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Check for domain error in fgGeoctoGeod()

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This commit is contained in:
curt 1998-11-11 00:18:36 +00:00
parent 0fec7b2599
commit 2091bf2144
2 changed files with 25 additions and 1 deletions
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21
Math/fg_geodesy.cxx
View File

@ -10,6 +10,7 @@
#include <math.h>
#include <errno.h>
#include <Include/fg_constants.h>
#include <Math/fg_geodesy.hxx>
@ -54,6 +55,13 @@ void fgGeocToGeod( double lat_geoc, double radius, double
r_alpha = x_alpha/cos(lat_geoc);
l_point = radius - r_alpha;
*alt = l_point*cos(delt_lambda);
// check for domain error
if ( errno == EDOM ) {
cout << "Domain ERROR in fgGeocToGeod!!!!\n";
*alt = 0.0;
}
denom = sqrt(1-EPS*EPS*sin_mu_a*sin_mu_a);
rho_alpha = EQUATORIAL_RADIUS_M*(1-EPS)/
(denom*denom*denom);
@ -63,7 +71,14 @@ void fgGeocToGeod( double lat_geoc, double radius, double
sin_lambda_sl = sin( lambda_sl );
*sea_level_r =
sqrt(RESQ_M / (1 + ((1/(E*E))-1)*sin_lambda_sl*sin_lambda_sl));
// check for domain error
if ( errno == EDOM ) {
cout << "Domain ERROR in fgGeocToGeod!!!!\n";
*sea_level_r = 0.0;
}
}
}
@ -139,6 +154,9 @@ void fgGeodToGeoc( double lat_geod, double alt, double *sl_radius,
$Header$
$Log$
Revision 1.3 1998/11/11 00:18:36 curt
Check for domain error in fgGeoctoGeod()
Revision 1.2 1998/10/16 23:36:36 curt
c++-ifying.
@ -218,6 +236,9 @@ Initial Flight Gear revision.
// $Log$
// Revision 1.3 1998/11/11 00:18:36 curt
// Check for domain error in fgGeoctoGeod()
//
// Revision 1.2 1998/10/16 23:36:36 curt
// c++-ifying.
//

5
Math/point3d.hxx
View File

@ -133,7 +133,7 @@ operator >> ( istream& in, Point3D& p)
inline ostream&
operator<< ( ostream& out, const Point3D& p )
{
return out << p.n[PX] << ',' << p.n[PY] << ',' << p.n[PZ];
return out << p.n[PX] << ", " << p.n[PY] << ", " << p.n[PZ];
}
///////////////////////////
@ -293,6 +293,9 @@ Point3D::distance3D(const Point3D& a ) const
// $Log$
// Revision 1.4 1998/11/11 00:18:38 curt
// Check for domain error in fgGeoctoGeod()
//
// Revision 1.3 1998/10/20 18:21:49 curt
// Tweaks from Bernie Bright.
//