d8d5ea8b6a
Restore missing required asset/flow packages from the pinned nigig revision; retain upstream script isolation, X11 hover, and widget-core fixes. Validated makepad-widgets data feature with Rust 1.97.1.
54 lines
1.7 KiB
Text
54 lines
1.7 KiB
Text
// RIBBON STORM — flow-field ribbon trails orbiting a torus band, feedback
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// trails smearing them into silk.
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{
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name: "Ribbon Storm"
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engine: "ribbons"
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seed: 11
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ribbons: 36
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trail: 70
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width: 0.13
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flow_speed: 2.6
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swirl: 1.8
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bound: 5.0
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beat_pulse: "0.6 * (0.2 + 1.6*p0)"
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beat_rate: 1.0
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// PERFORMANCE DIALS — mid-knob = the stock look, exact.
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p0: 0.5 p1: 0.5 p2: 0.5
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dials: [
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{name: "PUMP", bind: "p0", default: 0.5},
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{name: "TRAIL", bind: "p1", default: 0.5},
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{name: "GLOW", bind: "p2", default: 0.5}
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]
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color_bg: #x060310
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color_a: #x40c8ff
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color_b: #xff50e0
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color_c: #xffffff
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cam_orbit: 0.12
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fog: 0.025
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stages: [
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{kind: "feedback", amount: "min(0.7 + (p1-0.5)*0.54, 0.97)", zoom: 1.006, rotate: 0.003, dim: 0.94},
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{kind: "bloom", threshold: 0.4, strength: "1.4 * (0.25 + 1.5*p2)", levels: 3}
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]
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// THE LOOK LIVES HERE. This block is not a reference to the
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// engine's shader — it IS the pixel math this effect runs.
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// Rewrite it and the effect looks different; everything else
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// (geometry, motion, the content coupling, the beat) keeps
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// working, because the block SUBCLASSES the engine shader.
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// Inputs: t = trail age 0..1, attr = (ribbon, age, hue, side).
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// Signals: self.time_beat (time, beat, phase, pulse),
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// self.sig (bar, bpm, energy, dt), self.user (p0..p3),
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// self.col_a/b/c/bg, self.fog (density, glow, content, -).
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shader: draw.DrawVjFxRibbon {
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fx_color: fn(t: float, attr: vec4, normal: vec3, wpos: vec3) -> vec4 {
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let hue = attr.z
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let base = self.col_a.mix(self.col_b, hue).mix(self.col_c, self.time_beat.w * 0.5)
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return base
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}
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}
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}
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