breakhack/src/map_room_modifiers.c

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/*
* BreakHack - A dungeone crawler RPG
* Copyright (C) 2018 Linus Probert <linus.probert@gmail.com>
*
* 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 PARTICULAR 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 <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include "map_room_modifiers.h"
#include "player.h"
#include "roommatrix.h"
#include "position.h"
void
map_room_modifier_player_effect(Player *player,
RoomMatrix *matrix,
Vector2d *direction,
void (*move_cb)(Player*, RoomMatrix*, Vector2d))
{
Position matrixPos = position_to_matrix_coords(&player->sprite->pos);
if (matrix->modifier->type == RMOD_TYPE_WINDY
&& !vector2d_equals(*direction, VECTOR2D_NODIR)
&& matrixPos.x > 0 && matrixPos.x < MAP_ROOM_WIDTH-1
&& matrixPos.y > 0 && matrixPos.y < MAP_ROOM_HEIGHT-1)
{
if (!vector2d_is_opposite(*direction, matrix->modifier->data.wind.direction)) {
move_cb(player, matrix, matrix->modifier->data.wind.direction);
}
}
}