зеркало из https://github.com/mozilla/gecko-dev.git
116 строки
3.3 KiB
C++
116 строки
3.3 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_DISPLAY_HOST_H
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#define GFX_VR_DISPLAY_HOST_H
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#include "gfxVR.h"
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#include "nsTArray.h"
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#include "nsString.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/Atomics.h"
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#include "mozilla/EnumeratedArray.h"
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#include "mozilla/TimeStamp.h"
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#include "mozilla/TypedEnumBits.h"
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#include "mozilla/dom/GamepadPoseState.h"
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namespace mozilla {
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namespace layers {
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class PTextureParent;
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#if defined(XP_WIN)
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class TextureSourceD3D11;
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#endif
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} // namespace layers
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namespace gfx {
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class VRLayerParent;
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class VRDisplayHost {
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public:
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(VRDisplayHost)
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const VRDisplayInfo& GetDisplayInfo() const { return mDisplayInfo; }
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void AddLayer(VRLayerParent* aLayer);
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void RemoveLayer(VRLayerParent* aLayer);
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virtual void ZeroSensor() = 0;
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virtual void StartPresentation() = 0;
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virtual void StopPresentation() = 0;
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virtual void NotifyVSync();
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void StartFrame();
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void SubmitFrame(VRLayerParent* aLayer,
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mozilla::layers::PTextureParent* aTexture,
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const gfx::Rect& aLeftEyeRect,
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const gfx::Rect& aRightEyeRect);
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bool CheckClearDisplayInfoDirty();
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void SetGroupMask(uint32_t aGroupMask);
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bool GetIsConnected();
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protected:
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explicit VRDisplayHost(VRDeviceType aType);
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virtual ~VRDisplayHost();
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#if defined(XP_WIN)
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// Subclasses should override this SubmitFrame function.
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// Returns true if the SubmitFrame call will block as necessary
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// to control timing of the next frame and throttle the render loop
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// for the needed framerate.
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virtual bool SubmitFrame(mozilla::layers::TextureSourceD3D11* aSource,
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const IntSize& aSize,
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const gfx::Rect& aLeftEyeRect,
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const gfx::Rect& aRightEyeRect) = 0;
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#endif
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VRDisplayInfo mDisplayInfo;
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nsTArray<RefPtr<VRLayerParent>> mLayers;
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// Weak reference to mLayers entries are cleared in
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// VRLayerParent destructor
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protected:
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virtual VRHMDSensorState GetSensorState() = 0;
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private:
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VRDisplayInfo mLastUpdateDisplayInfo;
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TimeStamp mLastFrameStart;
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};
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class VRControllerHost {
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public:
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(VRControllerHost)
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const VRControllerInfo& GetControllerInfo() const;
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void SetButtonPressed(uint64_t aBit);
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uint64_t GetButtonPressed();
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void SetButtonTouched(uint64_t aBit);
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uint64_t GetButtonTouched();
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void SetPose(const dom::GamepadPoseState& aPose);
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const dom::GamepadPoseState& GetPose();
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dom::GamepadHand GetHand();
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void SetVibrateIndex(uint64_t aIndex);
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uint64_t GetVibrateIndex();
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protected:
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explicit VRControllerHost(VRDeviceType aType);
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virtual ~VRControllerHost();
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VRControllerInfo mControllerInfo;
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// The current button pressed bit of button mask.
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uint64_t mButtonPressed;
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// The current button touched bit of button mask.
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uint64_t mButtonTouched;
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uint64_t mVibrateIndex;
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dom::GamepadPoseState mPose;
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};
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} // namespace gfx
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} // namespace mozilla
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#endif /* GFX_VR_DISPLAY_HOST_H */
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