Actual source code: petscmat.h
1: /*
2: Include file for the matrix component of PETSc
3: */
4: #pragma once
6: #include <petscvec.h>
8: /* SUBMANSEC = Mat */
10: /*S
11: Mat - Abstract PETSc matrix object used to manage all linear operators in PETSc, even those without
12: an explicit sparse representation (such as matrix-free operators). Also used to hold representations of graphs
13: for graph operations such as coloring, `MatColoringCreate()`
15: Level: beginner
17: Note:
18: See [](doc_matrix), [](ch_matrices) and `MatType` for available matrix types
20: .seealso: [](doc_matrix), [](ch_matrices), `MatCreate()`, `MatType`, `MatSetType()`, `MatDestroy()`
21: S*/
22: typedef struct _p_Mat *Mat;
24: /*J
25: MatType - String with the name of a PETSc matrix type
27: Level: beginner
29: Note:
30: [](doc_matrix) for a table of available matrix types
32: .seealso: [](doc_matrix), [](ch_matrices), `MatSetType()`, `Mat`, `MatSolverType`, `MatRegister()`
33: J*/
34: typedef const char *MatType;
35: #define MATSAME "same"
36: #define MATMAIJ "maij"
37: #define MATSEQMAIJ "seqmaij"
38: #define MATMPIMAIJ "mpimaij"
39: #define MATKAIJ "kaij"
40: #define MATSEQKAIJ "seqkaij"
41: #define MATMPIKAIJ "mpikaij"
42: #define MATIS "is"
43: #define MATAIJ "aij"
44: #define MATSEQAIJ "seqaij"
45: #define MATMPIAIJ "mpiaij"
46: #define MATAIJCRL "aijcrl"
47: #define MATSEQAIJCRL "seqaijcrl"
48: #define MATMPIAIJCRL "mpiaijcrl"
49: #define MATAIJCUSPARSE "aijcusparse"
50: #define MATSEQAIJCUSPARSE "seqaijcusparse"
51: #define MATMPIAIJCUSPARSE "mpiaijcusparse"
52: #define MATAIJHIPSPARSE "aijhipsparse"
53: #define MATSEQAIJHIPSPARSE "seqaijhipsparse"
54: #define MATMPIAIJHIPSPARSE "mpiaijhipsparse"
55: #define MATAIJKOKKOS "aijkokkos"
56: #define MATSEQAIJKOKKOS "seqaijkokkos"
57: #define MATMPIAIJKOKKOS "mpiaijkokkos"
58: #define MATAIJVIENNACL "aijviennacl"
59: #define MATSEQAIJVIENNACL "seqaijviennacl"
60: #define MATMPIAIJVIENNACL "mpiaijviennacl"
61: #define MATAIJPERM "aijperm"
62: #define MATSEQAIJPERM "seqaijperm"
63: #define MATMPIAIJPERM "mpiaijperm"
64: #define MATAIJSELL "aijsell"
65: #define MATSEQAIJSELL "seqaijsell"
66: #define MATMPIAIJSELL "mpiaijsell"
67: #define MATAIJMKL "aijmkl"
68: #define MATSEQAIJMKL "seqaijmkl"
69: #define MATMPIAIJMKL "mpiaijmkl"
70: #define MATBAIJMKL "baijmkl"
71: #define MATSEQBAIJMKL "seqbaijmkl"
72: #define MATMPIBAIJMKL "mpibaijmkl"
73: #define MATSHELL "shell"
74: #define MATCENTERING "centering"
75: #define MATDENSE "dense"
76: #define MATDENSECUDA "densecuda"
77: #define MATDENSEHIP "densehip"
78: #define MATSEQDENSE "seqdense"
79: #define MATSEQDENSECUDA "seqdensecuda"
80: #define MATSEQDENSEHIP "seqdensehip"
81: #define MATMPIDENSE "mpidense"
82: #define MATMPIDENSECUDA "mpidensecuda"
83: #define MATMPIDENSEHIP "mpidensehip"
84: #define MATELEMENTAL "elemental"
85: #define MATSCALAPACK "scalapack"
86: #define MATBAIJ "baij"
87: #define MATSEQBAIJ "seqbaij"
88: #define MATMPIBAIJ "mpibaij"
89: #define MATMPIADJ "mpiadj"
90: #define MATSBAIJ "sbaij"
91: #define MATSEQSBAIJ "seqsbaij"
92: #define MATMPISBAIJ "mpisbaij"
93: #define MATMFFD "mffd"
94: #define MATNORMAL "normal"
95: #define MATNORMALHERMITIAN "normalh"
96: #define MATLRC "lrc"
97: #define MATSCATTER "scatter"
98: #define MATBLOCKMAT "blockmat"
99: #define MATCOMPOSITE "composite"
100: #define MATFFT "fft"
101: #define MATFFTW "fftw"
102: #define MATSEQCUFFT "seqcufft"
103: #define MATSEQHIPFFT "seqhipfft"
104: #define MATTRANSPOSEMAT PETSC_DEPRECATED_MACRO(3, 18, 0, "MATTRANSPOSEVIRTUAL", ) "transpose"
105: #define MATTRANSPOSEVIRTUAL "transpose"
106: #define MATHERMITIANTRANSPOSEVIRTUAL "hermitiantranspose"
107: #define MATSCHURCOMPLEMENT "schurcomplement"
108: #define MATPYTHON "python"
109: #define MATHYPRE "hypre"
110: #define MATHYPRESTRUCT "hyprestruct"
111: #define MATHYPRESSTRUCT "hypresstruct"
112: #define MATSUBMATRIX "submatrix"
113: #define MATLOCALREF "localref"
114: #define MATNEST "nest"
115: #define MATPREALLOCATOR "preallocator"
116: #define MATSELL "sell"
117: #define MATSEQSELL "seqsell"
118: #define MATMPISELL "mpisell"
119: #define MATSELLCUDA "sellcuda"
120: #define MATSEQSELLCUDA "seqsellcuda"
121: #define MATMPISELLCUDA "mpisellcuda"
122: #define MATSELLHIP "sellhip"
123: #define MATSEQSELLHIP "seqsellhip"
124: #define MATMPISELLHIP "mpisellhip"
125: #define MATDUMMY "dummy"
126: #define MATLMVM "lmvm"
127: #define MATLMVMDFP "lmvmdfp"
128: #define MATLMVMDDFP "lmvmddfp"
129: #define MATLMVMBFGS "lmvmbfgs"
130: #define MATLMVMDBFGS "lmvmdbfgs"
131: #define MATLMVMDQN "lmvmdqn"
132: #define MATLMVMSR1 "lmvmsr1"
133: #define MATLMVMBROYDEN "lmvmbroyden"
134: #define MATLMVMBADBROYDEN "lmvmbadbroyden"
135: #define MATLMVMSYMBROYDEN "lmvmsymbroyden"
136: #define MATLMVMSYMBADBROYDEN "lmvmsymbadbroyden"
137: #define MATLMVMDIAGBROYDEN "lmvmdiagbroyden"
138: #define MATCONSTANTDIAGONAL "constantdiagonal"
139: #define MATDIAGONAL "diagonal"
140: #define MATHTOOL "htool"
141: #define MATH2OPUS "h2opus"
143: /*J
144: MatSolverType - String with the name of a PETSc factorization-based matrix solver type.
146: For example: "petsc" indicates what PETSc provides, "superlu_dist" the parallel SuperLU_DIST package etc
148: Level: beginner
150: Note:
151: `MATSOLVERUMFPACK`, `MATSOLVERCHOLMOD`, `MATSOLVERKLU`, `MATSOLVERSPQR` form the SuiteSparse package; you can use `--download-suitesparse` as
152: a ./configure option to install them
154: .seealso: [](sec_matfactor), [](ch_matrices), `MatGetFactor()`, `PCFactorSetMatSolverType()`, `PCFactorGetMatSolverType()`
155: J*/
156: typedef const char *MatSolverType;
157: #define MATSOLVERSUPERLU "superlu"
158: #define MATSOLVERSUPERLU_DIST "superlu_dist"
159: #define MATSOLVERSTRUMPACK "strumpack"
160: #define MATSOLVERUMFPACK "umfpack"
161: #define MATSOLVERCHOLMOD "cholmod"
162: #define MATSOLVERKLU "klu"
163: #define MATSOLVERELEMENTAL "elemental"
164: #define MATSOLVERSCALAPACK "scalapack"
165: #define MATSOLVERESSL "essl"
166: #define MATSOLVERLUSOL "lusol"
167: #define MATSOLVERMUMPS "mumps"
168: #define MATSOLVERMKL_PARDISO "mkl_pardiso"
169: #define MATSOLVERMKL_CPARDISO "mkl_cpardiso"
170: #define MATSOLVERPASTIX "pastix"
171: #define MATSOLVERMATLAB "matlab"
172: #define MATSOLVERPETSC "petsc"
173: #define MATSOLVERBAS "bas"
174: #define MATSOLVERCUSPARSE "cusparse"
175: #define MATSOLVERCUDA "cuda"
176: #define MATSOLVERHIPSPARSE "hipsparse"
177: #define MATSOLVERHIP "hip"
178: #define MATSOLVERKOKKOS "kokkos"
179: #define MATSOLVERSPQR "spqr"
181: /*E
182: MatFactorType - indicates what type of factorization is requested
184: Values:
185: + `MAT_FACTOR_LU` - LU factorization
186: . `MAT_FACTOR_CHOLESKY` - Cholesky factorization
187: . `MAT_FACTOR_ILU` - ILU factorization
188: . `MAT_FACTOR_ICC` - incomplete Cholesky factorization
189: . `MAT_FACTOR_ILUDT` - ILU factorization with drop tolerance
190: - `MAT_FACTOR_QR` - QR factorization
192: Level: beginner
194: .seealso: [](ch_matrices), `MatSolverType`, `MatGetFactor()`, `MatGetFactorAvailable()`, `MatSolverTypeRegister()`
195: E*/
196: typedef enum {
197: MAT_FACTOR_NONE,
198: MAT_FACTOR_LU,
199: MAT_FACTOR_CHOLESKY,
200: MAT_FACTOR_ILU,
201: MAT_FACTOR_ICC,
202: MAT_FACTOR_ILUDT,
203: MAT_FACTOR_QR,
204: MAT_FACTOR_NUM_TYPES
205: } MatFactorType;
206: PETSC_EXTERN const char *const MatFactorTypes[];
208: PETSC_EXTERN PetscErrorCode MatGetFactor(Mat, MatSolverType, MatFactorType, Mat *);
209: PETSC_EXTERN PetscErrorCode MatGetFactorAvailable(Mat, MatSolverType, MatFactorType, PetscBool *);
210: PETSC_EXTERN PetscErrorCode MatFactorGetCanUseOrdering(Mat, PetscBool *);
211: PETSC_DEPRECATED_FUNCTION(3, 15, 0, "MatFactorGetCanUseOrdering()", ) static inline PetscErrorCode MatFactorGetUseOrdering(Mat A, PetscBool *b)
212: {
213: return MatFactorGetCanUseOrdering(A, b);
214: }
215: PETSC_EXTERN PetscErrorCode MatFactorGetSolverType(Mat, MatSolverType *);
216: PETSC_EXTERN PetscErrorCode MatGetFactorType(Mat, MatFactorType *);
217: PETSC_EXTERN PetscErrorCode MatSetFactorType(Mat, MatFactorType);
218: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(MatSolverFn)(Mat, MatFactorType, Mat *);
219: PETSC_EXTERN_TYPEDEF typedef MatSolverFn *MatSolverFunction;
221: PETSC_EXTERN PetscErrorCode MatSolverTypeRegister(MatSolverType, MatType, MatFactorType, MatSolverFn *);
222: PETSC_EXTERN PetscErrorCode MatSolverTypeGet(MatSolverType, MatType, MatFactorType, PetscBool *, PetscBool *, MatSolverFn **);
223: typedef MatSolverType MatSolverPackage PETSC_DEPRECATED_TYPEDEF(3, 9, 0, "MatSolverType", );
224: PETSC_DEPRECATED_FUNCTION(3, 9, 0, "MatSolverTypeRegister()", ) static inline PetscErrorCode MatSolverPackageRegister(MatSolverType stype, MatType mtype, MatFactorType ftype, MatSolverFn *f)
225: {
226: return MatSolverTypeRegister(stype, mtype, ftype, f);
227: }
228: PETSC_DEPRECATED_FUNCTION(3, 9, 0, "MatSolverTypeGet()", ) static inline PetscErrorCode MatSolverPackageGet(MatSolverType stype, MatType mtype, MatFactorType ftype, PetscBool *foundmtype, PetscBool *foundstype, MatSolverFn **f)
229: {
230: return MatSolverTypeGet(stype, mtype, ftype, foundmtype, foundstype, f);
231: }
233: /*E
234: MatProductType - indicates what type of matrix product to compute
236: Values:
237: + `MATPRODUCT_AB` - product of two matrices
238: . `MATPRODUCT_AtB` - product of the transpose of a given matrix with a matrix
239: . `MATPRODUCT_ABt` - product of a matrix with the transpose of another given matrix
240: . `MATPRODUCT_PtAP` - the triple product of the transpose of a matrix with another matrix and itself
241: . `MATPRODUCT_RARt` - the triple product of a matrix, another matrix and the transpose of the first matrix
242: - `MATPRODUCT_ABC` - the product of three matrices
244: Level: beginner
246: .seealso: [](sec_matmatproduct), [](ch_matrices), `MatProductSetType()`
247: E*/
248: typedef enum {
249: MATPRODUCT_UNSPECIFIED = 0,
250: MATPRODUCT_AB,
251: MATPRODUCT_AtB,
252: MATPRODUCT_ABt,
253: MATPRODUCT_PtAP,
254: MATPRODUCT_RARt,
255: MATPRODUCT_ABC
256: } MatProductType;
257: PETSC_EXTERN const char *const MatProductTypes[];
259: /*J
260: MatProductAlgorithm - String with the name of an algorithm for a PETSc matrix product implementation
262: Level: beginner
264: .seealso: [](sec_matmatproduct), [](ch_matrices), `MatSetType()`, `Mat`, `MatProductSetAlgorithm()`, `MatProductType`
265: J*/
266: typedef const char *MatProductAlgorithm;
267: #define MATPRODUCTALGORITHMDEFAULT "default"
268: #define MATPRODUCTALGORITHMSORTED "sorted"
269: #define MATPRODUCTALGORITHMSCALABLE "scalable"
270: #define MATPRODUCTALGORITHMSCALABLEFAST "scalable_fast"
271: #define MATPRODUCTALGORITHMHEAP "heap"
272: #define MATPRODUCTALGORITHMBHEAP "btheap"
273: #define MATPRODUCTALGORITHMLLCONDENSED "llcondensed"
274: #define MATPRODUCTALGORITHMROWMERGE "rowmerge"
275: #define MATPRODUCTALGORITHMOUTERPRODUCT "outerproduct"
276: #define MATPRODUCTALGORITHMATB "at*b"
277: #define MATPRODUCTALGORITHMRAP "rap"
278: #define MATPRODUCTALGORITHMNONSCALABLE "nonscalable"
279: #define MATPRODUCTALGORITHMSEQMPI "seqmpi"
280: #define MATPRODUCTALGORITHMBACKEND "backend"
281: #define MATPRODUCTALGORITHMOVERLAPPING "overlapping"
282: #define MATPRODUCTALGORITHMMERGED "merged"
283: #define MATPRODUCTALGORITHMALLATONCE "allatonce"
284: #define MATPRODUCTALGORITHMALLATONCEMERGED "allatonce_merged"
285: #define MATPRODUCTALGORITHMALLGATHERV "allgatherv"
286: #define MATPRODUCTALGORITHMCYCLIC "cyclic"
287: #if defined(PETSC_HAVE_HYPRE)
288: #define MATPRODUCTALGORITHMHYPRE "hypre"
289: #endif
291: PETSC_EXTERN PetscErrorCode MatProductCreate(Mat, Mat, Mat, Mat *);
292: PETSC_EXTERN PetscErrorCode MatProductCreateWithMat(Mat, Mat, Mat, Mat);
293: PETSC_EXTERN PetscErrorCode MatProductSetType(Mat, MatProductType);
294: PETSC_EXTERN PetscErrorCode MatProductSetAlgorithm(Mat, MatProductAlgorithm);
295: PETSC_EXTERN PetscErrorCode MatProductGetAlgorithm(Mat, MatProductAlgorithm *);
296: PETSC_EXTERN PetscErrorCode MatProductSetFill(Mat, PetscReal);
297: PETSC_EXTERN PetscErrorCode MatProductSetFromOptions(Mat);
298: PETSC_EXTERN PetscErrorCode MatProductSymbolic(Mat);
299: PETSC_EXTERN PetscErrorCode MatProductNumeric(Mat);
300: PETSC_EXTERN PetscErrorCode MatProductReplaceMats(Mat, Mat, Mat, Mat);
301: PETSC_EXTERN PetscErrorCode MatProductClear(Mat);
302: PETSC_EXTERN PetscErrorCode MatProductView(Mat, PetscViewer);
303: PETSC_EXTERN PetscErrorCode MatProductGetType(Mat, MatProductType *);
304: PETSC_EXTERN PetscErrorCode MatProductGetMats(Mat, Mat *, Mat *, Mat *);
306: /* Logging support */
307: #define MAT_FILE_CLASSID 1211216 /* used to indicate matrices in binary files */
308: PETSC_EXTERN PetscClassId MAT_CLASSID;
309: PETSC_EXTERN PetscClassId MAT_COLORING_CLASSID;
310: PETSC_EXTERN PetscClassId MAT_FDCOLORING_CLASSID;
311: PETSC_EXTERN PetscClassId MAT_TRANSPOSECOLORING_CLASSID;
312: PETSC_EXTERN PetscClassId MAT_PARTITIONING_CLASSID;
313: PETSC_EXTERN PetscClassId MAT_COARSEN_CLASSID;
314: PETSC_EXTERN PetscClassId MAT_NULLSPACE_CLASSID;
315: PETSC_EXTERN PetscClassId MATMFFD_CLASSID;
317: /*E
318: MatReuse - Indicates if matrices obtained from a previous call to `MatCreateSubMatrices()`, `MatCreateSubMatrix()`, `MatConvert()` or several other functions
319: are to be reused to store the new matrix values.
321: Values:
322: + `MAT_INITIAL_MATRIX` - create a new matrix
323: . `MAT_REUSE_MATRIX` - reuse the matrix created with a previous call that used `MAT_INITIAL_MATRIX`
324: . `MAT_INPLACE_MATRIX` - replace the first input matrix with the new matrix (not applicable to all functions)
325: - `MAT_IGNORE_MATRIX` - do not create a new matrix or reuse a give matrix, just ignore that matrix argument (not applicable to all functions)
327: Level: beginner
329: .seealso: [](ch_matrices), `Mat`, `MatCreateSubMatrices()`, `MatCreateSubMatrix()`, `MatDestroyMatrices()`, `MatConvert()`
330: E*/
331: typedef enum {
332: MAT_INITIAL_MATRIX,
333: MAT_REUSE_MATRIX,
334: MAT_IGNORE_MATRIX,
335: MAT_INPLACE_MATRIX
336: } MatReuse;
338: /*E
339: MatCreateSubMatrixOption - Indicates if matrices obtained from a call to `MatCreateSubMatrices()`
340: include the matrix values. Currently it is only used by `MatGetSeqNonzeroStructure()`.
342: Values:
343: + `MAT_DO_NOT_GET_VALUES` - do not copy the matrix values
344: - `MAT_GET_VALUES` - copy the matrix values
346: Level: developer
348: Developer Note:
349: Why is not just a boolean used for this information?
351: .seealso: [](ch_matrices), `Mat`, `MatDuplicateOption`, `PetscCopyMode`, `MatGetSeqNonzeroStructure()`
352: E*/
353: typedef enum {
354: MAT_DO_NOT_GET_VALUES,
355: MAT_GET_VALUES
356: } MatCreateSubMatrixOption;
358: PETSC_EXTERN PetscErrorCode MatInitializePackage(void);
359: PETSC_EXTERN PetscErrorCode MatFinalizePackage(void);
361: PETSC_EXTERN PetscErrorCode MatCreate(MPI_Comm, Mat *);
362: PETSC_EXTERN PetscErrorCode MatCreateFromOptions(MPI_Comm, const char *, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, Mat *);
363: PETSC_EXTERN PetscErrorCode MatSetSizes(Mat, PetscInt, PetscInt, PetscInt, PetscInt);
364: PETSC_EXTERN PetscErrorCode MatSetType(Mat, MatType);
365: PETSC_EXTERN PetscErrorCode MatGetVecType(Mat, VecType *);
366: PETSC_EXTERN PetscErrorCode MatSetVecType(Mat, VecType);
367: PETSC_EXTERN PetscErrorCode MatSetFromOptions(Mat);
368: PETSC_EXTERN PetscErrorCode MatViewFromOptions(Mat, PetscObject, const char[]);
369: PETSC_EXTERN PetscErrorCode MatRegister(const char[], PetscErrorCode (*)(Mat));
370: PETSC_EXTERN PetscErrorCode MatRegisterRootName(const char[], const char[], const char[]);
371: PETSC_EXTERN PetscErrorCode MatSetOptionsPrefix(Mat, const char[]);
372: PETSC_EXTERN PetscErrorCode MatSetOptionsPrefixFactor(Mat, const char[]);
373: PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefixFactor(Mat, const char[]);
374: PETSC_EXTERN PetscErrorCode MatAppendOptionsPrefix(Mat, const char[]);
375: PETSC_EXTERN PetscErrorCode MatGetOptionsPrefix(Mat, const char *[]);
376: PETSC_EXTERN PetscErrorCode MatGetState(Mat, PetscObjectState *);
377: PETSC_EXTERN PetscErrorCode MatSetErrorIfFailure(Mat, PetscBool);
379: PETSC_EXTERN PetscFunctionList MatList;
380: PETSC_EXTERN PetscFunctionList MatColoringList;
381: PETSC_EXTERN PetscFunctionList MatPartitioningList;
383: /*E
384: MatStructure - Indicates if two matrices have the same nonzero structure
386: Values:
387: + `SAME_NONZERO_PATTERN` - the two matrices have identical nonzero patterns
388: . `DIFFERENT_NONZERO_PATTERN` - the two matrices may have different nonzero patterns
389: . `SUBSET_NONZERO_PATTERN` - the nonzero pattern of the second matrix is a subset of the nonzero pattern of the first matrix
390: - `UNKNOWN_NONZERO_PATTERN` - there is no known relationship between the nonzero patterns. In this case the implementations
391: may try to detect a relationship to optimize the operation
393: Level: beginner
395: Note:
396: Certain matrix operations (such as `MatAXPY()`) can run much faster if the sparsity pattern of the matrices are the same. But actually determining if
397: the patterns are the same may be costly. This provides a way for users who know something about the sparsity patterns to provide this information
398: to certain PETSc routines.
