fgcom.cxx原始版本
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src/Network/fgcom.cxx.orgin
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src/Network/fgcom.cxx.orgin
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// fgcom.cxx -- FGCom: Voice communication
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//
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// Written by Clement de l'Hamaide, started May 2013.
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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# include <config.h>
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#include "fgcom.hxx"
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// standard library includes
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#include <cstdio>
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// simgear includes
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#include <simgear/compiler.h>
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#include <simgear/sg_inlines.h>
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#include <simgear/debug/logstream.hxx>
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#include <simgear/math/sg_geodesy.hxx>
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#include <simgear/timing/timestamp.hxx>
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// flightgear includes
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#include <Main/fg_props.hxx>
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#include <Main/globals.hxx>
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#include <ATC/CommStation.hxx>
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#include <Airports/airport.hxx>
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#include <Navaids/navlist.hxx>
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#include <Main/sentryIntegration.hxx>
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#include <iaxclient.h>
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#define NUM_CALLS 4
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#define MAX_GND_RANGE 10.0
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#define MAX_TWR_RANGE 50.0
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#define MAX_RANGE 100.0
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#define MIN_RANGE 20.0
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#define MIN_GNDTWR_RANGE 0.0
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#define DEFAULT_SERVER "fgcom.jingweiht.com"
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#define IAX_DELAY 300 // delay between calls in milliseconds
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#define TEST_FREQ 910.00
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#define NULL_ICAO "ZZZZ"
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const int special_freq[] = { // Define some freq who need to be used with NULL_ICAO
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910000,
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911000,
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700000,
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123450,
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122750,
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121500,
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123500 };
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static FGCom* static_instance = NULL;
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static int iaxc_callback( iaxc_event e )
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{
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switch( e.type )
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{
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case IAXC_EVENT_TEXT:
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static_instance->iaxTextEvent(e.ev.text);
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break;
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default:
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return 0;
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}
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return 1;
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}
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void FGCom::iaxTextEvent(struct iaxc_ev_text text)
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{
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if( (text.type == IAXC_TEXT_TYPE_STATUS ||
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text.type == IAXC_TEXT_TYPE_IAX) &&
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_showMessages_node->getBoolValue() )
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{
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_text_node->setStringValue(text.message);
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}
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auto level = SG_INFO;
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if ((text.type == IAXC_TEXT_TYPE_ERROR) || (text.type == IAXC_TEXT_TYPE_FATALERROR)) {
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level = SG_ALERT;
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}
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SG_LOG(SG_SOUND, level, std::string{"FCCom IAX:"} + text.message);
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}
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FGCom::FGCom()
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{
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_maxRange = MAX_RANGE;
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_minRange = MIN_RANGE;
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}
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FGCom::~FGCom()
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{
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}
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void FGCom::bind()
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{
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SGPropertyNode *node = fgGetNode("/sim/fgcom", 0, true);
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_test_node = node->getChild( "test", 0, true );
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_server_node = node->getChild( "server", 0, true );
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_enabled_node = node->getChild( "enabled", 0, true );
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_micBoost_node = node->getChild( "mic-boost", 0, true );
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_micLevel_node = node->getChild( "mic-level", 0, true );
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_silenceThd_node = node->getChild( "silence-threshold", 0, true );
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_speakerLevel_node = node->getChild( "speaker-level", 0, true );
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_selectedInput_node = node->getChild( "device-input", 0, true );
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_selectedOutput_node = node->getChild( "device-output", 0, true );
