FWEveViewManager.cc

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// -*- C++ -*-
//
// Package:     Core
// Class  :     FWEveViewManager
//
// Implementation:
//     [Notes on implementation]
//
// Original Author:  Chris Jones, Alja Mrak-Tadel
//         Created:  Thu Mar 18 14:11:32 CET 2010
//
 
// system include files
 
#include <boost/bind.hpp>
 
// user include files
#include "TEveManager.h"
#include "TEveSelection.h"
#include "TEveScene.h"
#include "TEveViewer.h"
#include "TEveCalo.h"
#include "TEveGedEditor.h"
#include "TGListTree.h"
#include "TGeoManager.h"
#include "TExMap.h"
#include "TEnv.h"
 
#include "Fireworks/Core/interface/FWEveViewManager.h"
#include "Fireworks/Core/interface/FWSelectionManager.h"
#include "Fireworks/Core/interface/FWColorManager.h"
#include "Fireworks/Core/interface/Context.h"
#include "Fireworks/Core/interface/FWInteractionList.h"
#include "Fireworks/Core/interface/CmsShowCommon.h"
#include "Fireworks/Core/interface/fwLog.h"
#include "Fireworks/Core/interface/FWViewEnergyScale.h"
#include "Fireworks/Core/interface/FWSimpleRepresentationChecker.h"
 
// PB
#include "Fireworks/Core/interface/FWEDProductRepresentationChecker.h"
#include "Fireworks/Core/interface/FWSimpleRepresentationChecker.h"
#include "Fireworks/Core/interface/FWTypeToRepresentations.h"
#include "Fireworks/Core/interface/FWEventItem.h"
#include "Fireworks/Core/interface/FWProxyBuilderFactory.h"
#include "Fireworks/Core/interface/FWProxyBuilderBase.h"
 
// viewes
#include "Fireworks/Core/interface/FWGUIManager.h"
#include "Fireworks/Core/interface/FWISpyView.h"
#include "Fireworks/Core/interface/FW3DView.h"
#include "Fireworks/Core/interface/FWGlimpseView.h"
#include "Fireworks/Core/interface/FWEveLegoView.h"
#include "Fireworks/Core/interface/FWHFView.h"
#include "Fireworks/Core/interface/FWRPZView.h"
 
#include "Fireworks/Core/interface/FWTGLViewer.h"
bool FWEveViewManager::s_syncAllViews = false;
 
class FWViewContext;
 
// sentry class block TEveSelection signals when call TEveSelection::Remove/AddElement and
// when process its callbacks
class EveSelectionSentry {
public:
  EveSelectionSentry() { m_blocked = gEve->GetSelection()->BlockSignals(true); }
  ~EveSelectionSentry() { gEve->GetSelection()->BlockSignals(m_blocked); }
 
private:
  bool m_blocked;
};
 
//
//
// constants, enums and typedefs
//
//
// constructors and destructor
//
FWEveViewManager::FWEveViewManager(FWGUIManager* iGUIMgr) : FWViewManagerBase() {
  // builders
  std::set<std::string> builders;
 
  std::vector<edmplugin::PluginInfo> available = FWProxyBuilderFactory::get()->available();
  std::transform(available.begin(),
                 available.end(),
                 std::inserter(builders, builders.begin()),
                 boost::bind(&edmplugin::PluginInfo::name_, _1));
 
  if (edmplugin::PluginManager::get()->categoryToInfos().end() !=
      edmplugin::PluginManager::get()->categoryToInfos().find(FWProxyBuilderFactory::get()->category())) {
    available =
        edmplugin::PluginManager::get()->categoryToInfos().find(FWProxyBuilderFactory::get()->category())->second;
    std::transform(available.begin(),
                   available.end(),
                   std::inserter(builders, builders.begin()),
                   boost::bind(&edmplugin::PluginInfo::name_, _1));
  }
 
  for (std::set<std::string>::iterator it = builders.begin(), itEnd = builders.end(); it != itEnd; ++it) {
    std::string::size_type first = it->find_first_of('@') + 1;
    std::string purpose = it->substr(first, it->find_last_of('@') - first);
 
    first = it->find_last_of('@') + 1;
    std::string view_str = it->substr(first, it->find_last_of('#') - first);
    int viewTypes = atoi(view_str.c_str());
    std::string fullName = *it;
    m_typeToBuilder[purpose].push_back(BuilderInfo(*it, viewTypes));
  }
 
  m_views.resize(FWViewType::kTypeSize);
 
