From 0df3dfab82539c2477bfd4d254d1f2c6e35efb57 Mon Sep 17 00:00:00 2001
From: Gary Wong <gtw@gnu.org>
Date: Sat, 13 Dec 2008 12:58:18 -0700
Subject: [PATCH] Ensure p.w is initialised in noise demo.

---
 progs/glsl/noise.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/progs/glsl/noise.c b/progs/glsl/noise.c
index 9da71ac775e..bd8f50036bf 100644
--- a/progs/glsl/noise.c
+++ b/progs/glsl/noise.c
@@ -30,6 +30,7 @@ static const char *FragShaderText =
    "   vec4 p;\n"
    "   p.xy = gl_TexCoord[0].xy;\n"
    "   p.z = Slice;\n"
+   "   p.w = 0;\n"
    "   vec4 n = noise4(p * scale);\n"
    "   gl_FragColor = n * Scale + Bias;\n"
    "}\n";
-- 
2.30.2