400: .seealso: [](ch_matrices), `Mat`, `MatCopy()`, `MatAXPY()`, `MatAYPX()`
401: E*/
402: typedef enum {
403: DIFFERENT_NONZERO_PATTERN,
404: SUBSET_NONZERO_PATTERN,
405: SAME_NONZERO_PATTERN,
406: UNKNOWN_NONZERO_PATTERN
407: } MatStructure;
408: PETSC_EXTERN const char *const MatStructures[];
410: #if defined PETSC_HAVE_MKL_SPARSE
411: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJMKL(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
412: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJMKL(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
413: PETSC_EXTERN PetscErrorCode MatCreateBAIJMKL(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
414: PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJMKL(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
415: #endif
417: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJPERM(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
418: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJPERM(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
420: PETSC_EXTERN PetscErrorCode MatCreateSeqSELL(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
421: PETSC_EXTERN PetscErrorCode MatCreateSELL(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
422: PETSC_EXTERN PetscErrorCode MatSeqSELLSetPreallocation(Mat, PetscInt, const PetscInt[]);
423: PETSC_EXTERN PetscErrorCode MatMPISELLSetPreallocation(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[]);
424: PETSC_EXTERN PetscErrorCode MatSeqSELLGetFillRatio(Mat, PetscReal *);
425: PETSC_EXTERN PetscErrorCode MatSeqSELLGetMaxSliceWidth(Mat, PetscInt *);
426: PETSC_EXTERN PetscErrorCode MatSeqSELLGetAvgSliceWidth(Mat, PetscReal *);
427: PETSC_EXTERN PetscErrorCode MatSeqSELLSetSliceHeight(Mat, PetscInt);
428: PETSC_EXTERN PetscErrorCode MatSeqSELLGetVarSliceSize(Mat, PetscReal *);
430: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJSELL(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
431: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSELL(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
432: PETSC_EXTERN PetscErrorCode MatMPISELLGetLocalMatCondensed(Mat, MatReuse, IS *, IS *, Mat *);
433: PETSC_EXTERN PetscErrorCode MatMPISELLGetSeqSELL(Mat, Mat *, Mat *, const PetscInt *[]);
435: PETSC_EXTERN PetscErrorCode MatCreateSeqDense(MPI_Comm, PetscInt, PetscInt, PetscScalar[], Mat *);
436: PETSC_EXTERN PetscErrorCode MatCreateDense(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscScalar[], Mat *);
437: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJ(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
438: PETSC_EXTERN PetscErrorCode MatCreateAIJ(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
439: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithArrays(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[], Mat *);
440: PETSC_EXTERN PetscErrorCode MatUpdateMPIAIJWithArrays(Mat, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[]);
441: PETSC_EXTERN PetscErrorCode MatUpdateMPIAIJWithArray(Mat, const PetscScalar[]);
442: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSplitArrays(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscScalar[], PetscInt[], PetscInt[], PetscScalar[], Mat *);
443: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJWithSeqAIJ(MPI_Comm, Mat, Mat, const PetscInt[], Mat *);
445: PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJ(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
446: PETSC_EXTERN PetscErrorCode MatCreateBAIJ(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
447: PETSC_EXTERN PetscErrorCode MatCreateMPIBAIJWithArrays(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[], Mat *);
449: PETSC_EXTERN PetscErrorCode MatSetPreallocationCOO(Mat, PetscCount, PetscInt[], PetscInt[]);
450: PETSC_EXTERN PetscErrorCode MatSetPreallocationCOOLocal(Mat, PetscCount, PetscInt[], PetscInt[]);
451: PETSC_EXTERN PetscErrorCode MatSetValuesCOO(Mat, const PetscScalar[], InsertMode);
453: PETSC_EXTERN PetscErrorCode MatCreateMPIAdj(MPI_Comm, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscInt[], Mat *);
454: PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJ(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
456: PETSC_EXTERN PetscErrorCode MatCreateSBAIJ(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
457: PETSC_EXTERN PetscErrorCode MatCreateMPISBAIJWithArrays(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[], Mat *);
458: PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocationCSR(Mat, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[]);
459: PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocationCSR(Mat, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[]);
460: PETSC_EXTERN PetscErrorCode MatXAIJSetPreallocation(Mat, PetscInt, const PetscInt[], const PetscInt[], const PetscInt[], const PetscInt[]);
462: PETSC_EXTERN PetscErrorCode MatCreateShell(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, void *, Mat *);
463: PETSC_EXTERN PetscErrorCode MatCreateCentering(MPI_Comm, PetscInt, PetscInt, Mat *);
464: PETSC_EXTERN PetscErrorCode MatCreateNormal(Mat, Mat *);
465: PETSC_EXTERN PetscErrorCode MatCreateNormalHermitian(Mat, Mat *);
466: PETSC_EXTERN PetscErrorCode MatCreateLRC(Mat, Mat, Vec, Mat, Mat *);
467: PETSC_EXTERN PetscErrorCode MatLRCGetMats(Mat, Mat *, Mat *, Vec *, Mat *);
468: PETSC_EXTERN PetscErrorCode MatLRCSetMats(Mat, Mat, Mat, Vec, Mat);
469: PETSC_EXTERN PetscErrorCode MatCreateIS(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, ISLocalToGlobalMapping, ISLocalToGlobalMapping, Mat *);
470: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCRL(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
471: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJCRL(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
473: PETSC_EXTERN PetscErrorCode MatCreateScatter(MPI_Comm, VecScatter, Mat *);
474: PETSC_EXTERN PetscErrorCode MatScatterSetVecScatter(Mat, VecScatter);
475: PETSC_EXTERN PetscErrorCode MatScatterGetVecScatter(Mat, VecScatter *);
476: PETSC_EXTERN PetscErrorCode MatCreateBlockMat(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt *, Mat *);
477: PETSC_EXTERN PetscErrorCode MatCompositeAddMat(Mat, Mat);
478: PETSC_EXTERN PetscErrorCode MatCompositeMerge(Mat);
479: typedef enum {
480: MAT_COMPOSITE_MERGE_RIGHT,
481: MAT_COMPOSITE_MERGE_LEFT
482: } MatCompositeMergeType;
483: PETSC_EXTERN PetscErrorCode MatCompositeSetMergeType(Mat, MatCompositeMergeType);
484: PETSC_EXTERN PetscErrorCode MatCreateComposite(MPI_Comm, PetscInt, const Mat *, Mat *);
485: /*E
486: MatCompositeType - indicates what type of `MATCOMPOSITE` is used
488: Values:
489: + `MAT_COMPOSITE_ADDITIVE` - sum of matrices (default)
490: - `MAT_COMPOSITE_MULTIPLICATIVE` - product of matrices
492: Level: beginner
494: .seealso: [](ch_matrices), `MATCOMPOSITE`, `MatCompositeSetType()`, `MatCompositeGetType()`
495: E*/
496: typedef enum {
497: MAT_COMPOSITE_ADDITIVE,
498: MAT_COMPOSITE_MULTIPLICATIVE
499: } MatCompositeType;
500: PETSC_EXTERN PetscErrorCode MatCompositeSetType(Mat, MatCompositeType);
501: PETSC_EXTERN PetscErrorCode MatCompositeGetType(Mat, MatCompositeType *);
502: PETSC_EXTERN PetscErrorCode MatCompositeSetMatStructure(Mat, MatStructure);
503: PETSC_EXTERN PetscErrorCode MatCompositeGetMatStructure(Mat, MatStructure *);
504: PETSC_EXTERN PetscErrorCode MatCompositeGetNumberMat(Mat, PetscInt *);
505: PETSC_EXTERN PetscErrorCode MatCompositeGetMat(Mat, PetscInt, Mat *);
506: PETSC_EXTERN PetscErrorCode MatCompositeSetScalings(Mat, const PetscScalar *);
508: PETSC_EXTERN PetscErrorCode MatCreateFFT(MPI_Comm, PetscInt, const PetscInt[], MatType, Mat *);
509: PETSC_EXTERN PetscErrorCode MatCreateSeqCUFFT(MPI_Comm, PetscInt, const PetscInt[], Mat *);
511: PETSC_EXTERN PetscErrorCode MatCreateTranspose(Mat, Mat *);
512: PETSC_EXTERN PetscErrorCode MatTransposeGetMat(Mat, Mat *);
513: PETSC_EXTERN PetscErrorCode MatCreateHermitianTranspose(Mat, Mat *);
514: PETSC_EXTERN PetscErrorCode MatHermitianTransposeGetMat(Mat, Mat *);
515: PETSC_EXTERN PetscErrorCode MatNormalGetMat(Mat, Mat *);
516: PETSC_EXTERN PetscErrorCode MatNormalHermitianGetMat(Mat, Mat *);
517: PETSC_EXTERN PetscErrorCode MatCreateSubMatrixVirtual(Mat, IS, IS, Mat *);
518: PETSC_EXTERN PetscErrorCode MatSubMatrixVirtualUpdate(Mat, Mat, IS, IS);
519: PETSC_EXTERN PetscErrorCode MatCreateLocalRef(Mat, IS, IS, Mat *);
520: PETSC_EXTERN PetscErrorCode MatCreateConstantDiagonal(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscScalar, Mat *);
521: PETSC_EXTERN PetscErrorCode MatCreateDiagonal(Vec, Mat *);
522: PETSC_EXTERN PetscErrorCode MatDiagonalGetDiagonal(Mat, Vec *);
523: PETSC_EXTERN PetscErrorCode MatDiagonalRestoreDiagonal(Mat, Vec *);
524: PETSC_EXTERN PetscErrorCode MatDiagonalGetInverseDiagonal(Mat, Vec *);
525: PETSC_EXTERN PetscErrorCode MatDiagonalRestoreInverseDiagonal(Mat, Vec *);
527: #if defined(PETSC_HAVE_HYPRE)
528: PETSC_EXTERN PetscErrorCode MatHYPRESetPreallocation(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[]);
529: #endif
531: PETSC_EXTERN PetscErrorCode MatPythonSetType(Mat, const char[]);
532: PETSC_EXTERN PetscErrorCode MatPythonGetType(Mat, const char *[]);
533: PETSC_EXTERN PetscErrorCode MatPythonCreate(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, const char[], Mat *);
535: PETSC_EXTERN PetscErrorCode MatResetPreallocation(Mat);
536: PETSC_EXTERN PetscErrorCode MatSetUp(Mat);
537: PETSC_EXTERN PetscErrorCode MatDestroy(Mat *);
538: PETSC_EXTERN PetscErrorCode MatGetNonzeroState(Mat, PetscObjectState *);
540: PETSC_EXTERN PetscErrorCode MatConjugate(Mat);
541: PETSC_EXTERN PetscErrorCode MatRealPart(Mat);
542: PETSC_EXTERN PetscErrorCode MatImaginaryPart(Mat);
543: PETSC_EXTERN PetscErrorCode MatGetDiagonalBlock(Mat, Mat *);
544: PETSC_EXTERN PetscErrorCode MatGetTrace(Mat, PetscScalar *);
545: PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonal(Mat, const PetscScalar **);
546: PETSC_EXTERN PetscErrorCode MatInvertVariableBlockDiagonal(Mat, PetscInt, const PetscInt *, PetscScalar *);
547: PETSC_EXTERN PetscErrorCode MatInvertBlockDiagonalMat(Mat, Mat);
548: PETSC_EXTERN PetscErrorCode MatInvertVariableBlockEnvelope(Mat, MatReuse, Mat *);
549: PETSC_EXTERN PetscErrorCode MatComputeVariableBlockEnvelope(Mat);
551: PETSC_EXTERN PetscErrorCode MatSetValues(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], const PetscScalar[], InsertMode);
552: PETSC_EXTERN PetscErrorCode MatSetValuesIS(Mat, IS, IS, const PetscScalar[], InsertMode);
553: PETSC_EXTERN PetscErrorCode MatSetValuesBlocked(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], const PetscScalar[], InsertMode);
554: PETSC_EXTERN PetscErrorCode MatSetValuesRow(Mat, PetscInt, const PetscScalar[]);
555: PETSC_EXTERN PetscErrorCode MatSetValuesRowLocal(Mat, PetscInt, const PetscScalar[]);
556: PETSC_EXTERN PetscErrorCode MatSetValuesBatch(Mat, PetscInt, PetscInt, PetscInt[], const PetscScalar[]);
557: PETSC_EXTERN PetscErrorCode MatSetRandom(Mat, PetscRandom);
559: /*S
560: MatStencil - Data structure (C struct) for storing information about rows and
561: columns of a matrix as indexed on an associated grid. These are arguments to `MatSetStencil()` and `MatSetBlockStencil()`
563: Level: beginner
565: Notes:
566: 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).
567: The c represents the degrees of freedom at each grid point (the dof argument to `DMDASetDOF()`). If dof is 1 then this entry is ignored.
569: For stencil access to vectors see `DMDAVecGetArray()`, `DMDAVecGetArrayF90()`.
571: For staggered grids, see `DMStagStencil`
573: Fortran Note:
574: See `MatSetValuesStencil()` for details.
576: .seealso: [](ch_matrices), `Mat`, `MatSetValuesStencil()`, `MatSetStencil()`, `MatSetValuesBlockedStencil()`, `DMDAVecGetArray()`, `DMDAVecGetArrayF90()`,
577: `DMStagStencil`
578: S*/
579: typedef struct {
580: PetscInt k, j, i, c;
581: } MatStencil;
583: PETSC_EXTERN PetscErrorCode MatSetValuesStencil(Mat, PetscInt, const MatStencil[], PetscInt, const MatStencil[], const PetscScalar[], InsertMode);
584: PETSC_EXTERN PetscErrorCode MatSetValuesBlockedStencil(Mat, PetscInt, const MatStencil[], PetscInt, const MatStencil[], const PetscScalar[], InsertMode);
585: PETSC_EXTERN PetscErrorCode MatSetStencil(Mat, PetscInt, const PetscInt[], const PetscInt[], PetscInt);
587: /*E
588: MatAssemblyType - Indicates if the process of setting values into the matrix is complete, and the matrix is ready for use
590: Values:
591: + `MAT_FLUSH_ASSEMBLY` - you will continue to put values into the matrix
592: - `MAT_FINAL_ASSEMBLY` - you wish to use the matrix with the values currently inserted
594: Level: beginner
596: .seealso: [](ch_matrices), `Mat`, `MatSetValues`, `MatAssemblyBegin()`, `MatAssemblyEnd()`
597: E*/
598: typedef enum {
599: MAT_FLUSH_ASSEMBLY = 1,
600: MAT_FINAL_ASSEMBLY = 0
601: } MatAssemblyType;
603: PETSC_EXTERN PetscErrorCode MatAssemblyBegin(Mat, MatAssemblyType);
604: PETSC_EXTERN PetscErrorCode MatAssemblyEnd(Mat, MatAssemblyType);
605: PETSC_EXTERN PetscErrorCode MatAssembled(Mat, PetscBool *);
607: /*E
608: MatOption - Options that may be set for a matrix that indicate properties of the matrix or affect its behavior or storage
610: Level: beginner
612: Note:
613: See `MatSetOption()` for the use of the options
615: Developer Note:
616: Entries that are negative need not be called collectively by all processes.
618: .seealso: [](ch_matrices), `Mat`, `MatSetOption()`
619: E*/
620: typedef enum {
621: MAT_OPTION_MIN = -3,
622: MAT_UNUSED_NONZERO_LOCATION_ERR = -2,
623: MAT_ROW_ORIENTED = -1,
624: MAT_SYMMETRIC = 1,
625: MAT_STRUCTURALLY_SYMMETRIC = 2,
626: MAT_FORCE_DIAGONAL_ENTRIES = 3,
627: MAT_IGNORE_OFF_PROC_ENTRIES = 4,
628: MAT_USE_HASH_TABLE = 5,
629: MAT_KEEP_NONZERO_PATTERN = 6,
630: MAT_IGNORE_ZERO_ENTRIES = 7,
631: MAT_USE_INODES = 8,
632: MAT_HERMITIAN = 9,
633: MAT_SYMMETRY_ETERNAL = 10,
634: MAT_NEW_NONZERO_LOCATION_ERR = 11,
635: MAT_IGNORE_LOWER_TRIANGULAR = 12,
636: MAT_ERROR_LOWER_TRIANGULAR = 13,
637: MAT_GETROW_UPPERTRIANGULAR = 14,
638: MAT_SPD = 15,
639: MAT_NO_OFF_PROC_ZERO_ROWS = 16,
640: MAT_NO_OFF_PROC_ENTRIES = 17,
641: MAT_NEW_NONZERO_LOCATIONS = 18,
642: MAT_NEW_NONZERO_ALLOCATION_ERR = 19,
643: MAT_SUBSET_OFF_PROC_ENTRIES = 20,
644: MAT_SUBMAT_SINGLEIS = 21,
645: MAT_STRUCTURE_ONLY = 22,
646: MAT_SORTED_FULL = 23,
647: MAT_FORM_EXPLICIT_TRANSPOSE = 24,
648: MAT_STRUCTURAL_SYMMETRY_ETERNAL = 25,
649: MAT_SPD_ETERNAL = 26,
650: MAT_OPTION_MAX = 27
651: } MatOption;
653: PETSC_EXTERN const char *const *MatOptions;
654: PETSC_EXTERN PetscErrorCode MatSetOption(Mat, MatOption, PetscBool);
655: PETSC_EXTERN PetscErrorCode MatGetOption(Mat, MatOption, PetscBool *);
656: PETSC_EXTERN PetscErrorCode MatPropagateSymmetryOptions(Mat, Mat);
657: PETSC_EXTERN PetscErrorCode MatGetType(Mat, MatType *);
659: PETSC_EXTERN PetscErrorCode MatGetValues(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], PetscScalar[]);
660: PETSC_EXTERN PetscErrorCode MatGetRow(Mat, PetscInt, PetscInt *, const PetscInt *[], const PetscScalar *[]);
661: PETSC_EXTERN PetscErrorCode MatRestoreRow(Mat, PetscInt, PetscInt *, const PetscInt *[], const PetscScalar *[]);
662: PETSC_EXTERN PetscErrorCode MatGetRowUpperTriangular(Mat);
663: PETSC_EXTERN PetscErrorCode MatRestoreRowUpperTriangular(Mat);
664: PETSC_EXTERN PetscErrorCode MatGetColumnVector(Mat, Vec, PetscInt);
665: PETSC_EXTERN PetscErrorCode MatSeqAIJGetArray(Mat, PetscScalar *[]);
666: PETSC_EXTERN PetscErrorCode MatSeqAIJGetArrayRead(Mat, const PetscScalar *[]);
667: PETSC_EXTERN PetscErrorCode MatSeqAIJGetArrayWrite(Mat, PetscScalar *[]);
668: PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArray(Mat, PetscScalar *[]);
669: PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArrayRead(Mat, const PetscScalar *[]);
670: PETSC_EXTERN PetscErrorCode MatSeqAIJRestoreArrayWrite(Mat, PetscScalar *[]);
671: PETSC_EXTERN PetscErrorCode MatSeqAIJGetMaxRowNonzeros(Mat, PetscInt *);
672: PETSC_EXTERN PetscErrorCode MatSeqAIJSetValuesLocalFast(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], const PetscScalar[], InsertMode);
673: PETSC_EXTERN PetscErrorCode MatSeqAIJSetType(Mat, MatType);
674: PETSC_EXTERN PetscErrorCode MatSeqAIJKron(Mat, Mat, MatReuse, Mat *);
675: PETSC_EXTERN PetscErrorCode MatSeqAIJRegister(const char[], PetscErrorCode (*)(Mat, MatType, MatReuse, Mat *));
676: PETSC_EXTERN PetscFunctionList MatSeqAIJList;
677: PETSC_EXTERN PetscErrorCode MatSeqBAIJGetArray(Mat, PetscScalar *[]);
678: PETSC_EXTERN PetscErrorCode MatSeqBAIJRestoreArray(Mat, PetscScalar *[]);
679: PETSC_EXTERN PetscErrorCode MatSeqSBAIJGetArray(Mat, PetscScalar *[]);
680: PETSC_EXTERN PetscErrorCode MatSeqSBAIJRestoreArray(Mat, PetscScalar *[]);
681: PETSC_EXTERN PetscErrorCode MatDenseGetArray(Mat, PetscScalar *[]);
682: PETSC_EXTERN PetscErrorCode MatDenseRestoreArray(Mat, PetscScalar *[]);
683: PETSC_EXTERN PetscErrorCode MatDensePlaceArray(Mat, const PetscScalar[]);
684: PETSC_EXTERN PetscErrorCode MatDenseReplaceArray(Mat, const PetscScalar[]);
685: PETSC_EXTERN PetscErrorCode MatDenseResetArray(Mat);
686: PETSC_EXTERN PetscErrorCode MatDenseGetArrayRead(Mat, const PetscScalar *[]);
687: PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayRead(Mat, const PetscScalar *[]);
688: PETSC_EXTERN PetscErrorCode MatDenseGetArrayWrite(Mat, PetscScalar *[]);
689: PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayWrite(Mat, PetscScalar *[]);
690: PETSC_EXTERN PetscErrorCode MatDenseGetArrayAndMemType(Mat, PetscScalar *[], PetscMemType *);
691: PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayAndMemType(Mat, PetscScalar *[]);
692: PETSC_EXTERN PetscErrorCode MatDenseGetArrayReadAndMemType(Mat, const PetscScalar *[], PetscMemType *);
693: PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayReadAndMemType(Mat, const PetscScalar *[]);
694: PETSC_EXTERN PetscErrorCode MatDenseGetArrayWriteAndMemType(Mat, PetscScalar *[], PetscMemType *);
695: PETSC_EXTERN PetscErrorCode MatDenseRestoreArrayWriteAndMemType(Mat, PetscScalar *[]);
696: PETSC_EXTERN PetscErrorCode MatGetBlockSize(Mat, PetscInt *);
697: PETSC_EXTERN PetscErrorCode MatSetBlockSize(Mat, PetscInt);
698: PETSC_EXTERN PetscErrorCode MatGetBlockSizes(Mat, PetscInt *, PetscInt *);
699: PETSC_EXTERN PetscErrorCode MatSetBlockSizes(Mat, PetscInt, PetscInt);
700: PETSC_EXTERN PetscErrorCode MatSetBlockSizesFromMats(Mat, Mat, Mat);
701: PETSC_EXTERN PetscErrorCode MatSetVariableBlockSizes(Mat, PetscInt, const PetscInt[]);
702: PETSC_EXTERN PetscErrorCode MatGetVariableBlockSizes(Mat, PetscInt *, const PetscInt *[]);
704: PETSC_EXTERN PetscErrorCode MatDenseGetColumn(Mat, PetscInt, PetscScalar *[]);
705: PETSC_EXTERN PetscErrorCode MatDenseRestoreColumn(Mat, PetscScalar *[]);
706: PETSC_EXTERN PetscErrorCode MatDenseGetColumnVec(Mat, PetscInt, Vec *);
707: PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVec(Mat, PetscInt, Vec *);
708: PETSC_EXTERN PetscErrorCode MatDenseGetColumnVecRead(Mat, PetscInt, Vec *);
709: PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVecRead(Mat, PetscInt, Vec *);
710: PETSC_EXTERN PetscErrorCode MatDenseGetColumnVecWrite(Mat, PetscInt, Vec *);
711: PETSC_EXTERN PetscErrorCode MatDenseRestoreColumnVecWrite(Mat, PetscInt, Vec *);
712: PETSC_EXTERN PetscErrorCode MatDenseGetSubMatrix(Mat, PetscInt, PetscInt, PetscInt, PetscInt, Mat *);
713: PETSC_EXTERN PetscErrorCode MatDenseRestoreSubMatrix(Mat, Mat *);
715: PETSC_EXTERN PetscErrorCode MatMult(Mat, Vec, Vec);
716: PETSC_EXTERN PetscErrorCode MatMultDiagonalBlock(Mat, Vec, Vec);
717: PETSC_EXTERN PetscErrorCode MatMultAdd(Mat, Vec, Vec, Vec);
718: PETSC_EXTERN PetscErrorCode MatMultTranspose(Mat, Vec, Vec);
719: PETSC_EXTERN PetscErrorCode MatMultHermitianTranspose(Mat, Vec, Vec);
720: PETSC_EXTERN PetscErrorCode MatIsTranspose(Mat, Mat, PetscReal, PetscBool *);
721: PETSC_EXTERN PetscErrorCode MatIsHermitianTranspose(Mat, Mat, PetscReal, PetscBool *);
722: PETSC_EXTERN PetscErrorCode MatMultTransposeAdd(Mat, Vec, Vec, Vec);
723: PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAdd(Mat, Vec, Vec, Vec);
724: PETSC_EXTERN PetscErrorCode MatMatSolve(Mat, Mat, Mat);
725: PETSC_EXTERN PetscErrorCode MatMatSolveTranspose(Mat, Mat, Mat);
726: PETSC_EXTERN PetscErrorCode MatMatTransposeSolve(Mat, Mat, Mat);
727: PETSC_EXTERN PetscErrorCode MatResidual(Mat, Vec, Vec, Vec);
729: /*E
730: MatDuplicateOption - Indicates if a duplicated sparse matrix should have
731: its numerical values copied over or just its nonzero structure.
