xref: /petsc/include/petscmat.h (revision db268bfa9c46c24c134d4e2e1d78f27d60e1123e)
1 /*
2      Include file for the matrix component of PETSc
3 */
4 #ifndef __PETSCMAT_H
5 #define __PETSCMAT_H
6 #include "petscvec.h"
7 PETSC_EXTERN_CXX_BEGIN
8 
9 /*S
10      Mat - Abstract PETSc matrix object
11 
12    Level: beginner
13 
14   Concepts: matrix; linear operator
15 
16 .seealso:  MatCreate(), MatType, MatSetType()
17 S*/
18 typedef struct _p_Mat*           Mat;
19 
20 /*E
21     MatType - String with the name of a PETSc matrix or the creation function
22        with an optional dynamic library name, for example
23        http://www.mcs.anl.gov/petsc/lib.a:mymatcreate()
24 
25    Level: beginner
26 
27 .seealso: MatSetType(), Mat
28 E*/
29 #define MatType const char*
30 #define MATSAME            "same"
31 #define MATSEQMAIJ         "seqmaij"
32 #define MATMPIMAIJ         "mpimaij"
33 #define MATMAIJ            "maij"
34 #define MATIS              "is"
35 #define MATMPIROWBS        "mpirowbs"
36 #define MATSEQAIJ          "seqaij"
37 #define MATMPIAIJ          "mpiaij"
38 #define MATAIJ             "aij"
39 #define MATSHELL           "shell"
40 #define MATSEQBDIAG        "seqbdiag"
41 #define MATMPIBDIAG        "mpibdiag"
42 #define MATBDIAG           "bdiag"
43 #define MATSEQDENSE        "seqdense"
44 #define MATMPIDENSE        "mpidense"
45 #define MATDENSE           "dense"
46 #define MATSEQBAIJ         "seqbaij"
47 #define MATMPIBAIJ         "mpibaij"
48 #define MATBAIJ            "baij"
49 #define MATMPIADJ          "mpiadj"
50 #define MATSEQSBAIJ        "seqsbaij"
51 #define MATMPISBAIJ        "mpisbaij"
52 #define MATSBAIJ           "sbaij"
53 #define MATDAAD            "daad"
54 #define MATMFFD            "mffd"
55 #define MATNORMAL          "normal"
56 #define MATLRC             "lrc"
57 #define MATSEQAIJSPOOLES   "seqaijspooles"
58 #define MATMPIAIJSPOOLES   "mpiaijspooles"
59 #define MATSEQSBAIJSPOOLES "seqsbaijspooles"
60 #define MATMPISBAIJSPOOLES "mpisbaijspooles"
61 #define MATAIJSPOOLES      "aijspooles"
62 #define MATSBAIJSPOOLES    "sbaijspooles"
63 #define MATSUPERLU         "superlu"
64 #define MATSUPERLU_DIST    "superlu_dist"
65 #define MATUMFPACK         "umfpack"
66 #define MATESSL            "essl"
67 #define MATLUSOL           "lusol"
68 #define MATAIJMUMPS        "aijmumps"
69 #define MATSBAIJMUMPS      "sbaijmumps"
70 #define MATDSCPACK         "dscpack"
71 #define MATMATLAB          "matlab"
72 #define MATSEQCSRPERM      "seqcsrperm"
73 #define MATMPICSRPERM      "mpicsrperm"
74 #define MATCSRPERM         "csrperm"
75 #define MATSEQCRL          "seqcrl"
76 #define MATMPICRL          "mpicrl"
77 #define MATCRL             "crl"
78 #define MATPLAPACK         "plapack"
79 #define MATSCATTER         "scatter"
80 #define MATBLOCKMAT        "blockmat"
81 #define MATCOMPOSITE       "composite"
82 #define MATSEQFFTW         "seqfftw"
83 
84 /* Logging support */
85 #define    MAT_FILE_COOKIE 1211216    /* used to indicate matrices in binary files */
86 extern PetscCookie PETSCMAT_DLLEXPORT MAT_COOKIE;
87 extern PetscCookie PETSCMAT_DLLEXPORT MAT_FDCOLORING_COOKIE;
88 extern PetscCookie PETSCMAT_DLLEXPORT MAT_PARTITIONING_COOKIE;
89 extern PetscCookie PETSCMAT_DLLEXPORT MAT_NULLSPACE_COOKIE;
90 
91 /*E
92     MatReuse - Indicates if matrices obtained from a previous call to MatGetSubMatrices()
93      or MatGetSubMatrix() are to be reused to store the new matrix values.
94 
95     Level: beginner
96 
97    Any additions/changes here MUST also be made in include/finclude/petscmat.h
98 
99 .seealso: MatGetSubMatrices(), MatGetSubMatrix(), MatDestroyMatrices(), MatConvert()
100 E*/
101 typedef enum {MAT_INITIAL_MATRIX,MAT_REUSE_MATRIX} MatReuse;
102 
103 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatInitializePackage(char *);
104 
105 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreate(MPI_Comm,Mat*);
106 PetscPolymorphicFunction(MatCreate,(MPI_Comm comm),(comm,&A),Mat,A)
107 PetscPolymorphicFunction(MatCreate,(),(PETSC_COMM_WORLD,&A),Mat,A)
108 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetSizes(Mat,PetscInt,PetscInt,PetscInt,PetscInt);
109 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetType(Mat,MatType);
110 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetFromOptions(Mat);
111 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetUpPreallocation(Mat);
112 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRegisterAll(const char[]);
113 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRegister(const char[],const char[],const char[],PetscErrorCode(*)(Mat));
114 
115 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetOptionsPrefix(Mat,const char[]);
116 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatAppendOptionsPrefix(Mat,const char[]);
117 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetOptionsPrefix(Mat,const char*[]);
118 
119 /*MC
120    MatRegisterDynamic - Adds a new matrix type
121 
122    Synopsis:
123    PetscErrorCode MatRegisterDynamic(char *name,char *path,char *name_create,PetscErrorCode (*routine_create)(Mat))
124 
125    Not Collective
126 
127    Input Parameters:
128 +  name - name of a new user-defined matrix type
129 .  path - path (either absolute or relative) the library containing this solver
130 .  name_create - name of routine to create method context
131 -  routine_create - routine to create method context
132 
133    Notes:
134    MatRegisterDynamic() may be called multiple times to add several user-defined solvers.
135 
136    If dynamic libraries are used, then the fourth input argument (routine_create)
137    is ignored.
138 
139    Sample usage:
140 .vb
141    MatRegisterDynamic("my_mat",/home/username/my_lib/lib/libO/solaris/mylib.a,
142                "MyMatCreate",MyMatCreate);
143 .ve
144 
145    Then, your solver can be chosen with the procedural interface via
146 $     MatSetType(Mat,"my_mat")
147    or at runtime via the option
148 $     -mat_type my_mat
149 
150    Level: advanced
151 
152    Notes: ${PETSC_ARCH} occuring in pathname will be replaced with appropriate values.
153          If your function is not being put into a shared library then use VecRegister() instead
154 
155 .keywords: Mat, register
156 
157 .seealso: MatRegisterAll(), MatRegisterDestroy()
158 
159 M*/
160 #if defined(PETSC_USE_DYNAMIC_LIBRARIES)
161 #define MatRegisterDynamic(a,b,c,d) MatRegister(a,b,c,0)
162 #else
163 #define MatRegisterDynamic(a,b,c,d) MatRegister(a,b,c,d)
164 #endif
165 
166 extern PetscTruth MatRegisterAllCalled;
167 extern PetscFList MatList;
168 
169 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqDense(MPI_Comm,PetscInt,PetscInt,PetscScalar[],Mat*);
170 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateMPIDense(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar[],Mat*);
171 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
172 PetscPolymorphicFunction(MatCreateSeqAIJ,(PetscInt m,PetscInt n,PetscInt nz,const PetscInt nnz[]),(PETSC_COMM_SELF,m,n,nz,nnz,&A),Mat,A)
173 PetscPolymorphicFunction(MatCreateSeqAIJ,(PetscInt m,PetscInt n,PetscInt nz),(PETSC_COMM_SELF,m,n,nz,PETSC_NULL,&A),Mat,A)
174 PetscPolymorphicFunction(MatCreateSeqAIJ,(PetscInt m,PetscInt n,const PetscInt nnz[]),(PETSC_COMM_SELF,m,n,0,nnz,&A),Mat,A)
175 PetscPolymorphicFunction(MatCreateSeqAIJ,(PetscInt m,PetscInt n),(PETSC_COMM_SELF,m,n,0,PETSC_NULL,&A),Mat,A)
176 PetscPolymorphicSubroutine(MatCreateSeqAIJ,(PetscInt m,PetscInt n,PetscInt nz,Mat *A),(PETSC_COMM_SELF,m,n,nz,PETSC_NULL,A))
177 PetscPolymorphicSubroutine(MatCreateSeqAIJ,(PetscInt m,PetscInt n,const PetscInt nnz[],Mat *A),(PETSC_COMM_SELF,m,n,0,nnz,A))
178 PetscPolymorphicSubroutine(MatCreateSeqAIJ,(PetscInt m,PetscInt n,Mat *A),(PETSC_COMM_SELF,m,n,0,PETSC_NULL,A))
179 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateMPIAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
180 PetscPolymorphicFunction(MatCreateMPIAIJ,(MPI_Comm comm,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,const PetscInt nnz[],PetscInt onz,const PetscInt onnz[]),(comm,m,n,M,N,nz,nnz,onz,onnz,&A),Mat,A)
181 PetscPolymorphicFunction(MatCreateMPIAIJ,(MPI_Comm comm,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,PetscInt nnz),(comm,m,n,M,N,nz,PETSC_NULL,nnz,PETSC_NULL,&A),Mat,A)
182 PetscPolymorphicFunction(MatCreateMPIAIJ,(MPI_Comm comm,PetscInt m,PetscInt n,PetscInt M,PetscInt N,const PetscInt nnz[],const PetscInt onz[]),(comm,m,n,M,N,0,nnz,0,onz,&A),Mat,A)
183 PetscPolymorphicFunction(MatCreateMPIAIJ,(MPI_Comm comm,PetscInt m,PetscInt n,PetscInt M,PetscInt N),(comm,m,n,M,N,0,PETSC_NULL,0,PETSC_NULL,&A),Mat,A)
184 PetscPolymorphicSubroutine(MatCreateMPIAIJ,(MPI_Comm comm,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,PetscInt nnz,Mat *A),(comm,m,n,M,N,nz,PETSC_NULL,nnz,PETSC_NULL,A))
185 PetscPolymorphicSubroutine(MatCreateMPIAIJ,(MPI_Comm comm,PetscInt m,PetscInt n,PetscInt M,PetscInt N,const PetscInt nnz[],const PetscInt onz[],Mat *A),(comm,m,n,M,N,0,nnz,0,onz,A))
186 PetscPolymorphicSubroutine(MatCreateMPIAIJ,(MPI_Comm comm,PetscInt m,PetscInt n,PetscInt M,PetscInt N,Mat *A),(comm,m,n,M,N,0,PETSC_NULL,0,PETSC_NULL,A))
187 PetscPolymorphicFunction(MatCreateMPIAIJ,(PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,const PetscInt nnz[],PetscInt onz,const PetscInt onnz[]),(PETSC_COMM_WORLD,m,n,M,N,nz,nnz,onz,onnz,&A),Mat,A)
188 PetscPolymorphicFunction(MatCreateMPIAIJ,(PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,PetscInt nnz),(PETSC_COMM_WORLD,m,n,M,N,nz,PETSC_NULL,nnz,PETSC_NULL,&A),Mat,A)
