зеркало из https://github.com/mozilla/gecko-dev.git
158 строки
5.0 KiB
C++
158 строки
5.0 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GFX_VR_OPENVR_H
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#define GFX_VR_OPENVR_H
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#include "nsTArray.h"
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#include "nsIScreen.h"
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#include "nsCOMPtr.h"
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#include "mozilla/RefPtr.h"
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#include "mozilla/gfx/2D.h"
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#include "mozilla/EnumeratedArray.h"
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#include "openvr.h"
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#include "gfxVR.h"
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#include "VRDisplayHost.h"
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namespace mozilla {
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namespace gfx {
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namespace impl {
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class VRDisplayOpenVR : public VRDisplayHost
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{
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public:
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virtual void NotifyVSync() override;
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virtual VRHMDSensorState GetSensorState() override;
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void ZeroSensor() override;
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protected:
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virtual void StartPresentation() override;
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virtual void StopPresentation() override;
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#if defined(XP_WIN)
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virtual void SubmitFrame(mozilla::layers::TextureSourceD3D11* aSource,
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const IntSize& aSize,
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const VRHMDSensorState& aSensorState,
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const gfx::Rect& aLeftEyeRect,
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const gfx::Rect& aRightEyeRect) override;
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#endif
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public:
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explicit VRDisplayOpenVR(::vr::IVRSystem *aVRSystem,
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::vr::IVRChaperone *aVRChaperone,
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::vr::IVRCompositor *aVRCompositor);
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protected:
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virtual ~VRDisplayOpenVR();
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void Destroy();
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VRHMDSensorState GetSensorState(double timeOffset);
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// not owned by us; global from OpenVR
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::vr::IVRSystem *mVRSystem;
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::vr::IVRChaperone *mVRChaperone;
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::vr::IVRCompositor *mVRCompositor;
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bool mIsPresenting;
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void UpdateStageParameters();
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void PollEvents();
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};
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class VRControllerOpenVR : public VRControllerHost
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{
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public:
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explicit VRControllerOpenVR(dom::GamepadHand aHand, uint32_t aNumButtons,
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uint32_t aNumAxes, ::vr::ETrackedDeviceClass aDeviceType);
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void SetTrackedIndex(uint32_t aTrackedIndex);
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uint32_t GetTrackedIndex();
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float GetAxisMove(uint32_t aAxis);
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void SetAxisMove(uint32_t aAxis, float aValue);
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void SetTrigger(float aValue);
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float GetTrigger();
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void SetHand(dom::GamepadHand aHand);
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void VibrateHaptic(::vr::IVRSystem* aVRSystem,
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uint32_t aHapticIndex,
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double aIntensity,
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double aDuration,
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uint32_t aPromiseID);
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void StopVibrateHaptic();
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protected:
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virtual ~VRControllerOpenVR();
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private:
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void UpdateVibrateHaptic(::vr::IVRSystem* aVRSystem,
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uint32_t aHapticIndex,
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double aIntensity,
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double aDuration,
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uint64_t aVibrateIndex,
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uint32_t aPromiseID);
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void VibrateHapticComplete(uint32_t aPromiseID);
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// The index of tracked devices from ::vr::IVRSystem.
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uint32_t mTrackedIndex;
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float mTrigger;
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nsTArray<float> mAxisMove;
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nsCOMPtr<nsIThread> mVibrateThread;
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Atomic<bool> mIsVibrateStopped;
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};
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} // namespace impl
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class VRSystemManagerOpenVR : public VRSystemManager
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{
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public:
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static already_AddRefed<VRSystemManagerOpenVR> Create();
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virtual void Destroy() override;
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virtual void Shutdown() override;
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virtual void GetHMDs(nsTArray<RefPtr<VRDisplayHost> >& aHMDResult) override;
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virtual bool GetIsPresenting() override;
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virtual void HandleInput() override;
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virtual void GetControllers(nsTArray<RefPtr<VRControllerHost>>&
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aControllerResult) override;
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virtual void ScanForControllers() override;
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virtual void RemoveControllers() override;
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virtual void VibrateHaptic(uint32_t aControllerIdx,
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uint32_t aHapticIndex,
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double aIntensity,
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double aDuration,
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uint32_t aPromiseID) override;
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virtual void StopVibrateHaptic(uint32_t aControllerIdx) override;
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protected:
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VRSystemManagerOpenVR();
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private:
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void HandleButtonPress(uint32_t aControllerIdx,
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uint32_t aButton,
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uint64_t aButtonMask,
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uint64_t aButtonPressed,
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uint64_t aButtonTouched);
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void HandleTriggerPress(uint32_t aControllerIdx,
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uint32_t aButton,
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float aValue);
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void HandleAxisMove(uint32_t aControllerIdx, uint32_t aAxis,
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float aValue);
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void HandlePoseTracking(uint32_t aControllerIdx,
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const dom::GamepadPoseState& aPose,
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VRControllerHost* aController);
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dom::GamepadHand GetGamepadHandFromControllerRole(
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::vr::ETrackedControllerRole aRole);
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// there can only be one
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RefPtr<impl::VRDisplayOpenVR> mOpenVRHMD;
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nsTArray<RefPtr<impl::VRControllerOpenVR>> mOpenVRController;
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::vr::IVRSystem *mVRSystem;
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};
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} // namespace gfx
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} // namespace mozilla
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#endif /* GFX_VR_OPENVR_H */
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