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Initialize a wevxr device registry from Servo

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This commit is contained in:
Alan Jeffrey 2019-07-01 11:50:25 -05:00
parent b4ed3b6f3c
commit 91d1b52b38
9 changed files with 61 additions and 0 deletions
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19
components/canvas_traits/webgl.rs
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@ -4,6 +4,8 @@
use euclid::{Rect, Size2D};
use gleam::gl;
use gleam::gl::GLsync;
use gleam::gl::GLuint;
use gleam::gl::Gl;
use ipc_channel::ipc::{IpcBytesReceiver, IpcBytesSender, IpcSharedMemory};
use pixels::PixelFormat;
@ -175,6 +177,23 @@ impl WebGLMsgSender {
}
}
impl webxr_api::WebGLExternalImageApi for WebGLMsgSender {
fn lock(&self) -> Result<(GLuint, Size2D<i32>, GLsync), webxr_api::Error> {
let (sender, receiver) = webgl_channel().or(Err(webxr_api::Error::CommunicationError))?;
self.sender
.send(WebGLMsg::Lock(self.ctx_id, sender))
.or(Err(webxr_api::Error::CommunicationError))?;
let (texture, size, sync) = receiver
.recv()
.or(Err(webxr_api::Error::CommunicationError))?;
Ok((texture, size, sync as GLsync))
}
fn unlock(&self) {
let _ = self.sender.send(WebGLMsg::Unlock(self.ctx_id));
}
}
#[derive(Deserialize, Serialize)]
pub struct TruncatedDebug<T>(T);