xref: /petsc/include/petscmat.h (revision 1bb69edbc2f6efc8bcb8b8b24da8e7bcfef7c08b)
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 MATSAME            "same"
30 #define MATSEQMAIJ         "seqmaij"
31 #define MATMPIMAIJ         "mpimaij"
32 #define MATMAIJ            "maij"
33 #define MATIS              "is"
34 #define MATMPIROWBS        "mpirowbs"
35 #define MATSEQAIJ          "seqaij"
36 #define MATMPIAIJ          "mpiaij"
37 #define MATAIJ             "aij"
38 #define MATSHELL           "shell"
39 #define MATSEQBDIAG        "seqbdiag"
40 #define MATMPIBDIAG        "mpibdiag"
41 #define MATBDIAG           "bdiag"
42 #define MATSEQDENSE        "seqdense"
43 #define MATMPIDENSE        "mpidense"
44 #define MATDENSE           "dense"
45 #define MATSEQBAIJ         "seqbaij"
46 #define MATMPIBAIJ         "mpibaij"
47 #define MATBAIJ            "baij"
48 #define MATMPIADJ          "mpiadj"
49 #define MATSEQSBAIJ        "seqsbaij"
50 #define MATMPISBAIJ        "mpisbaij"
51 #define MATSBAIJ           "sbaij"
52 #define MATDAAD            "daad"
53 #define MATMFFD            "mffd"
54 #define MATNORMAL          "normal"
55 #define MATLRC             "lrc"
56 #define MATSEQAIJSPOOLES   "seqaijspooles"
57 #define MATMPIAIJSPOOLES   "mpiaijspooles"
58 #define MATSEQSBAIJSPOOLES "seqsbaijspooles"
59 #define MATMPISBAIJSPOOLES "mpisbaijspooles"
60 #define MATAIJSPOOLES      "aijspooles"
61 #define MATSBAIJSPOOLES    "sbaijspooles"
62 #define MATSUPERLU         "superlu"
63 #define MATSUPERLU_DIST    "superlu_dist"
64 #define MATUMFPACK         "umfpack"
65 #define MATESSL            "essl"
66 #define MATLUSOL           "lusol"
67 #define MATAIJMUMPS        "aijmumps"
68 #define MATSBAIJMUMPS      "sbaijmumps"
69 #define MATDSCPACK         "dscpack"
70 #define MATMATLAB          "matlab"
71 #define MATSEQCSRPERM      "seqcsrperm"
72 #define MATMPICSRPERM      "mpicsrperm"
73 #define MATCSRPERM         "csrperm"
74 #define MATSEQCRL          "seqcrl"
75 #define MATMPICRL          "mpicrl"
76 #define MATCRL             "crl"
77 #define MATPLAPACK         "plapack"
78 #define MATSCATTER         "scatter"
79 #define MATBLOCKMAT        "blockmat"
80 #define MATCOMPOSITE       "composite"
81 #define MATSEQFFTW         "seqfftw"
82 #define MatType const char*
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 MatCreateComposite(MPI_Comm,PetscInt,const Mat*,Mat*);
263 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqFFTW(MPI_Comm,PetscInt,const PetscInt[],Mat*);
264 
265 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetUp(Mat);
266 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDestroy(Mat);
267 
268 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatConjugate(Mat);
269 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRealPart(Mat);
270 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatImaginaryPart(Mat);
271 
272 /* ------------------------------------------------------------*/
273 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
274 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesBlocked(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
275 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesRow(Mat,PetscInt,const PetscScalar[]);
276 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesRowLocal(Mat,PetscInt,const PetscScalar[]);
277 
278 /*S
279      MatStencil - Data structure (C struct) for storing information about a single row or
280         column of a matrix as index on an associated grid.
281 
282    Level: beginner
283 
284   Concepts: matrix; linear operator
285 
286 .seealso:  MatSetValuesStencil(), MatSetStencil(), MatSetValuesBlockStencil()
287 S*/
288 typedef struct {
289   PetscInt k,j,i,c;
290 } MatStencil;
291 
292 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode);
293 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesBlockedStencil(Mat,PetscInt,const MatStencil[],PetscInt,const MatStencil[],const PetscScalar[],InsertMode);
294 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetStencil(Mat,PetscInt,const PetscInt[],const PetscInt[],PetscInt);
295 
296 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetColoring(Mat,ISColoring);
297 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesAdic(Mat,void*);
298 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesAdifor(Mat,PetscInt,void*);
299 
300 /*E
301     MatAssemblyType - Indicates if the matrix is now to be used, or if you plan
302      to continue to add values to it
303 
304     Level: beginner
305 
306 .seealso: MatAssemblyBegin(), MatAssemblyEnd()
307 E*/
308 typedef enum {MAT_FLUSH_ASSEMBLY=1,MAT_FINAL_ASSEMBLY=0} MatAssemblyType;
309 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatAssemblyBegin(Mat,MatAssemblyType);
310 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatAssemblyEnd(Mat,MatAssemblyType);
311 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatAssembled(Mat,PetscTruth*);
312 
313 extern PETSCMAT_DLLEXPORT PetscInt    MatSetValue_Row;
314 extern PETSCMAT_DLLEXPORT PetscInt    MatSetValue_Column;
315 extern PETSCMAT_DLLEXPORT PetscScalar MatSetValue_Value;
316 
317 /*MC
318    MatSetValue - Set a single entry into a matrix.
319 
320    Synopsis:
321    PetscErrorCode MatSetValue(Mat m,PetscInt row,PetscInt col,PetscScalar value,InsertMode mode);
322 
323    Not collective
324 
325    Input Parameters:
326 +  m - the matrix
327 .  row - the row location of the entry
328 .  col - the column location of the entry
329 .  value - the value to insert
330 -  mode - either INSERT_VALUES or ADD_VALUES
331 
332    Notes:
333    For efficiency one should use MatSetValues() and set several or many
334    values simultaneously if possible.
