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#ifndef GUARD_CONSTANTS_DIRECTION_H
#define GUARD_CONSTANTS_DIRECTION_H
#define DIRECTION_MASK 7
enum Direction
{
DIRECTION_SOUTH,
DIRECTION_SOUTHEAST,
DIRECTION_EAST,
DIRECTION_NORTHEAST,
DIRECTION_NORTH,
DIRECTION_NORTHWEST,
DIRECTION_WEST,
DIRECTION_SOUTHWEST,
NUM_DIRECTIONS
};
#endif
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