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/*@@
@file GRHydro_PreLoop.F90
@date Mon Feb 25 11:43:36 2002
@author
@desc
Sets up various scalars used for efficiency reasons.
@enddesc
@@*/
#include "cctk.h"
#include "cctk_Parameters.h"
#include "cctk_Arguments.h"
#include "cctk_Functions.h"
/*@@
@routine GRHydro_Scalar_Setup
@date Mon Feb 25 11:25:27 2002
@author
@desc
Sets up the logical scalars from the parameters. These are
solely used for efficiency.
@enddesc
@calls
@calledby
@history
@endhistory
@@*/
subroutine GRHydro_Scalar_Setup(CCTK_ARGUMENTS)
USE GRHydro_Scalars
implicit none
DECLARE_CCTK_ARGUMENTS
DECLARE_CCTK_PARAMETERS
DECLARE_CCTK_FUNCTIONS
MINMOD = .false.
MINMOD2 = .false.
MINMOD3 = .false.
MC1 = .false.
MC2 = .false.
SUPERBEE = .false.
if (CCTK_EQUALS(tvd_limiter,"minmod")) then
MINMOD = .true.
else if (CCTK_EQUALS(tvd_limiter,"minmod2")) then
MINMOD2 = .true.
else if (CCTK_EQUALS(tvd_limiter,"minmod3")) then
MINMOD3 = .true.
else if (CCTK_EQUALS(tvd_limiter,"vanleerMC")) then
MC1 = .true.
else if (CCTK_EQUALS(tvd_limiter,"vanleerMC2")) then
MC2 = .true.
else if (CCTK_EQUALS(tvd_limiter,"Superbee")) then
SUPERBEE = .true.
else
call CCTK_WARN(0, "TVD Limiter not recognized!")
end if
PPM3=.false.
PPM4=.false.
if (CCTK_EQUALS(ppm_flatten,"stencil_3")) then
PPM3=.true.
else if (CCTK_EQUALS(ppm_flatten,"stencil_4")) then
PPM4=.true.
else
call CCTK_WARN(0, "PPM Flattening Procedure not recognized!")
end if
ANALYTICAL = .false.
if (CCTK_EQUALS(left_eigenvectors,"analytical")) then
ANALYTICAL = .true.
else if (CCTK_EQUALS(left_eigenvectors,"numerical")) then
ANALYTICAL = .false.
else
call CCTK_WARN(0, "Left Eigenvector Mode not recognized!")
end if
FAST = .false.
if (CCTK_EQUALS(numerical_viscosity,"fast")) then
FAST = .true.
else if (CCTK_EQUALS(numerical_viscosity,"normal")) then
FAST = .false.
else
call CCTK_WARN(0, "Numerical Viscosity Mode not recognized!")
end if
end subroutine GRHydro_Scalar_Setup
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