kopia lustrzana https://github.com/pimoroni/pimoroni-pico
60 wiersze
1.3 KiB
Python
60 wiersze
1.3 KiB
Python
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import math
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from stellar import StellarUnicorn
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graphics = None
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palette = None
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width = StellarUnicorn.WIDTH
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height = StellarUnicorn.HEIGHT
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@micropython.native # noqa: F821
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def from_hsv(h, s, v):
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i = math.floor(h * 6.0)
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f = h * 6.0 - i
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v *= 255.0
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p = v * (1.0 - s)
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q = v * (1.0 - f * s)
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t = v * (1.0 - (1.0 - f) * s)
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i = int(i) % 6
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if i == 0:
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return int(v), int(t), int(p)
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if i == 1:
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return int(q), int(v), int(p)
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if i == 2:
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return int(p), int(v), int(t)
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if i == 3:
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return int(p), int(q), int(v)
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if i == 4:
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return int(t), int(p), int(v)
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if i == 5:
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return int(v), int(p), int(q)
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phase = 0
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hue_map = [from_hsv(x / width, 1.0, 1.0) for x in range(width)]
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hue_offset = 0.0
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stripe_width = 3.0
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speed = 5.0
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def init():
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pass
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@micropython.native # noqa: F821
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def draw():
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global hue_offset, phase
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phase += speed
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phase_percent = phase / 15
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for x in range(width):
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colour = hue_map[int((x + (hue_offset * width)) % width)]
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for y in range(height):
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v = ((math.sin((x + y) / stripe_width + phase_percent) + 1.5) / 2.5)
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graphics.set_pen(graphics.create_pen(int(colour[0] * v), int(colour[1] * v), int(colour[2] * v)))
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graphics.pixel(x, y)
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