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  3. TShear2

TShear2

Represents a 2D shear: [1 YY] [XX 1] XX represents a shear parallel to the X axis.

API > API/Runtime > API/Runtime/Core > API/Runtime/Core/Math

References

   
Module Core
Header /Engine/Source/Runtime/Core/Public/Math/TransformCalculus2D.h
Include #include "Math/TransformCalculus2D.h"

Syntax

template<typename T>  
class TShear2

Remarks

Represents a 2D shear: [1 YY] [XX 1] XX represents a shear parallel to the X axis. YY represents a shear parallel to the Y axis.

Constructors

  Type Name Description
Public function  

TShear2 ()

 Ctor. initialize to an identity.
Public function  

TShear2 ( const UE::Math::TVector2< VType >& InShear
)

 Ctor.
Public function  

TShear2 ( T ShearX,
T ShearY
)

 Ctor. initialize from a set of shears parallel to the X and Y axis, respectively.

Functions

  Type Name Description
Public function Const TMatrix2x2< T >

Concatenate ( const TShear2& RHS
)

 Concatenate two shears.
Public function Static TShear2

FromShearAngles ( const UE::Math::TVector2< VType >& InShearAngles
)

 Generates a shear structure based on angles instead of slope.
Public function Const const Vector2Type & Access to the underlying FVector2D that stores the scale.
Public function Const TMatrix2x2< T >

Inverse ()

 Invert the shear.
Public function Const UE::Math::TVector2< ArgType >

TransformPoint ( const UE::Math::TVector2< ArgType >& Point
)

 Transform 2D Point [X Y] * [1 YY] == [X+Y*XX Y+X*YY] [XX 1]
Public function Const UE::Math::TVector2< ArgType >

TransformVector ( const UE::Math::TVector2< ArgType >& Vector
)

 Transform 2D Vector

Operators

  Type Name Description
Public function Const bool

operator!= ( const TShear2& Other
)

 Inequality.
Public function Const bool

operator== ( const TShear2& Other
)

 Equality.

Typedefs

Name Description
FReal  
Vector2Type  

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