Import Geant4 9.0.0 source tree

2016-06-09 15:16:48 +02:00
parent 75c7fd177d
commit a8e9364cea
6592 changed files with 84274 additions and 69292 deletions
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+//
+// ********************************************************************
+// * License and Disclaimer                                           *
+// *                                                                  *
+// * The  Geant4 software  is  copyright of the Copyright Holders  of *
+// * the Geant4 Collaboration.  It is provided  under  the terms  and *
+// * conditions of the Geant4 Software License,  included in the file *
+// * LICENSE and available at  http://cern.ch/geant4/license .  These *
+// * include a list of copyright holders.                             *
+// *                                                                  *
+// * 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.  Please see the license in the file  LICENSE  and URL above *
+// * for the full disclaimer and the limitation of liability.         *
+// *                                                                  *
+// * This  code  implementation is the result of  the  scientific and *
+// * technical work of the GEANT4 collaboration.                      *
+// * By using,  copying,  modifying or  distributing the software (or *
+// * any work based  on the software)  you  agree  to acknowledge its *
+// * use  in  resulting  scientific  publications,  and indicate your *
+// * acceptance of all terms of the Geant4 Software license.          *
+// ********************************************************************
+//
+//
+// $Id: G4ErrorPropagationNavigator.cc,v 1.1 2007/05/16 12:49:18 gcosmo Exp $
+// GEANT4 tag $Name: geant4-09-00 $
+//
+//
+// --------------------------------------------------------------------
+//      GEANT 4 class implementation file
+// --------------------------------------------------------------------
+
+#include "G4ErrorPropagationNavigator.hh"
+
+#include "globals.hh"
+#include "G4ThreeVector.hh"
+#include "G4ErrorPropagatorData.hh"
+#include "G4ErrorSurfaceTarget.hh"
+
+//-------------------------------------------------------------------
+
+G4ErrorPropagationNavigator::G4ErrorPropagationNavigator()
+  : G4Navigator()
+{
+}
+
+//-------------------------------------------------------------------
+
+G4ErrorPropagationNavigator::~G4ErrorPropagationNavigator()
+{
+}
+
+//-------------------------------------------------------------------
+
+G4double G4ErrorPropagationNavigator::
+ComputeStep ( const G4ThreeVector &pGlobalPoint,
+              const G4ThreeVector &pDirection,
+              const G4double pCurrentProposedStepLength,
+                    G4double &pNewSafety )
+{
+  G4double Step = G4Navigator::ComputeStep(pGlobalPoint, pDirection,
+                                           pCurrentProposedStepLength,
+                                           pNewSafety);
+  
+  G4ErrorPropagatorData * g4edata
+    = G4ErrorPropagatorData::GetErrorPropagatorData();
+
+  if (g4edata !=0)
+  {
+    const G4ErrorTarget* target = g4edata->GetTarget();
+    if( target != 0 )
+    {
+      G4double StepPlane(target->GetDistanceFromPoint(pGlobalPoint,pDirection));
+
+      if( StepPlane < 0. ) // Negative means target is crossed, will not be found
+      {
+        StepPlane = DBL_MAX; 
+      }
+#ifdef G4VERBOSE
+      if( G4ErrorPropagatorData::verbose() >= 4 )
+      {
+        G4cout << "G4ErrorPropagationNavigator::ComputeStep()" << G4endl
+               << "  Target step: " << StepPlane
+               << ", Transportation step: " << Step << G4endl;
+        target->Dump( "G4ErrorPropagationNavigator::ComputeStep Target " );
+      }
+#endif
+
+      if(StepPlane<Step)
+      {
+#ifdef G4VERBOSE
+        if( G4ErrorPropagatorData::verbose() >= 2 )
+        {
+          G4cout << "G4ErrorPropagationNavigator::ComputeStep()" << G4endl
+                 << "  TargetCloserThanBoundary: " << StepPlane << " < "
+                 << Step << G4endl;
+        }
+#endif
+        Step = StepPlane;
+        g4edata->SetState(G4ErrorState_TargetCloserThanBoundary);
+      }
+      else
+      {
+        g4edata->SetState(G4ErrorState_Propagating);
+      }
+    }
+  }
+  pNewSafety = ComputeSafety(pGlobalPoint, pCurrentProposedStepLength);
+
+#ifdef G4VERBOSE
+  if( G4ErrorPropagatorData::verbose() >= 3 )
+  {
+    G4cout << "G4ErrorPropagationNavigator::ComputeStep()" << G4endl
+           << "  Step: " << Step << ", ComputeSafety: " << pNewSafety
+           << G4endl;
+  }
+#endif
+
+  return Step;
+}
+
+//-------------------------------------------------------------------
+
+G4double G4ErrorPropagationNavigator::
+ComputeSafety( const G4ThreeVector &pGlobalpoint,
+               const G4double pMaxLength )
+{
+  G4double newSafety = G4Navigator::ComputeSafety(pGlobalpoint, pMaxLength);
+
+  G4ErrorPropagatorData *g4edata
+    = G4ErrorPropagatorData::GetErrorPropagatorData();
+
+  if (g4edata !=0)
+  {
+    const G4ErrorTarget* target = g4edata->GetTarget();
+    if( target != 0 )
+    {
+      G4double distance = target->GetDistanceFromPoint(pGlobalpoint);
+      
+      if(distance<newSafety)
+      {
+        newSafety = distance;
+      }
+    }
+  }
+  return newSafety;
+}