/// <summary>
/// 'node' becomes a child of 'insertLocation' or the Root of the
/// SceneGraph if 'insertLocation' is null
/// </summary>
/// <param name="node"></param>
/// <param name="insertLocation"></param>
public void Insert(SceneNode node, SceneNode insertLocation)
{
if (insertLocation == null)
{
Root = node;
}
else
{
insertLocation.AddChild(node);
}
}
/// <summary>
/// Explicitly change this SceneNodes parent... this is broken
/// out into a seperate method rather than allowing direct setting
/// of the Parent property because changes of Parent should be
/// exceptional and have, at the very least, spatial consequences for
/// the entire subtree rooted at this SceneNode
/// </summary>
/// <param name="newParent"></param>
internal virtual void ChangeParent(SceneNode newParent)
{
if (newParent == null)
{
throw new ArgumentNullException();
}
if (parent != null)
{
parent.RemoveChild(this);
}
newParent.AddChild(this);
parent = newParent;
}
/// <summary>
/// 'node' becomes a child of 'insertLocation' or the Root of the
/// SceneGraph if 'insertLocation' is null
/// </summary>
/// <param name="node"></param>
/// <param name="insertLocation"></param>
public void Insert(SceneNode node, SceneNode insertLocation)
{
if (insertLocation == null)
{
Root = node;
}
else
{
insertLocation.AddChild(node);
}
}
/// <summary>
/// Explicitly change this SceneNodes parent... this is broken
/// out into a seperate method rather than allowing direct setting
/// of the Parent property because changes of Parent should be
/// exceptional and have, at the very least, spatial consequences for
/// the entire subtree rooted at this SceneNode
/// </summary>
/// <param name="newParent"></param>
internal virtual void ChangeParent(SceneNode newParent)
{
if (newParent == null)
throw new ArgumentNullException();
if (parent != null)
parent.RemoveChild(this);
newParent.AddChild(this);
parent = newParent;
}