Merge branch 'next' of git://gitorious.org/fg/flightgear into next

[flightgear.git] / src / FDM / JSBSim / models / FGModel.cpp

diff --git a/src/FDM/JSBSim/models/FGModel.cpp b/src/FDM/JSBSim/models/FGModel.cpp
index 53f2500fcbcb5546e2f7fdfe788b9b7c7fa5fc14..81961eb30c53da01037f4659fd54c777a4a58c92 100644 (file)
--- a/src/FDM/JSBSim/models/FGModel.cpp
+++ b/src/FDM/JSBSim/models/FGModel.cpp
@@ -6,23 +6,23 @@
  Purpose:      Base class for all models
  Called by:    FGSimExec, et. al.
 
- ------------- Copyright (C) 1999  Jon S. Berndt (jsb@hal-pc.org) -------------
+ ------------- Copyright (C) 1999  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.
 
 FUNCTIONAL DESCRIPTION
@@ -38,23 +38,15 @@ HISTORY
 INCLUDES
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
 
+#include <iostream>
 #include "FGModel.h"
-#include "FGState.h"
 #include "FGFDMExec.h"
-#include "FGAtmosphere.h"
-#include "FGFCS.h"
-#include "FGPropulsion.h"
-#include "FGMassBalance.h"
-#include "FGAerodynamics.h"
-#include "FGInertial.h"
-#include "FGGroundReactions.h"
-#include "FGAircraft.h"
-#include "FGPropagate.h"
-#include "FGAuxiliary.h"
+
+using namespace std;
 
 namespace JSBSim {
 
-static const char *IdSrc = "$Id$";
+static const char *IdSrc = "$Id: FGModel.cpp,v 1.19 2011/05/22 12:44:30 jberndt Exp $";
 static const char *IdHdr = ID_MODEL;
 
 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -68,26 +60,13 @@ CLASS IMPLEMENTATION
 FGModel::FGModel(FGFDMExec* fdmex)
 {
   FDMExec     = fdmex;
-  NextModel   = 0L;
-
-  State           = 0;
-  Atmosphere      = 0;
-  FCS             = 0;
-  Propulsion      = 0;
-  MassBalance     = 0;
-  Aerodynamics    = 0;
-  Inertial        = 0;
-  GroundReactions = 0;
-  Aircraft        = 0;
-  Propagate       = 0;
-  Auxiliary       = 0;
 
   //in order for FGModel derived classes to self-bind (that is, call
   //their bind function in the constructor, the PropertyManager pointer
   //must be brought up now.
   PropertyManager = FDMExec->GetPropertyManager();
 
-  exe_ctr     = 1;
+  exe_ctr     = 0;
   rate        = 1;
 
   if (debug_lvl & 2) cout << "              FGModel Base Class" << endl;
@@ -104,45 +83,21 @@ FGModel::~FGModel()
 
 bool FGModel::InitModel(void)
 {
-  State           = FDMExec->GetState();
-  Atmosphere      = FDMExec->GetAtmosphere();
-  FCS             = FDMExec->GetFCS();
-  Propulsion      = FDMExec->GetPropulsion();
-  MassBalance     = FDMExec->GetMassBalance();
-  Aerodynamics    = FDMExec->GetAerodynamics();
-  Inertial        = FDMExec->GetInertial();
-  GroundReactions = FDMExec->GetGroundReactions();
-  Aircraft        = FDMExec->GetAircraft();
-  Propagate       = FDMExec->GetPropagate();
-  Auxiliary       = FDMExec->GetAuxiliary();
-
-  if (!State ||
-      !Atmosphere ||
-      !FCS ||
-      !Propulsion ||
-      !MassBalance ||
-      !Aerodynamics ||
-      !Inertial ||
-      !GroundReactions ||
-      !Aircraft ||
-      !Propagate ||
-      !Auxiliary) return(false);
-  else return(true);
+  return true;
 }
 
 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
-bool FGModel::Run()
+bool FGModel::Run(bool Holding)
 {
   if (debug_lvl & 4) cout << "Entering Run() for model " << Name << endl;
 
-  if (exe_ctr == 1) {
-    if (exe_ctr++ >= rate) exe_ctr = 1;
-    return false;
-  } else {
-    if (exe_ctr++ >= rate) exe_ctr = 1;
-    return true;
-  }
+  if (rate == 1) return false; // Fast exit if nothing to do
+
+  if (exe_ctr >= rate) exe_ctr = 0;
+
+  if (exe_ctr++ == 1) return false;
+  else              return true;
 }
 
 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%