def start_up(init=True):
print('....initialising....')
picounicorn.init()
import time
import picounicorn
picounicorn.init()
# From CPython Lib/colorsys.py
def hsv_to_rgb(h, s, v):
if s == 0.0:
return v, v, v
i = int(h * 6.0)
f = (h * 6.0) - i
p = v * (1.0 - s)
q = v * (1.0 - s * f)
t = v * (1.0 - s * (1.0 - f))
i = i % 6
if i == 0:
return v, t, p
if i == 1:
return q, v, p
if i == 2:
return p, v, t
if i == 3:
return p, q, v
if i == 4:
return t, p, v
if i == 5:
return v, p, q
width = picounicorn.get_width()
# https://rosettacode.org/wiki/Plasma_effect#Python # # # # Took my first steps into framebuffering with the help of: # # https://github.com/harveysandiego/raspberry_pi_pico_micropython # # # # rainbow_colors(h) is a simplified version of # # CPythons colorsys module's hsv_to_rgb converter # # (for in a rainbow s and v are always 1) # # # #################################################################### import picounicorn import math import framebuf picounicorn.init() # setting up the picounicorn w = picounicorn.get_width() h = picounicorn.get_height() t = 0 # kind of time variable (don't need utime module, calculations make the pico slow enough) ti = 0.15 # increment for the time da = False # debouncer for BUTTON_A db = False # debouncer for BUTTON_B dx = False # debouncer for BUTTON_X dy = False # debouncer for BUTTON_Y cm = 0 # the color mode, can be 0 (polychrome) or 1 (monochrome) tm = 1 # text mode wm = 0 # which message fbw = 0 # framebuffer width fc = -10 # framebuffer counter for scrolling an renewing
