Fixing ui antialiasing clamp call parameters order (#14970) (#17456)

hexroll · mockersf · commit 483f2d59f828 · 2025-02-06T22:32:23.000+01:00
# Objective Fixes #14970 ## Solution It seems the clamp call in `ui.wgsl` had the parameters order incorrect. ## Testing Tested using examples/ui in native and my current project in wasm - both in linux. Could use some help with testing in other platforms. ---
diff --git a/crates/bevy_ui/src/render/ui.wgsl b/crates/bevy_ui/src/render/ui.wgsl
@@ -117,7 +117,7 @@ fn sd_inset_rounded_box(point: vec2<f32>, size: vec2<f32>, radius: vec4<f32>, in
 // get alpha for antialiasing for sdf
 fn antialias(distance: f32) -> f32 {
     // Using the fwidth(distance) was causing artifacts, so just use the distance.
-    return clamp(0.0, 1.0, (0.5 - distance));
+    return saturate(0.5 - distance);
 }
 
 fn draw(in: VertexOutput, texture_color: vec4<f32>) -> vec4<f32> {

Original file line number	Diff line number	Diff line change
`@@ -117,7 +117,7 @@ fn sd_inset_rounded_box(point: vec2<f32>, size: vec2<f32>, radius: vec4<f32>, in`
`117`	`117`	`// get alpha for antialiasing for sdf`
`118`	`118`	`fn antialias(distance: f32) -> f32 {`
`119`	`119`	`// Using the fwidth(distance) was causing artifacts, so just use the distance.`
`120`		`- return clamp(0.0, 1.0, (0.5 - distance));`
	`120`	`+ return saturate(0.5 - distance);`
`121`	`121`	`}`
`122`	`122`
`123`	`123`	`fn draw(in: VertexOutput, texture_color: vec4<f32>) -> vec4<f32> {`