Changes

*Features can get removed, or changed.

*Features can get removed, or changed.

== Screen synchronization issue on 120 Hz screens ==

== Screen synchronisation issue on 120 Hz screens ==

There is a serious synchronisation issue where the picture.present() method returns one frame too early. It can be detected by measuring the time between two consecutive present() calls returning:

There is a serious synchronisation issue where the picture.present() method returns one frame too early. It can be detected by measuring the time between two consecutive present() calls returning:

<pre>

<pre>

wait_interval(220)

wait_interval(220);

picture1.present()

picture1.present();

int t0 = clock.time();  

int t0 = clock.time();  

picture2.present();

picture2.present();