Branch data Line data Source code
1 : : /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2 : :
3 : : Module: FGFCSFunction.cpp
4 : : Author: Jon S. Berndt
5 : : Date started: 6/2005
6 : :
7 : : ------------- Copyright (C) 2005 -------------
8 : :
9 : : This program is free software; you can redistribute it and/or modify it under
10 : : the terms of the GNU Lesser 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 Lesser General Public License for more
17 : : details.
18 : :
19 : : You should have received a copy of the GNU Lesser 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 Lesser General Public License can also be found on
24 : : the world wide web at http://www.gnu.org.
25 : :
26 : : FUNCTIONAL DESCRIPTION
27 : : --------------------------------------------------------------------------------
28 : :
29 : : HISTORY
30 : : --------------------------------------------------------------------------------
31 : :
32 : : %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
33 : : COMMENTS, REFERENCES, and NOTES
34 : : %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
35 : :
36 : : %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
37 : : INCLUDES
38 : : %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
39 : :
40 : : #include "FGFCSFunction.h"
41 : : #include <cstdlib>
42 : : #include <iostream>
43 : :
44 : : using namespace std;
45 : :
46 : : namespace JSBSim {
47 : :
48 : : static const char *IdSrc = "$Id: FGFCSFunction.cpp,v 1.10 2010/08/21 22:56:11 jberndt Exp $";
49 : : static const char *IdHdr = ID_FCSFUNCTION;
50 : :
51 : : /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
52 : : CLASS IMPLEMENTATION
53 : : %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
54 : :
55 : : //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
56 : :
57 : 4 : FGFCSFunction::FGFCSFunction(FGFCS* fcs, Element* element) : FGFCSComponent(fcs, element)
58 : : {
59 : 4 : Element *function_element = element->FindElement("function");
60 : :
61 [ + - # # ]: 4 : if (function_element)
62 : 4 : function = new FGFunction(PropertyManager, function_element);
63 : : else {
64 : 0 : cerr << "FCS Function should contain a \"function\" element" << endl;
65 : 0 : exit(-1);
66 : : }
67 : :
68 : 4 : FGFCSComponent::bind();
69 : 4 : Debug(0);
70 : 4 : }
71 : :
72 : : //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
73 : :
74 : 4 : FGFCSFunction::~FGFCSFunction()
75 : : {
76 [ + - ][ # # ]: 4 : delete function;
[ # # ]
77 : 4 : Debug(1);
78 [ + - ][ # # ]: 4 : }
[ # # ]
79 : :
80 : : //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
81 : :
82 : 216020 : bool FGFCSFunction::Run(void )
83 : : {
84 : 216020 : Output = function->GetValue();
85 : :
86 [ - + ]: 216020 : if (InputNodes.size() > 0) {
87 : 0 : Input = InputNodes[0]->getDoubleValue() * InputSigns[0];
88 : 0 : Output*= Input;
89 : : }
90 : :
91 : 216020 : Clip();
92 : :
93 [ - + ]: 216020 : if (IsOutput) SetOutput();
94 : :
95 : 216020 : return true;
96 : : }
97 : :
98 : : //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
99 : : // The bitmasked value choices are as follows:
100 : : // unset: In this case (the default) JSBSim would only print
101 : : // out the normally expected messages, essentially echoing
102 : : // the config files as they are read. If the environment
103 : : // variable is not set, debug_lvl is set to 1 internally
104 : : // 0: This requests JSBSim not to output any messages
105 : : // whatsoever.
106 : : // 1: This value explicity requests the normal JSBSim
107 : : // startup messages
108 : : // 2: This value asks for a message to be printed out when
109 : : // a class is instantiated
110 : : // 4: When this value is set, a message is displayed when a
111 : : // FGModel object executes its Run() method
112 : : // 8: When this value is set, various runtime state variables
113 : : // are printed out periodically
114 : : // 16: When set various parameters are sanity checked and
115 : : // a message is printed out when they go out of bounds
116 : :
117 : 8 : void FGFCSFunction::Debug(int from)
118 : : {
119 [ + - ]: 8 : if (debug_lvl <= 0) return;
120 : :
121 [ + - ]: 8 : if (debug_lvl & 1) { // Standard console startup message output
122 [ + + ]: 8 : if (from == 0) { // Constructor
123 [ - + ]: 4 : if (InputNodes.size()>0)
124 : 0 : cout << " INPUT: " << InputNames[0] << endl;
125 : : // cout << " Function: " << endl;
126 [ - + ]: 4 : if (IsOutput) {
127 [ # # ]: 0 : for (unsigned int i=0; i<OutputNodes.size(); i++)
128 : 0 : cout << " OUTPUT: " << OutputNodes[i]->getName() << endl;
129 : : }
130 : : }
131 : : }
132 [ - + ]: 8 : if (debug_lvl & 2 ) { // Instantiation/Destruction notification
133 [ # # ]: 0 : if (from == 0) cout << "Instantiated: FGFCSFunction" << endl;
134 [ # # ]: 0 : if (from == 1) cout << "Destroyed: FGFCSFunction" << endl;
135 : : }
136 : 8 : if (debug_lvl & 4 ) { // Run() method entry print for FGModel-derived objects
137 : : }
138 : 8 : if (debug_lvl & 8 ) { // Runtime state variables
139 : : }
140 : 8 : if (debug_lvl & 16) { // Sanity checking
141 : : }
142 [ - + ]: 8 : if (debug_lvl & 64) {
143 [ # # ]: 0 : if (from == 0) { // Constructor
144 : 0 : cout << IdSrc << endl;
145 : 0 : cout << IdHdr << endl;
146 : : }
147 : : }
148 : : }
149 [ + + ][ + - ]: 12 : }
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