xref: /petsc/src/mat/tests/ex190.c (revision c4762a1b19cd2af06abeed90e8f9d34fb975dd94)
1*c4762a1bSJed Brown static char help[] = "Tests MatLoad() with uneven dimensions set in program\n\n";
2*c4762a1bSJed Brown 
3*c4762a1bSJed Brown #include <petscmat.h>
4*c4762a1bSJed Brown 
5*c4762a1bSJed Brown int main(int argc,char **args)
6*c4762a1bSJed Brown {
7*c4762a1bSJed Brown   Mat            A;
8*c4762a1bSJed Brown   PetscViewer    fd;
9*c4762a1bSJed Brown   char           file[PETSC_MAX_PATH_LEN];
10*c4762a1bSJed Brown   PetscErrorCode ierr;
11*c4762a1bSJed Brown   PetscBool      flg;
12*c4762a1bSJed Brown   PetscMPIInt    rank;
13*c4762a1bSJed Brown 
14*c4762a1bSJed Brown   ierr = PetscInitialize(&argc,&args,(char*)0,help);if (ierr) return ierr;
15*c4762a1bSJed Brown   ierr = MPI_Comm_rank(PETSC_COMM_WORLD,&rank);CHKERRQ(ierr);
16*c4762a1bSJed Brown 
17*c4762a1bSJed Brown   /* Determine files from which we read the matrix */
18*c4762a1bSJed Brown   ierr = PetscOptionsGetString(NULL,NULL,"-f",file,PETSC_MAX_PATH_LEN,&flg);CHKERRQ(ierr);
19*c4762a1bSJed Brown   if (!flg) SETERRQ(PETSC_COMM_WORLD,PETSC_ERR_USER,"Must indicate binary file with the -f");
20*c4762a1bSJed Brown 
21*c4762a1bSJed Brown   /* Load matrices */
22*c4762a1bSJed Brown   ierr = PetscViewerBinaryOpen(PETSC_COMM_WORLD,file,FILE_MODE_READ,&fd);CHKERRQ(ierr);
23*c4762a1bSJed Brown   ierr = MatCreate(PETSC_COMM_WORLD,&A);CHKERRQ(ierr);
24*c4762a1bSJed Brown   ierr = MatSetFromOptions(A);CHKERRQ(ierr);
25*c4762a1bSJed Brown   ierr = MatSetBlockSize(A,2);CHKERRQ(ierr);
26*c4762a1bSJed Brown   if (!rank) {
27*c4762a1bSJed Brown     ierr = MatSetSizes(A, 4, PETSC_DETERMINE, PETSC_DETERMINE,PETSC_DETERMINE);CHKERRQ(ierr);
28*c4762a1bSJed Brown   } else {
29*c4762a1bSJed Brown     ierr = MatSetSizes(A, 8, PETSC_DETERMINE, PETSC_DETERMINE,PETSC_DETERMINE);CHKERRQ(ierr);
30*c4762a1bSJed Brown   }
31*c4762a1bSJed Brown   ierr = MatLoad(A,fd);CHKERRQ(ierr);
32*c4762a1bSJed Brown   ierr = PetscViewerDestroy(&fd);CHKERRQ(ierr);
33*c4762a1bSJed Brown   ierr = MatDestroy(&A);CHKERRQ(ierr);
34*c4762a1bSJed Brown   ierr = PetscFinalize();
35*c4762a1bSJed Brown   return ierr;
36*c4762a1bSJed Brown }
37*c4762a1bSJed Brown 
38*c4762a1bSJed Brown 
39*c4762a1bSJed Brown /*TEST
40*c4762a1bSJed Brown 
41*c4762a1bSJed Brown       test:
42*c4762a1bSJed Brown          nsize: 2
43*c4762a1bSJed Brown          args: -mat_type aij -mat_view -f ${wPETSC_DIR}/share/petsc/datafiles/matrices/ns-real-int32-float64
44*c4762a1bSJed Brown          requires: double !complex !define(PETSC_USE_64BIT_INDICES)
45*c4762a1bSJed Brown 
46*c4762a1bSJed Brown       test:
47*c4762a1bSJed Brown          suffix: 2
48*c4762a1bSJed Brown          nsize: 2
49*c4762a1bSJed Brown          args: -mat_type baij -mat_view -f ${wPETSC_DIR}/share/petsc/datafiles/matrices/ns-real-int32-float64
50*c4762a1bSJed Brown          requires: double !complex !define(PETSC_USE_64BIT_INDICES)
51*c4762a1bSJed Brown 
52*c4762a1bSJed Brown       test:
53*c4762a1bSJed Brown          suffix: 3
54*c4762a1bSJed Brown          nsize: 2
55*c4762a1bSJed Brown          args: -mat_type sbaij -mat_view -f ${wPETSC_DIR}/share/petsc/datafiles/matrices/ns-real-int32-float64
56*c4762a1bSJed Brown          requires: double !complex !define(PETSC_USE_64BIT_INDICES)
57*c4762a1bSJed Brown 
58*c4762a1bSJed Brown TEST*/
59