bool MasterConfig::run( co::Object* frameData )
{
LBASSERT( _objects );
if( frameData )
LBCHECK( _objects->register_( frameData, OBJECTTYPE_FRAMEDATA ));
_objects->setFrameData( frameData );
seq::Application* const app = getApplication();
while( isRunning( ))
{
startFrame();
if( getError( ))
LBWARN << "Error during frame start: " << getError() << std::endl;
finishFrame();
while( !needRedraw( )) // wait for an event requiring redraw
{
if( app->hasCommands( )) // execute non-critical pending commands
{
app->processCommand();
handleEvents(); // non-blocking
}
else // no pending commands, block on user event
{
const eq::EventCommand& event = getNextEvent();
if( !handleEvent( event ))
LBVERB << "Unhandled " << event << std::endl;
}
}
handleEvents(); // process all pending events
}
finishAllFrames();
return true;
}
bool Config::exit()
{
update();
finishAllFrames();
co::LocalNodePtr localNode = getLocalNode();
localNode->disableSendOnRegister();
ConfigExitPacket packet;
packet.requestID = localNode->registerRequest();
send( getServer(), packet );
ClientPtr client = getClient();
while( !localNode->isRequestServed( packet.requestID ))
client->processCommand();
bool ret = false;
localNode->waitRequest( packet.requestID, ret );
while( tryNextEvent( )) /* flush all pending events */ ;
if( _lastEvent )
_lastEvent->release();
_eventQueue.flush();
_lastEvent = 0;
_running = false;
return ret;
}
void Config::changeLatency( const uint32_t latency )
{
finishAllFrames();
commit( CO_COMMIT_NEXT );
// update views
ChangeLatencyVisitor changeLatencyVisitor( latency );
accept( changeLatencyVisitor );
}
