- points.InsertNextPoint(-8, -8, 0.0);
- points.InsertNextPoint( 8, -8, 0.0);
- points.InsertNextPoint( 8, 8, 0.0);
- points.InsertNextPoint(-8, 8, 0.0);
+ double pw = 8;
+ points.InsertNextPoint(-pw, -pw, 0.0);
+ points.InsertNextPoint( pw, -pw, 0.0);
+ points.InsertNextPoint( pw, pw, 0.0);
+ points.InsertNextPoint(-pw, pw, 0.0);