189 PetscPolymorphicFunction(MatCreateMPIAIJ,(PetscInt m,PetscInt n,PetscInt M,PetscInt N,const PetscInt nnz[],const PetscInt onz[]),(PETSC_COMM_WORLD,m,n,M,N,0,nnz,0,onz,&A),Mat,A)
190 PetscPolymorphicFunction(MatCreateMPIAIJ,(PetscInt m,PetscInt n,PetscInt M,PetscInt N),(PETSC_COMM_WORLD,m,n,M,N,0,PETSC_NULL,0,PETSC_NULL,&A),Mat,A)
191 PetscPolymorphicSubroutine(MatCreateMPIAIJ,(PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,PetscInt nnz,Mat *A),(PETSC_COMM_WORLD,m,n,M,N,nz,PETSC_NULL,nnz,PETSC_NULL,A))
192 PetscPolymorphicSubroutine(MatCreateMPIAIJ,(PetscInt m,PetscInt n,PetscInt M,PetscInt N,const PetscInt nnz[],const PetscInt onz[],Mat *A),(PETSC_COMM_WORLD,m,n,M,N,0,nnz,0,onz,A))
193 PetscPolymorphicSubroutine(MatCreateMPIAIJ,(PetscInt m,PetscInt n,PetscInt M,PetscInt N,Mat *A),(PETSC_COMM_WORLD,m,n,M,N,0,PETSC_NULL,0,PETSC_NULL,A))
194 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateMPIAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],Mat *);
195 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateMPIAIJWithSplitArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],PetscInt[],PetscInt[],PetscScalar[],Mat*);
196 
197 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateMPIRowbs(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
198 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqBDiag(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscScalar*[],Mat*);
199 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateMPIBDiag(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscScalar*[],Mat*);
200 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
201 PetscPolymorphicFunction(MatCreateSeqBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt nz,const PetscInt nnz[]),(PETSC_COMM_SELF,bs,m,n,nz,nnz,&A),Mat,A)
202 PetscPolymorphicFunction(MatCreateSeqBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt nz),(PETSC_COMM_SELF,bs,m,n,nz,PETSC_NULL,&A),Mat,A)
203 PetscPolymorphicFunction(MatCreateSeqBAIJ,(PetscInt bs,PetscInt m,PetscInt n,const PetscInt nnz[]),(PETSC_COMM_SELF,bs,m,n,0,nnz,&A),Mat,A)
204 PetscPolymorphicFunction(MatCreateSeqBAIJ,(PetscInt bs,PetscInt m,PetscInt n),(PETSC_COMM_SELF,bs,m,n,0,PETSC_NULL,&A),Mat,A)
205 PetscPolymorphicSubroutine(MatCreateSeqBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt nz,Mat *A),(PETSC_COMM_SELF,bs,m,n,nz,PETSC_NULL,A))
206 PetscPolymorphicSubroutine(MatCreateSeqBAIJ,(PetscInt bs,PetscInt m,PetscInt n,const PetscInt nnz[],Mat *A),(PETSC_COMM_SELF,bs,m,n,0,nnz,A))
207 PetscPolymorphicSubroutine(MatCreateSeqBAIJ,(PetscInt bs,PetscInt m,PetscInt n,Mat *A),(PETSC_COMM_SELF,bs,m,n,0,PETSC_NULL,A))
208 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateMPIBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
209 PetscPolymorphicFunction(MatCreateMPIBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,const PetscInt nnz[],PetscInt onz,const PetscInt onnz[]),(comm,bs,m,n,M,N,nz,nnz,onz,onnz,&A),Mat,A)
210 PetscPolymorphicFunction(MatCreateMPIBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,PetscInt nnz),(comm,bs,m,n,M,N,nz,PETSC_NULL,nnz,PETSC_NULL,&A),Mat,A)
211 PetscPolymorphicFunction(MatCreateMPIBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,const PetscInt nnz[],const PetscInt onz[]),(comm,bs,m,n,M,N,0,nnz,0,onz,&A),Mat,A)
212 PetscPolymorphicFunction(MatCreateMPIBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N),(comm,bs,m,n,M,N,0,PETSC_NULL,0,PETSC_NULL,&A),Mat,A)
213 PetscPolymorphicSubroutine(MatCreateMPIBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,PetscInt nnz,Mat *A),(comm,bs,m,n,M,N,nz,PETSC_NULL,nnz,PETSC_NULL,A))
214 PetscPolymorphicSubroutine(MatCreateMPIBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,const PetscInt nnz[],const PetscInt onz[],Mat *A),(comm,bs,m,n,M,N,0,nnz,0,onz,A))
215 PetscPolymorphicSubroutine(MatCreateMPIBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,Mat *A),(comm,bs,m,n,M,N,0,PETSC_NULL,0,PETSC_NULL,A))
216 PetscPolymorphicFunction(MatCreateMPIBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,const PetscInt nnz[],PetscInt onz,const PetscInt onnz[]),(PETSC_COMM_WORLD,bs,m,n,M,N,nz,nnz,onz,onnz,&A),Mat,A)
217 PetscPolymorphicFunction(MatCreateMPIBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,PetscInt nnz),(PETSC_COMM_WORLD,bs,m,n,M,N,nz,PETSC_NULL,nnz,PETSC_NULL,&A),Mat,A)
218 PetscPolymorphicFunction(MatCreateMPIBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,const PetscInt nnz[],const PetscInt onz[]),(PETSC_COMM_WORLD,bs,m,n,M,N,0,nnz,0,onz,&A),Mat,A)
219 PetscPolymorphicFunction(MatCreateMPIBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N),(PETSC_COMM_WORLD,bs,m,n,M,N,0,PETSC_NULL,0,PETSC_NULL,&A),Mat,A)
220 PetscPolymorphicSubroutine(MatCreateMPIBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,PetscInt nnz,Mat *A),(PETSC_COMM_WORLD,bs,m,n,M,N,nz,PETSC_NULL,nnz,PETSC_NULL,A))
221 PetscPolymorphicSubroutine(MatCreateMPIBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,const PetscInt nnz[],const PetscInt onz[],Mat *A),(PETSC_COMM_WORLD,bs,m,n,M,N,0,nnz,0,onz,A))
222 PetscPolymorphicSubroutine(MatCreateMPIBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,Mat *A),(PETSC_COMM_WORLD,bs,m,n,M,N,0,PETSC_NULL,0,PETSC_NULL,A))
223 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateMPIAdj(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscInt[],Mat*);
224 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqSBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
225 PetscPolymorphicFunction(MatCreateSeqSBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt nz,const PetscInt nnz[]),(PETSC_COMM_SELF,bs,m,n,nz,nnz,&A),Mat,A)
226 PetscPolymorphicFunction(MatCreateSeqSBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt nz),(PETSC_COMM_SELF,bs,m,n,nz,PETSC_NULL,&A),Mat,A)
227 PetscPolymorphicFunction(MatCreateSeqSBAIJ,(PetscInt bs,PetscInt m,PetscInt n,const PetscInt nnz[]),(PETSC_COMM_SELF,bs,m,n,0,nnz,&A),Mat,A)
228 PetscPolymorphicFunction(MatCreateSeqSBAIJ,(PetscInt bs,PetscInt m,PetscInt n),(PETSC_COMM_SELF,bs,m,n,0,PETSC_NULL,&A),Mat,A)
229 PetscPolymorphicSubroutine(MatCreateSeqSBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt nz,Mat *A),(PETSC_COMM_SELF,bs,m,n,nz,PETSC_NULL,A))
230 PetscPolymorphicSubroutine(MatCreateSeqSBAIJ,(PetscInt bs,PetscInt m,PetscInt n,const PetscInt nnz[],Mat *A),(PETSC_COMM_SELF,bs,m,n,0,nnz,A))
231 PetscPolymorphicSubroutine(MatCreateSeqSBAIJ,(PetscInt bs,PetscInt m,PetscInt n,Mat *A),(PETSC_COMM_SELF,bs,m,n,0,PETSC_NULL,A))
232 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateMPISBAIJ(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
233 PetscPolymorphicFunction(MatCreateMPISBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,const PetscInt nnz[],PetscInt onz,const PetscInt onnz[]),(comm,bs,m,n,M,N,nz,nnz,onz,onnz,&A),Mat,A)
234 PetscPolymorphicFunction(MatCreateMPISBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,PetscInt nnz),(comm,bs,m,n,M,N,nz,PETSC_NULL,nnz,PETSC_NULL,&A),Mat,A)
235 PetscPolymorphicFunction(MatCreateMPISBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,const PetscInt nnz[],const PetscInt onz[]),(comm,bs,m,n,M,N,0,nnz,0,onz,&A),Mat,A)
236 PetscPolymorphicFunction(MatCreateMPISBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N),(comm,bs,m,n,M,N,0,PETSC_NULL,0,PETSC_NULL,&A),Mat,A)
237 PetscPolymorphicSubroutine(MatCreateMPISBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,PetscInt nnz,Mat *A),(comm,bs,m,n,M,N,nz,PETSC_NULL,nnz,PETSC_NULL,A))
238 PetscPolymorphicSubroutine(MatCreateMPISBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,const PetscInt nnz[],const PetscInt onz[],Mat *A),(comm,bs,m,n,M,N,0,nnz,0,onz,A))
239 PetscPolymorphicSubroutine(MatCreateMPISBAIJ,(MPI_Comm comm,PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,Mat *A),(comm,bs,m,n,M,N,0,PETSC_NULL,0,PETSC_NULL,A))
240 PetscPolymorphicFunction(MatCreateMPISBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,const PetscInt nnz[],PetscInt onz,const PetscInt onnz[]),(PETSC_COMM_WORLD,bs,m,n,M,N,nz,nnz,onz,onnz,&A),Mat,A)
241 PetscPolymorphicFunction(MatCreateMPISBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,PetscInt nnz),(PETSC_COMM_WORLD,bs,m,n,M,N,nz,PETSC_NULL,nnz,PETSC_NULL,&A),Mat,A)
242 PetscPolymorphicFunction(MatCreateMPISBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,const PetscInt nnz[],const PetscInt onz[]),(PETSC_COMM_WORLD,bs,m,n,M,N,0,nnz,0,onz,&A),Mat,A)
243 PetscPolymorphicFunction(MatCreateMPISBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N),(PETSC_COMM_WORLD,bs,m,n,M,N,0,PETSC_NULL,0,PETSC_NULL,&A),Mat,A)
244 PetscPolymorphicSubroutine(MatCreateMPISBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscInt nz,PetscInt nnz,Mat *A),(PETSC_COMM_WORLD,bs,m,n,M,N,nz,PETSC_NULL,nnz,PETSC_NULL,A))
245 PetscPolymorphicSubroutine(MatCreateMPISBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,const PetscInt nnz[],const PetscInt onz[],Mat *A),(PETSC_COMM_WORLD,bs,m,n,M,N,0,nnz,0,onz,A))
246 PetscPolymorphicSubroutine(MatCreateMPISBAIJ,(PetscInt bs,PetscInt m,PetscInt n,PetscInt M,PetscInt N,Mat *A),(PETSC_COMM_WORLD,bs,m,n,M,N,0,PETSC_NULL,0,PETSC_NULL,A))
247 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateShell(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,void *,Mat*);
248 PetscPolymorphicFunction(MatCreateShell,(MPI_Comm comm,PetscInt m,PetscInt n,PetscInt M,PetscInt N,void *ctx),(comm,m,n,M,N,ctx,&A),Mat,A)
