Othello Master - Application Documentation: Computation

board_map make_nth_best_move ( board_map inputboard, int color, int priority )

Description:
makes the Nth best move for color given N
Input:
the board that is dealt with, the color for which the move is carried out and the priority n where 1 is best choice
Returns:
the board after the move was carried out
int get_mobility_of_color ( board_map inputboard, int color )

Description:
gets the number of moves available
Input:
the board that is dealt with and the color for which the number is calculated
Returns:
the number of moves available
int evaluate_straight_lines_complete ( board_map input_board, int color )

Description:
calculate the value of the complete straight lines on the given board
Input:
the board that is dealt with and the color for which the value is calculated
Returns:
the value of the lines
int evaluate_diagonal_lines_complete ( board_map input_board, int color )

Description:
calculate the value of the complete diagonal lines on the given board
Input:
the board that is dealt with and the color for which the value is calculated
Returns:
the value of the lines
int evaluate_straight_lines_incomplete ( board_map input_board, int color )

Description:
calculate the value of the incomplete straight lines on the given board
Input:
the board that is dealt with and the color for which the value is calculated
Returns:
the value of the lines
int evaluate_diagonal_lines_incomplete ( board_map input_board, int color )

Description:
calculate the value of the incomplete diagonal lines on the given board
Input:
the board that is dealt with and the color for which the value is calculated
Returns:
the value of the lines
int evaluate_lines ( board_map input_board, int color )

Description:
calculates the value of the line occupancy for color gap in a given board
Input:
the board that is dealt with and the color for which the value is calculated
Returns:
the value required
int calculate_mobility_difference_of_board ( board_map inputboard, int color )

Description:
calculates the mobility value gap in a given board
Input:
the board that is dealt with and the color for which the advantage is calculated
Returns:
the mobility gap in board (positive if color's mobility is higher)
int calculate_score_difference_of_board ( board_map inputboard, int color )

Description:
calculates the score gap in a board
Input:
the board that is dealt with and the color for which the advantage is calculated
Returns:
the score gap in board (positive if color's score is higher)
int find_value_of_position ( int i, int j, int color )

Description:
finds the value of position i,j standing for A-H and 1-8.
Input:
the board coordinates ranging from 1-8 and the current color for randomisation reasons
Returns:
the value of the position inquired
int evaluate ( int color, board_map input_board )

Description:
evaluates the current position of the board from the point of view of color and assumes that color is currently up
Input:
the color for which the evaluation is carried out and the state of the board
Returns:
the evaluation value
board_map compute_move_for_color ( board_map inputboard, int color )

Description:
computes a complex move for a given colour
Input:
the colour of player whose turn it is, input board
Returns:
the board with the new stone put
int random_number ( int N )

Description:
returns a random integer between 0 and N
int zero_one_random ( void )

Description:
returns 0 or 1 randomly
int load_opening_library_file(char *filename)

Description:
load an opening library of Othello Master from a file given a filename
Entry:
filename is a pointer to the characters of the file to open
Returns:
true if save operation was successful, false otherwise
void init_opening_library ( void )

Description:
initialises the opening hashtable library
char* find_board_state_ident (void)

Description:
assigns the distinct identifier to a board state
void cpu_move ( int color )

Description:
makes a move on behalf of color using the CPU

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2. Computation