Actual source code: petscmat.h
petsc-3.15.0 2021-03-30
1: /*
2: Include file for the matrix component of PETSc
3: */
4: #ifndef PETSCMAT_H
5: #define PETSCMAT_H
6: #include <petscvec.h>
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)
12: Level: beginner
14: .seealso: MatCreate(), MatType, MatSetType(), MatDestroy()
15: S*/
16: typedef struct _p_Mat* Mat;
18: /*J
19: MatType - String with the name of a PETSc matrix type
21: Level: beginner
23: .seealso: MatSetType(), Mat, MatSolverType, MatRegister()
24: J*/
25: typedef const char* MatType;
26: #define MATSAME "same"
27: #define MATMAIJ "maij"
28: #define MATSEQMAIJ "seqmaij"
29: #define MATMPIMAIJ "mpimaij"
30: #define MATKAIJ "kaij"
31: #define MATSEQKAIJ "seqkaij"
32: #define MATMPIKAIJ "mpikaij"
33: #define MATIS "is"
34: #define MATAIJ "aij"
35: #define MATSEQAIJ "seqaij"
36: #define MATMPIAIJ "mpiaij"
37: #define MATAIJCRL "aijcrl"
38: #define MATSEQAIJCRL "seqaijcrl"
39: #define MATMPIAIJCRL "mpiaijcrl"
40: #define MATAIJCUSPARSE "aijcusparse"
41: #define MATSEQAIJCUSPARSE "seqaijcusparse"
42: #define MATMPIAIJCUSPARSE "mpiaijcusparse"
43: #define MATAIJKOKKOS "aijkokkos"
44: #define MATSEQAIJKOKKOS "seqaijkokkos"
45: #define MATMPIAIJKOKKOS "mpiaijkokkos"
46: #define MATAIJVIENNACL "aijviennacl"
47: #define MATSEQAIJVIENNACL "seqaijviennacl"
48: #define MATMPIAIJVIENNACL "mpiaijviennacl"
49: #define MATAIJPERM "aijperm"
50: #define MATSEQAIJPERM "seqaijperm"
51: #define MATMPIAIJPERM "mpiaijperm"
52: #define MATAIJSELL "aijsell"
53: #define MATSEQAIJSELL "seqaijsell"
54: #define MATMPIAIJSELL "mpiaijsell"
55: #define MATAIJMKL "aijmkl"
56: #define MATSEQAIJMKL "seqaijmkl"
57: #define MATMPIAIJMKL "mpiaijmkl"
58: #define MATBAIJMKL "baijmkl"
59: #define MATSEQBAIJMKL "seqbaijmkl"
60: #define MATMPIBAIJMKL "mpibaijmkl"
61: #define MATSHELL "shell"
62: #define MATDENSE "dense"
63: #define MATDENSECUDA "densecuda"
64: #define MATSEQDENSE "seqdense"
65: #define MATSEQDENSECUDA "seqdensecuda"
66: #define MATMPIDENSE "mpidense"
67: #define MATMPIDENSECUDA "mpidensecuda"
68: #define MATELEMENTAL "elemental"
69: #define MATSCALAPACK "scalapack"
70: #define MATBAIJ "baij"
71: #define MATSEQBAIJ "seqbaij"
72: #define MATMPIBAIJ "mpibaij"
73: #define MATMPIADJ "mpiadj"
74: #define MATSBAIJ "sbaij"
75: #define MATSEQSBAIJ "seqsbaij"
76: #define MATMPISBAIJ "mpisbaij"
77: #define MATMFFD "mffd"
78: #define MATNORMAL "normal"
79: #define MATNORMALHERMITIAN "normalh"
80: #define MATLRC "lrc"
81: #define MATSCATTER "scatter"
82: #define MATBLOCKMAT "blockmat"
83: #define MATCOMPOSITE "composite"
84: #define MATFFT "fft"
85: #define MATFFTW "fftw"
86: #define MATSEQCUFFT "seqcufft"
87: #define MATTRANSPOSEMAT "transpose"
88: #define MATSCHURCOMPLEMENT "schurcomplement"
89: #define MATPYTHON "python"
90: #define MATHYPRE "hypre"
91: #define MATHYPRESTRUCT "hyprestruct"
92: #define MATHYPRESSTRUCT "hypresstruct"
93: #define MATSUBMATRIX "submatrix"
94: #define MATLOCALREF "localref"
95: #define MATNEST "nest"
96: #define MATPREALLOCATOR "preallocator"
97: #define MATSELL "sell"
98: #define MATSEQSELL "seqsell"
99: #define MATMPISELL "mpisell"
100: #define MATDUMMY "dummy"
101: #define MATLMVM "lmvm"
102: #define MATLMVMDFP "lmvmdfp"
103: #define MATLMVMBFGS "lmvmbfgs"
104: #define MATLMVMSR1 "lmvmsr1"
105: #define MATLMVMBROYDEN "lmvmbroyden"
106: #define MATLMVMBADBROYDEN "lmvmbadbroyden"
107: #define MATLMVMSYMBROYDEN "lmvmsymbroyden"
108: #define MATLMVMSYMBADBROYDEN "lmvmsymbadbroyden"
109: #define MATLMVMDIAGBROYDEN "lmvmdiagbroyden"
110: #define MATCONSTANTDIAGONAL "constantdiagonal"
111: #define MATHARA "hara"
113: /*J
114: MatSolverType - String with the name of a PETSc matrix solver type.
116: For example: "petsc" indicates what PETSc provides, "superlu_dist" the parallel SuperLU_DIST package etc
118: Level: beginner
120: Notes: MATSOLVERUMFPACK, MATSOLVERCHOLMOD, MATSOLVERKLU, MATSOLVERSPQR form the SuiteSparse package for which you can use --download-suitesparse
122: .seealso: MatGetFactor(), PCFactorSetMatSolverType(), PCFactorGetMatSolverType()
123: J*/
124: typedef const char* MatSolverType;
125: #define MATSOLVERSUPERLU "superlu"
126: #define MATSOLVERSUPERLU_DIST "superlu_dist"
127: #define MATSOLVERSTRUMPACK "strumpack"
128: #define MATSOLVERUMFPACK "umfpack"
129: #define MATSOLVERCHOLMOD "cholmod"
130: #define MATSOLVERKLU "klu"
131: #define MATSOLVERSPARSEELEMENTAL "sparseelemental"
132: #define MATSOLVERELEMENTAL "elemental"
133: #define MATSOLVERSCALAPACK "scalapack"
134: #define MATSOLVERESSL "essl"
135: #define MATSOLVERLUSOL "lusol"
136: #define MATSOLVERMUMPS "mumps"
137: #define MATSOLVERMKL_PARDISO "mkl_pardiso"
138: #define MATSOLVERMKL_CPARDISO "mkl_cpardiso"
139: #define MATSOLVERPASTIX "pastix"
140: #define MATSOLVERMATLAB "matlab"
141: #define MATSOLVERPETSC "petsc"
142: #define MATSOLVERBAS "bas"
143: #define MATSOLVERCUSPARSE "cusparse"
144: #define MATSOLVERCUSPARSEBAND "cusparseband"
145: #define MATSOLVERCUDA "cuda"
146: #define MATSOLVERKOKKOS "kokkos"
147: #define MATSOLVERKOKKOSDEVICE "kokkosdevice"
149: /*E
150: MatFactorType - indicates what type of factorization is requested
152: Level: beginner
154: Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
156: .seealso: MatSolverType, MatGetFactor(), MatGetFactorAvailable(), MatSolverTypeRegister()
157: E*/
158: typedef enum {MAT_FACTOR_NONE, MAT_FACTOR_LU, MAT_FACTOR_CHOLESKY, MAT_FACTOR_ILU, MAT_FACTOR_ICC, MAT_FACTOR_ILUDT, MAT_FACTOR_QR, MAT_FACTOR_NUM_TYPES} MatFactorType;
159: PETSC_EXTERN const char *const MatFactorTypes[];
161: PETSC_EXTERN PetscErrorCode MatGetFactor(Mat,MatSolverType,MatFactorType,Mat*);
162: PETSC_EXTERN PetscErrorCode MatGetFactorAvailable(Mat,MatSolverType,MatFactorType,PetscBool *);
163: PETSC_EXTERN PetscErrorCode MatFactorGetUseOrdering(Mat, PetscBool*);
164: PETSC_EXTERN PetscErrorCode MatFactorGetSolverType(Mat,MatSolverType*);
165: PETSC_EXTERN PetscErrorCode MatGetFactorType(Mat,MatFactorType*);
166: PETSC_EXTERN PetscErrorCode MatSetFactorType(Mat,MatFactorType);
167: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode (*MatSolverFunction)(Mat,MatFactorType,Mat*);
168: PETSC_EXTERN PetscErrorCode MatSolverTypeRegister(MatSolverType,MatType,MatFactorType,MatSolverFunction);
169: PETSC_EXTERN PetscErrorCode MatSolverTypeGet(MatSolverType,MatType,MatFactorType,PetscBool*,PetscBool*,MatSolverFunction*);
170: typedef MatSolverType MatSolverPackage PETSC_DEPRECATED_TYPEDEF("Use MatSolverType (since version 3.9)");
171: PETSC_DEPRECATED_FUNCTION("Use MatSolverTypeRegister() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSolverPackageRegister(MatSolverType stype,MatType mtype,MatFactorType ftype,MatSolverFunction f)
172: { return MatSolverTypeRegister(stype,mtype,ftype,f); }
173: PETSC_DEPRECATED_FUNCTION("Use MatSolverTypeGet() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSolverPackageGet(MatSolverType stype,MatType mtype,MatFactorType ftype,PetscBool *foundmtype,PetscBool *foundstype,MatSolverFunction *f)
174: { return MatSolverTypeGet(stype,mtype,ftype,foundmtype,foundstype,f); }
176: /*E
177: MatProductType - indicates what type of matrix product is requested
179: Level: beginner
181: .seealso: MatSolverType, MatProductSetType()
182: E*/
183: typedef enum {MATPRODUCT_UNSPECIFIED=0,MATPRODUCT_AB,MATPRODUCT_AtB,MATPRODUCT_ABt,MATPRODUCT_PtAP,MATPRODUCT_RARt,MATPRODUCT_ABC} MatProductType;
184: PETSC_EXTERN const char *const MatProductTypes[];
186: /*J
187: MatProductAlgorithm - String with the name of an algorithm for a PETSc matrix product implementation
189: Level: beginner
191: .seealso: MatSetType(), Mat, MatSolverType, MatRegister(), MatProductSetAlgorithm(), MatProductType
192: J*/
193: typedef const char* MatProductAlgorithm;
194: #define MATPRODUCTALGORITHM_DEFAULT "default"
196: PETSC_EXTERN PetscErrorCode MatProductCreate(Mat,Mat,Mat,Mat*);
197: PETSC_EXTERN PetscErrorCode MatProductCreateWithMat(Mat,Mat,Mat,Mat);
198: PETSC_EXTERN PetscErrorCode MatProductSetType(Mat,MatProductType);
199: PETSC_EXTERN PetscErrorCode MatProductSetAlgorithm(Mat,MatProductAlgorithm);
200: PETSC_EXTERN PetscErrorCode MatProductSetFill(Mat,PetscReal);
201: PETSC_EXTERN PetscErrorCode MatProductSetFromOptions(Mat);
202: PETSC_EXTERN PetscErrorCode MatProductSymbolic(Mat);
203: PETSC_EXTERN PetscErrorCode MatProductNumeric(Mat);
204: PETSC_EXTERN PetscErrorCode MatProductReplaceMats(Mat,Mat,Mat,Mat);
205: PETSC_EXTERN PetscErrorCode MatProductClear(Mat);
206: PETSC_EXTERN PetscErrorCode MatProductView(Mat,PetscViewer);
208: /* Logging support */
209: #define MAT_FILE_CLASSID 1211216 /* used to indicate matrices in binary files */
210: PETSC_EXTERN PetscClassId MAT_CLASSID;
211: PETSC_EXTERN PetscClassId MAT_COLORING_CLASSID;
212: PETSC_EXTERN PetscClassId MAT_FDCOLORING_CLASSID;
213: PETSC_EXTERN PetscClassId MAT_TRANSPOSECOLORING_CLASSID;
214: PETSC_EXTERN PetscClassId MAT_PARTITIONING_CLASSID;
215: PETSC_EXTERN PetscClassId MAT_COARSEN_CLASSID;
216: PETSC_EXTERN PetscClassId MAT_NULLSPACE_CLASSID;
217: PETSC_EXTERN PetscClassId MATMFFD_CLASSID;
219: /*E
220: MatReuse - Indicates if matrices obtained from a previous call to MatCreateSubMatrices(), MatCreateSubMatrix(), MatConvert() or several other functions
221: are to be reused to store the new matrix values.
223: $ MAT_INITIAL_MATRIX - create a new matrix
224: $ MAT_REUSE_MATRIX - reuse the matrix created with a previous call that used MAT_INITIAL_MATRIX
225: $ MAT_INPLACE_MATRIX - replace the first input matrix with the new matrix (not applicable to all functions)
226: $ MAT_IGNORE_MATRIX - do not create a new matrix or reuse a give matrix, just ignore that matrix argument (not applicable to all functions)
228: Level: beginner
230: Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
232: .seealso: MatCreateSubMatrices(), MatCreateSubMatrix(), MatDestroyMatrices(), MatConvert()
233: E*/
234: typedef enum {MAT_INITIAL_MATRIX,MAT_REUSE_MATRIX,MAT_IGNORE_MATRIX,MAT_INPLACE_MATRIX} MatReuse;
236: /*E
237: MatCreateSubMatrixOption - Indicates if matrices obtained from a call to MatCreateSubMatrices()
238: include the matrix values. Currently it is only used by MatGetSeqNonzerostructure().