249 PetscPolymorphicFunction(MatCreateShell,(PetscInt m,PetscInt n,PetscInt M,PetscInt N,void *ctx),(PETSC_COMM_WORLD,m,n,M,N,ctx,&A),Mat,A)
250 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateAdic(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,void (*)(void),Mat*);
251 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateNormal(Mat,Mat*);
252 PetscPolymorphicFunction(MatCreateNormal,(Mat mat),(mat,&A),Mat,A)
253 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateLRC(Mat,Mat,Mat,Mat*);
254 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateIS(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,ISLocalToGlobalMapping,Mat*);
255 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqCRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Mat*);
256 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateMPICRL(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Mat*);
257 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateScatter(MPI_Comm,VecScatter,Mat*);
258 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatScatterSetVecScatter(Mat,VecScatter);
259 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatScatterGetVecScatter(Mat,VecScatter*);
260 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateBlockMat(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,Mat*);
261 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCompositeAddMat(Mat,Mat);
262 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCompositeMerge(Mat);
263 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateComposite(MPI_Comm,PetscInt,const Mat*,Mat*);
264 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqFFTW(MPI_Comm,PetscInt,const PetscInt[],Mat*);
265 
266 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetUp(Mat);
267 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDestroy(Mat);
268 
269 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatConjugate(Mat);
270 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRealPart(Mat);
271 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatImaginaryPart(Mat);
272 
273 /* ------------------------------------------------------------*/
274 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
275 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesBlocked(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
276 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesRow(Mat,PetscInt,const PetscScalar[]);
277 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesRowLocal(Mat,PetscInt,const PetscScalar[]);
278 
279 /*S
280      MatStencil - Data structure (C struct) for storing information about a single row or
281         column of a matrix as index on an associated grid.
282 
283    Level: beginner
284 
285   Concepts: matrix; linear operator
286 
287 .seealso:  MatSetValuesStencil(), MatSetStencil(), MatSetValuesBlockStencil()
288 S*/
289 typedef struct {
290   PetscInt k,j,i,c;
291 } MatStencil;
292 
293 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode);
294 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesBlockedStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode);
295 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetStencil(Mat,PetscInt,const PetscInt[],const PetscInt[],PetscInt);
296 
297 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetColoring(Mat,ISColoring);
298 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesAdic(Mat,void*);
299 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesAdifor(Mat,PetscInt,void*);
300 
301 /*E
302     MatAssemblyType - Indicates if the matrix is now to be used, or if you plan
303      to continue to add values to it
304 
305     Level: beginner
306 
307 .seealso: MatAssemblyBegin(), MatAssemblyEnd()
308 E*/
309 typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType;
310 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatAssemblyBegin(Mat,MatAssemblyType);
311 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatAssemblyEnd(Mat,MatAssemblyType);
312 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatAssembled(Mat,PetscTruth*);
313 
314 extern PETSCMAT_DLLEXPORT PetscInt    MatSetValue_Row;
315 extern PETSCMAT_DLLEXPORT PetscInt    MatSetValue_Column;
316 extern PETSCMAT_DLLEXPORT PetscScalar MatSetValue_Value;
317 
318 /*MC
319    MatSetValue - Set a single entry into a matrix.
320 
321    Synopsis:
322    PetscErrorCode MatSetValue(Mat m,PetscInt row,PetscInt col,PetscScalar value,InsertMode mode);
323 
324    Not collective
325 
326    Input Parameters:
327 +  m - the matrix
328 .  row - the row location of the entry
329 .  col - the column location of the entry
330 .  value - the value to insert
331 -  mode - either INSERT_VALUES or ADD_VALUES
332 
333    Notes:
334    For efficiency one should use MatSetValues() and set several or many
335    values simultaneously if possible.
336 
337    Level: beginner
338 
339 .seealso: MatSetValues(), MatSetValueLocal()
340 M*/
341 #define MatSetValue(v,i,j,va,mode) \
342   ((MatSetValue_Row = i,MatSetValue_Column = j,MatSetValue_Value = va,0) || \
343    MatSetValues(v,1,&MatSetValue_Row,1,&MatSetValue_Column,&MatSetValue_Value,mode))
344 
345 #define MatGetValue(v,i,j,va) \
346   ((MatSetValue_Row = i,MatSetValue_Column = j,0) || \
347    MatGetValues(v,1,&MatSetValue_Row,1,&MatSetValue_Column,&va))
348 
349 #define MatSetValueLocal(v,i,j,va,mode) \
350   ((MatSetValue_Row = i,MatSetValue_Column = j,MatSetValue_Value = va,0) || \
351    MatSetValuesLocal(v,1,&MatSetValue_Row,1,&MatSetValue_Column,&MatSetValue_Value,mode))
352 
353 /*E
354     MatOption - Options that may be set for a matrix and its behavior or storage
355 
356     Level: beginner
357 
358    Any additions/changes here MUST also be made in include/finclude/petscmat.h
359 
360 .seealso: MatSetOption()
361 E*/
362 typedef enum {MAT_ROW_ORIENTED,MAT_COLUMN_ORIENTED,MAT_ROWS_SORTED,
363               MAT_COLUMNS_SORTED,MAT_NO_NEW_NONZERO_LOCATIONS,
364               MAT_YES_NEW_NONZERO_LOCATIONS,MAT_SYMMETRIC,
365               MAT_STRUCTURALLY_SYMMETRIC,MAT_NO_NEW_DIAGONALS,
366               MAT_YES_NEW_DIAGONALS,MAT_INODE_LIMIT_1,MAT_INODE_LIMIT_2,
367               MAT_INODE_LIMIT_3,MAT_INODE_LIMIT_4,MAT_INODE_LIMIT_5,
368               MAT_IGNORE_OFF_PROC_ENTRIES,MAT_ROWS_UNSORTED,
369               MAT_COLUMNS_UNSORTED,MAT_NEW_NONZERO_LOCATION_ERR,
370               MAT_NEW_NONZERO_ALLOCATION_ERR,MAT_USE_HASH_TABLE,
371               MAT_KEEP_ZEROED_ROWS,MAT_IGNORE_ZERO_ENTRIES,MAT_USE_INODES,
372               MAT_DO_NOT_USE_INODES,MAT_NOT_SYMMETRIC,MAT_HERMITIAN,
373               MAT_NOT_STRUCTURALLY_SYMMETRIC,MAT_NOT_HERMITIAN,
374               MAT_SYMMETRY_ETERNAL,MAT_NOT_SYMMETRY_ETERNAL,
375               MAT_USE_COMPRESSEDROW,MAT_DO_NOT_USE_COMPRESSEDROW,
376               MAT_IGNORE_LOWER_TRIANGULAR,MAT_ERROR_LOWER_TRIANGULAR,MAT_GETROW_UPPERTRIANGULAR} MatOption;
377 extern const char *MatOptions[];
378 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetOption(Mat,MatOption);
379 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetType(Mat,MatType*);
380 PetscPolymorphicFunction(MatGetType,(Mat mat),(mat,&t),MatType,t)
381 
382 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]);
383 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
384 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestoreRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
385 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetRowUpperTriangular(Mat);
386 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestoreRowUpperTriangular(Mat);
387 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
388 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestoreColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
389 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetColumnVector(Mat,Vec,PetscInt);
390 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetArray(Mat,PetscScalar *[]);
391 PetscPolymorphicFunction(MatGetArray,(Mat mat),(mat,&a),PetscScalar*,a)
392 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestoreArray(Mat,PetscScalar *[]);
393 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetBlockSize(Mat,PetscInt *);
394 PetscPolymorphicFunction(MatGetBlockSize,(Mat mat),(mat,&a),PetscInt,a)
395 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetBlockSize(Mat,PetscInt);
396 
397 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMult(Mat,Vec,Vec);
398 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultAdd(Mat,Vec,Vec,Vec);
399 PetscPolymorphicSubroutine(MatMultAdd,(Mat A,Vec x,Vec y),(A,x,y,y))
400 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultTranspose(Mat,Vec,Vec);
401 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIsTranspose(Mat,Mat,PetscReal,PetscTruth*);
402 PetscPolymorphicFunction(MatIsTranspose,(Mat A,Mat B,PetscReal tol),(A,B,tol,&t),PetscTruth,t)
403 PetscPolymorphicFunction(MatIsTranspose,(Mat A,Mat B),(A,B,0,&t),PetscTruth,t)
404 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultTransposeAdd(Mat,Vec,Vec,Vec);
405 PetscPolymorphicSubroutine(MatMultTransposeAdd,(Mat A,Vec x,Vec y),(A,x,y,y))
406 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultConstrained(Mat,Vec,Vec);
407 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultTransposeConstrained(Mat,Vec,Vec);
408 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatSolve(Mat,Mat,Mat);
409 
410 /*E
411     MatDuplicateOption - Indicates if a duplicated sparse matrix should have
412   its numerical values copied over or just its nonzero structure.
