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Improve Webrender<->WebGL synchronization

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This commit is contained in:
Imanol Fernandez 2017-09-20 11:30:35 +02:00
parent 8000efac75
commit 324e56b3d1
4 changed files with 31 additions and 15 deletions
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2
components/canvas_traits/webgl.rs
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@ -39,7 +39,7 @@ pub enum WebGLMsg {
/// WR locks a external texture when it wants to use the shared texture contents.
/// The WR client should not change the shared texture content until the Unlock call.
/// Currently OpenGL Sync Objects are used to implement the synchronization mechanism.
Lock(WebGLContextId, WebGLSender<(u32, Size2D<i32>)>),
Lock(WebGLContextId, WebGLSender<(u32, Size2D<i32>, usize)>),
/// Unlocks a specific WebGLContext. Unlock messages are used for a correct synchronization
/// with WebRender external image API.
/// The WR unlocks a context when it finished reading the shared texture contents.