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Add VisualizeBitboard function to BitboardHelepr

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This commit is contained in:
Sebastian Lague 2023-07-25 21:45:08 +02:00
parent a71ba0dc9c
commit 6ae5aa695f
2 changed files with 60 additions and 15 deletions
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10
Chess-Challenge/src/API/BitboardHelper.cs
View file

@ -1,6 +1,7 @@
namespace ChessChallenge.API
{
using ChessChallenge.Application;
using ChessChallenge.Chess;
/// <summary>
@ -99,6 +100,15 @@ namespace ChessChallenge.API
{
return isWhite ? Bits.WhitePawnAttacks[square.Index] : Bits.BlackPawnAttacks[square.Index];
}
public static void VisualizeBitboard(ulong bitboard)
{
BoardUI.VisualizeBitboardEnabled = true;
BoardUI.BitboardToVisualize = bitboard;
}
public static void StopVisualizingBitboard() => BoardUI.VisualizeBitboardEnabled = false;
static ulong GetRookAttacks(Square square, ulong blockers)
{
ulong mask = Magic.RookMask[square.Index];

65
Chess-Challenge/src/Framework/Application/UI/BoardUI.cs
View file

@ -10,6 +10,8 @@ namespace ChessChallenge.Application
{
public class BoardUI
{
// Board settings
const int squareSize = 100;
const double moveAnimDuration = 0.15;
bool whitePerspective = true;
@ -19,6 +21,12 @@ namespace ChessChallenge.Application
static readonly Color inactiveTextCol = new(100, 100, 100, 255);
static readonly Color nameCol = new(67, 204, 101, 255);
// Bitboard debug mode
public static bool VisualizeBitboardEnabled { get; set; }
public static ulong BitboardToVisualize { get; set; }
static readonly Color bitboardColZERO = new(61, 121, 217, 200);
static readonly Color bitboardColONE = new(252, 43, 92, 200);
// Colour state
Color topTextCol;
Color bottomTextCol;
@ -195,34 +203,50 @@ namespace ChessChallenge.Application
}
DrawBorder();
for (int y = 0; y < 8; y++)
ForEachSquare(DrawSquare);
if (isAnimatingMove)
{
for (int x = 0; x < 8; x++)
{
DrawSquare(x, y);
}
UpdateMoveAnimation(animT);
}
if (VisualizeBitboardEnabled)
{
ForEachSquare(DrawBitboardDebugOverlaySquare);
}
if (isDraggingPiece)
{
DrawPiece(board.Square[dragSquare], dragPos - new Vector2(squareSize * 0.5f, squareSize * 0.5f));
}
if (isAnimatingMove)
{
Coord startCoord = new Coord(moveToAnimate.StartSquareIndex);
Coord targetCoord = new Coord(moveToAnimate.TargetSquareIndex);
Vector2 startPos = GetSquarePos(startCoord.fileIndex, startCoord.rankIndex, whitePerspective);
Vector2 targetPos = GetSquarePos(targetCoord.fileIndex, targetCoord.rankIndex, whitePerspective);
Vector2 animPos = Vector2.Lerp(startPos, targetPos, (float)animT);
DrawPiece(board.Square[moveToAnimate.StartSquareIndex], animPos);
}
// Reset state
isDraggingPiece = false;
}
static void ForEachSquare(Action<int, int> action)
{
for (int y = 0; y < 8; y++)
{
for (int x = 0; x < 8; x++)
{
action(x, y);
}
}
}
void UpdateMoveAnimation(double animT)
{
Coord startCoord = new Coord(moveToAnimate.StartSquareIndex);
Coord targetCoord = new Coord(moveToAnimate.TargetSquareIndex);
Vector2 startPos = GetSquarePos(startCoord.fileIndex, startCoord.rankIndex, whitePerspective);
Vector2 targetPos = GetSquarePos(targetCoord.fileIndex, targetCoord.rankIndex, whitePerspective);
Vector2 animPos = Vector2.Lerp(startPos, targetPos, (float)animT);
DrawPiece(board.Square[moveToAnimate.StartSquareIndex], animPos);
}
public void DrawPlayerNames(string nameWhite, string nameBlack, int timeWhite, int timeBlack, bool isPlaying)
{
string nameBottom = whitePerspective ? nameWhite : nameBlack;
@ -338,6 +362,17 @@ namespace ChessChallenge.Application
}
}
void DrawBitboardDebugOverlaySquare(int file, int rank)
{
bool isSet = BitBoardUtility.ContainsSquare(BitboardToVisualize, new Coord(file,rank).SquareIndex);
Color col = isSet ? bitboardColONE : bitboardColZERO;
Vector2 squarePos = GetSquarePos(file, rank, whitePerspective);
Raylib.DrawRectangle((int)squarePos.X, (int)squarePos.Y, squareSize, squareSize, col);
Vector2 textPos = squarePos + new Vector2(squareSize, squareSize) / 2;
DrawText(isSet ? "1" : "0", textPos, 50, 0, Color.WHITE, AlignH.Centre);
}
static Vector2 GetSquarePos(int file, int rank, bool whitePerspective)
{
const int boardStartX = -squareSize * 4;