733: Values:
734: + `MAT_DO_NOT_COPY_VALUES` - Create a matrix using the same nonzero pattern as the original matrix,
735: with zeros for the numerical values
736: . `MAT_COPY_VALUES` - Create a matrix with the same nonzero pattern as the original matrix
737: and with the same numerical values.
738: - `MAT_SHARE_NONZERO_PATTERN` - Create a matrix that shares the nonzero structure with the previous matrix
739: and does not copy it, using zeros for the numerical values. The parent and
740: child matrices will share their index (i and j) arrays, and you cannot
741: insert new nonzero entries into either matrix
743: Level: beginner
745: Note:
746: Many matrix types (including `MATSEQAIJ`) do not support the `MAT_SHARE_NONZERO_PATTERN` optimization; in
747: this case the behavior is as if `MAT_DO_NOT_COPY_VALUES` has been specified.
749: .seealso: [](ch_matrices), `Mat`, `MatDuplicate()`
750: E*/
751: typedef enum {
752: MAT_DO_NOT_COPY_VALUES,
753: MAT_COPY_VALUES,
754: MAT_SHARE_NONZERO_PATTERN
755: } MatDuplicateOption;
757: PETSC_EXTERN PetscErrorCode MatConvert(Mat, MatType, MatReuse, Mat *);
758: PETSC_EXTERN PetscErrorCode MatDuplicate(Mat, MatDuplicateOption, Mat *);
760: PETSC_EXTERN PetscErrorCode MatCopy(Mat, Mat, MatStructure);
761: PETSC_EXTERN PetscErrorCode MatView(Mat, PetscViewer);
762: PETSC_EXTERN PetscErrorCode MatIsSymmetric(Mat, PetscReal, PetscBool *);
763: PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetric(Mat, PetscBool *);
764: PETSC_EXTERN PetscErrorCode MatIsHermitian(Mat, PetscReal, PetscBool *);
765: PETSC_EXTERN PetscErrorCode MatIsSymmetricKnown(Mat, PetscBool *, PetscBool *);
766: PETSC_EXTERN PetscErrorCode MatIsHermitianKnown(Mat, PetscBool *, PetscBool *);
767: PETSC_EXTERN PetscErrorCode MatIsStructurallySymmetricKnown(Mat, PetscBool *, PetscBool *);
768: PETSC_EXTERN PetscErrorCode MatIsSPDKnown(Mat, PetscBool *, PetscBool *);
769: PETSC_EXTERN PetscErrorCode MatMissingDiagonal(Mat, PetscBool *, PetscInt *);
770: PETSC_EXTERN PetscErrorCode MatLoad(Mat, PetscViewer);
772: PETSC_EXTERN PetscErrorCode MatGetRowIJ(Mat, PetscInt, PetscBool, PetscBool, PetscInt *, const PetscInt *[], const PetscInt *[], PetscBool *);
773: PETSC_EXTERN PetscErrorCode MatRestoreRowIJ(Mat, PetscInt, PetscBool, PetscBool, PetscInt *, const PetscInt *[], const PetscInt *[], PetscBool *);
774: PETSC_EXTERN PetscErrorCode MatGetColumnIJ(Mat, PetscInt, PetscBool, PetscBool, PetscInt *, const PetscInt *[], const PetscInt *[], PetscBool *);
775: PETSC_EXTERN PetscErrorCode MatRestoreColumnIJ(Mat, PetscInt, PetscBool, PetscBool, PetscInt *, const PetscInt *[], const PetscInt *[], PetscBool *);
777: /*S
778: MatInfo - Context of matrix information, used with `MatGetInfo()`
780: Level: intermediate
782: Fortran Note:
783: Information is stored as a double-precision array of dimension `MAT_INFO_SIZE`
785: .seealso: [](ch_matrices), `Mat`, `MatGetInfo()`, `MatInfoType`
786: S*/
787: typedef struct {
788: PetscLogDouble block_size; /* block size */
789: PetscLogDouble nz_allocated, nz_used, nz_unneeded; /* number of nonzeros */
790: PetscLogDouble memory; /* memory allocated */
791: PetscLogDouble assemblies; /* number of matrix assemblies called */
792: PetscLogDouble mallocs; /* number of mallocs during MatSetValues() */
793: PetscLogDouble fill_ratio_given, fill_ratio_needed; /* fill ratio for LU/ILU */
794: PetscLogDouble factor_mallocs; /* number of mallocs during factorization */
795: } MatInfo;
797: /*E
798: MatInfoType - Indicates if you want information about the local part of the matrix,
799: the entire parallel matrix or the maximum over all the local parts.
801: Values:
802: + `MAT_LOCAL` - values for each MPI process part of the matrix
803: . `MAT_GLOBAL_MAX` - maximum of each value over all MPI processes
804: - `MAT_GLOBAL_SUM` - sum of each value over all MPI processes
806: Level: beginner
808: .seealso: [](ch_matrices), `MatGetInfo()`, `MatInfo`
809: E*/
810: typedef enum {
811: MAT_LOCAL = 1,
812: MAT_GLOBAL_MAX = 2,
813: MAT_GLOBAL_SUM = 3
814: } MatInfoType;
815: PETSC_EXTERN PetscErrorCode MatGetInfo(Mat, MatInfoType, MatInfo *);
816: PETSC_EXTERN PetscErrorCode MatGetDiagonal(Mat, Vec);
817: PETSC_EXTERN PetscErrorCode MatGetRowMax(Mat, Vec, PetscInt[]);
818: PETSC_EXTERN PetscErrorCode MatGetRowMin(Mat, Vec, PetscInt[]);
819: PETSC_EXTERN PetscErrorCode MatGetRowMaxAbs(Mat, Vec, PetscInt[]);
820: PETSC_EXTERN PetscErrorCode MatGetRowSumAbs(Mat, Vec);
821: PETSC_EXTERN PetscErrorCode MatGetRowMinAbs(Mat, Vec, PetscInt[]);
822: PETSC_EXTERN PetscErrorCode MatGetRowSum(Mat, Vec);
823: PETSC_EXTERN PetscErrorCode MatTranspose(Mat, MatReuse, Mat *);
824: PETSC_EXTERN PetscErrorCode MatTransposeSymbolic(Mat, Mat *);
825: PETSC_EXTERN PetscErrorCode MatTransposeSetPrecursor(Mat, Mat);
826: PETSC_EXTERN PetscErrorCode MatHermitianTranspose(Mat, MatReuse, Mat *);
827: PETSC_EXTERN PetscErrorCode MatPermute(Mat, IS, IS, Mat *);
828: PETSC_EXTERN PetscErrorCode MatDiagonalScale(Mat, Vec, Vec);
829: PETSC_EXTERN PetscErrorCode MatDiagonalSet(Mat, Vec, InsertMode);
831: PETSC_EXTERN PetscErrorCode MatEqual(Mat, Mat, PetscBool *);
832: PETSC_EXTERN PetscErrorCode MatMultEqual(Mat, Mat, PetscInt, PetscBool *);
833: PETSC_EXTERN PetscErrorCode MatMultAddEqual(Mat, Mat, PetscInt, PetscBool *);
834: PETSC_EXTERN PetscErrorCode MatMultTransposeEqual(Mat, Mat, PetscInt, PetscBool *);
835: PETSC_EXTERN PetscErrorCode MatMultTransposeAddEqual(Mat, Mat, PetscInt, PetscBool *);
836: PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeEqual(Mat, Mat, PetscInt, PetscBool *);
837: PETSC_EXTERN PetscErrorCode MatMultHermitianTransposeAddEqual(Mat, Mat, PetscInt, PetscBool *);
838: PETSC_EXTERN PetscErrorCode MatMatMultEqual(Mat, Mat, Mat, PetscInt, PetscBool *);
839: PETSC_EXTERN PetscErrorCode MatTransposeMatMultEqual(Mat, Mat, Mat, PetscInt, PetscBool *);
840: PETSC_EXTERN PetscErrorCode MatMatTransposeMultEqual(Mat, Mat, Mat, PetscInt, PetscBool *);
841: PETSC_EXTERN PetscErrorCode MatPtAPMultEqual(Mat, Mat, Mat, PetscInt, PetscBool *);
842: PETSC_EXTERN PetscErrorCode MatRARtMultEqual(Mat, Mat, Mat, PetscInt, PetscBool *);
843: PETSC_EXTERN PetscErrorCode MatIsLinear(Mat, PetscInt, PetscBool *);
845: PETSC_EXTERN PetscErrorCode MatNorm(Mat, NormType, PetscReal *);
846: PETSC_EXTERN PetscErrorCode MatGetColumnNorms(Mat, NormType, PetscReal *);
847: PETSC_EXTERN PetscErrorCode MatGetColumnSums(Mat, PetscScalar *);
848: PETSC_EXTERN PetscErrorCode MatGetColumnSumsRealPart(Mat, PetscReal *);
849: PETSC_EXTERN PetscErrorCode MatGetColumnSumsImaginaryPart(Mat, PetscReal *);
850: PETSC_EXTERN PetscErrorCode MatGetColumnMeans(Mat, PetscScalar *);
851: PETSC_EXTERN PetscErrorCode MatGetColumnMeansRealPart(Mat, PetscReal *);
852: PETSC_EXTERN PetscErrorCode MatGetColumnMeansImaginaryPart(Mat, PetscReal *);
853: PETSC_EXTERN PetscErrorCode MatGetColumnReductions(Mat, PetscInt, PetscReal *);
854: PETSC_EXTERN PetscErrorCode MatZeroEntries(Mat);
855: PETSC_EXTERN PetscErrorCode MatSetInf(Mat);
856: PETSC_EXTERN PetscErrorCode MatZeroRows(Mat, PetscInt, const PetscInt[], PetscScalar, Vec, Vec);
857: PETSC_EXTERN PetscErrorCode MatZeroRowsIS(Mat, IS, PetscScalar, Vec, Vec);
858: PETSC_EXTERN PetscErrorCode MatZeroRowsStencil(Mat, PetscInt, const MatStencil[], PetscScalar, Vec, Vec);
859: PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsStencil(Mat, PetscInt, const MatStencil[], PetscScalar, Vec, Vec);
860: PETSC_EXTERN PetscErrorCode MatZeroRowsColumns(Mat, PetscInt, const PetscInt[], PetscScalar, Vec, Vec);
861: PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsIS(Mat, IS, PetscScalar, Vec, Vec);
863: PETSC_EXTERN PetscErrorCode MatGetSize(Mat, PetscInt *, PetscInt *);
864: PETSC_EXTERN PetscErrorCode MatGetLocalSize(Mat, PetscInt *, PetscInt *);
865: PETSC_EXTERN PetscErrorCode MatGetOwnershipRange(Mat, PetscInt *, PetscInt *);
866: PETSC_EXTERN PetscErrorCode MatGetOwnershipRanges(Mat, const PetscInt **);
867: PETSC_EXTERN PetscErrorCode MatGetOwnershipRangeColumn(Mat, PetscInt *, PetscInt *);
868: PETSC_EXTERN PetscErrorCode MatGetOwnershipRangesColumn(Mat, const PetscInt **);
869: PETSC_EXTERN PetscErrorCode MatGetOwnershipIS(Mat, IS *, IS *);
871: PETSC_EXTERN PetscErrorCode MatCreateSubMatrices(Mat, PetscInt, const IS[], const IS[], MatReuse, Mat *[]);
872: PETSC_DEPRECATED_FUNCTION(3, 8, 0, "MatCreateSubMatrices()", ) static inline PetscErrorCode MatGetSubMatrices(Mat mat, PetscInt n, const IS irow[], const IS icol[], MatReuse scall, Mat *submat[])
873: {
874: return MatCreateSubMatrices(mat, n, irow, icol, scall, submat);
875: }
876: PETSC_EXTERN PetscErrorCode MatCreateSubMatricesMPI(Mat, PetscInt, const IS[], const IS[], MatReuse, Mat *[]);
877: PETSC_DEPRECATED_FUNCTION(3, 8, 0, "MatCreateSubMatricesMPI()", ) static inline PetscErrorCode MatGetSubMatricesMPI(Mat mat, PetscInt n, const IS irow[], const IS icol[], MatReuse scall, Mat *submat[])
878: {
879: return MatCreateSubMatricesMPI(mat, n, irow, icol, scall, submat);
880: }
881: PETSC_EXTERN PetscErrorCode MatDestroyMatrices(PetscInt, Mat *[]);
882: PETSC_EXTERN PetscErrorCode MatDestroySubMatrices(PetscInt, Mat *[]);
883: PETSC_EXTERN PetscErrorCode MatCreateSubMatrix(Mat, IS, IS, MatReuse, Mat *);
884: PETSC_DEPRECATED_FUNCTION(3, 8, 0, "MatCreateSubMatrix()", ) static inline PetscErrorCode MatGetSubMatrix(Mat mat, IS isrow, IS iscol, MatReuse cll, Mat *newmat)
885: {
886: return MatCreateSubMatrix(mat, isrow, iscol, cll, newmat);
887: }
888: PETSC_EXTERN PetscErrorCode MatGetLocalSubMatrix(Mat, IS, IS, Mat *);
889: PETSC_EXTERN PetscErrorCode MatRestoreLocalSubMatrix(Mat, IS, IS, Mat *);
890: PETSC_EXTERN PetscErrorCode MatGetSeqNonzeroStructure(Mat, Mat *);
891: PETSC_EXTERN PetscErrorCode MatDestroySeqNonzeroStructure(Mat *);
893: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJ(MPI_Comm, Mat, PetscInt, PetscInt, MatReuse, Mat *);
894: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJSymbolic(MPI_Comm, Mat, PetscInt, PetscInt, Mat *);
895: PETSC_EXTERN PetscErrorCode MatCreateMPIAIJSumSeqAIJNumeric(Mat, Mat);
896: PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMat(Mat, MatReuse, Mat *);
897: PETSC_EXTERN PetscErrorCode MatAIJGetLocalMat(Mat, Mat *);
898: PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatCondensed(Mat, MatReuse, IS *, IS *, Mat *);
899: PETSC_EXTERN PetscErrorCode MatMPIAIJGetLocalMatMerge(Mat, MatReuse, IS *, Mat *);
900: PETSC_EXTERN PetscErrorCode MatMPIAIJGetNumberNonzeros(Mat, PetscCount *);
901: PETSC_EXTERN PetscErrorCode MatGetBrowsOfAcols(Mat, Mat, MatReuse, IS *, IS *, Mat *);
902: PETSC_EXTERN PetscErrorCode MatGetGhosts(Mat, PetscInt *, const PetscInt *[]);
904: PETSC_EXTERN PetscErrorCode MatIncreaseOverlap(Mat, PetscInt, IS[], PetscInt);
905: PETSC_EXTERN PetscErrorCode MatIncreaseOverlapSplit(Mat mat, PetscInt n, IS is[], PetscInt ov);
906: PETSC_EXTERN PetscErrorCode MatMPIAIJSetUseScalableIncreaseOverlap(Mat, PetscBool);
908: PETSC_EXTERN PetscErrorCode MatMatMult(Mat, Mat, MatReuse, PetscReal, Mat *);
910: PETSC_EXTERN PetscErrorCode MatMatMatMult(Mat, Mat, Mat, MatReuse, PetscReal, Mat *);
911: PETSC_EXTERN PetscErrorCode MatGalerkin(Mat, Mat, Mat, MatReuse, PetscReal, Mat *);
913: PETSC_EXTERN PetscErrorCode MatPtAP(Mat, Mat, MatReuse, PetscReal, Mat *);
914: PETSC_EXTERN PetscErrorCode MatRARt(Mat, Mat, MatReuse, PetscReal, Mat *);
916: PETSC_EXTERN PetscErrorCode MatTransposeMatMult(Mat, Mat, MatReuse, PetscReal, Mat *);
917: PETSC_EXTERN PetscErrorCode MatMatTransposeMult(Mat, Mat, MatReuse, PetscReal, Mat *);
919: PETSC_EXTERN PetscErrorCode MatAXPY(Mat, PetscScalar, Mat, MatStructure);
920: PETSC_EXTERN PetscErrorCode MatAYPX(Mat, PetscScalar, Mat, MatStructure);
922: PETSC_EXTERN PetscErrorCode MatScale(Mat, PetscScalar);
923: PETSC_EXTERN PetscErrorCode MatShift(Mat, PetscScalar);
925: PETSC_EXTERN PetscErrorCode MatSetLocalToGlobalMapping(Mat, ISLocalToGlobalMapping, ISLocalToGlobalMapping);
926: PETSC_EXTERN PetscErrorCode MatGetLocalToGlobalMapping(Mat, ISLocalToGlobalMapping *, ISLocalToGlobalMapping *);
927: PETSC_EXTERN PetscErrorCode MatGetLayouts(Mat, PetscLayout *, PetscLayout *);
928: PETSC_EXTERN PetscErrorCode MatSetLayouts(Mat, PetscLayout, PetscLayout);
929: PETSC_EXTERN PetscErrorCode MatZeroRowsLocal(Mat, PetscInt, const PetscInt[], PetscScalar, Vec, Vec);
930: PETSC_EXTERN PetscErrorCode MatZeroRowsLocalIS(Mat, IS, PetscScalar, Vec, Vec);
931: PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocal(Mat, PetscInt, const PetscInt[], PetscScalar, Vec, Vec);
932: PETSC_EXTERN PetscErrorCode MatZeroRowsColumnsLocalIS(Mat, IS, PetscScalar, Vec, Vec);
933: PETSC_EXTERN PetscErrorCode MatGetValuesLocal(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], PetscScalar[]);
934: PETSC_EXTERN PetscErrorCode MatSetValuesLocal(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], const PetscScalar[], InsertMode);
935: PETSC_EXTERN PetscErrorCode MatSetValuesBlockedLocal(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[], const PetscScalar[], InsertMode);
937: PETSC_EXTERN PetscErrorCode MatStashSetInitialSize(Mat, PetscInt, PetscInt);
938: PETSC_EXTERN PetscErrorCode MatStashGetInfo(Mat, PetscInt *, PetscInt *, PetscInt *, PetscInt *);
940: PETSC_EXTERN PetscErrorCode MatInterpolate(Mat, Vec, Vec);
941: PETSC_EXTERN PetscErrorCode MatInterpolateAdd(Mat, Vec, Vec, Vec);
942: PETSC_EXTERN PetscErrorCode MatRestrict(Mat, Vec, Vec);
943: PETSC_EXTERN PetscErrorCode MatMatInterpolate(Mat, Mat, Mat *);
944: PETSC_EXTERN PetscErrorCode MatMatInterpolateAdd(Mat, Mat, Mat, Mat *);
945: PETSC_EXTERN PetscErrorCode MatMatRestrict(Mat, Mat, Mat *);
946: PETSC_EXTERN PetscErrorCode MatCreateVecs(Mat, Vec *, Vec *);
947: PETSC_DEPRECATED_FUNCTION(3, 6, 0, "MatCreateVecs()", ) static inline PetscErrorCode MatGetVecs(Mat mat, Vec *x, Vec *y)
948: {
949: return MatCreateVecs(mat, x, y);
950: }
951: PETSC_EXTERN PetscErrorCode MatCreateRedundantMatrix(Mat, PetscInt, MPI_Comm, MatReuse, Mat *);
952: PETSC_EXTERN PetscErrorCode MatGetMultiProcBlock(Mat, MPI_Comm, MatReuse, Mat *);
953: PETSC_EXTERN PetscErrorCode MatFindZeroDiagonals(Mat, IS *);
954: PETSC_EXTERN PetscErrorCode MatFindOffBlockDiagonalEntries(Mat, IS *);
955: PETSC_EXTERN PetscErrorCode MatCreateMPIMatConcatenateSeqMat(MPI_Comm, Mat, PetscInt, MatReuse, Mat *);
957: /*@C
958: MatSetValue - Set a single entry into a matrix.
