Added Network/opengc.cxx Network/opengc.hxx Network/opengc_data.hxx
This is John Wojnaroski's initial implimentation of an interface to the OpenGC glass cockpit displays.
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curt
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6 changed files with 291 additions and 0 deletions
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@ -44,6 +44,7 @@
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#include <Network/native.hxx>
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#include <Network/native_ctrls.hxx>
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#include <Network/native_fdm.hxx>
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#include <Network/opengc.hxx>
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#include <Network/nmea.hxx>
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#include <Network/props.hxx>
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#include <Network/pve.hxx>
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@ -84,6 +85,11 @@ static FGProtocol *parse_port_config( const string& config )
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if ( protocol == "atlas" ) {
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FGAtlas *atlas = new FGAtlas;
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io = atlas;
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} else if ( protocol == "opengc" ) {
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// char wait;
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// printf("Parsed opengc\n"); cin >> wait;
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FGOpenGC *opengc = new FGOpenGC;
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io = opengc;
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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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@ -798,6 +798,10 @@ parse_option (const string& arg)
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add_channel( "native_ctrls", arg.substr(15) );
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} else if ( arg.find( "--native-fdm=" ) == 0 ) {
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add_channel( "native_fdm", arg.substr(13) );
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} else if ( arg.find( "--opengc=" ) == 0 ) {
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// char stop;
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// cout << "Adding channel for OpenGC Display" << endl; cin >> stop;
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add_channel( "opengc", arg.substr(10) );
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} else if ( arg.find( "--garmin=" ) == 0 ) {
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add_channel( "garmin", arg.substr(9) );
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} else if ( arg.find( "--nmea=" ) == 0 ) {
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@ -10,6 +10,7 @@ libNetwork_a_SOURCES = \
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native_ctrls.cxx native_ctrls.hxx \
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native_fdm.cxx native_fdm.hxx \
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nmea.cxx nmea.hxx \
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opengc.cxx opengc.hxx opengc_data.hxx \
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props.cxx props.hxx \
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pve.cxx pve.hxx \
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raw_ctrls.hxx raw_fdm.hxx \
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152
src/Network/opengc.cxx
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152
src/Network/opengc.cxx
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@ -0,0 +1,152 @@
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// opengc.cxx --
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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., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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#include <simgear/debug/logstream.hxx>
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#include <simgear/io/iochannel.hxx>
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#include <vector>
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#include "opengc.hxx"
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#include <FDM/flight.hxx>
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#include <Main/globals.hxx>
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#include <Cockpit/radiostack.hxx>
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SG_USING_STD(vector);
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FGOpenGC::FGOpenGC() {
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}
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FGOpenGC::~FGOpenGC() {
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}
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// open hailing frequencies
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bool FGOpenGC::open() {
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if ( is_enabled() ) {
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SG_LOG( SG_IO, SG_ALERT, "This shouldn't happen, but the channel "
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<< "is already in use, ignoring" );
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return false;
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}
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SGIOChannel *io = get_io_channel();
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if ( ! io->open( get_direction() ) ) {
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SG_LOG( SG_IO, SG_ALERT, "Error opening channel communication layer." );
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return false;
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}
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set_enabled( true );
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return true;
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}
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static void collect_data( const FGInterface *fdm, ogcFGData *data ) {
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//static void collect_data( ogcFGData *data ) {
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FGEngInterface *p_engine[4]; // four is enough unless you're a BUF
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p_engine[0] = cur_fdm_state->get_engine(0);
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data->latitude = fdm->get_Longitude_deg();
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data->longitude = cur_fdm_state->get_Latitude_deg();
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data->pitch = cur_fdm_state->get_Theta_deg();
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data->bank = cur_fdm_state->get_Phi_deg();
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data->heading = cur_fdm_state->get_Psi_deg();
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data->altitude = cur_fdm_state->get_Altitude();
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data->v_kcas = cur_fdm_state->get_V_calibrated_kts();
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data->vvi = cur_fdm_state->get_Climb_Rate();
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data->magvar = globals->get_mag()->get_magvar();
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// engine data, for now set the 2nd engine equal to the first
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data->rpm[0] = p_engine[0]->get_RPM();
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data->rpm[1] = p_engine[0]->get_RPM();
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data->epr[0] = p_engine[0]->get_Manifold_Pressure();
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data->epr[1] = p_engine[0]->get_Manifold_Pressure();
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data->egt[0] = p_engine[0]->get_EGT();
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data->egt[1] = p_engine[0]->get_EGT();
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data->oil_pressure[0] = p_engine[0]->get_Oil_Pressure();
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data->oil_pressure[1] = p_engine[0]->get_Oil_Pressure();
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// navigation data
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// Once OPenGC develops a comparable navaids database some of this will not be required
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//data->nav1_ident = current_radiostack->get_nav1_ident();
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data->nav1_freq = current_radiostack->get_nav1_freq();
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data->nav1_radial = current_radiostack->get_nav1_sel_radial();
