FWECaloParticleProxyBuilder.cc

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#include "Fireworks/Core/interface/FWSimpleProxyBuilderTemplate.h"
#include "Fireworks/Core/interface/Context.h"
#include "Fireworks/Core/interface/FWGeometry.h"
#include "SimDataFormats/CaloAnalysis/interface/CaloParticle.h"
#include "SimDataFormats/CaloAnalysis/interface/CaloParticleFwd.h"
#include "SimDataFormats/CaloAnalysis/interface/SimCluster.h"

#include "TEveBoxSet.h"

class FWECaloParticleProxyBuilder : public FWSimpleProxyBuilderTemplate<CaloParticle> {
public:
  FWECaloParticleProxyBuilder(void) {}
  ~FWECaloParticleProxyBuilder(void) override {}

  REGISTER_PROXYBUILDER_METHODS();

  // Disable default copy constructor
  FWECaloParticleProxyBuilder(const FWECaloParticleProxyBuilder &) = delete;
  // Disable default assignment operator
  const FWECaloParticleProxyBuilder &operator=(const FWECaloParticleProxyBuilder &) = delete;

private:
  void build(const CaloParticle &iData, unsigned int iIndex, TEveElement &oItemHolder, const FWViewContext *) override;
};

void FWECaloParticleProxyBuilder::build(const CaloParticle &iData,
                                        unsigned int iIndex,
                                        TEveElement &oItemHolder,
                                        const FWViewContext *) {
  TEveBoxSet *boxset = new TEveBoxSet();
  boxset->UseSingleColor();
  boxset->SetPickable(true);
  boxset->Reset(TEveBoxSet::kBT_FreeBox, true, 64);
  boxset->SetAntiFlick(true);

  for (const auto &c : iData.simClusters()) {
    for (const auto &it : (*c).hits_and_fractions()) {
      if (DetId(it.first).det() != DetId::Detector::Ecal) {
        std::cerr << "this proxy should be used only for ECAL";
        return;
      }

      const float *corners = item()->getGeom()->getCorners(it.first);
      if (corners == nullptr)
        continue;

      boxset->AddBox(corners);
    }
  }

  boxset->RefitPlex();
  boxset->CSCTakeAnyParentAsMaster();
  boxset->CSCApplyMainColorToMatchingChildren();
  boxset->CSCApplyMainTransparencyToMatchingChildren();
  boxset->SetMainColor(item()->modelInfo(iIndex).displayProperties().color());
  boxset->SetMainTransparency(item()->defaultDisplayProperties().transparency());
  oItemHolder.AddElement(boxset);
}

REGISTER_FWPROXYBUILDER(FWECaloParticleProxyBuilder,
                        CaloParticle,
                        "ECaloParticle",
                        FWViewType::kAll3DBits | FWViewType::kAllRPZBits);