def random_circles(cls, n=50, rmin=5, rmax=50, background=BGCOLOR, pcolor=None):
""" Return a canvas populated with n randomly positioned circles.
Radius ranges vary randomly between 5 and 50."""
from random import randint as RIT
particles = ParticleManager()
# Randomize particle centers within the image default dimensions
for i in range(n):
cx, cy = RIT(0, BGRES[0]), RIT(0, BGRES[1])
radius = RIT(rmin,rmax)
particles.add('circle', center=(cx,cy), radius=radius,
color=to_normrgb(pcolor))
# Use default resolution and grid
return cls(background=background, particles=particles)
def random_triangles(cls, n=50, lmin=5, lmax=50, background=BGCOLOR, pcolor=None):
""" Return a canvas populated with n randomly positioned circles.
Radius ranges vary randomly between 5 and 50."""
from random import randint as RIT
particles = ParticleManager()
# Randomize particle centers within the image default dimensions
for i in range(n):
# ADD PADDING ADHOC AT THE MOMENT!!
PAD = 2*lmax
cx, cy = RIT(0+PAD, BGRES[0]-PAD), RIT(0+PAD, BGRES[1]-PAD)
length = RIT(lmin,lmax)
particles.add('triangle', center=(cx,cy), length=length,
color=to_normrgb(pcolor))
# Use default resolution and grid
return cls(background=background, particles=particles)