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MaiDXR/Assets/Oculus/VR/Editor/OVRSystemProfilerPanel.cs
2022-08-20 21:35:57 +02:00

736 lines
21 KiB
C#

/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
* All rights reserved.
*
* Licensed under the Oculus SDK License Agreement (the "License");
* you may not use the Oculus SDK except in compliance with the License,
* which is provided at the time of installation or download, or which
* otherwise accompanies this software in either electronic or hard copy form.
*
* You may obtain a copy of the License at
*
* https://developer.oculus.com/licenses/oculussdk/
*
* Unless required by applicable law or agreed to in writing, the Oculus SDK
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using System.Collections.Generic;
using System;
using System.Reflection;
using UnityEngine;
using UnityEditor;
using System.Text;
using System.IO;
public class OVRSystemProfilerPanel : EditorWindow {
[MenuItem("Oculus/Tools/(Deprecated) Oculus Profiler Panel", false, 200000)]
public static void ShowWindow()
{
EditorWindow.GetWindow(typeof(OVRSystemProfilerPanel), false, "Oculus Profiler");
OVRPlugin.SendEvent("oculus_profiler_panel", "show_window");
}
bool showAndroidOptions = false;
OVRNetwork.OVRNetworkTcpClient tcpClient = new OVRNetwork.OVRNetworkTcpClient();
int remoteListeningPort = OVRSystemPerfMetrics.TcpListeningPort;
//OVRSystemPerfMetrics.PerfMetrics lastReceivedMetrics;
const int maxMetricsFrames = 120;
const float metricsHistoryDuration = 1.0f;
List<OVRSystemPerfMetrics.PerfMetrics> receivedMetricsList = new List<OVRSystemPerfMetrics.PerfMetrics>();
bool pauseReceiveMetrics = false;
bool repaintRequested = false;
const float labelWidth = 140.0f;
const float panelInnerRightPad = 6.0f;
const float progressBarPad = 5.0f;
const float progressBarHeight = 18.0f;
string androidSdkRootPath;
OVRADBTool adbTool;
private static GUIStyle odhCalloutBackgroundStyle;
private static GUIStyle odhCalloutTextStyle;
// The actual window code goes here
void OnGUI()
{
if (odhCalloutBackgroundStyle == null)
{
odhCalloutBackgroundStyle = new GUIStyle(EditorStyles.helpBox);
var odhCalloutBackgroundStyleTex = new Texture2D(1, 1);
odhCalloutBackgroundStyleTex.SetPixel(0, 0, new Color(0.9f, 0.8f, 0.2f, 0.2f));
odhCalloutBackgroundStyleTex.Apply();
odhCalloutBackgroundStyle.normal.background = odhCalloutBackgroundStyleTex;
}
if (odhCalloutTextStyle == null)
{
odhCalloutTextStyle = new GUIStyle(EditorStyles.label);
odhCalloutTextStyle.richText = true;
odhCalloutTextStyle.wordWrap = true;
}
// ODH Callout Section
GUILayout.BeginHorizontal(odhCalloutBackgroundStyle);
var script = MonoScript.FromScriptableObject(this);
string assetPath = AssetDatabase.GetAssetPath(script);
string editorPath = Path.GetDirectoryName(assetPath);
string odhIconPath = Path.Combine(editorPath, "Textures\\odh_icon.png");
Texture ODHIcon = (Texture)EditorGUIUtility.Load(odhIconPath);
GUILayout.Box(ODHIcon, GUILayout.Width(60.0f), GUILayout.Height(60.0f));
GUILayout.BeginVertical();
EditorGUILayout.LabelField("<b>This tool is deprecated.</b> Oculus recommends profiling builds through the Metrics section of "
+ "<b>Oculus Developer Hub</b>, a desktop companion tool that streamlines the Quest development workflow.",
odhCalloutTextStyle);
GUIContent ODHLabel = new GUIContent("Download Oculus Developer Hub");