960: Not Collective
962: Input Parameters:
963: + mat - the matrix
964: . i - the row location of the entry
965: . j - the column location of the entry
966: . va - the value to insert
967: - mode - either `INSERT_VALUES` or `ADD_VALUES`
969: Level: beginner
971: Notes:
972: This value may be cached, so `MatAssemblyBegin()` and `MatAssemblyEnd()`
973: MUST be called after all calls to `MatSetValue()` have been completed.
975: For efficiency one should use `MatSetValues()` and set several values simultaneously.
977: .seealso: [](ch_matrices), `Mat`, `MatAssemblyBegin()`, `MatAssemblyEnd()`, `InsertMode`, `MatGetValue()`, `MatSetValues()`,
978: `MatSetValueLocal()`, `MatSetValuesLocal()`
979: @*/
980: static inline PetscErrorCode MatSetValue(Mat mat, PetscInt i, PetscInt j, PetscScalar va, InsertMode mode)
981: {
982: return MatSetValues(mat, 1, &i, 1, &j, &va, mode);
983: }
985: /*@C
986: MatGetValue - Gets a single value from a matrix
988: Not Collective; can only return a value owned by the given process
990: Input Parameters:
991: + mat - the matrix
992: . row - the row location of the entry
993: - col - the column location of the entry
995: Output Parameter:
996: . va - the value
998: Level: advanced
1000: Notes:
1001: The matrix must have been assembled with `MatAssemblyBegin()` and `MatAssemblyEnd()` before this call
1003: For efficiency one should use `MatGetValues()` and get several values simultaneously.
1005: See notes for `MatGetValues()`.
1007: .seealso: [](ch_matrices), `Mat`, `MatAssemblyBegin()`, `MatAssemblyEnd()`, `MatSetValue()`, `MatGetValueLocal()`, `MatGetValues()`
1008: @*/
1009: static inline PetscErrorCode MatGetValue(Mat mat, PetscInt row, PetscInt col, PetscScalar *va)
1010: {
1011: return MatGetValues(mat, 1, &row, 1, &col, va);
1012: }
1014: /*@C
1015: MatSetValueLocal - Inserts or adds a single value into a matrix, using a local numbering of the nodes.
1017: Not Collective
1019: Input Parameters:
1020: + mat - the matrix
1021: . i - the row location of the entry
1022: . j - the column location of the entry
1023: . va - the value to insert
1024: - mode - either `INSERT_VALUES` or `ADD_VALUES`
1026: Level: intermediate
1028: Notes:
1029: For efficiency one should use `MatSetValuesLocal()` and set several values simultaneously.
1031: See notes for `MatSetValuesLocal()` for additional information on when and how this function can be used.
1033: .seealso: [](ch_matrices), `MatSetValue()`, `MatSetValuesLocal()`
1034: @*/
1035: static inline PetscErrorCode MatSetValueLocal(Mat mat, PetscInt i, PetscInt j, PetscScalar va, InsertMode mode)
1036: {
1037: return MatSetValuesLocal(mat, 1, &i, 1, &j, &va, mode);
1038: }
1040: /*MC
1041: MatPreallocateBegin - Begins the block of code that will count the number of nonzeros per
1042: row in a matrix providing the data that one can use to correctly preallocate the matrix.
1044: Synopsis:
1045: #include <petscmat.h>
1046: PetscErrorCode MatPreallocateBegin(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz)
1048: Collective
1050: Input Parameters:
1051: + comm - the communicator that will share the eventually allocated matrix
1052: . nrows - the number of LOCAL rows in the matrix
1053: - ncols - the number of LOCAL columns in the matrix
1055: Output Parameters:
1056: + dnz - the array that will be passed to the matrix preallocation routines
1057: - onz - the other array passed to the matrix preallocation routines
1059: Level: deprecated (since v3.19)
1061: Notes:
1062: This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than
1063: the use of this routine
1065: This is a macro that handles its own error checking, it does not return an error code.
1067: Do not malloc or free `dnz` and `onz`, that is handled internally by these routines
1069: Developer Note:
1070: This is a MACRO, not a function, because it has a leading { that is closed by `PetscPreallocateFinalize()`.
1072: .seealso: [](ch_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()`, `MatPreallocateSetLocal()`,
1073: `MatPreallocateSymmetricSetLocalBlock()`
1074: M*/
1075: #define MatPreallocateBegin(comm, nrows, ncols, dnz, onz) \
1076: do { \
1077: PetscInt __nrows = (nrows), __ncols = (ncols), __rstart, __end = 0; \
1078: PetscInt PETSC_UNUSED __start; \
1079: PetscCall(PetscCalloc2(__nrows, &(dnz), __nrows, &(onz))); \
1080: PetscCallMPI(MPI_Scan(&__ncols, &__end, 1, MPIU_INT, MPI_SUM, comm)); \
1081: __start = __end - __ncols; \
1082: (void)__start; \
1083: PetscCallMPI(MPI_Scan(&__nrows, &__rstart, 1, MPIU_INT, MPI_SUM, comm)); \
1084: __rstart -= __nrows
1086: #define MatPreallocateInitialize(...) PETSC_DEPRECATED_MACRO(3, 18, 0, "MatPreallocateBegin()", ) MatPreallocateBegin(__VA_ARGS__)
1088: /*MC
1089: MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be
1090: inserted using a local number of the rows and columns
1092: Synopsis:
1093: #include <petscmat.h>
1094: PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
1096: Not Collective
1098: Input Parameters:
1099: + map - the row mapping from local numbering to global numbering
1100: . nrows - the number of rows indicated
1101: . rows - the indices of the rows
1102: . cmap - the column mapping from local to global numbering
1103: . ncols - the number of columns in the matrix
1104: . cols - the columns indicated
1105: . dnz - the array that will be passed to the matrix preallocation routines
1106: - onz - the other array passed to the matrix preallocation routines
1108: Level: deprecated (since v3.19)
1110: Notes:
1111: This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than
1112: the use of this routine
1114: Do not malloc or free `dnz` and `onz`, that is handled internally by these routines
1116: .seealso: [](ch_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()`
1117: `MatPreallocateBegin()`, `MatPreallocateSymmetricSetLocalBlock()`, `MatPreallocateSetLocalRemoveDups()`
1118: M*/
1119: #define MatPreallocateSetLocal(rmap, nrows, rows, cmap, ncols, cols, dnz, onz) \
1120: PetscMacroReturnStandard(PetscCall(ISLocalToGlobalMappingApply(rmap, nrows, rows, rows)); PetscCall(ISLocalToGlobalMappingApply(cmap, ncols, cols, cols)); for (PetscInt __l = 0; __l < nrows; __l++) PetscCall(MatPreallocateSet((rows)[__l], ncols, cols, dnz, onz));)
1122: /*MC
1123: MatPreallocateSetLocalRemoveDups - Indicates the locations (rows and columns) in the matrix where nonzeros will be
1124: inserted using a local number of the rows and columns. This version removes any duplicate columns in cols
1126: Synopsis:
1127: #include <petscmat.h>
1128: PetscErrorCode MatPreallocateSetLocalRemoveDups(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
1130: Not Collective
1132: Input Parameters:
1133: + map - the row mapping from local numbering to global numbering
1134: . nrows - the number of rows indicated
1135: . rows - the indices of the rows (these values are mapped to the global values)
1136: . cmap - the column mapping from local to global numbering
1137: . ncols - the number of columns in the matrix (this value will be changed if duplicate columns are found)
1138: . cols - the columns indicated (these values are mapped to the global values, they are then sorted and duplicates removed)
1139: . dnz - the array that will be passed to the matrix preallocation routines
1140: - onz - the other array passed to the matrix preallocation routines
1142: Level: deprecated (since v3.19)
1144: Notes:
1145: This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than
1146: the use of this routine
1148: Do not malloc or free `dnz` and `onz`, that is handled internally by these routines
1150: .seealso: [](ch_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()`
1151: `MatPreallocateBegin()`, `MatPreallocateSymmetricSetLocalBlock()`, `MatPreallocateSetLocal()`
1152: M*/
1153: #define MatPreallocateSetLocalRemoveDups(rmap, nrows, rows, cmap, ncols, cols, dnz, onz) \
1154: PetscMacroReturnStandard(PetscCall(ISLocalToGlobalMappingApply(rmap, nrows, rows, rows)); PetscCall(ISLocalToGlobalMappingApply(cmap, ncols, cols, cols)); PetscCall(PetscSortRemoveDupsInt(&ncols, cols)); for (PetscInt __l = 0; __l < nrows; __l++) PetscCall(MatPreallocateSet((rows)[__l], ncols, cols, dnz, onz));)
1156: /*MC
1157: MatPreallocateSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be
1158: inserted using a local number of the rows and columns
1160: Synopsis:
1161: #include <petscmat.h>
1162: PetscErrorCode MatPreallocateSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
1164: Not Collective
1166: Input Parameters:
1167: + map - the row mapping from local numbering to global numbering
1168: . nrows - the number of rows indicated
1169: . rows - the indices of the rows
1170: . cmap - the column mapping from local to global numbering
1171: . ncols - the number of columns in the matrix
1172: . cols - the columns indicated
1173: . dnz - the array that will be passed to the matrix preallocation routines
1174: - onz - the other array passed to the matrix preallocation routines
1176: Level: deprecated (since v3.19)
1178: Notes:
1179: This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than
1180: the use of this routine
1182: Do not malloc or free `dnz` and `onz`, that is handled internally by these routines
1184: .seealso: [](ch_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()`
1185: `MatPreallocateBegin()`, `MatPreallocateSymmetricSetLocalBlock()`
1186: M*/
1187: #define MatPreallocateSetLocalBlock(rmap, nrows, rows, cmap, ncols, cols, dnz, onz) \
1188: PetscMacroReturnStandard(PetscCall(ISLocalToGlobalMappingApplyBlock(rmap, nrows, rows, rows)); PetscCall(ISLocalToGlobalMappingApplyBlock(cmap, ncols, cols, cols)); for (PetscInt __l = 0; __l < nrows; __l++) PetscCall(MatPreallocateSet((rows)[__l], ncols, cols, dnz, onz));)
1190: /*MC
1191: MatPreallocateSymmetricSetLocalBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be
1192: inserted using a local number of the rows and columns
1194: Synopsis:
1195: #include <petscmat.h>
1196: PetscErrorCode MatPreallocateSymmetricSetLocalBlock(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
1198: Not Collective
1200: Input Parameters:
1201: + map - the mapping between local numbering and global numbering
1202: . nrows - the number of rows indicated
1203: . rows - the indices of the rows
1204: . ncols - the number of columns in the matrix
1205: . cols - the columns indicated
1206: . dnz - the array that will be passed to the matrix preallocation routines
1207: - onz - the other array passed to the matrix preallocation routines
1209: Level: deprecated (since v3.19)
1211: Notes:
1212: This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than
1213: the use of this routine
1215: Do not malloc or free `dnz` and `onz` that is handled internally by these routines
1217: .seealso: [](ch_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()`
1218: `MatPreallocateBegin()`, `MatPreallocateSetLocal()`
1219: M*/
1220: #define MatPreallocateSymmetricSetLocalBlock(map, nrows, rows, ncols, cols, dnz, onz) \
1221: PetscMacroReturnStandard(PetscCall(ISLocalToGlobalMappingApplyBlock(map, nrows, rows, rows)); PetscCall(ISLocalToGlobalMappingApplyBlock(map, ncols, cols, cols)); for (PetscInt __l = 0; __l < nrows; __l++) PetscCall(MatPreallocateSymmetricSetBlock((rows)[__l], ncols, cols, dnz, onz));)
1223: /*MC
1224: MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be
1225: inserted using a local number of the rows and columns
1227: Synopsis:
1228: #include <petscmat.h>
1229: PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
1231: Not Collective
1233: Input Parameters:
1234: + row - the row
1235: . ncols - the number of columns in the matrix
1236: - cols - the columns indicated
1238: Output Parameters:
1239: + dnz - the array that will be passed to the matrix preallocation routines
1240: - onz - the other array passed to the matrix preallocation routines
1242: Level: deprecated (since v3.19)
1244: Notes:
1245: This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than
1246: the use of this routine
1248: Do not malloc or free `dnz` and `onz` that is handled internally by these routines
1250: This is a MACRO, not a function, because it uses variables declared in MatPreallocateBegin().
1252: .seealso: [](ch_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()`
1253: `MatPreallocateBegin()`, `MatPreallocateSetLocal()`
1254: M*/
1255: #define MatPreallocateSet(row, nc, cols, dnz, onz) \
1256: PetscMacroReturnStandard(PetscCheck(row >= __rstart, PETSC_COMM_SELF, PETSC_ERR_ARG_OUTOFRANGE, "Trying to set preallocation for row %" PetscInt_FMT " less than first local row %" PetscInt_FMT, row, __rstart); PetscCheck(row < __rstart + __nrows, PETSC_COMM_SELF, PETSC_ERR_ARG_OUTOFRANGE, "Trying to set preallocation for row %" PetscInt_FMT " greater than last local row %" PetscInt_FMT, row, __rstart + __nrows - 1); for (PetscInt __i = 0; __i < nc; ++__i) { \
1257: if ((cols)[__i] < __start || (cols)[__i] >= __end) onz[row - __rstart]++; \
1258: else if (dnz[row - __rstart] < __ncols) dnz[row - __rstart]++; \
1259: })
1261: /*MC
1262: MatPreallocateSymmetricSetBlock - Indicates the locations (rows and columns) in the matrix where nonzeros will be
1263: inserted using a local number of the rows and columns
1265: Synopsis:
1266: #include <petscmat.h>
1267: PetscErrorCode MatPreallocateSymmetricSetBlock(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
1269: Not Collective
1271: Input Parameters:
1272: + nrows - the number of rows indicated
1273: . rows - the indices of the rows
1274: . ncols - the number of columns in the matrix
1275: . cols - the columns indicated
1276: . dnz - the array that will be passed to the matrix preallocation routines
1277: - onz - the other array passed to the matrix preallocation routines
1279: Level: deprecated (since v3.19)
1281: Notes:
1282: This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than
1283: the use of this routine
1285: Do not malloc or free `dnz` and `onz` that is handled internally by these routines
1287: This is a MACRO, not a function, because it uses variables declared in MatPreallocateBegin().
1289: .seealso: [](ch_matrices), `MatPreallocateEnd()`, `MatPreallocateSet()`, `MatPreallocateBegin()`,
1290: `MatPreallocateSymmetricSetLocalBlock()`, `MatPreallocateSetLocal()`
1291: M*/
1292: #define MatPreallocateSymmetricSetBlock(row, nc, cols, dnz, onz) \
1293: PetscMacroReturnStandard(for (PetscInt __i = 0; __i < nc; __i++) { \
1294: if (cols[__i] >= __end) onz[row - __rstart]++; \
1295: else if (cols[__i] >= row && dnz[row - __rstart] < __ncols) dnz[row - __rstart]++; \
1296: })
1298: /*MC
1299: MatPreallocateLocation - An alternative to MatPreallocateSet() that puts the nonzero locations into the matrix if it exists
1301: Synopsis:
1302: #include <petscmat.h>
1303: PetscErrorCode MatPreallocateLocations(Mat A,PetscInt row,PetscInt ncols,PetscInt *cols,PetscInt *dnz,PetscInt *onz)
1305: Not Collective
1307: Input Parameters:
1308: + A - matrix
1309: . row - row where values exist (must be local to this process)
1310: . ncols - number of columns
1311: . cols - columns with nonzeros
1312: . dnz - the array that will be passed to the matrix preallocation routines
1313: - onz - the other array passed to the matrix preallocation routines
1315: Level: deprecated (since v3.19)
1317: Notes:
1318: This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than
1319: the use of this routine
1321: Do not malloc or free `dnz` and `onz` that is handled internally by these routines
1323: Developer Note:
1324: This is a MACRO, not a function, because it uses a bunch of variables private to the MatPreallocation.... routines.
1326: .seealso: [](ch_matrices), `MatPreallocateBegin()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()`, `MatPreallocateSetLocal()`,
1327: `MatPreallocateSymmetricSetLocalBlock()`
1328: M*/
1329: #define MatPreallocateLocation(A, row, ncols, cols, dnz, onz) (A ? MatSetValues(A, 1, &row, ncols, cols, NULL, INSERT_VALUES) : MatPreallocateSet(row, ncols, cols, dnz, onz))
1331: /*MC
1332: MatPreallocateEnd - Ends the block of code that will count the number of nonzeros per
1333: row in a matrix providing the data that one can use to correctly preallocate the matrix.
1335: Synopsis:
1336: #include <petscmat.h>
1337: PetscErrorCode MatPreallocateEnd(PetscInt *dnz, PetscInt *onz)
1339: Collective
1341: Input Parameters:
1342: + dnz - the array that was be passed to the matrix preallocation routines
1343: - onz - the other array passed to the matrix preallocation routines
1345: Level: deprecated (since v3.19)
1347: Notes:
1348: This routine is no longer needed since assembling matrices without explicit preallocation will not be slower than
1349: the use of this routine
1351: Do not malloc or free `dnz` and `onz`, that is handled internally by these routines
1353: Developer Note:
1354: This is a MACRO, not a function, because it closes the { started in MatPreallocateBegin().
