line-smooth-stipple: do not check alpha-value
commit5c2de52e55788f15b0ef76456d81301393f0ef44
authorErik Faye-Lund <erik.faye-lund@collabora.com>
Fri, 20 Jan 2023 14:32:21 +0000 (20 15:32 +0100)
committerErik Faye-Lund <erik.faye-lund@collabora.com>
Mon, 23 Jan 2023 08:39:06 +0000 (23 09:39 +0100)
treef6002da1762728140c17309e517e0dbaf39e87e6
parente8e7be5b3d32b0dc8f8025c5ef9e22765e6cb7f9
line-smooth-stipple: do not check alpha-value

When running the test in -fbo mode, we get an alpha channel regardless
of specifying PIGLIT_GL_VISUAL_RGB.

So let's not even try to compare the alpha-channel.

Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/piglit/-/merge_requests/760>
tests/general/line-smooth-stipple.c