DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Implementation

Mercurial (56e7b9127e89)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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_OSVR_H
#define GFX_VR_OSVR_H

#include "nsTArray.h"
#include "mozilla/RefPtr.h"
#include "nsThreadUtils.h"

#include "mozilla/gfx/2D.h"
#include "mozilla/EnumeratedArray.h"

#include "VRDisplayLocal.h"

#include <osvr/ClientKit/ClientKitC.h>
#include <osvr/ClientKit/DisplayC.h>

#if defined(XP_MACOSX)
class MacIOSurface;
#endif
namespace mozilla {
namespace gfx {
namespace impl {

class VRDisplayOSVR : public VRDisplayLocal
{
public:
  void ZeroSensor() override;

protected:
  VRHMDSensorState GetSensorState() override;
  virtual void StartPresentation() override;
  virtual void StopPresentation() override;

#if defined(XP_WIN)
  virtual bool SubmitFrame(ID3D11Texture2D* aSource,
                           const IntSize& aSize,
                           const gfx::Rect& aLeftEyeRect,
                           const gfx::Rect& aRightEyeRect) override;
#elif defined(XP_MACOSX)
  virtual bool SubmitFrame(MacIOSurface* aMacIOSurface,
                           const IntSize& aSize,
                           const gfx::Rect& aLeftEyeRect,
                           const gfx::Rect& aRightEyeRect) override;
#endif

public:
  explicit VRDisplayOSVR(OSVR_ClientContext* context,
                         OSVR_ClientInterface* iface,
                         OSVR_DisplayConfig* display);

protected:
  virtual ~VRDisplayOSVR()
  {
    Destroy();
    MOZ_COUNT_DTOR_INHERITED(VRDisplayOSVR, VRDisplayLocal);
  }
  void Destroy();

  OSVR_ClientContext* m_ctx;
  OSVR_ClientInterface* m_iface;
  OSVR_DisplayConfig* m_display;

  gfx::Matrix4x4 mHeadToEye[2];
};

} // namespace impl

class VRSystemManagerOSVR : public VRSystemManager
{
public:
  static already_AddRefed<VRSystemManagerOSVR> Create();
  virtual void Destroy() override;
  virtual void Shutdown() override;
  virtual void NotifyVSync() override;
  virtual void Enumerate() override;
  virtual bool ShouldInhibitEnumeration() override;
  virtual void GetHMDs(nsTArray<RefPtr<VRDisplayHost>>& aHMDResult) override;
  virtual bool GetIsPresenting() override;
  virtual void HandleInput() override;
  virtual void GetControllers(nsTArray<RefPtr<VRControllerHost>>&
                              aControllerResult) override;
  virtual void ScanForControllers() override;
  virtual void RemoveControllers() override;
  virtual void VibrateHaptic(uint32_t aControllerIdx, uint32_t aHapticIndex,
                             double aIntensity, double aDuration,
                             const VRManagerPromise& aPromise) override;
  virtual void StopVibrateHaptic(uint32_t aControllerIdx) override;

protected:
  VRSystemManagerOSVR()
    : mOSVRInitialized(false)
    , mClientContextInitialized(false)
    , mDisplayConfigInitialized(false)
    , mInterfaceInitialized(false)
    , m_ctx(nullptr)
    , m_iface(nullptr)
    , m_display(nullptr)
  {
  }

  bool Init();

  RefPtr<impl::VRDisplayOSVR> mHMDInfo;
  bool mOSVRInitialized;
  bool mClientContextInitialized;
  bool mDisplayConfigInitialized;
  bool mInterfaceInitialized;
  RefPtr<nsIThread> mOSVRThread;

  OSVR_ClientContext m_ctx;
  OSVR_ClientInterface m_iface;
  OSVR_DisplayConfig m_display;

private:
  // check if all components are initialized
  // and if not, it will try to initialize them
  void CheckOSVRStatus();
  void InitializeClientContext();
  void InitializeDisplay();
  void InitializeInterface();
};

} // namespace gfx
} // namespace mozilla

#endif /* GFX_VR_OSVR_H */