335 
336    Level: beginner
337 
338 .seealso: MatSetValues(), MatSetValueLocal()
339 M*/
340 #define MatSetValue(v,i,j,va,mode) \
341   ((MatSetValue_Row = i,MatSetValue_Column = j,MatSetValue_Value = va,0) || \
342    MatSetValues(v,1,&MatSetValue_Row,1,&MatSetValue_Column,&MatSetValue_Value,mode))
343 
344 #define MatGetValue(v,i,j,va) \
345   ((MatSetValue_Row = i,MatSetValue_Column = j,0) || \
346    MatGetValues(v,1,&MatSetValue_Row,1,&MatSetValue_Column,&va))
347 
348 #define MatSetValueLocal(v,i,j,va,mode) \
349   ((MatSetValue_Row = i,MatSetValue_Column = j,MatSetValue_Value = va,0) || \
350    MatSetValuesLocal(v,1,&MatSetValue_Row,1,&MatSetValue_Column,&MatSetValue_Value,mode))
351 
352 /*E
353     MatOption - Options that may be set for a matrix and its behavior or storage
354 
355     Level: beginner
356 
357    Any additions/changes here MUST also be made in include/finclude/petscmat.h
358 
359 .seealso: MatSetOption()
360 E*/
361 typedef enum {MAT_ROW_ORIENTED,MAT_COLUMN_ORIENTED,MAT_ROWS_SORTED,
362               MAT_COLUMNS_SORTED,MAT_NO_NEW_NONZERO_LOCATIONS,
363               MAT_YES_NEW_NONZERO_LOCATIONS,MAT_SYMMETRIC,
364               MAT_STRUCTURALLY_SYMMETRIC,MAT_NO_NEW_DIAGONALS,
365               MAT_YES_NEW_DIAGONALS,MAT_INODE_LIMIT_1,MAT_INODE_LIMIT_2,
366               MAT_INODE_LIMIT_3,MAT_INODE_LIMIT_4,MAT_INODE_LIMIT_5,
367               MAT_IGNORE_OFF_PROC_ENTRIES,MAT_ROWS_UNSORTED,
368               MAT_COLUMNS_UNSORTED,MAT_NEW_NONZERO_LOCATION_ERR,
369               MAT_NEW_NONZERO_ALLOCATION_ERR,MAT_USE_HASH_TABLE,
370               MAT_KEEP_ZEROED_ROWS,MAT_IGNORE_ZERO_ENTRIES,MAT_USE_INODES,
371               MAT_DO_NOT_USE_INODES,MAT_NOT_SYMMETRIC,MAT_HERMITIAN,
372               MAT_NOT_STRUCTURALLY_SYMMETRIC,MAT_NOT_HERMITIAN,
373               MAT_SYMMETRY_ETERNAL,MAT_NOT_SYMMETRY_ETERNAL,
374               MAT_USE_COMPRESSEDROW,MAT_DO_NOT_USE_COMPRESSEDROW,
375               MAT_IGNORE_LOWER_TRIANGULAR,MAT_ERROR_LOWER_TRIANGULAR,MAT_GETROW_UPPERTRIANGULAR} MatOption;
376 extern const char *MatOptions[];
377 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetOption(Mat,MatOption);
378 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetType(Mat,MatType*);
379 PetscPolymorphicFunction(MatGetType,(Mat mat),(mat,&t),MatType,t)
380 
381 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetValues(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscScalar[]);
382 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
383 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestoreRow(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
384 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetRowUpperTriangular(Mat);
385 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestoreRowUpperTriangular(Mat);
386 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
387 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestoreColumn(Mat,PetscInt,PetscInt *,const PetscInt *[],const PetscScalar*[]);
388 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetColumnVector(Mat,Vec,PetscInt);
389 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetArray(Mat,PetscScalar *[]);
390 PetscPolymorphicFunction(MatGetArray,(Mat mat),(mat,&a),PetscScalar*,a)
391 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestoreArray(Mat,PetscScalar *[]);
392 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetBlockSize(Mat,PetscInt *);
393 PetscPolymorphicFunction(MatGetBlockSize,(Mat mat),(mat,&a),PetscInt,a)
394 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetBlockSize(Mat,PetscInt);
395 
396 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMult(Mat,Vec,Vec);
397 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultAdd(Mat,Vec,Vec,Vec);
398 PetscPolymorphicSubroutine(MatMultAdd,(Mat A,Vec x,Vec y),(A,x,y,y))
399 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultTranspose(Mat,Vec,Vec);
400 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIsTranspose(Mat,Mat,PetscReal,PetscTruth*);
401 PetscPolymorphicFunction(MatIsTranspose,(Mat A,Mat B,PetscReal tol),(A,B,tol,&t),PetscTruth,t)
402 PetscPolymorphicFunction(MatIsTranspose,(Mat A,Mat B),(A,B,0,&t),PetscTruth,t)
403 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultTransposeAdd(Mat,Vec,Vec,Vec);
404 PetscPolymorphicSubroutine(MatMultTransposeAdd,(Mat A,Vec x,Vec y),(A,x,y,y))
405 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultConstrained(Mat,Vec,Vec);
406 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultTransposeConstrained(Mat,Vec,Vec);
407 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatSolve(Mat,Mat,Mat);
408 
409 /*E
410     MatDuplicateOption - Indicates if a duplicated sparse matrix should have
411   its numerical values copied over or just its nonzero structure.
412 
413     Level: beginner
414 
415    Any additions/changes here MUST also be made in include/finclude/petscmat.h
416 
417 .seealso: MatDuplicate()
418 E*/
419 typedef enum {MAT_DO_NOT_COPY_VALUES,MAT_COPY_VALUES} MatDuplicateOption;
420 
421 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatConvert(Mat,MatType,MatReuse,Mat*);
422 PetscPolymorphicFunction(MatConvert,(Mat A,MatType t),(A,t,MAT_INITIAL_MATRIX,&a),Mat,a)
423 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDuplicate(Mat,MatDuplicateOption,Mat*);
424 PetscPolymorphicFunction(MatDuplicate,(Mat A,MatDuplicateOption o),(A,o,&a),Mat,a)
425 PetscPolymorphicFunction(MatDuplicate,(Mat A),(A,MAT_COPY_VALUES,&a),Mat,a)
426 
427 /*E
428     MatStructure - Indicates if the matrix has the same nonzero structure
429 
430     Level: beginner
431 
432    Any additions/changes here MUST also be made in include/finclude/petscmat.h
433 
434 .seealso: MatCopy(), KSPSetOperators(), PCSetOperators()
435 E*/
436 typedef enum {SAME_NONZERO_PATTERN,DIFFERENT_NONZERO_PATTERN,SAME_PRECONDITIONER,SUBSET_NONZERO_PATTERN} MatStructure;
437 
438 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCopy(Mat,Mat,MatStructure);
439 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatView(Mat,PetscViewer);
440 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIsSymmetric(Mat,PetscReal,PetscTruth*);
441 PetscPolymorphicFunction(MatIsSymmetric,(Mat A,PetscReal tol),(A,tol,&t),PetscTruth,t)
442 PetscPolymorphicFunction(MatIsSymmetric,(Mat A),(A,0,&t),PetscTruth,t)
443 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIsStructurallySymmetric(Mat,PetscTruth*);
444 PetscPolymorphicFunction(MatIsStructurallySymmetric,(Mat A),(A,&t),PetscTruth,t)
445 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIsHermitian(Mat,PetscTruth*);
446 PetscPolymorphicFunction(MatIsHermitian,(Mat A),(A,&t),PetscTruth,t)
447 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIsSymmetricKnown(Mat,PetscTruth*,PetscTruth*);
448 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIsHermitianKnown(Mat,PetscTruth*,PetscTruth*);
449 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatLoad(PetscViewer,MatType,Mat*);
450 PetscPolymorphicFunction(MatLoad,(PetscViewer v,MatType t),(v,t,&a),Mat,a)
451 
452 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetRowIJ(Mat,PetscInt,PetscTruth,PetscInt*,PetscInt *[],PetscInt *[],PetscTruth *);
453 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestoreRowIJ(Mat,PetscInt,PetscTruth,PetscInt *,PetscInt *[],PetscInt *[],PetscTruth *);
454 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetColumnIJ(Mat,PetscInt,PetscTruth,PetscInt*,PetscInt *[],PetscInt *[],PetscTruth *);
455 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestoreColumnIJ(Mat,PetscInt,PetscTruth,PetscInt *,PetscInt *[],PetscInt *[],PetscTruth *);
456 
457 /*S
458      MatInfo - Context of matrix information, used with MatGetInfo()
459 
460    In Fortran this is simply a double precision array of dimension MAT_INFO_SIZE
461 
462    Level: intermediate
463 
464   Concepts: matrix^nonzero information
465 
466 .seealso:  MatGetInfo(), MatInfoType
467 S*/
468 typedef struct {
469   PetscLogDouble rows_global,columns_global;         /* number of global rows and columns */
470   PetscLogDouble rows_local,columns_local;           /* number of local rows and columns */
471   PetscLogDouble block_size;                         /* block size */
472   PetscLogDouble nz_allocated,nz_used,nz_unneeded;   /* number of nonzeros */
473   PetscLogDouble memory;                             /* memory allocated */
474   PetscLogDouble assemblies;                         /* number of matrix assemblies called */
475   PetscLogDouble mallocs;                            /* number of mallocs during MatSetValues() */
476   PetscLogDouble fill_ratio_given,fill_ratio_needed; /* fill ratio for LU/ILU */
477   PetscLogDouble factor_mallocs;                     /* number of mallocs during factorization */
478 } MatInfo;
479 
480 /*E
481     MatInfoType - Indicates if you want information about the local part of the matrix,
482      the entire parallel matrix or the maximum over all the local parts.
