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webgl: texImage2D with a canvas argument

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This commit is contained in:
Emilio Cobos Álvarez 2015-09-19 17:32:50 +02:00
parent a58e731abd
commit e2b7a01055
5 changed files with 78 additions and 71 deletions
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52
components/script/dom/webglrenderingcontext.rs
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@ -124,6 +124,27 @@ impl WebGLRenderingContext {
self.ipc_renderer.send(CanvasMsg::Common(CanvasCommonMsg::Recreate(size))).unwrap();
}
pub fn ipc_renderer(&self) -> IpcSender<CanvasMsg> {
self.ipc_renderer.clone()
}
pub fn webgl_error(&self, err: WebGLError) {
// If an error has been detected no further errors must be
// recorded until `getError` has been called
if self.last_error.get().is_none() {
self.last_error.set(Some(err));
}
}
pub fn bound_texture_for(&self, target: u32) -> Option<JS<WebGLTexture>> {
match target {
constants::TEXTURE_2D => self.bound_texture_2d.get(),
constants::TEXTURE_CUBE_MAP => self.bound_texture_cube_map.get(),
_ => unreachable!(),
}
}
fn mark_as_dirty(&self) {
let canvas = self.canvas.root();
let node = NodeCast::from_ref(canvas.r());
@ -845,8 +866,15 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
},
// TODO(ecoal95): Getting canvas data is implemented in CanvasRenderingContext2D, but
// we need to refactor it moving it to `HTMLCanvasElement` and supporting WebGLContext
ImageDataOrHTMLImageElementOrHTMLCanvasElementOrHTMLVideoElement::eHTMLCanvasElement(_rooted_canvas)
=> unimplemented!(),
ImageDataOrHTMLImageElementOrHTMLCanvasElementOrHTMLVideoElement::eHTMLCanvasElement(canvas) => {
let canvas = canvas.r();
if let Some((mut data, size)) = canvas.fetch_all_data() {
byte_swap(&mut data);
(data, size)
} else {
return
}
},
ImageDataOrHTMLImageElementOrHTMLCanvasElementOrHTMLVideoElement::eHTMLVideoElement(_rooted_video)
=> unimplemented!(),
};
@ -898,26 +926,6 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
}
}
impl WebGLRenderingContext {
pub fn webgl_error(&self, err: WebGLError) {
// If an error has been detected no further errors must be
// recorded until `getError` has been called
if self.last_error.get().is_none() {
self.last_error.set(Some(err));
}
}
pub fn bound_texture_for(&self, target: u32) -> Option<JS<WebGLTexture>> {
match target {
constants::TEXTURE_2D => self.bound_texture_2d.get(),
constants::TEXTURE_CUBE_MAP => self.bound_texture_cube_map.get(),
_ => unreachable!(),
}
}
}
pub trait LayoutCanvasWebGLRenderingContextHelpers {
#[allow(unsafe_code)]
unsafe fn get_renderer_id(&self) -> usize;