xref: /petsc/include/petscmat.h (revision 3b35acaf130ae8d6bbfecb6726880339f2b1c288)
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   Concepts: matrix; linear operator
15 
16 .seealso:  MatCreate(), MatType, MatSetType(), MatDestroy()
17 S*/
18 typedef struct _p_Mat*           Mat;
19 
20 /*J
21     MatType - String with the name of a PETSc matrix type
22 
23    Level: beginner
24 
25 .seealso: MatSetType(), Mat, MatSolverType, MatRegister()
26 J*/
27 typedef const char* MatType;
28 #define MATSAME            "same"
29 #define MATMAIJ            "maij"
30 #define MATSEQMAIJ         "seqmaij"
31 #define MATMPIMAIJ         "mpimaij"
32 #define MATIS              "is"
33 #define MATAIJ             "aij"
34 #define MATSEQAIJ          "seqaij"
35 #define MATMPIAIJ          "mpiaij"
36 #define MATAIJCRL          "aijcrl"
37 #define MATSEQAIJCRL       "seqaijcrl"
38 #define MATMPIAIJCRL       "mpiaijcrl"
39 #define MATAIJCUSPARSE     "aijcusparse"
40 #define MATSEQAIJCUSPARSE  "seqaijcusparse"
41 #define MATMPIAIJCUSPARSE  "mpiaijcusparse"
42 #define MATAIJVIENNACL     "aijviennacl"
43 #define MATSEQAIJVIENNACL  "seqaijviennacl"
44 #define MATMPIAIJVIENNACL  "mpiaijviennacl"
45 #define MATAIJPERM         "aijperm"
46 #define MATSEQAIJPERM      "seqaijperm"
47 #define MATMPIAIJPERM      "mpiaijperm"
48 #define MATAIJSELL         "aijsell"
49 #define MATSEQAIJSELL      "seqaijsell"
50 #define MATMPIAIJSELL      "mpiaijsell"
51 #define MATAIJMKL          "aijmkl"
52 #define MATSEQAIJMKL       "seqaijmkl"
53 #define MATMPIAIJMKL       "mpiaijmkl"
54 #define MATBAIJMKL         "baijmkl"
55 #define MATSEQBAIJMKL      "seqbaijmkl"
56 #define MATMPIBAIJMKL      "mpibaijmkl"
57 #define MATSHELL           "shell"
58 #define MATDENSE           "dense"
59 #define MATSEQDENSE        "seqdense"
60 #define MATMPIDENSE        "mpidense"
61 #define MATELEMENTAL       "elemental"
62 #define MATBAIJ            "baij"
63 #define MATSEQBAIJ         "seqbaij"
64 #define MATMPIBAIJ         "mpibaij"
65 #define MATMPIADJ          "mpiadj"
66 #define MATSBAIJ           "sbaij"
67 #define MATSEQSBAIJ        "seqsbaij"
68 #define MATMPISBAIJ        "mpisbaij"
69 #define MATDAAD            "daad"
70 #define MATMFFD            "mffd"
71 #define MATNORMAL          "normal"
72 #define MATNORMALHERMITIAN "normalh"
73 #define MATLRC             "lrc"
74 #define MATSCATTER         "scatter"
75 #define MATBLOCKMAT        "blockmat"
76 #define MATCOMPOSITE       "composite"
77 #define MATFFT             "fft"
78 #define MATFFTW            "fftw"
79 #define MATSEQCUFFT        "seqcufft"
80 #define MATTRANSPOSEMAT    "transpose"
81 #define MATSCHURCOMPLEMENT "schurcomplement"
82 #define MATPYTHON          "python"
83 #define MATHYPRE           "hypre"
84 #define MATHYPRESTRUCT     "hyprestruct"
85 #define MATHYPRESSTRUCT    "hypresstruct"
86 #define MATSUBMATRIX       "submatrix"
87 #define MATLOCALREF        "localref"
88 #define MATNEST            "nest"
89 #define MATPREALLOCATOR    "preallocator"
90 #define MATSELL            "sell"
91 #define MATSEQSELL         "seqsell"
92 #define MATMPISELL         "mpisell"
93 #define MATDUMMY           "dummy"
94 #define MATLMVM            "lmvm"
95 #define MATLMVMDFP         "lmvmdfp"
96 #define MATLMVMBFGS        "lmvmbfgs"
97 #define MATLMVMSR1         "lmvmsr1"
98 #define MATLMVMBRDN        "lmvmbrdn"
99 #define MATLMVMBADBRDN     "lmvmbadbrdn"
100 #define MATLMVMSYMBRDN     "lmvmsymbrdn"
101 #define MATLMVMSYMBADBRDN  "lmvmsymbadbrdn"
102 #define MATLMVMDIAGBRDN    "lmvmdiagbrdn"
103 
104 /*J
105     MatSolverType - String with the name of a PETSc matrix solver type.
106 
107     For example: "petsc" indicates what PETSc provides, "superlu_dist" the parallel SuperLU_DIST package etc
108 
109    Level: beginner
110 
111 .seealso: MatGetFactor(), PCFactorSetMatSolverType(), PCFactorGetMatSolverType()
112 J*/
113 typedef const char* MatSolverType;
114 #define MATSOLVERSUPERLU          "superlu"
115 #define MATSOLVERSUPERLU_DIST     "superlu_dist"
116 #define MATSOLVERSTRUMPACK        "strumpack"
117 #define MATSOLVERUMFPACK          "umfpack"
118 #define MATSOLVERCHOLMOD          "cholmod"
119 #define MATSOLVERKLU              "klu"
120 #define MATSOLVERSPARSEELEMENTAL  "sparseelemental"
121 #define MATSOLVERELEMENTAL        "elemental"
122 #define MATSOLVERESSL             "essl"
123 #define MATSOLVERLUSOL            "lusol"
124 #define MATSOLVERMUMPS            "mumps"
125 #define MATSOLVERMKL_PARDISO      "mkl_pardiso"
126 #define MATSOLVERMKL_CPARDISO     "mkl_cpardiso"
127 #define MATSOLVERPASTIX           "pastix"
128 #define MATSOLVERMATLAB           "matlab"
129 #define MATSOLVERPETSC            "petsc"
130 #define MATSOLVERBAS              "bas"
131 #define MATSOLVERCUSPARSE         "cusparse"
132 
133 /*E
134     MatFactorType - indicates what type of factorization is requested
135 
136     Level: beginner
137 
138    Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
139 
140 .seealso: MatSolverType, MatGetFactor()
141 E*/
142 typedef enum {MAT_FACTOR_NONE, MAT_FACTOR_LU, MAT_FACTOR_CHOLESKY, MAT_FACTOR_ILU, MAT_FACTOR_ICC,MAT_FACTOR_ILUDT} MatFactorType;
143 PETSC_EXTERN const char *const MatFactorTypes[];
144 
145 PETSC_EXTERN PetscErrorCode MatGetFactor(Mat,MatSolverType,MatFactorType,Mat*);
146 PETSC_EXTERN PetscErrorCode MatGetFactorAvailable(Mat,MatSolverType,MatFactorType,PetscBool *);
147 PETSC_EXTERN PetscErrorCode MatFactorGetSolverType(Mat,MatSolverType*);
148 PETSC_EXTERN PetscErrorCode MatGetFactorType(Mat,MatFactorType*);
149 PETSC_EXTERN PetscErrorCode MatSetFactorType(Mat,MatFactorType);
150 PETSC_EXTERN PetscErrorCode MatSolverTypeRegister(MatSolverType,MatType,MatFactorType,PetscErrorCode(*)(Mat,MatFactorType,Mat*));
151 PETSC_EXTERN PetscErrorCode MatSolverTypeGet(MatSolverType,MatType,MatFactorType,PetscBool*,PetscBool*,PetscErrorCode (**)(Mat,MatFactorType,Mat*));
152 typedef MatSolverType MatSolverPackage PETSC_DEPRECATED_TYPEDEF("Use MatSolverType (since version 3.9)");
153 PETSC_DEPRECATED_FUNCTION("Use MatSolverTypeRegister() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSolverPackageRegister(MatSolverType stype,MatType mtype,MatFactorType ftype,PetscErrorCode(*f)(Mat,MatFactorType,Mat*))
154 { return MatSolverTypeRegister(stype,mtype,ftype,f); }
155 PETSC_DEPRECATED_FUNCTION("Use MatSolverTypeGet() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSolverPackageGet(MatSolverType stype,MatType mtype,MatFactorType ftype,PetscBool *foundmtype,PetscBool *foundstype,PetscErrorCode(**f)(Mat,MatFactorType,Mat*))
156 { return MatSolverTypeGet(stype,mtype,ftype,foundmtype,foundstype,f); }
157 
158 /* Logging support */
159 #define    MAT_FILE_CLASSID 1211216    /* used to indicate matrices in binary files */
160 PETSC_EXTERN PetscClassId MAT_CLASSID;
161 PETSC_EXTERN PetscClassId MAT_COLORING_CLASSID;
162 PETSC_EXTERN PetscClassId MAT_FDCOLORING_CLASSID;
163 PETSC_EXTERN PetscClassId MAT_TRANSPOSECOLORING_CLASSID;
164 PETSC_EXTERN PetscClassId MAT_PARTITIONING_CLASSID;
165 PETSC_EXTERN PetscClassId MAT_COARSEN_CLASSID;
166 PETSC_EXTERN PetscClassId MAT_NULLSPACE_CLASSID;
167 PETSC_EXTERN PetscClassId MATMFFD_CLASSID;
168 
169 /*E
170     MatReuse - Indicates if matrices obtained from a previous call to MatCreateSubMatrices(), MatCreateSubMatrix(), MatConvert() or several other functions
171      are to be reused to store the new matrix values.
172 
173 $  MAT_INITIAL_MATRIX - create a new matrix
174 $  MAT_REUSE_MATRIX - reuse the matrix created with a previous call that used MAT_INITIAL_MATRIX
175 $  MAT_INPLACE_MATRIX - replace the first input matrix with the new matrix (not applicable to all functions)
176 $  MAT_IGNORE_MATRIX - do not create a new matrix or reuse a give matrix, just ignore that matrix argument (not applicable to all functions)
177 
178     Level: beginner
179 
180    Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
181 
182 .seealso: MatCreateSubMatrices(), MatCreateSubMatrix(), MatDestroyMatrices(), MatConvert()
183 E*/
184 typedef enum {MAT_INITIAL_MATRIX,MAT_REUSE_MATRIX,MAT_IGNORE_MATRIX,MAT_INPLACE_MATRIX} MatReuse;
185 
186 /*E
187     MatCreateSubMatrixOption - Indicates if matrices obtained from a call to MatCreateSubMatrices()
188      include the matrix values. Currently it is only used by MatGetSeqNonzerostructure().
