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Rename blend_buffer to blend_slice

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This commit is contained in:
Olivier Goffart 2022-08-21 14:58:41 +02:00 • committed by Olivier Goffart
parent 228e2d9a7e
commit 243df1ed54
2 changed files with 10 additions and 10 deletions
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6
internal/core/swrenderer.rs
View file

@ -283,7 +283,7 @@ fn render_window_frame_by_line(
PhysicalLength::new(dirty_region.min_x())..PhysicalLength::new(dirty_region.max_x()),
|line_buffer| {
let offset = dirty_region.min_x() as usize;
TargetPixel::blend_buffer(line_buffer, background.into());
TargetPixel::blend_slice(line_buffer, background.into());
for span in scene.items[0..scene.current_items_index].iter().rev() {
debug_assert!(scene.current_line >= span.pos.y_length());
debug_assert!(
@ -291,7 +291,7 @@ fn render_window_frame_by_line(
);
match span.command {
SceneCommand::Rectangle { color } => {
TargetPixel::blend_buffer(
TargetPixel::blend_slice(
&mut line_buffer[span.pos.x as usize - offset
..(span.pos.x_length() + span.size.width_length()).get()
as usize
@ -684,7 +684,7 @@ impl<'a, T: TargetPixel> ProcessScene for RenderToBuffer<'a, T> {
let color = PremultipliedRgbaColor::from(color);
for line in geometry.min_y()..geometry.max_y() {
let begin = line as usize * self.stride.get() as usize + geometry.origin.x as usize;
TargetPixel::blend_buffer(
TargetPixel::blend_slice(
&mut self.buffer[begin..begin + geometry.width() as usize],
color,
);

14
internal/core/swrenderer/draw_functions.rs
View file

@ -170,13 +170,13 @@ pub(super) fn draw_rounded_rectangle_line(
as usize;
let r = rev(x2).floor().min(span.size.width as u32) as usize;
if l < r {
TargetPixel::blend_buffer(&mut line_buffer[pos_x + l..pos_x + r], rr.border_color)
TargetPixel::blend_slice(&mut line_buffer[pos_x + l..pos_x + r], rr.border_color)
}
} else {
if border > Shifted(0) {
// 3. draw the border (between x2 and x3)
if ONE + x2 <= x3 {
TargetPixel::blend_buffer(
TargetPixel::blend_slice(
&mut line_buffer[pos_x
+ x2.ceil()
.saturating_sub(rr.left_clip.get() as u32)
@ -206,7 +206,7 @@ pub(super) fn draw_rounded_rectangle_line(
let begin = x4.ceil().saturating_sub(rr.left_clip.get() as u32).min(span.size.width as u32);
let end = rev(x4).floor().min(span.size.width as u32);
if begin < end {
TargetPixel::blend_buffer(
TargetPixel::blend_slice(
&mut line_buffer[pos_x + begin as usize..pos_x + end as usize],
rr.inner_color,
)
@ -222,7 +222,7 @@ pub(super) fn draw_rounded_rectangle_line(
});
// 7. border x3 .. x2
if ONE + x2 <= x3 {
TargetPixel::blend_buffer(
TargetPixel::blend_slice(
&mut line_buffer[pos_x + rev(x3).ceil().min(span.size.width as u32) as usize
..pos_x + rev(x2).floor().min(span.size.width as u32) as usize as usize],
rr.border_color,
@ -282,10 +282,10 @@ fn interpolate_color(
/// components
#[derive(Clone, Copy, Debug, Default)]
pub struct PremultipliedRgbaColor {
pub alpha: u8,
pub red: u8,
pub green: u8,
pub blue: u8,
pub alpha: u8,
}
/// Convert a non-premultiplied color to a premultiplied one
@ -312,8 +312,8 @@ impl PremultipliedRgbaColor {
pub trait TargetPixel: Sized + Copy {
/// Blend a single pixel with a color
fn blend(&mut self, color: PremultipliedRgbaColor);
/// Fill (or blend) a color in the buffer.
fn blend_buffer(to_fill: &mut [Self], color: PremultipliedRgbaColor) {
/// Fill (or blend) a color for all the pixel in the span.
fn blend_slice(to_fill: &mut [Self], color: PremultipliedRgbaColor) {
if color.alpha == u8::MAX {
to_fill.fill(Self::from_rgb(color.red, color.green, color.blue))
} else {