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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/memory/ref_counted.h"
#include "content/browser/aura/image_transport_factory.h"
#include "gpu/command_buffer/common/mailbox.h"
namespace content {
class GLHelper;
// This class holds a texture id and gpu::Mailbox, and deletes the texture
// id when the object itself is destroyed. Should only be created if a GLHelper
// exists on the ImageTransportFactory.
class OwnedMailbox : public base::RefCounted<OwnedMailbox>,
public ImageTransportFactoryObserver {
public:
explicit OwnedMailbox(GLHelper* gl_helper);
uint32 texture_id() const { return texture_id_; }
uint32 sync_point() const { return sync_point_; }
const gpu::Mailbox& mailbox() const { return mailbox_; }
void UpdateSyncPoint(uint32 sync_point);
protected:
virtual ~OwnedMailbox();
virtual void OnLostResources() OVERRIDE;
private:
friend class base::RefCounted<OwnedMailbox>;
uint32 texture_id_;
gpu::Mailbox mailbox_;
uint32 sync_point_;
GLHelper* gl_helper_;
};
} // namespace content
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