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Merge pull request psychopy#6854 from domstoppable/dev
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[DOC] Adds doc about new AprilTag Frame component
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TEParsons authored Sep 18, 2024
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Expand Up @@ -67,12 +67,12 @@ Setting Up |PsychoPy|

<video controls src="https://raw.githubusercontent.com/wiki/pupil-labs/psychopy-eyetracker-pupil-labs/images/companion-stream-info.mp4" width="240" height="536"/>

- ``Recording enabled`` - Enable this option to create a recording on the Companion device.

5. Add AprilTag components to the routines that require eyetracking.
- Three tags is generally considered a bare minimum, but more tags will yield more robust detection and more accurate mapping.
- All the tags which are visible together must each have a unique ID.
- Tags can be placed anywhere on the screen as long as they are fully visible and do not overlap.
- The ``April Tag Frame`` component provides an easy way to add an array of AprilTag markers around the edges of the display.
- If the ``April Tag Frame`` is not workable (for example, you need to render a stimulus in the corner of the display), advanced marker placement is possible using individual ``April Tag`` components.
- Three markers is generally considered a bare minimum, but more markers will yield more robust detection and more accurate mapping.
- All markers which are displayed simultaneously must each use a unique marker ID.
- Markers can be placed anywhere on the screen as long as they are fully visible and do not overlap.

A `sample experiment <https://github.com/pupil-labs/psychopy-gaze-contingent-demo>`_ is available for reference.

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