CarmenSandiego/Assets/UdonSharp/CaseVideoSyncPlayer.cs

using UdonSharp;
using UnityEngine;
using VRC.SDK3.Image;
using VRC.SDK3.UdonNetworkCalling;
using VRC.SDK3.Video.Components.Base;
using VRC.SDKBase;
using VRC.Udon.Common.Interfaces;


public enum ClueScreenType
{
	Blank,
	Video,
	Map
}

public enum SubMap
{
	NoLabels,
	OneLabel,
	TwoLabels,
	ThreeLabels,
	CorrectLit,
	OnlyCorrect
}


[UdonBehaviourSyncMode(BehaviourSyncMode.Manual)]
public class CaseVideoSyncPlayer : UdonSharpBehaviour
{
	[SerializeField] private GameManagerRound1 _GameManager;

	[UdonSynced, FieldChangeCallback(nameof(SubMapIndex))] private SubMap _SubMapIndex = 0;
	[UdonSynced, FieldChangeCallback(nameof(ShowScreen))] private ClueScreenType _ShowScreen = ClueScreenType.Blank;
	[FieldChangeCallback(nameof(FlashCorrectAnswer))] private bool _FlashCorrectAnswer = false;

	[SerializeField] private BaseVRCVideoPlayer _VideoPlayer;
	[UdonSynced, FieldChangeCallback(nameof(VideoURL))] private VRCUrl _VideoURL;
	[UdonSynced, FieldChangeCallback(nameof(TimeAndOffset))] private Vector2 _TimeAndOffset;
	public float SyncFrequency = 5.0f;

	[SerializeField] private MeshRenderer _BlankScreenMesh;
	[SerializeField] private MeshRenderer _VideoScreenMesh;
	[SerializeField] private MeshRenderer _MapScreenMesh;

	private VRCImageDownloader _MapDownloader;
	private VRCUrl _CurrentMapURL;


	void Start()
	{
		_MapDownloader = new VRCImageDownloader();
	}

	void OnDestroy()
	{
		_MapDownloader.Dispose();
	}


	[NetworkCallable]
	public void LoadMap(int MapIndex)
	{
		VRCUrl MapURL = _GameManager.GetMapURL(MapIndex);
		if (MapURL == _CurrentMapURL) return;
		_CurrentMapURL = MapURL;

		SubMapIndex = 0;
		ShowScreen = ClueScreenType.Blank;

		TextureInfo AdditionalTextureInfo = new TextureInfo();
		AdditionalTextureInfo.WrapModeU = TextureWrapMode.Clamp;
		AdditionalTextureInfo.WrapModeV = TextureWrapMode.Clamp;
		AdditionalTextureInfo.GenerateMipMaps = false;
		AdditionalTextureInfo.MaterialProperty = "_EmissionMap";
		_MapDownloader.DownloadImage(
			_CurrentMapURL,
			_MapScreenMesh.sharedMaterial,
			(IUdonEventReceiver)this,
			AdditionalTextureInfo);
	}
	public override void OnImageLoadSuccess(IVRCImageDownload result)
	{
		base.OnImageLoadSuccess(result);
	}
	public override void OnImageLoadError(IVRCImageDownload result)
	{
		base.OnImageLoadError(result);
	}

	public void NextCorrectAnswerFrame()
	{
		if (FlashCorrectAnswer)
		{
			SubMapIndex = (SubMapIndex == SubMap.CorrectLit) ? SubMap.ThreeLabels : SubMap.CorrectLit;
			SendCustomEventDelayedSeconds(nameof(NextCorrectAnswerFrame), 0.2f);
		}
		else
		{
			_VideoPlayer.Stop();
			SubMapIndex = 0;
			ShowScreen = ClueScreenType.Blank;
		}
	}

