() 247 E*/ 248 typedef enum {MAT_DO_NOT_GET_VALUES,MAT_GET_VALUES} MatCreateSubMatrixOption; 249 250 PETSC_EXTERN PetscErrorCode MatInitializePackage(void); 251 252 PETSC_EXTERN PetscErrorCode MatCreate(MPI_Comm,Mat*); 253 PETSC_EXTERN PetscErrorCode MatSetSizes(Mat,PetscInt,PetscInt,PetscInt,PetscInt); 254 PETSC_EXTERN PetscErrorCode MatSetType(Mat,MatType); 255 PETSC_EXTERN PetscErrorCode MatGetVecType(Mat,VecType*); 256 PETSC_EXTERN PetscErrorCode MatSetVecType(Mat,VecType); 257 PETSC_EXTERN PetscErrorCode MatSetFromOptions(Mat); 258 PETSC_EXTERN PetscErrorCode MatViewFromOptions(Mat,PetscObject,const char[]); 259 PETSC_EXTERN PetscErrorCode MatRegister(const char[],PetscErrorCode(*)(Mat)); 260 PETSC_EXTERN PetscErrorCode MatRegisterRootName(const char[],const char[],const char[]); 261 PETSC_EXTERN PetscErrorCode MatSetOptionsPrefix(Mat,const char[]); 262 PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefix(Mat,const char[]); 263 PETSC_EXTERN PetscErrorCode MatGetOptionsPrefix(Mat,const char*[]); 264 PETSC_EXTERN PetscErrorCode MatSetErrorIfFailure(Mat,PetscBool); 265 266 PETSC_EXTERN PetscFunctionList MatList; 267 PETSC_EXTERN PetscFunctionList MatColoringList; 268 PETSC_EXTERN PetscFunctionList MatPartitioningList; 269 270 /*E 271 MatStructure - Indicates if two matrices have the same nonzero structure 272 273 Level: beginner 274 275 $ SAME_NONZERO_PATTERN - the two matrices have identical nonzero patterns 276 $ DIFFERENT_NONZERO_PATTERN - the two matrices may have different nonzero patterns 277 $ SUBSET_NONZERO_PATTERN - the nonzero pattern of the second matrix is a subset of the nonzero pattern of the first matrix 278 $ UNKNOWN_NONZERO_PATTERN - there is no known relationship between the nonzero patterns. In this case the implementations may try to detect a relationship to optimize the operation 279 280 Developer Notes: 281 Any additions/changes here MUST also be made in src/mat/f90-mod/petscmat.h 282 283 .seealso: MatCopy(), MatAXPY(), MatAYPX() 284 E*/ 285 typedef enum {DIFFERENT_NONZERO_PATTERN,SUBSET_NONZERO_PATTERN,SAME_NONZERO_PATTERN,UNKNOWN_NONZERO_PATTERN} MatStructure; 286 PETSC_EXTERN const char *const MatStructures[]; 287 288 #if defined PETSC_HAVE_MKL_SPARSE 289 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 290 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 291 PETSC_EXTERN PetscErrorCode MatCreateBAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 292 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 293 #endif 294 295 PETSC_EXTERN PetscErrorCode MatCreateSeqSELL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 296 PETSC_EXTERN PetscErrorCode MatCreateSELL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 297 PETSC_EXTERN PetscErrorCode MatSeqSELLSetPreallocation(Mat,PetscInt,const PetscInt[]); 298 PETSC_EXTERN PetscErrorCode MatMPISELLSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 299 300 PETSC_EXTERN PetscErrorCode MatCreateSeqDense(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*); 301 PETSC_EXTERN PetscErrorCode MatCreateDense(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*); 302 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 303 PETSC_EXTERN PetscErrorCode MatCreateAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 304 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat*); 305 PETSC_EXTERN PetscErrorCode MatUpdateMPIAIJWithArrays(Mat,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 306 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSplitArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],PetscInt[],PetscInt[],PetscScalar[],Mat*); 307 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSeqAIJ(MPI_Comm,Mat,Mat,const PetscInt[],Mat*); 308 309 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 310 PETSC_EXTERN PetscErrorCode MatCreateBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 311 PETSC_EXTERN PetscErrorCode MatCreateMPIBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat*); 312 313 PETSC_EXTERN PetscErrorCode MatSetPreallocationCOO(Mat,PetscInt,const PetscInt[],const PetscInt[]); 314 PETSC_EXTERN PetscErrorCode MatSetValuesCOO(Mat,const PetscScalar[],InsertMode); 315 316 PETSC_EXTERN PetscErrorCode MatCreateMPIAdj(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscInt[],Mat*); 317 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 318 319 PETSC_EXTERN PetscErrorCode MatCreateSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 320 PETSC_EXTERN PetscErrorCode MatCreateMPISBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *); 321 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 322 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 323 PETSC_EXTERN PetscErrorCode MatXAIJSetPreallocation(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscInt[],const PetscInt[]); 324 325 PETSC_EXTERN PetscErrorCode MatCreateShell(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,void *,Mat*); 326 PETSC_EXTERN PetscErrorCode MatCreateCentering(MPI_Comm,PetscInt,PetscInt,Mat*); 327 PETSC_EXTERN PetscErrorCode MatCreateNormal(Mat,Mat*); 328 PETSC_EXTERN PetscErrorCode MatCreateNormalHermitian(Mat,Mat*); 329 PETSC_EXTERN PetscErrorCode MatCreateLRC(Mat,Mat,Vec,Mat,Mat*); 330 PETSC_EXTERN PetscErrorCode MatLRCGetMats(Mat,Mat*,Mat*,Vec*,Mat*); 331 PETSC_EXTERN PetscErrorCode MatCreateIS(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,ISLocalToGlobalMapping,ISLocalToGlobalMapping,Mat*); 332 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 333 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 334 335 PETSC_EXTERN PetscErrorCode MatCreateScatter(MPI_Comm,VecScatter,Mat*); 336 PETSC_EXTERN PetscErrorCode MatScatterSetVecScatter(Mat,VecScatter); 337 PETSC_EXTERN PetscErrorCode MatScatterGetVecScatter(Mat,VecScatter*); 338 PETSC_EXTERN PetscErrorCode MatCreateBlockMat(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,Mat*); 339 PETSC_EXTERN PetscErrorCode MatCompositeAddMat(Mat,Mat); 340 PETSC_EXTERN PetscErrorCode MatCompositeMerge(Mat); 341 typedef enum {MAT_COMPOSITE_MERGE_RIGHT,MAT_COMPOSITE_MERGE_LEFT} MatCompositeMergeType; 342 PETSC_EXTERN PetscErrorCode MatCompositeSetMergeType(Mat,MatCompositeMergeType); 343 PETSC_EXTERN PetscErrorCode MatCreateComposite(MPI_Comm,PetscInt,const Mat*,Mat*); 344 typedef enum {MAT_COMPOSITE_ADDITIVE,MAT_COMPOSITE_MULTIPLICATIVE} MatCompositeType; 345 PETSC_EXTERN PetscErrorCode MatCompositeSetType(Mat,MatCompositeType); 346 PETSC_EXTERN PetscErrorCode MatCompositeGetType(Mat,MatCompositeType*); 347 PETSC_EXTERN PetscErrorCode MatCompositeSetMatStructure(Mat,MatStructure); 348 PETSC_EXTERN PetscErrorCode MatCompositeGetMatStructure(Mat,MatStructure*); 349 PETSC_EXTERN PetscErrorCode MatCompositeGetNumberMat(Mat,PetscInt*); 350 PETSC_EXTERN PetscErrorCode MatCompositeGetMat(Mat,PetscInt,Mat*); 351 PETSC_EXTERN PetscErrorCode MatCompositeSetScalings(Mat,const PetscScalar*); 352 353 PETSC_EXTERN PetscErrorCode MatCreateFFT(MPI_Comm,PetscInt,const PetscInt[],MatType,Mat*); 354 PETSC_EXTERN PetscErrorCode MatCreateSeqCUFFT(MPI_Comm,PetscInt,const PetscInt[],Mat*); 355 356 PETSC_EXTERN PetscErrorCode MatCreateTranspose(Mat,Mat*); 357 PETSC_EXTERN PetscErrorCode MatTransposeGetMat(Mat,Mat*); 358 PETSC_EXTERN PetscErrorCode MatCreateHermitianTranspose(Mat,Mat*); 359 PETSC_EXTERN PetscErrorCode MatHermitianTransposeGetMat(Mat,Mat*); 360 PETSC_EXTERN PetscErrorCode MatNormalGetMat(Mat,Mat*); 361 PETSC_EXTERN PetscErrorCode MatNormalHermitianGetMat(Mat,Mat*); 362 PETSC_EXTERN PetscErrorCode MatCreateSubMatrixVirtual(Mat,IS,IS,Mat*); 363 PETSC_EXTERN PetscErrorCode MatSubMatrixVirtualUpdate(Mat,Mat,IS,IS); 364 PETSC_EXTERN PetscErrorCode MatCreateLocalRef(Mat,IS,IS,Mat*); 365 PETSC_EXTERN PetscErrorCode MatCreateConstantDiagonal(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar,Mat*); 366 367 #if defined(PETSC_HAVE_HYPRE) 368 PETSC_EXTERN PetscErrorCode MatHYPRESetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 369 #endif 370 371 PETSC_EXTERN PetscErrorCode MatPythonSetType(Mat,const char[]); 372 373 PETSC_EXTERN PetscErrorCode MatResetPreallocation(Mat); 374 PETSC_EXTERN PetscErrorCode MatSetUp(Mat); 375 PETSC_EXTERN PetscErrorCode MatDestroy(Mat*); 376 PETSC_EXTERN PetscErrorCode MatGetNonzeroState(Mat,PetscObjectState*); 377 378 PETSC_EXTERN PetscErrorCode MatConjugate(Mat); 379 PETSC_EXTERN PetscErrorCode MatRealPart(Mat); 380 PETSC_EXTERN PetscErrorCode MatImaginaryPart(Mat); 381 PETSC_EXTERN PetscErrorCode MatGetDiagonalBlock(Mat,Mat*); 382 PETSC_EXTERN PetscErrorCode MatGetTrace(Mat,PetscScalar*); 383 PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonal(Mat,const PetscScalar **); 384 PETSC_EXTERN PetscErrorCode MatInvertVariableBlockDiagonal(Mat,PetscInt,const PetscInt*,PetscScalar*); 385 PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonalMat(Mat,Mat); 386 387 /* ------------------------------------------------------------*/ 388 PETSC_EXTERN PetscErrorCode MatSetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 389 PETSC_EXTERN PetscErrorCode MatSetValuesBlocked(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 390 PETSC_EXTERN PetscErrorCode MatSetValuesRow(Mat,PetscInt,const PetscScalar[]); 391 PETSC_EXTERN PetscErrorCode MatSetValuesRowLocal(Mat,PetscInt,const PetscScalar[]); 392 PETSC_EXTERN PetscErrorCode MatSetValuesBatch(Mat,PetscInt,PetscInt,PetscInt[],const PetscScalar[]); 393 PETSC_EXTERN PetscErrorCode MatSetRandom(Mat,PetscRandom); 394 395 /*S 396 MatStencil - Data structure (C struct) for storing information about a single row or 397 column of a matrix as indexed on an associated grid. These are arguments to MatSetStencil() and MatSetBlockStencil() 398 399 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). 400 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. 401 402 For stencil access to vectors see DMDAVecGetArray(), DMDAVecGetArrayF90(). 403 404 Fortran usage is different, see MatSetValuesStencil() for details. 405 406 Level: beginner 407 408 .seealso: MatSetValuesStencil(), MatSetStencil(), MatSetValuesBlockedStencil(), DMDAVecGetArray(), DMDAVecGetArrayF90() 409 S*/ 410 typedef struct { 411 PetscInt k,j,i,c; 412 } MatStencil; 413 414 PETSC_EXTERN PetscErrorCode MatSetValuesStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 415 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode); 416 PETSC_EXTERN PetscErrorCode MatSetStencil(Mat,PetscInt,const PetscInt[],const PetscInt[],PetscInt); 417 418 /*E 419 MatAssemblyType - Indicates if the matrix is now to be used, or if you plan 420 to continue to add or insert values to it 421 422 Level: beginner 423 424 .seealso: MatAssemblyBegin(), MatAssemblyEnd() 425 E*/ 426 typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType; 427 PETSC_EXTERN PetscErrorCode MatAssemblyBegin(Mat,MatAssemblyType); 428 PETSC_EXTERN PetscErrorCode MatAssemblyEnd(Mat,MatAssemblyType); 429 PETSC_EXTERN PetscErrorCode MatAssembled(Mat,PetscBool *); 430 431 /*E 432 MatOption - Options that may be set for a matrix and its behavior or storage 433 434 Level: beginner 435 436 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 437 Any additions/changes here must also be made in src/mat/interface/dlregismat.c in MatOptions[] 438 439 Developer Notes: 440 Entries that are negative need not be called collectively by all processes. 