gfx/vr/FxROutputHandler.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #pragma once
   7
   8 struct ID3D11Texture2D;
   9 struct IDXGISwapChain;
  10 struct ID3D11DeviceContext;
  11 struct ID3D11Device;
  12
  13 #include <windows.h>
  14 #include <d3d11_1.h>
  15
  16 #include "mozilla/RefPtr.h"
  17
  18 // FxROutputHandler is responsible for managing resources to share a Desktop
  19 // browser window with a Firefox Reality VR window.
  20 // Note: this object is created on the Compositor thread, but its usage should
  21 // only be on the RenderThread.
  22 class FxROutputHandler final {
  23  public:
  24   bool TryInitialize(IDXGISwapChain* aSwapChain, ID3D11Device* aDevice);
  25   void UpdateOutput(ID3D11DeviceContext* aCtx);
  26
  27  private:
  28   RefPtr<IDXGISwapChain> mSwapChain = nullptr;
  29   RefPtr<ID3D11Texture2D> mTexCopy = nullptr;
  30 };