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FastKtHull.h
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// emacs this is -*-C++-*-
#ifndef FASTKTJET_KTHULL_H
#define FASTKTJET_KTHULL_H
#include "extras/cyl_geom.h"
#include "FastKtUtils.h"
#include "FastKtParam.h"
//************************************************************
/// Experimental jet finder
//************************************************************
namespace SpartyJet {
namespace FastKtJet {
// ************************************************************************
class KtHullInfo : public KtJetInfo {
public:
KtHullInfo(Jet* vec): KtJetInfo(vec){m_radius=-1;};
virtual ~KtHullInfo(){};
point_list_t m_hull;
float getRadius(){
if(m_radius<0) {
m_radius = max_deltaR(point_t(eta,phi),m_hull);
}
return m_radius;
}
protected:
float m_radius;
};
// ************************************************************************
// ************************************************************************
class KtAlgoHull : public KtAlgoStandard {
public:
KtAlgoHull(double rp = 1.5);
virtual void init(jetcollection_t *constituents) ;
virtual bool continueClustering();
virtual void endClustering();
bool doMergeJet(KtHullInfo* j1, KtHullInfo* j2, point_list_t &newhull,float &phicenter );
virtual void setProperty(std::string name,float val);
void setDistanceType(KtDistance::KtDistanceType /*distType*/) {KtAlgoStandard::setDistanceType(KtDistance::Angular);}
protected:
void processStep();
void secondPass();
int m_N;
float m_Rmin, m_ConeMin,m_ConeMax;
float testR(int n) {int d=n/4 ; return m_Rmin+10*exp(-d*m_rParameterSq);}
bool m_secondpass;
bool m_do2steps;
};
// ************************************************************************
// ************************************************************************
class KtListHull : public KtLists {
public:
KtListHull(jetcollection_t *, KtDistance *, KtRecom *recom, bool reversed_mode =false);
virtual ~KtListHull(){};
virtual void buildKtJetInfo(jetcollection_t *jetColl);
void buildKtJetInfoPass2(KtJetInfo_list *jetlist);
};
// ************************************************************************
};
} // namespace SpartyJet
#endif

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