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data->nav1_course_dev = current_radiostack->get_nav1_heading_needle_deflection();
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//data->nav1_ident = current_radiostack->get_nav1_ident();
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data->nav2_freq = current_radiostack->get_nav2_freq();
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data->nav2_radial = current_radiostack->get_nav2_sel_radial();
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data->nav2_course_dev = current_radiostack->get_nav2_heading_needle_deflection();
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}
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static void distribute_data( const ogcFGData *data, FGInterface *chunk ) {
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// just a place holder until the CDU is developed
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}
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// process work for this port
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bool FGOpenGC::process() {
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SGIOChannel *io = get_io_channel();
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int length = sizeof(buf);
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if ( get_direction() == SG_IO_OUT ) {
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collect_data( cur_fdm_state, &buf );
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//collect_data( &buf );
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if ( ! io->write( (char *)(& buf), length ) ) {
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SG_LOG( SG_IO, SG_ALERT, "Error writing data." );
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return false;
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}
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} else if ( get_direction() == SG_IO_IN ) {
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if ( io->get_type() == sgFileType ) {
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if ( io->read( (char *)(& buf), length ) == length ) {
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SG_LOG( SG_IO, SG_DEBUG, "Success reading data." );
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distribute_data( &buf, cur_fdm_state );
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}
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} else {
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while ( io->read( (char *)(& buf), length ) == length ) {
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SG_LOG( SG_IO, SG_DEBUG, "Success reading data." );
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distribute_data( &buf, cur_fdm_state );
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}
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}
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}
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return true;
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}
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// close the channel
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bool FGOpenGC::close() {
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SGIOChannel *io = get_io_channel();
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set_enabled( false );
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if ( ! io->close() ) {
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return false;
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}
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return true;
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}
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55
src/Network/opengc.hxx
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55
src/Network/opengc.hxx
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@ -0,0 +1,55 @@
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// opengc.hxx --
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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., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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#ifndef _FG_OPENGC_HXX
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#define _FG_OPENGC_HXX
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#include <simgear/compiler.h>
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#include STL_STRING
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#include <FDM/flight.hxx>
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#include "protocol.hxx"
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#include "opengc_data.hxx"
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class FGOpenGC : public FGProtocol, public FGInterface, public FGEngInterface {
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ogcFGData buf;
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int length;
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public:
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FGOpenGC();
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~FGOpenGC();
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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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#endif // _FG_OPENGC_HXX
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73
src/Network/opengc_data.hxx
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73
src/Network/opengc_data.hxx
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@ -0,0 +1,73 @@
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// opengc.hxx -- define shared flight model parameters
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//
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// Version 1.0 by J. Wojnaroski for interface to Open Glass Displays
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// Date: Nov 18,2001
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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., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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#ifndef _OPENGC_HXX
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#define _OPENGC_HXX
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#ifndef __cplusplus
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# error This library requires C++
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#endif
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class ogcFGData {
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public:
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// flight parameters
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double pitch;
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double bank;
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double heading;
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double altitude;
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double altitude_agl;
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double v_kcas;
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double groundspeed;
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double vvi;
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// position
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double latitude;
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double longitude;
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double magvar;
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// engine data
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double rpm[4];
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double epr[4];
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double egt[4];
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double fuel_flow[4];
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double oil_pressure[4];
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// navigation data
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double nav1_freq;
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double nav1_radial;
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double nav1_course_dev;
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double nav2_freq;
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double nav2_radial;
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double nav2_course_dev;
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// some other locations to add stuff in
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double d_ogcdata[16];
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float f_ogcdata[16];
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int i_ogcdata[16];
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};
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#endif // _OPENGC_HXX
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