240: Level: beginner
242: .seealso: MatGetSeqNonzerostructure()
243: E*/
244: typedef enum {MAT_DO_NOT_GET_VALUES,MAT_GET_VALUES} MatCreateSubMatrixOption;
246: PETSC_EXTERN PetscErrorCode MatInitializePackage(void);
248: PETSC_EXTERN PetscErrorCode MatCreate(MPI_Comm,Mat*);
249: PETSC_EXTERN PetscErrorCode MatSetSizes(Mat,PetscInt,PetscInt,PetscInt,PetscInt);
250: PETSC_EXTERN PetscErrorCode MatSetType(Mat,MatType);
251: PETSC_EXTERN PetscErrorCode MatGetVecType(Mat,VecType*);
252: PETSC_EXTERN PetscErrorCode MatSetVecType(Mat,VecType);
253: PETSC_EXTERN PetscErrorCode MatSetFromOptions(Mat);
254: PETSC_EXTERN PetscErrorCode MatViewFromOptions(Mat,PetscObject,const char[]);
255: PETSC_EXTERN PetscErrorCode MatRegister(const char[],PetscErrorCode(*)(Mat));
256: PETSC_EXTERN PetscErrorCode MatRegisterRootName(const char[],const char[],const char[]);
257: PETSC_EXTERN PetscErrorCode MatSetOptionsPrefix(Mat,const char[]);
258: PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefix(Mat,const char[]);
259: PETSC_EXTERN PetscErrorCode MatGetOptionsPrefix(Mat,const char*[]);
260: PETSC_EXTERN PetscErrorCode MatSetErrorIfFailure(Mat,PetscBool);
262: PETSC_EXTERN PetscFunctionList MatList;
263: PETSC_EXTERN PetscFunctionList MatColoringList;
264: PETSC_EXTERN PetscFunctionList MatPartitioningList;
266: /*E
267: MatStructure - Indicates if two matrices have the same nonzero structure
269: Level: beginner
271: Any additions/changes here MUST also be made in src/mat/f90-mod/petscmat.h
273: .seealso: MatCopy(), MatAXPY()
274: E*/
275: typedef enum {DIFFERENT_NONZERO_PATTERN,SUBSET_NONZERO_PATTERN,SAME_NONZERO_PATTERN,UNKNOWN_NONZERO_PATTERN} MatStructure;
276: PETSC_EXTERN const char *const MatStructures[];
278: #if defined PETSC_HAVE_MKL_SPARSE
279: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
280: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
281: PETSC_EXTERN PetscErrorCode MatCreateBAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
282: PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJMKL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
283: #endif
285: PETSC_EXTERN PetscErrorCode MatCreateSeqSELL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
286: PETSC_EXTERN PetscErrorCode MatCreateSELL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
287: PETSC_EXTERN PetscErrorCode MatSeqSELLSetPreallocation(Mat,PetscInt,const PetscInt[]);
288: PETSC_EXTERN PetscErrorCode MatMPISELLSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
290: PETSC_EXTERN PetscErrorCode MatCreateSeqDense(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*);
291: PETSC_EXTERN PetscErrorCode MatCreateDense(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*);
292: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
293: PETSC_EXTERN PetscErrorCode MatCreateAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
294: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat*);
295: PETSC_EXTERN PetscErrorCode MatUpdateMPIAIJWithArrays(Mat,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
296: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSplitArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],PetscInt[],PetscInt[],PetscScalar[],Mat*);
297: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSeqAIJ(MPI_Comm,Mat,Mat,const PetscInt[],Mat*);
299: PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
300: PETSC_EXTERN PetscErrorCode MatCreateBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
301: PETSC_EXTERN PetscErrorCode MatCreateMPIBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat*);
303: PETSC_EXTERN PetscErrorCode MatSetPreallocationCOO(Mat,PetscInt,const PetscInt[],const PetscInt[]);
304: PETSC_EXTERN PetscErrorCode MatSetValuesCOO(Mat,const PetscScalar[],InsertMode);
306: PETSC_EXTERN PetscErrorCode MatCreateMPIAdj(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscInt[],Mat*);
307: PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
309: PETSC_EXTERN PetscErrorCode MatCreateSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
310: PETSC_EXTERN PetscErrorCode MatCreateMPISBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *);
311: PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
312: PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
313: PETSC_EXTERN PetscErrorCode MatXAIJSetPreallocation(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscInt[],const PetscInt[]);
315: PETSC_EXTERN PetscErrorCode MatCreateShell(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,void *,Mat*);
316: PETSC_EXTERN PetscErrorCode MatCreateNormal(Mat,Mat*);
317: PETSC_EXTERN PetscErrorCode MatCreateNormalHermitian(Mat,Mat*);
318: PETSC_EXTERN PetscErrorCode MatCreateLRC(Mat,Mat,Vec,Mat,Mat*);
319: PETSC_EXTERN PetscErrorCode MatLRCGetMats(Mat,Mat*,Mat*,Vec*,Mat*);
320: PETSC_EXTERN PetscErrorCode MatCreateIS(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,ISLocalToGlobalMapping,ISLocalToGlobalMapping,Mat*);
321: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
322: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
324: PETSC_EXTERN PetscErrorCode MatCreateScatter(MPI_Comm,VecScatter,Mat*);
325: PETSC_EXTERN PetscErrorCode MatScatterSetVecScatter(Mat,VecScatter);
326: PETSC_EXTERN PetscErrorCode MatScatterGetVecScatter(Mat,VecScatter*);
327: PETSC_EXTERN PetscErrorCode MatCreateBlockMat(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,Mat*);
328: PETSC_EXTERN PetscErrorCode MatCompositeAddMat(Mat,Mat);
329: PETSC_EXTERN PetscErrorCode MatCompositeMerge(Mat);
330: typedef enum {MAT_COMPOSITE_MERGE_RIGHT,MAT_COMPOSITE_MERGE_LEFT} MatCompositeMergeType;
331: PETSC_EXTERN PetscErrorCode MatCompositeSetMergeType(Mat,MatCompositeMergeType);
332: PETSC_EXTERN PetscErrorCode MatCreateComposite(MPI_Comm,PetscInt,const Mat*,Mat*);
333: typedef enum {MAT_COMPOSITE_ADDITIVE,MAT_COMPOSITE_MULTIPLICATIVE} MatCompositeType;
334: PETSC_EXTERN PetscErrorCode MatCompositeSetType(Mat,MatCompositeType);
335: PETSC_EXTERN PetscErrorCode MatCompositeGetType(Mat,MatCompositeType*);
336: PETSC_EXTERN PetscErrorCode MatCompositeSetMatStructure(Mat,MatStructure);
337: PETSC_EXTERN PetscErrorCode MatCompositeGetMatStructure(Mat,MatStructure*);
338: PETSC_EXTERN PetscErrorCode MatCompositeGetNumberMat(Mat,PetscInt*);
339: PETSC_EXTERN PetscErrorCode MatCompositeGetMat(Mat,PetscInt,Mat*);
340: PETSC_EXTERN PetscErrorCode MatCompositeSetScalings(Mat,const PetscScalar*);
342: PETSC_EXTERN PetscErrorCode MatCreateFFT(MPI_Comm,PetscInt,const PetscInt[],MatType,Mat*);
343: PETSC_EXTERN PetscErrorCode MatCreateSeqCUFFT(MPI_Comm,PetscInt,const PetscInt[],Mat*);
345: PETSC_EXTERN PetscErrorCode MatCreateTranspose(Mat,Mat*);
346: PETSC_EXTERN PetscErrorCode MatTransposeGetMat(Mat,Mat*);
347: PETSC_EXTERN PetscErrorCode MatCreateHermitianTranspose(Mat,Mat*);
348: PETSC_EXTERN PetscErrorCode MatHermitianTransposeGetMat(Mat,Mat*);
349: PETSC_EXTERN PetscErrorCode MatCreateSubMatrixVirtual(Mat,IS,IS,Mat*);
350: PETSC_EXTERN PetscErrorCode MatSubMatrixVirtualUpdate(Mat,Mat,IS,IS);
351: PETSC_EXTERN PetscErrorCode MatCreateLocalRef(Mat,IS,IS,Mat*);
352: PETSC_EXTERN PetscErrorCode MatCreateConstantDiagonal(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar,Mat*);
354: #if defined(PETSC_HAVE_HYPRE)
355: PETSC_EXTERN PetscErrorCode MatHYPRESetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
356: #endif
358: PETSC_EXTERN PetscErrorCode MatPythonSetType(Mat,const char[]);
360: PETSC_EXTERN PetscErrorCode MatResetPreallocation(Mat);
361: PETSC_EXTERN PetscErrorCode MatSetUp(Mat);
362: PETSC_EXTERN PetscErrorCode MatDestroy(Mat*);
363: PETSC_EXTERN PetscErrorCode MatGetNonzeroState(Mat,PetscObjectState*);
365: PETSC_EXTERN PetscErrorCode MatConjugate(Mat);
366: PETSC_EXTERN PetscErrorCode MatRealPart(Mat);
367: PETSC_EXTERN PetscErrorCode MatImaginaryPart(Mat);
368: PETSC_EXTERN PetscErrorCode MatGetDiagonalBlock(Mat,Mat*);
369: PETSC_EXTERN PetscErrorCode MatGetTrace(Mat,PetscScalar*);
370: PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonal(Mat,const PetscScalar **);
371: PETSC_EXTERN PetscErrorCode MatInvertVariableBlockDiagonal(Mat,PetscInt,const PetscInt*,PetscScalar*);
372: PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonalMat(Mat,Mat);
374: /* ------------------------------------------------------------*/
375: PETSC_EXTERN PetscErrorCode MatSetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
376: PETSC_EXTERN PetscErrorCode MatSetValuesBlocked(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
377: PETSC_EXTERN PetscErrorCode MatSetValuesRow(Mat,PetscInt,const PetscScalar[]);
378: PETSC_EXTERN PetscErrorCode MatSetValuesRowLocal(Mat,PetscInt,const PetscScalar[]);
379: PETSC_EXTERN PetscErrorCode MatSetValuesBatch(Mat,PetscInt,PetscInt,PetscInt[],const PetscScalar[]);
380: PETSC_EXTERN PetscErrorCode MatSetRandom(Mat,PetscRandom);
382: /*S
383: MatStencil - Data structure (C struct) for storing information about a single row or
384: column of a matrix as indexed on an associated grid. These are arguments to MatSetStencil() and MatSetBlockStencil()
386: 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).
387: 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.
389: For stencil access to vectors see DMDAVecGetArray(), DMDAVecGetArrayF90().
391: Fortran usage is different, see MatSetValuesStencil() for details.
393: Level: beginner
395: .seealso: MatSetValuesStencil(), MatSetStencil(), MatSetValuesBlockedStencil(), DMDAVecGetArray(), DMDAVecGetArrayF90()
396: S*/
397: typedef struct {
398: PetscInt k,j,i,c;
399: } MatStencil;
401: PETSC_EXTERN PetscErrorCode MatSetValuesStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode);
402: PETSC_EXTERN PetscErrorCode MatSetValuesBlockedStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode);
403: PETSC_EXTERN PetscErrorCode MatSetStencil(Mat,PetscInt,const PetscInt[],const PetscInt[],PetscInt);
405: /*E
406: MatAssemblyType - Indicates if the matrix is now to be used, or if you plan
407: to continue to add or insert values to it
409: Level: beginner
411: .seealso: MatAssemblyBegin(), MatAssemblyEnd()
412: E*/
413: typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType;
414: PETSC_EXTERN PetscErrorCode MatAssemblyBegin(Mat,MatAssemblyType);
415: PETSC_EXTERN PetscErrorCode MatAssemblyEnd(Mat,MatAssemblyType);
416: PETSC_EXTERN PetscErrorCode MatAssembled(Mat,PetscBool *);
420: /*E
421: MatOption - Options that may be set for a matrix and its behavior or storage
423: Level: beginner
425: Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
426: Any additions/changes here must also be made in src/mat/interface/dlregismat.c in MatOptions[]
428: Developer Notes:
429: Entries that are negative need not be called collectively by all processes.
431: .seealso: MatSetOption()
432: E*/
433: typedef enum {MAT_OPTION_MIN = -3,
434: MAT_UNUSED_NONZERO_LOCATION_ERR = -2,
435: MAT_ROW_ORIENTED = -1,
436: MAT_SYMMETRIC = 1,
437: MAT_STRUCTURALLY_SYMMETRIC = 2,
438: MAT_FORCE_DIAGONAL_ENTRIES = 3,
439: MAT_IGNORE_OFF_PROC_ENTRIES = 4,
440: MAT_USE_HASH_TABLE = 5,
441: MAT_KEEP_NONZERO_PATTERN = 6,
442: MAT_IGNORE_ZERO_ENTRIES = 7,
443: MAT_USE_INODES = 8,
444: MAT_HERMITIAN = 9,
445: MAT_SYMMETRY_ETERNAL = 10,
446: MAT_NEW_NONZERO_LOCATION_ERR = 11,
447: MAT_IGNORE_LOWER_TRIANGULAR = 12,
448: MAT_ERROR_LOWER_TRIANGULAR = 13,
449: MAT_GETROW_UPPERTRIANGULAR = 14,
450: MAT_SPD = 15,
451: MAT_NO_OFF_PROC_ZERO_ROWS = 16,
452: MAT_NO_OFF_PROC_ENTRIES = 17,
453: MAT_NEW_NONZERO_LOCATIONS = 18,
454: MAT_NEW_NONZERO_ALLOCATION_ERR = 19,
455: MAT_SUBSET_OFF_PROC_ENTRIES = 20,
456: MAT_SUBMAT_SINGLEIS = 21,
457: MAT_STRUCTURE_ONLY = 22,
458: MAT_SORTED_FULL = 23,
459: MAT_FORM_EXPLICIT_TRANSPOSE = 24,
460: MAT_OPTION_MAX = 25} MatOption;
462: PETSC_EXTERN const char *const *MatOptions;
463: PETSC_EXTERN PetscErrorCode MatSetOption(Mat,MatOption,PetscBool);
464: PETSC_EXTERN PetscErrorCode MatGetOption(Mat,MatOption,PetscBool*);
465: PETSC_EXTERN PetscErrorCode MatPropagateSymmetryOptions(Mat,Mat);
466: PETSC_EXTERN PetscErrorCode MatGetType(Mat,MatType*);
468: PETSC_EXTERN PetscErrorCode MatGetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]);
469: PETSC_EXTERN PetscErrorCode MatGetRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
470: PETSC_EXTERN PetscErrorCode MatRestoreRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
471: PETSC_EXTERN PetscErrorCode MatGetRowUpperTriangular(Mat);
472: PETSC_EXTERN PetscErrorCode MatRestoreRowUpperTriangular(Mat);
473: PETSC_EXTERN PetscErrorCode MatGetColumnVector(Mat,Vec,PetscInt);
474: PETSC_EXTERN PetscErrorCode MatSeqAIJGetArray(Mat,PetscScalar *[]);
475: PETSC_EXTERN PetscErrorCode MatSeqAIJGetArrayRead(Mat,const PetscScalar *[]);
476: PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArray(Mat,PetscScalar *[]);
477: PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArrayRead(Mat,const PetscScalar *[]);
478: PETSC_EXTERN PetscErrorCode MatSeqAIJGetMaxRowNonzeros(Mat,PetscInt*);
479: PETSC_EXTERN PetscErrorCode MatSeqAIJSetValuesLocalFast(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
480: PETSC_EXTERN PetscErrorCode MatSeqAIJSetType(Mat,MatType);
481: PETSC_EXTERN PetscErrorCode MatSeqAIJRegister(const char[],PetscErrorCode (*)(Mat,MatType,MatReuse,Mat *));
482: PETSC_EXTERN PetscFunctionList MatSeqAIJList;
483: PETSC_EXTERN PetscErrorCode MatSeqBAIJGetArray(Mat,PetscScalar *[]);
484: PETSC_EXTERN PetscErrorCode MatSeqBAIJRestoreArray(Mat,PetscScalar *[]);
485: PETSC_EXTERN PetscErrorCode MatSeqSBAIJGetArray(Mat,PetscScalar *[]);
486: PETSC_EXTERN PetscErrorCode MatSeqSBAIJRestoreArray(Mat,PetscScalar *[]);
487: PETSC_EXTERN PetscErrorCode MatDenseGetArray(Mat,PetscScalar *[]);
488: PETSC_EXTERN PetscErrorCode MatDenseRestoreArray(Mat,PetscScalar *[]);
489: PETSC_EXTERN PetscErrorCode MatDensePlaceArray(Mat,const PetscScalar[]);
490: PETSC_EXTERN PetscErrorCode MatDenseReplaceArray(Mat,const PetscScalar[]);
491: PETSC_EXTERN PetscErrorCode MatDenseResetArray(Mat);
492: PETSC_EXTERN PetscErrorCode MatDenseGetArrayRead(Mat,const PetscScalar *[]);
493: PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayRead(Mat,const PetscScalar *[]);
494: PETSC_EXTERN PetscErrorCode MatDenseGetArrayWrite(Mat,PetscScalar *[]);
495: PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayWrite(Mat,PetscScalar *[]);
496: PETSC_EXTERN PetscErrorCode MatGetBlockSize(Mat,PetscInt *);
497: PETSC_EXTERN PetscErrorCode MatSetBlockSize(Mat,PetscInt);
498: PETSC_EXTERN PetscErrorCode MatGetBlockSizes(Mat,PetscInt *,PetscInt *);
499: PETSC_EXTERN PetscErrorCode MatSetBlockSizes(Mat,PetscInt,PetscInt);
500: PETSC_EXTERN PetscErrorCode MatSetBlockSizesFromMats(Mat,Mat,Mat);
501: PETSC_EXTERN PetscErrorCode MatSetVariableBlockSizes(Mat,PetscInt,PetscInt*);
502: PETSC_EXTERN PetscErrorCode MatGetVariableBlockSizes(Mat,PetscInt*,const PetscInt**);
504: PETSC_EXTERN PetscErrorCode MatDenseGetColumn(Mat,PetscInt,PetscScalar*[]);
505: PETSC_EXTERN PetscErrorCode MatDenseRestoreColumn(Mat,PetscScalar*[]);
506: PETSC_EXTERN PetscErrorCode MatDenseGetColumnVec(Mat,PetscInt,Vec*);
507: PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVec(Mat,PetscInt,Vec*);
508: PETSC_EXTERN PetscErrorCode MatDenseGetColumnVecRead(Mat,PetscInt,Vec*);
509: PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVecRead(Mat,PetscInt,Vec*);
510: PETSC_EXTERN PetscErrorCode MatDenseGetColumnVecWrite(Mat,PetscInt,Vec*);
511: PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVecWrite(Mat,PetscInt,Vec*);
512: PETSC_EXTERN PetscErrorCode MatDenseGetSubMatrix(Mat,PetscInt,PetscInt,Mat*);
513: PETSC_EXTERN PetscErrorCode MatDenseRestoreSubMatrix(Mat,Mat*);
515: PETSC_EXTERN PetscErrorCode MatMult(Mat,Vec,Vec);
516: PETSC_EXTERN PetscErrorCode MatMultDiagonalBlock(Mat,Vec,Vec);
517: PETSC_EXTERN PetscErrorCode MatMultAdd(Mat,Vec,Vec,Vec);
518: PETSC_EXTERN PetscErrorCode MatMultTranspose(Mat,Vec,Vec);
519: PETSC_EXTERN PetscErrorCode MatMultHermitianTranspose(Mat,Vec,Vec);
520: PETSC_EXTERN PetscErrorCode MatIsTranspose(Mat,Mat,PetscReal,PetscBool *);
521: PETSC_EXTERN PetscErrorCode MatIsHermitianTranspose(Mat,Mat,PetscReal,PetscBool *);
522: PETSC_EXTERN PetscErrorCode MatMultTransposeAdd(Mat,Vec,Vec,Vec);
523: PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAdd(Mat,Vec,Vec,Vec);
524: PETSC_EXTERN PetscErrorCode MatMultConstrained(Mat,Vec,Vec);
525: PETSC_EXTERN PetscErrorCode MatMultTransposeConstrained(Mat,Vec,Vec);
526: PETSC_EXTERN PetscErrorCode MatMatSolve(Mat,Mat,Mat);
527: PETSC_EXTERN PetscErrorCode MatMatSolveTranspose(Mat,Mat,Mat);
528: PETSC_EXTERN PetscErrorCode MatMatTransposeSolve(Mat,Mat,Mat);
529: PETSC_EXTERN PetscErrorCode MatResidual(Mat,Vec,Vec,Vec);
531: /*E
532: MatDuplicateOption - Indicates if a duplicated sparse matrix should have
533: its numerical values copied over or just its nonzero structure.