441 442 .seealso: MatSetOption() 443 E*/ 444 typedef enum {MAT_OPTION_MIN = -3, 445 MAT_UNUSED_NONZERO_LOCATION_ERR = -2, 446 MAT_ROW_ORIENTED = -1, 447 MAT_SYMMETRIC = 1, 448 MAT_STRUCTURALLY_SYMMETRIC = 2, 449 MAT_FORCE_DIAGONAL_ENTRIES = 3, 450 MAT_IGNORE_OFF_PROC_ENTRIES = 4, 451 MAT_USE_HASH_TABLE = 5, 452 MAT_KEEP_NONZERO_PATTERN = 6, 453 MAT_IGNORE_ZERO_ENTRIES = 7, 454 MAT_USE_INODES = 8, 455 MAT_HERMITIAN = 9, 456 MAT_SYMMETRY_ETERNAL = 10, 457 MAT_NEW_NONZERO_LOCATION_ERR = 11, 458 MAT_IGNORE_LOWER_TRIANGULAR = 12, 459 MAT_ERROR_LOWER_TRIANGULAR = 13, 460 MAT_GETROW_UPPERTRIANGULAR = 14, 461 MAT_SPD = 15, 462 MAT_NO_OFF_PROC_ZERO_ROWS = 16, 463 MAT_NO_OFF_PROC_ENTRIES = 17, 464 MAT_NEW_NONZERO_LOCATIONS = 18, 465 MAT_NEW_NONZERO_ALLOCATION_ERR = 19, 466 MAT_SUBSET_OFF_PROC_ENTRIES = 20, 467 MAT_SUBMAT_SINGLEIS = 21, 468 MAT_STRUCTURE_ONLY = 22, 469 MAT_SORTED_FULL = 23, 470 MAT_FORM_EXPLICIT_TRANSPOSE = 24, 471 MAT_OPTION_MAX = 25} MatOption; 472 473 PETSC_EXTERN const char *const *MatOptions; 474 PETSC_EXTERN PetscErrorCode MatSetOption(Mat,MatOption,PetscBool); 475 PETSC_EXTERN PetscErrorCode MatGetOption(Mat,MatOption,PetscBool*); 476 PETSC_EXTERN PetscErrorCode MatPropagateSymmetryOptions(Mat,Mat); 477 PETSC_EXTERN PetscErrorCode MatGetType(Mat,MatType*); 478 479 PETSC_EXTERN PetscErrorCode MatGetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]); 480 PETSC_EXTERN PetscErrorCode MatGetRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 481 PETSC_EXTERN PetscErrorCode MatRestoreRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]); 482 PETSC_EXTERN PetscErrorCode MatGetRowUpperTriangular(Mat); 483 PETSC_EXTERN PetscErrorCode MatRestoreRowUpperTriangular(Mat); 484 PETSC_EXTERN PetscErrorCode MatGetColumnVector(Mat,Vec,PetscInt); 485 PETSC_EXTERN PetscErrorCode MatSeqAIJGetArray(Mat,PetscScalar *[]); 486 PETSC_EXTERN PetscErrorCode MatSeqAIJGetArrayRead(Mat,const PetscScalar *[]); 487 PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArray(Mat,PetscScalar *[]); 488 PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArrayRead(Mat,const PetscScalar *[]); 489 PETSC_EXTERN PetscErrorCode MatSeqAIJGetMaxRowNonzeros(Mat,PetscInt*); 490 PETSC_EXTERN PetscErrorCode MatSeqAIJSetValuesLocalFast(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 491 PETSC_EXTERN PetscErrorCode MatSeqAIJSetType(Mat,MatType); 492 PETSC_EXTERN PetscErrorCode MatSeqAIJKron(Mat,Mat,MatReuse,Mat*); 493 PETSC_EXTERN PetscErrorCode MatSeqAIJRegister(const char[],PetscErrorCode (*)(Mat,MatType,MatReuse,Mat *)); 494 PETSC_EXTERN PetscFunctionList MatSeqAIJList; 495 PETSC_EXTERN PetscErrorCode MatSeqBAIJGetArray(Mat,PetscScalar *[]); 496 PETSC_EXTERN PetscErrorCode MatSeqBAIJRestoreArray(Mat,PetscScalar *[]); 497 PETSC_EXTERN PetscErrorCode MatSeqSBAIJGetArray(Mat,PetscScalar *[]); 498 PETSC_EXTERN PetscErrorCode MatSeqSBAIJRestoreArray(Mat,PetscScalar *[]); 499 PETSC_EXTERN PetscErrorCode MatDenseGetArray(Mat,PetscScalar *[]); 500 PETSC_EXTERN PetscErrorCode MatDenseRestoreArray(Mat,PetscScalar *[]); 501 PETSC_EXTERN PetscErrorCode MatDensePlaceArray(Mat,const PetscScalar[]); 502 PETSC_EXTERN PetscErrorCode MatDenseReplaceArray(Mat,const PetscScalar[]); 503 PETSC_EXTERN PetscErrorCode MatDenseResetArray(Mat); 504 PETSC_EXTERN PetscErrorCode MatDenseGetArrayRead(Mat,const PetscScalar *[]); 505 PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayRead(Mat,const PetscScalar *[]); 506 PETSC_EXTERN PetscErrorCode MatDenseGetArrayWrite(Mat,PetscScalar *[]); 507 PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayWrite(Mat,PetscScalar *[]); 508 PETSC_EXTERN PetscErrorCode MatGetBlockSize(Mat,PetscInt *); 509 PETSC_EXTERN PetscErrorCode MatSetBlockSize(Mat,PetscInt); 510 PETSC_EXTERN PetscErrorCode MatGetBlockSizes(Mat,PetscInt *,PetscInt *); 511 PETSC_EXTERN PetscErrorCode MatSetBlockSizes(Mat,PetscInt,PetscInt); 512 PETSC_EXTERN PetscErrorCode MatSetBlockSizesFromMats(Mat,Mat,Mat); 513 PETSC_EXTERN PetscErrorCode MatSetVariableBlockSizes(Mat,PetscInt,PetscInt*); 514 PETSC_EXTERN PetscErrorCode MatGetVariableBlockSizes(Mat,PetscInt*,const PetscInt**); 515 516 PETSC_EXTERN PetscErrorCode MatDenseGetColumn(Mat,PetscInt,PetscScalar*[]); 517 PETSC_EXTERN PetscErrorCode MatDenseRestoreColumn(Mat,PetscScalar*[]); 518 PETSC_EXTERN PetscErrorCode MatDenseGetColumnVec(Mat,PetscInt,Vec*); 519 PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVec(Mat,PetscInt,Vec*); 520 PETSC_EXTERN PetscErrorCode MatDenseGetColumnVecRead(Mat,PetscInt,Vec*); 521 PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVecRead(Mat,PetscInt,Vec*); 522 PETSC_EXTERN PetscErrorCode MatDenseGetColumnVecWrite(Mat,PetscInt,Vec*); 523 PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVecWrite(Mat,PetscInt,Vec*); 524 PETSC_EXTERN PetscErrorCode MatDenseGetSubMatrix(Mat,PetscInt,PetscInt,Mat*); 525 PETSC_EXTERN PetscErrorCode MatDenseRestoreSubMatrix(Mat,Mat*); 526 527 PETSC_EXTERN PetscErrorCode MatMult(Mat,Vec,Vec); 528 PETSC_EXTERN PetscErrorCode MatMultDiagonalBlock(Mat,Vec,Vec); 529 PETSC_EXTERN PetscErrorCode MatMultAdd(Mat,Vec,Vec,Vec); 530 PETSC_EXTERN PetscErrorCode MatMultTranspose(Mat,Vec,Vec); 531 PETSC_EXTERN PetscErrorCode MatMultHermitianTranspose(Mat,Vec,Vec); 532 PETSC_EXTERN PetscErrorCode MatIsTranspose(Mat,Mat,PetscReal,PetscBool *); 533 PETSC_EXTERN PetscErrorCode MatIsHermitianTranspose(Mat,Mat,PetscReal,PetscBool *); 534 PETSC_EXTERN PetscErrorCode MatMultTransposeAdd(Mat,Vec,Vec,Vec); 535 PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAdd(Mat,Vec,Vec,Vec); 536 PETSC_EXTERN PetscErrorCode MatMultConstrained(Mat,Vec,Vec); 537 PETSC_EXTERN PetscErrorCode MatMultTransposeConstrained(Mat,Vec,Vec); 538 PETSC_EXTERN PetscErrorCode MatMatSolve(Mat,Mat,Mat); 539 PETSC_EXTERN PetscErrorCode MatMatSolveTranspose(Mat,Mat,Mat); 540 PETSC_EXTERN PetscErrorCode MatMatTransposeSolve(Mat,Mat,Mat); 541 PETSC_EXTERN PetscErrorCode MatResidual(Mat,Vec,Vec,Vec); 542 543 /*E 544 MatDuplicateOption - Indicates if a duplicated sparse matrix should have 545 its numerical values copied over or just its nonzero structure. 546 547 Level: beginner 548 549 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 550 551 $ MAT_DO_NOT_COPY_VALUES - Create a matrix using the same nonzero pattern as the original matrix, 552 $ with zeros for the numerical values. 553 $ MAT_COPY_VALUES - Create a matrix with the same nonzero pattern as the original matrix 554 $ and with the same numerical values. 555 $ MAT_SHARE_NONZERO_PATTERN - Create a matrix that shares the nonzero structure with the previous matrix 556 $ and does not copy it, using zeros for the numerical values. The parent and 557 $ child matrices will share their index (i and j) arrays, and you cannot 558 $ insert new nonzero entries into either matrix. 559 560 Notes: 561 Many matrix types (including SeqAIJ) do not support the MAT_SHARE_NONZERO_PATTERN optimization; in 562 this case the behavior is as if MAT_DO_NOT_COPY_VALUES has been specified. 563 564 .seealso: MatDuplicate() 565 E*/ 566 typedef enum {MAT_DO_NOT_COPY_VALUES,MAT_COPY_VALUES,MAT_SHARE_NONZERO_PATTERN} MatDuplicateOption; 567 568 PETSC_EXTERN PetscErrorCode MatConvert(Mat,MatType,MatReuse,Mat*); 569 PETSC_EXTERN PetscErrorCode MatDuplicate(Mat,MatDuplicateOption,Mat*); 570 571 PETSC_EXTERN PetscErrorCode MatCopy(Mat,Mat,MatStructure); 572 PETSC_EXTERN PetscErrorCode MatView(Mat,PetscViewer); 573 PETSC_EXTERN PetscErrorCode MatIsSymmetric(Mat,PetscReal,PetscBool *); 574 PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetric(Mat,PetscBool *); 575 PETSC_EXTERN PetscErrorCode MatIsHermitian(Mat,PetscReal,PetscBool *); 576 PETSC_EXTERN PetscErrorCode MatIsSymmetricKnown(Mat,PetscBool *,PetscBool *); 577 PETSC_EXTERN PetscErrorCode MatIsHermitianKnown(Mat,PetscBool *,PetscBool *); 578 PETSC_EXTERN PetscErrorCode MatMissingDiagonal(Mat,PetscBool *,PetscInt *); 579 PETSC_EXTERN PetscErrorCode MatLoad(Mat, PetscViewer); 580 581 PETSC_EXTERN PetscErrorCode MatGetRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 582 PETSC_EXTERN PetscErrorCode MatRestoreRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 583 PETSC_EXTERN PetscErrorCode MatGetColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *); 584 PETSC_EXTERN PetscErrorCode MatRestoreColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *); 585 586 /*S 587 MatInfo - Context of matrix information, used with MatGetInfo() 588 589 In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE 590 591 Level: intermediate 592 593 .seealso: MatGetInfo(), MatInfoType 594 S*/ 595 typedef struct { 596 PetscLogDouble block_size; /* block size */ 597 PetscLogDouble nz_allocated,nz_used,nz_unneeded; /* number of nonzeros */ 598 PetscLogDouble memory; /* memory allocated */ 599 PetscLogDouble assemblies; /* number of matrix assemblies called */ 600 PetscLogDouble mallocs; /* number of mallocs during MatSetValues() */ 601 PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */ 602 PetscLogDouble factor_mallocs; /* number of mallocs during factorization */ 603 } MatInfo; 604 605 /*E 606 MatInfoType - Indicates if you want information about the local part of the matrix, 607 the entire parallel matrix or the maximum over all the local parts. 608 609 Level: beginner 610 611 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 612 613 .seealso: MatGetInfo(), MatInfo 614 E*/ 615 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType; 616 PETSC_EXTERN PetscErrorCode MatGetInfo(Mat,MatInfoType,MatInfo*); 617 PETSC_EXTERN PetscErrorCode MatGetDiagonal(Mat,Vec); 618 PETSC_EXTERN PetscErrorCode MatGetRowMax(Mat,Vec,PetscInt[]); 619 PETSC_EXTERN PetscErrorCode MatGetRowMin(Mat,Vec,PetscInt[]); 620 PETSC_EXTERN PetscErrorCode MatGetRowMaxAbs(Mat,Vec,PetscInt[]); 621 PETSC_EXTERN PetscErrorCode MatGetRowMinAbs(Mat,Vec,PetscInt[]); 622 PETSC_EXTERN PetscErrorCode MatGetRowSum(Mat,Vec); 623 PETSC_EXTERN PetscErrorCode MatTranspose(Mat,MatReuse,Mat*); 624 PETSC_EXTERN PetscErrorCode MatHermitianTranspose(Mat,MatReuse,Mat*); 625 PETSC_EXTERN PetscErrorCode MatPermute(Mat,IS,IS,Mat*); 626 PETSC_EXTERN PetscErrorCode MatDiagonalScale(Mat,Vec,Vec); 627 PETSC_EXTERN PetscErrorCode MatDiagonalSet(Mat,Vec,InsertMode); 628 629 PETSC_EXTERN PetscErrorCode MatEqual(Mat,Mat,PetscBool*); 630 PETSC_EXTERN PetscErrorCode MatMultEqual(Mat,Mat,PetscInt,PetscBool*); 631 PETSC_EXTERN PetscErrorCode MatMultAddEqual(Mat,Mat,PetscInt,PetscBool*); 632 PETSC_EXTERN PetscErrorCode MatMultTransposeEqual(Mat,Mat,PetscInt,PetscBool*); 633 PETSC_EXTERN PetscErrorCode MatMultTransposeAddEqual(Mat,Mat,PetscInt,PetscBool*); 634 PETSC_EXTERN PetscErrorCode MatMatMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*); 635 PETSC_EXTERN PetscErrorCode MatTransposeMatMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*); 636 PETSC_EXTERN PetscErrorCode MatMatTransposeMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*); 637 PETSC_EXTERN PetscErrorCode MatPtAPMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*); 638 PETSC_EXTERN PetscErrorCode MatRARtMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*); 639 PETSC_EXTERN PetscErrorCode MatIsLinear(Mat,PetscInt,PetscBool*); 640 641 PETSC_EXTERN PetscErrorCode MatNorm(Mat,NormType,PetscReal*); 642 PETSC_EXTERN PetscErrorCode MatGetColumnNorms(Mat,NormType,PetscReal*); 643 PETSC_EXTERN PetscErrorCode MatGetColumnReductions(Mat,ReductionType,PetscReal*); 644 PETSC_EXTERN PetscErrorCode MatZeroEntries(Mat); 645 PETSC_EXTERN PetscErrorCode MatSetInf(Mat); 646 PETSC_EXTERN PetscErrorCode