src/FDM/JSBSim/models/FGOutput.cpp

   1 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   2
   3  Module:       FGOutput.cpp
   4  Author:       Jon Berndt
   5  Date started: 12/02/98
   6  Purpose:      Manage output of sim parameters to file or stdout
   7  Called by:    FGSimExec
   8
   9  ------------- Copyright (C) 1999  Jon S. Berndt (jsb@hal-pc.org) -------------
  10
  11  This program is free software; you can redistribute it and/or modify it under
  12  the terms of the GNU Lesser General Public License as published by the Free Software
  13  Foundation; either version 2 of the License, or (at your option) any later
  14  version.
  15
  16  This program is distributed in the hope that it will be useful, but WITHOUT
  17  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  18  FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
  19  details.
  20
  21  You should have received a copy of the GNU Lesser General Public License along with
  22  this program; if not, write to the Free Software Foundation, Inc., 59 Temple
  23  Place - Suite 330, Boston, MA  02111-1307, USA.
  24
  25  Further information about the GNU Lesser General Public License can also be found on
  26  the world wide web at http://www.gnu.org.
  27
  28 FUNCTIONAL DESCRIPTION
  29 --------------------------------------------------------------------------------
  30 This is the place where you create output routines to dump data for perusal
  31 later.
  32
  33 HISTORY
  34 --------------------------------------------------------------------------------
  35 12/02/98   JSB   Created
  36
  37 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  38 INCLUDES
  39 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  40
  41 #include "FGOutput.h"
  42 #include "FGState.h"
  43 #include "FGFDMExec.h"
  44 #include "FGAtmosphere.h"
  45 #include "FGFCS.h"
  46 #include "FGAerodynamics.h"
  47 #include "FGGroundReactions.h"
  48 #include "FGAircraft.h"
  49 #include "FGMassBalance.h"
  50 #include "FGPropagate.h"
  51 #include "FGAuxiliary.h"
  52 #include "FGInertial.h"
  53
  54 #include <fstream>
  55 #include <iomanip>
  56
  57 namespace JSBSim {
  58
  59 static const char *IdSrc = "$Id$";
  60 static const char *IdHdr = ID_OUTPUT;
  61
  62 using std::setprecision;
  63
  64 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  65 CLASS IMPLEMENTATION
  66 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  67
  68 FGOutput::FGOutput(FGFDMExec* fdmex) : FGModel(fdmex)
  69 {
  70   Name = "FGOutput";
  71   sFirstPass = dFirstPass = true;
  72   socket = 0;
  73   Type = otNone;
  74   SubSystems = 0;
  75   enabled = true;
  76   delimeter = ", ";
  77   Filename = "";
  78   DirectivesFile = "";
  79
  80   Debug(0);
  81 }
  82
  83 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  84
  85 FGOutput::~FGOutput()
  86 {
  87   delete socket;
  88   OutputProperties.clear();
  89   Debug(1);
  90 }
  91
  92 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  93
  94 bool FGOutput::Run(void)
  95 {
  96   if (FGModel::Run()) return true;
  97
  98   if (enabled && !State->IntegrationSuspended()&& !FDMExec->Holding()) {
  99     if (Type == otSocket) {
 100       SocketOutput();
 101     } else if (Type == otCSV || Type == otTab) {
 102       DelimitedOutput(Filename);
 103     } else if (Type == otTerminal) {
 104       // Not done yet
 105     } else if (Type == otNone) {
 106       // Do nothing
 107     } else {
 108       // Not a valid type of output
 109     }
 110   }
 111   return false;
 112 }
 113
 114 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 115
 116 void FGOutput::SetType(string type)
 117 {
 118   if (type == "CSV") {
 119     Type = otCSV;