1356: .seealso: [](ch_matrices), `MatPreallocateBegin()`, `MatPreallocateSet()`, `MatPreallocateSymmetricSetBlock()`, `MatPreallocateSetLocal()`,
1357: `MatPreallocateSymmetricSetLocalBlock()`
1358: M*/
1359: #define MatPreallocateEnd(dnz, onz) \
1360: PetscCall(PetscFree2(dnz, onz)); \
1361: } \
1362: while (0)
1364: #define MatPreallocateFinalize(...) PETSC_DEPRECATED_MACRO(3, 18, 0, "MatPreallocateEnd()", ) MatPreallocateEnd(__VA_ARGS__)
1366: /* Routines unique to particular data structures */
1367: PETSC_EXTERN PetscErrorCode MatShellGetContext(Mat, void *);
1369: PETSC_EXTERN PetscErrorCode MatInodeAdjustForInodes(Mat, IS *, IS *);
1370: PETSC_EXTERN PetscErrorCode MatInodeGetInodeSizes(Mat, PetscInt *, PetscInt *[], PetscInt *);
1372: PETSC_EXTERN PetscErrorCode MatSeqAIJSetColumnIndices(Mat, PetscInt[]);
1373: PETSC_EXTERN PetscErrorCode MatSeqBAIJSetColumnIndices(Mat, PetscInt[]);
1374: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJWithArrays(MPI_Comm, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscScalar[], Mat *);
1375: PETSC_EXTERN PetscErrorCode MatCreateSeqBAIJWithArrays(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscScalar[], Mat *);
1376: PETSC_EXTERN PetscErrorCode MatCreateSeqSBAIJWithArrays(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscScalar[], Mat *);
1377: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJFromTriple(MPI_Comm, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscScalar[], Mat *, PetscInt, PetscBool);
1379: #define MAT_SKIP_ALLOCATION -4
1381: PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocation(Mat, PetscInt, PetscInt, const PetscInt[]);
1382: PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation(Mat, PetscInt, PetscInt, const PetscInt[]);
1383: PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocation(Mat, PetscInt, const PetscInt[]);
1384: PETSC_EXTERN PetscErrorCode MatSeqAIJSetTotalPreallocation(Mat, PetscInt);
1386: PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocation(Mat, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[]);
1387: PETSC_EXTERN PetscErrorCode MatMPISBAIJSetPreallocation(Mat, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[]);
1388: PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocation(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[]);
1389: PETSC_EXTERN PetscErrorCode MatSeqAIJSetPreallocationCSR(Mat, const PetscInt[], const PetscInt[], const PetscScalar[]);
1390: PETSC_EXTERN PetscErrorCode MatSeqBAIJSetPreallocationCSR(Mat, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[]);
1391: PETSC_EXTERN PetscErrorCode MatMPIAIJSetPreallocationCSR(Mat, const PetscInt[], const PetscInt[], const PetscScalar[]);
1392: PETSC_EXTERN PetscErrorCode MatMPIBAIJSetPreallocationCSR(Mat, PetscInt, const PetscInt[], const PetscInt[], const PetscScalar[]);
1393: PETSC_EXTERN PetscErrorCode MatMPIAdjSetPreallocation(Mat, PetscInt[], PetscInt[], PetscInt[]);
1394: PETSC_EXTERN PetscErrorCode MatMPIAdjToSeq(Mat, Mat *);
1395: PETSC_EXTERN PetscErrorCode MatMPIAdjToSeqRankZero(Mat, Mat *);
1396: PETSC_EXTERN PetscErrorCode MatMPIDenseSetPreallocation(Mat, PetscScalar[]);
1397: PETSC_EXTERN PetscErrorCode MatSeqDenseSetPreallocation(Mat, PetscScalar[]);
1398: PETSC_EXTERN PetscErrorCode MatMPIAIJGetSeqAIJ(Mat, Mat *, Mat *, const PetscInt *[]);
1399: PETSC_EXTERN PetscErrorCode MatMPIBAIJGetSeqBAIJ(Mat, Mat *, Mat *, const PetscInt *[]);
1400: PETSC_EXTERN PetscErrorCode MatMPIAdjCreateNonemptySubcommMat(Mat, Mat *);
1402: PETSC_EXTERN PetscErrorCode MatDenseGetLDA(Mat, PetscInt *);
1403: PETSC_EXTERN PetscErrorCode MatDenseSetLDA(Mat, PetscInt);
1404: PETSC_DEPRECATED_FUNCTION(3, 14, 0, "MatDenseSetLDA()", ) static inline PetscErrorCode MatSeqDenseSetLDA(Mat A, PetscInt lda)
1405: {
1406: return MatDenseSetLDA(A, lda);
1407: }
1408: PETSC_EXTERN PetscErrorCode MatDenseGetLocalMatrix(Mat, Mat *);
1410: PETSC_EXTERN PetscErrorCode MatBlockMatSetPreallocation(Mat, PetscInt, PetscInt, const PetscInt[]);
1412: PETSC_EXTERN PetscErrorCode MatStoreValues(Mat);
1413: PETSC_EXTERN PetscErrorCode MatRetrieveValues(Mat);
1415: PETSC_EXTERN PetscErrorCode MatFindNonzeroRows(Mat, IS *);
1416: PETSC_EXTERN PetscErrorCode MatFindZeroRows(Mat, IS *);
1417: /*
1418: These routines are not usually accessed directly, rather solving is
1419: done through the KSP and PC interfaces.
1420: */
1422: /*J
1423: MatOrderingType - String with the name of a PETSc matrix ordering. These orderings are most commonly used
1424: to reduce fill in sparse factorizations.
1426: Level: beginner
1428: Notes:
1429: If `MATORDERINGEXTERNAL` is used then PETSc does not compute an ordering and instead the external factorization solver package called utilizes one
1430: of its own.
1432: There is no `MatOrdering` object, the ordering is obtained directly from the matrix with `MatGetOrdering()`
1434: Developer Note:
1435: This API should be converted to an API similar to those for `MatColoring` and `MatPartitioning`
1437: .seealso: [](ch_matrices), [](sec_graph), `MatGetFactor()`, `MatGetOrdering()`, `MatColoringType`, `MatPartitioningType`, `MatCoarsenType`, `MatCoarsenType`,
1438: `PCFactorSetOrderingType()`
1439: J*/
1440: typedef const char *MatOrderingType;
1441: #define MATORDERINGNATURAL "natural"
1442: #define MATORDERINGND "nd"
1443: #define MATORDERING1WD "1wd"
1444: #define MATORDERINGRCM "rcm"
1445: #define MATORDERINGQMD "qmd"
1446: #define MATORDERINGROWLENGTH "rowlength"
1447: #define MATORDERINGWBM "wbm"
1448: #define MATORDERINGSPECTRAL "spectral"
1449: #define MATORDERINGAMD "amd" /* only works if UMFPACK is installed with PETSc */
1450: #define MATORDERINGMETISND "metisnd" /* only works if METIS is installed with PETSc */
1451: #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 */
1452: #define MATORDERINGEXTERNAL "external" /* uses an ordering type internal to the factorization package */
1454: PETSC_EXTERN PetscErrorCode MatGetOrdering(Mat, MatOrderingType, IS *, IS *);
1455: PETSC_EXTERN PetscErrorCode MatGetOrderingList(PetscFunctionList *);
1456: PETSC_EXTERN PetscErrorCode MatOrderingRegister(const char[], PetscErrorCode (*)(Mat, MatOrderingType, IS *, IS *));
1457: PETSC_EXTERN PetscFunctionList MatOrderingList;
1459: #include "petscmatcoarsen.h"
1461: PETSC_EXTERN PetscErrorCode MatReorderForNonzeroDiagonal(Mat, PetscReal, IS, IS);
1462: PETSC_EXTERN PetscErrorCode MatCreateLaplacian(Mat, PetscReal, PetscBool, Mat *);
1464: PETSC_EXTERN PetscErrorCode MatFactorGetPreferredOrdering(Mat, MatFactorType, MatOrderingType *);
1466: /*S
1467: MatFactorShiftType - Type of numeric shift used for factorizations
1469: Values:
1470: + `MAT_SHIFT_NONE` - do not shift the matrix diagonal entries
1471: . `MAT_SHIFT_NONZERO` - shift the entries to be non-zero
1472: . `MAT_SHIFT_POSITIVE_DEFINITE` - shift the entries to force the factorization to be positive definite
1473: - `MAT_SHIFT_INBLOCKS` - only shift the factors inside the small dense diagonal blocks of the matrix, for example with `MATBAIJ`
1475: Level: intermediate
1477: .seealso: [](ch_matrices), `Mat`, `MatGetFactor()`, `PCFactorSetShiftType()`
1478: S*/
1479: typedef enum {
1480: MAT_SHIFT_NONE,
1481: MAT_SHIFT_NONZERO,
1482: MAT_SHIFT_POSITIVE_DEFINITE,
1483: MAT_SHIFT_INBLOCKS
1484: } MatFactorShiftType;
1485: PETSC_EXTERN const char *const MatFactorShiftTypes[];
1486: PETSC_EXTERN const char *const MatFactorShiftTypesDetail[];
1488: /*S
1489: MatFactorError - indicates what type of error was generated in a matrix factorization
1491: Values:
1492: + `MAT_FACTOR_NOERROR` - there was no error during the factorization
1493: . `MAT_FACTOR_STRUCT_ZEROPIVOT` - there was a missing entry in a diagonal location of the matrix
1494: . `MAT_FACTOR_NUMERIC_ZEROPIVOT` - there was a (near) zero pivot during the factorization
1495: . `MAT_FACTOR_OUTMEMORY` - the factorization has run out of memory
1496: - `MAT_FACTOR_OTHER` - some other error has occurred.
1498: Level: intermediate
1500: Note:
1501: When a factorization is done in a preconditioner `PC` the error may be propagated up to a `PCFailedReason` or a `KSPConvergedReason`
1503: .seealso: [](ch_matrices), `Mat`, `MatGetFactor()`, `MatFactorGetError()`, `MatFactorGetErrorZeroPivot()`, `MatFactorClearError()`,
1504: `PCFailedReason`, `PCGetFailedReason()`, `KSPConvergedReason`
1505: S*/
1506: typedef enum {
1507: MAT_FACTOR_NOERROR,
1508: MAT_FACTOR_STRUCT_ZEROPIVOT,
1509: MAT_FACTOR_NUMERIC_ZEROPIVOT,
1510: MAT_FACTOR_OUTMEMORY,
1511: MAT_FACTOR_OTHER
1512: } MatFactorError;
1514: PETSC_EXTERN PetscErrorCode MatFactorGetError(Mat, MatFactorError *);
1515: PETSC_EXTERN PetscErrorCode MatFactorClearError(Mat);
1516: PETSC_EXTERN PetscErrorCode MatFactorGetErrorZeroPivot(Mat, PetscReal *, PetscInt *);
1518: /*S
1519: MatFactorInfo - Data passed into the matrix factorization routines, and information about the resulting factorization
1521: Level: developer
1523: Note:
1524: You can use `MatFactorInfoInitialize()` to set default values.
1526: Fortran Note:
1527: The data is available in a double precision arrays of size `MAT_FACTORINFO_SIZE`
1529: .seealso: [](ch_matrices), `Mat`, `MatInfo`, `MatGetFactor()`, `MatLUFactorSymbolic()`, `MatILUFactorSymbolic()`, `MatCholeskyFactorSymbolic()`,
1530: `MatICCFactorSymbolic()`, `MatICCFactor()`, `MatFactorInfoInitialize()`
1531: S*/
1532: typedef struct {
1533: PetscReal diagonal_fill; /* force diagonal to fill in if initially not filled */
1534: PetscReal usedt;
1535: PetscReal dt; /* drop tolerance */
1536: PetscReal dtcol; /* tolerance for pivoting */
1537: PetscReal dtcount; /* maximum nonzeros to be allowed per row */
1538: PetscReal fill; /* expected fill, nonzeros in factored matrix/nonzeros in original matrix */
1539: PetscReal levels; /* ICC/ILU(levels) */
1540: PetscReal pivotinblocks; /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0
1541: factorization may be faster if do not pivot */
1542: PetscReal zeropivot; /* pivot is called zero if less than this */
1543: PetscReal shifttype; /* type of shift added to matrix factor to prevent zero pivots */
1544: PetscReal shiftamount; /* how large the shift is */
1545: } MatFactorInfo;
1547: PETSC_EXTERN PetscErrorCode MatFactorInfoInitialize(MatFactorInfo *);
1548: PETSC_EXTERN PetscErrorCode MatCholeskyFactor(Mat, IS, const MatFactorInfo *);
1549: PETSC_EXTERN PetscErrorCode MatCholeskyFactorSymbolic(Mat, Mat, IS, const MatFactorInfo *);
1550: PETSC_EXTERN PetscErrorCode MatCholeskyFactorNumeric(Mat, Mat, const MatFactorInfo *);
1551: PETSC_EXTERN PetscErrorCode MatLUFactor(Mat, IS, IS, const MatFactorInfo *);
1552: PETSC_EXTERN PetscErrorCode MatILUFactor(Mat, IS, IS, const MatFactorInfo *);
1553: PETSC_EXTERN PetscErrorCode MatLUFactorSymbolic(Mat, Mat, IS, IS, const MatFactorInfo *);
1554: PETSC_EXTERN PetscErrorCode MatILUFactorSymbolic(Mat, Mat, IS, IS, const MatFactorInfo *);
1555: PETSC_EXTERN PetscErrorCode MatICCFactorSymbolic(Mat, Mat, IS, const MatFactorInfo *);
1556: PETSC_EXTERN PetscErrorCode MatICCFactor(Mat, IS, const MatFactorInfo *);
1557: PETSC_EXTERN PetscErrorCode MatLUFactorNumeric(Mat, Mat, const MatFactorInfo *);
1558: PETSC_EXTERN PetscErrorCode MatQRFactor(Mat, IS, const MatFactorInfo *);
1559: PETSC_EXTERN PetscErrorCode MatQRFactorSymbolic(Mat, Mat, IS, const MatFactorInfo *);
1560: PETSC_EXTERN PetscErrorCode MatQRFactorNumeric(Mat, Mat, const MatFactorInfo *);
1561: PETSC_EXTERN PetscErrorCode MatGetInertia(Mat, PetscInt *, PetscInt *, PetscInt *);
1562: PETSC_EXTERN PetscErrorCode MatSolve(Mat, Vec, Vec);
1563: PETSC_EXTERN PetscErrorCode MatForwardSolve(Mat, Vec, Vec);
1564: PETSC_EXTERN PetscErrorCode MatBackwardSolve(Mat, Vec, Vec);
1565: PETSC_EXTERN PetscErrorCode MatSolveAdd(Mat, Vec, Vec, Vec);
1566: PETSC_EXTERN PetscErrorCode MatSolveTranspose(Mat, Vec, Vec);
1567: PETSC_EXTERN PetscErrorCode MatSolveTransposeAdd(Mat, Vec, Vec, Vec);
1568: PETSC_EXTERN PetscErrorCode MatSolves(Mat, Vecs, Vecs);
1569: PETSC_EXTERN PetscErrorCode MatSetUnfactored(Mat);
1571: typedef enum {
1572: MAT_FACTOR_SCHUR_UNFACTORED,
1573: MAT_FACTOR_SCHUR_FACTORED,
1574: MAT_FACTOR_SCHUR_INVERTED
1575: } MatFactorSchurStatus;
1576: PETSC_EXTERN PetscErrorCode MatFactorSetSchurIS(Mat, IS);
1577: PETSC_EXTERN PetscErrorCode MatFactorGetSchurComplement(Mat, Mat *, MatFactorSchurStatus *);
1578: PETSC_EXTERN PetscErrorCode MatFactorRestoreSchurComplement(Mat, Mat *, MatFactorSchurStatus);
1579: PETSC_EXTERN PetscErrorCode MatFactorInvertSchurComplement(Mat);
1580: PETSC_EXTERN PetscErrorCode MatFactorCreateSchurComplement(Mat, Mat *, MatFactorSchurStatus *);
1581: PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplement(Mat, Vec, Vec);
1582: PETSC_EXTERN PetscErrorCode MatFactorSolveSchurComplementTranspose(Mat, Vec, Vec);
1583: PETSC_EXTERN PetscErrorCode MatFactorFactorizeSchurComplement(Mat);
1585: PETSC_EXTERN PetscErrorCode MatSeqDenseInvert(Mat);
1586: /*E
1587: MatSORType - What type of (S)SOR to perform
1589: Values:
1590: + `SOR_FORWARD_SWEEP` - do a sweep from the first row of the matrix to the last
1591: . `SOR_BACKWARD_SWEEP` - do a sweep from the last row to the first
1592: . `SOR_SYMMETRIC_SWEEP` - do a sweep from the first row to the last and then back to the first
1593: . `SOR_LOCAL_FORWARD_SWEEP` - each MPI process does its own forward sweep with no communication
1594: . `SOR_LOCAL_BACKWARD_SWEEP` - each MPI process does its own backward sweep with no communication
1595: . `SOR_LOCAL_SYMMETRIC_SWEEP` - each MPI process does its own symmetric sweep with no communication
1596: . `SOR_ZERO_INITIAL_GUESS` - indicates the initial solution is zero so the sweep can avoid unneeded computation
1597: . `SOR_EISENSTAT` - apply the Eisentat application of SOR, see `PCEISENSTAT`
1598: . `SOR_APPLY_UPPER` - multiply by the upper triangular portion of the matrix
1599: - `SOR_APPLY_LOWER` - multiply by the lower triangular portion of the matrix
1601: Level: beginner
1603: Note:
1604: These may be bitwise ORd together
1606: Developer Note:
1607: Since `MatSORType` may be bitwise ORd together, so do not change the numerical values below
1609: .seealso: [](ch_matrices), `MatSOR()`
1610: E*/
1611: typedef enum {
1612: SOR_FORWARD_SWEEP = 1,
1613: SOR_BACKWARD_SWEEP = 2,
1614: SOR_SYMMETRIC_SWEEP = 3,
1615: SOR_LOCAL_FORWARD_SWEEP = 4,
1616: SOR_LOCAL_BACKWARD_SWEEP = 8,
1617: SOR_LOCAL_SYMMETRIC_SWEEP = 12,
1618: SOR_ZERO_INITIAL_GUESS = 16,
1619: SOR_EISENSTAT = 32,
1620: SOR_APPLY_UPPER = 64,
1621: SOR_APPLY_LOWER = 128
1622: } MatSORType;
1623: PETSC_EXTERN PetscErrorCode MatSOR(Mat, Vec, PetscReal, MatSORType, PetscReal, PetscInt, PetscInt, Vec);
1625: /*S
1626: MatColoring - Object for managing the coloring of matrices.
1628: Level: beginner
1630: Notes:
1631: Coloring of matrices can be computed directly from the sparse matrix nonzero structure via the `MatColoring` object or from the mesh from which the
1632: matrix comes from via `DMCreateColoring()`. In general using the mesh produces a more optimal coloring (fewer colors).
1634: Once a coloring is available `MatFDColoringCreate()` creates an object that can be used to efficiently compute Jacobians using that coloring. This
1635: same object can also be used to efficiently convert data created by Automatic Differentiation tools to PETSc sparse matrices.
1637: .seealso: [](ch_matrices), [](sec_graph), `MatFDColoringCreate()`, `MatColoringWeightType`, `ISColoring`, `MatFDColoring`, `DMCreateColoring()`, `MatColoringCreate()`,
1638: `MatPartitioning`, `MatColoringType`, `MatPartitioningType`, `MatOrderingType`, `MatColoringSetWeightType()`,
1639: `MatColoringSetWeights()`, `MatCoarsenType`, `MatCoarsen`
1640: S*/
1641: typedef struct _p_MatColoring *MatColoring;
1643: /*J
1644: MatColoringType - String with the name of a PETSc matrix coloring
1646: Level: beginner
1648: .seealso: [](ch_matrices), [](sec_graph), `Mat`, `MatFDColoringCreate()`, `MatColoringSetType()`, `MatColoring`
1649: J*/
1650: typedef const char *MatColoringType;
1651: #define MATCOLORINGJP "jp"
1652: #define MATCOLORINGPOWER "power"
1653: #define MATCOLORINGNATURAL "natural"
1654: #define MATCOLORINGSL "sl"
1655: #define MATCOLORINGLF "lf"
1656: #define MATCOLORINGID "id"
1657: #define MATCOLORINGGREEDY "greedy"
1659: /*E
1660: MatColoringWeightType - Type of weight scheme used for the coloring algorithm
1662: Values:
1663: + `MAT_COLORING_RANDOM` - Random weights
1664: . `MAT_COLORING_LEXICAL` - Lexical weighting based upon global numbering.
1665: - `MAT_COLORING_LF` - Last-first weighting.
