private void ChildRemove (AuroraPhysXPrim odePrim)
{
// Okay, we have a delinked child.. destroy all body and remake
if (odePrim != this && !childrenPrim.Contains (odePrim))
return;
DestroyBody ();
if (odePrim == this)
{
AuroraPhysXPrim newroot = null;
lock (childrenPrim)
{
if (childrenPrim.Count > 0)
{
newroot = childrenPrim[0];
childrenPrim.RemoveAt (0);
foreach (AuroraPhysXPrim prm in childrenPrim)
{
newroot.childrenPrim.Add (prm);
}
childrenPrim.Clear ();
}
if (newroot != null)
{
newroot.childPrim = false;
newroot._parent = null;
newroot.MakeBody ();
}
}
return;
}
else
{
lock (childrenPrim)
{
childrenPrim.Remove (odePrim);
odePrim.childPrim = false;
odePrim._parent = null;
}
}
MakeBody ();
}
// I'm the parent
// prim is the child
public void ParentPrim (AuroraPhysXPrim prim)
{
//Console.WriteLine("ParentPrim " + m_primName);
if (this.m_localID != prim.m_localID)
{
lock (childrenPrim)
{
foreach (AuroraPhysXPrim prm in prim.childrenPrim)
{
if (!childrenPrim.Contains (prm)) // must allow full reconstruction
childrenPrim.Add (prm);
}
if (!childrenPrim.Contains (prim)) // must allow full reconstruction
childrenPrim.Add (prim);
}
//Remove old children
prim.childrenPrim.Clear ();
prim.childPrim = true;
prim._parent = this;
if (prim.Body != IntPtr.Zero && prim.Body != Body)
{
prim.DestroyBody (); // don't loose bodies around
prim.Body = IntPtr.Zero;
}
if (m_isphysical)
MakeBody (); // full nasty reconstruction
}
}
private void ChildSetGeom (AuroraPhysXPrim odePrim)
{
DestroyBody ();
MakeBody ();
}
private void changelink (AuroraPhysXPrim newparent)
{
// If the newly set parent is not null
// create link
if (_parent == null && newparent != null)
{
newparent.ParentPrim (this);
}
// If the newly set parent is null
// destroy link
else if (_parent != null && newparent == null)
{
//Console.WriteLine(" changelink B");
if (_parent is AuroraPhysXPrim)
{
AuroraPhysXPrim obj = (AuroraPhysXPrim)_parent;
obj.ChildDelink (this);
childPrim = false;
//_parent = null;
}
}
_parent = newparent;
}