G4DrawVoxels.hh

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// 
// G4DrawVoxels
//
// Class description:
//
// Utility class for the visualization of voxels in the detector geometry.
 
// Original author: L.G., 29 July 1999
// --------------------------------------------------------------------
#ifndef G4DrawVoxels_HH
#define G4DrawVoxels_HH 1
 
#include "G4VisAttributes.hh"
#include "G4VoxelLimits.hh"
#include "G4PlacedPolyhedron.hh"
 
class G4SmartVoxelHeader;
class G4LogicalVolume;
 
/**
 * @brief G4DrawVoxels is a utility class for the visualization of voxels
 * in the detector geometry.
 */
 
class G4DrawVoxels
{
  public:
 
    /**
     * Constructor. It initialises the members data to default colors.
     */
    G4DrawVoxels();
 
    /**
     * Copy constructor and assignment operator not allowed.
     */
    G4DrawVoxels(const G4DrawVoxels&) = delete; 
    G4DrawVoxels operator=(const G4DrawVoxels&) = delete;   
 
    /**
     * Default Destructor.
     */
    ~G4DrawVoxels() = default;
    
    /**
     * Draws voxels for the specified logical volume.
     */
    void DrawVoxels(const G4LogicalVolume* lv) const;
 
    /**
     * Creates polyhedra for the specified logical volume.
     */
    G4PlacedPolyhedronList* CreatePlacedPolyhedra(const G4LogicalVolume*) const;
 
    /**
     * Visualisation attributes control. Allow changing colors of the drawing.
     */
    void SetVoxelsVisAttributes(G4VisAttributes&,
                                G4VisAttributes&,
                                G4VisAttributes&);
    void SetBoundingBoxVisAttributes(G4VisAttributes&);
 
  private:
 
    void ComputeVoxelPolyhedra(const G4LogicalVolume*,
                               const G4SmartVoxelHeader*,
                                     G4VoxelLimits&,
                                     G4PlacedPolyhedronList*) const;
    
  private:
  
    G4VisAttributes fVoxelsVisAttributes[3];
    G4VisAttributes fBoundingBoxVisAttributes;
};
 
#endif