AprilTagComponent

Categories:

Eyetracking

Works in:

PsychoPy

Parameters

None

Name

Name of this Component (alphanumeric or _, no spaces)

Disable Component

Disable this Component

Basic

Start type

How do you want to define your start point?

Options: - time (s) - frame N - condition

Stop type

How do you want to define your end point?

Options: - duration (s) - duration (frames) - time (s) - frame N - condition

Start

When does the Component start?

Stop

When does the Component end? (blank is endless)

Expected start (s)

(Optional) expected start (s), purely for representing in the timeline

Expected duration (s)

(Optional) expected duration (s), purely for representing in the timeline

Marker ID

The ID of the AprilTag marker to display

Options: - 0 - 512

Data

Save onset/offset times

Store the onset/offset times in the data file (as well as in the log file).

Sync timing with screen refresh

Synchronize times with screen refresh (good for visual stimuli and responses based on them)

Layout

Spatial units

Units of dimensions for this stimulus

Options: - from exp settings - deg - cm - pix - norm - height - degFlatPos - degFlat

Position [x,y]

Position of this stimulus (e.g. [1,2] )

Size [w,h]

Size of this stimulus (either a single value or x,y pair, e.g. 2.5, [1,2]

Anchor

Which point on the stimulus should be anchored to its exact position?

Options: - center - top-center - bottom-center - center-left - center-right - top-left - top-right - bottom-left - bottom-right

Appearance

Contrast

Contrast of the stimulus (1.0=unchanged contrast, 0.5=decrease contrast, 0.0=uniform/no contrast, -0.5=slightly inverted, -1.0=totally inverted)

Testing

Validate with…

Name of validator Component/Routine to use to check the timing of this stimulus.

Options: - VisualValidatorRoutine


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