ue4 创建静态网格物体 CreateDefaultSubobject

1 创建c++类MyActor

2 MyActor.h

// Fill out your copyright notice in the Description page of Project Settings.

#pragma once

#include "CoreMinimal.h"
#include "GameFramework/Actor.h"
#include "MyActor.generated.h"

UCLASS()
class ROTATE_API AMyActor : public AActor
{
	GENERATED_BODY()
	
public:	
	// Sets default values for this actor's properties
	AMyActor();

protected:
	// Called when the game starts or when spawned
	virtual void BeginPlay() override;

public:	
	// Called every frame
	virtual void Tick(float DeltaTime) override;

	UPROPERTY(VisibleAnywhere)
	UStaticMeshComponent* SuperMesh;

	

};

MyActor.cpp

// Fill out your copyright notice in the Description page of Project Settings.

#include "MyActor.h"
// include draw debug helpers header file
#include "DrawDebugHelpers.h"

// Sets default values
AMyActor::AMyActor()
{
 	// Set this actor to call Tick() every frame.  You can turn this off to improve performance if you don't need it.
	PrimaryActorTick.bCanEverTick = true;

	// Add static mesh component to actor
	SuperMesh = CreateDefaultSubobject<UStaticMeshComponent>(TEXT("aaa"));

}

// Called when the game starts or when spawned
void AMyActor::BeginPlay()
{
	Super::BeginPlay();
}

// Called every frame
void AMyActor::Tick(float DeltaTime)
{
	Super::Tick(DeltaTime);

}

3 在面板下可以看到mesh 已经创建好