UMaterialGraph | Unreal Engine 5.7 Documentation


Name	UMaterialGraph
Type	class
Header File	/Engine/Source/Editor/UnrealEd/Classes/MaterialGraph/MaterialGraph.h
Include Path	#include "MaterialGraph/MaterialGraph.h"

Syntax

UCLASS (Optional, MinimalAPI)  
class UMaterialGraph : public UEdGraph

Name	Remarks	Include Path	Unreal Specifiers
UMaterialGraph ()		MaterialGraph/MaterialGraph.h
UMaterialGraph ( const FObjectInitializer& ObjectInitializer )		MaterialGraph/MaterialGraph.h
UMaterialGraph ( FVTableHelper& Helper )		MaterialGraph/MaterialGraph.h

Name	Remarks	Include Path	Unreal Specifiers
virtual ~UMaterialGraph()		MaterialGraph/MaterialGraph.h

Name	Type	Remarks	Include Path
Material	TObjectPtr< class UMaterial >	Material this Graph represents	MaterialGraph/MaterialGraph.h
MaterialDirtyDelegate	FSetMaterialDirty	Marks the Material Editor as dirty so that user prompted to apply change	MaterialGraph/MaterialGraph.h
MaterialFunction	TObjectPtr< class UMaterialFunction >	Material Function this Graph represents (NULL for Materials)	MaterialGraph/MaterialGraph.h
MaterialInputs	TArray< FMaterialInputInfo >	List of Material Inputs (not set up for Material Functions)	MaterialGraph/MaterialGraph.h
OriginalMaterialFullName	FString	The name of the material that we are editing	MaterialGraph/MaterialGraph.h
RealtimeDelegate	FRealtimeStateGetter	Checks if Material Editor is in realtime mode, so we update SGraphNodes every frame	MaterialGraph/MaterialGraph.h
RootNode	TObjectPtr< class UMaterialGraphNode_Root >	Root node representing Material inputs (NULL for Material Functions)	MaterialGraph/MaterialGraph.h
SubgraphExpression	TObjectPtr< UMaterialExpression >	Expression this subgraph represents (NULL if not subgraph, Material [Function] still populated)	MaterialGraph/MaterialGraph.h
ToggleCollapsedDelegate	FToggleExpressionCollapsed	Toggles the bCollapsed flag of a material expression and updates material editor	MaterialGraph/MaterialGraph.h

Name	Remarks	Include Path
UMaterialGraphNode_Comment * AddComment ( UMaterialExpressionComment* Comment, bool bIsUserInvoked )	Add a Comment to the Graph	MaterialGraph/MaterialGraph.h
UMaterialGraphNode * AddExpression ( UMaterialExpression* Expression, bool bUserInvoked )	Add an Expression to the Graph	MaterialGraph/MaterialGraph.h
UMaterialGraph * AddSubGraph ( UMaterialExpression* InSubgraphExpression )	Add a Subgraph to the Graph	MaterialGraph/MaterialGraph.h
int32 GetInputIndexForProperty ( EMaterialProperty Property ) const	Returns the input index associated with the given property	MaterialGraph/MaterialGraph.h
UObject * GetMaterialOrFunction()		MaterialGraph/MaterialGraph.h
void GetUnusedExpressions ( TArray< class UEdGraphNode* >& UnusedNodes ) const	Get a list of nodes representing expressions that are not used in the Material	MaterialGraph/MaterialGraph.h
bool IsInputActive ( UEdGraphPin* GraphPin ) const	Check whether a material input should be marked as active	MaterialGraph/MaterialGraph.h
void LinkGraphNodesFromMaterial()	Link all of the Graph nodes using the Material's connections	MaterialGraph/MaterialGraph.h
void LinkMaterialExpressionsFromGraph()	Link the Material using the Graph node's connections	MaterialGraph/MaterialGraph.h
void RebuildGraph()	Completely rebuild the graph from the material, removing all old nodes	MaterialGraph/MaterialGraph.h
void UpdatePinTypes()		MaterialGraph/MaterialGraph.h

Name	Remarks	Include Path	Unreal Specifiers
virtual void NotifyGraphChanged ()		MaterialGraph/MaterialGraph.h

Name	Remarks	Include Path	Unreal Specifiers
virtual void NotifyGraphChanged ( const FEdGraphEditAction& Action )		MaterialGraph/MaterialGraph.h