mirror of
https://github.com/mozilla/gecko-dev.git
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662 lines
27 KiB
C++
662 lines
27 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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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#include <math.h>
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#include "prlink.h"
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#include "prenv.h"
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#include "nsIGlobalObject.h"
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#include "nsRefPtrHashtable.h"
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#include "nsString.h"
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#include "mozilla/dom/GamepadHandle.h"
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#include "mozilla/dom/GamepadManager.h"
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#include "mozilla/dom/Gamepad.h"
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#include "mozilla/dom/XRSession.h"
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#include "mozilla/dom/XRInputSourceArray.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/Unused.h"
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#include "mozilla/StaticPrefs_dom.h"
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#include "mozilla/Telemetry.h"
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#include "mozilla/dom/WebXRBinding.h"
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#include "nsServiceManagerUtils.h"
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#ifdef XP_WIN
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# include "../layers/d3d11/CompositorD3D11.h"
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#endif
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#include "VRDisplayClient.h"
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#include "VRDisplayPresentation.h"
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#include "VRManagerChild.h"
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#include "VRLayerChild.h"
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using namespace mozilla;
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using namespace mozilla::gfx;
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using mozilla::dom::GamepadHandle;
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using mozilla::dom::GamepadHandleKind;
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VRDisplayClient::VRDisplayClient(const VRDisplayInfo& aDisplayInfo)
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: mDisplayInfo(aDisplayInfo),
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bLastEventWasMounted(false),
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bLastEventWasPresenting(false),
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mPresentationCount(0),
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mLastEventFrameId(0),
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mLastPresentingGeneration(0),
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mLastEventControllerState{},
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// For now WebVR is default to prevent a VRDisplay restore bug in WebVR
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// compatibility mode. See Bug 1630512
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mAPIMode(VRAPIMode::WebVR) {
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MOZ_COUNT_CTOR(VRDisplayClient);
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}
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VRDisplayClient::~VRDisplayClient() { MOZ_COUNT_DTOR(VRDisplayClient); }
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void VRDisplayClient::UpdateDisplayInfo(const VRDisplayInfo& aDisplayInfo) {
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mDisplayInfo = aDisplayInfo;
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FireEvents();
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}
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already_AddRefed<VRDisplayPresentation> VRDisplayClient::BeginPresentation(
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const nsTArray<mozilla::dom::VRLayer>& aLayers, uint32_t aGroup) {
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PresentationCreated();
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RefPtr<VRDisplayPresentation> presentation =
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new VRDisplayPresentation(this, aLayers, aGroup);
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return presentation.forget();
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}
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void VRDisplayClient::PresentationCreated() { ++mPresentationCount; }
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void VRDisplayClient::PresentationDestroyed() { --mPresentationCount; }
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void VRDisplayClient::SessionStarted(dom::XRSession* aSession) {
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PresentationCreated();
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MakePresentationGenerationCurrent();
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mSessions.AppendElement(aSession);
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}
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void VRDisplayClient::SessionEnded(dom::XRSession* aSession) {
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mSessions.RemoveElement(aSession);
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PresentationDestroyed();
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}
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void VRDisplayClient::StartFrame() {
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RefPtr<VRManagerChild> vm = VRManagerChild::Get();
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vm->RunFrameRequestCallbacks();
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nsTArray<RefPtr<dom::XRSession>> sessions;
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sessions.AppendElements(mSessions);
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for (auto session : sessions) {
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session->StartFrame();
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}
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}
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void VRDisplayClient::SetGroupMask(uint32_t aGroupMask) {
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VRManagerChild* vm = VRManagerChild::Get();
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vm->SendSetGroupMask(mDisplayInfo.mDisplayID, aGroupMask);
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}
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bool VRDisplayClient::IsPresentationGenerationCurrent() const {
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if (mLastPresentingGeneration !=
