hero.c

#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <avr/io.h>
#include <util/delay.h>
#include <graphics.h>
#include "cpu_speed.h"
#include "friendly_ports.h"
#include "sprite.h"
#include "graphics.h"
#include "hero.h"

void update_hero( Sprite * hero );

void play_hero(void){


byte bitmap1[] = {
		BYTE( 10100000 ),
		BYTE( 11100000 ),
		BYTE( 10100000 ),
		BYTE( 00000000 ),
		BYTE( 00000000 ),
		BYTE( 00000000 ),
		BYTE( 00000000 ),
		BYTE( 00000000 )
	};

	Sprite hero;
	init_sprite( &hero, 40, 23, 3, 3, bitmap1 );
	hero.is_visible = 1;
	//srandom( 5198985 );
	//double angle = ((double)random()) * 2 * M_PI / RANDOM_MAX;
	hero.dx = 1;
	hero.dy = 0;

	//while(1){
	update_hero ( &hero);
	draw_sprite( &hero);

	refresh();

// move forward 1 pixel until hit walls

}



/*  void turn_hero (Sprite * hero, double degrees){
		double angle = degrees * 3.1416 / 180;
		double c = cos (angle);
		double s = sin (angle);

		float newdx = c * hero->dx - s * hero->dy;
		float newdy = s * hero->dx + c * hero->dy;
		hero->dx = round(newdx);
		hero->dy = round(newdy);
	}  */



void update_hero( Sprite * hero ) {
	hero->x += hero->dx;
	hero->y += hero->dy;

	 if ( hero->x >= LCD_X - hero->width || hero->x < 40 ) {
		hero->dx = -hero->dx;
	}

	if ( hero->y >= LCD_Y - hero->height || hero->y < 0 ) {
		hero->dy = -hero->dy;
	}
}