-/*******************************************************************************
+/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Module: FGTank.cpp
Author: Jon Berndt
--------------------------------------------------------------------------------
01/21/99 JSB Created
-********************************************************************************
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
INCLUDES
-*******************************************************************************/
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
+
#include "FGTank.h"
-/*******************************************************************************
-************************************ CODE **************************************
-*******************************************************************************/
+static const char *IdSrc = "$Id$";
+static const char *IdHdr = ID_TANK;
+
+/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+CLASS IMPLEMENTATION
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
+#if !defined ( sgi ) || defined( __GNUC__ )
+using std::cerr;
+using std::endl;
+using std::cout;
+#endif
FGTank::FGTank(FGConfigFile* AC_cfg)
{
- string type;
+ string token;
+
+ type = AC_cfg->GetValue("TYPE");
- *AC_cfg >> type; // Type = 0: fuel, 1: oxidizer
-
- if (type == "FUEL") Type = ttFUEL;
+ if (type == "FUEL") Type = ttFUEL;
else if (type == "OXIDIZER") Type = ttOXIDIZER;
- else Type = ttUNKNOWN;
- *AC_cfg >> X; // inches
- *AC_cfg >> Y; // "
- *AC_cfg >> Z; // "
- *AC_cfg >> Radius; // "
- *AC_cfg >> Capacity; // pounds (amount it can hold)
- *AC_cfg >> Contents; // pounds (amount it is holding)
+ else Type = ttUNKNOWN;
+
+ AC_cfg->GetNextConfigLine();
+ while ((token = AC_cfg->GetValue()) != string("/AC_TANK")) {
+ if (token == "XLOC") *AC_cfg >> X;
+ else if (token == "YLOC") *AC_cfg >> Y;
+ else if (token == "ZLOC") *AC_cfg >> Z;
+ else if (token == "RADIUS") *AC_cfg >> Radius;
+ else if (token == "CAPACITY") *AC_cfg >> Capacity;
+ else if (token == "CONTENTS") *AC_cfg >> Contents;
+ else cerr << "Unknown identifier: " << token << " in tank definition." << endl;
+ }
+
Selected = true;
- if(Capacity != 0)
+
+ if (Capacity != 0) {
PctFull = 100.0*Contents/Capacity; // percent full; 0 to 100.0
- else {
- Contents=0;
- PctFull=0;
+ } else {
+ Contents = 0;
+ PctFull = 0;
}
+
+ Debug(0);
}
+//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-FGTank::~FGTank(void)
+FGTank::~FGTank()
{
+ Debug(1);
}
+//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-float FGTank::Reduce(float used)
+double FGTank::Reduce(double used)
{
- float shortage;
+ double shortage = Contents - used;
- if (used < Contents) {
+ if (shortage >= 0) {
Contents -= used;
PctFull = 100.0*Contents/Capacity;
- return Contents;
} else {
- shortage = Contents - used;
Contents = 0.0;
PctFull = 0.0;
Selected = false;
- return shortage;
+ }
+ return shortage;
+}
+
+//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+// The bitmasked value choices are as follows:
+// unset: In this case (the default) JSBSim would only print
+// out the normally expected messages, essentially echoing
+// the config files as they are read. If the environment
+// variable is not set, debug_lvl is set to 1 internally
+// 0: This requests JSBSim not to output any messages
+// whatsoever.
+// 1: This value explicity requests the normal JSBSim
+// startup messages
+// 2: This value asks for a message to be printed out when
+// a class is instantiated
+// 4: When this value is set, a message is displayed when a
+// FGModel object executes its Run() method
+// 8: When this value is set, various runtime state variables
+// are printed out periodically
+// 16: When set various parameters are sanity checked and
+// a message is printed out when they go out of bounds
+
+void FGTank::Debug(int from)
+{
+ if (debug_lvl <= 0) return;
+
+ if (debug_lvl & 1) { // Standard console startup message output
+ if (from == 0) { // Constructor
+ cout << " " << type << " tank holds " << Capacity << " lbs. " << type << endl;
+ cout << " currently at " << PctFull << "% of maximum capacity" << endl;
+ cout << " Tank location (X, Y, Z): " << X << ", " << Y << ", " << Z << endl;
+ cout << " Effective radius: " << Radius << " inches" << endl;
+ }
+ }
+ if (debug_lvl & 2 ) { // Instantiation/Destruction notification
+ if (from == 0) cout << "Instantiated: FGTank" << endl;
+ if (from == 1) cout << "Destroyed: FGTank" << endl;
+ }
+ if (debug_lvl & 4 ) { // Run() method entry print for FGModel-derived objects
+ }
+ if (debug_lvl & 8 ) { // Runtime state variables
+ }
+ if (debug_lvl & 16) { // Sanity checking
+ }
+ if (debug_lvl & 64) {
+ if (from == 0) { // Constructor
+ cout << IdSrc << endl;
+ cout << IdHdr << endl;
+ }
}
}