535: Level: beginner
537: Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
539: $ MAT_DO_NOT_COPY_VALUES - Create a matrix using the same nonzero pattern as the original matrix,
540: $ with zeros for the numerical values.
541: $ MAT_COPY_VALUES - Create a matrix with the same nonzero pattern as the original matrix
542: $ and with the same numerical values.
543: $ MAT_SHARE_NONZERO_PATTERN - Create a matrix that shares the nonzero structure with the previous matrix
544: $ and does not copy it, using zeros for the numerical values. The parent and
545: $ child matrices will share their index (i and j) arrays, and you cannot
546: $ insert new nonzero entries into either matrix.
548: Notes:
549: Many matrix types (including SeqAIJ) do not support the MAT_SHARE_NONZERO_PATTERN optimization; in
550: this case the behavior is as if MAT_DO_NOT_COPY_VALUES has been specified.
552: .seealso: MatDuplicate()
553: E*/
554: typedef enum {MAT_DO_NOT_COPY_VALUES,MAT_COPY_VALUES,MAT_SHARE_NONZERO_PATTERN} MatDuplicateOption;
556: PETSC_EXTERN PetscErrorCode MatConvert(Mat,MatType,MatReuse,Mat*);
557: PETSC_EXTERN PetscErrorCode MatDuplicate(Mat,MatDuplicateOption,Mat*);
560: PETSC_EXTERN PetscErrorCode MatCopy(Mat,Mat,MatStructure);
561: PETSC_EXTERN PetscErrorCode MatView(Mat,PetscViewer);
562: PETSC_EXTERN PetscErrorCode MatIsSymmetric(Mat,PetscReal,PetscBool *);
563: PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetric(Mat,PetscBool *);
564: PETSC_EXTERN PetscErrorCode MatIsHermitian(Mat,PetscReal,PetscBool *);
565: PETSC_EXTERN PetscErrorCode MatIsSymmetricKnown(Mat,PetscBool *,PetscBool *);
566: PETSC_EXTERN PetscErrorCode MatIsHermitianKnown(Mat,PetscBool *,PetscBool *);
567: PETSC_EXTERN PetscErrorCode MatMissingDiagonal(Mat,PetscBool *,PetscInt *);
568: PETSC_EXTERN PetscErrorCode MatLoad(Mat, PetscViewer);
570: PETSC_EXTERN PetscErrorCode MatGetRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *);
571: PETSC_EXTERN PetscErrorCode MatRestoreRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *);
572: PETSC_EXTERN PetscErrorCode MatGetColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *);
573: PETSC_EXTERN PetscErrorCode MatRestoreColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *);
575: /*S
576: MatInfo - Context of matrix information, used with MatGetInfo()
578: In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE
580: Level: intermediate
582: .seealso: MatGetInfo(), MatInfoType
583: S*/
584: typedef struct {
585: PetscLogDouble block_size; /* block size */
586: PetscLogDouble nz_allocated,nz_used,nz_unneeded; /* number of nonzeros */
587: PetscLogDouble memory; /* memory allocated */
588: PetscLogDouble assemblies; /* number of matrix assemblies called */
589: PetscLogDouble mallocs; /* number of mallocs during MatSetValues() */
590: PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */
591: PetscLogDouble factor_mallocs; /* number of mallocs during factorization */
592: } MatInfo;
594: /*E
595: MatInfoType - Indicates if you want information about the local part of the matrix,
596: the entire parallel matrix or the maximum over all the local parts.
598: Level: beginner
600: Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
602: .seealso: MatGetInfo(), MatInfo
603: E*/
604: typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType;
605: PETSC_EXTERN PetscErrorCode MatGetInfo(Mat,MatInfoType,MatInfo*);
606: PETSC_EXTERN PetscErrorCode MatGetDiagonal(Mat,Vec);
607: PETSC_EXTERN PetscErrorCode MatGetRowMax(Mat,Vec,PetscInt[]);
608: PETSC_EXTERN PetscErrorCode MatGetRowMin(Mat,Vec,PetscInt[]);
609: PETSC_EXTERN PetscErrorCode MatGetRowMaxAbs(Mat,Vec,PetscInt[]);
610: PETSC_EXTERN PetscErrorCode MatGetRowMinAbs(Mat,Vec,PetscInt[]);
611: PETSC_EXTERN PetscErrorCode MatGetRowSum(Mat,Vec);
612: PETSC_EXTERN PetscErrorCode MatTranspose(Mat,MatReuse,Mat*);
613: PETSC_EXTERN PetscErrorCode MatHermitianTranspose(Mat,MatReuse,Mat*);
614: PETSC_EXTERN PetscErrorCode MatPermute(Mat,IS,IS,Mat*);
615: PETSC_EXTERN PetscErrorCode MatDiagonalScale(Mat,Vec,Vec);
616: PETSC_EXTERN PetscErrorCode MatDiagonalSet(Mat,Vec,InsertMode);
618: PETSC_EXTERN PetscErrorCode MatEqual(Mat,Mat,PetscBool*);
619: PETSC_EXTERN PetscErrorCode MatMultEqual(Mat,Mat,PetscInt,PetscBool*);
620: PETSC_EXTERN PetscErrorCode MatMultAddEqual(Mat,Mat,PetscInt,PetscBool*);
621: PETSC_EXTERN PetscErrorCode MatMultTransposeEqual(Mat,Mat,PetscInt,PetscBool*);
622: PETSC_EXTERN PetscErrorCode MatMultTransposeAddEqual(Mat,Mat,PetscInt,PetscBool*);
623: PETSC_EXTERN PetscErrorCode MatMatMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*);
624: PETSC_EXTERN PetscErrorCode MatTransposeMatMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*);
625: PETSC_EXTERN PetscErrorCode MatMatTransposeMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*);
626: PETSC_EXTERN PetscErrorCode MatPtAPMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*);
627: PETSC_EXTERN PetscErrorCode MatRARtMultEqual(Mat,Mat,Mat,PetscInt,PetscBool*);
628: PETSC_EXTERN PetscErrorCode MatIsLinear(Mat,PetscInt,PetscBool*);
630: PETSC_EXTERN PetscErrorCode MatNorm(Mat,NormType,PetscReal*);
631: PETSC_EXTERN PetscErrorCode MatGetColumnNorms(Mat,NormType,PetscReal*);
632: PETSC_EXTERN PetscErrorCode MatZeroEntries(Mat);
633: PETSC_EXTERN PetscErrorCode MatSetInf(Mat);
634: PETSC_EXTERN PetscErrorCode MatZeroRows(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec);
635: PETSC_EXTERN PetscErrorCode MatZeroRowsIS(Mat,IS,PetscScalar,Vec,Vec);
636: PETSC_EXTERN PetscErrorCode MatZeroRowsStencil(Mat,PetscInt,const MatStencil [],PetscScalar,Vec,Vec);
637: PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsStencil(Mat,PetscInt,const MatStencil[],PetscScalar,Vec,Vec);
638: PETSC_EXTERN PetscErrorCode MatZeroRowsColumns(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec);
639: PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsIS(Mat,IS,PetscScalar,Vec,Vec);
641: PETSC_EXTERN PetscErrorCode MatGetSize(Mat,PetscInt*,PetscInt*);
642: PETSC_EXTERN PetscErrorCode MatGetLocalSize(Mat,PetscInt*,PetscInt*);
643: PETSC_EXTERN PetscErrorCode MatGetOwnershipRange(Mat,PetscInt*,PetscInt*);
644: PETSC_EXTERN PetscErrorCode MatGetOwnershipRanges(Mat,const PetscInt**);
645: PETSC_EXTERN PetscErrorCode MatGetOwnershipRangeColumn(Mat,PetscInt*,PetscInt*);
646: PETSC_EXTERN PetscErrorCode MatGetOwnershipRangesColumn(Mat,const PetscInt**);
647: PETSC_EXTERN PetscErrorCode MatGetOwnershipIS(Mat,IS*,IS*);
649: PETSC_EXTERN PetscErrorCode MatCreateSubMatrices(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]);
650: 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);}
651: PETSC_EXTERN PetscErrorCode MatCreateSubMatricesMPI(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]);
652: 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);}
653: PETSC_EXTERN PetscErrorCode MatDestroyMatrices(PetscInt,Mat *[]);
654: PETSC_EXTERN PetscErrorCode MatDestroySubMatrices(PetscInt,Mat *[]);
655: PETSC_EXTERN PetscErrorCode MatCreateSubMatrix(Mat,IS,IS,MatReuse,Mat *);
656: 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);}
657: PETSC_EXTERN PetscErrorCode MatGetLocalSubMatrix(Mat,IS,IS,Mat*);
658: PETSC_EXTERN PetscErrorCode MatRestoreLocalSubMatrix(Mat,IS,IS,Mat*);
659: PETSC_EXTERN PetscErrorCode MatGetSeqNonzeroStructure(Mat,Mat*);
660: PETSC_EXTERN PetscErrorCode MatDestroySeqNonzeroStructure(Mat*);
662: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJ(MPI_Comm,Mat,PetscInt,PetscInt,MatReuse,Mat*);
663: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,PetscInt,Mat*);
664: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJNumeric(Mat,Mat);
665: PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMat(Mat,MatReuse,Mat*);
666: PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatCondensed(Mat,MatReuse,IS*,IS*,Mat*);
667: PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatMerge(Mat,MatReuse,IS*,Mat*);
668: PETSC_EXTERN PetscErrorCode MatGetBrowsOfAcols(Mat,Mat,MatReuse,IS*,IS*,Mat*);
669: PETSC_EXTERN PetscErrorCode MatGetGhosts(Mat, PetscInt *,const PetscInt *[]);
671: PETSC_EXTERN PetscErrorCode MatIncreaseOverlap(Mat,PetscInt,IS[],PetscInt);
672: PETSC_EXTERN PetscErrorCode MatIncreaseOverlapSplit(Mat mat,PetscInt n,IS is[],PetscInt ov);
673: PETSC_EXTERN PetscErrorCode MatMPIAIJSetUseScalableIncreaseOverlap(Mat,PetscBool);
675: PETSC_EXTERN PetscErrorCode MatMatMult(Mat,Mat,MatReuse,PetscReal,Mat*);
677: PETSC_EXTERN PetscErrorCode MatMatMatMult(Mat,Mat,Mat,MatReuse,PetscReal,Mat*);
678: PETSC_EXTERN PetscErrorCode MatGalerkin(Mat,Mat,Mat,MatReuse,PetscReal,Mat*);
680: PETSC_EXTERN PetscErrorCode MatPtAP(Mat,Mat,MatReuse,PetscReal,Mat*);
681: PETSC_EXTERN PetscErrorCode MatRARt(Mat,Mat,MatReuse,PetscReal,Mat*);
683: PETSC_EXTERN PetscErrorCode MatTransposeMatMult(Mat,Mat,MatReuse,PetscReal,Mat*);
684: PETSC_EXTERN PetscErrorCode MatMatTransposeMult(Mat,Mat,MatReuse,PetscReal,Mat*);
686: PETSC_EXTERN PetscErrorCode MatAXPY(Mat,PetscScalar,Mat,MatStructure);
687: PETSC_EXTERN PetscErrorCode MatAYPX(Mat,PetscScalar,Mat,MatStructure);
689: PETSC_EXTERN PetscErrorCode MatScale(Mat,PetscScalar);
690: PETSC_EXTERN PetscErrorCode MatShift(Mat,PetscScalar);
692: PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping,ISLocalToGlobalMapping);
693: PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping*,ISLocalToGlobalMapping*);
694: PETSC_EXTERN PetscErrorCode MatGetLayouts(Mat,PetscLayout*,PetscLayout*);
695: PETSC_EXTERN PetscErrorCode MatSetLayouts(Mat,PetscLayout,PetscLayout);
696: PETSC_EXTERN PetscErrorCode MatZeroRowsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec);
697: PETSC_EXTERN PetscErrorCode MatZeroRowsLocalIS(Mat,IS,PetscScalar,Vec,Vec);
698: PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec);
699: PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocalIS(Mat,IS,PetscScalar,Vec,Vec);
700: PETSC_EXTERN PetscErrorCode MatGetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]);
701: PETSC_EXTERN PetscErrorCode MatSetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
702: PETSC_EXTERN PetscErrorCode MatSetValuesBlockedLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
704: PETSC_EXTERN PetscErrorCode MatStashSetInitialSize(Mat,PetscInt,PetscInt);
705: PETSC_EXTERN PetscErrorCode MatStashGetInfo(Mat,PetscInt*,PetscInt*,PetscInt*,PetscInt*);
707: PETSC_EXTERN PetscErrorCode MatInterpolate(Mat,Vec,Vec);
708: PETSC_EXTERN PetscErrorCode MatInterpolateAdd(Mat,Vec,Vec,Vec);
709: PETSC_EXTERN PetscErrorCode MatRestrict(Mat,Vec,Vec);
710: PETSC_EXTERN PetscErrorCode MatMatInterpolate(Mat,Mat,Mat*);
711: PETSC_EXTERN PetscErrorCode MatMatInterpolateAdd(Mat,Mat,Mat,Mat*);
712: PETSC_EXTERN PetscErrorCode MatMatRestrict(Mat,Mat,Mat*);
713: PETSC_EXTERN PetscErrorCode MatCreateVecs(Mat,Vec*,Vec*);
714: 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);}
715: PETSC_EXTERN PetscErrorCode MatCreateRedundantMatrix(Mat,PetscInt,MPI_Comm,MatReuse,Mat*);
716: PETSC_EXTERN PetscErrorCode MatGetMultiProcBlock(Mat,MPI_Comm,MatReuse,Mat*);
717: PETSC_EXTERN PetscErrorCode MatFindZeroDiagonals(Mat,IS*);
718: PETSC_EXTERN PetscErrorCode MatFindOffBlockDiagonalEntries(Mat,IS*);
719: PETSC_EXTERN PetscErrorCode MatCreateMPIMatConcatenateSeqMat(MPI_Comm,Mat,PetscInt,MatReuse,Mat*);
721: /*MC
722: MatSetValue - Set a single entry into a matrix.
