gecko-dev/dom/canvas/WebGLSync.cpp
peter chang 24e5309e4d Bug 1281991 - Clean up WebGLSync objects before WebGL context lost, r=jgilbert
MozReview-Commit-ID: 8JnoRPetpKQ

--HG--
extra : rebase_source : dafaaa68f640b7b71bcdc0028a70cabb65270e08
2016-06-23 17:01:36 +08:00

54 lines
1.4 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "WebGLSync.h"
#include "GLContext.h"
#include "mozilla/dom/WebGL2RenderingContextBinding.h"
#include "WebGLContext.h"
namespace mozilla {
WebGLSync::WebGLSync(WebGLContext* webgl, GLenum condition, GLbitfield flags)
: WebGLContextBoundObject(webgl)
{
mContext->mSyncs.insertBack(this);
mGLName = mContext->gl->fFenceSync(condition, flags);
}
WebGLSync::~WebGLSync()
{
DeleteOnce();
}
void
WebGLSync::Delete()
{
mContext->MakeContextCurrent();
mContext->gl->fDeleteSync(mGLName);
mGLName = 0;
LinkedListElement<WebGLSync>::removeFrom(mContext->mSyncs);
}
WebGLContext*
WebGLSync::GetParentObject() const
{
return mContext;
}
// -------------------------------------------------------------------------
// IMPLEMENT NS
JSObject*
WebGLSync::WrapObject(JSContext* cx, JS::Handle<JSObject*> givenProto)
{
return dom::WebGLSyncBinding::Wrap(cx, this, givenProto);
}
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(WebGLSync)
NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(WebGLSync, AddRef)
NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(WebGLSync, Release);
} // namespace mozilla