 120     delimeter = ", ";
 121   } else if (type == "TABULAR") {
 122     Type = otTab;
 123     delimeter = "\t";
 124   } else if (type == "SOCKET") {
 125     Type = otSocket;
 126   } else if (type == "TERMINAL") {
 127     Type = otTerminal;
 128   } else if (type != string("NONE")) {
 129     Type = otUnknown;
 130     cerr << "Unknown type of output specified in config file" << endl;
 131   }
 132 }
 133
 134 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 135
 136 void FGOutput::DelimitedOutput(string fname)
 137 {
 138   streambuf* buffer;
 139   string scratch = "";
 140
 141   if (fname == "COUT" || fname == "cout") {
 142     buffer = cout.rdbuf();
 143   } else {
 144     datafile.open(fname.c_str());
 145     buffer = datafile.rdbuf();
 146   }
 147
 148   ostream outstream(buffer);
 149
 150   outstream.precision(10);
 151
 152   if (dFirstPass) {
 153     outstream << "Time";
 154     if (SubSystems & ssSimulation) {
 155       // Nothing here, yet
 156     }
 157     if (SubSystems & ssAerosurfaces) {
 158       outstream << delimeter;
 159       outstream << "Aileron Command (norm)" + delimeter;
 160       outstream << "Elevator Command (norm)" + delimeter;
 161       outstream << "Rudder Command (norm)" + delimeter;
 162       outstream << "Flap Command (norm)" + delimeter;
 163       outstream << "Left Aileron Position (deg)" + delimeter;
 164       outstream << "Right Aileron Position (deg)" + delimeter;
 165       outstream << "Elevator Position (deg)" + delimeter;
 166       outstream << "Rudder Position (deg)" + delimeter;
 167       outstream << "Flap Position (deg)";
 168     }
 169     if (SubSystems & ssRates) {
 170       outstream << delimeter;
 171       outstream << "P (deg/s)" + delimeter + "Q (deg/s)" + delimeter + "R (deg/s)" + delimeter;
 172       outstream << "P dot (deg/s^2)" + delimeter + "Q dot (deg/s^2)" + delimeter + "R dot (deg/s^2)";
 173     }
 174     if (SubSystems & ssVelocities) {
 175       outstream << delimeter;
 176       outstream << "q bar (psf)" + delimeter;
 177       outstream << "V_{Total} (ft/s)" + delimeter;
 178       outstream << "UBody" + delimeter + "VBody" + delimeter + "WBody" + delimeter;
 179       outstream << "Aero V_{X Body} (ft/s)" + delimeter + "Aero V_{Y Body} (ft/s)" + delimeter + "Aero V_{Z Body} (ft/s)" + delimeter;
 180       outstream << "V_{North} (ft/s)" + delimeter + "V_{East} (ft/s)" + delimeter + "V_{Down} (ft/s)";
 181     }
 182     if (SubSystems & ssForces) {
 183       outstream << delimeter;
 184       outstream << "F_{Drag} (lbs)" + delimeter + "F_{Side} (lbs)" + delimeter + "F_{Lift} (lbs)" + delimeter;
 185       outstream << "L/D" + delimeter;
 186       outstream << "F_X (lbs)" + delimeter + "F_Y (lbs)" + delimeter + "F_Z (lbs)";
 187     }
 188     if (SubSystems & ssMoments) {
 189       outstream << delimeter;
 190       outstream << "L (ft-lbs)" + delimeter + "M (ft-lbs)" + delimeter + "N (ft-lbs)";
 191     }
 192     if (SubSystems & ssAtmosphere) {
 193       outstream << delimeter;
 194       outstream << "Rho (slugs/ft^3)" + delimeter;
 195       outstream << "P_{SL} (psf)" + delimeter;
 196       outstream << "P_{Ambient} (psf)" + delimeter;
 197       outstream << "Wind V_{North} (ft/s)" + delimeter + "Wind V_{East} (ft/s)" + delimeter + "Wind V_{Down} (ft/s)";
 198     }
 199     if (SubSystems & ssMassProps) {
 200       outstream << delimeter;
 201       outstream << "I_xx" + delimeter;
 202       outstream << "I_xy" + delimeter;
 203       outstream << "I_xz" + delimeter;
 204       outstream << "I_yx" + delimeter;
 205       outstream << "I_yy" + delimeter;
 206       outstream << "I_yz" + delimeter;
 207       outstream << "I_zx" + delimeter;
