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→Screen synchronization issue on 120 Hz screens
The fact that ''picture1'' is shown for only 1/120 s was confirmed with a light sensor connected to an oscilloscope.
The fact that ''picture1'' is shown for only 1/120 s was confirmed with a light sensor connected to an oscilloscope.
The chance of this issue occurring is highly dependant on the waiting time:
The chance of this issue occurring is highly dependant on the waiting time prior to the first ''present()'' call:
[[File:Occurrence.png|400px|none|synchronization bug occurrence]]
[[File:Occurrence.png|400px|none|synchronization bug occurrence]]
Neurobs people seem to [http://www.neurobs.com/menu_support/menu_forums/view_thread?id=9463&expand_all=1 think] it has something to do with triple buffering, but the graph above was created without triple buffering enabled.
Neurobs people seem to [http://www.neurobs.com/menu_support/menu_forums/view_thread?id=9463&expand_all=1 think] it has something to do with triple buffering, but the graph above was created without triple buffering enabled.