38 lines
1.2 KiB
Python
38 lines
1.2 KiB
Python
import random
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from engine import config
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from engine.effects.types import EffectConfig, EffectContext, EffectPlugin
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from engine.terminal import C_DIM, DIM, G_DIM, G_LO, RST
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class GlitchEffect:
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name = "glitch"
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config = EffectConfig(enabled=True, intensity=1.0)
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def process(self, buf: list[str], ctx: EffectContext) -> list[str]:
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if not buf:
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return buf
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result = list(buf)
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intensity = self.config.intensity
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glitch_prob = 0.32 + min(0.9, ctx.mic_excess * 0.16)
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glitch_prob = glitch_prob * intensity
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n_hits = 4 + int(ctx.mic_excess / 2)
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n_hits = int(n_hits * intensity)
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if random.random() < glitch_prob:
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for _ in range(min(n_hits, len(result))):
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gi = random.randint(0, len(result) - 1)
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scr_row = gi + 1
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result[gi] = f"\033[{scr_row};1H{self._glitch_bar(ctx.terminal_width)}"
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return result
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def _glitch_bar(self, w: int) -> str:
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c = random.choice(["░", "▒", "─", "\xc2"])
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n = random.randint(3, w // 2)
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o = random.randint(0, w - n)
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return " " * o + f"{G_LO}{DIM}" + c * n + RST
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def configure(self, cfg: EffectConfig) -> None:
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self.config = cfg
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