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Implement DOM interfaces for the WebXR Core Module. Additional work to implement the WebXR Core Module are marked with TODO (Bug #) comments within the patch and must be landed before enabling the dom.vr.webxr.enabled flag. Differential Revision: https://phabricator.services.mozilla.com/D62369 --HG-- extra : moz-landing-system : lando
34 lines
1.1 KiB
C++
34 lines
1.1 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "XRNativeOriginLocal.h"
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namespace mozilla {
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namespace dom {
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XRNativeOriginLocal::XRNativeOriginLocal(VRDisplayClient* aDisplay)
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: mDisplay(aDisplay), mInitialPositionValid(false) {
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MOZ_ASSERT(aDisplay);
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}
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gfx::PointDouble3D XRNativeOriginLocal::GetPosition() {
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// Keep returning {0,0,0} until a position can be found
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if (!mInitialPositionValid) {
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const gfx::VRHMDSensorState& sensorState = mDisplay->GetSensorState();
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gfx::PointDouble3D origin;
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if (sensorState.flags & VRDisplayCapabilityFlags::Cap_Position) {
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mInitialPosition.x = sensorState.pose.position[0];
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mInitialPosition.y = sensorState.pose.position[1];
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mInitialPosition.z = sensorState.pose.position[2];
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mInitialPositionValid = true;
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}
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}
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return mInitialPosition;
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}
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} // namespace dom
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} // namespace mozilla
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