KTStructures.h File Reference

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Classes
struct	Constants
	General physics constants. More...
struct	GenParameters
	Generic run parameters. More...
struct	KTKinematics
	Kinematics properties of the \(k_{\rm T}\)-factorised process. More...
struct	KinCuts
	Phase space cuts for event kinematics. More...
struct	EventKinematics
	Single event kinematics. More...

Namespaces
namespace	cepgen
	Common namespace for this Monte Carlo generator.
namespace	cepgen::ktblock
	Collection of common blocks for Fortran \(k_{\rm T}\)-processes.

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Class Documentation

cepgen::ktblock::Constants

struct cepgen::ktblock::Constants

Definition at line 26 of file KTStructures.h.

Class Members
double	m_p	Proton mass.
double	pi	\(\pi\)
double	units	Conversion factor GeV \(^2\to\) barn.

cepgen::ktblock::GenParameters

struct cepgen::ktblock::GenParameters

Definition at line 32 of file KTStructures.h.

Class Members
int	a_nuc1	First beam mass number.
int	a_nuc2	Second beam mass number.
int	icontri	Kinematics mode.
int	idum	Dummy padding variable.
int	iflux1	Type of \(k_{\rm T}\)-factorised flux for first incoming parton.
int	iflux2	Type of \(k_{\rm T}\)-factorised flux for second incoming parton.
double	inp1	First beam momentum, in GeV/c.
double	inp2	Second beam momentum, in GeV/c.
int	z_nuc1	First beam atomic number.
int	z_nuc2	Second beam atomic number.

cepgen::ktblock::KTKinematics

struct cepgen::ktblock::KTKinematics

Definition at line 45 of file KTStructures.h.

Class Members
double	m_x	Invariant mass for the first diffractive state.
double	m_y	Invariant mass for the second diffractive state.
double	phiptdiff	Central system azimuthal angle difference.
double	phiq1t	Azimuthal angle of the first incoming parton.
double	phiq2t	Azimuthal angle of the second incoming parton.
double	ptdiff	Central system pT balance.
double	q1t	Transverse momentum of the first incoming parton.
double	q2t	Transverse momentum of the second incoming parton.
double	y1	First incoming parton rapidity.
double	y2	Second incoming parton rapidity.

cepgen::ktblock::KinCuts

struct cepgen::ktblock::KinCuts

Definition at line 58 of file KTStructures.h.

Class Members
double	dely_max	Maximal rapidity difference for central system.
double	dely_min	Minimal rapidity difference for central system.
double	ene_max	Maximal single particle energy.
double	ene_min	Minimal single particle energy.
double	eta_max	Maximal single particle pseudo-rapidity.
double	eta_min	Minimal single particle pseudo-rapidity.
int	idely	Switch for cut on rapidity difference.
int	iene	Switch for cut on single particle energy.
int	ieta	Switch for cut on single particle pseudo-rapidity.
int	iinvm	Switch for cut on central system invariant mass.
double	invm_max	Maximal central system invariant mass.
double	invm_min	Minimal central system invariant mass.
int	ipt	Switch for cut on single particle transverse momentum.
int	iptsum	Switch for cut on central system transverse momentum.
double	pt_max	Maximal single particle transverse momentum.
double	pt_min	Minimal single particle transverse momentum.
double	ptsum_max	Maximal central system transverse momentum.
double	ptsum_min	Minimal central system transverse momentum.