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  3. FScreenPassTextureViewport

FScreenPassTextureViewport

Describes a view rect contained within the extent of a texture. Used to derive texture coordinate transformations.

API > API/Runtime > API/Runtime/Renderer

References

   
Module Renderer
Header /Engine/Source/Runtime/Renderer/Public/ScreenPass.h
Include #include "ScreenPass.h"

Syntax

class FScreenPassTextureViewport

Remarks

Describes a view rect contained within the extent of a texture. Used to derive texture coordinate transformations.

Variables

  Type Name Description
Public variable FIntPoint Extent The texture extent, in pixels; defines a super-set [0, 0]x(Extent, Extent).
Public variable FIntRect Rect The viewport rect, in pixels; defines a sub-set within [0, 0]x(Extent, Extent).

Constructors

  Type Name Description
Public function    
Public function  

FScreenPassTextureViewport ( FIntRect InRect
)

  
Public function    
Public function    
Public function  

FScreenPassTextureViewport ( FRDGTextureRef InTexture
)

  
Public function  

FScreenPassTextureViewport ( FIntPoint InExtent
)

  
Public function  

FScreenPassTextureViewport ( FIntPoint InExtent,
FIntRect InRect
)

  
Public function  

FScreenPassTextureViewport ( FRDGTextureRef InTexture,
FIntRect InRect
)

  

Functions

  Type Name Description
Public function Static FScreenPassTextureViewport

CreateDownscaled ( const FScreenPassTextureViewport& Other,
FIntPoint ScaleFactor
)

 Creates a viewport that is downscaled by an integer multiple.
Public function Static FScreenPassTextureViewport

CreateScaled ( const FScreenPassTextureViewport& Other,
FVector2D Scale
)

 Creates a viewport scaled by a floating point multiplier.
Public function Const FVector2D Returns the ratio of rect size to extent along each axis.
Public function Const bool

IsEmpty ()

 Returns whether the viewport contains an empty viewport or extent.
Public function Const bool Returns whether the viewport covers the full extent of the texture.

Operators

  Type Name Description
Public function Const bool  
Public function Const bool  

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