Actual source code: petscmat.h
petsc-3.5.4 2015-05-23
1: /*
2: Include file for the matrix component of PETSc
3: */
4: #ifndef __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: Concepts: matrix; linear operator
16: .seealso: MatCreate(), MatType, MatSetType(), MatDestroy()
17: S*/
18: typedef struct _p_Mat* Mat;
20: /*J
21: MatType - String with the name of a PETSc matrix type
23: Level: beginner
25: .seealso: MatSetType(), Mat, MatSolverPackage, MatRegister()
26: J*/
27: typedef const char* MatType;
28: #define MATSAME "same"
29: #define MATMAIJ "maij"
30: #define MATSEQMAIJ "seqmaij"
31: #define MATMPIMAIJ "mpimaij"
32: #define MATIS "is"
33: #define MATAIJ "aij"
34: #define MATSEQAIJ "seqaij"
35: #define MATSEQAIJPTHREAD "seqaijpthread"
36: #define MATAIJPTHREAD "aijpthread"
37: #define MATMPIAIJ "mpiaij"
38: #define MATAIJCRL "aijcrl"
39: #define MATSEQAIJCRL "seqaijcrl"
40: #define MATMPIAIJCRL "mpiaijcrl"
41: #define MATAIJCUSP "aijcusp"
42: #define MATSEQAIJCUSP "seqaijcusp"
43: #define MATMPIAIJCUSP "mpiaijcusp"
44: #define MATAIJCUSPARSE "aijcusparse"
45: #define MATSEQAIJCUSPARSE "seqaijcusparse"
46: #define MATMPIAIJCUSPARSE "mpiaijcusparse"
47: #define MATAIJVIENNACL "aijviennacl"
48: #define MATSEQAIJVIENNACL "seqaijviennacl"
49: #define MATMPIAIJVIENNACL "mpiaijviennacl"
50: #define MATAIJPERM "aijperm"
51: #define MATSEQAIJPERM "seqaijperm"
52: #define MATMPIAIJPERM "mpiaijperm"
53: #define MATSHELL "shell"
54: #define MATDENSE "dense"
55: #define MATSEQDENSE "seqdense"
56: #define MATMPIDENSE "mpidense"
57: #define MATELEMENTAL "elemental"
58: #define MATBAIJ "baij"
59: #define MATSEQBAIJ "seqbaij"
60: #define MATMPIBAIJ "mpibaij"
61: #define MATMPIADJ "mpiadj"
62: #define MATSBAIJ "sbaij"
63: #define MATSEQSBAIJ "seqsbaij"
64: #define MATMPISBAIJ "mpisbaij"
65: #define MATSEQBSTRM "seqbstrm"
66: #define MATMPIBSTRM "mpibstrm"
67: #define MATBSTRM "bstrm"
68: #define MATSEQSBSTRM "seqsbstrm"
69: #define MATMPISBSTRM "mpisbstrm"
70: #define MATSBSTRM "sbstrm"
71: #define MATDAAD "daad"
72: #define MATMFFD "mffd"
73: #define MATNORMAL "normal"
74: #define MATLRC "lrc"
75: #define MATSCATTER "scatter"
76: #define MATBLOCKMAT "blockmat"
77: #define MATCOMPOSITE "composite"
78: #define MATFFT "fft"
79: #define MATFFTW "fftw"
80: #define MATSEQCUFFT "seqcufft"
81: #define MATTRANSPOSEMAT "transpose"
82: #define MATSCHURCOMPLEMENT "schurcomplement"
83: #define MATPYTHON "python"
84: #define MATHYPRESTRUCT "hyprestruct"
85: #define MATHYPRESSTRUCT "hypresstruct"
86: #define MATSUBMATRIX "submatrix"
87: #define MATLOCALREF "localref"
88: #define MATNEST "nest"
90: /*J
91: MatSolverPackage - String with the name of a PETSc matrix solver type.
93: For example: "petsc" indicates what PETSc provides, "superlu" indicates either
94: SuperLU or SuperLU_Dist etc.
97: Level: beginner
99: .seealso: MatGetFactor(), Mat, MatSetType(), MatType
100: J*/
101: #define MatSolverPackage char*
102: #define MATSOLVERSUPERLU "superlu"
103: #define MATSOLVERSUPERLU_DIST "superlu_dist"
104: #define MATSOLVERUMFPACK "umfpack"
105: #define MATSOLVERCHOLMOD "cholmod"
106: #define MATSOLVERESSL "essl"
107: #define MATSOLVERLUSOL "lusol"
108: #define MATSOLVERMUMPS "mumps"
109: #define MATSOLVERMKL_PARDISO "mkl_pardiso"
110: #define MATSOLVERPASTIX "pastix"
111: #define MATSOLVERMATLAB "matlab"
112: #define MATSOLVERPETSC "petsc"
113: #define MATSOLVERBAS "bas"
114: #define MATSOLVERCUSPARSE "cusparse"
115: #define MATSOLVERBSTRM "bstrm"
116: #define MATSOLVERSBSTRM "sbstrm"
117: #define MATSOLVERELEMENTAL "elemental"
118: #define MATSOLVERCLIQUE "clique"
119: #define MATSOLVERKLU "klu"
121: /*E
122: MatFactorType - indicates what type of factorization is requested
124: Level: beginner
126: Any additions/changes here MUST also be made in include/finclude/petscmat.h
128: .seealso: MatSolverPackage, MatGetFactor()
129: E*/
130: typedef enum {MAT_FACTOR_NONE, MAT_FACTOR_LU, MAT_FACTOR_CHOLESKY, MAT_FACTOR_ILU, MAT_FACTOR_ICC,MAT_FACTOR_ILUDT} MatFactorType;
131: PETSC_EXTERN const char *const MatFactorTypes[];
133: PETSC_EXTERN PetscErrorCode MatGetFactor(Mat,const MatSolverPackage,MatFactorType,Mat*);
134: PETSC_EXTERN PetscErrorCode MatGetFactorAvailable(Mat,const MatSolverPackage,MatFactorType,PetscBool *);
135: PETSC_EXTERN PetscErrorCode MatFactorGetSolverPackage(Mat,const MatSolverPackage*);
136: PETSC_EXTERN PetscErrorCode MatGetFactorType(Mat,MatFactorType*);
138: /* Logging support */
139: #define MAT_FILE_CLASSID 1211216 /* used to indicate matrices in binary files */
140: PETSC_EXTERN PetscClassId MAT_CLASSID;
141: PETSC_EXTERN PetscClassId MAT_COLORING_CLASSID;
142: PETSC_EXTERN PetscClassId MAT_FDCOLORING_CLASSID;
143: PETSC_EXTERN PetscClassId MAT_TRANSPOSECOLORING_CLASSID;
144: PETSC_EXTERN PetscClassId MAT_PARTITIONING_CLASSID;
145: PETSC_EXTERN PetscClassId MAT_COARSEN_CLASSID;
146: PETSC_EXTERN PetscClassId MAT_NULLSPACE_CLASSID;
147: PETSC_EXTERN PetscClassId MATMFFD_CLASSID;
149: /*E
150: MatReuse - Indicates if matrices obtained from a previous call to MatGetSubMatrices()
151: or MatGetSubMatrix() are to be reused to store the new matrix values. For MatConvert() is used to indicate
152: that the input matrix is to be replaced with the converted matrix.
154: Level: beginner
156: Any additions/changes here MUST also be made in include/finclude/petscmat.h
158: .seealso: MatGetSubMatrices(), MatGetSubMatrix(), MatDestroyMatrices(), MatConvert()
159: E*/
160: typedef enum {MAT_INITIAL_MATRIX,MAT_REUSE_MATRIX,MAT_IGNORE_MATRIX} MatReuse;
162: /*E
163: MatGetSubMatrixOption - Indicates if matrices obtained from a call to MatGetSubMatrices()
164: include the matrix values. Currently it is only used by MatGetSeqNonzerostructure().
166: Level: beginner
168: .seealso: MatGetSeqNonzerostructure()
169: E*/
170: typedef enum {MAT_DO_NOT_GET_VALUES,MAT_GET_VALUES} MatGetSubMatrixOption;
172: PETSC_EXTERN PetscErrorCode MatInitializePackage(void);
174: PETSC_EXTERN PetscErrorCode MatCreate(MPI_Comm,Mat*);
175: PETSC_EXTERN PetscErrorCode MatSetSizes(Mat,PetscInt,PetscInt,PetscInt,PetscInt);
176: PETSC_EXTERN PetscErrorCode MatSetType(Mat,MatType);
177: PETSC_EXTERN PetscErrorCode MatSetFromOptions(Mat);
178: PETSC_STATIC_INLINE PetscErrorCode MatViewFromOptions(Mat A,const char prefix[],const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,prefix,name);}
179: PETSC_EXTERN PetscErrorCode MatRegisterAll(void);
180: PETSC_EXTERN PetscErrorCode MatRegister(const char[],PetscErrorCode(*)(Mat));
181: PETSC_EXTERN PetscErrorCode MatRegisterBaseName(const char[],const char[],const char[]);
182: PETSC_EXTERN PetscErrorCode MatSetOptionsPrefix(Mat,const char[]);
183: PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefix(Mat,const char[]);
184: PETSC_EXTERN PetscErrorCode MatGetOptionsPrefix(Mat,const char*[]);
186: PETSC_EXTERN PetscBool MatRegisterAllCalled;
187: PETSC_EXTERN PetscFunctionList MatList;
188: PETSC_EXTERN PetscFunctionList MatColoringList;
189: PETSC_EXTERN PetscFunctionList MatPartitioningList;
190: PETSC_EXTERN PetscFunctionList MatCoarsenList;
192: /*E
193: MatStructure - Indicates if two matrices have the same nonzero structure
195: Level: beginner
197: Any additions/changes here MUST also be made in include/finclude/petscmat.h
199: .seealso: MatCopy(), MatAXPY()
200: E*/
201: typedef enum {DIFFERENT_NONZERO_PATTERN,SUBSET_NONZERO_PATTERN,SAME_NONZERO_PATTERN} MatStructure;
203: PETSC_EXTERN PetscErrorCode MatCreateSeqDense(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*);
204: PETSC_EXTERN PetscErrorCode MatCreateDense(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*);
205: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
206: PETSC_EXTERN PetscErrorCode MatCreateAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
207: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *);
208: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSplitArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],PetscInt[],PetscInt[],PetscScalar[],Mat*);
210: PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
211: PETSC_EXTERN PetscErrorCode MatCreateBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
212: PETSC_EXTERN PetscErrorCode MatCreateMPIBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat*);
214: PETSC_EXTERN PetscErrorCode MatCreateMPIAdj(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscInt[],Mat*);
215: PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
217: PETSC_EXTERN PetscErrorCode MatCreateSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
218: PETSC_EXTERN PetscErrorCode MatCreateMPISBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *);
219: PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
220: PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
221: PETSC_EXTERN PetscErrorCode MatXAIJSetPreallocation(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscInt[],const PetscInt[]);
223: PETSC_EXTERN PetscErrorCode MatCreateShell(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,void *,Mat*);
224: PETSC_EXTERN PetscErrorCode MatCreateNormal(Mat,Mat*);
225: PETSC_EXTERN PetscErrorCode MatCreateLRC(Mat,Mat,Mat,Mat*);
226: PETSC_EXTERN PetscErrorCode MatCreateIS(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,ISLocalToGlobalMapping,Mat*);
227: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
228: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
230: PETSC_EXTERN PetscErrorCode MatCreateSeqBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
231: PETSC_EXTERN PetscErrorCode MatCreateMPIBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
232: PETSC_EXTERN PetscErrorCode MatCreateSeqSBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
233: PETSC_EXTERN PetscErrorCode MatCreateMPISBSTRM(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
235: PETSC_EXTERN PetscErrorCode MatCreateScatter(MPI_Comm,VecScatter,Mat*);
236: PETSC_EXTERN PetscErrorCode MatScatterSetVecScatter(Mat,VecScatter);
237: PETSC_EXTERN PetscErrorCode MatScatterGetVecScatter(Mat,VecScatter*);
238: PETSC_EXTERN PetscErrorCode MatCreateBlockMat(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,Mat*);
239: PETSC_EXTERN PetscErrorCode MatCompositeAddMat(Mat,Mat);
240: PETSC_EXTERN PetscErrorCode MatCompositeMerge(Mat);
241: PETSC_EXTERN PetscErrorCode MatCreateComposite(MPI_Comm,PetscInt,const Mat*,Mat*);
242: typedef enum {MAT_COMPOSITE_ADDITIVE,MAT_COMPOSITE_MULTIPLICATIVE} MatCompositeType;
243: PETSC_EXTERN PetscErrorCode MatCompositeSetType(Mat,MatCompositeType);
245: PETSC_EXTERN PetscErrorCode MatCreateFFT(MPI_Comm,PetscInt,const PetscInt[],MatType,Mat*);
246: PETSC_EXTERN PetscErrorCode MatCreateSeqCUFFT(MPI_Comm,PetscInt,const PetscInt[],Mat*);
248: PETSC_EXTERN PetscErrorCode MatCreateTranspose(Mat,Mat*);
249: PETSC_EXTERN PetscErrorCode MatCreateSubMatrix(Mat,IS,IS,Mat*);
250: PETSC_EXTERN PetscErrorCode MatSubMatrixUpdate(Mat,Mat,IS,IS);
251: PETSC_EXTERN PetscErrorCode MatCreateLocalRef(Mat,IS,IS,Mat*);
253: PETSC_EXTERN PetscErrorCode MatPythonSetType(Mat,const char[]);
255: PETSC_EXTERN PetscErrorCode MatSetUp(Mat);
256: PETSC_EXTERN PetscErrorCode MatDestroy(Mat*);
257: PETSC_EXTERN PetscErrorCode MatGetNonzeroState(Mat,PetscObjectState*);
259: PETSC_EXTERN PetscErrorCode MatConjugate(Mat);
260: PETSC_EXTERN PetscErrorCode MatRealPart(Mat);
261: PETSC_EXTERN PetscErrorCode MatImaginaryPart(Mat);
262: PETSC_EXTERN PetscErrorCode MatGetDiagonalBlock(Mat,Mat*);
263: PETSC_EXTERN PetscErrorCode MatGetTrace(Mat,PetscScalar*);
264: PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonal(Mat,const PetscScalar **);
266: /* ------------------------------------------------------------*/
267: PETSC_EXTERN PetscErrorCode MatSetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
268: PETSC_EXTERN PetscErrorCode MatSetValuesBlocked(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
269: PETSC_EXTERN PetscErrorCode MatSetValuesRow(Mat,PetscInt,const PetscScalar[]);
270: PETSC_EXTERN PetscErrorCode MatSetValuesRowLocal(Mat,PetscInt,const PetscScalar[]);
271: PETSC_EXTERN PetscErrorCode MatSetValuesBatch(Mat,PetscInt,PetscInt,PetscInt[],const PetscScalar[]);
272: PETSC_EXTERN PetscErrorCode MatSetRandom(Mat,PetscRandom);
274: /*S
275: MatStencil - Data structure (C struct) for storing information about a single row or
276: column of a matrix as indexed on an associated grid.