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_showMessages_node = node->getChild( "show-messages", 0, true );
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SGPropertyNode *reg_node = node->getChild("register", 0, true);
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_register_node = reg_node->getChild( "enabled", 0, true );
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_username_node = reg_node->getChild( "username", 0, true );
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_password_node = reg_node->getChild( "password", 0, true );
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_ptt_node = fgGetNode("/controls/radios/comm-ptt", true);
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_selected_comm_node = fgGetNode("/controls/radios/comm-radio-selected", true);
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_callsign_node = fgGetNode("/sim/multiplay/callsign", true);
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_text_node = fgGetNode("/sim/messages/atc", true );
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_version_node = fgGetNode("/sim/version/flightgear", true );
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// Set default values if not provided
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if ( !_enabled_node->hasValue() )
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_enabled_node->setBoolValue(true);
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if ( !_test_node->hasValue() )
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_test_node->setBoolValue(false);
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if ( !_micBoost_node->hasValue() )
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_micBoost_node->setIntValue(1);
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if ( !_server_node->hasValue() )
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_server_node->setStringValue(DEFAULT_SERVER);
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if ( !_speakerLevel_node->hasValue() )
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_speakerLevel_node->setFloatValue(1.0);
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if ( !_micLevel_node->hasValue() )
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_micLevel_node->setFloatValue(1.0);
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if ( !_silenceThd_node->hasValue() )
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_silenceThd_node->setFloatValue(-35.0);
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if ( !_register_node->hasValue() )
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_register_node->setBoolValue(false);
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if ( !_username_node->hasValue() )
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_username_node->setStringValue("guest");
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if ( !_password_node->hasValue() )
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_password_node->setStringValue("guest");
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if ( !_showMessages_node->hasValue() )
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_showMessages_node->setBoolValue(false);
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_mpTransmitFrequencyNode = fgGetNode("sim/multiplay/comm-transmit-frequency-hz", 0, true);
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_mpTransmitPowerNode = fgGetNode("sim/multiplay/comm-transmit-power-norm", 0, true);
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_selectedOutput_node->addChangeListener(this);
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_selectedInput_node->addChangeListener(this);
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_speakerLevel_node->addChangeListener(this);
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_silenceThd_node->addChangeListener(this);
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_micBoost_node->addChangeListener(this);
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_micLevel_node->addChangeListener(this);
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_enabled_node->addChangeListener(this);
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_ptt_node->addChangeListener(this);
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_selected_comm_node->addChangeListener(this);
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_test_node->addChangeListener(this);
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// if you listen to more properties, be sure to remove
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// the listener in unbind() as well
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}
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void FGCom::unbind()
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{
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_selectedOutput_node->removeChangeListener(this);
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_selectedInput_node->removeChangeListener(this);
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_speakerLevel_node->removeChangeListener(this);
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_silenceThd_node->removeChangeListener(this);
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_micBoost_node->removeChangeListener(this);
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_micLevel_node->removeChangeListener(this);
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_enabled_node->removeChangeListener(this);
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_ptt_node->removeChangeListener(this);
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_selected_comm_node->removeChangeListener(this);
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_test_node->removeChangeListener(this);
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}
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void FGCom::init()
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{
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_enabled = _enabled_node->getBoolValue();
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_server = _server_node->getStringValue();
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_register = _register_node->getBoolValue();
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_username = _username_node->getStringValue();
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_password = _password_node->getStringValue();
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_currentCommFrequency = 0.0;
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_maxRange = MAX_RANGE;
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_minRange = MIN_RANGE;
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}
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void FGCom::postinit()
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{
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if( !_enabled ) {
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return;
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}
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//WARNING: this _must_ be executed after sound system is totally initialized !
