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106 lines
3.1 KiB
C++
106 lines
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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_DISPLAY_CLIENT_H
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#define GFX_VR_DISPLAY_CLIENT_H
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#include "gfxVR.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/RefPtr.h"
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#include "mozilla/dom/VRDisplayBinding.h"
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#include "nsCOMPtr.h"
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#include <array>
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namespace mozilla {
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namespace dom {
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enum class XRReferenceSpaceType : uint8_t;
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class XRSession;
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} // namespace dom
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namespace gfx {
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class VRDisplayPresentation;
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class VRManagerChild;
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class VRDisplayClient {
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public:
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(VRDisplayClient)
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explicit VRDisplayClient(const VRDisplayInfo& aDisplayInfo);
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MOZ_CAN_RUN_SCRIPT void UpdateDisplayInfo(const VRDisplayInfo& aDisplayInfo);
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void UpdateSubmitFrameResult(const VRSubmitFrameResultInfo& aResult);
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const VRDisplayInfo& GetDisplayInfo() const { return mDisplayInfo; }
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virtual const VRHMDSensorState& GetSensorState() const;
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void GetSubmitFrameResult(VRSubmitFrameResultInfo& aResult);
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already_AddRefed<VRDisplayPresentation> BeginPresentation(
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const nsTArray<dom::VRLayer>& aLayers, uint32_t aGroup);
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void PresentationCreated();
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void PresentationDestroyed();
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void SessionStarted(dom::XRSession* aSession);
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void SessionEnded(dom::XRSession* aSession);
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bool GetIsConnected() const;
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void NotifyDisconnected();
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void SetGroupMask(uint32_t aGroupMask);
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bool IsPresentationGenerationCurrent() const;
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void MakePresentationGenerationCurrent();
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void StartVRNavigation();
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void StopVRNavigation(const TimeDuration& aTimeout);
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bool IsPresenting();
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bool IsReferenceSpaceTypeSupported(dom::XRReferenceSpaceType aType) const;
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gfx::VRAPIMode GetXRAPIMode() const;
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void SetXRAPIMode(gfx::VRAPIMode aMode);
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protected:
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virtual ~VRDisplayClient();
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MOZ_CAN_RUN_SCRIPT void FireEvents();
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void FireGamepadEvents();
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MOZ_CAN_RUN_SCRIPT void StartFrame();
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VRDisplayInfo mDisplayInfo;
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bool bLastEventWasMounted;
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bool bLastEventWasPresenting;
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int mPresentationCount;
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uint64_t mLastEventFrameId;
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uint32_t mLastPresentingGeneration;
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// Difference between mDisplayInfo.mControllerState and
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// mLastEventControllerState determines what gamepad events to fire when
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// updated.
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std::array<VRControllerState, kVRControllerMaxCount>
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mLastEventControllerState;
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/**
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* mSessions is cleared in VRDisplayClient::SessionEnded.
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* SessionEnded is guaranteed to be called by every XRSession
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* when it is shutdown explicitly with the WebXR XRSession.end
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* call, when all JS references on the XRSession are released, or
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* when the window is closed.
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*/
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nsTArray<RefPtr<dom::XRSession>> mSessions;
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private:
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void GamepadMappingForWebVR(VRControllerState& aControllerState);
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VRSubmitFrameResultInfo mSubmitFrameResult;
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gfx::VRAPIMode mAPIMode;
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};
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} // namespace gfx
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} // namespace mozilla
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#endif /* GFX_VR_DISPLAY_CLIENT_H */
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