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Add alpha parameter to shaders

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Lets us add extra opacity.
This commit is contained in:
Ivan Molodetskikh
2025-02-08 13:33:28 +03:00
parent c30f522ef2
commit 4f05a74aa8
22 changed files with 50 additions and 4 deletions
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src/render_helpers/shadow.rs
+8
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@@ -28,6 +28,7 @@ struct Parameters {
corner_radius: CornerRadius,
// Should only be used for visual improvements, i.e. corner radius anti-aliasing.
scale: f32,
alpha: f32,
window_geometry: Rectangle<f64, Logical>,
window_corner_radius: CornerRadius,
@@ -44,6 +45,7 @@ impl ShadowRenderElement {
scale: f32,
window_geometry: Rectangle<f64, Logical>,
window_corner_radius: CornerRadius,
alpha: f32,
) -> Self {
let inner = ShaderRenderElement::empty(ProgramType::Shadow, Kind::Unspecified);
let mut rv = Self {
@@ -55,6 +57,7 @@ impl ShadowRenderElement {
sigma,
corner_radius,
scale,
alpha,
window_geometry,
window_corner_radius,
},
@@ -74,6 +77,7 @@ impl ShadowRenderElement {
sigma: 0.,
corner_radius: Default::default(),
scale: 1.,
alpha: 1.,
window_geometry: Default::default(),
window_corner_radius: Default::default(),
},
@@ -95,12 +99,14 @@ impl ShadowRenderElement {
scale: f32,
window_geometry: Rectangle<f64, Logical>,
window_corner_radius: CornerRadius,
alpha: f32,
) {
let params = Parameters {
size,
geometry,
color,
sigma,
alpha,
corner_radius,
scale,
window_geometry,
@@ -120,6 +126,7 @@ impl ShadowRenderElement {
geometry,
color,
sigma,
alpha,
corner_radius,
scale,
window_geometry,
@@ -145,6 +152,7 @@ impl ShadowRenderElement {
size,
None,
scale,
alpha,
vec![
Uniform::new("shadow_color", color.to_array_premul()),
Uniform::new("sigma", sigma),