Actual source code: ex61.c
1: static char help[] = "Test VecSetValuesCOO\n\n";
3: #include <petscmat.h>
4: int main(int argc, char **args)
5: {
6: Vec x, y;
7: PetscInt k;
8: const PetscInt M = 18;
9: PetscMPIInt rank, size;
10: PetscBool equal;
11: PetscScalar *vals;
12: PetscBool ignoreRemote = PETSC_FALSE;
14: PetscInt i0[] = {3, 4, 1, 10, 0, 1, 1, 2, 1, 1, 2, 2, 3, 3, 4, 4, 1, 2, 5, 5, 6, 4, 17, 0, 1, 1, 8, 5, 5, 6, 4, 7, 8, 5};
15: PetscInt i1[] = {8, 5, 15, 16, 6, 13, 4, 17, 8, 9, 9, 10, 6, 12, 7, 3, 4, 1, 1, 2, 5, 5, 6, 14, 17, 8, 9, 9, 10, 4, 5, 10, 11, 1, 2};
16: PetscInt i2[] = {7, 7, 8, 8, 9, 16, 17, 9, 10, 1, 1, -2, 2, 3, 3, 14, 4, 5, 10, 13, 9, 9, 10, 1, 0, 0, 5, 5, 6, 6, 13, 13, 14, -14, 4, 4, 5, 11, 11, 12, 15, 15, 16};
18: struct {
19: PetscInt *i;
20: PetscCount n;
21: } coo[3] = {
22: {i0, PETSC_STATIC_ARRAY_LENGTH(i0)},
23: {i1, PETSC_STATIC_ARRAY_LENGTH(i1)},
24: {i2, PETSC_STATIC_ARRAY_LENGTH(i2)}
25: };
27: PetscFunctionBeginUser;
28: PetscCall(PetscInitialize(&argc, &args, (char *)0, help));
29: PetscCall(PetscOptionsGetBool(NULL, NULL, "-ignore_remote", &ignoreRemote, NULL));
30: PetscCallMPI(MPI_Comm_rank(PETSC_COMM_WORLD, &rank));
31: PetscCallMPI(MPI_Comm_size(PETSC_COMM_WORLD, &size));
33: PetscCheck(size <= 3, PETSC_COMM_WORLD, PETSC_ERR_WRONG_MPI_SIZE, "This test requires at most 3 processes");
35: PetscCall(VecCreate(PETSC_COMM_WORLD, &x));
36: PetscCall(VecSetSizes(x, PETSC_DECIDE, M));
37: PetscCall(VecSetType(x, VECSTANDARD));
38: PetscCall(VecSetOption(x, VEC_IGNORE_OFF_PROC_ENTRIES, ignoreRemote));
39: PetscCall(VecSetOption(x, VEC_IGNORE_NEGATIVE_INDICES, PETSC_TRUE));
41: for (k = 0; k < coo[rank].n; k++) {
42: PetscScalar val = (PetscScalar)coo[rank].i[k];
43: PetscCall(VecSetValues(x, 1, &coo[rank].i[k], &val, ADD_VALUES));
44: }
45: PetscCall(VecAssemblyBegin(x));
46: PetscCall(VecAssemblyEnd(x));
48: PetscCall(VecCreate(PETSC_COMM_WORLD, &y));
49: PetscCall(VecSetSizes(y, PETSC_DECIDE, M));
50: PetscCall(VecSetFromOptions(y));
51: PetscCall(VecSetOption(y, VEC_IGNORE_OFF_PROC_ENTRIES, ignoreRemote));
52: PetscCall(VecSetOption(y, VEC_IGNORE_NEGATIVE_INDICES, PETSC_TRUE));
53: PetscCall(VecSetPreallocationCOO(y, coo[rank].n, coo[rank].i));
55: PetscCall(PetscMalloc1(coo[rank].n, &vals));
56: for (k = 0; k < coo[rank].n; k++) vals[k] = (PetscScalar)coo[rank].i[k];
57: PetscCall(VecSetValuesCOO(y, vals, ADD_VALUES));
59: PetscCall(VecEqual(x, y, &equal));
61: if (!equal) {
62: PetscCall(VecView(x, PETSC_VIEWER_STDOUT_WORLD));
63: PetscCall(VecView(y, PETSC_VIEWER_STDOUT_WORLD));
64: SETERRQ(PETSC_COMM_WORLD, PETSC_ERR_PLIB, "VecSetValuesCOO() failed");
65: }
67: PetscCall(PetscFree(vals));
68: PetscCall(VecDestroy(&x));
69: PetscCall(VecDestroy(&y));
70: PetscCall(PetscFinalize());
71: return 0;
72: }
74: /*TEST
76: testset:
77: output_file: output/empty.out
78: nsize: {{1 2 3}}
79: args: -ignore_remote {{0 1}}
81: test:
82: suffix: kokkos
83: requires: kokkos_kernels
84: args: -vec_type kokkos
86: test:
87: suffix: cuda
88: requires: cuda
89: args: -vec_type cuda
91: test:
92: suffix: std
93: args: -vec_type standard
95: TEST*/