kinect/codes/Azure-Kinect-Samples/body-tracking-samples/sample_unity_bodytracking/Assets/Scripts/BackgroundDataProvider.cs

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2024-03-06 18:05:53 +00:00
using System;
using System.Threading;
using System.Threading.Tasks;
public abstract class BackgroundDataProvider:IDisposable
{
private BackgroundData m_frameBackgroundData = new BackgroundData();
private bool m_latest = false;
object m_lockObj = new object();
public bool IsRunning { get; set; } = false;
private CancellationTokenSource _cancellationTokenSource;
private CancellationToken _token;
public BackgroundDataProvider(int id)
{
#if UNITY_EDITOR
UnityEditor.EditorApplication.quitting += OnEditorClose;
#endif
_cancellationTokenSource = new CancellationTokenSource();
_token = _cancellationTokenSource.Token;
Task.Run(() => RunBackgroundThreadAsync(id, _token));
}
private void OnEditorClose()
{
Dispose();
}
protected abstract void RunBackgroundThreadAsync(int id, CancellationToken token);
public void SetCurrentFrameData(ref BackgroundData currentFrameData)
{
lock (m_lockObj)
{
var temp = currentFrameData;
currentFrameData = m_frameBackgroundData;
m_frameBackgroundData = temp;
m_latest = true;
}
}
public bool GetCurrentFrameData(ref BackgroundData dataBuffer)
{
lock (m_lockObj)
{
var temp = dataBuffer;
dataBuffer = m_frameBackgroundData;
m_frameBackgroundData = temp;
bool result = m_latest;
m_latest = false;
return result;
}
}
public void Dispose()
{
#if UNITY_EDITOR
UnityEditor.EditorApplication.quitting -= OnEditorClose;
#endif
_cancellationTokenSource?.Cancel();
_cancellationTokenSource?.Dispose();
_cancellationTokenSource = null;
}
}