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Neurobs Presentation

114 bytes added, 15:44, 14 December 2015
Screen synchronisation issue on 120 Hz screens
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== Screen synchronisation synchronization issue on 120 Hz screens ==
There is a serious synchronization 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:
Neurobs people seem to [ think] it has something to do with triple buffering, but the graph above was created without triple buffering enabled.
[[File:Failsync2.png|400px|none|Difference of arrival times of two consecutive markers (no red bars are hidden)]]

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