/* -*- 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_SERVICE_OSVRSESSION_H
#define GFX_VR_SERVICE_OSVRSESSION_H
#include "VRSession.h"
#include "mozilla/gfx/2D.h"
#include "mozilla/TimeStamp.h"
#include "moz_external_vr.h"
#include <osvr/ClientKit/ClientKitC.h>
#include <osvr/ClientKit/DisplayC.h>
#if defined(XP_WIN)
# include <d3d11_1.h>
#endif
namespace mozilla {
namespace gfx {
class OSVRSession :
public VRSession {
public:
OSVRSession();
virtual ~OSVRSession();
bool Initialize(mozilla::gfx::VRSystemState& aSystemState,
bool aDetectRuntimesOnly) override;
void Shutdown() override;
void ProcessEvents(mozilla::gfx::VRSystemState& aSystemState) override;
void StartFrame(mozilla::gfx::VRSystemState& aSystemState) override;
bool StartPresentation() override;
void StopPresentation() override;
void VibrateHaptic(uint32_t aControllerIdx, uint32_t aHapticIndex,
float aIntensity,
float aDuration) override;
void StopVibrateHaptic(uint32_t aControllerIdx) override;
void StopAllHaptics() override;
protected:
#if defined(XP_WIN)
bool SubmitFrame(
const mozilla::gfx::VRLayer_Stereo_Immersive& aLayer,
ID3D11Texture2D* aTexture) override;
#elif defined(XP_MACOSX)
bool SubmitFrame(
const mozilla::gfx::VRLayer_Stereo_Immersive& aLayer,
const VRLayerTextureHandle& aTexture) override;
#endif
private:
bool InitState(mozilla::gfx::VRSystemState& aSystemState);
void UpdateHeadsetPose(mozilla::gfx::VRSystemState& aState);
bool mRuntimeLoaded;
bool mOSVRInitialized;
bool mClientContextInitialized;
bool mDisplayConfigInitialized;
bool mInterfaceInitialized;
OSVR_ClientContext m_ctx;
OSVR_ClientInterface m_iface;
OSVR_DisplayConfig m_display;
gfx::Matrix4x4 mHeadToEye[2];
// 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_SERVICE_OSVRSESSION_H
