EGL_MESA_screen_surface version 5
brian.paul at tungstengraphics.com
Wed Apr 6 21:06:42 PDT 2005
Jon Smirl wrote:
> On Apr 6, 2005 6:57 PM, Brian Paul <brian.paul at tungstengraphics.com> wrote:
>>So, are you saying that we need something additional in the
>>EGL_MESA_screen_surface API for this?
>>We still need to define what happens when one display device is
>>removed and a new one replaces it. The set of available display modes
>>may change. The EGL API user should have a way to detect this.
> fbdev will generate a HAL event for this. I think the code is already
> in the kernel. It is then up to the higher layers to catch the event.
> fbdev may also blank the monitor until a new mode is set. This is to
> prevent the old mode from destroying a new monitor.
Would this HAL event be a signal or interupt or what?
It sounds like an EGL application that wanted to detect and deal with
monitor changes would be using a non-EGL mechanism to do so, right?
It might be nicer if there were an EGL interface for dealing with this.
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