From 91996c4fc5ee76ce8c08e23baa17c6a398de6276 Mon Sep 17 00:00:00 2001
From: Guard13007 <paul.liverman.iii@gmail.com>
Date: Tue, 28 Oct 2014 11:40:51 -0700
Subject: [PATCH] added move function to bodies

---
 lib/body.lua | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/lib/body.lua b/lib/body.lua
index fea2a87..d3b12bb 100644
--- a/lib/body.lua
+++ b/lib/body.lua
@@ -109,6 +109,17 @@ function body:setPosition(x, y)
   end
 end
 
+-- move position
+function body:move(x, y)
+  if x then
+    self.x = self.x + x
+  end
+  if y then
+    self.y = self.y + y
+  end
+  self:refresh()
+end
+
 -- get x position
 function body:getPosition()
   return self.x, self.y