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Added another colour effect, and doc stuff
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,35 @@ | ||
| from tiny_fx import TinyFX | ||
| from picofx import ColourPlayer | ||
| from picofx.colour import HueStepFX | ||
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| """ | ||
| Play a stepped hue effect on TinyFX's RGB output. | ||
| Press "Boot" to exit the program. | ||
| """ | ||
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| # Variables | ||
| tiny = TinyFX() # Create a new TinyFX object to interact with the board | ||
| player = ColourPlayer(tiny.rgb) # Create a new effect player to control TinyFX's RGB output | ||
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| # Create and set up a rainbow effect to play | ||
| player.effects = HueStepFX(interval=1.0, # The time (in seconds) between each hue step | ||
| hue=0.0, # The hue of the colour to start at (from 0.0 to 1.0) | ||
| sat=1.0, # The saturation/intensity of the colour (from 0.0 to 1.0) | ||
| val=1.0, # The value/brightness of the colour (from 0.0 to 1.0) | ||
| steps=6) # The number of steps to take around the colour wheel | ||
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| # Wrap the code in a try block, to catch any exceptions (including KeyboardInterrupt) | ||
| try: | ||
| player.start() # Start the effects running | ||
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| # Loop until the effect stops or the "Boot" button is pressed | ||
| while player.is_running() and not tiny.boot_pressed(): | ||
| pass | ||
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| # Stop any running effects and turn off all the outputs | ||
| finally: | ||
| player.stop() | ||
| tiny.clear() |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,30 @@ | ||
| # SPDX-FileCopyrightText: 2024 Christopher Parrott for Pimoroni Ltd | ||
| # | ||
| # SPDX-License-Identifier: MIT | ||
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| from picofx import Updateable, rgb_from_hsv | ||
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| class HueStepFX(Updateable): | ||
| def __init__(self, interval=1.0, hue=0.0, sat=1.0, val=1.0, steps=6): | ||
| self.interval = interval | ||
| self.start_hue = hue | ||
| self.sat = sat | ||
| self.val = val | ||
| self.__steps = steps | ||
| self.__current_step = 0 | ||
| self.__time = 0 | ||
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| def __call__(self): | ||
| hue = (self.start_hue + (self.__current_step / self.__steps)) % 1.0 | ||
| r, g, b = rgb_from_hsv(hue, self.sat, self.val) | ||
| return int(r * 255), int(g * 255), int(b * 255) | ||
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| def tick(self, delta_ms): | ||
| self.__time += delta_ms | ||
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| # Check if the dim duration has elapsed | ||
| if self.__time >= (self.interval * 1000): | ||
| self.__time -= (self.interval * 1000) | ||
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| self.__current_step = (self.__current_step + 1) % self.__steps |
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