public void SetActive()
{
if (!Sledge.Settings.View.KeepSelectedTool)
{
ToolManager.Activate(_memory.SelectedTool);
}
if (!Sledge.Settings.View.KeepCameraPositions)
{
_memory.RestoreViewports(ViewportManager.Viewports);
}
ViewportManager.AddContext3D(new WidgetLinesRenderable());
Renderer.Register(ViewportManager.Viewports);
ViewportManager.AddContextAll(new ToolRenderable());
ViewportManager.AddContextAll(new HelperRenderable(this));
_subscriptions.Subscribe();
RenderAll();
}