G4MIRDSmallIntestine.cc

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// Authors: S. Guatelli , M. G. Pia, INFN Genova and F. Ambroglini INFN Perugia, Italy
// 
// Based on code developed by the undergraduate student G. Guerrieri 
// Note: this is a preliminary beta-version of the code; an improved 
// version will be distributed in the next Geant4 public release, compliant
// with the design in a forthcoming publication, and subject to a 
// design and code review.
//
#include "G4MIRDSmallIntestine.hh"

#include "globals.hh"
#include "G4SystemOfUnits.hh"
#include "G4SDManager.hh"
#include "G4VisAttributes.hh"
#include "G4EllipticalTube.hh"
#include "G4UnionSolid.hh"
#include "G4RotationMatrix.hh"
#include "G4ThreeVector.hh"
#include "G4VPhysicalVolume.hh"
#include "G4PVPlacement.hh"
#include "G4LogicalVolume.hh"
#include "G4Torus.hh"
#include "G4Tubs.hh"
#include "G4Box.hh"
#include "G4IntersectionSolid.hh"
#include "G4SubtractionSolid.hh"
#include "G4HumanPhantomMaterial.hh"
#include "G4HumanPhantomColour.hh"

G4MIRDSmallIntestine::G4MIRDSmallIntestine()
{
}

G4MIRDSmallIntestine::~G4MIRDSmallIntestine()
{

}


G4VPhysicalVolume* G4MIRDSmallIntestine::Construct(const G4String& volumeName,
                           G4VPhysicalVolume* mother,
                           const G4String& colourName, G4bool wireFrame,G4bool)
{
  G4cout<<"Construct "<<volumeName<<" with mother volume "<<mother->GetName()<<G4endl;
  
  G4HumanPhantomMaterial* material = new G4HumanPhantomMaterial();
  G4Material* soft = material -> GetMaterial("soft_tissue");
  delete material;
  
  G4double boxX = 11.*cm;
  G4double boxY = 3.53*cm;
  G4double boxZ = 5*cm;


  G4Box* smallIntestineBox = new G4Box("smallIntestineBox",boxX,boxY,boxZ);
  
  G4double tubsRmin = 0*cm;
  G4double tubsRmax = 11.*cm;
  G4double tubsZ = 5*cm;
  G4double tubsSphi = 0*degree;
  G4double tubsDphi = 360*degree;
  

  G4Tubs* smallIntestineTubs = new G4Tubs("smallIntestineTubs",tubsRmin,tubsRmax,tubsZ,tubsSphi,tubsDphi);

  //G4IntersectionSolid* SmallIntestine = new G4IntersectionSolid("SmallIntestine",smallIntestineTubs,smallIntestineBox,
  G4IntersectionSolid* filledSmallIntestine1 = new G4IntersectionSolid("filledSmallIntestine1",smallIntestineTubs,smallIntestineBox,
                                      0,G4ThreeVector(0*cm,-1.33*cm, 0*cm));

  G4IntersectionSolid* filledSmallIntestine = new G4IntersectionSolid("filledSmallIntestine",filledSmallIntestine1,smallIntestineTubs,
                                      0,G4ThreeVector(0*cm,0.8*cm, 0*cm));

  G4double dx = 2.50*cm; // aU
  G4double dy = 2.50*cm; //bU
  G4double dz = 4.775*cm; //dzU

  G4VSolid* AscendingColonUpperLargeIntestine = new G4EllipticalTube("AscendingColon",dx, dy, dz);
 
  dx = 2.50 * cm;//bt
  dy = 1.50 *cm;//ct
  dz = 10.50* cm;//x1t

  G4VSolid* TraverseColonUpperLargeIntestine = new G4EllipticalTube("TraverseColon",dx, dy, dz);