278: Fortran usage is different, see MatSetValuesStencil() for details.
280: Level: beginner
282: Concepts: matrix; linear operator
284: .seealso: MatSetValuesStencil(), MatSetStencil(), MatSetValuesBlockedStencil()
285: S*/
286: typedef struct {
287: PetscInt k,j,i,c;
288: } MatStencil;
290: PETSC_EXTERN PetscErrorCode MatSetValuesStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode);
291: PETSC_EXTERN PetscErrorCode MatSetValuesBlockedStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode);
292: PETSC_EXTERN PetscErrorCode MatSetStencil(Mat,PetscInt,const PetscInt[],const PetscInt[],PetscInt);
294: PETSC_EXTERN PetscErrorCode MatSetColoring(Mat,ISColoring);
295: PETSC_EXTERN PetscErrorCode MatSetValuesAdifor(Mat,PetscInt,void*);
297: /*E
298: MatAssemblyType - Indicates if the matrix is now to be used, or if you plan
299: to continue to add values to it
301: Level: beginner
303: .seealso: MatAssemblyBegin(), MatAssemblyEnd()
304: E*/
305: typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType;
306: PETSC_EXTERN PetscErrorCode MatAssemblyBegin(Mat,MatAssemblyType);
307: PETSC_EXTERN PetscErrorCode MatAssemblyEnd(Mat,MatAssemblyType);
308: PETSC_EXTERN PetscErrorCode MatAssembled(Mat,PetscBool *);
312: /*E
313: MatOption - Options that may be set for a matrix and its behavior or storage
315: Level: beginner
317: Any additions/changes here MUST also be made in include/finclude/petscmat.h
319: Developer Notes: Entries that are negative need not be called collectively by all processes.
321: .seealso: MatSetOption()
322: E*/
323: typedef enum {MAT_OPTION_MIN = -5,
324: MAT_NEW_NONZERO_LOCATION_ERR = -4,
325: MAT_UNUSED_NONZERO_LOCATION_ERR = -3,
326: MAT_NEW_NONZERO_ALLOCATION_ERR = -2,
327: MAT_ROW_ORIENTED = -1,
328: MAT_SYMMETRIC = 1,
329: MAT_STRUCTURALLY_SYMMETRIC = 2,
330: MAT_NEW_DIAGONALS = 3,
331: MAT_IGNORE_OFF_PROC_ENTRIES = 4,
332: MAT_USE_HASH_TABLE = 5,
333: MAT_KEEP_NONZERO_PATTERN = 6,
334: MAT_IGNORE_ZERO_ENTRIES = 7,
335: MAT_USE_INODES = 8,
336: MAT_HERMITIAN = 9,
337: MAT_SYMMETRY_ETERNAL = 10,
338: MAT_DUMMY = 11,
339: MAT_IGNORE_LOWER_TRIANGULAR = 12,
340: MAT_ERROR_LOWER_TRIANGULAR = 13,
341: MAT_GETROW_UPPERTRIANGULAR = 14,
342: MAT_SPD = 15,
343: MAT_NO_OFF_PROC_ZERO_ROWS = 16,
344: MAT_NO_OFF_PROC_ENTRIES = 17,
345: MAT_NEW_NONZERO_LOCATIONS = 18,
346: MAT_OPTION_MAX = 19} MatOption;
348: PETSC_EXTERN const char *MatOptions[];
349: PETSC_EXTERN PetscErrorCode MatSetOption(Mat,MatOption,PetscBool );
350: PETSC_EXTERN PetscErrorCode MatGetType(Mat,MatType*);
352: PETSC_EXTERN PetscErrorCode MatGetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]);
353: PETSC_EXTERN PetscErrorCode MatGetRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
354: PETSC_EXTERN PetscErrorCode MatRestoreRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
355: PETSC_EXTERN PetscErrorCode MatGetRowUpperTriangular(Mat);
356: PETSC_EXTERN PetscErrorCode MatRestoreRowUpperTriangular(Mat);
357: PETSC_EXTERN PetscErrorCode MatGetColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
358: PETSC_EXTERN PetscErrorCode MatRestoreColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
359: PETSC_EXTERN PetscErrorCode MatGetColumnVector(Mat,Vec,PetscInt);
360: PETSC_EXTERN PetscErrorCode MatSeqAIJGetArray(Mat,PetscScalar *[]);
361: PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArray(Mat,PetscScalar *[]);
362: PETSC_EXTERN PetscErrorCode MatSeqAIJGetMaxRowNonzeros(Mat,PetscInt*);
363: PETSC_EXTERN PetscErrorCode MatSeqAIJSetValuesLocalFast(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
364: PETSC_EXTERN PetscErrorCode MatDenseGetArray(Mat,PetscScalar *[]);
365: PETSC_EXTERN PetscErrorCode MatDenseRestoreArray(Mat,PetscScalar *[]);
366: PETSC_EXTERN PetscErrorCode MatGetBlockSize(Mat,PetscInt *);
367: PETSC_EXTERN PetscErrorCode MatSetBlockSize(Mat,PetscInt);
368: PETSC_EXTERN PetscErrorCode MatGetBlockSizes(Mat,PetscInt *,PetscInt *);
369: PETSC_EXTERN PetscErrorCode MatSetBlockSizes(Mat,PetscInt,PetscInt);
370: PETSC_EXTERN PetscErrorCode MatSetBlockSizesFromMats(Mat,Mat,Mat);
371: PETSC_EXTERN PetscErrorCode MatSetNThreads(Mat,PetscInt);
372: PETSC_EXTERN PetscErrorCode MatGetNThreads(Mat,PetscInt*);
374: PETSC_EXTERN PetscErrorCode MatMult(Mat,Vec,Vec);
375: PETSC_EXTERN PetscErrorCode MatMultDiagonalBlock(Mat,Vec,Vec);
376: PETSC_EXTERN PetscErrorCode MatMultAdd(Mat,Vec,Vec,Vec);
377: PETSC_EXTERN PetscErrorCode MatMultTranspose(Mat,Vec,Vec);
378: PETSC_EXTERN PetscErrorCode MatMultHermitianTranspose(Mat,Vec,Vec);
379: PETSC_EXTERN PetscErrorCode MatIsTranspose(Mat,Mat,PetscReal,PetscBool *);
380: PETSC_EXTERN PetscErrorCode MatIsHermitianTranspose(Mat,Mat,PetscReal,PetscBool *);
381: PETSC_EXTERN PetscErrorCode MatMultTransposeAdd(Mat,Vec,Vec,Vec);
382: PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAdd(Mat,Vec,Vec,Vec);
383: PETSC_EXTERN PetscErrorCode MatMultConstrained(Mat,Vec,Vec);
384: PETSC_EXTERN PetscErrorCode MatMultTransposeConstrained(Mat,Vec,Vec);
385: PETSC_EXTERN PetscErrorCode MatMatSolve(Mat,Mat,Mat);
386: PETSC_EXTERN PetscErrorCode MatResidual(Mat,Vec,Vec,Vec);
388: /*E
389: MatDuplicateOption - Indicates if a duplicated sparse matrix should have
390: its numerical values copied over or just its nonzero structure.
392: Level: beginner
394: Any additions/changes here MUST also be made in include/finclude/petscmat.h
396: $ MAT_SHARE_NONZERO_PATTERN - the i and j arrays in the new matrix will be shared with the original matrix
397: $ this also triggers the MAT_DO_NOT_COPY_VALUES option. This is used when you
398: $ have several matrices with the same nonzero pattern.
400: .seealso: MatDuplicate()
401: E*/
402: typedef enum {MAT_DO_NOT_COPY_VALUES,MAT_COPY_VALUES,MAT_SHARE_NONZERO_PATTERN} MatDuplicateOption;
404: PETSC_EXTERN PetscErrorCode MatConvert(Mat,MatType,MatReuse,Mat*);
405: PETSC_EXTERN PetscErrorCode MatDuplicate(Mat,MatDuplicateOption,Mat*);
408: PETSC_EXTERN PetscErrorCode MatCopy(Mat,Mat,MatStructure);
409: PETSC_EXTERN PetscErrorCode MatView(Mat,PetscViewer);
410: PETSC_EXTERN PetscErrorCode MatIsSymmetric(Mat,PetscReal,PetscBool *);
411: PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetric(Mat,PetscBool *);
412: PETSC_EXTERN PetscErrorCode MatIsHermitian(Mat,PetscReal,PetscBool *);
413: PETSC_EXTERN PetscErrorCode MatIsSymmetricKnown(Mat,PetscBool *,PetscBool *);
414: PETSC_EXTERN PetscErrorCode MatIsHermitianKnown(Mat,PetscBool *,PetscBool *);
415: PETSC_EXTERN PetscErrorCode MatMissingDiagonal(Mat,PetscBool *,PetscInt *);
416: PETSC_EXTERN PetscErrorCode MatLoad(Mat, PetscViewer);
418: PETSC_EXTERN PetscErrorCode MatGetRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *);
419: PETSC_EXTERN PetscErrorCode MatRestoreRowIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *);
420: PETSC_EXTERN PetscErrorCode MatGetColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt*,const PetscInt *[],const PetscInt *[],PetscBool *);
421: PETSC_EXTERN PetscErrorCode MatRestoreColumnIJ(Mat,PetscInt,PetscBool ,PetscBool ,PetscInt *,const PetscInt *[],const PetscInt *[],PetscBool *);
423: /*S
424: MatInfo - Context of matrix information, used with MatGetInfo()
426: In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE
428: Level: intermediate
430: Concepts: matrix^nonzero information
432: .seealso: MatGetInfo(), MatInfoType
433: S*/
434: typedef struct {
435: PetscLogDouble block_size; /* block size */
436: PetscLogDouble nz_allocated,nz_used,nz_unneeded; /* number of nonzeros */
437: PetscLogDouble memory; /* memory allocated */
438: PetscLogDouble assemblies; /* number of matrix assemblies called */
439: PetscLogDouble mallocs; /* number of mallocs during MatSetValues() */
440: PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */
441: PetscLogDouble factor_mallocs; /* number of mallocs during factorization */
442: } MatInfo;
444: /*E
445: MatInfoType - Indicates if you want information about the local part of the matrix,
446: the entire parallel matrix or the maximum over all the local parts.
