67 lines
2.4 KiB
C#
67 lines
2.4 KiB
C#
using System;
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using System.Collections.Generic;
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namespace UnityEngine.XR.OpenXR.Samples.ControllerSampleXRInput
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{
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public class AutomaticTrackingModeChangerXRInput : MonoBehaviour
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{
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[SerializeField]
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float m_ChangeInterval = 5.0f;
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private float m_TimeRemainingTillChange;
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static List<XRInputSubsystem> s_InputSubsystems = new List<XRInputSubsystem>();
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static List<TrackingOriginModeFlags> s_SupportedTrackingOriginModes = new List<TrackingOriginModeFlags>();
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void OnEnable()
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{
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m_TimeRemainingTillChange = m_ChangeInterval;
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}
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void Update()
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{
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m_TimeRemainingTillChange -= Time.deltaTime;
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if (m_TimeRemainingTillChange <= 0.0f)
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{
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List<XRInputSubsystem> inputSubsystems = new List<XRInputSubsystem>();
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SubsystemManager.GetSubsystems(inputSubsystems);
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XRInputSubsystem subsystem = inputSubsystems?[0];
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if (subsystem != null)
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{
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UpdateSupportedTrackingOriginModes(subsystem);
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SetToNextMode(subsystem);
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}
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m_TimeRemainingTillChange += m_ChangeInterval;
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}
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}
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void UpdateSupportedTrackingOriginModes(XRInputSubsystem subsystem)
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{
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TrackingOriginModeFlags supportedOriginModes = subsystem.GetSupportedTrackingOriginModes();
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s_SupportedTrackingOriginModes.Clear();
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for (int i = 0; i < 31; i++)
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{
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uint modeToCheck = 1u << i;
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if ((modeToCheck & ((UInt32)supportedOriginModes)) != 0)
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{
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s_SupportedTrackingOriginModes.Add((TrackingOriginModeFlags)modeToCheck);
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}
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}
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}
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void SetToNextMode(XRInputSubsystem subsystem)
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{
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TrackingOriginModeFlags currentOriginMode = subsystem.GetTrackingOriginMode();
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for (int i = 0; i < s_SupportedTrackingOriginModes.Count; i++)
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{
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if (currentOriginMode == s_SupportedTrackingOriginModes[i])
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{
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int nextModeIndex = (i + 1) % s_SupportedTrackingOriginModes.Count;
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subsystem.TrySetTrackingOriginMode(s_SupportedTrackingOriginModes[nextModeIndex]);
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break;
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}
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}
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}
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}
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}
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