1667: Level: intermediate
1669: .seealso: [](ch_matrices), `MatColoring`, `MatColoringCreate()`, `MatColoringSetWeightType()`, `MatColoringSetWeights()`
1670: E*/
1671: typedef enum {
1672: MAT_COLORING_WEIGHT_RANDOM,
1673: MAT_COLORING_WEIGHT_LEXICAL,
1674: MAT_COLORING_WEIGHT_LF,
1675: MAT_COLORING_WEIGHT_SL
1676: } MatColoringWeightType;
1678: PETSC_EXTERN PetscErrorCode MatColoringCreate(Mat, MatColoring *);
1679: PETSC_EXTERN PetscErrorCode MatColoringGetDegrees(Mat, PetscInt, PetscInt *);
1680: PETSC_EXTERN PetscErrorCode MatColoringDestroy(MatColoring *);
1681: PETSC_EXTERN PetscErrorCode MatColoringView(MatColoring, PetscViewer);
1682: PETSC_EXTERN PetscErrorCode MatColoringSetType(MatColoring, MatColoringType);
1683: PETSC_EXTERN PetscErrorCode MatColoringSetFromOptions(MatColoring);
1684: PETSC_EXTERN PetscErrorCode MatColoringSetDistance(MatColoring, PetscInt);
1685: PETSC_EXTERN PetscErrorCode MatColoringGetDistance(MatColoring, PetscInt *);
1686: PETSC_EXTERN PetscErrorCode MatColoringSetMaxColors(MatColoring, PetscInt);
1687: PETSC_EXTERN PetscErrorCode MatColoringGetMaxColors(MatColoring, PetscInt *);
1688: PETSC_EXTERN PetscErrorCode MatColoringApply(MatColoring, ISColoring *);
1689: PETSC_EXTERN PetscErrorCode MatColoringRegister(const char[], PetscErrorCode (*)(MatColoring));
1690: PETSC_EXTERN PetscErrorCode MatColoringPatch(Mat, PetscInt, PetscInt, ISColoringValue[], ISColoring *);
1691: PETSC_EXTERN PetscErrorCode MatColoringSetWeightType(MatColoring, MatColoringWeightType);
1692: PETSC_EXTERN PetscErrorCode MatColoringSetWeights(MatColoring, PetscReal *, PetscInt *);
1693: PETSC_EXTERN PetscErrorCode MatColoringCreateWeights(MatColoring, PetscReal **, PetscInt **lperm);
1694: PETSC_EXTERN PetscErrorCode MatColoringTest(MatColoring, ISColoring);
1695: PETSC_DEPRECATED_FUNCTION(3, 10, 0, "MatColoringTest()", ) static inline PetscErrorCode MatColoringTestValid(MatColoring matcoloring, ISColoring iscoloring)
1696: {
1697: return MatColoringTest(matcoloring, iscoloring);
1698: }
1699: PETSC_EXTERN PetscErrorCode MatISColoringTest(Mat, ISColoring);
1701: /*S
1702: MatFDColoring - Object for computing a sparse Jacobian via finite differences with coloring
1704: Level: beginner
1706: Notes:
1707: This object is creating utilizing a coloring provided by the `MatColoring` object or `DMCreateColoring()`
1709: The `SNES` option `-snes_fd_coloring` will cause the Jacobian needed by `SNES` to be computed via a use of this object
1711: .seealso: [](ch_matrices), `Mat`, `MatFDColoringCreate()`, `MatFDColoringSetFunction()`, `MatColoring`, `DMCreateColoring()`
1712: S*/
1713: typedef struct _p_MatFDColoring *MatFDColoring;
1715: PETSC_EXTERN PetscErrorCode MatFDColoringCreate(Mat, ISColoring, MatFDColoring *);
1716: PETSC_EXTERN PetscErrorCode MatFDColoringDestroy(MatFDColoring *);
1717: PETSC_EXTERN PetscErrorCode MatFDColoringView(MatFDColoring, PetscViewer);
1718: PETSC_EXTERN PetscErrorCode MatFDColoringSetFunction(MatFDColoring, PetscErrorCode (*)(void), void *);
1719: PETSC_EXTERN PetscErrorCode MatFDColoringGetFunction(MatFDColoring, PetscErrorCode (**)(void), void **);
1720: PETSC_EXTERN PetscErrorCode MatFDColoringSetParameters(MatFDColoring, PetscReal, PetscReal);
1721: PETSC_EXTERN PetscErrorCode MatFDColoringSetFromOptions(MatFDColoring);
1722: PETSC_EXTERN PetscErrorCode MatFDColoringApply(Mat, MatFDColoring, Vec, void *);
1723: PETSC_EXTERN PetscErrorCode MatFDColoringSetF(MatFDColoring, Vec);
1724: PETSC_EXTERN PetscErrorCode MatFDColoringGetPerturbedColumns(MatFDColoring, PetscInt *, const PetscInt *[]);
1725: PETSC_EXTERN PetscErrorCode MatFDColoringSetUp(Mat, ISColoring, MatFDColoring);
1726: PETSC_EXTERN PetscErrorCode MatFDColoringSetBlockSize(MatFDColoring, PetscInt, PetscInt);
1727: PETSC_EXTERN PetscErrorCode MatFDColoringSetValues(Mat, MatFDColoring, const PetscScalar *);
1729: /*S
1730: MatTransposeColoring - Object for computing a sparse matrix product $C = A*B^T$ via coloring
1732: Level: developer
1734: .seealso: [](ch_matrices), `Mat`, `MatProductType`, `MatTransposeColoringCreate()`
1735: S*/
1736: typedef struct _p_MatTransposeColoring *MatTransposeColoring;
1738: PETSC_EXTERN PetscErrorCode MatTransposeColoringCreate(Mat, ISColoring, MatTransposeColoring *);
1739: PETSC_EXTERN PetscErrorCode MatTransColoringApplySpToDen(MatTransposeColoring, Mat, Mat);
1740: PETSC_EXTERN PetscErrorCode MatTransColoringApplyDenToSp(MatTransposeColoring, Mat, Mat);
1741: PETSC_EXTERN PetscErrorCode MatTransposeColoringDestroy(MatTransposeColoring *);
1743: /*S
1744: MatPartitioning - Object for managing the partitioning of a matrix or graph
1746: Level: beginner
1748: Note:
1749: There is also a `PetscPartitioner` object that provides the same functionality. It can utilize the `MatPartitioning` operations
1750: via `PetscPartitionerSetType`(p,`PETSCPARTITIONERMATPARTITIONING`)
1752: Developer Note:
1753: It is an extra maintenance and documentation cost to have two objects with the same functionality. `PetscPartitioner` should be removed
1755: .seealso: [](ch_matrices), [](sec_graph), `Mat`, `MatPartitioningCreate()`, `MatPartitioningType`, `MatColoring`, `MatGetOrdering()`, `MatOrderingType`,
1756: `MatCoarsenType`, `MatCoarsenType`
1757: S*/
1758: typedef struct _p_MatPartitioning *MatPartitioning;
1760: /*J
1761: MatPartitioningType - String with the name of a PETSc matrix partitioning
1763: Level: beginner
1764: dm
1765: .seealso: [](ch_matrices), [](sec_graph), `Mat`, `MatPartitioningCreate()`, `MatPartitioning`, `MatPartitioningSetType()`, `MatColoringType`, `MatOrderingType`,
1766: `MatCoarsenType`, `MatCoarsenType`
1767: J*/
1768: typedef const char *MatPartitioningType;
1769: #define MATPARTITIONINGCURRENT "current"
1770: #define MATPARTITIONINGAVERAGE "average"
1771: #define MATPARTITIONINGSQUARE "square"
1772: #define MATPARTITIONINGPARMETIS "parmetis"
1773: #define MATPARTITIONINGCHACO "chaco"
1774: #define MATPARTITIONINGPARTY "party"
1775: #define MATPARTITIONINGPTSCOTCH "ptscotch"
1776: #define MATPARTITIONINGHIERARCH "hierarch"
1778: PETSC_EXTERN PetscErrorCode MatPartitioningCreate(MPI_Comm, MatPartitioning *);
1779: PETSC_EXTERN PetscErrorCode MatPartitioningSetType(MatPartitioning, MatPartitioningType);
1780: PETSC_EXTERN PetscErrorCode MatPartitioningSetNParts(MatPartitioning, PetscInt);
1781: PETSC_EXTERN PetscErrorCode MatPartitioningSetAdjacency(MatPartitioning, Mat);
1782: PETSC_EXTERN PetscErrorCode MatPartitioningSetNumberVertexWeights(MatPartitioning, PetscInt);
1783: PETSC_EXTERN PetscErrorCode MatPartitioningSetVertexWeights(MatPartitioning, const PetscInt[]);
1784: PETSC_EXTERN PetscErrorCode MatPartitioningSetPartitionWeights(MatPartitioning, const PetscReal[]);
1785: PETSC_EXTERN PetscErrorCode MatPartitioningSetUseEdgeWeights(MatPartitioning, PetscBool);
1786: PETSC_EXTERN PetscErrorCode MatPartitioningGetUseEdgeWeights(MatPartitioning, PetscBool *);
1787: PETSC_EXTERN PetscErrorCode MatPartitioningApply(MatPartitioning, IS *);
1788: PETSC_EXTERN PetscErrorCode MatPartitioningImprove(MatPartitioning, IS *);
1789: PETSC_EXTERN PetscErrorCode MatPartitioningViewImbalance(MatPartitioning, IS);
1790: PETSC_EXTERN PetscErrorCode MatPartitioningApplyND(MatPartitioning, IS *);
1791: PETSC_EXTERN PetscErrorCode MatPartitioningDestroy(MatPartitioning *);
1792: PETSC_EXTERN PetscErrorCode MatPartitioningRegister(const char[], PetscErrorCode (*)(MatPartitioning));
1793: PETSC_EXTERN PetscErrorCode MatPartitioningView(MatPartitioning, PetscViewer);
1794: PETSC_EXTERN PetscErrorCode MatPartitioningViewFromOptions(MatPartitioning, PetscObject, const char[]);
1795: PETSC_EXTERN PetscErrorCode MatPartitioningSetFromOptions(MatPartitioning);
1796: PETSC_EXTERN PetscErrorCode MatPartitioningGetType(MatPartitioning, MatPartitioningType *);
1798: PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetRepartition(MatPartitioning part);
1799: PETSC_EXTERN PetscErrorCode MatPartitioningParmetisSetCoarseSequential(MatPartitioning);
1800: PETSC_EXTERN PetscErrorCode MatPartitioningParmetisGetEdgeCut(MatPartitioning, PetscInt *);
1802: typedef enum {
1803: MP_CHACO_MULTILEVEL = 1,
1804: MP_CHACO_SPECTRAL = 2,
1805: MP_CHACO_LINEAR = 4,
1806: MP_CHACO_RANDOM = 5,
1807: MP_CHACO_SCATTERED = 6
1808: } MPChacoGlobalType;
1809: PETSC_EXTERN const char *const MPChacoGlobalTypes[];
1810: typedef enum {
1811: MP_CHACO_KERNIGHAN = 1,
1812: MP_CHACO_NONE = 2
1813: } MPChacoLocalType;
1814: PETSC_EXTERN const char *const MPChacoLocalTypes[];
1815: typedef enum {
1816: MP_CHACO_LANCZOS = 0,
1817: MP_CHACO_RQI = 1
1818: } MPChacoEigenType;
1819: PETSC_EXTERN const char *const MPChacoEigenTypes[];
1821: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetGlobal(MatPartitioning, MPChacoGlobalType);
1822: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetGlobal(MatPartitioning, MPChacoGlobalType *);
1823: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetLocal(MatPartitioning, MPChacoLocalType);
1824: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetLocal(MatPartitioning, MPChacoLocalType *);
1825: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetCoarseLevel(MatPartitioning, PetscReal);
1826: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning, MPChacoEigenType);
1827: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenSolver(MatPartitioning, MPChacoEigenType *);
1828: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenTol(MatPartitioning, PetscReal);
1829: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenTol(MatPartitioning, PetscReal *);
1830: PETSC_EXTERN PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning, PetscInt);
1831: PETSC_EXTERN PetscErrorCode MatPartitioningChacoGetEigenNumber(MatPartitioning, PetscInt *);
1833: #define MP_PARTY_OPT "opt"
1834: #define MP_PARTY_LIN "lin"
1835: #define MP_PARTY_SCA "sca"
1836: #define MP_PARTY_RAN "ran"
1837: #define MP_PARTY_GBF "gbf"
1838: #define MP_PARTY_GCF "gcf"
1839: #define MP_PARTY_BUB "bub"
1840: #define MP_PARTY_DEF "def"
1841: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetGlobal(MatPartitioning, const char *);
1842: #define MP_PARTY_HELPFUL_SETS "hs"
1843: #define MP_PARTY_KERNIGHAN_LIN "kl"
1844: #define MP_PARTY_NONE "no"
1845: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetLocal(MatPartitioning, const char *);
1846: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetCoarseLevel(MatPartitioning, PetscReal);
1847: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetBipart(MatPartitioning, PetscBool);
1848: PETSC_EXTERN PetscErrorCode MatPartitioningPartySetMatchOptimization(MatPartitioning, PetscBool);
1850: typedef enum {
1851: MP_PTSCOTCH_DEFAULT,
1852: MP_PTSCOTCH_QUALITY,
1853: MP_PTSCOTCH_SPEED,
1854: MP_PTSCOTCH_BALANCE,
1855: MP_PTSCOTCH_SAFETY,
1856: MP_PTSCOTCH_SCALABILITY
1857: } MPPTScotchStrategyType;
1858: PETSC_EXTERN const char *const MPPTScotchStrategyTypes[];
1860: PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetImbalance(MatPartitioning, PetscReal);
1861: PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetImbalance(MatPartitioning, PetscReal *);
1862: PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchSetStrategy(MatPartitioning, MPPTScotchStrategyType);
1863: PETSC_EXTERN PetscErrorCode MatPartitioningPTScotchGetStrategy(MatPartitioning, MPPTScotchStrategyType *);
1865: /*
1866: * hierarchical partitioning
1867: */
1868: PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetFineparts(MatPartitioning, IS *);
1869: PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalGetCoarseparts(MatPartitioning, IS *);
1870: PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNcoarseparts(MatPartitioning, PetscInt);
1871: PETSC_EXTERN PetscErrorCode MatPartitioningHierarchicalSetNfineparts(MatPartitioning, PetscInt);
1873: PETSC_EXTERN PetscErrorCode MatMeshToCellGraph(Mat, PetscInt, Mat *);
1875: /*
1876: If you add entries here you must also add them to src/mat/f90-mod/petscmat.h
1877: If any of the enum values are changed, also update dMatOps dict at src/binding/petsc4py/src/libpetsc4py/libpetsc4py.pyx
1878: */
1879: typedef enum {
1880: MATOP_SET_VALUES = 0,
1881: MATOP_GET_ROW = 1,
1882: MATOP_RESTORE_ROW = 2,
1883: MATOP_MULT = 3,
1884: MATOP_MULT_ADD = 4,
1885: MATOP_MULT_TRANSPOSE = 5,
1886: MATOP_MULT_TRANSPOSE_ADD = 6,
1887: MATOP_SOLVE = 7,
1888: MATOP_SOLVE_ADD = 8,
1889: MATOP_SOLVE_TRANSPOSE = 9,
1890: MATOP_SOLVE_TRANSPOSE_ADD = 10,
1891: MATOP_LUFACTOR = 11,
1892: MATOP_CHOLESKYFACTOR = 12,
1893: MATOP_SOR = 13,
1894: MATOP_TRANSPOSE = 14,
1895: MATOP_GETINFO = 15,
1896: MATOP_EQUAL = 16,
1897: MATOP_GET_DIAGONAL = 17,
1898: MATOP_DIAGONAL_SCALE = 18,
1899: MATOP_NORM = 19,
1900: MATOP_ASSEMBLY_BEGIN = 20,
1901: MATOP_ASSEMBLY_END = 21,
1902: MATOP_SET_OPTION = 22,
1903: MATOP_ZERO_ENTRIES = 23,
1904: MATOP_ZERO_ROWS = 24,
1905: MATOP_LUFACTOR_SYMBOLIC = 25,
1906: MATOP_LUFACTOR_NUMERIC = 26,
1907: MATOP_CHOLESKY_FACTOR_SYMBOLIC = 27,
1908: MATOP_CHOLESKY_FACTOR_NUMERIC = 28,
1909: MATOP_SETUP = 29,
1910: MATOP_ILUFACTOR_SYMBOLIC = 30,
1911: MATOP_ICCFACTOR_SYMBOLIC = 31,
1912: MATOP_GET_DIAGONAL_BLOCK = 32,
1913: MATOP_SET_INF = 33,
1914: MATOP_DUPLICATE = 34,
1915: MATOP_FORWARD_SOLVE = 35,
1916: MATOP_BACKWARD_SOLVE = 36,
1917: MATOP_ILUFACTOR = 37,
1918: MATOP_ICCFACTOR = 38,
1919: MATOP_AXPY = 39,
1920: MATOP_CREATE_SUBMATRICES = 40,
1921: MATOP_INCREASE_OVERLAP = 41,
1922: MATOP_GET_VALUES = 42,
1923: MATOP_COPY = 43,
1924: MATOP_GET_ROW_MAX = 44,
1925: MATOP_SCALE = 45,
1926: MATOP_SHIFT = 46,
1927: MATOP_DIAGONAL_SET = 47,
1928: MATOP_ZERO_ROWS_COLUMNS = 48,
1929: MATOP_SET_RANDOM = 49,
1930: MATOP_GET_ROW_IJ = 50,
1931: MATOP_RESTORE_ROW_IJ = 51,
1932: MATOP_GET_COLUMN_IJ = 52,
1933: MATOP_RESTORE_COLUMN_IJ = 53,
1934: MATOP_FDCOLORING_CREATE = 54,
1935: MATOP_COLORING_PATCH = 55,
1936: MATOP_SET_UNFACTORED = 56,
1937: MATOP_PERMUTE = 57,
1938: MATOP_SET_VALUES_BLOCKED = 58,
1939: MATOP_CREATE_SUBMATRIX = 59,
1940: MATOP_DESTROY = 60,
1941: MATOP_VIEW = 61,
1942: MATOP_CONVERT_FROM = 62,
1943: /* MATOP_PLACEHOLDER_63=63 */
1944: MATOP_MATMAT_MULT_SYMBOLIC = 64,
1945: MATOP_MATMAT_MULT_NUMERIC = 65,
1946: MATOP_SET_LOCAL_TO_GLOBAL_MAP = 66,
1947: MATOP_SET_VALUES_LOCAL = 67,
1948: MATOP_ZERO_ROWS_LOCAL = 68,
1949: MATOP_GET_ROW_MAX_ABS = 69,
1950: MATOP_GET_ROW_MIN_ABS = 70,
1951: MATOP_CONVERT = 71,
1952: MATOP_HAS_OPERATION = 72,
1953: /* MATOP_PLACEHOLDER_73=73, */
1954: MATOP_SET_VALUES_ADIFOR = 74,
1955: MATOP_FD_COLORING_APPLY = 75,
1956: MATOP_SET_FROM_OPTIONS = 76,
1957: /* MATOP_PLACEHOLDER_77=77, */
1958: /* MATOP_PLACEHOLDER_78=78, */
1959: MATOP_FIND_ZERO_DIAGONALS = 79,
1960: MATOP_MULT_MULTIPLE = 80,
1961: MATOP_SOLVE_MULTIPLE = 81,
1962: MATOP_GET_INERTIA = 82,
1963: MATOP_LOAD = 83,
1964: MATOP_IS_SYMMETRIC = 84,
1965: MATOP_IS_HERMITIAN = 85,
1966: MATOP_IS_STRUCTURALLY_SYMMETRIC = 86,
1967: MATOP_SET_VALUES_BLOCKEDLOCAL = 87,
1968: MATOP_CREATE_VECS = 88,
1969: /* MATOP_PLACEHOLDER_89=89, */
1970: MATOP_MAT_MULT_SYMBOLIC = 90,
1971: MATOP_MAT_MULT_NUMERIC = 91,
1972: /* MATOP_PLACEHOLDER_92=92, */
1973: MATOP_PTAP_SYMBOLIC = 93,
1974: MATOP_PTAP_NUMERIC = 94,
1975: /* MATOP_PLACEHOLDER_95=95, */
1976: MATOP_MAT_TRANSPOSE_MULT_SYMBO = 96,
1977: MATOP_MAT_TRANSPOSE_MULT_NUMER = 97,
1978: MATOP_BIND_TO_CPU = 98,
1979: MATOP_PRODUCTSETFROMOPTIONS = 99,
1980: MATOP_PRODUCTSYMBOLIC = 100,
1981: MATOP_PRODUCTNUMERIC = 101,
1982: MATOP_CONJUGATE = 102,
1983: MATOP_VIEW_NATIVE = 103,
1984: MATOP_SET_VALUES_ROW = 104,
1985: MATOP_REAL_PART = 105,
1986: MATOP_IMAGINARY_PART = 106,
1987: MATOP_GET_ROW_UPPER_TRIANGULAR = 107,
1988: MATOP_RESTORE_ROW_UPPER_TRIANG = 108,
1989: MATOP_MAT_SOLVE = 109,
1990: MATOP_MAT_SOLVE_TRANSPOSE = 110,
1991: MATOP_GET_ROW_MIN = 111,
1992: MATOP_GET_COLUMN_VECTOR = 112,
1993: MATOP_MISSING_DIAGONAL = 113,
1994: MATOP_GET_SEQ_NONZERO_STRUCTUR = 114,
1995: MATOP_CREATE = 115,
1996: MATOP_GET_GHOSTS = 116,
1997: MATOP_GET_LOCAL_SUB_MATRIX = 117,
1998: MATOP_RESTORE_LOCALSUB_MATRIX = 118,
1999: MATOP_MULT_DIAGONAL_BLOCK = 119,
2000: MATOP_HERMITIAN_TRANSPOSE = 120,
2001: MATOP_MULT_HERMITIAN_TRANSPOSE = 121,
2002: MATOP_MULT_HERMITIAN_TRANS_ADD = 122,
2003: MATOP_GET_MULTI_PROC_BLOCK = 123,
2004: MATOP_FIND_NONZERO_ROWS = 124,
2005: MATOP_GET_COLUMN_NORMS = 125,
2006: MATOP_INVERT_BLOCK_DIAGONAL = 126,
2007: MATOP_INVERT_VBLOCK_DIAGONAL = 127,
2008: MATOP_CREATE_SUB_MATRICES_MPI = 128,
2009: MATOP_SET_VALUES_BATCH = 129,
2010: /* MATOP_PLACEHOLDER_130=130, */
2011: MATOP_TRANSPOSE_MAT_MULT_SYMBO = 131,
2012: MATOP_TRANSPOSE_MAT_MULT_NUMER = 132,
2013: MATOP_TRANSPOSE_COLORING_CREAT = 133,
2014: MATOP_TRANS_COLORING_APPLY_SPT = 134,
2015: MATOP_TRANS_COLORING_APPLY_DEN = 135,
2016: /* MATOP_PLACEHOLDER_136=136, */
2017: MATOP_RART_SYMBOLIC = 137,
2018: MATOP_RART_NUMERIC = 138,
2019: MATOP_SET_BLOCK_SIZES = 139,
2020: MATOP_AYPX = 140,
2021: MATOP_RESIDUAL = 141,
2022: MATOP_FDCOLORING_SETUP = 142,
2023: MATOP_FIND_OFFBLOCK_ENTRIES = 143,
2024: MATOP_MPICONCATENATESEQ = 144,
2025: MATOP_DESTROYSUBMATRICES = 145,
2026: MATOP_TRANSPOSE_SOLVE = 146,
2027: MATOP_GET_VALUES_LOCAL = 147
2028: } MatOperation;
2029: PETSC_EXTERN PetscErrorCode MatSetOperation(Mat, MatOperation, void (*)(void));
2030: PETSC_EXTERN PetscErrorCode MatGetOperation(Mat, MatOperation, void (**)(void));
2031: PETSC_EXTERN PetscErrorCode MatHasOperation(Mat, MatOperation, PetscBool *);
2032: PETSC_EXTERN PetscErrorCode MatHasCongruentLayouts(Mat, PetscBool *);
2033: PETSC_DEPRECATED_FUNCTION(3, 14, 0, "MatProductClear()", ) static inline PetscErrorCode MatFreeIntermediateDataStructures(Mat A)
2034: {
2035: return MatProductClear(A);
2036: }
2037: PETSC_EXTERN PetscErrorCode MatShellSetOperation(Mat, MatOperation, void (*)(void));
2038: PETSC_EXTERN PetscErrorCode MatShellGetOperation(Mat, MatOperation, void (**)(void));
2039: PETSC_EXTERN PetscErrorCode MatShellSetContext(Mat, void *);
2040: PETSC_EXTERN PetscErrorCode MatShellSetContextDestroy(Mat, PetscErrorCode (*)(void *));
2041: PETSC_EXTERN PetscErrorCode MatShellSetVecType(Mat, VecType);
2042: PETSC_EXTERN PetscErrorCode MatShellTestMult(Mat, PetscErrorCode (*)(void *, Vec, Vec), Vec, void *, PetscBool *);
2043: PETSC_EXTERN PetscErrorCode MatShellTestMultTranspose(Mat, PetscErrorCode (*)(void *, Vec, Vec), Vec, void *, PetscBool *);
2044: PETSC_EXTERN PetscErrorCode MatShellSetManageScalingShifts(Mat);
2045: PETSC_EXTERN PetscErrorCode MatShellSetMatProductOperation(Mat, MatProductType, PetscErrorCode (*)(Mat, Mat, Mat, void **), PetscErrorCode (*)(Mat, Mat, Mat, void *), PetscErrorCode (*)(void *), MatType, MatType);
2046: PETSC_EXTERN PetscErrorCode MatIsShell(Mat, PetscBool *);
2048: /*
2049: Codes for matrices stored on disk. By default they are
2050: stored in a universal format. By changing the format with
2051: PetscViewerPushFormat(viewer,PETSC_VIEWER_NATIVE); the matrices will
2052: be stored in a way natural for the matrix, for example dense matrices
2053: would be stored as dense. Matrices stored this way may only be
2054: read into matrices of the same type.
