From 7db9a020b90e190e9f794903af5f63c290b7b66d Mon Sep 17 00:00:00 2001
From: Erwin Coumans <erwincoumans@google.com>
Date: Fri, 19 Aug 2016 10:55:21 -0700
Subject: [PATCH] debug draw contact normals (1cm) use black color

---
 examples/ExampleBrowser/OpenGLGuiHelper.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/examples/ExampleBrowser/OpenGLGuiHelper.cpp b/examples/ExampleBrowser/OpenGLGuiHelper.cpp
index e49369547..8001b11e3 100644
--- a/examples/ExampleBrowser/OpenGLGuiHelper.cpp
+++ b/examples/ExampleBrowser/OpenGLGuiHelper.cpp
@@ -85,8 +85,8 @@ public:
 	virtual void	drawContactPoint(const btVector3& PointOnB,const btVector3& normalOnB,btScalar distance,int lifeTime,const btVector3& color)
 	{
         drawLine(PointOnB,PointOnB+normalOnB*distance,color);
-		btVector3 red(0.3, 1., 0.3);
-		drawLine(PointOnB, PointOnB + normalOnB*0.01, red);
+		btVector3 ncolor(0, 0, 0);
+		drawLine(PointOnB, PointOnB + normalOnB*0.01, ncolor);
 		
 	}