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/*@@
@file GRHydro_CalcUpdateM.F90
@date Oct 10, 2010
@author Joshua Faber, Scott Noble, Bruno Mundim, Ian Hawke
@desc
Calculates the update terms given the fluxes. Moved to here so that
@enddesc
@@*/
#include "cctk.h"
#include "cctk_Arguments.h"
#include "cctk_Parameters.h"
#include "cctk_Functions.h"
#include "SpaceMask.h"
/*@@
@routine UpdateCalculationM
@date Oct 10, 2010
@author Joshua Faber, Scott Noble, Bruno Mundim, Ian Hawke
@desc
Calculates the update terms from the fluxes.
@enddesc
@calls
@calledby
@history
Moved out of the Riemann solver routines to make the FishEye /
weighted flux calculation easier.
@endhistory
@@*/
subroutine UpdateCalculationM(CCTK_ARGUMENTS)
implicit none
DECLARE_CCTK_ARGUMENTS
DECLARE_CCTK_PARAMETERS
DECLARE_CCTK_FUNCTIONS
CCTK_INT :: i,j,k,itracer
CCTK_REAL :: idx, alp_l, alp_r
CCTK_INT :: type_bits, atmosphere, not_atmosphere
call SpaceMask_GetTypeBits(type_bits, "Hydro_Atmosphere")
call SpaceMask_GetStateBits(atmosphere, "Hydro_Atmosphere",&
"in_atmosphere")
call SpaceMask_GetStateBits(not_atmosphere, "Hydro_Atmosphere",&
"not_in_atmosphere")
idx = 1.d0 / CCTK_DELTA_SPACE(flux_direction)
if (CCTK_EQUALS(method_type, "RSA FV")) then
if (use_weighted_fluxes == 0) then
!$OMP PARALLEL DO PRIVATE(i,j,itracer,alp_l, alp_r)
do k = GRHydro_stencil + 1, cctk_lsh(3) - GRHydro_stencil
do j = GRHydro_stencil + 1, cctk_lsh(2) - GRHydro_stencil
do i = GRHydro_stencil + 1, cctk_lsh(1) - GRHydro_stencil
alp_l = 0.5d0 * (alp(i,j,k) + &
alp(i-xoffset,j-yoffset,k-zoffset))
alp_r = 0.5d0 * (alp(i,j,k) + &
alp(i+xoffset,j+yoffset,k+zoffset))
densrhs(i,j,k) = densrhs(i,j,k) + &
(alp_l * densflux(i-xoffset,j-yoffset,k-zoffset) - &
alp_r * densflux(i,j,k)) * idx
srhs(i,j,k,1) = srhs(i,j,k,1) + &
(alp_l * sxflux(i-xoffset,j-yoffset,k-zoffset) - &
alp_r * sxflux(i,j,k)) * idx
srhs(i,j,k,2) = srhs(i,j,k,2) + &
(alp_l * syflux(i-xoffset,j-yoffset,k-zoffset) - &
alp_r * syflux(i,j,k)) * idx
srhs(i,j,k,3) = srhs(i,j,k,3) + &
(alp_l * szflux(i-xoffset,j-yoffset,k-zoffset) - &
alp_r * szflux(i,j,k)) * idx
taurhs(i,j,k) = taurhs(i,j,k) + &
(alp_l * tauflux(i-xoffset,j-yoffset,k-zoffset) - &
alp_r * tauflux(i,j,k)) * idx
Bvecrhs(i,j,k,1) = Bvecrhs(i,j,k,1) + &
(alp_l * Bvecxflux(i-xoffset,j-yoffset,k-zoffset) - &
alp_r * Bvecxflux(i,j,k)) * idx
Bvecrhs(i,j,k,2) = Bvecrhs(i,j,k,2) + &
(alp_l * Bvecyflux(i-xoffset,j-yoffset,k-zoffset) - &
alp_r * Bvecyflux(i,j,k)) * idx
Bvecrhs(i,j,k,3) = Bvecrhs(i,j,k,3) + &