  G4RotationMatrix* relative_rm =  new G4RotationMatrix();
  relative_rm -> rotateX(90. * degree);
  //relative_rm -> rotateZ(180. * degree);
  relative_rm -> rotateY(90. * degree);
  G4UnionSolid* upperLargeIntestine = new G4UnionSolid("UpperLargeIntestine",
                               AscendingColonUpperLargeIntestine,
                               TraverseColonUpperLargeIntestine,
                               relative_rm, 
                               G4ThreeVector(-8.0 *cm, 0.0*cm,6.275* cm)); //,0,dzU + ct transverse

  dx = 1.88 * cm; //a
  dy = 2.13 *cm; //b
  dz = 7.64 *cm; //(z1-z2)/2
  
  G4EllipticalTube* DescendingColonLowerLargeIntestine = new G4EllipticalTube("DiscendingColon",dx, dy, dz);
  
  G4UnionSolid* upperlowerLargeIntestine = new G4UnionSolid("UpperLowerLargeIntestine",
                                   upperLargeIntestine,
                                   DescendingColonLowerLargeIntestine,
                                   0, 
                                   G4ThreeVector(-16.72*cm, 0.0*cm,-2.865* cm)); //,0,dzU + ct t
  

  G4SubtractionSolid* SmallIntestine = new G4SubtractionSolid("SmallIntestine",
                                  filledSmallIntestine,
                                  upperlowerLargeIntestine,
                                  0,
                                  G4ThreeVector(8.0*cm,-0.3*cm,-2.775*cm));

  
  G4LogicalVolume* logicSmallIntestine = new G4LogicalVolume( SmallIntestine, 
                                  soft,
                                  "logical"+volumeName,
                                  0, 0, 0);
  G4RotationMatrix* rm = new G4RotationMatrix();
  rm->rotateX(180.*degree); 
  rm->rotateY(180.*degree); 
  G4VPhysicalVolume* physSmallIntestine = new G4PVPlacement(rm,     
                                G4ThreeVector(0*cm, -2.66*cm, -13*cm), // Xcheck the spina position the correct placement shuod be this one
                                //G4ThreeVector(0*cm, -5.13*cm, -13*cm), // Xcheck the spina position the correct placement shuod be this one
                                //G4ThreeVector(0*cm, -6*cm, -13*cm),
                                "physical"+volumeName,
                                logicSmallIntestine,
                                mother,
                                false,
                                0, true);
 
  
  // Visualization Attributes
  //G4VisAttributes* SmallIntestineVisAtt = new G4VisAttributes(G4Colour(1.0,1.0,0.0));
  G4HumanPhantomColour* colourPointer = new G4HumanPhantomColour();
  G4Colour colour = colourPointer -> GetColour(colourName);
  G4VisAttributes* SmallIntestineVisAtt = new G4VisAttributes(colour);
  SmallIntestineVisAtt->SetForceSolid(wireFrame);
  logicSmallIntestine->SetVisAttributes(SmallIntestineVisAtt);
  
  G4cout << "SmallIntestine created !!!!!!" << G4endl;
  
  // Testing SmallIntestine Volume
  G4double SmallIntestineVol = logicSmallIntestine->GetSolid()->GetCubicVolume();
  G4cout << "Volume of SmallIntestine = " << SmallIntestineVol/cm3 << " cm^3" << G4endl;
  
  // Testing SmallIntestine Material
  G4String SmallIntestineMat = logicSmallIntestine->GetMaterial()->GetName();
  G4cout << "Material of SmallIntestine = " << SmallIntestineMat << G4endl;
  
  // Testing Density
  G4double SmallIntestineDensity = logicSmallIntestine->GetMaterial()->GetDensity();
  G4cout << "Density of Material = " << SmallIntestineDensity*cm3/g << " g/cm^3" << G4endl;

  // Testing Mass
  G4double SmallIntestineMass = (SmallIntestineVol)*SmallIntestineDensity;
  G4cout << "Mass of SmallIntestine = " << SmallIntestineMass/gram << " g" << G4endl;

  
  return physSmallIntestine;
}