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gaussian(x,
y,
xsigma,
ysigma)
Two-dimensional oriented Gaussian pattern (i.e., 2D version of a
bell curve, like a normal distribution but not necessarily summing
to 1.0). |
source code
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gabor(x,
y,
xsigma,
ysigma,
frequency,
phase)
Gabor pattern (sine grating multiplied by a circular Gaussian). |
source code
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line(y,
thickness,
gaussian_width)
Infinite-length line with a solid central region, then Gaussian fall-off at the edges. |
source code
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disk(x,
y,
height,
gaussian_width)
Circular disk with Gaussian fall-off after the solid central region. |
source code
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ring(x,
y,
height,
thickness,
gaussian_width)
Circular ring (annulus) with Gaussian fall-off after the solid ring-shaped region. |
source code
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