overte-lubosz/interface/src/VoxelPacketProcessor.cpp

80 lines
3.3 KiB
C++

//
// VoxelPacketProcessor.cpp
// interface
//
// Created by Brad Hefta-Gaub on 8/12/13.
// Copyright (c) 2013 High Fidelity, Inc. All rights reserved.
//
// Threaded or non-threaded voxel packet receiver for the Application
//
#include <PerfStat.h>
#include "Application.h"
#include "Menu.h"
#include "VoxelPacketProcessor.h"
void VoxelPacketProcessor::processPacket(const HifiSockAddr& senderSockAddr, unsigned char* packetData, ssize_t packetLength) {
PerformanceWarning warn(Menu::getInstance()->isOptionChecked(MenuOption::PipelineWarnings),
"VoxelPacketProcessor::processPacket()");
const int WAY_BEHIND = 300;
if (packetsToProcessCount() > WAY_BEHIND && Menu::getInstance()->isOptionChecked(MenuOption::ExtraDebugging)) {
qDebug("VoxelPacketProcessor::processPacket() packets to process=%d\n", packetsToProcessCount());
}
ssize_t messageLength = packetLength;
Application* app = Application::getInstance();
bool wasStatsPacket = false;
// check to see if the UI thread asked us to kill the voxel tree. since we're the only thread allowed to do that
if (app->_wantToKillLocalVoxels) {
app->_voxels.killLocalVoxels();
app->_wantToKillLocalVoxels = false;
}
// note: PACKET_TYPE_OCTREE_STATS can have PACKET_TYPE_VOXEL_DATA
// immediately following them inside the same packet. So, we process the PACKET_TYPE_OCTREE_STATS first
// then process any remaining bytes as if it was another packet
if (packetData[0] == PACKET_TYPE_OCTREE_STATS) {
int statsMessageLength = app->parseOctreeStats(packetData, messageLength, senderSockAddr);
wasStatsPacket = true;
if (messageLength > statsMessageLength) {
packetData += statsMessageLength;
messageLength -= statsMessageLength;
if (!packetVersionMatch(packetData)) {
return; // bail since piggyback data doesn't match our versioning
}
} else {
// Note... stats packets don't have sequence numbers, so we don't want to send those to trackIncomingVoxelPacket()
return; // bail since no piggyback data
}
} // fall through to piggyback message
if (Menu::getInstance()->isOptionChecked(MenuOption::Voxels)) {
app->trackIncomingVoxelPacket(packetData, messageLength, senderSockAddr, wasStatsPacket);
Node* serverNode = NodeList::getInstance()->nodeWithAddress(senderSockAddr);
if (serverNode && serverNode->getActiveSocket() && *serverNode->getActiveSocket() == senderSockAddr) {
switch(packetData[0]) {
case PACKET_TYPE_PARTICLE_DATA: {
app->_particles.processDatagram(QByteArray((char*) packetData, messageLength), senderSockAddr, serverNode);
} break;
case PACKET_TYPE_ENVIRONMENT_DATA: {
app->_environment.parseData(senderSockAddr, packetData, messageLength);
} break;
default : {
app->_voxels.setDataSourceUUID(serverNode->getUUID());
app->_voxels.parseData(packetData, messageLength);
app->_voxels.setDataSourceUUID(QUuid());
} break;
}
}
}
}