empty.h File Reference

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Classes
struct	SquareList

Macros
#define	foreach_empty(empty, list)
#define	foreach_even_empty(empty, list, parity)
#define	foreach_odd_empty(empty, list, parity)

Typedefs
typedef struct SquareList	SquareList

Functions
static void	empty_remove (SquareList *empty)
	remove an empty square from the list.
static void	empty_restore (SquareList *empty)
	restore the list of empty squares

Detailed Description

List of empty squares.

Date

1998 - 2017

Author

Richard Delorme

Version

4.4

Macro Definition Documentation

foreach_empty

#define foreach_empty	(		empty,
			list )

Value:

        for ((empty) = (list)->next; (empty)->next; (empty) = (empty)->next)

Loop over all empty squares

foreach_even_empty

#define foreach_even_empty	(		empty,
			list,
			parity )

Value:

        for ((empty) = (list)->next; (empty)->next; (empty) = (empty)->next) if ((parity & empty->quadrant) == 0)

Loop over all empty squares on even quadrants

foreach_odd_empty

#define foreach_odd_empty	(		empty,
			list,
			parity )

Value:

        for ((empty) = (list)->next; (empty)->next; (empty) = (empty)->next) if (parity & empty->quadrant)

Loop over all empty squares on odd quadrants

Typedef Documentation

SquareList

typedef struct SquareList SquareList

double linked list of squares

Function Documentation

empty_remove()

static void empty_remove ( SquareList * empty )

inlinestatic

remove an empty square from the list.

Parameters

empty

empty square.

empty_restore()

static void empty_restore ( SquareList * empty )

inlinestatic

restore the list of empty squares

Parameters

empty

empty square.