Import Geant4 8.3.0 source tree

source/geometry/solids/specific/src/G4QuadrangularFacet.cc

@@ -24,8 +24,8 @@
 // * acceptance of all terms of the Geant4 Software license.          *
 // ********************************************************************
 //
-// $Id: G4QuadrangularFacet.cc,v 1.3 2006/06/29 18:48:51 gunter Exp $
-// GEANT4 tag $Name: geant4-08-02 $
+// $Id: G4QuadrangularFacet.cc,v 1.5 2007/02/15 17:04:10 gcosmo Exp $
+// GEANT4 tag $Name: geant4-08-03 $
 //
 // %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 //
@@ -48,6 +48,7 @@
 
 #include "G4QuadrangularFacet.hh"
 #include "globals.hh"
+#include "Randomize.hh"
 
 ///////////////////////////////////////////////////////////////////////////////
 //
@@ -255,8 +256,9 @@ G4bool G4QuadrangularFacet::Intersect (const G4ThreeVector &p,
   G4bool intersect =
     facet1->Intersect(p,v,outgoing,distance,distFromSurface,normal);
   if (!intersect)
-    intersect =
-    facet2->Intersect(p,v,outgoing,distance,distFromSurface,normal);
+  {
+    intersect = facet2->Intersect(p,v,outgoing,distance,distFromSurface,normal);
+  }
   
   if (!intersect)
   {
@@ -267,3 +269,38 @@ G4bool G4QuadrangularFacet::Intersect (const G4ThreeVector &p,
   
   return intersect;
 }
+
+////////////////////////////////////////////////////////////////////////
+//
+// GetPointOnFace
+//
+// Auxiliary method for get a random point on surface
+
+G4ThreeVector G4QuadrangularFacet::GetPointOnFace() const
+{
+  G4ThreeVector pr;
+
+  if ( G4UniformRand() < 0.5 )
+  {
+    pr = facet1->GetPointOnFace();
+  }
+  else
+  {
+    pr = facet2->GetPointOnFace();
+  }
+
+  return pr;
+}
+
+////////////////////////////////////////////////////////////////////////
+//
+// GetArea
+//
+// Auxiliary method for returning the surface area
+
+G4double G4QuadrangularFacet::GetArea()
+{
+  if (!area)  { area = facet1->GetArea() + facet2->GetArea(); }
+
+  return area;
+}