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Co-authored-by: ickshonpe <david.curthoys@googlemail.com>
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Tyler Critchlow 2025-07-15 12:56:10 -04:00 committed by GitHub
parent 3dc86b6a84
commit a8ce9cdc31
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GPG Key ID: B5690EEEBB952194
1 changed files with 3 additions and 24 deletions
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27
crates/bevy_ui_render/src/gradient.wgsl
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@ -264,19 +264,8 @@ fn mix_oklcha_long(a: vec4<f32>, b: vec4<f32>, t: f32) -> vec4<f32> {
} }
fn mix_hsla(a: vec4<f32>, b: vec4<f32>, t: f32) -> vec4<f32> { fn mix_hsla(a: vec4<f32>, b: vec4<f32>, t: f32) -> vec4<f32> {
let hue_diff = b.x - a.x;
var adjusted_hue = a.x;
if abs(hue_diff) > 0.5 {
if hue_diff > 0.0 {
adjusted_hue = a.x + (hue_diff - 1.0) * t;
} else {
adjusted_hue = a.x + (hue_diff + 1.0) * t;
}
} else {
adjusted_hue = a.x + hue_diff * t;
}
return vec4( return vec4(
fract(adjusted_hue), fract(a.x + (fract(b.x - a.x + 0.5) - 0.5) * t),
mix(a.y, b.y, t), mix(a.y, b.y, t),
mix(a.z, b.z, t), mix(a.z, b.z, t),
mix(a.w, b.w, t) mix(a.w, b.w, t)
@ -284,19 +273,9 @@ fn mix_hsla(a: vec4<f32>, b: vec4<f32>, t: f32) -> vec4<f32> {
} }
fn mix_hsla_long(a: vec4<f32>, b: vec4<f32>, t: f32) -> vec4<f32> { fn mix_hsla_long(a: vec4<f32>, b: vec4<f32>, t: f32) -> vec4<f32> {
let hue_diff = b.x - a.x; let d = fract(b.x - a.x + 0.5) - 0.5;
var adjusted_hue = a.x;
if abs(hue_diff) < 0.5 {
if hue_diff >= 0.0 {
adjusted_hue = a.x + (hue_diff - 1.0) * t;
} else {
adjusted_hue = a.x + (hue_diff + 1.0) * t;
}
} else {
adjusted_hue = a.x + hue_diff * t;
}
return vec4( return vec4(
fract(adjusted_hue), fract(a.x + (d + select(1., -1., 0. < d)) * t),
mix(a.y, b.y, t), mix(a.y, b.y, t),
mix(a.z, b.z, t), mix(a.z, b.z, t),
mix(a.w, b.w, t) mix(a.w, b.w, t)