jimmy
e4c811f51d
Add Docker deployment support, richer Selenium/LED pattern tests, in-browser diagnostics, responsive UI improvements, and 16x16 panel simulation tooling to speed iteration and hardware-style prototyping. Made-with: Cursor
57 lines
1.6 KiB
Python
57 lines
1.6 KiB
Python
"""NeoPixel mock for Pyodide/browser execution.
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Supports a useful subset of MicroPython's neopixel.NeoPixel API:
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- NeoPixel(pin, n, bpp=3, timing=1)
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- __setitem__, __getitem__, __len__
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- fill(color)
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- write() # prints current pixel buffer snapshot
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"""
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import json
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def _normalize_color(value, bpp: int):
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if not hasattr(value, "__iter__"):
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raise TypeError("Color must be an iterable, e.g. (r, g, b)")
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parts = [int(v) for v in value]
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if len(parts) != bpp:
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raise ValueError(f"Expected {bpp} color channels, got {len(parts)}")
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out = []
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for channel in parts:
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out.append(max(0, min(255, channel)))
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return tuple(out)
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class NeoPixel:
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def __init__(self, pin, n: int, bpp: int = 3, timing: int = 1):
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self.pin = pin
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self.n = int(n)
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self.bpp = int(bpp)
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self.timing = int(timing)
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self._buf = [tuple([0] * self.bpp) for _ in range(self.n)]
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def __len__(self):
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return self.n
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def __getitem__(self, index):
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return self._buf[int(index)]
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def __setitem__(self, index, color):
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idx = int(index)
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self._buf[idx] = _normalize_color(color, self.bpp)
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def fill(self, color):
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c = _normalize_color(color, self.bpp)
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for i in range(self.n):
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self._buf[i] = c
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def write(self):
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pin_id = getattr(self.pin, "id", self.pin)
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payload = {
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"type": "neopixel",
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"pin": pin_id,
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"pixels": [list(pixel) for pixel in self._buf],
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"bpp": self.bpp,
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}
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print("[neopixel-json]" + json.dumps(payload))
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