483 
484     Level: beginner
485 
486    Any additions/changes here MUST also be made in include/finclude/petscmat.h
487 
488 .seealso: MatGetInfo(), MatInfo
489 E*/
490 typedef enum {MAT_LOCAL=1,MAT_GLOBAL_MAX=2,MAT_GLOBAL_SUM=3} MatInfoType;
491 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetInfo(Mat,MatInfoType,MatInfo*);
492 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatValid(Mat,PetscTruth*);
493 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetDiagonal(Mat,Vec);
494 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetRowMax(Mat,Vec);
495 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatTranspose(Mat,Mat*);
496 PetscPolymorphicFunction(MatTranspose,(Mat A),(A,&t),Mat,t)
497 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPermute(Mat,IS,IS,Mat *);
498 PetscPolymorphicFunction(MatPermute,(Mat A,IS is1,IS is2),(A,is1,is2,&t),Mat,t)
499 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPermuteSparsify(Mat,PetscInt,PetscReal,PetscReal,IS,IS,Mat *);
500 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDiagonalScale(Mat,Vec,Vec);
501 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDiagonalSet(Mat,Vec,InsertMode);
502 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatEqual(Mat,Mat,PetscTruth*);
503 PetscPolymorphicFunction(MatEqual,(Mat A,Mat B),(A,B,&t),PetscTruth,t)
504 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultEqual(Mat,Mat,PetscInt,PetscTruth*);
505 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultAddEqual(Mat,Mat,PetscInt,PetscTruth*);
506 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultTransposeEqual(Mat,Mat,PetscInt,PetscTruth*);
507 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMultTransposeAddEqual(Mat,Mat,PetscInt,PetscTruth*);
508 
509 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNorm(Mat,NormType,PetscReal *);
510 PetscPolymorphicFunction(MatNorm,(Mat A,NormType t),(A,t,&n),PetscReal,n)
511 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroEntries(Mat);
512 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroRows(Mat,PetscInt,const PetscInt [],PetscScalar);
513 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroRowsIS(Mat,IS,PetscScalar);
514 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroColumns(Mat,PetscInt,const PetscInt [],const PetscScalar*);
515 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroColumnsIS(Mat,IS,const PetscScalar*);
516 
517 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatUseScaledForm(Mat,PetscTruth);
518 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatScaleSystem(Mat,Vec,Vec);
519 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatUnScaleSystem(Mat,Vec,Vec);
520 
521 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetSize(Mat,PetscInt*,PetscInt*);
522 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetLocalSize(Mat,PetscInt*,PetscInt*);
523 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetOwnershipRange(Mat,PetscInt*,PetscInt*);
524 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetOwnershipRanges(Mat,const PetscInt**);
525 
526 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetSubMatrices(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]);
527 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDestroyMatrices(PetscInt,Mat *[]);
528 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetSubMatrix(Mat,IS,IS,PetscInt,MatReuse,Mat *);
529 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetSubMatrixRaw(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscInt,MatReuse,Mat *);
530 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMerge(MPI_Comm,Mat,PetscInt,MatReuse,Mat*);
531 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMerge_SeqsToMPI(MPI_Comm,Mat,PetscInt,PetscInt,MatReuse,Mat*);
532 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMerge_SeqsToMPISymbolic(MPI_Comm,Mat,PetscInt,PetscInt,Mat*);
533 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMerge_SeqsToMPINumeric(Mat,Mat);
534 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDestroy_MPIAIJ_SeqsToMPI(Mat);
535 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetLocalMat(Mat,MatReuse,Mat*);
536 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetLocalMatCondensed(Mat,MatReuse,IS*,IS*,Mat*);
537 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetBrowsOfAcols(Mat,Mat,MatReuse,IS*,IS*,PetscInt*,Mat*);
538 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetBrowsOfAoCols(Mat,Mat,MatReuse,PetscInt**,PetscScalar**,Mat*);
539 #if defined (PETSC_USE_CTABLE)
540 #include "petscctable.h"
541 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetCommunicationStructs(Mat, Vec *, PetscTable *, VecScatter *);
542 #else
543 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetCommunicationStructs(Mat, Vec *, PetscInt *[], VecScatter *);
544 #endif
545 
546 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatIncreaseOverlap(Mat,PetscInt,IS[],PetscInt);
547 
548 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatMult(Mat,Mat,MatReuse,PetscReal,Mat*);
549 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatMultSymbolic(Mat,Mat,PetscReal,Mat*);
550 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatMultNumeric(Mat,Mat,Mat);
551 
552 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPtAP(Mat,Mat,MatReuse,PetscReal,Mat*);
553 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPtAPSymbolic(Mat,Mat,PetscReal,Mat*);
554 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPtAPNumeric(Mat,Mat,Mat);
555 
556 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatMultTranspose(Mat,Mat,MatReuse,PetscReal,Mat*);
557 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatMultTransposeSymbolic(Mat,Mat,PetscReal,Mat*);
558 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMatMultTransposeNumeric(Mat,Mat,Mat);
559 
560 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatAXPY(Mat,PetscScalar,Mat,MatStructure);
561 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatAYPX(Mat,PetscScalar,Mat,MatStructure);
562 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCompress(Mat);
563 
564 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatScale(Mat,PetscScalar);
565 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatShift(Mat,PetscScalar);
566 
567 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetLocalToGlobalMapping(Mat,ISLocalToGlobalMapping);
568 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetLocalToGlobalMappingBlock(Mat,ISLocalToGlobalMapping);
569 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroRowsLocal(Mat,PetscInt,const PetscInt [],PetscScalar);
570 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatZeroRowsLocalIS(Mat,IS,PetscScalar);
571 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
572 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetValuesBlockedLocal(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
573 
574 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatStashSetInitialSize(Mat,PetscInt,PetscInt);
575 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatStashGetInfo(Mat,PetscInt*,PetscInt*,PetscInt*,PetscInt*);
576 
577 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatInterpolate(Mat,Vec,Vec);
578 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatInterpolateAdd(Mat,Vec,Vec,Vec);
579 PetscPolymorphicSubroutine(MatInterpolateAdd,(Mat A,Vec x,Vec y),(A,x,y,y))
580 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRestrict(Mat,Vec,Vec);
581 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetVecs(Mat,Vec*,Vec*);
582 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetRedundantMatrix(Mat,PetscInt,MPI_Comm,PetscInt,MatReuse,Mat*);
583 
584 /*MC
585    MatPreallocateInitialize - Begins the block of code that will count the number of nonzeros per
586        row in a matrix providing the data that one can use to correctly preallocate the matrix.
587 
588    Synopsis:
589    PetscErrorCode MatPreallocateInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz)
590 
591    Collective on MPI_Comm
592 
593    Input Parameters:
594 +  comm - the communicator that will share the eventually allocated matrix
595 .  nrows - the number of LOCAL rows in the matrix
596 -  ncols - the number of LOCAL columns in the matrix
597 
598    Output Parameters:
599 +  dnz - the array that will be passed to the matrix preallocation routines
600 -  ozn - the other array passed to the matrix preallocation routines
601 
602 
603    Level: intermediate
604 
605    Notes:
606    See the chapter in the users manual on performance for more details
607 
608    Do not malloc or free dnz and onz, that is handled internally by these routines
609 
610    Use MatPreallocateInitializeSymmetric() for symmetric matrices (MPISBAIJ matrices)
611 
612   Concepts: preallocation^Matrix
613 
614 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(),
615           MatPreallocateInitializeSymmetric(), MatPreallocateSymmetricSetLocal()
616 M*/
617 #define MatPreallocateInitialize(comm,nrows,ncols,dnz,onz) 0; \
618 { \
619   PetscErrorCode _4_ierr; PetscInt __tmp = (nrows),__ctmp = (ncols),__rstart,__start,__end; \
620   _4_ierr = PetscMalloc(2*__tmp*sizeof(PetscInt),&dnz);CHKERRQ(_4_ierr);onz = dnz + __tmp;\
621   _4_ierr = PetscMemzero(dnz,2*__tmp*sizeof(PetscInt));CHKERRQ(_4_ierr);\
622   _4_ierr = MPI_Scan(&__ctmp,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __start = __end - __ctmp;\
623   _4_ierr = MPI_Scan(&__tmp,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __rstart = __rstart - __tmp;
624 
625 /*MC
626    MatPreallocateSymmetricInitialize - Begins the block of code that will count the number of nonzeros per
627        row in a matrix providing the data that one can use to correctly preallocate the matrix.
