G4TrajectoriesModel.cc

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//
// $Id: G4TrajectoriesModel.cc 68043 2013-03-13 14:27:49Z gcosmo $
//
// 
// John Allison  26th August 1998.
// Model which knows how to draw GEANT4 trajectories.

#include "G4TrajectoriesModel.hh"

#include "G4ModelingParameters.hh"
#include "G4VGraphicsScene.hh"
#include "G4Event.hh"
#include "G4AttDefStore.hh"
#include "G4AttValue.hh"
#include "G4AttDef.hh"
#include "G4AttCheck.hh"
#include "G4UIcommand.hh"

G4TrajectoriesModel::G4TrajectoriesModel ():
  fpCurrentTrajectory(0),
  fEventID(0)
{
  fType = "G4TrajectoriesModel";
  fGlobalTag = "G4TrajectoriesModel for all trajectories.";
  fGlobalDescription = fGlobalTag;
}

G4TrajectoriesModel::~G4TrajectoriesModel () {}

void G4TrajectoriesModelDebugG4AttValues(const G4VTrajectory*);

#include "G4VVisManager.hh"
void G4TrajectoriesModel::DescribeYourselfTo (G4VGraphicsScene& sceneHandler)
{
  const G4Event* event = fpMP->GetEvent();
  if (!event) return;

  G4TrajectoryContainer* TC = event -> GetTrajectoryContainer ();
  if (!TC) return;

  G4VVisManager* pVVisManager = G4VVisManager::GetConcreteInstance();
  if (!pVVisManager) return;
  
  fEventID = event->GetEventID();

  pVVisManager->BeginDraw();
  // The use of Begin/EndDraw (optional methods to improve drawing
  // speed) assumes all trajectories are drawn with the same
  // transformation.  If not, a fatal exception with be raised in
  // G4VisManager::DrawT.
  for (G4int iT = 0; iT < TC->entries(); iT++) {
    fpCurrentTrajectory = (*TC) [iT];
    // Debug trajectory:
    // fpCurrentTrajectory->ShowTrajectory(); G4cout << G4endl;
    // Debug G4AttValues:
    // G4TrajectoriesModelDebugG4AttValues(fpCurrentTrajectory);
    if (fpCurrentTrajectory)
      sceneHandler.AddCompound (*fpCurrentTrajectory);
  }
  pVVisManager->EndDraw();
}

const std::map<G4String,G4AttDef>* G4TrajectoriesModel::GetAttDefs() const
{
  G4bool isNew;
  std::map<G4String,G4AttDef>* store
  = G4AttDefStore::GetInstance("G4TrajectoriesModel", isNew);
  if (isNew) {
    (*store)["EventID"] =
    G4AttDef("EventID","Event ID","Physics","","G4int");
  }
  return store;
}

std::vector<G4AttValue>* G4TrajectoriesModel::CreateCurrentAttValues() const
{
  std::vector<G4AttValue>* values = new std::vector<G4AttValue>;
  values->push_back
  (G4AttValue("EventID",G4UIcommand::ConvertToString(fEventID),""));
  return values;
}

// Debug material...

#include "G4VTrajectoryPoint.hh"

void G4TrajectoriesModelDebugG4AttValues(const G4VTrajectory* pTraj)
{
  // Trajectory attributes
  {  // Scope bracket - allows re-use of names without compiler warnings.
    std::vector<G4AttValue>* attValues = pTraj->CreateAttValues();
    if (attValues) {
      G4AttCheck attCheck(attValues, pTraj->GetAttDefs());
      G4cout << "\nProvided G4Atts:\n" << attCheck;
      if (attCheck.Check()) G4cout << "Error" << G4endl;
      else {
        std::vector<G4AttValue> standardValues;
        std::map<G4String,G4AttDef> standardDefinitions;
        attCheck.Standard(&standardValues, &standardDefinitions);
        G4cout << "\nStandard G4Atts:\n"
               << G4AttCheck(&standardValues, &standardDefinitions);
      }
      delete attValues;
    }
  }
  // Trajectory point attributes
  for (G4int i = 0; i < pTraj->GetPointEntries(); i++) {
    G4VTrajectoryPoint* aPoint = pTraj->GetPoint(i);
    std::vector<G4AttValue>* attValues = aPoint->CreateAttValues();
    if (attValues) {
      G4AttCheck attCheck(attValues, aPoint->GetAttDefs());
      G4cout << "\nProvided G4Atts:\n" << attCheck;
      if (attCheck.Check()) G4cout << "Error" << G4endl;
      else {
        std::vector<G4AttValue> standardValues;
        std::map<G4String,G4AttDef> standardDefinitions;
        attCheck.Standard(&standardValues, &standardDefinitions);
        G4cout << "\nStandard G4Atts:\n"
               << G4AttCheck(&standardValues, &standardDefinitions);
      }
      delete attValues;
    }
  }
}