Actual source code: ex7.c
2: static char help[] = "Tests PetscSortIntWithPermutation().\n\n";
4: #include <petscsys.h>
6: int main(int argc, char **argv)
7: {
8: PetscInt i;
9: PetscInt x[] = {39, 9, 39, 39, 29}, index[5];
10: PetscInt x2[] = {39, 9, 19, 39, 29, 39, 29, 39}, index2[8];
12: PetscFunctionBeginUser;
13: PetscCall(PetscInitialize(&argc, &argv, (char *)0, help));
14: PetscCall(PetscPrintf(PETSC_COMM_SELF, "1st test\n"));
15: for (i = 0; i < 5; i++) index[i] = i;
16: PetscCall(PetscSortIntWithPermutation(5, x, index));
17: for (i = 0; i < 5; i++) PetscCall(PetscPrintf(PETSC_COMM_SELF, " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT "\n", x[i], index[i], x[index[i]]));
19: PetscCall(PetscPrintf(PETSC_COMM_SELF, "\n2nd test\n"));
20: for (i = 0; i < 8; i++) index2[i] = i;
21: PetscCall(PetscSortIntWithPermutation(8, x2, index2));
22: for (i = 0; i < 8; i++) PetscCall(PetscPrintf(PETSC_COMM_SELF, " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT "\n", x2[i], index2[i], x2[index2[i]]));
23: PetscCall(PetscFinalize());
24: return 0;
25: }
27: /*TEST
29: test:
31: TEST*/