 208       outstream << "I_zy" + delimeter;
 209       outstream << "I_zz" + delimeter;
 210       outstream << "Mass" + delimeter;
 211       outstream << "X_cg" + delimeter + "Y_cg" + delimeter + "Z_cg";
 212     }
 213     if (SubSystems & ssPropagate) {
 214       outstream << delimeter;
 215       outstream << "Altitude (ft)" + delimeter;
 216       outstream << "Phi (deg)" + delimeter + "Theta (deg)" + delimeter + "Psi (deg)" + delimeter;
 217       outstream << "Alpha (deg)" + delimeter;
 218       outstream << "Beta (deg)" + delimeter;
 219       outstream << "Latitude (deg)" + delimeter;
 220       outstream << "Longitude (deg)" + delimeter;
 221       outstream << "Distance AGL (ft)" + delimeter;
 222       outstream << "Runway Radius (ft)";
 223     }
 224     if (SubSystems & ssCoefficients) {
 225       scratch = Aerodynamics->GetCoefficientStrings(delimeter);
 226       if (scratch.length() != 0) outstream << delimeter << scratch;
 227     }
 228     if (SubSystems & ssFCS) {
 229       scratch = FCS->GetComponentStrings(delimeter);
 230       if (scratch.length() != 0) outstream << delimeter << scratch;
 231     }
 232     if (SubSystems & ssGroundReactions) {
 233       outstream << delimeter;
 234       outstream << GroundReactions->GetGroundReactionStrings(delimeter);
 235     }
 236     if (SubSystems & ssPropulsion && Propulsion->GetNumEngines() > 0) {
 237       outstream << delimeter;
 238       outstream << Propulsion->GetPropulsionStrings(delimeter);
 239     }
 240     if (OutputProperties.size() > 0) {
 241       for (unsigned int i=0;i<OutputProperties.size();i++) {
 242         outstream << delimeter << OutputProperties[i]->GetPrintableName();
 243       }
 244     }
 245
 246     outstream << endl;
 247     dFirstPass = false;
 248   }
 249
 250   outstream << State->Getsim_time();
 251   if (SubSystems & ssSimulation) {
 252   }
 253   if (SubSystems & ssAerosurfaces) {
 254     outstream << delimeter;
 255     outstream << FCS->GetDaCmd() << delimeter;
 256     outstream << FCS->GetDeCmd() << delimeter;
 257     outstream << FCS->GetDrCmd() << delimeter;
 258     outstream << FCS->GetDfCmd() << delimeter;
 259     outstream << FCS->GetDaLPos(ofDeg) << delimeter;
 260     outstream << FCS->GetDaRPos(ofDeg) << delimeter;
 261     outstream << FCS->GetDePos(ofDeg) << delimeter;
 262     outstream << FCS->GetDrPos(ofDeg) << delimeter;
 263     outstream << FCS->GetDfPos(ofDeg);
 264   }
 265   if (SubSystems & ssRates) {
 266     outstream << delimeter;
 267     outstream << (radtodeg*Propagate->GetPQR()).Dump(delimeter) << delimeter;
 268     outstream << (radtodeg*Propagate->GetPQRdot()).Dump(delimeter);
 269   }
 270   if (SubSystems & ssVelocities) {
 271     outstream << delimeter;
 272     outstream << Auxiliary->Getqbar() << delimeter;
 273     outstream << setprecision(12) << Auxiliary->GetVt() << delimeter;
 274     outstream << setprecision(12) << Propagate->GetUVW().Dump(delimeter) << delimeter;
 275     outstream << Auxiliary->GetAeroUVW().Dump(delimeter) << delimeter;
 276     outstream << Propagate->GetVel().Dump(delimeter);
 277   }
 278   if (SubSystems & ssForces) {
 279     outstream << delimeter;
 280     outstream << Aerodynamics->GetvFs() << delimeter;
 281     outstream << Aerodynamics->GetLoD() << delimeter;
 282     outstream << Aircraft->GetForces().Dump(delimeter);
 283   }
 284   if (SubSystems & ssMoments) {
 285     outstream << delimeter;
 286     outstream << Aircraft->GetMoments().Dump(delimeter);
 287   }
 288   if (SubSystems & ssAtmosphere) {
 289     outstream << delimeter;
 290     outstream << Atmosphere->GetDensity() << delimeter;
 291     outstream << Atmosphere->GetPressureSL() << delimeter;
 292     outstream << Atmosphere->GetPressure() << delimeter;
