borgware-2d/games/breakout/ball.h

41 lines
1.1 KiB
C

/*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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, write to the Free Software Foundation, Inc., 59 Temple
* Place - Suite 330, Boston, MA 02111-1307 USA.
*
* Author & Copyright (C) 2010: Soeren Heisrath (forename@surename.org)
*
*/
#include "common.h"
#ifndef BALL_H
#define BALL_H
typedef struct
{
int16_t x;
int16_t y;
int16_t dir_x; /* direction vector */
int16_t dir_y;
uint8_t strength;
} ball_t;
/* @description Called once per game tick. Move the ball further along it's vector.
*/
void ball_think (ball_t *in_ball);
void ball_draw (ball_t *);
void ball_spawn_default (ball_t *in_b);
#endif /* BALL_H */