handle distortions (static and time-ordered) More...

#include <coresoftware/blob/master/simulation/g4simulation/g4tpc/PHG4TpcDistortion.h>

Collaboration diagram for PHG4TpcDistortion:

Public Member Functions
	PHG4TpcDistortion ()=default
	constructor

accessors
double	get_x_distortion_cartesian (double x, double y, double z) const
	x distortion for a given truth location of the primary ionization

double	get_y_distortion_cartesian (double x, double y, double z) const
	y distortion for a given truth location of the primary ionization

double	get_z_distortion_cartesian (double x, double y, double z) const
	z distortion for a given truth location of the primary ionization

double	get_r_distortion (double r, double phi, double z) const
	radial distortion for a given cylindrical truth location of the primary ionization

double	get_rphi_distortion (double r, double phi, double z) const
	R*phi (hence the unitful phi-hat) distortion for a given cylindrical truth location of the primary ionization.

double	get_z_distortion (double r, double phi, double z) const
	z distortion for a given cylindrical truth location of the primary ionization

double	get_reaches_readout (double r, double phi, double z) const

int	Verbosity () const
	Gets the verbosity of this module.

modifiers
void	set_do_static_distortions (bool value)
	enable distortions from a single fixed source

void	set_static_distortion_filename (const std::string &value)
	set the filename for the single fixed distortion

void	set_do_time_ordered_distortions (bool value)
	enable time ordered distortions

void	set_time_ordered_distortion_filename (const std::string &value)
	time ordered distortion filename

void	set_read_phi_as_radians (bool flag=true)

void	Init ()
	initialize

void	load_event (int event_num)
	get relevant histogram from time ordered TTrees

void	Verbosity (const int ival)
	Sets the verbosity of this module (0 by default=quiet).

Private Member Functions
double	get_distortion (char axis, double r, double phi, double z) const
	get distortion for a set of histogram and an input momentum distribution

Private Attributes
int	verbosity = 0
	The verbosity level. 0 means not verbose at all.

bool	m_phi_hist_in_radians =true
	Flag controls whether to assume the phi hist units are radians or cm.

static histograms
bool	m_do_static_distortions = false

std::string	m_static_distortion_filename

std::unique_ptr< TFile >	m_static_tfile

TH3 *	hDRint [2] = {nullptr, nullptr}

TH3 *	hDPint [2] = {nullptr, nullptr}

TH3 *	hDZint [2] = {nullptr, nullptr}

TH3 *	hReach [2] = {nullptr, nullptr}

time ordered histograms
bool	m_do_time_ordered_distortions = false

std::string	m_time_ordered_distortion_filename

std::unique_ptr< TFile >	m_time_ordered_tfile

TTree *	TimeTree = nullptr

TH3 *	TimehDR [2] = {nullptr, nullptr}

TH3 *	TimehDP [2] = {nullptr, nullptr}

TH3 *	TimehDZ [2] = {nullptr, nullptr}

TH3 *	TimehRR [2] = {nullptr, nullptr}

Detailed Description

handle distortions (static and time-ordered)

Definition at line 22 of file PHG4TpcDistortion.h.

View newest version in sPHENIX GitHub at line 22 of file PHG4TpcDistortion.h

Constructor & Destructor Documentation

PHG4TpcDistortion::PHG4TpcDistortion ( )

explicitdefault

constructor

Member Function Documentation

double PHG4TpcDistortion::get_distortion	(	char	axis,
		double	r,
		double	phi,
		double	z
	)		const

private

get distortion for a set of histogram and an input momentum distribution

Definition at line 195 of file PHG4TpcDistortion.cc.

View newest version in sPHENIX GitHub at line 195 of file PHG4TpcDistortion.cc

References hDPint, hDRint, hDZint, hReach, m_do_static_distortions, m_do_time_ordered_distortions, TimehDP, TimehDR, TimehDZ, and TimehRR.

Referenced by get_r_distortion(), get_rphi_distortion(), get_x_distortion_cartesian(), get_y_distortion_cartesian(), get_z_distortion(), and get_z_distortion_cartesian().

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double PHG4TpcDistortion::get_r_distortion	(	double	r,
		double	phi,
		double	z
	)		const

radial distortion for a given cylindrical truth location of the primary ionization

Definition at line 168 of file PHG4TpcDistortion.cc.

View newest version in sPHENIX GitHub at line 168 of file PHG4TpcDistortion.cc

References get_distortion().