448: Level: beginner
450: Any additions/changes here MUST also be made in include/finclude/petscmat.h
452: .seealso: MatGetInfo(), MatInfo
453: E*/
454: typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType;
455: PETSC_EXTERN PetscErrorCode MatGetInfo(Mat,MatInfoType,MatInfo*);
456: PETSC_EXTERN PetscErrorCode MatGetDiagonal(Mat,Vec);
457: PETSC_EXTERN PetscErrorCode MatGetRowMax(Mat,Vec,PetscInt[]);
458: PETSC_EXTERN PetscErrorCode MatGetRowMin(Mat,Vec,PetscInt[]);
459: PETSC_EXTERN PetscErrorCode MatGetRowMaxAbs(Mat,Vec,PetscInt[]);
460: PETSC_EXTERN PetscErrorCode MatGetRowMinAbs(Mat,Vec,PetscInt[]);
461: PETSC_EXTERN PetscErrorCode MatGetRowSum(Mat,Vec);
462: PETSC_EXTERN PetscErrorCode MatTranspose(Mat,MatReuse,Mat*);
463: PETSC_EXTERN PetscErrorCode MatHermitianTranspose(Mat,MatReuse,Mat*);
464: PETSC_EXTERN PetscErrorCode MatPermute(Mat,IS,IS,Mat *);
465: PETSC_EXTERN PetscErrorCode MatDiagonalScale(Mat,Vec,Vec);
466: PETSC_EXTERN PetscErrorCode MatDiagonalSet(Mat,Vec,InsertMode);
467: PETSC_EXTERN PetscErrorCode MatEqual(Mat,Mat,PetscBool *);
468: PETSC_EXTERN PetscErrorCode MatMultEqual(Mat,Mat,PetscInt,PetscBool *);
469: PETSC_EXTERN PetscErrorCode MatMultAddEqual(Mat,Mat,PetscInt,PetscBool *);
470: PETSC_EXTERN PetscErrorCode MatMultTransposeEqual(Mat,Mat,PetscInt,PetscBool *);
471: PETSC_EXTERN PetscErrorCode MatMultTransposeAddEqual(Mat,Mat,PetscInt,PetscBool *);
473: PETSC_EXTERN PetscErrorCode MatNorm(Mat,NormType,PetscReal *);
474: PETSC_EXTERN PetscErrorCode MatGetColumnNorms(Mat,NormType,PetscReal *);
475: PETSC_EXTERN PetscErrorCode MatZeroEntries(Mat);
476: PETSC_EXTERN PetscErrorCode MatZeroRows(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec);
477: PETSC_EXTERN PetscErrorCode MatZeroRowsIS(Mat,IS,PetscScalar,Vec,Vec);
478: PETSC_EXTERN PetscErrorCode MatZeroRowsStencil(Mat,PetscInt,const MatStencil [],PetscScalar,Vec,Vec);
479: PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsStencil(Mat,PetscInt,const MatStencil[],PetscScalar,Vec,Vec);
480: PETSC_EXTERN PetscErrorCode MatZeroRowsColumns(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec);
481: PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsIS(Mat,IS,PetscScalar,Vec,Vec);
483: PETSC_EXTERN PetscErrorCode MatGetSize(Mat,PetscInt*,PetscInt*);
484: PETSC_EXTERN PetscErrorCode MatGetLocalSize(Mat,PetscInt*,PetscInt*);
485: PETSC_EXTERN PetscErrorCode MatGetOwnershipRange(Mat,PetscInt*,PetscInt*);
486: PETSC_EXTERN PetscErrorCode MatGetOwnershipRanges(Mat,const PetscInt**);
487: PETSC_EXTERN PetscErrorCode MatGetOwnershipRangeColumn(Mat,PetscInt*,PetscInt*);
488: PETSC_EXTERN PetscErrorCode MatGetOwnershipRangesColumn(Mat,const PetscInt**);
489: PETSC_EXTERN PetscErrorCode MatGetOwnershipIS(Mat,IS*,IS*);
491: PETSC_EXTERN PetscErrorCode MatGetSubMatrices(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]);
492: PETSC_EXTERN PetscErrorCode MatGetSubMatricesParallel(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]);
493: PETSC_EXTERN PetscErrorCode MatDestroyMatrices(PetscInt,Mat *[]);
494: PETSC_EXTERN PetscErrorCode MatGetSubMatrix(Mat,IS,IS,MatReuse,Mat *);
495: PETSC_EXTERN PetscErrorCode MatGetLocalSubMatrix(Mat,IS,IS,Mat*);
496: PETSC_EXTERN PetscErrorCode MatRestoreLocalSubMatrix(Mat,IS,IS,Mat*);
497: PETSC_EXTERN PetscErrorCode MatGetSeqNonzeroStructure(Mat,Mat*);
498: PETSC_EXTERN PetscErrorCode MatDestroySeqNonzeroStructure(Mat*);
500: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJConcatenateSeqAIJ(MPI_Comm,Mat,PetscInt,MatReuse,Mat*);
501: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJConcatenateSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,Mat*);
502: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJConcatenateSeqAIJNumeric(MPI_Comm,Mat,PetscInt,Mat);
503: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJ(MPI_Comm,Mat,PetscInt,PetscInt,MatReuse,Mat*);
504: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJSymbolic(MPI_Comm,Mat,PetscInt,PetscInt,Mat*);
505: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJNumeric(Mat,Mat);
506: PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMat(Mat,MatReuse,Mat*);
507: PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatCondensed(Mat,MatReuse,IS*,IS*,Mat*);
508: PETSC_EXTERN PetscErrorCode MatGetBrowsOfAcols(Mat,Mat,MatReuse,IS*,IS*,Mat*);
509: PETSC_EXTERN PetscErrorCode MatGetGhosts(Mat, PetscInt *,const PetscInt *[]);
511: PETSC_EXTERN PetscErrorCode MatIncreaseOverlap(Mat,PetscInt,IS[],PetscInt);
513: PETSC_EXTERN PetscErrorCode MatMatMult(Mat,Mat,MatReuse,PetscReal,Mat*);
514: PETSC_EXTERN PetscErrorCode MatMatMultSymbolic(Mat,Mat,PetscReal,Mat*);
515: PETSC_EXTERN PetscErrorCode MatMatMultNumeric(Mat,Mat,Mat);
517: PETSC_EXTERN PetscErrorCode MatMatMatMult(Mat,Mat,Mat,MatReuse,PetscReal,Mat*);
518: PETSC_EXTERN PetscErrorCode MatMatMatMultSymbolic(Mat,Mat,Mat,PetscReal,Mat*);
519: PETSC_EXTERN PetscErrorCode MatMatMatMultNumeric(Mat,Mat,Mat,Mat);
521: PETSC_EXTERN PetscErrorCode MatPtAP(Mat,Mat,MatReuse,PetscReal,Mat*);
522: PETSC_EXTERN PetscErrorCode MatPtAPSymbolic(Mat,Mat,PetscReal,Mat*);
523: PETSC_EXTERN PetscErrorCode MatPtAPNumeric(Mat,Mat,Mat);
524: PETSC_EXTERN PetscErrorCode MatRARt(Mat,Mat,MatReuse,PetscReal,Mat*);
525: PETSC_EXTERN PetscErrorCode MatRARtSymbolic(Mat,Mat,PetscReal,Mat*);
526: PETSC_EXTERN PetscErrorCode MatRARtNumeric(Mat,Mat,Mat);
528: PETSC_EXTERN PetscErrorCode MatTransposeMatMult(Mat,Mat,MatReuse,PetscReal,Mat*);
529: PETSC_EXTERN PetscErrorCode MatTransposetMatMultSymbolic(Mat,Mat,PetscReal,Mat*);
530: PETSC_EXTERN PetscErrorCode MatTransposetMatMultNumeric(Mat,Mat,Mat);
531: PETSC_EXTERN PetscErrorCode MatMatTransposeMult(Mat,Mat,MatReuse,PetscReal,Mat*);
532: PETSC_EXTERN PetscErrorCode MatMatTransposeMultSymbolic(Mat,Mat,PetscReal,Mat*);
533: PETSC_EXTERN PetscErrorCode MatMatTransposeMultNumeric(Mat,Mat,Mat);
535: PETSC_EXTERN PetscErrorCode MatAXPY(Mat,PetscScalar,Mat,MatStructure);
536: PETSC_EXTERN PetscErrorCode MatAYPX(Mat,PetscScalar,Mat,MatStructure);
538: PETSC_EXTERN PetscErrorCode MatScale(Mat,PetscScalar);
539: PETSC_EXTERN PetscErrorCode MatShift(Mat,PetscScalar);
541: PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping,ISLocalToGlobalMapping);
542: PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping*,ISLocalToGlobalMapping*);
543: PETSC_EXTERN PetscErrorCode MatGetLayouts(Mat,PetscLayout*,PetscLayout*);
544: PETSC_EXTERN PetscErrorCode MatZeroRowsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec);
545: PETSC_EXTERN PetscErrorCode MatZeroRowsLocalIS(Mat,IS,PetscScalar,Vec,Vec);
546: PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocal(Mat,PetscInt,const PetscInt [],PetscScalar,Vec,Vec);
547: PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocalIS(Mat,IS,PetscScalar,Vec,Vec);
548: PETSC_EXTERN PetscErrorCode MatSetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
549: PETSC_EXTERN PetscErrorCode MatSetValuesBlockedLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
551: PETSC_EXTERN PetscErrorCode MatStashSetInitialSize(Mat,PetscInt,PetscInt);
552: PETSC_EXTERN PetscErrorCode MatStashGetInfo(Mat,PetscInt*,PetscInt*,PetscInt*,PetscInt*);
554: PETSC_EXTERN PetscErrorCode MatInterpolate(Mat,Vec,Vec);
555: PETSC_EXTERN PetscErrorCode MatInterpolateAdd(Mat,Vec,Vec,Vec);
556: PETSC_EXTERN PetscErrorCode MatRestrict(Mat,Vec,Vec);
557: PETSC_EXTERN PetscErrorCode MatGetVecs(Mat,Vec*,Vec*);
558: PETSC_EXTERN PetscErrorCode MatGetRedundantMatrix(Mat,PetscInt,MPI_Comm,MatReuse,Mat*);
559: PETSC_EXTERN PetscErrorCode MatGetMultiProcBlock(Mat,MPI_Comm,MatReuse,Mat*);
560: PETSC_EXTERN PetscErrorCode MatFindZeroDiagonals(Mat,IS*);
561: PETSC_EXTERN PetscErrorCode MatFindOffBlockDiagonalEntries(Mat,IS*);
563: /*MC
564: MatSetValue - Set a single entry into a matrix.
566: Not collective
568: Synopsis:
569: #include <petscmat.h>
570: PetscErrorCode MatSetValue(Mat m,PetscInt row,PetscInt col,PetscScalar value,InsertMode mode)
572: Input Parameters:
573: + m - the matrix
574: . row - the row location of the entry
575: . col - the column location of the entry
576: . value - the value to insert
577: - mode - either INSERT_VALUES or ADD_VALUES
579: Notes:
580: For efficiency one should use MatSetValues() and set several or many
581: values simultaneously if possible.
