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fix nack packet sending in OctreeInboundPacketProcessor

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This commit is contained in:
Stephen Birarda 2015-07-07 11:28:57 -07:00
parent 1797c21890
commit 474b82e3bf
1 changed files with 18 additions and 26 deletions
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24
assignment-client/src/octree/OctreeInboundPacketProcessor.cpp
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@ -242,7 +242,7 @@ int OctreeInboundPacketProcessor::sendNackPackets() {
return packetsSent;
}
char packet[MAX_PACKET_SIZE];
auto nackPacket { NLPacket::create(_myServer->getMyEditNackType(); }
NodeToSenderStatsMapIterator i = _singleSenderStats.begin();
while (i != _singleSenderStats.end()) {
@ -275,35 +275,27 @@ int OctreeInboundPacketProcessor::sendNackPackets() {
QSet<unsigned short int>::const_iterator missingSequenceNumberIterator = missingSequenceNumbers.constBegin();
while (numSequenceNumbersAvailable > 0) {
char* dataAt = packet;
int bytesRemaining = MAX_PACKET_SIZE;
auto nodeList = DependencyManager::get<NodeList>();
// pack header
int numBytesPacketHeader = nodeList->populatePacketHeader(packet, _myServer->getMyEditNackType());
dataAt += numBytesPacketHeader;
bytesRemaining -= numBytesPacketHeader;
nackPacket->reset();
// calculate and pack the number of sequence numbers to nack
int numSequenceNumbersRoomFor = (bytesRemaining - sizeof(uint16_t)) / sizeof(unsigned short int);
int numSequenceNumbersRoomFor = (nackPacket->getCapacity() - sizeof(uint16_t)) / sizeof(unsigned short int);
uint16_t numSequenceNumbers = std::min(numSequenceNumbersAvailable, numSequenceNumbersRoomFor);
uint16_t* numSequenceNumbersAt = (uint16_t*)dataAt;
*numSequenceNumbersAt = numSequenceNumbers;
dataAt += sizeof(uint16_t);
nackPacket->write(&numSequenceNumbers, sizeof(numSequenceNumbers));
// pack sequence numbers to nack
for (uint16_t i = 0; i < numSequenceNumbers; i++) {
unsigned short int* sequenceNumberAt = (unsigned short int*)dataAt;
*sequenceNumberAt = *missingSequenceNumberIterator;
dataAt += sizeof(unsigned short int);
unsigned short int sequenceNumber = *missingSequenceNumberIterator;
nackPacket->write(&sequenceNumber, sizeof(sequenceNumber));
missingSequenceNumberIterator++;
}
numSequenceNumbersAvailable -= numSequenceNumbers;
// send it
nodeList->writeUnverifiedDatagram(packet, dataAt - packet, destinationNode);
nodeList->sendUnreliablePacket(nackPacket, destinationNode);
packetsSent++;
qDebug() << "NACK Sent back to editor/client... destinationNode=" << nodeUUID;