xserver: Branch 'master'
Adam Jackson
ajax at kemper.freedesktop.org
Wed Mar 16 13:54:36 UTC 2016
glamor/glamor_fbo.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
New commits:
commit a288cf58a0dc0f965a6f964c76bb86bb1989d797
Author: Dave Airlie <airlied at redhat.com>
Date: Wed Mar 16 10:45:54 2016 +1000
glamor: swizzle RED to 0 for alpha textures
I'm pretty sure Eric suspected this could cause a problem, and we
couldn't find a test. Well loading feedly in firefox seems to trigger
badness that this solves.
bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=94554
Reviewed-by: Adam Jackson <ajax at redhat.com>
Signed-off-by: Dave Airlie <airlied at redhat.com>
Tested-by: Timo Aaltonen <tjaalton at ubuntu.com>
diff --git a/glamor/glamor_fbo.c b/glamor/glamor_fbo.c
index a531f60..f4f8749 100644
--- a/glamor/glamor_fbo.c
+++ b/glamor/glamor_fbo.c
@@ -352,8 +352,10 @@ _glamor_create_tex(glamor_screen_private *glamor_priv,
glBindTexture(GL_TEXTURE_2D, tex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
- if (format == glamor_priv->one_channel_format && format == GL_RED)
+ if (format == glamor_priv->one_channel_format && format == GL_RED) {
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_R, GL_ZERO);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_A, GL_RED);
+ }
glamor_priv->suppress_gl_out_of_memory_logging = true;
glTexImage2D(GL_TEXTURE_2D, 0, format, w, h, 0,
format, GL_UNSIGNED_BYTE, NULL);
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