Ejemplo n.º 1
0
/**
* Call outside of scene graph traversal
*/
void tc3DModel::UpdateEffects()
{
    
    bool disableSmoke = ((smokeMode == tc3DModel::OFF) || !mesh->IsEnabled() ||
        (gameObj && gameObj->parent) || (distanceFromCamera > 2000));
    bool smokeDisabled = !IsSmokeEnabled();

    if (disableSmoke != smokeDisabled)
    {
        if (disableSmoke)
        {
            DisableSmoke();
        }
        else
        {
            EnableSmoke();
        }
    }

    /*
    if (!disableSmoke)
    {
        double gameTime = gameObj->mfStatusTime;

        for (size_t k=0; k<smokeTrails.size(); k++)
        {
            //float particleTime = float(gameTime - smokeTrails[k].createTime);
            //smokeTrails[k].particleSystem->UpdateEx(0, particleTime);
        }
    }
    */

    if (mesh->IsEnabled())
    {
	    UpdateExplosions();
    }

}
int main(void)
{
	// don't forget to put allegro-5.0.10-monolith-md-debug.lib
	//primitive variable
	bool done = false;
	bool redraw = true;
	const int FPS = 60;
	bool isGameOver = false;

	//object variables
	spaceShip ship;
	Bullet bullets[NUM_BULLETS];
	Comet comets[NUM_COMETS];
	Explosion explosions[NUM_EXPLOSIONS];

	//Allegro variables
	ALLEGRO_DISPLAY *display = NULL;
	ALLEGRO_EVENT_QUEUE *event_queue = NULL;
	ALLEGRO_TIMER *timer = NULL;
	ALLEGRO_FONT *font18 = NULL;
	ALLEGRO_BITMAP *shipImage;
	ALLEGRO_BITMAP *cometImage;
	ALLEGRO_BITMAP *expImage;
	ALLEGRO_SAMPLE * sample = NULL;
	ALLEGRO_SAMPLE * sample2 = NULL;
	ALLEGRO_SAMPLE * sample3 = NULL;
	ALLEGRO_SAMPLE_INSTANCE * instance1 = NULL;
	ALLEGRO_SAMPLE_INSTANCE * instance2 = NULL;
	ALLEGRO_SAMPLE_INSTANCE * instance3 = NULL;

	//Initialization Functions
	if(!al_init())										//initialize Allegro
		return -1;

	display = al_create_display(WIDTH, HEIGHT);			//create our display object

	if(!display)										//test display object
		return -1;

	al_init_primitives_addon();
	al_install_keyboard();
	al_init_font_addon();
	al_init_ttf_addon();
	al_init_image_addon();
	al_install_audio(); // always initialize audio before the codecs
	al_init_acodec_addon();
	
	al_reserve_samples(10); // reserves numbers of samples/ channels or voices

	sample = al_load_sample("chirp.ogg");
	sample2 = al_load_sample("static.ogg");
	sample3 = al_load_sample("JSS - Our Song.ogg");

	instance1 = al_create_sample_instance(sample);
	instance2 = al_create_sample_instance(sample2);
	instance3 = al_create_sample_instance(sample3);	

	al_set_sample_instance_playmode(instance3, ALLEGRO_PLAYMODE_LOOP);

	al_attach_sample_instance_to_mixer(instance1, al_get_default_mixer());
    al_attach_sample_instance_to_mixer(instance2, al_get_default_mixer());
	al_attach_sample_instance_to_mixer(instance3, al_get_default_mixer());

	event_queue = al_create_event_queue();
	timer = al_create_timer(1.0 / FPS);

	cometImage = al_load_bitmap("asteroid-1-96.png");
	//above does not need convert_mask_to_alpha because it is tranparent background in sprite sheet
	shipImage = al_load_bitmap("Spaceship_by_arboris.png");
	al_convert_mask_to_alpha(shipImage,al_map_rgb(255,0,255));

	expImage = al_load_bitmap("explosion_3_40_128.png");

	srand(time(NULL));
	InitShip(ship, shipImage);
	InitBullet(bullets, NUM_BULLETS);
	InitComet(comets, NUM_COMETS, cometImage);
	InitExplosions(explosions, NUM_EXPLOSIONS, expImage);

	font18 = al_load_font("arial.ttf", 18, 0);

	al_register_event_source(event_queue, al_get_keyboard_event_source());
	al_register_event_source(event_queue, al_get_timer_event_source(timer));
	al_register_event_source(event_queue, al_get_display_event_source(display));

	al_play_sample_instance(instance3);

	al_start_timer(timer);
	while(!done)
	{
		ALLEGRO_EVENT ev;
		al_wait_for_event(event_queue, &ev);

		if(ev.type == ALLEGRO_EVENT_TIMER)
		{
			redraw = true;
			int soundX = ship.x;
			int soundY = ship.y;
			
