Actual source code: ex254.c
1: static char help[] = "Test MatSetValuesCOO for MPIAIJ and its subclasses \n\n";
3: #include <petscmat.h>
4: int main(int argc, char **args)
5: {
6: Mat A, B;
7: PetscInt k;
8: const PetscInt M = 18, N = 18;
9: PetscMPIInt rank, size;
10: PetscBool equal;
11: PetscScalar *vals;
12: PetscBool flg = PETSC_FALSE;
14: /* Construct 18 x 18 matrices, which are big enough to have complex communication patterns but still small enough for debugging */
15: PetscInt i0[] = {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};
16: PetscInt j0[] = {1, 6, 2, 4, 10, 15, 13, 16, 11, 2, 7, 3, 8, 4, 9, 13, 5, 2, 15, 14, 10, 16, 11, 2, 0, 1, 5, -11, 0, 7, 15, 17, 11, 13, 4, 8, 2, 12, 17, 13, 3, 16, 9};
18: 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};
19: PetscInt j1[] = {2, 3, 16, 9, 5, 17, 1, 13, 4, 10, 16, 11, -5, 12, 1, 7, -1, 2, 7, 3, 6, 11, 0, 11, 13, 4, 10, 16, 11, 8, -2, 15, 12, 7, 3};
21: PetscInt i2[] = {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};
22: PetscInt j2[] = {7, 1, 2, 11, 5, 2, 7, 3, 2, 7, 3, 8, 4, 9, 3, 5, 7, 3, 6, 11, 0, 1, 13, 5, 2, 7, 4, 6, 11, 0, 1, 3, 4, 2};
24: struct {
25: PetscInt *i, *j, n;
26: } coo[3] = {
27: {i0, j0, sizeof(i0) / sizeof(PetscInt)},
28: {i1, j1, sizeof(i1) / sizeof(PetscInt)},
29: {i2, j2, sizeof(i2) / sizeof(PetscInt)}
30: };
33: PetscInitialize(&argc, &args, (char *)0, help);
34: PetscOptionsGetBool(NULL, NULL, "-ignore_remote", &flg, NULL);
35: MPI_Comm_rank(PETSC_COMM_WORLD, &rank);
36: MPI_Comm_size(PETSC_COMM_WORLD, &size);
40: MatCreate(PETSC_COMM_WORLD, &A);
41: MatSetSizes(A, PETSC_DECIDE, PETSC_DECIDE, M, N);
42: MatSetType(A, MATAIJ);
43: MatSeqAIJSetPreallocation(A, 2, NULL);
44: MatMPIAIJSetPreallocation(A, 2, NULL, 2, NULL);
45: MatSetOption(A, MAT_NEW_NONZERO_ALLOCATION_ERR, PETSC_FALSE);
46: MatSetOption(A, MAT_IGNORE_OFF_PROC_ENTRIES, flg);
48: PetscMalloc1(coo[rank].n, &vals);
49: for (k = 0; k < coo[rank].n; k++) {
50: vals[k] = coo[rank].j[k];
51: MatSetValue(A, coo[rank].i[k], coo[rank].j[k], vals[k], ADD_VALUES);
52: }
53: MatAssemblyBegin(A, MAT_FINAL_ASSEMBLY);
54: MatAssemblyEnd(A, MAT_FINAL_ASSEMBLY);
56: MatCreate(PETSC_COMM_WORLD, &B);
57: MatSetSizes(B, PETSC_DECIDE, PETSC_DECIDE, M, N);
58: MatSetFromOptions(B);
59: MatSetOption(B, MAT_IGNORE_OFF_PROC_ENTRIES, flg);
60: MatSetPreallocationCOO(B, coo[rank].n, coo[rank].i, coo[rank].j);
62: MatSetValuesCOO(B, vals, ADD_VALUES);
63: MatEqual(A, B, &equal);
65: if (!equal) {
66: MatView(A, PETSC_VIEWER_STDOUT_WORLD);
67: MatView(B, PETSC_VIEWER_STDOUT_WORLD);
68: SETERRQ(PETSC_COMM_WORLD, PETSC_ERR_PLIB, "MatSetValuesCOO() failed");
69: }
71: PetscFree(vals);
72: MatDestroy(&A);
73: MatDestroy(&B);
75: PetscFinalize();
76: return 0;
77: }
79: /*TEST
81: testset:
82: output_file: output/ex254_1.out
83: nsize: {{1 2 3}}
84: args: -ignore_remote {{0 1}}
86: test:
87: suffix: kokkos
88: requires: kokkos_kernels
89: args: -mat_type aijkokkos
91: test:
92: suffix: cuda
93: requires: cuda
94: args: -mat_type aijcusparse
96: test:
97: suffix: aij
98: args: -mat_type aij
100: testset:
101: # MATHYPRE does not support MAT_IGNORE_OFF_PROC_ENTRIES yet
102: output_file: output/ex254_1.out
103: nsize: {{1 2 3}}
104: suffix: hypre
105: requires: hypre kokkos_kernels
106: args: -ignore_remote 0 -mat_type hypre
108: TEST*/