void LocationService::newSession(ObjectSession* session) {
using std::tr1::placeholders::_1;
using std::tr1::placeholders::_2;
SST::Stream<SpaceObjectReference>::Ptr strm = session->getStream();
SST::Connection<SpaceObjectReference>::Ptr conn = strm->connection().lock();
assert(conn);
SpaceObjectReference sourceObject = conn->remoteEndPoint().endPoint;
// Datagram updates
conn->registerReadDatagramCallback( OBJECT_PORT_LOCATION,
std::tr1::bind(
&LocationService::handleLocationUpdateDatagram, this,
sourceObject.object().getAsUUID(),
std::tr1::placeholders::_1,std::tr1::placeholders::_2
)
);
// SST updates
strm->listenSubstream(OBJECT_PORT_LOCATION,
std::tr1::bind(
&LocationService::handleLocationUpdateSubstream, this,
sourceObject.object().getAsUUID(),
std::tr1::placeholders::_1,std::tr1::placeholders::_2
)
);
}
void HostedObject::iHandleDisconnected(
const HostedObjectWPtr& weakSelf, const SpaceObjectReference& spaceobj,
Disconnect::Code cc)
{
HostedObjectPtr self(weakSelf.lock());
if ((!self)||self->stopped()) {
HO_LOG(detailed,"Ignoring disconnection callback after system stop requested.");
return;
}
Mutex::scoped_lock lock(self->notifyMutex);
self->notify(&SessionEventListener::onDisconnected, self, spaceobj);
// Only invoke disconnectFromSpace if we weren't already aware of the
// disconnection, i.e. if the disconnect was due to the space and we haven't
// cleaned up yet.
if (cc == Disconnect::Forced)
self->disconnectFromSpace(spaceobj.space(), spaceobj.object());
if (cc == Disconnect::LoginDenied) {
assert(self->mPresenceData.find(spaceobj)==self->mPresenceData.end());
self->mObjectHost->unregisterHostedObject(spaceobj, self.get());
if (--self->mNumOutstandingConnections==0&&self->mDestroyWhenConnected) {
self->mDestroyWhenConnected=false;
self->destroy(true);
}
}
}
void OrphanLocUpdateManager::addOrphanUpdate(const SpaceObjectReference& observed, const Sirikata::Protocol::Loc::LocationUpdate& update) {
assert( ObjectReference(update.object()) == observed.object() );
UpdateInfoList& info_list = mUpdates[observed];
info_list.push_back(
UpdateInfoPtr(new UpdateInfo(observed, new Sirikata::Protocol::Loc::LocationUpdate(update), mContext->simTime() + mTimeout))
);
}
ProxyObjectPtr ObjectHostProxyManager::getProxyObject(const SpaceObjectReference &id) const {
if (id.space() == mSpaceID) {
ProxyMap::const_iterator iter = mProxyMap.find(id.object());
if (iter != mProxyMap.end()) {
return (*iter).second.obj;
}
}
return ProxyObjectPtr();
}
ProxyObjectPtr HostedObject::createProxy(const SpaceObjectReference& objref, const SpaceObjectReference& owner_objref, const Transfer::URI& meshuri, TimedMotionVector3f& tmv, TimedMotionQuaternion& tmq, const BoundingSphere3f& bs, const String& phy, const String& query, bool isAggregate, uint64 seqNo)
{
ProxyManagerPtr proxy_manager = getProxyManager(owner_objref.space(), owner_objref.object());
Mutex::scoped_lock lock(presenceDataMutex);
if (!proxy_manager)
{
mPresenceData.insert(
PresenceDataMap::value_type(
owner_objref,
new PerPresenceData(getSharedPtr(), owner_objref.space(),owner_objref.object(), BaseDatagramLayerPtr(), query)
)
);
proxy_manager = getProxyManager(owner_objref.space(), owner_objref.object());
}
ProxyObjectPtr proxy_obj = proxy_manager->createObject(objref, tmv, tmq, bs, meshuri, phy,
isAggregate, seqNo);
return proxy_obj;
}
ProxyObjectPtr ProxyManager::getProxyObject(const SpaceObjectReference &id) const {
PROXYMAN_SERIALIZED();
assert(id.space() == mID.space());
ProxyMap::const_iterator iter = mProxyMap.find(id.object());
if (iter != mProxyMap.end())
return (*iter).second.ptr;
return ProxyObjectPtr();
}
void ObjectHost::wrappedStreamCreatedCallback(HostedObjectWPtr ho_weak, const SpaceObjectReference& sporef, SessionManager::ConnectionEvent after, StreamCreatedCallback cb) {
if (mQueryProcessor != NULL) {
HostedObjectPtr ho(ho_weak);
if (ho) {
