//--------------------------------------------------------------------------------------------------
public void InitAisContext()
{
if (V3dViewer == null)
{
InitV3dViewer();
}
if (AisContext == null)
{
AisContext = new AIS_InteractiveContext(V3dViewer);
AisContext.UpdateCurrentViewer();
}
AisContext.SetAutoActivateSelection(true);
AisContext.SetPickingStrategy(SelectMgr_PickingStrategy.SelectMgr_PickingStrategy_OnlyTopmost);
AisContext.SetDisplayMode((int)AIS_DisplayMode.AIS_Shaded, false);
V3dViewer.DisplayPrivilegedPlane(true, 1.0);
AisContext.EnableDrawHiddenLine();
// Reinit ais parameters
_ApplyWorkingContext();
AisContext?.SetPixelTolerance(2);
var drawer = AisContext.DefaultDrawer();
drawer.SetWireAspect(new Prs3d_LineAspect(Colors.Selection, Aspect_TypeOfLine.Aspect_TOL_SOLID, 1.0));
//drawer.SetTypeOfHLR(Prs3d_TypeOfHLR.Prs3d_TOH_Algo);
drawer.SetTypeOfHLR(Prs3d_TypeOfHLR.Prs3d_TOH_PolyAlgo);
}