[UE] Player 초기 세팅하기

Player 초기 세팅하기

목차


Source
		Characters
		CAnimInstance.h .cpp CPlayer.h .cpp
		Utilities
		CHelper.h CLog.h .cpp
		Global.h CGameMode.h .cpp U2212_06.Build.cs
		U2212_06.uproject

Player 초기 세팅하기

Utilities 폴더 + Global.h 파일 가져오기

Utilities 폴더 + Global.h 파일을 가져와서 재사용한다.

Global.h

 #pragma once
 
#include "DrawDebugHelpers.h"
 
#include "Kismet/KismetSystemLibrary.h"
#include "Kismet/KismetMathLibrary.h"
#include "Kismet/GameplayStatics.h"
 
#include "Utilities/CHelpers.h"
#include "Utilities/CLog.h"

CHelpers.h

 #pragma once
 
#include "CoreMinimal.h"
 
#define CheckTrue(x) { if(x == true) return; }
#define CheckTrueResult(x, y) { if(x == true) return y; }
 
#define CheckFalse(x) { if(x == false) return;}
#define CheckFalseResult(x, y) { if(x == false) return y;}
 
#define CheckNull(x) { if(x == nullptr) return;}
#define CheckNullResult(x, y) { if(x == nullptr) return y;}
 
 
#define CreateTextRender()\
{\
	CHelpers::CreateComponent<UTextRenderComponent>(this, &Text, "Tex", Root);\
	Text->SetRelativeLocation(FVector(0, 0, 100));\
	Text->SetRelativeRotation(FRotator(0, 180, 0));\
	Text->SetRelativeScale3D(FVector(2));\
	Text->TextRenderColor = FColor::Red;\
	Text->HorizontalAlignment = EHorizTextAligment::EHTA_Center;\
	Text->Text = FText::FromString(GetName().Replace(L"Default__", L""));\
}
 
 
class U2212_06_API CHelpers
{
public:
	template<typename T>
	static void CreateComponent(AActor* InActor, T** OutComponent, FName InName, USceneComponent* InParent = nullptr, FName InSocketName = NAME_None)
	{
		*OutComponent = InActor->CreateDefaultSubobject<T>(InName);
 
		if (!!InParent)
		{
			(*OutComponent)->SetupAttachment(InParent, InSocketName); //이렇게 사용하면 Socket Name에 _를 사용하면 안 된다.
 
			return;
		}
 
		InActor->SetRootComponent(*OutComponent);
	}
 
	//CreateActorComponent 추가
	template<typename T>
	static void CreateActorComponent(AActor* InActor, T** OutComponent, FName InName)
	{
		*OutComponent = InActor->CreateDefaultSubobject<T>(InName);
	}
 
	template<typename T>
	static void GetAsset(T** OutObject, FString InPath)
	{
		ConstructorHelpers::FObjectFinder<T> asset(*InPath);
		*OutObject = asset.Object;
	}
 
	template<typename T>
	static void GetAssetDynamic(T** OutObject, FString InPath)
	{
		*OutObject = Cast<T>(StaticLoadObject(T::StaticClass(), nullptr, *InPath));
	}
 
	template<typename T>
	static void GetClass(TSubclassOf<T>* OutClass, FString InPath)
	{
		ConstructorHelpers::FClassFinder<T> asset(*InPath);
		*OutClass = asset.Class;
	}
 
	template<typename T>
	static T* FindActor(UWorld* InWorld)
	{
		for (AActor* actor : InWorld->GetCurrentLevel()->Actors)
		{
			if (!!actor && actor->IsA<T>())
				return Cast<T>(actor);
		}
 
		return nullptr;
	}
 
	template<typename T>
	static void FindActors(UWorld* InWorld, TArray<T*>& OutActors)
	{
		for (AActor* actor : InWorld->GetCurrentLevel()->Actors)
		{
			if (!!actor && actor->IsA<T>())
				OutActors.Add(Cast<T>(actor));
		}
	}
 