628 
629    Synopsis:
630    PetscErrorCode MatPreallocateSymmetricInitialize(MPI_Comm comm, PetscInt nrows, PetscInt ncols, PetscInt *dnz, PetscInt *onz)
631 
632    Collective on MPI_Comm
633 
634    Input Parameters:
635 +  comm - the communicator that will share the eventually allocated matrix
636 .  nrows - the number of LOCAL rows in the matrix
637 -  ncols - the number of LOCAL columns in the matrix
638 
639    Output Parameters:
640 +  dnz - the array that will be passed to the matrix preallocation routines
641 -  ozn - the other array passed to the matrix preallocation routines
642 
643 
644    Level: intermediate
645 
646    Notes:
647    See the chapter in the users manual on performance for more details
648 
649    Do not malloc or free dnz and onz, that is handled internally by these routines
650 
651   Concepts: preallocation^Matrix
652 
653 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(),
654           MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal()
655 M*/
656 #define MatPreallocateSymmetricInitialize(comm,nrows,ncols,dnz,onz) 0; \
657 { \
658   PetscErrorCode _4_ierr; PetscInt __tmp = (nrows),__ctmp = (ncols),__rstart,__end; \
659   _4_ierr = PetscMalloc(2*__tmp*sizeof(PetscInt),&dnz);CHKERRQ(_4_ierr);onz = dnz + __tmp;\
660   _4_ierr = PetscMemzero(dnz,2*__tmp*sizeof(PetscInt));CHKERRQ(_4_ierr);\
661   _4_ierr = MPI_Scan(&__ctmp,&__end,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr);\
662   _4_ierr = MPI_Scan(&__tmp,&__rstart,1,MPIU_INT,MPI_SUM,comm);CHKERRQ(_4_ierr); __rstart = __rstart - __tmp;
663 
664 /*MC
665    MatPreallocateSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be
666        inserted using a local number of the rows and columns
667 
668    Synopsis:
669    PetscErrorCode MatPreallocateSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
670 
671    Not Collective
672 
673    Input Parameters:
674 +  map - the mapping between local numbering and global numbering
675 .  nrows - the number of rows indicated
676 .  rows - the indices of the rows
677 .  ncols - the number of columns in the matrix
678 .  cols - the columns indicated
679 .  dnz - the array that will be passed to the matrix preallocation routines
680 -  ozn - the other array passed to the matrix preallocation routines
681 
682 
683    Level: intermediate
684 
685    Notes:
686    See the chapter in the users manual on performance for more details
687 
688    Do not malloc or free dnz and onz, that is handled internally by these routines
689 
690   Concepts: preallocation^Matrix
691 
692 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(),
693           MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal()
694 M*/
695 #define MatPreallocateSetLocal(map,nrows,rows,ncols,cols,dnz,onz) 0;\
696 {\
697   PetscInt __l;\
698   _4_ierr = ISLocalToGlobalMappingApply(map,nrows,rows,rows);CHKERRQ(_4_ierr);\
699   _4_ierr = ISLocalToGlobalMappingApply(map,ncols,cols,cols);CHKERRQ(_4_ierr);\
700   for (__l=0;__l<nrows;__l++) {\
701     _4_ierr = MatPreallocateSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
702   }\
703 }
704 
705 /*MC
706    MatPreallocateSymmetricSetLocal - Indicates the locations (rows and columns) in the matrix where nonzeros will be
707        inserted using a local number of the rows and columns
708 
709    Synopsis:
710    PetscErrorCode MatPreallocateSymmetricSetLocal(ISLocalToGlobalMappping map,PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
711 
712    Not Collective
713 
714    Input Parameters:
715 +  map - the mapping between local numbering and global numbering
716 .  nrows - the number of rows indicated
717 .  rows - the indices of the rows
718 .  ncols - the number of columns in the matrix
719 .  cols - the columns indicated
720 .  dnz - the array that will be passed to the matrix preallocation routines
721 -  ozn - the other array passed to the matrix preallocation routines
722 
723 
724    Level: intermediate
725 
726    Notes:
727    See the chapter in the users manual on performance for more details
728 
729    Do not malloc or free dnz and onz that is handled internally by these routines
730 
731   Concepts: preallocation^Matrix
732 
733 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(),
734           MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal()
735 M*/
736 #define MatPreallocateSymmetricSetLocal(map,nrows,rows,ncols,cols,dnz,onz) 0;\
737 {\
738   PetscInt __l;\
739   _4_ierr = ISLocalToGlobalMappingApply(map,nrows,rows,rows);CHKERRQ(_4_ierr);\
740   _4_ierr = ISLocalToGlobalMappingApply(map,ncols,cols,cols);CHKERRQ(_4_ierr);\
741   for (__l=0;__l<nrows;__l++) {\
742     _4_ierr = MatPreallocateSymmetricSet((rows)[__l],ncols,cols,dnz,onz);CHKERRQ(_4_ierr);\
743   }\
744 }
745 
746 /*MC
747    MatPreallocateSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be
748        inserted using a local number of the rows and columns
749 
750    Synopsis:
751    PetscErrorCode MatPreallocateSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
752 
753    Not Collective
754 
755    Input Parameters:
756 +  row - the row
757 .  ncols - the number of columns in the matrix
758 -  cols - the columns indicated
759 
760    Output Parameters:
761 +  dnz - the array that will be passed to the matrix preallocation routines
762 -  ozn - the other array passed to the matrix preallocation routines
763 
764 
765    Level: intermediate
766 
767    Notes:
768    See the chapter in the users manual on performance for more details
769 
770    Do not malloc or free dnz and onz that is handled internally by these routines
771 
772   Concepts: preallocation^Matrix
773 
774 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(),
775           MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal()
776 M*/
777 #define MatPreallocateSet(row,nc,cols,dnz,onz) 0;\
778 { PetscInt __i; \
779   if (row < __rstart) SETERRQ2(PETSC_ERR_ARG_OUTOFRANGE,"Trying to set preallocation for row %D less than first local row %D",row,__rstart);\
780   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);\
781   for (__i=0; __i<nc; __i++) {\
782     if ((cols)[__i] < __start || (cols)[__i] >= __end) onz[row - __rstart]++; \
783     else dnz[row - __rstart]++;\
784   }\
785 }
786 
787 /*MC
788    MatPreallocateSymmetricSet - Indicates the locations (rows and columns) in the matrix where nonzeros will be
789        inserted using a local number of the rows and columns
790 
791    Synopsis:
792    PetscErrorCode MatPreallocateSymmetricSet(PetscInt nrows, PetscInt *rows,PetscInt ncols, PetscInt *cols,PetscInt *dnz, PetscInt *onz)
793 
794    Not Collective
795 
796    Input Parameters:
797 +  nrows - the number of rows indicated
798 .  rows - the indices of the rows
799 .  ncols - the number of columns in the matrix
800 .  cols - the columns indicated
801 .  dnz - the array that will be passed to the matrix preallocation routines
802 -  ozn - the other array passed to the matrix preallocation routines
803 
804 
805    Level: intermediate
806 
807    Notes:
808    See the chapter in the users manual on performance for more details
809 
810    Do not malloc or free dnz and onz that is handled internally by these routines
811 
812   Concepts: preallocation^Matrix
813 
814 .seealso: MatPreallocateFinalize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateInitialize(),
815           MatPreallocateInitialize(), MatPreallocateSymmetricSetLocal(), MatPreallocateSetLocal()
816 M*/
817 #define MatPreallocateSymmetricSet(row,nc,cols,dnz,onz) 0;\
818 { PetscInt __i; \
819   for (__i=0; __i<nc; __i++) {\
820     if (cols[__i] >= __end) onz[row - __rstart]++; \
821     else if (cols[__i] >= row) dnz[row - __rstart]++;\
822   }\
823 }
824 
825 /*MC
826    MatPreallocateFinalize - Ends the block of code that will count the number of nonzeros per
827        row in a matrix providing the data that one can use to correctly preallocate the matrix.