MatZeroRows(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 647 PETSC_EXTERN PetscErrorCode MatZeroRowsIS(Mat,IS,PetscScalar,Vec,Vec); 648 PETSC_EXTERN PetscErrorCode MatZeroRowsStencil(Mat,PetscInt,const MatStencil [],PetscScalar,Vec,Vec); 649 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsStencil(Mat,PetscInt,const MatStencil[],PetscScalar,Vec,Vec); 650 PETSC_EXTERN PetscErrorCode MatZeroRowsColumns(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 651 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsIS(Mat,IS,PetscScalar,Vec,Vec); 652 653 PETSC_EXTERN PetscErrorCode MatGetSize(Mat,PetscInt*,PetscInt*); 654 PETSC_EXTERN PetscErrorCode MatGetLocalSize(Mat,PetscInt*,PetscInt*); 655 PETSC_EXTERN PetscErrorCode MatGetOwnershipRange(Mat,PetscInt*,PetscInt*); 656 PETSC_EXTERN PetscErrorCode MatGetOwnershipRanges(Mat,const PetscInt**); 657 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangeColumn(Mat,PetscInt*,PetscInt*); 658 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangesColumn(Mat,const PetscInt**); 659 PETSC_EXTERN PetscErrorCode MatGetOwnershipIS(Mat,IS*,IS*); 660 661 PETSC_EXTERN PetscErrorCode MatCreateSubMatrices(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 662 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);} 663 PETSC_EXTERN PetscErrorCode MatCreateSubMatricesMPI(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 664 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);} 665 PETSC_EXTERN PetscErrorCode MatDestroyMatrices(PetscInt,Mat *[]); 666 PETSC_EXTERN PetscErrorCode MatDestroySubMatrices(PetscInt,Mat *[]); 667 PETSC_EXTERN PetscErrorCode MatCreateSubMatrix(Mat,IS,IS,MatReuse,Mat *); 668 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);} 669 PETSC_EXTERN PetscErrorCode MatGetLocalSubMatrix(Mat,IS,IS,Mat*); 670 PETSC_EXTERN PetscErrorCode MatRestoreLocalSubMatrix(Mat,IS,IS,Mat*); 671 PETSC_EXTERN PetscErrorCode MatGetSeqNonzeroStructure(Mat,Mat*); 672 PETSC_EXTERN PetscErrorCode MatDestroySeqNonzeroStructure(Mat*); 673 674 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJ(MPI_Comm,Mat,PetscInt,PetscInt,MatReuse,Mat*); 675 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,PetscInt,Mat*); 676 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJNumeric(Mat,Mat); 677 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMat(Mat,MatReuse,Mat*); 678 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatCondensed(Mat,MatReuse,IS*,IS*,Mat*); 679 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatMerge(Mat,MatReuse,IS*,Mat*); 680 PETSC_EXTERN PetscErrorCode MatGetBrowsOfAcols(Mat,Mat,MatReuse,IS*,IS*,Mat*); 681 PETSC_EXTERN PetscErrorCode MatGetGhosts(Mat, PetscInt *,const PetscInt *[]); 682 683 PETSC_EXTERN PetscErrorCode MatIncreaseOverlap(Mat,PetscInt,IS[],PetscInt); 684 PETSC_EXTERN PetscErrorCode MatIncreaseOverlapSplit(Mat mat,PetscInt n,IS is[],PetscInt ov); 685 PETSC_EXTERN PetscErrorCode MatMPIAIJSetUseScalableIncreaseOverlap(Mat,PetscBool); 686 687 PETSC_EXTERN PetscErrorCode MatMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 688 689 PETSC_EXTERN PetscErrorCode MatMatMatMult(Mat,Mat,Mat,MatReuse,PetscReal,Mat*); 690 PETSC_EXTERN PetscErrorCode MatGalerkin(Mat,Mat,Mat,MatReuse,PetscReal,Mat*); 691 692 PETSC_EXTERN PetscErrorCode MatPtAP(Mat,Mat,MatReuse,PetscReal,Mat*); 693 PETSC_EXTERN PetscErrorCode MatRARt(Mat,Mat,MatReuse,PetscReal,Mat*); 694 695 PETSC_EXTERN PetscErrorCode MatTransposeMatMult(Mat,Mat,MatReuse,PetscReal,Mat*); 696 PETSC_EXTERN PetscErrorCode MatMatTransposeMult(Mat,Mat,MatReuse,PetscReal,Mat*); 697 698 PETSC_EXTERN PetscErrorCode MatAXPY(Mat,PetscScalar,Mat,MatStructure); 699 PETSC_EXTERN PetscErrorCode MatAYPX(Mat,PetscScalar,Mat,MatStructure); 700 701 PETSC_EXTERN PetscErrorCode MatScale(Mat,PetscScalar); 702 PETSC_EXTERN PetscErrorCode MatShift(Mat,PetscScalar); 703 704 PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping,ISLocalToGlobalMapping); 705 PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping*,ISLocalToGlobalMapping*); 706 PETSC_EXTERN PetscErrorCode MatGetLayouts(Mat,PetscLayout*,PetscLayout*); 707 PETSC_EXTERN PetscErrorCode MatSetLayouts(Mat,PetscLayout,PetscLayout); 708 PETSC_EXTERN PetscErrorCode MatZeroRowsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 709 PETSC_EXTERN PetscErrorCode MatZeroRowsLocalIS(Mat,IS,PetscScalar,Vec,Vec); 710 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec); 711 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocalIS(Mat,IS,PetscScalar,Vec,Vec); 712 PETSC_EXTERN PetscErrorCode MatGetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]); 713 PETSC_EXTERN PetscErrorCode MatSetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 714 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 715 716 PETSC_EXTERN PetscErrorCode MatStashSetInitialSize(Mat,PetscInt,PetscInt); 717 PETSC_EXTERN PetscErrorCode MatStashGetInfo(Mat,PetscInt*,PetscInt*,PetscInt*,PetscInt*); 718 719 PETSC_EXTERN PetscErrorCode MatInterpolate(Mat,Vec,Vec); 720 PETSC_EXTERN PetscErrorCode MatInterpolateAdd(Mat,Vec,Vec,Vec); 721 PETSC_EXTERN PetscErrorCode MatRestrict(Mat,Vec,Vec); 722 PETSC_EXTERN PetscErrorCode MatMatInterpolate(Mat,Mat,Mat*); 723 PETSC_EXTERN PetscErrorCode MatMatInterpolateAdd(Mat,Mat,Mat,Mat*); 724 PETSC_EXTERN PetscErrorCode MatMatRestrict(Mat,Mat,Mat*); 725 PETSC_EXTERN PetscErrorCode MatCreateVecs(Mat,Vec*,Vec*); 726 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);} 727 PETSC_EXTERN PetscErrorCode MatCreateRedundantMatrix(Mat,PetscInt,MPI_Comm,MatReuse,Mat*); 728 PETSC_EXTERN PetscErrorCode MatGetMultiProcBlock(Mat,MPI_Comm,MatReuse,Mat*); 729 PETSC_EXTERN PetscErrorCode MatFindZeroDiagonals(Mat,IS*); 730 PETSC_EXTERN PetscErrorCode MatFindOffBlockDiagonalEntries(Mat,IS*); 731 PETSC_EXTERN PetscErrorCode MatCreateMPIMatConcatenateSeqMat(MPI_Comm,Mat,PetscInt,MatReuse,Mat*); 732 733 /*MC 734 MatSetValue - Set a single entry into a matrix. 735 736 Not collective 737 738 Synopsis: 739 #include <petscmat.h> 740 PetscErrorCode MatSetValue(Mat m,PetscInt row,PetscInt col,PetscScalar value,InsertMode mode) 741 742 Input Parameters: 743 + m - the matrix 744 . row - the row location of the entry 745 . col - the column location of the entry 746 . value - the value to insert 747 - mode - either INSERT_VALUES or ADD_VALUES 748 749 Notes: 750 For efficiency one should use MatSetValues() and set several or many 751 values simultaneously if possible. 752 753 Level: beginner 754 755 .seealso: MatSetValues(), MatSetValueLocal() 756 M*/ 757 PETSC_STATIC_INLINE PetscErrorCode MatSetValue(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValues(v,1,&i,1,&j,&va,mode);} 758 759 PETSC_STATIC_INLINE PetscErrorCode MatGetValue(Mat v,PetscInt i,PetscInt j,PetscScalar *va) {return MatGetValues(v,1,&i,1,&j,va);} 760 761 PETSC_STATIC_INLINE PetscErrorCode MatSetValueLocal(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValuesLocal(v,1,&i,1,&j,&va,mode);} 762 763 /*MC 764 MatPreallocateInitialize - Begins the block of code that will count the number of nonzeros per 765 row in a matrix providing the data that one can use to correctly preallocate the matrix. 766 767 Synopsis: 768 #include <petscmat.h> 769 PetscErrorCode MatPreallocateInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz) 770 771 Collective 772 773 Input Parameters: 774 + comm - the communicator that will share the eventually allocated matrix 775 . nrows - the number of LOCAL rows in the matrix 776 - ncols - the number of LOCAL columns in the matrix 777 778 Output Parameters: 779 + dnz - the array that will be passed to the matrix preallocation routines 780 - onz - the other array passed to the matrix preallocation routines 781 782 Level: intermediate 783 784 Notes: 785 See Users-Manual: ch_performance for more details. 786 787 Do not malloc or free dnz and onz, that is handled internally by these routines 788 789 This is a MACRO not a function because it has a leading { that is closed by PetscPreallocateFinalize(). 790 791 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(), 792 MatPreallocateSymmetricSetLocalBlock() 793 M*/ 794 #define MatPreallocateInitialize(comm,nrows,ncols,dnz,onz) 0; \ 795 do { \ 796 PetscErrorCode _4_ierr; PetscInt __nrows = (nrows),__ncols = (ncols),__rstart,__start,__end; \ 797 _4_ierr = PetscCalloc2((size_t)__nrows,&dnz,(size_t)__nrows,&onz);CHKERRQ(_4_ierr); \ 798 __start = 0; __end = __start; \ 799 _4_ierr = MPI_Scan(&__ncols,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRMPI(_4_ierr); __start = __end - __ncols;\ 800 _4_ierr = MPI_Scan(&__nrows,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRMPI(_4_ierr); __rstart = __rstart - __nrows; \ 801 do { } while (0) 802 803 /*MC 804 MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be 805 inserted using a local number of the rows and columns 806 807 Synopsis: 808 #include <petscmat.h> 809 PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 810 811 Not Collective 812 813 Input Parameters: 814 + map - the row mapping from local numbering to global numbering 815 . nrows - the number of rows indicated 816 . rows - the indices of the rows 817 . cmap - the column mapping from local to global numbering 818 . ncols - the number of columns in the matrix 819 . cols - the columns indicated 820 . dnz - the array that will be passed to the matrix preallocation routines 821 - onz - the other array passed to the matrix preallocation routines 822 823 Level: intermediate 824 825 Notes: 826 See Users-Manual: ch_performance for more details. 827 828 Do not malloc or free dnz and onz, that is handled internally by these routines 829 830 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock() 831 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocalRemoveDups() 832 M*/ 833 #define MatPreallocateSetLocal(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \ 834 do {\ 835 PetscInt __l;\ 836 _4_ierr = ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\ 837 _4_ierr = ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\ 838 for (__l=0;__l<nrows;__l++) {\ 839 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 840 }\ 841 } while (0) 842 843 /*MC 844 MatPreallocateSetLocalRemoveDups - Indicates the locations (rows and columns) in the matrix where nonzeros will be 845 inserted using a local number of the rows and columns. This version removes any duplicate columns in cols 846 847 Synopsis: 848 #include <petscmat.h> 849 PetscErrorCode MatPreallocateSetLocalRemoveDups(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 850 851 Not Collective 852 853 Input Parameters: 854 + map - the row mapping from local numbering to global numbering 855 . nrows - the number of rows indicated 856 . rows - the indices of the rows (these values are mapped to the global values) 857 . cmap - the column mapping from local to global numbering 858 . ncols - the number of columns in the matrix (this value will be changed if duplicate columns are found) 859 . cols - the columns indicated (these values are mapped to the global values, they are then sorted and duplicates removed) 860 . dnz - the array that will be passed to the matrix preallocation routines 861 - onz - the other array passed to the matrix preallocation routines 862 863 Level: intermediate 864 865 Notes: 866 See Users-Manual: ch_performance for more details. 