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GenericFunctions/RelativisticBW.hh
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// -*- C++ -*-
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// $Id:
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//---------------------RelativisticBWDistribution---------------------------//
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// //
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// //
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// Joe Boudreau, June 2011 //
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// //
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//--------------------------------------------------------------------------//
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#ifndef RelativisticBWDistribution_h
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#define RelativisticBWDistribution_h 1
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#include "
CLHEP/GenericFunctions/AbsFunction.hh
"
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#include "
CLHEP/GenericFunctions/Parameter.hh
"
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#include "
CLHEP/GenericFunctions/IncompleteGamma.hh
"
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namespace
Genfun {
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class
RelativisticBWDistribution :
public
AbsFunction {
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FUNCTION_OBJECT_DEF
(
RelativisticBWDistribution
)
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public:
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// Constructor
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RelativisticBWDistribution
();
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// Copy constructor
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RelativisticBWDistribution(const RelativisticBWDistribution &right);
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// Destructor
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virtual ~RelativisticBWDistribution();
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// Retreive function value
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virtual
double
operator ()(
double
argument) const;
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virtual
double
operator ()(const
Argument
&
a
)
const
{
return
operator()
(a[0]);}
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// Get the paramter alpha
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Parameter
&
mass
();
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// Get the parameter beta
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Parameter
&
width
();
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private
:
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// It is illegal to assign an adjustable constant
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const
RelativisticBWDistribution
& operator=(
const
RelativisticBWDistribution
&right);
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// Here are the two parameters alpha and beta:
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Parameter
_mass;
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Parameter
_width;
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};
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}
// namespace Genfun
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#endif
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