SSTStreamPtr strm = getSpaceStream(sporef.space(), sporef.object());
// This had better be OK here since we're just getting the callback
assert(strm);
mQueryProcessor->presenceConnectedStream(ho, sporef, strm);
}
}
cb(sporef, after);
}
void HostedObject::handleLocationUpdate(const SpaceObjectReference& observer, const LocUpdate& lu) {
ProxyManagerPtr proxy_manager = this->getProxyManager(observer.space(), observer.object());
if (!proxy_manager) {
HO_LOG(warn,"Hosted Object received a message for a presence without a proxy manager.");
return;
}
SpaceObjectReference observed(observer.space(), ObjectReference(lu.object()));
ProxyObjectPtr proxy_obj = proxy_manager->getProxyObject(observed);
assert(proxy_obj);
this->processLocationUpdate( observer, proxy_obj, lu);
}
void ObjectHostProxyManager::destroyViewedObject(const SpaceObjectReference &newObj, QueryTracker*viewer) {
ProxyMap::iterator iter = mProxyMap.find(newObj.object());
if (iter != mProxyMap.end()) {
std::tr1::unordered_multiset<QueryTracker*>::iterator viewiter;
viewiter = iter->second.viewers.find(viewer);
iter->second.viewers.erase(viewiter);
viewiter = iter->second.viewers.find(viewer);
if (viewiter == iter->second.viewers.end()) {
iter->second.obj->destroy();
notify(&ProxyCreationListener::onDestroyProxy,iter->second.obj);
mProxyMap.erase(iter);
}
}
}
void HostedObject::handleStreamCreated(const HostedObjectWPtr& weakSelf, const SpaceObjectReference& spaceobj, SessionManager::ConnectionEvent after, PresenceToken token) {
HO_LOG(detailed,"Handling new SST stream from space server for " << spaceobj);
HostedObjectPtr self(weakSelf.lock());
if (!self)
return;
Mutex::scoped_lock lock(self->notifyMutex);
HO_LOG(detailed,"Notifying of connected object " << spaceobj.object() << " to space " << spaceobj.space());
if (after == SessionManager::Connected) {
self->notify(&SessionEventListener::onConnected, self, spaceobj, token);
if (--self->mNumOutstandingConnections==0&&self->mDestroyWhenConnected) {
self->mDestroyWhenConnected=false;
self->destroy(true);
}
} else if (after == SessionManager::Migrated)
self->notify(&SessionEventListener::onMigrated, self, spaceobj, token);
}
void HostedObject::processLocationUpdate(const SpaceObjectReference& sporef, ProxyObjectPtr proxy_obj, const LocUpdate& update) {
TimedMotionVector3f loc;
TimedMotionQuaternion orient;
BoundingSphere3f bounds;
String mesh;
String phy;
TimedMotionVector3f* locptr = NULL;
uint64 location_seqno = update.location_seqno();
TimedMotionQuaternion* orientptr = NULL;
uint64 orient_seqno = update.orientation_seqno();
BoundingSphere3f* boundsptr = NULL;
uint64 bounds_seqno = update.bounds_seqno();
String* meshptr = NULL;
uint64 mesh_seqno = update.mesh_seqno();
String* phyptr = NULL;
uint64 phy_seqno = update.physics_seqno();
if (update.has_epoch()) {
// Check if this object is our own presence and update our epoch info if
// it is.
Mutex::scoped_lock locker(presenceDataMutex);
PresenceDataMap::iterator pres_it = mPresenceData.find(sporef);
if (pres_it != mPresenceData.end()) {
PerPresenceData* pd = pres_it->second;
pd->latestReportedEpoch = std::max(pd->latestReportedEpoch, update.epoch());
}
}
if (update.has_location()) {
loc = update.locationWithLocalTime(this, sporef.space());
CONTEXT_OHTRACE(objectLoc,
sporef.object().getAsUUID(),
//getUUID(),
update.object().getAsUUID(),
loc
);
locptr = &loc;
}
if (update.has_orientation()) {
orient = update.orientationWithLocalTime(this, sporef.space());
orientptr = &orient;
}
if (update.has_bounds()) {
bounds = update.bounds();
boundsptr = &bounds;
}
if (update.has_mesh()) {
mesh = update.mesh();
meshptr = &mesh;
}
if (update.has_physics()) {
phy = update.physics();
phyptr = &phy;
}
processLocationUpdate(
sporef.space(), proxy_obj, false,
locptr, location_seqno, orientptr, orient_seqno,
boundsptr, bounds_seqno, meshptr, mesh_seqno, phyptr, phy_seqno
);
}
