OS (e.g. Win10): Apple Mac, Monterey (12.1) PsychoPy version (e.g. 1.84.x): 2022.1.1 Standard Standalone? (y/n): y I am trying to draw a circle that is transparent in the middle in Builder using the polygon component (I have set Fill Color to “None”). The circle needs to have a thick perimeter (…

Silly me! I should have just used the aperture component all along. Problem solved :slight_smile:

Thanks for the suggestion! Unfortunately it’s not quite what I’m looking for (I was planning to use the outer circle as a mask for another stimulus that is non-circular, to give it circular edges) - but I suppose I might be able to make something like this work with multiple overlapping rings.

Creating a smooth circle (without dents)

Builder

wakecarter March 29, 2022, 12:56pm 2

This looks similar to one I came across a while ago. The solution there was to use two overlapping filled circles (the smaller one being the colour of the background).

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Creating a smooth circle (without dents)

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