867 868 Do not malloc or free dnz and onz, that is handled internally by these routines 869 870 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock() 871 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocal() 872 M*/ 873 #define MatPreallocateSetLocalRemoveDups(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \ 874 do {\ 875 PetscInt __l;\ 876 _4_ierr = ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\ 877 _4_ierr = ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\ 878 _4_ierr = PetscSortRemoveDupsInt(&ncols,cols);CHKERRQ(_4_ierr);\ 879 for (__l=0;__l<nrows;__l++) {\ 880 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 881 }\ 882 } while (0) 883 884 /*MC 885 MatPreallocateSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 886 inserted using a local number of the rows and columns 887 888 Synopsis: 889 #include <petscmat.h> 890 PetscErrorCode MatPreallocateSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 891 892 Not Collective 893 894 Input Parameters: 895 + map - the row mapping from local numbering to global numbering 896 . nrows - the number of rows indicated 897 . rows - the indices of the rows 898 . cmap - the column mapping from local to global numbering 899 . ncols - the number of columns in the matrix 900 . cols - the columns indicated 901 . dnz - the array that will be passed to the matrix preallocation routines 902 - onz - the other array passed to the matrix preallocation routines 903 904 Level: intermediate 905 906 Notes: 907 See Users-Manual: ch_performance for more details. 908 909 Do not malloc or free dnz and onz, that is handled internally by these routines 910 911 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock() 912 MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock() 913 M*/ 914 #define MatPreallocateSetLocalBlock(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \ 915 do {\ 916 PetscInt __l;\ 917 _4_ierr = ISLocalToGlobalMappingApplyBlock(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\ 918 _4_ierr = ISLocalToGlobalMappingApplyBlock(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\ 919 for (__l=0;__l<nrows;__l++) {\ 920 _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 921 }\ 922 } while (0) 923 924 /*MC 925 MatPreallocateSymmetricSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 926 inserted using a local number of the rows and columns 927 928 Synopsis: 929 #include <petscmat.h> 930 PetscErrorCode MatPreallocateSymmetricSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 931 932 Not Collective 933 934 Input Parameters: 935 + map - the mapping between local numbering and global numbering 936 . nrows - the number of rows indicated 937 . rows - the indices of the rows 938 . ncols - the number of columns in the matrix 939 . cols - the columns indicated 940 . dnz - the array that will be passed to the matrix preallocation routines 941 - onz - the other array passed to the matrix preallocation routines 942 943 Level: intermediate 944 945 Notes: 946 See Users-Manual: ch_performance for more details. 947 948 Do not malloc or free dnz and onz that is handled internally by these routines 949 950 .seealso: MatPreallocateFinalize(), MatPreallocateSet() 951 MatPreallocateInitialize(), MatPreallocateSetLocal() 952 M*/ 953 #define MatPreallocateSymmetricSetLocalBlock(map,nrows,rows,ncols,cols,dnz,onz) 0;\ 954 do {\ 955 PetscInt __l;\ 956 _4_ierr = ISLocalToGlobalMappingApplyBlock(map,nrows,rows,rows);CHKERRQ(_4_ierr);\ 957 _4_ierr = ISLocalToGlobalMappingApplyBlock(map,ncols,cols,cols);CHKERRQ(_4_ierr);\ 958 for (__l=0;__l<nrows;__l++) {\ 959 _4_ierr = MatPreallocateSymmetricSetBlock((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\ 960 }\ 961 } while (0) 962 963 /*MC 964 MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be 965 inserted using a local number of the rows and columns 966 967 Synopsis: 968 #include <petscmat.h> 969 PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 970 971 Not Collective 972 973 Input Parameters: 974 + row - the row 975 . ncols - the number of columns in the matrix 976 - cols - the columns indicated 977 978 Output Parameters: 979 + dnz - the array that will be passed to the matrix preallocation routines 980 - onz - the other array passed to the matrix preallocation routines 981 982 Level: intermediate 983 984 Notes: 985 See Users-Manual: ch_performance for more details. 986 987 Do not malloc or free dnz and onz that is handled internally by these routines 988 989 This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize(). 990 991 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock() 992 MatPreallocateInitialize(), MatPreallocateSetLocal() 993 M*/ 994 #define MatPreallocateSet(row,nc,cols,dnz,onz) 0;\ 995 do { PetscInt __i; \ 996 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);\ 997 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);\ 998 for (__i=0; __i<nc; __i++) {\ 999 if ((cols)[__i] < __start || (cols)[__i] >= __end) onz[row - __rstart]++; \ 1000 else if (dnz[row - __rstart] < __ncols) dnz[row - __rstart]++;\ 1001 }\ 1002 } while (0) 1003 1004 /*MC 1005 MatPreallocateSymmetricSetBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be 1006 inserted using a local number of the rows and columns 1007 1008 Synopsis: 1009 #include <petscmat.h> 1010 PetscErrorCode MatPreallocateSymmetricSetBlock(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz) 1011 1012 Not Collective 1013 1014 Input Parameters: 1015 + nrows - the number of rows indicated 1016 . rows - the indices of the rows 1017 . ncols - the number of columns in the matrix 1018 . cols - the columns indicated 1019 . dnz - the array that will be passed to the matrix preallocation routines 1020 - onz - the other array passed to the matrix preallocation routines 1021 1022 Level: intermediate 1023 1024 Notes: 1025 See Users-Manual: ch_performance for more details. 1026 1027 Do not malloc or free dnz and onz that is handled internally by these routines 1028 1029 This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize(). 1030 1031 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateInitialize(), 1032 MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocal() 1033 M*/ 1034 #define MatPreallocateSymmetricSetBlock(row,nc,cols,dnz,onz) 0;\ 1035 do { PetscInt __i; \ 1036 for (__i=0; __i<nc; __i++) {\ 1037 if (cols[__i] >= __end) onz[row - __rstart]++; \ 1038 else if (cols[__i] >= row && dnz[row - __rstart] < __ncols) dnz[row - __rstart]++;\ 1039 }\ 1040 } while (0) 1041 1042 /*MC 1043 MatPreallocateLocation - An alternative to MatPreallocateSet() that puts the nonzero locations into the matrix if it exists 1044 1045 Synopsis: 1046 #include <petscmat.h> 1047 PetscErrorCode MatPreallocateLocations(Mat A,PetscInt row,PetscInt ncols,PetscInt *cols,PetscInt *dnz,PetscInt *onz) 1048 1049 Not Collective 1050 1051 Input Parameters: 1052 + A - matrix 1053 . row - row where values exist (must be local to this process) 1054 . ncols - number of columns 1055 . cols - columns with nonzeros 1056 . dnz - the array that will be passed to the matrix preallocation routines 1057 - onz - the other array passed to the matrix preallocation routines 1058 1059 Level: intermediate 1060 1061 Notes: 1062 See Users-Manual: ch_performance for more details. 1063 1064 Do not malloc or free dnz and onz that is handled internally by these routines 1065 1066 This is a MACRO not a function because it uses a bunch of variables private to the MatPreallocation.... routines. 1067 1068 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(), 1069 MatPreallocateSymmetricSetLocalBlock() 1070 M*/ 1071 #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) 1072 1073 /*MC 1074 MatPreallocateFinalize - Ends the block of code that will count the number of nonzeros per 1075 row in a matrix providing the data that one can use to correctly preallocate the matrix. 1076 1077 Synopsis: 1078 #include <petscmat.h> 1079 PetscErrorCode MatPreallocateFinalize(PetscInt *dnz, PetscInt *onz) 1080 1081 Collective 1082 1083 Input Parameters: 1084 + dnz - the array that was be passed to the matrix preallocation routines 1085 - onz - the other array passed to the matrix preallocation routines 1086 1087 Level: intermediate 1088 1089 Notes: 1090 See Users-Manual: ch_performance for more details. 1091 1092 Do not malloc or free dnz and onz that is handled internally by these routines 1093 1094 This is a MACRO not a function because it closes the { started in MatPreallocateInitialize(). 1095 1096 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(), 1097 MatPreallocateSymmetricSetLocalBlock() 1098 M*/ 1099 #define MatPreallocateFinalize(dnz,onz) 0;_4_ierr = PetscFree2(dnz,onz);CHKERRQ(_4_ierr);} while (0) 1100 1101 /* Routines unique to particular data structures */ 1102 PETSC_EXTERN PetscErrorCode MatShellGetContext(Mat,void *); 1103 1104 PETSC_EXTERN PetscErrorCode MatInodeAdjustForInodes(Mat,IS*,IS*); 1105 PETSC_EXTERN PetscErrorCode MatInodeGetInodeSizes(Mat,PetscInt *,PetscInt *[],PetscInt *); 1106 1107 PETSC_EXTERN PetscErrorCode MatSeqAIJSetColumnIndices(Mat,PetscInt[]); 1108 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetColumnIndices(Mat,PetscInt[]); 1109 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 1110 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 1111 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*); 1112 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJFromTriple(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*,PetscInt,PetscBool); 1113 1114 #define MAT_SKIP_ALLOCATION -4 1115 1116 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 1117 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 1118 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocation(Mat,PetscInt,const PetscInt[]); 1119 PETSC_EXTERN PetscErrorCode MatSeqAIJSetTotalPreallocation(Mat,PetscInt); 1120 1121 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 1122 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 1123 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 1124 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocationCSR(Mat,const PetscInt [],const PetscInt [],const PetscScalar []); 1125 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 1126 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocationCSR(Mat,const PetscInt[],const PetscInt[],const PetscScalar[]); 1127 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]); 1128 PETSC_EXTERN PetscErrorCode MatMPIAdjSetPreallocation(Mat,PetscInt[],PetscInt[],PetscInt[]); 1129 PETSC_EXTERN PetscErrorCode MatMPIAdjToSeq(Mat,Mat*); 1130 PETSC_EXTERN PetscErrorCode MatMPIDenseSetPreallocation(Mat,PetscScalar[]); 1131 PETSC_EXTERN PetscErrorCode MatSeqDenseSetPreallocation(Mat,PetscScalar[]); 1132 PETSC_EXTERN PetscErrorCode MatMPIAIJGetSeqAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 1133 PETSC_EXTERN PetscErrorCode MatMPIBAIJGetSeqBAIJ(Mat,Mat*,Mat*,const PetscInt*[]); 1134 PETSC_EXTERN PetscErrorCode MatMPIAdjCreateNonemptySubcommMat(Mat,Mat*); 1135 1136 PETSC_EXTERN PetscErrorCode MatDenseGetLDA(Mat,PetscInt*); 1137 PETSC_EXTERN PetscErrorCode MatDenseSetLDA(Mat,PetscInt); 1138 PETSC_DEPRECATED_FUNCTION("Use MatDenseSetLDA() (since version 3.14)") PETSC_STATIC_INLINE PetscErrorCode MatSeqDenseSetLDA(Mat A,PetscInt lda) {return MatDenseSetLDA(A,lda);} 1139 PETSC_EXTERN PetscErrorCode MatDenseGetLocalMatrix(Mat,Mat*); 1140 1141 PETSC_EXTERN PetscErrorCode MatBlockMatSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]); 1142 1143 PETSC_EXTERN PetscErrorCode MatStoreValues(Mat); 1144 PETSC_EXTERN PetscErrorCode MatRetrieveValues(Mat); 1145 1146 PETSC_EXTERN PetscErrorCode MatFindNonzeroRows(Mat,IS*); 1147 PETSC_EXTERN PetscErrorCode MatFindZeroRows(Mat,IS*); 1148 /* 1149 These routines are not usually accessed directly, rather solving is 1150 done through the KSP and PC interfaces. 