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authorGary Wong <gtw@gnu.org>2008-12-13 12:58:18 -0700
committerGary Wong <gtw@gnu.org>2008-12-13 12:58:18 -0700
commit547de60d95326ef826f122d144472a4e9d50434d (patch)
tree3c89bb9062dee974395d34e7de9f2fa3ccdb763c
parent973659b24f5d3a57398cdfdfa23fa1d144c343d1 (diff)
Ensure p.w is initialised in noise demo.
-rw-r--r--progs/glsl/noise.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/progs/glsl/noise.c b/progs/glsl/noise.c
index adccd1a7c8..440e388753 100644
--- a/progs/glsl/noise.c
+++ b/progs/glsl/noise.c
@@ -29,6 +29,7 @@ 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";