828 
829    Synopsis:
830    PetscErrorCode MatPreallocateFinalize(PetscInt *dnz, PetscInt *onz)
831 
832    Collective on MPI_Comm
833 
834    Input Parameters:
835 +  dnz - the array that will be passed to the matrix preallocation routines
836 -  ozn - the other array passed to the matrix preallocation routines
837 
838 
839    Level: intermediate
840 
841    Notes:
842    See the chapter in the users manual on performance for more details
843 
844    Do not malloc or free dnz and onz that is handled internally by these routines
845 
846   Concepts: preallocation^Matrix
847 
848 .seealso: MatPreallocateInitialize(), MatPreallocateSet(), MatPreallocateSymmetricSet(), MatPreallocateSetLocal(),
849           MatPreallocateSymmetricInitialize(), MatPreallocateSymmetricSetLocal()
850 M*/
851 #define MatPreallocateFinalize(dnz,onz) 0;_4_ierr = PetscFree(dnz);CHKERRQ(_4_ierr);}
852 
853 
854 
855 /* Routines unique to particular data structures */
856 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatShellGetContext(Mat,void **);
857 PetscPolymorphicFunction(MatShellGetContext,(Mat A),(A,&t),void*,t)
858 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatBDiagGetData(Mat,PetscInt*,PetscInt*,PetscInt*[],PetscInt*[],PetscScalar***);
859 
860 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatInodeAdjustForInodes(Mat,IS*,IS*);
861 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatInodeGetInodeSizes(Mat,PetscInt *,PetscInt *[],PetscInt *);
862 
863 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqAIJSetColumnIndices(Mat,PetscInt[]);
864 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqBAIJSetColumnIndices(Mat,PetscInt[]);
865 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
866 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
867 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateSeqSBAIJWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt[],PetscInt[],PetscScalar[],Mat*);
868 
869 #define MAT_SKIP_ALLOCATION -4
870 
871 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]);
872 PetscPolymorphicSubroutine(MatSeqBAIJSetPreallocation,(Mat A,PetscInt bs,const PetscInt nnz[]),(A,bs,0,nnz))
873 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqSBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[]);
874 PetscPolymorphicSubroutine(MatSeqSBAIJSetPreallocation,(Mat A,PetscInt bs,const PetscInt nnz[]),(A,bs,0,nnz))
875 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqAIJSetPreallocation(Mat,PetscInt,const PetscInt[]);
876 PetscPolymorphicSubroutine(MatSeqAIJSetPreallocation,(Mat A,const PetscInt nnz[]),(A,0,nnz))
877 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqDensePreallocation(Mat,PetscScalar[]);
878 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqBDiagSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscScalar*[]);
879 
880 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
881 PetscPolymorphicSubroutine(MatMPIBAIJSetPreallocation,(Mat A,PetscInt bs,const PetscInt nnz[],const PetscInt onz[]),(A,bs,0,nnz,0,onz))
882 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPISBAIJSetPreallocation(Mat,PetscInt,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
883 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIAIJSetPreallocation(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]);
884 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqAIJSetPreallocationCSR(Mat,const PetscInt [],const PetscInt [],const PetscScalar []);
885 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIAIJSetPreallocationCSR(Mat,const PetscInt[],const PetscInt[],const PetscScalar[]);
886 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIBAIJSetPreallocationCSR(Mat,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[]);
887 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIDensePreallocation(Mat,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 .seealso: MatGetOrdering()
918 E*/
919 #define MatOrderingType char*
920 #define MATORDERING_NATURAL   "natural"
921 #define MATORDERING_ND        "nd"
922 #define MATORDERING_1WD       "1wd"
923 #define MATORDERING_RCM       "rcm"
924 #define MATORDERING_QMD       "qmd"
925 #define MATORDERING_ROWLENGTH "rowlength"
926 #define MATORDERING_DSC_ND    "dsc_nd"
927 #define MATORDERING_DSC_MMD   "dsc_mmd"
928 #define MATORDERING_DSC_MDF   "dsc_mdf"
929 #define MATORDERING_CONSTRAINED "constrained"
930 #define MATORDERING_IDENTITY  "identity"
931 #define MATORDERING_REVERSE   "reverse"
932 
933 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetOrdering(Mat,const MatOrderingType,IS*,IS*);
934 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetOrderingList(PetscFList *list);
935 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatOrderingRegister(const char[],const char[],const char[],PetscErrorCode(*)(Mat,const MatOrderingType,IS*,IS*));
936 
937 /*MC
938    MatOrderingRegisterDynamic - Adds a new sparse matrix ordering to the
939                                matrix package.
940 
941    Synopsis:
942    PetscErrorCode MatOrderingRegisterDynamic(char *name_ordering,char *path,char *name_create,PetscErrorCode (*routine_create)(MatOrdering))
943 
944    Not Collective
945 
946    Input Parameters:
947 +  sname - name of ordering (for example MATORDERING_ND)
948 .  path - location of library where creation routine is
949 .  name - name of function that creates the ordering type,a string
950 -  function - function pointer that creates the ordering
951 
952    Level: developer
953 
954    If dynamic libraries are used, then the fourth input argument (function)
955    is ignored.
956 
957    Sample usage:
958 .vb
959    MatOrderingRegisterDynamic("my_order",/home/username/my_lib/lib/libO/solaris/mylib.a,
960                "MyOrder",MyOrder);
961 .ve
962 
963    Then, your partitioner can be chosen with the procedural interface via
964 $     MatOrderingSetType(part,"my_order)
965    or at runtime via the option
966 $     -pc_factor_mat_ordering_type my_order
967 
968    ${PETSC_ARCH} occuring in pathname will be replaced with appropriate values.
969 
970 .keywords: matrix, ordering, register
971 
972 .seealso: MatOrderingRegisterDestroy(), MatOrderingRegisterAll()
973 M*/
974 #if defined(PETSC_USE_DYNAMIC_LIBRARIES)
975 #define MatOrderingRegisterDynamic(a,b,c,d) MatOrderingRegister(a,b,c,0)
976 #else
977 #define MatOrderingRegisterDynamic(a,b,c,d) MatOrderingRegister(a,b,c,d)
978 #endif
979 
980 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatOrderingRegisterDestroy(void);
981 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatOrderingRegisterAll(const char[]);
982 extern PetscTruth MatOrderingRegisterAllCalled;
983 extern PetscFList MatOrderingList;
984 
985 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatReorderForNonzeroDiagonal(Mat,PetscReal,IS,IS);
