목차

     

     

     

     

     
    Plugins
    		  
      Weapon
    		  
        Resource
    		  
          Icon128.png
    weapon_thumbnail_icon.png    		  
        Source
    		  
          Weapon  
          SWeaponCheckBoxes.h .cpp
    SWeaponDetailsView.h .cpp
    SWeaponDoActionData.h .cpp
    SWeaponEquipmentData.h .cpp
    SWeaponHitData.h .cpp
    SWeaponLeftArea.h .cpp
    Weapon.Build.cs
    WeaponAssetEditor.h .cpp
    WeaponAssetFactory.h .cpp
    WeaponCommand.h .cpp 
    WeaponContextMenu.h .cpp
    WeaponModule.h .cpp
    WeaponStyle.h .cpp     		  
       

     

     
    Source
      U2212_06
        Characters
        CAnimInstance.h .cpp
    CEnemy.h .cpp 
    CPlayer.h .cpp
    ICharacter.h .cpp
        Components
        CMontagesComponent.h .cpp 
    CMovementComponent.h .cpp 
    CStateComponent.h .cpp
    CStatusComponent.h .cpp  
    CWeaponComponent.h .cpp 
        Notifies
        CAnimNotifyState_BeginAction.h .cpp 
    CAnimNotify_CameraShake.h .cpp 
    CAnimNotifyState_EndAction.h .cpp
    CAnimNotify_EndState.h .cpp
    CAnimNotifyState.h .cpp
    CAnimNotifyState_CameraAnim.h .cpp
    CAnimNotifyState_Collision.h .cpp 
    CAnimNotifyState_Combo.h .cpp
    CAnimNotifyState_Equip.h .cpp
    CAnimNotifyState_SubAction.h .cpp
        Utilities
        CHelper.h
    CLog.h .cpp
        Weapons
        CAura.h .cpp
    CCamerModifier.h .cpp
    CGhostTrail.h .cpp
    CRotate_Object.h .cpp
    CThornObject.h .cpp 생성
    CDoAction_Around.h .cpp
    CDoAction_Combo.h .cpp
    CDoAction_Warp.h .cpp
    CSubAction_Around.h .cpp 생성
    CSubAction_Fist.h .cpp
    CSubAction_Hammer.h .cpp
    CSubAction_Sword.h .cpp
    CDoAction_Warp.h .cpp
    CAttachment.h .cpp
    CDoAction.h .cpp
    CEquipment.h .cpp
    CSubAction.h .cpp
    CWeaponAsset.h .cpp
    CWeaponStructures.h .cpp
        Global.h
    CGameMode.h .cpp
    U2212_06.Build.cs
        U2212_06.uproject
     

     

     

     

     

     

    Around 스킬 구현하기

     

     

     

    Around_SubAction_Montage 생성

     

     

     

     

    CSubAction_Around 생성

     

    새 C++ 클래스 생성 - CSubAction - CSubAction_Around 생성

     

     

    CSubAction_Around.h

    더보기 
    #pragma once
#include "CoreMinimal.h"
#include "Weapons/CSubAction.h"
#include "Weapons/CWeaponStructures.h"
#include "CSubAction_Around.generated.h"

UCLASS(Blueprintable)
class U2212_06_API UCSubAction_Around : public UCSubAction
{
	GENERATED_BODY()

private:
	UPROPERTY(EditDefaultsOnly, Category = "FallObject")
		TSubclassOf<class ACThornObject> ObjectClass;

	UPROPERTY(EditDefaultsOnly, Category = "FallObject")
		FVector ObjectLocation;//Spawn시킬 위치

private:
	UPROPERTY(EditDefaultsOnly, Category = "Action")
		FDoActionData ActionData;

public:
	UCSubAction_Around();

public:
	virtual void Pressed() override;

	virtual void Begin_SubAction_Implementation() override;
	virtual void End_SubAction_Implementation() override;
};

     

     

     

