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Update example to use rainbowio #19

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Merged
merged 1 commit into from
Sep 23, 2021
Merged

Update example to use rainbowio #19

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19 changes: 3 additions & 16 deletions README.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -52,10 +52,11 @@ To install in a virtual environment in your current project:
Usage Example
=============

.. code-block::python
.. code-block:: python

import time
import board
from rainbowio import colorwheel
import adafruit_pixie
import busio

Expand All @@ -65,24 +66,10 @@ Usage Example
pixies = adafruit_pixie.Pixie(uart, num_pixies, brightness=0.2, auto_write=False)


def wheel(pos):
# Input a value 0 to 255 to get a color value.
# The colours are a transition r - g - b - back to r.
if pos < 0 or pos > 255:
return 0, 0, 0
if pos < 85:
return int(255 - pos * 3), int(pos * 3), 0
if pos < 170:
pos -= 85
return 0, int(255 - pos * 3), int(pos * 3)
pos -= 170
return int(pos * 3), 0, int(255 - (pos * 3))


while True:
for i in range(255):
for pixie in range(num_pixies):
pixies[pixie] = wheel(i)
pixies[pixie] = colorwheel(i)
pixies.show()

Contributing
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17 changes: 2 additions & 15 deletions examples/pixie_simpletest.py
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Expand Up @@ -4,6 +4,7 @@
import time
import board
import busio
from rainbowio import colorwheel
import adafruit_pixie

# For use with CircuitPython:
Expand All @@ -17,24 +18,10 @@
pixies = adafruit_pixie.Pixie(uart, num_pixies, brightness=0.2, auto_write=False)


def wheel(pos):
# Input a value 0 to 255 to get a color value.
# The colours are a transition r - g - b - back to r.
if pos < 0 or pos > 255:
return 0, 0, 0
if pos < 85:
return int(255 - pos * 3), int(pos * 3), 0
if pos < 170:
pos -= 85
return 0, int(255 - pos * 3), int(pos * 3)
pos -= 170
return int(pos * 3), 0, int(255 - (pos * 3))


while True:
for i in range(255):
for pixie in range(num_pixies):
pixies[pixie] = wheel(i)
pixies[pixie] = colorwheel(i)
pixies.show()
time.sleep(2)
pixies[0] = (0, 255, 0)
Expand Down