1151 */ 1152 1153 /*J 1154 MatOrderingType - String with the name of a PETSc matrix ordering 1155 1156 Level: beginner 1157 1158 Notes: 1159 If MATORDERINGEXTERNAL is used then PETSc does not compute an ordering and utilizes one built into the factorization package 1160 1161 .seealso: MatGetOrdering() 1162 J*/ 1163 typedef const char* MatOrderingType; 1164 #define MATORDERINGNATURAL "natural" 1165 #define MATORDERINGND "nd" 1166 #define MATORDERING1WD "1wd" 1167 #define MATORDERINGRCM "rcm" 1168 #define MATORDERINGQMD "qmd" 1169 #define MATORDERINGROWLENGTH "rowlength" 1170 #define MATORDERINGWBM "wbm" 1171 #define MATORDERINGSPECTRAL "spectral" 1172 #define MATORDERINGAMD "amd" /* only works if UMFPACK is installed with PETSc */ 1173 #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 */ 1174 #define MATORDERINGEXTERNAL "external" /* uses an ordering type internal to the factorization package */ 1175 1176 PETSC_EXTERN PetscErrorCode MatGetOrdering(Mat,MatOrderingType,IS*,IS*); 1177 PETSC_EXTERN PetscErrorCode MatGetOrderingList(PetscFunctionList*); 1178 PETSC_EXTERN PetscErrorCode MatOrderingRegister(const char[],PetscErrorCode(*)(Mat,MatOrderingType,IS*,IS*)); 1179 PETSC_EXTERN PetscFunctionList MatOrderingList; 1180 1181 PETSC_EXTERN PetscErrorCode MatReorderForNonzeroDiagonal(Mat,PetscReal,IS,IS); 1182 PETSC_EXTERN PetscErrorCode MatCreateLaplacian(Mat,PetscReal,PetscBool,Mat*); 1183 1184 PETSC_EXTERN PetscErrorCode MatFactorGetPreferredOrdering(Mat,MatFactorType,MatOrderingType*); 1185 1186 /*S 1187 MatFactorShiftType - Numeric Shift for factorizations 1188 1189 Level: beginner 1190 1191 .seealso: MatGetFactor() 1192 S*/ 1193 typedef enum {MAT_SHIFT_NONE,MAT_SHIFT_NONZERO,MAT_SHIFT_POSITIVE_DEFINITE,MAT_SHIFT_INBLOCKS} MatFactorShiftType; 1194 PETSC_EXTERN const char *const MatFactorShiftTypes[]; 1195 PETSC_EXTERN const char *const MatFactorShiftTypesDetail[]; 1196 1197 /*S 1198 MatFactorError - indicates what type of error was generated in a matrix factorization 1199 1200 Level: beginner 1201 1202 Developer Notes: 1203 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 1204 1205 .seealso: MatGetFactor() 1206 S*/ 1207 typedef enum {MAT_FACTOR_NOERROR,MAT_FACTOR_STRUCT_ZEROPIVOT,MAT_FACTOR_NUMERIC_ZEROPIVOT,MAT_FACTOR_OUTMEMORY,MAT_FACTOR_OTHER} MatFactorError; 1208 1209 PETSC_EXTERN PetscErrorCode MatFactorGetError(Mat,MatFactorError*); 1210 PETSC_EXTERN PetscErrorCode MatFactorClearError(Mat); 1211 PETSC_EXTERN PetscErrorCode MatFactorGetErrorZeroPivot(Mat,PetscReal*,PetscInt*); 1212 1213 /*S 1214 MatFactorInfo - Data passed into the matrix factorization routines, and information about the resulting factorization 1215 1216 In Fortran these are simply double precision arrays of size MAT_FACTORINFO_SIZE, that is use 1217 $ MatFactorInfo info(MAT_FACTORINFO_SIZE) 1218 1219 Notes: 1220 These are not usually directly used by users, instead use PC type of LU, ILU, CHOLESKY or ICC. 1221 1222 You can use MatFactorInfoInitialize() to set default values. 1223 1224 Level: developer 1225 1226 .seealso: MatLUFactorSymbolic(), MatILUFactorSymbolic(), MatCholeskyFactorSymbolic(), MatICCFactorSymbolic(), MatICCFactor(), 1227 MatFactorInfoInitialize() 1228 1229 S*/ 1230 typedef struct { 1231 PetscReal diagonal_fill; /* force diagonal to fill in if initially not filled */ 1232 PetscReal usedt; 1233 PetscReal dt; /* drop tolerance */ 1234 PetscReal dtcol; /* tolerance for pivoting */ 1235 PetscReal dtcount; /* maximum nonzeros to be allowed per row */ 1236 PetscReal fill; /* expected fill, nonzeros in factored matrix/nonzeros in original matrix */ 1237 PetscReal levels; /* ICC/ILU(levels) */ 1238 PetscReal pivotinblocks; /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0 1239 factorization may be faster if do not pivot */ 1240 PetscReal zeropivot; /* pivot is called zero if less than this */ 1241 PetscReal shifttype; /* type of shift added to matrix factor to prevent zero pivots */ 1242 PetscReal shiftamount; /* how large the shift is */ 1243 } MatFactorInfo; 1244 1245 PETSC_EXTERN PetscErrorCode MatFactorInfoInitialize(MatFactorInfo*); 1246 PETSC_EXTERN PetscErrorCode MatCholeskyFactor(Mat,IS,const MatFactorInfo*); 1247 PETSC_EXTERN PetscErrorCode MatCholeskyFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*); 1248 PETSC_EXTERN PetscErrorCode MatCholeskyFactorNumeric(Mat,Mat,const MatFactorInfo*); 1249 PETSC_EXTERN PetscErrorCode MatLUFactor(Mat,IS,IS,const MatFactorInfo*); 1250 PETSC_EXTERN PetscErrorCode MatILUFactor(Mat,IS,IS,const MatFactorInfo*); 1251 PETSC_EXTERN PetscErrorCode MatLUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*); 1252 PETSC_EXTERN PetscErrorCode MatILUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*); 1253 PETSC_EXTERN PetscErrorCode MatICCFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*); 1254 PETSC_EXTERN PetscErrorCode MatICCFactor(Mat,IS,const MatFactorInfo*); 1255 PETSC_EXTERN PetscErrorCode MatLUFactorNumeric(Mat,Mat,const MatFactorInfo*); 1256 PETSC_EXTERN PetscErrorCode MatQRFactor(Mat,IS,const MatFactorInfo*); 1257 PETSC_EXTERN PetscErrorCode MatQRFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*); 1258 PETSC_EXTERN PetscErrorCode MatQRFactorNumeric(Mat,Mat,const MatFactorInfo*); 1259 PETSC_EXTERN PetscErrorCode MatGetInertia(Mat,PetscInt*,PetscInt*,PetscInt*); 1260 PETSC_EXTERN PetscErrorCode MatSolve(Mat,Vec,Vec); 1261 PETSC_EXTERN PetscErrorCode MatForwardSolve(Mat,Vec,Vec); 1262 PETSC_EXTERN PetscErrorCode MatBackwardSolve(Mat,Vec,Vec); 1263 PETSC_EXTERN PetscErrorCode MatSolveAdd(Mat,Vec,Vec,Vec); 1264 PETSC_EXTERN PetscErrorCode MatSolveTranspose(Mat,Vec,Vec); 1265 PETSC_EXTERN PetscErrorCode MatSolveTransposeAdd(Mat,Vec,Vec,Vec); 1266 PETSC_EXTERN PetscErrorCode MatSolves(Mat,Vecs,Vecs); 1267 PETSC_EXTERN PetscErrorCode MatSetUnfactored(Mat); 1268 1269 typedef enum {MAT_FACTOR_SCHUR_UNFACTORED, MAT_FACTOR_SCHUR_FACTORED, MAT_FACTOR_SCHUR_INVERTED} MatFactorSchurStatus; 1270 PETSC_EXTERN PetscErrorCode MatFactorSetSchurIS(Mat,IS); 1271 PETSC_EXTERN PetscErrorCode MatFactorGetSchurComplement(Mat,Mat*,MatFactorSchurStatus*); 1272 PETSC_EXTERN PetscErrorCode MatFactorRestoreSchurComplement(Mat,Mat*,MatFactorSchurStatus); 1273 PETSC_EXTERN PetscErrorCode MatFactorInvertSchurComplement(Mat); 1274 PETSC_EXTERN PetscErrorCode MatFactorCreateSchurComplement(Mat,Mat*,MatFactorSchurStatus*); 1275 PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplement(Mat,Vec,Vec); 1276 PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplementTranspose(Mat,Vec,Vec); 1277 PETSC_EXTERN PetscErrorCode MatFactorFactorizeSchurComplement(Mat); 1278 1279 /*E 1280 MatSORType - What type of (S)SOR to perform 1281 1282 Level: beginner 1283 1284 May be bitwise ORd together 1285 1286 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 1287 1288 MatSORType may be bitwise ORd together, so do not change the numbers 1289 1290 .seealso: MatSOR() 1291 E*/ 1292 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3, 1293 SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8, 1294 SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16, 1295 SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType; 1296 PETSC_EXTERN PetscErrorCode MatSOR(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec); 1297 1298 /* 1299 These routines are for efficiently computing Jacobians via finite differences. 1300 */ 1301 1302 /*S 1303 MatColoring - Object for managing the coloring of matrices. 1304 1305 Level: beginner 1306 1307 Notes: 1308 Coloring of matrices can be computed directly from the sparse matrix nonzero structure via the MatColoring object or from the mesh from which the 1309 matrix comes from via DMCreateColoring(). In general using the mesh produces a more optimal coloring (fewer colors). 1310 1311 Once a coloring is available MatFDColoringCreate() creates an object that can be used to efficiently compute Jacobians using that coloring. This 1312 same object can also be used to efficiently convert data created by Automatic Differentation tools to PETSc sparse matrices. 1313 1314 .seealso: MatFDColoringCreate(), MatColoringWeightType, ISColoring, MatFDColoring, DMCreateColoring(), MatColoringCreate(), MatOrdering, MatPartitioning 1315 S*/ 1316 typedef struct _p_MatColoring* MatColoring; 1317 1318 /*J 1319 MatColoringType - String with the name of a PETSc matrix coloring 1320 1321 Level: beginner 1322 1323 .seealso: MatColoringSetType(), MatColoring 1324 J*/ 1325 typedef const char* MatColoringType; 1326 #define MATCOLORINGJP "jp" 1327 #define MATCOLORINGPOWER "power" 1328 #define MATCOLORINGNATURAL "natural" 1329 #define MATCOLORINGSL "sl" 1330 #define MATCOLORINGLF "lf" 1331 #define MATCOLORINGID "id" 1332 #define MATCOLORINGGREEDY "greedy" 1333 1334 /*E 1335 MatColoringWeightType - Type of weight scheme 1336 1337 Not Collective 1338 1339 + MAT_COLORING_RANDOM - Random weights 1340 . MAT_COLORING_LEXICAL - Lexical weighting based upon global numbering. 1341 - MAT_COLORING_LF - Last-first weighting. 1342 1343 Level: intermediate 1344 1345 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 1346 1347 .seealso: MatColoring, MatColoringCreate() 1348 E*/ 1349 typedef enum {MAT_COLORING_WEIGHT_RANDOM,MAT_COLORING_WEIGHT_LEXICAL,MAT_COLORING_WEIGHT_LF,MAT_COLORING_WEIGHT_SL} MatColoringWeightType; 1350 1351 PETSC_EXTERN PetscErrorCode MatColoringCreate(Mat,MatColoring*); 1352 PETSC_EXTERN PetscErrorCode MatColoringGetDegrees(Mat,PetscInt,PetscInt*); 1353 PETSC_EXTERN PetscErrorCode MatColoringDestroy(MatColoring*); 1354 PETSC_EXTERN PetscErrorCode MatColoringView(MatColoring,PetscViewer); 1355 PETSC_EXTERN PetscErrorCode MatColoringSetType(MatColoring,MatColoringType); 1356 PETSC_EXTERN PetscErrorCode MatColoringSetFromOptions(MatColoring); 1357 PETSC_EXTERN PetscErrorCode MatColoringSetDistance(MatColoring,PetscInt); 1358 PETSC_EXTERN PetscErrorCode MatColoringGetDistance(MatColoring,PetscInt*); 1359 PETSC_EXTERN PetscErrorCode MatColoringSetMaxColors(MatColoring,PetscInt); 1360 PETSC_EXTERN PetscErrorCode MatColoringGetMaxColors(MatColoring,PetscInt*); 1361 PETSC_EXTERN PetscErrorCode MatColoringApply(MatColoring,ISColoring*); 1362 PETSC_EXTERN PetscErrorCode MatColoringRegister(const char[],PetscErrorCode(*)(MatColoring)); 1363 PETSC_EXTERN PetscErrorCode MatColoringPatch(Mat,PetscInt,PetscInt,ISColoringValue[],ISColoring*); 1364 PETSC_EXTERN PetscErrorCode MatColoringSetWeightType(MatColoring,MatColoringWeightType); 1365 PETSC_EXTERN PetscErrorCode MatColoringSetWeights(MatColoring,PetscReal*,PetscInt*); 1366 PETSC_EXTERN PetscErrorCode MatColoringCreateWeights(MatColoring,PetscReal **,PetscInt **lperm); 1367 PETSC_EXTERN PetscErrorCode MatColoringTest(MatColoring,ISColoring); 1368 PETSC_DEPRECATED_FUNCTION("Use MatColoringTest() (since version 3.10)") PETSC_STATIC_INLINE PetscErrorCode MatColoringTestValid(MatColoring matcoloring,ISColoring iscoloring) {return MatColoringTest(matcoloring,iscoloring);} 1369 PETSC_EXTERN PetscErrorCode MatISColoringTest(Mat,ISColoring); 1370 1371 /*S 1372 MatFDColoring - Object for computing a sparse Jacobian via finite differences 1373 and coloring 1374 1375 Level: