me/iced
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Snap Quad lines to the pixel grid in iced_wgpu

Browse source
This commit is contained in:
Héctor Ramón Jiménez 2024-07-29 21:26:03 +02:00
parent 6734d18359
commit 3eed34fa6f
No known key found for this signature in database
GPG key ID: 7CC46565708259A7
1 changed files with 11 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

13
wgpu/src/shader/quad/solid.wgsl
View file

@ -30,6 +30,15 @@ fn solid_vs_main(input: SolidVertexInput) -> SolidVertexOutput {
var pos: vec2<f32> = (input.pos + min(input.shadow_offset, vec2<f32>(0.0, 0.0)) - input.shadow_blur_radius) * globals.scale;
var scale: vec2<f32> = (input.scale + vec2<f32>(abs(input.shadow_offset.x), abs(input.shadow_offset.y)) + input.shadow_blur_radius * 2.0) * globals.scale;
var snap: vec2<f32> = vec2<f32>(0.0, 0.0);
if input.scale.x == 1.0 {
snap.x = round(pos.x) - pos.x;
}
if input.scale.y == 1.0 {
snap.y = round(pos.y) - pos.y;
}
var min_border_radius = min(input.scale.x, input.scale.y) * 0.5;
var border_radius: vec4<f32> = vec4<f32>(
@ -43,13 +52,13 @@ fn solid_vs_main(input: SolidVertexInput) -> SolidVertexOutput {
vec4<f32>(scale.x + 1.0, 0.0, 0.0, 0.0),
vec4<f32>(0.0, scale.y + 1.0, 0.0, 0.0),
vec4<f32>(0.0, 0.0, 1.0, 0.0),
vec4<f32>(pos - vec2<f32>(0.5, 0.5), 0.0, 1.0)
vec4<f32>(pos - vec2<f32>(0.5, 0.5) + snap, 0.0, 1.0)
);
out.position = globals.transform * transform * vec4<f32>(vertex_position(input.vertex_index), 0.0, 1.0);
out.color = input.color;
out.border_color = input.border_color;
out.pos = input.pos * globals.scale;
out.pos = input.pos * globals.scale + snap;
out.scale = input.scale * globals.scale;
out.border_radius = border_radius * globals.scale;
out.border_width = input.border_width * globals.scale;