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TQuaternion

API > API/Runtime > API/Runtime/GeometryCore

References

   
Module GeometryCore
Header /Engine/Source/Runtime/GeometryCore/Public/Quaternion.h
Include #include "Quaternion.h"

Syntax

template<typename RealType>  
struct TQuaternion

Variables

  Type Name Description
Public variable union UE::Geometry::TQuaternion::@3241 @3242  
Public variable RealType W  
Public variable RealType X Note: in Wm5 version, this is a 4-element arraY stored in order (w,x,y,z).
Public variable RealType[4] XYZW  
Public variable RealType Y  
Public variable RealType Z  

Constructors

  Type Name Description
Public function    
Public function  

TQuaternion ( const TVector< RealType >& Axis,
RealType Angle,
bool bAngleIsDegrees
)

  
Public function  

TQuaternion ( const TQuaternion< RealType >& From,
const TQuaternion< RealType >& To,
RealType InterpT
)

  
Public function  

TQuaternion ( RealType X,
RealType Y,
RealType Z,
RealType W
)

  
Public function  

TQuaternion ( const RealType* Values
)

  
Public function PRAGMA_DISABLE_DEPRECATION_WARNINGS

TQuaternion ( const TQuaternion& Copy
)

  
Public function  

TQuaternion ( const TQuaternion< RealType2 >& Copy
)

  
Public function  

TQuaternion ( const TMatrix3< RealType >& RotationMatrix
)

  
Public function  

TQuaternion ( const FQuat4f& Quat
)

  
Public function  

TQuaternion ( const FQuat4d& Quat
)

  
Public function  

TQuaternion ( const FRotator& Rotator
)

  
Public function  

TQuaternion ( const TVector< RealType >& From,
const TVector< RealType >& To
)

  

Functions

  Type Name Description
Public function Const TVector< RealType >

AxisX ()

  
Public function Const TVector< RealType >

AxisY ()

  
Public function Const TVector< RealType >

AxisZ ()

  
Public function Const RealType

Dot ( const TQuaternion< RealType >& Other
)

  
Public function Const bool

EpsilonEqual ( const TQuaternion< RealType >& Other,
RealType Epsilon
)

  
Public function Const void

GetAxes ( TVector< RealType >& X,
TVector< RealType >& Y,
TVector< RealType >& Z
)

  
Public function Static TQuaternion< RealType >  
Public function Const TQuaternion< RealType >

Inverse ()

  
Public function Const TVector< RealType >

InverseMultiply ( const TVector< RealType >& Other
)

  
Public function Const RealType

Length ()

  
Public function RealType

Normalize ( const RealType epsilon
)

  
Public function Const TQuaternion< RealType >

Normalized ( const RealType epsilon
)

  
Public function void

SetAxisAngleD ( const TVector< RealType >& Axis,
RealType AngleDeg
)

  
Public function void

SetAxisAngleR ( const TVector< RealType >& Axis,
RealType AngleRad
)

  
Public function void

SetFromRotationMatrix ( const TMatrix3< RealType >& RotationMatrix
)

  
Public function void

SetFromTo ( const TVector< RealType >& From,
const TVector< RealType >& To
)

 This function can take non-normalized vectors vFrom and vTo (normalizes internally)
Public function void

SetToSlerp ( TQuaternion< RealType > From,
TQuaternion< RealType > To,
RealType InterpT
)

  
Public function Const RealType  
Public function Const TMatrix3< RealType >  
Public function Static TQuaternion< RealType >

Zero ()

  

Operators

  Type Name Description
Public function Const constexpr TQuaternion< RealType >  
Public function Const    
Public function Const   Available for porting: SetFromRotationMatrix(FMatrix3f)
Public function Const    
Public function Const    
Public function Const const RealType &

operator[] ( int i
)

  
Public function RealType &

operator[] ( int i
)

  
Public function TQuaternion &

operator= ( const TQuaternion& Copy
)

  

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