#if UNITY_2021_1_OR_NEWER
if (EditorGUILayout.LinkButton(ODHLabel))
#else
if (GUILayout.Button(ODHLabel, GUILayout.ExpandWidth(false)))
#endif
{
#if UNITY_EDITOR_WIN
Application.OpenURL("https://developer.oculus.com/downloads/package/oculus-developer-hub-win/?source=unity");
#elif UNITY_EDITOR_OSX
Application.OpenURL("https://developer.oculus.com/downloads/package/oculus-developer-hub-mac/?source=unity");
#endif
}
GUILayout.EndVertical();
GUILayout.EndHorizontal();
GUILayout.Space(15.0f);
showAndroidOptions = EditorGUILayout.Foldout(showAndroidOptions, "Android Tools");
if (showAndroidOptions)
{
GUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Android SDK root path: ", androidSdkRootPath);
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
if (GUILayout.Button("Start Server"))
{
if (adbTool == null)
{
adbTool = new OVRADBTool(androidSdkRootPath);
}
if (adbTool.isReady)
{
int exitCode = adbTool.StartServer(null);
EditorUtility.DisplayDialog("ADB StartServer", (exitCode == 0 ? "Success" : "Failure. ExitCode = " + exitCode.ToString()), "Ok");
}
else
{
EditorUtility.DisplayDialog("Can't locate ADBTool", adbTool.adbPath, "Ok");
}
}
if (GUILayout.Button("Kill Server"))
{
if (adbTool == null)
{
adbTool = new OVRADBTool(androidSdkRootPath);
}
if (adbTool.isReady)
{
int exitCode = adbTool.KillServer(null);
EditorUtility.DisplayDialog("ADB KillServer", (exitCode == 0 ? "Success" : "Failure. ExitCode = " + exitCode.ToString()), "Ok");
}
else
{
EditorUtility.DisplayDialog("Can't locate ADBTool", adbTool.adbPath, "Ok");
}
}
if (GUILayout.Button("Forward Port"))
{
if (adbTool == null)
{
adbTool = new OVRADBTool(androidSdkRootPath);
}
if (adbTool.isReady)
{
int exitCode = adbTool.ForwardPort(remoteListeningPort, null);
EditorUtility.DisplayDialog("ADB ForwardPort", (exitCode == 0 ? "Success" : "Failure. ExitCode = " + exitCode.ToString()), "Ok");
OVRPlugin.SendEvent("device_metrics_profiler", (exitCode == 0 ? "adb_forward_success" : "adb_forward_failure"));
}
else
{
EditorUtility.DisplayDialog("Can't locate ADBTool", adbTool.adbPath, "Ok");
}
}
if (GUILayout.Button("Release Port"))
{
if (adbTool == null)
{
adbTool = new OVRADBTool(androidSdkRootPath);
}
if (adbTool.isReady)
{
int exitCode = adbTool.ReleasePort(remoteListeningPort, null);
EditorUtility.DisplayDialog("ADB ReleasePort", (exitCode == 0 ? "Success" : "Failure. ExitCode = " + exitCode.ToString()), "Ok");
}
else
{
EditorUtility.DisplayDialog("Can't locate ADBTool", adbTool.adbPath, "Ok");
}
}
GUILayout.EndHorizontal();
}
EditorGUILayout.LabelField("", GUI.skin.horizontalSlider);
GUILayout.BeginHorizontal();
remoteListeningPort = EditorGUILayout.DelayedIntField("Remote Port", remoteListeningPort);
if (tcpClient.connectionState == OVRNetwork.OVRNetworkTcpClient.ConnectionState.Disconnected)
{
if (GUILayout.Button("Connect"))
{
ConnectPerfMetricsTcpServer();
pauseReceiveMetrics = false;
OVRPlugin.SendEvent("device_metrics_profiler", "connect");
}
}
else
{
if (tcpClient.connectionState == OVRNetwork.OVRNetworkTcpClient.ConnectionState.Connecting)
{
if (GUILayout.Button("Connecting ... Click again to Cancel"))
{
DisconnectPerfMetricsTcpServer();
OVRPlugin.SendEvent("device_metrics_profiler", "cancel");
}
}
else
{
if (GUILayout.Button("Disconnect"))
{
DisconnectPerfMetricsTcpServer();
OVRPlugin.SendEvent("device_metrics_profiler", "disconnect");
}
