ThePEG
1.8.0
Main Page
Related Pages
Modules
Namespaces
Classes
Files
File List
File Members
PDF
PDFCuts.h
1
// -*- C++ -*-
2
//
3
// PDFCuts.h is a part of ThePEG - Toolkit for HEP Event Generation
4
// Copyright (C) 1999-2011 Leif Lonnblad
5
//
6
// ThePEG is licenced under version 2 of the GPL, see COPYING for details.
7
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
8
//
9
#ifndef ThePEG_PDFCuts_H
10
#define ThePEG_PDFCuts_H
11
// This is the declaration of the PDFCuts class.
12
13
#include "ThePEG/Config/ThePEG.h"
14
#include "ThePEG/Utilities/Interval.h"
15
#include "ThePEG/Cuts/Cuts.fh"
16
17
namespace
ThePEG {
18
27
class
PDFCuts
{
28
29
public
:
30
36
PDFCuts
() :
theSMax
() {}
37
41
PDFCuts
(
const
Interval<double>
& newL,
42
const
SInterval
& newScale,
const
Energy2 & newSMax)
43
:
theL
(newL),
theScale
(newScale),
theSMax
(newSMax) {}
44
49
PDFCuts
(
const
Cuts
&,
bool
first,
const
SInterval
& S,
50
const
SInterval
& sHat);
51
56
PDFCuts
(
const
Cuts
&,
bool
first,
Energy
maxEnergy);
58
59
public
:
60
66
double
lMin
()
const
{
return
theL
.
lower
(); }
67
68
72
double
lMax
()
const
{
return
theL
.
upper
(); }
73
77
double
xMin
()
const
{
return
exp(-
lMax
()); }
78
79
83
double
xMax
()
const
{
return
exp(-
lMin
()); }
84
85
89
Energy2
scaleMin
()
const
{
return
theScale
.
lower
(); }
90
91
95
Energy2
scaleMax
()
const
{
return
theScale
.
upper
(); }
96
97
101
Energy2
scaleMax
(
double
x)
const
{
return
min(
scaleMax
(),
sMax
()*x); }
102
103
107
Energy2
scaleMaxL
(
double
l)
const
{
return
scaleMax
(exp(-l)); }
108
109
113
Energy2
sMax
()
const
{
return
theSMax
; }
114
115
117
118
private
:
119
123
Interval<double>
theL
;
124
128
SInterval
theScale
;
129
133
Energy2
theSMax
;
134
135
};
136
137
}
138
139
#endif
/* ThePEG_PDFCuts_H */
Generated on Mon Jul 2 2012 16:06:47 for ThePEG by
1.8.1.1