[Libreoffice-bugs] [Bug 112674] New: A grey screen for 4 seconds when opening/ restoring a presentation with complex drawing with OpenGL enabled

[bugzilla-daemon at bugs.documentfoundation.org]

https://bugs.documentfoundation.org/show_bug.cgi?id=112674

            Bug ID: 112674
           Summary: A grey screen for 4 seconds when opening/restoring a
                    presentation with complex drawing with OpenGL enabled
           Product: LibreOffice
           Version: 5.2.5.1 release
          Hardware: All
                OS: Windows (All)
            Status: UNCONFIRMED
          Severity: normal
          Priority: medium
         Component: Impress
          Assignee: libreoffice-bugs at lists.freedesktop.org
          Reporter: telesto at surfxs.nl

Description:
A grey screen for 5 seconds when opening/restoring a presentation with complex
drawing. Also slow when moving around. 

Steps to Reproduce:
1. Open attachment 133616 (bug  108116) with OpenGL enabled
2. Notice the empty screen when opening the file
3. Minimize the document
4. Restore the document -> Notice the empty screen when opening the file
5. Also notice the slow vertical/horizontal scrolling


Actual Results:  
It's slow and laggy

Expected Results:
A bit faster; like non-OpenGL


Reproducible: Always

User Profile Reset: No

Additional Info:
Found in:
Version: 6.0.0.0.alpha0+
Build ID: 4020945651b4f3c636980e2103db440b5c55459c
CPU threads: 4; OS: Windows 6.29; UI render: GL; 
TinderBox: Win-x86 at 42, Branch:master, Time: 2017-09-25_23:14:03
Locale: nl-NL (nl_NL); Calc: CL

and in
Version: 5.2.5.0.0+
Build ID: a4d4fbeb623013f6377b30711ceedb38ea4b49f8
CPU Threads: 4; OS Version: Windows 6.2; UI Render: GL; 
TinderBox: Win-x86 at 62-merge-TDF, Branch:libreoffice-5-2, Time:
2016-12-24_14:43:55
Locale: nl-NL (nl_NL); Calc: CL


User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:52.0) Gecko/20100101
Firefox/52.0

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