// Initialize the NatNet client with client and server IP addresses.
bool InitNatNet(LPSTR szIPAddress, LPSTR szServerIPAddress)
{
unsigned char ver[4];
natnetClient.NatNetVersion(ver);
// Set callback handlers
// Callback for NatNet messages.
natnetClient.SetMessageCallback(MessageHandler);
// NatNet verbosity level. We want none.
natnetClient.SetVerbosityLevel(Verbosity_None);
// this function will receive data from the server
natnetClient.SetDataCallback( DataHandler );
int retCode = natnetClient.Initialize(szIPAddress, szServerIPAddress);
if (retCode != ErrorCode_OK)
{
//Unable to connect to server.
return false;
}
else
{
// Print server info
sServerDescription ServerDescription;
memset(&ServerDescription, 0, sizeof(ServerDescription));
natnetClient.GetServerDescription(&ServerDescription);
if(!ServerDescription.HostPresent)
{
//Unable to connect to server. Host not present
return false;
}
}
// Retrieve RigidBody description from server
sDataDescriptions* pDataDefs = NULL;
int nBodies = natnetClient.GetDataDescriptions(&pDataDefs);
if (ParseRigidBodyDescription(pDataDefs) == false)
{
//Unable to retrieve RigidBody description
//return false;
}
// example of NatNet general message passing. Set units to millimeters
// and get the multiplicative conversion factor in the response.
void* response;
int nBytes;
retCode = natnetClient.SendMessageAndWait("UnitsToMillimeters", &response, &nBytes);
if (retCode == ErrorCode_OK)
{
unitConversion = *(float*)response;
}
return true;
}
