mirror of
https://github.com/ACEmulator/ACE
synced 2026-08-17 12:26:06 -04:00
fd725ab184
* Adding Chess * Updating chess rankings * more rank updates * Reverting pieces to default size / improving movement
250 lines
14 KiB
C#
250 lines
14 KiB
C#
using System.Collections.Generic;
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using System.Numerics;
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using ACE.Entity.Enum;
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namespace ACE.Server.Entity.Chess
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{
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// ported from Anahera's code
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public class Chess
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{
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public const int BoardSize = 8;
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public const int NumColors = 2;
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public const int ChessWinnerStalemate = -1;
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public const int ChessWinnerEndGame = -2; // finishes match with no winners
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public static readonly List<int> PieceWorth = new List<int>
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{
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0, 10, 50, 30, 30, 90, 900
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};
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/*public static readonly Dictionary<ChessColour, RookCastleFlag> RookFlags = new Dictionary<ChessColour, RookCastleFlag>()
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{
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{ ChessColour.White, new RookCastleFlag(new Vector2(0, 0), ChessMoveFlag.QueenSideCastle) },
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{ ChessColour.White, new RookCastleFlag(new Vector2(7, 0), ChessMoveFlag.KingSideCastle ) },
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{ ChessColour.Black, new RookCastleFlag(new Vector2(0, 7), ChessMoveFlag.QueenSideCastle) },
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{ ChessColour.Black, new RookCastleFlag(new Vector2(7, 7), ChessMoveFlag.KingSideCastle ) },
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};*/
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public static readonly Dictionary<ChessColor, List<RookCastleFlag>> RookFlags = new Dictionary<ChessColor, List<RookCastleFlag>>()
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{
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{ ChessColor.White, new List<RookCastleFlag>() { new RookCastleFlag(new Vector2(0, 0), ChessMoveFlag.QueenSideCastle), new RookCastleFlag(new Vector2(7, 0), ChessMoveFlag.KingSideCastle)} },
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{ ChessColor.Black, new List<RookCastleFlag>() { new RookCastleFlag(new Vector2(0, 7), ChessMoveFlag.QueenSideCastle), new RookCastleFlag(new Vector2(7, 7), ChessMoveFlag.KingSideCastle)} }
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};
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// GplpwdLphWtgt
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public static readonly Vector2[,] PawnOffsets = new Vector2[NumColors, 4]
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{
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{ new Vector2(0, 1), new Vector2(0, 2), new Vector2( 1, 1), new Vector2(-1, 1) },
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{ new Vector2(0, -1), new Vector2(0, -2), new Vector2(-1, -1), new Vector2( 1, -1) },
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};
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// determines valid moves for a particular piece
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/*public static readonly Dictionary<ChessPieceType, Vector2> PieceOffsets = new Dictionary<ChessPieceType, Vector2>()
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{
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{ ChessPieceType.Rook, new Vector2( 0, 1) }, { ChessPieceType.Rook, new Vector2( 1, 0) }, { ChessPieceType.Rook, new Vector2( 0, -1) }, { ChessPieceType.Rook, new Vector2(-1, 0) },
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{ ChessPieceType.Knight, new Vector2( 1, 2) }, { ChessPieceType.Knight, new Vector2( 2, 1) }, { ChessPieceType.Knight, new Vector2( 2, -1) }, { ChessPieceType.Knight, new Vector2( 1, -2) },
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{ ChessPieceType.Knight, new Vector2(-1, -2) }, { ChessPieceType.Knight, new Vector2(-2, -1) }, { ChessPieceType.Knight, new Vector2(-2, 1) }, { ChessPieceType.Knight, new Vector2(-1, 2) },
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{ ChessPieceType.Bishop, new Vector2( 1, 1) }, { ChessPieceType.Bishop, new Vector2( 1, -1) }, { ChessPieceType.Bishop, new Vector2(-1, -1) }, { ChessPieceType.Bishop, new Vector2(-1, 1) },
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{ ChessPieceType.Queen, new Vector2( 0, 1) }, { ChessPieceType.Queen, new Vector2( 1, 1) }, { ChessPieceType.Queen, new Vector2( 1, 0) }, { ChessPieceType.Queen, new Vector2( 1, -1) },
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{ ChessPieceType.Queen, new Vector2( 0, -1) }, { ChessPieceType.Queen, new Vector2(-1, -1) }, { ChessPieceType.Queen, new Vector2(-1, 0) }, { ChessPieceType.Queen, new Vector2(-1, 1) },
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{ ChessPieceType.King, new Vector2( 0, 1) }, { ChessPieceType.King, new Vector2( 1, 1) }, { ChessPieceType.King, new Vector2( 1, 0) }, { ChessPieceType.King, new Vector2( 1, -1) },
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{ ChessPieceType.King, new Vector2( 0, -1) }, { ChessPieceType.King, new Vector2(-1, -1) }, { ChessPieceType.King, new Vector2(-1, 0) }, { ChessPieceType.King, new Vector2(-1, 1) },
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};*/
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public static readonly Dictionary<ChessPieceType, List<Vector2>> PieceOffsets = new Dictionary<ChessPieceType, List<Vector2>>()
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{
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{ ChessPieceType.Rook, new List<Vector2>() { new Vector2(0, 1), new Vector2(1, 0), new Vector2(0, -1), new Vector2(-1, 0) } },
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{ ChessPieceType.Knight, new List<Vector2>() { new Vector2(1, 2), new Vector2(2, 1), new Vector2(2, -1), new Vector2(1, -2), new Vector2(-1, -2), new Vector2(-2, -1), new Vector2(-2, 1), new Vector2(-1, 2) } },
