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  3. FExpressionSpeedTree

FExpressionSpeedTree

API > API/Runtime > API/Runtime/Engine

Inheritance Hierarchy

References

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

Syntax

class FExpressionSpeedTree : public UE::HLSLTree::FExpression

Variables

  Type Name Description
Public variable const bool bAccurateWind  
Public variable const bool bExtraBend  
Public variable const float BillboardThreshold  
Public variable const bool bPreviousFrame  
Public variable const FExpression * ExtraBendExpression  
Public variable const FExpression * GeometryExpression  
Public variable const FExpression * LODExpression  
Public variable const FExpression * WindExpression  

Constructors

  Type Name Description
Public function  

FExpressionSpeedTree ( const FExpression* InGeometryExpression,
const FExpression* InWindExpression,
const FExpression* InLODExpression,
const FExpression* InExtraBendExpression,
bool bInExtraBend,
bool bInAccurateWind,
float InBillboardThreshold,
bool bInPreviousFrame
)

  

Overridden from FExpression

  Type Name Description
Public function Virtual Const const FExpression *

ComputePreviousFrame ( FTree& Tree,
const FRequestedType& RequestedType
)

 Creates a new expression representing this expression on the previous frame.
Public function Virtual Const void

EmitValueShader ( FEmitContext& Context,
FEmitScope& Scope,
const FRequestedType& RequestedType,
FEmitValueShaderResult& OutResult
)

 Emit HLSL shader code representing this expression
Public function Virtual Const bool

PrepareValue ( FEmitContext& Context,
FEmitScope& Scope,
const FRequestedType& RequestedType,
FPrepareValueResult& OutResult
)

 Computes a FPreparedType for this expression, given a FRequestedType.

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