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/*@@
@file GRHydro_C2P2CM.F90
@date Sep 23, 2010
@author Joshua Faber, Scott Noble, Bruno Mundim, Luca Baiotti
@desc
A test of the conservative <--> primitive variable exchange
@enddesc
@@*/
#include "cctk.h"
#include "cctk_Parameters.h"
#include "cctk_Arguments.h"
#include "cctk_Functions.h"
#include "GRHydro_Macros.h"
/*@@
@routine c2p2cM
@date Sep 23, 2010
@author Joshua Faber, Scott Noble, Bruno Mundim, Luca Baiotti
@desc
Testing the conservative <--> primitive variable transformations.
The values before and after should match.
@enddesc
@calls
@calledby
@history
@endhistory
@@*/
subroutine c2p2cM(CCTK_ARGUMENTS)
implicit none
DECLARE_CCTK_ARGUMENTS
DECLARE_CCTK_PARAMETERS
DECLARE_CCTK_FUNCTIONS
CCTK_REAL :: det, sdet, invdet
CCTK_REAL :: uxx,uxy,uxz,uyy,uyz,uzz
CCTK_REAL :: gxx_send,gxy_send,gxz_send,gyy_send,gyz_send,gzz_send
CCTK_REAL :: dens_send,sx_send,sy_send,sz_send,tau_send
CCTK_REAL :: bconsx_send, bconsy_send, bconsz_send
CCTK_REAL :: rho_send,velx_send,vely_send,velz_send,eps_send
CCTK_REAL :: press_send,w_lorentz_send
CCTK_REAL :: bvcx_send, bvcy_send, bvcz_send, b2_send
CCTK_REAL :: C2P_failed
CCTK_INT :: epsnegative
! begin EOS Omni vars
CCTK_REAL :: pmin(1), epsmin(1), local_gam(1), epsval(1)
CCTK_INT :: n,keytemp,anyerr,keyerr(1)
CCTK_REAL :: xpress(1),xtemp(1),xye(1),xeps(1),xrho(1)
n=1;keytemp=0;anyerr=0;keyerr(1)=0
xpress(1)=0.0d0;xtemp(1)=0.0d0;xye(1)=0.0d0;xeps(1)=0.0d0
! end EOS Omni vars
call CCTK_WARN(1,"This test works only with Ideal_Fluid EoS")
gxx_send = gxx_init
gxy_send = gxy_init
gxz_send = gxz_init
gyy_send = gyy_init
gyz_send = gyz_init
gzz_send = gzz_init
det = SPATIAL_DETERMINANT(gxx_send,gxy_send,gxz_send,gyy_send,gyz_send,gzz_send)
sdet = sqrt(det)
invdet = 1.d0 / det
uxx = (-gyz_send**2 + gyy_send*gzz_send)*invdet
uxy = (gxz_send*gyz_send - gxy_send*gzz_send)*invdet
uyy = (-gxz_send**2 + gxx_send*gzz_send)*invdet
uxz = (-gxz_send*gyy_send + gxy_send*gyz_send)*invdet
uyz = (gxy_send*gxz_send - gxx_send*gyz_send)*invdet
uzz = (-gxy_send**2 + gxx_send*gyy_send)*invdet
! Initialize the velocity as GRHydro_Con2PrimM_pt may use these
! values as initial guess for its Newton-Raphson procedure.
! velx_send = 0.1d0
! vely_send = 0.1d0
! velz_send = 0.1d0
!
