From 205b43b6822336738c1b40c14fbecd073aabe574 Mon Sep 17 00:00:00 2001
From: Danny Robson <danny@nerdcruft.net>
Date: Sat, 29 Oct 2011 21:17:48 +1100
Subject: [PATCH] Add json extraction operator for vector

---
 vector.cpp | 9 +++++++++
 vector.hpp | 3 +++
 2 files changed, 12 insertions(+)

diff --git a/vector.cpp b/vector.cpp
index 049a7433..fcb1a0b4 100644
--- a/vector.cpp
+++ b/vector.cpp
@@ -181,3 +181,12 @@ operator<< (std::ostream &os, const util::vector &v) {
     return os;
 }
 
+
+const json::node&
+operator>> (const json::node &node, util::vector &v) {
+    v.x = node[0].to_number ();
+    v.y = node[1].to_number ();
+    v.z = node[2].to_number ();
+
+    return node;
+}
diff --git a/vector.hpp b/vector.hpp
index b61fce2b..e07ac756 100644
--- a/vector.hpp
+++ b/vector.hpp
@@ -20,6 +20,8 @@
 #ifndef __UTIL_VECTOR_HPP
 #define __UTIL_VECTOR_HPP
 
+#include "json.hpp"
+
 #include <iostream>
 
 namespace util {
@@ -58,5 +60,6 @@ namespace util {
 util::vector operator* (double, const util::vector&);
 
 std::ostream& operator<< (std::ostream&, const util::vector&);
+const json::node& operator>> (const json::node&, util::vector&);
 #endif