Actual source code: ex206.c

  1: static char help[] = "Reads binary matrix - twice\n";

  3: #include <petscmat.h>
  4: int main(int argc, char **args)
  5: {
  6:   Mat         A;
  7:   PetscViewer fd;                       /* viewer */
  8:   char        file[PETSC_MAX_PATH_LEN]; /* input file name */
  9:   PetscBool   flg;

 11:   PetscFunctionBeginUser;
 12:   PetscCall(PetscInitialize(&argc, &args, (char *)0, help));
 13:   PetscCall(PetscOptionsGetString(NULL, NULL, "-f", file, sizeof(file), &flg));
 14:   PetscCheck(flg, PETSC_COMM_WORLD, PETSC_ERR_USER, "Must indicate binary file with the -f option");

 16:   PetscCall(MatCreate(PETSC_COMM_WORLD, &A));
 17:   PetscCall(MatSetFromOptions(A));
 18:   PetscCall(PetscPrintf(PETSC_COMM_WORLD, "First MatLoad! \n"));
 19:   PetscCall(PetscViewerBinaryOpen(PETSC_COMM_WORLD, file, FILE_MODE_READ, &fd));
 20:   PetscCall(MatLoad(A, fd));
 21:   PetscCall(PetscViewerDestroy(&fd));
 22:   PetscCall(MatView(A, PETSC_VIEWER_STDOUT_WORLD));

 24:   PetscCall(PetscOptionsGetString(NULL, NULL, "-f2", file, sizeof(file), &flg));
 25:   PetscCall(PetscPrintf(PETSC_COMM_WORLD, "Second MatLoad! \n"));
 26:   PetscCall(PetscViewerBinaryOpen(PETSC_COMM_WORLD, file, FILE_MODE_READ, &fd));
 27:   PetscCall(MatLoad(A, fd));
 28:   PetscCall(PetscViewerDestroy(&fd));
 29:   PetscCall(MatView(A, PETSC_VIEWER_STDOUT_WORLD));

 31:   PetscCall(MatDestroy(&A));
 32:   PetscCall(PetscFinalize());
 33:   return 0;
 34: }

 36: /*TEST

 38:    test:
 39:       suffix: aij_1
 40:       requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES)
 41:       args: -f ${DATAFILESPATH}/matrices/small -mat_type aij -mat_block_size 1

 43:    test:
 44:       suffix: aij_2
 45:       nsize: 2
 46:       requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES)
 47:       args: -f ${DATAFILESPATH}/matrices/small -mat_type aij -mat_block_size 1

 49:    test:
 50:       suffix: aij_2_d
 51:       nsize: 2
 52:       requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES)
 53:       args: -f ${DATAFILESPATH}/matrices/small -f2 ${DATAFILESPATH}/matrices/smallbs2 -mat_type aij -mat_block_size 1

 55:    test:
 56:       suffix: baij_1_2
 57:       requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES)
 58:       args: -f ${DATAFILESPATH}/matrices/small -mat_type baij -mat_block_size 2

 60:    test:
 61:       suffix: baij_2_1_d
 62:       nsize: 2
 63:       requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES)
 64:       args: -f ${DATAFILESPATH}/matrices/small -f2 ${DATAFILESPATH}/matrices/smallbs2 -mat_type baij -mat_block_size 1

 66:    test:
 67:       suffix: baij_2_2
 68:       nsize: 2
 69:       requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES)
 70:       args: -f ${DATAFILESPATH}/matrices/small -mat_type baij -mat_block_size 2

 72:    test:
 73:       suffix: baij_2_2_d
 74:       nsize: 2
 75:       requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES)
 76:       args: -f ${DATAFILESPATH}/matrices/small -f2 ${DATAFILESPATH}/matrices/smallbs2 -mat_type baij -mat_block_size 2

 78:    test:
 79:       suffix: sbaij_1_1
 80:       requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES)
 81:       args: -f ${DATAFILESPATH}/matrices/small -mat_type sbaij -mat_block_size 1

 83:    test:
 84:       suffix: sbaij_1_2
 85:       requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES)
 86:       args: -f ${DATAFILESPATH}/matrices/small -mat_type sbaij -mat_block_size 2

 88:    test:
 89:       suffix: sbaij_2_1_d
 90:       nsize: 2
 91:       requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES)
 92:       args: -f ${DATAFILESPATH}/matrices/small -f2 ${DATAFILESPATH}/matrices/smallbs2 -mat_type sbaij -mat_block_size 1

 94:    test:
 95:       suffix: sbaij_2_2
 96:       nsize: 2
 97:       requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES)
 98:       args: -f ${DATAFILESPATH}/matrices/small -mat_type sbaij -mat_block_size 2

100: TEST*/