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if( iaxc_initialize(NUM_CALLS) ) {
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SG_LOG(SG_IO, SG_ALERT, "FGCom: cannot initialize iaxclient");
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_enabled = false;
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return;
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}
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assert( static_instance == NULL );
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static_instance = this;
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iaxc_set_event_callback( iaxc_callback );
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// FIXME: To be implemented in IAX audio driver
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//iaxc_mic_boost_set( _micBoost_node->getIntValue() );
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std::string app = "FGFS-";
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app += _version_node->getStringValue();
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iaxc_set_callerid( _callsign_node->getStringValue().c_str(), app.c_str() );
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iaxc_set_formats (IAXC_FORMAT_SPEEX, IAXC_FORMAT_ULAW|IAXC_FORMAT_SPEEX);
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iaxc_set_speex_settings(1, 5, 0, 1, 0, 3);
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iaxc_set_filters(IAXC_FILTER_AGC | IAXC_FILTER_DENOISE);
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iaxc_set_silence_threshold(_silenceThd_node->getFloatValue());
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iaxc_start_processing_thread ();
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// Now IAXClient is initialized
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_initialized = true;
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if ( _register ) {
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_regId = iaxc_register( const_cast<char*>(_username.c_str()),
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const_cast<char*>(_password.c_str()),
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const_cast<char*>(_server.c_str()) );
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if( _regId == -1 ) {
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SG_LOG(SG_IO, SG_ALERT, "FGCom: cannot register iaxclient");
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return;
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}
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}
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/*
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Here we will create the list of available audio devices
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Each audio device has a name, an ID, and a list of capabilities
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If an audio device can output sound, available-output=true
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If an audio device can input sound, available-input=true
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/sim/fgcom/selected-input (int)
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/sim/fgcom/selected-output (int)
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/sim/fgcom/device[n]/id (int)
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/sim/fgcom/device[n]/name (string)
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/sim/fgcom/device[n]/available-input (bool)
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/sim/fgcom/device[n]/available-output (bool)
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*/
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//FIXME: OpenAL driver use an hard-coded device
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// so all following is unused finally until someone
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// implement "multi-device" support in IAX audio driver
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SGPropertyNode *node = fgGetNode("/sim/fgcom", 0, true);
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struct iaxc_audio_device *devs;
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int nDevs, input, output, ring;
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iaxc_audio_devices_get(&devs,&nDevs, &input, &output, &ring);
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for(int i=0; i<nDevs; i++ ) {
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SGPropertyNode *in_node = node->getChild("device", i, true);
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// devID
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_deviceID_node[i] = in_node->getChild("id", 0, true);
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_deviceID_node[i]->setIntValue(devs[i].devID);
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// name
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_deviceName_node[i] = in_node->getChild("name", 0, true);
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_deviceName_node[i]->setStringValue(devs[i].name);
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// input capability
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_deviceInput_node[i] = in_node->getChild("available-input", 0, true);
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if( devs[i].capabilities & IAXC_AD_INPUT )
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_deviceInput_node[i]->setBoolValue(true);
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else
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_deviceInput_node[i]->setBoolValue(false);
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// output capability
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_deviceOutput_node[i] = in_node->getChild("available-output", 0, true);
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if( devs[i].capabilities & IAXC_AD_OUTPUT )
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_deviceOutput_node[i]->setBoolValue(true);
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else
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_deviceOutput_node[i]->setBoolValue(false);
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// use default device at start
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if( devs[i].capabilities & IAXC_AD_INPUT_DEFAULT )
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_selectedInput_node->setIntValue(devs[i].devID);
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if( devs[i].capabilities & IAXC_AD_OUTPUT_DEFAULT )
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_selectedOutput_node->setIntValue(devs[i].devID);
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}
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// Mute the mic and set speaker at start
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iaxc_input_level_set( 0.0 );
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iaxc_output_level_set(getCurrentCommVolume());
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iaxc_millisleep(50);
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// Do the first call at start
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setupCommFrequency();
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connectToCommFrequency();
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}
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double FGCom::getCurrentCommVolume() const {
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double rv = 1.0;
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if (_speakerLevel_node)
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rv = _speakerLevel_node->getFloatValue();
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if (_commVolumeNode)
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rv = rv * _commVolumeNode->getFloatValue();
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return rv;
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}
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double FGCom::getCurrentFrequencyKhz() const {
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return 10 * static_cast<int>(_currentCommFrequency * 100 + 0.25);
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}
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void FGCom::setupCommFrequency(int channel) {
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if (channel < 1) {
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if (_selected_comm_node != nullptr) {
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channel = _selected_comm_node->getIntValue();
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}
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}
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// disconnect if channel set to 0
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if (channel < 1) {
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if (_currentCallIdent != -1) {
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iaxc_dump_call_number(_currentCallIdent);
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SG_LOG(SG_IO, SG_INFO, "FGCom: disconnect as channel 0 " << _currentCallIdent);
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_currentCallIdent = -1;
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}
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_currentCommFrequency = 0.0;
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return;
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}
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if (channel > 0)
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{
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channel--; // adjust back to zero based index.
