public SpoutEntity(
SpoutEngine engine,
Transform transform,
Controller controller,
int viewDistance,
UUID uid,
boolean load) {
id.set(NOTSPAWNEDID);
this.transform.set(transform);
if (uid != null) {
this.uid = uid;
} else {
this.uid = UUID.randomUUID();
}
chunkLive = new AtomicReference<Chunk>();
entityManagerLive = new AtomicReference<EntityManager>();
controllerLive = new AtomicReference<Controller>();
if (transform != null && load) {
chunkLive.set(transform.getPosition().getWorld().getChunkFromBlock(transform.getPosition()));
entityManagerLive.set(((SpoutRegion) chunkLive.get().getRegion()).getEntityManager());
}
viewDistanceLive.set(viewDistance);
controllerLive.set(controller);
if (controller != null) {
controller.attachToEntity(this);
if (controller instanceof PlayerController) {
setObserver(true);
}
}
}
@Override
public void updateView() {
Transform transform =
((PredictableTransformComponent) getOwner().getTransform()).getRenderTransform();
if (transform != null) {
Matrix pos = MathHelper.translate(transform.getPosition().multiply(-1));
Matrix rot = MathHelper.rotate(transform.getRotation());
view = pos.multiply(rot);
frustum.update(projection, view, transform.getPosition());
}
}
private void updateObserver() {
// Player view distance is handled in the network synchronizer
if (controllerLive.get() instanceof PlayerController) {
return;
}
int viewDistance = (getViewDistance() + 15) / Chunk.CHUNK_SIZE; // round up
World w = transform.getPosition().getWorld();
int cx = chunkLive.get().getX();
int cy = chunkLive.get().getY();
int cz = chunkLive.get().getZ();
HashSet<SpoutChunk> observing =
new HashSet<SpoutChunk>(viewDistance * viewDistance * viewDistance);
for (int dx = -viewDistance; dx < viewDistance; dx++) {
for (int dy = -viewDistance; dy < viewDistance; dy++) {
for (int dz = -viewDistance; dz < viewDistance; dz++) {
Chunk chunk = w.getChunk(cx + dx, cy + dy, cz + dz, true);
chunk.refreshObserver(this);
observing.add((SpoutChunk) chunk);
}
}
}
observingChunks.removeAll(observing);
for (SpoutChunk chunk : observingChunks) {
if (chunk.isLoaded()) {
chunk.removeObserver(this);
}
}
observingChunks.clear();
observingChunks.addAll(observing);
}
@Override
public void onTick(float dt) {
Controller cont = controllerLive.get();
// Pulse all player messages here, so they can interact with the entities position safely
if (cont instanceof PlayerController) {
Player player = ((PlayerController) cont).getPlayer();
if (player != null && player.getSession() != null) {
((SpoutSession) player.getSession()).pulse();
}
}
// Tick the controller
if (cont != null) {
// Sanity check
if (cont.getParent() != this) {
if (Spout.debugMode()) {
throw new IllegalStateException("Controller parent does not match entity");
} else {
cont.attachToEntity(this);
}
}
// If this is the first tick, we need to attach the controller
// Controller is attached here instead of inside of the constructor
// because the constructor can not access getChunk if the entity is being deserialized
if (!attached) {
cont.onAttached();
attached = true;
}
cont.onTick(dt);
}
// Copy values last (position may change during controller or session pulses)
if (!isDead()
&& this.transform.getPosition() != null
&& this.transform.getPosition().getWorld() != null) {
// Note: if the chunk is null, this effectively kills the entity (since dead: {chunkLive.get()
// == null})
chunkLive.set(
transform.getPosition().getWorld().getChunkFromBlock(transform.getPosition(), false));
entityManagerLive.set(((SpoutRegion) getRegion()).getEntityManager());
lastTransform = transform.copy();
}
}
@Override
public BlockIterator getAlignedBlocks() {
Player player = (Player) getOwner();
Transform ptr = player.get(PlayerHead.class).getHeadTransform();
Transform tr = new Transform();
tr.setRotation(