583: Level: beginner
585: .seealso: MatSetValues(), MatSetValueLocal()
586: M*/
587: PETSC_STATIC_INLINE PetscErrorCode MatSetValue(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValues(v,1,&i,1,&j,&va,mode);}
589: PETSC_STATIC_INLINE PetscErrorCode MatGetValue(Mat v,PetscInt i,PetscInt j,PetscScalar *va) {return MatGetValues(v,1,&i,1,&j,va);}
591: PETSC_STATIC_INLINE PetscErrorCode MatSetValueLocal(Mat v,PetscInt i,PetscInt j,PetscScalar va,InsertMode mode) {return MatSetValuesLocal(v,1,&i,1,&j,&va,mode);}
593: /*MC
594: MatPreallocateInitialize - Begins the block of code that will count the number of nonzeros per
595: row in a matrix providing the data that one can use to correctly preallocate the matrix.
597: Synopsis:
598: #include <petscmat.h>
599: PetscErrorCode MatPreallocateInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz)
601: Collective on MPI_Comm
603: Input Parameters:
604: + comm - the communicator that will share the eventually allocated matrix
605: . nrows - the number of LOCAL rows in the matrix
606: - ncols - the number of LOCAL columns in the matrix
608: Output Parameters:
609: + dnz - the array that will be passed to the matrix preallocation routines
610: - ozn - the other array passed to the matrix preallocation routines
612: Level: intermediate
614: Notes:
615: See Users-Manual: Chapter 13 Hints for Performance Tuning for more details.
617: Do not malloc or free dnz and onz, that is handled internally by these routines
619: Use MatPreallocateInitializeSymmetric() for symmetric matrices (MPISBAIJ matrices)
621: This is a MACRO not a function because it has a leading { that is closed by PetscPreallocateFinalize().
623: Concepts: preallocation^Matrix
625: .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(),
626: MatPreallocateInitializeSymmetric(), MatPreallocateSymmetricSetLocalBlock()
627: M*/
628: #define MatPreallocateInitialize(comm,nrows,ncols,dnz,onz) 0; \
629: { \
630: PetscErrorCode _4_ierr; PetscInt __nrows = (nrows),__ctmp = (ncols),__rstart,__start,__end; \
631: _4_PetscCalloc2(__nrows,&dnz,__nrows,&onz);CHKERRQ(_4_ierr); \
632: __start = 0; __end = __start; \
633: _4_MPI_Scan(&__ctmp,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __start = __end - __ctmp;\
634: _4_MPI_Scan(&__nrows,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __rstart = __rstart - __nrows;
636: /*MC
637: MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be
638: inserted using a local number of the rows and columns
640: Synopsis:
641: #include <petscmat.h>
642: PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
644: Not Collective
646: Input Parameters:
647: + map - the row mapping from local numbering to global numbering
648: . nrows - the number of rows indicated
649: . rows - the indices of the rows
650: . cmap - the column mapping from local to global numbering
651: . ncols - the number of columns in the matrix
652: . cols - the columns indicated
653: . dnz - the array that will be passed to the matrix preallocation routines
654: - ozn - the other array passed to the matrix preallocation routines
656: Level: intermediate
658: Notes:
659: See Users-Manual: Chapter 13 Hints for Performance Tuning for more details.
661: Do not malloc or free dnz and onz, that is handled internally by these routines
663: Concepts: preallocation^Matrix
665: .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateInitialize(),
666: MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock()
667: M*/
668: #define MatPreallocateSetLocal(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \
669: {\
670: PetscInt __l;\
671: _4_ISLocalToGlobalMappingApply(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\
672: _4_ISLocalToGlobalMappingApply(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\
673: for (__l=0;__l<nrows;__l++) {\
674: _4_MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
675: }\
676: }
678: /*MC
679: MatPreallocateSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be
680: inserted using a local number of the rows and columns
682: Synopsis:
683: #include <petscmat.h>
684: PetscErrorCode MatPreallocateSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
686: Not Collective
688: Input Parameters:
689: + map - the row mapping from local numbering to global numbering
690: . nrows - the number of rows indicated
691: . rows - the indices of the rows
692: . cmap - the column mapping from local to global numbering
693: . ncols - the number of columns in the matrix
694: . cols - the columns indicated
695: . dnz - the array that will be passed to the matrix preallocation routines
696: - ozn - the other array passed to the matrix preallocation routines
698: Level: intermediate
700: Notes:
701: See Users-Manual: Chapter 13 Hints for Performance Tuning for more details.
703: Do not malloc or free dnz and onz, that is handled internally by these routines
705: Concepts: preallocation^Matrix
707: .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateInitialize(),
708: MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock()
709: M*/
710: #define MatPreallocateSetLocalBlock(rmap,nrows,rows,cmap,ncols,cols,dnz,onz) 0; \
711: {\
712: PetscInt __l;\
713: _4_ISLocalToGlobalMappingApplyBlock(rmap,nrows,rows,rows);CHKERRQ(_4_ierr);\
714: _4_ISLocalToGlobalMappingApplyBlock(cmap,ncols,cols,cols);CHKERRQ(_4_ierr);\
715: for (__l=0;__l<nrows;__l++) {\
716: _4_MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
717: }\
718: }
720: /*MC
721: MatPreallocateSymmetricSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be
722: inserted using a local number of the rows and columns
724: Synopsis:
725: #include <petscmat.h>
726: PetscErrorCode MatPreallocateSymmetricSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
728: Not Collective
730: Input Parameters:
731: + map - the mapping between local numbering and global numbering
732: . nrows - the number of rows indicated
733: . rows - the indices of the rows
734: . ncols - the number of columns in the matrix
735: . cols - the columns indicated
736: . dnz - the array that will be passed to the matrix preallocation routines
737: - ozn - the other array passed to the matrix preallocation routines
739: Level: intermediate
741: Notes:
742: See Users-Manual: Chapter 13 Hints for Performance Tuning for more details.
744: Do not malloc or free dnz and onz that is handled internally by these routines
746: Concepts: preallocation^Matrix
748: .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateInitialize(),
749: MatPreallocateInitialize(), MatPreallocateSetLocal()
750: M*/
751: #define MatPreallocateSymmetricSetLocalBlock(map,nrows,rows,ncols,cols,dnz,onz) 0;\
752: {\
753: PetscInt __l;\
754: _4_ISLocalToGlobalMappingApplyBlock(map,nrows,rows,rows);CHKERRQ(_4_ierr);\
755: _4_ISLocalToGlobalMappingApplyBlock(map,ncols,cols,cols);CHKERRQ(_4_ierr);\
756: for (__l=0;__l<nrows;__l++) {\
757: _4_MatPreallocateSymmetricSetBlock((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
758: }\
759: }
760: /*MC
761: MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be
762: inserted using a local number of the rows and columns
764: Synopsis:
765: #include <petscmat.h>
766: PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
768: Not Collective
770: Input Parameters:
771: + row - the row
772: . ncols - the number of columns in the matrix
773: - cols - the columns indicated
775: Output Parameters:
776: + dnz - the array that will be passed to the matrix preallocation routines
777: - ozn - the other array passed to the matrix preallocation routines
779: Level: intermediate
781: Notes:
782: See Users-Manual: Chapter 13 Hints for Performance Tuning for more details.
784: Do not malloc or free dnz and onz that is handled internally by these routines
786: This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize().
788: Concepts: preallocation^Matrix
790: .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateInitialize(),
791: MatPreallocateInitialize(), MatPreallocateSetLocal()
792: M*/
793: #define MatPreallocateSet(row,nc,cols,dnz,onz) 0;\
794: { PetscInt __i; \
795: 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);\
796: 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);\
797: for (__i=0; __i<nc; __i++) {\
798: if ((cols)[__i] < __start || (cols)[__i] >= __end) onz[row - __rstart]++; \
799: else dnz[row - __rstart]++;\
800: }\
801: }
803: /*MC
804: MatPreallocateSymmetricSetBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be
805: inserted using a local number of the rows and columns
807: Synopsis:
808: #include <petscmat.h>
809: PetscErrorCode MatPreallocateSymmetricSetBlock(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
811: Not Collective
813: Input Parameters:
814: + nrows - the number of rows indicated
815: . rows - the indices of the rows
816: . ncols - the number of columns in the matrix
817: . cols - the columns indicated
818: . dnz - the array that will be passed to the matrix preallocation routines
819: - ozn - the other array passed to the matrix preallocation routines
821: Level: intermediate
823: Notes:
824: See Users-Manual: Chapter 13 Hints for Performance Tuning for more details.
826: Do not malloc or free dnz and onz that is handled internally by these routines
828: This is a MACRO not a function because it uses variables declared in MatPreallocateInitialize().
830: Concepts: preallocation^Matrix
832: .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateInitialize(),
833: MatPreallocateInitialize(), MatPreallocateSymmetricSetLocalBlock(), MatPreallocateSetLocal()
834: M*/
835: #define MatPreallocateSymmetricSetBlock(row,nc,cols,dnz,onz) 0;\
836: { PetscInt __i; \
837: for (__i=0; __i<nc; __i++) {\
838: if (cols[__i] >= __end) onz[row - __rstart]++; \
839: else if (cols[__i] >= row) dnz[row - __rstart]++;\
840: }\
841: }
843: /*MC
844: MatPreallocateLocation - An alternative to MatPreallocationSet() that puts the nonzero locations into the matrix if it exists
846: Synopsis:
847: #include <petscmat.h>
848: PetscErrorCode MatPreallocateLocations(Mat A,PetscInt row,PetscInt ncols,PetscInt *cols,PetscInt *dnz,PetscInt *onz)
850: Not Collective
852: Input Parameters:
853: . A - matrix
854: . row - row where values exist (must be local to this process)
855: . ncols - number of columns
856: . cols - columns with nonzeros
857: . dnz - the array that will be passed to the matrix preallocation routines
858: - ozn - the other array passed to the matrix preallocation routines
860: Level: intermediate
862: Notes:
863: See Users-Manual: Chapter 13 Hints for Performance Tuning for more details.
865: Do not malloc or free dnz and onz that is handled internally by these routines
867: This is a MACRO not a function because it uses a bunch of variables private to the MatPreallocation.... routines.
869: Concepts: preallocation^Matrix
871: .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(),
872: MatPreallocateSymmetricSetLocalBlock()
873: M*/
874: #define MatPreallocateLocation(A,row,ncols,cols,dnz,onz) 0;if (A) {MatSetValues(A,1,&row,ncols,cols,NULL,INSERT_VALUES);} else { MatPreallocateSet(row,ncols,cols,dnz,onz);}
877: /*MC
878: MatPreallocateFinalize - Ends the block of code that will count the number of nonzeros per
879: row in a matrix providing the data that one can use to correctly preallocate the matrix.
881: Synopsis:
882: #include <petscmat.h>
883: PetscErrorCode MatPreallocateFinalize(PetscInt *dnz, PetscInt *onz)
885: Collective on MPI_Comm
887: Input Parameters:
888: + dnz - the array that was be passed to the matrix preallocation routines
889: - ozn - the other array passed to the matrix preallocation routines
891: Level: intermediate
893: Notes:
894: See Users-Manual: Chapter 13 Hints for Performance Tuning for more details.
896: Do not malloc or free dnz and onz that is handled internally by these routines
898: This is a MACRO not a function because it closes the { started in MatPreallocateInitialize().
