gecko/gfx/vr/gfxVROculus050.h
2015-09-17 14:23:13 -07:00

93 lines
2.5 KiB
C++

/* -*- 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_OCULUS_050_H
#define GFX_VR_OCULUS_050_H
#include "nsTArray.h"
#include "nsThreadUtils.h"
#include "mozilla/EnumeratedArray.h"
#include "mozilla/gfx/2D.h"
#include "mozilla/RefPtr.h"
#include "gfxVR.h"
#include "ovr_capi_dynamic050.h"
namespace mozilla {
namespace gfx {
namespace impl {
class HMDInfoOculus050 : public VRHMDInfo {
public:
explicit HMDInfoOculus050(ovr050::ovrHmd aHMD, bool aDebug, int aDeviceID);
bool SetFOV(const VRFieldOfView& aFOVLeft, const VRFieldOfView& aFOVRight,
double zNear, double zFar) override;
VRHMDSensorState GetSensorState(double timeOffset) override;
void ZeroSensor() override;
bool KeepSensorTracking() override;
void NotifyVsync(const TimeStamp& aVsyncTimestamp) override;
void FillDistortionConstants(uint32_t whichEye,
const IntSize& textureSize, const IntRect& eyeViewport,
const Size& destViewport, const Rect& destRect,
VRDistortionConstants& values) override;
void Destroy();
bool GetIsDebug() const;
int GetDeviceID() const;
protected:
virtual ~HMDInfoOculus050() {
Destroy();
MOZ_COUNT_DTOR_INHERITED(HMDInfoOculus050, VRHMDInfo);
}
bool StartSensorTracking();
void StopSensorTracking();
// must match the size of VRDistortionVertex
struct DistortionVertex {
float pos[2];
float texR[2];
float texG[2];
float texB[2];
float genericAttribs[4];
};
ovr050::ovrHmd mHMD;
ovr050::ovrFovPort mFOVPort[2];
uint32_t mTracking;
bool mDebug; // True if this is a debug HMD
int mDeviceID; // ID of device passed to ovrHmd_Create
uint32_t mSensorTrackingFramesRemaining;
};
} // namespace impl
class VRHMDManagerOculus050 : public VRHMDManager
{
public:
static already_AddRefed<VRHMDManagerOculus050> Create();
virtual bool Init() override;
virtual void Destroy() override;
virtual void GetHMDs(nsTArray<RefPtr<VRHMDInfo> >& aHMDResult) override;
protected:
VRHMDManagerOculus050()
: mOculusInitialized(false)
{ }
nsTArray<RefPtr<impl::HMDInfoOculus050> > mOculusHMDs;
bool mOculusInitialized;
RefPtr<nsIThread> mOculusThread;
};
} // namespace gfx
} // namespace mozilla
#endif /* GFX_VR_OCULUS_050_H */