189 
190     Level: beginner
191 
192 .seealso: MatGetSeqNonzerostructure()
193 E*/
194 typedef enum {MAT_DO_NOT_GET_VALUES,MAT_GET_VALUES} MatCreateSubMatrixOption;
195 
196 PETSC_EXTERN PetscErrorCode MatInitializePackage(void);
197 
198 PETSC_EXTERN PetscErrorCode MatCreate(MPI_Comm,Mat*);
199 PETSC_EXTERN PetscErrorCode MatSetSizes(Mat,PetscInt,PetscInt,PetscInt,PetscInt);
200 PETSC_EXTERN PetscErrorCode MatSetType(Mat,MatType);
201 PETSC_EXTERN PetscErrorCode MatSetFromOptions(Mat);
202 PETSC_STATIC_INLINE PetscErrorCode MatViewFromOptions(Mat A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}
203 PETSC_EXTERN PetscErrorCode MatRegister(const char[],PetscErrorCode(*)(Mat));
204 PETSC_EXTERN PetscErrorCode MatRegisterRootName(const char[],const char[],const char[]);
205 PETSC_EXTERN PetscErrorCode MatSetOptionsPrefix(Mat,const char[]);
206 PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefix(Mat,const char[]);
207 PETSC_EXTERN PetscErrorCode MatGetOptionsPrefix(Mat,const char*[]);
208 PETSC_EXTERN PetscErrorCode MatSetErrorIfFailure(Mat,PetscBool);
209 
210 PETSC_EXTERN PetscFunctionList MatList;
211 PETSC_EXTERN PetscFunctionList MatColoringList;
212 PETSC_EXTERN PetscFunctionList MatPartitioningList;
213 
214 /*E
215     MatStructure - Indicates if two matrices have the same nonzero structure
216 
217     Level: beginner
218 
219    Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
220 
221 .seealso: MatCopy(), MatAXPY()
222 E*/
223 typedef enum {DIFFERENT_NONZERO_PATTERN,SUBSET_NONZERO_PATTERN,SAME_NONZERO_PATTERN} MatStructure;
224 
225 #if defined PETSC_HAVE_MKL_SPARSE
226 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
227 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
228 PETSC_EXTERN PetscErrorCode MatCreateBAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
229 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
230 #endif
231 
232 PETSC_EXTERN PetscErrorCode MatCreateSeqSELL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
233 PETSC_EXTERN PetscErrorCode MatCreateSELL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
234 PETSC_EXTERN PetscErrorCode MatSeqSELLSetPreallocation(Mat,PetscInt,const PetscInt[]);
235 PETSC_EXTERN PetscErrorCode MatMPISELLSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
236 
237 PETSC_EXTERN PetscErrorCode MatCreateSeqDense(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*);
238 PETSC_EXTERN PetscErrorCode MatCreateDense(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*);
239 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
240 PETSC_EXTERN PetscErrorCode MatCreateAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
241 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *);
242 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSplitArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],PetscInt[],PetscInt[],PetscScalar[],Mat*);
243 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSeqAIJ(MPI_Comm,Mat,Mat,const PetscInt[],Mat*);
244 
245 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
246 PETSC_EXTERN PetscErrorCode MatCreateBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
247 PETSC_EXTERN PetscErrorCode MatCreateMPIBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat*);
248 
249 PETSC_EXTERN PetscErrorCode MatCreateMPIAdj(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscInt[],Mat*);
250 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
251 
252 PETSC_EXTERN PetscErrorCode MatCreateSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
253 PETSC_EXTERN PetscErrorCode MatCreateMPISBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *);
254 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
255 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
256 PETSC_EXTERN PetscErrorCode MatXAIJSetPreallocation(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscInt[],const PetscInt[]);
257 
258 PETSC_EXTERN PetscErrorCode MatCreateShell(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,void *,Mat*);
259 PETSC_EXTERN PetscErrorCode MatCreateNormal(Mat,Mat*);
260 PETSC_EXTERN PetscErrorCode MatCreateNormalHermitian(Mat,Mat*);
261 PETSC_EXTERN PetscErrorCode MatCreateLRC(Mat,Mat,Vec,Mat,Mat*);
262 PETSC_EXTERN PetscErrorCode MatLRCGetMats(Mat,Mat*,Mat*,Vec*,Mat*);
263 PETSC_EXTERN PetscErrorCode MatCreateIS(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,ISLocalToGlobalMapping,ISLocalToGlobalMapping,Mat*);
264 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
265 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
266 
267 PETSC_EXTERN PetscErrorCode MatCreateScatter(MPI_Comm,VecScatter,Mat*);
268 PETSC_EXTERN PetscErrorCode MatScatterSetVecScatter(Mat,VecScatter);
269 PETSC_EXTERN PetscErrorCode MatScatterGetVecScatter(Mat,VecScatter*);
270 PETSC_EXTERN PetscErrorCode MatCreateBlockMat(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,Mat*);
271 PETSC_EXTERN PetscErrorCode MatCompositeAddMat(Mat,Mat);
272 PETSC_EXTERN PetscErrorCode MatCompositeMerge(Mat);
273 typedef enum {MAT_COMPOSITE_MERGE_RIGHT,MAT_COMPOSITE_MERGE_LEFT} MatCompositeMergeType;
274 PETSC_EXTERN PetscErrorCode MatCompositeSetMergeType(Mat,MatCompositeMergeType);
275 PETSC_EXTERN PetscErrorCode MatCreateComposite(MPI_Comm,PetscInt,const Mat*,Mat*);
276 typedef enum {MAT_COMPOSITE_ADDITIVE,MAT_COMPOSITE_MULTIPLICATIVE} MatCompositeType;
277 PETSC_EXTERN PetscErrorCode MatCompositeSetType(Mat,MatCompositeType);
278 PETSC_EXTERN PetscErrorCode MatCompositeGetType(Mat,MatCompositeType*);
279 PETSC_EXTERN PetscErrorCode MatCompositeSetMatStructure(Mat,MatStructure);
280 PETSC_EXTERN PetscErrorCode MatCompositeGetMatStructure(Mat,MatStructure*);
281 PETSC_EXTERN PetscErrorCode MatCompositeGetNumberMat(Mat,PetscInt*);
282 PETSC_EXTERN PetscErrorCode MatCompositeGetMat(Mat,PetscInt,Mat*);
283 
284 PETSC_EXTERN PetscErrorCode MatCreateFFT(MPI_Comm,PetscInt,const PetscInt[],MatType,Mat*);
285 PETSC_EXTERN PetscErrorCode MatCreateSeqCUFFT(MPI_Comm,PetscInt,const PetscInt[],Mat*);
286 
287 PETSC_EXTERN PetscErrorCode MatCreateTranspose(Mat,Mat*);
288 PETSC_EXTERN PetscErrorCode MatTransposeGetMat(Mat,Mat*);
289 PETSC_EXTERN PetscErrorCode MatCreateHermitianTranspose(Mat,Mat*);
290 PETSC_EXTERN PetscErrorCode MatHermitianTransposeGetMat(Mat,Mat*);
291 PETSC_EXTERN PetscErrorCode MatCreateSubMatrixVirtual(Mat,IS,IS,Mat*);
292 PETSC_EXTERN PetscErrorCode MatSubMatrixVirtualUpdate(Mat,Mat,IS,IS);
293 PETSC_EXTERN PetscErrorCode MatCreateLocalRef(Mat,IS,IS,Mat*);
294 
295 #if defined(PETSC_HAVE_HYPRE)
296 PETSC_EXTERN PetscErrorCode MatHYPRESetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
297 #endif
298 
299 PETSC_EXTERN PetscErrorCode MatPythonSetType(Mat,const char[]);
300 
301 PETSC_EXTERN PetscErrorCode MatResetPreallocation(Mat);
302 PETSC_EXTERN PetscErrorCode MatSetUp(Mat);
303 PETSC_EXTERN PetscErrorCode MatDestroy(Mat*);
304 PETSC_EXTERN PetscErrorCode MatGetNonzeroState(Mat,PetscObjectState*);
305 
306 PETSC_EXTERN PetscErrorCode MatConjugate(Mat);
307 PETSC_EXTERN PetscErrorCode MatRealPart(Mat);
308 PETSC_EXTERN PetscErrorCode MatImaginaryPart(Mat);
309 PETSC_EXTERN PetscErrorCode MatGetDiagonalBlock(Mat,Mat*);
310 PETSC_EXTERN PetscErrorCode MatGetTrace(Mat,PetscScalar*);
311 PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonal(Mat,const PetscScalar **);
312 PETSC_EXTERN PetscErrorCode MatInvertVariableBlockDiagonal(Mat,PetscInt,const PetscInt*,PetscScalar*);
313 PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonalMat(Mat,Mat);
314 
315 /* ------------------------------------------------------------*/
316 PETSC_EXTERN PetscErrorCode MatSetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
317 PETSC_EXTERN PetscErrorCode MatSetValuesBlocked(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
318 PETSC_EXTERN PetscErrorCode MatSetValuesRow(Mat,PetscInt,const PetscScalar[]);
319 PETSC_EXTERN PetscErrorCode MatSetValuesRowLocal(Mat,PetscInt,const PetscScalar[]);
320 PETSC_EXTERN PetscErrorCode MatSetValuesBatch(Mat,PetscInt,PetscInt,PetscInt[],const PetscScalar[]);
321 PETSC_EXTERN PetscErrorCode MatSetRandom(Mat,PetscRandom);
322 
323 /*S
324      MatStencil - Data structure (C struct) for storing information about a single row or
325         column of a matrix as indexed on an associated grid. These are arguments to MatSetStencil() and MatSetBlockStencil()
326 
327    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).
328    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.
329 
330    For stencil access to vectors see DMDAVecGetArray(), DMDAVecGetArrayF90().
331 
332    Fortran usage is different, see MatSetValuesStencil() for details.
333 
334    Level: beginner
335 
336   Concepts: matrix; linear operator
337 
338 .seealso:  MatSetValuesStencil(), MatSetStencil(), MatSetValuesBlockedStencil(), DMDAVecGetArray(), DMDAVecGetArrayF90()
339 S*/
340 typedef struct {
341   PetscInt k,j,i,c;
342 } MatStencil;
343 
344 PETSC_EXTERN PetscErrorCode MatSetValuesStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode);
345 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode);
346 PETSC_EXTERN PetscErrorCode MatSetStencil(Mat,PetscInt,const PetscInt[],const PetscInt[],PetscInt);
347 
348 /*E
349     MatAssemblyType - Indicates if the matrix is now to be used, or if you plan
350      to continue to add or insert values to it
351 
352     Level: beginner
353 
354 .seealso: MatAssemblyBegin(), MatAssemblyEnd()
355 E*/
356 typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType;
357 PETSC_EXTERN PetscErrorCode MatAssemblyBegin(Mat,MatAssemblyType);
358 PETSC_EXTERN PetscErrorCode MatAssemblyEnd(Mat,MatAssemblyType);
359 PETSC_EXTERN PetscErrorCode MatAssembled(Mat,PetscBool *);
360 
361 
362 
363 /*E
364     MatOption - Options that may be set for a matrix and its behavior or storage
365 
366     Level: beginner
367 
368    Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
369    Any additions/changes here must also be made in src/mat/interface/dlregismat.c in MatOptions[]
370 
371    Developer Notes:
372     Entries that are negative need not be called collectively by all processes.
373 
374 .seealso: MatSetOption()
375 E*/
376 typedef enum {MAT_OPTION_MIN = -3,
377               MAT_UNUSED_NONZERO_LOCATION_ERR = -2,
378               MAT_ROW_ORIENTED = -1,
379               MAT_SYMMETRIC = 1,
380               MAT_STRUCTURALLY_SYMMETRIC = 2,
381               MAT_NEW_DIAGONALS = 3,
382               MAT_IGNORE_OFF_PROC_ENTRIES = 4,
383               MAT_USE_HASH_TABLE = 5,
384               MAT_KEEP_NONZERO_PATTERN = 6,
385               MAT_IGNORE_ZERO_ENTRIES = 7,
386               MAT_USE_INODES = 8,
387               MAT_HERMITIAN = 9,
388               MAT_SYMMETRY_ETERNAL = 10,
389               MAT_NEW_NONZERO_LOCATION_ERR = 11,
390               MAT_IGNORE_LOWER_TRIANGULAR = 12,
391               MAT_ERROR_LOWER_TRIANGULAR = 13,
392               MAT_GETROW_UPPERTRIANGULAR = 14,
393               MAT_SPD = 15,
394               MAT_NO_OFF_PROC_ZERO_ROWS = 16,
395               MAT_NO_OFF_PROC_ENTRIES = 17,
396               MAT_NEW_NONZERO_LOCATIONS = 18,
397               MAT_NEW_NONZERO_ALLOCATION_ERR = 19,
398               MAT_SUBSET_OFF_PROC_ENTRIES = 20,
399               MAT_SUBMAT_SINGLEIS = 21,
400               MAT_STRUCTURE_ONLY = 22,
401               MAT_OPTION_MAX = 23} MatOption;
402 
403 PETSC_EXTERN const char *const *MatOptions;
404 PETSC_EXTERN PetscErrorCode MatSetOption(Mat,MatOption,PetscBool);
405 PETSC_EXTERN PetscErrorCode MatGetOption(Mat,MatOption,PetscBool*);
406 PETSC_EXTERN PetscErrorCode MatGetType(Mat,MatType*);
407 
408 PETSC_EXTERN PetscErrorCode MatGetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]);
409 PETSC_EXTERN PetscErrorCode MatGetRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
410 PETSC_EXTERN PetscErrorCode MatRestoreRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
411 PETSC_EXTERN PetscErrorCode MatGetRowUpperTriangular(Mat);
412 PETSC_EXTERN PetscErrorCode MatRestoreRowUpperTriangular(Mat);
413 PETSC_EXTERN PetscErrorCode MatGetColumnVector(Mat,Vec,PetscInt);
414 PETSC_EXTERN PetscErrorCode MatSeqAIJGetArray(Mat,PetscScalar *[]);
415 PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArray(Mat,PetscScalar *[]);
416 PETSC_EXTERN PetscErrorCode MatSeqAIJGetMaxRowNonzeros(Mat,PetscInt*);
417 PETSC_EXTERN PetscErrorCode MatSeqAIJSetValuesLocalFast(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
418 PETSC_EXTERN PetscErrorCode MatSeqAIJSetType(Mat,MatType);
419 PETSC_EXTERN PetscErrorCode MatSeqAIJRegister(const char[],PetscErrorCode (*)(Mat,MatType,MatReuse,Mat *));
420 PETSC_EXTERN PetscFunctionList MatSeqAIJList;
421 PETSC_EXTERN PetscErrorCode MatSeqSBAIJGetArray(Mat,PetscScalar *[]);
422 PETSC_EXTERN PetscErrorCode MatSeqSBAIJRestoreArray(Mat,PetscScalar *[]);
423 PETSC_EXTERN PetscErrorCode MatDenseGetArray(Mat,PetscScalar *[]);
424 PETSC_EXTERN PetscErrorCode MatDenseRestoreArray(Mat,PetscScalar *[]);
425 PETSC_EXTERN PetscErrorCode MatDensePlaceArray(Mat,const PetscScalar[]);
426 PETSC_EXTERN PetscErrorCode MatDenseResetArray(Mat);
427 PETSC_EXTERN PetscErrorCode MatDenseGetArrayRead(Mat,const PetscScalar *[]);
428 PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayRead(Mat,const PetscScalar *[]);
429 PETSC_EXTERN PetscErrorCode MatGetBlockSize(Mat,PetscInt *);
430 PETSC_EXTERN PetscErrorCode MatSetBlockSize(Mat,PetscInt);
431 PETSC_EXTERN PetscErrorCode MatGetBlockSizes(Mat,PetscInt *,PetscInt *);
432 PETSC_EXTERN PetscErrorCode MatSetBlockSizes(Mat,PetscInt,PetscInt);
433 PETSC_EXTERN PetscErrorCode MatSetBlockSizesFromMats(Mat,Mat,Mat);
434 PETSC_EXTERN PetscErrorCode MatSetVariableBlockSizes(Mat,PetscInt,PetscInt*);
435 PETSC_EXTERN PetscErrorCode MatGetVariableBlockSizes(Mat,PetscInt*,const PetscInt**);
436 
437 PETSC_EXTERN PetscErrorCode MatDenseGetColumn(Mat,PetscInt,PetscScalar *[]);
438 PETSC_EXTERN PetscErrorCode MatDenseRestoreColumn(Mat,PetscScalar *[]);
439 
440 PETSC_EXTERN PetscErrorCode MatMult(Mat,Vec,Vec);
441 PETSC_EXTERN PetscErrorCode MatMultDiagonalBlock(Mat,Vec,Vec);
442 PETSC_EXTERN PetscErrorCode MatMultAdd(Mat,Vec,Vec,Vec);
443 PETSC_EXTERN PetscErrorCode MatMultTranspose(Mat,Vec,Vec);
444 PETSC_EXTERN PetscErrorCode MatMultHermitianTranspose(Mat,Vec,Vec);
445 PETSC_EXTERN PetscErrorCode MatIsTranspose(Mat,Mat,PetscReal,PetscBool *);
446 PETSC_EXTERN PetscErrorCode MatIsHermitianTranspose(Mat,Mat,PetscReal,PetscBool *);
447 PETSC_EXTERN PetscErrorCode MatMultTransposeAdd(Mat,Vec,Vec,Vec);
448 PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAdd(Mat,Vec,Vec,Vec);
449 PETSC_EXTERN PetscErrorCode MatMultConstrained(Mat,Vec,Vec);
450 PETSC_EXTERN PetscErrorCode MatMultTransposeConstrained(Mat,Vec,Vec);
451 PETSC_EXTERN PetscErrorCode MatMatSolve(Mat,Mat,Mat);
452 PETSC_EXTERN PetscErrorCode MatMatSolveTranspose(Mat,Mat,Mat);
453 PETSC_EXTERN PetscErrorCode MatMatTransposeSolve(Mat,Mat,Mat);
454 PETSC_EXTERN PetscErrorCode MatResidual(Mat,Vec,Vec,Vec);
455 
456 /*E
457     MatDuplicateOption - Indicates if a duplicated sparse matrix should have
458   its numerical values copied over or just its nonzero structure.