			if(keys[UP])
				MoveShipUp(ship);
			else if(keys[DOWN])
				MoveShipDown(ship);
			else
				ResetShipAnimation(ship,1);
			if(keys[LEFT])
				MoveShipLeft(ship);
			else if(keys[RIGHT])
				MoveShipRight(ship);
			else
				ResetShipAnimation(ship, 2);
			
			if(soundX != ship.x || soundY != ship.y){
				//al_play_sample(sample, 1,0,1, ALLEGRO_PLAYMODE_ONCE, NULL);
				al_play_sample_instance(instance1);
			}
			if (ship.x -10 < 0 || ship.x + 10 > WIDTH || ship.y - 10 < 0 || ship.y + 10 > HEIGHT){
				al_play_sample_instance(instance2);
			}

			if(!isGameOver)
			{
				UpdateExplosions(explosions, NUM_EXPLOSIONS);
				UpdateBullet(bullets, NUM_BULLETS);
				StartComet(comets, NUM_COMETS);
				UpdateComet(comets, NUM_COMETS);
				CollideBullet(bullets, NUM_BULLETS, comets, NUM_COMETS, ship, explosions, NUM_EXPLOSIONS);
				CollideComet(comets, NUM_COMETS, ship, explosions, NUM_BULLETS);

				if(ship.lives <= 0)
					isGameOver = true;
			}
		}
		else if(ev.type == ALLEGRO_EVENT_DISPLAY_CLOSE)
		{
			done = true;
		}
		else if(ev.type == ALLEGRO_EVENT_KEY_DOWN)
		{
			switch(ev.keyboard.keycode)
			{
			case ALLEGRO_KEY_ESCAPE:
				done = true;
				break;
			case ALLEGRO_KEY_UP:
				keys[UP] = true;
				break;
			case ALLEGRO_KEY_DOWN:
				keys[DOWN] = true;
				break;
			case ALLEGRO_KEY_LEFT:
				keys[LEFT] = true;
				break;
			case ALLEGRO_KEY_RIGHT:
				keys[RIGHT] = true;
				break;
			case ALLEGRO_KEY_SPACE:
				keys[SPACE] = true;
				FireBullet(bullets, NUM_BULLETS, ship);
				break;
			}
		}
		else if(ev.type == ALLEGRO_EVENT_KEY_UP)
		{
			switch(ev.keyboard.keycode)
			{
			case ALLEGRO_KEY_ESCAPE:
				done = true;
				break;
			case ALLEGRO_KEY_UP:
				keys[UP] = false;
				break;
			case ALLEGRO_KEY_DOWN:
				keys[DOWN] = false;
				break;
			case ALLEGRO_KEY_LEFT:
				keys[LEFT] = false;
				break;
			case ALLEGRO_KEY_RIGHT:
				keys[RIGHT] = false;
				break;
			case ALLEGRO_KEY_SPACE:
				keys[SPACE] = false;
				break;
			}
		}

		if(redraw && al_is_event_queue_empty(event_queue))
		{
			redraw = false; 

			if(!isGameOver)
			{
				DrawShip(ship);
				if(al_get_sample_instance_playing(instance1)){
					al_draw_text(font18, al_map_rgb(255,255,255),5,30,0, "Instance 1 is playing");
				}
				if(al_get_sample_instance_playing(instance2)){
					al_draw_text(font18, al_map_rgb(255,255,255),WIDTH - 5,30,ALLEGRO_ALIGN_RIGHT, "Instance 2 is playing");
				}
				if(al_get_sample_instance_playing(instance3)){
					al_draw_textf(font18, al_map_rgb(255,255,255),5,HEIGHT - 30,0, "Instance 3 is playing: %.1f %%", al_get_sample_instance_position(instance3) / (float)al_get_sample_instance_length(instance3) * 100);
				}

				DrawBullet(bullets, NUM_BULLETS);
				DrawComet(comets, NUM_COMETS);
				DrawExplosions(explosions, NUM_EXPLOSIONS);

				al_draw_textf(font18, al_map_rgb(255, 0, 255), 5, 5, 0, "Player has %i lives left. Player has destroyed %i objects", ship.lives, ship.score);
			}
			else
			{
				al_draw_textf(font18, al_map_rgb(0, 255, 255), WIDTH / 2, HEIGHT / 2, ALLEGRO_ALIGN_CENTRE, "Game Over. Final Score: %i", ship.score);
			}
		
			al_flip_display();
			al_clear_to_color(al_map_rgb(0,0,0));
		}
	}

	al_destroy_sample_instance(instance1);
	al_destroy_sample_instance(instance2);
	al_destroy_sample_instance(instance3);
	al_destroy_sample(sample);
	al_destroy_sample(sample2);
	al_destroy_sample(sample3);
	al_destroy_bitmap(expImage);
	al_destroy_bitmap(shipImage);
	al_destroy_bitmap(cometImage);
	al_destroy_event_queue(event_queue);
	al_destroy_timer(timer);
	al_destroy_font(font18);
	al_destroy_display(display);						//destroy our display object

	return 0;
}