Import Geant4 0.0.0 source tree

2016-06-01 15:25:35 +02:00
parent 54d6b71f95
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+#include "G4Axis2Placement3D.hh"
+
+//G4Axis2Placement3D
+G4Axis2Placement3D::G4Axis2Placement3D(){}
+G4Axis2Placement3D::~G4Axis2Placement3D(){}
+
+// this function is used in STEPinterface directory
+G4Axis2Placement3D::G4Axis2Placement3D(const G4Axis2Placement3D& place)
+{
+  refDirection             = place.GetRefDirection(); 
+  axis                     = place.GetAxis();
+  location                 = place.GetLocation();
+  pX                       = place.GetPX();
+  pY                       = place.GetPY();
+  pZ                       = place.GetPZ();
+  toPlacementCoordinates   = GetToPlacementCoordinates();
+  fromPlacementCoordinates = GetFromPlacementCoordinates(); 
+}
+
+
+/*
+G4Axis2Placement3D::G4Axis2Placement3D(const G4ThreeVec Dir, 
+                                       const G4ThreeVec Axis, 
+				       const G4Point3d Pt    )
+{
+  dir=Dir;
+  axis=Axis;
+  srf_point=Pt;
+  ComputeNormal();
+  G4Point3d Pt2 = Pt+Dir;
+  G4Point3d Pt3 = Pt+Axis;  
+  G4Ray::CalcPlane3Pts(Pl, Pt, Pt2, Pt3);  
+}
+
+G4Axis2Placement3D::G4Axis2Placement3D(const G4ThreeVec Dir, const G4ThreeVec Axis, const G4Point3d Pt1, const G4Point3d Pt2, const G4Point3d Pt3)
+{
+  dir=Dir;
+  axis=Axis;
+  srf_point=Pt1;
+  ComputeNormal();
+  G4Ray::CalcPlane3Pts(Pl, Pt1, Pt2, Pt3);  
+}
+*/
+
+/*
+void G4Axis2Placement3D::ProjectPlacement(const G4Plane& Pl1, const G4Plane& Pl2)
+{
+  Project(ProjectedDir, dir, Pl1, Pl2);
+  Project(ProjectedAxis, axis, Pl1, Pl2);
+  Project(ProjectedSrfPoint, srf_point, Pl1, Pl2);
+  Project(ProjectedNormal, Normal, Pl1, Pl2);
+}
+
+void G4Axis2Placement3D::ComputeNormal()
+{
+
+  if(dir == axis)
+    Normal = dir;
+  else
+    {
+      Normal.X(dir.Y()*axis.Z() - dir.Z()*axis.Y());
+      Normal.Y(dir.X()*axis.Z()- dir.Z()*axis.X());
+      Normal.Z(dir.X()*axis.Y() - dir.Y()*axis.X());
+    }
+}
+
+
+G4Point3d G4Axis2Placement3D::EvaluateIntersection(register const G4Ray& rray)
+{
+
+// s is solution, line is p + tq, n is G4Plane Normal, r is point on G4Plane 
+// all parameters are pointers to arrays of three elements 
+
+    register G4double a, b, t;
+    register const G4ThreeVec& RayDir   = rray.GetDir();
+    register const G4Point3d& RayStart = rray.GetStart();
+    G4double dirx =  RayDir.X();
+    G4double diry =  RayDir.Y();
+    G4double dirz =  RayDir.Z();
+    b = Normal.X() * dirx + Normal.Y() * diry + Normal.Z() * dirz;
+
+    if (fabs(b) < 0.001)//== 0.0)  // or some better test involving a small positive e
+//    if (b == 0.0)  // or some better test involving a small positive e     
+    {
+//	G4cout << "\nLine is parallel to G4Plane.No Hit.";
+      G4Point3d hit_point( kInfinity, kInfinity, kInfinity);
+      return hit_point;
+    }
+    G4double startx =  RayStart.X();
+    G4double starty =  RayStart.Y();
+    G4double startz =  RayStart.Z();    
+    
+    a = Normal.X() * (srf_point.X() - startx) + Normal.Y() * (srf_point.Y() - starty)
+      + Normal.Z() * (srf_point.Z() - startz);
+
+    t = a/b;
+
+    // substitute t into line equation
+      // to calculate final solution     
+    G4Point3d hit_point(startx + t * dirx,starty + t * diry,startz + t * dirz);    
+    
+//    G4cout << "\nPLANE HIT POINT :" << hit_point.X() << "  " << hit_point.Y() << "  " << hit_point.Z();
+    return hit_point;
+}
+*/
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