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

33 lines
632 B
C

#ifndef BALL_H
#define BALL_H
#include <stdint.h>
#include "common.h"
typedef struct
{
uint16_t x;
uint16_t y;
int16_t dir_x; /* direction vector */
int16_t dir_y;
uint8_t strength;
} ball_t;
void ball_spawn (ball_t *in_ball, uint16_t in_x, uint16_t in_y, int16_t in_dir_x, int16_t in_dir_y, uint8_t in_strength)
{
in_ball->x = in_x;
in_ball->y = in_y;
in_ball->dir_x = in_dir_x;
in_ball->dir_y = in_dir_y;
in_ball->strength = in_strength;
}
/* @description Called once per game tick. Move the ball further along it's vector.
*/
void ball_think (ball_t *in_ball);
void ball_die (ball_t *in_b);
#endif /* BALL_H */