  // view construction called via GUI mng
  FWGUIManager::ViewBuildFunctor f = boost::bind(&FWEveViewManager::buildView, this, _1, _2);
  for (int i = 0; i < FWViewType::kTypeSize; i++) {
    if (i == FWViewType::kTable || i == FWViewType::kTableHLT || i == FWViewType::kTableL1)
      continue;
    iGUIMgr->registerViewBuilder(FWViewType::idToName(i), f);
  }
 
  // signal
  gEve->GetHighlight()->SetPickToSelect(TEveSelection::kPS_Master);
  TEveSelection* eveSelection = gEve->GetSelection();
  eveSelection->SetPickToSelect(TEveSelection::kPS_Master);
  eveSelection->Connect("SelectionAdded(TEveElement*)", "FWEveViewManager", this, "selectionAdded(TEveElement*)");
  eveSelection->Connect("SelectionRepeated(TEveElement*)", "FWEveViewManager", this, "selectionAdded(TEveElement*)");
  eveSelection->Connect("SelectionRemoved(TEveElement*)", "FWEveViewManager", this, "selectionRemoved(TEveElement*)");
  eveSelection->Connect("SelectionCleared()", "FWEveViewManager", this, "selectionCleared()");
 
  gEve->GetHighlight()->Connect(
      "SelectionAdded(TEveElement*)", "FWEveViewManager", this, "highlightAdded(TEveElement*)");
  gEve->GetHighlight()->Connect(
      "SelectionRepeated(TEveElement*)", "FWEveViewManager", this, "highlightAdded(TEveElement*)");
 
  TGeoManager::SetVerboseLevel(0);
}
 
FWEveViewManager::~FWEveViewManager() {}
 
//
// member functions
//
 
//______________________________________________________________________________
 
void addElements(const FWEventItem* item, FWEveView* view, int viewType, TEveElementList* product) {
  if (FWViewType::isProjected(viewType)) {
    FWRPZView* rpzView = dynamic_cast<FWRPZView*>(view);
    assert(rpzView);
    rpzView->importElements(product, item->layer(), rpzView->eventScene());
  } else {
    view->eventScene()->AddElement(product);
  }
}
 
void FWEveViewManager::newItem(const FWEventItem* iItem) {
  TypeToBuilder::iterator itFind = m_typeToBuilder.find(iItem->purpose());
 
  if (itFind == m_typeToBuilder.end())
    return;
 
  std::vector<BuilderInfo>& blist = itFind->second;
 
  std::string bType;
  bool bIsSimple;
  for (size_t bii = 0, bie = blist.size(); bii != bie; ++bii) {
    // 1.
    BuilderInfo& info = blist[bii];
    info.classType(bType, bIsSimple);
    if (bIsSimple) {
      unsigned int distance = 1;
      edm::TypeWithDict modelType(*(iItem->modelType()->GetTypeInfo()));
      if (!FWSimpleRepresentationChecker::inheritsFrom(modelType, bType, distance)) {
        // printf("PB does not matche itemType (%s) !!! EDproduct %s %s\n", info.m_name.c_str(), iItem->modelType()->GetTypeInfo()->name(), bType.c_str() );
        continue;
      }
    } else {
      std::string itype = iItem->type()->GetTypeInfo()->name();
      if (itype != bType) {
        // printf("PB does not match modeType (%s)!!! EDproduct %s %s\n", info.m_name.c_str(), itype.c_str(), bType.c_str() );
        continue;
      }
    }
 
    std::string builderName = info.m_name;
    int builderViewBit = info.m_viewBit;
 
    std::shared_ptr<FWProxyBuilderBase> builder;
    try {
      builder = std::shared_ptr<FWProxyBuilderBase>{FWProxyBuilderFactory::get()->create(builderName)};
 
    } catch (std::exception& exc) {
      fwLog(fwlog::kWarning)
          << "FWEveViewManager::newItem ignoring the following exception (probably edmplugincache mismatch):"
          << std::endl
          << exc.what();
    }
    if (!builder)
      continue;
 