if (GUILayout.Button(pauseReceiveMetrics ? "Continue" : "Pause"))
{
pauseReceiveMetrics = !pauseReceiveMetrics;
}
}
}
GUILayout.EndHorizontal();
EditorGUILayout.LabelField("", GUI.skin.horizontalSlider);
lock (receivedMetricsList)
{
PresentIntProperty("Frame Count", "frameCount");
PresentIntProperty("Dropped Frame Count", "compositorDroppedFrameCount");
float? avgFrameTime = GetAveragePerfValueFloat("deltaFrameTime");
if (avgFrameTime.HasValue)
{
float fps = 1.0f / avgFrameTime.Value;
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("FPS", GUILayout.Width(labelWidth));
EditorGUILayout.LabelField(string.Format("{0:F1}", fps));
EditorGUILayout.EndHorizontal();
}
int? deviceCpuClockLevel = GetLatestPerfValueInt("deviceCpuClockLevel");
int? deviceGpuClockLevel = GetLatestPerfValueInt("deviceGpuClockLevel");
float? deviceCpuClockFrequencyInMHz = GetLatestPerfValueFloat("deviceCpuClockFrequencyInMHz");
float? deviceGpuClockFrequencyInMHz = GetLatestPerfValueFloat("deviceGpuClockFrequencyInMHz");
if (deviceCpuClockLevel.HasValue || deviceCpuClockFrequencyInMHz.HasValue)
{
string cpuLabel;
string cpuText;
if (deviceCpuClockLevel.HasValue && deviceCpuClockFrequencyInMHz.HasValue)
{
cpuLabel = "CPU Level (Freq)";
cpuText = string.Format("{0} ({1:F0} MHz)", deviceCpuClockLevel, deviceCpuClockFrequencyInMHz);
}
else if (deviceCpuClockLevel.HasValue)
{
cpuLabel = "CPU Level";
cpuText = string.Format("{0}", deviceCpuClockLevel);
}
else
{
cpuLabel = "CPU Frequency";
cpuText = string.Format("{0:F0} MHz", deviceCpuClockFrequencyInMHz);
}
PresentText(cpuLabel, cpuText);
}
if (deviceGpuClockLevel.HasValue || deviceGpuClockFrequencyInMHz.HasValue)
{
string cpuLabel;
string cpuText;
if (deviceGpuClockLevel.HasValue && deviceGpuClockFrequencyInMHz.HasValue)
{
cpuLabel = "GPU Level (Freq)";
cpuText = string.Format("{0} ({1:F0} MHz)", deviceGpuClockLevel, deviceGpuClockFrequencyInMHz);
}
else if (deviceGpuClockLevel.HasValue)
{
cpuLabel = "GPU Level";
cpuText = string.Format("{0}", deviceGpuClockLevel);
}
else
{
cpuLabel = "GPU Frequency";
cpuText = string.Format("{0:F0} MHz", deviceGpuClockFrequencyInMHz);
}
PresentText(cpuLabel, cpuText);
}
PresentColumnTitles("Current", "Average", "Peak");
PresentFloatTimeInMs("Frame Time", "deltaFrameTime", 0.020f, true, true);
PresentFloatTimeInMs("App CPU Time", "appCpuTime", 0.020f, true, true);
PresentFloatTimeInMs("App GPU Time", "appGpuTime", 0.020f, true, true);
PresentFloatTimeInMs("Compositor CPU Time", "compositorCpuTime", 0.020f, true, true);
PresentFloatTimeInMs("Compositor GPU Time", "compositorGpuTime", 0.020f, true, true);
PresentFloatPercentage("CPU Util (Average)", "systemCpuUtilAveragePercentage", false, false);
PresentFloatPercentage("CPU Util (Worst Core)", "systemCpuUtilWorstPercentage", false, false);
PresentFloatPercentage("GPU Util", "systemGpuUtilPercentage", false, false);
}
}
void GetMetricsField(string propertyName, out FieldInfo baseFieldInfo, out FieldInfo validalityFieldInfo)
{
baseFieldInfo = typeof(OVRSystemPerfMetrics.PerfMetrics).GetField(propertyName);
validalityFieldInfo = typeof(OVRSystemPerfMetrics.PerfMetrics).GetField(propertyName + "_IsValid");
}
bool HasValidPerfMetrics(string propertyName)
{
FieldInfo baseFieldInfo, validalityFieldInfo;
GetMetricsField(propertyName, out baseFieldInfo, out validalityFieldInfo);