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{ ChessPieceType.Bishop, new List<Vector2>() { new Vector2(1, 1), new Vector2(1, -1), new Vector2(-1, -1), new Vector2(-1, 1) } },
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{ ChessPieceType.Queen, new List<Vector2>() { new Vector2(0, 1), new Vector2(1, 1), new Vector2(1, 0), new Vector2(1, -1), new Vector2(0, -1), new Vector2(-1, -1), new Vector2(-1, 0), new Vector2(-1, 1) } },
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{ ChessPieceType.King, new List<Vector2>() { new Vector2(0, 1), new Vector2(1, 1), new Vector2(1, 0), new Vector2(1, -1), new Vector2(0, -1), new Vector2(-1, -1), new Vector2(-1, 0), new Vector2(-1, 1) } },
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};
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// piece-square tables from Chess programming wiki
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public static float[,,] PieceSquareTable = new float[(int)ChessPieceType.Count, NumColors, BoardSize * BoardSize]
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{
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// empty
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{
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// white
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{
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f
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},
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// black
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{
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f
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}
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},
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// pawn
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{
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// white
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{
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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5.0f, 5.0f, 5.0f, 5.0f, 5.0f, 5.0f, 5.0f, 5.0f,
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1.0f, 1.0f, 2.0f, 3.0f, 3.0f, 2.0f, 1.0f, 1.0f,
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0.5f, 0.5f, 1.0f, 2.5f, 2.5f, 1.0f, 0.5f, 0.5f,
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0.0f, 0.0f, 0.0f, 2.0f, 2.0f, 0.0f, 0.0f, 0.0f,
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0.5f, -0.5f, -1.0f, 0.0f, 0.0f, -1.0f, -0.5f, 0.5f,
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0.5f, 1.0f, 1.0f, -2.0f, -2.0f, 1.0f, 1.0f, 0.5f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f
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},
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// black
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{
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.5f, 1.0f, 1.0f, -2.0f, -2.0f, 1.0f, 1.0f, 0.5f,
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0.5f, -0.5f, -1.0f, 0.0f, 0.0f, -1.0f, -0.5f, 0.5f,
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0.0f, 0.0f, 0.0f, 2.0f, 2.0f, 0.0f, 0.0f, 0.0f,
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0.5f, 0.5f, 1.0f, 2.5f, 2.5f, 1.0f, 0.5f, 0.5f,
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1.0f, 1.0f, 2.0f, 3.0f, 3.0f, 2.0f, 1.0f, 1.0f,
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5.0f, 5.0f, 5.0f, 5.0f, 5.0f, 5.0f, 5.0f, 5.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f
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}
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},
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// rook
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{
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// white
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{
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.5f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 0.5f,
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-0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -0.5f,
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-0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -0.5f,
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-0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -0.5f,
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-0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -0.5f,
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-0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -0.5f,
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0.0f, 0.0f, 0.0f, 0.5f, 0.5f, 0.0f, 0.0f, 0.0f
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},
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// black
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{
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0.0f, 0.0f, 0.0f, 0.5f, 0.5f, 0.0f, 0.0f, 0.0f,
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-0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -0.5f,
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-0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -0.5f,
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-0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -0.5f,
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-0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -0.5f,
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-0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -0.5f,
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0.5f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 0.5f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f
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}
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},
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// knight
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{
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// white
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{
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-5.0f, -4.0f, -3.0f, -3.0f, -3.0f, -3.0f, -4.0f, -5.0f,
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-4.0f, -2.0f, 0.0f, 0.0f, 0.0f, 0.0f, -2.0f, -4.0f,
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-3.0f, 0.0f, 1.0f, 1.5f, 1.5f, 1.0f, 0.0f, -3.0f,
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-3.0f, 0.5f, 1.5f, 2.0f, 2.0f, 1.5f, 0.5f, -3.0f,
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-3.0f, 0.0f, 1.5f, 2.0f, 2.0f, 1.5f, 0.0f, -3.0f,
