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[flightgear.git] / src / FDM / JSBSim / FGMassBalance.h
1 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2
3  Header:       FGMassBalance.h
4  Author:       Jon S. Berndt
5  Date started: 09/12/2000
6
7  ------------- Copyright (C) 2000  Jon S. Berndt (jsb@hal-pc.org) --------------
8
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
12  version.
13
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
17  details.
18
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.
22
23  Further information about the GNU General Public License can also be found on
24  the world wide web at http://www.gnu.org.
25
26 HISTORY
27 --------------------------------------------------------------------------------
28 09/12/2000  JSB  Created
29
30 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
31 COMMENTS, REFERENCES,  and NOTES
32 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
33
34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
35 SENTRY
36 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
37
38 #ifndef FGMASSBALANCE_H
39 #define FGMASSBALANCE_H
40
41 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
42 INCLUDES
43 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
44
45 #include "FGModel.h"
46 #include "FGPropulsion.h"
47 #include <vector>
48
49 #define ID_MASSBALANCE "$Id$"
50
51 namespace JSBSim {
52
53 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
54 CLASS DECLARATION
55 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
56
57 class FGMassBalance : public FGModel
58 {
59
60 public:
61   FGMassBalance(FGFDMExec*);
62   ~FGMassBalance();
63
64   bool Run(void);
65
66   inline double GetMass(void) const {return Mass;}
67   inline double GetWeight(void) const {return Weight;}
68   inline double GetIxx(void) const {return Ixx;}
69   inline double GetIyy(void) const {return Iyy;}
70   inline double GetIzz(void) const {return Izz;}
71   inline double GetIxy(void) const {return Ixy;}
72   inline double GetIxz(void) const {return Ixz;}
73   inline FGColumnVector3& GetXYZcg(void) {return vXYZcg;}
74   inline double GetXYZcg(int axis) const  {return vXYZcg(axis);}
75
76   inline void SetEmptyWeight(double EW) { EmptyWeight = EW;}
77   inline void SetBaseIxx(double bixx)   { baseIxx = bixx;}
78   inline void SetBaseIyy(double biyy)   { baseIyy = biyy;}
79   inline void SetBaseIzz(double bizz)   { baseIzz = bizz;}
80   inline void SetBaseIxy(double bixy)   { baseIxy = bixy;}
81   inline void SetBaseIxz(double bixz)   { baseIxz = bixz;}
82   inline void SetBaseCG(const FGColumnVector3& CG) {vbaseXYZcg = CG;}
83   
84   void AddPointMass(double weight, double X, double Y, double Z);
85   double GetPointMassWeight(void);
86   FGColumnVector3& GetPointMassMoment(void);
87   double GetPMIxx(void);
88   double GetPMIyy(void);
89   double GetPMIzz(void);
90   double GetPMIxy(void);
91   double GetPMIxz(void);
92   
93   void bind(void);
94   void unbind(void);
95
96 private:
97   double Weight;
98   double EmptyWeight;
99   double Mass;
100   double Ixx;
101   double Iyy;
102   double Izz;
103   double Ixy;
104   double Ixz;
105   double baseIxx;
106   double baseIyy;
107   double baseIzz;
108   double baseIxy;
109   double baseIxz;
110   FGColumnVector3 vXYZcg;
111   FGColumnVector3 vXYZtank;
112   FGColumnVector3 vbaseXYZcg;
113   vector <FGColumnVector3> PointMassLoc;
114   vector <double> PointMassWeight;
115   FGColumnVector3 PointMassCG;
116   void Debug(int from);
117 };
118 }
119 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
120 #endif