overte-HifiExperiments/interface/src/VoxelPacketProcessor.cpp
2014-02-07 11:10:38 -08:00

89 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 SharedNodePointer& sendingNode, const QByteArray& packet) {
PerformanceWarning warn(Menu::getInstance()->isOptionChecked(MenuOption::PipelineWarnings),
"VoxelPacketProcessor::processPacket()");
QByteArray mutablePacket = packet;
const int WAY_BEHIND = 300;
if (packetsToProcessCount() > WAY_BEHIND && Application::getInstance()->getLogger()->extraDebugging()) {
qDebug("VoxelPacketProcessor::processPacket() packets to process=%d", packetsToProcessCount());
}
ssize_t messageLength = mutablePacket.size();
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;
}
PacketType voxelPacketType = packetTypeForPacket(mutablePacket);
// note: PacketType_OCTREE_STATS can have PacketType_VOXEL_DATA
// immediately following them inside the same packet. So, we process the PacketType_OCTREE_STATS first
// then process any remaining bytes as if it was another packet
if (voxelPacketType == PacketTypeOctreeStats) {
int statsMessageLength = app->parseOctreeStats(mutablePacket, sendingNode);
wasStatsPacket = true;
if (messageLength > statsMessageLength) {
mutablePacket = mutablePacket.mid(statsMessageLength);
if (!NodeList::getInstance()->packetVersionAndHashMatch(packet)) {
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
voxelPacketType = packetTypeForPacket(mutablePacket);
if (Menu::getInstance()->isOptionChecked(MenuOption::Voxels)) {
app->trackIncomingVoxelPacket(mutablePacket, sendingNode, wasStatsPacket);
if (sendingNode) {
switch(voxelPacketType) {
case PacketTypeParticleErase: {
app->_particles.processEraseMessage(mutablePacket, sendingNode);
} break;
case PacketTypeParticleData: {
app->_particles.processDatagram(mutablePacket, sendingNode);
} break;
case PacketTypeEnvironmentData: {
app->_environment.parseData(*sendingNode->getActiveSocket(), mutablePacket);
} break;
default : {
app->_voxels.setDataSourceUUID(sendingNode->getUUID());
app->_voxels.parseData(mutablePacket);
app->_voxels.setDataSourceUUID(QUuid());
} break;
}
}
}
}