xref: /petsc/src/mat/tests/ex232.c (revision b4e2f6196b08ef228991b8f186bd93350139fc52)
1c4762a1bSJed Brown 
2c4762a1bSJed Brown /* tests MatSeqSBAIJSetPreallocationCSR() and MatMPISBAIJSetPreallocationCSR() */
3c4762a1bSJed Brown 
4c4762a1bSJed Brown #include <petsc.h>
5c4762a1bSJed Brown 
6d71ae5a4SJacob Faibussowitsch int main(int argc, char **args)
7d71ae5a4SJacob Faibussowitsch {
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};
11*b4e2f619SBarry Smith   Mat         ssbaij, msbaij;
12*b4e2f619SBarry Smith   PetscBool   v2 = PETSC_FALSE;
13c4762a1bSJed Brown 
14327415f7SBarry Smith   PetscFunctionBeginUser;
159566063dSJacob Faibussowitsch   PetscCall(PetscInitialize(&argc, &args, (char *)0, (char *)0));
16*b4e2f619SBarry Smith   PetscCall(PetscOptionsGetBool(NULL, NULL, "-v2", &v2, NULL));
17c4762a1bSJed Brown 
189566063dSJacob Faibussowitsch   PetscCall(MatCreate(PETSC_COMM_SELF, &ssbaij));
199566063dSJacob Faibussowitsch   PetscCall(MatCreate(PETSC_COMM_SELF, &msbaij));
20*b4e2f619SBarry Smith   if (!v2) {
219566063dSJacob Faibussowitsch     PetscCall(MatSetType(ssbaij, MATSEQSBAIJ));
229566063dSJacob Faibussowitsch     PetscCall(MatSetType(msbaij, MATMPISBAIJ));
23*b4e2f619SBarry Smith   }
249566063dSJacob Faibussowitsch   PetscCall(MatSetBlockSize(ssbaij, 2));
259566063dSJacob Faibussowitsch   PetscCall(MatSetSizes(ssbaij, 4, 4, 4, 4));
269566063dSJacob Faibussowitsch   PetscCall(MatSetBlockSize(msbaij, 2));
279566063dSJacob Faibussowitsch   PetscCall(MatSetSizes(msbaij, 4, 4, 4, 4));
28*b4e2f619SBarry Smith   if (v2) {
29*b4e2f619SBarry Smith     PetscCall(MatSetUp(ssbaij));
30*b4e2f619SBarry Smith     PetscCall(MatSetUp(msbaij));
31*b4e2f619SBarry Smith     PetscCall(MatSetType(ssbaij, MATSEQSBAIJ));
32*b4e2f619SBarry Smith     PetscCall(MatSetType(msbaij, MATMPISBAIJ));
33*b4e2f619SBarry Smith   }
349566063dSJacob Faibussowitsch   PetscCall(MatSeqSBAIJSetPreallocationCSR(ssbaij, 2, ia, ja, c));
359566063dSJacob Faibussowitsch   PetscCall(MatMPISBAIJSetPreallocationCSR(msbaij, 2, ia, ja, c));
369566063dSJacob Faibussowitsch   PetscCall(MatView(ssbaij, PETSC_VIEWER_STDOUT_(PETSC_COMM_SELF)));
379566063dSJacob Faibussowitsch   PetscCall(MatView(msbaij, PETSC_VIEWER_STDOUT_(PETSC_COMM_SELF)));
389566063dSJacob Faibussowitsch   PetscCall(MatDestroy(&ssbaij));
399566063dSJacob Faibussowitsch   PetscCall(MatDestroy(&msbaij));
409566063dSJacob Faibussowitsch   PetscCall(PetscFinalize());
41b122ec5aSJacob Faibussowitsch   return 0;
42c4762a1bSJed Brown }
43c4762a1bSJed Brown 
44c4762a1bSJed Brown /*TEST
45c4762a1bSJed Brown 
46c4762a1bSJed Brown    test:
47c4762a1bSJed Brown      filter: sed "s?\.??g"
48c4762a1bSJed Brown 
49*b4e2f619SBarry Smith    test:
50*b4e2f619SBarry Smith      suffix: 2
51*b4e2f619SBarry Smith      filter: sed "s?\.??g"
52*b4e2f619SBarry Smith      args : -v2
53*b4e2f619SBarry Smith      output_file: output/ex232_1.out
54*b4e2f619SBarry Smith 
55c4762a1bSJed Brown TEST*/
56