Import Geant4 7.0.0 source tree

2016-06-09 11:11:55 +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: G4VTransitionRadiation.cc,v 1.3 2004/12/02 08:31:08 vnivanch Exp $
+// GEANT4 tag $Name: geant4-07-00-cand-03 $
+//
+// G4VTransitionRadiation class -- implementation file
+
+// GEANT 4 class implementation file --- Copyright CERN 1995
+// CERN Geneva Switzerland
+
+// History:
+// 29.02.04 V.Ivanchenko create
+
+#include "G4VTransitionRadiation.hh"
+#include "G4ParticleDefinition.hh"
+#include "G4VTRModel.hh"
+#include "G4Material.hh"
+#include "G4Region.hh"
+#include "G4TransportationManager.hh"
+
+///////////////////////////////////////////////////////////////////////
+
+using namespace std;
+
+G4VTransitionRadiation::G4VTransitionRadiation( const G4String& processName )
+  : G4VDiscreteProcess(processName),
+  nSteps(0),
+  gammaMin(100),
+  cosDThetaMax(cos(0.1))
+{
+  Clear();
+}
+
+///////////////////////////////////////////////////////////////////////
+
+G4VTransitionRadiation::~G4VTransitionRadiation()
+{
+  Clear();
+}
+
+///////////////////////////////////////////////////////////////////////
+
+void G4VTransitionRadiation::Clear()
+{
+  materials.clear();
+  steps.clear();
+  normals.clear();
+  nSteps = 0;
+}
+
+///////////////////////////////////////////////////////////////////////
+
+G4VParticleChange* G4VTransitionRadiation::PostStepDoIt(
+                                     const G4Track& track,
+                                     const G4Step& step)
+{
+
+  // Fill temporary vectors
+
+  const G4Material* material = track.GetMaterial();
+  G4double length = step.GetStepLength();
+  G4ThreeVector direction = track.GetMomentumDirection();
+
+  if(nSteps == 0) {
+
+    nSteps = 1;
+    materials.push_back(material);
+    steps.push_back(length);
+    const G4StepPoint* point = step.GetPreStepPoint();
+    startingPosition = point->GetPosition();
+    startingDirection = point->GetMomentumDirection();
+    G4bool valid = true;
+    G4ThreeVector n = G4TransportationManager::GetTransportationManager()
+                    ->GetNavigatorForTracking()->GetLocalExitNormal(&valid);
+    if(valid) normals.push_back(n);
+    else      normals.push_back(direction);
+
+  } else {
+
+    if(material == materials[nSteps-1]) {
+      steps[nSteps-1] += length;
+    } else {
+      nSteps++;
+      materials.push_back(material);
+      steps.push_back(length);
+      G4bool valid = true;
+      G4ThreeVector n = G4TransportationManager::GetTransportationManager()
+                      ->GetNavigatorForTracking()->GetLocalExitNormal(&valid);
+      if(valid) normals.push_back(n);
+      else      normals.push_back(direction);
+    }
+  }
+
+  // Check POstStepPoint condition
+
+  if(track.GetTrackStatus() == fStopAndKill ||
+     track.GetVolume()->GetLogicalVolume()->GetRegion() != region ||
+     startingDirection.x()*direction.x() +
+     startingDirection.y()*direction.y() +
+     startingDirection.z()*direction.z() < cosDThetaMax)
+  {
+     if(model) {
+       model->GenerateSecondaries(*pParticleChange, materials, steps,
+                                  normals, startingPosition, track);
+     }
+     Clear();
+  }
+
+  return pParticleChange;
+}
+
+///////////////////////////////////////////////////////////////////////
+
+G4bool G4VTransitionRadiation::IsApplicable(
+                                const G4ParticleDefinition& aParticle)
+{
+  return ( aParticle.GetPDGCharge() != 0.0 );
+}
+
+///////////////////////////////////////////////////////////////////////
+
+
+void G4VTransitionRadiation::SetRegion(const G4Region* reg)
+{
+  region = reg;
+}
+
+///////////////////////////////////////////////////////////////////////
+
+void G4VTransitionRadiation::SetModel(G4VTRModel* m)
+{
+  model = m;
+}
+
+///////////////////////////////////////////////////////////////////////
+
+void G4VTransitionRadiation::PrintInfoDefinition()
+{
+  if(model) model->PrintInfo();
+}
+
+///////////////////////////////////////////////////////////////////////