gecko-dev/gfx/vr/ipc/VRManagerParent.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: sw=2 ts=8 et :
*/
/* 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 MOZILLA_GFX_VR_VRMANAGERPARENT_H
#define MOZILLA_GFX_VR_VRMANAGERPARENT_H
#include "mozilla/layers/CompositableTransactionParent.h"
#include "mozilla/layers/CompositorThread.h" // for CompositorThreadHolder
#include "mozilla/gfx/PVRManagerParent.h" // for PVRManagerParent
#include "mozilla/gfx/PVRLayerParent.h" // for PVRLayerParent
#include "mozilla/ipc/ProtocolUtils.h" // for IToplevelProtocol
#include "mozilla/TimeStamp.h" // for TimeStamp
#include "gfxVR.h" // for VRFieldOfView
namespace mozilla {
using namespace layers;
namespace gfx {
class VRManager;
namespace impl {
class VRDisplayPuppet;
class VRControllerPuppet;
} // namespace impl
class VRManagerParent final : public PVRManagerParent
, public HostIPCAllocator
, public ShmemAllocator
{
public:
explicit VRManagerParent(ProcessId aChildProcessId, bool aIsContentChild);
static VRManagerParent* CreateSameProcess();
static bool CreateForGPUProcess(Endpoint<PVRManagerParent>&& aEndpoint);
static bool CreateForContent(Endpoint<PVRManagerParent>&& aEndpoint);
virtual base::ProcessId GetChildProcessId() override;
// ShmemAllocator
virtual ShmemAllocator* AsShmemAllocator() override { return this; }
virtual bool AllocShmem(size_t aSize,
ipc::SharedMemory::SharedMemoryType aType,
ipc::Shmem* aShmem) override;
virtual bool AllocUnsafeShmem(size_t aSize,
ipc::SharedMemory::SharedMemoryType aType,
ipc::Shmem* aShmem) override;
virtual void DeallocShmem(ipc::Shmem& aShmem) override;
virtual bool IsSameProcess() const override;
bool HaveEventListener();
bool HaveControllerListener();
virtual void NotifyNotUsed(PTextureParent* aTexture, uint64_t aTransactionId) override;
virtual void SendAsyncMessage(const InfallibleTArray<AsyncParentMessageData>& aMessage) override;
bool SendGamepadUpdate(const GamepadChangeEvent& aGamepadEvent);
bool SendReplyGamepadVibrateHaptic(const uint32_t& aPromiseID);
protected:
~VRManagerParent();
virtual PTextureParent* AllocPTextureParent(const SurfaceDescriptor& aSharedData,
const LayersBackend& aLayersBackend,
const TextureFlags& aFlags,
const uint64_t& aSerial) override;
virtual bool DeallocPTextureParent(PTextureParent* actor) override;
virtual PVRLayerParent* AllocPVRLayerParent(const uint32_t& aDisplayID,
const float& aLeftEyeX,
const float& aLeftEyeY,
const float& aLeftEyeWidth,
const float& aLeftEyeHeight,
const float& aRightEyeX,
const float& aRightEyeY,
const float& aRightEyeWidth,
const float& aRightEyeHeight,
const uint32_t& aGroup) override;
virtual bool DeallocPVRLayerParent(PVRLayerParent* actor) override;
virtual void ActorDestroy(ActorDestroyReason why) override;
void OnChannelConnected(int32_t pid) override;
virtual mozilla::ipc::IPCResult RecvRefreshDisplays() override;
virtual mozilla::ipc::IPCResult RecvResetSensor(const uint32_t& aDisplayID) override;
virtual mozilla::ipc::IPCResult RecvSetGroupMask(const uint32_t& aDisplayID, const uint32_t& aGroupMask) override;
virtual mozilla::ipc::IPCResult RecvSetHaveEventListener(const bool& aHaveEventListener) override;
virtual mozilla::ipc::IPCResult RecvControllerListenerAdded() override;
virtual mozilla::ipc::IPCResult RecvControllerListenerRemoved() override;
virtual mozilla::ipc::IPCResult RecvVibrateHaptic(const uint32_t& aControllerIdx, const uint32_t& aHapticIndex,
const double& aIntensity, const double& aDuration, const uint32_t& aPromiseID) override;
virtual mozilla::ipc::IPCResult RecvStopVibrateHaptic(const uint32_t& aControllerIdx) override;
virtual mozilla::ipc::IPCResult RecvCreateVRTestSystem() override;
virtual mozilla::ipc::IPCResult RecvCreateVRServiceTestDisplay(const nsCString& aID, const uint32_t& aPromiseID) override;
virtual mozilla::ipc::IPCResult RecvCreateVRServiceTestController(const nsCString& aID, const uint32_t& aPromiseID) override;
virtual mozilla::ipc::IPCResult RecvSetDisplayInfoToMockDisplay(const uint32_t& aDeviceID,
const VRDisplayInfo& aDisplayInfo) override;
virtual mozilla::ipc::IPCResult RecvSetSensorStateToMockDisplay(const uint32_t& aDeviceID,
const VRHMDSensorState& aSensorState) override;
virtual mozilla::ipc::IPCResult RecvNewButtonEventToMockController(const uint32_t& aDeviceID, const long& aButton,
const bool& aPressed) override;
virtual mozilla::ipc::IPCResult RecvNewAxisMoveEventToMockController(const uint32_t& aDeviceID, const long& aAxis,
const double& aValue) override;
virtual mozilla::ipc::IPCResult RecvNewPoseMoveToMockController(const uint32_t& aDeviceID, const GamepadPoseState& pose) override;
private:
void RegisterWithManager();
void UnregisterFromManager();
void Bind(Endpoint<PVRManagerParent>&& aEndpoint);
static void RegisterVRManagerInCompositorThread(VRManagerParent* aVRManager);
void DeferredDestroy();
// This keeps us alive until ActorDestroy(), at which point we do a
// deferred destruction of ourselves.
RefPtr<VRManagerParent> mSelfRef;
// Keep the compositor thread alive, until we have destroyed ourselves.
RefPtr<layers::CompositorThreadHolder> mCompositorThreadHolder;
// Keep the VRManager alive, until we have destroyed ourselves.
RefPtr<VRManager> mVRManagerHolder;
nsRefPtrHashtable<nsUint32HashKey, impl::VRDisplayPuppet> mVRDisplayTests;
nsRefPtrHashtable<nsUint32HashKey, impl::VRControllerPuppet> mVRControllerTests;
uint32_t mDisplayTestID;
uint32_t mControllerTestID;
bool mHaveEventListener;
bool mHaveControllerListener;
bool mIsContentChild;
};
} // namespace mozilla
} // namespace gfx
#endif // MOZILLA_GFX_VR_VRMANAGERPARENT_H