source: 2015/26/MikkoL/JRPG/JRPG/JRPG/Battle/Algorithms.cs @ 6305

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Jypeli;

public static class BattleAlgorithms
{
    public static int DamageFromBasicAttack(double BaseDamage, int Defence)
    {
        return (int)Math.Max((Math.Round(BaseDamage + BaseDamage / Defence - Defence) * RandomGen.NextDouble(0.9, 1.1)), 1);
    }

    public static int DamageFromCriticalHit(double BaseDamage, int Defence)
    {
        return (int)Math.Max((Math.Round(BaseDamage * 2 - Defence / 2) * RandomGen.NextDouble(0.9, 1.1)), 1);
    }

    public static int DamageFromSkillAttack(double BaseDamage, int Resistance)
    {
        return (int)Math.Round(BaseDamage - Resistance) + 1;
    }

    public static int CriticalRate(int Luck)
    {
        return (int)Math.Round((double)Luck / 5);
    }

    public static double WaitTime(double BaseWaitTime, int Speed)
    {
        return BaseWaitTime - Speed / 100;
    }

    public static int FleePercent(EnemyGroup Group)
    {
        int totalPercent = Group.Sum(G => G.FleePercent);
        return totalPercent / Group.Count;
    }
}