413 
414     Level: beginner
415 
416    Any additions/changes here MUST also be made in include/finclude/petscmat.h
417 
418 .seealso: MatDuplicate()
419 E*/
420 typedef enum {MAT_DO_NOT_COPY_VALUES,MAT_COPY_VALUES} MatDuplicateOption;
421 
422 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatConvert(Mat,MatType,MatReuse,Mat*);
423 PetscPolymorphicFunction(MatConvert,(Mat A,MatType t),(A,t,MAT_INITIAL_MATRIX,&a),Mat,a)
424 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDuplicate(Mat,MatDuplicateOption,Mat*);
425 PetscPolymorphicFunction(MatDuplicate,(Mat A,MatDuplicateOption o),(A,o,&a),Mat,a)
426 PetscPolymorphicFunction(MatDuplicate,(Mat A),(A,MAT_COPY_VALUES,&a),Mat,a)
427 
428 /*E
429     MatStructure - Indicates if the matrix has the same nonzero structure
430 
431     Level: beginner
432 
433    Any additions/changes here MUST also be made in include/finclude/petscmat.h
434 
435 .seealso: MatCopy(), KSPSetOperators(), PCSetOperators()
436 E*/
437 typedef enum {SAME_NONZERO_PATTERN,DIFFERENT_NONZERO_PATTERN,SAME_PRECONDITIONER,SUBSET_NONZERO_PATTERN} MatStructure;
438 
439 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCopy(Mat,Mat,MatStructure);
440 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatView(Mat,PetscViewer);
441 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIsSymmetric(Mat,PetscReal,PetscTruth*);
442 PetscPolymorphicFunction(MatIsSymmetric,(Mat A,PetscReal tol),(A,tol,&t),PetscTruth,t)
443 PetscPolymorphicFunction(MatIsSymmetric,(Mat A),(A,0,&t),PetscTruth,t)
444 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIsStructurallySymmetric(Mat,PetscTruth*);
445 PetscPolymorphicFunction(MatIsStructurallySymmetric,(Mat A),(A,&t),PetscTruth,t)
446 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIsHermitian(Mat,PetscTruth*);
447 PetscPolymorphicFunction(MatIsHermitian,(Mat A),(A,&t),PetscTruth,t)
448 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIsSymmetricKnown(Mat,PetscTruth*,PetscTruth*);
449 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIsHermitianKnown(Mat,PetscTruth*,PetscTruth*);
450 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatLoad(PetscViewer,MatType,Mat*);
451 PetscPolymorphicFunction(MatLoad,(PetscViewer v,MatType t),(v,t,&a),Mat,a)
452 
453 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetRowIJ(Mat,PetscInt,PetscTruth,PetscInt*,PetscInt *[],PetscInt *[],PetscTruth *);
454 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestoreRowIJ(Mat,PetscInt,PetscTruth,PetscInt *,PetscInt *[],PetscInt *[],PetscTruth *);
455 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetColumnIJ(Mat,PetscInt,PetscTruth,PetscInt*,PetscInt *[],PetscInt *[],PetscTruth *);
456 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestoreColumnIJ(Mat,PetscInt,PetscTruth,PetscInt *,PetscInt *[],PetscInt *[],PetscTruth *);
457 
458 /*S
459      MatInfo - Context of matrix information, used with MatGetInfo()
460 
461    In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE
462 
463    Level: intermediate
464 
465   Concepts: matrix^nonzero information
466 
467 .seealso:  MatGetInfo(), MatInfoType
468 S*/
469 typedef struct {
470   PetscLogDouble rows_global,columns_global;         /* number of global rows and columns */
471   PetscLogDouble rows_local,columns_local;           /* number of local rows and columns */
472   PetscLogDouble block_size;                         /* block size */
473   PetscLogDouble nz_allocated,nz_used,nz_unneeded;   /* number of nonzeros */
474   PetscLogDouble memory;                             /* memory allocated */
475   PetscLogDouble assemblies;                         /* number of matrix assemblies called */
476   PetscLogDouble mallocs;                            /* number of mallocs during MatSetValues() */
477   PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */
478   PetscLogDouble factor_mallocs;                     /* number of mallocs during factorization */
479 } MatInfo;
480 
481 /*E
482     MatInfoType - Indicates if you want information about the local part of the matrix,
483      the entire parallel matrix or the maximum over all the local parts.
484 
485     Level: beginner
486 
487    Any additions/changes here MUST also be made in include/finclude/petscmat.h
488 
489 .seealso: MatGetInfo(), MatInfo
490 E*/
491 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType;
492 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetInfo(Mat,MatInfoType,MatInfo*);
493 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatValid(Mat,PetscTruth*);
494 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetDiagonal(Mat,Vec);
495 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetRowMax(Mat,Vec);
496 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatTranspose(Mat,Mat*);
497 PetscPolymorphicFunction(MatTranspose,(Mat A),(A,&t),Mat,t)
498 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPermute(Mat,IS,IS,Mat *);
499 PetscPolymorphicFunction(MatPermute,(Mat A,IS is1,IS is2),(A,is1,is2,&t),Mat,t)
500 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPermuteSparsify(Mat,PetscInt,PetscReal,PetscReal,IS,IS,Mat *);
501 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDiagonalScale(Mat,Vec,Vec);
502 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDiagonalSet(Mat,Vec,InsertMode);
503 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatEqual(Mat,Mat,PetscTruth*);
504 PetscPolymorphicFunction(MatEqual,(Mat A,Mat B),(A,B,&t),PetscTruth,t)
505 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultEqual(Mat,Mat,PetscInt,PetscTruth*);
506 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultAddEqual(Mat,Mat,PetscInt,PetscTruth*);
507 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultTransposeEqual(Mat,Mat,PetscInt,PetscTruth*);
508 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultTransposeAddEqual(Mat,Mat,PetscInt,PetscTruth*);
509 
510 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNorm(Mat,NormType,PetscReal *);
511 PetscPolymorphicFunction(MatNorm,(Mat A,NormType t),(A,t,&n),PetscReal,n)
512 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroEntries(Mat);
513 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroRows(Mat,PetscInt,const PetscInt [],PetscScalar);
514 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroRowsIS(Mat,IS,PetscScalar);
515 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroColumns(Mat,PetscInt,const PetscInt [],const PetscScalar*);
516 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroColumnsIS(Mat,IS,const PetscScalar*);
517 
518 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatUseScaledForm(Mat,PetscTruth);
519 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatScaleSystem(Mat,Vec,Vec);
520 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatUnScaleSystem(Mat,Vec,Vec);
521 
522 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetSize(Mat,PetscInt*,PetscInt*);
523 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetLocalSize(Mat,PetscInt*,PetscInt*);
524 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetOwnershipRange(Mat,PetscInt*,PetscInt*);
525 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetOwnershipRanges(Mat,const PetscInt**);
526 
527 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetSubMatrices(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]);
528 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDestroyMatrices(PetscInt,Mat *[]);
529 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetSubMatrix(Mat,IS,IS,PetscInt,MatReuse,Mat *);
530 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetSubMatrixRaw(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscInt,MatReuse,Mat *);
531 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMerge(MPI_Comm,Mat,PetscInt,MatReuse,Mat*);
532 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMerge_SeqsToMPI(MPI_Comm,Mat,PetscInt,PetscInt,MatReuse,Mat*);
533 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMerge_SeqsToMPISymbolic(MPI_Comm,Mat,PetscInt,PetscInt,Mat*);
534 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMerge_SeqsToMPINumeric(Mat,Mat);
535 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDestroy_MPIAIJ_SeqsToMPI(Mat);
536 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetLocalMat(Mat,MatReuse,Mat*);
537 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetLocalMatCondensed(Mat,MatReuse,IS*,IS*,Mat*);
538 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetBrowsOfAcols(Mat,Mat,MatReuse,IS*,IS*,PetscInt*,Mat*);
539 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetBrowsOfAoCols(Mat,Mat,MatReuse,PetscInt**,PetscScalar**,Mat*);
540 #if defined (PETSC_USE_CTABLE)
541 #include "petscctable.h"
542 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetCommunicationStructs(Mat, Vec *, PetscTable *, VecScatter *);
543 #else
544 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetCommunicationStructs(Mat, Vec *, PetscInt *[], VecScatter *);
545 #endif
546 
547 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIncreaseOverlap(Mat,PetscInt,IS[],PetscInt);
548 
549 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatMult(Mat,Mat,MatReuse,PetscReal,Mat*);
550 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatMultSymbolic(Mat,Mat,PetscReal,Mat*);
551 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatMultNumeric(Mat,Mat,Mat);
552 
553 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPtAP(Mat,Mat,MatReuse,PetscReal,Mat*);
554 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPtAPSymbolic(Mat,Mat,PetscReal,Mat*);
555 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPtAPNumeric(Mat,Mat,Mat);
556 
557 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatMultTranspose(Mat,Mat,MatReuse,PetscReal,Mat*);
558 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatMultTransposeSymbolic(Mat,Mat,PetscReal,Mat*);
559 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatMultTransposeNumeric(Mat,Mat,Mat);
560 
561 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatAXPY(Mat,PetscScalar,Mat,MatStructure);
562 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatAYPX(Mat,PetscScalar,Mat,MatStructure);
563 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCompress(Mat);
564 
565 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatScale(Mat,PetscScalar);
566 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatShift(Mat,PetscScalar);
567 
568 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping);
569 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetLocalToGlobalMappingBlock(Mat,ISLocalToGlobalMapping);
570 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroRowsLocal(Mat,PetscInt,const PetscInt [],PetscScalar);
571 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroRowsLocalIS(Mat,IS,PetscScalar);
572 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
573 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesBlockedLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
574 
575 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatStashSetInitialSize(Mat,PetscInt,PetscInt);
576 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatStashGetInfo(Mat,PetscInt*,PetscInt*,PetscInt*,PetscInt*);
577 
578 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatInterpolate(Mat,Vec,Vec);
579 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatInterpolateAdd(Mat,Vec,Vec,Vec);
580 PetscPolymorphicSubroutine(MatInterpolateAdd,(Mat A,Vec x,Vec y),(A,x,y,y))
581 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestrict(Mat,Vec,Vec);
582 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetVecs(Mat,Vec*,Vec*);
583 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetRedundantMatrix(Mat,PetscInt,MPI_Comm,PetscInt,MatReuse,Mat*);
584 
585 /*MC
586    MatPreallocateInitialize - Begins the block of code that will count the number of nonzeros per
587        row in a matrix providing the data that one can use to correctly preallocate the matrix.