 293     outstream << Atmosphere->GetWindNED().Dump(delimeter);
 294   }
 295   if (SubSystems & ssMassProps) {
 296     outstream << delimeter;
 297     outstream << MassBalance->GetJ() << delimeter;
 298     outstream << MassBalance->GetMass() << delimeter;
 299     outstream << MassBalance->GetXYZcg();
 300   }
 301   if (SubSystems & ssPropagate) {
 302     outstream << delimeter;
 303     outstream << Propagate->Geth() << delimeter;
 304     outstream << (radtodeg*Propagate->GetEuler()).Dump(delimeter) << delimeter;
 305     outstream << Auxiliary->Getalpha(inDegrees) << delimeter;
 306     outstream << Auxiliary->Getbeta(inDegrees) << delimeter;
 307     outstream << Propagate->GetLocation().GetLatitudeDeg() << delimeter;
 308     outstream << Propagate->GetLocation().GetLongitudeDeg() << delimeter;
 309     outstream << Propagate->GetDistanceAGL() << delimeter;
 310     outstream << Propagate->GetRunwayRadius();
 311   }
 312   if (SubSystems & ssCoefficients) {
 313     scratch = Aerodynamics->GetCoefficientValues(delimeter);
 314     if (scratch.length() != 0) outstream << delimeter << scratch;
 315   }
 316   if (SubSystems & ssFCS) {
 317     scratch = FCS->GetComponentValues(delimeter);
 318     if (scratch.length() != 0) outstream << delimeter << scratch;
 319   }
 320   if (SubSystems & ssGroundReactions) {
 321     outstream << delimeter;
 322     outstream << GroundReactions->GetGroundReactionValues(delimeter);
 323   }
 324   if (SubSystems & ssPropulsion && Propulsion->GetNumEngines() > 0) {
 325     outstream << delimeter;
 326     outstream << Propulsion->GetPropulsionValues(delimeter);
 327   }
 328
 329   for (unsigned int i=0;i<OutputProperties.size();i++) {
 330     outstream << delimeter << OutputProperties[i]->getDoubleValue();
 331   }
 332
 333   outstream << endl;
 334   outstream.flush();
 335 }
 336
 337 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 338
 339 void FGOutput::SocketOutput(void)
 340 {
 341   string asciiData, scratch;
 342
 343   if (socket == NULL) return;
 344   if (!socket->GetConnectStatus()) return;
 345
 346   socket->Clear();
 347   if (sFirstPass) {
 348     socket->Clear("<LABELS>");
 349     socket->Append("Time");
 350
 351     if (SubSystems & ssAerosurfaces) {
 352       socket->Append("Aileron Command");
 353       socket->Append("Elevator Command");
 354       socket->Append("Rudder Command");
 355       socket->Append("Flap Command");
 356       socket->Append("Left Aileron Position");
 357       socket->Append("Right Aileron Position");
 358       socket->Append("Elevator Position");
 359       socket->Append("Rudder Position");
 360       socket->Append("Flap Position");
 361     }
 362
 363     if (SubSystems & ssRates) {
 364       socket->Append("P");
 365       socket->Append("Q");
 366       socket->Append("R");
 367       socket->Append("PDot");
 368       socket->Append("QDot");
 369       socket->Append("RDot");
 370     }
 371
 372     if (SubSystems & ssVelocities) {
 373       socket->Append("QBar");
 374       socket->Append("Vtotal");
 375       socket->Append("UBody");
 376       socket->Append("VBody");
 377       socket->Append("WBody");
 378       socket->Append("UAero");
 379       socket->Append("VAero");
 380       socket->Append("WAero");
 381       socket->Append("Vn");
 382       socket->Append("Ve");
 383       socket->Append("Vd");
 384     }
 385     if (SubSystems & ssForces) {
 386       socket->Append("F_Drag");
 387       socket->Append("F_Side");
 388       socket->Append("F_Lift");
 389       socket->Append("LoD");
 390       socket->Append("Fx");
 391       socket->Append("Fy");
 392       socket->Append("Fz");
 393     }
 394     if (SubSystems & ssMoments) {
