Unreal Engine Issues

UE-35634

SetAngularPositionDrive and SetAngularVelocityDrive in ConstraintDrives.cpp have unused parameters

SetAngularPositionDrive and SetAngularVelocityDrive in ConstraintDrives.cpp have unused parameters

Questions & Answers
Description

In ConstraintDrives.cpp, SetAngularPositionDrive and SetAngularVelocityDrive do not use "InEnableTwistDrive" and instead assign "TwistDrive" to "InEnableSwingDrive".

void FAngularDriveConstraint::SetAngularPositionDrive(bool InEnableSwingDrive, bool InEnableTwistDrive)
{
	SwingDrive.bEnablePositionDrive &= InEnableSwingDrive;
	TwistDrive.bEnablePositionDrive &= InEnableSwingDrive;
}

void FAngularDriveConstraint::SetAngularVelocityDrive(bool InEnableSwingDrive, bool InEnableTwistDrive)
{
	SwingDrive.bEnableVelocityDrive &= InEnableSwingDrive;
	TwistDrive.bEnableVelocityDrive &= InEnableSwingDrive;
}
Steps to Reproduce

Try using SetAngularVelocityDrive and SetAngularOrientationDrive and check that twist and swing both work as expected.

Community References

Constraint drives not switching on in 4.13

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Fixed
ComponentUE - Simulation - Physics
Affects Versions4.13
Target Fix4.14
Fix Commit3132795
Main Commit3136620
CreatedSep 6, 2016
ResolvedSep 20, 2016
UpdatedApr 27, 2018
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