X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=scene.c;h=74b15cab6f46692b72c105149a7ab1621ebe7642;hb=732047b86f9fca77cec1c110eca712997894808a;hp=705c2d1277c4b7d045a46c9c40a9879590e97523;hpb=b43c5e3029d160c9e82f410dfbabbb32068fc57d;p=atyndall%2Fcits2231.git

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. */