From 89659d9e78ef0c91caea535afce2981001ef03cc Mon Sep 17 00:00:00 2001
From: David Rose <david@ddrose.com>
Date: Sat, 30 Aug 2003 22:11:50 +0000
Subject: [PATCH] add get_sort()

---
 panda/src/pgraph/nodePath.cxx | 23 +++++++++++++++++++++++
 panda/src/pgraph/nodePath.h   |  1 +
 2 files changed, 24 insertions(+)

diff --git a/panda/src/pgraph/nodePath.cxx b/panda/src/pgraph/nodePath.cxx
index 71802b49a1..2ecef422fd 100644
--- a/panda/src/pgraph/nodePath.cxx
+++ b/panda/src/pgraph/nodePath.cxx
@@ -168,6 +168,29 @@ get_stashed_children() const {
   return result;
 }
 
+////////////////////////////////////////////////////////////////////
+//     Function: NodePath::get_sort
+//       Access: Published
+//  Description: Returns the sort value of the referenced node within
+//               its parent; that is, the sort number passed on the
+//               last reparenting operation for this node.  This will
+//               control the position of the node within its parent's
+//               list of children.
+////////////////////////////////////////////////////////////////////
+int NodePath::
+get_sort() const {
+  if (!has_parent()) {
+    return 0;
+  }
+  PandaNode *parent = _head->get_next()->get_node();
+  PandaNode *child = node();
+  nassertr(parent != (PandaNode *)NULL && child != (PandaNode *)NULL, 0);
+  int child_index = parent->find_child(child);
+  nassertr(child_index != -1, 0);
+
+  return parent->get_child_sort(child_index);
+}
+
 ////////////////////////////////////////////////////////////////////
 //     Function: NodePath::find
 //       Access: Published
diff --git a/panda/src/pgraph/nodePath.h b/panda/src/pgraph/nodePath.h
index bac8a69ddc..268cac3cef 100644
--- a/panda/src/pgraph/nodePath.h
+++ b/panda/src/pgraph/nodePath.h
@@ -186,6 +186,7 @@ PUBLISHED:
 
   INLINE bool has_parent() const;
   INLINE NodePath get_parent() const;
+  int get_sort() const;
 
   NodePath find(const string &path) const;
   NodePath find_path_to(PandaNode *node) const;