cosmo::BSSNGaugeHandler Class Reference

Collaboration diagram for cosmo::BSSNGaugeHandler:

Public Member Functions
	BSSNGaugeHandler ()
	Initialize with static, non-evolving gauge.
	BSSNGaugeHandler (ConfigParser *config, BSSN *bssnSim)
	Initialize with gauge determined by config file (default to a "static", non-evolving gauge)
void	setLapseFn (std::string name)
	Set the lapse function.
void	setShiftFn (std::string name)
	Set the shift function.
real_t	ev_lapse (BSSNData *bd)
	Lapse evolution function for BSSN class to call.
real_t	ev_shift1 (BSSNData *bd)
	Shift in x-dir evolution function for BSSN class to call.
real_t	ev_shift2 (BSSNData *bd)
	Shift in y-dir evolution function for BSSN class to call.
real_t	ev_shift3 (BSSNData *bd)
	Shift in z-dir evolution function for BSSN class to call.

Private Types
typedef real_t(BSSNGaugeHandler::*	bssn_gauge_func_t) (BSSNData *bd)
	internal function pointer type

Private Member Functions
real_t	Static (BSSNData *bd)
	Don't evolve anything. More...
real_t	HarmonicLapse (BSSNData *bd)
	Hamonic gauge lapse.
real_t	ConformalFLRWLapse (BSSNData *bd)
	Locally conformal FLRW-type lapse.
real_t	OnePlusLogLapse (BSSNData *bd)
	1 + log slicing
real_t	GeneralizedNewton (BSSNData *bd)
real_t	AnharmonicLapse (BSSNData *bd)
	Generalized Newton, see notes. More...
real_t	ConformalSyncLapse (BSSNData *bd)
	Untested/experimental gauge choice; conformal synchronous gauge Relies on having reference metric for K_FRW See also ConformalFLRWLapse.
real_t	GammaDriverShift1 (BSSNData *bd)
	Gamma driver shift in x-dir.
real_t	GammaDriverShift2 (BSSNData *bd)
	Gamma driver shift in y-dir.
real_t	GammaDriverShift3 (BSSNData *bd)
	Gamma driver shift in z-dir.
real_t	DampedWaveLapse (BSSNData *bd)
	Damped wave gauge lapse.
real_t	DampedWaveShift1 (BSSNData *bd)
	Damped wave gauge shift in x-dir.
real_t	DampedWaveShift2 (BSSNData *bd)
	Damped wave gauge shift in y-dir.
real_t	DampedWaveShift3 (BSSNData *bd)
	Damped wave gauge shift in z-dir.
real_t	AwAGaugeWaveLapse (BSSNData *bd)
	AwA gauge wave test lapse.
real_t	AwAShiftedWaveLapse (BSSNData *bd)
	AwA shifted gauge wave test lapse.
real_t	AwAShiftedWaveShift1 (BSSNData *bd)
	AwA shifted gauge wave test shift in x-dir.
real_t	AwAShiftedWaveShift2 (BSSNData *bd)
	AwA shifted gauge wave test shift in y-dir.
real_t	AwAShiftedWaveShift3 (BSSNData *bd)
	AwA shifted gauge wave test shift in z-dir.
real_t	TestKDriverLapse (BSSNData *bd)
	Trial Lapse function in cosmology Assumes reference metric is not used / minkowski.
real_t	TestAijDriverLapse (BSSNData *bd)
	Trial Lapse function in cosmology.
real_t	AijDriverShift1 (BSSNData *bd)
	Aij driver test gauge.
real_t	AijDriverShift2 (BSSNData *bd)
real_t	AijDriverShift3 (BSSNData *bd)
void	_initGaugeMaps ()
void	_initDefaultParameters (ConfigParser *config)

Private Attributes
BSSN *	bssn
std::map< std::string, bssn_gauge_func_t >	lapse_gauge_map
std::map< std::string, std::map< std::string, bssn_gauge_func_t > >	shift_gauge_map
bssn_gauge_func_t	lapse_fn
	Lapse evolution function.
bssn_gauge_func_t	shift_fn1
	Shift evolution function.
bssn_gauge_func_t	shift_fn2
	Shift evolution function.
bssn_gauge_func_t	shift_fn3
	Shift evolution function.
real_t	gd_c
	Tunable gauge parameter.
real_t	exp_sync_gauge_c
real_t	GN_eta
real_t	dw_mu_l
	damped wave "mu_l" parameter
real_t	dw_mu_s
	damped wave "mu_s" parameter
real_t	dw_p
	damped wave "p" parameter
real_t	gauge_wave_dir
	wave direction of prop. ( {1,2,3})
real_t	k_driver_coeff

Member Function Documentation

real_t cosmo::BSSNGaugeHandler::AnharmonicLapse ( BSSNData *  bd )

private

Generalized Newton, see notes.

Experimental gauge choice, quasi-newtonian

real_t cosmo::BSSNGaugeHandler::Static ( BSSNData *  bd )

private

Don't evolve anything.

Returns

0

---

The documentation for this class was generated from the following files:

• components/bssn/BSSNGaugeHandler.h
• components/bssn/BSSNGaugeHandler.cc