From 112615a14e6f0af48f90d2156c3361af0866a750 Mon Sep 17 00:00:00 2001
From: "Craig S. Bosma" <cbosma@aegistg.com>
Date: Wed, 16 Feb 2011 16:10:39 -0600
Subject: [PATCH] Fix what appears to be a bug in the 'look at' implementation

---
 MC3DMatrix.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/MC3DMatrix.c b/MC3DMatrix.c
index fee60b3..296f4b8 100644
--- a/MC3DMatrix.c
+++ b/MC3DMatrix.c
@@ -271,7 +271,7 @@ void mat4SubMatrx(mat4 mr, mat3 *mb, int i, int j) {
 }
 
 #pragma mark -
-#pragma mark Matrix Transpose
+#pragma mark Matrix Projections and Views
 
 mat4 mat4CreateFrustum(GLfloat left, GLfloat right, GLfloat bottom, GLfloat top, GLfloat near, GLfloat far) {    
   mat4 ret;
@@ -346,7 +346,7 @@ mat4 mat4LookAt(vec3 position, vec3 target, vec3 up) {
   position4.x = position.x;
   position4.y = position.y;
   position4.z = position.z;
-  position4.w = 0.f;
+  position4.w = 1.f;
   vec4 positionPrime = mat4MultiplyVec4(ret, position4);
   mat4Transpose(&ret);
   ret.w = positionPrime;