/data/refman/pasoursint/CMSSW_5_2_9/src/Fireworks/ParticleFlow/plugins/FWPFCandidate3DProxyBuilder.cc

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// -*- C++ -*-
//
// Package:     ParticleFlow
// Class  :     FWCandidate3DProxyBuilder
// 
// Implementation:
//     <Notes on implementation>
//
// Original Author:  Colin Bernet
//         Created:  Fri May 28 15:58:19 CEST 2010
// Edited:           sharris, Wed 9 Feb 2011, 17:34
//

// System include files
#include "TEveTrack.h"
#include "TEveTrackPropagator.h"
#include "DataFormats/ParticleFlowCandidate/interface/PFCandidate.h"

// User include files
#include "Fireworks/Core/interface/FWSimpleProxyBuilderTemplate.h"
#include "Fireworks/Core/interface/FWEvePtr.h"
#include "Fireworks/Core/src/CmsShowMain.h"
#include "Fireworks/Core/interface/FWEventItem.h"
#include "Fireworks/ParticleFlow/interface/setTrackTypePF.h"

//-----------------------------------------------------------------------------
// FWPFCandidate3DProxyBuilder
//-----------------------------------------------------------------------------

class FWPFCandidate3DProxyBuilder : public FWSimpleProxyBuilderTemplate<reco::PFCandidate>
{
      
   public:
   // ---------------- Constructor(s)/Destructor ----------------------
      FWPFCandidate3DProxyBuilder() {}
      virtual ~FWPFCandidate3DProxyBuilder();
   
      REGISTER_PROXYBUILDER_METHODS();

   private:
      FWPFCandidate3DProxyBuilder( const FWPFCandidate3DProxyBuilder& );                    // Stop default
      const FWPFCandidate3DProxyBuilder& operator=( const FWPFCandidate3DProxyBuilder& );   // Stop default

   // --------------------- Member Functions --------------------------
      void build( const reco::PFCandidate& iData, unsigned int iIndex, TEveElement& oItemHolder, const FWViewContext* );

};
//=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_=_



//______________________________________________________________________________
FWPFCandidate3DProxyBuilder::~FWPFCandidate3DProxyBuilder(){}

//______________________________________________________________________________
void 
FWPFCandidate3DProxyBuilder::build( const reco::PFCandidate& iData, unsigned int iIndex, TEveElement& oItemHolder, const FWViewContext* ) 
{
  TEveRecTrack t;
  t.fBeta = 1.;
  t.fP = TEveVector( iData.px(), iData.py(), iData.pz() );
  t.fV = TEveVector( iData.vertex().x(), iData.vertex().y(), iData.vertex().z() );
  t.fSign = iData.charge();
  TEveTrack* trk = new TEveTrack(&t, context().getTrackPropagator() );

  trk->MakeTrack();

  fireworks::setTrackTypePF( iData, trk );
  setupAddElement( trk, &oItemHolder );
}

//______________________________________________________________________________
REGISTER_FWPROXYBUILDER(FWPFCandidate3DProxyBuilder, reco::PFCandidate,"PF Candidates", FWViewType::kAll3DBits | FWViewType::kAllRPZBits );