    // 2.
    // printf("FWEveViewManager::makeProxyBuilderFor NEW builder %s \n", builderName.c_str());
 
    builder->setItem(iItem);
    iItem->changed_.connect(boost::bind(&FWEveViewManager::modelChanges, this, _1));
    iItem->goingToBeDestroyed_.connect(boost::bind(&FWEveViewManager::removeItem, this, _1));
    iItem->itemChanged_.connect(boost::bind(&FWEveViewManager::itemChanged, this, _1));
 
    // 3.
    // This calud be opaque to the user. I would pass a reference to the m_interactionLists to
    // FWProxyBuilderBase::setInteractionList and handle different case differently.
    if (builder->willHandleInteraction() == false) {
      typedef std::map<const FWEventItem*, FWInteractionList*>::iterator Iterator;
      std::pair<Iterator, bool> t = m_interactionLists.insert(std::make_pair(iItem, (FWInteractionList*)nullptr));
 
      if (t.second == true)
        t.first->second = new FWInteractionList(iItem);
      //  printf(">>> builder %s add list %p \n", iItem->name().c_str(), il); fflush(stdout);
      builder->setInteractionList(t.first->second, iItem->purpose());
    }
 
    builder->setHaveWindow(haveViewForBit(builderViewBit));
 
    // 4.
    for (size_t viewType = 0; viewType < FWViewType::kTypeSize; ++viewType) {
      if (((1 << viewType) & builderViewBit) == 0)
        continue;
 
      FWViewType::EType type = (FWViewType::EType)viewType;
 
      // printf("%s builder %s supportsd view %s \n",  iItem->name().c_str(), builderName.c_str(), FWViewType::idToName(viewType).c_str());
      if (builder->havePerViewProduct((FWViewType::EType)viewType)) {
        for (size_t i = 0, e = m_views[viewType].size(); i != e; ++i) {
          FWEveView* view = m_views[viewType][i].get();
          TEveElementList* product = builder->createProduct(type, view->viewContext());
          addElements(iItem, view, viewType, product);
        }
      } else {
        TEveElementList* product = builder->createProduct(type, nullptr);
 
        for (size_t i = 0, e = m_views[viewType].size(); i != e; ++i)
          addElements(iItem, m_views[viewType][i].get(), viewType, product);
      }
    }
 
    m_builders[builderViewBit].emplace_back(std::move(builder));
  }  // loop views
}
 
//______________________________________________________________________________
FWViewBase* FWEveViewManager::buildView(TEveWindowSlot* iParent, const std::string& viewName) {
  FWViewType::EType type = FWViewType::kTypeSize;
  for (int i = 0; i < FWViewType::kTypeSize; ++i) {
    if (viewName == FWViewType::idToName(i)) {
      type = FWViewType::EType(i);
      break;
    }
  }
 
  std::shared_ptr<FWEveView> view;
  switch (type) {
    case FWViewType::k3D:
      view.reset(new FW3DView(iParent, type));
      break;
    case FWViewType::kISpy:
      view.reset(new FWISpyView(iParent, type));
      break;
    case FWViewType::kRhoPhi:
    case FWViewType::kRhoZ:
    case FWViewType::kRhoPhiPF:
      view.reset(new FWRPZView(iParent, type));
      break;
    case FWViewType::kLego:
    case FWViewType::kLegoPFECAL:
      view.reset(new FWEveLegoView(iParent, type));
      break;
    case FWViewType::kLegoHF:
      view.reset(new FWHFView(iParent, type));
      break;
    case FWViewType::kGlimpse:
      view.reset(new FWGlimpseView(iParent, type));
      break;
    default:
      break;
  }
 
  m_views[type].push_back(std::shared_ptr<FWEveView>(view));
  return finishViewCreate(m_views[type].back());
}
 
FWEveView* FWEveViewManager::finishViewCreate(std::shared_ptr<FWEveView> view) {
  // printf("new view %s added \n", view->typeName().c_str());
  gEve->DisableRedraw();
 
  // set geometry and calo data
  view->setContext(context());
 
  FWColorManager::setColorSetViewer(view->viewerGL(), context().colorManager()->background());
 