724: Not collective
726: Synopsis:
727: #include <petscmat.h>
728: PetscErrorCode MatSetValue(Mat m,PetscInt row,PetscInt col,PetscScalar value,InsertMode mode)
730: Input Parameters:
731: + m - the matrix
732: . row - the row location of the entry
733: . col - the column location of the entry
734: . value - the value to insert
735: - mode - either INSERT_VALUES or ADD_VALUES
737: Notes:
738: For efficiency one should use MatSetValues() and set several or many
739: values simultaneously if possible.
741: Level: beginner
743: .seealso: MatSetValues(), MatSetValueLocal()
744: M*/
745: PETSC_STATIC_INLINE PetscErrorCode MatSetValue(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValues(v,1,&i,1,&j,&va,mode);}
747: PETSC_STATIC_INLINE PetscErrorCode MatGetValue(Mat v,PetscInt i,PetscInt j,PetscScalar *va) {return MatGetValues(v,1,&i,1,&j,va);}
749: PETSC_STATIC_INLINE PetscErrorCode MatSetValueLocal(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValuesLocal(v,1,&i,1,&j,&va,mode);}
751: /*MC
752: MatPreallocateInitialize - Begins the block of code that will count the number of nonzeros per
753: row in a matrix providing the data that one can use to correctly preallocate the matrix.
755: Synopsis:
756: #include <petscmat.h>
757: PetscErrorCode MatPreallocateInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz)
759: Collective
761: Input Parameters:
762: + comm - the communicator that will share the eventually allocated matrix
763: . nrows - the number of LOCAL rows in the matrix
764: - ncols - the number of LOCAL columns in the matrix
766: Output Parameters:
767: + dnz - the array that will be passed to the matrix preallocation routines
768: - onz - the other array passed to the matrix preallocation routines
770: Level: intermediate
772: Notes:
773: See Users-Manual: ch_performance for more details.
775: Do not malloc or free dnz and onz, that is handled internally by these routines
777: This is a MACRO not a function because it has a leading { that is closed by PetscPreallocateFinalize().
779: .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(),
780: MatPreallocateSymmetricSetLocalBlock()
781: M*/
782: #define MatPreallocateInitialize(comm,nrows,ncols,dnz,onz) 0; \
783: do { \
784: PetscErrorCode _4_ierr; PetscInt __nrows = (nrows),__ncols = (ncols),__rstart,__start,__end; \
785: _4_PetscCalloc2((size_t)__nrows,&dnz,(size_t)__nrows,&onz);CHKERRQ(_4_ierr); \
786: __start = 0; __end = __start; \
787: _4_MPI_Scan(&__ncols,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRMPI(_4_ierr); __start = __end - __ncols;\
788: _4_MPI_Scan(&__nrows,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRMPI(_4_ierr); __rstart = __rstart - __nrows; \
789: do { } while (0)
791: /*MC
792: MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be
793: inserted using a local number of the rows and columns
795: Synopsis:
796: #include <petscmat.h>
797: PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
799: Not Collective
801: Input Parameters:
802: + map - the row mapping from local numbering to global numbering
803: . nrows - the number of rows indicated
804: . rows - the indices of the rows
805: . cmap - the column mapping from local to global numbering
806: . ncols - the number of columns in the matrix
807: . cols - the columns indicated
808: . dnz - the array that will be passed to the matrix preallocation routines
809: - onz - the other array passed to the matrix preallocation routines
811: Level: intermediate
813: Notes:
814: See Users-Manual: ch_performance for more details.
816: Do not malloc or free dnz and onz, that is handled internally by these routines
818: .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock()
819: MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocalRemoveDups()
820: M*/
821: #define MatPreallocateSetLocal(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \
822: do {\
823: PetscInt __l;\
824: _4_ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\
825: _4_ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\
826: for (__l=0;__l<nrows;__l++) {\
827: _4_MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
828: }\
829: } while (0)
831: /*MC
832: MatPreallocateSetLocalRemoveDups - Indicates the locations (rows and columns) in the matrix where nonzeros will be
833: inserted using a local number of the rows and columns. This version removes any duplicate columns in cols
835: Synopsis:
836: #include <petscmat.h>
837: PetscErrorCode MatPreallocateSetLocalRemoveDups(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
839: Not Collective
841: Input Parameters:
842: + map - the row mapping from local numbering to global numbering
843: . nrows - the number of rows indicated
844: . rows - the indices of the rows (these values are mapped to the global values)
845: . cmap - the column mapping from local to global numbering
846: . ncols - the number of columns in the matrix (this value will be changed if duplicate columns are found)
847: . cols - the columns indicated (these values are mapped to the global values, they are then sorted and duplicates removed)
848: . dnz - the array that will be passed to the matrix preallocation routines
849: - onz - the other array passed to the matrix preallocation routines
851: Level: intermediate
853: Notes:
854: See Users-Manual: ch_performance for more details.
856: Do not malloc or free dnz and onz, that is handled internally by these routines
858: .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock()
859: MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocal()
860: M*/
861: #define MatPreallocateSetLocalRemoveDups(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \
862: do {\
863: PetscInt __l;\
864: _4_ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\
865: _4_ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\
866: _4_PetscSortRemoveDupsInt(&ncols,cols);CHKERRQ(_4_ierr);\
867: for (__l=0;__l<nrows;__l++) {\
868: _4_MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
869: }\
870: } while (0)
872: /*MC
873: MatPreallocateSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be
874: inserted using a local number of the rows and columns
876: Synopsis:
877: #include <petscmat.h>
878: PetscErrorCode MatPreallocateSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
880: Not Collective
882: Input Parameters:
883: + map - the row mapping from local numbering to global numbering
884: . nrows - the number of rows indicated
885: . rows - the indices of the rows
886: . cmap - the column mapping from local to global numbering
887: . ncols - the number of columns in the matrix
888: . cols - the columns indicated
889: . dnz - the array that will be passed to the matrix preallocation routines
890: - onz - the other array passed to the matrix preallocation routines
892: Level: intermediate
894: Notes:
895: See Users-Manual: ch_performance for more details.
897: Do not malloc or free dnz and onz, that is handled internally by these routines
899: .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock()
900: MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock()
901: M*/
902: #define MatPreallocateSetLocalBlock(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \
903: do {\
904: PetscInt __l;\
905: _4_ISLocalToGlobalMappingApplyBlock(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\
906: _4_ISLocalToGlobalMappingApplyBlock(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\
907: for (__l=0;__l<nrows;__l++) {\
908: _4_MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
909: }\
910: } while (0)
912: /*MC
913: MatPreallocateSymmetricSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be
914: inserted using a local number of the rows and columns
916: Synopsis:
917: #include <petscmat.h>
918: PetscErrorCode MatPreallocateSymmetricSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
920: Not Collective
922: Input Parameters:
923: + map - the mapping between local numbering and global numbering
924: . nrows - the number of rows indicated
925: . rows - the indices of the rows
926: . ncols - the number of columns in the matrix
927: . cols - the columns indicated
928: . dnz - the array that will be passed to the matrix preallocation routines
929: - onz - the other array passed to the matrix preallocation routines
931: Level: intermediate
933: Notes:
934: See Users-Manual: ch_performance for more details.
936: Do not malloc or free dnz and onz that is handled internally by these routines
938: .seealso: MatPreallocateFinalize(), MatPreallocateSet()
939: MatPreallocateInitialize(), MatPreallocateSetLocal()
940: M*/
941: #define MatPreallocateSymmetricSetLocalBlock(map,nrows,rows,ncols,cols,dnz,onz) 0;\
942: do {\
943: PetscInt __l;\
944: _4_ISLocalToGlobalMappingApplyBlock(map,nrows,rows,rows);CHKERRQ(_4_ierr);\
945: _4_ISLocalToGlobalMappingApplyBlock(map,ncols,cols,cols);CHKERRQ(_4_ierr);\
946: for (__l=0;__l<nrows;__l++) {\
947: _4_MatPreallocateSymmetricSetBlock((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
948: }\
949: } while (0)
951: /*MC
952: MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be
953: inserted using a local number of the rows and columns
955: Synopsis:
956: #include <petscmat.h>
957: PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
959: Not Collective
961: Input Parameters:
962: + row - the row
963: . ncols - the number of columns in the matrix
964: - cols - the columns indicated
966: Output Parameters:
967: + dnz - the array that will be passed to the matrix preallocation routines
968: - onz - the other array passed to the matrix preallocation routines
970: Level: intermediate
972: Notes:
973: See Users-Manual: ch_performance for more details.
975: Do not malloc or free dnz and onz that is handled internally by these routines
977: This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize().
979: .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock()
980: MatPreallocateInitialize(), MatPreallocateSetLocal()
981: M*/
982: #define MatPreallocateSet(row,nc,cols,dnz,onz) 0;\
983: do { PetscInt __i; \
984: 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);\
985: 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);\
986: for (__i=0; __i<nc; __i++) {\
987: if ((cols)[__i] < __start || (cols)[__i] >= __end) onz[row - __rstart]++; \
988: else if (dnz[row - __rstart] < __ncols) dnz[row - __rstart]++;\
989: }\
990: } while (0)
992: /*MC
993: MatPreallocateSymmetricSetBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be
994: inserted using a local number of the rows and columns
996: Synopsis:
997: #include <petscmat.h>
998: PetscErrorCode MatPreallocateSymmetricSetBlock(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
1000: Not Collective
1002: Input Parameters:
1003: + nrows - the number of rows indicated
1004: . rows - the indices of the rows
1005: . ncols - the number of columns in the matrix
1006: . cols - the columns indicated
1007: . dnz - the array that will be passed to the matrix preallocation routines
1008: - onz - the other array passed to the matrix preallocation routines
1010: Level: intermediate
1012: Notes:
1013: See Users-Manual: ch_performance for more details.
1015: Do not malloc or free dnz and onz that is handled internally by these routines
1017: This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize().
1019: .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateInitialize(),
1020: MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocal()
1021: M*/
1022: #define MatPreallocateSymmetricSetBlock(row,nc,cols,dnz,onz) 0;\
1023: do { PetscInt __i; \
1024: for (__i=0; __i<nc; __i++) {\
1025: if (cols[__i] >= __end) onz[row - __rstart]++; \
1026: else if (cols[__i] >= row && dnz[row - __rstart] < __ncols) dnz[row - __rstart]++;\
1027: }\
1028: } while (0)
1030: /*MC
1031: MatPreallocateLocation - An alternative to MatPreallocateSet() that puts the nonzero locations into the matrix if it exists
1033: Synopsis:
1034: #include <petscmat.h>
1035: PetscErrorCode MatPreallocateLocations(Mat A,PetscInt row,PetscInt ncols,PetscInt *cols,PetscInt *dnz,PetscInt *onz)
1037: Not Collective
1039: Input Parameters:
1040: + A - matrix
1041: . row - row where values exist (must be local to this process)
1042: . ncols - number of columns
1043: . cols - columns with nonzeros
1044: . dnz - the array that will be passed to the matrix preallocation routines
1045: - onz - the other array passed to the matrix preallocation routines
1047: Level: intermediate
1049: Notes:
1050: See Users-Manual: ch_performance for more details.
1052: Do not malloc or free dnz and onz that is handled internally by these routines
1054: This is a MACRO not a function because it uses a bunch of variables private to the MatPreallocation.... routines.
1056: .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(),
1057: MatPreallocateSymmetricSetLocalBlock()
1058: M*/
1059: #define MatPreallocateLocation(A,row,ncols,cols,dnz,onz) 0; do {if (A) {MatSetValues(A,1,&row,ncols,cols,NULL,INSERT_VALUES);} else { MatPreallocateSet(row,ncols,cols,dnz,onz);}} while (0)
1062: /*MC
1063: MatPreallocateFinalize - Ends the block of code that will count the number of nonzeros per
1064: row in a matrix providing the data that one can use to correctly preallocate the matrix.
1066: Synopsis:
1067: #include <petscmat.h>
1068: PetscErrorCode MatPreallocateFinalize(PetscInt *dnz, PetscInt *onz)
1070: Collective
1072: Input Parameters:
1073: + dnz - the array that was be passed to the matrix preallocation routines
1074: - onz - the other array passed to the matrix preallocation routines
1076: Level: intermediate
1078: Notes:
1079: See Users-Manual: ch_performance for more details.
1081: Do not malloc or free dnz and onz that is handled internally by these routines
1083: This is a MACRO not a function because it closes the { started in MatPreallocateInitialize().
