def draw(canvas):
"""
Draw (with draw_line()) range of colors in #rgb and #rrggbb formats.
:param canvas: simpleguics2pygame.Canvas or simplegui.Canvas
"""
for i in range(16): # Format #rgb
canvas.draw_line((i * 32, 10), ((i + 1) * 32, 10), 10,
'#' + hex_fig(i) * 3)
canvas.draw_line((i * 32, 30), ((i + 1) * 32, 30), 10,
'#' + hex_fig(i) + '00')
canvas.draw_line((i * 32, 50), ((i + 1) * 32, 50), 10,
'#0' + hex_fig(i) + '0')
canvas.draw_line((i * 32, 70), ((i + 1) * 32, 70), 10,
'#00' + hex_fig(i))
for i in range(256): # Format #rrggbb
canvas.draw_line((i * 2, 110), ((i + 1) * 2, 110), 10,
'#' + hex2(i) * 3)
canvas.draw_line((i * 2, 130), ((i + 1) * 2, 130), 10,
'#' + hex2(i) + '0000')
canvas.draw_line((i * 2, 150), ((i + 1) * 2, 150), 10,
'#00' + hex2(i) + '00')
canvas.draw_line((i * 2, 170), ((i + 1) * 2, 170), 10,
'#0000' + hex2(i))
def draw(canvas):
"""
Draw (with draw_line()) range of colors in #rgb and #rrggbb formats.
:param canvas: simpleguics2pygame.Canvas or simplegui.Canvas
"""
for i in range(16): # Format #rgb
canvas.draw_line((i*32, 10), ((i + 1)*32, 10), 10,
'#' + hex_fig(i)*3)
canvas.draw_line((i*32, 30), ((i + 1)*32, 30), 10,
'#' + hex_fig(i) + '00')
canvas.draw_line((i*32, 50), ((i + 1)*32, 50), 10,
'#0' + hex_fig(i) + '0')
canvas.draw_line((i*32, 70), ((i + 1)*32, 70), 10,
'#00' + hex_fig(i))
for i in range(256): # Format #rrggbb
canvas.draw_line((i*2, 110), ((i + 1)*2, 110), 10,
'#' + hex2(i)*3)
canvas.draw_line((i*2, 130), ((i + 1)*2, 130), 10,
'#' + hex2(i) + '0000')
canvas.draw_line((i*2, 150), ((i + 1)*2, 150), 10,
'#00' + hex2(i) + '00')
canvas.draw_line((i*2, 170), ((i + 1)*2, 170), 10,
'#0000' + hex2(i))
def init():
"""
Set a grid of point information :
[z, C, numbers of iterations, None or color number]
"""
global colors
global grid
global nb_iter
print('Init.')
assert nb_iter_max < 256, nb_iter_max
colors = tuple(['#%s%s%s'
% (hex2(255 - 256*int(math.log10(i)//nb_iter_max)),
hex2(255 - 256*i//nb_iter_max),
hex2(255 - 256*i//nb_iter_max))
for i in range(1, nb_iter_max)])
nb_iter = 0
coef_c_real = (z1_real - z0_real)/(CANVAS_WIDTH - 1)
coef_c_imag = (z0_imag - z1_imag)/(CANVAS_HEIGHT - 1)
grid = []
for y in range(CANVAS_HEIGHT//2 + 1):
c_imag = z0_imag - coef_c_imag*y
line = []
for x in range(CANVAS_WIDTH):
c_real = z0_real + coef_c_real*x
line.append([(0, 0), # z
(c_real, c_imag), # C
0, # number of iterations
None]) # color number
grid.append(line)
print('\nNumber of iterations:')