 395       socket->Append("L");
 396       socket->Append("M");
 397       socket->Append("N");
 398     }
 399     if (SubSystems & ssAtmosphere) {
 400       socket->Append("Rho");
 401       socket->Append("SL pressure");
 402       socket->Append("Ambient pressure");
 403       socket->Append("NWind");
 404       socket->Append("EWind");
 405       socket->Append("DWind");
 406     }
 407     if (SubSystems & ssMassProps) {
 408       socket->Append("Ixx");
 409       socket->Append("Ixy");
 410       socket->Append("Ixz");
 411       socket->Append("Iyx");
 412       socket->Append("Iyy");
 413       socket->Append("Iyz");
 414       socket->Append("Izx");
 415       socket->Append("Izy");
 416       socket->Append("Izz");
 417       socket->Append("Mass");
 418       socket->Append("Xcg");
 419       socket->Append("Ycg");
 420       socket->Append("Zcg");
 421     }
 422     if (SubSystems & ssPropagate) {
 423         socket->Append("Altitude");
 424         socket->Append("Phi (deg)");
 425         socket->Append("Tht (deg)");
 426         socket->Append("Psi (deg)");
 427         socket->Append("Alpha (deg)");
 428         socket->Append("Beta (deg)");
 429         socket->Append("Latitude (deg)");
 430         socket->Append("Longitude (deg)");
 431     }
 432     if (SubSystems & ssCoefficients) {
 433       scratch = Aerodynamics->GetCoefficientStrings(",");
 434       if (scratch.length() != 0) socket->Append(scratch);
 435     }
 436     if (SubSystems & ssFCS) {
 437       scratch = FCS->GetComponentStrings(",");
 438       if (scratch.length() != 0) socket->Append(scratch);
 439     }
 440     if (SubSystems & ssGroundReactions) {
 441       socket->Append(GroundReactions->GetGroundReactionStrings(","));
 442     }
 443     if (SubSystems & ssPropulsion && Propulsion->GetNumEngines() > 0) {
 444       socket->Append(Propulsion->GetPropulsionStrings(","));
 445     }
 446     if (OutputProperties.size() > 0) {
 447       for (unsigned int i=0;i<OutputProperties.size();i++) {
 448         socket->Append(OutputProperties[i]->GetPrintableName());
 449       }
 450     }
 451
 452     sFirstPass = false;
 453     socket->Send();
 454   }
 455
 456   socket->Clear();
 457   socket->Append(State->Getsim_time());
 458
 459   if (SubSystems & ssAerosurfaces) {
 460     socket->Append(FCS->GetDaCmd());
 461     socket->Append(FCS->GetDeCmd());
 462     socket->Append(FCS->GetDrCmd());
 463     socket->Append(FCS->GetDfCmd());
 464     socket->Append(FCS->GetDaLPos());
 465     socket->Append(FCS->GetDaRPos());
 466     socket->Append(FCS->GetDePos());
 467     socket->Append(FCS->GetDrPos());
 468     socket->Append(FCS->GetDfPos());
 469   }
 470   if (SubSystems & ssRates) {
 471     socket->Append(radtodeg*Propagate->GetPQR(eP));
 472     socket->Append(radtodeg*Propagate->GetPQR(eQ));
 473     socket->Append(radtodeg*Propagate->GetPQR(eR));
 474     socket->Append(radtodeg*Propagate->GetPQRdot(eP));
 475     socket->Append(radtodeg*Propagate->GetPQRdot(eQ));
 476     socket->Append(radtodeg*Propagate->GetPQRdot(eR));
 477   }
 478   if (SubSystems & ssVelocities) {
 479     socket->Append(Auxiliary->Getqbar());
 480     socket->Append(Auxiliary->GetVt());
 481     socket->Append(Propagate->GetUVW(eU));
 482     socket->Append(Propagate->GetUVW(eV));
 483     socket->Append(Propagate->GetUVW(eW));
 484     socket->Append(Auxiliary->GetAeroUVW(eU));
 485     socket->Append(Auxiliary->GetAeroUVW(eV));
 486     socket->Append(Auxiliary->GetAeroUVW(eW));
 487     socket->Append(Propagate->GetVel(eNorth));
 488     socket->Append(Propagate->GetVel(eEast));
 489     socket->Append(Propagate->GetVel(eDown));
 490   }
 491   if (SubSystems & ssForces) {
