Bruce Hellstrom @ ATC Flight Sim.
New module contributed: AV400WSim. Supports communication with external (aka real) Garmin 400/500 WAAS flight sim units. Includes changes to options.cxx and fg_io.cxx to support invoking and configuring the new module.
This commit is contained in:
Curtis L. Olson
parent
65607d4a7b
commit
e81479d857
5 changed files with 1213 additions and 2 deletions
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@ -46,6 +46,7 @@
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#include <Network/atlas.hxx>
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#include <Network/AV400.hxx>
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#include <Network/AV400Sim.hxx>
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#include <Network/AV400WSim.hxx>
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#include <Network/garmin.hxx>
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#include <Network/httpd.hxx>
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#ifdef FG_JPEG_SERVER
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@ -142,7 +143,13 @@ FGIO::parse_port_config( const string& config )
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} else if ( protocol == "AV400Sim" ) {
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FGAV400Sim *av400sim = new FGAV400Sim;
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io = av400sim;
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} else if ( protocol == "garmin" ) {
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} else if ( protocol == "AV400WSimA" ) {
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FGAV400WSimA *av400wsima = new FGAV400WSimA;
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io = av400wsima;
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} else if ( protocol == "AV400WSimB" ) {
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FGAV400WSimB *av400wsimb = new FGAV400WSimB;
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io = av400wsimb;
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} else if ( protocol == "garmin" ) {
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FGGarmin *garmin = new FGGarmin;
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io = garmin;
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} else if ( protocol == "httpd" ) {
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@ -263,6 +270,17 @@ FGIO::parse_port_config( const string& config )
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SGSerial *ch = new SGSerial( device, baud );
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io->set_io_channel( ch );
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if ( protocol == "AV400WSimB" ) {
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if ( tokens.size() < 7 ) {
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SG_LOG( SG_IO, SG_ALERT, "Missing second hz for AV400WSimB.");
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return NULL;
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}
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FGAV400WSimB *fgavb = static_cast<FGAV400WSimB*>(io);
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string hz2_str = tokens[6];
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double hz2 = atof(hz2_str.c_str());
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fgavb->set_hz2(hz2);
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}
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} else if ( medium == "file" ) {
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// file name
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if ( tokens.size() < 4) {
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@ -1467,6 +1467,8 @@ struct OptionDesc {
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{"opengc", true, OPTION_CHANNEL, "", false, "", 0 },
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{"AV400", true, OPTION_CHANNEL, "", false, "", 0 },
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{"AV400Sim", true, OPTION_CHANNEL, "", false, "", 0 },
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{"AV400WSimA", true, OPTION_CHANNEL, "", false, "", 0 },
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{"AV400WSimB", true, OPTION_CHANNEL, "", false, "", 0 },
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{"garmin", true, OPTION_CHANNEL, "", false, "", 0 },
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{"nmea", true, OPTION_CHANNEL, "", false, "", 0 },
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{"generic", true, OPTION_CHANNEL, "", false, "", 0 },
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1046
src/Network/AV400WSim.cxx
Normal file
1046
src/Network/AV400WSim.cxx
Normal file
File diff suppressed because it is too large
Load diff
144
src/Network/AV400WSim.hxx
Normal file
144
src/Network/AV400WSim.hxx
Normal file
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@ -0,0 +1,144 @@
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// AV400Sim.hxx -- Garmin 400 series protocal class. This AV400Sim
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// protocol generates the set of "simulator" commands a garmin 400
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// series gps would expect as input in simulator mode. The AV400
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// protocol generates the set of commands that a garmin 400 series gps
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// would emit.
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//
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// Written by Curtis Olson, started Januar 2009.
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//
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// Copyright (C) 2009 Curtis L. Olson - http://www.flightgear.org/~curt
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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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//
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// $Id$
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#ifndef _FG_AV400WSIM_HXX
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#define _FG_AV400WSIM_HXX
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#include <simgear/compiler.h>
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#include <stdlib.h>
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#include <string.h>
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#include <string>
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#include "protocol.hxx"
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using std::string;
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class FlightProperties;
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//////////////////////////////////////////////////////////////////////////////
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// Class FGAV400WSimA handles the input/output over the first serial port.
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// This is very similar to the way previous Garmin non-WAAS models communicated
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// but some items have been stripped out and just a minimal amount of
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// info is necessary to be transmitted over this port.
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class FGAV400WSimA : public FGProtocol {
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char buf[ FG_MAX_MSG_SIZE ];
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int length;
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public:
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FGAV400WSimA();
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~FGAV400WSimA();
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bool gen_message();
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bool parse_message();
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// open hailing frequencies
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bool open();
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// process work for this port
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bool process();
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// close the channel
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bool close();
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};
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//////////////////////////////////////////////////////////////////////////////
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// Class FGAV400WSimB handles the input/output over the second serial port
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// which Garmin refers to as the "GPS Port". Some messages are handled on
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// fixed cycle (usually 1 and 5 Hz) and some immediate responses are needed
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// to certain messages upon requet by the GPS unit
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class FGAV400WSimB : public FGProtocol {
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char buf[ FG_MAX_MSG_SIZE ];
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int length;
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double hz2;
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int hz2count;
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int hz2cycles;
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char flight_phase;
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string hal;
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string val;
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string sbas_sel;
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bool req_hostid;
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bool req_raimap;
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bool req_sbas;
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int outputctr;
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FlightProperties* fdm;
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static const int SOM_SIZE = 2;
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static const int DEG_TO_MILLIARCSECS = ( 60.0 * 60.0 * 1000 );
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// Flight Phases
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static const int PHASE_OCEANIC = 4;
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static const int PHASE_ENROUTE = 5;
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static const int PHASE_TERM = 6;
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static const int PHASE_NONPREC = 7;
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static const int PHASE_LNAVVNAV = 8;
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static const int PHASE_LPVLP = 9;
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public:
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FGAV400WSimB();
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~FGAV400WSimB();
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bool gen_hostid_message();
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bool gen_sbas_message();
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bool gen_Wh_message();
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bool gen_Wx_message();
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bool gen_Wt_message();
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bool gen_Wm_message();
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bool gen_Wv_message();
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bool verify_checksum( string message, int datachars );
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string asciitize_message( string message );
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string buffer_to_string();
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bool parse_message();
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// open hailing frequencies
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bool open();
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// process work for this port
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bool process();
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// close the channel
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bool close();
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inline double get_hz2() const { return hz2; }
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inline void set_hz2( double t ) { hz2 = t, hz2cycles = get_hz() / hz2; }
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};
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#endif // _FG_AV400WSIM_HXX
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@ -19,6 +19,7 @@ libNetwork_a_SOURCES = \
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atlas.cxx atlas.hxx \
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AV400.cxx AV400.hxx \
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AV400Sim.cxx AV400Sim.hxx \
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AV400WSim.cxx AV400WSim.hxx \
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garmin.cxx garmin.hxx \
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lfsglass.cxx lfsglass.hxx lfsglass_data.hxx \
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httpd.cxx httpd.hxx \
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@ -43,4 +44,4 @@ INCLUDES = -I$(top_srcdir) -I$(top_srcdir)/src
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if WITH_HLA
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SUBDIRS = HLA
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endif
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endif
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