Import Geant4 4.0.0 source tree

2016-06-08 16:18:25 +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: G4CrossSectionHandler.cc,v 1.12 2001/10/08 07:48:57 pia Exp $
+// GEANT4 tag $Name: geant4-04-00 $
+//
+// Author: Maria Grazia Pia (Maria.Grazia.Pia@cern.ch)
+//
+// History:
+// -----------
+// 1 Aug 2001   MGP        Created
+//
+// -------------------------------------------------------------------
+
+#include "G4CrossSectionHandler.hh"
+#include "G4VDataSetAlgorithm.hh"
+#include "G4VEMDataSet.hh"
+#include "G4EMDataSet.hh"
+#include "G4CompositeEMDataSet.hh"
+#include "G4ShellEMDataSet.hh"
+#include "G4MaterialTable.hh"
+#include "G4Material.hh"
+#include "G4Element.hh"
+#include "Randomize.hh" 
+#include "g4std/map"
+#include "g4std/vector"
+#include "g4std/fstream"
+#include "g4std/strstream"
+
+#include "G4LogLogInterpolation.hh"
+
+G4CrossSectionHandler::G4CrossSectionHandler()
+{ }
+
+G4CrossSectionHandler::~G4CrossSectionHandler()
+{ }
+
+G4std::vector<G4VEMDataSet*>* 
+G4CrossSectionHandler::BuildCrossSectionsForMaterials(const G4DataVector& energyVector,
+						      const G4DataVector* energyCuts)
+{
+  G4DataVector* energies;
+  G4DataVector* data;
+
+  G4std::vector<G4VEMDataSet*>* matCrossSections = new G4std::vector<G4VEMDataSet*>;
+
+  const G4MaterialTable* materialTable = G4Material::GetMaterialTable();
+  G4int nMaterials = G4Material::GetNumberOfMaterials();
+  
+  size_t nOfBins = energyVector.size();
+
+  for (G4int m=0; m<nMaterials; m++)
+    {
+      const G4Material* material= (*materialTable)[m];
+      energies = new G4DataVector;
+      data = new G4DataVector;
+      G4VDataSetAlgorithm* interpolationAlgo = CreateInterpolation();
+      for (size_t bin=0; bin<nOfBins; bin++)
+	{
+	  G4double e = energyVector[bin];
+	  energies->push_back(e);
+	  G4double materialCrossSection = ValueForMaterial(material,e);
+	  data->push_back(materialCrossSection);
+	}
+      G4VEMDataSet* dataSet = new G4EMDataSet(m,energies,data,interpolationAlgo,1.,1.); 
+      matCrossSections->push_back(dataSet);
+    }
+  return matCrossSections;
+}
+