  // set proxies have a window falg
  int viewerBit = 1 << view->typeId();
  if (m_views[view->typeId()].size() == 1) {
    for (std::map<int, BuilderVec>::iterator i = m_builders.begin(); i != m_builders.end(); ++i) {
      int builderViewBit = i->first;
      BuilderVec& bv = i->second;
      if (viewerBit == (builderViewBit & viewerBit)) {
        for (BuilderVec_it bIt = bv.begin(); bIt != bv.end(); ++bIt) {
          (*bIt)->setHaveWindow(true);
        }
      }
    }
  }
 
  FWRPZView* rpzView = dynamic_cast<FWRPZView*>(view.get());
  for (std::map<int, BuilderVec>::iterator i = m_builders.begin(); i != m_builders.end(); ++i) {
    int builderViewBit = i->first;
    BuilderVec& bv = i->second;
    if (viewerBit == (builderViewBit & viewerBit)) {
      for (BuilderVec_it bIt = bv.begin(); bIt != bv.end(); ++bIt) {
        // it is ok to call create even for shared productsm since
        // builder map key garanties that
        TEveElementList* product = (*bIt)->createProduct(view->typeId(), view->viewContext());
 
        if ((*bIt)->havePerViewProduct((FWViewType::EType)view->typeId())) {
          // view owned
          (*bIt)->build();
          if (rpzView) {
            rpzView->importElements(product, (*bIt)->item()->layer(), rpzView->ownedProducts());
          } else {
            view->ownedProducts()->AddElement(product);
          }
        } else {
          // shared
          if (rpzView) {
            rpzView->importElements(product, (*bIt)->item()->layer(), rpzView->eventScene());
          } else {
            view->eventScene()->AddElement(product);
          }
        }
      }
    }
  }
 
  view->beingDestroyed_.connect(boost::bind(&FWEveViewManager::beingDestroyed, this, _1));
 
  view->setupEnergyScale();  // notify PB for energy scale
 
  gEve->EnableRedraw();
  view->viewerGL()->UpdateScene();
  gEve->Redraw3D();
 
  return view.get();
}
 
void FWEveViewManager::beingDestroyed(const FWViewBase* vb) {
  FWEveView* view = (FWEveView*)vb;
  int typeId = view->typeId();
 
  int viewerBit = 1 << typeId;
  int nviews = m_views[typeId].size();
  for (std::map<int, BuilderVec>::iterator i = m_builders.begin(); i != m_builders.end(); ++i) {
    int builderBit = i->first;
    if (viewerBit == (builderBit & viewerBit))  // check only in case if connected
    {
      BuilderVec& bv = i->second;
 
      // remove view-owned product
      if (viewerBit == (builderBit & viewerBit)) {
        for (BuilderVec_it bIt = bv.begin(); bIt != bv.end(); ++bIt)
          (*bIt)->removePerViewProduct(view->typeId(), view->viewContext());
      }
 
      // and setup proxy builders have-a-window flag
      if (nviews == 1) {
        if (!haveViewForBit(builderBit)) {
          if (viewerBit == (builderBit & viewerBit)) {
            for (BuilderVec_it bIt = bv.begin(); bIt != bv.end(); ++bIt)
              (*bIt)->setHaveWindow(false);
          }
        }
      }
    }
  }
 
  for (EveViewVec_it i = m_views[typeId].begin(); i != m_views[typeId].end(); ++i) {
    if (i->get() == vb) {
      m_views[typeId].erase(i);
      break;
    }
  }
}
 
//______________________________________________________________________________
 
void FWEveViewManager::modelChangesComing() { gEve->DisableRedraw(); }
 
void FWEveViewManager::modelChangesDone() { gEve->EnableRedraw(); }
 
void FWEveViewManager::modelChanges(const FWModelIds& iIds) {
  FWModelId id = *(iIds.begin());
  const FWEventItem* item = id.item();
 
  // in standard case new elements can be build in case of change of visibility
  // and in non-standard case (e.g. calo towers) PB's modelChages handles all changes
  bool itemHaveWindow = false;
  for (std::map<int, BuilderVec>::iterator i = m_builders.begin(); i != m_builders.end(); ++i) {
    for (size_t bi = 0, be = i->second.size(); bi != be; ++bi) {
      FWProxyBuilderBase* builder = i->second[bi].get();
      if (builder->getHaveWindow() && builder->item() == item) {
        builder->modelChanges(iIds);
        itemHaveWindow = true;
      }
    }
  }
 
  if (!itemHaveWindow)
    return;
 