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mDisplayInfo.mDisplayState.presentingGeneration) {
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return false;
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}
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return true;
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}
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void VRDisplayClient::MakePresentationGenerationCurrent() {
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mLastPresentingGeneration = mDisplayInfo.mDisplayState.presentingGeneration;
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}
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gfx::VRAPIMode VRDisplayClient::GetXRAPIMode() const { return mAPIMode; }
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void VRDisplayClient::SetXRAPIMode(gfx::VRAPIMode aMode) {
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mAPIMode = aMode;
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Telemetry::Accumulate(Telemetry::WEBXR_API_MODE,
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static_cast<uint32_t>(mAPIMode));
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}
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void VRDisplayClient::FireEvents() {
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RefPtr<VRManagerChild> vm = VRManagerChild::Get();
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// Only fire these events for non-chrome VR sessions
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bool isPresenting = (mDisplayInfo.mPresentingGroups & kVRGroupContent) != 0;
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// Check if we need to trigger onVRDisplayPresentChange event
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if (bLastEventWasPresenting != isPresenting) {
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bLastEventWasPresenting = isPresenting;
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vm->FireDOMVRDisplayPresentChangeEvent(mDisplayInfo.mDisplayID);
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}
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// Check if we need to trigger onvrdisplayactivate event
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if (!bLastEventWasMounted && mDisplayInfo.mDisplayState.isMounted) {
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bLastEventWasMounted = true;
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if (StaticPrefs::dom_vr_autoactivate_enabled()) {
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vm->FireDOMVRDisplayMountedEvent(mDisplayInfo.mDisplayID);
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}
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}
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// Check if we need to trigger onvrdisplaydeactivate event
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if (bLastEventWasMounted && !mDisplayInfo.mDisplayState.isMounted) {
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bLastEventWasMounted = false;
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if (StaticPrefs::dom_vr_autoactivate_enabled()) {
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vm->FireDOMVRDisplayUnmountedEvent(mDisplayInfo.mDisplayID);
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}
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}
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if (mLastPresentingGeneration !=
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mDisplayInfo.mDisplayState.presentingGeneration) {
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mLastPresentingGeneration = mDisplayInfo.mDisplayState.presentingGeneration;
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vm->NotifyPresentationGenerationChanged(mDisplayInfo.mDisplayID);
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}
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// In WebXR spec, Gamepad instances returned by an XRInputSource's gamepad
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// attribute MUST NOT be included in the array returned by
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// navigator.getGamepads().
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if (mAPIMode == VRAPIMode::WebVR) {
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FireGamepadEvents();
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}
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// Update controller states into XRInputSourceArray.
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for (auto& session : mSessions) {
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dom::XRInputSourceArray* inputs = session->InputSources();
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if (inputs) {
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inputs->Update(session);
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}
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}
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// Check if we need to trigger VRDisplay.requestAnimationFrame
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if (mLastEventFrameId != mDisplayInfo.mFrameId) {
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mLastEventFrameId = mDisplayInfo.mFrameId;
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StartFrame();
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}
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}
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void VRDisplayClient::GamepadMappingForWebVR(
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VRControllerState& aControllerState) {
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auto triggerValue = aControllerState.triggerValue;
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const uint64_t buttonPressed = aControllerState.buttonPressed;
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const uint64_t buttonTouched = aControllerState.buttonTouched;
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auto SetTriggerValue = [&](uint64_t newSlot, uint64_t oldSlot) {
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aControllerState.triggerValue[newSlot] = triggerValue[oldSlot];
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};
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auto ShiftButtonBitForNewSlot = [&](uint64_t newSlot, uint64_t oldSlot,
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bool aIsTouch = false) {
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if (aIsTouch) {
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return ((buttonTouched & (1ULL << oldSlot)) != 0) * (1ULL << newSlot);
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}
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SetTriggerValue(newSlot, oldSlot);
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return ((buttonPressed & (1ULL << oldSlot)) != 0) * (1ULL << newSlot);
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};
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switch (aControllerState.type) {
