gecko-dev/dom/canvas/WebGLSync.cpp
2017-12-19 22:28:49 -08:00

62 lines
1.5 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)
: WebGLRefCountedObject(webgl)
, mGLName(mContext->gl->fFenceSync(condition, flags))
, mFenceId(mContext->mNextFenceId)
{
mContext->mNextFenceId += 1;
mContext->mSyncs.insertBack(this);
}
WebGLSync::~WebGLSync()
{
DeleteOnce();
}
void
WebGLSync::Delete()
{
mContext->gl->fDeleteSync(mGLName);
LinkedListElement<WebGLSync>::removeFrom(mContext->mSyncs);
}
WebGLContext*
WebGLSync::GetParentObject() const
{
return mContext;
}
void
WebGLSync::MarkSignaled() const
{
if (mContext->mCompletedFenceId < mFenceId) {
mContext->mCompletedFenceId = mFenceId;
}
}
// -------------------------------------------------------------------------
// 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