986 
987 /*S
988    MatFactorInfo - Data passed into the matrix factorization routines
989 
990    In Fortran these are simply double precision arrays of size MAT_FACTORINFO_SIZE
991 
992    Notes: These are not usually directly used by users, instead use PC type of LU, ILU, CHOLESKY or ICC.
993 
994    Level: developer
995 
996 .seealso: MatLUFactorSymbolic(), MatILUFactorSymbolic(), MatCholeskyFactorSymbolic(), MatICCFactorSymbolic(), MatICCFactor(),
997           MatFactorInfoInitialize()
998 
999 S*/
1000 typedef struct {
1001   PetscReal     shiftnz;        /* scaling of identity added to matrix to prevent zero pivots */
1002   PetscReal     shiftpd;        /* if true, shift until positive pivots */
1003   PetscReal     shift_fraction; /* record shift fraction taken */
1004   PetscReal     diagonal_fill;  /* force diagonal to fill in if initially not filled */
1005   PetscReal     dt;             /* drop tolerance */
1006   PetscReal     dtcol;          /* tolerance for pivoting */
1007   PetscReal     dtcount;        /* maximum nonzeros to be allowed per row */
1008   PetscReal     fill;           /* expected fill; nonzeros in factored matrix/nonzeros in original matrix*/
1009   PetscReal     levels;         /* ICC/ILU(levels) */
1010   PetscReal     pivotinblocks;  /* for BAIJ and SBAIJ matrices pivot in factorization on blocks, default 1.0
1011                                    factorization may be faster if do not pivot */
1012   PetscReal     zeropivot;      /* pivot is called zero if less than this */
1013 } MatFactorInfo;
1014 
1015 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFactorInfoInitialize(MatFactorInfo*);
1016 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCholeskyFactor(Mat,IS,MatFactorInfo*);
1017 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCholeskyFactorSymbolic(Mat,IS,MatFactorInfo*,Mat*);
1018 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCholeskyFactorNumeric(Mat,MatFactorInfo*,Mat*);
1019 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatLUFactor(Mat,IS,IS,MatFactorInfo*);
1020 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatILUFactor(Mat,IS,IS,MatFactorInfo*);
1021 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatLUFactorSymbolic(Mat,IS,IS,MatFactorInfo*,Mat*);
1022 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatILUFactorSymbolic(Mat,IS,IS,MatFactorInfo*,Mat*);
1023 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatICCFactorSymbolic(Mat,IS,MatFactorInfo*,Mat*);
1024 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatICCFactor(Mat,IS,MatFactorInfo*);
1025 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatLUFactorNumeric(Mat,MatFactorInfo*,Mat*);
1026 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatILUDTFactor(Mat,IS,IS,MatFactorInfo*,Mat *);
1027 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetInertia(Mat,PetscInt*,PetscInt*,PetscInt*);
1028 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSolve(Mat,Vec,Vec);
1029 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatForwardSolve(Mat,Vec,Vec);
1030 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatBackwardSolve(Mat,Vec,Vec);
1031 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSolveAdd(Mat,Vec,Vec,Vec);
1032 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSolveTranspose(Mat,Vec,Vec);
1033 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSolveTransposeAdd(Mat,Vec,Vec,Vec);
1034 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSolves(Mat,Vecs,Vecs);
1035 
1036 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSetUnfactored(Mat);
1037 
1038 /*E
1039     MatSORType - What type of (S)SOR to perform
1040 
1041     Level: beginner
1042 
1043    May be bitwise ORd together
1044 
1045    Any additions/changes here MUST also be made in include/finclude/petscmat.h
1046 
1047    MatSORType may be bitwise ORd together, so do not change the numbers
1048 
1049 .seealso: MatRelax(), MatPBRelax()
1050 E*/
1051 typedef enum {SOR_FORWARD_SWEEP=1,SOR_BACKWARD_SWEEP=2,SOR_SYMMETRIC_SWEEP=3,
1052               SOR_LOCAL_FORWARD_SWEEP=4,SOR_LOCAL_BACKWARD_SWEEP=8,
1053               SOR_LOCAL_SYMMETRIC_SWEEP=12,SOR_ZERO_INITIAL_GUESS=16,
1054               SOR_EISENSTAT=32,SOR_APPLY_UPPER=64,SOR_APPLY_LOWER=128} MatSORType;
1055 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatRelax(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec);
1056 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPBRelax(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec);
1057 
1058 /*
1059     These routines are for efficiently computing Jacobians via finite differences.
1060 */
1061 
1062 /*E
1063     MatColoringType - String with the name of a PETSc matrix coloring or the creation function
1064        with an optional dynamic library name, for example
1065        http://www.mcs.anl.gov/petsc/lib.a:coloringcreate()
1066 
1067    Level: beginner
1068 
1069 .seealso: MatGetColoring()
1070 E*/
1071 #define MatColoringType char*
1072 #define MATCOLORING_NATURAL "natural"
1073 #define MATCOLORING_SL      "sl"
1074 #define MATCOLORING_LF      "lf"
1075 #define MATCOLORING_ID      "id"
1076 
1077 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatGetColoring(Mat,const MatColoringType,ISColoring*);
1078 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatColoringRegister(const char[],const char[],const char[],PetscErrorCode(*)(Mat,const MatColoringType,ISColoring *));
1079 
1080 /*MC
1081    MatColoringRegisterDynamic - Adds a new sparse matrix coloring to the
1082                                matrix package.
1083 
1084    Synopsis:
1085    PetscErrorCode MatColoringRegisterDynamic(char *name_coloring,char *path,char *name_create,PetscErrorCode (*routine_create)(MatColoring))
1086 
1087    Not Collective
1088 
1089    Input Parameters:
1090 +  sname - name of Coloring (for example MATCOLORING_SL)
1091 .  path - location of library where creation routine is
1092 .  name - name of function that creates the Coloring type, a string
1093 -  function - function pointer that creates the coloring
1094 
1095    Level: developer
1096 
1097    If dynamic libraries are used, then the fourth input argument (function)
1098    is ignored.
1099 
1100    Sample usage:
1101 .vb
1102    MatColoringRegisterDynamic("my_color",/home/username/my_lib/lib/libO/solaris/mylib.a,
1103                "MyColor",MyColor);
1104 .ve
1105 
1106    Then, your partitioner can be chosen with the procedural interface via
1107 $     MatColoringSetType(part,"my_color")
1108    or at runtime via the option
1109 $     -mat_coloring_type my_color
1110 
1111    $PETSC_ARCH occuring in pathname will be replaced with appropriate values.
1112 
1113 .keywords: matrix, Coloring, register
1114 
1115 .seealso: MatColoringRegisterDestroy(), MatColoringRegisterAll()
1116 M*/
1117 #if defined(PETSC_USE_DYNAMIC_LIBRARIES)
1118 #define MatColoringRegisterDynamic(a,b,c,d) MatColoringRegister(a,b,c,0)
1119 #else
1120 #define MatColoringRegisterDynamic(a,b,c,d) MatColoringRegister(a,b,c,d)
1121 #endif
1122 
1123 extern PetscTruth MatColoringRegisterAllCalled;
1124 
1125 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatColoringRegisterAll(const char[]);
1126 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatColoringRegisterDestroy(void);
1127 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatColoringPatch(Mat,PetscInt,PetscInt,ISColoringValue[],ISColoring*);
1128 
1129 /*S
1130      MatFDColoring - Object for computing a sparse Jacobian via finite differences
1131         and coloring
1132 
1133    Level: beginner
1134 
1135   Concepts: coloring, sparse Jacobian, finite differences
1136 
1137 .seealso:  MatFDColoringCreate()
1138 S*/
1139 typedef struct _p_MatFDColoring* MatFDColoring;
1140 
1141 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringCreate(Mat,ISColoring,MatFDColoring *);
1142 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringDestroy(MatFDColoring);
1143 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringView(MatFDColoring,PetscViewer);
1144 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringSetFunction(MatFDColoring,PetscErrorCode (*)(void),void*);
1145 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringGetFunction(MatFDColoring,PetscErrorCode (**)(void),void**);
1146 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringSetParameters(MatFDColoring,PetscReal,PetscReal);
1147 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringSetFrequency(MatFDColoring,PetscInt);
1148 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringGetFrequency(MatFDColoring,PetscInt*);
1149 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringSetFromOptions(MatFDColoring);
1150 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringApply(Mat,MatFDColoring,Vec,MatStructure*,void *);
1151 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringApplyTS(Mat,MatFDColoring,PetscReal,Vec,MatStructure*,void *);
1152 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringSetRecompute(MatFDColoring);
1153 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringSetF(MatFDColoring,Vec);
1154 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatFDColoringGetPerturbedColumns(MatFDColoring,PetscInt*,PetscInt*[]);
1155 /*
1156     These routines are for partitioning matrices: currently used only
1157   for adjacency matrix, MatCreateMPIAdj().
