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.
26 lines
1 KiB
Text
26 lines
1 KiB
Text
// SHIFT WIPE — a diagonal gradient sheared by SHEAR: at 0 it's a plain
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// horizontal wipe, dialled up it leans the seam into a steep diagonal.
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// FLIP reverses the sweep direction.
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{
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name: "Shift Wipe"
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engine: "transition"
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dials: [
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{name: "SOFT", bind: "p0", default: 0.12},
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{name: "SHEAR", bind: "p1", default: 0.4},
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{name: "FLIP", bind: "p2", default: 0.0}
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]
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shader: draw.DrawVjFxDuo {
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trans: fn(uv: vec2, t: float) -> vec4 {
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let shear = (self.user.y - 0.5) * 2.0
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let raw = uv.x + shear * uv.y
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let lo = min(0.0, shear)
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let hi = 1.0 + max(0.0, shear)
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let mut field = clamp((raw - lo) / max(hi - lo, 0.001), 0.0, 1.0)
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field = mix(field, 1.0 - field, step(0.5, self.user.z))
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let soft = 0.01 + self.user.x * 0.3
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let tt = t * (1.0 + 2.0 * soft) - soft
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let m = smoothstep(tt - soft, tt + soft, field)
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return self.deck_b(uv).mix(self.deck_a(uv), m)
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}
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}
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}
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