RenderCompositorOGL.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* 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/. */

#ifndef MOZILLA_GFX_RENDERCOMPOSITOR_OGL_H

#define MOZILLA_GFX_RENDERCOMPOSITOR_OGL_H

#include "GLTypes.h"

#include "mozilla/webrender/RenderCompositor.h"

namespace mozilla {

namespace wr {

class RenderCompositorOGL : public RenderCompositor {

 public:

  static UniquePtr<RenderCompositor> Create(

      const RefPtr<widget::CompositorWidget>& aWidget, nsACString& aError);

  RenderCompositorOGL(RefPtr<gl::GLContext>&& aGL,

                      const RefPtr<widget::CompositorWidget>& aWidget);

  virtual ~RenderCompositorOGL();

  bool BeginFrame() override;

  RenderedFrameId EndFrame(const nsTArray<DeviceIntRect>& aDirtyRects) final;

  void Pause() override;

  bool Resume() override;

  gl::GLContext* gl() const override { return mGL; }

  LayoutDeviceIntSize GetBufferSize() override;

  // Interface for partial present

  bool UsePartialPresent() override;

  bool RequestFullRender() override;

  uint32_t GetMaxPartialPresentRects() override;

  bool ShouldDrawPreviousPartialPresentRegions() override;

  size_t GetBufferAge() const override;

 protected:

  RefPtr<gl::GLContext> mGL;

  bool mIsEGL;

};

}  // namespace wr

}  // namespace mozilla

#endif