1158 */
1159 
1160 /*S
1161      MatPartitioning - Object for managing the partitioning of a matrix or graph
1162 
1163    Level: beginner
1164 
1165   Concepts: partitioning
1166 
1167 .seealso:  MatPartitioningCreate(), MatPartitioningType
1168 S*/
1169 typedef struct _p_MatPartitioning* MatPartitioning;
1170 
1171 /*E
1172     MatPartitioningType - String with the name of a PETSc matrix partitioning or the creation function
1173        with an optional dynamic library name, for example
1174        http://www.mcs.anl.gov/petsc/lib.a:partitioningcreate()
1175 
1176    Level: beginner
1177 
1178 .seealso: MatPartitioningCreate(), MatPartitioning
1179 E*/
1180 #define MatPartitioningType char*
1181 #define MAT_PARTITIONING_CURRENT  "current"
1182 #define MAT_PARTITIONING_SQUARE   "square"
1183 #define MAT_PARTITIONING_PARMETIS "parmetis"
1184 #define MAT_PARTITIONING_CHACO    "chaco"
1185 #define MAT_PARTITIONING_JOSTLE   "jostle"
1186 #define MAT_PARTITIONING_PARTY    "party"
1187 #define MAT_PARTITIONING_SCOTCH   "scotch"
1188 
1189 
1190 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningCreate(MPI_Comm,MatPartitioning*);
1191 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningSetType(MatPartitioning,const MatPartitioningType);
1192 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningSetNParts(MatPartitioning,PetscInt);
1193 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningSetAdjacency(MatPartitioning,Mat);
1194 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningSetVertexWeights(MatPartitioning,const PetscInt[]);
1195 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningSetPartitionWeights(MatPartitioning,const PetscReal []);
1196 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningApply(MatPartitioning,IS*);
1197 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningDestroy(MatPartitioning);
1198 
1199 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningRegister(const char[],const char[],const char[],PetscErrorCode (*)(MatPartitioning));
1200 
1201 /*MC
1202    MatPartitioningRegisterDynamic - Adds a new sparse matrix partitioning to the
1203    matrix package.
1204 
1205    Synopsis:
1206    PetscErrorCode MatPartitioningRegisterDynamic(char *name_partitioning,char *path,char *name_create,PetscErrorCode (*routine_create)(MatPartitioning))
1207 
1208    Not Collective
1209 
1210    Input Parameters:
1211 +  sname - name of partitioning (for example MAT_PARTITIONING_CURRENT) or parmetis
1212 .  path - location of library where creation routine is
1213 .  name - name of function that creates the partitioning type, a string
1214 -  function - function pointer that creates the partitioning type
1215 
1216    Level: developer
1217 
1218    If dynamic libraries are used, then the fourth input argument (function)
1219    is ignored.
1220 
1221    Sample usage:
1222 .vb
1223    MatPartitioningRegisterDynamic("my_part",/home/username/my_lib/lib/libO/solaris/mylib.a,
1224                "MyPartCreate",MyPartCreate);
1225 .ve
1226 
1227    Then, your partitioner can be chosen with the procedural interface via
1228 $     MatPartitioningSetType(part,"my_part")
1229    or at runtime via the option
1230 $     -mat_partitioning_type my_part
1231 
1232    $PETSC_ARCH occuring in pathname will be replaced with appropriate values.
1233 
1234 .keywords: matrix, partitioning, register
1235 
1236 .seealso: MatPartitioningRegisterDestroy(), MatPartitioningRegisterAll()
1237 M*/
1238 #if defined(PETSC_USE_DYNAMIC_LIBRARIES)
1239 #define MatPartitioningRegisterDynamic(a,b,c,d) MatPartitioningRegister(a,b,c,0)
1240 #else
1241 #define MatPartitioningRegisterDynamic(a,b,c,d) MatPartitioningRegister(a,b,c,d)
1242 #endif
1243 
1244 extern PetscTruth MatPartitioningRegisterAllCalled;
1245 
1246 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningRegisterAll(const char[]);
1247 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningRegisterDestroy(void);
1248 
1249 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningView(MatPartitioning,PetscViewer);
1250 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningSetFromOptions(MatPartitioning);
1251 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningGetType(MatPartitioning,MatPartitioningType*);
1252 
1253 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningParmetisSetCoarseSequential(MatPartitioning);
1254 
1255 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningJostleSetCoarseLevel(MatPartitioning,PetscReal);
1256 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningJostleSetCoarseSequential(MatPartitioning);
1257 
1258 typedef enum {MP_CHACO_MULTILEVEL_KL,MP_CHACO_SPECTRAL,MP_CHACO_LINEAR,MP_CHACO_RANDOM, MP_CHACO_SCATTERED} MPChacoGlobalType;
1259 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningChacoSetGlobal(MatPartitioning, MPChacoGlobalType);
1260 typedef enum { MP_CHACO_KERNIGHAN_LIN, MP_CHACO_NONE } MPChacoLocalType;
1261 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningChacoSetLocal(MatPartitioning, MPChacoLocalType);
1262 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningChacoSetCoarseLevel(MatPartitioning,PetscReal);
1263 typedef enum { MP_CHACO_LANCZOS, MP_CHACO_RQI_SYMMLQ } MPChacoEigenType;
1264 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningChacoSetEigenSolver(MatPartitioning,MPChacoEigenType);
1265 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningChacoSetEigenTol(MatPartitioning, PetscReal);
1266 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningChacoSetEigenNumber(MatPartitioning, PetscInt);
1267 
1268 #define MP_PARTY_OPT "opt"
1269 #define MP_PARTY_LIN "lin"
1270 #define MP_PARTY_SCA "sca"
1271 #define MP_PARTY_RAN "ran"
1272 #define MP_PARTY_GBF "gbf"
1273 #define MP_PARTY_GCF "gcf"
1274 #define MP_PARTY_BUB "bub"
1275 #define MP_PARTY_DEF "def"
1276 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningPartySetGlobal(MatPartitioning, const char*);
1277 #define MP_PARTY_HELPFUL_SETS "hs"
1278 #define MP_PARTY_KERNIGHAN_LIN "kl"
1279 #define MP_PARTY_NONE "no"
1280 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningPartySetLocal(MatPartitioning, const char*);
1281 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningPartySetCoarseLevel(MatPartitioning,PetscReal);
1282 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningPartySetBipart(MatPartitioning,PetscTruth);
1283 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningPartySetMatchOptimization(MatPartitioning,PetscTruth);
1284 
1285 typedef enum { MP_SCOTCH_GREEDY, MP_SCOTCH_GPS, MP_SCOTCH_GR_GPS } MPScotchGlobalType;
1286 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetArch(MatPartitioning,const char*);
1287 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetMultilevel(MatPartitioning);
1288 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetGlobal(MatPartitioning,MPScotchGlobalType);
1289 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetCoarseLevel(MatPartitioning,PetscReal);
1290 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetHostList(MatPartitioning,const char*);
1291 typedef enum { MP_SCOTCH_KERNIGHAN_LIN, MP_SCOTCH_NONE } MPScotchLocalType;
1292 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetLocal(MatPartitioning,MPScotchLocalType);
1293 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetMapping(MatPartitioning);
1294 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningScotchSetStrategy(MatPartitioning,char*);
1295 
1296 /*
1297     If you add entries here you must also add them to finclude/petscmat.h
1298 */
1299 typedef enum { MATOP_SET_VALUES=0,
1300                MATOP_GET_ROW=1,
1301                MATOP_RESTORE_ROW=2,
1302                MATOP_MULT=3,
1303                MATOP_MULT_ADD=4,
1304                MATOP_MULT_TRANSPOSE=5,
1305                MATOP_MULT_TRANSPOSE_ADD=6,
