33 lines
832 B
Text
33 lines
832 B
Text
# Adapted from "vorticity (brain activity remix)" — original by synth-c,
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# remix by zamuz (Winamp AVS / visbot.net). The original ran 3D particle
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# trails through rotating vector fields at sound-driven speed (sndspd = 10).
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name: vorticity
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author: synth-c / zamuz (adapted)
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mode: lines
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blend: additive
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persist: 0.92
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linewidth: 1.6
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[init]
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n = 1200
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t = 0
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hue = 0
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[frame]
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t = t + dt * (0.4 + bass_att * 1.6)
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twist = 1.2 + mid * 2.6
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zoom = 0.75 + bass * 0.45
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hue = hue + dt * 0.04 + beat * 0.01
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[point]
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arm = floor(i * 6)
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fa = frac(i * 6)
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d = fa
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ang = arm * 1.047 + d * twist * 3.14159 + t
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rad = (0.06 + d * d * 1.1) * zoom
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x = sin(ang) * rad / aspect
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y = cos(ang) * rad
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red = (0.3 + 0.7 * d) * (0.35 + bass)
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green = (0.3 + 0.7 * d) * (0.25 + mid)
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blue = (0.3 + 0.7 * d) * (0.2 + treb + hue * 0.25)
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skip = if(below(fa, 0.03), 1, 0)
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