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SGPropertyNode *commRadioNode = fgGetNode("/instrumentation/")->getChild("comm", channel, false);
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if (commRadioNode) {
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SGPropertyNode *frequencyNode = commRadioNode->getChild("frequencies");
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if (_commVolumeNode)
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_commVolumeNode->removeChangeListener(this);
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_commVolumeNode = commRadioNode->getChild("volume");
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if (frequencyNode) {
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frequencyNode = frequencyNode->getChild("selected-mhz");
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if (frequencyNode) {
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if (_commFrequencyNode != frequencyNode) {
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if (_commFrequencyNode)
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_commFrequencyNode->removeChangeListener(this);
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_commFrequencyNode = frequencyNode;
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_commFrequencyNode->addChangeListener(this);
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_commVolumeNode->addChangeListener(this);
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}
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_currentCommFrequency = frequencyNode->getDoubleValue();
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return;
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}
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}
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}
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SG_LOG(SG_IO, SG_INFO, "FGCom: setupCommFrequency node listener failed: channel " << channel);
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}
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if (_commFrequencyNode)
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_commFrequencyNode->removeChangeListener(this);
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SG_LOG(SG_IO, SG_INFO, "FGCom: setupCommFrequency invalid channel " << channel);
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_currentCommFrequency = 0.0;
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}
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void FGCom::connectToCommFrequency() {
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// ensure that the current comm is still in range
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if ((_currentCallFrequency > 0.0) && !isInRange(_currentCallFrequency)) {
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SG_LOG(SG_IO, SG_WARN, "FGCom: call out of range of: " << _currentCallFrequency);
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_currentCallFrequency = 0.0;
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}
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// don't connected (and disconnect if already connected) when tuned freq is 0
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if (_currentCommFrequency < 1.0) {
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if (_currentCallIdent != -1) {
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iaxc_dump_call_number(_currentCallIdent);
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SG_LOG(SG_IO, SG_INFO, "FGCom: disconnect as freq 0: current call " << _currentCallIdent);
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_currentCallIdent = -1;
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}
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return;
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}
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if (_currentCallFrequency != _currentCommFrequency || _currentCallIdent == -1) {
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if (_currentCallIdent != -1) {
