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Contents
# Grapher is based on a context free art design
# by ColorMeImpressed (takes a bit of time to run)
# http://www.contextfreeart.org/gallery/view.php?id=2844
#
load_library :fastmath
CMIN = -2.0 # Important to specify float else get random int from range?
CMAX = 2.0
FUZZ = 0.04
SZ = 5
def setup
size 600, 600
no_stroke
color_mode(HSB, 1.0)
background(0)
frame_rate(4000)
end
def draw
translate(width / 2, height / 2)
dot(rand(-180 .. 180), rand(-180 .. 180), rand(CMIN .. CMAX)) unless frame_count > 200_000
end
def dot(px, py, c)
func = DegLut.sin(px) + DegLut.sin(py) + c
# change function to change the graph eg.
# func = DegLut.cos(px) + DegLut.sin(py) + c
if func.abs <= FUZZ
fill(((CMIN - c) / (CMIN - CMAX)), 1, 1)
ellipse px * width / 360, py * height / 360, SZ, SZ
else
dot(rand(-180 .. 180), rand(-180 .. 180), rand(CMIN .. CMAX))
end
end
Version data entries
5 entries across 5 versions & 1 rubygems