QuaternionMath.rotationTo(Vector3.FORWARD, ptr.getRotation().getDirection().multiply(-1)));
tr.setPosition(ptr.getPosition());
return new BlockIterator(player.getWorld(), tr, getRange());
}
@DelayedWrite
public boolean connect(SpoutSession<?> session, Transform newTransform) {
if (!onlineLive.compareAndSet(false, true)) {
// player was already online
return false;
}
// Disallow null transforms or transforms with null worlds
if (newTransform == null || newTransform.getPosition().getWorld() == null) {
return false;
}
getTransform().setTransform(newTransform);
setupInitialChunk(newTransform);
sessionLive.set(session);
copySnapshot();
return true;
}
@Override
public Transform convert(Transform t) {
return new Transform(convert(t.getPosition()), t.getRotation(), t.getScale());
}
@Override
public List<Message> getUpdateMessages(
Entity entity, Transform liveTransform, RepositionManager rm, boolean force) {
// Movement
final Transform prevTransform = rm.convert(entity.getScene().getTransform());
final Transform newTransform = rm.convert(liveTransform);
final boolean looked = entity.getScene().isRotationDirty();
final int lastX = protocolifyPosition(prevTransform.getPosition().getX());
final int lastY = protocolifyPosition(prevTransform.getPosition().getY());
final int lastZ = protocolifyPosition(prevTransform.getPosition().getZ());
final int lastYaw = protocolifyYaw(prevTransform.getRotation().getYaw());
final int lastPitch = protocolifyPitch(prevTransform.getRotation().getPitch());
final int newX = protocolifyPosition(newTransform.getPosition().getX());
final int newY = protocolifyPosition(newTransform.getPosition().getY());
final int newZ = protocolifyPosition(newTransform.getPosition().getZ());
final int newYaw = protocolifyYaw(newTransform.getRotation().getYaw());
final int newPitch = protocolifyPitch(newTransform.getRotation().getPitch());
final int deltaX = newX - lastX;
final int deltaY = newY - lastY;
final int deltaZ = newZ - lastZ;
final int deltaYaw = newYaw - lastYaw;
final int deltaPitch = newPitch - lastPitch;
final List<Message> messages = new ArrayList<Message>();
/*
* Two scenarios:
* - The entity moves more than 4 blocks and maybe changes rotation.
* - The entity moves less than 4 blocks and maybe changes rotation.
*/
if (force
|| deltaX > 128
|| deltaX < -128
|| deltaY > 128
|| deltaY < -128
|| deltaZ > 128
|| deltaZ < -128) {
messages.add(new EntityTeleportMessage(entity.getId(), newX, newY, newZ, newYaw, newPitch));
if (force || looked) {
messages.add(new EntityYawMessage(entity.getId(), newYaw, newPitch));
}
} else if (deltaX != 0 || deltaY != 0 || deltaZ != 0 || deltaYaw != 0 || deltaPitch != 0) {
if (looked) {
messages.add(
new EntityRelativePositionYawMessage(
entity.getId(), deltaX, deltaY, deltaZ, newYaw, newPitch));
} else if (!prevTransform.getPosition().equals(newTransform.getPosition())) {
messages.add(new EntityRelativePositionMessage(entity.getId(), deltaX, deltaY, deltaZ));
}
}
// Head movement
HeadComponent head = entity.get(HeadComponent.class);
if (head != null && head.isDirty()) {
final int headYawProt = ChannelBufferUtils.protocolifyYaw(head.getRotation().getYaw());
messages.add(new EntityHeadYawMessage(entity.getId(), headYawProt));
}
// Physics
// TODO: Actually not used?
/*if (physics != null && physics.isLinearVelocityDirty()) {
messages.add(new EntityVelocityMessage(entity.getId(), new Vector3(0, 0, 0)));
}*/
// Extra metadata
List<Parameter<?>> params = getUpdateParameters(entity);
if (lastMeta == null || !lastMeta.equals(params)) {
messages.add(new EntityMetadataMessage(entity.getId(), params));
lastMeta = params;
}
return messages;
}
@Override
public World getWorld() {
return transform.getPosition().getWorld();
}
@Override
public Point getPosition() {
return transform.getPosition();
}