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JSBSim Flight Dynamics Model 1.0 (23 February 2013)
An Open Source Flight Dynamics and Control Software Library in C++
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JSBSim Flight Dynamics Model 1.0 (23 February 2013)
An Open Source Flight Dynamics and Control Software Library in C++
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Inheritance diagram for FGDefaultGroundCallback: Collaboration diagram for FGDefaultGroundCallback:Public Member Functions | |
| FGDefaultGroundCallback (double referenceRadius=20925650.0) | |
| double | GetAGLevel (double t, const FGLocation &location, FGLocation &contact, FGColumnVector3 &normal, FGColumnVector3 &v, FGColumnVector3 &w) const |
| Compute the altitude above ground. | |
| double | GetAltitude (const FGLocation &l) const |
| Compute the altitude above sealevel. | |
| double | GetSeaLevelRadius (const FGLocation &location) const |
| Return the sea level radius. | |
| double | GetTerrainGeoCentRadius (double t, const FGLocation &location) const |
| Compute the local terrain radius. | |
| void | SetSeaLevelRadius (double radius) |
| Set the sea level radius. | |
| void | SetTerrainGeoCentRadius (double radius) |
| Set the local terrain radius. | |
Definition at line 131 of file FGGroundCallback.h.
| double GetAGLevel | ( | double | t, |
| const FGLocation & | location, | ||
| FGLocation & | contact, | ||
| FGColumnVector3 & | normal, | ||
| FGColumnVector3 & | v, | ||
| FGColumnVector3 & | w | ||
| ) | const [virtual] |
The altitude depends on time t and location l.
| t | simulation time |
| l | location |
| contact | Contact point location below the location l |
| normal | Normal vector at the contact point |
| v | Linear velocity at the contact point |
| w | Angular velocity at the contact point |
Implements FGGroundCallback.
Definition at line 58 of file FGGroundCallback.cpp.
References FGLocation::GetRadius(), and FGColumnVector3::Normalize().
{
vel = FGColumnVector3(0.0, 0.0, 0.0);
angularVel = FGColumnVector3(0.0, 0.0, 0.0);
normal = FGColumnVector3(loc).Normalize();
double loc_radius = loc.GetRadius(); // Get the radius of the given location
// (e.g. the CG)
double agl = loc_radius - mTerrainLevelRadius;
contact = (mTerrainLevelRadius/loc_radius)*FGColumnVector3(loc);
return agl;
}
Here is the call graph for this function:| double GetAltitude | ( | const FGLocation & | l | ) | const [virtual] |
| l | location |
Implements FGGroundCallback.
Definition at line 51 of file FGGroundCallback.cpp.
{
return loc.GetRadius() - mSeaLevelRadius;
}
| double GetSeaLevelRadius | ( | const FGLocation & | location | ) | const [inline, virtual] |
| t | simulation time |
| location | location |
Implements FGGroundCallback.
Definition at line 149 of file FGGroundCallback.h.
{return mSeaLevelRadius; }
| double GetTerrainGeoCentRadius | ( | double | t, |
| const FGLocation & | location | ||
| ) | const [inline, virtual] |
| t | simulation time |
| location | location |
Implements FGGroundCallback.
Definition at line 145 of file FGGroundCallback.h.
{ return mTerrainLevelRadius; }
| void SetSeaLevelRadius | ( | double | radius | ) | [inline, virtual] |
Only needs to be implemented if JSBSim should be allowed to modify the sea level radius (see the default implementation)
Reimplemented from FGGroundCallback.
Definition at line 148 of file FGGroundCallback.h.
{ mSeaLevelRadius = radius; }
| void SetTerrainGeoCentRadius | ( | double | radius | ) | [inline, virtual] |
Only needs to be implemented if JSBSim should be allowed to modify the local terrain radius (see the default implementation)
Reimplemented from FGGroundCallback.
Definition at line 144 of file FGGroundCallback.h.
{ mTerrainLevelRadius = radius;}