Delete legal_move.c

legal_move.c

-/* Move generation */
-
-
-
-int  legal_move(int sq, int side){
-	
-	if(!side) // white side
-	{
-		// moving pawns
-		if( (sq+17 & 0x88)==0 && board[sq+17] == P )
-		{
-			return 1;
-		
-		}
-		
-		if( (sq+15 & 0x88)==0 && board[sq+15] == P )
-		{
-			return 1;
-		
-		}
-	}
-		
-	else{
-	
-		if( (sq-17 & 0x88)==0 && board[sq-17] == p )
-		{
-			return 1;
-		
-		}
-			
-		if( (sq-15 & 0x88)==0 && board[sq-15] == p )
-		{
-			return 1;
-		
-		}
-	
-	}	
-	// moving knights
-	for (int i = 0; i < 8; i++)
-    	{
-	
-		int target_square = sq + moves_knight[i];
-		int target_piece = board[target_square];
-		
-		if (!(target_square & 0x88))
-		{
-		    if (!side ? target_piece == N : target_piece == n)
-			return 1;
-		} 
-	}	
-	
-
-	// moving bishop
-	for (int i = 0; i < 4; i++)
-    	{
-        
-		int target_square = sq + moves_bishop[i];
-		while (!(target_square & 0x88))
-		{
-		    int target_piece = board[target_square];
-		    
-		   
-		    if (!side ? (target_piece == B || target_piece == Q) : (target_piece == b || target_piece == q))
-		        return 1;
-
-		    
-		    if (target_piece)
-		        break;
-		    target_square += moves_bishop[i];
-		}
-       }
-       // Moving king
-       	 for (int i = 0; i < 8; i++)
-	{
-		int target_square = sq + moves_king[i];
-
-		int target_piece = board[target_square];
-
-		if (!(target_square & 0x88))
-		{
-		    if (!side ? target_piece == K : target_piece == k)
-			return 1;
-		} 
-	}
-	// moving the queen and the rook
-	    for (int i = 0; i < 4; i++)
-	    {
-		int target_square = sq + moves_rook[i];		
-		while (!(target_square & 0x88))
-		{
-		    int target_piece = board[target_square];
-		    if (!side ? (target_piece == R || target_piece == Q) : (target_piece == r || target_piece == q))
-		        return 1;
-
-		    if (target_piece)
-		        break;
-		
-		    target_square += moves_rook[i];
-		}
-    
-  	 }
-  	 return 0;
-
-}
-
-
-void print_possible_moves(int side){
-
-	for(int i = 0 ; i<8 ; i++){//loop over the ranks
-		for(int j=0;j<16;j++ ){// loop over the files
-			int square = 16 * i + j; 
-			if(j == 0){
-				printf("%d   " , 8-i); // print ranks
-			}
-			
-			// print the board's valid quares
-			if(!(square & 0x88)){
-
-				printf(" %c " ,legal_move(square,side) ? 'x' : '.');
-			}
-		}
-		printf("\n");
-	}
-	printf("\n     a  b  c  d  e  f  g  h \n\n\n"); // print files
-
-
-}