Regular Patterns
flowers.sl (using topolar2d, whichtile, odd, even, rotate2d)
parameters: freq: grid frequency; initstep: initial step value for the vertical and horizontal strips
time.sl
parameters: float hour, min, radius, translucent; point center
hour(20), min(24), radius(0.15), translucent(0.3), center(0.645, 0.5, 0)
themoment.sl
parameters: tfreq
unility function files included in the above shader files: rmannotes.sl shapes.sl pinky.sl