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case VRControllerType::HTCVive:
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aControllerState.buttonPressed =
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ShiftButtonBitForNewSlot(1, 0) | ShiftButtonBitForNewSlot(2, 1) |
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ShiftButtonBitForNewSlot(0, 2) | ShiftButtonBitForNewSlot(3, 4);
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aControllerState.buttonTouched = ShiftButtonBitForNewSlot(0, 1, true) |
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ShiftButtonBitForNewSlot(2, 1, true) |
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ShiftButtonBitForNewSlot(0, 2, true) |
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ShiftButtonBitForNewSlot(3, 4, true);
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aControllerState.numButtons = 4;
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aControllerState.numAxes = 2;
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break;
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case VRControllerType::MSMR:
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aControllerState.buttonPressed =
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ShiftButtonBitForNewSlot(1, 0) | ShiftButtonBitForNewSlot(2, 1) |
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ShiftButtonBitForNewSlot(0, 2) | ShiftButtonBitForNewSlot(3, 3) |
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ShiftButtonBitForNewSlot(4, 4);
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aControllerState.buttonTouched = ShiftButtonBitForNewSlot(1, 0, true) |
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ShiftButtonBitForNewSlot(2, 1, true) |
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ShiftButtonBitForNewSlot(0, 2, true) |
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ShiftButtonBitForNewSlot(3, 3, true) |
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ShiftButtonBitForNewSlot(4, 4, true);
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aControllerState.numButtons = 5;
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aControllerState.numAxes = 4;
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break;
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case VRControllerType::HTCViveCosmos:
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aControllerState.buttonPressed =
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ShiftButtonBitForNewSlot(0, 0) | ShiftButtonBitForNewSlot(1, 1) |
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ShiftButtonBitForNewSlot(4, 3) | ShiftButtonBitForNewSlot(2, 4) |
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ShiftButtonBitForNewSlot(3, 5) | ShiftButtonBitForNewSlot(5, 6);
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aControllerState.buttonTouched = ShiftButtonBitForNewSlot(0, 0, true) |
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ShiftButtonBitForNewSlot(1, 1, true) |
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ShiftButtonBitForNewSlot(4, 3, true) |
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ShiftButtonBitForNewSlot(2, 4, true) |
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ShiftButtonBitForNewSlot(3, 5, true) |
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ShiftButtonBitForNewSlot(5, 6, true);
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aControllerState.axisValue[0] = aControllerState.axisValue[2];
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aControllerState.axisValue[1] = aControllerState.axisValue[3];
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aControllerState.numButtons = 6;
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aControllerState.numAxes = 2;
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break;
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case VRControllerType::HTCViveFocus:
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aControllerState.buttonPressed =
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ShiftButtonBitForNewSlot(0, 2) | ShiftButtonBitForNewSlot(1, 0);
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aControllerState.buttonTouched = ShiftButtonBitForNewSlot(0, 2, true) |
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ShiftButtonBitForNewSlot(1, 0, true);
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aControllerState.numButtons = 2;
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aControllerState.numAxes = 2;
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break;
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case VRControllerType::HTCViveFocusPlus: {
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aControllerState.buttonPressed = ShiftButtonBitForNewSlot(0, 2) |
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ShiftButtonBitForNewSlot(1, 0) |
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ShiftButtonBitForNewSlot(2, 1);
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aControllerState.buttonTouched = ShiftButtonBitForNewSlot(0, 2, true) |
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ShiftButtonBitForNewSlot(1, 0, true) |
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ShiftButtonBitForNewSlot(2, 1, true);
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aControllerState.numButtons = 3;
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aControllerState.numAxes = 2;
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static Matrix4x4 focusPlusTransform;
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Matrix4x4 originalMtx;
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if (focusPlusTransform.IsIdentity()) {
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focusPlusTransform.RotateX(-0.70f);
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focusPlusTransform.PostTranslate(0.0f, 0.0f, 0.01f);
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focusPlusTransform.Inverse();
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}
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gfx::Quaternion quat(aControllerState.pose.orientation[0],
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aControllerState.pose.orientation[1],
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aControllerState.pose.orientation[2],
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aControllerState.pose.orientation[3]);
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originalMtx.SetRotationFromQuaternion(quat);
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originalMtx._41 = aControllerState.pose.position[0];
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originalMtx._42 = aControllerState.pose.position[1];
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originalMtx._43 = aControllerState.pose.position[2];
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originalMtx = focusPlusTransform * originalMtx;
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gfx::Point3D pos, scale;
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originalMtx.Decompose(pos, quat, scale);
