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#include <lua.h>#include <lualib.h>#include <lauxlib.h>#include <allegro.h>volatile long speed_counter = 0;volatile bool close_button_pressed = false;int playerx = 0;int playery = 0;int tilex = 32;int tiley = 32; void increment_speed_counter() {	speed_counter++;}END_OF_FUNCTION(increment_speed_counter);void close_button_handler() {     close_button_pressed = false;}END_OF_FUNCTION(close_button_handler);allegro_init();install_keyboard();install_timer();LOCK_VARIABLE(speed_counter);LOCK_FUNCTION(increment_speed_counter);LOCK_FUNCTION(close_button_handler);	install_int_ex(increment_speed_counter, BPS_TO_TIMER(5));set_color_depth(16);set_gfx_mode(GFX_AUTODETECT_WINDOWED, 640,480,0,0);set_window_title("MMORPG Client"); set_close_button_callback(close_button_handler);BITMAP *playerpic;playerpic = load_bitmap("data/images/players/player.bmp", NULL);BITMAP *buffer;buffer = create_bitmap(640,480);   int main(int argc, char *argv[]) {	while(!key[KEY_ESC] || !close_button_pressed) {		while(speed_counter > 0) {			if(key[KEY_RIGHT])			{				playerx++;			}			if(key[KEY_LEFT])			{				playerx--;			}			if(key[KEY_UP])			{				playery--;			}			if(key[KEY_DOWN])			{				playery++;			}						speed_counter --;		}				draw_sprite(buffer, playerpic, playerx*tilex, playery*tiley);		blit(buffer, screen, 0,0,0,0,640,640);		clear_bitmap(buffer);																																																									release_screen();// Release it	}	destroy_bitmap(playerpic);	destroy_bitmap(buffer);	return 0;}END_OF_MAIN()