Forum Discussion
Mirroring on the desktop introduce frame drops
Hi, I notice that keeping alive a windowed swap chain introduce a lot of hitches even when the application run fast enough. By skipping the Present call the app run at a smooth 75Hz ( and could ha...
In case people are interested, A stutter as hell sometimes, B is perfect.
A.
ovr_SubmitFrame
Present(0,0)
B.
Present(0,0)
ovr_SubmitFrame
It is also worth noticing that even if i stop calling ovr_SubmitFrame, the Present cap to 75Hz, and whatever i am windowed, fullscreen, gsync or not.
I read that in the past, there was a property to turn off vsync but there is no anymore ? people confirm ? That's a little annoying to measure app performance.
A.
ovr_SubmitFrame
Present(0,0)
B.
Present(0,0)
ovr_SubmitFrame
It is also worth noticing that even if i stop calling ovr_SubmitFrame, the Present cap to 75Hz, and whatever i am windowed, fullscreen, gsync or not.
I read that in the past, there was a property to turn off vsync but there is no anymore ? people confirm ? That's a little annoying to measure app performance.