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aControllerState.pose.position[0] = pos.x;
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aControllerState.pose.position[1] = pos.y;
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aControllerState.pose.position[2] = pos.z;
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aControllerState.pose.orientation[0] = quat.x;
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aControllerState.pose.orientation[1] = quat.y;
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aControllerState.pose.orientation[2] = quat.z;
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aControllerState.pose.orientation[3] = quat.w;
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break;
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}
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case VRControllerType::OculusGo: {
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aControllerState.buttonPressed =
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ShiftButtonBitForNewSlot(0, 2) | ShiftButtonBitForNewSlot(1, 0);
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aControllerState.buttonTouched = ShiftButtonBitForNewSlot(0, 2, true) |
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ShiftButtonBitForNewSlot(1, 0, true);
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aControllerState.numButtons = 2;
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aControllerState.numAxes = 2;
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static Matrix4x4 goTransform;
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Matrix4x4 originalMtx;
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if (goTransform.IsIdentity()) {
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goTransform.RotateX(-0.60f);
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goTransform.Inverse();
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}
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gfx::Quaternion quat(aControllerState.pose.orientation[0],
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aControllerState.pose.orientation[1],
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aControllerState.pose.orientation[2],
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aControllerState.pose.orientation[3]);
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originalMtx.SetRotationFromQuaternion(quat);
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originalMtx._41 = aControllerState.pose.position[0];
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originalMtx._42 = aControllerState.pose.position[1];
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originalMtx._43 = aControllerState.pose.position[2];
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originalMtx = goTransform * originalMtx;
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gfx::Point3D pos, scale;
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originalMtx.Decompose(pos, quat, scale);
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aControllerState.pose.position[0] = pos.x;
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aControllerState.pose.position[1] = pos.y;
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aControllerState.pose.position[2] = pos.z;
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aControllerState.pose.orientation[0] = quat.x;
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aControllerState.pose.orientation[1] = quat.y;
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aControllerState.pose.orientation[2] = quat.z;
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aControllerState.pose.orientation[3] = quat.w;
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break;
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}
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case VRControllerType::OculusTouch:
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aControllerState.buttonPressed =
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ShiftButtonBitForNewSlot(0, 3) | ShiftButtonBitForNewSlot(1, 0) |
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ShiftButtonBitForNewSlot(2, 1) | ShiftButtonBitForNewSlot(3, 4) |
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ShiftButtonBitForNewSlot(4, 5) | ShiftButtonBitForNewSlot(5, 6);
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aControllerState.buttonTouched = ShiftButtonBitForNewSlot(0, 3, true) |
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ShiftButtonBitForNewSlot(1, 0, true) |
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ShiftButtonBitForNewSlot(2, 1, true) |
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ShiftButtonBitForNewSlot(3, 4, true) |
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ShiftButtonBitForNewSlot(4, 5, true) |
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ShiftButtonBitForNewSlot(5, 6, true);
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aControllerState.axisValue[0] = aControllerState.axisValue[2];
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aControllerState.axisValue[1] = aControllerState.axisValue[3];
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aControllerState.numButtons = 6;
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aControllerState.numAxes = 2;
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break;
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case VRControllerType::OculusTouch2:
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case VRControllerType::OculusTouch3: {
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aControllerState.buttonPressed =
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ShiftButtonBitForNewSlot(0, 3) | ShiftButtonBitForNewSlot(1, 0) |
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ShiftButtonBitForNewSlot(2, 1) | ShiftButtonBitForNewSlot(3, 4) |
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ShiftButtonBitForNewSlot(4, 5) | ShiftButtonBitForNewSlot(5, 6);
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aControllerState.buttonTouched = ShiftButtonBitForNewSlot(0, 3, true) |
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ShiftButtonBitForNewSlot(1, 0, true) |
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ShiftButtonBitForNewSlot(2, 1, true) |
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ShiftButtonBitForNewSlot(3, 4, true) |
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ShiftButtonBitForNewSlot(4, 5, true) |
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ShiftButtonBitForNewSlot(5, 6, true);
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aControllerState.axisValue[0] = aControllerState.axisValue[2];
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aControllerState.axisValue[1] = aControllerState.axisValue[3];
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aControllerState.numButtons = 6;
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aControllerState.numAxes = 2;
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static Matrix4x4 touchTransform;