! dens_send = 1.29047362d0
! sx_send = 0.166666658d0
! sy_send = 0.166666658d0
! sz_send = 0.166666658d0
! tau_send = 0.484123939d0
velx_send = velx_init
vely_send = vely_init
velz_send = velz_init
dens_send = dens_init
sx_send = sx_init
sy_send = sy_init
sz_send = sz_init
tau_send = tau_init
bvcx_send = Bx_init
bvcy_send = By_init
bvcz_send = Bz_init
bconsx_send = sdet*Bx_init
bconsy_send = sdet*By_init
bconsz_send = sdet*Bz_init
rho_send = rho_init
eps_send = eps_init
press_send = press_init
w_lorentz_send = sqrt(1.0d0-(gxx_send*velx_send**2+gyy_send*vely_send**2+ &
gzz_send*velz_send**2 &
+2.0d0*(gxy_send*velx_send*vely_send+ &
gxz_send*velx_send*velz_send+ &
gyz_send*vely_send*velz_send &
) &
) &
)
w_lorentz_send = 1.0d0/w_lorentz_send
epsnegative = 0
xrho = 1.0d-10
epsval = 1.0d0
call EOS_Omni_press(GRHydro_eos_handle,keytemp,GRHydro_eos_rf_prec,n,&
xrho,epsval,xtemp,xye,pmin,keyerr,anyerr)
call EOS_Omni_EpsFromPress(GRHydro_eos_handle,keytemp,GRHydro_eos_rf_prec,n,&
xrho,xeps,xtemp,xye,pmin,epsmin,keyerr,anyerr)
local_gam = 0.0d0
xrho = 1.0d0
call EOS_Omni_press(GRHydro_eos_handle,keytemp,GRHydro_eos_rf_prec,n,&
xrho,epsval,xtemp,xye,local_gam,keyerr,anyerr)
local_gam = local_gam + 1.0
C2P_failed = 0.0d0
write(*,*) 'C2P2CM test: initial values.'
write(*,*) ' conservative variables: '
write(*,*) ' dens: ',dens_send
write(*,*) ' sx : ',sx_send
write(*,*) ' sy : ',sy_send
write(*,*) ' sz : ',sz_send
write(*,*) ' tau : ',tau_send
write(*,*) ' Bconsx : ',bconsx_send
write(*,*) ' Bconsy : ',bconsy_send
write(*,*) ' Bconsz : ',bconsz_send
write(*,*) ' eps : ',eps_send
write(*,*) ' W : ',w_lorentz_send
write(*,*) ' Bvecx : ',bvcx_send
write(*,*) ' Bvecy : ',bvcy_send
write(*,*) ' Bvecz : ',bvcz_send
write(*,*) 'C2P2CM test: getting the associated primitive variables.'
call Con2PrimGenM(GRHydro_eos_handle,keytemp,GRHydro_eos_rf_prec,local_gam(1),dens_send,sx_send,sy_send,sz_send, &
tau_send,bconsx_send,bconsy_send,bconsz_send,xtemp(1),xye(1),rho_send,velx_send,vely_send,velz_send, &
eps_send,press_send,bvcx_send,bvcy_send,bvcz_send,b2_send,w_lorentz_send, &
gxx_send,gxy_send,gxz_send,gyy_send,gyz_send,gzz_send,&
uxx,uxy,uxz,uyy,uyz,uzz,det,&
epsnegative,C2P_failed)
write(*,*) 'C2P2CM test: the primitive variables are'
write(*,*) ' primitive variables: '
write(*,*) ' rho : ',rho_send
write(*,*) ' velx : ',velx_send
write(*,*) ' vely : ',vely_send
write(*,*) ' velz : ',velz_send
write(*,*) ' press : ',press_send
write(*,*) ' eps : ',eps_send
write(*,*) ' W : ',w_lorentz_send
write(*,*) ' Bvecx : ',bvcx_send
write(*,*) ' Bvecy : ',bvcy_send
write(*,*) ' Bvecz : ',bvcz_send
write(*,*) ' C2P_failed : ',C2P_failed
write(*,*) 'C2P2CM test: converting back to conserved variables.'
call Prim2ConGenM(GRHydro_eos_handle,gxx_send, gxy_send, gxz_send, gyy_send, gyz_send, gzz_send, det, &
dens_send, sx_send, sy_send, sz_send, tau_send, bconsx_send, bconsy_send, bconsz_send, rho_send, &
velx_send, vely_send, velz_send, eps_send, press_send, bvcx_send, bvcy_send, bvcz_send, w_lorentz_send)
write(*,*) 'C2P2CM test: the conserved variables are'
write(*,*) ' conservative variables: '
write(*,*) ' dens: ',dens_send
write(*,*) ' sx : ',sx_send
write(*,*) ' sy : ',sy_send
write(*,*) ' sz : ',sz_send
write(*,*) ' tau : ',tau_send
write(*,*) ' Bconsx : ',bconsx_send
write(*,*) ' Bconsy : ',bconsy_send
write(*,*) ' Bconsz : ',bconsz_send
write(*,*) ' eps : ',eps_send
write(*,*) ' W : ',w_lorentz_send
write(*,*) ' Bvecx : ',bvcx_send
write(*,*) ' Bvecy : ',bvcy_send
write(*,*) ' Bvecz : ',bvcz_send
STOP
return
end subroutine c2p2cM
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