459 
460     Level: beginner
461 
462    Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
463 
464 $   MAT_DO_NOT_COPY_VALUES    - Create a matrix using the same nonzero pattern as the original matrix,
465 $                               with zeros for the numerical values.
466 $   MAT_COPY_VALUES           - Create a matrix with the same nonzero pattern as the original matrix
467 $                               and with the same numerical values.
468 $   MAT_SHARE_NONZERO_PATTERN - Create a matrix that shares the nonzero structure with the previous matrix
469 $                               and does not copy it, using zeros for the numerical values. The parent and
470 $                               child matrices will share their index (i and j) arrays, and you cannot
471 $                               insert new nonzero entries into either matrix.
472 
473 Notes:
474     Many matrix types (including SeqAIJ) do not support the MAT_SHARE_NONZERO_PATTERN optimization; in
475 this case the behavior is as if MAT_DO_NOT_COPY_VALUES has been specified.
476 
477 .seealso: MatDuplicate()
478 E*/
479 typedef enum {MAT_DO_NOT_COPY_VALUES,MAT_COPY_VALUES,MAT_SHARE_NONZERO_PATTERN} MatDuplicateOption;
480 
481 PETSC_EXTERN PetscErrorCode MatConvert(Mat,MatType,MatReuse,Mat*);
482 PETSC_EXTERN PetscErrorCode MatDuplicate(Mat,MatDuplicateOption,Mat*);
483 
484 
485 PETSC_EXTERN PetscErrorCode MatCopy(Mat,Mat,MatStructure);
486 PETSC_EXTERN PetscErrorCode MatView(Mat,PetscViewer);
487 PETSC_EXTERN PetscErrorCode MatIsSymmetric(Mat,PetscReal,PetscBool *);
488 PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetric(Mat,PetscBool *);
489 PETSC_EXTERN PetscErrorCode MatIsHermitian(Mat,PetscReal,PetscBool *);
490 PETSC_EXTERN PetscErrorCode MatIsSymmetricKnown(Mat,PetscBool *,PetscBool *);
491 PETSC_EXTERN PetscErrorCode MatIsHermitianKnown(Mat,PetscBool *,PetscBool *);
492 PETSC_EXTERN PetscErrorCode MatMissingDiagonal(Mat,PetscBool  *,PetscInt *);
493 PETSC_EXTERN PetscErrorCode MatLoad(Mat, PetscViewer);
494 
495 PETSC_EXTERN PetscErrorCode MatGetRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool  *);
496 PETSC_EXTERN PetscErrorCode MatRestoreRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool  *);
497 PETSC_EXTERN PetscErrorCode MatGetColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool  *);
498 PETSC_EXTERN PetscErrorCode MatRestoreColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool  *);
499 
500 /*S
501      MatInfo - Context of matrix information, used with MatGetInfo()
502 
503    In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE
504 
505    Level: intermediate
506 
507   Concepts: matrix^nonzero information
508 
509 .seealso:  MatGetInfo(), MatInfoType
510 S*/
511 typedef struct {
512   PetscLogDouble block_size;                         /* block size */
513   PetscLogDouble nz_allocated,nz_used,nz_unneeded;   /* number of nonzeros */
514   PetscLogDouble memory;                             /* memory allocated */
515   PetscLogDouble assemblies;                         /* number of matrix assemblies called */
516   PetscLogDouble mallocs;                            /* number of mallocs during MatSetValues() */
517   PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */
518   PetscLogDouble factor_mallocs;                     /* number of mallocs during factorization */
519 } MatInfo;
520 
521 /*E
522     MatInfoType - Indicates if you want information about the local part of the matrix,
523      the entire parallel matrix or the maximum over all the local parts.
524 
525     Level: beginner
526 
527    Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
528 
529 .seealso: MatGetInfo(), MatInfo
530 E*/
531 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType;
532 PETSC_EXTERN PetscErrorCode MatGetInfo(Mat,MatInfoType,MatInfo*);
533 PETSC_EXTERN PetscErrorCode MatGetDiagonal(Mat,Vec);
534 PETSC_EXTERN PetscErrorCode MatGetRowMax(Mat,Vec,PetscInt[]);
535 PETSC_EXTERN PetscErrorCode MatGetRowMin(Mat,Vec,PetscInt[]);
536 PETSC_EXTERN PetscErrorCode MatGetRowMaxAbs(Mat,Vec,PetscInt[]);
537 PETSC_EXTERN PetscErrorCode MatGetRowMinAbs(Mat,Vec,PetscInt[]);
538 PETSC_EXTERN PetscErrorCode MatGetRowSum(Mat,Vec);
539 PETSC_EXTERN PetscErrorCode MatTranspose(Mat,MatReuse,Mat*);
540 PETSC_EXTERN PetscErrorCode MatHermitianTranspose(Mat,MatReuse,Mat*);
541 PETSC_EXTERN PetscErrorCode MatPermute(Mat,IS,IS,Mat*);
542 PETSC_EXTERN PetscErrorCode MatDiagonalScale(Mat,Vec,Vec);
543 PETSC_EXTERN PetscErrorCode MatDiagonalSet(Mat,Vec,InsertMode);
544 
545 PETSC_EXTERN PetscErrorCode MatEqual(Mat,Mat,PetscBool*);
546 PETSC_EXTERN PetscErrorCode MatMultEqual(Mat,Mat,PetscInt,PetscBool*);
547 PETSC_EXTERN PetscErrorCode MatMultAddEqual(Mat,Mat,PetscInt,PetscBool*);
548 PETSC_EXTERN PetscErrorCode MatMultTransposeEqual(Mat,Mat,PetscInt,PetscBool*);
549 PETSC_EXTERN PetscErrorCode MatMultTransposeAddEqual(Mat,Mat,PetscInt,PetscBool*);
550 PETSC_EXTERN PetscErrorCode MatMatMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*);
551 PETSC_EXTERN PetscErrorCode MatTransposeMatMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*);
552 PETSC_EXTERN PetscErrorCode MatMatTransposeMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*);
553 PETSC_EXTERN PetscErrorCode MatIsLinear(Mat,PetscInt,PetscBool*);
554 
555 PETSC_EXTERN PetscErrorCode MatNorm(Mat,NormType,PetscReal*);
556 PETSC_EXTERN PetscErrorCode MatGetColumnNorms(Mat,NormType,PetscReal*);
557 PETSC_EXTERN PetscErrorCode MatZeroEntries(Mat);
558 PETSC_EXTERN PetscErrorCode MatZeroRows(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec);
559 PETSC_EXTERN PetscErrorCode MatZeroRowsIS(Mat,IS,PetscScalar,Vec,Vec);
560 PETSC_EXTERN PetscErrorCode MatZeroRowsStencil(Mat,PetscInt,const MatStencil [],PetscScalar,Vec,Vec);
561 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsStencil(Mat,PetscInt,const MatStencil[],PetscScalar,Vec,Vec);
562 PETSC_EXTERN PetscErrorCode MatZeroRowsColumns(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec);
563 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsIS(Mat,IS,PetscScalar,Vec,Vec);
564 
565 PETSC_EXTERN PetscErrorCode MatGetSize(Mat,PetscInt*,PetscInt*);
566 PETSC_EXTERN PetscErrorCode MatGetLocalSize(Mat,PetscInt*,PetscInt*);
567 PETSC_EXTERN PetscErrorCode MatGetOwnershipRange(Mat,PetscInt*,PetscInt*);
568 PETSC_EXTERN PetscErrorCode MatGetOwnershipRanges(Mat,const PetscInt**);
569 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangeColumn(Mat,PetscInt*,PetscInt*);
570 PETSC_EXTERN PetscErrorCode MatGetOwnershipRangesColumn(Mat,const PetscInt**);
571 PETSC_EXTERN PetscErrorCode MatGetOwnershipIS(Mat,IS*,IS*);
572 
573 PETSC_EXTERN PetscErrorCode MatCreateSubMatrices(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]);
574 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);}
575 PETSC_EXTERN PetscErrorCode MatCreateSubMatricesMPI(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]);
576 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);}
577 PETSC_EXTERN PetscErrorCode MatDestroyMatrices(PetscInt,Mat *[]);
578 PETSC_EXTERN PetscErrorCode MatDestroySubMatrices(PetscInt,Mat *[]);
579 PETSC_EXTERN PetscErrorCode MatCreateSubMatrix(Mat,IS,IS,MatReuse,Mat *);
580 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);}
581 PETSC_EXTERN PetscErrorCode MatGetLocalSubMatrix(Mat,IS,IS,Mat*);
582 PETSC_EXTERN PetscErrorCode MatRestoreLocalSubMatrix(Mat,IS,IS,Mat*);
583 PETSC_EXTERN PetscErrorCode MatGetSeqNonzeroStructure(Mat,Mat*);
584 PETSC_EXTERN PetscErrorCode MatDestroySeqNonzeroStructure(Mat*);
585 
586 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJ(MPI_Comm,Mat,PetscInt,PetscInt,MatReuse,Mat*);
587 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,PetscInt,Mat*);
588 PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJNumeric(Mat,Mat);
589 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMat(Mat,MatReuse,Mat*);
590 PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatCondensed(Mat,MatReuse,IS*,IS*,Mat*);
591 PETSC_EXTERN PetscErrorCode MatGetBrowsOfAcols(Mat,Mat,MatReuse,IS*,IS*,Mat*);
592 PETSC_EXTERN PetscErrorCode MatGetGhosts(Mat, PetscInt *,const PetscInt *[]);
593 
594 PETSC_EXTERN PetscErrorCode MatIncreaseOverlap(Mat,PetscInt,IS[],PetscInt);
595 PETSC_EXTERN PetscErrorCode MatIncreaseOverlapSplit(Mat mat,PetscInt n,IS is[],PetscInt ov);
596 PETSC_EXTERN PetscErrorCode MatMPIAIJSetUseScalableIncreaseOverlap(Mat,PetscBool);
597 
598 PETSC_EXTERN PetscErrorCode MatMatMult(Mat,Mat,MatReuse,PetscReal,Mat*);
599 PETSC_EXTERN PetscErrorCode MatMatMultSymbolic(Mat,Mat,PetscReal,Mat*);
600 PETSC_EXTERN PetscErrorCode MatMatMultNumeric(Mat,Mat,Mat);
601 
602 PETSC_EXTERN PetscErrorCode MatMatMatMult(Mat,Mat,Mat,MatReuse,PetscReal,Mat*);
603 PETSC_EXTERN PetscErrorCode MatGalerkin(Mat,Mat,Mat,MatReuse,PetscReal,Mat*);
604 
605 PETSC_EXTERN PetscErrorCode MatPtAP(Mat,Mat,MatReuse,PetscReal,Mat*);
606 PETSC_EXTERN PetscErrorCode MatPtAPSymbolic(Mat,Mat,PetscReal,Mat*);
607 PETSC_EXTERN PetscErrorCode MatPtAPNumeric(Mat,Mat,Mat);
608 PETSC_EXTERN PetscErrorCode MatRARt(Mat,Mat,MatReuse,PetscReal,Mat*);
609 PETSC_EXTERN PetscErrorCode MatRARtSymbolic(Mat,Mat,PetscReal,Mat*);
610 PETSC_EXTERN PetscErrorCode MatRARtNumeric(Mat,Mat,Mat);
611 
612 PETSC_EXTERN PetscErrorCode MatTransposeMatMult(Mat,Mat,MatReuse,PetscReal,Mat*);
613 PETSC_EXTERN PetscErrorCode MatTransposetMatMultSymbolic(Mat,Mat,PetscReal,Mat*);
614 PETSC_EXTERN PetscErrorCode MatTransposetMatMultNumeric(Mat,Mat,Mat);
615 PETSC_EXTERN PetscErrorCode MatMatTransposeMult(Mat,Mat,MatReuse,PetscReal,Mat*);
616 PETSC_EXTERN PetscErrorCode MatMatTransposeMultSymbolic(Mat,Mat,PetscReal,Mat*);
617 PETSC_EXTERN PetscErrorCode MatMatTransposeMultNumeric(Mat,Mat,Mat);
618 
619 PETSC_EXTERN PetscErrorCode MatAXPY(Mat,PetscScalar,Mat,MatStructure);
620 PETSC_EXTERN PetscErrorCode MatAYPX(Mat,PetscScalar,Mat,MatStructure);
621 
622 PETSC_EXTERN PetscErrorCode MatScale(Mat,PetscScalar);
623 PETSC_EXTERN PetscErrorCode MatShift(Mat,PetscScalar);
624 
625 PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping,ISLocalToGlobalMapping);
626 PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping*,ISLocalToGlobalMapping*);
627 PETSC_EXTERN PetscErrorCode MatGetLayouts(Mat,PetscLayout*,PetscLayout*);
628 PETSC_EXTERN PetscErrorCode MatZeroRowsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec);
629 PETSC_EXTERN PetscErrorCode MatZeroRowsLocalIS(Mat,IS,PetscScalar,Vec,Vec);
630 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec);
