VirtualBox

Opened 9 years ago

Last modified 9 years ago

#15491 new defect

opengl change of brightness not possible

Reported by: trivalik Owned by:
Component: other Version: VirtualBox 5.0.20
Keywords: opengl Cc:
Guest type: Windows Host type: Windows

Description

We have Quake 3 Demo install on our windows 7 x64 guest. The 3d acceleration is enabled. The screen is too dark and changing the brightness in display settings of game is not working. The host machine is windows 7 x64 too.

Attachments (2)

VBox.log (124.8 KB ) - added by trivalik 9 years ago.
OS startup, game start go into setting and move the brightness slider
VBoxHardening.7z (22.7 KB ) - added by trivalik 9 years ago.
OS startup, game start go into setting and move the brightness slider

Download all attachments as: .zip

Change History (3)

by trivalik, 9 years ago

Attachment: VBox.log added

OS startup, game start go into setting and move the brightness slider

by trivalik, 9 years ago

Attachment: VBoxHardening.7z added

OS startup, game start go into setting and move the brightness slider

comment:1 by trivalik, 9 years ago

I found out that on a real PC with Windows 7 x64, I need to run quake 3 with compatibility mode of Windows XP SP3. Then is change of brightness on a real PC working. But this does also not work for the virtual machine.

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