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+ /*@@
+ @file GRHydro_P2C2PM_polytype.F90
+ @date Sep 25, 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"
+
+ /*@@
+ @routine p2c2pm
+ @date Sep 25, 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 p2c2pm_polytype(CCTK_ARGUMENTS)
+
+ implicit none
+
+ DECLARE_CCTK_ARGUMENTS
+ DECLARE_CCTK_PARAMETERS
+
+ integer didit,i,j,k,nx,ny,nz
+ CCTK_REAL det, local_K
+ 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 rho_send,velx_send,vely_send,velz_send,eps_send
+ CCTK_REAL press_send,w_lorentz_send,x_send,y_send,z_send,r_send
+ CCTK_REAL bvcx_send,bvcy_send,bvcz_send,b2_send
+ CCTK_REAL pmin, epsmin, local_gam, sc_send
+ CCTK_INT C2P_failed
+ logical epsnegative
+
+! begin EOS Omni vars
+ integer :: n = 1
+ integer :: keytemp = 0
+ integer :: anyerr = 0
+ integer :: keyerr(1) = 0
+ real*8 :: xpress = 0.0d0
+ real*8 :: xeps = 0.0d0
+ real*8 :: xtemp = 0.0d0
+ real*8 :: xye = 0.0d0
+! end EOS Omni vars
+
+ call CCTK_WARN(1,"This test works only with Ideal_Fluid EoS")
+
+ nx = cctk_lsh(1)
+ ny = cctk_lsh(2)
+ nz = cctk_lsh(3)
+
+ x_send = 0.0d0
+ y_send = 0.0d0
+ z_send = 0.0d0
+ r_send = 0.0d0
+
+ gxx_send = 1.0d0
+ gyy_send = 1.0d0
+ gzz_send = 1.0d0
+ gxy_send = 0.0d0
+ gxz_send = 0.0d0
+ gyz_send = 0.0d0
+
+ det = 1.0d0
+
+ uxx = 1.0d0
+ uyy = 1.0d0
+ uzz = 1.0d0
+ uxy = 0.0d0
+ uxz = 0.0d0
+ uyz = 0.0d0
+
+ rho_send = 1.29047362d0
+ velx_send = 0.166666658d0
+ vely_send = 0.166666658d0
+ velz_send = 0.166666658d0
+!!$ eps_send = 0.484123939d0
+
+ bvcx_send = Bx_init
+ bvcy_send = By_init
+ bvcz_send = Bz_init
+
+ w_lorentz_send = 1.d0/sqrt(1.0d0-velx_send*velx_send-vely_send*vely_send-velz_send*velz_send)
+
+ epsnegative = .false.
+
+ GRHydro_rho_min = 1.e-10
+
+ call EOS_Omni_press(GRHydro_polytrope_handle,keytemp,GRHydro_eos_rf_prec,n,&
+ rho_send,1.0d0,xtemp,xye,press_send,keyerr,anyerr)
+ call EOS_Omni_press(GRHydro_polytrope_handle,keytemp,GRHydro_eos_rf_prec,n,&
+ GRHydro_rho_min,1.0d0,xtemp,xye,pmin,keyerr,anyerr)
+
+ call EOS_Omni_EpsFromPress(GRHydro_polytrope_handle,keytemp,GRHydro_eos_rf_prec,n,&
+ rho_send,xeps,xtemp,xye,press_send,eps_send,keyerr,anyerr)
+ call EOS_Omni_EpsFromPress(GRHydro_polytrope_handle,keytemp,GRHydro_eos_rf_prec,n,&
+ GRHydro_rho_min,xeps,xtemp,xye,pmin,epsmin,keyerr,anyerr)
+
+ call EOS_Omni_press(GRHydro_polytrope_handle,keytemp,GRHydro_eos_rf_prec,n,&
+ 1.d0,1.d0,xtemp,xye,xpress,keyerr,anyerr)
+ local_K = xpress
+
+ local_gam=log(press_send/local_K)/log(rho_send)
+
+ C2P_failed = 0
+
+ write(*,*) 'P2C2PM 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(*,*) 'P2C2PM test: converting back to conserved variables.'
+ call prim2conpolytypeM(GRHydro_polytrope_handle,gxx_send, gxy_send, gxz_send, gyy_send, gyz_send, gzz_send, det, &
+ dens_send, sx_send, sy_send, sz_send, tau_send, bvcx_send, bvcy_send, bvcz_send, rho_send, &
+ velx_send, vely_send, velz_send, eps_send, press_send, w_lorentz_send)
+
+ write(*,*) 'P2C2PM 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(*,*) ' eps : ',eps_send
+ write(*,*) ' W : ',w_lorentz_send
+ write(*,*) ' Bvecx : ',bvcx_send
+ write(*,*) ' Bvecy : ',bvcy_send
+ write(*,*) ' Bvecz : ',bvcz_send
+
+ write(6,*)'local_K:',local_K
+ sc_send=local_K*dens_send
+
+ write(*,*) 'P2C2PM test: getting the associated primitive variables.'
+ call GRHydro_Con2PrimM_Polytype_pt(GRHydro_polytrope_handle,local_gam,dens_send,sx_send,sy_send,sz_send, &
+ sc_send,rho_send,velx_send,vely_send,velz_send, &
+ eps_send,press_send,w_lorentz_send, &
+ gxx_send,gxy_send,gxz_send,gyy_send,gyz_send,gzz_send,&
+ uxx,uxy,uxz,uyy,uyz,uzz,det,&
+ bvcx_send,bvcy_send,bvcz_send,b2_send,&
+ epsnegative,C2P_failed)
+
+ write(*,*) 'P2C2PM 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
+
+ STOP
+
+ return
+
+end subroutine p2c2pm_polytype