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Fix accessing empty JointPosition component in lift drag plugin #1366

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Merged
merged 2 commits into from
Feb 25, 2022
Merged

Fix accessing empty JointPosition component in lift drag plugin #1366

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4516de6
check null comp
iche033 Feb 25, 2022
a0e3b89
better fix
iche033 Feb 25, 2022
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2 changes: 1 addition & 1 deletion src/systems/lift_drag/LiftDrag.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -382,7 +382,7 @@ void LiftDragPrivate::Update(EntityComponentManager &_ecm)
cl = this->cla * alpha * cosSweepAngle;

// modify cl per control joint value
if (controlJointPosition)
if (controlJointPosition && !controlJointPosition->Data().empty())
{
cl = cl + this->controlJointRadToCL * controlJointPosition->Data()[0];
/// \todo(anyone): also change cm and cd
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