1085: .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(),
1086: MatPreallocateSymmetricSetLocalBlock()
1087: M*/
1088: #define MatPreallocateFinalize(dnz,onz) 0;_4_PetscFree2(dnz,onz);CHKERRQ(_4_ierr);} while (0)
1090: /* Routines unique to particular data structures */
1091: PETSC_EXTERN PetscErrorCode MatShellGetContext(Mat,void *);
1093: PETSC_EXTERN PetscErrorCode MatInodeAdjustForInodes(Mat,IS*,IS*);
1094: PETSC_EXTERN PetscErrorCode MatInodeGetInodeSizes(Mat,PetscInt *,PetscInt *[],PetscInt *);
1096: PETSC_EXTERN PetscErrorCode MatSeqAIJSetColumnIndices(Mat,PetscInt[]);
1097: PETSC_EXTERN PetscErrorCode MatSeqBAIJSetColumnIndices(Mat,PetscInt[]);
1098: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
1099: PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
1100: PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
1101: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJFromTriple(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*,PetscInt,PetscBool);
1103: #define MAT_SKIP_ALLOCATION -4
1105: PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]);
1106: PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]);
1107: PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocation(Mat,PetscInt,const PetscInt[]);
1108: PETSC_EXTERN PetscErrorCode MatSeqAIJSetTotalPreallocation(Mat,PetscInt);
1110: PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
1111: PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
1112: PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
1113: PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocationCSR(Mat,const PetscInt [],const PetscInt [],const PetscScalar []);
1114: PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
1115: PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocationCSR(Mat,const PetscInt[],const PetscInt[],const PetscScalar[]);
1116: PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
1117: PETSC_EXTERN PetscErrorCode MatMPIAdjSetPreallocation(Mat,PetscInt[],PetscInt[],PetscInt[]);
1118: PETSC_EXTERN PetscErrorCode MatMPIAdjToSeq(Mat,Mat*);
1119: PETSC_EXTERN PetscErrorCode MatMPIDenseSetPreallocation(Mat,PetscScalar[]);
1120: PETSC_EXTERN PetscErrorCode MatSeqDenseSetPreallocation(Mat,PetscScalar[]);
1121: PETSC_EXTERN PetscErrorCode MatMPIAIJGetSeqAIJ(Mat,Mat*,Mat*,const PetscInt*[]);
1122: PETSC_EXTERN PetscErrorCode MatMPIBAIJGetSeqBAIJ(Mat,Mat*,Mat*,const PetscInt*[]);
1123: PETSC_EXTERN PetscErrorCode MatMPIAdjCreateNonemptySubcommMat(Mat,Mat*);
1125: PETSC_EXTERN PetscErrorCode MatDenseGetLDA(Mat,PetscInt*);
1126: PETSC_EXTERN PetscErrorCode MatDenseSetLDA(Mat,PetscInt);
1127: PETSC_DEPRECATED_FUNCTION("Use MatDenseSetLDA() (since version 3.14)") PETSC_STATIC_INLINE PetscErrorCode MatSeqDenseSetLDA(Mat A,PetscInt lda) {return MatDenseSetLDA(A,lda);}
1128: PETSC_EXTERN PetscErrorCode MatDenseGetLocalMatrix(Mat,Mat*);
1130: PETSC_EXTERN PetscErrorCode MatBlockMatSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]);
1132: PETSC_EXTERN PetscErrorCode MatStoreValues(Mat);
1133: PETSC_EXTERN PetscErrorCode MatRetrieveValues(Mat);
1135: PETSC_EXTERN PetscErrorCode MatFindNonzeroRows(Mat,IS*);
1136: PETSC_EXTERN PetscErrorCode MatFindZeroRows(Mat,IS*);
1137: /*
1138: These routines are not usually accessed directly, rather solving is
1139: done through the KSP and PC interfaces.
1140: */
1142: /*J
1143: MatOrderingType - String with the name of a PETSc matrix ordering
1145: Level: beginner
1147: Notes:
1148: If MATORDERINGEXTERNAL is used then PETSc does not compute an ordering and utilizes one built into the factorization package
1150: .seealso: MatGetOrdering()
1151: J*/
1152: typedef const char* MatOrderingType;
1153: #define MATORDERINGNATURAL "natural"
1154: #define MATORDERINGND "nd"
1155: #define MATORDERING1WD "1wd"
1156: #define MATORDERINGRCM "rcm"
1157: #define MATORDERINGQMD "qmd"
1158: #define MATORDERINGROWLENGTH "rowlength"
1159: #define MATORDERINGWBM "wbm"
1160: #define MATORDERINGSPECTRAL "spectral"
1161: #define MATORDERINGAMD "amd" /* only works if UMFPACK is installed with PETSc */
1162: #define MATORDERINGNATURAL_OR_ND "natural_or_nd" /* special coase used for Cholesky and ICC, allows ND when AIJ matrix is used but Natural when SBAIJ is used */
1163: #define MATORDERINGEXTERNAL "external" /* uses an ordering type internal to the factorization package */
1165: PETSC_EXTERN PetscErrorCode MatGetOrdering(Mat,MatOrderingType,IS*,IS*);
1166: PETSC_EXTERN PetscErrorCode MatGetOrderingList(PetscFunctionList*);
1167: PETSC_EXTERN PetscErrorCode MatOrderingRegister(const char[],PetscErrorCode(*)(Mat,MatOrderingType,IS*,IS*));
1168: PETSC_EXTERN PetscFunctionList MatOrderingList;
1170: PETSC_EXTERN PetscErrorCode MatReorderForNonzeroDiagonal(Mat,PetscReal,IS,IS);
1171: PETSC_EXTERN PetscErrorCode MatCreateLaplacian(Mat,PetscReal,PetscBool,Mat*);
1173: /*S
1174: MatFactorShiftType - Numeric Shift for factorizations
1176: Level: beginner
1178: .seealso: MatGetFactor()
1179: S*/
1180: typedef enum {MAT_SHIFT_NONE,MAT_SHIFT_NONZERO,MAT_SHIFT_POSITIVE_DEFINITE,MAT_SHIFT_INBLOCKS} MatFactorShiftType;
1181: PETSC_EXTERN const char *const MatFactorShiftTypes[];
1182: PETSC_EXTERN const char *const MatFactorShiftTypesDetail[];
1184: /*S
1185: MatFactorError - indicates what type of error was generated in a matrix factorization
1187: Level: beginner
1189: Developer Notes:
1190: Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
1192: .seealso: MatGetFactor()
1193: S*/
1194: typedef enum {MAT_FACTOR_NOERROR,MAT_FACTOR_STRUCT_ZEROPIVOT,MAT_FACTOR_NUMERIC_ZEROPIVOT,MAT_FACTOR_OUTMEMORY,MAT_FACTOR_OTHER} MatFactorError;
1196: PETSC_EXTERN PetscErrorCode MatFactorGetError(Mat,MatFactorError*);
1197: PETSC_EXTERN PetscErrorCode MatFactorClearError(Mat);
1198: PETSC_EXTERN PetscErrorCode MatFactorGetErrorZeroPivot(Mat,PetscReal*,PetscInt*);
1200: /*S
1201: MatFactorInfo - Data passed into the matrix factorization routines, and information about the resulting factorization
1203: In Fortran these are simply double precision arrays of size MAT_FACTORINFO_SIZE, that is use
1204: $ MatFactorInfo info(MAT_FACTORINFO_SIZE)
1206: Notes:
1207: These are not usually directly used by users, instead use PC type of LU, ILU, CHOLESKY or ICC.
1209: You can use MatFactorInfoInitialize() to set default values.
1211: Level: developer
1213: .seealso: MatLUFactorSymbolic(), MatILUFactorSymbolic(), MatCholeskyFactorSymbolic(), MatICCFactorSymbolic(), MatICCFactor(),
1214: MatFactorInfoInitialize()
1216: S*/
1217: typedef struct {
1218: PetscReal diagonal_fill; /* force diagonal to fill in if initially not filled */
1219: PetscReal usedt;
1220: PetscReal dt; /* drop tolerance */
1221: PetscReal dtcol; /* tolerance for pivoting */
1222: PetscReal dtcount; /* maximum nonzeros to be allowed per row */
1223: PetscReal fill; /* expected fill, nonzeros in factored matrix/nonzeros in original matrix */
1224: PetscReal levels; /* ICC/ILU(levels) */
1225: PetscReal pivotinblocks; /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0
1226: factorization may be faster if do not pivot */
1227: PetscReal zeropivot; /* pivot is called zero if less than this */
1228: PetscReal shifttype; /* type of shift added to matrix factor to prevent zero pivots */
1229: PetscReal shiftamount; /* how large the shift is */
1230: } MatFactorInfo;
1232: PETSC_EXTERN PetscErrorCode MatFactorInfoInitialize(MatFactorInfo*);
1233: PETSC_EXTERN PetscErrorCode MatCholeskyFactor(Mat,IS,const MatFactorInfo*);
1234: PETSC_EXTERN PetscErrorCode MatCholeskyFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*);
1235: PETSC_EXTERN PetscErrorCode MatCholeskyFactorNumeric(Mat,Mat,const MatFactorInfo*);
1236: PETSC_EXTERN PetscErrorCode MatLUFactor(Mat,IS,IS,const MatFactorInfo*);
1237: PETSC_EXTERN PetscErrorCode MatILUFactor(Mat,IS,IS,const MatFactorInfo*);
1238: PETSC_EXTERN PetscErrorCode MatLUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*);
1239: PETSC_EXTERN PetscErrorCode MatILUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*);
1240: PETSC_EXTERN PetscErrorCode MatICCFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*);
1241: PETSC_EXTERN PetscErrorCode MatICCFactor(Mat,IS,const MatFactorInfo*);
1242: PETSC_EXTERN PetscErrorCode MatLUFactorNumeric(Mat,Mat,const MatFactorInfo*);
1243: PETSC_EXTERN PetscErrorCode MatQRFactor(Mat,IS,const MatFactorInfo*);
1244: PETSC_EXTERN PetscErrorCode MatQRFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*);
1245: PETSC_EXTERN PetscErrorCode MatQRFactorNumeric(Mat,Mat,const MatFactorInfo*);
1246: PETSC_EXTERN PetscErrorCode MatGetInertia(Mat,PetscInt*,PetscInt*,PetscInt*);
1247: PETSC_EXTERN PetscErrorCode MatSolve(Mat,Vec,Vec);
1248: PETSC_EXTERN PetscErrorCode MatForwardSolve(Mat,Vec,Vec);
1249: PETSC_EXTERN PetscErrorCode MatBackwardSolve(Mat,Vec,Vec);
1250: PETSC_EXTERN PetscErrorCode MatSolveAdd(Mat,Vec,Vec,Vec);
1251: PETSC_EXTERN PetscErrorCode MatSolveTranspose(Mat,Vec,Vec);
1252: PETSC_EXTERN PetscErrorCode MatSolveTransposeAdd(Mat,Vec,Vec,Vec);
1253: PETSC_EXTERN PetscErrorCode MatSolves(Mat,Vecs,Vecs);
1254: PETSC_EXTERN PetscErrorCode MatSetUnfactored(Mat);
1256: typedef enum {MAT_FACTOR_SCHUR_UNFACTORED, MAT_FACTOR_SCHUR_FACTORED, MAT_FACTOR_SCHUR_INVERTED} MatFactorSchurStatus;
1257: PETSC_EXTERN PetscErrorCode MatFactorSetSchurIS(Mat,IS);
1258: PETSC_EXTERN PetscErrorCode MatFactorGetSchurComplement(Mat,Mat*,MatFactorSchurStatus*);
1259: PETSC_EXTERN PetscErrorCode MatFactorRestoreSchurComplement(Mat,Mat*,MatFactorSchurStatus);
1260: PETSC_EXTERN PetscErrorCode MatFactorInvertSchurComplement(Mat);
1261: PETSC_EXTERN PetscErrorCode MatFactorCreateSchurComplement(Mat,Mat*,MatFactorSchurStatus*);
1262: PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplement(Mat,Vec,Vec);
1263: PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplementTranspose(Mat,Vec,Vec);
1264: PETSC_EXTERN PetscErrorCode MatFactorFactorizeSchurComplement(Mat);
1266: /*E
1267: MatSORType - What type of (S)SOR to perform
1269: Level: beginner
1271: May be bitwise ORd together
1273: Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
1275: MatSORType may be bitwise ORd together, so do not change the numbers
1277: .seealso: MatSOR()
1278: E*/
1279: typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3,
1280: SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8,
1281: SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16,
1282: SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType;
1283: PETSC_EXTERN PetscErrorCode MatSOR(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec);
1285: /*
1286: These routines are for efficiently computing Jacobians via finite differences.
1287: */
1289: /*S
1290: MatColoring - Object for managing the coloring of matrices.
1292: Level: beginner
1294: Notes:
1295: Coloring of matrices can be computed directly from the sparse matrix nonzero structure via the MatColoring object or from the mesh from which the
1296: matrix comes from via DMCreateColoring(). In general using the mesh produces a more optimal coloring (fewer colors).
1298: Once a coloring is available MatFDColoringCreate() creates an object that can be used to efficiently compute Jacobians using that coloring. This
1299: same object can also be used to efficiently convert data created by Automatic Differentation tools to PETSc sparse matrices.
1301: .seealso: MatFDColoringCreate(), MatColoringWeightType, ISColoring, MatFDColoring, DMCreateColoring(), MatColoringCreate(), MatOrdering, MatPartitioning
1302: S*/
1303: typedef struct _p_MatColoring* MatColoring;
1305: /*J
1306: MatColoringType - String with the name of a PETSc matrix coloring
1308: Level: beginner
1310: .seealso: MatColoringSetType(), MatColoring
1311: J*/
1312: typedef const char* MatColoringType;
1313: #define MATCOLORINGJP "jp"
1314: #define MATCOLORINGPOWER "power"
1315: #define MATCOLORINGNATURAL "natural"
1316: #define MATCOLORINGSL "sl"
1317: #define MATCOLORINGLF "lf"
1318: #define MATCOLORINGID "id"
1319: #define MATCOLORINGGREEDY "greedy"
1321: /*E
1322: MatColoringWeightType - Type of weight scheme
1324: Not Collective
1326: + MAT_COLORING_RANDOM - Random weights
1327: . MAT_COLORING_LEXICAL - Lexical weighting based upon global numbering.
1328: - MAT_COLORING_LF - Last-first weighting.
