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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Changed transparency handling in Draw breaks export to PNG of transparent objects over pictures with just default Layout layer, forces use of additional layer(s) for transparent shape(s)"
href="https://bugs.documentfoundation.org/show_bug.cgi?id=134213#c32">Comment # 32</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Changed transparency handling in Draw breaks export to PNG of transparent objects over pictures with just default Layout layer, forces use of additional layer(s) for transparent shape(s)"
href="https://bugs.documentfoundation.org/show_bug.cgi?id=134213">bug 134213</a>
from <span class="vcard"><a class="email" href="mailto:rb.henschel@t-online.de" title="Regina Henschel <rb.henschel@t-online.de>"> <span class="fn">Regina Henschel</span></a>
</span></b>
<pre>(In reply to Telesto from <a href="show_bug.cgi?id=134213#c19">comment #19</a>)
<span class="quote">>
> Bisected to:
> author Mike Kaganski <<a href="mailto:mike.kaganski@collabora.com">mike.kaganski@collabora.com</a>> 2020-05-28 20:13:50 +0200
> committer Mike Kaganski <<a href="mailto:mike.kaganski@collabora.com">mike.kaganski@collabora.com</a>> 2020-05-29 10:31:40
> +0200
> commit c644b2b4abe3051c0e0fc91674154c796fd326f6 (patch)
> tree 391c0d15daa02bae90325a2d44b9a4cbbba01756
> parent f510bdfa98014ca0ae596dcd0dfd487cfc90f3eb (diff)
> Use buffer with alpha in VclProcessor2D::RenderUnifiedTransparencePrimitive2D
> This allows UnifiedTransparencePrimitive2D to produce truly transparent
> image,
> usable later in the stack - specifically by glow and soft edge effect.
>
> <a href="https://cgit.freedesktop.org/libreoffice/core/commit/">https://cgit.freedesktop.org/libreoffice/core/commit/</a>
> ?id=c644b2b4abe3051c0e0fc91674154c796fd326f6</span >
Reverting that patch solves the problem. Tested with reverting on Version:
7.1.0.0.alpha0+ (x64)
Build ID: b54f7fd93cc300fedac2f1b007dfc4e6a704b515
CPU threads: 8; OS: Windows 10.0 Build 18362; UI render: Skia/Vulkan; VCL: win
Locale: de-DE (en_US); UI: en-US
Calc: CL</pre>
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