+
+ double w=100,h=10,b=h/15,t=3;
+ _pts->SetNumberOfPoints(21);
+ _pts->InsertPoint(0, xInic+w*0.33-t/2 , yInic , zInic );
+ _pts->InsertPoint(1, xInic+w*0.33 , yInic-t , zInic );
+ _pts->InsertPoint(2, xInic+w*0.33+t/2 , yInic , zInic );
+ _pts->InsertPoint(3, xInic+w*0.33+t/2 , yInic , zInic );
+ _pts->InsertPoint(4, xInic+w-b*4 , yInic+b*0 , zInic );
+
+ _pts->InsertPoint( 5, xInic+w-b*4 , yInic+b*0 , zInic );
+ _pts->InsertPoint( 6, xInic+w-b*2 , yInic+b*1 , zInic );
+ _pts->InsertPoint( 7, xInic+w-b*1 , yInic+b*2 , zInic );
+ _pts->InsertPoint( 8, xInic+w-b*0 , yInic+b*4 , zInic );
+
+ _pts->InsertPoint( 9, xInic+w-b*0 , yInic+h-b*4 , zInic );
+ _pts->InsertPoint(10, xInic+w-b*1 , yInic+h-b*2 , zInic );
+ _pts->InsertPoint(11, xInic+w-b*2 , yInic+h-b*1 , zInic );
+ _pts->InsertPoint(12, xInic+w-b*4 , yInic+h-b*0 , zInic );
+
+ _pts->InsertPoint(13, xInic+b*4 , yInic+h-b*0 , zInic );
+ _pts->InsertPoint(14, xInic+b*2 , yInic+h-b*1 , zInic );
+ _pts->InsertPoint(15, xInic+b*1 , yInic+h-b*2 , zInic );
+ _pts->InsertPoint(16, xInic+b*0 , yInic+h-b*4 , zInic );
+
+ _pts->InsertPoint(17, xInic+b*0 , yInic+b*4 , zInic );
+ _pts->InsertPoint(18, xInic+b*1 , yInic+b*2 , zInic );
+ _pts->InsertPoint(19, xInic+b*2 , yInic+b*1 , zInic );
+ _pts->InsertPoint(20, xInic+b*4 , yInic+b*0 , zInic );
+
+
+ /*