public void addedToEngine(Engine engine) {
movedEntities =
engine.getEntitiesFor(
Family.getFamilyFor(
BoundsComponent.class, PositionComponent.class, MovementComponent.class));
entities = engine.getEntitiesFor(Family.getFamilyFor(BoundsComponent.class));
}
// Gibt Gegner Position zur�ueck, die am naechersten ist, falls keiner im
// Sichtfeld = null
public Entity searchTarget() {
ComponentMapper<PositionComponent> pm = ComponentMapper.getFor(PositionComponent.class);
Entity result = null;
ImmutableArray<Entity> entities = engine.getEntities();
float smallestDistance = sightRadius * sightRadius;
float collisionDistance = 30f;
for (Entity entity : entities) {
// check if entity is a point of interest
if (entity.getClass() == PointOfInterestEntity.class) {
PointOfInterestEntity pie = (PointOfInterestEntity) entity;
PositionComponent piePosition = pm.get(pie);
// if the POI is a target and the distance < collision distance => collision
if (team == Team.GREEN
&& pie.toString() == "target"
&& piePosition.position.dst2(pm.get(this).position)
<= (collisionDistance * collisionDistance)) {
// add a new green boid entity
BoidEntity boidR = new BoidEntity(BoidEntity.Team.GREEN, engine, new EvadeState());
boidR.add(new PositionComponent());
pm.get(boidR).position = piePosition.position.cpy();
boidR.add(new VelocityComponent());
boidR.add(new RenderComponent());
boidR.add(new BoidCenterComponent());
boidR.add(new BoidDistanceComponent());
boidR.add(new BoidMatchVelocityComponent());
boidR.add(new RessourceComponent());
boidR.setPointOfInterest(pie);
engine.addEntity(boidR);
// heal the boid that collected the cross
this.resetRessources();
// set new target position
piePosition.position.set(
MathUtils.random(0, Gdx.graphics.getWidth()),
MathUtils.random(0, Gdx.graphics.getHeight()));
}
}
if (entity.getComponent(BoidCenterComponent.class) == null) continue;
BoidEntity currentBoid = (BoidEntity) entity;
float newDistance = pm.get(this).position.dst2(pm.get(currentBoid).position);
// Checke falls Gegner in Sicht => pursue Gegner
if (this.team != currentBoid.team && newDistance < smallestDistance) {
smallestDistance = newDistance;
result = currentBoid;
}
}
return result;
}
private void updateRunning(float deltaTime) {
// Implement Pause button check here
/* See ashley-jumper -> GameScreen -> line 155 */
ApplicationType appType = Gdx.app.getType();
float accelX = 0.0f;
boolean fireMissile = false;
if (appType == ApplicationType.Android || appType == ApplicationType.iOS) {
accelX = Gdx.input.getAccelerometerX();
if (Gdx.input.isTouched()) {
fireMissile = true;
}
} else {
if (Gdx.input.isKeyPressed(Keys.DPAD_LEFT)) {
accelX = 5f;
}
if (Gdx.input.isKeyPressed(Keys.DPAD_RIGHT)) {
accelX = -5f;
}
if (Gdx.input.isKeyPressed(Keys.F)) {
fireMissile = true;
}
}
engine.getSystem(DefenderSystem.class).setAccelX(accelX);
engine.getSystem(DefenderSystem.class).setIsFiring(fireMissile);
// Check if all aliens are gone
ImmutableArray<Entity> aliens =
engine.getEntitiesFor(
Family.all(
AlienComponent.class,
BoundsComponent.class,
MovementComponent.class,
TransformComponent.class,
StateComponent.class)
.get());
if (aliens.size() == 0) {
world.state = World.WORLD_STATE_GAME_OVER;
}
if (world.state == World.WORLD_STATE_GAME_OVER) {
state = GAME_OVER;
pauseSystems();
}
}
public MainGameScreen(SpaceInvadersGame game) {
this.game = game;
state = GAME_RUNNING;
guiCam = new OrthographicCamera(640, 480);
guiCam.position.set(640 / 2, 480 / 2, 0);
touchPoint = new Vector3();
collisionListener =
new CollisionListener() {
@Override
public void jump() {}
@Override
public void hit() {}
@Override
public void highJump() {}
@Override
public void coin() {}
};
engine = new Engine();
world = new World(engine);
engine.addSystem(new DefenderSystem(world));
engine.addSystem(new AlienSystem(world));
engine.addSystem(new CameraSystem());
engine.addSystem(new MovementSystem());
engine.addSystem(new BoundsSystem());
engine.addSystem(new StateSystem());
engine.addSystem(new AnimationSystem());
engine.addSystem(new CollisionSystem(world, collisionListener));
engine.addSystem(new RenderingSystem(game.batcher));
world.create();
lastScore = 0;
scoreString = "SCORE: 0";
resumeSystems();
}
private void resumeSystems() {
// engine.getSystem(BobSystem.class).setProcessing(true);
// engine.getSystem(SquirrelSystem.class).setProcessing(true);
// engine.getSystem(PlatformSystem.class).setProcessing(true);
// engine.getSystem(GravitySystem.class).setProcessing(true);
engine.getSystem(MovementSystem.class).setProcessing(true);
engine.getSystem(BoundsSystem.class).setProcessing(true);
engine.getSystem(StateSystem.class).setProcessing(true);
engine.getSystem(AnimationSystem.class).setProcessing(true);
engine.getSystem(CollisionSystem.class).setProcessing(true);
engine.getSystem(DefenderSystem.class).setProcessing(true);
engine.getSystem(AlienSystem.class).setProcessing(true);
}
public void update(float deltaTime) {
if (deltaTime > 0.1f) deltaTime = 0.1f;
engine.update(deltaTime);
switch (state) {
case GAME_READY:
updateReady();
break;
case GAME_RUNNING:
updateRunning(deltaTime);
break;
case GAME_PAUSED:
// updatePaused();
break;
case GAME_LEVEL_END:
// updateLevelEnd();
break;
case GAME_OVER:
// updateGameOver();
break;
}
}
// Kill if dead
public void processEntity(Entity entity, float deltaTime) {
if (Mappers.life.get(entity).justDied) {
Mappers.life.get(entity).updateJustDied();
if (Mappers.type.get(entity).type == TypeComponent.EntityType.Altar) {
UltraManager.setState(UltraManager.State.GameOverDialog);
return;
}
if (Mappers.enemy.has(entity)) {
if (--SpawnSystem.aliveEnemies == 0 && SpawnSystem.lastRound) {
ItemFactory.spawnAltarEnabler(
Mappers.position.get(entity).x,
Mappers.position.get(entity).y,
ItemSpawnSystem.getAltarEnablerId());
}
}
AudioManager.kill.play();
PositionComponent pos = Mappers.position.get(entity);
FXFactory.makeDissapearEnemy(
pos.x, pos.y, Mappers.enemy.get(entity), Mappers.render_comp.get(entity).invert);
engine.removeEntity(entity);
}
}
@Override
public void addedToEngine(Engine engine) {
entities = engine.getEntitiesFor(Family.all(PositionComponent.class).get());
}
@Override
public void addedToEngine(Engine engine) {
entities =
engine.getEntitiesFor(Family.all(BodyComponent.class).exclude(PlayerComponent.class).get());
players = engine.getEntitiesFor(Family.all(PlayerComponent.class).get());
}
public void addedToEngine(Engine engine) {
player = engine.getEntitiesFor(Family.all(PlayerSteerableComponent.class).get());
entities = engine.getEntitiesFor(Family.all(TalkComponent.class).get());
}