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Make sure the friction forces are positive, otherwise they will push the aircraft rather than holding it into place. The ground reaction code still needs some attention.

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ehofman 2004-02-13 12:54:38 +00:00
parent 71c83c4de7
commit c648bc18f7
1 changed files with 5 additions and 0 deletions
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src/FDM/JSBSim/FGLGear.cpp
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@ -403,6 +403,11 @@ FGColumnVector3& FGLGear::Force(void)
FCoeff = dynamicFCoeff*fabs(WheelSlip)/WheelSlip;
}
// A negative force coefficient will result in a force pulling the wheel(s)
// back instead of trying to stop them from moving.
if (FCoeff < 0.0)
FCoeff = 0.0;
// Compute the vertical force on the wheel using square-law damping (per comment
// in paper AIAA-2000-4303 - see header prologue comments). We might consider
// allowing for both square and linear damping force calculation. Also need to