xref: /petsc/src/mat/tests/ex232.c (revision 327415f76d85372a4417cf1aaa14db707d4d6c04)
1c4762a1bSJed Brown 
2c4762a1bSJed Brown /* tests MatSeqSBAIJSetPreallocationCSR() and MatMPISBAIJSetPreallocationCSR() */
3c4762a1bSJed Brown 
4c4762a1bSJed Brown #include <petsc.h>
5c4762a1bSJed Brown 
6c4762a1bSJed Brown int main(int argc, char **args)
7c4762a1bSJed Brown {
8c4762a1bSJed Brown   PetscInt       ia[3] = { 0, 2, 4};
9c4762a1bSJed Brown   PetscInt       ja[4] = { 0, 1, 0, 1};
10c4762a1bSJed Brown   PetscScalar    c[16] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
11c4762a1bSJed Brown   Mat            ssbaij;
12c4762a1bSJed Brown   Mat            msbaij;
13c4762a1bSJed Brown 
14*327415f7SBarry Smith   PetscFunctionBeginUser;
159566063dSJacob Faibussowitsch   PetscCall(PetscInitialize(&argc,&args,(char*)0,(char*)0));
16c4762a1bSJed Brown 
179566063dSJacob Faibussowitsch   PetscCall(MatCreate(PETSC_COMM_SELF, &ssbaij));
189566063dSJacob Faibussowitsch   PetscCall(MatCreate(PETSC_COMM_SELF, &msbaij));
199566063dSJacob Faibussowitsch   PetscCall(MatSetType(ssbaij, MATSEQSBAIJ));
209566063dSJacob Faibussowitsch   PetscCall(MatSetType(msbaij, MATMPISBAIJ));
219566063dSJacob Faibussowitsch   PetscCall(MatSetBlockSize(ssbaij, 2));
229566063dSJacob Faibussowitsch   PetscCall(MatSetSizes(ssbaij, 4, 4, 4, 4));
239566063dSJacob Faibussowitsch   PetscCall(MatSetBlockSize(msbaij, 2));
249566063dSJacob Faibussowitsch   PetscCall(MatSetSizes(msbaij, 4, 4, 4, 4));
259566063dSJacob Faibussowitsch   PetscCall(MatSeqSBAIJSetPreallocationCSR(ssbaij, 2, ia, ja, c));
269566063dSJacob Faibussowitsch   PetscCall(MatMPISBAIJSetPreallocationCSR(msbaij, 2, ia, ja, c));
279566063dSJacob Faibussowitsch   PetscCall(MatView(ssbaij, PETSC_VIEWER_STDOUT_(PETSC_COMM_SELF)));
289566063dSJacob Faibussowitsch   PetscCall(MatView(msbaij, PETSC_VIEWER_STDOUT_(PETSC_COMM_SELF)));
299566063dSJacob Faibussowitsch   PetscCall(MatDestroy(&ssbaij));
309566063dSJacob Faibussowitsch   PetscCall(MatDestroy(&msbaij));
319566063dSJacob Faibussowitsch   PetscCall(PetscFinalize());
32b122ec5aSJacob Faibussowitsch   return 0;
33c4762a1bSJed Brown }
34c4762a1bSJed Brown 
35c4762a1bSJed Brown /*TEST
36c4762a1bSJed Brown 
37c4762a1bSJed Brown    test:
38c4762a1bSJed Brown      filter: sed "s?\.??g"
39c4762a1bSJed Brown 
40c4762a1bSJed Brown TEST*/
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