1330: Level: intermediate
1332: Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
1334: .seealso: MatColoring, MatColoringCreate()
1335: E*/
1336: typedef enum {MAT_COLORING_WEIGHT_RANDOM,MAT_COLORING_WEIGHT_LEXICAL,MAT_COLORING_WEIGHT_LF,MAT_COLORING_WEIGHT_SL} MatColoringWeightType;
1338: PETSC_EXTERN PetscErrorCode MatColoringCreate(Mat,MatColoring*);
1339: PETSC_EXTERN PetscErrorCode MatColoringGetDegrees(Mat,PetscInt,PetscInt*);
1340: PETSC_EXTERN PetscErrorCode MatColoringDestroy(MatColoring*);
1341: PETSC_EXTERN PetscErrorCode MatColoringView(MatColoring,PetscViewer);
1342: PETSC_EXTERN PetscErrorCode MatColoringSetType(MatColoring,MatColoringType);
1343: PETSC_EXTERN PetscErrorCode MatColoringSetFromOptions(MatColoring);
1344: PETSC_EXTERN PetscErrorCode MatColoringSetDistance(MatColoring,PetscInt);
1345: PETSC_EXTERN PetscErrorCode MatColoringGetDistance(MatColoring,PetscInt*);
1346: PETSC_EXTERN PetscErrorCode MatColoringSetMaxColors(MatColoring,PetscInt);
1347: PETSC_EXTERN PetscErrorCode MatColoringGetMaxColors(MatColoring,PetscInt*);
1348: PETSC_EXTERN PetscErrorCode MatColoringApply(MatColoring,ISColoring*);
1349: PETSC_EXTERN PetscErrorCode MatColoringRegister(const char[],PetscErrorCode(*)(MatColoring));
1350: PETSC_EXTERN PetscErrorCode MatColoringPatch(Mat,PetscInt,PetscInt,ISColoringValue[],ISColoring*);
1351: PETSC_EXTERN PetscErrorCode MatColoringSetWeightType(MatColoring,MatColoringWeightType);
1352: PETSC_EXTERN PetscErrorCode MatColoringSetWeights(MatColoring,PetscReal*,PetscInt*);
1353: PETSC_EXTERN PetscErrorCode MatColoringCreateWeights(MatColoring,PetscReal **,PetscInt **lperm);
1354: PETSC_EXTERN PetscErrorCode MatColoringTest(MatColoring,ISColoring);
1355: PETSC_DEPRECATED_FUNCTION("Use MatColoringTest() (since version 3.10)") PETSC_STATIC_INLINE PetscErrorCode MatColoringTestValid(MatColoring matcoloring,ISColoring iscoloring) {return MatColoringTest(matcoloring,iscoloring);}
1356: PETSC_EXTERN PetscErrorCode MatISColoringTest(Mat,ISColoring);
1358: /*S
1359: MatFDColoring - Object for computing a sparse Jacobian via finite differences
1360: and coloring
1362: Level: beginner
1364: Notes:
1365: This object is creating utilizing a coloring provided by the MatColoring object or DMCreateColoring()
1367: .seealso: MatFDColoringCreate(), MatColoring, DMCreateColoring()
1368: S*/
1369: typedef struct _p_MatFDColoring* MatFDColoring;
1371: PETSC_EXTERN PetscErrorCode MatFDColoringCreate(Mat,ISColoring,MatFDColoring *);
1372: PETSC_EXTERN PetscErrorCode MatFDColoringDestroy(MatFDColoring*);
1373: PETSC_EXTERN PetscErrorCode MatFDColoringView(MatFDColoring,PetscViewer);
1374: PETSC_EXTERN PetscErrorCode MatFDColoringSetFunction(MatFDColoring,PetscErrorCode (*)(void),void*);
1375: PETSC_EXTERN PetscErrorCode MatFDColoringGetFunction(MatFDColoring,PetscErrorCode (**)(void),void**);
1376: PETSC_EXTERN PetscErrorCode MatFDColoringSetParameters(MatFDColoring,PetscReal,PetscReal);
1377: PETSC_EXTERN PetscErrorCode MatFDColoringSetFromOptions(MatFDColoring);
1378: PETSC_EXTERN PetscErrorCode MatFDColoringApply(Mat,MatFDColoring,Vec,void *);
1379: PETSC_EXTERN PetscErrorCode MatFDColoringSetF(MatFDColoring,Vec);
1380: PETSC_EXTERN PetscErrorCode MatFDColoringGetPerturbedColumns(MatFDColoring,PetscInt*,const PetscInt*[]);
1381: PETSC_EXTERN PetscErrorCode MatFDColoringSetUp(Mat,ISColoring,MatFDColoring);
1382: PETSC_EXTERN PetscErrorCode MatFDColoringSetBlockSize(MatFDColoring,PetscInt,PetscInt);
1383: PETSC_EXTERN PetscErrorCode MatFDColoringSetValues(Mat,MatFDColoring,const PetscScalar*);
1385: /*S
1386: MatTransposeColoring - Object for computing a sparse matrix product C=A*B^T via coloring
1388: Level: beginner
1390: .seealso: MatTransposeColoringCreate()
1391: S*/
1392: typedef struct _p_MatTransposeColoring* MatTransposeColoring;
1394: PETSC_EXTERN PetscErrorCode MatTransposeColoringCreate(Mat,ISColoring,MatTransposeColoring *);
1395: PETSC_EXTERN PetscErrorCode MatTransColoringApplySpToDen(MatTransposeColoring,Mat,Mat);
1396: PETSC_EXTERN PetscErrorCode MatTransColoringApplyDenToSp(MatTransposeColoring,Mat,Mat);
1397: PETSC_EXTERN PetscErrorCode MatTransposeColoringDestroy(MatTransposeColoring*);
1399: /*
1400: These routines are for partitioning matrices: currently used only
1401: for adjacency matrix, MatCreateMPIAdj().
1402: */
1404: /*S
1405: MatPartitioning - Object for managing the partitioning of a matrix or graph
1407: Level: beginner
1409: Notes:
1410: There is also a PetscPartitioner object that provides the same functionality. It can utilize the MatPartitioning operations
1411: via PetscPartitionerSetType(p,PETSCPARTITIONERMATPARTITIONING)
1413: Developers Note:
1414: It is an extra maintainance and documentation cost to have two objects with the same functionality.
1416: .seealso: MatPartitioningCreate(), MatPartitioningType, MatColoring, MatGetOrdering()
1417: S*/
1418: typedef struct _p_MatPartitioning* MatPartitioning;
1420: /*J
1421: MatPartitioningType - String with the name of a PETSc matrix partitioning
1423: Level: beginner
1424: dm
1425: .seealso: MatPartitioningCreate(), MatPartitioning
1426: J*/
1427: typedef const char* MatPartitioningType;
1428: #define MATPARTITIONINGCURRENT "current"
1429: #define MATPARTITIONINGAVERAGE "average"
1430: #define MATPARTITIONINGSQUARE "square"
1431: #define MATPARTITIONINGPARMETIS "parmetis"
1432: #define MATPARTITIONINGCHACO "chaco"
1433: #define MATPARTITIONINGPARTY "party"
1434: #define MATPARTITIONINGPTSCOTCH "ptscotch"
1435: #define MATPARTITIONINGHIERARCH "hierarch"
1437: PETSC_EXTERN PetscErrorCode MatPartitioningCreate(MPI_Comm,MatPartitioning*);
1438: PETSC_EXTERN PetscErrorCode MatPartitioningSetType(MatPartitioning,MatPartitioningType);
1439: PETSC_EXTERN PetscErrorCode MatPartitioningSetNParts(MatPartitioning,PetscInt);
1440: PETSC_EXTERN PetscErrorCode MatPartitioningSetAdjacency(MatPartitioning,Mat);
1441: PETSC_EXTERN PetscErrorCode MatPartitioningSetVertexWeights(MatPartitioning,const PetscInt[]);
1442: PETSC_EXTERN PetscErrorCode MatPartitioningSetPartitionWeights(MatPartitioning,const PetscReal []);
1443: PETSC_EXTERN PetscErrorCode MatPartitioningSetUseEdgeWeights(MatPartitioning,PetscBool);
1444: PETSC_EXTERN PetscErrorCode MatPartitioningGetUseEdgeWeights(MatPartitioning,PetscBool*);
1445: PETSC_EXTERN PetscErrorCode MatPartitioningApply(MatPartitioning,IS*);
1446: PETSC_EXTERN PetscErrorCode MatPartitioningImprove(MatPartitioning,IS*);
1447: PETSC_EXTERN PetscErrorCode MatPartitioningViewImbalance(MatPartitioning,IS);
1448: PETSC_EXTERN PetscErrorCode MatPartitioningApplyND(MatPartitioning,IS*);
1449: PETSC_EXTERN PetscErrorCode MatPartitioningDestroy(MatPartitioning*);
1450: PETSC_EXTERN PetscErrorCode MatPartitioningRegister(const char[],PetscErrorCode (*)(MatPartitioning));
1451: PETSC_EXTERN PetscErrorCode MatPartitioningView(MatPartitioning,PetscViewer);
1452: PETSC_EXTERN PetscErrorCode MatPartitioningViewFromOptions(MatPartitioning,PetscObject,const char[]);
1453: PETSC_EXTERN PetscErrorCode MatPartitioningSetFromOptions(MatPartitioning);
1454: PETSC_EXTERN PetscErrorCode MatPartitioningGetType(MatPartitioning,MatPartitioningType*);
1456: PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetRepartition(MatPartitioning part);
1457: PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetCoarseSequential(MatPartitioning);
1458: PETSC_EXTERN PetscErrorCode MatPartitioningParmetisGetEdgeCut(MatPartitioning, PetscInt *);
1460: typedef enum { MP_CHACO_MULTILEVEL=1,MP_CHACO_SPECTRAL=2,MP_CHACO_LINEAR=4,MP_CHACO_RANDOM=5,MP_CHACO_SCATTERED=6 } MPChacoGlobalType;
1461: PETSC_EXTERN const char *const MPChacoGlobalTypes[];
1462: typedef enum { MP_CHACO_KERNIGHAN=1,MP_CHACO_NONE=2 } MPChacoLocalType;
1463: PETSC_EXTERN const char *const MPChacoLocalTypes[];
1464: typedef enum { MP_CHACO_LANCZOS=0,MP_CHACO_RQI=1 } MPChacoEigenType;
1465: PETSC_EXTERN const char *const MPChacoEigenTypes[];
1467: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetGlobal(MatPartitioning,MPChacoGlobalType);
1468: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetGlobal(MatPartitioning,MPChacoGlobalType*);
1469: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetLocal(MatPartitioning,MPChacoLocalType);
1470: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetLocal(MatPartitioning,MPChacoLocalType*);
1471: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetCoarseLevel(MatPartitioning,PetscReal);
1472: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning,MPChacoEigenType);
1473: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenSolver(MatPartitioning,MPChacoEigenType*);
1474: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenTol(MatPartitioning,PetscReal);
1475: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenTol(MatPartitioning,PetscReal*);
1476: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning,PetscInt);
1477: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenNumber(MatPartitioning,PetscInt*);
1479: #define MP_PARTY_OPT "opt"
1480: #define MP_PARTY_LIN "lin"
1481: #define MP_PARTY_SCA "sca"
1482: #define MP_PARTY_RAN "ran"
1483: #define MP_PARTY_GBF "gbf"
1484: #define MP_PARTY_GCF "gcf"
1485: #define MP_PARTY_BUB "bub"
1486: #define MP_PARTY_DEF "def"
1487: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetGlobal(MatPartitioning,const char*);
1488: #define MP_PARTY_HELPFUL_SETS "hs"
1489: #define MP_PARTY_KERNIGHAN_LIN "kl"
1490: #define MP_PARTY_NONE "no"
1491: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetLocal(MatPartitioning,const char*);
1492: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetCoarseLevel(MatPartitioning,PetscReal);
1493: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetBipart(MatPartitioning,PetscBool);
1494: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetMatchOptimization(MatPartitioning,PetscBool);
1496: typedef enum { MP_PTSCOTCH_DEFAULT,MP_PTSCOTCH_QUALITY,MP_PTSCOTCH_SPEED,MP_PTSCOTCH_BALANCE,MP_PTSCOTCH_SAFETY,MP_PTSCOTCH_SCALABILITY } MPPTScotchStrategyType;
1497: PETSC_EXTERN const char *const MPPTScotchStrategyTypes[];
1499: PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetImbalance(MatPartitioning,PetscReal);
1500: PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetImbalance(MatPartitioning,PetscReal*);
1501: PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetStrategy(MatPartitioning,MPPTScotchStrategyType);
1502: PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetStrategy(MatPartitioning,MPPTScotchStrategyType*);
1504: /*
1505: * hierarchical partitioning
1506: */
1507: PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetFineparts(MatPartitioning,IS*);
1508: PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetCoarseparts(MatPartitioning,IS*);
1509: PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNcoarseparts(MatPartitioning,PetscInt);
1510: PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNfineparts(MatPartitioning, PetscInt);
1512: PETSC_EXTERN PetscErrorCode MatMeshToVertexGraph(Mat,PetscInt,Mat*);
1513: PETSC_EXTERN PetscErrorCode MatMeshToCellGraph(Mat,PetscInt,Mat*);
1515: /*
1516: If you add entries here you must also add them to include/petscmat.h
1517: and src/mat/f90-mod/petscmat.h
1518: */
1519: typedef enum { MATOP_SET_VALUES=0,
1520: MATOP_GET_ROW=1,
1521: MATOP_RESTORE_ROW=2,
1522: MATOP_MULT=3,