900: Concepts: preallocation^Matrix
902: .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSetBlock(), MatPreallocateSetLocal(),
903: MatPreallocateSymmetricSetLocalBlock()
904: M*/
905: #define MatPreallocateFinalize(dnz,onz) 0;_4_PetscFree2(dnz,onz);CHKERRQ(_4_ierr);}
907: /* Routines unique to particular data structures */
908: PETSC_EXTERN PetscErrorCode MatShellGetContext(Mat,void *);
910: PETSC_EXTERN PetscErrorCode MatInodeAdjustForInodes(Mat,IS*,IS*);
911: PETSC_EXTERN PetscErrorCode MatInodeGetInodeSizes(Mat,PetscInt *,PetscInt *[],PetscInt *);
913: PETSC_EXTERN PetscErrorCode MatSeqAIJSetColumnIndices(Mat,PetscInt[]);
914: PETSC_EXTERN PetscErrorCode MatSeqBAIJSetColumnIndices(Mat,PetscInt[]);
915: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
916: PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
917: PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
918: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJFromTriple(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*,PetscInt,PetscBool);
920: #define MAT_SKIP_ALLOCATION -4
922: PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]);
923: PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]);
924: PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocation(Mat,PetscInt,const PetscInt[]);
926: PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
927: PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
928: PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
929: PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocationCSR(Mat,const PetscInt [],const PetscInt [],const PetscScalar []);
930: PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
931: PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocationCSR(Mat,const PetscInt[],const PetscInt[],const PetscScalar[]);
932: PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
933: PETSC_EXTERN PetscErrorCode MatMPIAdjSetPreallocation(Mat,PetscInt[],PetscInt[],PetscInt[]);
934: PETSC_EXTERN PetscErrorCode MatMPIDenseSetPreallocation(Mat,PetscScalar[]);
935: PETSC_EXTERN PetscErrorCode MatSeqDenseSetPreallocation(Mat,PetscScalar[]);
936: PETSC_EXTERN PetscErrorCode MatMPIAIJGetSeqAIJ(Mat,Mat*,Mat*,const PetscInt*[]);
937: PETSC_EXTERN PetscErrorCode MatMPIBAIJGetSeqBAIJ(Mat,Mat*,Mat*,const PetscInt*[]);
938: PETSC_EXTERN PetscErrorCode MatMPIAdjCreateNonemptySubcommMat(Mat,Mat*);
940: PETSC_EXTERN PetscErrorCode MatSeqDenseSetLDA(Mat,PetscInt);
941: PETSC_EXTERN PetscErrorCode MatDenseGetLocalMatrix(Mat,Mat*);
943: PETSC_EXTERN PetscErrorCode MatStoreValues(Mat);
944: PETSC_EXTERN PetscErrorCode MatRetrieveValues(Mat);
946: PETSC_EXTERN PetscErrorCode MatDAADSetCtx(Mat,void*);
948: PETSC_EXTERN PetscErrorCode MatFindNonzeroRows(Mat,IS*);
949: /*
950: These routines are not usually accessed directly, rather solving is
951: done through the KSP and PC interfaces.
952: */
954: /*J
955: MatOrderingType - String with the name of a PETSc matrix ordering
957: Level: beginner
959: .seealso: MatGetOrdering()
960: J*/
961: typedef const char* MatOrderingType;
962: #define MATORDERINGNATURAL "natural"
963: #define MATORDERINGND "nd"
964: #define MATORDERING1WD "1wd"
965: #define MATORDERINGRCM "rcm"
966: #define MATORDERINGQMD "qmd"
967: #define MATORDERINGROWLENGTH "rowlength"
968: #define MATORDERINGWBM "wbm"
969: #define MATORDERINGSPECTRAL "spectral"
970: #define MATORDERINGAMD "amd" /* only works if UMFPACK is installed with PETSc */
972: PETSC_EXTERN PetscErrorCode MatGetOrdering(Mat,MatOrderingType,IS*,IS*);
973: PETSC_EXTERN PetscErrorCode MatGetOrderingList(PetscFunctionList*);
974: PETSC_EXTERN PetscErrorCode MatOrderingRegister(const char[],PetscErrorCode(*)(Mat,MatOrderingType,IS*,IS*));
975: PETSC_EXTERN PetscErrorCode MatOrderingRegisterAll(void);
976: PETSC_EXTERN PetscBool MatOrderingRegisterAllCalled;
977: PETSC_EXTERN PetscFunctionList MatOrderingList;
979: PETSC_EXTERN PetscErrorCode MatReorderForNonzeroDiagonal(Mat,PetscReal,IS,IS);
980: PETSC_EXTERN PetscErrorCode MatCreateLaplacian(Mat,PetscReal,PetscBool,Mat*);
982: /*S
983: MatFactorShiftType - Numeric Shift.
985: Level: beginner
987: S*/
988: typedef enum {MAT_SHIFT_NONE,MAT_SHIFT_NONZERO,MAT_SHIFT_POSITIVE_DEFINITE,MAT_SHIFT_INBLOCKS} MatFactorShiftType;
989: PETSC_EXTERN const char *const MatFactorShiftTypes[];
990: PETSC_EXTERN const char *const MatFactorShiftTypesDetail[];
992: /*S
993: MatFactorInfo - Data passed into the matrix factorization routines
995: In Fortran these are simply double precision arrays of size MAT_FACTORINFO_SIZE, that is use
996: $ MatFactorInfo info(MAT_FACTORINFO_SIZE)
998: Notes: These are not usually directly used by users, instead use PC type of LU, ILU, CHOLESKY or ICC.
1000: You can use MatFactorInfoInitialize() to set default values.
1002: Level: developer
1004: .seealso: MatLUFactorSymbolic(), MatILUFactorSymbolic(), MatCholeskyFactorSymbolic(), MatICCFactorSymbolic(), MatICCFactor(),
1005: MatFactorInfoInitialize()
1007: S*/
1008: typedef struct {
1009: PetscReal diagonal_fill; /* force diagonal to fill in if initially not filled */
1010: PetscReal usedt;
1011: PetscReal dt; /* drop tolerance */
1012: PetscReal dtcol; /* tolerance for pivoting */
1013: PetscReal dtcount; /* maximum nonzeros to be allowed per row */
1014: PetscReal fill; /* expected fill, nonzeros in factored matrix/nonzeros in original matrix */
1015: PetscReal levels; /* ICC/ILU(levels) */
1016: PetscReal pivotinblocks; /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0
1017: factorization may be faster if do not pivot */
1018: PetscReal zeropivot; /* pivot is called zero if less than this */
1019: PetscReal shifttype; /* type of shift added to matrix factor to prevent zero pivots */
1020: PetscReal shiftamount; /* how large the shift is */
1021: } MatFactorInfo;
1023: PETSC_EXTERN PetscErrorCode MatFactorInfoInitialize(MatFactorInfo*);
1024: PETSC_EXTERN PetscErrorCode MatCholeskyFactor(Mat,IS,const MatFactorInfo*);
1025: PETSC_EXTERN PetscErrorCode MatCholeskyFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*);
1026: PETSC_EXTERN PetscErrorCode MatCholeskyFactorNumeric(Mat,Mat,const MatFactorInfo*);
1027: PETSC_EXTERN PetscErrorCode MatLUFactor(Mat,IS,IS,const MatFactorInfo*);
1028: PETSC_EXTERN PetscErrorCode MatILUFactor(Mat,IS,IS,const MatFactorInfo*);
1029: PETSC_EXTERN PetscErrorCode MatLUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*);
1030: PETSC_EXTERN PetscErrorCode MatILUFactorSymbolic(Mat,Mat,IS,IS,const MatFactorInfo*);
1031: PETSC_EXTERN PetscErrorCode MatICCFactorSymbolic(Mat,Mat,IS,const MatFactorInfo*);
1032: PETSC_EXTERN PetscErrorCode MatICCFactor(Mat,IS,const MatFactorInfo*);
1033: PETSC_EXTERN PetscErrorCode MatLUFactorNumeric(Mat,Mat,const MatFactorInfo*);
1034: PETSC_EXTERN PetscErrorCode MatGetInertia(Mat,PetscInt*,PetscInt*,PetscInt*);
1035: PETSC_EXTERN PetscErrorCode MatSolve(Mat,Vec,Vec);
1036: PETSC_EXTERN PetscErrorCode MatForwardSolve(Mat,Vec,Vec);
1037: PETSC_EXTERN PetscErrorCode MatBackwardSolve(Mat,Vec,Vec);
1038: PETSC_EXTERN PetscErrorCode MatSolveAdd(Mat,Vec,Vec,Vec);
1039: PETSC_EXTERN PetscErrorCode MatSolveTranspose(Mat,Vec,Vec);
1040: PETSC_EXTERN PetscErrorCode MatSolveTransposeAdd(Mat,Vec,Vec,Vec);
1041: PETSC_EXTERN PetscErrorCode MatSolves(Mat,Vecs,Vecs);
1043: PETSC_EXTERN PetscErrorCode MatSetUnfactored(Mat);
1045: /*E
1046: MatSORType - What type of (S)SOR to perform
1048: Level: beginner
1050: May be bitwise ORd together
1052: Any additions/changes here MUST also be made in include/finclude/petscmat.h
1054: MatSORType may be bitwise ORd together, so do not change the numbers
1056: .seealso: MatSOR()
1057: E*/
1058: typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3,
1059: SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8,
1060: SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16,
1061: SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType;
1062: PETSC_EXTERN PetscErrorCode MatSOR(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec);
1064: /*
1065: These routines are for efficiently computing Jacobians via finite differences.
1066: */
1068: /*S
1069: MatColoring - Object for managing the coloring of matrices.
1071: Level: beginner
1073: Concepts: matrix, coloring
1075: .seealso: MatFDColoringCreate() ISColoring MatFDColoring
1076: S*/
1077: typedef struct _p_MatColoring* MatColoring;
1078: /*J
1079: MatColoringType - String with the name of a PETSc matrix coloring
1081: Level: beginner
1083: .seealso: MatColoringSetType(), MatColoring
1084: J*/
1086: typedef const char* MatColoringType;
1087: #define MATCOLORINGJP "jp"
1088: #define MATCOLORINGPOWER "power"
1089: #define MATCOLORINGNATURAL "natural"
1090: #define MATCOLORINGSL "sl"
1091: #define MATCOLORINGLF "lf"
1092: #define MATCOLORINGID "id"
1093: #define MATCOLORINGGREEDY "greedy"
1095: /*E
1096: MatColoringWeightType - Type of weight scheme
1098: Not Collective
1100: + MAT_COLORING_RANDOM - Random weights
1101: . MAT_COLORING_LEXICAL - Lexical weighting based upon global numbering.
1102: - MAT_COLORING_LF - Last-first weighting.
