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geant4/source/visualization/RayTracer/src/G4RTSteppingAction.cc
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2016-06-09 10:49:58 +02:00

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//
// ********************************************************************
// * DISCLAIMER *
// * *
// * The following disclaimer summarizes all the specific disclaimers *
// * of contributors to this software. The specific disclaimers,which *
// * govern, are listed with their locations in: *
// * http://cern.ch/geant4/license *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. *
// * *
// * This code implementation is the intellectual property of the *
// * GEANT4 collaboration. *
// * By copying, distributing or modifying the Program (or any work *
// * based on the Program) you indicate your acceptance of this *
// * statement, and all its terms. *
// ********************************************************************
//
//
// $Id: G4RTSteppingAction.cc,v 1.6 2001/07/11 10:09:04 gunter Exp $
// GEANT4 tag $Name: geant4-05-02-patch-01 $
//
//
//
#include "G4RTSteppingAction.hh"
#include "G4SteppingManager.hh"
#include "G4VisManager.hh"
#include "G4VisAttributes.hh"
#include "G4Colour.hh"
#include "G4Track.hh"
#include "G4StepStatus.hh"
#include "G4TransportationManager.hh"
G4RTSteppingAction::G4RTSteppingAction()
{
ignoreTransparency=false;
}
void G4RTSteppingAction::UserSteppingAction(const G4Step* aStep)
{
// Stop the ray particle if it reaches to the coloured volume with its alpha = 1
// or coloured volume and the user request to ignore transparency
G4StepPoint* fpStepPoint = aStep -> GetPostStepPoint();
G4VPhysicalVolume* postVolume_phys=fpStepPoint->GetPhysicalVolume();
if(!postVolume_phys) return; // Reach to out of the world
const G4LogicalVolume* postVolume_log = postVolume_phys->GetLogicalVolume();
const G4VisAttributes* postVisAtt = postVolume_log -> GetVisAttributes();
G4VisManager* visManager = G4VisManager::GetInstance();
if(visManager) {
G4VViewer* viewer = visManager->GetCurrentViewer();
if (viewer) {
postVisAtt = viewer->GetApplicableVisAttributes(postVisAtt);
}
}
if((!postVisAtt) || (!(postVisAtt->IsVisible()))) return; // Invisible volume, continue tracking
if((postVisAtt->IsForceDrawingStyle())
&&(postVisAtt->GetForcedDrawingStyle()==G4VisAttributes::wireframe)) return;
// Wire frame volume, continue tracking
G4double postAlpha=(postVisAtt->GetColour()).GetAlpha();
if(postAlpha==1.0 || ignoreTransparency) // Stop stepping
{
G4Track* currentTrack = aStep -> GetTrack();
currentTrack -> SetTrackStatus(fStopAndKill);
}
}