void PerPresenceData::populateSpaceObjRef(const SpaceObjectReference& sporef)
{
validSpaceObjRef = true;
space = sporef.space();
object = sporef.object();
}
bool operator<(const SpaceObjectReference& rhs) const {
if (space()==rhs.space()) return object()<rhs.object();
return space()<rhs.space();
}
bool operator==(const SpaceObjectReference& rhs) const {
return space()==rhs.space()&&object()==rhs.object();
}
void ObjectHost::handleObjectDisconnected(const SpaceObjectReference& sporef_objid, Disconnect::Code) {
notify(&ObjectHostListener::objectHostDisconnectedObject, this, mObjects[sporef_objid.object().getAsUUID()]);
}
ProxyManagerPtr HostedObject::presence(const SpaceObjectReference& sor)
{
return getProxyManager(sor.space(), sor.object());
}
void ObjectHost::handleObjectConnected(const SpaceObjectReference& sporef_objid, ServerID server) {
ObjectNodeSessionProvider::notify(&ObjectNodeSessionListener::onObjectNodeSession, sporef_objid.space(), sporef_objid.object(), OHDP::NodeID(server));
}
void HostedObject::handleProximityUpdate(const SpaceObjectReference& spaceobj, const Sirikata::Protocol::Prox::ProximityUpdate& update) {
HostedObject* self = this;
SpaceID space = spaceobj.space();
ProxyManagerPtr proxy_manager = self->getProxyManager(spaceobj.space(),spaceobj.object());
if (!proxy_manager) {
HO_LOG(warn,"Hosted Object received a message for a presence without a proxy manager.");
return;
}
for(int32 aidx = 0; aidx < update.addition_size(); aidx++) {
Sirikata::Protocol::Prox::ObjectAddition addition = update.addition(aidx);
ProxProtocolLocUpdate add(addition);
SpaceObjectReference proximateID(spaceobj.space(), add.object());
TimedMotionVector3f loc(add.locationWithLocalTime(this, spaceobj.space()));
CONTEXT_OHTRACE(prox,
spaceobj.object().getAsUUID(),
//getUUID(),
addition.object(),
true,
loc
);
TimedMotionQuaternion orient(add.orientationWithLocalTime(this, spaceobj.space()));
BoundingSphere3f bnds = add.bounds();
String mesh = add.meshOrDefault();
String phy = add.physicsOrDefault();
bool isAggregate =
(addition.type() == Sirikata::Protocol::Prox::ObjectAddition::Aggregate) ?
true : false;
ProxyObjectPtr proxy_obj = proxy_manager->getProxyObject(proximateID);
if (!proxy_obj) {
Transfer::URI meshuri;
if (addition.has_mesh()) meshuri = Transfer::URI(addition.mesh());
// FIXME use weak_ptr instead of raw
uint64 proxyAddSeqNo = add.location_seqno();
assert( add.location_seqno() == add.orientation_seqno() &&
add.location_seqno() == add.bounds_seqno() &&
add.location_seqno() == add.mesh_seqno() &&
add.location_seqno() == add.physics_seqno());
proxy_obj = self->createProxy(proximateID, spaceobj, meshuri, loc, orient, bnds, phy, "",
isAggregate, proxyAddSeqNo);
}
else {
// We need to handle optional values properly -- they
// shouldn't get overwritten.
String* mesh_ptr = (addition.has_mesh() ? &mesh : NULL);
String* phy_ptr = (addition.has_physics() ? &phy : NULL);
self->processLocationUpdate(space, proxy_obj, false,
&loc, add.location_seqno(),
&orient, add.orientation_seqno(),
&bnds, add.bounds_seqno(),
mesh_ptr, add.mesh_seqno(),
phy_ptr, add.physics_seqno()
);
}
// Always mark the object as valid (either revalidated, or just
// valid for the first time)
if (proxy_obj) proxy_obj->validate();
//tells the object script that something that was close has come
//into view
if(self->mObjectScript)
self->mObjectScript->notifyProximate(proxy_obj,spaceobj);
}
for(int32 ridx = 0; ridx < update.removal_size(); ridx++) {
Sirikata::Protocol::Prox::ObjectRemoval removal = update.removal(ridx);
SpaceObjectReference removed_obj_ref(spaceobj.space(),
ObjectReference(removal.object()));
bool permanent = (removal.has_type() && (removal.type() == Sirikata::Protocol::Prox::ObjectRemoval::Permanent));
if (removed_obj_ref == spaceobj) {
// We want to ignore removal of ourself -- we should
// always be in our result set, and we don't want to
// delete our own proxy.
