void AvatarManager::removeDeadAvatarEntities(const SetOfEntities& deadEntities) {
auto treeRenderer = DependencyManager::get<EntityTreeRenderer>();
EntityTreePointer entityTree = treeRenderer ? treeRenderer->getTree() : nullptr;
for (auto entity : deadEntities) {
QUuid entityOwnerID = entity->getOwningAvatarID();
AvatarSharedPointer avatar = getAvatarBySessionID(entityOwnerID);
const bool REQUIRES_REMOVAL_FROM_TREE = false;
if (avatar) {
avatar->clearAvatarEntity(entity->getID(), REQUIRES_REMOVAL_FROM_TREE);
}
if (entityTree && entity->isMyAvatarEntity()) {
entityTree->withWriteLock([&] {
// We only need to delete the direct children (rather than the descendants) because
// when the child is deleted, it will take care of its own children. If the child
// is also an avatar-entity, we'll end up back here. If it's not, the entity-server
// will take care of it in the usual way.
entity->forEachChild([&](SpatiallyNestablePointer child) {
EntityItemPointer childEntity = std::dynamic_pointer_cast<EntityItem>(child);
if (childEntity) {
entityTree->deleteEntity(childEntity->getID(), true, true);
if (avatar) {
avatar->clearAvatarEntity(childEntity->getID(), REQUIRES_REMOVAL_FROM_TREE);
}
}
});
});
}
}
}
void AvatarManager::updateOtherAvatars(float deltaTime) {
if (_avatarHash.size() < 2 && _avatarFades.isEmpty()) {
return;
}
bool showWarnings = Menu::getInstance()->isOptionChecked(MenuOption::PipelineWarnings);
PerformanceWarning warn(showWarnings, "Application::updateAvatars()");
PerformanceTimer perfTimer("otherAvatars");
// simulate avatars
AvatarHash::iterator avatarIterator = _avatarHash.begin();
while (avatarIterator != _avatarHash.end()) {
AvatarSharedPointer sharedAvatar = avatarIterator.value();
Avatar* avatar = reinterpret_cast<Avatar*>(sharedAvatar.data());
if (sharedAvatar == _myAvatar || !avatar->isInitialized()) {
// DO NOT update _myAvatar! Its update has already been done earlier in the main loop.
// DO NOT update uninitialized Avatars
++avatarIterator;
continue;
}
if (!shouldKillAvatar(sharedAvatar)) {
// this avatar's mixer is still around, go ahead and simulate it
avatar->simulate(deltaTime);
++avatarIterator;
} else {
// the mixer that owned this avatar is gone, give it to the vector of fades and kill it
avatarIterator = erase(avatarIterator);
}
}
// simulate avatar fades
simulateAvatarFades(deltaTime);
}
void AvatarManager::removeDeadAvatarEntities(const SetOfEntities& deadEntities) {
for (auto entity : deadEntities) {
QUuid sessionID = entity->getOwningAvatarID();
AvatarSharedPointer avatar = getAvatarBySessionID(sessionID);
if (avatar) {
const bool REQUIRES_REMOVAL_FROM_TREE = false;
avatar->clearAvatarEntity(entity->getID(), REQUIRES_REMOVAL_FROM_TREE);
}
}
}
void AvatarHashMap::processAvatarBillboardPacket(const QByteArray& packet, const QWeakPointer<Node>& mixerWeakPointer) {
int headerSize = numBytesForPacketHeader(packet);
QUuid sessionUUID = QUuid::fromRfc4122(QByteArray::fromRawData(packet.constData() + headerSize, NUM_BYTES_RFC4122_UUID));
AvatarSharedPointer matchingAvatar = matchingOrNewAvatar(sessionUUID, mixerWeakPointer);
if (matchingAvatar) {
QByteArray billboard = packet.mid(headerSize + NUM_BYTES_RFC4122_UUID);
if (matchingAvatar->getBillboard() != billboard) {
matchingAvatar->setBillboard(billboard);
}
}
}
AvatarSharedPointer AvatarHashMap::matchingOrNewAvatar(const QUuid& sessionUUID, const QWeakPointer<Node>& mixerWeakPointer) {
AvatarSharedPointer matchingAvatar = _avatarHash.value(sessionUUID);
if (!matchingAvatar) {
// insert the new avatar into our hash
