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/data/refman/pasoursint/CMSSW_4_2_9_HLT1_bphpatch4/src/Fireworks/Electrons/plugins/FWPhotonProxyBuilder.cc

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00001 // -*- C++ -*-
00002 //
00003 // Package:     Photons
00004 // Class  :     FWPhotonProxyBuilder
00005 //
00006 // Implementation:
00007 //     <Notes on implementation>
00008 //
00009 // Original Author:  Chris Jones
00010 //         Created:  Wed Nov 26 14:52:01 EST 2008
00011 // $Id: FWPhotonProxyBuilder.cc,v 1.20 2010/11/11 20:25:28 amraktad Exp $
00012 //
00013 
00014 #include "TEveBoxSet.h"
00015 
00016 #include "Fireworks/Core/interface/fwLog.h"
00017 #include "Fireworks/Core/interface/FWSimpleProxyBuilderTemplate.h"
00018 #include "Fireworks/Core/interface/FWEventItem.h"
00019 #include "Fireworks/Core/interface/FWViewType.h"
00020 #include "Fireworks/Electrons/interface/makeSuperCluster.h"
00021 
00022 #include "DataFormats/EgammaCandidates/interface/Photon.h"
00023 
00024 #include "Fireworks/Core/interface/FWGeometry.h"
00025 
00026 class FWPhotonProxyBuilder : public FWSimpleProxyBuilderTemplate<reco::Photon> 
00027 {
00028 public:
00029    FWPhotonProxyBuilder( void ) {}
00030 
00031    virtual ~FWPhotonProxyBuilder( void ) {}
00032   
00033    virtual bool haveSingleProduct( void ) const { return false; }
00034   
00035    REGISTER_PROXYBUILDER_METHODS();
00036 
00037 private:
00038    FWPhotonProxyBuilder( const FWPhotonProxyBuilder& );
00039    const FWPhotonProxyBuilder& operator=( const FWPhotonProxyBuilder& );
00040   
00041    virtual void buildViewType( const reco::Photon& photon, unsigned int iIndex, TEveElement& oItemHolder, FWViewType::EType type , const FWViewContext*);
00042 };
00043 
00044 void
00045 FWPhotonProxyBuilder::buildViewType( const reco::Photon& photon, unsigned int iIndex, TEveElement& oItemHolder, FWViewType::EType type , const FWViewContext*)
00046 {  
00047    const FWGeometry *geom = item()->getGeom();
00048  
00049    if( type == FWViewType::kRhoPhi || type == FWViewType::kRhoPhiPF )
00050    {
00051       fireworks::makeRhoPhiSuperCluster( this,
00052                                          photon.superCluster(),
00053                                          photon.phi(),
00054                                          oItemHolder );
00055    }
00056   
00057    else if( type == FWViewType::kRhoZ )
00058       fireworks::makeRhoZSuperCluster( this,
00059                                        photon.superCluster(),
00060                                        photon.phi(),
00061                                        oItemHolder );
00062 
00063    else if( type == FWViewType::kISpy )
00064    {
00065       std::vector<std::pair<DetId, float> > detIds = photon.superCluster()->hitsAndFractions();
00066 
00067       TEveBoxSet* boxset = new TEveBoxSet();
00068       boxset->Reset(TEveBoxSet::kBT_FreeBox, true, 64);
00069       boxset->UseSingleColor();
00070       boxset->SetPickable(1);
00071 
00072       for( std::vector<std::pair<DetId, float> >::iterator id = detIds.begin(), ide = detIds.end();
00073            id != ide; ++id )      
00074       {
00075          const float* corners = geom->getCorners( id->first.rawId() );
00076       
00077          if( corners == 0 )
00078          {
00079             fwLog( fwlog::kWarning )
00080                << "No corners available for supercluster constituent" << std::endl;
00081             continue;
00082          }
00083          boxset->AddBox( &corners[0]);
00084       }
00085 
00086       boxset->RefitPlex();
00087       setupAddElement(boxset, &oItemHolder);
00088    }
00089 }
00090 
00091 REGISTER_FWPROXYBUILDER( FWPhotonProxyBuilder, reco::Photon, "Photons", FWViewType::kAllRPZBits |  FWViewType::kAll3DBits );