PVRManager.ipdl - mozsearch

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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/. */

include LayersSurfaces;

include protocol PVRLayer;

include LayersMessages;

include GamepadEventTypes;

include "VRMessageUtils.h";

include "VRManagerParent.h";

include "VRManagerChild.h";

using struct mozilla::gfx::VRFieldOfView from "gfxVR.h";

using struct mozilla::gfx::VRDisplayInfo from "gfxVR.h";

using struct mozilla::gfx::VRSensorUpdate from "gfxVR.h";

using struct mozilla::gfx::VRHMDSensorState from "gfxVR.h";

using struct mozilla::gfx::VRControllerInfo from "gfxVR.h";

using struct mozilla::gfx::VRSubmitFrameResultInfo from "gfxVR.h";

using mozilla::gfx::VRDisplayCapabilityFlags from "moz_external_vr.h";

using mozilla::layers::LayersBackend from "mozilla/layers/LayersTypes.h";

using mozilla::layers::TextureFlags from "mozilla/layers/CompositorTypes.h";

using mozilla::dom::GamepadHandle from "mozilla/dom/GamepadHandle.h";

namespace mozilla {

namespace gfx {

/**

 * The PVRManager protocol is used to enable communication of VR display

 * enumeration and sensor state between the compositor thread and

 * content threads/processes.

*/

[NeedsOtherPid, ChildImpl="VRManagerChild", ParentImpl="VRManagerParent", ParentProc=compositor, ChildProc=anydom]

sync protocol PVRManager

  manages PVRLayer;

parent:

  async PVRLayer(uint32_t aDisplayID, uint32_t aGroup);

  // Detect runtime capabilities.  This will return the presense of VR and/or AR

  // runtime software, without enumerating or activating any hardware devices.

  async DetectRuntimes();

  // (Re)Enumerate VR Displays.  An updated list of VR displays will be returned

  // asynchronously to children via UpdateDisplayInfo.

  async RefreshDisplays();

  async SetGroupMask(uint32_t aDisplayID, uint32_t aGroupMask);

  async SetHaveEventListener(bool aHaveEventListener);

  async ControllerListenerAdded();

  async ControllerListenerRemoved();

  async VibrateHaptic(GamepadHandle aGamepadHandle, uint32_t aHapticIndex,

                      double aIntensity, double aDuration, uint32_t aPromiseID);

  async StopVibrateHaptic(GamepadHandle aGamepadHandle);

  async StartVRNavigation(uint32_t aDeviceID);

  async StopVRNavigation(uint32_t aDeviceID, TimeDuration aDuration);

  async StartActivity();

  async StopActivity();

  async RunPuppet(uint64_t[] buffer);

  async ResetPuppet();

child:

  // Notify children of updated VR display enumeration and details.  This will

  // be sent to all children when the parent receives RefreshDisplays, even

  // if no changes have been detected.  This ensures that Promises exposed

  // through DOM calls are always resolved.

  async UpdateDisplayInfo(VRDisplayInfo aDisplayInfo);

  async UpdateRuntimeCapabilities(VRDisplayCapabilityFlags aCapabilities);

  async ReplyGamepadVibrateHaptic(uint32_t aPromiseID);

  async NotifyPuppetCommandBufferCompleted(bool aSuccess);

  async NotifyPuppetResetComplete();

  async __delete__();

};

} // gfx

} // mozilla