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Matrix4x4 originalMtx;
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if (touchTransform.IsIdentity()) {
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touchTransform.RotateX(-0.77f);
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touchTransform.PostTranslate(0.0f, 0.0f, -0.025f);
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touchTransform.Inverse();
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}
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gfx::Quaternion quat(aControllerState.pose.orientation[0],
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aControllerState.pose.orientation[1],
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aControllerState.pose.orientation[2],
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aControllerState.pose.orientation[3]);
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originalMtx.SetRotationFromQuaternion(quat);
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originalMtx._41 = aControllerState.pose.position[0];
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originalMtx._42 = aControllerState.pose.position[1];
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originalMtx._43 = aControllerState.pose.position[2];
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originalMtx = touchTransform * originalMtx;
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gfx::Point3D pos, scale;
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originalMtx.Decompose(pos, quat, scale);
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aControllerState.pose.position[0] = pos.x;
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aControllerState.pose.position[1] = pos.y;
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aControllerState.pose.position[2] = pos.z;
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aControllerState.pose.orientation[0] = quat.x;
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aControllerState.pose.orientation[1] = quat.y;
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aControllerState.pose.orientation[2] = quat.z;
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aControllerState.pose.orientation[3] = quat.w;
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break;
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}
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case VRControllerType::ValveIndex:
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aControllerState.buttonPressed =
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ShiftButtonBitForNewSlot(1, 0) | ShiftButtonBitForNewSlot(2, 1) |
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ShiftButtonBitForNewSlot(0, 2) | ShiftButtonBitForNewSlot(5, 3) |
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ShiftButtonBitForNewSlot(3, 4) | ShiftButtonBitForNewSlot(4, 5) |
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ShiftButtonBitForNewSlot(6, 6) | ShiftButtonBitForNewSlot(7, 7) |
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ShiftButtonBitForNewSlot(8, 8) | ShiftButtonBitForNewSlot(9, 9);
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aControllerState.buttonTouched = ShiftButtonBitForNewSlot(1, 0, true) |
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ShiftButtonBitForNewSlot(2, 1, true) |
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ShiftButtonBitForNewSlot(0, 2, true) |
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ShiftButtonBitForNewSlot(5, 3, true) |
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ShiftButtonBitForNewSlot(3, 4, true) |
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ShiftButtonBitForNewSlot(4, 5, true) |
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ShiftButtonBitForNewSlot(6, 6, true) |
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ShiftButtonBitForNewSlot(7, 7, true) |
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ShiftButtonBitForNewSlot(8, 8, true) |
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ShiftButtonBitForNewSlot(9, 9, true);
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aControllerState.numButtons = 10;
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aControllerState.numAxes = 4;
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break;
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case VRControllerType::PicoGaze:
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aControllerState.buttonPressed = ShiftButtonBitForNewSlot(0, 0);
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aControllerState.buttonTouched = ShiftButtonBitForNewSlot(0, 0, true);
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aControllerState.numButtons = 1;
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aControllerState.numAxes = 0;
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break;
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case VRControllerType::PicoG2:
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aControllerState.buttonPressed =
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ShiftButtonBitForNewSlot(0, 2) | ShiftButtonBitForNewSlot(1, 0);
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aControllerState.buttonTouched = ShiftButtonBitForNewSlot(0, 2, true) |
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ShiftButtonBitForNewSlot(1, 0, true);
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aControllerState.numButtons = 2;
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aControllerState.numAxes = 2;
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break;
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case VRControllerType::PicoNeo2:
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aControllerState.buttonPressed =
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ShiftButtonBitForNewSlot(0, 3) | ShiftButtonBitForNewSlot(1, 0) |
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ShiftButtonBitForNewSlot(2, 1) | ShiftButtonBitForNewSlot(3, 4) |
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ShiftButtonBitForNewSlot(4, 5) | ShiftButtonBitForNewSlot(5, 6);
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aControllerState.buttonTouched = ShiftButtonBitForNewSlot(0, 3, true) |
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ShiftButtonBitForNewSlot(1, 0, true) |
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ShiftButtonBitForNewSlot(2, 1, true) |
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ShiftButtonBitForNewSlot(3, 4, true) |
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ShiftButtonBitForNewSlot(4, 5, true) |
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ShiftButtonBitForNewSlot(5, 6, true);
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aControllerState.axisValue[0] = aControllerState.axisValue[2];
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aControllerState.axisValue[1] = aControllerState.axisValue[3];
|
|
aControllerState.numButtons = 6;
|
|
aControllerState.numAxes = 2;
|
|
break;
|
|
default:
|
|
// Undefined controller types, we will keep its the same order.