if (baseFieldInfo == null || (validalityFieldInfo != null && validalityFieldInfo.FieldType != typeof(bool)))
{
Debug.LogWarning("[OVRSystemProfilerPanel] Unable to find property " + propertyName);
return false;
}
if (validalityFieldInfo == null)
{
return true;
}
for (int i = receivedMetricsList.Count - 1; i >= 0; --i)
{
var metrics = receivedMetricsList[i];
if (validalityFieldInfo != null && (bool)validalityFieldInfo.GetValue(metrics))
{
return true;
}
}
return false;
}
int? GetLatestPerfValueInt(string propertyName)
{
FieldInfo baseFieldInfo, validalityFieldInfo;
GetMetricsField(propertyName, out baseFieldInfo, out validalityFieldInfo);
if (baseFieldInfo == null || baseFieldInfo.FieldType != typeof(int) ||
(validalityFieldInfo != null && validalityFieldInfo.FieldType != typeof(bool)))
{
Debug.LogWarning("[OVRSystemProfilerPanel] GetLatestPerfValueInt(): Type mismatch");
return null;
}
if (receivedMetricsList.Count == 0)
{
return null;
}
for (int i = receivedMetricsList.Count - 1; i >= 0; --i)
{
var metrics = receivedMetricsList[i];
if (validalityFieldInfo == null || (validalityFieldInfo != null && (bool)validalityFieldInfo.GetValue(metrics)))
{
return (int)baseFieldInfo.GetValue(metrics);
}
}
return null;
}
float? GetLatestPerfValueFloat(string propertyName)
{
FieldInfo baseFieldInfo, validalityFieldInfo;
GetMetricsField(propertyName, out baseFieldInfo, out validalityFieldInfo);
if (baseFieldInfo == null || baseFieldInfo.FieldType != typeof(float) ||
(validalityFieldInfo != null && validalityFieldInfo.FieldType != typeof(bool)))
{
Debug.LogWarning("[OVRSystemProfilerPanel] GetLatestPerfValueFloat(): Type mismatch");
return null;
}
if (receivedMetricsList.Count == 0)
{
return null;
}
for (int i = receivedMetricsList.Count - 1; i >= 0; --i)
{
var metrics = receivedMetricsList[i];
if (validalityFieldInfo == null || (validalityFieldInfo != null && (bool)validalityFieldInfo.GetValue(metrics)))
{
return (float)baseFieldInfo.GetValue(metrics);
}
}
return null;
}
float? GetAveragePerfValueFloat(string propertyName)
{
FieldInfo baseFieldInfo, validalityFieldInfo;
GetMetricsField(propertyName, out baseFieldInfo, out validalityFieldInfo);
if (baseFieldInfo == null || baseFieldInfo.FieldType != typeof(float) ||
(validalityFieldInfo != null && validalityFieldInfo.FieldType != typeof(bool)))
{
Debug.LogWarning("[OVRSystemProfilerPanel] GetAveragePerfValueFloat(): Type mismatch");
return null;
}
int count = 0;
float sum = 0;
OVRSystemPerfMetrics.PerfMetrics lastMetrics = null;
int metricsIndex;
for (metricsIndex = receivedMetricsList.Count - 1; metricsIndex >= 0; --metricsIndex)
{
var metrics = receivedMetricsList[metricsIndex];
if (validalityFieldInfo != null && !(bool)validalityFieldInfo.GetValue(metrics))
{
continue;
}
lastMetrics = metrics;
break;
}
if (lastMetrics == null)
{
return null;
}
for (; metricsIndex >=0; -- metricsIndex)
{
var metrics = receivedMetricsList[metricsIndex];
if (metrics.frameTime < lastMetrics.frameTime - metricsHistoryDuration)
{
break;
}
if (validalityFieldInfo != null && !(bool)validalityFieldInfo.GetValue(metrics))
{
continue;
}
sum += (float)baseFieldInfo.GetValue(metrics);
count++;
}
if (count == 0)
{
return null;
}
else
{
return sum / count;
}
}
float? GetMaxPerfValueFloat(string propertyName)
{
FieldInfo baseFieldInfo, validalityFieldInfo;
GetMetricsField(propertyName, out baseFieldInfo, out validalityFieldInfo);
