Re: Present extension changes needed for GL/Vulkan vblank modes

2017-10-17 Thread Michel Dänzer
On 17/10/17 10:48 AM, Michel Dänzer wrote: > On 17/10/17 06:52 AM, Keith Packard wrote: >> >> PresentOptionRelative >> >> If 'options' contains PresentOptionRelative, then the most >> recent actual MSC for a PresentPixmap request to the same >> drawable (i.e., the MSC value

Re: Present extension changes needed for GL/Vulkan vblank modes

2017-10-17 Thread Michel Dänzer
On 17/10/17 06:52 AM, Keith Packard wrote: > > I know, Present was supposed to support all of the GL vblank modes, and > it mostly does, except for the most common case... > > In any case, here's a summary of four presentation modes from Vulkan, > how you'd get that with GL and Present and what t

Present extension changes needed for GL/Vulkan vblank modes

2017-10-16 Thread "Keith Packard"
I know, Present was supposed to support all of the GL vblank modes, and it mostly does, except for the most common case... In any case, here's a summary of four presentation modes from Vulkan, how you'd get that with GL and Present and what they mean: Vulkan GL