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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - Using old viewport value after a window resize (content is clipped)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=68296#c13">Comment # 13</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - Using old viewport value after a window resize (content is clipped)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=68296">bug 68296</a>
from <span class="vcard"><a class="email" href="mailto:michel@daenzer.net" title="Michel Dänzer <michel@daenzer.net>"> <span class="fn">Michel Dänzer</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=68296#c12">comment #12</a>)
<span class="quote">> If then you add a glClear(GL_COLOR_BUFFER_BIT) after the call to
> glViewport(...), then the problem goes away.
>
> The question is, is it the responsibility of the GL client program to make a
> call to glClear after executing glViewport, [...]</span >
It is, if the GL client program wants the new viewport size to be filled with
the clear colour.</pre>
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