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iaxc_dump_call_number(_currentCallIdent);
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SG_LOG(SG_IO, SG_INFO, "FGCom: dump_call_number " << _currentCallIdent);
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_currentCallIdent = -1;
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}
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if (_currentCallIdent == -1)
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{
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std::string num = computePhoneNumber(_currentCommFrequency, getAirportCode(_currentCommFrequency));
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_processingTimer.stamp();
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if (!isInRange(_currentCommFrequency)) {
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if (_currentCallIdent != -1) {
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SG_LOG(SG_IO, SG_INFO, "FGCom: disconnect call as not in range " << _currentCallIdent);
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if (_currentCallIdent != -1) {
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iaxc_dump_call_number(_currentCallIdent);
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_currentCallIdent = -1;
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}
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}
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return;
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}
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if (!num.empty()) {
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_currentCallIdent = iaxc_call(num.c_str());
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if (_currentCallIdent == -1)
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SG_LOG(SG_IO, SG_DEBUG, "FGCom: cannot call " << num.c_str());
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else {
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SG_LOG(SG_IO, SG_DEBUG, "FGCom: call established " << num.c_str() << " Freq: " << _currentCommFrequency);
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_currentCallFrequency = _currentCommFrequency;
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}
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}
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else
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SG_LOG(SG_IO, SG_WARN, "FGCom: frequency " << _currentCommFrequency << " does not map to valid IAX address");
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}
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}
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}
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void FGCom::updateCall()
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{
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if (_processingTimer.elapsedMSec() > IAX_DELAY) {
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_processingTimer.stamp();
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connectToCommFrequency();
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}
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}
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||||
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||||
void FGCom::update(double dt)
|
||||
{
|
||||
if (!_enabled || !_initialized) {
|
||||
return;
|
||||
}
|
||||
|
||||
updateCall();
|
||||
}
|
||||
|
||||
|
||||
|
||||
void FGCom::shutdown()
|
||||
{
|
||||
if( !_enabled ) {
|
||||
return;
|
||||
}
|
||||
|
||||
_initialized = false;
|
||||
_enabled = false;
|
||||
|
||||
iaxc_set_event_callback(NULL);
|
||||
iaxc_unregister(_regId);
|
||||
iaxc_stop_processing_thread();
|
||||
iaxc_shutdown();
|
||||
|
||||
// added to help debugging lingering IAX thread after fgOSCloseWindow
|
||||
flightgear::addSentryBreadcrumb("Did shutdown FGCom", "info");
|
||||
|
||||
assert( static_instance == this );
|
||||
static_instance = NULL;
|
||||
}