588 
589    Synopsis:
590    PetscErrorCode MatPreallocateInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz)
591 
592    Collective on MPI_Comm
593 
594    Input Parameters:
595 +  comm - the communicator that will share the eventually allocated matrix
596 .  nrows - the number of LOCAL rows in the matrix
597 -  ncols - the number of LOCAL columns in the matrix
598 
599    Output Parameters:
600 +  dnz - the array that will be passed to the matrix preallocation routines
601 -  ozn - the other array passed to the matrix preallocation routines
602 
603 
604    Level: intermediate
605 
606    Notes:
607    See the chapter in the users manual on performance for more details
608 
609    Do not malloc or free dnz and onz, that is handled internally by these routines
610 
611    Use MatPreallocateInitializeSymmetric() for symmetric matrices (MPISBAIJ matrices)
612 
613   Concepts: preallocation^Matrix
614 
615 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(),
616           MatPreallocateInitializeSymmetric(), MatPreallocateSymmetricSetLocal()
617 M*/
618 #define MatPreallocateInitialize(comm,nrows,ncols,dnz,onz) 0; \
619 { \
620   PetscErrorCode _4_ierr; PetscInt __tmp = (nrows),__ctmp = (ncols),__rstart,__start,__end; \
621   _4_ierr = PetscMalloc(2*__tmp*sizeof(PetscInt),&dnz);CHKERRQ(_4_ierr);onz = dnz + __tmp;\
622   _4_ierr = PetscMemzero(dnz,2*__tmp*sizeof(PetscInt));CHKERRQ(_4_ierr);\
623   _4_ierr = MPI_Scan(&__ctmp,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __start = __end - __ctmp;\
624   _4_ierr = MPI_Scan(&__tmp,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __rstart = __rstart - __tmp;
625 
626 /*MC
627    MatPreallocateSymmetricInitialize - Begins the block of code that will count the number of nonzeros per
628        row in a matrix providing the data that one can use to correctly preallocate the matrix.
629 
630    Synopsis:
631    PetscErrorCode MatPreallocateSymmetricInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz)
632 
633    Collective on MPI_Comm
634 
635    Input Parameters:
636 +  comm - the communicator that will share the eventually allocated matrix
637 .  nrows - the number of LOCAL rows in the matrix
638 -  ncols - the number of LOCAL columns in the matrix
639 
640    Output Parameters:
641 +  dnz - the array that will be passed to the matrix preallocation routines
642 -  ozn - the other array passed to the matrix preallocation routines
643 
644 
645    Level: intermediate
646 
647    Notes:
648    See the chapter in the users manual on performance for more details
649 
650    Do not malloc or free dnz and onz, that is handled internally by these routines
651 
652   Concepts: preallocation^Matrix
653 
654 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(),
655           MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal()
656 M*/
657 #define MatPreallocateSymmetricInitialize(comm,nrows,ncols,dnz,onz) 0; \
658 { \
659   PetscErrorCode _4_ierr; PetscInt __tmp = (nrows),__ctmp = (ncols),__rstart,__end; \
660   _4_ierr = PetscMalloc(2*__tmp*sizeof(PetscInt),&dnz);CHKERRQ(_4_ierr);onz = dnz + __tmp;\
661   _4_ierr = PetscMemzero(dnz,2*__tmp*sizeof(PetscInt));CHKERRQ(_4_ierr);\
662   _4_ierr = MPI_Scan(&__ctmp,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr);\
663   _4_ierr = MPI_Scan(&__tmp,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __rstart = __rstart - __tmp;
664 
665 /*MC
666    MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be
667        inserted using a local number of the rows and columns
668 
669    Synopsis:
670    PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
671 
672    Not Collective
673 
674    Input Parameters:
675 +  map - the mapping between local numbering and global numbering
676 .  nrows - the number of rows indicated
677 .  rows - the indices of the rows
678 .  ncols - the number of columns in the matrix
679 .  cols - the columns indicated
680 .  dnz - the array that will be passed to the matrix preallocation routines
681 -  ozn - the other array passed to the matrix preallocation routines
682 
683 
684    Level: intermediate
685 
686    Notes:
687    See the chapter in the users manual on performance for more details
688 
689    Do not malloc or free dnz and onz, that is handled internally by these routines
690 
691   Concepts: preallocation^Matrix
692 
693 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(),
694           MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal()
695 M*/
696 #define MatPreallocateSetLocal(map,nrows,rows,ncols,cols,dnz,onz) 0;\
697 {\
698   PetscInt __l;\
699   _4_ierr = ISLocalToGlobalMappingApply(map,nrows,rows,rows);CHKERRQ(_4_ierr);\
700   _4_ierr = ISLocalToGlobalMappingApply(map,ncols,cols,cols);CHKERRQ(_4_ierr);\
701   for (__l=0;__l<nrows;__l++) {\
702     _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
703   }\
704 }
705 
706 /*MC
707    MatPreallocateSymmetricSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be
708        inserted using a local number of the rows and columns
709 
710    Synopsis:
711    PetscErrorCode MatPreallocateSymmetricSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
712 
713    Not Collective
714 
715    Input Parameters:
716 +  map - the mapping between local numbering and global numbering
717 .  nrows - the number of rows indicated
718 .  rows - the indices of the rows
719 .  ncols - the number of columns in the matrix
720 .  cols - the columns indicated
721 .  dnz - the array that will be passed to the matrix preallocation routines
722 -  ozn - the other array passed to the matrix preallocation routines
723 
724 
725    Level: intermediate
726 
727    Notes:
728    See the chapter in the users manual on performance for more details
729 
730    Do not malloc or free dnz and onz that is handled internally by these routines
731 
732   Concepts: preallocation^Matrix
733 
734 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(),
735           MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal()
736 M*/
737 #define MatPreallocateSymmetricSetLocal(map,nrows,rows,ncols,cols,dnz,onz) 0;\
738 {\
739   PetscInt __l;\
740   _4_ierr = ISLocalToGlobalMappingApply(map,nrows,rows,rows);CHKERRQ(_4_ierr);\
741   _4_ierr = ISLocalToGlobalMappingApply(map,ncols,cols,cols);CHKERRQ(_4_ierr);\
742   for (__l=0;__l<nrows;__l++) {\
743     _4_ierr = MatPreallocateSymmetricSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
744   }\
745 }
746 
747 /*MC
748    MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be
749        inserted using a local number of the rows and columns
750 
751    Synopsis:
752    PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
753 
754    Not Collective
755 
756    Input Parameters:
757 +  row - the row
758 .  ncols - the number of columns in the matrix
759 -  cols - the columns indicated
760 
761    Output Parameters:
762 +  dnz - the array that will be passed to the matrix preallocation routines
763 -  ozn - the other array passed to the matrix preallocation routines
764 
765 
766    Level: intermediate
767 
768    Notes:
769    See the chapter in the users manual on performance for more details
770 
771    Do not malloc or free dnz and onz that is handled internally by these routines
772 
773   Concepts: preallocation^Matrix
774 
775 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(),
776           MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal()
777 M*/
778 #define MatPreallocateSet(row,nc,cols,dnz,onz) 0;\
779 { PetscInt __i; \
780   if (row < __rstart) SETERRQ2(PETSC_ERR_ARG_OUTOFRANGE,"Trying to set preallocation for row %D less than first local row %D",row,__rstart);\
781   if (row >= __rstart+__tmp) SETERRQ2(PETSC_ERR_ARG_OUTOFRANGE,"Trying to set preallocation for row %D greater than last local row %D",row,__rstart+__tmp-1);\
782   for (__i=0; __i<nc; __i++) {\
783     if ((cols)[__i] < __start || (cols)[__i] >= __end) onz[row - __rstart]++; \
784     else dnz[row - __rstart]++;\
785   }\
786 }
787 
788 /*MC
789    MatPreallocateSymmetricSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be
790        inserted using a local number of the rows and columns
791 
792    Synopsis:
793    PetscErrorCode MatPreallocateSymmetricSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
794 
795    Not Collective
796 
797    Input Parameters:
798 +  nrows - the number of rows indicated
799 .  rows - the indices of the rows
800 .  ncols - the number of columns in the matrix
801 .  cols - the columns indicated
802 .  dnz - the array that will be passed to the matrix preallocation routines
803 -  ozn - the other array passed to the matrix preallocation routines
804 
805 
806    Level: intermediate
807 
808    Notes:
809    See the chapter in the users manual on performance for more details
810 
811    Do not malloc or free dnz and onz that is handled internally by these routines
812 
813   Concepts: preallocation^Matrix
814 
815 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(),
816           MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal()
817 M*/
818 #define MatPreallocateSymmetricSet(row,nc,cols,dnz,onz) 0;\
819 { PetscInt __i; \
820   for (__i=0; __i<nc; __i++) {\
821     if (cols[__i] >= __end) onz[row - __rstart]++; \
822     else if (cols[__i] >= row) dnz[row - __rstart]++;\
823   }\
824 }
825 
826 /*MC
827    MatPreallocateFinalize - Ends the block of code that will count the number of nonzeros per
828        row in a matrix providing the data that one can use to correctly preallocate the matrix.
