Correction de colission

player.c

@@ -29,7 +29,7 @@ struct coordonee position_to(int col, int row, enum Direction direction)
 void move_player(struct Grid *grid, enum Direction direction)
 {
   struct coordonee next_position = position_to(grid->position->col, grid->position->row, direction);
-  if (get_grid(grid, next_position.col, next_position.row))
+  if (get_grid(grid, next_position.col, next_position.row) == NONE)
   {
     grid->position->col = next_position.col;
     grid->position->row = next_position.row;