Unreal Engine 4.x Scripting with C++ Cookbook - Second Edition

How to do it...

1. Inside your Game Mode implementation, add the following code to the BeginPlay function:

void AChapter_07GameModeBase::BeginPlay(){    Super::BeginPlay();    // Spawn a new actor using the ASingleInterfaceActor class at     //the default location    FTransform SpawnLocation;    ASingleInterfaceActor* SpawnedActor = GetWorld()->SpawnActor<ASingleInterfaceActor>(                                    ASingleInterfaceActor::StaticClass(),                                              SpawnLocation);         // Get a reference to the class the actor has    UClass* ActorClass = SpawnedActor->GetClass();    // If the class implements the interface, display a message    if (ActorClass-    >ImplementsInterface(UMyInterface::StaticClass()))    {        GEngine->AddOnScreenDebugMessage(-1, 10, FColor::Red,                           TEXT("Spawned actor implements  interface!")); ...