Mesa (mesa_7_5_branch): demos: set 4th component of texcoord to 1.0

[Brian Paul]

Module: Mesa
Branch: mesa_7_5_branch
Commit: 6ff1a5385ee2a2f3c612254254bf5c1e4f4e593a
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=6ff1a5385ee2a2f3c612254254bf5c1e4f4e593a

Author: Brian Paul <brianp at vmware.com>
Date:   Thu Jul  9 13:59:03 2009 -0600

demos: set 4th component of texcoord to 1.0

Avoid potential randomness in resulting texcoords.

---

 progs/glsl/reflect.vert |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/progs/glsl/reflect.vert b/progs/glsl/reflect.vert
index 402be38..e1f22de 100644
--- a/progs/glsl/reflect.vert
+++ b/progs/glsl/reflect.vert
@@ -11,6 +11,7 @@ void main()
    float two_n_dot_u = 2.0 * dot(n, u);
    vec4 f;
    f.xyz = u - n * two_n_dot_u;
+   f.w = 1.0;
 
    // outputs
    normal = n;