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Simplify ctx.drawImage a bit

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There is no need to swap between RGBA and BGRA twice.
This commit is contained in:
Anthony Ramine 2018-10-11 15:46:42 +02:00
parent 35bf180dcb
commit bb2101f540
2 changed files with 9 additions and 36 deletions
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12
components/canvas/canvas_paint_thread.rs
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@ -7,7 +7,6 @@ use canvas_data::*;
use canvas_traits::canvas::*;
use euclid::Size2D;
use ipc_channel::ipc::{self, IpcSender};
use pixels;
use std::borrow::ToOwned;
use std::collections::HashMap;
use std::thread;
@ -139,13 +138,10 @@ impl<'a> CanvasPaintThread <'a> {
source_rect,
smoothing_enabled,
) => {
let data = match imagedata {
None => vec![0; image_size.width as usize * image_size.height as usize * 4],
Some(mut data) => {
pixels::byte_swap_colors_inplace(&mut data);
data.into()
},
};
let data = imagedata.map_or_else(
|| vec![0; image_size.width as usize * image_size.height as usize * 4],
|bytes| bytes.into(),
);
self.canvas(canvas_id).draw_image(
data,
image_size,