631 PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocalIS(Mat,IS,PetscScalar,Vec,Vec);
632 PETSC_EXTERN PetscErrorCode MatSetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
633 PETSC_EXTERN PetscErrorCode MatSetValuesBlockedLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
634 
635 PETSC_EXTERN PetscErrorCode MatStashSetInitialSize(Mat,PetscInt,PetscInt);
636 PETSC_EXTERN PetscErrorCode MatStashGetInfo(Mat,PetscInt*,PetscInt*,PetscInt*,PetscInt*);
637 
638 PETSC_EXTERN PetscErrorCode MatInterpolate(Mat,Vec,Vec);
639 PETSC_EXTERN PetscErrorCode MatInterpolateAdd(Mat,Vec,Vec,Vec);
640 PETSC_EXTERN PetscErrorCode MatRestrict(Mat,Vec,Vec);
641 PETSC_EXTERN PetscErrorCode MatCreateVecs(Mat,Vec*,Vec*);
642 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);}
643 PETSC_EXTERN PetscErrorCode MatCreateRedundantMatrix(Mat,PetscInt,MPI_Comm,MatReuse,Mat*);
644 PETSC_EXTERN PetscErrorCode MatGetMultiProcBlock(Mat,MPI_Comm,MatReuse,Mat*);
645 PETSC_EXTERN PetscErrorCode MatFindZeroDiagonals(Mat,IS*);
646 PETSC_EXTERN PetscErrorCode MatFindOffBlockDiagonalEntries(Mat,IS*);
647 PETSC_EXTERN PetscErrorCode MatCreateMPIMatConcatenateSeqMat(MPI_Comm,Mat,PetscInt,MatReuse,Mat*);
648 
649 /*MC
650    MatSetValue - Set a single entry into a matrix.
651 
652    Not collective
653 
654    Synopsis:
655      #include <petscmat.h>
656      PetscErrorCode MatSetValue(Mat m,PetscInt row,PetscInt col,PetscScalar value,InsertMode mode)
657 
658    Input Parameters:
659 +  m - the matrix
660 .  row - the row location of the entry
661 .  col - the column location of the entry
662 .  value - the value to insert
663 -  mode - either INSERT_VALUES or ADD_VALUES
664 
665    Notes:
666    For efficiency one should use MatSetValues() and set several or many
667    values simultaneously if possible.
668 
669    Level: beginner
670 
671 .seealso: MatSetValues(), MatSetValueLocal()
672 M*/
673 PETSC_STATIC_INLINE PetscErrorCode MatSetValue(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValues(v,1,&i,1,&j,&va,mode);}
674 
675 PETSC_STATIC_INLINE PetscErrorCode MatGetValue(Mat v,PetscInt i,PetscInt j,PetscScalar *va) {return MatGetValues(v,1,&i,1,&j,va);}
676 
677 PETSC_STATIC_INLINE PetscErrorCode MatSetValueLocal(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValuesLocal(v,1,&i,1,&j,&va,mode);}
678 
679 /*MC
680    MatPreallocateInitialize - Begins the block of code that will count the number of nonzeros per
681        row in a matrix providing the data that one can use to correctly preallocate the matrix.
682 
683    Synopsis:
684    #include <petscmat.h>
685    PetscErrorCode MatPreallocateInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz)
686 
687    Collective on MPI_Comm
688 
689    Input Parameters:
690 +  comm - the communicator that will share the eventually allocated matrix
691 .  nrows - the number of LOCAL rows in the matrix
692 -  ncols - the number of LOCAL columns in the matrix
693 
694    Output Parameters:
695 +  dnz - the array that will be passed to the matrix preallocation routines
696 -  onz - the other array passed to the matrix preallocation routines
697 
698    Level: intermediate
699 
700    Notes:
701     See Users-Manual: ch_performance for more details.
702 
703    Do not malloc or free dnz and onz, that is handled internally by these routines
704 
705    Use MatPreallocateInitializeSymmetric() for symmetric matrices (MPISBAIJ matrices)
706 
707    This is a MACRO not a function because it has a leading { that is closed by PetscPreallocateFinalize().
708 
709   Concepts: preallocation^Matrix
710 
711 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(),
712           MatPreallocateInitializeSymmetric(), MatPreallocateSymmetricSetLocalBlock()
713 M*/
714 #define MatPreallocateInitialize(comm,nrows,ncols,dnz,onz) 0; \
715 { \
716   PetscErrorCode _4_ierr; PetscInt __nrows = (nrows),__ncols = (ncols),__rstart,__start,__end; \
717   _4_ierr = PetscCalloc2((size_t)__nrows,&dnz,(size_t)__nrows,&onz);CHKERRQ(_4_ierr); \
718   __start = 0; __end = __start;                                         \
719   _4_ierr = MPI_Scan(&__ncols,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __start = __end - __ncols;\
720   _4_ierr = MPI_Scan(&__nrows,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __rstart = __rstart - __nrows;
721 
722 /*MC
723    MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be
724        inserted using a local number of the rows and columns
725 
726    Synopsis:
727    #include <petscmat.h>
728    PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
729 
730    Not Collective
731 
732    Input Parameters:
733 +  map - the row mapping from local numbering to global numbering
734 .  nrows - the number of rows indicated
735 .  rows - the indices of the rows
736 .  cmap - the column mapping from local to global numbering
737 .  ncols - the number of columns in the matrix
738 .  cols - the columns indicated
739 .  dnz - the array that will be passed to the matrix preallocation routines
740 -  onz - the other array passed to the matrix preallocation routines
741 
742    Level: intermediate
743 
744    Notes:
745     See Users-Manual: ch_performance for more details.
746 
747    Do not malloc or free dnz and onz, that is handled internally by these routines
748 
749   Concepts: preallocation^Matrix
750 
751 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock()
752           MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocalRemoveDups()
753 M*/
754 #define MatPreallocateSetLocal(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \
755 {\
756   PetscInt __l;\
757   _4_ierr = ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\
758   _4_ierr = ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\
759   for (__l=0;__l<nrows;__l++) {\
760     _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
761   }\
762 }
763 
764 /*MC
765    MatPreallocateSetLocalRemoveDups - Indicates the locations (rows and columns) in the matrix where nonzeros will be
766        inserted using a local number of the rows and columns. This version removes any duplicate columns in cols
767 
768    Synopsis:
769    #include <petscmat.h>
770    PetscErrorCode MatPreallocateSetLocalRemoveDups(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
771 
772    Not Collective
773 
774    Input Parameters:
775 +  map - the row mapping from local numbering to global numbering
776 .  nrows - the number of rows indicated
777 .  rows - the indices of the rows (these values are mapped to the global values)
778 .  cmap - the column mapping from local to global numbering
779 .  ncols - the number of columns in the matrix   (this value will be changed if duplicate columns are found)
780 .  cols - the columns indicated (these values are mapped to the global values, they are then sorted and duplicates removed)
781 .  dnz - the array that will be passed to the matrix preallocation routines
782 -  onz - the other array passed to the matrix preallocation routines
783 
784    Level: intermediate
785 
786    Notes:
787     See Users-Manual: ch_performance for more details.
788 
789    Do not malloc or free dnz and onz, that is handled internally by these routines
790 
791   Concepts: preallocation^Matrix
792 
793 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock()
794           MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocal()
795 M*/
796 #define MatPreallocateSetLocalRemoveDups(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \
797 {\
798   PetscInt __l;\
799   _4_ierr = ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\
800   _4_ierr = ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\
801   _4_ierr = PetscSortRemoveDupsInt(&ncols,cols);CHKERRQ(_4_ierr);\
802   for (__l=0;__l<nrows;__l++) {\
803     _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
804   }\
805 }
806 
807 /*MC
808    MatPreallocateSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be
809        inserted using a local number of the rows and columns
810 
811    Synopsis:
812    #include <petscmat.h>
813    PetscErrorCode MatPreallocateSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
814 
815    Not Collective
816 
817    Input Parameters:
818 +  map - the row mapping from local numbering to global numbering
819 .  nrows - the number of rows indicated
820 .  rows - the indices of the rows
821 .  cmap - the column mapping from local to global numbering
822 .  ncols - the number of columns in the matrix
823 .  cols - the columns indicated
824 .  dnz - the array that will be passed to the matrix preallocation routines
825 -  onz - the other array passed to the matrix preallocation routines
826 
827    Level: intermediate
828 
829    Notes:
830     See Users-Manual: ch_performance for more details.
831 
832    Do not malloc or free dnz and onz, that is handled internally by these routines
833 
834   Concepts: preallocation^Matrix
835 
836 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock()
837           MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock()
838 M*/
839 #define MatPreallocateSetLocalBlock(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \
840 {\
841   PetscInt __l;\
842   _4_ierr = ISLocalToGlobalMappingApplyBlock(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\
843   _4_ierr = ISLocalToGlobalMappingApplyBlock(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\
844   for (__l=0;__l<nrows;__l++) {\
845     _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
846   }\
847 }
848 
849 /*MC
850    MatPreallocateSymmetricSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be
851        inserted using a local number of the rows and columns
852 
853    Synopsis:
854    #include <petscmat.h>
855    PetscErrorCode MatPreallocateSymmetricSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
856 
857    Not Collective
858 
859    Input Parameters:
860 +  map - the mapping between local numbering and global numbering
861 .  nrows - the number of rows indicated
862 .  rows - the indices of the rows
863 .  ncols - the number of columns in the matrix
864 .  cols - the columns indicated
865 .  dnz - the array that will be passed to the matrix preallocation routines
866 -  onz - the other array passed to the matrix preallocation routines
867 
868    Level: intermediate
869 
870    Notes:
871     See Users-Manual: ch_performance for more details.
872 
873    Do not malloc or free dnz and onz that is handled internally by these routines
874 
875   Concepts: preallocation^Matrix
876 
877 .seealso: MatPreallocateFinalize(), MatPreallocateSet()
878           MatPreallocateInitialize(),  MatPreallocateSetLocal()
879 M*/
880 #define MatPreallocateSymmetricSetLocalBlock(map,nrows,rows,ncols,cols,dnz,onz) 0;\
881 {\
882   PetscInt __l;\
883   _4_ierr = ISLocalToGlobalMappingApplyBlock(map,nrows,rows,rows);CHKERRQ(_4_ierr);\
884   _4_ierr = ISLocalToGlobalMappingApplyBlock(map,ncols,cols,cols);CHKERRQ(_4_ierr);\
885   for (__l=0;__l<nrows;__l++) {\
886     _4_ierr = MatPreallocateSymmetricSetBlock((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
887   }\
888 }
889 /*MC
890    MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be
891        inserted using a local number of the rows and columns
892 
893    Synopsis:
894    #include <petscmat.h>
895    PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
896 
897    Not Collective
898 
899    Input Parameters:
900 +  row - the row
901 .  ncols - the number of columns in the matrix
902 -  cols - the columns indicated
903 
904    Output Parameters:
905 +  dnz - the array that will be passed to the matrix preallocation routines
906 -  onz - the other array passed to the matrix preallocation routines
907 
908    Level: intermediate
909 
910    Notes:
911     See Users-Manual: ch_performance for more details.
912 
913    Do not malloc or free dnz and onz that is handled internally by these routines
914 
915    This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize().
916 
917   Concepts: preallocation^Matrix
918 
919 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock()
920           MatPreallocateInitialize(), MatPreallocateSetLocal()
921 M*/
922 #define MatPreallocateSet(row,nc,cols,dnz,onz) 0;\
923 { PetscInt __i; \
924   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);\
925   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);\
926   for (__i=0; __i<nc; __i++) {\
927     if ((cols)[__i] < __start || (cols)[__i] >= __end) onz[row - __rstart]++; \
928     else if (dnz[row - __rstart] < __ncols) dnz[row - __rstart]++;\
929   }\
930 }
931 
932 /*MC
933    MatPreallocateSymmetricSetBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be
934        inserted using a local number of the rows and columns
935 
936    Synopsis:
937    #include <petscmat.h>
938    PetscErrorCode MatPreallocateSymmetricSetBlock(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
939 
940    Not Collective
941 
942    Input Parameters:
943 +  nrows - the number of rows indicated
944 .  rows - the indices of the rows
945 .  ncols - the number of columns in the matrix
946 .  cols - the columns indicated
947 .  dnz - the array that will be passed to the matrix preallocation routines
948 -  onz - the other array passed to the matrix preallocation routines
949 
950    Level: intermediate
951 
952    Notes:
953     See Users-Manual: ch_performance for more details.
954 
955    Do not malloc or free dnz and onz that is handled internally by these routines
956 
957    This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize().
958 
959   Concepts: preallocation^Matrix
960 
961 .seealso: MatPreallocateFinalize(), MatPreallocateSet(),  MatPreallocateInitialize(),
962           MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocal()
963 M*/
964 #define MatPreallocateSymmetricSetBlock(row,nc,cols,dnz,onz) 0;\
965 { PetscInt __i; \
966   for (__i=0; __i<nc; __i++) {\
967     if (cols[__i] >= __end) onz[row - __rstart]++; \
968     else if (cols[__i] >= row && dnz[row - __rstart] < __ncols) dnz[row - __rstart]++;\
969   }\
970 }
971 
972 /*MC
973    MatPreallocateLocation -  An alternative to MatPreallocateSet() that puts the nonzero locations into the matrix if it exists
974 
975    Synopsis:
976    #include <petscmat.h>
977    PetscErrorCode MatPreallocateLocations(Mat A,PetscInt row,PetscInt ncols,PetscInt *cols,PetscInt *dnz,PetscInt *onz)
978 
979    Not Collective
980 
981    Input Parameters:
982 .  A - matrix
983 .  row - row where values exist (must be local to this process)
984 .  ncols - number of columns
985 .  cols - columns with nonzeros
986 .  dnz - the array that will be passed to the matrix preallocation routines
987 -  onz - the other array passed to the matrix preallocation routines
988 
989    Level: intermediate
990 
991    Notes:
992     See Users-Manual: ch_performance for more details.
993 
994    Do not malloc or free dnz and onz that is handled internally by these routines
995 
996    This is a MACRO not a function because it uses a bunch of variables private to the MatPreallocation.... routines.
997 
998   Concepts: preallocation^Matrix
999 
1000 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(),
1001           MatPreallocateSymmetricSetLocalBlock()
1002 M*/
1003 #define MatPreallocateLocation(A,row,ncols,cols,dnz,onz) 0;if (A) {ierr = MatSetValues(A,1,&row,ncols,cols,NULL,INSERT_VALUES);CHKERRQ(ierr);} else {ierr =  MatPreallocateSet(row,ncols,cols,dnz,onz);CHKERRQ(ierr);}
1004 
1005 
1006 /*MC
1007    MatPreallocateFinalize - Ends the block of code that will count the number of nonzeros per
1008        row in a matrix providing the data that one can use to correctly preallocate the matrix.