1104: Level: intermediate
1106: Any additions/changes here MUST also be made in include/finclude/petscmat.h
1108: .seealso: MatCUSPSetFormat(), MatCUSPFormatOperation
1109: E*/
1110: typedef enum {MAT_COLORING_WEIGHT_RANDOM,MAT_COLORING_WEIGHT_LEXICAL,MAT_COLORING_WEIGHT_LF,MAT_COLORING_WEIGHT_SL} MatColoringWeightType;
1112: PETSC_EXTERN PetscErrorCode MatColoringCreate(Mat,MatColoring*);
1113: PETSC_EXTERN PetscErrorCode MatColoringGetDegrees(Mat,PetscInt,PetscInt*);
1114: PETSC_EXTERN PetscErrorCode MatColoringDestroy(MatColoring*);
1115: PETSC_EXTERN PetscErrorCode MatColoringView(MatColoring,PetscViewer);
1116: PETSC_EXTERN PetscErrorCode MatColoringSetType(MatColoring,MatColoringType);
1117: PETSC_EXTERN PetscErrorCode MatColoringSetFromOptions(MatColoring);
1118: PETSC_EXTERN PetscErrorCode MatColoringSetDistance(MatColoring,PetscInt);
1119: PETSC_EXTERN PetscErrorCode MatColoringGetDistance(MatColoring,PetscInt*);
1120: PETSC_EXTERN PetscErrorCode MatColoringSetMaxColors(MatColoring,PetscInt);
1121: PETSC_EXTERN PetscErrorCode MatColoringGetMaxColors(MatColoring,PetscInt*);
1122: PETSC_EXTERN PetscErrorCode MatColoringApply(MatColoring,ISColoring*);
1123: PETSC_EXTERN PetscErrorCode MatColoringRegisterAll(void);
1124: PETSC_EXTERN PetscErrorCode MatColoringRegister(const char[],PetscErrorCode(*)(MatColoring));
1125: PETSC_EXTERN PetscBool MatColoringRegisterAllCalled;
1126: PETSC_EXTERN PetscErrorCode MatColoringPatch(Mat,PetscInt,PetscInt,ISColoringValue[],ISColoring*);
1127: PETSC_EXTERN PetscErrorCode MatColoringSetWeightType(MatColoring,MatColoringWeightType);
1128: PETSC_EXTERN PetscErrorCode MatColoringSetWeights(MatColoring,PetscReal*,PetscInt*);
1129: PETSC_EXTERN PetscErrorCode MatColoringCreateWeights(MatColoring,PetscReal **,PetscInt **lperm);
1131: /*S
1132: MatFDColoring - Object for computing a sparse Jacobian via finite differences
1133: and coloring
1135: Level: beginner
1137: Concepts: coloring, sparse Jacobian, finite differences
1139: .seealso: MatFDColoringCreate()
1140: S*/
1141: typedef struct _p_MatFDColoring* MatFDColoring;
1143: PETSC_EXTERN PetscErrorCode MatFDColoringCreate(Mat,ISColoring,MatFDColoring *);
1144: PETSC_EXTERN PetscErrorCode MatFDColoringDestroy(MatFDColoring*);
1145: PETSC_EXTERN PetscErrorCode MatFDColoringView(MatFDColoring,PetscViewer);
1146: PETSC_EXTERN PetscErrorCode MatFDColoringSetFunction(MatFDColoring,PetscErrorCode (*)(void),void*);
1147: PETSC_EXTERN PetscErrorCode MatFDColoringGetFunction(MatFDColoring,PetscErrorCode (**)(void),void**);
1148: PETSC_EXTERN PetscErrorCode MatFDColoringSetParameters(MatFDColoring,PetscReal,PetscReal);
1149: PETSC_EXTERN PetscErrorCode MatFDColoringSetFromOptions(MatFDColoring);
1150: PETSC_EXTERN PetscErrorCode MatFDColoringApply(Mat,MatFDColoring,Vec,void *);
1151: PETSC_EXTERN PetscErrorCode MatFDColoringSetF(MatFDColoring,Vec);
1152: PETSC_EXTERN PetscErrorCode MatFDColoringGetPerturbedColumns(MatFDColoring,PetscInt*,PetscInt*[]);
1153: PETSC_EXTERN PetscErrorCode MatFDColoringSetUp(Mat,ISColoring,MatFDColoring);
1154: PETSC_EXTERN PetscErrorCode MatFDColoringSetBlockSize(MatFDColoring,PetscInt,PetscInt);
1157: /*S
1158: MatTransposeColoring - Object for computing a sparse matrix product C=A*B^T via coloring
1160: Level: beginner
1162: Concepts: coloring, sparse matrix product
1164: .seealso: MatTransposeColoringCreate()
1165: S*/
1166: typedef struct _p_MatTransposeColoring* MatTransposeColoring;
1168: PETSC_EXTERN PetscErrorCode MatTransposeColoringCreate(Mat,ISColoring,MatTransposeColoring *);
1169: PETSC_EXTERN PetscErrorCode MatTransColoringApplySpToDen(MatTransposeColoring,Mat,Mat);
1170: PETSC_EXTERN PetscErrorCode MatTransColoringApplyDenToSp(MatTransposeColoring,Mat,Mat);
1171: PETSC_EXTERN PetscErrorCode MatTransposeColoringDestroy(MatTransposeColoring*);
1173: /*
1174: These routines are for partitioning matrices: currently used only
1175: for adjacency matrix, MatCreateMPIAdj().
1176: */
1178: /*S
1179: MatPartitioning - Object for managing the partitioning of a matrix or graph
1181: Level: beginner
1183: Concepts: partitioning
1185: .seealso: MatPartitioningCreate(), MatPartitioningType
1186: S*/
1187: typedef struct _p_MatPartitioning* MatPartitioning;
1189: /*J
1190: MatPartitioningType - String with the name of a PETSc matrix partitioning
1192: Level: beginner
1193: dm
1194: .seealso: MatPartitioningCreate(), MatPartitioning
1195: J*/
1196: typedef const char* MatPartitioningType;
1197: #define MATPARTITIONINGCURRENT "current"
1198: #define MATPARTITIONINGSQUARE "square"
1199: #define MATPARTITIONINGPARMETIS "parmetis"
1200: #define MATPARTITIONINGCHACO "chaco"
1201: #define MATPARTITIONINGPARTY "party"
1202: #define MATPARTITIONINGPTSCOTCH "ptscotch"
1205: PETSC_EXTERN PetscErrorCode MatPartitioningCreate(MPI_Comm,MatPartitioning*);
1206: PETSC_EXTERN PetscErrorCode MatPartitioningSetType(MatPartitioning,MatPartitioningType);
1207: PETSC_EXTERN PetscErrorCode MatPartitioningSetNParts(MatPartitioning,PetscInt);
1208: PETSC_EXTERN PetscErrorCode MatPartitioningSetAdjacency(MatPartitioning,Mat);
1209: PETSC_EXTERN PetscErrorCode MatPartitioningSetVertexWeights(MatPartitioning,const PetscInt[]);
1210: PETSC_EXTERN PetscErrorCode MatPartitioningSetPartitionWeights(MatPartitioning,const PetscReal []);
1211: PETSC_EXTERN PetscErrorCode MatPartitioningApply(MatPartitioning,IS*);
1212: PETSC_EXTERN PetscErrorCode MatPartitioningDestroy(MatPartitioning*);
1214: PETSC_EXTERN PetscErrorCode MatPartitioningRegister(const char[],PetscErrorCode (*)(MatPartitioning));
1216: PETSC_EXTERN PetscBool MatPartitioningRegisterAllCalled;
1218: PETSC_EXTERN PetscErrorCode MatPartitioningRegisterAll(void);
1220: PETSC_EXTERN PetscErrorCode MatPartitioningView(MatPartitioning,PetscViewer);
1221: PETSC_EXTERN PetscErrorCode MatPartitioningSetFromOptions(MatPartitioning);
1222: PETSC_EXTERN PetscErrorCode MatPartitioningGetType(MatPartitioning,MatPartitioningType*);
1224: PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetCoarseSequential(MatPartitioning);
1225: PETSC_EXTERN PetscErrorCode MatPartitioningParmetisGetEdgeCut(MatPartitioning, PetscInt *);
1227: typedef enum { MP_CHACO_MULTILEVEL=1,MP_CHACO_SPECTRAL=2,MP_CHACO_LINEAR=4,MP_CHACO_RANDOM=5,MP_CHACO_SCATTERED=6 } MPChacoGlobalType;
1228: PETSC_EXTERN const char *const MPChacoGlobalTypes[];
1229: typedef enum { MP_CHACO_KERNIGHAN=1,MP_CHACO_NONE=2 } MPChacoLocalType;
1230: PETSC_EXTERN const char *const MPChacoLocalTypes[];
1231: typedef enum { MP_CHACO_LANCZOS=0,MP_CHACO_RQI=1 } MPChacoEigenType;
1232: PETSC_EXTERN const char *const MPChacoEigenTypes[];
1234: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetGlobal(MatPartitioning,MPChacoGlobalType);
1235: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetGlobal(MatPartitioning,MPChacoGlobalType*);
1236: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetLocal(MatPartitioning,MPChacoLocalType);
1237: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetLocal(MatPartitioning,MPChacoLocalType*);
1238: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetCoarseLevel(MatPartitioning,PetscReal);
1239: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning,MPChacoEigenType);
1240: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenSolver(MatPartitioning,MPChacoEigenType*);
1241: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenTol(MatPartitioning,PetscReal);
1242: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenTol(MatPartitioning,PetscReal*);
1243: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning,PetscInt);
1244: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenNumber(MatPartitioning,PetscInt*);
1246: #define MP_PARTY_OPT "opt"
1247: #define MP_PARTY_LIN "lin"
1248: #define MP_PARTY_SCA "sca"
1249: #define MP_PARTY_RAN "ran"
1250: #define MP_PARTY_GBF "gbf"
1251: #define MP_PARTY_GCF "gcf"
1252: #define MP_PARTY_BUB "bub"
1253: #define MP_PARTY_DEF "def"
1254: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetGlobal(MatPartitioning,const char*);
1255: #define MP_PARTY_HELPFUL_SETS "hs"
1256: #define MP_PARTY_KERNIGHAN_LIN "kl"
1257: #define MP_PARTY_NONE "no"
1258: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetLocal(MatPartitioning,const char*);
1259: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetCoarseLevel(MatPartitioning,PetscReal);
1260: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetBipart(MatPartitioning,PetscBool);
1261: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetMatchOptimization(MatPartitioning,PetscBool);
1263: typedef enum { MP_PTSCOTCH_QUALITY,MP_PTSCOTCH_SPEED,MP_PTSCOTCH_BALANCE,MP_PTSCOTCH_SAFETY,MP_PTSCOTCH_SCALABILITY } MPPTScotchStrategyType;
1264: PETSC_EXTERN const char *const MPPTScotchStrategyTypes[];
