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JSBSim: fix zero agl above scenery discontinuity

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see http://osdir.com/ml/flightgear-sim/2014-04/msg00145.html
This commit is contained in:
Torsten Dreyer 2014-04-30 16:41:27 +02:00
parent 1175a218c7
commit 86b3469fbf
1 changed files with 5 additions and 3 deletions
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8
src/FDM/JSBSim/JSBSim.cxx
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@ -1331,9 +1331,11 @@ FGJSBsim::get_agl_ft(double t, const double pt[3], double alt_off,
{
const simgear::BVHMaterial* material;
simgear::BVHNode::Id id;
if (!FGInterface::get_agl_ft(t, pt, alt_off, contact, normal, vel,
angularVel, material, id))
return false;
// don't check the return value and continue above scenery discontinuity
// see http://osdir.com/ml/flightgear-sim/2014-04/msg00145.html
FGInterface::get_agl_ft(t, pt, alt_off, contact, normal, vel,
angularVel, material, id);
SGGeod geodPt = SGGeod::fromCart(SG_FEET_TO_METER*SGVec3d(pt));
SGQuatd hlToEc = SGQuatd::fromLonLat(geodPt);