From 9849ba06b5a09f0938aa6af374d1c9ba69fd1e63 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop+git@gmail.com>
Date: Mon, 16 Feb 2009 17:29:57 +0000
Subject: [PATCH] adding tree node classes, updated addChild() and added
 addChildren() to Node

git-svn-id: svn://anubis/fart/trunk@107 7f9b0f55-74a9-4bce-be96-3c2cd072584d
---
 parser/nodes.cc  | 14 ++++++++++++++
 parser/nodes.h   |  5 ++++-
 parser/parser.yy |  6 +++---
 3 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/parser/nodes.cc b/parser/nodes.cc
index e69de29..b7cb8d2 100644
--- a/parser/nodes.cc
+++ b/parser/nodes.cc
@@ -0,0 +1,14 @@
+
+#include "nodes.h"
+#include <vector>
+using namespace std;
+
+void Node::addChildren(refptr<Node> other)
+{
+    for (typeof(other.m_children)::const_iterator it = other.m_children.begin();
+         it != other.m_children.end();
+         it++)
+    {
+        addChild(*it);
+    }
+}
diff --git a/parser/nodes.h b/parser/nodes.h
index 556a828..7e48853 100644
--- a/parser/nodes.h
+++ b/parser/nodes.h
@@ -8,6 +8,9 @@ class Node
 {
     public:
         void addChild(refptr<Node> child) { m_children.push_back(child); }
+        void addChildren(refptr<Node> other);
+
+        virtual void process(refptr<Scene> scene) {}
 
         virtual refptr<Material> getMaterial()
         {
@@ -18,7 +21,7 @@ class Node
         std::vector< refptr<Node> > m_children;
 };
 
-class SceneNode
+class SceneItemsNode : public Node
 {
 };
 
diff --git a/parser/parser.yy b/parser/parser.yy
index 6f6eb0b..2fb23ee 100644
--- a/parser/parser.yy
+++ b/parser/parser.yy
@@ -329,9 +329,9 @@ plane_items: shape_items { $$ = $1; }
 
 scene_items: /* empty */
            | scene_item scene_items {
-                $$ = new Node();
-                $$->the_Node = $1;
-                $$->the_tail = $2;
+                $$ = new SceneItemsNode();
+                $$->addChild($1);
+                $$->addChildren($2);
             }
            ;