1009 
1010    Synopsis:
1011    #include <petscmat.h>
1012    PetscErrorCode MatPreallocateFinalize(PetscInt *dnz, PetscInt *onz)
1013 
1014    Collective on MPI_Comm
1015 
1016    Input Parameters:
1017 +  dnz - the array that was be passed to the matrix preallocation routines
1018 -  onz - the other array passed to the matrix preallocation routines
1019 
1020    Level: intermediate
1021 
1022    Notes:
1023     See Users-Manual: ch_performance for more details.
1024 
1025    Do not malloc or free dnz and onz that is handled internally by these routines
1026 
1027    This is a MACRO not a function because it closes the { started in MatPreallocateInitialize().
1028 
1029   Concepts: preallocation^Matrix
1030 
1031 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(),
1032           MatPreallocateSymmetricSetLocalBlock()
1033 M*/
1034 #define MatPreallocateFinalize(dnz,onz) 0;_4_ierr = PetscFree2(dnz,onz);CHKERRQ(_4_ierr);}
1035 
1036 /* Routines unique to particular data structures */
1037 PETSC_EXTERN PetscErrorCode MatShellGetContext(Mat,void *);
1038 
1039 PETSC_EXTERN PetscErrorCode MatInodeAdjustForInodes(Mat,IS*,IS*);
1040 PETSC_EXTERN PetscErrorCode MatInodeGetInodeSizes(Mat,PetscInt *,PetscInt *[],PetscInt *);
1041 
1042 PETSC_EXTERN PetscErrorCode MatSeqAIJSetColumnIndices(Mat,PetscInt[]);
1043 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetColumnIndices(Mat,PetscInt[]);
1044 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
1045 PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
1046 PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
1047 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJFromTriple(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*,PetscInt,PetscBool);
1048 
1049 #define MAT_SKIP_ALLOCATION -4
1050 
1051 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]);
1052 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]);
1053 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocation(Mat,PetscInt,const PetscInt[]);
1054 
1055 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
1056 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
1057 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
1058 PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocationCSR(Mat,const PetscInt [],const PetscInt [],const PetscScalar []);
1059 PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
1060 PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocationCSR(Mat,const PetscInt[],const PetscInt[],const PetscScalar[]);
1061 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
1062 PETSC_EXTERN PetscErrorCode MatMPIAdjSetPreallocation(Mat,PetscInt[],PetscInt[],PetscInt[]);
1063 PETSC_EXTERN PetscErrorCode MatMPIAdjToSeq(Mat,Mat*);
1064 PETSC_EXTERN PetscErrorCode MatMPIDenseSetPreallocation(Mat,PetscScalar[]);
1065 PETSC_EXTERN PetscErrorCode MatSeqDenseSetPreallocation(Mat,PetscScalar[]);
1066 PETSC_EXTERN PetscErrorCode MatMPIAIJGetSeqAIJ(Mat,Mat*,Mat*,const PetscInt*[]);
1067 PETSC_EXTERN PetscErrorCode MatMPIBAIJGetSeqBAIJ(Mat,Mat*,Mat*,const PetscInt*[]);
1068 PETSC_EXTERN PetscErrorCode MatMPIAdjCreateNonemptySubcommMat(Mat,Mat*);
1069 
1070 PETSC_EXTERN PetscErrorCode MatSeqDenseSetLDA(Mat,PetscInt);
1071 PETSC_EXTERN PetscErrorCode MatDenseGetLDA(Mat,PetscInt*);
1072 PETSC_EXTERN PetscErrorCode MatDenseGetLocalMatrix(Mat,Mat*);
1073 
1074 PETSC_EXTERN PetscErrorCode MatStoreValues(Mat);
1075 PETSC_EXTERN PetscErrorCode MatRetrieveValues(Mat);
1076 
1077 PETSC_EXTERN PetscErrorCode MatDAADSetCtx(Mat,void*);
1078 
1079 PETSC_EXTERN PetscErrorCode MatFindNonzeroRows(Mat,IS*);
1080 PETSC_EXTERN PetscErrorCode MatFindZeroRows(Mat,IS*);
1081 /*
1082   These routines are not usually accessed directly, rather solving is
1083   done through the KSP and PC interfaces.
1084 */
1085 
1086 /*J
1087     MatOrderingType - String with the name of a PETSc matrix ordering
1088 
1089    Level: beginner
1090 
1091 .seealso: MatGetOrdering()
1092 J*/
1093 typedef const char* MatOrderingType;
1094 #define MATORDERINGNATURAL     "natural"
1095 #define MATORDERINGND          "nd"
1096 #define MATORDERING1WD         "1wd"
1097 #define MATORDERINGRCM         "rcm"
1098 #define MATORDERINGQMD         "qmd"
1099 #define MATORDERINGROWLENGTH   "rowlength"
1100 #define MATORDERINGWBM         "wbm"
1101 #define MATORDERINGSPECTRAL    "spectral"
1102 #define MATORDERINGAMD         "amd"            /* only works if UMFPACK is installed with PETSc */
1103 
1104 PETSC_EXTERN PetscErrorCode MatGetOrdering(Mat,MatOrderingType,IS*,IS*);
1105 PETSC_EXTERN PetscErrorCode MatGetOrderingList(PetscFunctionList*);
1106 PETSC_EXTERN PetscErrorCode MatOrderingRegister(const char[],PetscErrorCode(*)(Mat,MatOrderingType,IS*,IS*));
1107 PETSC_EXTERN PetscFunctionList MatOrderingList;
1108 
1109 PETSC_EXTERN PetscErrorCode MatReorderForNonzeroDiagonal(Mat,PetscReal,IS,IS);
1110 PETSC_EXTERN PetscErrorCode MatCreateLaplacian(Mat,PetscReal,PetscBool,Mat*);
1111 
1112 /*S
1113     MatFactorShiftType - Numeric Shift.
1114 
1115    Level: beginner
1116 
1117 S*/
1118 typedef enum {MAT_SHIFT_NONE,MAT_SHIFT_NONZERO,MAT_SHIFT_POSITIVE_DEFINITE,MAT_SHIFT_INBLOCKS} MatFactorShiftType;
1119 PETSC_EXTERN const char *const MatFactorShiftTypes[];
1120 PETSC_EXTERN const char *const MatFactorShiftTypesDetail[];
1121 
1122 /*S
1123     MatFactorError - indicates what type of error in matrix factor
1124 
1125     Level: beginner
1126 
1127     Developer Notes:
1128     Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
1129 
1130 .seealso: MatGetFactor()
1131 S*/
1132 typedef enum {MAT_FACTOR_NOERROR,MAT_FACTOR_STRUCT_ZEROPIVOT,MAT_FACTOR_NUMERIC_ZEROPIVOT,MAT_FACTOR_OUTMEMORY,MAT_FACTOR_OTHER} MatFactorError;
1133 
1134 PETSC_EXTERN PetscErrorCode MatFactorGetError(Mat,MatFactorError*);
1135 PETSC_EXTERN PetscErrorCode MatFactorClearError(Mat);
1136 PETSC_EXTERN PetscErrorCode MatFactorGetErrorZeroPivot(Mat,PetscReal*,PetscInt*);
1137 
1138 /*S
1139    MatFactorInfo - Data passed into the matrix factorization routines, and information about the resulting factorization
1140 
1141    In Fortran these are simply double precision arrays of size MAT_FACTORINFO_SIZE, that is use
1142 $     MatFactorInfo  info(MAT_FACTORINFO_SIZE)
1143 
1144    Notes:
1145     These are not usually directly used by users, instead use PC type of LU, ILU, CHOLESKY or ICC.
1146 
1147       You can use MatFactorInfoInitialize() to set default values.
1148 
1149    Level: developer
1150 
1151 .seealso: MatLUFactorSymbolic(), MatILUFactorSymbolic(), MatCholeskyFactorSymbolic(), MatICCFactorSymbolic(), MatICCFactor(),
1152           MatFactorInfoInitialize()
1153 
1154 S*/
1155 typedef struct {
1156   PetscReal     diagonal_fill;  /* force diagonal to fill in if initially not filled */
1157   PetscReal     usedt;
1158   PetscReal     dt;             /* drop tolerance */
1159   PetscReal     dtcol;          /* tolerance for pivoting */
1160   PetscReal     dtcount;        /* maximum nonzeros to be allowed per row */
1161   PetscReal     fill;           /* expected fill, nonzeros in factored matrix/nonzeros in original matrix */
1162   PetscReal     levels;         /* ICC/ILU(levels) */
1163   PetscReal     pivotinblocks;  /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0
1164                                    factorization may be faster if do not pivot */
1165   PetscReal     zeropivot;      /* pivot is called zero if less than this */
1166   PetscReal     shifttype;      /* type of shift added to matrix factor to prevent zero pivots */
1167   PetscReal     shiftamount;     /* how large the shift is */
1168 } MatFactorInfo;
1169 
1170 PETSC_EXTERN PetscErrorCode MatFactorInfoInitialize(MatFactorInfo*);
1171 PETSC_EXTERN PetscErrorCode MatCholeskyFactor(Mat,IS,const MatFactorInfo*);
1172 PETSC_EXTERN PetscErrorCode MatCholeskyFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*);
1173 PETSC_EXTERN PetscErrorCode MatCholeskyFactorNumeric(Mat,Mat,const MatFactorInfo*);
1174 PETSC_EXTERN PetscErrorCode MatLUFactor(Mat,IS,IS,const MatFactorInfo*);
1175 PETSC_EXTERN PetscErrorCode MatILUFactor(Mat,IS,IS,const MatFactorInfo*);
1176 PETSC_EXTERN PetscErrorCode MatLUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*);
1177 PETSC_EXTERN PetscErrorCode MatILUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*);
1178 PETSC_EXTERN PetscErrorCode MatICCFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*);
1179 PETSC_EXTERN PetscErrorCode MatICCFactor(Mat,IS,const MatFactorInfo*);
1180 PETSC_EXTERN PetscErrorCode MatLUFactorNumeric(Mat,Mat,const MatFactorInfo*);
1181 PETSC_EXTERN PetscErrorCode MatGetInertia(Mat,PetscInt*,PetscInt*,PetscInt*);
1182 PETSC_EXTERN PetscErrorCode MatSolve(Mat,Vec,Vec);
1183 PETSC_EXTERN PetscErrorCode MatForwardSolve(Mat,Vec,Vec);
1184 PETSC_EXTERN PetscErrorCode MatBackwardSolve(Mat,Vec,Vec);
1185 PETSC_EXTERN PetscErrorCode MatSolveAdd(Mat,Vec,Vec,Vec);
1186 PETSC_EXTERN PetscErrorCode MatSolveTranspose(Mat,Vec,Vec);
1187 PETSC_EXTERN PetscErrorCode MatSolveTransposeAdd(Mat,Vec,Vec,Vec);
1188 PETSC_EXTERN PetscErrorCode MatSolves(Mat,Vecs,Vecs);
1189 PETSC_EXTERN PetscErrorCode MatSetUnfactored(Mat);
1190 
1191 typedef enum {MAT_FACTOR_SCHUR_UNFACTORED, MAT_FACTOR_SCHUR_FACTORED, MAT_FACTOR_SCHUR_INVERTED} MatFactorSchurStatus;
1192 PETSC_EXTERN PetscErrorCode MatFactorSetSchurIS(Mat,IS);
1193 PETSC_EXTERN PetscErrorCode MatFactorGetSchurComplement(Mat,Mat*,MatFactorSchurStatus*);
1194 PETSC_EXTERN PetscErrorCode MatFactorRestoreSchurComplement(Mat,Mat*,MatFactorSchurStatus);
1195 PETSC_EXTERN PetscErrorCode MatFactorInvertSchurComplement(Mat);
1196 PETSC_EXTERN PetscErrorCode MatFactorCreateSchurComplement(Mat,Mat*,MatFactorSchurStatus*);
1197 PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplement(Mat,Vec,Vec);
1198 PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplementTranspose(Mat,Vec,Vec);
1199 PETSC_EXTERN PetscErrorCode MatFactorFactorizeSchurComplement(Mat);
1200 
1201 /*E
1202     MatSORType - What type of (S)SOR to perform
1203 
1204     Level: beginner
1205 
1206    May be bitwise ORd together
1207 
1208    Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
1209 
1210    MatSORType may be bitwise ORd together, so do not change the numbers
1211 
1212 .seealso: MatSOR()
1213 E*/
1214 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3,
1215               SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8,
1216               SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16,
1217               SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType;
1218 PETSC_EXTERN PetscErrorCode MatSOR(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec);
1219 
1220 /*
1221     These routines are for efficiently computing Jacobians via finite differences.
1222 */
1223 
1224 /*S
1225      MatColoring - Object for managing the coloring of matrices.
1226 
1227    Level: beginner
1228 
1229   Concepts: matrix, coloring
1230 
1231 .seealso:  MatFDColoringCreate() ISColoring MatFDColoring
1232 S*/
1233 typedef struct _p_MatColoring* MatColoring;
1234 /*J
1235     MatColoringType - String with the name of a PETSc matrix coloring
1236 
1237    Level: beginner
1238 
1239 .seealso: MatColoringSetType(), MatColoring
1240 J*/
1241 
1242 typedef const  char*           MatColoringType;
1243 #define MATCOLORINGJP      "jp"
1244 #define MATCOLORINGPOWER   "power"
1245 #define MATCOLORINGNATURAL "natural"
1246 #define MATCOLORINGSL      "sl"
1247 #define MATCOLORINGLF      "lf"
1248 #define MATCOLORINGID      "id"
1249 #define MATCOLORINGGREEDY  "greedy"
1250 
1251 /*E
1252    MatColoringWeightType - Type of weight scheme
1253 
1254     Not Collective
1255 
1256 +   MAT_COLORING_RANDOM  - Random weights
1257 .   MAT_COLORING_LEXICAL - Lexical weighting based upon global numbering.
