1 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
6 Purpose: Encapsulates the thruster object
8 ------------- Copyright (C) 2000 Jon S. Berndt (jsb@hal-pc.org) -------------
10 This program is free software; you can redistribute it and/or modify it under
11 the terms of the GNU General Public License as published by the Free Software
12 Foundation; either version 2 of the License, or (at your option) any later
15 This program is distributed in the hope that it will be useful, but WITHOUT
16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
20 You should have received a copy of the GNU General Public License along with
21 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
22 Place - Suite 330, Boston, MA 02111-1307, USA.
24 Further information about the GNU General Public License can also be found on
25 the world wide web at http://www.gnu.org.
27 FUNCTIONAL DESCRIPTION
28 --------------------------------------------------------------------------------
31 --------------------------------------------------------------------------------
34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
36 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
40 #include "FGThruster.h"
44 static const char *IdSrc = "$Id$";
45 static const char *IdHdr = ID_THRUSTER;
47 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
49 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
52 FGThruster::FGThruster(FGFDMExec *FDMExec) : FGForce(FDMExec)
55 SetTransformType(FGForce::tCustom);
58 PropertyManager = FDMExec->GetPropertyManager();
63 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
65 FGThruster::FGThruster(FGFDMExec *FDMExec,
66 FGConfigFile *Eng_cfg, int num ): FGForce(FDMExec)
69 SetTransformType(FGForce::tCustom);
70 Name = Eng_cfg->GetValue();
75 PropertyManager = FDMExec->GetPropertyManager();
77 char property_name[80];
78 snprintf(property_name, 80, "propulsion/c-thrust[%u]", EngineNum);
79 PropertyManager->Tie( property_name, &ThrustCoeff );
84 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
86 FGThruster::~FGThruster()
88 char property_name[80];
89 snprintf(property_name, 80, "propulsion/c-thrust[%u]", EngineNum);
90 PropertyManager->Untie( property_name );
95 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
97 string FGThruster::GetThrusterLabels(int id)
99 std::ostringstream buf;
101 buf << Name << "_Thrust[" << id << "]";
106 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
108 string FGThruster::GetThrusterValues(int id)
110 std::ostringstream buf;
117 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
118 // The bitmasked value choices are as follows:
119 // unset: In this case (the default) JSBSim would only print
120 // out the normally expected messages, essentially echoing
121 // the config files as they are read. If the environment
122 // variable is not set, debug_lvl is set to 1 internally
123 // 0: This requests JSBSim not to output any messages
125 // 1: This value explicity requests the normal JSBSim
127 // 2: This value asks for a message to be printed out when
128 // a class is instantiated
129 // 4: When this value is set, a message is displayed when a
130 // FGModel object executes its Run() method
131 // 8: When this value is set, various runtime state variables
132 // are printed out periodically
133 // 16: When set various parameters are sanity checked and
134 // a message is printed out when they go out of bounds
136 void FGThruster::Debug(int from)
138 if (debug_lvl <= 0) return;
140 if (debug_lvl & 1) { // Standard console startup message output
141 if (from == 0) { // Constructor
145 if (debug_lvl & 2 ) { // Instantiation/Destruction notification
146 if (from == 0) cout << "Instantiated: FGThruster" << endl;
147 if (from == 1) cout << "Destroyed: FGThruster" << endl;
149 if (debug_lvl & 4 ) { // Run() method entry print for FGModel-derived objects
151 if (debug_lvl & 8 ) { // Runtime state variables
153 if (debug_lvl & 16) { // Sanity checking
155 if (debug_lvl & 64) {
156 if (from == 0) { // Constructor
157 cout << IdSrc << endl;
158 cout << IdHdr << endl;