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Implementation

Mercurial (d38398e5144e)

VCS Links

VRManager

Macros

Line Code
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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 * 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 GFX_VR_MANAGER_H
#define GFX_VR_MANAGER_H

#include "nsRefPtrHashtable.h"
#include "nsTArray.h"
#include "nsTHashtable.h"
#include "nsDataHashtable.h"
#include "mozilla/TimeStamp.h"
#include "gfxVR.h"

namespace mozilla {
namespace layers {
class TextureHost;
}
namespace gfx {

class VRLayerParent;
class VRManagerParent;
class VRDisplayHost;

class VRManager
{
  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(mozilla::gfx::VRManager)

public:
  static void ManagerInit();
  static VRManager* Get();

  void AddVRManagerParent(VRManagerParent* aVRManagerParent);
  void RemoveVRManagerParent(VRManagerParent* aVRManagerParent);

  void NotifyVsync(const TimeStamp& aVsyncTimestamp);
  void NotifyVRVsync(const uint32_t& aDisplayID);
  void RefreshVRDisplays(bool aMustDispatch = false);
  void ScanForControllers();
  void RemoveControllers();
  template<class T> void NotifyGamepadChange(const T& aInfo);
  RefPtr<gfx::VRDisplayHost> GetDisplay(const uint32_t& aDisplayID);
  void GetVRDisplayInfo(nsTArray<VRDisplayInfo>& aDisplayInfo);

  void SubmitFrame(VRLayerParent* aLayer, layers::PTextureParent* aTexture,
                   const gfx::Rect& aLeftEyeRect,
                   const gfx::Rect& aRightEyeRect);
  RefPtr<gfx::VRControllerHost> GetController(const uint32_t& aControllerID);
  void GetVRControllerInfo(nsTArray<VRControllerInfo>& aControllerInfo);
  void CreateVRTestSystem();

protected:
  VRManager();
  ~VRManager();

private:
  RefPtr<layers::TextureHost> mLastFrame;

  void Init();
  void Destroy();

  void DispatchVRDisplayInfoUpdate();
  void RefreshVRControllers();

  typedef nsTHashtable<nsRefPtrHashKey<VRManagerParent>> VRManagerParentSet;
  VRManagerParentSet mVRManagerParents;

  typedef nsTArray<RefPtr<VRSystemManager>> VRSystemManagerArray;
  VRSystemManagerArray mManagers;

  typedef nsRefPtrHashtable<nsUint32HashKey, gfx::VRDisplayHost> VRDisplayHostHashMap;
  VRDisplayHostHashMap mVRDisplays;

  typedef nsRefPtrHashtable<nsUint32HashKey, gfx::VRControllerHost> VRControllerHostHashMap;
  VRControllerHostHashMap mVRControllers;

  Atomic<bool> mInitialized;

  TimeStamp mLastRefreshTime;
  bool mVRTestSystemCreated;
};

} // namespace gfx
} // namespace mozilla

#endif // GFX_VR_MANAGER_H