template<bool do_temp, bool do_ye, bool do_mhd, 
	 bool dc_flag, bool do_ppm_detect>
void GRHydro_ppm1d_cxx(const int nx, 
		      const double dx, 
		      const double* restrict rho, 
		      const double* restrict velx,
		      const double* restrict vely, 
		      const double* restrict velz, 
		      const double* restrict eps, 
		      const double* restrict press,
		      const double* restrict temp,
		      const double* restrict ye,
		      const double* restrict Bvcx,
		      const double* restrict Bvcy,
		      const double* restrict Bvcz,
		      const double* restrict psidc,
		      double* restrict rhominus, 
		      double* restrict velxminus, 
		      double* restrict velyminus,
		      double* restrict velzminus, 
		      double* restrict epsminus, 
		      double* restrict tempminus, 
		      double* restrict yeminus, 
		      double* restrict Bvcxminus,
		      double* restrict Bvcyminus,
		      double* restrict Bvczminus,
		      double* restrict psidcminus,
		      double* restrict rhoplus, 
		      double* restrict velxplus, 
		      double* restrict velyplus,
		      double* restrict velzplus, 
		      double* restrict epsplus,
		      double* restrict tempplus, 
		      double* restrict yeplus,
		      double* restrict Bvcxplus,
		      double* restrict Bvcyplus,
		      double* restrict Bvczplus,
		      double* restrict psidcplus);