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> Unreal Engine API Reference > Runtime > Engine > Animation > UAnimCompress > UAnimCompress::PrecalculateShortestQuaternionRoutes

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UAnimCompress::PrecalculateShortestQuaternionRoutes

Common compression utility to walk an array of rotation tracks and enforce that all adjacent rotation keys are represented by shortest-arc quaternion pairs.

Windows

MacOS

Linux

References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Classes/Animation/AnimCompress.h
Include	#include "Animation/AnimCompress.h"
Source	/Engine/Source/Runtime/Engine/Private/Animation/AnimCompress.cpp

Syntax

static void PrecalculateShortestQuaternionRoutes
(
TArray< struct FRotationTrack > & RotationData
)

Remarks

Common compression utility to walk an array of rotation tracks and enforce that all adjacent rotation keys are represented by shortest-arc quaternion pairs.

Parameters

Parameter	Description
RotationData	Array of rotation track elements to reduce.

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