|
|
break;
|
|
}
|
|
}
|
|
|
|
void VRDisplayClient::FireGamepadEvents() {
|
|
RefPtr<dom::GamepadManager> gamepadManager(dom::GamepadManager::GetService());
|
|
if (!gamepadManager) {
|
|
return;
|
|
}
|
|
for (int stateIndex = 0; stateIndex < kVRControllerMaxCount; stateIndex++) {
|
|
VRControllerState state = {}, lastState = {};
|
|
memcpy(&state, &mDisplayInfo.mControllerState[stateIndex],
|
|
sizeof(VRControllerState));
|
|
memcpy(&lastState, &mLastEventControllerState[stateIndex],
|
|
sizeof(VRControllerState));
|
|
GamepadMappingForWebVR(state);
|
|
GamepadMappingForWebVR(lastState);
|
|
|
|
uint32_t gamepadHandleValue =
|
|
mDisplayInfo.mDisplayID * kVRControllerMaxCount + stateIndex;
|
|
|
|
GamepadHandle gamepadHandle{gamepadHandleValue, GamepadHandleKind::VR};
|
|
|
|
bool bIsNew = false;
|
|
|
|
// Send events to notify that controllers are removed
|
|
if (state.controllerName[0] == '\0') {
|
|
// Controller is not present
|
|
if (lastState.controllerName[0] != '\0') {
|
|
// Controller has been removed
|
|
dom::GamepadRemoved info;
|
|
dom::GamepadChangeEventBody body(info);
|
|
dom::GamepadChangeEvent event(gamepadHandle, body);
|
|
gamepadManager->Update(event);
|
|
}
|
|
// Do not process any further events for removed controllers
|
|
continue;
|
|
}
|
|
|
|
// Send events to notify that new controllers are added
|
|
RefPtr<dom::Gamepad> existing = gamepadManager->GetGamepad(gamepadHandle);
|
|
// ControllerState in OpenVR action-based API gets delay to query btn and
|
|
// axis count. So, we need to check if they are more than zero.
|
|
if ((lastState.controllerName[0] == '\0' || !existing) &&
|
|
(state.numButtons > 0 || state.numAxes > 0)) {
|
|
dom::GamepadAdded info(NS_ConvertUTF8toUTF16(state.controllerName.data()),
|
|
dom::GamepadMappingType::_empty, state.hand,
|
|
mDisplayInfo.mDisplayID, state.numButtons,
|
|
state.numAxes, state.numHaptics, 0, 0);
|
|
dom::GamepadChangeEventBody body(info);
|
|
dom::GamepadChangeEvent event(gamepadHandle, body);
|
|
gamepadManager->Update(event);
|
|
bIsNew = true;
|
|
}
|
|
|
|
// Send events for handedness changes
|
|
if (state.hand != lastState.hand) {
|
|
dom::GamepadHandInformation info(state.hand);
|
|
dom::GamepadChangeEventBody body(info);
|
|
dom::GamepadChangeEvent event(gamepadHandle, body);
|
|
gamepadManager->Update(event);
|
|
}
|
|
|
|
// Send events for axis value changes
|
|
for (uint32_t axisIndex = 0; axisIndex < state.numAxes; axisIndex++) {
|
|
if (state.axisValue[axisIndex] != lastState.axisValue[axisIndex]) {
|
|
dom::GamepadAxisInformation info(axisIndex, state.axisValue[axisIndex]);
|
|
dom::GamepadChangeEventBody body(info);
|
|
dom::GamepadChangeEvent event(gamepadHandle, body);
|
|
gamepadManager->Update(event);
|
|
}
|
|
}
|
|
|
|
// Send events for trigger, touch, and button value changes
|
|
if (!bIsNew) {
|
|
// When a new controller is added, we do not emit button events for
|
|
// the initial state of the inputs.
