Import Geant4 10.4.0 source tree

source/geometry/solids/specific/include/G4ExtrudedSolid.icc

@@ -24,7 +24,7 @@
 // ********************************************************************
 //
 //
-// $Id: G4ExtrudedSolid.icc 66356 2012-12-18 09:02:32Z gcosmo $
+// $Id: G4ExtrudedSolid.icc 107111 2017-11-02 14:33:38Z gcosmo $
 //
 // --------------------------------------------------------------------
 // GEANT 4 inline definitions file
@@ -80,3 +80,50 @@ std::vector<G4ExtrudedSolid::ZSection> G4ExtrudedSolid::GetZSections() const
 {
   return fZSections;
 }  
+
+inline
+G4bool G4ExtrudedSolid::PointInPolygon(const G4ThreeVector& p) const
+{
+  G4bool in = 0;
+  G4int icur = (fPolygon[fNv-1].y() > p.y()), iprev = 0;
+  for (G4int i = 0; i < fNv; i++)
+  {
+    iprev = icur;
+    if ((icur = (fPolygon[i].y() > p.y())) != iprev)
+    {
+      in ^= (p.y()*fLines[i].k + fLines[i].m < p.x());
+    }
+  }
+  return in;
+}
+
+inline
+G4double G4ExtrudedSolid::DistanceToPolygonSqr(const G4ThreeVector& p) const
+{
+  G4double dd = DBL_MAX;
+  for (G4int i=0, k=fNv-1; i<fNv; k=i++)
+  {
+    G4double ix = p.x() - fPolygon[i].x();
+    G4double iy = p.y() - fPolygon[i].y();
+    G4double u  = fPlanes[i].a*iy - fPlanes[i].b*ix;
+    if (u < 0)
+    {
+      G4double tmp = ix*ix + iy*iy;
+      if (tmp < dd) dd = tmp;
+    }
+    else if (u > fLengths[i])
+    {
+      G4double kx = p.x() - fPolygon[k].x();
+      G4double ky = p.y() - fPolygon[k].y();
+      G4double tmp = kx*kx + ky*ky;
+      if (tmp < dd) dd = tmp;
+    }
+    else
+    {
+      G4double tmp = fPlanes[i].a*p.x() + fPlanes[i].b*p.y() + fPlanes[i].d;
+      tmp *= tmp;
+      if (tmp < dd) dd = tmp;
+    }
+  }
+  return dd;
+}