1258 -   MAT_COLORING_LF      - Last-first weighting.
1259 
1260     Level: intermediate
1261 
1262    Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
1263 E*/
1264 typedef enum {MAT_COLORING_WEIGHT_RANDOM,MAT_COLORING_WEIGHT_LEXICAL,MAT_COLORING_WEIGHT_LF,MAT_COLORING_WEIGHT_SL} MatColoringWeightType;
1265 
1266 PETSC_EXTERN PetscErrorCode MatColoringCreate(Mat,MatColoring*);
1267 PETSC_EXTERN PetscErrorCode MatColoringGetDegrees(Mat,PetscInt,PetscInt*);
1268 PETSC_EXTERN PetscErrorCode MatColoringDestroy(MatColoring*);
1269 PETSC_EXTERN PetscErrorCode MatColoringView(MatColoring,PetscViewer);
1270 PETSC_EXTERN PetscErrorCode MatColoringSetType(MatColoring,MatColoringType);
1271 PETSC_EXTERN PetscErrorCode MatColoringSetFromOptions(MatColoring);
1272 PETSC_EXTERN PetscErrorCode MatColoringSetDistance(MatColoring,PetscInt);
1273 PETSC_EXTERN PetscErrorCode MatColoringGetDistance(MatColoring,PetscInt*);
1274 PETSC_EXTERN PetscErrorCode MatColoringSetMaxColors(MatColoring,PetscInt);
1275 PETSC_EXTERN PetscErrorCode MatColoringGetMaxColors(MatColoring,PetscInt*);
1276 PETSC_EXTERN PetscErrorCode MatColoringApply(MatColoring,ISColoring*);
1277 PETSC_EXTERN PetscErrorCode MatColoringRegister(const char[],PetscErrorCode(*)(MatColoring));
1278 PETSC_EXTERN PetscErrorCode MatColoringPatch(Mat,PetscInt,PetscInt,ISColoringValue[],ISColoring*);
1279 PETSC_EXTERN PetscErrorCode MatColoringSetWeightType(MatColoring,MatColoringWeightType);
1280 PETSC_EXTERN PetscErrorCode MatColoringSetWeights(MatColoring,PetscReal*,PetscInt*);
1281 PETSC_EXTERN PetscErrorCode MatColoringCreateWeights(MatColoring,PetscReal **,PetscInt **lperm);
1282 PETSC_EXTERN PetscErrorCode MatColoringTest(MatColoring,ISColoring);
1283 PETSC_DEPRECATED_FUNCTION("Use MatColoringTest() (since version 3.10)") PETSC_STATIC_INLINE PetscErrorCode MatColoringTestValid(MatColoring matcoloring,ISColoring iscoloring) {return MatColoringTest(matcoloring,iscoloring);}
1284 PETSC_EXTERN PetscErrorCode MatISColoringTest(Mat,ISColoring);
1285 
1286 /*S
1287      MatFDColoring - Object for computing a sparse Jacobian via finite differences
1288         and coloring
1289 
1290    Level: beginner
1291 
1292   Concepts: coloring, sparse Jacobian, finite differences
1293 
1294 .seealso:  MatFDColoringCreate()
1295 S*/
1296 typedef struct _p_MatFDColoring* MatFDColoring;
1297 
1298 PETSC_EXTERN PetscErrorCode MatFDColoringCreate(Mat,ISColoring,MatFDColoring *);
1299 PETSC_EXTERN PetscErrorCode MatFDColoringDestroy(MatFDColoring*);
1300 PETSC_EXTERN PetscErrorCode MatFDColoringView(MatFDColoring,PetscViewer);
1301 PETSC_EXTERN PetscErrorCode MatFDColoringSetFunction(MatFDColoring,PetscErrorCode (*)(void),void*);
1302 PETSC_EXTERN PetscErrorCode MatFDColoringGetFunction(MatFDColoring,PetscErrorCode (**)(void),void**);
1303 PETSC_EXTERN PetscErrorCode MatFDColoringSetParameters(MatFDColoring,PetscReal,PetscReal);
1304 PETSC_EXTERN PetscErrorCode MatFDColoringSetFromOptions(MatFDColoring);
1305 PETSC_EXTERN PetscErrorCode MatFDColoringApply(Mat,MatFDColoring,Vec,void *);
1306 PETSC_EXTERN PetscErrorCode MatFDColoringSetF(MatFDColoring,Vec);
1307 PETSC_EXTERN PetscErrorCode MatFDColoringGetPerturbedColumns(MatFDColoring,PetscInt*,const PetscInt*[]);
1308 PETSC_EXTERN PetscErrorCode MatFDColoringSetUp(Mat,ISColoring,MatFDColoring);
1309 PETSC_EXTERN PetscErrorCode MatFDColoringSetBlockSize(MatFDColoring,PetscInt,PetscInt);
1310 
1311 
1312 /*S
1313      MatTransposeColoring - Object for computing a sparse matrix product C=A*B^T via coloring
1314 
1315    Level: beginner
1316 
1317   Concepts: coloring, sparse matrix product
1318 
1319 .seealso:  MatTransposeColoringCreate()
1320 S*/
1321 typedef struct _p_MatTransposeColoring* MatTransposeColoring;
1322 
1323 PETSC_EXTERN PetscErrorCode MatTransposeColoringCreate(Mat,ISColoring,MatTransposeColoring *);
1324 PETSC_EXTERN PetscErrorCode MatTransColoringApplySpToDen(MatTransposeColoring,Mat,Mat);
1325 PETSC_EXTERN PetscErrorCode MatTransColoringApplyDenToSp(MatTransposeColoring,Mat,Mat);
1326 PETSC_EXTERN PetscErrorCode MatTransposeColoringDestroy(MatTransposeColoring*);
1327 
1328 /*
1329     These routines are for partitioning matrices: currently used only
1330   for adjacency matrix, MatCreateMPIAdj().
1331 */
1332 
1333 /*S
1334      MatPartitioning - Object for managing the partitioning of a matrix or graph
1335 
1336    Level: beginner
1337 
1338   Concepts: partitioning
1339 
1340 .seealso:  MatPartitioningCreate(), MatPartitioningType
1341 S*/
1342 typedef struct _p_MatPartitioning* MatPartitioning;
1343 
1344 /*J
1345     MatPartitioningType - String with the name of a PETSc matrix partitioning
1346 
1347    Level: beginner
1348 dm
1349 .seealso: MatPartitioningCreate(), MatPartitioning
1350 J*/
1351 typedef const char* MatPartitioningType;
1352 #define MATPARTITIONINGCURRENT  "current"
1353 #define MATPARTITIONINGAVERAGE   "average"
1354 #define MATPARTITIONINGSQUARE   "square"
1355 #define MATPARTITIONINGPARMETIS "parmetis"
1356 #define MATPARTITIONINGCHACO    "chaco"
1357 #define MATPARTITIONINGPARTY    "party"
1358 #define MATPARTITIONINGPTSCOTCH "ptscotch"
1359 #define MATPARTITIONINGHIERARCH  "hierarch"
1360 
1361 
1362 PETSC_EXTERN PetscErrorCode MatPartitioningCreate(MPI_Comm,MatPartitioning*);
1363 PETSC_EXTERN PetscErrorCode MatPartitioningSetType(MatPartitioning,MatPartitioningType);
1364 PETSC_EXTERN PetscErrorCode MatPartitioningSetNParts(MatPartitioning,PetscInt);
1365 PETSC_EXTERN PetscErrorCode MatPartitioningSetAdjacency(MatPartitioning,Mat);
1366 PETSC_EXTERN PetscErrorCode MatPartitioningSetVertexWeights(MatPartitioning,const PetscInt[]);
1367 PETSC_EXTERN PetscErrorCode MatPartitioningSetPartitionWeights(MatPartitioning,const PetscReal []);
1368 PETSC_EXTERN PetscErrorCode MatPartitioningApply(MatPartitioning,IS*);
1369 PETSC_EXTERN PetscErrorCode MatPartitioningImprove(MatPartitioning,IS*);
1370 PETSC_EXTERN PetscErrorCode MatPartitioningViewImbalance(MatPartitioning,IS);
1371 PETSC_EXTERN PetscErrorCode MatPartitioningApplyND(MatPartitioning,IS*);
1372 PETSC_EXTERN PetscErrorCode MatPartitioningDestroy(MatPartitioning*);
1373 
1374 PETSC_EXTERN PetscErrorCode MatPartitioningRegister(const char[],PetscErrorCode (*)(MatPartitioning));
1375 
1376 
1377 
1378 PETSC_EXTERN PetscErrorCode MatPartitioningView(MatPartitioning,PetscViewer);
1379 PETSC_STATIC_INLINE PetscErrorCode MatPartitioningViewFromOptions(MatPartitioning A,PetscObject B,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,B,name);}
1380 
1381 PETSC_EXTERN PetscErrorCode MatPartitioningSetFromOptions(MatPartitioning);
1382 PETSC_EXTERN PetscErrorCode MatPartitioningGetType(MatPartitioning,MatPartitioningType*);
1383 
1384 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetRepartition(MatPartitioning part);
1385 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetCoarseSequential(MatPartitioning);
1386 PETSC_EXTERN PetscErrorCode MatPartitioningParmetisGetEdgeCut(MatPartitioning, PetscInt *);
1387 
1388 typedef enum { MP_CHACO_MULTILEVEL=1,MP_CHACO_SPECTRAL=2,MP_CHACO_LINEAR=4,MP_CHACO_RANDOM=5,MP_CHACO_SCATTERED=6 } MPChacoGlobalType;
1389 PETSC_EXTERN const char *const MPChacoGlobalTypes[];
1390 typedef enum { MP_CHACO_KERNIGHAN=1,MP_CHACO_NONE=2 } MPChacoLocalType;
1391 PETSC_EXTERN const char *const MPChacoLocalTypes[];
1392 typedef enum { MP_CHACO_LANCZOS=0,MP_CHACO_RQI=1 } MPChacoEigenType;
1393 PETSC_EXTERN const char *const MPChacoEigenTypes[];
1394 
1395 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetGlobal(MatPartitioning,MPChacoGlobalType);
1396 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetGlobal(MatPartitioning,MPChacoGlobalType*);
1397 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetLocal(MatPartitioning,MPChacoLocalType);
1398 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetLocal(MatPartitioning,MPChacoLocalType*);
1399 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetCoarseLevel(MatPartitioning,PetscReal);
1400 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning,MPChacoEigenType);
1401 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenSolver(MatPartitioning,MPChacoEigenType*);
1402 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenTol(MatPartitioning,PetscReal);
1403 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenTol(MatPartitioning,PetscReal*);
1404 PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning,PetscInt);
1405 PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenNumber(MatPartitioning,PetscInt*);
1406 
1407 #define MP_PARTY_OPT "opt"
1408 #define MP_PARTY_LIN "lin"
1409 #define MP_PARTY_SCA "sca"
1410 #define MP_PARTY_RAN "ran"
1411 #define MP_PARTY_GBF "gbf"
1412 #define MP_PARTY_GCF "gcf"
1413 #define MP_PARTY_BUB "bub"
1414 #define MP_PARTY_DEF "def"
1415 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetGlobal(MatPartitioning,const char*);
1416 #define MP_PARTY_HELPFUL_SETS "hs"
1417 #define MP_PARTY_KERNIGHAN_LIN "kl"
1418 #define MP_PARTY_NONE "no"
1419 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetLocal(MatPartitioning,const char*);
1420 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetCoarseLevel(MatPartitioning,PetscReal);
1421 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetBipart(MatPartitioning,PetscBool);
1422 PETSC_EXTERN PetscErrorCode MatPartitioningPartySetMatchOptimization(MatPartitioning,PetscBool);
1423 
1424 typedef enum { MP_PTSCOTCH_DEFAULT,MP_PTSCOTCH_QUALITY,MP_PTSCOTCH_SPEED,MP_PTSCOTCH_BALANCE,MP_PTSCOTCH_SAFETY,MP_PTSCOTCH_SCALABILITY } MPPTScotchStrategyType;
1425 PETSC_EXTERN const char *const MPPTScotchStrategyTypes[];
1426 
1427 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetImbalance(MatPartitioning,PetscReal);
