gecko-dev/gfx/vr/gfxVRPuppet.h

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/* -*- 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_PUPPET_H
#define GFX_VR_PUPPET_H
#include "nsTArray.h"
#include "mozilla/RefPtr.h"
#include "gfxVR.h"
namespace mozilla {
namespace gfx {
namespace impl {
class VRDisplayPuppet : public VRDisplayHost
{
public:
void SetDisplayInfo(const VRDisplayInfo& aDisplayInfo);
virtual void NotifyVSync() override;
void SetSensorState(const VRHMDSensorState& aSensorState);
void ZeroSensor() override;
protected:
virtual VRHMDSensorState GetSensorState() override;
virtual void StartPresentation() override;
virtual void StopPresentation() override;
#if defined(XP_WIN)
virtual bool SubmitFrame(mozilla::layers::TextureSourceD3D11* aSource,
const IntSize& aSize,
const gfx::Rect& aLeftEyeRect,
const gfx::Rect& aRightEyeRect) override;
#else
virtual bool SubmitFrame(mozilla::layers::TextureSourceOGL* aSource,
const IntSize& aSize,
const gfx::Rect& aLeftEyeRect,
const gfx::Rect& aRightEyeRect);
#endif // XP_WIN
public:
explicit VRDisplayPuppet();
protected:
virtual ~VRDisplayPuppet();
void Destroy();
bool mIsPresenting;
private:
#if defined(XP_WIN)
bool UpdateConstantBuffers();
RefPtr<ID3D11Device> mDevice;
RefPtr<ID3D11DeviceContext> mContext;
ID3D11VertexShader* mQuadVS;
ID3D11PixelShader* mQuadPS;
RefPtr<ID3D11SamplerState> mLinearSamplerState;
layers::VertexShaderConstants mVSConstants;
layers::PixelShaderConstants mPSConstants;
RefPtr<ID3D11Buffer> mVSConstantBuffer;
RefPtr<ID3D11Buffer> mPSConstantBuffer;
RefPtr<ID3D11Buffer> mVertexBuffer;
RefPtr<ID3D11InputLayout> mInputLayout;
#endif
VRHMDSensorState mSensorState;
};
class VRControllerPuppet : public VRControllerHost
{
public:
explicit VRControllerPuppet(dom::GamepadHand aHand, uint32_t aDisplayID);
void SetButtonPressState(uint32_t aButton, bool aPressed);
uint64_t GetButtonPressState();
void SetButtonTouchState(uint32_t aButton, bool aTouched);
uint64_t GetButtonTouchState();
void SetAxisMoveState(uint32_t aAxis, double aValue);
double GetAxisMoveState(uint32_t aAxis);
void SetPoseMoveState(const dom::GamepadPoseState& aPose);
const dom::GamepadPoseState& GetPoseMoveState();
float GetAxisMove(uint32_t aAxis);
void SetAxisMove(uint32_t aAxis, float aValue);
protected:
virtual ~VRControllerPuppet();
private:
uint64_t mButtonPressState;
uint64_t mButtonTouchState;
float mAxisMoveState[3];
float mAxisMove[3];
dom::GamepadPoseState mPoseState;
};
} // namespace impl
class VRSystemManagerPuppet : public VRSystemManager
{
public:
static already_AddRefed<VRSystemManagerPuppet> Create();
virtual void Destroy() override;
virtual void Shutdown() override;
virtual bool GetHMDs(nsTArray<RefPtr<VRDisplayHost>>& aHMDResult) override;
virtual bool GetIsPresenting() override;
virtual void HandleInput() override;
virtual void GetControllers(nsTArray<RefPtr<VRControllerHost>>&
aControllerResult) override;
virtual void ScanForControllers() override;
virtual void RemoveControllers() override;
virtual void VibrateHaptic(uint32_t aControllerIdx,
uint32_t aHapticIndex,
double aIntensity,
double aDuration,
uint32_t aPromiseID) override;
virtual void StopVibrateHaptic(uint32_t aControllerIdx) override;
protected:
VRSystemManagerPuppet();
private:
void HandleButtonPress(uint32_t aControllerIdx,
uint32_t aButton,
uint64_t aButtonMask,
uint64_t aButtonPressed,
uint64_t aButtonTouched);
void HandleAxisMove(uint32_t aControllerIndex, uint32_t aAxis,
float aValue);
void HandlePoseTracking(uint32_t aControllerIndex,
const dom::GamepadPoseState& aPose,
VRControllerHost* aController);
// there can only be one
RefPtr<impl::VRDisplayPuppet> mPuppetHMD;
nsTArray<RefPtr<impl::VRControllerPuppet>> mPuppetController;
};
} // namespace gfx
} // namespace mozilla
#endif /* GFX_VR_PUPPET_H*/