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!------------------------------------------------------------------------------|
!------------------------------------------------------------------------------|
! |
! ||===\\ |
! || \\ |
! || || //==\\ || || //==|| ||/==\\ |
! || || || || || || || || || || |
! || // || || || || || || || |
! ||===// \\==// \\==\\ \\==\\ || |
! |
!------------------------------------------------------------------------------|
!------------------------------------------------------------------------------|
! |
! SMOOTH_PRESSURES Jun. 2007 |
! |
!------------------------------------------------------------------------------|
!------------------------------------------------------------------------------|
subroutine smooth_pressures (osolve,ov,params)
use definitions
implicit none
!------------------------------------------------------------------------------|
!(((((((((((((((( Purpose of the routine ))))))))))))))))))))))))))))))))))))))
!------------------------------------------------------------------------------|
!------------------------------------------------------------------------------|
!(((((((((((((((( declaration of the subroutine arguments ))))))))))))))))))))
!------------------------------------------------------------------------------|
type (octreesolve) osolve
type (octreev) ov
type (parameters) params
!------------------------------------------------------------------------------|
!(((((((((((((((( declaration of the subroutine internal variables )))))))))))))
!------------------------------------------------------------------------------|
integer ip,jp,i,ii,j,k,ie,nleaves,iv
integer ierr,iproc,nproc,nb
integer leaf,level,loc
integer, dimension(:),allocatable :: levs
integer, dimension(:), allocatable :: nb_nb
double precision leaf_size,alpha,eps,vol,coords(4),kh_ip
double precision :: x0,y0,z0,dxyz,rhoo,sumpress,s,kh,dist_ij,x,y,z
double precision, dimension(:),allocatable :: xc,yc,zc,xfield,yfield,zfield
double precision, dimension(:),allocatable :: field,newfield
double precision, dimension(:),allocatable :: rho,correc
double precision, dimension(:),allocatable :: countnode
character*72 :: shift
!-------------------------------------------------------------------------------
!-------------------------------------------------------------------------------
INCLUDE 'mpif.h'
call mpi_comm_size (mpi_comm_world,nproc,ierr)
call mpi_comm_rank (mpi_comm_world,iproc,ierr)
shift=' '
select case (params%smoothing_type)
case(0)
!==============================================================================
!=====[No smoothing]===========================================================
!==============================================================================
osolve%spressure=osolve%pressure
case(1)
!==============================================================================
!=====[Center -> Nodes -> Center]==============================================
!==============================================================================
allocate (countnode(osolve%nnode))
allocate (field(osolve%nnode))
field=0
countnode=0
do i=1,osolve%nleaves
do j=1,8
k=osolve%icon(j,i)
field(k) = field(k) + osolve%pressure(i)
countnode(k) = countnode(k) + 1
end do
end do
do i=1,osolve%nnode
if (countnode(i).gt.0.d0) then
field(i) = field(i) / countnode(i)
end if
end do
ov%temporary_nodal_pressure=field
do ie=1,osolve%nleaves
osolve%spressure(ie)=sum(field(osolve%icon(1:8,ie)))/8.d0
enddo
deallocate(countnode)
deallocate(field)
if (iproc.eq.0 .and. params%debug>=1) then
write(*,'(a,2e13.5)') shift//'smooth pressures :',minval(osolve%spressure), &
maxval(osolve%spressure)
end if
case(2)
!==============================================================================
!=====[Center -> Nodes -> Center, weighted by element volumes]=================
!==============================================================================
allocate (countnode(osolve%nnode))
allocate (field(osolve%nnode))
field=0
countnode=0
do i=1,osolve%nleaves
vol=(abs( osolve%x(osolve%icon(1,i))-osolve%x(osolve%icon(2,i)) ) )**3
if (vol.le.0.d0) print *,'pb with vol in pressures'
do j=1,8
k=osolve%icon(j,i)
field(k) = field(k) +osolve%pressure(i) *vol
countnode(k) = countnode(k) + vol
end do
end do
do i=1,osolve%nnode
if (countnode(i).gt.0.d0) then
field(i) = field(i) / countnode(i)
end if
end do
do ie=1,osolve%nleaves
osolve%spressure(ie)=sum(field(osolve%icon(1:8,ie)))/8.d0
enddo
deallocate(countnode)
deallocate(field)
if (iproc.eq.0 .and. params%debug>=1) then
write(*,'(a,2e13.5)') shift//'smooth pressures :',minval(osolve%spressure), &
maxval(osolve%spressure)
end if
!==============================================================================
!=====[error]==================================================================
!==============================================================================
case default
call stop_run('pb with smoothing_type in spressures')
end select
return
end
!-------------------------------------------------------------------------------
!-------------------------------------------------------------------------------