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Change color packing to match target format

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This commit is contained in:
Chad Brokaw 2022-05-10 04:19:36 -04:00
parent c95887b4df
commit a9356cc50b
3 changed files with 2 additions and 36 deletions
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4
piet-scene/src/brush/color.rs
View file

@ -48,10 +48,6 @@ impl Color {
)
}
pub fn pack(self) -> u32 {
(self.b as u32) << 24 | (self.g as u32) << 16 | (self.r as u32) << 8 | self.a as u32
}
pub fn to_premul_u32(self) -> u32 {
let a = self.a as f64 / 255.0;
let r = (self.r as f64 * a) as u32;

32
piet-scene/src/main.rs
View file

@ -306,7 +306,7 @@ fn test_scene1(scene: &mut Scene, rcx: &mut ResourceContext) {
//b.push_transform(Affine::translate(200., 200.) * Affine::rotate(45f32.to_radians()));
b.fill(
Fill::NonZero,
// &Brush::Solid(Color::rgba8(0, 255, 0, 255)),
// &Brush::Solid(Color::rgba8(255, 0, 0, 255)),
&radial,
None, //Some(Affine::rotate(90f32.to_radians())),
Rect {
@ -354,33 +354,3 @@ fn render_info_string(rc: &mut impl RenderContext, info: &str) {
rc.draw_text(&layout, Point::new(110.0, 50.0));
}
// use piet_scene::geometry::*;
// use piet_scene::path::*;
// use piet_scene::scene::*;
// use piet_scene::{geometry::*, path::*, resource::ResourceContext, scene::*};
// fn main() {
// let mut scene = Scene::default();
// let mut rcx = ResourceContext::new();
// let mut sb = build_scene(&mut scene, &mut rcx);
// sb.push_layer(Blend::default(), Rect::default().elements());
// // let mut path = Path::new();
// // let mut b = PathBuilder::new(&mut path);
// // b.move_to(100., 100.);
// // b.line_to(200., 200.);
// // b.close_path();
// // b.move_to(50., 50.);
// // b.line_to(600., 150.);
// // b.move_to(4., 2.);
// // b.quad_to(8., 8., 9., 9.);
// // b.close_path();
// // println!("{:?}", path);
// // for el in path.elements() {
// // println!("{:?}", el);
// // }
// //sb.push_layer(path.elements(), BlendMode::default());
// sb.push_layer(Blend::default(), [Element::MoveTo((0., 0.).into())]);
// }

2
piet-scene/src/resource/gradient.rs
View file

@ -133,6 +133,6 @@ impl ColorF64 {
let g = ((self.0[1] * a).min(1.0).max(0.0) * 255.0) as u32;
let b = ((self.0[2] * a).min(1.0).max(0.0) * 255.0) as u32;
let a = (a * 255.0) as u32;
r | (g << 8) | (b << 16) | (a << 24)
b | (g << 8) | (r << 16) | (a << 24)
}
}