	template<typename T>
	static T* GetComponent(AActor* InActor)
	{
		return Cast<T>(InActor->GetComponentByClass(T::StaticClass()));
	}
 
	template<typename T>
	static T* GetComponent(AActor* InActor, const FString& InName)
	{
		TArray<T*> components;
		InActor->GetComponents<T>(components);
 
		for (T* component : components)
		{
			if (component->GetName() == InName)
				return component;
		}
 
		return nullptr;
	}
 
	static void AttachTo(AActor* InActor, USceneComponent* InParent, FName InSocketName)
	{
		InActor->AttachToComponent(InParent, FAttachmentTransformRules(EAttachmentRule::KeepRelative, true), InSocketName);
	}
};

CLog.h

 #pragma once
 
#include "CoreMinimal.h"
 
#define LogLine(){ CLog::Log(__FILE__, __FUNCTION__, __LINE__); }
#define PrintLine(){ CLog::Print(__FILE__, __FUNCTION__, __LINE__); }
 
class U2212_06_API CLog
{
public:
	static void Log(int32 InValue);
	static void Log(float InValue);
	static void Log(const FString& InValue);
	static void Log(const FVector& InValue);
	static void Log(const FRotator& InValue);
	static void Log(const UObject* InValue);
	static void Log(const FString& InFileName, const FString& InFuncName, int32 InLineNumber);
 
	static void Print(int32 InValue, int32 InKey = -1, float InDuration = 10, FColor InColor = FColor::Blue);
	static void Print(float InValue, int32 InKey = -1, float InDuration = 10, FColor InColor = FColor::Blue);
	static void Print(const FString& InValue, int32 InKey = -1, float InDuration = 10, FColor InColor = FColor::Blue);
	static void Print(const FVector& InValue, int32 InKey = -1, float InDuration = 10, FColor InColor = FColor::Blue);
	static void Print(const FRotator& InValue, int32 InKey = -1, float InDuration = 10, FColor InColor = FColor::Blue);
	static void Print(const UObject* InValue, int32 InKey = -1, float InDuration = 10, FColor InColor = FColor::Blue);
	static void Print(const FString& InFileName, const FString& InFuncName, int32 InLineNumber);
};

CLog.cpp

 #include "Utilities/CLog.h"
#include "Engine.h"
 
DEFINE_LOG_CATEGORY_STATIC(GP, Display, All)
 
void CLog::Log(int32 InValue)
{
	//GLog->Log("GP", ELogVerbosity::Display, FString::FromInt(InValue));
	UE_LOG(GP, Display, L"%d", InValue);
}
 
void CLog::Log(float InValue)
{
	UE_LOG(GP, Display, L"%f", InValue);
}
 
void CLog::Log(const FString & InValue)
{
	UE_LOG(GP, Display, L"%s", *InValue);
}
 
void CLog::Log(const FVector & InValue)
{
	UE_LOG(GP, Display, L"%s", *InValue.ToString());
}
 
void CLog::Log(const FRotator & InValue)
{
	UE_LOG(GP, Display, L"%s", *InValue.ToString());
}
 
void CLog::Log(const UObject * InValue)
{
	FString str;
 
	if (!!InValue)
		str.Append(InValue->GetName());
 
	str.Append(!!InValue ? " Not Null" : "Null");
 
	UE_LOG(GP, Display, L"%s", *str);
}
 
void CLog::Log(const FString & InFileName, const FString & InFuncName, int32 InLineNumber)
{
	//C:\\Test\\Test.cpp
 
	int32 index = 0, length = 0;
	InFileName.FindLastChar(L'\\', index);
 
	length = InFileName.Len() - 1;
	FString fileName = InFileName.Right(length - index);
 
