#include <cstdlib> // atoi()
#include <string>
+#include <algorithm>
#include <simgear/debug/logstream.hxx>
#include <simgear/io/iochannel.hxx>
#include <Network/rul.hxx>
#include <Network/generic.hxx>
#include <Network/multiplay.hxx>
+#ifdef FG_HAVE_HLA
+#include <Network/HLA/hla.hxx>
+#endif
#include "globals.hxx"
#include "fg_io.hxx"
{
}
-#include <algorithm>
-using std::for_each;
-static void delete_ptr( FGProtocol* p ) { delete p; }
+
+
FGIO::~FGIO()
{
- shutdown_all();
- for_each( io_channels.begin(), io_channels.end(), delete_ptr );
+
}
{
SG_LOG( SG_IO, SG_INFO, "Parse I/O channel request: " << config );
- vector<string> tokens = simgear::strutils::split( config, "," );
+ string_list tokens = simgear::strutils::split( config, "," );
if (tokens.empty())
{
SG_LOG( SG_IO, SG_ALERT,
return 0;
}
- unsigned num_tokens = tokens.size();
string protocol = tokens[0];
SG_LOG( SG_IO, SG_INFO, " protocol = " << protocol );
FGRUL *rul = new FGRUL;
io = rul;
} else if ( protocol == "generic" ) {
- int configToken;
- if (tokens[1] == "socket")
+ size_t configToken;
+ if (tokens[1] == "socket") {
configToken = 7;
- else if (tokens[1] == "file")
+ } else if (tokens[1] == "file") {
configToken = 5;
- else
+ } else {
configToken = 6;
- if (configToken < num_tokens)
- {
- FGGeneric *generic = new FGGeneric( tokens[configToken] );
- io = generic;
}
- else
- {
- SG_LOG( SG_IO, SG_ALERT, "Not enough tokens passed for the generic protocol.");
- return NULL;
+
+ if (configToken >= tokens.size()) {
+ SG_LOG( SG_IO, SG_ALERT, "Not enough tokens passed for the generic protocol.");
+ return NULL;
}
+
+ FGGeneric *generic = new FGGeneric( tokens );
+ io = generic;
} else if ( protocol == "multiplay" ) {
if ( tokens.size() != 5 ) {
SG_LOG( SG_IO, SG_ALERT, "Ignoring invalid --multiplay option "
string host = tokens[3];
string port = tokens[4];
return new FGMultiplay(dir, atoi(rate.c_str()), host, atoi(port.c_str()));
+#ifdef FG_HAVE_HLA
+ } else if ( protocol == "hla" ) {
+ return new FGHLA(tokens);
+#endif
} else {
return NULL;
}
delete io;
return 0;
}
-
+
if (tokens.size() < 3) {
SG_LOG( SG_IO, SG_ALERT, "Incompatible number of network arguments.");
return NULL;
string baud = tokens[5];
SG_LOG( SG_IO, SG_INFO, " baud = " << baud );
-
+
SGSerial *ch = new SGSerial( device, baud );
io->set_io_channel( ch );
} else if ( medium == "file" ) {
SG_LOG( SG_IO, SG_ALERT, "Incompatible number of arguments for file I/O.");
return NULL;
}
-
+
string file = tokens[4];
SG_LOG( SG_IO, SG_INFO, " file name = " << file );
int repeat = 1;
// SG_LOG( SG_IO, SG_INFO, "I/O Channel initialization, " <<
// globals->get_channel_options_list()->size() << " requests." );
+ _realDeltaTime = fgGetNode("/sim/time/delta-realtime-sec");
+
FGProtocol *p;
// we could almost do this in a single step except pushing a valid
// parse the configuration strings and store the results in the
// appropriate FGIOChannel structures
- typedef vector<string> container;
- container::iterator i = globals->get_channel_options_list()->begin();
- container::iterator end = globals->get_channel_options_list()->end();
+ string_list::iterator i = globals->get_channel_options_list()->begin();
+ string_list::iterator end = globals->get_channel_options_list()->end();
for (; i != end; ++i )
{
p = parse_port_config( *i );
}
}
+void
+FGIO::reinit()
+{
+}
// process any IO channel work
void
-FGIO::update( double delta_time_sec )
+FGIO::update( double /* delta_time_sec */ )
{
- // cout << "processing I/O channels" << endl;
- // cout << " Elapsed time = " << delta_time_sec << endl;
+ // use wall-clock, not simulation, delta time, so that network
+ // protocols update when the simulation is paused
+ // see http://code.google.com/p/flightgear-bugs/issues/detail?id=125
+ double delta_time_sec = _realDeltaTime->getDoubleValue();
- typedef vector< FGProtocol* > container;
- container::iterator i = io_channels.begin();
- container::iterator end = io_channels.end();
+ ProtocolVec::iterator i = io_channels.begin();
+ ProtocolVec::iterator end = io_channels.end();
for (; i != end; ++i ) {
- FGProtocol* p = *i;
-
- if ( p->is_enabled() ) {
+ FGProtocol* p = *i;
+ if (!p->is_enabled()) {
+ continue;
+ }
+
p->dec_count_down( delta_time_sec );
double dt = 1 / p->get_hz();
if ( p->get_count_down() < 0.33 * dt ) {
p->process();
p->inc_count();
while ( p->get_count_down() < 0.33 * dt ) {
- p->inc_count_down( dt );
+ p->inc_count_down( dt );
}
- // double ave = elapsed_time / p->get_count();
- // cout << " ave rate = " << ave << endl;
- }
- }
- }
+ } // of channel processing
+ } // of io_channels iteration
}
-
void
-FGIO::shutdown_all() {
+FGIO::shutdown()
+{
FGProtocol *p;
- // cout << "shutting down all I/O channels" << endl;
-
- typedef vector< FGProtocol* > container;
- container::iterator i = io_channels.begin();
- container::iterator end = io_channels.end();
+ ProtocolVec::iterator i = io_channels.begin();
+ ProtocolVec::iterator end = io_channels.end();
for (; i != end; ++i )
{
- p = *i;
-
- if ( p->is_enabled() ) {
- p->close();
- }
+ p = *i;
+ if ( p->is_enabled() ) {
+ p->close();
+ }
+
+ delete p;
}
+
+ io_channels.clear();
}
void