1
0
Fork 0
flightgear/src/FDM/YASim/FGFDM.hpp

83 lines
2.3 KiB
C++
Raw Normal View History

#ifndef _FGFDM_HPP
#define _FGFDM_HPP
#include <simgear/xml/easyxml.hxx>
#include <simgear/props/props.hxx>
#include "Airplane.hpp"
2001-12-06 18:16:22 +00:00
#include "Vector.hpp"
namespace yasim {
class Wing;
// This class forms the "glue" to the FlightGear codebase. It handles
// parsing of XML airplane files, interfacing to the properties
// system, and providing data for the use of the FGInterface object.
class FGFDM : public XMLVisitor {
public:
FGFDM();
~FGFDM();
void init();
void iterate(float dt);
2001-12-24 13:54:03 +00:00
void getExternalInput(float dt=1e6);
Airplane* getAirplane();
// XML parsing callback from XMLVisitor
virtual void startElement(const char* name, const XMLAttributes &atts);
private:
struct AxisRec { char* name; int handle; };
2001-12-24 13:54:03 +00:00
struct EngRec { char* prefix; Thruster* eng; };
struct WeightRec { char* prop; float size; int handle; };
struct PropOut { SGPropertyNode* prop; int handle, type; bool left;
float min, max; };
void setOutputProperties(float dt);
Rotor* parseRotor(XMLAttributes* a, const char* name);
Wing* parseWing(XMLAttributes* a, const char* name);
int parseAxis(const char* name);
int parseOutput(const char* name);
void parseWeight(XMLAttributes* a);
void parseTurbineEngine(XMLAttributes* a);
void parsePistonEngine(XMLAttributes* a);
void parsePropeller(XMLAttributes* a);
bool eq(const char* a, const char* b);
bool caseeq(const char* a, const char* b);
char* dup(const char* s);
int attri(XMLAttributes* atts, char* attr);
int attri(XMLAttributes* atts, char* attr, int def);
float attrf(XMLAttributes* atts, char* attr);
float attrf(XMLAttributes* atts, char* attr, float def);
bool attrb(XMLAttributes* atts, char* attr);
// The core Airplane object we manage.
Airplane _airplane;
// Aerodynamic turbulence model
Turbulence* _turb;
// The list of "axes" that we expect to find as input. These are
// typically property names.
Vector _axes;
// Settable weights
Vector _weights;
// Engine types. Contains an EngRec structure.
2001-12-24 13:54:03 +00:00
Vector _thrusters;
// Output properties for the ControlMap
Vector _controlProps;
// Parsing temporaries
void* _currObj;
bool _cruiseCurr;
int _nextEngine;
};
}; // namespace yasim
#endif // _FGFDM_HPP