From 732047b86f9fca77cec1c110eca712997894808a Mon Sep 17 00:00:00 2001
From: Ash Tyndall <git@atyndall.net>
Date: Fri, 21 Oct 2011 15:55:44 +0800
Subject: [PATCH]

---
 scene.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/scene.c b/scene.c
index 705c2d1..74b15ca 100644
--- a/scene.c
+++ b/scene.c
@@ -339,12 +339,18 @@ void display() {
   lightPosition0[2] = 12*sin(lightAngle0);
   lightPosition0[3] = 0.0;
 
+  direction0[0] = lightPosition0[0];
+  direction0[2] = lightPosition0[2];
+
   /* Reposition the light source 1. */
   lightPosition1[0] = 12*cos(lightAngle1);
   lightPosition1[1] = lightHeight1;
   lightPosition1[2] = 12*sin(lightAngle1);
   lightPosition1[3] = 0.0;
 
+  direction1[0] = lightPosition1[0];
+  direction1[2] = lightPosition1[2];
+
   glPushMatrix();
 
     /* Perform scene rotations based on user mouse/keyboard input. */
-- 
2.20.1