65 lines
2.0 KiB
C#
65 lines
2.0 KiB
C#
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using UnityEngine;
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using Fusion;
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namespace Hallucinate.Game
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{
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public static class EloSystem
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{
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public static EloResult Calculate(
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int ratingA, int ratingB,
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int gamesPlayedA, int gamesPlayedB,
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float resultA) // 1=win, 0=lose, 0.5=draw
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{
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float eA = 1f / (1f + Mathf.Pow(10f, (ratingB - ratingA) / 400f));
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int kA = GetK(ratingA, gamesPlayedA);
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int kB = GetK(ratingB, gamesPlayedB);
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int nA = Mathf.Max(100, Mathf.RoundToInt(ratingA + kA * (resultA - eA)));
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int nB = Mathf.Max(100, Mathf.RoundToInt(ratingB + kB * ((1 - resultA) - (1 - eA))));
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return new EloResult(nA, nB, nA - ratingA, nB - ratingB);
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}
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private static int GetK(int r, int g) =>
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g < 30 ? 40 : r < 1200 ? 32 : r < 2000 ? 24 : 16;
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public static string GetRank(int rating)
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{
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if (rating < 800) return "Iron";
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if (rating < 1000) return "Bronze";
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if (rating < 1200) return "Silver";
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if (rating < 1500) return "Gold";
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if (rating < 1800) return "Platinum";
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if (rating < 2100) return "Diamond";
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return "Master";
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}
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public static string GetRankColor(int rating)
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{
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if (rating < 800) return "#8A8A8A";
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if (rating < 1000) return "#CD7F32";
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if (rating < 1200) return "#C0C0C0";
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if (rating < 1500) return "#FFD700";
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if (rating < 1800) return "#4DC8A0";
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if (rating < 2100) return "#7B6EE8";
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return "#E84D8A";
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}
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}
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public struct EloResult : INetworkStruct
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{
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public int NewRatingA;
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public int NewRatingB;
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public int DeltaA;
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public int DeltaB;
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public EloResult(int nA, int nB, int dA, int dB)
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{
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NewRatingA = nA;
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NewRatingB = nB;
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DeltaA = dA;
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DeltaB = dB;
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}
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}
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}
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