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.
28 lines
1.1 KiB
Text
28 lines
1.1 KiB
Text
// CHECKER SWEEP — a checkerboard riding a left-to-right wipe: alternating
|
|
// cells lead or lag the sweep front by a fraction of a cell, so the
|
|
// advancing edge reads as jagged teeth instead of a clean line.
|
|
{
|
|
name: "Checker Sweep"
|
|
engine: "transition"
|
|
p1: 0.5
|
|
dials: [
|
|
{name: "SOFT", bind: "p0", default: 0.2},
|
|
{name: "CELLS", bind: "p1", default: 0.5},
|
|
{name: "DIP", bind: "p2", default: 0.0}
|
|
]
|
|
shader: draw.DrawVjFxDuo {
|
|
trans: fn(uv: vec2, t: float) -> vec4 {
|
|
let n = 5.0 + floor(self.user.y * 9.0)
|
|
let cx = floor(uv.x * n)
|
|
let cy = floor(uv.y * n)
|
|
let parity = modf(cx + cy, 2.0)
|
|
let field = clamp(uv.x + (parity - 0.5) * (0.9 / n), 0.0, 1.0)
|
|
let soft = 0.01 + self.user.x * 0.2
|
|
let tt = t * (1.0 + 2.0 * soft) - soft
|
|
let m = smoothstep(tt - soft, tt + soft, field)
|
|
let c = self.deck_b(uv).mix(self.deck_a(uv), m)
|
|
let dim = 1.0 - 4.0 * clamp(t, 0.0, 1.0) * (1.0 - clamp(t, 0.0, 1.0)) * self.user.z * 0.9
|
|
return vec4(c.xyz * dim, 1.0)
|
|
}
|
|
}
|
|
}
|