// called on the other nodes - assigns it to my views of the others
int OctreeQuery::parseData(ReceivedMessage& message) {
const unsigned char* startPosition = reinterpret_cast<const unsigned char*>(message.getRawMessage());
const unsigned char* sourceBuffer = startPosition;
// unpack the connection ID
uint16_t newConnectionID;
memcpy(&newConnectionID, sourceBuffer, sizeof(newConnectionID));
sourceBuffer += sizeof(newConnectionID);
if (!_hasReceivedFirstQuery) {
// set our flag to indicate that we've parsed for this query at least once
_hasReceivedFirstQuery = true;
// set the incoming connection ID as the current
_connectionID = newConnectionID;
} else {
if (newConnectionID != _connectionID) {
// the connection ID has changed - emit our signal so the server
// knows that the client is starting a new session
_connectionID = newConnectionID;
emit incomingConnectionIDChanged();
}
}
// check if this query uses a view frustum
uint8_t numFrustums = 0;
memcpy(&numFrustums, sourceBuffer, sizeof(numFrustums));
sourceBuffer += sizeof(numFrustums);
{
QMutexLocker lock(&_conicalViewsLock);
_conicalViews.clear();
for (int i = 0; i < numFrustums; ++i) {
ConicalViewFrustum view;
sourceBuffer += view.deserialize(sourceBuffer);
_conicalViews.push_back(view);
}
}
// desired Max Octree PPS
memcpy(&_maxQueryPPS, sourceBuffer, sizeof(_maxQueryPPS));
sourceBuffer += sizeof(_maxQueryPPS);
// desired _octreeElementSizeScale
memcpy(&_octreeElementSizeScale, sourceBuffer, sizeof(_octreeElementSizeScale));
sourceBuffer += sizeof(_octreeElementSizeScale);
// desired boundaryLevelAdjust
memcpy(&_boundaryLevelAdjust, sourceBuffer, sizeof(_boundaryLevelAdjust));
sourceBuffer += sizeof(_boundaryLevelAdjust);
// check if we have a packed JSON filter
uint16_t binaryParametersBytes;
memcpy(&binaryParametersBytes, sourceBuffer, sizeof(binaryParametersBytes));
sourceBuffer += sizeof(binaryParametersBytes);
if (binaryParametersBytes > 0) {
// unpack the binary JSON parameters
QByteArray binaryJSONParameters { binaryParametersBytes, 0 };
memcpy(binaryJSONParameters.data(), sourceBuffer, binaryParametersBytes);
sourceBuffer += binaryParametersBytes;
// grab the parameter object from the packed binary representation of JSON
auto newJsonDocument = QJsonDocument::fromBinaryData(binaryJSONParameters);
QWriteLocker jsonParameterLocker { &_jsonParametersLock };
_jsonParameters = newJsonDocument.object();
}
OctreeQueryFlags queryFlags;
memcpy(&queryFlags, sourceBuffer, sizeof(queryFlags));
sourceBuffer += sizeof(queryFlags);
_reportInitialCompletion = bool(queryFlags & OctreeQueryFlags::WantInitialCompletion);
return sourceBuffer - startPosition;
}
// called on the other nodes - assigns it to my views of the others
int OctreeQuery::parseData(ReceivedMessage& message) {
const unsigned char* startPosition = reinterpret_cast<const unsigned char*>(message.getRawMessage());
const unsigned char* sourceBuffer = startPosition;
// unpack the connection ID
uint16_t newConnectionID;
memcpy(&newConnectionID, sourceBuffer, sizeof(newConnectionID));
sourceBuffer += sizeof(newConnectionID);
if (!_hasReceivedFirstQuery) {
// set our flag to indicate that we've parsed for this query at least once
_hasReceivedFirstQuery = true;
// set the incoming connection ID as the current
_connectionID = newConnectionID;
} else {
if (newConnectionID != _connectionID) {
// the connection ID has changed - emit our signal so the server
// knows that the client is starting a new session
_connectionID = newConnectionID;
emit incomingConnectionIDChanged();
}
}
// check if this query uses a view frustum
memcpy(&_usesFrustum, sourceBuffer, sizeof(_usesFrustum));
sourceBuffer += sizeof(_usesFrustum);
if (_usesFrustum) {
// unpack camera details
memcpy(&_cameraPosition, sourceBuffer, sizeof(_cameraPosition));
sourceBuffer += sizeof(_cameraPosition);
sourceBuffer += unpackOrientationQuatFromBytes(sourceBuffer, _cameraOrientation);
sourceBuffer += unpackFloatAngleFromTwoByte((uint16_t*) sourceBuffer, &_cameraFov);
sourceBuffer += unpackFloatRatioFromTwoByte(sourceBuffer,_cameraAspectRatio);
sourceBuffer += unpackClipValueFromTwoByte(sourceBuffer,_cameraNearClip);
sourceBuffer += unpackClipValueFromTwoByte(sourceBuffer,_cameraFarClip);
memcpy(&_cameraEyeOffsetPosition, sourceBuffer, sizeof(_cameraEyeOffsetPosition));
sourceBuffer += sizeof(_cameraEyeOffsetPosition);
}
// desired Max Octree PPS
memcpy(&_maxQueryPPS, sourceBuffer, sizeof(_maxQueryPPS));
sourceBuffer += sizeof(_maxQueryPPS);
// desired _octreeElementSizeScale
memcpy(&_octreeElementSizeScale, sourceBuffer, sizeof(_octreeElementSizeScale));
sourceBuffer += sizeof(_octreeElementSizeScale);
// desired boundaryLevelAdjust
memcpy(&_boundaryLevelAdjust, sourceBuffer, sizeof(_boundaryLevelAdjust));
sourceBuffer += sizeof(_boundaryLevelAdjust);
memcpy(&_cameraCenterRadius, sourceBuffer, sizeof(_cameraCenterRadius));
sourceBuffer += sizeof(_cameraCenterRadius);
// check if we have a packed JSON filter
uint16_t binaryParametersBytes;
memcpy(&binaryParametersBytes, sourceBuffer, sizeof(binaryParametersBytes));
sourceBuffer += sizeof(binaryParametersBytes);
if (binaryParametersBytes > 0) {
// unpack the binary JSON parameters
QByteArray binaryJSONParameters { binaryParametersBytes, 0 };
memcpy(binaryJSONParameters.data(), sourceBuffer, binaryParametersBytes);
sourceBuffer += binaryParametersBytes;
// grab the parameter object from the packed binary representation of JSON
auto newJsonDocument = QJsonDocument::fromBinaryData(binaryJSONParameters);
QWriteLocker jsonParameterLocker { &_jsonParametersLock };
_jsonParameters = newJsonDocument.object();
}
return sourceBuffer - startPosition;
}
