Created
December 2, 2023 17:47
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C# RNG implementation for Unity3D
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| public class RNGController : MonoBehaviour | |
| { | |
| private int index = 0; | |
| private int lastLargestIndex = 0; | |
| private int max_index = 1000; | |
| private List <int> values = new List<int>(); | |
| public int Next(int RNG_ID) | |
| { | |
| var offsetIndex = RNG_ID + index; | |
| if (offsetIndex >= max_index) { | |
| offsetIndex = offsetIndex - max_index; | |
| } | |
| lastLargestIndex = Mathf.Max(lastLargestIndex,offsetIndex); | |
| return values[offsetIndex]; | |
| } | |
| public bool PollRNG (RNGPoll poll) | |
| { | |
| poll.timer += Time.deltaTime; | |
| if(poll.timer > poll.pollingInterval) | |
| { | |
| poll.timer = poll.timer - poll.pollingInterval; | |
| var number = Next(poll.RNG_ID); | |
| if(number < poll.sucessRate * max_index) | |
| { | |
| return true; | |
| } | |
| return false; | |
| } | |
| return false; | |
| } | |
| void Awake() | |
| { | |
| for(var i = 0;i<max_index;i++) | |
| { | |
| values.Add(i); | |
| } | |
| values = RNGService.Shuffle(values); | |
| } | |
| void LateUpdate() | |
| { | |
| index = lastLargestIndex; | |
| } | |
| } |
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| using System.Collections; | |
| using System.Collections.Generic; | |
| using UnityEngine; | |
| public class RNGPoll | |
| { | |
| public RNGPoll( float _pollingInterval, float _sucessRate, int _RNG_ID) | |
| { | |
| pollingInterval = _pollingInterval; | |
| sucessRate = _sucessRate; | |
| RNG_ID = _RNG_ID; | |
| } | |
| public float pollingInterval; | |
| public float sucessRate; | |
| public float timer = 0.0f; | |
| public int RNG_ID; | |
| } |
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| using System; | |
| using System.Collections; | |
| using System.Collections.Generic; | |
| using System.Linq; | |
| using UnityEngine; | |
| public static class RNGService | |
| { | |
| public static List<int> Shuffle (List<int> list) | |
| { | |
| for(var i = 0;i<list.Count;i++) | |
| { | |
| decimal a = i * 15485863; | |
| a = (a * a * a % 2038074743) / 2038074743; | |
| if(a<0)a*=-1; | |
| var fa = Mathf.Clamp01((float)a); | |
| int aIndex = (int)(fa * list.Count); | |
| int value = list[aIndex]; | |
| list[aIndex] = list[i]; | |
| list[i] = value; | |
| } | |
| return list; | |
| } | |
| } |
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