private void Render3dSlice() { if (m_curslice == null) { return; } if (UVDLPApp.Instance().m_appconfig.m_viewslice3d == false) { return; } if (m_curslice.m_opsegs == null) { m_curslice.Optimize(); m_curslice.ColorLines(); } foreach (PolyLine3d ply in m_curslice.m_opsegs) { ply.RenderGL(); } }