beginner 1376 1377 Notes: 1378 This object is creating utilizing a coloring provided by the MatColoring object or DMCreateColoring() 1379 1380 .seealso: MatFDColoringCreate(), MatColoring, DMCreateColoring() 1381 S*/ 1382 typedef struct _p_MatFDColoring* MatFDColoring; 1383 1384 PETSC_EXTERN PetscErrorCode MatFDColoringCreate(Mat,ISColoring,MatFDColoring *); 1385 PETSC_EXTERN PetscErrorCode MatFDColoringDestroy(MatFDColoring*); 1386 PETSC_EXTERN PetscErrorCode MatFDColoringView(MatFDColoring,PetscViewer); 1387 PETSC_EXTERN PetscErrorCode MatFDColoringSetFunction(MatFDColoring,PetscErrorCode (*)(void),void*); 1388 PETSC_EXTERN PetscErrorCode MatFDColoringGetFunction(MatFDColoring,PetscErrorCode (**)(void),void**); 1389 PETSC_EXTERN PetscErrorCode MatFDColoringSetParameters(MatFDColoring,PetscReal,PetscReal); 1390 PETSC_EXTERN PetscErrorCode MatFDColoringSetFromOptions(MatFDColoring); 1391 PETSC_EXTERN PetscErrorCode MatFDColoringApply(Mat,MatFDColoring,Vec,void *); 1392 PETSC_EXTERN PetscErrorCode MatFDColoringSetF(MatFDColoring,Vec); 1393 PETSC_EXTERN PetscErrorCode MatFDColoringGetPerturbedColumns(MatFDColoring,PetscInt*,const PetscInt*[]); 1394 PETSC_EXTERN PetscErrorCode MatFDColoringSetUp(Mat,ISColoring,MatFDColoring); 1395 PETSC_EXTERN PetscErrorCode MatFDColoringSetBlockSize(MatFDColoring,PetscInt,PetscInt); 1396 PETSC_EXTERN PetscErrorCode MatFDColoringSetValues(Mat,MatFDColoring,const PetscScalar*); 1397 1398 /*S 1399 MatTransposeColoring - Object for computing a sparse matrix product C=A*B^T via coloring 1400 1401 Level: beginner 1402 1403 .seealso: MatTransposeColoringCreate() 1404 S*/ 1405 typedef struct _p_MatTransposeColoring* MatTransposeColoring; 1406 1407 PETSC_EXTERN PetscErrorCode MatTransposeColoringCreate(Mat,ISColoring,MatTransposeColoring *); 1408 PETSC_EXTERN PetscErrorCode MatTransColoringApplySpToDen(MatTransposeColoring,Mat,Mat); 1409 PETSC_EXTERN PetscErrorCode MatTransColoringApplyDenToSp(MatTransposeColoring,Mat,Mat); 1410 PETSC_EXTERN PetscErrorCode MatTransposeColoringDestroy(MatTransposeColoring*); 1411 1412 /* 1413 These routines are for partitioning matrices: currently used only 1414 for adjacency matrix, MatCreateMPIAdj(). 1415 */ 1416 1417 /*S 1418 MatPartitioning - Object for managing the partitioning of a matrix or graph 1419 1420 Level: beginner 1421 1422 Notes: 1423 There is also a PetscPartitioner object that provides the same functionality. It can utilize the MatPartitioning operations 1424 via PetscPartitionerSetType(p,PETSCPARTITIONERMATPARTITIONING) 1425 1426 Developers Note: 1427 It is an extra maintainance and documentation cost to have two objects with the same functionality. 1428 1429 .seealso: MatPartitioningCreate(), MatPartitioningType, MatColoring, MatGetOrdering() 1430 S*/ 1431 typedef struct _p_MatPartitioning* MatPartitioning; 1432 1433 /*J 1434 MatPartitioningType - String with the name of a PETSc matrix partitioning 1435 1436 Level: beginner 1437 dm 1438 .seealso: MatPartitioningCreate(), MatPartitioning 1439 J*/ 1440 typedef const char* MatPartitioningType; 1441 #define MATPARTITIONINGCURRENT "current" 1442 #define MATPARTITIONINGAVERAGE "average" 1443 #define MATPARTITIONINGSQUARE "square" 1444 #define MATPARTITIONINGPARMETIS "parmetis" 1445 #define MATPARTITIONINGCHACO "chaco" 1446 #define MATPARTITIONINGPARTY "party" 1447 #define MATPARTITIONINGPTSCOTCH "ptscotch" 1448 #define MATPARTITIONINGHIERARCH "hierarch" 1449 1450 PETSC_EXTERN PetscErrorCode MatPartitioningCreate(MPI_Comm,MatPartitioning*); 1451 PETSC_EXTERN PetscErrorCode MatPartitioningSetType(MatPartitioning,MatPartitioningType); 1452 PETSC_EXTERN PetscErrorCode MatPartitioningSetNParts(MatPartitioning,PetscInt); 1453 PETSC_EXTERN PetscErrorCode MatPartitioningSetAdjacency(MatPartitioning,Mat); 1454 PETSC_EXTERN PetscErrorCode MatPartitioningSetVertexWeights(MatPartitioning,const PetscInt[]); 1455 PETSC_EXTERN PetscErrorCode MatPartitioningSetPartitionWeights(MatPartitioning,const PetscReal []); 1456 PETSC_EXTERN PetscErrorCode MatPartitioningSetUseEdgeWeights(MatPartitioning,PetscBool); 1457 PETSC_EXTERN PetscErrorCode MatPartitioningGetUseEdgeWeights(MatPartitioning,PetscBool*); 1458 PETSC_EXTERN PetscErrorCode MatPartitioningApply(MatPartitioning,IS*); 1459 PETSC_EXTERN PetscErrorCode MatPartitioningImprove(MatPartitioning,IS*); 1460 PETSC_EXTERN PetscErrorCode MatPartitioningViewImbalance(MatPartitioning,IS); 1461 PETSC_EXTERN PetscErrorCode MatPartitioningApplyND(MatPartitioning,IS*); 1462 PETSC_EXTERN PetscErrorCode MatPartitioningDestroy(MatPartitioning*); 1463 PETSC_EXTERN PetscErrorCode MatPartitioningRegister(const char[],PetscErrorCode (*)(MatPartitioning)); 1464 PETSC_EXTERN PetscErrorCode MatPartitioningView(MatPartitioning,PetscViewer); 1465 PETSC_EXTERN PetscErrorCode MatPartitioningViewFromOptions(MatPartitioning,PetscObject,const char[]); 1466 PETSC_EXTERN PetscErrorCode MatPartitioningSetFromOptions(MatPartitioning); 1467 PETSC_EXTERN PetscErrorCode MatPartitioningGetType(MatPartitioning,MatPartitioningType*); 1468 1469 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetRepartition(MatPartitioning part); 1470 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetCoarseSequential(MatPartitioning); 1471 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisGetEdgeCut(MatPartitioning, PetscInt *); 1472 1473 typedef enum { MP_CHACO_MULTILEVEL=1,MP_CHACO_SPECTRAL=2,MP_CHACO_LINEAR=4,MP_CHACO_RANDOM=5,MP_CHACO_SCATTERED=6 } MPChacoGlobalType; 1474 PETSC_EXTERN const char *const MPChacoGlobalTypes[]; 1475 typedef enum { MP_CHACO_KERNIGHAN=1,MP_CHACO_NONE=2 } MPChacoLocalType; 1476 PETSC_EXTERN const char *const MPChacoLocalTypes[]; 1477 typedef enum { MP_CHACO_LANCZOS=0,MP_CHACO_RQI=1 } MPChacoEigenType; 1478 PETSC_EXTERN const char *const MPChacoEigenTypes[]; 1479 1480 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetGlobal(MatPartitioning,MPChacoGlobalType); 1481 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetGlobal(MatPartitioning,MPChacoGlobalType*); 1482 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetLocal(MatPartitioning,MPChacoLocalType); 1483 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetLocal(MatPartitioning,MPChacoLocalType*); 1484 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetCoarseLevel(MatPartitioning,PetscReal); 1485 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning,MPChacoEigenType); 1486 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenSolver(MatPartitioning,MPChacoEigenType*); 1487 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenTol(MatPartitioning,PetscReal); 1488 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenTol(MatPartitioning,PetscReal*); 1489 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning,PetscInt); 1490 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenNumber(MatPartitioning,PetscInt*); 1491 1492 #define MP_PARTY_OPT "opt" 1493 #define MP_PARTY_LIN "lin" 1494 #define MP_PARTY_SCA "sca" 1495 #define MP_PARTY_RAN "ran" 1496 #define MP_PARTY_GBF "gbf" 1497 #define MP_PARTY_GCF "gcf" 1498 #define MP_PARTY_BUB "bub" 1499 #define MP_PARTY_DEF "def" 1500 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetGlobal(MatPartitioning,const char*); 1501 #define MP_PARTY_HELPFUL_SETS "hs" 1502 #define MP_PARTY_KERNIGHAN_LIN "kl" 1503 #define MP_PARTY_NONE "no" 1504 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetLocal(MatPartitioning,const char*); 1505 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetCoarseLevel(MatPartitioning,PetscReal); 1506 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetBipart(MatPartitioning,PetscBool); 1507 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetMatchOptimization(MatPartitioning,PetscBool); 1508 1509 typedef enum { MP_PTSCOTCH_DEFAULT,MP_PTSCOTCH_QUALITY,MP_PTSCOTCH_SPEED,MP_PTSCOTCH_BALANCE,MP_PTSCOTCH_SAFETY,MP_PTSCOTCH_SCALABILITY } MPPTScotchStrategyType; 1510 PETSC_EXTERN const char *const MPPTScotchStrategyTypes[]; 1511 1512 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetImbalance(MatPartitioning,PetscReal); 1513 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetImbalance(MatPartitioning,PetscReal*); 1514 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetStrategy(MatPartitioning,MPPTScotchStrategyType); 1515 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetStrategy(MatPartitioning,MPPTScotchStrategyType*); 1516 1517 /* 1518 * hierarchical partitioning 1519 */ 1520 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetFineparts(MatPartitioning,IS*); 1521 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetCoarseparts(MatPartitioning,IS*); 1522 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNcoarseparts(MatPartitioning,PetscInt); 1523 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNfineparts(MatPartitioning, PetscInt); 1524 1525 PETSC_EXTERN PetscErrorCode MatMeshToVertexGraph(Mat,PetscInt,Mat*); 1526 PETSC_EXTERN PetscErrorCode MatMeshToCellGraph(Mat,PetscInt,Mat*); 1527 1528 /* 1529 If you add entries here you must also add them to include/petscmat.h 1530 and src/mat/f90-mod/petscmat.h 1531 */ 1532 typedef enum { MATOP_SET_VALUES=0, 1533 MATOP_GET_ROW=1, 1534 MATOP_RESTORE_ROW=2, 1535 MATOP_MULT=3, 1536 MATOP_MULT_ADD=4, 1537 MATOP_MULT_TRANSPOSE=5, 1538 MATOP_MULT_TRANSPOSE_ADD=6, 1539 MATOP_SOLVE=7, 1540 MATOP_SOLVE_ADD=8, 1541 MATOP_SOLVE_TRANSPOSE=9, 1542 MATOP_SOLVE_TRANSPOSE_ADD=10, 1543 MATOP_LUFACTOR=11, 1544 MATOP_CHOLESKYFACTOR=12, 1545 MATOP_SOR=13, 1546 MATOP_TRANSPOSE=14, 1547 MATOP_GETINFO=15, 1548 MATOP_EQUAL=16, 1549 MATOP_GET_DIAGONAL=17, 1550 MATOP_DIAGONAL_SCALE=18, 1551 MATOP_NORM=19, 1552 MATOP_ASSEMBLY_BEGIN=20, 1553 MATOP_ASSEMBLY_END=21, 1554 MATOP_SET_OPTION=22, 1555 MATOP_ZERO_ENTRIES=23, 1556 MATOP_ZERO_ROWS=24, 1557 MATOP_LUFACTOR_SYMBOLIC=25, 1558 MATOP_LUFACTOR_NUMERIC=26, 1559 MATOP_CHOLESKY_FACTOR_SYMBOLIC=27, 1560 MATOP_CHOLESKY_FACTOR_NUMERIC=28, 1561 MATOP_SETUP_PREALLOCATION=29, 1562 MATOP_ILUFACTOR_SYMBOLIC=30, 1563 MATOP_ICCFACTOR_SYMBOLIC=31, 1564 MATOP_GET_DIAGONAL_BLOCK=32, 1565 MATOP_FREE_INTER_STRUCT=33, 1566 MATOP_DUPLICATE=34, 1567 MATOP_FORWARD_SOLVE=35, 1568 MATOP_BACKWARD_SOLVE=36, 1569 MATOP_ILUFACTOR=37, 1570 MATOP_ICCFACTOR=38, 1571 MATOP_AXPY=39, 1572 MATOP_CREATE_SUBMATRICES=40, 1573 MATOP_INCREASE_OVERLAP=41, 1574 MATOP_GET_VALUES=42, 1575 MATOP_COPY=43, 1576 MATOP_GET_ROW_MAX=44, 1577 MATOP_SCALE=45, 1578 MATOP_SHIFT=46, 1579 MATOP_DIAGONAL_SET=47, 1580 MATOP_ZERO_ROWS_COLUMNS=48, 1581 MATOP_SET_RANDOM=49, 1582 MATOP_GET_ROW_IJ=50, 1583 MATOP_RESTORE_ROW_IJ=51, 1584 MATOP_GET_COLUMN_IJ=52, 1585 MATOP_RESTORE_COLUMN_IJ=53, 1586 MATOP_FDCOLORING_CREATE=54, 1587 MATOP_COLORING_PATCH=55, 1588 MATOP_SET_UNFACTORED=56, 1589 MATOP_PERMUTE=57, 1590 MATOP_SET_VALUES_BLOCKED=58, 1591 MATOP_CREATE_SUBMATRIX=59, 1592 MATOP_DESTROY=60, 1593 MATOP_VIEW=61, 1594 MATOP_CONVERT_FROM=62, 1595 MATOP_MATMAT_MULT=63, 1596 MATOP_MATMAT_MULT_SYMBOLIC=64, 1597 MATOP_MATMAT_MULT_NUMERIC=65, 1598 MATOP_SET_LOCAL_TO_GLOBAL_MAP=66, 1599 MATOP_SET_VALUES_LOCAL=67, 1600 MATOP_ZERO_ROWS_LOCAL=68, 1601 MATOP_GET_ROW_MAX_ABS=69, 1602 MATOP_GET_ROW_MIN_ABS=70, 1603 MATOP_CONVERT=71, 1604 MATOP_SET_COLORING=72, 1605 /* MATOP_PLACEHOLDER_73=73, */ 1606 MATOP_SET_VALUES_ADIFOR=74, 1607 MATOP_FD_COLORING_APPLY=75, 1608 MATOP_SET_FROM_OPTIONS=76, 1609 MATOP_MULT_CONSTRAINED=77, 1610 MATOP_MULT_TRANSPOSE_CONSTRAIN=78, 1611 MATOP_FIND_ZERO_DIAGONALS=79, 1612 