if (baseFieldInfo == null || baseFieldInfo.FieldType != typeof(float) ||
(validalityFieldInfo != null && validalityFieldInfo.FieldType != typeof(bool)))
{
Debug.LogWarning("[OVRSystemProfilerPanel] GetMaxPerfValueFloat(): Type mismatch");
return null;
}
OVRSystemPerfMetrics.PerfMetrics lastMetrics = null;
int metricsIndex;
for (metricsIndex = receivedMetricsList.Count - 1; metricsIndex >= 0; --metricsIndex)
{
var metrics = receivedMetricsList[metricsIndex];
if (validalityFieldInfo != null && !(bool)validalityFieldInfo.GetValue(metrics))
{
continue;
}
lastMetrics = metrics;
break;
}
if (lastMetrics == null)
{
return null;
}
float? result = null;
for (; metricsIndex >= 0; --metricsIndex)
{
var metrics = receivedMetricsList[metricsIndex];
if (metrics.frameTime < lastMetrics.frameTime - metricsHistoryDuration)
{
break;
}
if (validalityFieldInfo != null && !(bool)validalityFieldInfo.GetValue(metrics))
{
continue;
}
else
{
float value = (float)baseFieldInfo.GetValue(metrics);
if (!result.HasValue || result.Value < value)
{
result = value;
}
}
}
return result;
}
void PresentFloatPercentage(string label, string propertyName, bool displayAverage, bool displayMaximum)
{
float? lastValue = GetLatestPerfValueFloat(propertyName);
if (!lastValue.HasValue)
{
return;
}
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField(label, GUILayout.Width(labelWidth));
Rect r = EditorGUILayout.BeginVertical();
float barWidth = (r.width - panelInnerRightPad - progressBarPad * 2) / 3.0f;
EditorGUI.ProgressBar(new Rect(r.x, r.y, barWidth, r.height), lastValue.Value, string.Format("{0:F1}%", lastValue.Value * 100.0f));
if (displayAverage)
{
float? averageValue = GetAveragePerfValueFloat(propertyName);
if (averageValue.HasValue)
{
EditorGUI.ProgressBar(new Rect(r.x + barWidth + progressBarPad, r.y, barWidth, r.height), averageValue.Value, string.Format("{0:F1}%", averageValue.Value * 100.0f));
}
}
if (displayMaximum)
{
float? maxValue = GetMaxPerfValueFloat(propertyName);
if (maxValue.HasValue)
{
EditorGUI.ProgressBar(new Rect(r.x + (barWidth + progressBarPad) * 2, r.y, barWidth, r.height), maxValue.Value, string.Format("{0:F1}%", maxValue.Value * 100.0f));
}
}
GUILayout.Space(progressBarHeight);
EditorGUILayout.EndVertical();
EditorGUILayout.EndHorizontal();
}
void PresentFloatTimeInMs(string label, string propertyName, float maxScale, bool displayAverage, bool displayMaximum)
{
float? lastValue = GetLatestPerfValueFloat(propertyName);
if (!lastValue.HasValue)
{
return;
}
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField(label, GUILayout.Width(labelWidth));
Rect r = EditorGUILayout.BeginVertical();
float barWidth = (r.width - panelInnerRightPad - progressBarPad * 2) / 3.0f;
EditorGUI.ProgressBar(new Rect(r.x, r.y, barWidth, r.height), lastValue.Value/maxScale, string.Format("{0:F1} ms", lastValue.Value * 1000.0f));
if (displayAverage)
{
float? averageValue = GetAveragePerfValueFloat(propertyName);
if (averageValue.HasValue)
{
EditorGUI.ProgressBar(new Rect(r.x + barWidth + progressBarPad, r.y, barWidth, r.height), averageValue.Value / maxScale, string.Format("{0:F1} ms", averageValue.Value * 1000.0f));
}
}
if (displayMaximum)
{
float? maxValue = GetMaxPerfValueFloat(propertyName);
if (maxValue.HasValue)
{
EditorGUI.ProgressBar(new Rect(r.x + (barWidth + progressBarPad) * 2, r.y, barWidth, r.height), maxValue.Value / maxScale, string.Format("{0:F1} ms", maxValue.Value * 1000.0f));