|
||||
|
||||
void FGCom::valueChanged(SGPropertyNode *prop)
|
||||
{
|
||||
if (prop == _enabled_node) {
|
||||
bool isEnabled = prop->getBoolValue();
|
||||
if (_enabled == isEnabled) {
|
||||
return;
|
||||
}
|
||||
|
||||
if( isEnabled ) {
|
||||
init();
|
||||
postinit();
|
||||
} else {
|
||||
shutdown();
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
// avoid crash when properties change before FGCom::postinit
|
||||
// https://sourceforge.net/p/flightgear/codetickets/2574/
|
||||
if (!_initialized) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (prop == _commVolumeNode && _enabled) {
|
||||
if (_ptt_node->getIntValue()) {
|
||||
SG_LOG(SG_IO, SG_INFO, "FGCom: ignoring change comm volume as PTT pressed");
|
||||
}
|
||||
else
|
||||
{
|
||||
iaxc_input_level_set(0.0);
|
||||
iaxc_output_level_set(getCurrentCommVolume());
|
||||
SG_LOG(SG_IO, SG_INFO, "FGCom: change comm volume=" << _commVolumeNode->getFloatValue());
|
||||
}
|
||||
}
|
||||
|
||||
if (prop == _selected_comm_node && _enabled) {
|
||||
setupCommFrequency();
|
||||
SG_LOG(SG_IO, SG_INFO, "FGCom: change comm frequency (selected node): set to " << _currentCommFrequency);
|
||||
}
|
||||
|
||||
if (prop == _commFrequencyNode && _enabled) {
|
||||
setupCommFrequency();
|
||||
SG_LOG(SG_IO, SG_INFO, "FGCom: change comm frequency (property updated): set to " << _currentCommFrequency);
|
||||
}
|
||||
|
||||
if (prop == _ptt_node && _enabled) {
|
||||
if (_ptt_node->getIntValue()) {
|
||||
// ensure that we are on the right channel by calling setupCommFrequency
|
||||
setupCommFrequency();
|
||||
iaxc_output_level_set(0.0);
|
||||
iaxc_input_level_set(_micLevel_node->getFloatValue()); //0.0 = min , 1.0 = max
|
||||
_mpTransmitFrequencyNode->setValue(_currentCallFrequency * 1000000);
|
||||
_mpTransmitPowerNode->setValue(1.0);
|
||||
SG_LOG(SG_IO, SG_INFO, "FGCom: PTT active: " << _currentCallFrequency);
|
||||
}
|
||||
else {
|
||||
iaxc_output_level_set(getCurrentCommVolume());
|
||||
iaxc_input_level_set(0.0);
|
||||
SG_LOG(SG_IO, SG_INFO, "FGCom: PTT release: " << _currentCallFrequency << " vol=" << getCurrentCommVolume());
|
||||
_mpTransmitFrequencyNode->setValue(0);
|
||||
_mpTransmitPowerNode->setValue(0);
|
||||
}
|
||||
}
|
||||
|
||||
if (prop == _test_node) {
|
||||
testMode( prop->getBoolValue() );
|
||||
return;
|
||||
}
|
||||
|
||||
if (prop == _silenceThd_node && _initialized) {
|
||||
float silenceThd = prop->getFloatValue();
|
||||
SG_CLAMP_RANGE<float>( silenceThd, -60, 0 );
|
||||
iaxc_set_silence_threshold( silenceThd );
|
||||
return;
|
||||
}
|
||||
|
||||
//FIXME: not implemented in IAX audio driver (audio_openal.c)
|
||||
if (prop == _micBoost_node && _initialized) {
|
||||
int micBoost = prop->getIntValue();
|
||||
SG_CLAMP_RANGE<int>( micBoost, 0, 1 );
|
||||
iaxc_mic_boost_set( micBoost ) ; // 0 = enabled , 1 = disabled
|
||||
return;
|
||||
}
|
||||
|
||||
//FIXME: not implemented in IAX audio driver (audio_openal.c)
|
||||
if ((prop == _selectedInput_node || prop == _selectedOutput_node) && _initialized) {
|
||||
int selectedInput = _selectedInput_node->getIntValue();
|
||||
int selectedOutput = _selectedOutput_node->getIntValue();
|
||||
iaxc_audio_devices_set(selectedInput, selectedOutput, 0);
|
||||
return;
|
||||
}
|
||||
|
||||
if (_listener_active)
|
||||
return;
|
||||
|
||||
_listener_active++;
|
||||
|
||||
if (prop == _speakerLevel_node && _enabled) {
|
||||
float speakerLevel = prop->getFloatValue();
|
||||
SG_CLAMP_RANGE<float>( speakerLevel, 0.0, 1.0 );
|
||||
_speakerLevel_node->setFloatValue(speakerLevel);
|
||||
iaxc_output_level_set(speakerLevel);
|
||||
}
|
||||
|
||||
if (prop == _micLevel_node && _enabled) {
|
||||
float micLevel = prop->getFloatValue();
|
||||
SG_CLAMP_RANGE<float>( micLevel, 0.0, 1.0 );
|
||||
_micLevel_node->setFloatValue(micLevel);
|
||||
//iaxc_input_level_set(micLevel);
|
||||
}
|
||||
|
||||
_listener_active--;
|
||||
}
|
||||
|
||||
|
||||
|
||||
void FGCom::testMode(bool testMode)
|
||||
{
|
||||
if(testMode && _initialized) {
|
