Andreas Gaeb: fix #222 (JSBSIm reset problems)

[flightgear.git] / src / FDM / JSBSim / models / propulsion / FGNozzle.h

diff --git a/src/FDM/JSBSim/models/propulsion/FGNozzle.h b/src/FDM/JSBSim/models/propulsion/FGNozzle.h
index 4b7f3085d5db435097d0c91968199974b1934205..d2945ba7b677bf4020d3b9d90fd33850995221c7 100644 (file)
--- a/src/FDM/JSBSim/models/propulsion/FGNozzle.h
+++ b/src/FDM/JSBSim/models/propulsion/FGNozzle.h
@@ -4,23 +4,23 @@
  Author:       Jon S. Berndt
  Date started: 08/24/00
 
- ------------- Copyright (C) 2000  Jon S. Berndt (jsb@hal-pc.org) -------------
+ ------------- Copyright (C) 2000  Jon S. Berndt (jon@jsbsim.org) -------------
 
  This program is free software; you can redistribute it and/or modify it under
- the terms of the GNU General Public License as published by the Free Software
+ the terms of the GNU Lesser General Public License as published by the Free Software
  Foundation; either version 2 of the License, or (at your option) any later
  version.
 
  This program is distributed in the hope that it will be useful, but WITHOUT
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+ FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
  details.
 
- You should have received a copy of the GNU General Public License along with
+ You should have received a copy of the GNU Lesser General Public License along with
  this program; if not, write to the Free Software Foundation, Inc., 59 Temple
  Place - Suite 330, Boston, MA  02111-1307, USA.
 
- Further information about the GNU General Public License can also be found on
+ Further information about the GNU Lesser General Public License can also be found on
  the world wide web at http://www.gnu.org.
 
 HISTORY
@@ -44,7 +44,7 @@ INCLUDES
 DEFINITIONS
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
 
-#define ID_NOZZLE "$Id$";
+#define ID_NOZZLE "$Id: FGNozzle.h,v 1.8 2009/10/26 03:49:58 jberndt Exp $";
 
 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 FORWARD DECLARATIONS
@@ -56,9 +56,26 @@ namespace JSBSim {
 CLASS DOCUMENTATION
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
 
-/** Models a rocket nozzle.
+/** Models a rocket nozzle. 
+
+<h3>Configuration File Format:</h3>
+
+@code
+<nozzle name="{string}">
+  <pe unit="{PSF}"> {number}  </pe>
+  <area unit="{FT2 | M2 | IN2}"> {number}  </area>
+</nozzle>
+@endcode
+
+<h3>Configuration parameters are:</h3>
+<pre>
+    <b>pe</b> -      Nozzle design exit pressure.
+    <b>area</b> -    Nozzle area at the exit plane.
+</pre>
+
+    All parameters MUST be specified.  
     @author Jon S. Berndt
-    @version $Id$
+    @version $Id: FGNozzle.h,v 1.8 2009/10/26 03:49:58 jberndt Exp $
 */
 
 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -73,19 +90,13 @@ public:
   /// Destructor
   ~FGNozzle();
 
-  double Calculate(double CfPc);
-  double GetPowerRequired(void);
+  double Calculate(double vacThrust);
   string GetThrusterLabels(int id, string delimeter);
   string GetThrusterValues(int id, string delimeter);
 
 private:
-  double ReverserAngle;
-  double PE;
-  double ExpR;
-  double nzlEff;
-  double Diameter;
-  double AreaT;
-  double Area2;
+//  double PE;
+  double Area;
   void Debug(int from);
 };
 }