	UE_LOG(GP, Display, L"%s, %s, %d", *fileName, *InFuncName, InLineNumber);
}
 
void CLog::Print(int32 InValue, int32 InKey, float InDuration, FColor InColor)
{
	GEngine->AddOnScreenDebugMessage(InKey, InDuration, InColor, FString::FromInt(InValue));
}
 
void CLog::Print(float InValue, int32 InKey, float InDuration, FColor InColor)
{
	GEngine->AddOnScreenDebugMessage(InKey, InDuration, InColor, FString::SanitizeFloat(InValue));
}
 
void CLog::Print(const FString & InValue, int32 InKey, float InDuration, FColor InColor)
{
	GEngine->AddOnScreenDebugMessage(InKey, InDuration, InColor, InValue);
}
 
void CLog::Print(const FVector & InValue, int32 InKey, float InDuration, FColor InColor)
{
	GEngine->AddOnScreenDebugMessage(InKey, InDuration, InColor, InValue.ToString());
}
 
void CLog::Print(const FRotator & InValue, int32 InKey, float InDuration, FColor InColor)
{
	GEngine->AddOnScreenDebugMessage(InKey, InDuration, InColor, InValue.ToString());
}
 
void CLog::Print(const UObject * InValue, int32 InKey, float InDuration, FColor InColor)
{
	FString str;
 
	if (!!InValue)
		str.Append(InValue->GetName());
 
	str.Append(!!InValue ? " Not Null" : "Null");
 
	GEngine->AddOnScreenDebugMessage(InKey, InDuration, InColor, str);
}
 
void CLog::Print(const FString& InFileName, const FString& InFuncName, int32 InLineNumber)
{
	int32 index = 0, length = 0;
	InFileName.FindLastChar(L'\\', index);
 
	length = InFileName.Len() - 1;
	FString fileName = InFileName.Right(length - index);
 
	FString str = FString::Printf(L"%s, %s, %d", *fileName, *InFuncName, InLineNumber);
	GEngine->AddOnScreenDebugMessage(-1, 10, FColor::Blue, str);
}

CPlayer + BP_CPlayer 생성하기

새 C++ 생성하기 - Character - CPlayer 생성

CPlayer.h

 #pragma once
 
#include "CoreMinimal.h"
#include "GameFramework/Character.h"
#include "CPlayer.generated.h"
 
UCLASS()
class U2212_06_API ACPlayer : public ACharacter
{
	GENERATED_BODY()
 
private:
	UPROPERTY(VisibleAnywhere)
		class USpringArmComponent* SpringArm;
 
	UPROPERTY(VisibleAnywhere)
		class UCameraComponent* Camera;
 
public:
	ACPlayer();
 
protected:
	virtual void BeginPlay() override;
 
public:	
	virtual void SetupPlayerInputComponent(class UInputComponent* PlayerInputComponent) override;
 
};

CPlayer.cpp

 #include "Characters/CPlayer.h"
#include "Global.h"
#include "CAnimInstance.h"
#include "GameFramework/SpringArmComponent.h"
#include "GameFramework/CharacterMovementComponent.h"
#include "Camera/CameraComponent.h"
#include "Components/SkeletalMeshComponent.h"
#include "Components/InputComponent.h"
 
ACPlayer::ACPlayer()
{
	CHelpers::CreateComponent<USpringArmComponent>(this, &SpringArm, "SpringArm", GetMesh());
	CHelpers::CreateComponent<UCameraComponent>(this, &Camera, "Camera", SpringArm);
 
	GetMesh()->SetRelativeLocation(FVector(0, 0, -90));
	GetMesh()->SetRelativeRotation(FRotator(0, -90, 0));
 
	USkeletalMesh* mesh;
	CHelpers::GetAsset<USkeletalMesh>(&mesh, "SkeletalMesh'/Game/Character/Mesh/SK_Mannequin.SK_Mannequin'");
	GetMesh()->SetSkeletalMesh(mesh);
 
	TSubclassOf<UCAnimInstance> animInstance;
	CHelpers::GetClass<UCAnimInstance>(&animInstance, "AnimBlueprint'/Game/ABP_Character.ABP_Character_C'");
	GetMesh()->SetAnimClass(animInstance);
 
