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/*@@
@file GRHydro_Reconstruct.F90
@date Sat Jan 26 02:13:25 2002
@author Bruno Mundim, Josh Faber, Christian D. Ott
@desc
Wrapper routine to perform the reconstruction.
@enddesc
@@*/
#include "cctk.h"
#include "cctk_Arguments.h"
#include "cctk_Parameters.h"
#include "cctk_Functions.h"
#include "SpaceMask.h"
/*@@
@routine Reconstruction
@date Sat Jan 26 02:13:47 2002
@author Luca Baiotti, Ian Hawke, Christian D. Ott
@desc
A wrapper routine to do reconstruction. Currently just does
TVD on the primitive variables.
@enddesc
@calls
@calledby
@history
@endhistory
@@*/
subroutine Reconstruction(CCTK_ARGUMENTS)
implicit none
! save memory when MP is not used
! TARGET as to be before DECLARE_CCTK_ARGUMENTS for gcc 4.1
TARGET lvel, vel
DECLARE_CCTK_ARGUMENTS
DECLARE_CCTK_PARAMETERS
DECLARE_CCTK_FUNCTIONS
CCTK_INT :: i,j,k
CCTK_REAL :: local_min_tracer
CCTK_INT :: type_bits, not_trivial
! save memory when MP is not used
CCTK_INT :: GRHydro_UseGeneralCoordinates
CCTK_REAL, DIMENSION(:,:,:,:), POINTER :: vup
if (GRHydro_UseGeneralCoordinates(cctkGH).ne.0) then
vup => lvel
else
vup => vel
end if
if (CCTK_EQUALS(recon_method,"tvd")) then
! this handles MHD and non-MHD
call GRHydro_TVDReconstruct_drv(CCTK_PASS_FTOF)
else if (CCTK_EQUALS(recon_method,"ppm")) then
if(evolve_mhd.ne.0) then
call GRHydro_PPMMReconstruct_drv(CCTK_PASS_FTOF)
else
call GRHydro_PPMReconstruct_drv(CCTK_PASS_FTOF)
end if
else if (CCTK_EQUALS(recon_method,"eno")) then
! this handles MHD and non-MHD
call GRHydro_ENOReconstruct_drv(CCTK_PASS_FTOF)
else
call CCTK_WARN(0, "Reconstruction method not recognized!")
end if
if (evolve_tracer .ne. 0) then
if (use_min_tracer .ne. 0) then
local_min_tracer = min_tracer
else
local_min_tracer = 0.0d0
end if
end if
if (flux_direction == 1) then
call SpaceMask_GetTypeBits(type_bits, "Hydro_RiemannProblemX")
call SpaceMask_GetStateBits(not_trivial, "Hydro_RiemannProblemX", &
&"not_trivial")
else if (flux_direction == 2) then
call SpaceMask_GetTypeBits(type_bits, "Hydro_RiemannProblemY")
call SpaceMask_GetStateBits(not_trivial, "Hydro_RiemannProblemY", &
&"not_trivial")
else if (flux_direction == 3) then
call SpaceMask_GetTypeBits(type_bits, "Hydro_RiemannProblemZ")
call SpaceMask_GetStateBits(not_trivial, "Hydro_RiemannProblemZ", &
&"not_trivial")
else
call CCTK_WARN(0, "Flux direction not x,y,z")
end if
!$OMP PARALLEL DO PRIVATE(i,j,k)
do k = GRHydro_stencil, cctk_lsh(3) - GRHydro_stencil + 1
do j = GRHydro_stencil, cctk_lsh(2) - GRHydro_stencil + 1
do i = GRHydro_stencil, cctk_lsh(1) - GRHydro_stencil + 1
if(rhoplus(i,j,k).lt.GRHydro_rho_min .or. &
rhominus(i,j,k).lt.GRHydro_rho_min) then
rhoplus(i,j,k) = rho(i,j,k)
rhominus(i,j,k) = rho(i,j,k)
epsplus(i,j,k) = eps(i,j,k)
epsminus(i,j,k) = eps(i,j,k)
velxplus(i,j,k) = vup(i,j,k,1)
velyplus(i,j,k) = vup(i,j,k,2)
velzplus(i,j,k) = vup(i,j,k,3)
velxminus(i,j,k) = vup(i,j,k,1)
velyminus(i,j,k) = vup(i,j,k,2)
velzminus(i,j,k) = vup(i,j,k,3)
if(evolve_y_e.ne.0) then
y_e_plus(i,j,k) = y_e(i,j,k)
y_e_minus(i,j,k) = y_e(i,j,k)
endif
if(evolve_tracer.ne.0) then
where(tracerplus(i,j,k,:).le.local_min_tracer .or. &
tracerminus(i,j,k,:).le.local_min_tracer)
tracerplus(i,j,k,:) = tracer(i,j,k,:)
tracerminus(i,j,k,:) = tracer(i,j,k,:)
end where
end if
end if
! Riemann problem might not be trivial anymore!!!!
SpaceMask_SetStateBitsF90(space_mask, i-xoffset, j-yoffset, k-zoffset, type_bits, not_trivial)
SpaceMask_SetStateBitsF90(space_mask, i, j, k, type_bits, not_trivial)
enddo
enddo
enddo
!$OMP END PARALLEL DO
if (CCTK_EQUALS(recon_vars,"primitive").or.&
CCTK_EQUALS(recon_method,"ppm")) then
if(evolve_mhd.ne.0) then
call primitive2conservativeM(CCTK_PASS_FTOF)
else
call primitive2conservative(CCTK_PASS_FTOF)
endif
else if (CCTK_EQUALS(recon_vars,"conservative")) then
if(evolve_mhd.ne.0) then
call Conservative2PrimitiveBoundsM(CCTK_PASS_FTOF)
else
call Conservative2PrimitiveBounds(CCTK_PASS_FTOF)
endif
else
call CCTK_WARN(0,"Variable type to reconstruct not recognized.")
end if
return
end subroutine Reconstruction
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