G4DrawVoxels Class Reference

G4DrawVoxels is a utility class for the visualization of voxels in the detector geometry. More...

#include <G4DrawVoxels.hh>

Public Member Functions
	G4DrawVoxels ()
	G4DrawVoxels (const G4DrawVoxels &)=delete
G4DrawVoxels	operator= (const G4DrawVoxels &)=delete
	~G4DrawVoxels ()=default
void	DrawVoxels (const G4LogicalVolume *lv) const
G4PlacedPolyhedronList *	CreatePlacedPolyhedra (const G4LogicalVolume *) const
void	SetVoxelsVisAttributes (G4VisAttributes &, G4VisAttributes &, G4VisAttributes &)
void	SetBoundingBoxVisAttributes (G4VisAttributes &)

Detailed Description

G4DrawVoxels is a utility class for the visualization of voxels in the detector geometry.

Definition at line 49 of file G4DrawVoxels.hh.

Constructor & Destructor Documentation

G4DrawVoxels() [1/2]

G4DrawVoxels::G4DrawVoxels

(

)

Constructor. It initialises the members data to default colors.

Definition at line 46 of file G4DrawVoxels.cc.

{
  fVoxelsVisAttributes[0].SetColour(G4Colour(1.,0.,0.));
  fVoxelsVisAttributes[1].SetColour(G4Colour(0.,1.,0.));
  fVoxelsVisAttributes[2].SetColour(G4Colour(0.,0.,1.));
  fBoundingBoxVisAttributes.SetColour(G4Colour(.3,0.,.2));
}

Referenced by G4DrawVoxels(), and operator=().

G4DrawVoxels() [2/2]

G4DrawVoxels::G4DrawVoxels ( const G4DrawVoxels & )

delete

Copy constructor and assignment operator not allowed.

~G4DrawVoxels()

G4DrawVoxels::~G4DrawVoxels ( )

default

Default Destructor.

Member Function Documentation

CreatePlacedPolyhedra()

G4PlacedPolyhedronList * G4DrawVoxels::CreatePlacedPolyhedra

(

const G4LogicalVolume *

lv

)

const

Creates polyhedra for the specified logical volume.

Definition at line 179 of file G4DrawVoxels.cc.

{
  auto  pplist = new G4PlacedPolyhedronList;
  G4VoxelLimits limits;  // Working object for recursive call.
  ComputeVoxelPolyhedra(lv,lv->GetVoxelHeader(),limits,pplist);
  return pplist; //it s up to the calling program to destroy it then!
}

Referenced by G4LogicalVolumeModel::DescribeYourselfTo(), and DrawVoxels().

DrawVoxels()

void G4DrawVoxels::DrawVoxels

(

const G4LogicalVolume *

lv

)

const

Draws voxels for the specified logical volume.

Definition at line 189 of file G4DrawVoxels.cc.

{   
   G4VVisManager* pVVisManager = G4VVisManager::GetConcreteInstance();
 
   if (lv->GetNoDaughters()<=0)
   {
     return;
   }
 
   // Computing the transformation according to the world volume 
   // (the drawing is directly in the world volume while the axis
   // are relative to the mother volume of lv's daughter.)
 
   G4TouchableHandle aTouchable =
     G4TransportationManager::GetTransportationManager()->
     GetNavigatorForTracking()->CreateTouchableHistoryHandle();
   G4AffineTransform globTransform =
     aTouchable->GetHistory()->GetTopTransform().Inverse();
   G4Transform3D transf3D(globTransform.NetRotation(),
                          globTransform.NetTranslation());
 
   G4PlacedPolyhedronList* pplist = CreatePlacedPolyhedra(lv);
   if(pVVisManager != nullptr)
   {
     // Drawing the bounding and voxel polyhedra for the pVolume
     //
     for (const auto & i : *pplist)
     {
       pVVisManager->Draw(i.GetPolyhedron(),
                          i.GetTransform()*transf3D);
     }
   }
   else
   {
     G4Exception("G4DrawVoxels::DrawVoxels()",
                 "GeomNav1002", JustWarning,
                 "Pointer to visualization manager is null!");
   }
   delete pplist;
}

operator=()

G4DrawVoxels G4DrawVoxels::operator= ( const G4DrawVoxels & )

delete

SetBoundingBoxVisAttributes()

void G4DrawVoxels::SetBoundingBoxVisAttributes

(

G4VisAttributes &

VA_boundingbox

)

Definition at line 66 of file G4DrawVoxels.cc.

{
  fBoundingBoxVisAttributes = VA_boundingbox;
}

SetVoxelsVisAttributes()

void G4DrawVoxels::SetVoxelsVisAttributes	(	G4VisAttributes &	VA_voxelX,
		G4VisAttributes &	VA_voxelY,
		G4VisAttributes &	VA_voxelZ )

Visualisation attributes control. Allow changing colors of the drawing.

Definition at line 57 of file G4DrawVoxels.cc.

{
  fVoxelsVisAttributes[0] = VA_voxelX;
  fVoxelsVisAttributes[1] = VA_voxelY;
  fVoxelsVisAttributes[2] = VA_voxelZ;
}

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The documentation for this class was generated from the following files:

• G4DrawVoxels.hh
• G4DrawVoxels.cc