SILOG(oh,detailed,"Ignoring self removal from proximity results.");
}
else {
ProxyObjectPtr proxy_obj = proxy_manager->getProxyObject(removed_obj_ref);
if (proxy_obj) {
// NOTE: We *don't* reset the proxy object
// here. Resetting it puts the seqnos back at 0,
// but if we get an addition while still on this
// space server, we actually want the old ones to
// stay in place, in case of unordered prox/loc
// updates. Resetting only happens when we move
// across space servers (see handleMigrated).
proxy_manager->destroyObject(proxy_obj);
if (self->mObjectScript)
self->mObjectScript->notifyProximateGone(proxy_obj,spaceobj);
proxy_obj->invalidate(permanent);
}
}
CONTEXT_OHTRACE(prox,
spaceobj.object().getAsUUID(),
//getUUID(),
removal.object(),
false,
TimedMotionVector3f()
);
}
}
void ObjectHost::handleObjectMigrated(const SpaceObjectReference& sporef_objid, ServerID migratedFrom, ServerID migratedTo) {
notify(&ObjectHostListener::objectHostMigratedObject, this, sporef_objid.object().getAsUUID(), migratedFrom, migratedTo);
}
ProxyObjectPtr ProxyManager::createObject(
const SpaceObjectReference& id,
const TimedMotionVector3f& tmv, const TimedMotionQuaternion& tmq, const AggregateBoundingInfo& bs,
const Transfer::URI& meshuri, const String& phy, bool isAggregate, uint64 seqNo
)
{
PROXYMAN_SERIALIZED();
ProxyObjectPtr newObj;
// Try to reuse an existing object, even if we only have a valid
// weak pointer to it.
assert(id.space() == mID.space());
ProxyMap::iterator iter = mProxyMap.find(id.object());
if (iter != mProxyMap.end()) {
// From strong ref
newObj = iter->second.ptr;
if (!newObj) {
// From weak ref
newObj = iter->second.wptr.lock();
// And either update the strong ref or clear out the entry
// if its not even valid anymore.
if (newObj)
iter->second.ptr = newObj;
else
mProxyMap.erase(iter);
}
}
// If we couldn't get a valid existing copy, create and insert a
// new one.
if (!newObj) {
newObj = ProxyObject::construct(getSharedPtr(), id);
std::pair<ProxyMap::iterator, bool> result = mProxyMap.insert(
ProxyMap::value_type(
newObj->getObjectReference().object(),
ProxyData(newObj)
)
);
iter = result.first;
}
assert(newObj);
assert(newObj->getObjectReference() == id);
assert(newObj->getOwner().get() == this);
// This makes things simpler elsewhere: For new objects, we ensure
// all the values are set properly so that when the notification
// happens below, the proxy passed to listeners (for
// onCreateProxy) will be completely setup, making it valid for
// use. We don't need this for old ProxyObjects since they were
// already initialized. The seqNo of 0 only updates something if it wasn't
// set yet.
newObj->setLocation(tmv, 0);
newObj->setOrientation(tmq, 0);
newObj->setBounds(bs, 0);
if(meshuri)
newObj->setMesh(meshuri, 0);
if(phy.size() > 0)
newObj->setPhysics(phy, 0);
newObj->setIsAggregate(isAggregate, 0);
// Notification of the proxy will have already occured, but
// updates via, e.g., PositionListener or MeshListener, will go
// out here, so the potentially invalid initial data automatically
// filled when the object was created by createObject() shouldn't
// matter.
newObj->setLocation(tmv, seqNo);
newObj->setOrientation(tmq, seqNo);
newObj->setBounds(bs, seqNo);
if(meshuri)
newObj->setMesh(meshuri, seqNo);
if(phy.size() > 0)
newObj->setPhysics(phy, seqNo);
newObj->setIsAggregate(isAggregate, seqNo);
// Notification has to happen either way
notify(&ProxyCreationListener::onCreateProxy, newObj);
return newObj;
}
ODPSST::Stream::Ptr HostedObject::getSpaceStream(const SpaceObjectReference& sor) {
return mObjectHost->getSpaceStream(sor.space(), sor.object());
}
void ObjectHost::handleObjectMigrated(const SpaceObjectReference& sporef_objid, ServerID from, ServerID to) {
ObjectNodeSessionProvider::notify(&ObjectNodeSessionListener::onObjectNodeSession, sporef_objid.space(), sporef_objid.object(), OHDP::NodeID(to));
}
void ObjectHost::handleObjectDisconnected(const SpaceObjectReference& sporef_objid, Disconnect::Code) {
ObjectNodeSessionProvider::notify(&ObjectNodeSessionListener::onObjectNodeSession, sporef_objid.space(), sporef_objid.object(), OHDP::NodeID::null());
}
Endpoint::Endpoint(const SpaceObjectReference& space_obj, const PortID& port)
: mSpace(space_obj.space()),
mObject(space_obj.object()),
mPort(port)
{
}
void ObjectHost::handleObjectConnected(const SpaceObjectReference& sporef_objid, ServerID connectedTo) {
notify(&ObjectHostListener::objectHostConnectedObject, this, mObjects[sporef_objid.object().getAsUUID()], connectedTo);
}