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.
38 lines
1.4 KiB
Text
38 lines
1.4 KiB
Text
// BAR MAGNIFIER — a horizontal and a vertical bar-shaped lens crossing the
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// centre; ORIENT sweeps from a pure H bar through a cross to a pure V bar.
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{
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name: "Bar Magnifier"
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engine: "screen"
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input0: "test"
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p0: 0.5 p1: 0.5 p2: 0.5
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dials: [
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{name: "WIDTH", bind: "p0", default: 0.5},
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{name: "POWER", bind: "p1", default: 0.5},
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{name: "ORIENT", bind: "p2", default: 0.5}
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]
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stages: [
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{kind: "bloom", threshold: 0.6, strength: 1.05, levels: 2}
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]
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shader: draw.DrawVjFxScreen {
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fx_color: fn(uv: vec2, content: vec4, cmix: float) -> vec4 {
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let halfw = 0.04 + 0.22 * self.user.x
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let mag = 1.0 + 3.0 * self.user.y * (0.6 + 0.4 * self.time_beat.w)
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let center = 0.5
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let dy = uv.y - center
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let insideh = 1.0 - smoothstep(halfw * 0.7, halfw, abs(dy))
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let zx = center + (uv.x - center) / mag
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let dx = uv.x - center
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let insidev = 1.0 - smoothstep(halfw * 0.7, halfw, abs(dx))
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let zy = center + (uv.y - center) / mag
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let orient = clamp(self.user.z, 0.0, 1.0)
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let wh = 1.0 - orient
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let wv = orient
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let w = vec2(mix(uv.x, zx, insideh * wh), mix(uv.y, zy, insidev * wv))
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let tex = self.tex0.sample_as_bgra(clamp(w, vec2(0.0, 0.0), vec2(1.0, 1.0)))
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return vec4(tex.xyz, 1.0)
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}
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}
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}
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