gfx/layers/wr/WebRenderCanvasRenderer.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 GFX_WEBRENDERCANVASRENDERER_H
   8 #define GFX_WEBRENDERCANVASRENDERER_H
   9
  10 #include "mozilla/layers/RenderRootStateManager.h"
  11 #include "ShareableCanvasRenderer.h"
  12
  13 namespace mozilla {
  14 namespace layers {
  15
  16 class WebRenderCanvasRenderer : public ShareableCanvasRenderer {
  17  public:
  18   explicit WebRenderCanvasRenderer(RenderRootStateManager* aManager)
  19       : mManager(aManager) {}
  20
  21   CompositableForwarder* GetForwarder() override;
  22   RenderRootStateManager* GetRenderRootStateManager() { return mManager; }
  23
  24  protected:
  25   RefPtr<RenderRootStateManager> mManager;
  26 };
  27
  28 class WebRenderCanvasRendererAsync final : public WebRenderCanvasRenderer {
  29  public:
  30   explicit WebRenderCanvasRendererAsync(RenderRootStateManager* aManager)
  31       : WebRenderCanvasRenderer(aManager) {}
  32   virtual ~WebRenderCanvasRendererAsync();
  33
  34   WebRenderCanvasRendererAsync* AsWebRenderCanvasRendererAsync() override {
  35     return this;
  36   }
  37
  38   void Initialize(const CanvasRendererData& aData) override;
  39   bool CreateCompositable() override;
  40   void EnsurePipeline() override;
  41   bool HasPipeline() override;
  42
  43   void ClearCachedResources() override;
  44
  45   void UpdateCompositableClientForEmptyTransaction();
  46
  47   Maybe<wr::PipelineId> GetPipelineId() { return mPipelineId; }
  48
  49  protected:
  50   Maybe<wr::PipelineId> mPipelineId;
  51   bool mIsAsync = false;
  52 };
  53
  54 }  // namespace layers
  55 }  // namespace mozilla
  56
  57 #endif