829 
830    Synopsis:
831    PetscErrorCode MatPreallocateFinalize(PetscInt *dnz, PetscInt *onz)
832 
833    Collective on MPI_Comm
834 
835    Input Parameters:
836 +  dnz - the array that will be passed to the matrix preallocation routines
837 -  ozn - the other array passed to the matrix preallocation routines
838 
839 
840    Level: intermediate
841 
842    Notes:
843    See the chapter in the users manual on performance for more details
844 
845    Do not malloc or free dnz and onz that is handled internally by these routines
846 
847   Concepts: preallocation^Matrix
848 
849 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(),
850           MatPreallocateSymmetricInitialize(), MatPreallocateSymmetricSetLocal()
851 M*/
852 #define MatPreallocateFinalize(dnz,onz) 0;_4_ierr = PetscFree(dnz);CHKERRQ(_4_ierr);}
853 
854 
855 
856 /* Routines unique to particular data structures */
857 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatShellGetContext(Mat,void **);
858 PetscPolymorphicFunction(MatShellGetContext,(Mat A),(A,&t),void*,t)
859 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatBDiagGetData(Mat,PetscInt*,PetscInt*,PetscInt*[],PetscInt*[],PetscScalar***);
860 
861 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatInodeAdjustForInodes(Mat,IS*,IS*);
862 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatInodeGetInodeSizes(Mat,PetscInt *,PetscInt *[],PetscInt *);
863 
864 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqAIJSetColumnIndices(Mat,PetscInt[]);
865 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqBAIJSetColumnIndices(Mat,PetscInt[]);
866 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
867 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
868 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqSBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
869 
870 #define MAT_SKIP_ALLOCATION -4
871 
872 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]);
873 PetscPolymorphicSubroutine(MatSeqBAIJSetPreallocation,(Mat A,PetscInt bs,const PetscInt nnz[]),(A,bs,0,nnz))
874 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqSBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]);
875 PetscPolymorphicSubroutine(MatSeqSBAIJSetPreallocation,(Mat A,PetscInt bs,const PetscInt nnz[]),(A,bs,0,nnz))
876 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqAIJSetPreallocation(Mat,PetscInt,const PetscInt[]);
877 PetscPolymorphicSubroutine(MatSeqAIJSetPreallocation,(Mat A,const PetscInt nnz[]),(A,0,nnz))
878 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqDensePreallocation(Mat,PetscScalar[]);
879 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqBDiagSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscScalar*[]);
880 
881 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
882 PetscPolymorphicSubroutine(MatMPIBAIJSetPreallocation,(Mat A,PetscInt bs,const PetscInt nnz[],const PetscInt onz[]),(A,bs,0,nnz,0,onz))
883 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPISBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
884 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIAIJSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
885 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqAIJSetPreallocationCSR(Mat,const PetscInt [],const PetscInt [],const PetscScalar []);
886 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIAIJSetPreallocationCSR(Mat,const PetscInt[],const PetscInt[],const PetscScalar[]);
887 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
888 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIBDiagSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscScalar*[]);
889 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIAdjSetPreallocation(Mat,PetscInt[],PetscInt[],PetscInt[]);
890 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIDenseSetPreallocation(Mat,PetscScalar[]);
891 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqDenseSetPreallocation(Mat,PetscScalar[]);
892 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIRowbsSetPreallocation(Mat,PetscInt,const PetscInt[]);
893 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIAIJGetSeqAIJ(Mat,Mat*,Mat*,PetscInt*[]);
894 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIBAIJGetSeqBAIJ(Mat,Mat*,Mat*,PetscInt*[]);
895 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatAdicSetLocalFunction(Mat,void (*)(void));
896 
897 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqDenseSetLDA(Mat,PetscInt);
898 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDenseGetLocalMatrix(Mat,Mat*);
899 
900 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatStoreValues(Mat);
901 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRetrieveValues(Mat);
902 
903 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDAADSetCtx(Mat,void*);
904 
905 /*
906   These routines are not usually accessed directly, rather solving is
907   done through the KSP and PC interfaces.
908 */
909 
910 /*E
911     MatOrderingType - String with the name of a PETSc matrix ordering or the creation function
912        with an optional dynamic library name, for example
913        http://www.mcs.anl.gov/petsc/lib.a:orderingcreate()
914 
915    Level: beginner
916 
917    Cannot use const because the PC objects manipulate the string
918 
919 .seealso: MatGetOrdering()
920 E*/
921 #define MatOrderingType char*
922 #define MATORDERING_NATURAL   "natural"
923 #define MATORDERING_ND        "nd"
924 #define MATORDERING_1WD       "1wd"
925 #define MATORDERING_RCM       "rcm"
926 #define MATORDERING_QMD       "qmd"
927 #define MATORDERING_ROWLENGTH "rowlength"
928 #define MATORDERING_DSC_ND    "dsc_nd"
929 #define MATORDERING_DSC_MMD   "dsc_mmd"
930 #define MATORDERING_DSC_MDF   "dsc_mdf"
931 #define MATORDERING_CONSTRAINED "constrained"
932 #define MATORDERING_IDENTITY  "identity"
933 #define MATORDERING_REVERSE   "reverse"
934 
935 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetOrdering(Mat,const MatOrderingType,IS*,IS*);
936 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetOrderingList(PetscFList *list);
937 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatOrderingRegister(const char[],const char[],const char[],PetscErrorCode(*)(Mat,const MatOrderingType,IS*,IS*));
938 
939 /*MC
940    MatOrderingRegisterDynamic - Adds a new sparse matrix ordering to the
941                                matrix package.
942 
943    Synopsis:
944    PetscErrorCode MatOrderingRegisterDynamic(char *name_ordering,char *path,char *name_create,PetscErrorCode (*routine_create)(MatOrdering))
945 
946    Not Collective
947 
948    Input Parameters:
949 +  sname - name of ordering (for example MATORDERING_ND)
950 .  path - location of library where creation routine is
951 .  name - name of function that creates the ordering type,a string
952 -  function - function pointer that creates the ordering
953 
954    Level: developer
955 
956    If dynamic libraries are used, then the fourth input argument (function)
957    is ignored.
958 
959    Sample usage:
960 .vb
961    MatOrderingRegisterDynamic("my_order",/home/username/my_lib/lib/libO/solaris/mylib.a,
962                "MyOrder",MyOrder);
963 .ve
964 
965    Then, your partitioner can be chosen with the procedural interface via
966 $     MatOrderingSetType(part,"my_order)
967    or at runtime via the option
968 $     -pc_factor_mat_ordering_type my_order
969 
970    ${PETSC_ARCH} occuring in pathname will be replaced with appropriate values.
971 
972 .keywords: matrix, ordering, register
973 
974 .seealso: MatOrderingRegisterDestroy(), MatOrderingRegisterAll()
975 M*/
976 #if defined(PETSC_USE_DYNAMIC_LIBRARIES)
977 #define MatOrderingRegisterDynamic(a,b,c,d) MatOrderingRegister(a,b,c,0)
978 #else
979 #define MatOrderingRegisterDynamic(a,b,c,d) MatOrderingRegister(a,b,c,d)
980 #endif
981 
982 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatOrderingRegisterDestroy(void);
983 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatOrderingRegisterAll(const char[]);
984 extern PetscTruth MatOrderingRegisterAllCalled;
985 extern PetscFList MatOrderingList;
986 
987 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatReorderForNonzeroDiagonal(Mat,PetscReal,IS,IS);
988 
989 /*S
990    MatFactorInfo - Data passed into the matrix factorization routines
991 
992    In Fortran these are simply double precision arrays of size MAT_FACTORINFO_SIZE
993 
994    Notes: These are not usually directly used by users, instead use PC type of LU, ILU, CHOLESKY or ICC.
995 
996    Level: developer
997 
998 .seealso: MatLUFactorSymbolic(), MatILUFactorSymbolic(), MatCholeskyFactorSymbolic(), MatICCFactorSymbolic(), MatICCFactor(),
999           MatFactorInfoInitialize()
1000 
1001 S*/
1002 typedef struct {
1003   PetscReal     shiftnz;        /* scaling of identity added to matrix to prevent zero pivots */
1004   PetscReal     shiftpd;        /* if true, shift until positive pivots */
1005   PetscReal     shift_fraction; /* record shift fraction taken */
1006   PetscReal     diagonal_fill;  /* force diagonal to fill in if initially not filled */
1007   PetscReal     dt;             /* drop tolerance */
1008   PetscReal     dtcol;          /* tolerance for pivoting */
1009   PetscReal     dtcount;        /* maximum nonzeros to be allowed per row */
1010   PetscReal     fill;           /* expected fill, nonzeros in factored matrix/nonzeros in original matrix */
1011   PetscReal     levels;         /* ICC/ILU(levels) */
1012   PetscReal     pivotinblocks;  /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0
1013                                    factorization may be faster if do not pivot */
1014   PetscReal     zeropivot;      /* pivot is called zero if less than this */
1015 } MatFactorInfo;
1016 
1017 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFactorInfoInitialize(MatFactorInfo*);
1018 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCholeskyFactor(Mat,IS,MatFactorInfo*);
1019 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCholeskyFactorSymbolic(Mat,IS,MatFactorInfo*,Mat*);
1020 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCholeskyFactorNumeric(Mat,MatFactorInfo*,Mat*);
1021 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatLUFactor(Mat,IS,IS,MatFactorInfo*);
1022 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatILUFactor(Mat,IS,IS,MatFactorInfo*);
1023 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatLUFactorSymbolic(Mat,IS,IS,MatFactorInfo*,Mat*);
1024 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatILUFactorSymbolic(Mat,IS,IS,MatFactorInfo*,Mat*);
1025 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatICCFactorSymbolic(Mat,IS,MatFactorInfo*,Mat*);
1026 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatICCFactor(Mat,IS,MatFactorInfo*);
1027 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatLUFactorNumeric(Mat,MatFactorInfo*,Mat*);
1028 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatILUDTFactor(Mat,IS,IS,MatFactorInfo*,Mat *);
1029 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetInertia(Mat,PetscInt*,PetscInt*,PetscInt*);
1030 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSolve(Mat,Vec,Vec);
1031 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatForwardSolve(Mat,Vec,Vec);
1032 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatBackwardSolve(Mat,Vec,Vec);
1033 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSolveAdd(Mat,Vec,Vec,Vec);
1034 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSolveTranspose(Mat,Vec,Vec);
1035 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSolveTransposeAdd(Mat,Vec,Vec,Vec);
1036 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSolves(Mat,Vecs,Vecs);
1037 
1038 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetUnfactored(Mat);
1039 
1040 /*E
1041     MatSORType - What type of (S)SOR to perform
1042 
1043     Level: beginner
1044 
1045    May be bitwise ORd together
1046 
1047    Any additions/changes here MUST also be made in include/finclude/petscmat.h
1048 
1049    MatSORType may be bitwise ORd together, so do not change the numbers
1050 
1051 .seealso: MatRelax(), MatPBRelax()
1052 E*/
1053 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3,
1054               SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8,
1055               SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16,
1056               SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType;
1057 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRelax(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec);
1058 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPBRelax(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec);
1059 
1060 /*
1061     These routines are for efficiently computing Jacobians via finite differences.
1062 */
1063 
1064 /*E
1065     MatColoringType - String with the name of a PETSc matrix coloring or the creation function
1066        with an optional dynamic library name, for example
1067        http://www.mcs.anl.gov/petsc/lib.a:coloringcreate()
1068 
1069    Level: beginner
1070 
1071 .seealso: MatGetColoring()
1072 E*/
1073 #define MatColoringType const char*
1074 #define MATCOLORING_NATURAL "natural"
1075 #define MATCOLORING_SL      "sl"
1076 #define MATCOLORING_LF      "lf"
1077 #define MATCOLORING_ID      "id"
1078 
1079 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetColoring(Mat,MatColoringType,ISColoring*);
1080 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatColoringRegister(const char[],const char[],const char[],PetscErrorCode(*)(Mat,MatColoringType,ISColoring *));
1081 
1082 /*MC
1083    MatColoringRegisterDynamic - Adds a new sparse matrix coloring to the
1084                                matrix package.