	private void UpdateMap()
	{
		switch (SubMapIndex)
		{
			case SubMap.NoLabels:		_MapScreenMesh.sharedMaterial.SetVector("_MainTex_ST", new Vector4(0.5f, 0.33333333f, 0.0f, 0.66666666f)); break;
			case SubMap.OneLabel:		_MapScreenMesh.sharedMaterial.SetVector("_MainTex_ST", new Vector4(0.5f, 0.33333333f, 0.5f, 0.66666666f)); break;
			case SubMap.TwoLabels:		_MapScreenMesh.sharedMaterial.SetVector("_MainTex_ST", new Vector4(0.5f, 0.33333333f, 0.0f, 0.33333333f)); break;
			case SubMap.ThreeLabels:	_MapScreenMesh.sharedMaterial.SetVector("_MainTex_ST", new Vector4(0.5f, 0.33333333f, 0.5f, 0.33333333f)); break;
			case SubMap.CorrectLit:		_MapScreenMesh.sharedMaterial.SetVector("_MainTex_ST", new Vector4(0.5f, 0.33333333f, 0.0f, 0.0f)); break;
			case SubMap.OnlyCorrect:	_MapScreenMesh.sharedMaterial.SetVector("_MainTex_ST", new Vector4(0.5f, 0.33333333f, 0.5f, 0.0f)); break;
		}

		ShowScreen = ClueScreenType.Map;

		RequestSerialization();
	}


	public void PlayVideo()
	{
		_VideoPlayer.PlayURL(VideoURL);
		RequestSerialization();
	}

	public override void OnVideoStart()
	{
		Debug.LogError("Displaying video material...");

		ShowScreen = ClueScreenType.Video;
		UpdateTimeAndOffset();

		base.OnVideoStart();
	}

	private void UpdateTimeAndOffset()
	{
		if (Networking.IsOwner(gameObject))
		{
			TimeAndOffset = new Vector2(_VideoPlayer.GetTime(), (float)Networking.GetServerTimeInSeconds());
			RequestSerialization();

			if (SyncFrequency > 0.0f)
			{
				SendCustomEventDelayedSeconds(nameof(UpdateTimeAndOffset), SyncFrequency);
			}
		}
		else
		{
			SendCustomEvent(nameof(Resync));
		}
	}

	public void Resync()
	{
		_VideoPlayer.SetTime(TimeAndOffset.x + ((float)Networking.GetServerTimeInSeconds() - TimeAndOffset.y));
	}


	public void ClearScreen()
	{
		ShowScreen = ClueScreenType.Blank;
		FlashCorrectAnswer = false;
	}


	private void SwapToScreen(ClueScreenType Screen)
	{
		if (ShowScreen == Screen) return;

		switch (Screen)
		{
			case ClueScreenType.Blank:
				{
					_BlankScreenMesh.gameObject.SetActive(true);
					_VideoScreenMesh.gameObject.SetActive(false);
					_MapScreenMesh.gameObject.SetActive(false);
					break;
				}
			case ClueScreenType.Video:
				{
					_BlankScreenMesh.gameObject.SetActive(false);
					_VideoScreenMesh.gameObject.SetActive(true);
					_MapScreenMesh.gameObject.SetActive(false);
					break;
				}
			case ClueScreenType.Map:
				{
					_BlankScreenMesh.gameObject.SetActive(false);
					_VideoScreenMesh.gameObject.SetActive(false);
					_MapScreenMesh.gameObject.SetActive(true);
					break;
				}
		}

		RequestSerialization();
	}


	public SubMap SubMapIndex
	{
		set
		{
			_SubMapIndex = value;
			UpdateMap();
		}
		get => _SubMapIndex;
	}

	public ClueScreenType ShowScreen
	{
		set
		{
			SwapToScreen(value);
			_ShowScreen = value;
		}
		get => _ShowScreen;
	}

	public bool FlashCorrectAnswer
	{
		set
		{
			_FlashCorrectAnswer = value;
			NextCorrectAnswerFrame();
		}
		get => _FlashCorrectAnswer;
	}

	public VRCUrl VideoURL
	{
		set
		{
			if (_VideoURL != value)
			{
				_VideoURL = value;
				PlayVideo();
			}
		}
		get => _VideoURL;
	}

	public Vector2 TimeAndOffset
	{
		set
		{
			_TimeAndOffset = value;
			if (!Networking.IsOwner(gameObject))
			{
				SendCustomEvent(nameof(Resync));
			}
		}
		get => _TimeAndOffset;
	}
}