1428 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetImbalance(MatPartitioning,PetscReal*);
1429 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetStrategy(MatPartitioning,MPPTScotchStrategyType);
1430 PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetStrategy(MatPartitioning,MPPTScotchStrategyType*);
1431 
1432 /*
1433  * hierarchical partitioning
1434  */
1435 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetFineparts(MatPartitioning,IS*);
1436 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetCoarseparts(MatPartitioning,IS*);
1437 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNcoarseparts(MatPartitioning,PetscInt);
1438 PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNfineparts(MatPartitioning, PetscInt);
1439 
1440 PETSC_EXTERN PetscErrorCode MatMeshToVertexGraph(Mat,PetscInt,Mat*);
1441 PETSC_EXTERN PetscErrorCode MatMeshToCellGraph(Mat,PetscInt,Mat*);
1442 
1443 /*
1444     If you add entries here you must also add them to petsc/finclude/petscmat.h
1445 */
1446 typedef enum { MATOP_SET_VALUES=0,
1447                MATOP_GET_ROW=1,
1448                MATOP_RESTORE_ROW=2,
1449                MATOP_MULT=3,
1450                MATOP_MULT_ADD=4,
1451                MATOP_MULT_TRANSPOSE=5,
1452                MATOP_MULT_TRANSPOSE_ADD=6,
1453                MATOP_SOLVE=7,
1454                MATOP_SOLVE_ADD=8,
1455                MATOP_SOLVE_TRANSPOSE=9,
1456                MATOP_SOLVE_TRANSPOSE_ADD=10,
1457                MATOP_LUFACTOR=11,
1458                MATOP_CHOLESKYFACTOR=12,
1459                MATOP_SOR=13,
1460                MATOP_TRANSPOSE=14,
1461                MATOP_GETINFO=15,
1462                MATOP_EQUAL=16,
1463                MATOP_GET_DIAGONAL=17,
1464                MATOP_DIAGONAL_SCALE=18,
1465                MATOP_NORM=19,
1466                MATOP_ASSEMBLY_BEGIN=20,
1467                MATOP_ASSEMBLY_END=21,
1468                MATOP_SET_OPTION=22,
1469                MATOP_ZERO_ENTRIES=23,
1470                MATOP_ZERO_ROWS=24,
1471                MATOP_LUFACTOR_SYMBOLIC=25,
1472                MATOP_LUFACTOR_NUMERIC=26,
1473                MATOP_CHOLESKY_FACTOR_SYMBOLIC=27,
1474                MATOP_CHOLESKY_FACTOR_NUMERIC=28,
1475                MATOP_SETUP_PREALLOCATION=29,
1476                MATOP_ILUFACTOR_SYMBOLIC=30,
1477                MATOP_ICCFACTOR_SYMBOLIC=31,
1478                MATOP_GET_DIAGONAL_BLOCK=32,
1479                MATOP_FREE_INTER_STRUCT=33,
1480                MATOP_DUPLICATE=34,
1481                MATOP_FORWARD_SOLVE=35,
1482                MATOP_BACKWARD_SOLVE=36,
1483                MATOP_ILUFACTOR=37,
1484                MATOP_ICCFACTOR=38,
1485                MATOP_AXPY=39,
1486                MATOP_CREATE_SUBMATRICES=40,
1487                MATOP_INCREASE_OVERLAP=41,
1488                MATOP_GET_VALUES=42,
1489                MATOP_COPY=43,
1490                MATOP_GET_ROW_MAX=44,
1491                MATOP_SCALE=45,
1492                MATOP_SHIFT=46,
1493                MATOP_DIAGONAL_SET=47,
1494                MATOP_ZERO_ROWS_COLUMNS=48,
1495                MATOP_SET_RANDOM=49,
1496                MATOP_GET_ROW_IJ=50,
1497                MATOP_RESTORE_ROW_IJ=51,
1498                MATOP_GET_COLUMN_IJ=52,
1499                MATOP_RESTORE_COLUMN_IJ=53,
1500                MATOP_FDCOLORING_CREATE=54,
1501                MATOP_COLORING_PATCH=55,
1502                MATOP_SET_UNFACTORED=56,
1503                MATOP_PERMUTE=57,
1504                MATOP_SET_VALUES_BLOCKED=58,
1505                MATOP_CREATE_SUBMATRIX=59,
1506                MATOP_DESTROY=60,
1507                MATOP_VIEW=61,
1508                MATOP_CONVERT_FROM=62,
1509                MATOP_MATMAT_MULT=63,
1510                MATOP_MATMAT_MULT_SYMBOLIC=64,
1511                MATOP_MATMAT_MULT_NUMERIC=65,
1512                MATOP_SET_LOCAL_TO_GLOBAL_MAP=66,
1513                MATOP_SET_VALUES_LOCAL=67,
1514                MATOP_ZERO_ROWS_LOCAL=68,
1515                MATOP_GET_ROW_MAX_ABS=69,
1516                MATOP_GET_ROW_MIN_ABS=70,
1517                MATOP_CONVERT=71,
1518                MATOP_SET_COLORING=72,
1519                /* MATOP_PLACEHOLDER_73=73, */
1520                MATOP_SET_VALUES_ADIFOR=74,
1521                MATOP_FD_COLORING_APPLY=75,
1522                MATOP_SET_FROM_OPTIONS=76,
1523                MATOP_MULT_CONSTRAINED=77,
1524                MATOP_MULT_TRANSPOSE_CONSTRAIN=78,
1525                MATOP_FIND_ZERO_DIAGONALS=79,
1526                MATOP_MULT_MULTIPLE=80,
1527                MATOP_SOLVE_MULTIPLE=81,
1528                MATOP_GET_INERTIA=82,
1529                MATOP_LOAD=83,
1530                MATOP_IS_SYMMETRIC=84,
1531                MATOP_IS_HERMITIAN=85,
1532                MATOP_IS_STRUCTURALLY_SYMMETRIC=86,
1533                MATOP_SET_VALUES_BLOCKEDLOCAL=87,
1534                MATOP_CREATE_VECS=88,
1535                MATOP_MAT_MULT=89,
1536                MATOP_MAT_MULT_SYMBOLIC=90,
1537                MATOP_MAT_MULT_NUMERIC=91,
1538                MATOP_PTAP=92,
1539                MATOP_PTAP_SYMBOLIC=93,
1540                MATOP_PTAP_NUMERIC=94,
1541                MATOP_MAT_TRANSPOSE_MULT=95,
1542                MATOP_MAT_TRANSPOSE_MULT_SYMBO=96,
1543                MATOP_MAT_TRANSPOSE_MULT_NUMER=97,
1544                /* MATOP_PLACEHOLDER_98=98, */
1545                /* MATOP_PLACEHOLDER_99=99, */
1546                /* MATOP_PLACEHOLDER_100=100, */
1547                /* MATOP_PLACEHOLDER_101=101, */
1548                MATOP_CONJUGATE=102,
1549                /* MATOP_PLACEHOLDER_103=103, */
1550                MATOP_SET_VALUES_ROW=104,
1551                MATOP_REAL_PART=105,
1552                MATOP_IMAGINARY_PART=106,
1553                MATOP_GET_ROW_UPPER_TRIANGULAR=107,
1554                MATOP_RESTORE_ROW_UPPER_TRIANG=108,
1555                MATOP_MAT_SOLVE=109,
1556                MATOP_MAT_SOLVE_TRANSPOSE=110,
1557                MATOP_GET_ROW_MIN=111,
1558                MATOP_GET_COLUMN_VECTOR=112,
1559                MATOP_MISSING_DIAGONAL=113,
1560                MATOP_GET_SEQ_NONZERO_STRUCTUR=114,
1561                MATOP_CREATE=115,
1562                MATOP_GET_GHOSTS=116,
1563                MATOP_GET_LOCAL_SUB_MATRIX=117,
1564                MATOP_RESTORE_LOCALSUB_MATRIX=118,
1565                MATOP_MULT_DIAGONAL_BLOCK=119,
1566                MATOP_HERMITIAN_TRANSPOSE=120,
1567                MATOP_MULT_HERMITIAN_TRANSPOSE=121,
1568                MATOP_MULT_HERMITIAN_TRANS_ADD=122,
1569                MATOP_GET_MULTI_PROC_BLOCK=123,
1570                MATOP_FIND_NONZERO_ROWS=124,
1571                MATOP_GET_COLUMN_NORMS=125,
1572                MATOP_INVERT_BLOCK_DIAGONAL=126,
1573                /* MATOP_PLACEHOLDER_127=127, */
1574                MATOP_CREATE_SUB_MATRICES_MPI=128,
1575                MATOP_SET_VALUES_BATCH=129,
1576                MATOP_TRANSPOSE_MAT_MULT=130,
1577                MATOP_TRANSPOSE_MAT_MULT_SYMBO=131,
1578                MATOP_TRANSPOSE_MAT_MULT_NUMER=132,
1579                MATOP_TRANSPOSE_COLORING_CREAT=133,
1580                MATOP_TRANS_COLORING_APPLY_SPT=134,
1581                MATOP_TRANS_COLORING_APPLY_DEN=135,
1582                MATOP_RART=136,
1583                MATOP_RART_SYMBOLIC=137,
1584                MATOP_RART_NUMERIC=138,
1585                MATOP_SET_BLOCK_SIZES=139,
1586                MATOP_AYPX=140,
1587                MATOP_RESIDUAL=141,
1588                MATOP_FDCOLORING_SETUP=142,
1589                MATOP_MPICONCATENATESEQ=144,
1590                MATOP_DESTROYSUBMATRICES=145
1591              } MatOperation;
1592 PETSC_EXTERN PetscErrorCode MatSetOperation(Mat,MatOperation,void(*)(void));
1593 PETSC_EXTERN PetscErrorCode MatGetOperation(Mat,MatOperation,void(**)(void));
1594 PETSC_EXTERN PetscErrorCode MatHasOperation(Mat,MatOperation,PetscBool *);
1595 PETSC_EXTERN PetscErrorCode MatHasCongruentLayouts(Mat,PetscBool *);
1596 PETSC_EXTERN PetscErrorCode MatFreeIntermediateDataStructures(Mat);
1597 
1598 PETSC_EXTERN PetscErrorCode MatShellSetOperation(Mat,MatOperation,void(*)(void));
1599 PETSC_EXTERN PetscErrorCode MatShellGetOperation(Mat,MatOperation,void(**)(void));
1600 PETSC_EXTERN PetscErrorCode MatShellSetContext(Mat,void*);
1601 PETSC_EXTERN PetscErrorCode MatShellTestMult(Mat,PetscErrorCode (*)(void*,Vec,Vec),Vec,void*,PetscBool*);
1602 PETSC_EXTERN PetscErrorCode MatShellTestMultTranspose(Mat,PetscErrorCode (*)(void*,Vec,Vec),Vec,void*,PetscBool*);
1603 PETSC_EXTERN PetscErrorCode MatShellSetManageScalingShifts(Mat);
1604 
1605 /*
1606    Codes for matrices stored on disk. By default they are
1607    stored in a universal format. By changing the format with
1608    PetscViewerPushFormat(viewer,PETSC_VIEWER_NATIVE); the matrices will
1609    be stored in a way natural for the matrix, for example dense matrices
1610    would be stored as dense. Matrices stored this way may only be
1611    read into matrices of the same type.
1612 */
1613 #define MATRIX_BINARY_FORMAT_DENSE -1
1614 
1615 PETSC_EXTERN PetscErrorCode MatMPIBAIJSetHashTableFactor(Mat,PetscReal);
1616 
1617 PETSC_EXTERN PetscErrorCode MatISSetLocalMatType(Mat,MatType);
1618 PETSC_EXTERN PetscErrorCode MatISSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
1619 PETSC_EXTERN PetscErrorCode MatISStoreL2L(Mat,PetscBool);
1620 PETSC_EXTERN PetscErrorCode MatISFixLocalEmpty(Mat,PetscBool);
1621 PETSC_EXTERN PetscErrorCode MatISGetLocalMat(Mat,Mat*);
1622 PETSC_EXTERN PetscErrorCode MatISRestoreLocalMat(Mat,Mat*);
1623 PETSC_EXTERN PetscErrorCode MatISSetLocalMat(Mat,Mat);
1624 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use the MatConvert() interface (since version 3.10)") PetscErrorCode MatISGetMPIXAIJ(Mat,MatReuse,Mat*);
