c2b447610c
Unveränderter Ausgangsstand inklusive Masterprompt und Konzeptbildern unter assets/. .godot/ und docs/screenshots/ bleiben laut .gitignore unversioniert; letztere sind unter ../backups gesichert. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
46 lines
2.2 KiB
Python
46 lines
2.2 KiB
Python
"""Original synthesized SFX. No samples or third-party audio. Reproducible PCM."""
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from pathlib import Path
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import math, random, struct, wave, json
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ROOT = Path(__file__).resolve().parents[1]
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OUT = ROOT / 'assets/audio'
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RATE = 24000
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def create(name, duration, tones=(), noise=0.0, decay=8, sweep=0.0):
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rng = random.Random(name)
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values = []
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low = 0.0
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for i in range(round(RATE * duration)):
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t = i / RATE
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env = min(1, t/.006) * min(1, (duration-t)/.035) * math.exp(-decay*t/duration)
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low = .72*low + .28*rng.uniform(-1,1)
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sample = noise * low
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for hz, weight, delay in tones:
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tt = max(0,t-delay)
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if t >= delay:
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sample += weight * math.sin(2*math.pi*(hz*tt+sweep*tt*tt)) * math.exp(-2*tt/duration)
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values.append(sample*env)
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peak = max(abs(x) for x in values) or 1
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pcm = b''.join(struct.pack('<h', round(x/peak*.55*32767)) for x in values)
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with wave.open(str(OUT / (name+'.wav')), 'wb') as f:
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f.setnchannels(1); f.setsampwidth(2); f.setframerate(RATE); f.writeframes(pcm)
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return {'id':name,'seconds':duration,'peak':.55,'sample_rate':RATE}
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OUT.mkdir(parents=True, exist_ok=True)
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specs = [
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('place',.22,[(330,.5,0),(660,.3,.025)],.4,4,0),
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('error',.20,[(135,.7,0)],.05,2,-80),
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('stone',.24,[(92,.7,0),(181,.25,0)],1.6,6,-30),
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('bolt',.22,[(540,.4,0),(1120,.2,0)],.8,5,-1200),
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('mortar',.50,[(62,.6,0),(120,.25,0)],2.0,4,-25),
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('ember',.24,[(390,.3,0),(780,.2,.04)],1.2,4,-240),
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('ability',.65,[(330,.4,0),(440,.3,.08),(660,.25,.15)],.2,2,35),
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('wave',.90,[(164.8,.5,0),(220,.3,.10),(329.6,.4,.20)],.1,2,0),
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('boss',1.25,[(73.4,.6,0),(110,.4,.15),(146.8,.4,.28)],.4,1.6,0),
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('settle',.65,[(392,.5,0),(523.25,.35,.12),(659.25,.3,.24)],.03,1.5,0),
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('leak',.55,[(82.4,.65,0),(123.5,.3,.07)],.8,2,-28),
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('victory',1.8,[(261.63,.4,0),(329.63,.3,.12),(392,.3,.24),(523.25,.4,.48)],.015,1.4,0),
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('defeat',1.4,[(196,.45,0),(146.83,.4,.22),(98,.5,.42)],.02,1.5,0),
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]
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records = [create(*spec) for spec in specs]
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(OUT/'manifest.json').write_text(json.dumps({'origin':'Original procedural synthesis; tools/generate_audio.py', 'clips':records}, indent=2)+'\n')
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print(f'Generated {len(records)} original PCM effects.')
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