Import Geant4 10.0.0 source tree

examples/extended/hadronic/Hadr05/src/DetectorConstruction.cc

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+//
+// ********************************************************************
+// * License and Disclaimer                                           *
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+// * 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 *
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+// *                                                                  *
+// * Neither the authors of this software system, nor their employing *
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+// * regarding  this  software system or assume any liability for its *
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+// *                                                                  *
+// * 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 *
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+// ********************************************************************
+//
+/// \file hadronic/Hadr00/src/DetectorConstruction.cc
+/// \brief Implementation of the DetectorConstruction class
+//
+// $Id: DetectorConstruction.cc 77210 2013-11-22 01:58:38Z adotti $
+//
+/////////////////////////////////////////////////////////////////////////
+//
+// DetectorConstruction
+//
+// Created: 20.06.2008 V.Ivanchenko
+//
+// Modified:
+//
+////////////////////////////////////////////////////////////////////////
+// 
+
+#include "DetectorConstruction.hh"
+#include "DetectorMessenger.hh"
+
+#include "G4Tubs.hh"
+#include "G4LogicalVolume.hh"
+#include "G4PVPlacement.hh"
+
+#include "G4RunManager.hh"
+
+#include "G4GeometryManager.hh"
+#include "G4PhysicalVolumeStore.hh"
+#include "G4LogicalVolumeStore.hh"
+#include "G4SolidStore.hh"
+
+#include "G4VisAttributes.hh"
+#include "G4Colour.hh"
+
+#include "G4UnitsTable.hh"
+#include "G4ios.hh"
+
+#include "G4NistManager.hh"
+
+#include "G4PhysicalConstants.hh"
+#include "G4SystemOfUnits.hh"
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+
+DetectorConstruction::DetectorConstruction()
+: G4VUserDetectorConstruction(),
+  fTargetMaterial(0), fWorldMaterial(0),
+  fLogicTarget(0), fLogicWorld(0),
+  fDetectorMessenger(0)
+{
+  fDetectorMessenger = new DetectorMessenger(this);
+
+  fRadius = 5.*cm;
+  fLength = 10.*cm;
+
+  fTargetMaterial = G4NistManager::Instance()->FindOrBuildMaterial("G4_Al");
+  fWorldMaterial = 
+    G4NistManager::Instance()->FindOrBuildMaterial("G4_Galactic");
+}
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+
+DetectorConstruction::~DetectorConstruction()
+{ 
+  delete fDetectorMessenger;
+}
+
+G4VPhysicalVolume* DetectorConstruction::Construct()
+{
+  // Cleanup old geometry
+
+  G4GeometryManager::GetInstance()->OpenGeometry();
+  G4PhysicalVolumeStore::GetInstance()->Clean();
+  G4LogicalVolumeStore::GetInstance()->Clean();
+  G4SolidStore::GetInstance()->Clean();
+
+  // Sizes
+  G4double worldR  = fRadius + cm;
+  G4double worldZ  = fLength + cm;
+
+  //
+  // World
+  //
+  G4Tubs* solidW = new G4Tubs("World", 0., worldR, 0.5*worldZ, 0., twopi);
+  fLogicWorld = new G4LogicalVolume(solidW, fWorldMaterial,"World");
+  G4VPhysicalVolume* world = new G4PVPlacement(0, G4ThreeVector(),
+                                               fLogicWorld, "World", 
+                                               0, false, 0);
+
+  //
+  // Target volume
+  //
+  G4Tubs* solidA = new G4Tubs("Target", 0., fRadius, 0.5*fLength, 0.,twopi);
+  fLogicTarget = new G4LogicalVolume( solidA, fTargetMaterial, "Target");
+  new G4PVPlacement(0, G4ThreeVector(), fLogicTarget, "Target",
+                    fLogicWorld, false, 0);
+
+  G4cout << "### Target consist of " 
+         << fTargetMaterial->GetName() 
+         << " disks with R(mm)= " << fRadius/mm
+         << "  fLength(mm)= " << fLength/mm
+         <<  "  ###" << G4endl;
+
+  // colors
+  fLogicWorld->SetVisAttributes(G4VisAttributes::Invisible);
+
+  G4VisAttributes* regCcolor = new G4VisAttributes(G4Colour(0., 0.3, 0.7));
+  fLogicTarget->SetVisAttributes(regCcolor);
+
+  G4cout << *(G4Material::GetMaterialTable()) << G4endl;
+
+  return world;
+}
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+
+void DetectorConstruction::SetTargetMaterial(const G4String& mat)
+{
+  // search the material by its name
+  G4Material* material = G4NistManager::Instance()->FindOrBuildMaterial(mat);
+
+  if (material && material != fTargetMaterial) {
+    fTargetMaterial = material;
+    if(fLogicTarget) fLogicTarget->SetMaterial(fTargetMaterial);
+    G4RunManager::GetRunManager()->PhysicsHasBeenModified();
+  }
+}
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+
+void DetectorConstruction::SetWorldMaterial(const G4String& mat)
+{
+  // search the material by its name
+  G4Material* material = G4NistManager::Instance()->FindOrBuildMaterial(mat);
+
+  if (material && material != fWorldMaterial) {
+    fWorldMaterial = material;
+    if(fLogicWorld) fLogicWorld->SetMaterial(fWorldMaterial);
+    G4RunManager::GetRunManager()->PhysicsHasBeenModified();
+  }
+}
+
+void DetectorConstruction::SetTargetRadius(G4double val)  
+{
+  if(val > 0.0 && val != fRadius) {
+    fRadius = val;
+      G4RunManager::GetRunManager()->ReinitializeGeometry();
+  } 
+}
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+
+void DetectorConstruction::SetTargetLength(G4double val)  
+{
+  if(val > 0.0 && val != fLength) {
+    fLength = val;
+      G4RunManager::GetRunManager()->ReinitializeGeometry();
+  } 
+}
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......