1 static char help[] = "Tests various routines in MatMAIJ format.\n";
2
3 #include <petscmat.h>
4 #define IMAX 15
main(int argc,char ** args)5 int main(int argc, char **args)
6 {
7 Mat A, B, MA;
8 PetscViewer fd;
9 char file[PETSC_MAX_PATH_LEN];
10 PetscInt m, n, M, N, dof = 1;
11 PetscMPIInt rank, size;
12 PetscBool flg;
13
14 PetscFunctionBeginUser;
15 PetscCall(PetscInitialize(&argc, &args, NULL, help));
16 PetscCallMPI(MPI_Comm_rank(PETSC_COMM_WORLD, &rank));
17 PetscCallMPI(MPI_Comm_size(PETSC_COMM_WORLD, &size));
18
19 /* Load aij matrix A */
20 PetscCall(PetscOptionsGetString(NULL, NULL, "-f", file, sizeof(file), &flg));
21 PetscCheck(flg, PETSC_COMM_WORLD, PETSC_ERR_USER, "Must indicate binary file with the -f option");
22 PetscCall(PetscViewerBinaryOpen(PETSC_COMM_WORLD, file, FILE_MODE_READ, &fd));
23 PetscCall(MatCreate(PETSC_COMM_WORLD, &A));
24 PetscCall(MatLoad(A, fd));
25 PetscCall(PetscViewerDestroy(&fd));
26
27 /* Get dof, then create maij matrix MA */
28 PetscCall(PetscOptionsGetInt(NULL, NULL, "-dof", &dof, NULL));
29 PetscCall(MatCreateMAIJ(A, dof, &MA));
30 PetscCall(MatGetLocalSize(MA, &m, &n));
31 PetscCall(MatGetSize(MA, &M, &N));
32
33 if (size == 1) {
34 PetscCall(MatConvert(MA, MATSEQAIJ, MAT_INITIAL_MATRIX, &B));
35 } else {
36 PetscCall(MatConvert(MA, MATMPIAIJ, MAT_INITIAL_MATRIX, &B));
37 }
38
39 /* Test MatMult() */
40 PetscCall(MatMultEqual(MA, B, 10, &flg));
41 PetscCheck(flg, PETSC_COMM_WORLD, PETSC_ERR_CONV_FAILED, "Error: MatMul() for MAIJ matrix");
42 /* Test MatMultAdd() */
43 PetscCall(MatMultAddEqual(MA, B, 10, &flg));
44 PetscCheck(flg, PETSC_COMM_WORLD, PETSC_ERR_CONV_FAILED, "Error: MatMulAdd() for MAIJ matrix");
45
46 /* Test MatMultTranspose() */
47 PetscCall(MatMultTransposeEqual(MA, B, 10, &flg));
48 PetscCheck(flg, PETSC_COMM_WORLD, PETSC_ERR_CONV_FAILED, "Error: MatMulAdd() for MAIJ matrix");
49
50 /* Test MatMultTransposeAdd() */
51 PetscCall(MatMultTransposeAddEqual(MA, B, 10, &flg));
52 PetscCheck(flg, PETSC_COMM_WORLD, PETSC_ERR_CONV_FAILED, "Error: MatMulTransposeAdd() for MAIJ matrix");
53
54 PetscCall(MatDestroy(&MA));
55 PetscCall(MatDestroy(&A));
56 PetscCall(MatDestroy(&B));
57 PetscCall(PetscFinalize());
58 return 0;
59 }
60
61 /*TEST
62
63 build:
64 requires: !complex
65
66 test:
67 nsize: {{1 3}}
68 requires: datafilespath !complex double !defined(PETSC_USE_64BIT_INDICES)
69 args: -f ${DATAFILESPATH}/matrices/arco1 -dof {{1 2 3 4 5 6 8 9 16}} -viewer_binary_skip_info
70 output_file: output/empty.out
71
72 TEST*/
73