libcatwalk/include/directions.h

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2021-10-05 13:06:05 +02:00
/* CATWALK - Test your logic
Copyright (C) 2021 Valentin Moguerou
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULIAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/> */
#ifndef DIRECTIONS_H_INCLUDED
#define DIRECTIONS_H_INCLUDED
#include "route.h"
typedef struct
{
route *rt; // a directions object is linked to a route
int count; // number of possible moves
int cells[4][2]; // four directions : left, right, up, down
} directions;
/* Inits the directions object. */
directions *init_directions(route *rt);
/* Evaluates which cells are free.
Returns the number of moves */
int evaluate_directions(directions *dirs);
/* Moves randomly in rt */
void push_choose(route *rt, directions *dirs);
/* Destroys the directions object by freeing the memory. */
void delete_directions(directions *dirs);
#endif /* DIRECTIONS_H_INCLUDED */