1 files changed, 121 insertions, 0 deletions
diff --git a/gfx/vr/ipc/VRManagerParent.h b/gfx/vr/ipc/VRManagerParent.h
new file mode 100644
index 0000000000..db55356324
--- /dev/null
+++ b/gfx/vr/ipc/VRManagerParent.h
@@ -0,0 +1,121 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/dom/ipc/IdType.h"
+#include "mozilla/layers/CompositorThread.h"  // for CompositorThreadHolder
+#include "mozilla/layers/CompositableTransactionParent.h"  // need?
+#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;
+
+class VRManagerParent final : public PVRManagerParent {
+  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(VRManagerParent, final);
+
+  friend class PVRManagerParent;
+
+ public:
+  explicit VRManagerParent(ProcessId aChildProcessId,
+                           dom::ContentParentId aChildId, bool aIsContentChild);
+
+  static already_AddRefed<VRManagerParent> CreateSameProcess();
+  static bool CreateForGPUProcess(Endpoint<PVRManagerParent>&& aEndpoint);
+  static bool CreateForContent(Endpoint<PVRManagerParent>&& aEndpoint,
+                               dom::ContentParentId aChildId);
+  static void Shutdown();
+
+  bool IsSameProcess() const;
+  bool HaveEventListener();
+  bool HaveControllerListener();
+  bool GetVRActiveStatus();
+  bool SendReplyGamepadVibrateHaptic(const uint32_t& aPromiseID);
+
+ protected:
+  ~VRManagerParent();
+
+  PVRLayerParent* AllocPVRLayerParent(const uint32_t& aDisplayID,
+                                      const uint32_t& aGroup);
+  bool DeallocPVRLayerParent(PVRLayerParent* actor);
+
+  virtual void ActorDestroy(ActorDestroyReason why) override;
+
+  mozilla::ipc::IPCResult RecvDetectRuntimes();
+  mozilla::ipc::IPCResult RecvRefreshDisplays();
+  mozilla::ipc::IPCResult RecvSetGroupMask(const uint32_t& aDisplayID,
+                                           const uint32_t& aGroupMask);
+  mozilla::ipc::IPCResult RecvSetHaveEventListener(
+      const bool& aHaveEventListener);
+  mozilla::ipc::IPCResult RecvControllerListenerAdded();
+  mozilla::ipc::IPCResult RecvControllerListenerRemoved();
+  mozilla::ipc::IPCResult RecvVibrateHaptic(
+      const mozilla::dom::GamepadHandle& aGamepadHandle,
+      const uint32_t& aHapticIndex, const double& aIntensity,
+      const double& aDuration, const uint32_t& aPromiseID);
+  mozilla::ipc::IPCResult RecvStopVibrateHaptic(
+      const mozilla::dom::GamepadHandle& aGamepadHandle);
+  mozilla::ipc::IPCResult RecvStartVRNavigation(const uint32_t& aDeviceID);
+  mozilla::ipc::IPCResult RecvStopVRNavigation(const uint32_t& aDeviceID,
+                                               const TimeDuration& aTimeout);
+  mozilla::ipc::IPCResult RecvStartActivity();
+  mozilla::ipc::IPCResult RecvStopActivity();
+
+  mozilla::ipc::IPCResult RecvRunPuppet(const nsTArray<uint64_t>& aBuffer);
+  mozilla::ipc::IPCResult RecvResetPuppet();
+
+ private:
+  void RegisterWithManager();
+  void UnregisterFromManager();
+
+  void Bind(Endpoint<PVRManagerParent>&& aEndpoint);
+
+  static void RegisterVRManagerInCompositorThread(VRManagerParent* aVRManager);
+
+  // Keep the compositor thread alive, until we have destroyed ourselves.
+  RefPtr<CompositorThreadHolder> mCompositorThreadHolder;
+
+  // Keep the VRManager alive, until we have destroyed ourselves.
+  RefPtr<VRManager> mVRManagerHolder;
+  dom::ContentParentId mChildId;
+  bool mHaveEventListener;
+  bool mHaveControllerListener;
+  bool mIsContentChild;
+
+  // When VR tabs are switched the background, we won't need to
+  // initialize its session in VRService thread.
+  bool mVRActiveStatus;
+};
+
+class VRManagerPromise final {
+  friend class VRManager;
+
+ public:
+  explicit VRManagerPromise(RefPtr<VRManagerParent> aParent,
+                            uint32_t aPromiseID)
+      : mParent(aParent), mPromiseID(aPromiseID) {}
+  ~VRManagerPromise() { mParent = nullptr; }
+  bool operator==(const VRManagerPromise& aOther) const {
+    return mParent == aOther.mParent && mPromiseID == aOther.mPromiseID;
+  }
+
+ private:
+  RefPtr<VRManagerParent> mParent;
+  uint32_t mPromiseID;
+};
+
+}  // namespace gfx
+}  // namespace mozilla
+
+#endif  // MOZILLA_GFX_VR_VRMANAGERPARENT_H