FWHeatmapProxyBuilderTemplate.h

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#ifndef Fireworks_Core_FWHeatmapProxyBuilderTemplate_h
#define Fireworks_Core_FWHeatmapProxyBuilderTemplate_h
// -*- C++ -*-
//
// Package:     Core
// Class  :     FWHeatmapProxyBuilderTemplate
//
//
// Original Author:  Alex Mourtziapis
//         Created:  Wed  Jan  23 14:50:00 EST 2019
//
 
// system include files
#include <cmath>
 
// user include files
#include "Fireworks/Core/interface/FWSimpleProxyBuilder.h"
#include "Fireworks/Core/interface/FWProxyBuilderConfiguration.h"
#include "Fireworks/Core/interface/FWEventItem.h"
#include "FWCore/Framework/interface/Event.h"
#include "DataFormats/HGCRecHit/interface/HGCRecHitCollections.h"
 
// forward declarations
 
template <typename T>
class FWHeatmapProxyBuilderTemplate : public FWSimpleProxyBuilder {
public:
  FWHeatmapProxyBuilderTemplate() : FWSimpleProxyBuilder(typeid(T)) {}
 
  //virtual ~FWHeatmapProxyBuilderTemplate();
 
  // ---------- const member functions ---------------------
 
  // ---------- static member functions --------------------
 
  // ---------- member functions ---------------------------
 
protected:
  std::unordered_map<DetId, const HGCRecHit*>* hitmap = new std::unordered_map<DetId, const HGCRecHit*>;
 
  static constexpr uint8_t gradient_steps = 9;
  static constexpr uint8_t gradient[3][gradient_steps] = {{static_cast<uint8_t>(0.2082 * 255),
                                                           static_cast<uint8_t>(0.0592 * 255),
                                                           static_cast<uint8_t>(0.0780 * 255),
                                                           static_cast<uint8_t>(0.0232 * 255),
                                                           static_cast<uint8_t>(0.1802 * 255),
                                                           static_cast<uint8_t>(0.5301 * 255),
                                                           static_cast<uint8_t>(0.8186 * 255),
                                                           static_cast<uint8_t>(0.9956 * 255),
                                                           static_cast<uint8_t>(0.9764 * 255)},
 
                                                          {static_cast<uint8_t>(0.1664 * 255),
                                                           static_cast<uint8_t>(0.3599 * 255),
                                                           static_cast<uint8_t>(0.5041 * 255),
                                                           static_cast<uint8_t>(0.6419 * 255),
                                                           static_cast<uint8_t>(0.7178 * 255),
                                                           static_cast<uint8_t>(0.7492 * 255),
                                                           static_cast<uint8_t>(0.7328 * 255),
                                                           static_cast<uint8_t>(0.7862 * 255),
                                                           static_cast<uint8_t>(0.9832 * 255)},
 
                                                          {static_cast<uint8_t>(0.5293 * 255),
                                                           static_cast<uint8_t>(0.8684 * 255),
                                                           static_cast<uint8_t>(0.8385 * 255),
                                                           static_cast<uint8_t>(0.7914 * 255),
                                                           static_cast<uint8_t>(0.6425 * 255),
                                                           static_cast<uint8_t>(0.4662 * 255),
                                                           static_cast<uint8_t>(0.3499 * 255),
                                                           static_cast<uint8_t>(0.1968 * 255),
                                                           static_cast<uint8_t>(0.0539 * 255)}};
 
  const T& modelData(int index) { return *reinterpret_cast<const T*>(m_helper.offsetObject(item()->modelData(index))); }
 
  void setItem(const FWEventItem* iItem) override {
    FWProxyBuilderBase::setItem(iItem);
    if (iItem) {
      iItem->getConfig()->keepEntries(true);
      iItem->getConfig()->assertParam("Layer", 0L, 0L, 52L);
      iItem->getConfig()->assertParam("EnergyCutOff", 0.5, 0.2, 5.0);
      iItem->getConfig()->assertParam("Heatmap", true);
      iItem->getConfig()->assertParam("Z+", true);
      iItem->getConfig()->assertParam("Z-", true);
    }
  }
 
  void build(const FWEventItem* iItem, TEveElementList* product, const FWViewContext* vc) override {
    if (item()->getConfig()->template value<bool>("Heatmap")) {
      hitmap->clear();
 
      edm::Handle<HGCRecHitCollection> recHitHandleEE;
      edm::Handle<HGCRecHitCollection> recHitHandleFH;
      edm::Handle<HGCRecHitCollection> recHitHandleBH;
 
      const edm::EventBase* event = iItem->getEvent();
 
      event->getByLabel(edm::InputTag("HGCalRecHit", "HGCEERecHits"), recHitHandleEE);
      event->getByLabel(edm::InputTag("HGCalRecHit", "HGCHEFRecHits"), recHitHandleFH);
      event->getByLabel(edm::InputTag("HGCalRecHit", "HGCHEBRecHits"), recHitHandleBH);
 
      if (recHitHandleEE.isValid()) {
        const auto& rechitsEE = *recHitHandleEE;
 
        for (unsigned int i = 0; i < rechitsEE.size(); ++i) {
          (*hitmap)[rechitsEE[i].detid().rawId()] = &rechitsEE[i];
        }
      }
 
      if (recHitHandleFH.isValid()) {
        const auto& rechitsFH = *recHitHandleFH;
 
        for (unsigned int i = 0; i < rechitsFH.size(); ++i) {
          (*hitmap)[rechitsFH[i].detid().rawId()] = &rechitsFH[i];
        }
      }
 
      if (recHitHandleBH.isValid()) {
        const auto& rechitsBH = *recHitHandleBH;
 
        for (unsigned int i = 0; i < rechitsBH.size(); ++i) {
          (*hitmap)[rechitsBH[i].detid().rawId()] = &rechitsBH[i];
        }
      }
    }
 
    FWSimpleProxyBuilder::build(iItem, product, vc);
  }
 
  using FWSimpleProxyBuilder::build;
  void build(const void* iData, unsigned int iIndex, TEveElement& oItemHolder, const FWViewContext* context) override {
    if (nullptr != iData) {
      build(*reinterpret_cast<const T*>(iData), iIndex, oItemHolder, context);
    }
  }
 
  using FWSimpleProxyBuilder::buildViewType;
  void buildViewType(const void* iData,
                     unsigned int iIndex,
                     TEveElement& oItemHolder,
                     FWViewType::EType viewType,
                     const FWViewContext* context) override {
    if (nullptr != iData) {
      buildViewType(*reinterpret_cast<const T*>(iData), iIndex, oItemHolder, viewType, context);
    }
  }
  virtual void build(const T& iData, unsigned int iIndex, TEveElement& oItemHolder, const FWViewContext*) {
    throw std::runtime_error(
        "virtual build(const T&, unsigned int, TEveElement&, const FWViewContext*) not implemented by inherited "
        "class.");
  }
 
  virtual void buildViewType(
      const T& iData, unsigned int iIndex, TEveElement& oItemHolder, FWViewType::EType viewType, const FWViewContext*) {
    throw std::runtime_error(
        "virtual buildViewType(const T&, unsigned int, TEveElement&, FWViewType::EType, const FWViewContext*) not "
        "implemented by inherited class");
  };
 
private:
  FWHeatmapProxyBuilderTemplate(const FWHeatmapProxyBuilderTemplate&) = delete;  // stop default
 
  const FWHeatmapProxyBuilderTemplate& operator=(const FWHeatmapProxyBuilderTemplate&) = delete;  // stop default
 
  // ---------- member data --------------------------------
};
 
#endif