Import Geant4 2.0.0 source tree

2016-06-08 15:42:07 +02:00
parent 103bda00c8
commit e7d7193284
3106 changed files with 171117 additions and 90550 deletions
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+// 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: G4ClippablePolygon.hh,v 1.2 2000/04/18 19:06:38 davidw Exp $
+// GEANT4 tag $Name: geant4-02-00 $
+//
+//
+// --------------------------------------------------------------------
+// GEANT 4 class header file
+//
+// G4ClippablePolygon
+//
+// Class description:
+//
+//   Declaration of a utility class of a polygon that can be
+//   clipped by a voxel.
+
+// --------------------------------------------------------------------
+
+#ifndef G4ClippablePolygon_hh
+#define G4ClippablePolygon_hh
+
+#include "globals.hh"
+#include "geomdefs.hh"
+#include "G4ThreeVector.hh"
+
+class G4VoxelLimits;
+class G4AffineTransform;
+
+class G4AffineTransform;
+class G4VoxelLimits;
+
+#include "g4rw/tvordvec.h"
+typedef G4RWTValOrderedVector<G4ThreeVector> G4ThreeVectorList;
+
+class G4ClippablePolygon {
+	public:
+	G4ClippablePolygon() {;}
+	virtual ~G4ClippablePolygon() {;}
+	
+	virtual void AddVertexInOrder( const G4ThreeVector vertex );
+	virtual void ClearAllVertices();
+	
+	virtual void SetNormal( const G4ThreeVector &newNormal ) { normal = newNormal; }
+	virtual const G4ThreeVector GetNormal() const { return normal; }
+	
+	virtual G4bool Clip( const G4VoxelLimits &voxelLimit );
+
+	virtual G4bool PartialClip( const G4VoxelLimits &voxelLimit, const EAxis IgnoreMe );
+	
+	virtual void ClipAlongOneAxis( const G4VoxelLimits &voxelLimit, const EAxis axis );
+	
+	virtual G4bool GetExtent( const EAxis axis, 
+		  		  G4double &min, G4double &max ) const;
+	virtual const G4ThreeVector *GetMinPoint( const EAxis axis ) const;
+	virtual const G4ThreeVector *GetMaxPoint( const EAxis axis ) const;
+			  
+	virtual G4int GetNumVertices() const { return vertices.entries(); }
+	virtual G4bool Empty() const { return vertices.entries()==0; }
+	
+	virtual G4bool InFrontOf( const G4ClippablePolygon &other, EAxis axis ) const;
+	virtual G4bool BehindOf( const G4ClippablePolygon &other, EAxis axis ) const;
+	virtual G4bool GetPlanerExtent( const G4ThreeVector &pointOnPlane, 
+		  			const G4ThreeVector &planeNormal,
+		  			G4double &min, G4double &max ) const;
+			      
+	protected:
+	G4ThreeVectorList vertices;
+	G4ThreeVector normal;
+	
+	void ClipToSimpleLimits( G4ThreeVectorList& pPolygon,
+				 G4ThreeVectorList& outputPolygon,
+				 const G4VoxelLimits& pVoxelLimit  );
+
+};
+
+#endif