matchingAvatar = newSharedAvatar();
qDebug() << "Adding avatar with sessionUUID " << sessionUUID << "to AvatarHashMap.";
_avatarHash.insert(sessionUUID, matchingAvatar);
matchingAvatar->setOwningAvatarMixer(mixerWeakPointer);
}
return matchingAvatar;
}
void AvatarManager::handleRemovedAvatar(const AvatarSharedPointer& removedAvatar) {
AvatarHashMap::handleRemovedAvatar(removedAvatar);
removedAvatar->die();
removeAvatarMotionState(removedAvatar);
_avatarFades.push_back(removedAvatar);
}
void AvatarHashMap::processAvatarDataPacket(const QByteArray &datagram, const QWeakPointer<Node> &mixerWeakPointer) {
int bytesRead = numBytesForPacketHeader(datagram);
// enumerate over all of the avatars in this packet
// only add them if mixerWeakPointer points to something (meaning that mixer is still around)
while (bytesRead < datagram.size() && mixerWeakPointer.data()) {
QUuid sessionUUID = QUuid::fromRfc4122(datagram.mid(bytesRead, NUM_BYTES_RFC4122_UUID));
bytesRead += NUM_BYTES_RFC4122_UUID;
if (sessionUUID != _lastOwnerSessionUUID) {
AvatarSharedPointer matchingAvatarData = matchingOrNewAvatar(sessionUUID, mixerWeakPointer);
// have the matching (or new) avatar parse the data from the packet
bytesRead += matchingAvatarData->parseDataAtOffset(datagram, bytesRead);
} else {
// create a dummy AvatarData class to throw this data on the ground
AvatarData dummyData;
bytesRead += dummyData.parseDataAtOffset(datagram, bytesRead);
}
}
}
void AvatarManager::handleRemovedAvatar(const AvatarSharedPointer& removedAvatar) {
AvatarHashMap::handleRemovedAvatar(removedAvatar);
// removedAvatar is a shared pointer to an AvatarData but we need to get to the derived Avatar
// class in this context so we can call methods that don't exist at the base class.
Avatar* avatar = static_cast<Avatar*>(removedAvatar.get());
avatar->die();
AvatarMotionState* motionState = avatar->getMotionState();
if (motionState) {
_motionStatesThatMightUpdate.remove(motionState);
_motionStatesToAddToPhysics.remove(motionState);
_motionStatesToRemoveFromPhysics.push_back(motionState);
}
_avatarFades.push_back(removedAvatar);
}
void AvatarHashMap::processAvatarIdentityPacket(const QByteArray &packet, const QWeakPointer<Node>& mixerWeakPointer) {
// setup a data stream to parse the packet
QDataStream identityStream(packet);
identityStream.skipRawData(numBytesForPacketHeader(packet));
QUuid sessionUUID;
while (!identityStream.atEnd()) {
QUrl faceMeshURL, skeletonURL;
QVector<AttachmentData> attachmentData;
QString displayName;
identityStream >> sessionUUID >> faceMeshURL >> skeletonURL >> attachmentData >> displayName;
// mesh URL for a UUID, find avatar in our list
AvatarSharedPointer matchingAvatar = matchingOrNewAvatar(sessionUUID, mixerWeakPointer);
if (matchingAvatar) {
if (matchingAvatar->getFaceModelURL() != faceMeshURL) {
matchingAvatar->setFaceModelURL(faceMeshURL);
}
if (matchingAvatar->getSkeletonModelURL() != skeletonURL) {
matchingAvatar->setSkeletonModelURL(skeletonURL);
}
if (matchingAvatar->getAttachmentData() != attachmentData) {
matchingAvatar->setAttachmentData(attachmentData);
}
if (matchingAvatar->getDisplayName() != displayName) {
matchingAvatar->setDisplayName(displayName);
}
}
}
}
bool AvatarHashMap::shouldKillAvatar(const AvatarSharedPointer& sharedAvatar) {
return (sharedAvatar->getOwningAvatarMixer() == NULL
|| sharedAvatar->getLastUpdateTimer().elapsed() > AVATAR_SILENCE_THRESHOLD_MSECS);
}
void AvatarHashMap::insert(const QUuid& sessionUUID, AvatarSharedPointer avatar) {
_avatarHash.insert(sessionUUID, avatar);
avatar->setSessionUUID(sessionUUID);
}