|
|
for (uint32_t buttonIndex = 0; buttonIndex < state.numButtons;
|
|
buttonIndex++) {
|
|
bool bPressed = (state.buttonPressed & (1ULL << buttonIndex)) != 0;
|
|
bool bTouched = (state.buttonTouched & (1ULL << buttonIndex)) != 0;
|
|
bool bLastPressed =
|
|
(lastState.buttonPressed & (1ULL << buttonIndex)) != 0;
|
|
bool bLastTouched =
|
|
(lastState.buttonTouched & (1ULL << buttonIndex)) != 0;
|
|
|
|
if (state.triggerValue[buttonIndex] !=
|
|
lastState.triggerValue[buttonIndex] ||
|
|
bPressed != bLastPressed || bTouched != bLastTouched) {
|
|
dom::GamepadButtonInformation info(
|
|
buttonIndex, state.triggerValue[buttonIndex], bPressed, bTouched);
|
|
dom::GamepadChangeEventBody body(info);
|
|
dom::GamepadChangeEvent event(gamepadHandle, body);
|
|
gamepadManager->Update(event);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Send events for pose changes
|
|
// Note that VRPose is asserted to be a POD type so memcmp is safe
|
|
if (state.flags != lastState.flags ||
|
|
state.isPositionValid != lastState.isPositionValid ||
|
|
state.isOrientationValid != lastState.isOrientationValid ||
|
|
memcmp(&state.pose, &lastState.pose, sizeof(VRPose)) != 0) {
|
|
// Convert pose to GamepadPoseState
|
|
dom::GamepadPoseState poseState;
|
|
poseState.Clear();
|
|
poseState.flags = state.flags;
|
|
|
|
// Orientation values
|
|
poseState.isOrientationValid = state.isOrientationValid;
|
|
poseState.orientation[0] = state.pose.orientation[0];
|
|
poseState.orientation[1] = state.pose.orientation[1];
|
|
poseState.orientation[2] = state.pose.orientation[2];
|
|
poseState.orientation[3] = state.pose.orientation[3];
|
|
poseState.angularVelocity[0] = state.pose.angularVelocity[0];
|
|
poseState.angularVelocity[1] = state.pose.angularVelocity[1];
|
|
poseState.angularVelocity[2] = state.pose.angularVelocity[2];
|
|
poseState.angularAcceleration[0] = state.pose.angularAcceleration[0];
|
|
poseState.angularAcceleration[1] = state.pose.angularAcceleration[1];
|
|
poseState.angularAcceleration[2] = state.pose.angularAcceleration[2];
|
|
|
|
// Position values
|
|
poseState.isPositionValid = state.isPositionValid;
|
|
poseState.position[0] = state.pose.position[0];
|
|
poseState.position[1] = state.pose.position[1];
|
|
poseState.position[2] = state.pose.position[2];
|
|
poseState.linearVelocity[0] = state.pose.linearVelocity[0];
|
|
poseState.linearVelocity[1] = state.pose.linearVelocity[1];
|
|
poseState.linearVelocity[2] = state.pose.linearVelocity[2];
|
|
poseState.linearAcceleration[0] = state.pose.linearAcceleration[0];
|
|
poseState.linearAcceleration[1] = state.pose.linearAcceleration[1];
|
|
poseState.linearAcceleration[2] = state.pose.linearAcceleration[2];
|
|
|
|
// Send the event
|
|
dom::GamepadPoseInformation info(poseState);
|
|
dom::GamepadChangeEventBody body(info);
|
|
dom::GamepadChangeEvent event(gamepadHandle, body);
|
|
gamepadManager->Update(event);
|