1625 
1626 /*S
1627      MatNullSpace - Object that removes a null space from a vector, i.e.
1628          orthogonalizes the vector to a subsapce
1629 
1630    Level: advanced
1631 
1632   Concepts: matrix; linear operator, null space
1633 
1634   Users manual sections:
1635 .   sec_singular
1636 
1637 .seealso:  MatNullSpaceCreate()
1638 S*/
1639 typedef struct _p_MatNullSpace* MatNullSpace;
1640 
1641 PETSC_EXTERN PetscErrorCode MatNullSpaceCreate(MPI_Comm,PetscBool ,PetscInt,const Vec[],MatNullSpace*);
1642 PETSC_EXTERN PetscErrorCode MatNullSpaceSetFunction(MatNullSpace,PetscErrorCode (*)(MatNullSpace,Vec,void*),void*);
1643 PETSC_EXTERN PetscErrorCode MatNullSpaceDestroy(MatNullSpace*);
1644 PETSC_EXTERN PetscErrorCode MatNullSpaceRemove(MatNullSpace,Vec);
1645 PETSC_EXTERN PetscErrorCode MatGetNullSpace(Mat, MatNullSpace *);
1646 PETSC_EXTERN PetscErrorCode MatGetTransposeNullSpace(Mat, MatNullSpace *);
1647 PETSC_EXTERN PetscErrorCode MatSetTransposeNullSpace(Mat,MatNullSpace);
1648 PETSC_EXTERN PetscErrorCode MatSetNullSpace(Mat,MatNullSpace);
1649 PETSC_EXTERN PetscErrorCode MatSetNearNullSpace(Mat,MatNullSpace);
1650 PETSC_EXTERN PetscErrorCode MatGetNearNullSpace(Mat,MatNullSpace*);
1651 PETSC_EXTERN PetscErrorCode MatNullSpaceTest(MatNullSpace,Mat,PetscBool  *);
1652 PETSC_EXTERN PetscErrorCode MatNullSpaceView(MatNullSpace,PetscViewer);
1653 PETSC_EXTERN PetscErrorCode MatNullSpaceGetVecs(MatNullSpace,PetscBool*,PetscInt*,const Vec**);
1654 PETSC_EXTERN PetscErrorCode MatNullSpaceCreateRigidBody(Vec,MatNullSpace*);
1655 
1656 PETSC_EXTERN PetscErrorCode MatReorderingSeqSBAIJ(Mat,IS);
1657 PETSC_EXTERN PetscErrorCode MatMPISBAIJSetHashTableFactor(Mat,PetscReal);
1658 PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetColumnIndices(Mat,PetscInt *);
1659 PETSC_EXTERN PetscErrorCode MatSeqBAIJInvertBlockDiagonal(Mat);
1660 
1661 PETSC_EXTERN PetscErrorCode MatCreateMAIJ(Mat,PetscInt,Mat*);
1662 PETSC_EXTERN PetscErrorCode MatMAIJRedimension(Mat,PetscInt,Mat*);
1663 PETSC_EXTERN PetscErrorCode MatMAIJGetAIJ(Mat,Mat*);
1664 
1665 PETSC_EXTERN PetscErrorCode MatComputeOperator(Mat,MatType,Mat*);
1666 PETSC_EXTERN PetscErrorCode MatComputeOperatorTranspose(Mat,MatType,Mat*);
1667 
1668 PETSC_DEPRECATED_FUNCTION("Use MatComputeOperator() (since version 3.12)") PETSC_STATIC_INLINE PetscErrorCode MatComputeExplicitOperator(Mat A,Mat* B) { return MatComputeOperator(A,NULL,B); }
1669 PETSC_DEPRECATED_FUNCTION("Use MatComputeOperatorTranspose() (since version 3.12)") PETSC_STATIC_INLINE PetscErrorCode MatComputeExplicitOperatorTranspose(Mat A,Mat* B) { return MatComputeOperatorTranspose(A,NULL,B); }
1670 
1671 PETSC_EXTERN PetscErrorCode MatDiagonalScaleLocal(Mat,Vec);
1672 
1673 PETSC_EXTERN PetscErrorCode MatCreateMFFD(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,Mat*);
1674 PETSC_EXTERN PetscErrorCode MatMFFDSetBase(Mat,Vec,Vec);
1675 PETSC_EXTERN PetscErrorCode MatMFFDSetFunction(Mat,PetscErrorCode(*)(void*,Vec,Vec),void*);
1676 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioni(Mat,PetscErrorCode (*)(void*,PetscInt,Vec,PetscScalar*));
1677 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioniBase(Mat,PetscErrorCode (*)(void*,Vec));
1678 PETSC_EXTERN PetscErrorCode MatMFFDSetHHistory(Mat,PetscScalar[],PetscInt);
1679 PETSC_EXTERN PetscErrorCode MatMFFDResetHHistory(Mat);
1680 PETSC_EXTERN PetscErrorCode MatMFFDSetFunctionError(Mat,PetscReal);
1681 PETSC_EXTERN PetscErrorCode MatMFFDSetPeriod(Mat,PetscInt);
1682 PETSC_EXTERN PetscErrorCode MatMFFDGetH(Mat,PetscScalar *);
1683 PETSC_EXTERN PetscErrorCode MatMFFDSetOptionsPrefix(Mat,const char[]);
1684 PETSC_EXTERN PetscErrorCode MatMFFDCheckPositivity(void*,Vec,Vec,PetscScalar*);
1685 PETSC_EXTERN PetscErrorCode MatMFFDSetCheckh(Mat,PetscErrorCode (*)(void*,Vec,Vec,PetscScalar*),void*);
1686 
1687 /*S
1688     MatMFFD - A data structured used to manage the computation of the h differencing parameter for matrix-free
1689               Jacobian vector products
1690 
1691     Notes:
1692     MATMFFD is a specific MatType which uses the MatMFFD data structure
1693 
1694            MatMFFD*() methods actually take the Mat as their first argument. Not a MatMFFD data structure
1695 
1696     Level: developer
1697 
1698 .seealso: MATMFFD, MatCreateMFFD(), MatMFFDSetFuction(), MatMFFDSetType(), MatMFFDRegister()
1699 S*/
1700 typedef struct _p_MatMFFD* MatMFFD;
1701 
1702 /*J
1703     MatMFFDType - algorithm used to compute the h used in computing matrix-vector products via differencing of the function
1704 
1705    Level: beginner
1706 
1707 .seealso: MatMFFDSetType(), MatMFFDRegister()
1708 J*/
1709 typedef const char* MatMFFDType;
1710 #define MATMFFD_DS  "ds"
1711 #define MATMFFD_WP  "wp"
1712 
1713 PETSC_EXTERN PetscErrorCode MatMFFDSetType(Mat,MatMFFDType);
1714 PETSC_EXTERN PetscErrorCode MatMFFDRegister(const char[],PetscErrorCode (*)(MatMFFD));
1715 
1716 PETSC_EXTERN PetscErrorCode MatMFFDDSSetUmin(Mat,PetscReal);
1717 PETSC_EXTERN PetscErrorCode MatMFFDWPSetComputeNormU(Mat,PetscBool );
1718 
1719 PETSC_EXTERN PetscErrorCode MatFDColoringSetType(MatFDColoring,MatMFFDType);
1720 
1721 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *);
1722 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *);
1723 
1724 /*
1725    PETSc interface to MUMPS
1726 */
1727 #ifdef PETSC_HAVE_MUMPS
1728 PETSC_EXTERN PetscErrorCode MatMumpsSetIcntl(Mat,PetscInt,PetscInt);
1729 PETSC_EXTERN PetscErrorCode MatMumpsGetIcntl(Mat,PetscInt,PetscInt*);
1730 PETSC_EXTERN PetscErrorCode MatMumpsSetCntl(Mat,PetscInt,PetscReal);
1731 PETSC_EXTERN PetscErrorCode MatMumpsGetCntl(Mat,PetscInt,PetscReal*);
1732 
1733 PETSC_EXTERN PetscErrorCode MatMumpsGetInfo(Mat,PetscInt,PetscInt*);
1734 PETSC_EXTERN PetscErrorCode MatMumpsGetInfog(Mat,PetscInt,PetscInt*);
1735 PETSC_EXTERN PetscErrorCode MatMumpsGetRinfo(Mat,PetscInt,PetscReal*);
1736 PETSC_EXTERN PetscErrorCode MatMumpsGetRinfog(Mat,PetscInt,PetscReal*);
1737 PETSC_EXTERN PetscErrorCode MatMumpsGetInverse(Mat,Mat);
1738 PETSC_EXTERN PetscErrorCode MatMumpsGetInverseTranspose(Mat,Mat);
1739 #endif
1740 
1741 /*
1742    PETSc interface to Mkl_Pardiso
1743 */
1744 #ifdef PETSC_HAVE_MKL_PARDISO
1745 PETSC_EXTERN PetscErrorCode MatMkl_PardisoSetCntl(Mat,PetscInt,PetscInt);
1746 #endif
1747 
1748 /*
1749    PETSc interface to Mkl_CPardiso
1750 */
1751 #ifdef PETSC_HAVE_MKL_CPARDISO
1752 PETSC_EXTERN PetscErrorCode MatMkl_CPardisoSetCntl(Mat,PetscInt,PetscInt);
1753 #endif
1754 
1755 /*
1756    PETSc interface to SUPERLU
1757 */
1758 #ifdef PETSC_HAVE_SUPERLU
1759 PETSC_EXTERN PetscErrorCode MatSuperluSetILUDropTol(Mat,PetscReal);
1760 #endif
1761 
1762 /*
1763    PETSc interface to SUPERLU_DIST
1764 */
1765 #ifdef PETSC_HAVE_SUPERLU_DIST
1766 PETSC_EXTERN PetscErrorCode MatSuperluDistGetDiagU(Mat,PetscScalar*);
1767 #endif
1768 
1769 /*
1770    PETSc interface to STRUMPACK
1771 */
1772 #ifdef PETSC_HAVE_STRUMPACK
1773 /*E
1774     MatSTRUMPACKReordering - sparsity reducing ordering to be used in STRUMPACK
1775 
1776     Level: intermediate
1777 E*/
1778 typedef enum {MAT_STRUMPACK_NATURAL=0,
1779               MAT_STRUMPACK_METIS=1,
1780               MAT_STRUMPACK_PARMETIS=2,
1781               MAT_STRUMPACK_SCOTCH=3,
1782               MAT_STRUMPACK_PTSCOTCH=4,
1783               MAT_STRUMPACK_RCM=5} MatSTRUMPACKReordering;
1784 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetReordering(Mat,MatSTRUMPACKReordering);
1785 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetColPerm(Mat,PetscBool);
1786 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSRelTol(Mat,PetscReal);
1787 PETSC_DEPRECATED_FUNCTION("Use MatSTRUMPACKSetHSSRelTol() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSTRUMPACKSetHSSRelCompTol(Mat mat,PetscReal rtol) {return MatSTRUMPACKSetHSSRelTol(mat,rtol);}
1788 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSAbsTol(Mat,PetscReal);
1789 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSMinSepSize(Mat,PetscInt);
1790 PETSC_DEPRECATED_FUNCTION("Use MatSTRUMPACKSetHSSMinSepSize() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSTRUMPACKSetHSSMinSize(Mat mat,PetscInt hssminsize) {return MatSTRUMPACKSetHSSMinSepSize(mat,hssminsize);}
1791 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSMaxRank(Mat,PetscInt);
1792 PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSLeafSize(Mat,PetscInt);
1793 #endif
1794 
1795 
1796 PETSC_EXTERN PetscErrorCode MatPinToCPU(Mat,PetscBool);
1797 
1798 #ifdef PETSC_HAVE_CUDA
1799 /*E
1800     MatCUSPARSEStorageFormat - indicates the storage format for CUSPARSE (GPU)
1801     matrices.
1802 
1803     Not Collective
1804 
1805 +   MAT_CUSPARSE_CSR - Compressed Sparse Row
1806 .   MAT_CUSPARSE_ELL - Ellpack (requires CUDA 4.2 or later).
1807 -   MAT_CUSPARSE_HYB - Hybrid, a combination of Ellpack and Coordinate format (requires CUDA 4.2 or later).
1808 
1809     Level: intermediate
1810 
1811    Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
1812 
1813 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEFormatOperation
1814 E*/
1815 
1816 typedef enum {MAT_CUSPARSE_CSR, MAT_CUSPARSE_ELL, MAT_CUSPARSE_HYB} MatCUSPARSEStorageFormat;
1817 
1818 /* these will be strings associated with enumerated type defined above */
1819 PETSC_EXTERN const char *const MatCUSPARSEStorageFormats[];
1820 
1821 /*E
1822     MatCUSPARSEFormatOperation - indicates the operation of CUSPARSE (GPU)
1823     matrices whose operation should use a particular storage format.
1824 
1825     Not Collective
1826 
1827 +   MAT_CUSPARSE_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult
1828 .   MAT_CUSPARSE_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult
1829 .   MAT_CUSPARSE_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult
1830 -   MAT_CUSPARSE_ALL - sets the storage format for all CUSPARSE (GPU) matrices
1831 
1832     Level: intermediate
1833 
1834 .seealso: MatCUSPARSESetFormat(), MatCUSPARSEStorageFormat
1835 E*/
1836 typedef enum {MAT_CUSPARSE_MULT_DIAG, MAT_CUSPARSE_MULT_OFFDIAG, MAT_CUSPARSE_MULT, MAT_CUSPARSE_ALL} MatCUSPARSEFormatOperation;
1837 
1838 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
1839 PETSC_EXTERN PetscErrorCode MatCreateAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
1840 PETSC_EXTERN PetscErrorCode MatCUSPARSESetFormat(Mat,MatCUSPARSEFormatOperation,MatCUSPARSEStorageFormat);
1841 #endif
1842 
1843 #if defined(PETSC_HAVE_VIENNACL)
1844 PETSC_EXTERN PetscErrorCode MatCreateSeqAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
1845 PETSC_EXTERN PetscErrorCode MatCreateAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
1846 #endif
1847 
1848 /*
1849    PETSc interface to FFTW
1850 */
1851 #if defined(PETSC_HAVE_FFTW)
1852 PETSC_EXTERN PetscErrorCode VecScatterPetscToFFTW(Mat,Vec,Vec);
1853 PETSC_EXTERN PetscErrorCode VecScatterFFTWToPetsc(Mat,Vec,Vec);
1854 PETSC_EXTERN PetscErrorCode MatCreateVecsFFTW(Mat,Vec*,Vec*,Vec*);
1855 #endif
1856 
1857 PETSC_EXTERN PetscErrorCode MatCreateNest(MPI_Comm,PetscInt,const IS[],PetscInt,const IS[],const Mat[],Mat*);
1858 PETSC_EXTERN PetscErrorCode MatNestGetSize(Mat,PetscInt*,PetscInt*);
1859 PETSC_EXTERN PetscErrorCode MatNestGetISs(Mat,IS[],IS[]);
1860 PETSC_EXTERN PetscErrorCode MatNestGetLocalISs(Mat,IS[],IS[]);
1861 PETSC_EXTERN PetscErrorCode MatNestGetSubMats(Mat,PetscInt*,PetscInt*,Mat***);
1862 PETSC_EXTERN PetscErrorCode MatNestGetSubMat(Mat,PetscInt,PetscInt,Mat*);
1863 PETSC_EXTERN PetscErrorCode MatNestSetVecType(Mat,VecType);
1864 PETSC_EXTERN PetscErrorCode MatNestSetSubMats(Mat,PetscInt,const IS[],PetscInt,const IS[],const Mat[]);
1865 PETSC_EXTERN PetscErrorCode MatNestSetSubMat(Mat,PetscInt,PetscInt,Mat);
1866 
1867 PETSC_EXTERN PetscErrorCode MatChop(Mat,PetscReal);
1868 PETSC_EXTERN PetscErrorCode MatComputeBandwidth(Mat,PetscReal,PetscInt*);
1869 
1870 PETSC_EXTERN PetscErrorCode MatSubdomainsCreateCoalesce(Mat,PetscInt,PetscInt*,IS**);
1871 
1872 PETSC_EXTERN PetscErrorCode MatPreallocatorPreallocate(Mat,PetscBool,Mat);
1873 
1874 PETSC_INTERN PetscErrorCode MatHeaderMerge(Mat,Mat*);
1875 PETSC_EXTERN PetscErrorCode MatHeaderReplace(Mat,Mat*);
1876 
1877 #endif
1878