add Mandelbrot example

core0-buffer
parent 4b8bbdc3dc
commit 93349206ed
  1. 50
      examples/mandelbrot.py

@ -0,0 +1,50 @@
import sys
from artiq.experiment import *
class Mandelbrot(EnvExperiment):
"""Mandelbrot set demo"""
def build(self):
self.setattr_device("core")
@rpc(flags={"async"})
def col(self, i):
sys.stdout.write(" .,-:;i+hHM$*#@ "[i])
@rpc(flags={"async"})
def row(self):
print("")
@rpc(flags={"async"})
def prt(self, x):
print(x)
# based on: http://warp.povusers.org/MandScripts/python.html
@kernel
def run(self):
minX = -2.0
maxX = 1.0
width = 78
height = 36
aspectRatio = 2
yScale = (maxX-minX)*(height/width)*aspectRatio
for y in range(height):
for x in range(width):
c_r = minX+x*(maxX-minX)/width
c_i = y*yScale/height-yScale/2
z_r = c_r
z_i = c_i
i = 0
for i in range(16):
if z_r*z_r + z_i*z_i > 4:
break
new_z_r = (z_r*z_r)-(z_i*z_i) + c_r
z_i = 2*z_r*z_i + c_i
z_r = new_z_r
self.col(i)
self.row()
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