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blade: cull mask support for sprites

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This commit is contained in:
Dzmitry Malyshau 2024-02-05 22:50:25 -08:00
parent 7509677003
commit 11964dc731
3 changed files with 12 additions and 4 deletions
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4
crates/gpui/Cargo.toml
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@ -99,6 +99,6 @@ flume = "0.11"
xcb = { version = "1.3", features = ["as-raw-xcb-connection"] }
as-raw-xcb-connection = "1"
#TODO: use these on all platforms
blade-graphics = { git = "https://github.com/kvark/blade", rev = "62eb18d312f720a5aac8f508fe223146a24fc7f0" }
blade-macros = { git = "https://github.com/kvark/blade", rev = "62eb18d312f720a5aac8f508fe223146a24fc7f0" }
blade-graphics = { git = "https://github.com/kvark/blade", rev = "f35bc605154e210ab6190291235889b6ddad73f1" }
blade-macros = { git = "https://github.com/kvark/blade", rev = "f35bc605154e210ab6190291235889b6ddad73f1" }
bytemuck = "1"

9
crates/gpui/src/platform/linux/shaders.wgsl
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@ -504,6 +504,10 @@ fn vs_mono_sprite(@builtin(vertex_index) vertex_id: u32, @builtin(instance_index
@fragment
fn fs_mono_sprite(input: MonoSpriteVarying) -> @location(0) vec4<f32> {
let sample = textureSample(t_sprite, s_sprite, input.tile_position).r;
// Alpha clip after using the derivatives.
if (any(input.clip_distances < vec4<f32>(0.0))) {
return vec4<f32>(0.0);
}
return input.color * vec4<f32>(1.0, 1.0, 1.0, sample);
}
@ -545,6 +549,11 @@ fn vs_poly_sprite(@builtin(vertex_index) vertex_id: u32, @builtin(instance_index
@fragment
fn fs_poly_sprite(input: PolySpriteVarying) -> @location(0) vec4<f32> {
let sample = textureSample(t_sprite, s_sprite, input.tile_position);
// Alpha clip after using the derivatives.
if (any(input.clip_distances < vec4<f32>(0.0))) {
return vec4<f32>(0.0);
}
let sprite = b_poly_sprites[input.sprite_id];
let distance = quad_sdf(input.position.xy, sprite.bounds, sprite.corner_radii);