visigoth.stimuli.GaussianNoise

class visigoth.stimuli.GaussianNoise(win, contrast=1, pix_per_deg=None, **kwargs)

Noise field with Gaussian statistics parameterized by contrast.

__init__(win, contrast=1, pix_per_deg=None, **kwargs)

Initialize self. See help(type(self)) for accurate signature.

Methods

__init__(win[, contrast, pix_per_deg])	Initialize self.
draw()	Draw the stimulus to the window.
update([rng])	Generate new random values.

Attributes

contrast	Control on 0-1 scale, approximately matched to a grating.
opacity	Opacity of the stimulus.
pos	Position of the stimulus.