1523: MATOP_MULT_ADD=4,
1524: MATOP_MULT_TRANSPOSE=5,
1525: MATOP_MULT_TRANSPOSE_ADD=6,
1526: MATOP_SOLVE=7,
1527: MATOP_SOLVE_ADD=8,
1528: MATOP_SOLVE_TRANSPOSE=9,
1529: MATOP_SOLVE_TRANSPOSE_ADD=10,
1530: MATOP_LUFACTOR=11,
1531: MATOP_CHOLESKYFACTOR=12,
1532: MATOP_SOR=13,
1533: MATOP_TRANSPOSE=14,
1534: MATOP_GETINFO=15,
1535: MATOP_EQUAL=16,
1536: MATOP_GET_DIAGONAL=17,
1537: MATOP_DIAGONAL_SCALE=18,
1538: MATOP_NORM=19,
1539: MATOP_ASSEMBLY_BEGIN=20,
1540: MATOP_ASSEMBLY_END=21,
1541: MATOP_SET_OPTION=22,
1542: MATOP_ZERO_ENTRIES=23,
1543: MATOP_ZERO_ROWS=24,
1544: MATOP_LUFACTOR_SYMBOLIC=25,
1545: MATOP_LUFACTOR_NUMERIC=26,
1546: MATOP_CHOLESKY_FACTOR_SYMBOLIC=27,
1547: MATOP_CHOLESKY_FACTOR_NUMERIC=28,
1548: MATOP_SETUP_PREALLOCATION=29,
1549: MATOP_ILUFACTOR_SYMBOLIC=30,
1550: MATOP_ICCFACTOR_SYMBOLIC=31,
1551: MATOP_GET_DIAGONAL_BLOCK=32,
1552: MATOP_FREE_INTER_STRUCT=33,
1553: MATOP_DUPLICATE=34,
1554: MATOP_FORWARD_SOLVE=35,
1555: MATOP_BACKWARD_SOLVE=36,
1556: MATOP_ILUFACTOR=37,
1557: MATOP_ICCFACTOR=38,
1558: MATOP_AXPY=39,
1559: MATOP_CREATE_SUBMATRICES=40,
1560: MATOP_INCREASE_OVERLAP=41,
1561: MATOP_GET_VALUES=42,
1562: MATOP_COPY=43,
1563: MATOP_GET_ROW_MAX=44,
1564: MATOP_SCALE=45,
1565: MATOP_SHIFT=46,
1566: MATOP_DIAGONAL_SET=47,
1567: MATOP_ZERO_ROWS_COLUMNS=48,
1568: MATOP_SET_RANDOM=49,
1569: MATOP_GET_ROW_IJ=50,
1570: MATOP_RESTORE_ROW_IJ=51,
1571: MATOP_GET_COLUMN_IJ=52,
1572: MATOP_RESTORE_COLUMN_IJ=53,
1573: MATOP_FDCOLORING_CREATE=54,
1574: MATOP_COLORING_PATCH=55,
1575: MATOP_SET_UNFACTORED=56,
1576: MATOP_PERMUTE=57,
1577: MATOP_SET_VALUES_BLOCKED=58,
1578: MATOP_CREATE_SUBMATRIX=59,
1579: MATOP_DESTROY=60,
1580: MATOP_VIEW=61,
1581: MATOP_CONVERT_FROM=62,
1582: MATOP_MATMAT_MULT=63,
1583: MATOP_MATMAT_MULT_SYMBOLIC=64,
1584: MATOP_MATMAT_MULT_NUMERIC=65,
1585: MATOP_SET_LOCAL_TO_GLOBAL_MAP=66,
1586: MATOP_SET_VALUES_LOCAL=67,
1587: MATOP_ZERO_ROWS_LOCAL=68,
1588: MATOP_GET_ROW_MAX_ABS=69,
1589: MATOP_GET_ROW_MIN_ABS=70,
1590: MATOP_CONVERT=71,
1591: MATOP_SET_COLORING=72,
1592: /* MATOP_PLACEHOLDER_73=73, */
1593: MATOP_SET_VALUES_ADIFOR=74,
1594: MATOP_FD_COLORING_APPLY=75,
1595: MATOP_SET_FROM_OPTIONS=76,
1596: MATOP_MULT_CONSTRAINED=77,
1597: MATOP_MULT_TRANSPOSE_CONSTRAIN=78,
1598: MATOP_FIND_ZERO_DIAGONALS=79,
1599: MATOP_MULT_MULTIPLE=80,
1600: MATOP_SOLVE_MULTIPLE=81,
1601: MATOP_GET_INERTIA=82,
1602: MATOP_LOAD=83,
1603: MATOP_IS_SYMMETRIC=84,
1604: MATOP_IS_HERMITIAN=85,
1605: MATOP_IS_STRUCTURALLY_SYMMETRIC=86,
1606: MATOP_SET_VALUES_BLOCKEDLOCAL=87,
1607: MATOP_CREATE_VECS=88,
1608: MATOP_MAT_MULT=89,
1609: MATOP_MAT_MULT_SYMBOLIC=90,
1610: MATOP_MAT_MULT_NUMERIC=91,
1611: MATOP_PTAP=92,
1612: MATOP_PTAP_SYMBOLIC=93,
1613: MATOP_PTAP_NUMERIC=94,
1614: MATOP_MAT_TRANSPOSE_MULT=95,
1615: MATOP_MAT_TRANSPOSE_MULT_SYMBO=96,
1616: MATOP_MAT_TRANSPOSE_MULT_NUMER=97,
1617: /* MATOP_PLACEHOLDER_98=98, */
1618: MATOP_PRODUCTSETFROMOPTIONS=99,
1619: MATOP_PRODUCTSYMBOLIC=100,
1620: MATOP_PRODUCTNUMERIC=101,
1621: MATOP_CONJUGATE=102,
1622: /* MATOP_PLACEHOLDER_103=103, */
1623: MATOP_SET_VALUES_ROW=104,
1624: MATOP_REAL_PART=105,
1625: MATOP_IMAGINARY_PART=106,
1626: MATOP_GET_ROW_UPPER_TRIANGULAR=107,
1627: MATOP_RESTORE_ROW_UPPER_TRIANG=108,
1628: MATOP_MAT_SOLVE=109,
1629: MATOP_MAT_SOLVE_TRANSPOSE=110,
1630: MATOP_GET_ROW_MIN=111,
1631: MATOP_GET_COLUMN_VECTOR=112,
1632: MATOP_MISSING_DIAGONAL=113,
1633: MATOP_GET_SEQ_NONZERO_STRUCTUR=114,
1634: MATOP_CREATE=115,
1635: MATOP_GET_GHOSTS=116,
1636: MATOP_GET_LOCAL_SUB_MATRIX=117,
1637: MATOP_RESTORE_LOCALSUB_MATRIX=118,
1638: MATOP_MULT_DIAGONAL_BLOCK=119,
1639: MATOP_HERMITIAN_TRANSPOSE=120,
1640: MATOP_MULT_HERMITIAN_TRANSPOSE=121,
1641: MATOP_MULT_HERMITIAN_TRANS_ADD=122,
1642: MATOP_GET_MULTI_PROC_BLOCK=123,
1643: MATOP_FIND_NONZERO_ROWS=124,
1644: MATOP_GET_COLUMN_NORMS=125,
1645: MATOP_INVERT_BLOCK_DIAGONAL=126,
1646: /* MATOP_PLACEHOLDER_127=127, */
1647: MATOP_CREATE_SUB_MATRICES_MPI=128,
1648: MATOP_SET_VALUES_BATCH=129,
1649: MATOP_TRANSPOSE_MAT_MULT=130,
1650: MATOP_TRANSPOSE_MAT_MULT_SYMBO=131,
1651: MATOP_TRANSPOSE_MAT_MULT_NUMER=132,
1652: MATOP_TRANSPOSE_COLORING_CREAT=133,
1653: MATOP_TRANS_COLORING_APPLY_SPT=134,
1654: MATOP_TRANS_COLORING_APPLY_DEN=135,
1655: MATOP_RART=136,
1656: MATOP_RART_SYMBOLIC=137,
1657: MATOP_RART_NUMERIC=138,
1658: MATOP_SET_BLOCK_SIZES=139,
1659: MATOP_AYPX=140,
1660: MATOP_RESIDUAL=141,
1661: MATOP_FDCOLORING_SETUP=142,
1662: MATOP_MPICONCATENATESEQ=144,
1663: MATOP_DESTROYSUBMATRICES=145,
1664: MATOP_TRANSPOSE_SOLVE=146,
1665: MATOP_GET_VALUES_LOCAL=147
1666: } MatOperation;
1667: PETSC_EXTERN PetscErrorCode MatSetOperation(Mat,MatOperation,void(*)(void));
1668: PETSC_EXTERN PetscErrorCode MatGetOperation(Mat,MatOperation,void(**)(void));
1669: PETSC_EXTERN PetscErrorCode MatHasOperation(Mat,MatOperation,PetscBool*);
1670: PETSC_EXTERN PetscErrorCode MatHasCongruentLayouts(Mat,PetscBool*);
1671: PETSC_DEPRECATED_FUNCTION("Use MatProductClear() (since version 3.14)") PETSC_STATIC_INLINE PetscErrorCode MatFreeIntermediateDataStructures(Mat A) {return MatProductClear(A);}
1672: PETSC_EXTERN PetscErrorCode MatShellSetOperation(Mat,MatOperation,void(*)(void));
1673: PETSC_EXTERN PetscErrorCode MatShellGetOperation(Mat,MatOperation,void(**)(void));
1674: PETSC_EXTERN PetscErrorCode MatShellSetContext(Mat,void*);
1675: PETSC_EXTERN PetscErrorCode MatShellSetVecType(Mat,VecType);
1676: PETSC_EXTERN PetscErrorCode MatShellTestMult(Mat,PetscErrorCode (*)(void*,Vec,Vec),Vec,void*,PetscBool*);
1677: PETSC_EXTERN PetscErrorCode MatShellTestMultTranspose(Mat,PetscErrorCode (*)(void*,Vec,Vec),Vec,void*,PetscBool*);
1678: PETSC_EXTERN PetscErrorCode MatShellSetManageScalingShifts(Mat);
1679: PETSC_EXTERN PetscErrorCode MatShellSetMatProductOperation(Mat,MatProductType,PetscErrorCode (*)(Mat,Mat,Mat,void**),PetscErrorCode (*)(Mat,Mat,Mat,void*),PetscErrorCode (*)(void*),MatType,MatType);
1680: PETSC_EXTERN PetscErrorCode MatIsShell(Mat,PetscBool*);
1682: /*
1683: Codes for matrices stored on disk. By default they are
1684: stored in a universal format. By changing the format with
1685: PetscViewerPushFormat(viewer,PETSC_VIEWER_NATIVE); the matrices will
1686: be stored in a way natural for the matrix, for example dense matrices
1687: would be stored as dense. Matrices stored this way may only be
1688: read into matrices of the same type.
1689: */
1690: #define MATRIX_BINARY_FORMAT_DENSE -1
1692: PETSC_EXTERN PetscErrorCode MatMPIBAIJSetHashTableFactor(Mat,PetscReal);
1694: PETSC_EXTERN PetscErrorCode MatISSetLocalMatType(Mat,MatType);
1695: PETSC_EXTERN PetscErrorCode MatISSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
1696: PETSC_EXTERN PetscErrorCode MatISStoreL2L(Mat,PetscBool);
1697: PETSC_EXTERN PetscErrorCode MatISFixLocalEmpty(Mat,PetscBool);
1698: PETSC_EXTERN PetscErrorCode MatISGetLocalMat(Mat,Mat*);
1699: PETSC_EXTERN PetscErrorCode MatISRestoreLocalMat(Mat,Mat*);
1700: PETSC_EXTERN PetscErrorCode MatISSetLocalMat(Mat,Mat);
1701: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use the MatConvert() interface (since version 3.10)") PetscErrorCode MatISGetMPIXAIJ(Mat,MatReuse,Mat*);
1703: /*S
1704: MatNullSpace - Object that removes a null space from a vector, i.e.
1705: orthogonalizes the vector to a subsapce
1707: Level: advanced
1709: Users manual sections:
1710: . sec_singular
1712: .seealso: MatNullSpaceCreate()
1713: S*/
1714: typedef struct _p_MatNullSpace* MatNullSpace;
1716: PETSC_EXTERN PetscErrorCode MatNullSpaceCreate(MPI_Comm,PetscBool ,PetscInt,const Vec[],MatNullSpace*);
1717: PETSC_EXTERN PetscErrorCode MatNullSpaceSetFunction(MatNullSpace,PetscErrorCode (*)(MatNullSpace,Vec,void*),void*);
1718: PETSC_EXTERN PetscErrorCode MatNullSpaceDestroy(MatNullSpace*);
1719: PETSC_EXTERN PetscErrorCode MatNullSpaceRemove(MatNullSpace,Vec);
1720: PETSC_EXTERN PetscErrorCode MatGetNullSpace(Mat, MatNullSpace *);
1721: PETSC_EXTERN PetscErrorCode MatGetTransposeNullSpace(Mat, MatNullSpace *);
1722: PETSC_EXTERN PetscErrorCode MatSetTransposeNullSpace(Mat,MatNullSpace);
1723: PETSC_EXTERN PetscErrorCode MatSetNullSpace(Mat,MatNullSpace);
1724: PETSC_EXTERN PetscErrorCode MatSetNearNullSpace(Mat,MatNullSpace);
1725: PETSC_EXTERN PetscErrorCode MatGetNearNullSpace(Mat,MatNullSpace*);
1726: PETSC_EXTERN PetscErrorCode MatNullSpaceTest(MatNullSpace,Mat,PetscBool *);
1727: PETSC_EXTERN PetscErrorCode MatNullSpaceView(MatNullSpace,PetscViewer);
1728: PETSC_EXTERN PetscErrorCode MatNullSpaceGetVecs(MatNullSpace,PetscBool*,PetscInt*,const Vec**);
1729: PETSC_EXTERN PetscErrorCode MatNullSpaceCreateRigidBody(Vec,MatNullSpace*);
1731: PETSC_EXTERN PetscErrorCode MatReorderingSeqSBAIJ(Mat,IS);
1732: PETSC_EXTERN PetscErrorCode MatMPISBAIJSetHashTableFactor(Mat,PetscReal);
1733: PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetColumnIndices(Mat,PetscInt *);
1735: PETSC_EXTERN PetscErrorCode MatCreateMAIJ(Mat,PetscInt,Mat*);
1736: PETSC_EXTERN PetscErrorCode MatMAIJRedimension(Mat,PetscInt,Mat*);
1737: PETSC_EXTERN PetscErrorCode MatMAIJGetAIJ(Mat,Mat*);
1739: PETSC_EXTERN PetscErrorCode MatComputeOperator(Mat,MatType,Mat*);
1740: PETSC_EXTERN PetscErrorCode MatComputeOperatorTranspose(Mat,MatType,Mat*);
1742: PETSC_DEPRECATED_FUNCTION("Use MatComputeOperator() (since version 3.12)") PETSC_STATIC_INLINE PetscErrorCode MatComputeExplicitOperator(Mat A,Mat* B) { return MatComputeOperator(A,NULL,B); }
1743: PETSC_DEPRECATED_FUNCTION("Use MatComputeOperatorTranspose() (since version 3.12)") PETSC_STATIC_INLINE PetscErrorCode MatComputeExplicitOperatorTranspose(Mat A,Mat* B) { return MatComputeOperatorTranspose(A,NULL,B); }
1745: PETSC_EXTERN PetscErrorCode MatCreateKAIJ(Mat,PetscInt,PetscInt,const PetscScalar[],const PetscScalar[],Mat*);
1746: PETSC_EXTERN PetscErrorCode MatKAIJGetAIJ(Mat,Mat*);
1747: PETSC_EXTERN PetscErrorCode MatKAIJGetS(Mat,PetscInt*,PetscInt*,PetscScalar**);
1748: PETSC_EXTERN PetscErrorCode MatKAIJGetSRead(Mat,PetscInt*,PetscInt*,const PetscScalar**);
1749: PETSC_EXTERN PetscErrorCode MatKAIJRestoreS(Mat,PetscScalar**);
1750: PETSC_EXTERN PetscErrorCode MatKAIJRestoreSRead(Mat,const PetscScalar**);
1751: PETSC_EXTERN PetscErrorCode MatKAIJGetT(Mat,PetscInt*,PetscInt*,PetscScalar**);
1752: PETSC_EXTERN PetscErrorCode MatKAIJGetTRead(Mat,PetscInt*,PetscInt*,const PetscScalar**);
1753: PETSC_EXTERN PetscErrorCode MatKAIJRestoreT(Mat,PetscScalar**);
1754: PETSC_EXTERN PetscErrorCode MatKAIJRestoreTRead(Mat,const PetscScalar**);
1755: PETSC_EXTERN PetscErrorCode MatKAIJSetAIJ(Mat,Mat);
1756: PETSC_EXTERN PetscErrorCode MatKAIJSetS(Mat,PetscInt,PetscInt,const PetscScalar[]);
1757: PETSC_EXTERN PetscErrorCode MatKAIJSetT(Mat,PetscInt,PetscInt,const PetscScalar[]);
1758: PETSC_EXTERN PetscErrorCode MatKAIJGetScaledIdentity(Mat,PetscBool*);
1760: PETSC_EXTERN PetscErrorCode MatDiagonalScaleLocal(Mat,Vec);
1762: PETSC_EXTERN PetscErrorCode MatCreateMFFD(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,Mat*);
1763: PETSC_EXTERN PetscErrorCode MatMFFDSetBase(Mat,Vec,Vec);
1764: PETSC_EXTERN PetscErrorCode MatMFFDSetFunction(Mat,PetscErrorCode(*)(void*,Vec,Vec),void*);
1765: PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioni(Mat,PetscErrorCode (*)(void*,PetscInt,Vec,PetscScalar*));
1766: PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioniBase(Mat,PetscErrorCode (*)(void*,Vec));
