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canvas: Remove all the canvas layerization infrastructure

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It was never complete, and with webrender as a backend the way we render
WebGL contexts has changed a bit.

This should remove quite a bit of overhead.
This commit is contained in:
Emilio Cobos Álvarez 2016-03-23 16:29:19 +01:00
parent ef8d36d208
commit a02daf7144
8 changed files with 6 additions and 90 deletions
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16
components/canvas/canvas_paint_thread.rs
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@ -15,12 +15,11 @@ use gfx_traits::color;
use ipc_channel::ipc::IpcSharedMemory;
use ipc_channel::ipc::{self, IpcSender};
use ipc_channel::router::ROUTER;
use layers::platform::surface::NativeSurface;
use num::ToPrimitive;
use premultiplytable::PREMULTIPLY_TABLE;
use std::borrow::ToOwned;
use std::mem;
use std::sync::mpsc::{Sender, channel};
use std::sync::mpsc::channel;
use util::opts;
use util::thread::spawn_named;
use util::vec::byte_swap;
@ -205,13 +204,6 @@ impl<'a> CanvasPaintThread<'a> {
}
}
}
CanvasMsg::FromPaint(message) => {
match message {
FromPaintMsg::SendNativeSurface(chan) => {
painter.send_native_surface(chan)
}
}
}
CanvasMsg::WebGL(_) => panic!("Wrong message sent to Canvas2D thread"),
}
}
@ -550,12 +542,6 @@ impl<'a> CanvasPaintThread<'a> {
})
}
fn send_native_surface(&self, _chan: Sender<NativeSurface>) {
// FIXME(mrobinson): We need a handle on the NativeDisplay to create compatible
// NativeSurfaces for the compositor.
unimplemented!()
}
fn image_data(&self,
dest_rect: Rect<i32>,
canvas_size: Size2D<f64>,