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MESH: Move the second part of update_mesh() to update_neighbor_refinement().

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The second part of update_mesh(), in which we update neighbor refinement
flags, has been moved to a new subroutine update_neighbor_refinement().

Signed-off-by: Grzegorz Kowal <grzegorz@amuncode.org>
This commit is contained in:
Grzegorz Kowal 2014-06-23 10:33:10 -03:00
parent b12335528a
commit 83c1a5da1e
1 changed files with 73 additions and 27 deletions
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100
src/mesh.F90
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@ -835,39 +835,17 @@ module mesh
!
call check_data_block_refinement()
!! SELECT NEIGHBORS OF REFINED BLOCKS TO BE REFINED IF NECESSARY
! update neighbor refinement flags, if they need to be refined as well
!
call update_neighbor_refinement()
!! CHECK IF BLOCK CHILDREN CAN BE DEREFINED
!!
! iterate over all levels starting from top and correct the refinement
! of neighbor blocks
!
do l = toplev, 1, -1
! set the pointer to the first block on the meta block list
!
pmeta => list_meta
! iterate over all meta blocks
!
do while (associated(pmeta))
! check only leafs at the current level
!
if (pmeta%leaf .and. pmeta%level == l) then
! select all neighbors which lay on lower levels to be refined as well
!
call set_neighbors_refine(pmeta)
end if ! the leaf at level l
! assign a pointer to the next block
!
pmeta => pmeta%next
end do ! meta blocks
!! CHECK IF BLOCK CHILDREN CAN BE DEREFINED
!!
! now check all derefined block if their siblings are set for derefinement too
! and are at the same level; check only levels > 1
!
@ -1939,6 +1917,74 @@ module mesh
!-------------------------------------------------------------------------------
!
end subroutine check_data_block_refinement
!
!===============================================================================
!
! subroutine UPDATE_NEIGHBOR_REFINEMENT:
! -------------------------------------
!
! Subroutine scans over all neighbors of blocks selected for refinement or
! derefinement, and if necessary selects them to be refined as well, or
! cancels their derefinement.
!
!
!===============================================================================
!
subroutine update_neighbor_refinement()
! import external procedures and variables
!
use blocks , only : block_meta, list_meta
use blocks , only : set_neighbors_refine
use coordinates , only : toplev
! local variables are not implicit by default
!
implicit none
! local pointers
!
type(block_meta), pointer :: pmeta
! local variables
!
integer(kind=4) :: l
!-------------------------------------------------------------------------------
!
! iterate down over all levels and correct the refinement of neighbor blocks
!
do l = toplev, 1, -1
! assign pmeta to the first meta block on the list
!
pmeta => list_meta
! iterate over all meta blocks
!
do while (associated(pmeta))
! check only leafs at the current level
!
if (pmeta%leaf .and. pmeta%level == l) then
! correct neighbor refinement flags
!
call set_neighbors_refine(pmeta)
end if ! the leaf at level l
! assign pmeta to the next meta block
!
pmeta => pmeta%next
end do ! iterate over meta blocks
end do ! levels
!-------------------------------------------------------------------------------
!
end subroutine update_neighbor_refinement
!===============================================================================
!