5a1067263a
- patterns/: sample dynamic pattern modules for OTA - esp32/msg.json: example bridge message shape - models/http_driver.py, wifi_peer.py: Wi-Fi driver HTTP poll helpers - tests: pattern OTA send script and UDP discovery echo server - Submodule led-driver: http_poll and test utilities Made-with: Cursor
65 lines
2.3 KiB
Python
65 lines
2.3 KiB
Python
import utime
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class Pulse:
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def __init__(self, driver):
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self.driver = driver
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def run(self, preset):
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self.driver.off()
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# Get colors from preset
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colors = preset.c
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if not colors:
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colors = [(255, 255, 255)]
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color_index = 0
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cycle_start = utime.ticks_ms()
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# State machine based pulse using a single generator loop
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while True:
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# Read current timing parameters from preset
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attack_ms = max(0, int(preset.n1)) # Attack time in ms
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hold_ms = max(0, int(preset.n2)) # Hold time in ms
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decay_ms = max(0, int(preset.n3)) # Decay time in ms
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delay_ms = max(0, int(preset.d))
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total_ms = attack_ms + hold_ms + decay_ms + delay_ms
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if total_ms <= 0:
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total_ms = 1
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now = utime.ticks_ms()
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elapsed = utime.ticks_diff(now, cycle_start)
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base_color = colors[color_index % len(colors)]
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if elapsed < attack_ms and attack_ms > 0:
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# Attack: fade 0 -> 1
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factor = elapsed / attack_ms
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color = tuple(int(c * factor) for c in base_color)
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self.driver.fill(self.driver.apply_brightness(color, preset.b))
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elif elapsed < attack_ms + hold_ms:
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# Hold: full brightness
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self.driver.fill(self.driver.apply_brightness(base_color, preset.b))
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elif elapsed < attack_ms + hold_ms + decay_ms and decay_ms > 0:
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# Decay: fade 1 -> 0
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dec_elapsed = elapsed - attack_ms - hold_ms
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factor = max(0.0, 1.0 - (dec_elapsed / decay_ms))
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color = tuple(int(c * factor) for c in base_color)
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self.driver.fill(self.driver.apply_brightness(color, preset.b))
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elif elapsed < total_ms:
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# Delay phase: LEDs off between pulses
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self.driver.fill((0, 0, 0))
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else:
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# End of cycle, move to next color and restart timing
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color_index += 1
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cycle_start = now
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if not preset.a:
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break
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# Skip drawing this tick, start next cycle
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yield
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continue
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# Yield once per tick
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yield
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