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  3. FDMMaterialBuildUtils

FDMMaterialBuildUtils

Utilities for creating material expressions.

API > API/Plugins > API/Plugins/DynamicMaterialEditor

Utilities for creating material expressions.

   
Name FDMMaterialBuildUtils
Type struct
Header File /Engine/Plugins/VirtualProduction/DynamicMaterial/Source/DynamicMaterialEditor/Public/Model/DMMaterialBuildUtils.h
Include Path #include "Model/DMMaterialBuildUtils.h"

Syntax

struct FDMMaterialBuildUtils : public IDMMaterialBuildUtilsInterface

Implements Interfaces

Constructors

Name Remarks Include Path Unreal Specifiers

FDMMaterialBuildUtils ( FDMMaterialBuildState& InBuildState
)

   Model/DMMaterialBuildUtils.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

UMaterialExpression * CreateDefaultExpression()

 Creates a default expression outputing 0 on a single channel. Model/DMMaterialBuildUtils.h  

InExpressionClass * CreateExpression ( const FString& InComment,
UObject* InAsset
) const

 @See CreateExpression Model/DMMaterialBuildUtils.h  

InExpressionClass * CreateExpressionParameter ( FName InParameterName,
EDMMaterialParameterGroup InParameterGroup,
const FString& InComment,
UObject* InAsset
) const

 @See CreateExpressionParameter Model/DMMaterialBuildUtils.h  

Overridden from IDMMaterialBuildUtilsInterface

Name Remarks Include Path Unreal Specifiers

virtual UMaterialExpression * CreateExpression ( TSubclassOf< UMaterialExpression > InExpressionClass,
const FString& InComment,
UObject* InAsset
) const

 Create an expression with the comment as its description. Model/DMMaterialBuildUtils.h  

virtual UMaterialExpressionAppendVector * CreateExpressionAppend ( UMaterialExpression* InExpressionA,
int32 InOutputIndexA,
UMaterialExpression* InExpressionB,
int32 InOutputIndexB
) const

 Creates an append expression to combine vectors/scalars together to create larger vectors. Model/DMMaterialBuildUtils.h  

virtual UMaterialExpressionComponentMask * CreateExpressionBitMask ( UMaterialExpression* InExpression,
int32 InOutputIndex,
int32 InOutputChannels
) const

 Creates a mask expression with the given channels exposed. Model/DMMaterialBuildUtils.h  

virtual TArray< UMaterialExpression * > CreateExpressionInput ( UDMMaterialStageInput* InInput
) const

 Creates a series of nodes that display a single input. Model/DMMaterialBuildUtils.h  

virtual TArray< UMaterialExpression * > CreateExpressionInputs ( const TArray< FDMMaterialStageConnection >& InInputConnectionMap,
int32 InStageSourceInputIdx,
const TArray< UDMMaterialStageInput* >& InStageInputs,
int32& OutOutputIndex,
int32& OutOutputChannel
) const

 Creates a series of nodes that try to render every single input on different parts of the material. Model/DMMaterialBuildUtils.h  

virtual UMaterialExpression * CreateExpressionParameter ( TSubclassOf< UMaterialExpression > InExpressionClass,
FName InParameterName,
EDMMaterialParameterGroup InParameterGroup,
const FString& InComment,
UObject* InAsset
) const

 Create a parameter expression with the comment as its description. Model/DMMaterialBuildUtils.h  

virtual void UpdatePreviewMaterial ( UMaterialExpression* InLastExpression,
int32 InOutputIndex,
int32 InOutputChannel,
int32 InSize
) const

 Updates the emissive channel of the give material to show the output of the given expression. Model/DMMaterialBuildUtils.h  

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