1085 
1086    Synopsis:
1087    PetscErrorCode MatColoringRegisterDynamic(char *name_coloring,char *path,char *name_create,PetscErrorCode (*routine_create)(MatColoring))
1088 
1089    Not Collective
1090 
1091    Input Parameters:
1092 +  sname - name of Coloring (for example MATCOLORING_SL)
1093 .  path - location of library where creation routine is
1094 .  name - name of function that creates the Coloring type, a string
1095 -  function - function pointer that creates the coloring
1096 
1097    Level: developer
1098 
1099    If dynamic libraries are used, then the fourth input argument (function)
1100    is ignored.
1101 
1102    Sample usage:
1103 .vb
1104    MatColoringRegisterDynamic("my_color",/home/username/my_lib/lib/libO/solaris/mylib.a,
1105                "MyColor",MyColor);
1106 .ve
1107 
1108    Then, your partitioner can be chosen with the procedural interface via
1109 $     MatColoringSetType(part,"my_color")
1110    or at runtime via the option
1111 $     -mat_coloring_type my_color
1112 
1113    $PETSC_ARCH occuring in pathname will be replaced with appropriate values.
1114 
1115 .keywords: matrix, Coloring, register
1116 
1117 .seealso: MatColoringRegisterDestroy(), MatColoringRegisterAll()
1118 M*/
1119 #if defined(PETSC_USE_DYNAMIC_LIBRARIES)
1120 #define MatColoringRegisterDynamic(a,b,c,d) MatColoringRegister(a,b,c,0)
1121 #else
1122 #define MatColoringRegisterDynamic(a,b,c,d) MatColoringRegister(a,b,c,d)
1123 #endif
1124 
1125 extern PetscTruth MatColoringRegisterAllCalled;
1126 
1127 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatColoringRegisterAll(const char[]);
1128 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatColoringRegisterDestroy(void);
1129 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatColoringPatch(Mat,PetscInt,PetscInt,ISColoringValue[],ISColoring*);
1130 
1131 /*S
1132      MatFDColoring - Object for computing a sparse Jacobian via finite differences
1133         and coloring
1134 
1135    Level: beginner
1136 
1137   Concepts: coloring, sparse Jacobian, finite differences
1138 
1139 .seealso:  MatFDColoringCreate()
1140 S*/
1141 typedef struct _p_MatFDColoring* MatFDColoring;
1142 
1143 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringCreate(Mat,ISColoring,MatFDColoring *);
1144 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringDestroy(MatFDColoring);
1145 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringView(MatFDColoring,PetscViewer);
1146 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringSetFunction(MatFDColoring,PetscErrorCode (*)(void),void*);
1147 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringGetFunction(MatFDColoring,PetscErrorCode (**)(void),void**);
1148 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringSetParameters(MatFDColoring,PetscReal,PetscReal);
1149 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringSetFrequency(MatFDColoring,PetscInt);
1150 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringGetFrequency(MatFDColoring,PetscInt*);
1151 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringSetFromOptions(MatFDColoring);
1152 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringApply(Mat,MatFDColoring,Vec,MatStructure*,void *);
1153 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringApplyTS(Mat,MatFDColoring,PetscReal,Vec,MatStructure*,void *);
1154 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringSetRecompute(MatFDColoring);
1155 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringSetF(MatFDColoring,Vec);
1156 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringGetPerturbedColumns(MatFDColoring,PetscInt*,PetscInt*[]);
1157 /*
1158     These routines are for partitioning matrices: currently used only
1159   for adjacency matrix, MatCreateMPIAdj().
1160 */
1161 
1162 /*S
1163      MatPartitioning - Object for managing the partitioning of a matrix or graph
1164 
1165    Level: beginner
1166 
1167   Concepts: partitioning
1168 
1169 .seealso:  MatPartitioningCreate(), MatPartitioningType
1170 S*/
1171 typedef struct _p_MatPartitioning* MatPartitioning;
1172 
1173 /*E
1174     MatPartitioningType - String with the name of a PETSc matrix partitioning or the creation function
1175        with an optional dynamic library name, for example
1176        http://www.mcs.anl.gov/petsc/lib.a:partitioningcreate()
1177 
1178    Level: beginner
1179 
1180 .seealso: MatPartitioningCreate(), MatPartitioning
1181 E*/
1182 #define MatPartitioningType const char*
1183 #define MAT_PARTITIONING_CURRENT  "current"
1184 #define MAT_PARTITIONING_SQUARE   "square"
1185 #define MAT_PARTITIONING_PARMETIS "parmetis"
1186 #define MAT_PARTITIONING_CHACO    "chaco"
1187 #define MAT_PARTITIONING_JOSTLE   "jostle"
1188 #define MAT_PARTITIONING_PARTY    "party"
1189 #define MAT_PARTITIONING_SCOTCH   "scotch"
1190 
1191 
1192 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningCreate(MPI_Comm,MatPartitioning*);
1193 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningSetType(MatPartitioning,MatPartitioningType);
1194 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningSetNParts(MatPartitioning,PetscInt);
1195 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningSetAdjacency(MatPartitioning,Mat);
1196 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningSetVertexWeights(MatPartitioning,const PetscInt[]);
1197 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningSetPartitionWeights(MatPartitioning,const PetscReal []);
1198 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningApply(MatPartitioning,IS*);
1199 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningDestroy(MatPartitioning);
1200 
1201 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningRegister(const char[],const char[],const char[],PetscErrorCode (*)(MatPartitioning));
1202 
1203 /*MC
1204    MatPartitioningRegisterDynamic - Adds a new sparse matrix partitioning to the
1205    matrix package.
1206 
1207    Synopsis:
1208    PetscErrorCode MatPartitioningRegisterDynamic(char *name_partitioning,char *path,char *name_create,PetscErrorCode (*routine_create)(MatPartitioning))
1209 
1210    Not Collective
1211 
1212    Input Parameters:
1213 +  sname - name of partitioning (for example MAT_PARTITIONING_CURRENT) or parmetis
1214 .  path - location of library where creation routine is
1215 .  name - name of function that creates the partitioning type, a string
1216 -  function - function pointer that creates the partitioning type
1217 
1218    Level: developer
1219 
1220    If dynamic libraries are used, then the fourth input argument (function)
1221    is ignored.
1222 
1223    Sample usage:
1224 .vb
1225    MatPartitioningRegisterDynamic("my_part",/home/username/my_lib/lib/libO/solaris/mylib.a,
1226                "MyPartCreate",MyPartCreate);
1227 .ve
1228 
1229    Then, your partitioner can be chosen with the procedural interface via
1230 $     MatPartitioningSetType(part,"my_part")
1231    or at runtime via the option
1232 $     -mat_partitioning_type my_part
1233 
1234    $PETSC_ARCH occuring in pathname will be replaced with appropriate values.