|
}
|
|
}
|
|
|
|
mLastEventControllerState = mDisplayInfo.mControllerState;
|
|
}
|
|
|
|
const VRHMDSensorState& VRDisplayClient::GetSensorState() const {
|
|
return mDisplayInfo.GetSensorState();
|
|
}
|
|
|
|
bool VRDisplayClient::GetIsConnected() const {
|
|
return mDisplayInfo.GetIsConnected();
|
|
}
|
|
|
|
bool VRDisplayClient::IsPresenting() {
|
|
return mDisplayInfo.mPresentingGroups != 0;
|
|
}
|
|
|
|
void VRDisplayClient::NotifyDisconnected() {
|
|
mDisplayInfo.mDisplayState.isConnected = false;
|
|
}
|
|
|
|
void VRDisplayClient::UpdateSubmitFrameResult(
|
|
const VRSubmitFrameResultInfo& aResult) {
|
|
mSubmitFrameResult = aResult;
|
|
}
|
|
|
|
void VRDisplayClient::GetSubmitFrameResult(VRSubmitFrameResultInfo& aResult) {
|
|
aResult = mSubmitFrameResult;
|
|
}
|
|
|
|
void VRDisplayClient::StartVRNavigation() {
|
|
/**
|
|
* A VR-to-VR site navigation has started, notify VRManager
|
|
* so we don't drop out of VR during the transition
|
|
*/
|
|
VRManagerChild* vm = VRManagerChild::Get();
|
|
vm->SendStartVRNavigation(mDisplayInfo.mDisplayID);
|
|
}
|
|
|
|
void VRDisplayClient::StopVRNavigation(const TimeDuration& aTimeout) {
|
|
/**
|
|
* A VR-to-VR site navigation has ended and the new site
|
|
* has received a vrdisplayactivate event.
|
|
* Don't actually consider the navigation transition over
|
|
* until aTimeout has elapsed.
|
|
* This may be called multiple times, in which case the timeout
|
|
* should be reset to aTimeout.
|
|
* When aTimeout is TimeDuration(0), we should consider the
|
|
* transition immediately ended.
|
|
*/
|
|
VRManagerChild* vm = VRManagerChild::Get();
|
|
vm->SendStopVRNavigation(mDisplayInfo.mDisplayID, aTimeout);
|
|
}
|
|
|
|
bool VRDisplayClient::IsReferenceSpaceTypeSupported(
|
|
dom::XRReferenceSpaceType aType) const {
|
|
/**
|
|
* https://immersive-web.github.io/webxr/#reference-space-is-supported
|
|
*
|
|
* We do not yet support local or local-floor for inline sessions.
|
|
* This could be expanded if we later support WebXR for inline-ar
|
|
* sessions on Firefox Fenix.
|
|
*
|
|
* We do not yet support unbounded reference spaces.
|
|
*/
|
|
switch (aType) {
|
|
case dom::XRReferenceSpaceType::Viewer:
|
|
// Viewer is always supported, for both inline and immersive sessions
|
|
return true;
|
|
case dom::XRReferenceSpaceType::Local:
|
|
case dom::XRReferenceSpaceType::Local_floor:
|
|
// Local and Local_Floor are always supported for immersive sessions
|
|
return bool(mDisplayInfo.GetCapabilities() &
|
|
(VRDisplayCapabilityFlags::Cap_ImmersiveVR |
|
|
VRDisplayCapabilityFlags::Cap_ImmersiveAR));
|
|
case dom::XRReferenceSpaceType::Bounded_floor:
|
|
return bool(mDisplayInfo.GetCapabilities() &
|
|
VRDisplayCapabilityFlags::Cap_StageParameters);
|
|
default:
|
|
NS_WARNING(
|
|
"Unknown XRReferenceSpaceType passed to "
|
|
"VRDisplayClient::IsReferenceSpaceTypeSupported");
|
|
return false;
|
|
}
|
|
}
|