  EveSelectionSentry();
 
  std::map<const FWEventItem*, FWInteractionList*>::iterator it = m_interactionLists.find(item);
  if (it != m_interactionLists.end()) {
    if (!it->second->empty())
      it->second->modelChanges(iIds);
  }
}
 
void FWEveViewManager::itemChanged(const FWEventItem* item) {
  if (!item)
    return;
 
  bool itemHaveWindow = false;
 
  for (std::map<int, BuilderVec>::iterator i = m_builders.begin(); i != m_builders.end(); ++i) {
    for (size_t bi = 0, be = i->second.size(); bi != be; ++bi) {
      FWProxyBuilderBase* builder = i->second[bi].get();
 
      if (builder->item() != item)
        continue;
 
      builder->itemChanged(item);
      itemHaveWindow |= builder->getHaveWindow();
    }
  }
 
  if (!itemHaveWindow)
    return;
 
  std::map<const FWEventItem*, FWInteractionList*>::iterator it = m_interactionLists.find(item);
  if (it != m_interactionLists.end()) {
    if (!it->second->empty())
      it->second->itemChanged();
  }
}
 
void FWEveViewManager::removeItem(const FWEventItem* item) {
  EveSelectionSentry();
 
  std::map<const FWEventItem*, FWInteractionList*>::iterator it = m_interactionLists.find(item);
  if (it != m_interactionLists.end()) {
    delete it->second;
    m_interactionLists.erase(it);
  }
 
  for (std::map<int, BuilderVec>::iterator i = m_builders.begin(); i != m_builders.end(); ++i) {
    BuilderVec_it bIt = i->second.begin();
    while (bIt != i->second.end()) {
      if ((*bIt)->item() == item) {
        // TODO caching of proxy builders
        (*bIt)->itemBeingDestroyed(item);
        bIt = i->second.erase(bIt);
      } else {
        ++bIt;
      }
    }
  }
}
 
void FWEveViewManager::setContext(const fireworks::Context* x) {
  FWViewManagerBase::setContext(x);
  x->commonPrefs()->getEnergyScale()->parameterChanged_.connect(
      boost::bind(&FWEveViewManager::globalEnergyScaleChanged, this));
  x->commonPrefs()->eventCenterChanged_.connect(boost::bind(&FWEveViewManager::eventCenterChanged, this));
}
 
void FWEveViewManager::globalEnergyScaleChanged() {
  for (int t = 0; t < FWViewType::kTypeSize; ++t) {
    for (EveViewVec_it i = m_views[t].begin(); i != m_views[t].end(); ++i) {
      if ((*i)->isEnergyScaleGlobal()) {
        (*i)->setupEnergyScale();
      }
    }
  }
}
 
void FWEveViewManager::eventCenterChanged() {
  for (int t = 0; t < FWViewType::kTypeSize; ++t) {
    for (EveViewVec_it i = m_views[t].begin(); i != m_views[t].end(); ++i) {
      (*i)->setupEventCenter();
    }
  }
}
 
void FWEveViewManager::colorsChanged() {
  for (int t = 0; t < FWViewType::kTypeSize; ++t) {
    for (EveViewVec_it i = m_views[t].begin(); i != m_views[t].end(); ++i)
      (*i)->setBackgroundColor(colorManager().background());
  }
}
 
//______________________________________________________________________________
void FWEveViewManager::eventBegin() {
  // Prevent registration of redraw timer, full redraw is done in
  // FWEveViewManager::eventEnd().
  gEve->EnforceTimerActive(kTRUE);
  gEve->DisableRedraw();
 
  context().resetMaxEtAndEnergy();
 
  for (int t = 0; t < FWViewType::kTypeSize; ++t) {
    for (EveViewVec_it i = m_views[t].begin(); i != m_views[t].end(); ++i)
      (*i)->eventBegin();
  }
}
 
void FWEveViewManager::eventEnd() {
  for (int t = 0; t < FWViewType::kTypeSize; ++t) {
    for (EveViewVec_it i = m_views[t].begin(); i != m_views[t].end(); ++i)
      (*i)->eventEnd();
  }
 
  // What follows is a copy of TEveManager::DoRedraw3D() with the difference that
  // we have full control over execution of GL view rendering. In particular:
  // - optionally delay buffer swapping so they can all be swapped together;
  // - we could render into FBO once and then use this to be put on screen
  //   and saved into an image file.
 