1235 
1236 .keywords: matrix, partitioning, register
1237 
1238 .seealso: MatPartitioningRegisterDestroy(), MatPartitioningRegisterAll()
1239 M*/
1240 #if defined(PETSC_USE_DYNAMIC_LIBRARIES)
1241 #define MatPartitioningRegisterDynamic(a,b,c,d) MatPartitioningRegister(a,b,c,0)
1242 #else
1243 #define MatPartitioningRegisterDynamic(a,b,c,d) MatPartitioningRegister(a,b,c,d)
1244 #endif
1245 
1246 extern PetscTruth MatPartitioningRegisterAllCalled;
1247 
1248 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningRegisterAll(const char[]);
1249 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningRegisterDestroy(void);
1250 
1251 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningView(MatPartitioning,PetscViewer);
1252 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningSetFromOptions(MatPartitioning);
1253 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningGetType(MatPartitioning,MatPartitioningType*);
1254 
1255 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningParmetisSetCoarseSequential(MatPartitioning);
1256 
1257 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningJostleSetCoarseLevel(MatPartitioning,PetscReal);
1258 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningJostleSetCoarseSequential(MatPartitioning);
1259 
1260 typedef enum {MP_CHACO_MULTILEVEL_KL,MP_CHACO_SPECTRAL,MP_CHACO_LINEAR,MP_CHACO_RANDOM, MP_CHACO_SCATTERED} MPChacoGlobalType;
1261 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningChacoSetGlobal(MatPartitioning, MPChacoGlobalType);
1262 typedef enum { MP_CHACO_KERNIGHAN_LIN, MP_CHACO_NONE } MPChacoLocalType;
1263 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningChacoSetLocal(MatPartitioning, MPChacoLocalType);
1264 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningChacoSetCoarseLevel(MatPartitioning,PetscReal);
1265 typedef enum { MP_CHACO_LANCZOS, MP_CHACO_RQI_SYMMLQ } MPChacoEigenType;
1266 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningChacoSetEigenSolver(MatPartitioning,MPChacoEigenType);
1267 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningChacoSetEigenTol(MatPartitioning, PetscReal);
1268 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningChacoSetEigenNumber(MatPartitioning, PetscInt);
1269 
1270 #define MP_PARTY_OPT "opt"
1271 #define MP_PARTY_LIN "lin"
1272 #define MP_PARTY_SCA "sca"
1273 #define MP_PARTY_RAN "ran"
1274 #define MP_PARTY_GBF "gbf"
1275 #define MP_PARTY_GCF "gcf"
1276 #define MP_PARTY_BUB "bub"
1277 #define MP_PARTY_DEF "def"
1278 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningPartySetGlobal(MatPartitioning, const char*);
1279 #define MP_PARTY_HELPFUL_SETS "hs"
1280 #define MP_PARTY_KERNIGHAN_LIN "kl"
1281 #define MP_PARTY_NONE "no"
1282 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningPartySetLocal(MatPartitioning, const char*);
1283 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningPartySetCoarseLevel(MatPartitioning,PetscReal);
1284 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningPartySetBipart(MatPartitioning,PetscTruth);
1285 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningPartySetMatchOptimization(MatPartitioning,PetscTruth);
1286 
1287 typedef enum { MP_SCOTCH_GREEDY, MP_SCOTCH_GPS, MP_SCOTCH_GR_GPS } MPScotchGlobalType;
1288 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetArch(MatPartitioning,const char*);
1289 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetMultilevel(MatPartitioning);
1290 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetGlobal(MatPartitioning,MPScotchGlobalType);
1291 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetCoarseLevel(MatPartitioning,PetscReal);
1292 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetHostList(MatPartitioning,const char*);
1293 typedef enum { MP_SCOTCH_KERNIGHAN_LIN, MP_SCOTCH_NONE } MPScotchLocalType;
1294 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetLocal(MatPartitioning,MPScotchLocalType);
1295 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetMapping(MatPartitioning);
1296 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetStrategy(MatPartitioning,char*);
1297 
1298 /*
1299     If you add entries here you must also add them to finclude/petscmat.h
1300 */
1301 typedef enum { MATOP_SET_VALUES=0,
1302                MATOP_GET_ROW=1,
1303                MATOP_RESTORE_ROW=2,
1304                MATOP_MULT=3,
1305                MATOP_MULT_ADD=4,
1306                MATOP_MULT_TRANSPOSE=5,
1307                MATOP_MULT_TRANSPOSE_ADD=6,
1308                MATOP_SOLVE=7,
1309                MATOP_SOLVE_ADD=8,
1310                MATOP_SOLVE_TRANSPOSE=9,
1311                MATOP_SOLVE_TRANSPOSE_ADD=10,
1312                MATOP_LUFACTOR=11,
1313                MATOP_CHOLESKYFACTOR=12,
1314                MATOP_RELAX=13,
1315                MATOP_TRANSPOSE=14,
1316                MATOP_GETINFO=15,
1317                MATOP_EQUAL=16,
1318                MATOP_GET_DIAGONAL=17,
1319                MATOP_DIAGONAL_SCALE=18,
1320                MATOP_NORM=19,
1321                MATOP_ASSEMBLY_BEGIN=20,
1322                MATOP_ASSEMBLY_END=21,
1323                MATOP_COMPRESS=22,
1324                MATOP_SET_OPTION=23,
1325                MATOP_ZERO_ENTRIES=24,
1326                MATOP_ZERO_ROWS=25,
1327                MATOP_LUFACTOR_SYMBOLIC=26,
1328                MATOP_LUFACTOR_NUMERIC=27,
1329                MATOP_CHOLESKY_FACTOR_SYMBOLIC=28,
1330                MATOP_CHOLESKY_FACTOR_NUMERIC=29,
1331                MATOP_SETUP_PREALLOCATION=30,
1332                MATOP_ILUFACTOR_SYMBOLIC=31,
1333                MATOP_ICCFACTOR_SYMBOLIC=32,
1334                MATOP_GET_ARRAY=33,
1335                MATOP_RESTORE_ARRAY=34,
1336                MATOP_DUPLICATE=35,
1337                MATOP_FORWARD_SOLVE=36,
1338                MATOP_BACKWARD_SOLVE=37,
1339                MATOP_ILUFACTOR=38,
1340                MATOP_ICCFACTOR=39,
1341                MATOP_AXPY=40,
1342                MATOP_GET_SUBMATRICES=41,
1343                MATOP_INCREASE_OVERLAP=42,
1344                MATOP_GET_VALUES=43,
1345                MATOP_COPY=44,
1346                MATOP_PRINT_HELP=45,
1347                MATOP_SCALE=46,
1348                MATOP_SHIFT=47,
1349                MATOP_DIAGONAL_SHIFT=48,
1350                MATOP_ILUDT_FACTOR=49,
1351                MATOP_GET_BLOCK_SIZE=50,
1352                MATOP_GET_ROW_IJ=51,
1353                MATOP_RESTORE_ROW_IJ=52,
1354                MATOP_GET_COLUMN_IJ=53,
1355                MATOP_RESTORE_COLUMN_IJ=54,
1356                MATOP_FDCOLORING_CREATE=55,
1357                MATOP_COLORING_PATCH=56,
1358                MATOP_SET_UNFACTORED=57,
1359                MATOP_PERMUTE=58,
1360                MATOP_SET_VALUES_BLOCKED=59,
1361                MATOP_GET_SUBMATRIX=60,
1362                MATOP_DESTROY=61,
1363                MATOP_VIEW=62,
1364                MATOP_GET_MAPS=63,
1365                MATOP_USE_SCALED_FORM=64,
1366                MATOP_SCALE_SYSTEM=65,
1367                MATOP_UNSCALE_SYSTEM=66,
1368                MATOP_SET_LOCAL_TO_GLOBAL_MAP=67,
1369                MATOP_SET_VALUES_LOCAL=68,
1370                MATOP_ZERO_ROWS_LOCAL=69,
1371                MATOP_GET_ROW_MAX=70,
1372                MATOP_CONVERT=71,
1373                MATOP_SET_COLORING=72,
1374                MATOP_SET_VALUES_ADIC=73,
1375                MATOP_SET_VALUES_ADIFOR=74,
1376                MATOP_FD_COLORING_APPLY=75,
1377                MATOP_SET_FROM_OPTIONS=76,
1378                MATOP_MULT_CON=77,
1379                MATOP_MULT_TRANSPOSE_CON=78,
1380                MATOP_ILU_FACTOR_SYMBOLIC_CON=79,
1381                MATOP_PERMUTE_SPARSIFY=80,
1382                MATOP_MULT_MULTIPLE=81,
1383                MATOP_SOLVE_MULTIPLE=82,
1384                MATOP_GET_INERTIA=83,
1385                MATOP_LOAD=84,
1386                MATOP_IS_SYMMETRIC=85,
1387                MATOP_IS_HERMITIAN=86,
1388                MATOP_IS_STRUCTURALLY_SYMMETRIC=87,
1389                MATOP_PB_RELAX=88,
1390                MATOP_GET_VECS=89,
1391                MATOP_MAT_MULT=90,
1392                MATOP_MAT_MULT_SYMBOLIC=91,
1393                MATOP_MAT_MULT_NUMERIC=92,
1394                MATOP_PTAP=93,
1395                MATOP_PTAP_SYMBOLIC=94,
1396                MATOP_PTAP_NUMERIC=95,
1397                MATOP_MAT_MULTTRANSPOSE=96,
1398                MATOP_MAT_MULTTRANSPOSE_SYMBOLIC=97,
1399                MATOP_MAT_MULTTRANSPOSE_NUMERIC=98,
1400                MATOP_PTAP_SYMBOLIC_SEQAIJ=99,
1401                MATOP_PTAP_NUMERIC_SEQAIJ=100,
1402                MATOP_PTAP_SYMBOLIC_MPIAIJ=101,
1403                MATOP_PTAP_NUMERIC_MPIAIJ=102,
1404                MATOP_SET_VALUES_ROW = 105,
1405                MATOP_GET_ROW_UTRIANGULAR=108,
1406                MATOP_RESTORE_ROW_UTRIANGULAR=109,
1407                MATOP_MATSOLVE=110,
1408                MATOP_GET_REDUNDANTMATRIX=111
1409              } MatOperation;
1410 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatHasOperation(Mat,MatOperation,PetscTruth*);
1411 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatShellSetOperation(Mat,MatOperation,void(*)(void));
1412 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatShellGetOperation(Mat,MatOperation,void(**)(void));
1413 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatShellSetContext(Mat,void*);
1414 
1415 /*
1416    Codes for matrices stored on disk. By default they are
1417  stored in a universal format. By changing the format with
1418  PetscViewerSetFormat(viewer,PETSC_VIEWER_BINARY_NATIVE); the matrices will
1419  be stored in a way natural for the matrix, for example dense matrices
1420  would be stored as dense. Matrices stored this way may only be
1421  read into matrices of the same time.
1422 */
1423 #define MATRIX_BINARY_FORMAT_DENSE -1
1424 
1425 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIBAIJSetHashTableFactor(Mat,PetscReal);
1426 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatISGetLocalMat(Mat,Mat*);
1427 
1428 /*S
1429      MatNullSpace - Object that removes a null space from a vector, i.e.
1430          orthogonalizes the vector to a subsapce
1431 
1432    Level: advanced
1433 
1434   Concepts: matrix; linear operator, null space
1435 
1436   Users manual sections:
1437 .   sec_singular
1438 
1439 .seealso:  MatNullSpaceCreate()
1440 S*/
1441 typedef struct _p_MatNullSpace* MatNullSpace;
1442 
1443 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNullSpaceCreate(MPI_Comm,PetscTruth,PetscInt,const Vec[],MatNullSpace*);
1444 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNullSpaceSetFunction(MatNullSpace,PetscErrorCode (*)(Vec,void*),void*);
1445 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNullSpaceDestroy(MatNullSpace);
1446 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNullSpaceRemove(MatNullSpace,Vec,Vec*);
1447 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNullSpaceAttach(Mat,MatNullSpace);
1448 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNullSpaceTest(MatNullSpace,Mat);
1449 
1450 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatReorderingSeqSBAIJ(Mat,IS);
1451 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPISBAIJSetHashTableFactor(Mat,PetscReal);
1452 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqSBAIJSetColumnIndices(Mat,PetscInt *);
1453 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqBAIJInvertBlockDiagonal(Mat);
1454 
1455 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateMAIJ(Mat,PetscInt,Mat*);
1456 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMAIJRedimension(Mat,PetscInt,Mat*);
1457 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMAIJGetAIJ(Mat,Mat*);
1458 
1459 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatComputeExplicitOperator(Mat,Mat*);
1460 
1461 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDiagonalScaleLocal(Mat,Vec);
1462 
1463 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *);
1464 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *);
1465 
1466 PETSC_EXTERN_CXX_END
1467 #endif
1468