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how to create a singleton in unity

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Funny Flatworm answered on November 3, 2020 Popularity 9/10 Helpfulness 8/10

answer how to create a singleton in unity

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public class SomeClass : MonoBehaviour {
    private static SomeClass _instance;

    public static SomeClass Instance { get { return _instance; } }


    private void Awake()
    {
        if (_instance != null && _instance != this)
        {
            Destroy(this.gameObject);
        } else {
            _instance = this;
          	DontDestroyOnLoad(gameObject);
        }
    }
}

Popularity 9/10 Helpfulness 8/10 Language csharp

Source: Grepper

Tags: c# singleton

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Contributed on Dec 29 2021

Funny Flatworm

0 Answers Avg Quality 2/10

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Unity Singleton

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public static Singleton Instance { get; private set; }
private void Awake() 
{ 
    // If there is an instance, and it's not me, delete myself.
    
    if (Instance != null && Instance != this) 
    { 
        Destroy(this); 
    } 
    else 
    { 
        Instance = this; 
    } 
}

Popularity 10/10 Helpfulness 10/10 Language csharp

Source: Grepper

Tags: c# c

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Contributed on Feb 27 2023

Jesús Angarita

0 Answers Avg Quality 2/10

how to make a singleton in unity

Comment

 void Awake()
 {
   if (instance == null)
     instance = this;
   else if (instance != this)
     Destroy(gameObject);
 }

Popularity 10/10 Helpfulness 5/10 Language csharp

Source: www.studica.com

Tags: c# c

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Contributed on Nov 03 2020

JohnDRevelator

0 Answers Avg Quality 2/10

unity singleton

Comment

public class example : MonoBehaviour 
{
    public static example my_object { get; private set; } ;

    float my_player_health=100;

     private void Awake()
    {
        if (my_object != null && my_object != this)
        {
            Destroy(this);
        } else {
            my_object = this;
        }
       DontDestroyOnLoad(this.gameObject);
    }
}

Popularity 9/10 Helpfulness 4/10 Language csharp

Source: vionixstudio.com

Tags: c# singleton sin

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Contributed on Jun 22 2022

Funny Fly

0 Answers Avg Quality 2/10

unity singleton

Comment

using System.Collections.Generic;
using System.Linq;
using UnityEngine;

public abstract class Singleton<T> : MonoBehaviour where T : Singleton<T>
{
    #region  Variables
    protected static bool Quitting { get; private set; }

    private static readonly object Lock = new object();
    private static Dictionary<System.Type, Singleton<T>> _instances;

    public static T Instance
    {
        get
        {
            if (Quitting)
            {
                return null;
            }
            lock (Lock)
            {
                if (_instances == null)
                    _instances = new Dictionary<System.Type, Singleton<T>>();

                if (_instances.ContainsKey(typeof(T)))
                    return (T)_instances[typeof(T)];
                else
                    return null;
            }
        }
    }

    #endregion

    #region  Methods
    private void OnEnable()
    {
        if (!Quitting)
        {
            bool iAmSingleton = false;

            lock (Lock)
            {
                if (_instances == null)
                    _instances = new Dictionary<System.Type, Singleton<T>>();

                if (_instances.ContainsKey(this.GetType()))
                    Destroy(this.gameObject);
                else
                {
                    iAmSingleton = true;

                    _instances.Add(this.GetType(), this);

                    DontDestroyOnLoad(gameObject);
                }
            }

            if(iAmSingleton)
                OnEnableCallback();
        }
    }

    private void OnApplicationQuit()
    {
        Quitting = true;

        OnApplicationQuitCallback();
    }

    protected abstract void OnApplicationQuitCallback();

    protected abstract void OnEnableCallback();
    #endregion
}

Popularity 9/10 Helpfulness 3/10 Language csharp

Source: gamedev.stackexchange.com

Tags: c# c

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Contributed on Oct 30 2021

Jos

0 Answers Avg Quality 2/10

whats singleton unity

Comment

// allows all non-static instances to access the same static instance
public class NonStaticClass : MonoBehaviour {
    private static NonStaticClass staticInstance;
}

Popularity 9/10 Helpfulness 1/10 Language csharp

Source: Grepper

Tags: c# singleton

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Contributed on Sep 21 2022

AB_498

0 Answers Avg Quality 2/10

how to create a singleton in unity

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