From 2b144050733fbdee4cdd95fd8a02488d121d3a05 Mon Sep 17 00:00:00 2001
From: Ash Tyndall <git@atyndall.net>
Date: Thu, 20 Oct 2011 21:06:58 +0800
Subject: [PATCH]

---
 helper.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/helper.c b/helper.c
index 9fd6e32..df39ba8 100644
--- a/helper.c
+++ b/helper.c
@@ -234,6 +234,10 @@ void drawSquare(int recurseLevel, float x1, float z1, float x2, float z2) {
   } else {
     // Draw square.
     // **NOTE: Is the polygon facing in the right direction?
+    srand ( time(NULL) );
+    if ( rand() % 10 < 5 ) {
+      return;
+    }
     glBegin(GL_QUADS);
       glNormal3f(0,1,0);
       glVertex3f(x1, 0.0, z1);
-- 
2.20.1