Files
jaime cifuentes bbd23fff36 Truncation fixes for AnimationCore module
#rb @halfdan.ingvarsson
#jira UE-166631
#preflight 634e5c746543aa1c1ac2592e

[CL 22595141 by jaime cifuentes in ue5-main branch]
2022-10-18 04:02:23 -04:00

23 lines
968 B
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#include "AngularLimit.h"
namespace AnimationCore
{
bool ConstrainAngularRangeUsingEuler(FQuat& InOutQuatRotation, const FQuat& InRefRotation, const FVector& InLimitMinDegrees, const FVector& InLimitMaxDegrees)
{
// Simple clamping of euler angles. This might be better off refactored to use switch/twist decomposition and maybe an ellipsoid clamp
FQuat DeltaQuat = InRefRotation * InOutQuatRotation.Inverse();
FRotator DeltaRotator = DeltaQuat.Rotator();
FRotator NewRotator;
NewRotator.Pitch = FMath::Clamp(DeltaRotator.Pitch, InLimitMinDegrees.Y, InLimitMaxDegrees.Y);
NewRotator.Yaw = FMath::Clamp(DeltaRotator.Yaw, InLimitMinDegrees.X, InLimitMaxDegrees.X);
NewRotator.Roll = FMath::Clamp(DeltaRotator.Roll, InLimitMinDegrees.Z, InLimitMaxDegrees.Z);
DeltaQuat = FQuat(NewRotator);
InOutQuatRotation = DeltaQuat.Inverse() * InRefRotation;
return !NewRotator.Equals(DeltaRotator);
}
}