	SpringArm->SetRelativeLocation(FVector(0, 0, 140));
	SpringArm->SetRelativeRotation(FRotator(0, 90, 0));
	SpringArm->TargetArmLength = 200;
	SpringArm->bDoCollisionTest = false;
	SpringArm->bUsePawnControlRotation = true;
	SpringArm->bEnableCameraLag = true;
 
	GetCharacterMovement()->RotationRate = FRotator(0, 720, 0);
 
}
 
void ACPlayer::BeginPlay()
{
	Super::BeginPlay();
	
}
 
void ACPlayer::SetupPlayerInputComponent(UInputComponent* PlayerInputComponent)
{
	Super::SetupPlayerInputComponent(PlayerInputComponent);
 
}

BP_CPlayer

새 C++ 클래스 생성 - (방금 전에 생성한) CPlayer -

CGameMode 생성

U_06GameModeBase를 CGameMode로 이름변경

CGameMode.h

 #pragma once
 
#include "CoreMinimal.h"
#include "GameFramework/GameModeBase.h"
#include "CGameMode.generated.h"
 
UCLASS()
class U2212_06_API ACGameMode : public AGameModeBase
{
	GENERATED_BODY()
 
public:
	ACGameMode();
};

CGameMode.cpp

 #include "CGameMode.h"
#include "Global.h"
 
ACGameMode::ACGameMode()
{
	CHelpers::GetClass<APawn>(&DefaultPawnClass, "Blueprint'/Game/Player/BP_CPlayer.BP_CPlayer_C'");
}

프로젝트 세팅 - 맵&모드 - Default Modes - 기본 게임모드 - CGameMode로 변경

CAnimInstance + ABP_Character 생성

새 C++ 클래스 - AnimInstance - CAnimInstance 생성

CAnimInstance.h

 #pragma once
 
#include "CoreMinimal.h"
#include "Animation/AnimInstance.h"
#include "CAnimInstance.generated.h"
 
UCLASS()
class U2212_06_API UCAnimInstance : public UAnimInstance
{
	GENERATED_BODY()
 
protected:
    UPROPERTY(BlueprintReadOnly, Category = "Animation")
        float Speed;
 
    UPROPERTY(BlueprintReadOnly, Category = "Animation")
        float Pitch;
 
    UPROPERTY(BlueprintReadOnly, Category = "Animation")
        float Direction;
 
public:
    void NativeBeginPlay() override;
    void NativeUpdateAnimation(float DeltaSeconds) override;
 
private:
    class ACharacter* OwnerCharacter;
 
private:
    FRotator PrevRotation;
};

CAnimInstance.cpp

 #include "Characters/CAnimInstance.h"
#include "Global.h"
#include "GameFramework/Character.h"
 
void UCAnimInstance::NativeBeginPlay()
{
	Super::NativeBeginPlay();
 
	OwnerCharacter = Cast<ACharacter>(TryGetPawnOwner());
	CheckNull(OwnerCharacter);
 
}
 
void UCAnimInstance::NativeUpdateAnimation(float DeltaSeconds)
{
	Super::NativeUpdateAnimation(DeltaSeconds);
	CheckNull(OwnerCharacter);
 
	Speed = OwnerCharacter->GetVelocity().Size2D();
 
	FRotator rotator = OwnerCharacter->GetVelocity().ToOrientationRotator();
	FRotator rotator2 = OwnerCharacter->GetControlRotation();
	FRotator delta = UKismetMathLibrary::NormalizedDeltaRotator(rotator, rotator2);
	PrevRotation = UKismetMathLibrary::RInterpTo(PrevRotation, delta, DeltaSeconds, 25);
	Direction = PrevRotation.Yaw;
 
	Pitch = UKismetMathLibrary::FInterpTo(Pitch, OwnerCharacter->GetBaseAimRotation().Pitch, DeltaSeconds, 25);
}

애니메이션 - 애니메이션 블루프린트 - ABP_Character 생성

실행화면

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