gecko-dev/gfx/vr/gfxVROSVR.h

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2.6 KiB
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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_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 "VRDisplayHost.h"
#include <osvr/ClientKit/ClientKitC.h>
#include <osvr/ClientKit/DisplayC.h>
namespace mozilla {
namespace gfx {
namespace impl {
class VRDisplayOSVR : public VRDisplayHost
{
public:
VRHMDSensorState GetSensorState() override;
VRHMDSensorState GetImmediateSensorState() override;
void ZeroSensor() override;
protected:
virtual void StartPresentation() override;
virtual void StopPresentation() override;
#if defined(XP_WIN)
virtual void SubmitFrame(TextureSourceD3D11* aSource,
const IntSize& aSize,
const VRHMDSensorState& aSensorState,
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, VRDisplayHost);
}
void Destroy();
OSVR_ClientContext* m_ctx;
OSVR_ClientInterface* m_iface;
OSVR_DisplayConfig* m_display;
};
} // namespace impl
class VRDisplayManagerOSVR : public VRDisplayManager
{
public:
static already_AddRefed<VRDisplayManagerOSVR> Create();
virtual bool Init() override;
virtual void Destroy() override;
virtual void GetHMDs(nsTArray<RefPtr<VRDisplayHost>>& aHMDResult) override;
protected:
VRDisplayManagerOSVR()
: mOSVRInitialized(false)
, mClientContextInitialized(false)
, mDisplayConfigInitialized(false)
, mInterfaceInitialized(false)
, m_ctx(nullptr)
, m_iface(nullptr)
, m_display(nullptr)
{
}
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 */