The Brush component is a freehand drawing tool.
Everything in a PsychoPy® experiment needs a unique name. The name should contain only letters, numbers and underscores (no punctuation marks or spaces).
The time that the stimulus should first appear.
Governs the duration for which the stimulus is presented.
Should the participant have to press a button to paint, or should it be always on?
How should the stimulus look? Colour, borders, etc.
Width of the line drawn by the brush, in pixels
Vary the transparency, from 0.0 = invisible to 1.0 = opaque
Colour of the brush
See Color spaces
API reference for