1 /*******************************************************************************
7 ------------- Copyright (C) 1999 Jon S. Berndt (jsb@hal-pc.org) -------------
9 This program is free software; you can redistribute it and/or modify it under
10 the terms of the GNU General Public License as published by the Free Software
11 Foundation; either version 2 of the License, or (at your option) any later
14 This program is distributed in the hope that it will be useful, but WITHOUT
15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
16 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
19 You should have received a copy of the GNU General Public License along with
20 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
21 Place - Suite 330, Boston, MA 02111-1307, USA.
23 Further information about the GNU General Public License can also be found on
24 the world wide web at http://www.gnu.org.
27 --------------------------------------------------------------------------------
30 ********************************************************************************
31 COMMENTS, REFERENCES, and NOTES
32 ********************************************************************************
34 ********************************************************************************
36 *******************************************************************************/
41 /*******************************************************************************
43 *******************************************************************************/
48 #define ID_POSITION "$Header$"
51 /*******************************************************************************
53 *******************************************************************************/
55 /** Models the lateral and longitudinal translational EOM.
59 /*******************************************************************************
61 *******************************************************************************/
63 class FGPosition : public FGModel {
67 FGColumnVector vVelDot;
68 FGColumnVector vRunwayNormal;
70 double Vee, invMass, invRadius;
72 double LatitudeDot, LongitudeDot, RadiusDot;
73 double lastLatitudeDot, lastLongitudeDot, lastRadiusDot;
74 double Longitude, Latitude;
78 double SeaLevelRadius;
86 FGPosition(FGFDMExec*);
89 inline FGColumnVector GetVel(void) { return vVel; }
90 inline FGColumnVector GetVelDot(void) { return vVelDot; }
91 inline FGColumnVector GetUVW(void) { return vUVW; }
92 inline double GetVn(void) { return vVel(eX); }
93 inline double GetVe(void) { return vVel(eY); }
94 inline double GetVd(void) { return vVel(eZ); }
95 inline double GetVground(void) { return Vground; }
96 inline double Geth(void) { return h; }
97 inline double Gethdot(void) { return RadiusDot; }
98 inline double GetLatitude(void) { return Latitude; }
99 inline double GetLatitudeDot(void) { return LatitudeDot; }
100 inline double GetLongitude(void) { return Longitude; }
101 inline double GetLongitudeDot(void) { return LongitudeDot; }
102 inline double GetRunwayRadius(void) { return RunwayRadius; }
103 inline double GetDistanceAGL(void) { return DistanceAGL; }
104 inline FGColumnVector GetRunwayNormal(void) { return vRunwayNormal; }
106 inline double GetGamma(void) { return gamma; }
107 inline void SetGamma(float tt) { gamma = tt; }
108 inline double GetHOverB(void) { return hoverb; }
109 void SetvVel(const FGColumnVector& v) { vVel = v; }
110 void SetLatitude(float tt) { Latitude = tt; }
111 void SetLongitude(double tt) { Longitude = tt; }
112 void Seth(double tt);
113 void SetRunwayRadius(double tt) { RunwayRadius = tt; }
114 void SetSeaLevelRadius(double tt) { SeaLevelRadius = tt;}
115 void SetDistanceAGL(double tt);
116 inline void SetRunwayNormal(double fgx, double fgy, double fgz ) {
117 vRunwayNormal << fgx << fgy << fgz;
123 /******************************************************************************/