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Re: Issues with multiple displays and openGL libraries after latest updates to X, GL, and Mesa

Okay, so after the latest set of updates, this still seems to happen.
Attached is the XWin.0.log file. I am running this in Virtualbox, so it
is possible that this issue has something to do with that?

Hamish

On 07/09/2019 19:50, Hamish McIntyre-Bhatty wrote:
> I was starting with "startxwin &" in the Cygwin terminal. Is this the
> wrong way to do it?
>
> I'll try that soon and get back to you.
>
> This was before the latest set of updates to Xorg and the openGL
> libraries, so it could be that it had something to do with the missing
> libEGL dependency - I will try again now, and hopefully it will work
> :). If it's any help, I'm running Cygwin on Windows 7.
>
> Hamish
>
> On 07/09/2019 16:11, Jon Turney wrote:
>> On 05/09/2019 11:28, Hamish MB wrote:
>>> libraries. Additionally, the xwin server refuses to start if more than
>>> one display is present, for reasons I don't understand.
>>
>> That is unusual.
>>
>> I assume you are trying to start via the start menu shortcut?
>>
>> Does starting it as 'XWin -multiwindow' work?
>>
>> If not, can you provide the /var/log/xwin/XWin.0.log?
>>

Welcome to the XWin X Server
Vendor: The Cygwin/X Project
Release: 1.20.4.0
OS: CYGWIN_NT-6.1-7601 Hamish-PC 3.0.7-338.x86_64 2019-04-30 18:08 UTC x86_64
OS: Windows 7 Service Pack 1 [Windows NT 6.1 build 7601] (Win64)
Package: version 1.20.4-1 built 2019-03-15

XWin was started with the following command line:

XWin -multiwindow 

ddxProcessArgument - Initializing default screens
winInitializeScreenDefaults - primary monitor w 1920 h 920
winInitializeScreenDefaults - native DPI x 96 y 96
[   392.984] (II) xorg.conf is not supported
[   392.984] (II) See http://x.cygwin.com/docs/faq/cygwin-x-faq.html for more information
[   392.984] LoadPreferences: /home/Hamish/.XWinrc not found
[   392.984] LoadPreferences: Loading /etc/X11/system.XWinrc
[   392.984] LoadPreferences: Done parsing the configuration file...
[   392.984] winDetectSupportedEngines - RemoteSession: no
[   393.000] winDetectSupportedEngines - DirectDraw4 installed, allowing ShadowDDNL
[   393.000] winDetectSupportedEngines - Returning, supported engines 00000005
[   393.000] winSetEngine - Multi Window or Rootless => ShadowGDI
[   393.000] winScreenInit - Using Windows display depth of 24 bits per pixel
[   393.000] winScreenInit - Monitors do not all have same pixel format / display depth.
[   393.000] winScreenInit - Performance may suffer off primary display.
[   393.015] winQueryRGBBitsAndMasks - GetDeviceCaps (BITSPIXEL) returned 24 for the screen.  Using default 24bpp masks.
[   393.015] winAllocateFBShadowGDI - Creating DIB with width: 3840 height: 986 depth: 24
[   393.015] winFinishScreenInitFB - Masks: 00ff0000 0000ff00 000000ff
[   393.015] winInitVisualsShadowGDI - Masks 00ff0000 0000ff00 000000ff BPRGB 8 d 24 bpp 24
[   393.015] winFinishScreenInitFB - fbFinishScreenInit failed
[   393.015] winScreenInit - winFinishScreenInit () failed
[   393.015] (EE) Fatal server error:
[   393.015] (EE) InitOutput - Couldn't add screen 0(EE) 
[   393.015] (EE) Server terminated with error (1). Closing log file.

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