||||
_enabled = false;
|
||||
iaxc_dump_all_calls();
|
||||
iaxc_input_level_set( 1.0 );
|
||||
iaxc_output_level_set( _speakerLevel_node->getFloatValue() );
|
||||
std::string num = computePhoneNumber(TEST_FREQ, NULL_ICAO);
|
||||
if( num.size() > 0 ) {
|
||||
iaxc_millisleep(IAX_DELAY);
|
||||
_currentCallIdent = iaxc_call(num.c_str());
|
||||
}
|
||||
if( _currentCallIdent == -1 )
|
||||
SG_LOG( SG_IO, SG_DEBUG, "FGCom: cannot call " << num.c_str() );
|
||||
} else {
|
||||
if( _initialized ) {
|
||||
iaxc_dump_all_calls();
|
||||
iaxc_millisleep(IAX_DELAY);
|
||||
iaxc_input_level_set( 0.0 );
|
||||
iaxc_output_level_set(getCurrentCommVolume());
|
||||
_currentCallIdent = -1;
|
||||
_enabled = true;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
/*
|
||||
\param freq The requested frequency e.g 120.825
|
||||
\return The ICAO code as string e.g LFMV
|
||||
*/
|
||||
|
||||
std::string FGCom::getAirportCode(const double& freq)
|
||||
{
|
||||
SGGeod aircraftPos = globals->get_aircraft_position();
|
||||
|
||||
for(size_t i=0; i<sizeof(special_freq)/sizeof(special_freq[0]); i++) { // Check if it's a special freq
|
||||
if(special_freq[i] == getCurrentFrequencyKhz()) {
|
||||
return NULL_ICAO;
|
||||
}
|
||||
}
|
||||
|
||||
flightgear::CommStation* apt = flightgear::CommStation::findByFreq(getCurrentFrequencyKhz(), aircraftPos);
|
||||
if( !apt ) {
|
||||
apt = flightgear::CommStation::findByFreq(getCurrentFrequencyKhz() -10, aircraftPos); // Check for 8.33KHz
|
||||
if( !apt ) {
|
||||
return std::string();
|
||||
}
|
||||
}
|
||||
|
||||
if( apt->type() == FGPositioned::FREQ_TOWER ) {
|
||||
_maxRange = MAX_TWR_RANGE;
|
||||
_minRange = MIN_GNDTWR_RANGE;
|
||||
} else if( apt->type() == FGPositioned::FREQ_GROUND ) {
|
||||
_maxRange = MAX_GND_RANGE;
|
||||
_minRange = MIN_GNDTWR_RANGE;
|
||||
} else {
|
||||
_maxRange = MAX_RANGE;
|
||||
_minRange = MIN_RANGE;
|
||||
}
|
||||
|
||||
_aptPos = apt->geod();
|
||||
return apt->airport()->ident();
|
||||
}
|
||||
|
||||
|
||||
|
||||
/*
|
||||
\param freq The requested frequency e.g 120.825
|
||||
\param iaco The associated ICAO code e.g LFMV
|
||||
\return The phone number as string i.e username:password@fgcom.flightgear.org/0176707786120825
|
||||
*/
|
||||
|
||||
std::string FGCom::computePhoneNumber(const double& freq, const std::string& icao) const
|
||||
{
|
||||
if( icao.empty() )
|
||||
return std::string();
|
||||
|
||||
char phoneNumber[256];
|
||||
char exten[32];
|
||||
char tmp[5];
|
||||
|
||||
/*Convert ICAO to ASCII */
|
||||
sprintf( tmp, "%4s", icao.c_str() );
|
||||
|
||||
/*Built the phone number */
|
||||
sprintf( exten,
|
||||
"%02d%02d%02d%02d%02d%06d",
|
||||
01,
|
||||
tmp[0],
|
||||
tmp[1],
|
||||
tmp[2],
|
||||
tmp[3],
|
||||
(int) (freq * 1000 + 0.5) );
|
||||
exten[16] = '\0';
|
||||
|
||||
snprintf( phoneNumber,
|
||||
sizeof (phoneNumber),
|
||||
"%s:%s@%s/%s",
|
||||
_username.c_str(),
|
||||
_password.c_str(),
|
||||
_server.c_str(),
|
||||
exten);
|
||||
|
||||
return phoneNumber;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/*
|
||||
\return A boolean value, 1=in range, 0=out of range
|
||||
*/
|
||||
|
||||
bool FGCom::isInRange(const double &freq) const
|
||||
{
|
||||
for(size_t i=0; i<sizeof(special_freq)/sizeof(special_freq[0]); i++) { // Check if it's a special freq
|
||||
if( (special_freq[i]) == getCurrentFrequencyKhz()) {
|
||||
return 1;
|
||||
}
|
||||
}
|
||||
|
||||
SGGeod acftPos = globals->get_aircraft_position();
|
||||
double distNm = SGGeodesy::distanceNm(_aptPos, acftPos);
|
||||
double delta_elevation_ft = fabs(acftPos.getElevationFt() - _aptPos.getElevationFt());
|
||||
double rangeNm = 1.23 * sqrt(delta_elevation_ft);
|
||||
|
||||
if (rangeNm > _maxRange) rangeNm = _maxRange;
|
||||
if (rangeNm < _minRange) rangeNm = _minRange;
|
||||
if( distNm > rangeNm ) return 0;
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
||||
// Register the subsystem.
|
||||
SGSubsystemMgr::Registrant<FGCom> registrantFGCom;
|
||||
Loading…
Reference in New Issue
Block a user