MATOP_MULT_MULTIPLE=80, 1613 MATOP_SOLVE_MULTIPLE=81, 1614 MATOP_GET_INERTIA=82, 1615 MATOP_LOAD=83, 1616 MATOP_IS_SYMMETRIC=84, 1617 MATOP_IS_HERMITIAN=85, 1618 MATOP_IS_STRUCTURALLY_SYMMETRIC=86, 1619 MATOP_SET_VALUES_BLOCKEDLOCAL=87, 1620 MATOP_CREATE_VECS=88, 1621 MATOP_MAT_MULT=89, 1622 MATOP_MAT_MULT_SYMBOLIC=90, 1623 MATOP_MAT_MULT_NUMERIC=91, 1624 MATOP_PTAP=92, 1625 MATOP_PTAP_SYMBOLIC=93, 1626 MATOP_PTAP_NUMERIC=94, 1627 MATOP_MAT_TRANSPOSE_MULT=95, 1628 MATOP_MAT_TRANSPOSE_MULT_SYMBO=96, 1629 MATOP_MAT_TRANSPOSE_MULT_NUMER=97, 1630 /* MATOP_PLACEHOLDER_98=98, */ 1631 MATOP_PRODUCTSETFROMOPTIONS=99, 1632 MATOP_PRODUCTSYMBOLIC=100, 1633 MATOP_PRODUCTNUMERIC=101, 1634 MATOP_CONJUGATE=102, 1635 /* MATOP_PLACEHOLDER_103=103, */ 1636 MATOP_SET_VALUES_ROW=104, 1637 MATOP_REAL_PART=105, 1638 MATOP_IMAGINARY_PART=106, 1639 MATOP_GET_ROW_UPPER_TRIANGULAR=107, 1640 MATOP_RESTORE_ROW_UPPER_TRIANG=108, 1641 MATOP_MAT_SOLVE=109, 1642 MATOP_MAT_SOLVE_TRANSPOSE=110, 1643 MATOP_GET_ROW_MIN=111, 1644 MATOP_GET_COLUMN_VECTOR=112, 1645 MATOP_MISSING_DIAGONAL=113, 1646 MATOP_GET_SEQ_NONZERO_STRUCTUR=114, 1647 MATOP_CREATE=115, 1648 MATOP_GET_GHOSTS=116, 1649 MATOP_GET_LOCAL_SUB_MATRIX=117, 1650 MATOP_RESTORE_LOCALSUB_MATRIX=118, 1651 MATOP_MULT_DIAGONAL_BLOCK=119, 1652 MATOP_HERMITIAN_TRANSPOSE=120, 1653 MATOP_MULT_HERMITIAN_TRANSPOSE=121, 1654 MATOP_MULT_HERMITIAN_TRANS_ADD=122, 1655 MATOP_GET_MULTI_PROC_BLOCK=123, 1656 MATOP_FIND_NONZERO_ROWS=124, 1657 MATOP_GET_COLUMN_NORMS=125, 1658 MATOP_INVERT_BLOCK_DIAGONAL=126, 1659 /* MATOP_PLACEHOLDER_127=127, */ 1660 MATOP_CREATE_SUB_MATRICES_MPI=128, 1661 MATOP_SET_VALUES_BATCH=129, 1662 MATOP_TRANSPOSE_MAT_MULT=130, 1663 MATOP_TRANSPOSE_MAT_MULT_SYMBO=131, 1664 MATOP_TRANSPOSE_MAT_MULT_NUMER=132, 1665 MATOP_TRANSPOSE_COLORING_CREAT=133, 1666 MATOP_TRANS_COLORING_APPLY_SPT=134, 1667 MATOP_TRANS_COLORING_APPLY_DEN=135, 1668 MATOP_RART=136, 1669 MATOP_RART_SYMBOLIC=137, 1670 MATOP_RART_NUMERIC=138, 1671 MATOP_SET_BLOCK_SIZES=139, 1672 MATOP_AYPX=140, 1673 MATOP_RESIDUAL=141, 1674 MATOP_FDCOLORING_SETUP=142, 1675 MATOP_MPICONCATENATESEQ=144, 1676 MATOP_DESTROYSUBMATRICES=145, 1677 MATOP_TRANSPOSE_SOLVE=146, 1678 MATOP_GET_VALUES_LOCAL=147 1679 } MatOperation; 1680 PETSC_EXTERN PetscErrorCode MatSetOperation(Mat,MatOperation,void(*)(void)); 1681 PETSC_EXTERN PetscErrorCode MatGetOperation(Mat,MatOperation,void(**)(void)); 1682 PETSC_EXTERN PetscErrorCode MatHasOperation(Mat,MatOperation,PetscBool*); 1683 PETSC_EXTERN PetscErrorCode MatHasCongruentLayouts(Mat,PetscBool*); 1684 PETSC_DEPRECATED_FUNCTION("Use MatProductClear() (since version 3.14)") PETSC_STATIC_INLINE PetscErrorCode MatFreeIntermediateDataStructures(Mat A) {return MatProductClear(A);} 1685 PETSC_EXTERN PetscErrorCode MatShellSetOperation(Mat,MatOperation,void(*)(void)); 1686 PETSC_EXTERN PetscErrorCode MatShellGetOperation(Mat,MatOperation,void(**)(void)); 1687 PETSC_EXTERN PetscErrorCode MatShellSetContext(Mat,void*); 1688 PETSC_EXTERN PetscErrorCode MatShellSetVecType(Mat,VecType); 1689 PETSC_EXTERN PetscErrorCode MatShellTestMult(Mat,PetscErrorCode (*)(void*,Vec,Vec),Vec,void*,PetscBool*); 1690 PETSC_EXTERN PetscErrorCode MatShellTestMultTranspose(Mat,PetscErrorCode (*)(void*,Vec,Vec),Vec,void*,PetscBool*); 1691 PETSC_EXTERN PetscErrorCode MatShellSetManageScalingShifts(Mat); 1692 PETSC_EXTERN PetscErrorCode MatShellSetMatProductOperation(Mat,MatProductType,PetscErrorCode (*)(Mat,Mat,Mat,void**),PetscErrorCode (*)(Mat,Mat,Mat,void*),PetscErrorCode (*)(void*),MatType,MatType); 1693 PETSC_EXTERN PetscErrorCode MatIsShell(Mat,PetscBool*); 1694 1695 /* 1696 Codes for matrices stored on disk. By default they are 1697 stored in a universal format. By changing the format with 1698 PetscViewerPushFormat(viewer,PETSC_VIEWER_NATIVE); the matrices will 1699 be stored in a way natural for the matrix, for example dense matrices 1700 would be stored as dense. Matrices stored this way may only be 1701 read into matrices of the same type. 1702 */ 1703 #define MATRIX_BINARY_FORMAT_DENSE -1 1704 1705 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetHashTableFactor(Mat,PetscReal); 1706 1707 PETSC_EXTERN PetscErrorCode MatISSetLocalMatType(Mat,MatType); 1708 PETSC_EXTERN PetscErrorCode MatISSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 1709 PETSC_EXTERN PetscErrorCode MatISStoreL2L(Mat,PetscBool); 1710 PETSC_EXTERN PetscErrorCode MatISFixLocalEmpty(Mat,PetscBool); 1711 PETSC_EXTERN PetscErrorCode MatISGetLocalMat(Mat,Mat*); 1712 PETSC_EXTERN PetscErrorCode MatISRestoreLocalMat(Mat,Mat*); 1713 PETSC_EXTERN PetscErrorCode MatISSetLocalMat(Mat,Mat); 1714 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use the MatConvert() interface (since version 3.10)") PetscErrorCode MatISGetMPIXAIJ(Mat,MatReuse,Mat*); 1715 1716 /*S 1717 MatNullSpace - Object that removes a null space from a vector, i.e. 1718 orthogonalizes the vector to a subspace 1719 1720 Level: advanced 1721 1722 Users manual sections: 1723 . sec_singular 1724 1725 .seealso: MatNullSpaceCreate() 1726 S*/ 1727 typedef struct _p_MatNullSpace* MatNullSpace; 1728 1729 PETSC_EXTERN PetscErrorCode MatNullSpaceCreate(MPI_Comm,PetscBool ,PetscInt,const Vec[],MatNullSpace*); 1730 PETSC_EXTERN PetscErrorCode MatNullSpaceSetFunction(MatNullSpace,PetscErrorCode (*)(MatNullSpace,Vec,void*),void*); 1731 PETSC_EXTERN PetscErrorCode MatNullSpaceDestroy(MatNullSpace*); 1732 PETSC_EXTERN PetscErrorCode MatNullSpaceRemove(MatNullSpace,Vec); 1733 PETSC_EXTERN PetscErrorCode MatGetNullSpace(Mat, MatNullSpace *); 1734 PETSC_EXTERN PetscErrorCode MatGetTransposeNullSpace(Mat, MatNullSpace *); 1735 PETSC_EXTERN PetscErrorCode MatSetTransposeNullSpace(Mat,MatNullSpace); 1736 PETSC_EXTERN PetscErrorCode MatSetNullSpace(Mat,MatNullSpace); 1737 PETSC_EXTERN PetscErrorCode MatSetNearNullSpace(Mat,MatNullSpace); 1738 PETSC_EXTERN PetscErrorCode MatGetNearNullSpace(Mat,MatNullSpace*); 1739 PETSC_EXTERN PetscErrorCode MatNullSpaceTest(MatNullSpace,Mat,PetscBool *); 1740 PETSC_EXTERN PetscErrorCode MatNullSpaceView(MatNullSpace,PetscViewer); 1741 PETSC_EXTERN PetscErrorCode MatNullSpaceGetVecs(MatNullSpace,PetscBool*,PetscInt*,const Vec**); 1742 PETSC_EXTERN PetscErrorCode MatNullSpaceCreateRigidBody(Vec,MatNullSpace*); 1743 1744 PETSC_EXTERN PetscErrorCode MatReorderingSeqSBAIJ(Mat,IS); 1745 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetHashTableFactor(Mat,PetscReal); 1746 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetColumnIndices(Mat,PetscInt *); 1747 1748 PETSC_EXTERN PetscErrorCode MatCreateMAIJ(Mat,PetscInt,Mat*); 1749 PETSC_EXTERN PetscErrorCode MatMAIJRedimension(Mat,PetscInt,Mat*); 1750 PETSC_EXTERN PetscErrorCode MatMAIJGetAIJ(Mat,Mat*); 1751 1752 PETSC_EXTERN PetscErrorCode MatComputeOperator(Mat,MatType,Mat*); 1753 PETSC_EXTERN PetscErrorCode MatComputeOperatorTranspose(Mat,MatType,Mat*); 1754 1755 PETSC_DEPRECATED_FUNCTION("Use MatComputeOperator() (since version 3.12)") PETSC_STATIC_INLINE PetscErrorCode MatComputeExplicitOperator(Mat A,Mat* B) { return MatComputeOperator(A,NULL,B); } 1756 PETSC_DEPRECATED_FUNCTION("Use MatComputeOperatorTranspose() (since version 3.12)") PETSC_STATIC_INLINE PetscErrorCode MatComputeExplicitOperatorTranspose(Mat A,Mat* B) { return MatComputeOperatorTranspose(A,NULL,B); } 1757 1758 PETSC_EXTERN PetscErrorCode MatCreateKAIJ(Mat,PetscInt,PetscInt,const PetscScalar[],const PetscScalar[],Mat*); 1759 PETSC_EXTERN PetscErrorCode MatKAIJGetAIJ(Mat,Mat*); 1760 PETSC_EXTERN PetscErrorCode MatKAIJGetS(Mat,PetscInt*,PetscInt*,PetscScalar**); 1761 PETSC_EXTERN PetscErrorCode MatKAIJGetSRead(Mat,PetscInt*,PetscInt*,const PetscScalar**); 1762 PETSC_EXTERN PetscErrorCode MatKAIJRestoreS(Mat,PetscScalar**); 1763 PETSC_EXTERN PetscErrorCode MatKAIJRestoreSRead(Mat,const PetscScalar**); 1764 PETSC_EXTERN PetscErrorCode MatKAIJGetT(Mat,PetscInt*,PetscInt*,PetscScalar**); 1765 PETSC_EXTERN PetscErrorCode MatKAIJGetTRead(Mat,PetscInt*,PetscInt*,const PetscScalar**); 1766 PETSC_EXTERN PetscErrorCode MatKAIJRestoreT(Mat,PetscScalar**); 1767 PETSC_EXTERN PetscErrorCode MatKAIJRestoreTRead(Mat,const PetscScalar**); 1768 PETSC_EXTERN PetscErrorCode MatKAIJSetAIJ(Mat,Mat); 1769 PETSC_EXTERN PetscErrorCode MatKAIJSetS(Mat,PetscInt,PetscInt,const PetscScalar[]); 1770 PETSC_EXTERN PetscErrorCode MatKAIJSetT(Mat,PetscInt,PetscInt,const PetscScalar[]); 1771 PETSC_EXTERN PetscErrorCode MatKAIJGetScaledIdentity(Mat,PetscBool*); 1772 1773 PETSC_EXTERN PetscErrorCode MatDiagonalScaleLocal(Mat,Vec); 1774 1775 PETSC_EXTERN PetscErrorCode MatCreateMFFD(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,Mat*); 1776 PETSC_EXTERN PetscErrorCode MatMFFDSetBase(Mat,Vec,Vec); 1777 PETSC_EXTERN PetscErrorCode MatMFFDSetFunction(Mat,PetscErrorCode(*)(void*,Vec,Vec),void*); 1778 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioni(Mat,PetscErrorCode (*)(void*,PetscInt,Vec,PetscScalar*)); 1779 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioniBase(Mat,PetscErrorCode (*)(void*,Vec)); 1780 PETSC_EXTERN PetscErrorCode MatMFFDSetHHistory(Mat,PetscScalar[],PetscInt); 1781 PETSC_EXTERN PetscErrorCode MatMFFDResetHHistory(Mat); 1782 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctionError(Mat,PetscReal); 1783 PETSC_EXTERN PetscErrorCode MatMFFDSetPeriod(Mat,PetscInt); 1784 PETSC_EXTERN PetscErrorCode MatMFFDGetH(Mat,PetscScalar *); 1785 PETSC_EXTERN PetscErrorCode MatMFFDSetOptionsPrefix(Mat,const char[]); 1786 PETSC_EXTERN PetscErrorCode MatMFFDCheckPositivity(void*,Vec,Vec,PetscScalar*); 1787 PETSC_EXTERN PetscErrorCode MatMFFDSetCheckh(Mat,PetscErrorCode (*)(void*,Vec,Vec,PetscScalar*),void*); 1788 1789 /*S 1790 MatMFFD - A data structured used to manage the computation of the h differencing parameter for matrix-free 1791 Jacobian vector products 1792 1793 Notes: 1794 MATMFFD is a specific MatType which uses the MatMFFD data structure 1795 1796 MatMFFD*() methods actually take the Mat as their first argument. Not a MatMFFD data structure 1797 1798 Level: developer 1799 1800 .seealso: MATMFFD, MatCreateMFFD(), MatMFFDSetFuction(), MatMFFDSetType(), MatMFFDRegister() 1801 S*/ 1802 typedef struct _p_MatMFFD* MatMFFD; 1803 1804 /*J 1805 MatMFFDType - algorithm used to compute the h used in computing matrix-vector products via differencing of the function 1806 1807 Level: beginner 1808 1809 .seealso: MatMFFDSetType(), MatMFFDRegister() 1810 J*/ 1811 typedef const char* MatMFFDType; 1812 #define MATMFFD_DS "ds" 1813 #define MATMFFD_WP "wp" 1814 1815 PETSC_EXTERN PetscErrorCode MatMFFDSetType(Mat,MatMFFDType); 1816 PETSC_EXTERN PetscErrorCode MatMFFDRegister(const char[],PetscErrorCode (*)(MatMFFD)); 1817 1818 PETSC_EXTERN PetscErrorCode MatMFFDDSSetUmin(Mat,PetscReal); 1819 PETSC_EXTERN PetscErrorCode MatMFFDWPSetComputeNormU(Mat,PetscBool); 1820 1821 PETSC_EXTERN PetscErrorCode MatFDColoringSetType(MatFDColoring,MatMFFDType); 1822 1823 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *); 1824 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *); 1825 1826 #ifdef PETSC_HAVE_HARA 1827 PETSC_EXTERN_TYPEDEF typedef PetscScalar (*MatHaraKernel)(PetscInt,PetscReal[],PetscReal[],void*); 1828 PETSC_EXTERN PetscErrorCode MatCreateHaraFromKernel(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscReal[],MatHaraKernel,void*,PetscReal,PetscInt,PetscInt,Mat*); 1829 PETSC_EXTERN PetscErrorCode MatCreateHaraFromMat(Mat,PetscInt,const PetscReal[],PetscReal,PetscInt,PetscInt,PetscInt,PetscReal,Mat*); 