1306                MATOP_SOLVE=7,
1307                MATOP_SOLVE_ADD=8,
1308                MATOP_SOLVE_TRANSPOSE=9,
1309                MATOP_SOLVE_TRANSPOSE_ADD=10,
1310                MATOP_LUFACTOR=11,
1311                MATOP_CHOLESKYFACTOR=12,
1312                MATOP_RELAX=13,
1313                MATOP_TRANSPOSE=14,
1314                MATOP_GETINFO=15,
1315                MATOP_EQUAL=16,
1316                MATOP_GET_DIAGONAL=17,
1317                MATOP_DIAGONAL_SCALE=18,
1318                MATOP_NORM=19,
1319                MATOP_ASSEMBLY_BEGIN=20,
1320                MATOP_ASSEMBLY_END=21,
1321                MATOP_COMPRESS=22,
1322                MATOP_SET_OPTION=23,
1323                MATOP_ZERO_ENTRIES=24,
1324                MATOP_ZERO_ROWS=25,
1325                MATOP_LUFACTOR_SYMBOLIC=26,
1326                MATOP_LUFACTOR_NUMERIC=27,
1327                MATOP_CHOLESKY_FACTOR_SYMBOLIC=28,
1328                MATOP_CHOLESKY_FACTOR_NUMERIC=29,
1329                MATOP_SETUP_PREALLOCATION=30,
1330                MATOP_ILUFACTOR_SYMBOLIC=31,
1331                MATOP_ICCFACTOR_SYMBOLIC=32,
1332                MATOP_GET_ARRAY=33,
1333                MATOP_RESTORE_ARRAY=34,
1334                MATOP_DUPLICATE=35,
1335                MATOP_FORWARD_SOLVE=36,
1336                MATOP_BACKWARD_SOLVE=37,
1337                MATOP_ILUFACTOR=38,
1338                MATOP_ICCFACTOR=39,
1339                MATOP_AXPY=40,
1340                MATOP_GET_SUBMATRICES=41,
1341                MATOP_INCREASE_OVERLAP=42,
1342                MATOP_GET_VALUES=43,
1343                MATOP_COPY=44,
1344                MATOP_PRINT_HELP=45,
1345                MATOP_SCALE=46,
1346                MATOP_SHIFT=47,
1347                MATOP_DIAGONAL_SHIFT=48,
1348                MATOP_ILUDT_FACTOR=49,
1349                MATOP_GET_BLOCK_SIZE=50,
1350                MATOP_GET_ROW_IJ=51,
1351                MATOP_RESTORE_ROW_IJ=52,
1352                MATOP_GET_COLUMN_IJ=53,
1353                MATOP_RESTORE_COLUMN_IJ=54,
1354                MATOP_FDCOLORING_CREATE=55,
1355                MATOP_COLORING_PATCH=56,
1356                MATOP_SET_UNFACTORED=57,
1357                MATOP_PERMUTE=58,
1358                MATOP_SET_VALUES_BLOCKED=59,
1359                MATOP_GET_SUBMATRIX=60,
1360                MATOP_DESTROY=61,
1361                MATOP_VIEW=62,
1362                MATOP_GET_MAPS=63,
1363                MATOP_USE_SCALED_FORM=64,
1364                MATOP_SCALE_SYSTEM=65,
1365                MATOP_UNSCALE_SYSTEM=66,
1366                MATOP_SET_LOCAL_TO_GLOBAL_MAP=67,
1367                MATOP_SET_VALUES_LOCAL=68,
1368                MATOP_ZERO_ROWS_LOCAL=69,
1369                MATOP_GET_ROW_MAX=70,
1370                MATOP_CONVERT=71,
1371                MATOP_SET_COLORING=72,
1372                MATOP_SET_VALUES_ADIC=73,
1373                MATOP_SET_VALUES_ADIFOR=74,
1374                MATOP_FD_COLORING_APPLY=75,
1375                MATOP_SET_FROM_OPTIONS=76,
1376                MATOP_MULT_CON=77,
1377                MATOP_MULT_TRANSPOSE_CON=78,
1378                MATOP_ILU_FACTOR_SYMBOLIC_CON=79,
1379                MATOP_PERMUTE_SPARSIFY=80,
1380                MATOP_MULT_MULTIPLE=81,
1381                MATOP_SOLVE_MULTIPLE=82,
1382                MATOP_GET_INERTIA=83,
1383                MATOP_LOAD=84,
1384                MATOP_IS_SYMMETRIC=85,
1385                MATOP_IS_HERMITIAN=86,
1386                MATOP_IS_STRUCTURALLY_SYMMETRIC=87,
1387                MATOP_PB_RELAX=88,
1388                MATOP_GET_VECS=89,
1389                MATOP_MAT_MULT=90,
1390                MATOP_MAT_MULT_SYMBOLIC=91,
1391                MATOP_MAT_MULT_NUMERIC=92,
1392                MATOP_PTAP=93,
1393                MATOP_PTAP_SYMBOLIC=94,
1394                MATOP_PTAP_NUMERIC=95,
1395                MATOP_MAT_MULTTRANSPOSE=96,
1396                MATOP_MAT_MULTTRANSPOSE_SYMBOLIC=97,
1397                MATOP_MAT_MULTTRANSPOSE_NUMERIC=98,
1398                MATOP_PTAP_SYMBOLIC_SEQAIJ=99,
1399                MATOP_PTAP_NUMERIC_SEQAIJ=100,
1400                MATOP_PTAP_SYMBOLIC_MPIAIJ=101,
1401                MATOP_PTAP_NUMERIC_MPIAIJ=102,
1402                MATOP_SET_VALUES_ROW = 105,
1403                MATOP_GET_ROW_UTRIANGULAR=108,
1404                MATOP_RESTORE_ROW_UTRIANGULAR=109,
1405                MATOP_MATSOLVE=110,
1406                MATOP_GET_REDUNDANTMATRIX=111
1407              } MatOperation;
1408 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatHasOperation(Mat,MatOperation,PetscTruth*);
1409 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatShellSetOperation(Mat,MatOperation,void(*)(void));
1410 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatShellGetOperation(Mat,MatOperation,void(**)(void));
1411 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatShellSetContext(Mat,void*);
1412 
1413 /*
1414    Codes for matrices stored on disk. By default they are
1415  stored in a universal format. By changing the format with
1416  PetscViewerSetFormat(viewer,PETSC_VIEWER_BINARY_NATIVE); the matrices will
1417  be stored in a way natural for the matrix, for example dense matrices
1418  would be stored as dense. Matrices stored this way may only be
1419  read into matrices of the same time.
1420 */
1421 #define MATRIX_BINARY_FORMAT_DENSE -1
1422 
1423 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPIBAIJSetHashTableFactor(Mat,PetscReal);
1424 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatISGetLocalMat(Mat,Mat*);
1425 
1426 /*S
1427      MatNullSpace - Object that removes a null space from a vector, i.e.
1428          orthogonalizes the vector to a subsapce
1429 
1430    Level: advanced
1431 
1432   Concepts: matrix; linear operator, null space
1433 
1434   Users manual sections:
1435 .   sec_singular
1436 
1437 .seealso:  MatNullSpaceCreate()
1438 S*/
1439 typedef struct _p_MatNullSpace* MatNullSpace;
1440 
1441 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNullSpaceCreate(MPI_Comm,PetscTruth,PetscInt,const Vec[],MatNullSpace*);
1442 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNullSpaceSetFunction(MatNullSpace,PetscErrorCode (*)(Vec,void*),void*);
1443 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNullSpaceDestroy(MatNullSpace);
1444 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNullSpaceRemove(MatNullSpace,Vec,Vec*);
1445 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNullSpaceAttach(Mat,MatNullSpace);
1446 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatNullSpaceTest(MatNullSpace,Mat);
1447 
1448 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatReorderingSeqSBAIJ(Mat,IS);
1449 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMPISBAIJSetHashTableFactor(Mat,PetscReal);
1450 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqSBAIJSetColumnIndices(Mat,PetscInt *);
1451 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatSeqBAIJInvertBlockDiagonal(Mat);
1452 
1453 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatCreateMAIJ(Mat,PetscInt,Mat*);
1454 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMAIJRedimension(Mat,PetscInt,Mat*);
1455 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatMAIJGetAIJ(Mat,Mat*);
1456 
1457 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatComputeExplicitOperator(Mat,Mat*);
1458 
1459 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT MatDiagonalScaleLocal(Mat,Vec);
1460 
1461 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT PetscViewerMathematicaPutMatrix(PetscViewer, PetscInt, PetscInt, PetscReal *);
1462 EXTERN PetscErrorCode PETSCMAT_DLLEXPORT PetscViewerMathematicaPutCSRMatrix(PetscViewer, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscReal *);
1463 
1464 PETSC_EXTERN_CXX_END
1465 #endif
1466