ICRP110_HumanPhantoms/src/ICRP110PhantomVisAction.cc

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0025 //
0026 // Code developed by:
0027 // S.Guatelli, M. Large and A. Malaroda, University of Wollongong
0028 // This class developed by John Allison, March 2021
0029 //
0030
0031 #include "ICRP110PhantomVisAction.hh"
0032
0033 #include "G4VisManager.hh"
0034 #include "ICRP110PhantomConstruction.hh"
0035 #include "ICRP110PhantomPseudoScene.hh"
0036 #include "G4PhysicalVolumeModel.hh"
0037 #include "G4Polymarker.hh"
0038 #include "G4SystemOfUnits.hh"
0039 #include "Randomize.hh"
0040
0041 void ICRP110PhantomVisAction::Draw ()
0042 {
0043   // Get actual vis manager
0044   G4VVisManager* pVisManager = G4VVisManager::GetConcreteInstance();
0045   if (!pVisManager) return;
0046
0047   auto container = fpDetectorConstruction->GetPhantumContainer();
0048
0049   static G4bool first = true;
0050   if (first && container) {
0051     first = false;
0052     // Use ICRP110PhantomPseudoScene to build dataset in fPositionByColour
0053     G4ModelingParameters tmpMP;
0054     tmpMP.SetCulling(true);  // This avoids drawing transparent...
0055     tmpMP.SetCullingInvisible(true);  // ... or invisble volumes.
0056     const G4bool useFullExtent = true;  // To avoid clculating the extent
0057     G4PhysicalVolumeModel tmpPVModel
0058     (container,
0059      G4PhysicalVolumeModel::UNLIMITED,
0060      G4Transform3D(),
0061      &tmpMP,
0062      useFullExtent);
0063     ICRP110PhantomPseudoScene tmpScene
0064     (&tmpPVModel
0065      ,fPositionByMaterial
0066      ,fColourByMaterial);
0067     tmpPVModel.DescribeYourselfTo(tmpScene);
0068     // Make list of found materials
0069     for (const auto& entry: fColourByMaterial) {
0070       fSetOfMaterials.insert(entry.first);
0071     }
0072     for (const auto& material: fSetOfMaterials) {
0073       G4cout << "fSetOfMaterials: " << material->GetName() << G4endl;
0074     }
0075   }
0076
0077   // Seems the quantities in ICRP110PhantomConstruction don't have units
0078   const G4double voxelHalfDimX = fpDetectorConstruction->GetVoxelHalfDimX()*mm;
0079   const G4double voxelHalfDimY = fpDetectorConstruction->GetVoxelHalfDimY()*mm;
0080   const G4double voxelHalfDimZ = fpDetectorConstruction->GetVoxelHalfDimZ()*mm;
0081
0082   static G4bool firstPrint = true;
0083   G4int nDotsTotal = 0;
0084   const G4int nDotsPerPositionMin = 1;
0085   const G4int nDotsPerPositionMax = 10;
0086   const G4double densityMin = 1.*g/cm3;
0087   const G4double densityMax = 3.*g/cm3;;
0088   for (const auto& material: fSetOfMaterials) {
0089     auto& colour = fColourByMaterial[material];
0090     G4int nDots = 0;
0091     G4Polymarker dots;
0092     dots.SetVisAttributes(G4Colour(colour));
0093     dots.SetMarkerType(G4Polymarker::dots);
0094     dots.SetSize(G4VMarker::screen,1.);
0095     dots.SetInfo(material->GetName());
0096     const G4double currentDensity = material->GetDensity();
0097     const auto range = fPositionByMaterial.equal_range(material);
0098     for (auto posByMat = range.first; posByMat != range.second; ++posByMat) {
0099       G4int nDotsPerPosition
0100       = nDotsPerPositionMin
0101       + (nDotsPerPositionMax-nDotsPerPositionMin)
0102       *(currentDensity-densityMin)/(densityMax-densityMin);
0103       nDotsPerPosition = std::max(nDotsPerPositionMin,nDotsPerPosition);
0104       nDotsPerPosition = std::min(nDotsPerPositionMax,nDotsPerPosition);
0105       for (G4int i = 0; i < nDotsPerPosition; ++i) {
0106     const G4double x = posByMat->second.getX() + (2.*G4UniformRand()-1.)*voxelHalfDimX;
0107     const G4double y = posByMat->second.getY() + (2.*G4UniformRand()-1.)*voxelHalfDimY;
0108     const G4double z = posByMat->second.getZ() + (2.*G4UniformRand()-1.)*voxelHalfDimZ;
0109     dots.push_back(G4ThreeVector(x,y,z));
0110     ++nDots;
0111       }
0112     }
0113     pVisManager->Draw(dots);
0114     if (firstPrint) {
0115       G4cout
0116       << "Number of dots for material " << material->GetName()
0117       << ", colour " << colour
0118       << ": " << nDots << G4endl;
0119     }
0120     nDotsTotal += nDots;
0121   }
0122   if (firstPrint) {
0123     G4cout << "Total number of dots: " << nDotsTotal << G4endl;
0124     firstPrint = false;
0125   }
0126 }