# Jagged circles in online experiment

**URL:** https://discourse.psychopy.org/t/jagged-circles-in-online-experiment/26411
**Category:** Builder
**Tags:** pavlovia
**Created:** [December 9, 2021, 3:41pm UTC](https://discourse.psychopy.org/t/jagged-circles-in-online-experiment/26411 "2021-12-09T15:41:49Z")
**Posts on this page:** 1
**Showing post:** 5

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### Author: ![wakecarter](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.psychopy.org/wakecarter/32/5753_2.png) [@wakecarter](https://discourse.psychopy.org/u/wakecarter)
#### Post date: [December 13, 2021, 1:03pm UTC](https://discourse.psychopy.org/t/jagged-circles-in-online-experiment/26411/5 "2021-12-13T13:03:51Z")

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You could try the latest version. However anti-aliasing is not as good online as locally.

> [@Visual stimulus edges appear blurred](https://discourse.psychopy.org/t/visual-stimulus-edges-appear-blurred/19535/8):
>
> Hi @toto, do you mean that the circle edges are pixelated ie. there is no antialiasing? If so you may be interested in the issue I created today on psychopy’s github page: I’ve managed to solve that issue by creating the window object with different parameters (see the issue above, the solution was suggested [here](https://discourse.psychopy.org/t/drawing-multiple-anti-aliased-lines/2593/11)) - this can not be done in the Builder directly unfortunatelly (AFAIK). But you could add a code component that replaces automatic builder window with a custom one. Let me know if yo…

Best wishes,

Wakefield

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