(alp_l * Bveczflux(i-xoffset,j-yoffset,k-zoffset) - &
alp_r * Bveczflux(i,j,k)) * idx
if(clean_divergence.ne.0) then
psidcrhs(i,j,k) = psidcrhs(i,j,k) + &
(alp_l * psidcflux(i-xoffset,j-yoffset,k-zoffset) - &
alp_r * psidcflux(i,j,k)) * idx
endif
if (evolve_tracer .ne. 0) then
do itracer=1,number_of_tracers
cons_tracerrhs(i,j,k,itracer) = cons_tracerrhs(i,j,k,itracer) + &
(alp_l * cons_tracerflux(i-xoffset,j-yoffset,k-zoffset,itracer) - &
alp_r * cons_tracerflux(i,j,k,itracer)) * idx
enddo
end if
if (evolve_Y_e .ne. 0) then
Y_e_con_rhs(i,j,k) = Y_e_con_rhs(i,j,k) + &
(alp_l * Y_e_con_flux(i-xoffset,j-yoffset,k-zoffset) - &
alp_r * Y_e_con_flux(i,j,k)) * idx
end if
if (wk_atmosphere .eq. 1) then
if ( (atmosphere_mask(i,j,k) .eq. 1) .or. &
(SpaceMask_CheckStateBitsF90(space_mask,i,j,k,type_bits,atmosphere)) ) then
!!$ We are in the atmosphere so the momentum flux must vanish
srhs(i,j,k,:) = 0.d0
if ( ( (atmosphere_mask(i-1,j ,k ) .eq. 1) .and. &
(atmosphere_mask(i+1,j ,k ) .eq. 1) .and. &
(atmosphere_mask(i ,j-1,k ) .eq. 1) .and. &
(atmosphere_mask(i ,j+1,k ) .eq. 1) .and. &
(atmosphere_mask(i ,j ,k-1) .eq. 1) .and. &
(atmosphere_mask(i ,j ,k+1) .eq. 1) &
) .or. &
( (SpaceMask_CheckStateBitsF90(space_mask,i-1,j ,k ,type_bits,atmosphere)) .and. &
(SpaceMask_CheckStateBitsF90(space_mask,i+1,j ,k ,type_bits,atmosphere)) .and. &
(SpaceMask_CheckStateBitsF90(space_mask,i ,j-1,k ,type_bits,atmosphere)) .and. &
(SpaceMask_CheckStateBitsF90(space_mask,i ,j+1,k ,type_bits,atmosphere)) .and. &
(SpaceMask_CheckStateBitsF90(space_mask,i ,j ,k-1,type_bits,atmosphere)) .and. &
(SpaceMask_CheckStateBitsF90(space_mask,i ,j ,k+1,type_bits,atmosphere)) &
) &
) then
!!$ All neighbours are also atmosphere so all rhs vanish
densrhs(i,j,k) = 0.d0
taurhs(i,j,k) = 0.d0
!!$
!!$ We should still evolve the B-field in the atmosphere
!!$
end if
end if
end if
enddo
enddo
enddo
!$OMP END PARALLEL DO
else
call CCTK_WARN(0, "Not supported")
!!$ do k = GRHydro_stencil + 1, cctk_lsh(3) - GRHydro_stencil
!!$ do j = GRHydro_stencil + 1, cctk_lsh(2) - GRHydro_stencil
!!$ do i = GRHydro_stencil + 1, cctk_lsh(1) - GRHydro_stencil
!!$
!!$ alp_l = 0.5d0 * (alp(i,j,k) + &
!!$ alp(i-xoffset,j-yoffset,k-zoffset))
!!$ alp_r = 0.5d0 * (alp(i,j,k) + &
!!$ alp(i+xoffset,j+yoffset,k+zoffset))
!!$
!!$ densrhs(i,j,k) = densrhs(i,j,k) + &
!!$ (alp_l * &
!!$ &cell_surface(i-xoffset,j-yoffset,k-zoffset,flux_direction) * &
!!$ &densflux(i-xoffset,j-yoffset,k-zoffset) - &
!!$ alp_r * &