 492     socket->Append(Aerodynamics->GetvFs()(eDrag));
 493     socket->Append(Aerodynamics->GetvFs()(eSide));
 494     socket->Append(Aerodynamics->GetvFs()(eLift));
 495     socket->Append(Aerodynamics->GetLoD());
 496     socket->Append(Aircraft->GetForces(eX));
 497     socket->Append(Aircraft->GetForces(eY));
 498     socket->Append(Aircraft->GetForces(eZ));
 499   }
 500   if (SubSystems & ssMoments) {
 501     socket->Append(Aircraft->GetMoments(eL));
 502     socket->Append(Aircraft->GetMoments(eM));
 503     socket->Append(Aircraft->GetMoments(eN));
 504   }
 505   if (SubSystems & ssAtmosphere) {
 506     socket->Append(Atmosphere->GetDensity());
 507     socket->Append(Atmosphere->GetPressureSL());
 508     socket->Append(Atmosphere->GetPressure());
 509     socket->Append(Atmosphere->GetWindNED().Dump(","));
 510   }
 511   if (SubSystems & ssMassProps) {
 512     socket->Append(MassBalance->GetJ()(1,1));
 513     socket->Append(MassBalance->GetJ()(1,2));
 514     socket->Append(MassBalance->GetJ()(1,3));
 515     socket->Append(MassBalance->GetJ()(2,1));
 516     socket->Append(MassBalance->GetJ()(2,2));
 517     socket->Append(MassBalance->GetJ()(2,3));
 518     socket->Append(MassBalance->GetJ()(3,1));
 519     socket->Append(MassBalance->GetJ()(3,2));
 520     socket->Append(MassBalance->GetJ()(3,3));
 521     socket->Append(MassBalance->GetMass());
 522     socket->Append(MassBalance->GetXYZcg()(eX));
 523     socket->Append(MassBalance->GetXYZcg()(eY));
 524     socket->Append(MassBalance->GetXYZcg()(eZ));
 525   }
 526   if (SubSystems & ssPropagate) {
 527     socket->Append(Propagate->Geth());
 528     socket->Append(radtodeg*Propagate->GetEuler(ePhi));
 529     socket->Append(radtodeg*Propagate->GetEuler(eTht));
 530     socket->Append(radtodeg*Propagate->GetEuler(ePsi));
 531     socket->Append(Auxiliary->Getalpha(inDegrees));
 532     socket->Append(Auxiliary->Getbeta(inDegrees));
 533     socket->Append(Propagate->GetLocation().GetLatitudeDeg());
 534     socket->Append(Propagate->GetLocation().GetLongitudeDeg());
 535   }
 536   if (SubSystems & ssCoefficients) {
 537     scratch = Aerodynamics->GetCoefficientValues(",");
 538     if (scratch.length() != 0) socket->Append(scratch);
 539   }
 540   if (SubSystems & ssFCS) {
 541     scratch = FCS->GetComponentValues(",");
 542     if (scratch.length() != 0) socket->Append(scratch);
 543   }
 544   if (SubSystems & ssGroundReactions) {
 545     socket->Append(GroundReactions->GetGroundReactionValues(","));
 546   }
 547   if (SubSystems & ssPropulsion && Propulsion->GetNumEngines() > 0) {
 548     socket->Append(Propulsion->GetPropulsionValues(","));
 549   }
 550
 551   for (unsigned int i=0;i<OutputProperties.size();i++) {
 552     socket->Append(OutputProperties[i]->getDoubleValue());
 553   }
 554
 555   socket->Send();
 556 }
 557
 558 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 559
 560 void FGOutput::SocketStatusOutput(string out_str)
 561 {
 562   string asciiData;
 563
 564   if (socket == NULL) return;
 565
 566   socket->Clear();
 567   asciiData = string("<STATUS>") + out_str;
 568   socket->Append(asciiData.c_str());
 569   socket->Send();
 570 }
 571
 572 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 573
 574 bool FGOutput::Load(Element* element)
 575 {
 576   string type="", parameter="";
 577   string name="", fname="";
 578   int OutRate = 0;
 579   string property;
 580   unsigned int port;
 581   Element *property_element;
 582
 583   string separator = "/";
 584 # ifdef macintosh
 585   separator = ";";
 586 # endif
 587
 588   if (!DirectivesFile.empty()) { // A directives filename from the command line overrides
 589     fname = DirectivesFile;      // one found in the config file.
