gfx/vr/VRDisplayPresentation.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_VR_DISPLAY_PRESENTATION_H
   8 #define GFX_VR_DISPLAY_PRESENTATION_H
   9
  10 #include "mozilla/RefPtr.h"
  11 #include "mozilla/dom/VRDisplayBinding.h"
  12
  13 namespace mozilla {
  14 namespace dom {
  15 class XRWebGLLayer;
  16 }
  17 namespace gfx {
  18 class VRDisplayClient;
  19 class VRLayerChild;
  20
  21 class VRDisplayPresentation final {
  22   NS_INLINE_DECL_THREADSAFE_REFCOUNTING(VRDisplayPresentation)
  23
  24  public:
  25   VRDisplayPresentation(VRDisplayClient* aDisplayClient,
  26                         const nsTArray<dom::VRLayer>& aLayers, uint32_t aGroup);
  27   void UpdateLayers(const nsTArray<mozilla::dom::VRLayer>& aLayers);
  28   void UpdateXRWebGLLayer(dom::XRWebGLLayer* aLayer);
  29   void SubmitFrame();
  30   void GetDOMLayers(nsTArray<dom::VRLayer>& result);
  31   uint32_t GetGroup() const;
  32
  33  private:
  34   ~VRDisplayPresentation();
  35   void CreateLayers();
  36   void DestroyLayers();
  37
  38   RefPtr<VRDisplayClient> mDisplayClient;
  39   nsTArray<dom::VRLayer> mDOMLayers;
  40   nsTArray<RefPtr<VRLayerChild>> mLayers;
  41   uint32_t mGroup;
  42 };
  43
  44 }  // namespace gfx
  45 }  // namespace mozilla
  46
  47 #endif /* GFX_VR_DISPLAY_PRESENTAITON_H */