- double aToler2 = myToler * myToler;
- if ( mySurf->IsKind(STANDARD_TYPE(Geom_Plane)))
- {
- gp_Pln aPln = Handle(Geom_Plane)::DownCast(mySurf)->Pln();
- if ( aPln.SquareDistance( aPnt ) > aToler2 )
- return false;
- }
- else if ( mySurf->IsKind(STANDARD_TYPE(Geom_CylindricalSurface)))
- {
- gp_Cylinder aCyl = Handle(Geom_CylindricalSurface)::DownCast(mySurf)->Cylinder();
- double aRad = aCyl.Radius();
- gp_Ax3 anAxis = aCyl.Position();
- gp_XYZ aLoc = aCyl.Location().XYZ();
- double aXDist = anAxis.XDirection().XYZ() * ( aPnt.XYZ() - aLoc );
- double aYDist = anAxis.YDirection().XYZ() * ( aPnt.XYZ() - aLoc );
- if ( fabs(aXDist*aXDist + aYDist*aYDist - aRad*aRad) > aToler2 )
- return false;
- }
- else
- return false;
-
- return true;
+ // double aToler2 = myToler * myToler;
+// if ( mySurf->IsKind(STANDARD_TYPE(Geom_Plane)))
+// {
+// gp_Pln aPln = Handle(Geom_Plane)::DownCast(mySurf)->Pln();
+// if ( aPln.SquareDistance( aPnt ) > aToler2 )
+// return false;
+// }
+// else if ( mySurf->IsKind(STANDARD_TYPE(Geom_CylindricalSurface)))
+// {
+// gp_Cylinder aCyl = Handle(Geom_CylindricalSurface)::DownCast(mySurf)->Cylinder();
+// double aRad = aCyl.Radius();
+// gp_Ax3 anAxis = aCyl.Position();
+// gp_XYZ aLoc = aCyl.Location().XYZ();
+// double aXDist = anAxis.XDirection().XYZ() * ( aPnt.XYZ() - aLoc );
+// double aYDist = anAxis.YDirection().XYZ() * ( aPnt.XYZ() - aLoc );
+// if ( fabs(aXDist*aXDist + aYDist*aYDist - aRad*aRad) > aToler2 )
+// return false;
+// }
+// else
+// return false;
+ myProjector.Perform( aPnt );
+ bool isOn = ( myProjector.IsDone() && myProjector.LowerDistance() <= myToler );
+
+ return isOn;