 590   } else {
 591     fname = element->GetAttributeValue("file");
 592   }
 593
 594   if (!fname.empty()) {
 595     int len = fname.size();
 596     if (fname.find(".xml") != string::npos) {
 597       output_file_name = fname; // Use supplied name if last four letters are ".xml"
 598     } else {
 599       output_file_name = FDMExec->GetFullAircraftPath() + separator + fname + ".xml";
 600     }
 601     document = LoadXMLDocument(output_file_name);
 602   } else {
 603     document = element;
 604   }
 605
 606   name = document->GetAttributeValue("name");
 607   type = document->GetAttributeValue("type");
 608   SetType(type);
 609   if (!document->GetAttributeValue("port").empty() && type == string("SOCKET")) {
 610     port = atoi(document->GetAttributeValue("port").c_str());
 611     socket = new FGfdmSocket(name, port);
 612   } else {
 613     Filename = name;
 614   }
 615   if (!document->GetAttributeValue("rate").empty()) {
 616     OutRate = (int)document->GetAttributeValueAsNumber("rate");
 617   } else {
 618     OutRate = 1;
 619   }
 620
 621   if (document->FindElementValue("simulation") == string("ON"))
 622     SubSystems += ssSimulation;
 623   if (document->FindElementValue("aerosurfaces") == string("ON"))
 624     SubSystems += ssAerosurfaces;
 625   if (document->FindElementValue("rates") == string("ON"))
 626     SubSystems += ssRates;
 627   if (document->FindElementValue("velocities") == string("ON"))
 628     SubSystems += ssVelocities;
 629   if (document->FindElementValue("forces") == string("ON"))
 630     SubSystems += ssForces;
 631   if (document->FindElementValue("moments") == string("ON"))
 632     SubSystems += ssMoments;
 633   if (document->FindElementValue("atmosphere") == string("ON"))
 634     SubSystems += ssAtmosphere;
 635   if (document->FindElementValue("massprops") == string("ON"))
 636     SubSystems += ssMassProps;
 637   if (document->FindElementValue("position") == string("ON"))
 638     SubSystems += ssPropagate;
 639   if (document->FindElementValue("coefficients") == string("ON"))
 640     SubSystems += ssCoefficients;
 641   if (document->FindElementValue("ground_reactions") == string("ON"))
 642     SubSystems += ssGroundReactions;
 643   if (document->FindElementValue("fcs") == string("ON"))
 644     SubSystems += ssFCS;
 645   if (document->FindElementValue("propulsion") == string("ON"))
 646     SubSystems += ssPropulsion;
 647   property_element = document->FindElement("property");
 648   while (property_element) {
 649     string property = property_element->GetDataLine();
 650     OutputProperties.push_back(PropertyManager->GetNode(property));
 651     property_element = document->FindNextElement("property");
 652   }
 653
 654   OutRate = OutRate>1000?1000:(OutRate<0?0:OutRate);
 655   rate = (int)(0.5 + 1.0/(State->Getdt()*OutRate));
 656
 657   Debug(2);
 658
 659   return true;
 660 }
 661
 662 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 663 //    The bitmasked value choices are as follows:
 664 //    unset: In this case (the default) JSBSim would only print
 665 //       out the normally expected messages, essentially echoing
 666 //       the config files as they are read. If the environment
 667 //       variable is not set, debug_lvl is set to 1 internally
 668 //    0: This requests JSBSim not to output any messages
 669 //       whatsoever.