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-3.0f, 0.5f, 1.0f, 1.5f, 1.5f, 1.0f, 0.5f, -3.0f,
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-4.0f, -2.0f, 0.0f, 0.5f, 0.5f, 0.0f, -2.0f, -4.0f,
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-5.0f, -4.0f, -3.0f, -3.0f, -3.0f, -3.0f, -4.0f, -5.0f
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},
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// black
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{
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f
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}
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},
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// bishop
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{
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// white
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{
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-2.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -2.0f,
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-1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -1.0f,
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-1.0f, 0.0f, 0.5f, 1.0f, 1.0f, 0.5f, 0.0f, -1.0f,
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-1.0f, 0.5f, 0.5f, 1.0f, 1.0f, 0.5f, 0.5f, -1.0f,
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-1.0f, 0.0f, 1.0f, 1.0f, 1.0f, 1.0f, 0.0f, -1.0f,
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-1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, -1.0f,
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-1.0f, 0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.5f, -1.0f,
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-2.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -2.0f
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},
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// black
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{
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-2.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -2.0f,
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-1.0f, 0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.5f, -1.0f,
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-1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, -1.0f,
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-1.0f, 0.0f, 1.0f, 1.0f, 1.0f, 1.0f, 0.0f, -1.0f,
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-1.0f, 0.5f, 0.5f, 1.0f, 1.0f, 0.5f, 0.5f, -1.0f,
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-1.0f, 0.0f, 0.5f, 1.0f, 1.0f, 0.5f, 0.0f, -1.0f,
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-1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -1.0f,
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-2.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -1.0f, -2.0f
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}
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},
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// queen
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{
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// white
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{
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-2.0f, -1.0f, -1.0f, -0.5f, -0.5f, -1.0f, -1.0f, -2.0f,
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-1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, -1.0f,
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-1.0f, 0.0f, 0.5f, 0.5f, 0.5f, 0.5f, 0.0f, -1.0f,
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-0.5f, 0.0f, 0.5f, 0.5f, 0.5f, 0.5f, 0.0f, -0.5f,
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0.0f, 0.0f, 0.5f, 0.5f, 0.5f, 0.5f, 0.0f, -0.5f,
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-1.0f, 0.5f, 0.5f, 0.5f, 0.5f, 0.5f, 0.0f, -1.0f,
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-1.0f, 0.0f, 0.5f, 0.0f, 0.0f, 0.0f, 0.0f, -1.0f,
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-2.0f, -1.0f, -1.0f, -0.5f, -0.5f, -1.0f, -1.0f, -2.0f
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},
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// black
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{
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
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0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f
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}
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},
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// king
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{
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// white
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{
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-3.0f, -4.0f, -4.0f, -5.0f, -5.0f, -4.0f, -4.0f, -3.0f,
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-3.0f, -4.0f, -4.0f, -5.0f, -5.0f, -4.0f, -4.0f, -3.0f,
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-3.0f, -4.0f, -4.0f, -5.0f, -5.0f, -4.0f, -4.0f, -3.0f,
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-3.0f, -4.0f, -4.0f, -5.0f, -5.0f, -4.0f, -4.0f, -3.0f,
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-2.0f, -3.0f, -3.0f, -4.0f, -4.0f, -3.0f, -3.0f, -2.0f,
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-1.0f, -2.0f, -2.0f, -2.0f, -2.0f, -2.0f, -2.0f, -1.0f,
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2.0f, 2.0f, 0.0f, 0.0f, 0.0f, 0.0f, 2.0f, 2.0f,
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2.0f, 3.0f, 1.0f, 0.0f, 0.0f, 1.0f, 3.0f, 2.0f
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},
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// black
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{
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2.0f, 3.0f, 1.0f, 0.0f, 0.0f, 1.0f, 3.0f, 2.0f,
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2.0f, 2.0f, 0.0f, 0.0f, 0.0f, 0.0f, 2.0f, 2.0f,
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-1.0f, -2.0f, -2.0f, -2.0f, -2.0f, -2.0f, -2.0f, -1.0f,
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-2.0f, -3.0f, -3.0f, -4.0f, -4.0f, -3.0f, -3.0f, -2.0f,
|
|
-3.0f, -4.0f, -4.0f, -5.0f, -5.0f, -4.0f, -4.0f, -3.0f,
|
|
-3.0f, -4.0f, -4.0f, -5.0f, -5.0f, -4.0f, -4.0f, -3.0f,
|
|
-3.0f, -4.0f, -4.0f, -5.0f, -5.0f, -4.0f, -4.0f, -3.0f,
|
|
-3.0f, -4.0f, -4.0f, -5.0f, -5.0f, -4.0f, -4.0f, -3.0f
|
|
}
|
|
}
|
|
};
|
|
|
|
public static ChessColor InverseColor(ChessColor color)
|
|
{
|
|
return color == ChessColor.White ? ChessColor.Black : ChessColor.White;
|
|
}
|
|
}
|
|
}
|