From d389e69b632c74ee935fd6951ce6d319cb1b981b Mon Sep 17 00:00:00 2001
From: tjvr <tim@tjvr.org>
Date: Thu, 17 Mar 2016 21:38:37 +0000
Subject: [PATCH] Fix point towards the current location

Fixes #552.
---
 phosphorus.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/phosphorus.js b/phosphorus.js
index 3a144861..7a5d72ed 100644
--- a/phosphorus.js
+++ b/phosphorus.js
@@ -1653,7 +1653,13 @@ var P = (function() {
       x = sprite.scratchX;
       y = sprite.scratchY;
     }
-    this.direction = Math.atan2(x - this.scratchX, y - this.scratchY) * 180 / Math.PI;
+    var dx = x - this.scratchX;
+    var dy = y - this.scratchY;
+    if (dx === 0 && dy === 0) {
+      this.direction = 90;
+    } else {
+      this.direction = Math.atan2(dx, dy) * 180 / Math.PI;
+    }
     if (this.saying) this.updateBubble();
   };