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Viewing changes to shared/browser/compositor/oxide_compositor_single_thread_proxy.h

  • Committer: Chris Coulson
  • Date: 2016-02-26 18:27:48 UTC
  • Revision ID: chris.coulson@canonical.com-20160226182748-bqhc23qxs09cpg33
https://launchpad.net/bugs/1549459
https://launchpad.net/bugs/1426153
Switch to a single-threaded webview compositor

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shared/browser/compositor/oxide_compositor_single_thread_proxy.h
 
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// vim:expandtab:shiftwidth=2:tabstop=2:
 
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// Copyright (C) 2016 Canonical Ltd.
 
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// This library is free software; you can redistribute it and/or
 
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// modify it under the terms of the GNU Lesser General Public
 
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// License as published by the Free Software Foundation; either
 
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// version 2.1 of the License, or (at your option) any later version.
 
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// This library is distributed in the hope that it will be useful,
 
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 
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// Lesser General Public License for more details.
 
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// You should have received a copy of the GNU Lesser General Public
 
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// License along with this library; if not, write to the Free Software
 
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
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#ifndef _OXIDE_SHARED_BROWSER_COMPOSITOR_COMPOSITOR_SINGLE_THREAD_PROXY_H_
 
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#define _OXIDE_SHARED_BROWSER_COMPOSITOR_COMPOSITOR_SINGLE_THREAD_PROXY_H_
 
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#include "base/macros.h"
 
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#include "base/threading/non_thread_safe.h"
 
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#include "shared/browser/compositor/oxide_compositing_mode.h"
 
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#include "shared/browser/compositor/oxide_compositor_proxy.h"
 
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#include "shared/browser/compositor/oxide_mailbox_buffer_map.h"
 
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namespace oxide {
 
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class CompositorSingleThreadProxy : public CompositorProxy,
 
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                                    public base::NonThreadSafe {
 
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 public:
 
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  CompositorSingleThreadProxy(CompositorProxyClient* client);
 
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  ~CompositorSingleThreadProxy() override;
 
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 private:
 
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  // Response from CompositorUtils::GetTextureFromMailbox
 
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  void GetTextureFromMailboxResponse(uint32_t surface_id,
 
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                                     const gpu::Mailbox& mailbox,
 
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                                     GLuint texture);
 
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  // Response from CompositorUtils::CreateEGLImageFromMailbox
 
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  void CreateEGLImageFromMailboxResponse(uint32_t surface_id,
 
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                                         const gpu::Mailbox& mailbox,
 
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                                         EGLImageKHR egl_image);
 
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  void DidCompleteGLFrame(scoped_ptr<CompositorFrameData> frame);
 
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  // CompositorProxy implementation
 
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  void SetOutputSurface(CompositorOutputSurface* output_surface) override;
 
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  void MailboxBufferCreated(const gpu::Mailbox& mailbox,
 
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                            uint64_t sync_point) override;
 
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  void MailboxBufferDestroyed(const gpu::Mailbox& mailbox) override;
 
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  void SwapCompositorFrame(scoped_ptr<CompositorFrameData> frame) override;
 
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  void DidSwapCompositorFrame(uint32_t surface_id,
 
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                              FrameHandleVector returned_frames) override;
 
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  void ReclaimResourcesForFrame(CompositorFrameData* frame) override;
 
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  const CompositingMode mode_;
 
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  CompositorOutputSurface* output_surface_;
 
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  MailboxBufferMap mailbox_buffer_map_;
 
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  DISALLOW_COPY_AND_ASSIGN(CompositorSingleThreadProxy);
 
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};
 
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} // namespace oxide
 
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#endif // _OXIDE_SHARED_BROWSER_COMPOSITOR_COMPOSITOR_SINGLE_THREAD_PROXY_H_