FWHGCalMultiClusterProxyBuilder.cc

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#include "TEveBoxSet.h"
#include "Fireworks/Calo/interface/FWHeatmapProxyBuilderTemplate.h"
#include "Fireworks/Core/interface/FWEventItem.h"
#include "Fireworks/Core/interface/FWGeometry.h"
#include "Fireworks/Core/interface/BuilderUtils.h"
#include "DataFormats/ParticleFlowReco/interface/HGCalMultiCluster.h"
 
#include "Fireworks/Core/interface/FWProxyBuilderConfiguration.h"
 
class FWHGCalMultiClusterProxyBuilder : public FWHeatmapProxyBuilderTemplate<reco::HGCalMultiCluster> {
public:
  FWHGCalMultiClusterProxyBuilder(void) {}
  ~FWHGCalMultiClusterProxyBuilder(void) override {}
 
  REGISTER_PROXYBUILDER_METHODS();
 
private:
  FWHGCalMultiClusterProxyBuilder(const FWHGCalMultiClusterProxyBuilder &) = delete;                   // stop default
  const FWHGCalMultiClusterProxyBuilder &operator=(const FWHGCalMultiClusterProxyBuilder &) = delete;  // stop default
 
  void build(const reco::HGCalMultiCluster &iData,
             unsigned int iIndex,
             TEveElement &oItemHolder,
             const FWViewContext *) override;
};
 
void FWHGCalMultiClusterProxyBuilder::build(const reco::HGCalMultiCluster &iData,
                                            unsigned int iIndex,
                                            TEveElement &oItemHolder,
                                            const FWViewContext *) {
  const long layer = item()->getConfig()->value<long>("Layer");
  const double saturation_energy = item()->getConfig()->value<double>("EnergyCutOff");
  const bool heatmap = item()->getConfig()->value<bool>("Heatmap");
  const bool z_plus = item()->getConfig()->value<bool>("Z+");
  const bool z_minus = item()->getConfig()->value<bool>("Z-");
 
  const auto &clusters = iData.clusters();
 
  bool h_hex(false);
  TEveBoxSet *hex_boxset = new TEveBoxSet("Silicon");
  if (!heatmap)
    hex_boxset->UseSingleColor();
  hex_boxset->SetPickable(true);
  hex_boxset->Reset(TEveBoxSet::kBT_Hex, true, 64);
  hex_boxset->SetAntiFlick(kTRUE);
 
  bool h_box(false);
  TEveBoxSet *boxset = new TEveBoxSet("Scintillator");
  if (!heatmap)
    boxset->UseSingleColor();
  boxset->SetPickable(true);
  boxset->Reset(TEveBoxSet::kBT_FreeBox, true, 64);
  boxset->SetAntiFlick(kTRUE);
 
  for (const auto &c : clusters) {
    std::vector<std::pair<DetId, float>> clusterDetIds = c->hitsAndFractions();
 
    for (std::vector<std::pair<DetId, float>>::iterator it = clusterDetIds.begin(), itEnd = clusterDetIds.end();
         it != itEnd;
         ++it) {
      if (heatmap && hitmap->find(it->first) == hitmap->end())
        continue;
 
      const bool z = (it->first >> 25) & 0x1;
 
      // discard everything thats not at the side that we are intersted in
      if (((z_plus & z_minus) != 1) && (((z_plus | z_minus) == 0) || !(z == z_minus || z == !z_plus)))
        continue;
 
      const float *corners = item()->getGeom()->getCorners(it->first);
      const float *parameters = item()->getGeom()->getParameters(it->first);
      const float *shapes = item()->getGeom()->getShapePars(it->first);
 
      if (corners == nullptr || parameters == nullptr || shapes == nullptr) {
        continue;
      }
 
      const int total_points = parameters[0];
      const bool isScintillator = (total_points == 4);
      const uint8_t type = ((it->first >> 28) & 0xF);
 
      uint8_t ll = layer;
      if (layer > 0) {
        if (layer > 28) {
          if (type == 8) {
            continue;
          }
          ll -= 28;
        } else {
          if (type != 8) {
            continue;
          }
        }
 
        if (ll != ((it->first >> (isScintillator ? 17 : 20)) & 0x1F))
          continue;
      }
 
      // Scintillator
      if (isScintillator) {
        const int total_vertices = 3 * total_points;
 
        std::vector<float> pnts(24);
        for (int i = 0; i < total_points; ++i) {
          pnts[i * 3 + 0] = corners[i * 3];
          pnts[i * 3 + 1] = corners[i * 3 + 1];
          pnts[i * 3 + 2] = corners[i * 3 + 2];
 
          pnts[(i * 3 + 0) + total_vertices] = corners[i * 3];
          pnts[(i * 3 + 1) + total_vertices] = corners[i * 3 + 1];
          pnts[(i * 3 + 2) + total_vertices] = corners[i * 3 + 2] + shapes[3];
        }
        boxset->AddBox(&pnts[0]);
        if (heatmap) {
          const uint8_t colorFactor =
              gradient_steps * (fmin(hitmap->at(it->first)->energy() / saturation_energy, 1.0f));
          boxset->DigitColor(gradient[0][colorFactor], gradient[1][colorFactor], gradient[2][colorFactor]);
        }
 
        h_box = true;
      }
      // Silicon
      else {
        const int offset = 9;
 
        float centerX = (corners[6] + corners[6 + offset]) / 2;
        float centerY = (corners[7] + corners[7 + offset]) / 2;
        float radius = fabs(corners[6] - corners[6 + offset]) / 2;
        hex_boxset->AddHex(TEveVector(centerX, centerY, corners[2]), radius, 90.0, shapes[3]);
        if (heatmap) {
          const uint8_t colorFactor =
              gradient_steps * (fmin(hitmap->at(it->first)->energy() / saturation_energy, 1.0f));
          hex_boxset->DigitColor(gradient[0][colorFactor], gradient[1][colorFactor], gradient[2][colorFactor]);
        }
 
        h_hex = true;
      }
    }
  }
 
  if (h_hex) {
    hex_boxset->RefitPlex();
 
    hex_boxset->CSCTakeAnyParentAsMaster();
    if (!heatmap) {
      hex_boxset->CSCApplyMainColorToMatchingChildren();
      hex_boxset->CSCApplyMainTransparencyToMatchingChildren();
      hex_boxset->SetMainColor(item()->modelInfo(iIndex).displayProperties().color());
      hex_boxset->SetMainTransparency(item()->defaultDisplayProperties().transparency());
    }
    oItemHolder.AddElement(hex_boxset);
  }
 
  if (h_box) {
    boxset->RefitPlex();
 
    boxset->CSCTakeAnyParentAsMaster();
    if (!heatmap) {
      boxset->CSCApplyMainColorToMatchingChildren();
      boxset->CSCApplyMainTransparencyToMatchingChildren();
      boxset->SetMainColor(item()->modelInfo(iIndex).displayProperties().color());
      boxset->SetMainTransparency(item()->defaultDisplayProperties().transparency());
    }
    oItemHolder.AddElement(boxset);
  }
}
 
REGISTER_FWPROXYBUILDER(FWHGCalMultiClusterProxyBuilder,
                        reco::HGCalMultiCluster,
                        "HGCal MultiCluster",
                        FWViewType::kISpyBit);