BGE: [#19836] Recursive Parenting in game crashes Blender. Added parenting loop detection.

2010-03-25 21:43:36 +00:00
parent aa3428e6ab
commit 3ed81eeccf
3 changed files with 18 additions and 1 deletions
--- a/source/gameengine/SceneGraph/SG_Node.cpp
+++ b/source/gameengine/SceneGraph/SG_Node.cpp
@@ -150,6 +150,12 @@ GetRootSGParent(
 	return (m_SGparent ? (const SG_Node*) m_SGparent->GetRootSGParent() : (const SG_Node*) this);
 }

+bool SG_Node::IsAncessor(const SG_Node* child) const
+{
+	return (!child->m_SGparent) ? false : 
+		(child->m_SGparent == this) ? true : IsAncessor(child->m_SGparent);
+}
+
 	void 
 SG_Node::
 DisconnectFromParent(