public static bool GetIsGroup(SceneElement element)
{
ModelVisual3DElement modelVisual3Delement = element as ModelVisual3DElement;
if (modelVisual3Delement != null)
{
if (modelVisual3Delement.ParentElement is Viewport3DElement)
{
if (modelVisual3Delement.Children.Count > 0)
{
return(modelVisual3Delement.Content == null);
}
return(false);
}
if (modelVisual3Delement.ParentElement is ModelVisual3DElement && modelVisual3Delement.Children.Count > 0)
{
if (modelVisual3Delement.Content != null)
{
return(modelVisual3Delement.Model3DContent != null);
}
return(true);
}
}
return(false);
}
public static Visual3DElement CoerceToVisual3D(SceneViewModel sceneView, SceneElement sceneElement)
{
Model3DElement model3Delement = sceneElement as Model3DElement;
if (model3Delement != null)
{
ModelVisual3DElement modelVisual3Delement = ModelVisual3DElement.Factory.Instantiate(sceneView);
modelVisual3Delement.Content = (SceneNode)model3Delement;
return((Visual3DElement)modelVisual3Delement);
}
Visual3DElement visual3Delement;
if ((visual3Delement = sceneElement as Visual3DElement) != null)
{
return(visual3Delement);
}
Viewport3DElement viewport3Delement = sceneElement as Viewport3DElement;
return((Visual3DElement)null);
}