Node* NodeList::nodeWithID(uint16_t nodeID) {
for(NodeList::iterator node = begin(); node != end(); node++) {
if (node->getNodeID() == nodeID) {
return &(*node);
}
}
return NULL;
}
int main(int argc, const char* argv[]) {
NodeList* nodeList = NodeList::createInstance(NODE_TYPE_AVATAR_MIXER, AVATAR_LISTEN_PORT);
setvbuf(stdout, NULL, _IOLBF, 0);
// Handle Local Domain testing with the --local command line
const char* local = "--local";
if (cmdOptionExists(argc, argv, local)) {
printf("Local Domain MODE!\n");
nodeList->setDomainIPToLocalhost();
}
nodeList->linkedDataCreateCallback = attachAvatarDataToNode;
nodeList->startSilentNodeRemovalThread();
sockaddr* nodeAddress = new sockaddr;
ssize_t receivedBytes = 0;
unsigned char* packetData = new unsigned char[MAX_PACKET_SIZE];
uint16_t nodeID = 0;
Node* avatarNode = NULL;
timeval lastDomainServerCheckIn = {};
// we only need to hear back about avatar nodes from the DS
NodeList::getInstance()->setNodeTypesOfInterest(&NODE_TYPE_AGENT, 1);
while (true) {
// send a check in packet to the domain server if DOMAIN_SERVER_CHECK_IN_USECS has elapsed
if (usecTimestampNow() - usecTimestamp(&lastDomainServerCheckIn) >= DOMAIN_SERVER_CHECK_IN_USECS) {
gettimeofday(&lastDomainServerCheckIn, NULL);
NodeList::getInstance()->sendDomainServerCheckIn();
}
if (nodeList->getNodeSocket()->receive(nodeAddress, packetData, &receivedBytes) &&
packetVersionMatch(packetData)) {
switch (packetData[0]) {
case PACKET_TYPE_HEAD_DATA:
// grab the node ID from the packet
unpackNodeId(packetData + numBytesForPacketHeader(packetData), &nodeID);
// add or update the node in our list
avatarNode = nodeList->addOrUpdateNode(nodeAddress, nodeAddress, NODE_TYPE_AGENT, nodeID);
// parse positional data from an node
nodeList->updateNodeWithData(avatarNode, packetData, receivedBytes);
case PACKET_TYPE_INJECT_AUDIO:
broadcastAvatarData(nodeList, nodeAddress);
break;
case PACKET_TYPE_AVATAR_VOXEL_URL:
case PACKET_TYPE_AVATAR_FACE_VIDEO:
// grab the node ID from the packet
unpackNodeId(packetData + numBytesForPacketHeader(packetData), &nodeID);
// let everyone else know about the update
for (NodeList::iterator node = nodeList->begin(); node != nodeList->end(); node++) {
if (node->getActiveSocket() && node->getNodeID() != nodeID) {
nodeList->getNodeSocket()->send(node->getActiveSocket(), packetData, receivedBytes);
}
}
break;
case PACKET_TYPE_DOMAIN:
// ignore the DS packet, for now nodes are added only when they communicate directly with us
break;
default:
// hand this off to the NodeList
nodeList->processNodeData(nodeAddress, packetData, receivedBytes);
break;
}
}
}
nodeList->stopSilentNodeRemovalThread();
return 0;
}
void AvatarMixer::run() {
// change the logging target name while AvatarMixer is running
Logging::setTargetName(AVATAR_MIXER_LOGGING_NAME);
NodeList* nodeList = NodeList::getInstance();
nodeList->setOwnerType(NODE_TYPE_AVATAR_MIXER);
nodeList->linkedDataCreateCallback = attachAvatarDataToNode;
nodeList->startSilentNodeRemovalThread();
sockaddr* nodeAddress = new sockaddr;
ssize_t receivedBytes = 0;
unsigned char* packetData = new unsigned char[MAX_PACKET_SIZE];
uint16_t nodeID = 0;
Node* avatarNode = NULL;
timeval lastDomainServerCheckIn = {};
// we only need to hear back about avatar nodes from the DS
nodeList->setNodeTypesOfInterest(&NODE_TYPE_AGENT, 1);
while (true) {
if (NodeList::getInstance()->getNumNoReplyDomainCheckIns() == MAX_SILENT_DOMAIN_SERVER_CHECK_INS) {
break;
}
// send a check in packet to the domain server if DOMAIN_SERVER_CHECK_IN_USECS has elapsed
if (usecTimestampNow() - usecTimestamp(&lastDomainServerCheckIn) >= DOMAIN_SERVER_CHECK_IN_USECS) {
gettimeofday(&lastDomainServerCheckIn, NULL);
NodeList::getInstance()->sendDomainServerCheckIn();
}
if (nodeList->getNodeSocket()->receive(nodeAddress, packetData, &receivedBytes) &&
packetVersionMatch(packetData)) {
switch (packetData[0]) {
case PACKET_TYPE_HEAD_DATA:
// grab the node ID from the packet
unpackNodeId(packetData + numBytesForPacketHeader(packetData), &nodeID);
// add or update the node in our list
avatarNode = nodeList->addOrUpdateNode(nodeAddress, nodeAddress, NODE_TYPE_AGENT, nodeID);
// parse positional data from an node
nodeList->updateNodeWithData(avatarNode, packetData, receivedBytes);
case PACKET_TYPE_INJECT_AUDIO:
broadcastAvatarData(nodeList, nodeAddress);
break;
case PACKET_TYPE_AVATAR_VOXEL_URL:
case PACKET_TYPE_AVATAR_FACE_VIDEO:
// grab the node ID from the packet
unpackNodeId(packetData + numBytesForPacketHeader(packetData), &nodeID);
// let everyone else know about the update
for (NodeList::iterator node = nodeList->begin(); node != nodeList->end(); node++) {
if (node->getActiveSocket() && node->getNodeID() != nodeID) {
nodeList->getNodeSocket()->send(node->getActiveSocket(), packetData, receivedBytes);
}
}
break;
default:
// hand this off to the NodeList
nodeList->processNodeData(nodeAddress, packetData, receivedBytes);
break;
}
}
}
nodeList->stopSilentNodeRemovalThread();
}