1830 PETSC_EXTERN PetscErrorCode MatHaraSetSamplingMat(Mat,Mat,PetscInt,PetscReal); 1831 #endif 1832 1833 #ifdef PETSC_HAVE_HTOOL 1834 PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*MatHtoolKernel)(PetscInt,PetscInt,PetscInt,const PetscInt*,const PetscInt*,PetscScalar*,void*); 1835 PETSC_EXTERN PetscErrorCode MatCreateHtoolFromKernel(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscReal[],const PetscReal[],MatHtoolKernel,void*,Mat*); 1836 PETSC_EXTERN PetscErrorCode MatHtoolSetKernel(Mat,MatHtoolKernel,void*); 1837 PETSC_EXTERN PetscErrorCode MatHtoolGetPermutationSource(Mat,IS*); 1838 PETSC_EXTERN PetscErrorCode MatHtoolGetPermutationTarget(Mat,IS*); 1839 PETSC_EXTERN PetscErrorCode MatHtoolUsePermutation(Mat,PetscBool); 1840 /*E 1841 MatHtoolCompressorType - Indicates the type of compressor used by a MATHTOOL 1842 1843 Level: beginner 1844 1845 Values: 1846 + MAT_HTOOL_COMPRESSOR_SYMPARTIAL_ACA (default) - symmetric partial adaptive cross approximation 1847 . MAT_HTOOL_COMPRESSOR_FULL_ACA - full adaptive cross approximation 1848 - MAT_HTOOL_COMPRESSOR_SVD - singular value decomposition 1849 1850 .seealso: MatCreateHtoolFromKernel(), MATHTOOL, MatHtoolClusteringType 1851 E*/ 1852 typedef enum { MAT_HTOOL_COMPRESSOR_SYMPARTIAL_ACA, MAT_HTOOL_COMPRESSOR_FULL_ACA, MAT_HTOOL_COMPRESSOR_SVD } MatHtoolCompressorType; 1853 /*E 1854 MatHtoolClusteringType - Indicates the type of clustering used by a MATHTOOL 1855 1856 Level: beginner 1857 1858 Values: 1859 + MAT_HTOOL_CLUSTERING_PCA_REGULAR (default) - axis computed via principle component analysis, split uniformly 1860 . MAT_HTOOL_CLUSTERING_PCA_GEOMETRIC - axis computed via principle component analysis, split barycentrically 1861 . MAT_HTOOL_CLUSTERING_BOUNDING_BOX_1_REGULAR - axis along the largest extent of the bounding box, split uniformly 1862 - MAT_HTOOL_CLUSTERING_BOUNDING_BOX_1_GEOMETRIC - axis along the largest extent of the bounding box, split barycentrically 1863 1864 Notes: higher-dimensional clustering is not yet supported in Htool, but once it is, one should add BOUNDING_BOX_{2,3} types 1865 1866 .seealso: MatCreateHtoolFromKernel(), MATHTOOL, MatHtoolCompressorType 1867 E*/ 1868 typedef enum { MAT_HTOOL_CLUSTERING_PCA_REGULAR, MAT_HTOOL_CLUSTERING_PCA_GEOMETRIC, MAT_HTOOL_CLUSTERING_BOUNDING_BOX_1_REGULAR, MAT_HTOOL_CLUSTERING_BOUNDING_BOX_1_GEOMETRIC } MatHtoolClusteringType; 1869 #endif 1870 1871 /* 1872 PETSc interface to MUMPS 1873 */ 1874 #ifdef PETSC_HAVE_MUMPS 1875 PETSC_EXTERN PetscErrorCode MatMumpsSetIcntl(Mat,PetscInt,PetscInt); 1876 PETSC_EXTERN PetscErrorCode MatMumpsGetIcntl(Mat,PetscInt,PetscInt*); 1877 PETSC_EXTERN PetscErrorCode MatMumpsSetCntl(Mat,PetscInt,PetscReal); 1878 PETSC_EXTERN PetscErrorCode MatMumpsGetCntl(Mat,PetscInt,PetscReal*); 1879 1880 PETSC_EXTERN PetscErrorCode MatMumpsGetInfo(Mat,PetscInt,PetscInt*); 1881 PETSC_EXTERN PetscErrorCode MatMumpsGetInfog(Mat,PetscInt,PetscInt*); 1882 PETSC_EXTERN PetscErrorCode MatMumpsGetRinfo(Mat,PetscInt,PetscReal*); 1883 PETSC_EXTERN PetscErrorCode MatMumpsGetRinfog(Mat,PetscInt,PetscReal*); 1884 PETSC_EXTERN PetscErrorCode MatMumpsGetInverse(Mat,Mat); 1885 PETSC_EXTERN PetscErrorCode MatMumpsGetInverseTranspose(Mat,Mat); 1886 #endif 1887 1888 /* 1889 PETSc interface to Mkl_Pardiso 1890 */ 1891 #ifdef PETSC_HAVE_MKL_PARDISO 1892 PETSC_EXTERN PetscErrorCode MatMkl_PardisoSetCntl(Mat,PetscInt,PetscInt); 1893 #endif 1894 1895 /* 1896 PETSc interface to Mkl_CPardiso 1897 */ 1898 #ifdef PETSC_HAVE_MKL_CPARDISO 1899 PETSC_EXTERN PetscErrorCode MatMkl_CPardisoSetCntl(Mat,PetscInt,PetscInt); 1900 #endif 1901 1902 /* 1903 PETSc interface to SUPERLU 1904 */ 1905 #ifdef PETSC_HAVE_SUPERLU 1906 PETSC_EXTERN PetscErrorCode MatSuperluSetILUDropTol(Mat,PetscReal); 1907 #endif 1908 1909 /* 1910 PETSc interface to SUPERLU_DIST 1911 */ 1912 #ifdef PETSC_HAVE_SUPERLU_DIST 1913 PETSC_EXTERN PetscErrorCode MatSuperluDistGetDiagU(Mat,PetscScalar*); 1914 #endif 1915 1916 /* 1917 PETSc interface to STRUMPACK 1918 */ 1919 #ifdef PETSC_HAVE_STRUMPACK 1920 /*E 1921 MatSTRUMPACKReordering - sparsity reducing ordering to be used in STRUMPACK 1922 1923 Level: intermediate 1924 E*/ 1925 typedef enum {MAT_STRUMPACK_NATURAL=0, 1926 MAT_STRUMPACK_METIS=1, 1927 MAT_STRUMPACK_PARMETIS=2, 1928 MAT_STRUMPACK_SCOTCH=3, 1929 MAT_STRUMPACK_PTSCOTCH=4, 1930 MAT_STRUMPACK_RCM=5} MatSTRUMPACKReordering; 1931 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetReordering(Mat,MatSTRUMPACKReordering); 1932 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetColPerm(Mat,PetscBool); 1933 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSRelTol(Mat,PetscReal); 1934 PETSC_DEPRECATED_FUNCTION("Use MatSTRUMPACKSetHSSRelTol() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSTRUMPACKSetHSSRelCompTol(Mat mat,PetscReal rtol) {return MatSTRUMPACKSetHSSRelTol(mat,rtol);} 1935 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSAbsTol(Mat,PetscReal); 1936 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSMinSepSize(Mat,PetscInt); 1937 PETSC_DEPRECATED_FUNCTION("Use MatSTRUMPACKSetHSSMinSepSize() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSTRUMPACKSetHSSMinSize(Mat mat,PetscInt hssminsize) {return MatSTRUMPACKSetHSSMinSepSize(mat,hssminsize);} 1938 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSMaxRank(Mat,PetscInt); 1939 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSLeafSize(Mat,PetscInt); 1940 #endif 1941 1942 PETSC_EXTERN PetscErrorCode MatBindToCPU(Mat,PetscBool); 1943 PETSC_DEPRECATED_FUNCTION("Use MatBindToCPU (since v3.13)") PETSC_STATIC_INLINE PetscErrorCode MatPinToCPU(Mat A,PetscBool flg) {return MatBindToCPU(A,flg);} 1944 1945 typedef struct _n_SplitCSRMat *PetscSplitCSRDataStructure; 1946 PETSC_EXTERN PetscErrorCode MatCUSPARSEGetDeviceMatWrite(Mat,PetscSplitCSRDataStructure*); 1947 1948 #ifdef PETSC_HAVE_KOKKOS_KERNELS 1949 PETSC_EXTERN PetscErrorCode MatKokkosGetDeviceMatWrite(Mat,PetscSplitCSRDataStructure*); 1950 PETSC_EXTERN PetscErrorCode MatSeqAIJKokkosSetDeviceMat(Mat,PetscSplitCSRDataStructure); 1951 PETSC_EXTERN PetscErrorCode MatSeqAIJKokkosGetDeviceMat(Mat,PetscSplitCSRDataStructure*); 1952 #endif 1953 1954 #ifdef PETSC_HAVE_CUDA 1955 /*E 1956 MatCUSPARSEStorageFormat - indicates the storage format for CUSPARSE (GPU) 1957 matrices. 1958 1959 Not Collective 1960 1961 + MAT_CUSPARSE_CSR - Compressed Sparse Row 1962 . MAT_CUSPARSE_ELL - Ellpack (requires CUDA 4.2 or later). 1963 - MAT_CUSPARSE_HYB - Hybrid, a combination of Ellpack and Coordinate format (requires CUDA 4.2 or later). 1964 1965 Level: intermediate 1966 1967 Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h 1968 1969 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEFormatOperation 1970 E*/ 1971 1972 typedef enum {MAT_CUSPARSE_CSR, MAT_CUSPARSE_ELL, MAT_CUSPARSE_HYB} MatCUSPARSEStorageFormat; 1973 1974 /* these will be strings associated with enumerated type defined above */ 1975 PETSC_EXTERN const char *const MatCUSPARSEStorageFormats[]; 1976 1977 /*E 1978 MatCUSPARSEFormatOperation - indicates the operation of CUSPARSE (GPU) 1979 matrices whose operation should use a particular storage format. 1980 1981 Not Collective 1982 1983 + MAT_CUSPARSE_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult 1984 . MAT_CUSPARSE_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult 1985 . MAT_CUSPARSE_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult 1986 - MAT_CUSPARSE_ALL - sets the storage format for all CUSPARSE (GPU) matrices 1987 1988 Level: intermediate 1989 1990 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEStorageFormat 1991 E*/ 1992 typedef enum {MAT_CUSPARSE_MULT_DIAG, MAT_CUSPARSE_MULT_OFFDIAG, MAT_CUSPARSE_MULT, MAT_CUSPARSE_ALL} MatCUSPARSEFormatOperation; 1993 1994 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 1995 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 1996 PETSC_EXTERN PetscErrorCode MatCUSPARSESetFormat(Mat,MatCUSPARSEFormatOperation,MatCUSPARSEStorageFormat); 1997 typedef struct Mat_SeqAIJCUSPARSETriFactors* Mat_SeqAIJCUSPARSETriFactors_p; 1998 PETSC_INTERN PetscErrorCode MatSeqAIJCUSPARSETriFactors_Reset(Mat_SeqAIJCUSPARSETriFactors_p*); 1999 2000 PETSC_EXTERN PetscErrorCode MatCreateDenseCUDA(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*); 2001 PETSC_EXTERN PetscErrorCode MatCreateSeqDenseCUDA(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*); 2002 PETSC_EXTERN PetscErrorCode MatMPIDenseCUDASetPreallocation(Mat,PetscScalar[]); 2003 PETSC_EXTERN PetscErrorCode MatSeqDenseCUDASetPreallocation(Mat,PetscScalar[]); 2004 PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArrayWrite(Mat,PetscScalar**); 2005 PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArrayRead(Mat,const PetscScalar**); 2006 PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArray(Mat,PetscScalar**); 2007 PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArrayWrite(Mat,PetscScalar**); 2008 PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArrayRead(Mat,const PetscScalar**); 2009 PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArray(Mat,PetscScalar**); 2010 PETSC_EXTERN PetscErrorCode MatDenseCUDAPlaceArray(Mat,const PetscScalar*); 2011 PETSC_EXTERN PetscErrorCode MatDenseCUDAReplaceArray(Mat,const PetscScalar*); 2012 PETSC_EXTERN PetscErrorCode MatDenseCUDAResetArray(Mat); 2013 2014 #endif 2015 2016 #if defined(PETSC_HAVE_VIENNACL) 2017 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*); 2018 PETSC_EXTERN PetscErrorCode MatCreateAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*); 2019 #endif 2020 2021 /* 2022 PETSc interface to FFTW 2023 */ 2024 #if defined(PETSC_HAVE_FFTW) 2025 PETSC_EXTERN PetscErrorCode VecScatterPetscToFFTW(Mat,Vec,Vec); 2026 PETSC_EXTERN PetscErrorCode VecScatterFFTWToPetsc(Mat,Vec,Vec); 2027 PETSC_EXTERN PetscErrorCode MatCreateVecsFFTW(Mat,Vec*,Vec*,Vec*); 2028 #endif 2029 2030 #if defined(PETSC_HAVE_SCALAPACK) 2031 PETSC_EXTERN PetscErrorCode MatCreateScaLAPACK(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,Mat*); 2032 PETSC_EXTERN PetscErrorCode MatScaLAPACKSetBlockSizes(Mat,PetscInt,PetscInt); 2033 PETSC_EXTERN PetscErrorCode MatScaLAPACKGetBlockSizes(Mat,PetscInt*,PetscInt*); 2034 #endif 2035 2036 PETSC_EXTERN PetscErrorCode MatCreateNest(MPI_Comm,PetscInt,const IS[],PetscInt,const IS[],const Mat[],Mat*); 2037 PETSC_EXTERN PetscErrorCode MatNestGetSize(Mat,PetscInt*,PetscInt*); 2038 PETSC_EXTERN PetscErrorCode MatNestGetISs(Mat,IS[],IS[]); 2039 PETSC_EXTERN PetscErrorCode MatNestGetLocalISs(Mat,IS[],IS[]); 2040 PETSC_EXTERN PetscErrorCode MatNestGetSubMats(Mat,PetscInt*,PetscInt*,Mat***); 2041 PETSC_EXTERN PetscErrorCode MatNestGetSubMat(Mat,PetscInt,PetscInt,Mat*); 2042 PETSC_EXTERN PetscErrorCode MatNestSetVecType(Mat,VecType); 2043 PETSC_EXTERN PetscErrorCode MatNestSetSubMats(Mat,PetscInt,const IS[],PetscInt,const IS[],const Mat[]); 2044 PETSC_EXTERN PetscErrorCode MatNestSetSubMat(Mat,PetscInt,PetscInt,Mat); 2045 2046 PETSC_EXTERN PetscErrorCode MatChop(Mat,PetscReal); 2047 PETSC_EXTERN PetscErrorCode MatComputeBandwidth(Mat,PetscReal,PetscInt*); 2048 2049 PETSC_EXTERN PetscErrorCode MatSubdomainsCreateCoalesce(Mat,PetscInt,PetscInt*,IS**); 2050 2051 PETSC_EXTERN PetscErrorCode MatPreallocatorPreallocate(Mat,PetscBool,Mat); 2052 2053 PETSC_INTERN PetscErrorCode MatHeaderMerge(Mat,Mat*); 2054 PETSC_EXTERN PetscErrorCode MatHeaderReplace(Mat,Mat*); 2055 2056 #endif 2057