Wilbert's website at SocSci

> Javascript> Stimuli> Disksize

stimuli/diskSize.html 2014-12-16

Apparent disk size

This little app tests perception of size motion. Press the stimulate button to generate a stimulus with given parameters. You can save the svg stimulus file as a stand alone app. The app reacts to cursor keys. Pointing at disk1 is considered correct (true). Use the staircase handler to save reactions.

angle (°)
left disk size (px)
right disk size (px)
line distance in center (px)
foreground (as background)
opacity (0-1)
swap left/right (0/1)

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