66 lines
1.9 KiB
Python
66 lines
1.9 KiB
Python
# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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"""Modes for neopixels strip
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Each function update the NeoPixel strip buffer (except update_neopixel() that
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call them)
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"""
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import time
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import urandom
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def update_neopixel(mode, np_strp, col=(255, 255, 255), bri=50):
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"""Update NeoPixel strip with one color
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:param np_strp : NeoPixel object
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:param mode : mode ;)
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:param col : color [R, G, B] (default: [255, 255, 255])
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:param bri : brightness 0-100 (default: 50)
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"""
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# Apply mode
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MODES_LST[mode](np_strp, col)
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# Apply brightness to the whole LEDs
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np_strp.buf = bytearray([int(x * bri / 100) for x in np_strp.buf])
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np_strp.write()
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def fill_usr(np_strp, col):
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"""Update NeoPixel strip with one color
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:param np_strp : NeoPixel object
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:param col : color [R, G, B]
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"""
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np_strp.fill(col)
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def fill_white(np_strp, col=(255, 255, 255)):
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"""Update NeoPixel strip with only white
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:param np_strp : NeoPixel object
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:param col : color [R, G, B] (ignored, default=(255, 255, 255))
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"""
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np_strp.fill((255, 255, 255))
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def sparkles(np_strp, col):
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"""Make Neopixel sparkle with user defined color!!!
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"""
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np_strp.fill((0, 0, 0))
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for _ in range(int(np_strp.n / 4)):
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pix = int(urandom.getrandbits(8) / 256 * (np_strp.n - 1))
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print(pix)
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np_strp[pix] = col
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MODES_LST = (fill_usr, fill_white, sparkles)
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