A fullscreen squarewave grating, which moves left- or rightwards. You can configure the speed and spatial frequency. The lateral borders have a contrast taper to reduce luminance artifacts for low spatial frequencies.
This stimulus was developed in co-operation with Hadas Kalish to assess acuity in fish populations. First developed for the following publication:
2016-06-11 | Updated publications list | |
2015-05-11 | 1.3 | Added the comment, explaining the warning message on recent operating systems. Enlarged buttons to avoid clipping, minor code efficiency improvement |
2009-12-08 | 1.2 | Improved GUI. This was used in Stiebel-Kalish et al. 2012. |
2009-08-06 | 1.1 | new algorithm for motion update, now no longer depends on frame rate |
2009-07-14 | 1.0 | changed label to "log2(…" |
2008-12-30 | 0.1 | created |