1266: PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetImbalance(MatPartitioning,PetscReal);
1267: PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetImbalance(MatPartitioning,PetscReal*);
1268: PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetStrategy(MatPartitioning,MPPTScotchStrategyType);
1269: PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetStrategy(MatPartitioning,MPPTScotchStrategyType*);
1271: /*
1272: These routines are for coarsening matrices:
1273: */
1275: /*S
1276: MatCoarsen - Object for managing the coarsening of a graph (symmetric matrix)
1278: Level: beginner
1280: Concepts: coarsen
1282: .seealso: MatCoarsenCreate), MatCoarsenType
1283: S*/
1284: typedef struct _p_MatCoarsen* MatCoarsen;
1286: /*J
1287: MatCoarsenType - String with the name of a PETSc matrix coarsen
1289: Level: beginner
1291: .seealso: MatCoarsenCreate(), MatCoarsen
1292: J*/
1293: typedef const char* MatCoarsenType;
1294: #define MATCOARSENMIS "mis"
1295: #define MATCOARSENHEM "hem"
1297: /* linked list for aggregates */
1298: typedef struct _PetscCDIntNd{
1299: struct _PetscCDIntNd *next;
1300: PetscInt gid;
1301: }PetscCDIntNd;
1303: /* only used by node pool */
1304: typedef struct _PetscCDArrNd{
1305: struct _PetscCDArrNd *next;
1306: struct _PetscCDIntNd *array;
1307: }PetscCDArrNd;
1309: typedef struct _PetscCoarsenData{
1310: PetscCDArrNd pool_list; /* node pool */
1311: PetscCDIntNd *new_node;
1312: PetscInt new_left;
1313: PetscInt chk_sz;
1314: PetscCDIntNd *extra_nodes;
1315: PetscCDIntNd **array; /* Array of lists */
1316: PetscInt size;
1317: Mat mat; /* cache a Mat for communication data */
1318: }PetscCoarsenData;
1320: PETSC_EXTERN PetscErrorCode MatCoarsenCreate(MPI_Comm,MatCoarsen*);
1321: PETSC_EXTERN PetscErrorCode MatCoarsenSetType(MatCoarsen,MatCoarsenType);
1322: PETSC_EXTERN PetscErrorCode MatCoarsenSetAdjacency(MatCoarsen,Mat);
1323: PETSC_EXTERN PetscErrorCode MatCoarsenSetGreedyOrdering(MatCoarsen,const IS);
1324: PETSC_EXTERN PetscErrorCode MatCoarsenSetStrictAggs(MatCoarsen,PetscBool);
1325: PETSC_EXTERN PetscErrorCode MatCoarsenSetVerbose(MatCoarsen,PetscInt);
1326: PETSC_EXTERN PetscErrorCode MatCoarsenGetData( MatCoarsen, PetscCoarsenData ** );
1327: PETSC_EXTERN PetscErrorCode MatCoarsenApply(MatCoarsen);
1328: PETSC_EXTERN PetscErrorCode MatCoarsenDestroy(MatCoarsen*);
1330: PETSC_EXTERN PetscErrorCode MatCoarsenRegister(const char[],PetscErrorCode (*)(MatCoarsen));
1332: PETSC_EXTERN PetscBool MatCoarsenRegisterAllCalled;
1334: PETSC_EXTERN PetscErrorCode MatCoarsenRegisterAll(void);
1336: PETSC_EXTERN PetscErrorCode MatCoarsenView(MatCoarsen,PetscViewer);
1337: PETSC_EXTERN PetscErrorCode MatCoarsenSetFromOptions(MatCoarsen);
1338: PETSC_EXTERN PetscErrorCode MatCoarsenGetType(MatCoarsen,MatCoarsenType*);
1339: PETSC_STATIC_INLINE PetscErrorCode MatCoarsenViewFromOptions(MatCoarsen A,const char prefix[],const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,prefix,name);}
1341: PETSC_EXTERN PetscErrorCode MatMeshToVertexGraph(Mat,PetscInt,Mat*);
1342: PETSC_EXTERN PetscErrorCode MatMeshToCellGraph(Mat,PetscInt,Mat*);
1344: /*
1345: If you add entries here you must also add them to finclude/petscmat.h
1346: */
1347: typedef enum { MATOP_SET_VALUES=0,
1348: MATOP_GET_ROW=1,
1349: MATOP_RESTORE_ROW=2,
1350: MATOP_MULT=3,
1351: MATOP_MULT_ADD=4,
1352: MATOP_MULT_TRANSPOSE=5,
1353: MATOP_MULT_TRANSPOSE_ADD=6,
1354: MATOP_SOLVE=7,
1355: MATOP_SOLVE_ADD=8,
1356: MATOP_SOLVE_TRANSPOSE=9,
1357: MATOP_SOLVE_TRANSPOSE_ADD=10,
1358: MATOP_LUFACTOR=11,
1359: MATOP_CHOLESKYFACTOR=12,
1360: MATOP_SOR=13,
1361: MATOP_TRANSPOSE=14,
1362: MATOP_GETINFO=15,
1363: MATOP_EQUAL=16,
1364: MATOP_GET_DIAGONAL=17,
1365: MATOP_DIAGONAL_SCALE=18,
1366: MATOP_NORM=19,
1367: MATOP_ASSEMBLY_BEGIN=20,
1368: MATOP_ASSEMBLY_END=21,
1369: MATOP_SET_OPTION=22,
1370: MATOP_ZERO_ENTRIES=23,
1371: MATOP_ZERO_ROWS=24,
1372: MATOP_LUFACTOR_SYMBOLIC=25,
1373: MATOP_LUFACTOR_NUMERIC=26,
1374: MATOP_CHOLESKY_FACTOR_SYMBOLIC=27,
1375: MATOP_CHOLESKY_FACTOR_NUMERIC=28,
1376: MATOP_SETUP_PREALLOCATION=29,
1377: MATOP_ILUFACTOR_SYMBOLIC=30,
1378: MATOP_ICCFACTOR_SYMBOLIC=31,
1379: /* MATOP_PLACEHOLDER_32=32, */
1380: /* MATOP_PLACEHOLDER_33=33, */
1381: MATOP_DUPLICATE=34,
1382: MATOP_FORWARD_SOLVE=35,
1383: MATOP_BACKWARD_SOLVE=36,
1384: MATOP_ILUFACTOR=37,
1385: MATOP_ICCFACTOR=38,
1386: MATOP_AXPY=39,
1387: MATOP_GET_SUBMATRICES=40,
1388: MATOP_INCREASE_OVERLAP=41,
1389: MATOP_GET_VALUES=42,
1390: MATOP_COPY=43,
1391: MATOP_GET_ROW_MAX=44,
1392: MATOP_SCALE=45,
1393: MATOP_SHIFT=46,
1394: MATOP_DIAGONAL_SET=47,
1395: MATOP_ZERO_ROWS_COLUMNS=48,
1396: MATOP_SET_RANDOM=49,
1397: MATOP_GET_ROW_IJ=50,
1398: MATOP_RESTORE_ROW_IJ=51,
1399: MATOP_GET_COLUMN_IJ=52,
1400: MATOP_RESTORE_COLUMN_IJ=53,
1401: MATOP_FDCOLORING_CREATE=54,
1402: MATOP_COLORING_PATCH=55,
1403: MATOP_SET_UNFACTORED=56,
1404: MATOP_PERMUTE=57,
1405: MATOP_SET_VALUES_BLOCKED=58,
1406: MATOP_GET_SUBMATRIX=59,
1407: MATOP_DESTROY=60,
1408: MATOP_VIEW=61,
1409: MATOP_CONVERT_FROM=62,
1410: MATOP_MATMAT_MULT=63,
1411: MATOP_MATMAT_MULT_SYMBOLIC=64,
1412: MATOP_MATMAT_MULT_NUMERIC=65,
1413: MATOP_SET_LOCAL_TO_GLOBAL_MAP=66,
1414: MATOP_SET_VALUES_LOCAL=67,
1415: MATOP_ZERO_ROWS_LOCAL=68,
1416: MATOP_GET_ROW_MAX_ABS=69,
1417: MATOP_GET_ROW_MIN_ABS=70,
1418: MATOP_CONVERT=71,
1419: MATOP_SET_COLORING=72,
1420: /* MATOP_PLACEHOLDER_73=73, */
1421: MATOP_SET_VALUES_ADIFOR=74,
1422: MATOP_FD_COLORING_APPLY=75,
1423: MATOP_SET_FROM_OPTIONS=76,
1424: MATOP_MULT_CONSTRAINED=77,
1425: MATOP_MULT_TRANSPOSE_CONSTRAIN=78,
1426: MATOP_FIND_ZERO_DIAGONALS=79,
1427: MATOP_MULT_MULTIPLE=80,
1428: MATOP_SOLVE_MULTIPLE=81,
1429: MATOP_GET_INERTIA=82,
1430: MATOP_LOAD=83,
1431: MATOP_IS_SYMMETRIC=84,
1432: MATOP_IS_HERMITIAN=85,
1433: MATOP_IS_STRUCTURALLY_SYMMETRIC=86,
1434: MATOP_SET_VALUES_BLOCKEDLOCAL=87,
1435: MATOP_GET_VECS=88,
1436: MATOP_MAT_MULT=89,
1437: MATOP_MAT_MULT_SYMBOLIC=90,
1438: MATOP_MAT_MULT_NUMERIC=91,
1439: MATOP_PTAP=92,
1440: MATOP_PTAP_SYMBOLIC=93,
1441: MATOP_PTAP_NUMERIC=94,
1442: MATOP_MAT_TRANSPOSE_MULT=95,
1443: MATOP_MAT_TRANSPOSE_MULT_SYMBO=96,
1444: MATOP_MAT_TRANSPOSE_MULT_NUMER=97,
1445: /* MATOP_PLACEHOLDER_98=98, */
1446: /* MATOP_PLACEHOLDER_99=99, */
1447: /* MATOP_PLACEHOLDER_100=100, */
1448: /* MATOP_PLACEHOLDER_101=101, */
1449: MATOP_CONJUGATE=102,
1450: /* MATOP_PLACEHOLDER_103=103, */
1451: MATOP_SET_VALUES_ROW=104,
1452: MATOP_REAL_PART=105,
1453: MATOP_IMAGINARY_PART=106,
1454: MATOP_GET_ROW_UPPER_TRIANGULAR=107,
1455: MATOP_RESTORE_ROW_UPPER_TRIANG=108,
1456: MATOP_MAT_SOLVE=109,
1457: MATOP_GET_REDUNDANT_MATRIX=110,
1458: MATOP_GET_ROW_MIN=111,
1459: MATOP_GET_COLUMN_VECTOR=112,
1460: MATOP_MISSING_DIAGONAL=113,
1461: MATOP_GET_SEQ_NONZERO_STRUCTUR=114,
1462: MATOP_CREATE=115,
1463: MATOP_GET_GHOSTS=116,
1464: MATOP_GET_LOCAL_SUB_MATRIX=117,
1465: MATOP_RESTORE_LOCALSUB_MATRIX=118,
1466: MATOP_MULT_DIAGONAL_BLOCK=119,
1467: MATOP_HERMITIAN_TRANSPOSE=120,
1468: MATOP_MULT_HERMITIAN_TRANSPOSE=121,
1469: MATOP_MULT_HERMITIAN_TRANS_ADD=122,
1470: MATOP_GET_MULTI_PROC_BLOCK=123,
1471: MATOP_FIND_NONZERO_ROWS=124,
1472: MATOP_GET_COLUMN_NORMS=125,
1473: MATOP_INVERT_BLOCK_DIAGONAL=126,
1474: /* MATOP_PLACEHOLDER_127=127, */
1475: MATOP_GET_SUB_MATRICES_PARALLE=128,
1476: MATOP_SET_VALUES_BATCH=129,
1477: MATOP_TRANSPOSE_MAT_MULT=130,
1478: MATOP_TRANSPOSE_MAT_MULT_SYMBO=131,
1479: MATOP_TRANSPOSE_MAT_MULT_NUMER=132,
1480: MATOP_TRANSPOSE_COLORING_CREAT=133,
1481: MATOP_TRANS_COLORING_APPLY_SPT=134,
1482: MATOP_TRANS_COLORING_APPLY_DEN=135,
1483: MATOP_RART=136,
1484: MATOP_RART_SYMBOLIC=137,
1485: MATOP_RART_NUMERIC=138,
1486: MATOP_SET_BLOCK_SIZES=139,
1487: MATOP_AYPX=140,
1488: MATOP_RESIDUAL=141,
1489: MATOP_FDCOLORING_SETUP= 142
1490: } MatOperation;
1491: PETSC_EXTERN PetscErrorCode MatHasOperation(Mat,MatOperation,PetscBool *);
1492: PETSC_EXTERN PetscErrorCode MatShellSetOperation(Mat,MatOperation,void(*)(void));
1493: PETSC_EXTERN PetscErrorCode MatShellGetOperation(Mat,MatOperation,void(**)(void));
1494: PETSC_EXTERN PetscErrorCode MatShellSetContext(Mat,void*);
1496: /*
1497: Codes for matrices stored on disk. By default they are
1498: stored in a universal format. By changing the format with
1499: PetscViewerSetFormat(viewer,PETSC_VIEWER_NATIVE); the matrices will
1500: be stored in a way natural for the matrix, for example dense matrices
1501: would be stored as dense. Matrices stored this way may only be
1502: read into matrices of the same type.
1503: */
1504: #define MATRIX_BINARY_FORMAT_DENSE -1
1506: PETSC_EXTERN PetscErrorCode MatMPIBAIJSetHashTableFactor(Mat,PetscReal);
1507: PETSC_EXTERN PetscErrorCode MatISGetLocalMat(Mat,Mat*);
1508: PETSC_EXTERN PetscErrorCode MatISSetLocalMat(Mat,Mat);
1510: /*S
1511: MatNullSpace - Object that removes a null space from a vector, i.e.
