# Tk_spiral_gen.py

# Tk_spiral_gen.py

from Tkinter import *
import math

def spiral_gen(radius, step, resolution=.1, start=0.0, angle=0.0):
    dist = start+0.0
    coords=[]
    while dist*math.hypot(math.cos(angle),math.sin(angle))<radius:
        x = int(dist*math.cos(angle))
        y = int(dist*math.sin(angle))
        if [x,y] not in coords:
            coords.append([x,y])
        dist+=step
        angle+=resolution
    return coords
root = Tk()
root.title("Spiral Generator")

c_width = 600
c_height = 600
canvas = Canvas(root, width=c_width, height=c_height, bg='white')
canvas.pack()

spiral = spiral_gen(250, 0.02, 0.005, 20)

for x,y in spiral:
    x += c_width/2
    y += c_height/2
    canvas.create_oval(x, y, x+1, y+1, fill="red")
    canvas.update()

print(spiral)
root.mainloop()