#include "petscao.h" PetscErrorCode AOPetscToApplicationPermuteReal(AO ao, PetscInt block, PetscReal array)Collective on AO
|ao||- The application ordering context|
|block||- The block size|
|array||- The integer array|
|array||- The permuted array|
Note: The length of the array should be block*N, where N is length provided to the AOCreate*() method that created the AO.
The permutation takes array[i_pet] --> array[i_app], where i_app is the index of 'i' in the application ordering and i_pet is the index of 'i' in the petsc ordering.