About reproducing the reaction time from log file

[rkempner]

Hi @WeiHsiang_Lin , I am trying to figure out an answer to a question which will actually also answer your question:

follow this post or perhaps you can make comments on this post:

Response Times in Log Files, Key Press vs. Release, and EXP log messages

Hello, I am debugging my log files to ensure that reaction times came in alright, and I have the following three questions that I ask in order to understand the log file information… (1) In a log file, are the times of the “DATA Keydown” the exact time that the keyboard sends the information, or is that the time we call getKeys once a frame flip? (2) Further, does the response time , in log as well as in the csv file, record the time of the keypress onset or the time of the key release? (3) …