1512: orthogonalizes the vector to a subsapce
1514: Level: advanced
1516: Concepts: matrix; linear operator, null space
1518: Users manual sections:
1519: . Section 4.18 Solving Singular Systems
1521: .seealso: MatNullSpaceCreate()
1522: S*/
1523: typedef struct _p_MatNullSpace* MatNullSpace;
1525: PETSC_EXTERN PetscErrorCode MatNullSpaceCreate(MPI_Comm,PetscBool ,PetscInt,const Vec[],MatNullSpace*);
1526: PETSC_EXTERN PetscErrorCode MatNullSpaceSetFunction(MatNullSpace,PetscErrorCode (*)(MatNullSpace,Vec,void*),void*);
1527: PETSC_EXTERN PetscErrorCode MatNullSpaceDestroy(MatNullSpace*);
1528: PETSC_EXTERN PetscErrorCode MatNullSpaceRemove(MatNullSpace,Vec);
1529: PETSC_EXTERN PetscErrorCode MatGetNullSpace(Mat, MatNullSpace *);
1530: PETSC_EXTERN PetscErrorCode MatSetNullSpace(Mat,MatNullSpace);
1531: PETSC_EXTERN PetscErrorCode MatSetNearNullSpace(Mat,MatNullSpace);
1532: PETSC_EXTERN PetscErrorCode MatGetNearNullSpace(Mat,MatNullSpace*);
1533: PETSC_EXTERN PetscErrorCode MatNullSpaceTest(MatNullSpace,Mat,PetscBool *);
1534: PETSC_EXTERN PetscErrorCode MatNullSpaceView(MatNullSpace,PetscViewer);
1535: PETSC_EXTERN PetscErrorCode MatNullSpaceGetVecs(MatNullSpace,PetscBool*,PetscInt*,const Vec**);
1536: PETSC_EXTERN PetscErrorCode MatNullSpaceCreateRigidBody(Vec,MatNullSpace*);
1538: PETSC_EXTERN PetscErrorCode MatReorderingSeqSBAIJ(Mat,IS);
1539: PETSC_EXTERN PetscErrorCode MatMPISBAIJSetHashTableFactor(Mat,PetscReal);
1540: PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetColumnIndices(Mat,PetscInt *);
1541: PETSC_EXTERN PetscErrorCode MatSeqBAIJInvertBlockDiagonal(Mat);
1543: PETSC_EXTERN PetscErrorCode MatCreateMAIJ(Mat,PetscInt,Mat*);
1544: PETSC_EXTERN PetscErrorCode MatMAIJRedimension(Mat,PetscInt,Mat*);
1545: PETSC_EXTERN PetscErrorCode MatMAIJGetAIJ(Mat,Mat*);
1547: PETSC_EXTERN PetscErrorCode MatComputeExplicitOperator(Mat,Mat*);
1549: PETSC_EXTERN PetscErrorCode MatDiagonalScaleLocal(Mat,Vec);
1551: PETSC_EXTERN PetscErrorCode MatCreateMFFD(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,Mat*);
1552: PETSC_EXTERN PetscErrorCode MatMFFDSetBase(Mat,Vec,Vec);
1553: PETSC_EXTERN PetscErrorCode MatMFFDSetFunction(Mat,PetscErrorCode(*)(void*,Vec,Vec),void*);
1554: PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioni(Mat,PetscErrorCode (*)(void*,PetscInt,Vec,PetscScalar*));
1555: PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioniBase(Mat,PetscErrorCode (*)(void*,Vec));
1556: PETSC_EXTERN PetscErrorCode MatMFFDAddNullSpace(Mat,MatNullSpace);
1557: PETSC_EXTERN PetscErrorCode MatMFFDSetHHistory(Mat,PetscScalar[],PetscInt);
1558: PETSC_EXTERN PetscErrorCode MatMFFDResetHHistory(Mat);
1559: PETSC_EXTERN PetscErrorCode MatMFFDSetFunctionError(Mat,PetscReal);
1560: PETSC_EXTERN PetscErrorCode MatMFFDSetPeriod(Mat,PetscInt);
1561: PETSC_EXTERN PetscErrorCode MatMFFDGetH(Mat,PetscScalar *);
1562: PETSC_EXTERN PetscErrorCode MatMFFDSetOptionsPrefix(Mat,const char[]);
1563: PETSC_EXTERN PetscErrorCode MatMFFDCheckPositivity(void*,Vec,Vec,PetscScalar*);
1564: PETSC_EXTERN PetscErrorCode MatMFFDSetCheckh(Mat,PetscErrorCode (*)(void*,Vec,Vec,PetscScalar*),void*);
1566: /*S
1567: MatMFFD - A data structured used to manage the computation of the h differencing parameter for matrix-free
1568: Jacobian vector products
1570: Notes: MATMFFD is a specific MatType which uses the MatMFFD data structure
1572: MatMFFD*() methods actually take the Mat as their first argument. Not a MatMFFD data structure
1574: Level: developer
1576: .seealso: MATMFFD, MatCreateMFFD(), MatMFFDSetFuction(), MatMFFDSetType(), MatMFFDRegister()
1577: S*/
1578: typedef struct _p_MatMFFD* MatMFFD;
1580: /*J
1581: MatMFFDType - algorithm used to compute the h used in computing matrix-vector products via differencing of the function
1583: Level: beginner
1585: .seealso: MatMFFDSetType(), MatMFFDRegister()
1586: J*/
1587: typedef const char* MatMFFDType;
1588: #define MATMFFD_DS "ds"
1589: #define MATMFFD_WP "wp"
1591: PETSC_EXTERN PetscErrorCode MatMFFDSetType(Mat,MatMFFDType);
1592: PETSC_EXTERN PetscErrorCode MatMFFDRegister(const char[],PetscErrorCode (*)(MatMFFD));
1594: PETSC_EXTERN PetscErrorCode MatMFFDRegisterAll(void);
1595: PETSC_EXTERN PetscErrorCode MatMFFDDSSetUmin(Mat,PetscReal);
1596: PETSC_EXTERN PetscErrorCode MatMFFDWPSetComputeNormU(Mat,PetscBool );
1598: PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *);
1599: PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *);
1601: /*
1602: PETSc interface to MUMPS
1603: */
1604: #ifdef PETSC_HAVE_MUMPS
1605: PETSC_EXTERN PetscErrorCode MatMumpsSetIcntl(Mat,PetscInt,PetscInt);
1606: PETSC_EXTERN PetscErrorCode MatMumpsGetIcntl(Mat,PetscInt,PetscInt*);
1607: PETSC_EXTERN PetscErrorCode MatMumpsSetCntl(Mat,PetscInt,PetscReal);
1608: PETSC_EXTERN PetscErrorCode MatMumpsGetCntl(Mat,PetscInt,PetscReal*);
1610: PETSC_EXTERN PetscErrorCode MatMumpsGetInfo(Mat,PetscInt,PetscInt*);
1611: PETSC_EXTERN PetscErrorCode MatMumpsGetInfog(Mat,PetscInt,PetscInt*);
1612: PETSC_EXTERN PetscErrorCode MatMumpsGetRinfo(Mat,PetscInt,PetscReal*);
1613: PETSC_EXTERN PetscErrorCode MatMumpsGetRinfog(Mat,PetscInt,PetscReal*);
1614: #endif
1616: /*
1617: PETSc interface to Mkl_Pardiso
1618: */
1619: #ifdef PETSC_HAVE_MKL_PARDISO
1620: PETSC_EXTERN PetscErrorCode MatMkl_PardisoSetCntl(Mat,PetscInt,PetscInt);
1621: #endif
1623: /*
1624: PETSc interface to SUPERLU
1625: */
1626: #ifdef PETSC_HAVE_SUPERLU
1627: PETSC_EXTERN PetscErrorCode MatSuperluSetILUDropTol(Mat,PetscReal);
1628: #endif
1630: #ifdef PETSC_HAVE_CUDA
1631: /*E
1632: MatCUSPARSEStorageFormat - indicates the storage format for CUSPARSE (GPU)
1633: matrices.
1635: Not Collective
1637: + MAT_CUSPARSE_CSR - Compressed Sparse Row
1638: . MAT_CUSPARSE_ELL - Ellpack (requires CUDA 4.2 or later).
1639: - MAT_CUSPARSE_HYB - Hybrid, a combination of Ellpack and Coordinate format (requires CUDA 4.2 or later).
1641: Level: intermediate
1643: Any additions/changes here MUST also be made in include/finclude/petscmat.h
1645: .seealso: MatCUSPARSESetFormat(), MatCUSPARSEFormatOperation
1646: E*/
1648: typedef enum {MAT_CUSPARSE_CSR, MAT_CUSPARSE_ELL, MAT_CUSPARSE_HYB} MatCUSPARSEStorageFormat;
1650: /* these will be strings associated with enumerated type defined above */
1651: PETSC_EXTERN const char *const MatCUSPARSEStorageFormats[];
1653: /*E
1654: MatCUSPARSEFormatOperation - indicates the operation of CUSPARSE (GPU)
1655: matrices whose operation should use a particular storage format.
1657: Not Collective
1659: + MAT_CUSPARSE_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult
1660: . MAT_CUSPARSE_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult
1661: . MAT_CUSPARSE_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult
1662: - MAT_CUSPARSE_ALL - sets the storage format for all CUSPARSE (GPU) matrices
1664: Level: intermediate
1666: .seealso: MatCUSPARSESetFormat(), MatCUSPARSEStorageFormat
1667: E*/
1668: typedef enum {MAT_CUSPARSE_MULT_DIAG, MAT_CUSPARSE_MULT_OFFDIAG, MAT_CUSPARSE_MULT, MAT_CUSPARSE_ALL} MatCUSPARSEFormatOperation;
1670: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
1671: PETSC_EXTERN PetscErrorCode MatCreateAIJCUSPARSE(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
1672: PETSC_EXTERN PetscErrorCode MatCUSPARSESetFormat(Mat,MatCUSPARSEFormatOperation,MatCUSPARSEStorageFormat);
1673: #endif
1675: #if defined(PETSC_HAVE_CUSP)
1676: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSP(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
1677: PETSC_EXTERN PetscErrorCode MatCreateAIJCUSP(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
1679: /*E
1680: MatCUSPStorageFormat - indicates the storage format for CUSP (GPU)
1681: matrices.
1683: Not Collective
1685: + MAT_CUSP_CSR - Compressed Sparse Row
1686: . MAT_CUSP_DIA - Diagonal
1687: - MAT_CUSP_ELL - Ellpack
1689: Level: intermediate
1691: Any additions/changes here MUST also be made in include/finclude/petscmat.h
1693: .seealso: MatCUSPSetFormat(), MatCUSPFormatOperation
1694: E*/
1695: typedef enum {MAT_CUSP_CSR, MAT_CUSP_DIA, MAT_CUSP_ELL} MatCUSPStorageFormat;
1697: /* these will be strings associated with enumerated type defined above */
1698: PETSC_EXTERN const char *const MatCUSPStorageFormats[];
1700: /*E
1701: MatCUSPFormatOperation - indicates the operation of CUSP (GPU)
1702: matrices whose operation should use a particular storage format.
1704: Not Collective
1706: + MAT_CUSP_MULT_DIAG - sets the storage format for the diagonal matrix in the parallel MatMult
1707: . MAT_CUSP_MULT_OFFDIAG - sets the storage format for the offdiagonal matrix in the parallel MatMult
1708: . MAT_CUSP_MULT - sets the storage format for the entire matrix in the serial (single GPU) MatMult
1709: - MAT_CUSP_ALL - sets the storage format for all CUSP (GPU) matrices
1711: Level: intermediate
1713: Any additions/changes here MUST also be made in include/finclude/petscmat.h
1715: .seealso: MatCUSPSetFormat(), MatCUSPStorageFormat
1716: E*/
1717: typedef enum {MAT_CUSP_MULT_DIAG, MAT_CUSP_MULT_OFFDIAG, MAT_CUSP_MULT, MAT_CUSP_ALL} MatCUSPFormatOperation;
1719: PETSC_EXTERN PetscErrorCode MatCUSPSetFormat(Mat,MatCUSPFormatOperation,MatCUSPStorageFormat);
1720: #endif
1722: #if defined(PETSC_HAVE_VIENNACL)
1723: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
1724: PETSC_EXTERN PetscErrorCode MatCreateAIJViennaCL(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
1725: #endif
1727: /*
1728: PETSc interface to FFTW
1729: */
1730: #if defined(PETSC_HAVE_FFTW)
1731: PETSC_EXTERN PetscErrorCode VecScatterPetscToFFTW(Mat,Vec,Vec);
1732: PETSC_EXTERN PetscErrorCode VecScatterFFTWToPetsc(Mat,Vec,Vec);
1733: PETSC_EXTERN PetscErrorCode MatGetVecsFFTW(Mat,Vec*,Vec*,Vec*);
1734: #endif
1736: #if defined(PETSC_HAVE_ELEMENTAL)
1737: PETSC_EXTERN PetscErrorCode PetscElementalInitializePackage(void);
1738: PETSC_EXTERN PetscErrorCode PetscElementalFinalizePackage(void);
1739: #endif
1741: PETSC_EXTERN PetscErrorCode MatCreateNest(MPI_Comm,PetscInt,const IS[],PetscInt,const IS[],const Mat[],Mat*);
1742: PETSC_EXTERN PetscErrorCode MatNestGetSize(Mat,PetscInt*,PetscInt*);
1743: PETSC_EXTERN PetscErrorCode MatNestGetISs(Mat,IS[],IS[]);
1744: PETSC_EXTERN PetscErrorCode MatNestGetLocalISs(Mat,IS[],IS[]);
1745: PETSC_EXTERN PetscErrorCode MatNestGetSubMats(Mat,PetscInt*,PetscInt*,Mat***);
1746: PETSC_EXTERN PetscErrorCode MatNestGetSubMat(Mat,PetscInt,PetscInt,Mat*);
1747: PETSC_EXTERN PetscErrorCode MatNestSetVecType(Mat,VecType);
1748: PETSC_EXTERN PetscErrorCode MatNestSetSubMats(Mat,PetscInt,const IS[],PetscInt,const IS[],const Mat[]);
1749: PETSC_EXTERN PetscErrorCode MatNestSetSubMat(Mat,PetscInt,PetscInt,Mat);
1751: PETSC_EXTERN PetscErrorCode MatChop(Mat,PetscReal);
1752: PETSC_EXTERN PetscErrorCode MatComputeBandwidth(Mat,PetscReal,PetscInt*);
1754: #endif