2055: */
2056: #define MATRIX_BINARY_FORMAT_DENSE -1
2058: PETSC_EXTERN PetscErrorCode MatMPIBAIJSetHashTableFactor(Mat, PetscReal);
2060: PETSC_EXTERN PetscErrorCode MatISSetLocalMatType(Mat, MatType);
2061: PETSC_EXTERN PetscErrorCode MatISSetPreallocation(Mat, PetscInt, const PetscInt[], PetscInt, const PetscInt[]);
2062: PETSC_EXTERN PetscErrorCode MatISSetAllowRepeated(Mat, PetscBool);
2063: PETSC_EXTERN PetscErrorCode MatISGetAllowRepeated(Mat, PetscBool *);
2064: PETSC_EXTERN PetscErrorCode MatISStoreL2L(Mat, PetscBool);
2065: PETSC_EXTERN PetscErrorCode MatISFixLocalEmpty(Mat, PetscBool);
2066: PETSC_EXTERN PetscErrorCode MatISGetLocalMat(Mat, Mat *);
2067: PETSC_EXTERN PetscErrorCode MatISRestoreLocalMat(Mat, Mat *);
2068: PETSC_EXTERN PetscErrorCode MatISSetLocalMat(Mat, Mat);
2069: PETSC_EXTERN PetscErrorCode MatISGetLocalToGlobalMapping(Mat, ISLocalToGlobalMapping *, ISLocalToGlobalMapping *);
2071: /*S
2072: MatNullSpace - Object that removes a null space from a vector, i.e.
2073: orthogonalizes the vector to a subspace
2075: Level: advanced
2077: .seealso: [](ch_matrices), `Mat`, `MatNullSpaceCreate()`, `MatNullSpaceSetFunction()`, `MatGetNullSpace()`, `MatSetNullSpace()`
2078: S*/
2079: typedef struct _p_MatNullSpace *MatNullSpace;
2081: PETSC_EXTERN PetscErrorCode MatNullSpaceCreate(MPI_Comm, PetscBool, PetscInt, const Vec[], MatNullSpace *);
2082: PETSC_EXTERN PetscErrorCode MatNullSpaceSetFunction(MatNullSpace, PetscErrorCode (*)(MatNullSpace, Vec, void *), void *);
2083: PETSC_EXTERN PetscErrorCode MatNullSpaceDestroy(MatNullSpace *);
2084: PETSC_EXTERN PetscErrorCode MatNullSpaceRemove(MatNullSpace, Vec);
2085: PETSC_EXTERN PetscErrorCode MatGetNullSpace(Mat, MatNullSpace *);
2086: PETSC_EXTERN PetscErrorCode MatGetTransposeNullSpace(Mat, MatNullSpace *);
2087: PETSC_EXTERN PetscErrorCode MatSetTransposeNullSpace(Mat, MatNullSpace);
2088: PETSC_EXTERN PetscErrorCode MatSetNullSpace(Mat, MatNullSpace);
2089: PETSC_EXTERN PetscErrorCode MatSetNearNullSpace(Mat, MatNullSpace);
2090: PETSC_EXTERN PetscErrorCode MatGetNearNullSpace(Mat, MatNullSpace *);
2091: PETSC_EXTERN PetscErrorCode MatGetNullSpaces(PetscInt, Mat[], MatNullSpace *[]);
2092: PETSC_EXTERN PetscErrorCode MatRestoreNullSpaces(PetscInt, Mat[], MatNullSpace *[]);
2093: PETSC_EXTERN PetscErrorCode MatNullSpaceTest(MatNullSpace, Mat, PetscBool *);
2094: PETSC_EXTERN PetscErrorCode MatNullSpaceView(MatNullSpace, PetscViewer);
2095: PETSC_EXTERN PetscErrorCode MatNullSpaceGetVecs(MatNullSpace, PetscBool *, PetscInt *, const Vec **);
2096: PETSC_EXTERN PetscErrorCode MatNullSpaceCreateRigidBody(Vec, MatNullSpace *);
2098: PETSC_EXTERN PetscErrorCode MatReorderingSeqSBAIJ(Mat, IS);
2099: PETSC_EXTERN PetscErrorCode MatMPISBAIJSetHashTableFactor(Mat, PetscReal);
2100: PETSC_EXTERN PetscErrorCode MatSeqSBAIJSetColumnIndices(Mat, PetscInt *);
2102: PETSC_EXTERN PetscErrorCode MatCreateMAIJ(Mat, PetscInt, Mat *);
2103: PETSC_EXTERN PetscErrorCode MatMAIJRedimension(Mat, PetscInt, Mat *);
2104: PETSC_EXTERN PetscErrorCode MatMAIJGetAIJ(Mat, Mat *);
2106: PETSC_EXTERN PetscErrorCode MatComputeOperator(Mat, MatType, Mat *);
2107: PETSC_EXTERN PetscErrorCode MatComputeOperatorTranspose(Mat, MatType, Mat *);
2109: PETSC_DEPRECATED_FUNCTION(3, 12, 0, "MatComputeOperator()", ) static inline PetscErrorCode MatComputeExplicitOperator(Mat A, Mat *B)
2110: {
2111: return MatComputeOperator(A, PETSC_NULLPTR, B);
2112: }
2113: PETSC_DEPRECATED_FUNCTION(3, 12, 0, "MatComputeOperatorTranspose()", ) static inline PetscErrorCode MatComputeExplicitOperatorTranspose(Mat A, Mat *B)
2114: {
2115: return MatComputeOperatorTranspose(A, PETSC_NULLPTR, B);
2116: }
2118: PETSC_EXTERN PetscErrorCode MatCreateKAIJ(Mat, PetscInt, PetscInt, const PetscScalar[], const PetscScalar[], Mat *);
2119: PETSC_EXTERN PetscErrorCode MatKAIJGetAIJ(Mat, Mat *);
2120: PETSC_EXTERN PetscErrorCode MatKAIJGetS(Mat, PetscInt *, PetscInt *, PetscScalar **);
2121: PETSC_EXTERN PetscErrorCode MatKAIJGetSRead(Mat, PetscInt *, PetscInt *, const PetscScalar **);
2122: PETSC_EXTERN PetscErrorCode MatKAIJRestoreS(Mat, PetscScalar **);
2123: PETSC_EXTERN PetscErrorCode MatKAIJRestoreSRead(Mat, const PetscScalar **);
2124: PETSC_EXTERN PetscErrorCode MatKAIJGetT(Mat, PetscInt *, PetscInt *, PetscScalar **);
2125: PETSC_EXTERN PetscErrorCode MatKAIJGetTRead(Mat, PetscInt *, PetscInt *, const PetscScalar **);
2126: PETSC_EXTERN PetscErrorCode MatKAIJRestoreT(Mat, PetscScalar **);
2127: PETSC_EXTERN PetscErrorCode MatKAIJRestoreTRead(Mat, const PetscScalar **);
2128: PETSC_EXTERN PetscErrorCode MatKAIJSetAIJ(Mat, Mat);
2129: PETSC_EXTERN PetscErrorCode MatKAIJSetS(Mat, PetscInt, PetscInt, const PetscScalar[]);
2130: PETSC_EXTERN PetscErrorCode MatKAIJSetT(Mat, PetscInt, PetscInt, const PetscScalar[]);
2131: PETSC_EXTERN PetscErrorCode MatKAIJGetScaledIdentity(Mat, PetscBool *);
2133: PETSC_EXTERN PetscErrorCode MatDiagonalScaleLocal(Mat, Vec);
2135: PETSC_EXTERN PetscErrorCode MatMFFDInitializePackage(void);
2136: PETSC_EXTERN PetscErrorCode MatMFFDFinalizePackage(void);
2138: PETSC_EXTERN PetscErrorCode MatCreateMFFD(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, Mat *);
2139: PETSC_EXTERN PetscErrorCode MatMFFDSetBase(Mat, Vec, Vec);
2140: PETSC_EXTERN PetscErrorCode MatMFFDSetFunction(Mat, PetscErrorCode (*)(void *, Vec, Vec), void *);
2141: PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioni(Mat, PetscErrorCode (*)(void *, PetscInt, Vec, PetscScalar *));
2142: PETSC_EXTERN PetscErrorCode MatMFFDSetFunctioniBase(Mat, PetscErrorCode (*)(void *, Vec));
2143: PETSC_EXTERN PetscErrorCode MatMFFDSetHHistory(Mat, PetscScalar[], PetscInt);
2144: PETSC_EXTERN PetscErrorCode MatMFFDResetHHistory(Mat);
2145: PETSC_EXTERN PetscErrorCode MatMFFDSetFunctionError(Mat, PetscReal);
2146: PETSC_EXTERN PetscErrorCode MatMFFDSetPeriod(Mat, PetscInt);
2147: PETSC_EXTERN PetscErrorCode MatMFFDGetH(Mat, PetscScalar *);
2148: PETSC_EXTERN PetscErrorCode MatMFFDSetOptionsPrefix(Mat, const char[]);
2149: PETSC_EXTERN PetscErrorCode MatMFFDCheckPositivity(void *, Vec, Vec, PetscScalar *);
2150: PETSC_EXTERN PetscErrorCode MatMFFDSetCheckh(Mat, PetscErrorCode (*)(void *, Vec, Vec, PetscScalar *), void *);
2152: /*S
2153: MatMFFD - A data structured used to manage the computation of the h differencing parameter for matrix-free
2154: Jacobian vector products
2156: Level: developer
2158: Notes:
2159: `MATMFFD` is a specific `MatType` which uses the `MatMFFD` data structure
2161: MatMFFD*() methods actually take the `Mat` as their first argument. Not a `MatMFFD` data structure
2163: This functionality is often obtained using `MatCreateSNESMF()` or with `SNES` solvers using `-snes_mf` or `-snes_mf_operator`
2165: .seealso: [](ch_matrices), `MatMFFDType`, `MATMFFD`, `MatCreateMFFD()`, `MatMFFDSetFuction()`, `MatMFFDSetType()`, `MatMFFDRegister()`,
2166: `MatCreateSNESMF()`, `SNES`, `-snes_mf`, `-snes_mf_operator`
2167: S*/
2168: typedef struct _p_MatMFFD *MatMFFD;
2170: /*J
2171: MatMFFDType - algorithm used to compute the `h` used in computing matrix-vector products via differencing of a function
2173: Values:
2174: + `MATMFFD_DS` - an algorithm described by Dennis and Schnabel {cite}`dennis:83`
2175: - `MATMFFD_WP` - the Walker-Pernice {cite}`pw98` strategy.
2177: Level: beginner
2179: .seealso: [](ch_matrices), `MatMFFDSetType()`, `MatMFFDRegister()`, `MatMFFDSetFunction()`, `MatCreateMFFD()`
2180: J*/
2181: typedef const char *MatMFFDType;
2182: #define MATMFFD_DS "ds"
2183: #define MATMFFD_WP "wp"
2185: PETSC_EXTERN PetscErrorCode MatMFFDSetType(Mat, MatMFFDType);
2186: PETSC_EXTERN PetscErrorCode MatMFFDRegister(const char[], PetscErrorCode (*)(MatMFFD));
2188: PETSC_EXTERN PetscErrorCode MatMFFDDSSetUmin(Mat, PetscReal);
2189: PETSC_EXTERN PetscErrorCode MatMFFDWPSetComputeNormU(Mat, PetscBool);
2191: PETSC_EXTERN PetscErrorCode MatFDColoringSetType(MatFDColoring, MatMFFDType);
2193: PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *);
2194: PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *);
2196: #ifdef PETSC_HAVE_H2OPUS
2197: PETSC_EXTERN_TYPEDEF typedef PetscScalar(MatH2OpusKernelFn)(PetscInt, PetscReal[], PetscReal[], void *);
2198: PETSC_EXTERN_TYPEDEF typedef MatH2OpusKernelFn *MatH2OpusKernel;
2200: PETSC_EXTERN PetscErrorCode MatCreateH2OpusFromKernel(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscReal[], PetscBool, MatH2OpusKernelFn *, void *, PetscReal, PetscInt, PetscInt, Mat *);
2201: PETSC_EXTERN PetscErrorCode MatCreateH2OpusFromMat(Mat, PetscInt, const PetscReal[], PetscBool, PetscReal, PetscInt, PetscInt, PetscInt, PetscReal, Mat *);
2202: PETSC_EXTERN PetscErrorCode MatH2OpusSetSamplingMat(Mat, Mat, PetscInt, PetscReal);
2203: PETSC_EXTERN PetscErrorCode MatH2OpusOrthogonalize(Mat);
2204: PETSC_EXTERN PetscErrorCode MatH2OpusCompress(Mat, PetscReal);
2205: PETSC_EXTERN PetscErrorCode MatH2OpusSetNativeMult(Mat, PetscBool);
2206: PETSC_EXTERN PetscErrorCode MatH2OpusGetNativeMult(Mat, PetscBool *);
2207: PETSC_EXTERN PetscErrorCode MatH2OpusGetIndexMap(Mat, IS *);
2208: PETSC_EXTERN PetscErrorCode MatH2OpusMapVec(Mat, PetscBool, Vec, Vec *);
2209: PETSC_EXTERN PetscErrorCode MatH2OpusLowRankUpdate(Mat, Mat, Mat, PetscScalar);
2210: #endif
2212: #ifdef PETSC_HAVE_HTOOL
2213: PETSC_EXTERN_TYPEDEF typedef PetscErrorCode(MatHtoolKernelFn)(PetscInt, PetscInt, PetscInt, const PetscInt *, const PetscInt *, PetscScalar *, void *);
2214: PETSC_EXTERN_TYPEDEF typedef MatHtoolKernelFn *MatHtoolKernel;
2216: PETSC_EXTERN PetscErrorCode MatCreateHtoolFromKernel(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscReal[], const PetscReal[], MatHtoolKernelFn *, void *, Mat *);
2217: PETSC_EXTERN PetscErrorCode MatHtoolSetKernel(Mat, MatHtoolKernelFn *, void *);
2218: PETSC_EXTERN PetscErrorCode MatHtoolGetPermutationSource(Mat, IS *);
2219: PETSC_EXTERN PetscErrorCode MatHtoolGetPermutationTarget(Mat, IS *);
2220: PETSC_EXTERN PetscErrorCode MatHtoolUsePermutation(Mat, PetscBool);
2222: /*E
2223: MatHtoolCompressorType - Indicates the type of compressor used by a `MATHTOOL`
2225: Values:
2226: + `MAT_HTOOL_COMPRESSOR_SYMPARTIAL_ACA` (default) - symmetric partial adaptive cross approximation
2227: . `MAT_HTOOL_COMPRESSOR_FULL_ACA` - full adaptive cross approximation
2228: - `MAT_HTOOL_COMPRESSOR_SVD` - singular value decomposition
2230: Level: intermediate
2232: .seealso: [](ch_matrices), `Mat`, `MatCreateHtoolFromKernel()`, `MATHTOOL`, `MatHtoolClusteringType`
2233: E*/
2234: typedef enum {
2235: MAT_HTOOL_COMPRESSOR_SYMPARTIAL_ACA,
2236: MAT_HTOOL_COMPRESSOR_FULL_ACA,
2237: MAT_HTOOL_COMPRESSOR_SVD
2238: } MatHtoolCompressorType;
2240: /*E
2241: MatHtoolClusteringType - Indicates the type of clustering used by a `MATHTOOL`
2243: Values:
2244: + `MAT_HTOOL_CLUSTERING_PCA_REGULAR` (default) - axis computed via principle component analysis, split uniformly
2245: . `MAT_HTOOL_CLUSTERING_PCA_GEOMETRIC` - axis computed via principle component analysis, split barycentrically
2246: . `MAT_HTOOL_CLUSTERING_BOUNDING_BOX_1_REGULAR` - axis along the largest extent of the bounding box, split uniformly
2247: - `MAT_HTOOL_CLUSTERING_BOUNDING_BOX_1_GEOMETRIC` - axis along the largest extent of the bounding box, split barycentrically
2249: Level: intermediate
2251: Note:
2252: Higher-dimensional clustering is not yet supported in Htool, but once it is, one should add BOUNDING_BOX_{2,3} types
2254: .seealso: [](ch_matrices), `Mat`, `MatCreateHtoolFromKernel()`, `MATHTOOL`, `MatHtoolCompressorType`
2255: E*/
2256: typedef enum {
2257: MAT_HTOOL_CLUSTERING_PCA_REGULAR,
2258: MAT_HTOOL_CLUSTERING_PCA_GEOMETRIC,
2259: MAT_HTOOL_CLUSTERING_BOUNDING_BOX_1_REGULAR,
2260: MAT_HTOOL_CLUSTERING_BOUNDING_BOX_1_GEOMETRIC
2261: } MatHtoolClusteringType;
2262: #endif
2264: #ifdef PETSC_HAVE_MUMPS
2265: PETSC_EXTERN PetscErrorCode MatMumpsSetIcntl(Mat, PetscInt, PetscInt);
2266: PETSC_EXTERN PetscErrorCode MatMumpsGetIcntl(Mat, PetscInt, PetscInt *);
2267: PETSC_EXTERN PetscErrorCode MatMumpsSetCntl(Mat, PetscInt, PetscReal);
2268: PETSC_EXTERN PetscErrorCode MatMumpsGetCntl(Mat, PetscInt, PetscReal *);
2270: PETSC_EXTERN PetscErrorCode MatMumpsGetInfo(Mat, PetscInt, PetscInt *);
2271: PETSC_EXTERN PetscErrorCode MatMumpsGetInfog(Mat, PetscInt, PetscInt *);
2272: PETSC_EXTERN PetscErrorCode MatMumpsGetRinfo(Mat, PetscInt, PetscReal *);
2273: PETSC_EXTERN PetscErrorCode MatMumpsGetRinfog(Mat, PetscInt, PetscReal *);
2274: PETSC_EXTERN PetscErrorCode MatMumpsGetNullPivots(Mat, PetscInt *, PetscInt **);
2275: PETSC_EXTERN PetscErrorCode MatMumpsGetInverse(Mat, Mat);
2276: PETSC_EXTERN PetscErrorCode MatMumpsGetInverseTranspose(Mat, Mat);
2277: #endif
2279: #ifdef PETSC_HAVE_MKL_PARDISO
2280: PETSC_EXTERN PetscErrorCode MatMkl_PardisoSetCntl(Mat, PetscInt, PetscInt);
2281: #endif
2283: #ifdef PETSC_HAVE_MKL_CPARDISO
2284: PETSC_EXTERN PetscErrorCode MatMkl_CPardisoSetCntl(Mat, PetscInt, PetscInt);
2285: #endif
2287: #ifdef PETSC_HAVE_SUPERLU
2288: PETSC_EXTERN PetscErrorCode MatSuperluSetILUDropTol(Mat, PetscReal);
2289: #endif
2291: #ifdef PETSC_HAVE_SUPERLU_DIST
2292: PETSC_EXTERN PetscErrorCode MatSuperluDistGetDiagU(Mat, PetscScalar *);
2293: #endif
2295: #ifdef PETSC_HAVE_STRUMPACK
2296: /*E
2297: MatSTRUMPACKReordering - sparsity reducing ordering to be used in `MATSOLVERSTRUMPACK`
2299: Values:
2300: + `MAT_STRUMPACK_NATURAL` - use the current ordering
2301: . `MAT_STRUMPACK_METIS` - use MeTis to compute an ordering
2302: . `MAT_STRUMPACK_PARMETIS` - use ParMeTis to compute an ordering
2303: . `MAT_STRUMPACK_SCOTCH` - use Scotch to compute an ordering
2304: . `MAT_STRUMPACK_PTSCOTCH` - use parallel Scotch to compute an ordering
2305: . `MAT_STRUMPACK_RCM` - use an RCM ordering
2306: . `MAT_STRUMPACK_GEOMETRIC` - use a geometric ordering (needs mesh info from user)
2307: . `MAT_STRUMPACK_AMD` - approximate minimum degree
2308: . `MAT_STRUMPACK_MMD` - multiple minimum degree
2309: . `MAT_STRUMPACK_AND` - approximate nested dissection
2310: . `MAT_STRUMPACK_MLF` - minimum local fill
2311: - `MAT_STRUMPACK_SPECTRAL` - spectral nested dissection
2313: Level: intermediate
2315: Developer Note:
2316: Should be called `MatSTRUMPACKReorderingType`
2318: .seealso: `Mat`, `MATSOLVERSTRUMPACK`, `MatGetFactor()`, `MatSTRUMPACKSetReordering()`
2319: E*/
2320: typedef enum {
2321: MAT_STRUMPACK_NATURAL,
2322: MAT_STRUMPACK_METIS,
2323: MAT_STRUMPACK_PARMETIS,
2324: MAT_STRUMPACK_SCOTCH,
2325: MAT_STRUMPACK_PTSCOTCH,
2326: MAT_STRUMPACK_RCM,
2327: MAT_STRUMPACK_GEOMETRIC,
2328: MAT_STRUMPACK_AMD,
2329: MAT_STRUMPACK_MMD,
2330: MAT_STRUMPACK_AND,
2331: MAT_STRUMPACK_MLF,
2332: MAT_STRUMPACK_SPECTRAL
2333: } MatSTRUMPACKReordering;
2335: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetReordering(Mat, MatSTRUMPACKReordering);
2336: PETSC_EXTERN PetscErrorCode MatSTRUMPACKGetReordering(Mat, MatSTRUMPACKReordering *);
2337: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetGeometricNxyz(Mat, PetscInt, PetscInt, PetscInt);
2338: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetGeometricComponents(Mat, PetscInt);
2339: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetGeometricWidth(Mat, PetscInt);
2340: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetColPerm(Mat, PetscBool);