 670 //    1: This value explicity requests the normal JSBSim
 671 //       startup messages
 672 //    2: This value asks for a message to be printed out when
 673 //       a class is instantiated
 674 //    4: When this value is set, a message is displayed when a
 675 //       FGModel object executes its Run() method
 676 //    8: When this value is set, various runtime state variables
 677 //       are printed out periodically
 678 //    16: When set various parameters are sanity checked and
 679 //       a message is printed out when they go out of bounds
 680
 681 void FGOutput::Debug(int from)
 682 {
 683   string scratch="";
 684
 685   if (debug_lvl <= 0) return;
 686
 687   if (debug_lvl & 1) { // Standard console startup message output
 688     if (from == 0) { // Constructor
 689
 690     }
 691     if (from == 2) {
 692       if (output_file_name.empty())
 693         cout << "  " << "Output parameters read inline" << endl;
 694       else
 695         cout << "    Output parameters read from file: " << output_file_name << endl;
 696
 697       if (Filename == "cout" || Filename == "COUT") {
 698         scratch = "    Log output goes to screen console";
 699       } else if (!Filename.empty()) {
 700         scratch = "    Log output goes to file: " + Filename;
 701       }
 702       switch (Type) {
 703       case otCSV:
 704         cout << scratch << " in CSV format output at rate " << 1/(State->Getdt()*rate) << " Hz" << endl;
 705         break;
 706       case otNone:
 707         cout << "  No log output" << endl;
 708         break;
 709       }
 710
 711       if (SubSystems & ssSimulation)      cout << "    Simulation parameters logged" << endl;
 712       if (SubSystems & ssAerosurfaces)    cout << "    Aerosurface parameters logged" << endl;
 713       if (SubSystems & ssRates)           cout << "    Rate parameters logged" << endl;
 714       if (SubSystems & ssVelocities)      cout << "    Velocity parameters logged" << endl;
 715       if (SubSystems & ssForces)          cout << "    Force parameters logged" << endl;
 716       if (SubSystems & ssMoments)         cout << "    Moments parameters logged" << endl;
 717       if (SubSystems & ssAtmosphere)      cout << "    Atmosphere parameters logged" << endl;
 718       if (SubSystems & ssMassProps)       cout << "    Mass parameters logged" << endl;
 719       if (SubSystems & ssCoefficients)    cout << "    Coefficient parameters logged" << endl;
 720       if (SubSystems & ssPropagate)       cout << "    Propagate parameters logged" << endl;
 721       if (SubSystems & ssGroundReactions) cout << "    Ground parameters logged" << endl;
 722       if (SubSystems & ssFCS)             cout << "    FCS parameters logged" << endl;
 723       if (SubSystems & ssPropulsion)      cout << "    Propulsion parameters logged" << endl;
 724       if (OutputProperties.size() > 0)    cout << "    Properties logged:" << endl;
 725       for (unsigned int i=0;i<OutputProperties.size();i++) {
 726         cout << "      - " << OutputProperties[i]->GetName() << endl;
 727       }
 728     }
 729   }
 730   if (debug_lvl & 2 ) { // Instantiation/Destruction notification
 731     if (from == 0) cout << "Instantiated: FGOutput" << endl;
 732     if (from == 1) cout << "Destroyed:    FGOutput" << endl;
 733   }
 734   if (debug_lvl & 4 ) { // Run() method entry print for FGModel-derived objects
 735   }
 736   if (debug_lvl & 8 ) { // Runtime state variables
 737   }
 738   if (debug_lvl & 16) { // Sanity checking
 739   }
 740   if (debug_lvl & 64) {
 741     if (from == 0) { // Constructor
 742       cout << IdSrc << endl;
 743       cout << IdHdr << endl;
 744     }
 745   }
 746 }
 747 }