}
}
GUILayout.Space(progressBarHeight);
EditorGUILayout.EndVertical();
EditorGUILayout.EndHorizontal();
}
void PresentIntProperty(string label, string propertyName)
{
int? lastValue = GetLatestPerfValueInt(propertyName);
if (!lastValue.HasValue)
{
return;
}
PresentText(label, lastValue.Value.ToString());
}
void PresentText(string label, string text)
{
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField(label, GUILayout.Width(labelWidth));
EditorGUILayout.LabelField(text);
EditorGUILayout.EndHorizontal();
}
void PresentColumnTitles(string title0, string title1, string title2)
{
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("", GUILayout.Width(labelWidth));
float windowWidth = position.width;
float barWidth = (windowWidth - labelWidth - panelInnerRightPad * 3 ) / 3.0f;
EditorGUILayout.LabelField(title0, GUILayout.Width(barWidth));
EditorGUILayout.LabelField(title1, GUILayout.Width(barWidth));
EditorGUILayout.LabelField(title2, GUILayout.Width(barWidth));
EditorGUILayout.EndHorizontal();
}
// Called as the new window is opened.
private void Awake()
{
InitializeAndroidSdkPath();
minSize = new Vector2(400, 300);
}
void InitializeAndroidSdkPath()
{
androidSdkRootPath = OVRConfig.Instance.GetAndroidSDKPath();
}
// OnDestroy is called to close the EditorWindow window.
private void OnDestroy()
{
DisconnectPerfMetricsTcpServer();
}
// Called multiple times per second on all visible windows.
private void Update()
{
if (tcpClient != null && tcpClient.Connected)
{
tcpClient.Tick();
}
if (repaintRequested)
{
Repaint();
repaintRequested = false;
}
}
void OnConnectionStateChanged()
{
repaintRequested = true;
if (tcpClient.connectionState == OVRNetwork.OVRNetworkTcpClient.ConnectionState.Disconnected)
{
tcpClient.connectionStateChangedCallback -= OnConnectionStateChanged;
tcpClient.payloadReceivedCallback -= OnPayloadReceived;
}
}
void OnPayloadReceived(int payloadType, byte[] buffer, int start, int length)
{
if (payloadType == OVRSystemPerfMetrics.PayloadTypeMetrics)
{
string message = Encoding.UTF8.GetString(buffer, start, length);
OnMessageReceived(message);
}
else
{
Debug.LogWarningFormat("[OVRSystemProfilerPanel] unrecongized payload type {0}", payloadType);
}
}
void OnMessageReceived(string message)
{
if (pauseReceiveMetrics)
{
return;
}
var metrics = new OVRSystemPerfMetrics.PerfMetrics();
if (!metrics.LoadFromJSON(message))
{
Debug.LogWarning("Cannot analyze metrics: " + message);
return;
}
lock(receivedMetricsList)
{
if (receivedMetricsList.Count >= maxMetricsFrames)
{
receivedMetricsList.RemoveAt(0);
}
receivedMetricsList.Add(metrics);
}
repaintRequested = true;
}
void ConnectPerfMetricsTcpServer()
{
tcpClient.connectionStateChangedCallback += OnConnectionStateChanged;
tcpClient.payloadReceivedCallback += OnPayloadReceived;
tcpClient.Connect(remoteListeningPort);
EditorApplication.playModeStateChanged += OnApplicationPlayModeStateChanged;
}
void DisconnectPerfMetricsTcpServer()
{
EditorApplication.playModeStateChanged -= OnApplicationPlayModeStateChanged;
tcpClient.Disconnect();
}
void OnApplicationPlayModeStateChanged(PlayModeStateChange change)
{
Debug.LogFormat("[OVRSystemPerfMetricsWindow] OnApplicationPlayModeStateChanged {0}", change.ToString());
if (change == PlayModeStateChange.ExitingPlayMode)
{
tcpClient.Disconnect();
}
}
}