#include <Graphic3d_Group.hxx>
#include <Graphic3d_Array1OfVertex.hxx>
#include <Graphic3d_ArrayOfPolylines.hxx>
+#include <Graphic3d_ArrayOfSegments.hxx>
#include <GProp_PEquation.hxx>
#include <gp.hxx>
#include <gp_Ax2d.hxx>
#include <Poly_Triangulation.hxx>
#include <Precision.hxx>
+#include <Prs3d_Arrow.hxx>
#include <Prs3d_Root.hxx>
#include <Prs3d_Text.hxx>
#include <Prs3d_ArrowAspect.hxx>