1767: PETSC_EXTERN PetscErrorCode MatMFFDSetHHistory(Mat,PetscScalar[],PetscInt);
1768: PETSC_EXTERN PetscErrorCode MatMFFDResetHHistory(Mat);
1769: PETSC_EXTERN PetscErrorCode MatMFFDSetFunctionError(Mat,PetscReal);
1770: PETSC_EXTERN PetscErrorCode MatMFFDSetPeriod(Mat,PetscInt);
1771: PETSC_EXTERN PetscErrorCode MatMFFDGetH(Mat,PetscScalar *);
1772: PETSC_EXTERN PetscErrorCode MatMFFDSetOptionsPrefix(Mat,const char[]);
1773: PETSC_EXTERN PetscErrorCode MatMFFDCheckPositivity(void*,Vec,Vec,PetscScalar*);
1774: PETSC_EXTERN PetscErrorCode MatMFFDSetCheckh(Mat,PetscErrorCode (*)(void*,Vec,Vec,PetscScalar*),void*);
1776: /*S
1777: MatMFFD - A data structured used to manage the computation of the h differencing parameter for matrix-free
1778: Jacobian vector products
1780: Notes:
1781: MATMFFD is a specific MatType which uses the MatMFFD data structure
1783: MatMFFD*() methods actually take the Mat as their first argument. Not a MatMFFD data structure
1785: Level: developer
1787: .seealso: MATMFFD, MatCreateMFFD(), MatMFFDSetFuction(), MatMFFDSetType(), MatMFFDRegister()
1788: S*/
1789: typedef struct _p_MatMFFD* MatMFFD;
1791: /*J
1792: MatMFFDType - algorithm used to compute the h used in computing matrix-vector products via differencing of the function
1794: Level: beginner
1796: .seealso: MatMFFDSetType(), MatMFFDRegister()
1797: J*/
1798: typedef const char* MatMFFDType;
1799: #define MATMFFD_DS "ds"
1800: #define MATMFFD_WP "wp"
1802: PETSC_EXTERN PetscErrorCode MatMFFDSetType(Mat,MatMFFDType);
1803: PETSC_EXTERN PetscErrorCode MatMFFDRegister(const char[],PetscErrorCode (*)(MatMFFD));
1805: PETSC_EXTERN PetscErrorCode MatMFFDDSSetUmin(Mat,PetscReal);
1806: PETSC_EXTERN PetscErrorCode MatMFFDWPSetComputeNormU(Mat,PetscBool);
1808: PETSC_EXTERN PetscErrorCode MatFDColoringSetType(MatFDColoring,MatMFFDType);
1810: PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *);
1811: PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *);
1813: #ifdef PETSC_HAVE_HARA
1814: PETSC_EXTERN_TYPEDEF typedef PetscScalar (*MatHaraKernel)(PetscInt,PetscReal[],PetscReal[],void*);
1815: PETSC_EXTERN PetscErrorCode MatCreateHaraFromKernel(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscReal[],MatHaraKernel,void*,PetscReal,PetscInt,PetscInt,Mat*);
1816: PETSC_EXTERN PetscErrorCode MatCreateHaraFromMat(Mat,PetscInt,const PetscReal[],PetscReal,PetscInt,PetscInt,PetscInt,PetscReal,Mat*);
1817: PETSC_EXTERN PetscErrorCode MatHaraSetSamplingMat(Mat,Mat,PetscInt,PetscReal);
1818: #endif
1820: /*
1821: PETSc interface to MUMPS
1822: */
1823: #ifdef PETSC_HAVE_MUMPS
1824: PETSC_EXTERN PetscErrorCode MatMumpsSetIcntl(Mat,PetscInt,PetscInt);
1825: PETSC_EXTERN PetscErrorCode MatMumpsGetIcntl(Mat,PetscInt,PetscInt*);
1826: PETSC_EXTERN PetscErrorCode MatMumpsSetCntl(Mat,PetscInt,PetscReal);
1827: PETSC_EXTERN PetscErrorCode MatMumpsGetCntl(Mat,PetscInt,PetscReal*);
1829: PETSC_EXTERN PetscErrorCode MatMumpsGetInfo(Mat,PetscInt,PetscInt*);
1830: PETSC_EXTERN PetscErrorCode MatMumpsGetInfog(Mat,PetscInt,PetscInt*);
1831: PETSC_EXTERN PetscErrorCode MatMumpsGetRinfo(Mat,PetscInt,PetscReal*);
1832: PETSC_EXTERN PetscErrorCode MatMumpsGetRinfog(Mat,PetscInt,PetscReal*);
1833: PETSC_EXTERN PetscErrorCode MatMumpsGetInverse(Mat,Mat);
1834: PETSC_EXTERN PetscErrorCode MatMumpsGetInverseTranspose(Mat,Mat);
1835: #endif
1837: /*
1838: PETSc interface to Mkl_Pardiso
1839: */
1840: #ifdef PETSC_HAVE_MKL_PARDISO
1841: PETSC_EXTERN PetscErrorCode MatMkl_PardisoSetCntl(Mat,PetscInt,PetscInt);
1842: #endif
1844: /*
1845: PETSc interface to Mkl_CPardiso
1846: */
1847: #ifdef PETSC_HAVE_MKL_CPARDISO
1848: PETSC_EXTERN PetscErrorCode MatMkl_CPardisoSetCntl(Mat,PetscInt,PetscInt);
1849: #endif
1851: /*
1852: PETSc interface to SUPERLU
1853: */
1854: #ifdef PETSC_HAVE_SUPERLU
1855: PETSC_EXTERN PetscErrorCode MatSuperluSetILUDropTol(Mat,PetscReal);
1856: #endif
1858: /*
1859: PETSc interface to SUPERLU_DIST
1860: */
1861: #ifdef PETSC_HAVE_SUPERLU_DIST
1862: PETSC_EXTERN PetscErrorCode MatSuperluDistGetDiagU(Mat,PetscScalar*);
1863: #endif
1865: /*
1866: PETSc interface to STRUMPACK
1867: */
1868: #ifdef PETSC_HAVE_STRUMPACK
1869: /*E
1870: MatSTRUMPACKReordering - sparsity reducing ordering to be used in STRUMPACK
1872: Level: intermediate
1873: E*/
1874: typedef enum {MAT_STRUMPACK_NATURAL=0,
1875: MAT_STRUMPACK_METIS=1,
1876: MAT_STRUMPACK_PARMETIS=2,
1877: MAT_STRUMPACK_SCOTCH=3,
1878: MAT_STRUMPACK_PTSCOTCH=4,
1879: MAT_STRUMPACK_RCM=5} MatSTRUMPACKReordering;
1880: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetReordering(Mat,MatSTRUMPACKReordering);
1881: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetColPerm(Mat,PetscBool);
1882: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSRelTol(Mat,PetscReal);
1883: PETSC_DEPRECATED_FUNCTION("Use MatSTRUMPACKSetHSSRelTol() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSTRUMPACKSetHSSRelCompTol(Mat mat,PetscReal rtol) {return MatSTRUMPACKSetHSSRelTol(mat,rtol);}
1884: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSAbsTol(Mat,PetscReal);
1885: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSMinSepSize(Mat,PetscInt);
1886: PETSC_DEPRECATED_FUNCTION("Use MatSTRUMPACKSetHSSMinSepSize() (since version 3.9)") PETSC_STATIC_INLINE PetscErrorCode MatSTRUMPACKSetHSSMinSize(Mat mat,PetscInt hssminsize) {return MatSTRUMPACKSetHSSMinSepSize(mat,hssminsize);}
1887: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSMaxRank(Mat,PetscInt);
1888: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetHSSLeafSize(Mat,PetscInt);
1889: #endif
1892: PETSC_EXTERN PetscErrorCode MatBindToCPU(Mat,PetscBool);
1893: PETSC_DEPRECATED_FUNCTION("Use MatBindToCPU (since v3.13)") PETSC_STATIC_INLINE PetscErrorCode MatPinToCPU(Mat A,PetscBool flg) {return MatBindToCPU(A,flg);}
1895: typedef struct _p_SplitCSRMat PetscSplitCSRDataStructure;
1897: #ifdef PETSC_HAVE_KOKKOS_KERNELS
1898: PETSC_EXTERN PetscErrorCode MatKokkosGetDeviceMatWrite(Mat,PetscSplitCSRDataStructure**);
1899: PETSC_EXTERN PetscErrorCode MatSeqAIJKokkosSetDeviceMat(Mat, PetscSplitCSRDataStructure *);
1900: PETSC_EXTERN PetscErrorCode MatSeqAIJKokkosGetDeviceMat(Mat, PetscSplitCSRDataStructure **);
1901: #endif
1903: #ifdef PETSC_HAVE_CUDA
1904: /*E
1905: MatCUSPARSEStorageFormat - indicates the storage format for CUSPARSE (GPU)
1906: matrices.
1908: Not Collective
1910: + MAT_CUSPARSE_CSR - Compressed Sparse Row
1911: . MAT_CUSPARSE_ELL - Ellpack (requires CUDA 4.2 or later).
1912: - MAT_CUSPARSE_HYB - Hybrid, a combination of Ellpack and Coordinate format (requires CUDA 4.2 or later).
1914: Level: intermediate
1916: Any additions/changes here MUST also be made in include/petsc/finclude/petscmat.h
1918: .seealso: MatCUSPARSESetFormat(), MatCUSPARSEFormatOperation
1919: E*/
1921: typedef enum {MAT_CUSPARSE_CSR, MAT_CUSPARSE_ELL, MAT_CUSPARSE_HYB} MatCUSPARSEStorageFormat;
1923: /* these will be strings associated with enumerated type defined above */
1924: PETSC_EXTERN const char *const MatCUSPARSEStorageFormats[];
1926: /*E
1927: MatCUSPARSEFormatOperation - indicates the operation of CUSPARSE (GPU)
1928: matrices whose operation should use a particular storage format.
1930: Not Collective
1932: + MAT_CUSPARSE_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult
1933: . MAT_CUSPARSE_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult
1934: . MAT_CUSPARSE_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult
1935: - MAT_CUSPARSE_ALL - sets the storage format for all CUSPARSE (GPU) matrices
1937: Level: intermediate
1939: .seealso: MatCUSPARSESetFormat(), MatCUSPARSEStorageFormat
1940: E*/
1941: typedef enum {MAT_CUSPARSE_MULT_DIAG, MAT_CUSPARSE_MULT_OFFDIAG, MAT_CUSPARSE_MULT, MAT_CUSPARSE_ALL} MatCUSPARSEFormatOperation;
1943: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
1944: PETSC_EXTERN PetscErrorCode MatCreateAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
1945: PETSC_EXTERN PetscErrorCode MatCUSPARSESetFormat(Mat,MatCUSPARSEFormatOperation,MatCUSPARSEStorageFormat);
1947: PETSC_EXTERN PetscErrorCode MatCUSPARSEGetDeviceMatWrite(Mat,PetscSplitCSRDataStructure**);
1949: PETSC_EXTERN PetscErrorCode MatCreateDenseCUDA(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*);
1950: PETSC_EXTERN PetscErrorCode MatCreateSeqDenseCUDA(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*);
1951: PETSC_EXTERN PetscErrorCode MatMPIDenseCUDASetPreallocation(Mat,PetscScalar[]);
1952: PETSC_EXTERN PetscErrorCode MatSeqDenseCUDASetPreallocation(Mat,PetscScalar[]);
1953: PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArrayWrite(Mat,PetscScalar**);
1954: PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArrayRead(Mat,const PetscScalar**);
1955: PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArray(Mat,PetscScalar**);
1956: PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArrayWrite(Mat,PetscScalar**);
1957: PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArrayRead(Mat,const PetscScalar**);
1958: PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArray(Mat,PetscScalar**);
1959: PETSC_EXTERN PetscErrorCode MatDenseCUDAPlaceArray(Mat,const PetscScalar*);
1960: PETSC_EXTERN PetscErrorCode MatDenseCUDAReplaceArray(Mat,const PetscScalar*);
1961: PETSC_EXTERN PetscErrorCode MatDenseCUDAResetArray(Mat);
1963: #endif
1965: #if defined(PETSC_HAVE_VIENNACL)
1966: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
1967: PETSC_EXTERN PetscErrorCode MatCreateAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
1968: #endif
1970: /*
1971: PETSc interface to FFTW
1972: */
1973: #if defined(PETSC_HAVE_FFTW)
1974: PETSC_EXTERN PetscErrorCode VecScatterPetscToFFTW(Mat,Vec,Vec);
1975: PETSC_EXTERN PetscErrorCode VecScatterFFTWToPetsc(Mat,Vec,Vec);
1976: PETSC_EXTERN PetscErrorCode MatCreateVecsFFTW(Mat,Vec*,Vec*,Vec*);
1977: #endif
1979: #if defined(PETSC_HAVE_SCALAPACK)
1980: PETSC_EXTERN PetscErrorCode MatCreateScaLAPACK(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,Mat*);
1981: PETSC_EXTERN PetscErrorCode MatScaLAPACKSetBlockSizes(Mat,PetscInt,PetscInt);
1982: PETSC_EXTERN PetscErrorCode MatScaLAPACKGetBlockSizes(Mat,PetscInt*,PetscInt*);
1983: #endif
1985: PETSC_EXTERN PetscErrorCode MatCreateNest(MPI_Comm,PetscInt,const IS[],PetscInt,const IS[],const Mat[],Mat*);
1986: PETSC_EXTERN PetscErrorCode MatNestGetSize(Mat,PetscInt*,PetscInt*);
1987: PETSC_EXTERN PetscErrorCode MatNestGetISs(Mat,IS[],IS[]);
1988: PETSC_EXTERN PetscErrorCode MatNestGetLocalISs(Mat,IS[],IS[]);
1989: PETSC_EXTERN PetscErrorCode MatNestGetSubMats(Mat,PetscInt*,PetscInt*,Mat***);
1990: PETSC_EXTERN PetscErrorCode MatNestGetSubMat(Mat,PetscInt,PetscInt,Mat*);
1991: PETSC_EXTERN PetscErrorCode MatNestSetVecType(Mat,VecType);
1992: PETSC_EXTERN PetscErrorCode MatNestSetSubMats(Mat,PetscInt,const IS[],PetscInt,const IS[],const Mat[]);
1993: PETSC_EXTERN PetscErrorCode MatNestSetSubMat(Mat,PetscInt,PetscInt,Mat);
1995: PETSC_EXTERN PetscErrorCode MatChop(Mat,PetscReal);
1996: PETSC_EXTERN PetscErrorCode MatComputeBandwidth(Mat,PetscReal,PetscInt*);
1998: PETSC_EXTERN PetscErrorCode MatSubdomainsCreateCoalesce(Mat,PetscInt,PetscInt*,IS**);
2000: PETSC_EXTERN PetscErrorCode MatPreallocatorPreallocate(Mat,PetscBool,Mat);
2002: PETSC_INTERN PetscErrorCode MatHeaderMerge(Mat,Mat*);
2003: PETSC_EXTERN PetscErrorCode MatHeaderReplace(Mat,Mat*);
2005: #endif