  {
    TEveElement::List_t scenes;
    Long64_t key, value;
    TExMapIter stamped_elements(gEve->PtrToStampedElements());
    while (stamped_elements.Next(key, value)) {
      TEveElement* el = reinterpret_cast<TEveElement*>(key);
      if (el->GetChangeBits() & TEveElement::kCBVisibility) {
        el->CollectSceneParents(scenes);
      }
    }
    gEve->ScenesChanged(scenes);
  }
 
  // Process changes in scenes.
  gEve->GetScenes()->ProcessSceneChanges(kFALSE, gEve->PtrToStampedElements());
 
  // To synchronize buffer swapping set swap_on_render to false.
  // Note that this costs 25-40% extra time with 4 views, depending on V-sync settings.
  // Tested with NVIDIA 343.22.
  const bool swap_on_render = !s_syncAllViews;
 
  // Loop over viewers, swap buffers if swap_on_render is true.
  for (int t = 0; t < FWViewType::kTypeSize; ++t) {
    for (EveViewVec_it i = m_views[t].begin(); i != m_views[t].end(); ++i)
      (*i)->fwViewerGL()->DrawHiLod(swap_on_render);
  }
 
  // Swap buffers if they were not swapped before.
  if (!swap_on_render) {
    for (int t = 0; t < FWViewType::kTypeSize; ++t) {
      for (EveViewVec_it i = m_views[t].begin(); i != m_views[t].end(); ++i)
        (*i)->fwViewerGL()->JustSwap();
    }
  }
 
  gEve->GetViewers()->RepaintChangedViewers(kFALSE, kFALSE);
 
  {
    Long64_t key, value;
    TExMapIter stamped_elements(gEve->PtrToStampedElements());
    while (stamped_elements.Next(key, value)) {
      TEveElement* el = reinterpret_cast<TEveElement*>(key);
      if (gEve->GetEditor()->GetModel() == el->GetEditorObject("FWEveViewManager::eventEnd"))
        gEve->EditElement(el);
      TEveGedEditor::ElementChanged(el);
 
      el->ClearStamps();
    }
  }
  gEve->PtrToStampedElements()->Delete();
 
  gEve->GetListTree()->ClearViewPort();  // Fix this when several list-trees can be added.
 
  gEve->EnableRedraw();
  gEve->EnforceTimerActive(kFALSE);
}
 
//______________________________________________________________________________
 
FWFromEveSelectorBase* getSelector(TEveElement* iElement) {
  if (!iElement)
    return nullptr;
 
  //std::cout <<"  non null"<<std::endl;
  void* userData = iElement->GetUserData();
  //std::cout <<"  user data "<<userData<<std::endl;
  if (!userData)
    return nullptr;
 
  //std::cout <<"    have userData"<<std::endl;
  //std::cout <<"      calo"<<std::endl;
  EveSelectionSentry();
  return reinterpret_cast<FWFromEveSelectorBase*>(userData);
}
 
void FWEveViewManager::selectionAdded(TEveElement* iElement) {
  FWFromEveSelectorBase* selector = getSelector(iElement);
  if (selector)
    selector->doSelect();
}
 
void FWEveViewManager::selectionRemoved(TEveElement* iElement) {
  FWFromEveSelectorBase* selector = getSelector(iElement);
  if (selector)
    selector->doUnselect();
}
 
void FWEveViewManager::selectionCleared() { context().selectionManager()->clearSelection(); }
 
//
// const member functions
//
 
FWTypeToRepresentations FWEveViewManager::supportedTypesAndRepresentations() const {
  // needed for add collection GUI
  FWTypeToRepresentations returnValue;
  const static std::string kFullFrameWorkPBExtension = "FullFramework";
  for (TypeToBuilder::const_iterator it = m_typeToBuilder.begin(), itEnd = m_typeToBuilder.end(); it != itEnd; ++it) {
    std::vector<BuilderInfo> blist = it->second;
    for (size_t bii = 0, bie = blist.size(); bii != bie; ++bii) {
      BuilderInfo& info = blist[bii];
 
      if (context().getHidePFBuilders()) {
        const static std::string pfExt = "PF ";
        if (std::string::npos != info.m_name.find(pfExt))
          continue;
      }
 
