Avoid warning and make local variable lower-case.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6000 dfc29bdd-3216-0410-991c-e03cc46cb475

media/cubeMapReflection.vert

@@ -0,0 +1,27 @@
+uniform int StyleUVW ; // 0 = specular reflection, 1 = diffuse reflection, 2 = use model vertex coordinates for uvw.
+uniform vec3  CameraPos;
+uniform mat4 World;
+
+void main(void)
+{
+	gl_Position = ftransform();	// same as gl_ModelViewProjectionMatrix * gl_Vertex;
+	
+    // compute the reflection vector, and assign it to texcoord 0
+	if ( StyleUVW == 0 )
+	{
+		vec4 worldPos = World*gl_Vertex;
+		vec3 viewNormal = normalize(worldPos.xyz - CameraPos);	// view vector
+	
+		gl_TexCoord[0] = vec4( reflect( viewNormal, normalize(gl_Normal) ), 1.0 );
+	}
+	else if ( StyleUVW == 1 )
+	{
+		// just use the normal for the reflection vector
+		gl_TexCoord[0] = vec4(normalize(gl_Normal), 1.0);
+	}
+	else if ( StyleUVW == 2 )
+	{
+		// use vertex-coordinates for texture coordinates
+		gl_TexCoord[0] = normalize(gl_Vertex);
+	}	
+}