MaterialEnumeration.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Engine/DataAsset.h"
#include "UObject/Interface.h"
#include "MaterialEnumeration.generated.h"
 
class IMaterialEnumerationProvider
{
    GENERATED_BODY()
 
public:
    // Tries to resolve the value for the given name.
    // Returns true if found, false otherwise. Writes result to OutValue.
    virtual bool ResolveValue(FName EntryName, int32& OutValue, int32 DefaultValue = 0) const = 0;
 
    // Iterates over all name-value entries.
    virtual void ForEachEntry(TFunctionRef<void (FName Name, int32 Value)> Iterator) const = 0;
 
    // Helper to get the value for a name, or return default if not found.
    ENGINE_API int32 GetValueOrDefault(FName EntryName, int32 DefaultValue = 0) const;
};
 
UINTERFACE(MinimalAPI)
class UMaterialEnumerationProvider : public UInterface
{
    GENERATED_BODY()
};