From f9158592e1478b2013afc7041d9ed041cf2d2f4a Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Mon, 13 Jan 2014 19:47:58 +1000
Subject: Update Irrlicht to 1.8.1.  Include actual change markers this time. 
 lol

---
 libraries/irrlicht-1.8.1/media/opengl.vert | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 libraries/irrlicht-1.8.1/media/opengl.vert

(limited to 'libraries/irrlicht-1.8.1/media/opengl.vert')

diff --git a/libraries/irrlicht-1.8.1/media/opengl.vert b/libraries/irrlicht-1.8.1/media/opengl.vert
new file mode 100644
index 0000000..bfee816
--- /dev/null
+++ b/libraries/irrlicht-1.8.1/media/opengl.vert
@@ -0,0 +1,27 @@
+
+uniform mat4 mWorldViewProj;
+uniform mat4 mInvWorld;
+uniform mat4 mTransWorld;
+uniform vec3 mLightPos;
+uniform vec4 mLightColor;
+
+void main(void)
+{
+	gl_Position = mWorldViewProj * gl_Vertex;
+	
+	vec4 normal = vec4(gl_Normal, 0.0);
+	normal = mInvWorld * normal;
+	normal = normalize(normal);
+	
+	vec4 worldpos = gl_Vertex * mTransWorld;
+	
+	vec4 lightVector = worldpos - vec4(mLightPos,1.0);
+	lightVector = normalize(lightVector);
+	
+	float tmp2 = dot(-lightVector, normal);
+	
+	vec4 tmp = mLightColor * tmp2;
+	gl_FrontColor = gl_BackColor = vec4(tmp.x, tmp.y, tmp.z, 0.0);
+	
+	gl_TexCoord[0] = gl_MultiTexCoord0;
+}
-- 
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