gfx/webrender_bindings/RenderCompositorOGL.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef MOZILLA_GFX_RENDERCOMPOSITOR_OGL_H
   8 #define MOZILLA_GFX_RENDERCOMPOSITOR_OGL_H
   9
  10 #include "GLTypes.h"
  11 #include "mozilla/webrender/RenderCompositor.h"
  12
  13 namespace mozilla {
  14 namespace wr {
  15
  16 class RenderCompositorOGL : public RenderCompositor {
  17  public:
  18   static UniquePtr<RenderCompositor> Create(
  19       const RefPtr<widget::CompositorWidget>& aWidget, nsACString& aError);
  20
  21   RenderCompositorOGL(RefPtr<gl::GLContext>&& aGL,
  22                       const RefPtr<widget::CompositorWidget>& aWidget);
  23   virtual ~RenderCompositorOGL();
  24
  25   bool BeginFrame() override;
  26   RenderedFrameId EndFrame(const nsTArray<DeviceIntRect>& aDirtyRects) final;
  27   void Pause() override;
  28   bool Resume() override;
  29
  30   gl::GLContext* gl() const override { return mGL; }
  31
  32   LayoutDeviceIntSize GetBufferSize() override;
  33
  34   // Interface for partial present
  35   bool UsePartialPresent() override;
  36   bool RequestFullRender() override;
  37   uint32_t GetMaxPartialPresentRects() override;
  38   bool ShouldDrawPreviousPartialPresentRegions() override;
  39   size_t GetBufferAge() const override;
  40
  41  protected:
  42   RefPtr<gl::GLContext> mGL;
  43   bool mIsEGL;
  44 };
  45
  46 }  // namespace wr
  47 }  // namespace mozilla
  48
  49 #endif