!!$ &cell_surface(i,j,k,flux_direction) * &
!!$ &densflux(i,j,k)) * idx / cell_volume(i,j,k)
!!$ sxrhs(i,j,k) = sxrhs(i,j,k) + &
!!$ (alp_l * &
!!$ &cell_surface(i-xoffset,j-yoffset,k-zoffset,flux_direction) * &
!!$ &sxflux(i-xoffset,j-yoffset,k-zoffset) - &
!!$ alp_r * &
!!$ &cell_surface(i,j,k,flux_direction) * &
!!$ &sxflux(i,j,k)) * idx / cell_volume(i,j,k)
!!$ syrhs(i,j,k) = syrhs(i,j,k) + &
!!$ (alp_l * &
!!$ &cell_surface(i-xoffset,j-yoffset,k-zoffset,flux_direction) * &
!!$ &syflux(i-xoffset,j-yoffset,k-zoffset) - &
!!$ alp_r * &
!!$ &cell_surface(i,j,k,flux_direction) * &
!!$ &syflux(i,j,k)) * idx / cell_volume(i,j,k)
!!$ szrhs(i,j,k) = szrhs(i,j,k) + &
!!$ (alp_l * &
!!$ &cell_surface(i-xoffset,j-yoffset,k-zoffset,flux_direction) * &
!!$ &szflux(i-xoffset,j-yoffset,k-zoffset) - &
!!$ alp_r * &
!!$ &cell_surface(i,j,k,flux_direction) * &
!!$ &szflux(i,j,k)) * idx / cell_volume(i,j,k)
!!$ taurhs(i,j,k) = taurhs(i,j,k) + &
!!$ (alp_l * &
!!$ &cell_surface(i-xoffset,j-yoffset,k-zoffset,flux_direction) * &
!!$ &tauflux(i-xoffset,j-yoffset,k-zoffset) - &
!!$ alp_r * &
!!$ &cell_surface(i,j,k,flux_direction) * &
!!$ &tauflux(i,j,k)) * idx / cell_volume(i,j,k)
!!$
!!$ enddo
!!$ enddo
!!$ enddo
end if
else if (CCTK_EQUALS(method_type, "Flux split FD")) then
do k = GRHydro_stencil + 1, cctk_lsh(3) - GRHydro_stencil
do j = GRHydro_stencil + 1, cctk_lsh(2) - GRHydro_stencil
do i = GRHydro_stencil + 1, cctk_lsh(1) - GRHydro_stencil
densrhs(i,j,k) = densrhs(i,j,k) + &
(densflux(i-xoffset,j-yoffset,k-zoffset) - &
densflux(i,j,k)) * idx
srhs(i,j,k,1) = srhs(i,j,k,1) + &
(sxflux(i-xoffset,j-yoffset,k-zoffset) - &
sxflux(i,j,k)) * idx
srhs(i,j,k,2) = srhs(i,j,k,2) + &
(syflux(i-xoffset,j-yoffset,k-zoffset) - &
syflux(i,j,k)) * idx
srhs(i,j,k,3) = srhs(i,j,k,3) + &
(szflux(i-xoffset,j-yoffset,k-zoffset) - &
szflux(i,j,k)) * idx
taurhs(i,j,k) = taurhs(i,j,k) + &
(tauflux(i-xoffset,j-yoffset,k-zoffset) - &
tauflux(i,j,k)) * idx
Bvecrhs(i,j,k,1) = Bvecrhs(i,j,k,1) + &
(Bvecxflux(i-xoffset,j-yoffset,k-zoffset) - &
Bvecxflux(i,j,k)) * idx
Bvecrhs(i,j,k,2) = Bvecrhs(i,j,k,2) + &
(Bvecyflux(i-xoffset,j-yoffset,k-zoffset) - &
Bvecyflux(i,j,k)) * idx
Bvecrhs(i,j,k,3) = Bvecrhs(i,j,k,3) + &
(Bveczflux(i-xoffset,j-yoffset,k-zoffset) - &
Bveczflux(i,j,k)) * idx
if(clean_divergence.ne.0) then
psidcrhs(i,j,k) = psidcrhs(i,j,k) + &
(psidcflux(i-xoffset,j-yoffset,k-zoffset) - &
psidcflux(i,j,k)) * idx
endif
enddo
enddo
enddo
end if
return
end subroutine UpdateCalculationM
|
