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curt 2000-07-05 17:04:08 +00:00
parent d1e4a4bc6f
commit 92dd898110
2 changed files with 137 additions and 0 deletions
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// tmp.cxx -- stuff I don't know what to do with at the moment
//
// Written by Curtis Olson, started July 2000.
//
// Copyright (C) 2000 Curtis L. Olson - curt@flightgear.org
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// $Id$
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <simgear/magvar/magvar.hxx>
#include <simgear/timing/fg_time.hxx>
#include <FDM/flight.hxx>
#include <Main/options.hxx>
#include "light.hxx"
#include "moonpos.hxx"
#include "sunpos.hxx"
#include "tmp.hxx"
FGMagVar::FGMagVar() {
}
FGMagVar::~FGMagVar() {
}
void FGMagVar::update( double lon, double lat, double alt_m, double jd ) {
// Calculate local magnetic variation
double field[6];
// cout << "alt_m = " << alt_m << endl;
magvar = SGMagVar( lat, lon, alt_m / 1000.0, (long)jd, field );
magdip = atan(field[5]/sqrt(field[3]*field[3]+field[4]*field[4]));
}
FGMagVar cur_magvar;
// periodic time updater wrapper
void fgUpdateLocalTime() {
FGTime::cur_time_params->updateLocal( cur_fdm_state->get_Longitude(),
cur_fdm_state->get_Latitude(),
current_options.get_fg_root() );
}
// update sky and lighting parameters
void fgUpdateSkyAndLightingParams() {
fgUpdateSunPos();
fgUpdateMoonPos();
cur_light_params.Update();
}

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// tmp.hxx -- stuff I don't know what to do with at the moment
//
// Written by Curtis Olson, started July 2000.
//
// Copyright (C) 2000 Curtis L. Olson - curt@flightgear.org
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// $Id$
#ifndef _TMP_HXX
#define _TMP_HXX
#ifndef __cplusplus
# error This library requires C++
#endif
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
// periodic time updater
void fgUpdateLocalTime();
// update sky and lighting parameters
void fgUpdateSkyAndLightingParams();
class FGMagVar {
private:
double magvar;
double magdip;
public:
FGMagVar();
~FGMagVar();
void update( double lon, double lat, double alt_m, double jd );
double get_magvar() const { return magvar; }
double get_magdip() const { return magdip; }
};
extern FGMagVar cur_magvar;
#endif // _LIGHT_HXX