Example of a USTRUCT with BlueprintCallable UFUNCTIONS using a BlueprintFunctionLibrary & Struct reference

C++ >> Ustruct With Methods

/*CPP File*/

#include "MyStruct.h"

/*Header File*/

#pragma once

#include "CoreMinimal.h"
#include "Kismet/BlueprintFunctionLibrary.h"
#include "MyStruct.generated.h"

 /**
 *
 */

USTRUCT(BlueprintType)
struct FMyStruct
{
	GENERATED_USTRUCT_BODY();	

public:
	
	/*Properties*/

		/*Example property, Use NotReplicated to explicitly set this property to not replicate*/ 
	UPROPERTY(NotReplicated, BlueprintReadWrite, EditAnywhere)
		float ExampleProperty = 1.5f;	
	
	/*Methods*/
	
		/*Returns the property 'ExampleProperty'*/
	float GetExampleProperty() const { return ExampleProperty; };
	
		/*Sets the property 'ExampleProperty' to Value, Clamped between 0 and 1*/
	void SetExampleProperty(const float Value) { ExampleProperty = FMath::Clamp(Value, 0.0f, 1.0f); };

};

UCLASS()
class GAMEPROJECT_API UMyStructBlueprintFunctionLibrary: public UBlueprintFunctionLibrary
{
	GENERATED_BODY()
		
	/*Getters*/

		/*Blueprint Function to return the value of ExampleProperty from the struct*/
	UFUNCTION(BlueprintCallable, BlueprintPure, Category = "MyStruct|Methods")	
		static float GetExampleProperty(UPARAM(ref) FMyStruct& MyStructRef) { return MyStructRef.GetExampleProperty(); };

	/*Setters*/
	
		/*Blueprint Function to call the SetExampleProperty in the Struct*/
	UFUNCTION(BlueprintCallable, Category = "MyStruct|Methods")
		static void SetExampleProperty(UPARAM(ref) FMyStruct& MyStructRef, const float Value) { MyStructRef.SetExampleProperty(Value); };

};

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