From 2c2a70b69869f149c0407a62f1bf4c39899027a7 Mon Sep 17 00:00:00 2001
From: Aargh Rai <aargh.rai+git@gmail.com>
Date: Wed, 27 May 2026 18:02:44 +0530
Subject: restructing

---
 src/bitboard.h | 69 ----------------------------------------------------------
 1 file changed, 69 deletions(-)
 delete mode 100644 src/bitboard.h

(limited to 'src/bitboard.h')

diff --git a/src/bitboard.h b/src/bitboard.h
deleted file mode 100644
index 912cad0..0000000
--- a/src/bitboard.h
+++ /dev/null
@@ -1,69 +0,0 @@
-#ifndef BITBOARD_H
-#define BITBOARD_H
-
-#include "ints.h"
-
-typedef u64 bitboard_t;
-
-enum {
-  WHITE_KING,
-  WHITE_QUEEN,
-  WHITE_ROOK,
-  WHITE_BISHOP,
-  WHITE_KNIGHT,
-  WHITE_PAWN,
-  BLACK_KING,
-  BLACK_QUEEN,
-  BLACK_ROOK,
-  BLACK_BISHOP,
-  BLACK_KNIGHT,
-  BLACK_PAWN,
-  PIECE_TYPE_COUNT,
-};
-
-enum {
-  WHITE_SHORT_CASTLE,
-  WHITE_LONG_CASTLE,
-  BLACK_SHORT_CASTLE,
-  BLACK_LONG_CASTLE,
-};
-
-enum {
-  WHITE_TURN,
-  BLACK_TURN,
-};
-
-#define BITMASK_RANK_1 255ULL
-#define BITMASK_RANK_2 65280ULL
-#define BITMASK_RANK_3 16711680ULL
-#define BITMASK_RANK_4 4278190080ULL
-#define BITMASK_RANK_5 1095216660480ULL
-#define BITMASK_RANK_6 280375465082880ULL
-#define BITMASK_RANK_7 71776119061217280ULL
-#define BITMASK_RANK_8 18374686479671623680ULL
-#define BITMASK_FILE_A 72340172838076673ULL
-#define BITMASK_FILE_B 144680345676153346ULL
-#define BITMASK_FILE_C 289360691352306692ULL
-#define BITMASK_FILE_D 578721382704613384ULL
-#define BITMASK_FILE_E 1157442765409226768ULL
-#define BITMASK_FILE_F 2314885530818453536ULL
-#define BITMASK_FILE_G 4629771061636907072ULL
-#define BITMASK_FILE_H 9259542123273814144ULL
-
-#define occupied_by(bitboard, index) (bitboard & ((bitboard_t)1 << index))
-
-typedef struct {
-  bitboard_t bitboards[PIECE_TYPE_COUNT];
-  u8 castling;
-  u8 turn;
-  u8 passantable_file;
-} position_t;
-
-position_t position_starting();
-void assert_valid_position(position_t position);
-bitboard_t whites(position_t position);
-bitboard_t blacks(position_t position);
-
-void print_bitboard(bitboard_t bitboard);
-
-#endif // BITBOARD_H
-- 
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