      unsigned int bitPackedViews = info.m_viewBit;
      bool representsSubPart = (info.m_name.substr(info.m_name.find_first_of('@') - 1, 1) == "!");
      size_t extp = info.m_name.rfind(kFullFrameWorkPBExtension);
      bool FFOnly = (extp != std::string::npos);
 
      std::string name;
      bool isSimple;
      info.classType(name, isSimple);
      if (isSimple) {
        returnValue.add(std::make_shared<FWSimpleRepresentationChecker>(
            name, it->first, bitPackedViews, representsSubPart, FFOnly));
      } else {
        returnValue.add(std::make_shared<FWEDProductRepresentationChecker>(
            name, it->first, bitPackedViews, representsSubPart, FFOnly));
      }
    }
  }
  return returnValue;
}
 
bool FWEveViewManager::haveViewForBit(int bit) const {
  for (int t = 0; t < FWViewType::kTypeSize; ++t) {
    if ((bit & (1 << t)) && !m_views[t].empty())
      return true;
  }
  // printf("have %d view for bit %d \n", haveView, bit);
  return false;
}
 
void FWEveViewManager::BuilderInfo::classType(std::string& typeName, bool& simple) const {
  const std::string kSimple("simple#");
  simple = (m_name.substr(0, kSimple.size()) == kSimple);
  if (simple) {
    typeName = m_name.substr(kSimple.size(), m_name.find_first_of('@') - kSimple.size() - 1);
  } else {
    typeName = m_name.substr(0, m_name.find_first_of('@') - 1);
  }
}
 
/*
AMT: temporary workaround for using TEveCaloDataHist instead of
TEveCaloDataVec. 
 
 */
 
#include "TH2F.h"
#include "TAxis.h"
#include "TEveCaloData.h"
 
void FWEveViewManager::highlightAdded(TEveElement* iElement) {
  bool blocked = gEve->GetHighlight()->BlockSignals(true);
 
  if (iElement == context().getCaloData()) {
    TEveCaloData::vCellId_t& hlist = context().getCaloData()->GetCellsHighlighted();
    std::set<TEveCaloData::CellId_t> hset;
 
    int etaBin, phiBin, w, newPhiBin, tower;
    TH2F* hist = context().getCaloData()->GetHist(0);
    TAxis* etaAxis = hist->GetXaxis();
    int nBinsX = etaAxis->GetNbins() + 2;
 
    for (TEveCaloData::vCellId_i i = hlist.begin(); i != hlist.end(); ++i) {
      hist->GetBinXYZ((*i).fTower, etaBin, phiBin, w);
      if (TMath::Abs(etaAxis->GetBinCenter(etaBin)) > 4.71475) {
        newPhiBin = ((phiBin + 1) / 4) * 4 - 1;
        if (newPhiBin <= 0)
          newPhiBin = 71;
 
        tower = etaBin + newPhiBin * nBinsX;
        hset.insert(TEveCaloData::CellId_t(tower, (*i).fSlice, (*i).fFraction));
        tower += nBinsX;
        hset.insert(TEveCaloData::CellId_t(tower, (*i).fSlice, (*i).fFraction));
        tower += nBinsX;
 
        if (newPhiBin == 71)
          tower = etaBin + 1 * nBinsX;
 
        hset.insert(TEveCaloData::CellId_t(tower, (*i).fSlice, (*i).fFraction));
        tower += nBinsX;
        hset.insert(TEveCaloData::CellId_t(tower, (*i).fSlice, (*i).fFraction));
      } else if (TMath::Abs(etaAxis->GetBinCenter(etaBin)) > 1.747650) {
        newPhiBin = ((phiBin + 1) / 2) * 2 - 1;
        tower = etaBin + newPhiBin * nBinsX;
        hset.insert(TEveCaloData::CellId_t(tower, (*i).fSlice, (*i).fFraction));
        tower += nBinsX;
        hset.insert(TEveCaloData::CellId_t(tower, (*i).fSlice, (*i).fFraction));
      } else {
        hset.insert(*i);
      }
    }
 
    // edit calo data list
    hlist.clear();
    for (std::set<TEveCaloData::CellId_t>::iterator it = hset.begin(); it != hset.end(); ++it) {
      hlist.push_back(*it);
    }
    context().getCaloData()->CellSelectionChanged();
  }
 
  gEve->GetHighlight()->BlockSignals(blocked);
}