2341: PETSC_EXTERN PetscErrorCode MatSTRUMPACKGetColPerm(Mat, PetscBool *);
2342: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetGPU(Mat, PetscBool);
2343: PETSC_EXTERN PetscErrorCode MatSTRUMPACKGetGPU(Mat, PetscBool *);
2345: /*E
2346: MatSTRUMPACKCompressionType - Compression used in the approximate sparse factorization solver `MATSOLVERSTRUMPACK`
2348: Values:
2349: + `MAT_STRUMPACK_COMPRESSION_TYPE_NONE` - no compression, direct solver
2350: . `MAT_STRUMPACK_COMPRESSION_TYPE_HSS` - hierarchically semi-separable
2351: . `MAT_STRUMPACK_COMPRESSION_TYPE_BLR` - block low rank
2352: . `MAT_STRUMPACK_COMPRESSION_TYPE_HODLR` - hierarchically off-diagonal low rank (requires ButterfyPACK support, configure with --download-butterflypack)
2353: . `MAT_STRUMPACK_COMPRESSION_TYPE_BLR_HODLR` - hybrid of BLR and HODLR (requires ButterfyPACK support, configure with --download-butterflypack)
2354: . `MAT_STRUMPACK_COMPRESSION_TYPE_ZFP_BLR_HODLR` - hybrid of lossy (ZFP), BLR and HODLR (requires ButterfyPACK and ZFP support, configure with --download-butterflypack --download-zfp)
2355: . `MAT_STRUMPACK_COMPRESSION_TYPE_LOSSLESS` - lossless compression (requires ZFP support, configure with --download-zfp)
2356: - `MAT_STRUMPACK_COMPRESSION_TYPE_LOSSY` - lossy compression (requires ZFP support, configure with --download-zfp)
2358: Level: intermediate
2360: .seealso: `Mat`, `MATSOLVERSTRUMPACK`, `MatGetFactor()`, `MatSTRUMPACKSetCompression()`
2361: E*/
2362: typedef enum {
2363: MAT_STRUMPACK_COMPRESSION_TYPE_NONE,
2364: MAT_STRUMPACK_COMPRESSION_TYPE_HSS,
2365: MAT_STRUMPACK_COMPRESSION_TYPE_BLR,
2366: MAT_STRUMPACK_COMPRESSION_TYPE_HODLR,
2367: MAT_STRUMPACK_COMPRESSION_TYPE_BLR_HODLR,
2368: MAT_STRUMPACK_COMPRESSION_TYPE_ZFP_BLR_HODLR,
2369: MAT_STRUMPACK_COMPRESSION_TYPE_LOSSLESS,
2370: MAT_STRUMPACK_COMPRESSION_TYPE_LOSSY
2371: } MatSTRUMPACKCompressionType;
2373: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetCompression(Mat, MatSTRUMPACKCompressionType);
2374: PETSC_EXTERN PetscErrorCode MatSTRUMPACKGetCompression(Mat, MatSTRUMPACKCompressionType *);
2375: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetCompRelTol(Mat, PetscReal);
2376: PETSC_EXTERN PetscErrorCode MatSTRUMPACKGetCompRelTol(Mat, PetscReal *);
2377: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetCompAbsTol(Mat, PetscReal);
2378: PETSC_EXTERN PetscErrorCode MatSTRUMPACKGetCompAbsTol(Mat, PetscReal *);
2379: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetCompMinSepSize(Mat, PetscInt);
2380: PETSC_EXTERN PetscErrorCode MatSTRUMPACKGetCompMinSepSize(Mat, PetscInt *);
2381: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetCompLeafSize(Mat, PetscInt);
2382: PETSC_EXTERN PetscErrorCode MatSTRUMPACKGetCompLeafSize(Mat, PetscInt *);
2383: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetCompLossyPrecision(Mat, PetscInt);
2384: PETSC_EXTERN PetscErrorCode MatSTRUMPACKGetCompLossyPrecision(Mat, PetscInt *);
2385: PETSC_EXTERN PetscErrorCode MatSTRUMPACKSetCompButterflyLevels(Mat, PetscInt);
2386: PETSC_EXTERN PetscErrorCode MatSTRUMPACKGetCompButterflyLevels(Mat, PetscInt *);
2387: #endif
2389: PETSC_EXTERN PetscErrorCode MatBindToCPU(Mat, PetscBool);
2390: PETSC_EXTERN PetscErrorCode MatBoundToCPU(Mat, PetscBool *);
2391: PETSC_DEPRECATED_FUNCTION(3, 13, 0, "MatBindToCPU()", ) static inline PetscErrorCode MatPinToCPU(Mat A, PetscBool flg)
2392: {
2393: return MatBindToCPU(A, flg);
2394: }
2395: PETSC_EXTERN PetscErrorCode MatSetBindingPropagates(Mat, PetscBool);
2396: PETSC_EXTERN PetscErrorCode MatGetBindingPropagates(Mat, PetscBool *);
2398: #ifdef PETSC_HAVE_CUDA
2399: /*E
2400: MatCUSPARSEStorageFormat - indicates the storage format for `MATAIJCUSPARSE` (GPU)
2401: matrices.
2403: Values:
2404: + `MAT_CUSPARSE_CSR` - Compressed Sparse Row
2405: . `MAT_CUSPARSE_ELL` - Ellpack (requires CUDA 4.2 or later).
2406: - `MAT_CUSPARSE_HYB` - Hybrid, a combination of Ellpack and Coordinate format (requires CUDA 4.2 or later).
2408: Level: intermediate
2410: .seealso: [](ch_matrices), `MATAIJCUSPARSE`, `MatCUSPARSESetFormat()`, `MatCUSPARSEFormatOperation`
2411: E*/
2413: typedef enum {
2414: MAT_CUSPARSE_CSR,
2415: MAT_CUSPARSE_ELL,
2416: MAT_CUSPARSE_HYB
2417: } MatCUSPARSEStorageFormat;
2419: /* these will be strings associated with enumerated type defined above */
2420: PETSC_EXTERN const char *const MatCUSPARSEStorageFormats[];
2422: /*E
2423: MatCUSPARSEFormatOperation - indicates the operation of `MATAIJCUSPARSE` (GPU)
2424: matrices whose operation should use a particular storage format.
2426: Values:
2427: + `MAT_CUSPARSE_MULT_DIAG` - sets the storage format for the diagonal matrix in the parallel `MatMult()`
2428: . `MAT_CUSPARSE_MULT_OFFDIAG` - sets the storage format for the off-diagonal matrix in the parallel `MatMult()`
2429: . `MAT_CUSPARSE_MULT` - sets the storage format for the entire matrix in the serial (single GPU) `MatMult()`
2430: - `MAT_CUSPARSE_ALL` - sets the storage format for all `MATAIJCUSPARSE` (GPU) matrices
2432: Level: intermediate
2434: .seealso: [](ch_matrices), `MatCUSPARSESetFormat()`, `MatCUSPARSEStorageFormat`
2435: E*/
2436: typedef enum {
2437: MAT_CUSPARSE_MULT_DIAG,
2438: MAT_CUSPARSE_MULT_OFFDIAG,
2439: MAT_CUSPARSE_MULT,
2440: MAT_CUSPARSE_ALL
2441: } MatCUSPARSEFormatOperation;
2443: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJCUSPARSE(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
2444: PETSC_EXTERN PetscErrorCode MatCreateAIJCUSPARSE(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
2445: PETSC_EXTERN PetscErrorCode MatCUSPARSESetFormat(Mat, MatCUSPARSEFormatOperation, MatCUSPARSEStorageFormat);
2446: PETSC_EXTERN PetscErrorCode MatCUSPARSESetUseCPUSolve(Mat, PetscBool);
2447: PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSEGetIJ(Mat, PetscBool, const int **, const int **);
2448: PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSERestoreIJ(Mat, PetscBool, const int **, const int **);
2449: PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSEGetArrayRead(Mat, const PetscScalar **);
2450: PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSERestoreArrayRead(Mat, const PetscScalar **);
2451: PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSEGetArrayWrite(Mat, PetscScalar **);
2452: PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSERestoreArrayWrite(Mat, PetscScalar **);
2453: PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSEGetArray(Mat, PetscScalar **);
2454: PETSC_EXTERN PetscErrorCode MatSeqAIJCUSPARSERestoreArray(Mat, PetscScalar **);
2456: PETSC_EXTERN PetscErrorCode MatCreateDenseCUDA(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscScalar[], Mat *);
2457: PETSC_EXTERN PetscErrorCode MatCreateSeqDenseCUDA(MPI_Comm, PetscInt, PetscInt, PetscScalar[], Mat *);
2458: PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArrayWrite(Mat, PetscScalar **);
2459: PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArrayRead(Mat, const PetscScalar **);
2460: PETSC_EXTERN PetscErrorCode MatDenseCUDAGetArray(Mat, PetscScalar **);
2461: PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArrayWrite(Mat, PetscScalar **);
2462: PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArrayRead(Mat, const PetscScalar **);
2463: PETSC_EXTERN PetscErrorCode MatDenseCUDARestoreArray(Mat, PetscScalar **);
2464: PETSC_EXTERN PetscErrorCode MatDenseCUDAPlaceArray(Mat, const PetscScalar *);
2465: PETSC_EXTERN PetscErrorCode MatDenseCUDAReplaceArray(Mat, const PetscScalar *);
2466: PETSC_EXTERN PetscErrorCode MatDenseCUDAResetArray(Mat);
2467: PETSC_EXTERN PetscErrorCode MatDenseCUDASetPreallocation(Mat, PetscScalar *);
2469: PETSC_EXTERN PetscErrorCode MatCreateSeqSELLCUDA(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
2470: PETSC_EXTERN PetscErrorCode MatCreateSELLCUDA(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
2471: #endif
2473: #ifdef PETSC_HAVE_HIP
2474: /*E
2475: MatHIPSPARSEStorageFormat - indicates the storage format for `MATAIJHIPSPARSE` (GPU)
2476: matrices.
2478: Values:
2479: + `MAT_HIPSPARSE_CSR` - Compressed Sparse Row
2480: . `MAT_HIPSPARSE_ELL` - Ellpack
2481: - `MAT_HIPSPARSE_HYB` - Hybrid, a combination of Ellpack and Coordinate format
2483: Level: intermediate
2485: .seealso: [](ch_matrices), `MatHIPSPARSESetFormat()`, `MatHIPSPARSEFormatOperation`
2486: E*/
2488: typedef enum {
2489: MAT_HIPSPARSE_CSR,
2490: MAT_HIPSPARSE_ELL,
2491: MAT_HIPSPARSE_HYB
2492: } MatHIPSPARSEStorageFormat;
2494: /* these will be strings associated with enumerated type defined above */
2495: PETSC_EXTERN const char *const MatHIPSPARSEStorageFormats[];
2497: /*E
2498: MatHIPSPARSEFormatOperation - indicates the operation of `MATAIJHIPSPARSE` (GPU)
2499: matrices whose operation should use a particular storage format.
2501: Values:
2502: + `MAT_HIPSPARSE_MULT_DIAG` - sets the storage format for the diagonal matrix in the parallel `MatMult()`
2503: . `MAT_HIPSPARSE_MULT_OFFDIAG` - sets the storage format for the off-diagonal matrix in the parallel `MatMult()`
2504: . `MAT_HIPSPARSE_MULT` - sets the storage format for the entire matrix in the serial (single GPU) `MatMult()`
2505: - `MAT_HIPSPARSE_ALL` - sets the storage format for all HIPSPARSE (GPU) matrices
2507: Level: intermediate
2509: .seealso: [](ch_matrices), `MatHIPSPARSESetFormat()`, `MatHIPSPARSEStorageFormat`
2510: E*/
2511: typedef enum {
2512: MAT_HIPSPARSE_MULT_DIAG,
2513: MAT_HIPSPARSE_MULT_OFFDIAG,
2514: MAT_HIPSPARSE_MULT,
2515: MAT_HIPSPARSE_ALL
2516: } MatHIPSPARSEFormatOperation;
2518: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJHIPSPARSE(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
2519: PETSC_EXTERN PetscErrorCode MatCreateAIJHIPSPARSE(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
2520: PETSC_EXTERN PetscErrorCode MatHIPSPARSESetFormat(Mat, MatHIPSPARSEFormatOperation, MatHIPSPARSEStorageFormat);
2521: PETSC_EXTERN PetscErrorCode MatHIPSPARSESetUseCPUSolve(Mat, PetscBool);
2522: PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSEGetIJ(Mat, PetscBool, const int **, const int **);
2523: PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSERestoreIJ(Mat, PetscBool, const int **, const int **);
2524: PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSEGetArrayRead(Mat, const PetscScalar **);
2525: PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSERestoreArrayRead(Mat, const PetscScalar **);
2526: PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSEGetArrayWrite(Mat, PetscScalar **);
2527: PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSERestoreArrayWrite(Mat, PetscScalar **);
2528: PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSEGetArray(Mat, PetscScalar **);
2529: PETSC_EXTERN PetscErrorCode MatSeqAIJHIPSPARSERestoreArray(Mat, PetscScalar **);
2531: PETSC_EXTERN PetscErrorCode MatCreateDenseHIP(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscScalar[], Mat *);
2532: PETSC_EXTERN PetscErrorCode MatCreateSeqDenseHIP(MPI_Comm, PetscInt, PetscInt, PetscScalar[], Mat *);
2533: PETSC_EXTERN PetscErrorCode MatDenseHIPGetArrayWrite(Mat, PetscScalar **);
2534: PETSC_EXTERN PetscErrorCode MatDenseHIPGetArrayRead(Mat, const PetscScalar **);
2535: PETSC_EXTERN PetscErrorCode MatDenseHIPGetArray(Mat, PetscScalar **);
2536: PETSC_EXTERN PetscErrorCode MatDenseHIPRestoreArrayWrite(Mat, PetscScalar **);
2537: PETSC_EXTERN PetscErrorCode MatDenseHIPRestoreArrayRead(Mat, const PetscScalar **);
2538: PETSC_EXTERN PetscErrorCode MatDenseHIPRestoreArray(Mat, PetscScalar **);
2539: PETSC_EXTERN PetscErrorCode MatDenseHIPPlaceArray(Mat, const PetscScalar *);
2540: PETSC_EXTERN PetscErrorCode MatDenseHIPReplaceArray(Mat, const PetscScalar *);
2541: PETSC_EXTERN PetscErrorCode MatDenseHIPResetArray(Mat);
2542: PETSC_EXTERN PetscErrorCode MatDenseHIPSetPreallocation(Mat, PetscScalar *);
2543: PETSC_EXTERN PetscErrorCode MatCreateSeqSELLHIP(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
2544: PETSC_EXTERN PetscErrorCode MatCreateSELLHIP(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
2545: #endif
2547: #if defined(PETSC_HAVE_VIENNACL)
2548: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJViennaCL(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
2549: PETSC_EXTERN PetscErrorCode MatCreateAIJViennaCL(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
2550: #endif
2552: #if PetscDefined(HAVE_KOKKOS)
2553: PETSC_EXTERN PetscErrorCode MatCreateAIJKokkos(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscInt, const PetscInt[], Mat *);
2554: PETSC_EXTERN PetscErrorCode MatCreateSeqAIJKokkos(MPI_Comm, PetscInt, PetscInt, PetscInt, const PetscInt[], Mat *);
2555: #endif
2557: #if defined(PETSC_HAVE_FFTW)
2558: PETSC_EXTERN PetscErrorCode VecScatterPetscToFFTW(Mat, Vec, Vec);
2559: PETSC_EXTERN PetscErrorCode VecScatterFFTWToPetsc(Mat, Vec, Vec);
2560: PETSC_EXTERN PetscErrorCode MatCreateVecsFFTW(Mat, Vec *, Vec *, Vec *);
2561: #endif
2563: #if defined(PETSC_HAVE_SCALAPACK)
2564: PETSC_EXTERN PetscErrorCode MatCreateScaLAPACK(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, Mat *);
2565: PETSC_EXTERN PetscErrorCode MatScaLAPACKSetBlockSizes(Mat, PetscInt, PetscInt);
2566: PETSC_EXTERN PetscErrorCode MatScaLAPACKGetBlockSizes(Mat, PetscInt *, PetscInt *);
2567: #endif
2569: PETSC_EXTERN PetscErrorCode MatCreateNest(MPI_Comm, PetscInt, const IS[], PetscInt, const IS[], const Mat[], Mat *);
2570: PETSC_EXTERN PetscErrorCode MatNestGetSize(Mat, PetscInt *, PetscInt *);
2571: PETSC_EXTERN PetscErrorCode MatNestGetISs(Mat, IS[], IS[]);
2572: PETSC_EXTERN PetscErrorCode MatNestGetLocalISs(Mat, IS[], IS[]);
2573: PETSC_EXTERN PetscErrorCode MatNestGetSubMats(Mat, PetscInt *, PetscInt *, Mat ***);
2574: PETSC_EXTERN PetscErrorCode MatNestGetSubMat(Mat, PetscInt, PetscInt, Mat *);
2575: PETSC_EXTERN PetscErrorCode MatNestSetVecType(Mat, VecType);
2576: PETSC_EXTERN PetscErrorCode MatNestSetSubMats(Mat, PetscInt, const IS[], PetscInt, const IS[], const Mat[]);
2577: PETSC_EXTERN PetscErrorCode MatNestSetSubMat(Mat, PetscInt, PetscInt, Mat);
2579: PETSC_EXTERN PetscErrorCode MatFilter(Mat, PetscReal, PetscBool, PetscBool);
2580: PETSC_DEPRECATED_FUNCTION(3, 20, 0, "MatFilter()", ) static inline PetscErrorCode MatChop(Mat A, PetscReal tol)
2581: {
2582: return MatFilter(A, tol, PETSC_FALSE, PETSC_FALSE);
2583: }
2584: PETSC_EXTERN PetscErrorCode MatComputeBandwidth(Mat, PetscReal, PetscInt *);
2586: PETSC_EXTERN PetscErrorCode MatSubdomainsCreateCoalesce(Mat, PetscInt, PetscInt *, IS **);
2588: PETSC_EXTERN PetscErrorCode MatPreallocatorPreallocate(Mat, PetscBool, Mat);
2590: PETSC_EXTERN PetscErrorCode MatHeaderMerge(Mat, Mat *);
2591: PETSC_EXTERN PetscErrorCode MatHeaderReplace(Mat, Mat *);
2593: PETSC_EXTERN PetscErrorCode MatSeqAIJGetCSRAndMemType(Mat, const PetscInt **, const PetscInt **, PetscScalar **, PetscMemType *);
2595: PETSC_EXTERN PetscErrorCode MatCreateGraph(Mat, PetscBool, PetscBool, PetscReal, PetscInt, PetscInt[], Mat *);
2596: PETSC_EXTERN PetscErrorCode MatEliminateZeros(Mat, PetscBool);
2598: PETSC_EXTERN PetscErrorCode MatCreateDenseFromVecType(MPI_Comm, VecType, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscScalar *, Mat *);
2600: PETSC_EXTERN PetscErrorCode MatSetHPL(Mat, int);
2601: #define PETSCBMHPL "hpl"