    CSubAction_Around.cpp

    더보기 
    #include "Weapons/SubActions/CSubAction_Around.h"
#include "Global.h"
#include "GameFramework/Character.h"
#include "Components/CStateComponent.h"
#include "Components/CMovementComponent.h"
#include "Weapons/AddOns/CThornObject.h"

UCSubAction_Around::UCSubAction_Around()
{

}

void UCSubAction_Around::Pressed()
{
	Super::Pressed();

	CheckTrue(State->IsSubActionMode());
	State->OnSubActionMode();

	ActionData.DoAction(Owner);
}

void UCSubAction_Around::Begin_SubAction_Implementation()
{
	Super::Begin_SubAction_Implementation();

	FActorSpawnParameters params;
	params.Owner = Owner;
	params.SpawnCollisionHandlingOverride = ESpawnActorCollisionHandlingMethod::AlwaysSpawn;

	FTransform transform;

	FVector ownerLocation = Owner->GetActorLocation();
	ownerLocation += Owner->GetActorRotation().RotateVector(ObjectLocation);

	transform.SetLocation(ownerLocation);

	Owner->GetWorld()->SpawnActor<ACThornObject>(ObjectClass, transform, params);
}

void UCSubAction_Around::End_SubAction_Implementation()
{
	Super::End_SubAction_Implementation();

	State->OffSubActionMode();
	State->SetIdleMode();
	Movement->Move();
}

     

     

     

     

    BP_CSubAction_Around 생성

     

     

     

    CThornObject

     

    새 C++ 클래스 생성 - Actor- CThornObject 생성

     

     

    CThornObject.h

    더보기 
    #pragma once
#include "CoreMinimal.h"
#include "GameFramework/Actor.h"
#include "NiagaraDataInterfaceExport.h"
#include "Weapons/CWeaponStructures.h"
#include "CThornObject.generated.h"

UCLASS()
class U2212_06_API ACThornObject
	: public AActor, public INiagaraParticleCallbackHandler
{
	GENERATED_BODY()

private:
	UPROPERTY(EditDefaultsOnly, Category = "Hit")
		FHitData HitData;

	UPROPERTY(EditDefaultsOnly, Category = "Niagara")
		class UStaticMesh* NiagaraMesh;//나이아가라 매쉬

	UPROPERTY(EditDefaultsOnly, Category = "Niagara")
		FRotator NiagaraMeshRotation;//회전값

	UPROPERTY(EditDefaultsOnly, Category = "Collision")
		class UFXSystemAsset* CollisionEffect;//충돌 했을때 이펙트

	UPROPERTY(EditDefaultsOnly, Category = "Collision")
		FTransform CollisionEffectTransform;//충돌했을때 보정 위치값

private:
	UPROPERTY(VisibleDefaultsOnly)
		class USceneComponent* Root;

	UPROPERTY(VisibleDefaultsOnly)
		class UNiagaraComponent* Niagara;

public:	
	ACThornObject();

protected:
	virtual void BeginPlay() override;

public:
	void ReceiveParticleData_Implementation(const TArray<FBasicParticleData>& Data, UNiagaraSystem* NiagaraSystem);

private:
	UFUNCTION()
		void OnSystemFinished(class UNiagaraComponent* PSystem);

private:
	FVector BoxExtent;//Finished 되었을 때 계산할 Box
};

     

     

     

    CThornObject.cpp

    더보기 
    #include "Weapons/AddOns/CThornObject.h"
#include "Global.h"
#include "NiagaraComponent.h"
#include "GameFramework/Character.h"

ACThornObject::ACThornObject()
{
	CHelpers::CreateComponent<USceneComponent>(this, &Root, "Root");//Root 생성
	CHelpers::CreateComponent<UNiagaraComponent>(this, &Niagara, "Niagara", Root);//나이아가라 컴포넌트 생성
}

void ACThornObject::BeginPlay()
{
	Super::BeginPlay();

	Niagara->SetNiagaraVariableObject("Collision", this);
	Niagara->OnSystemFinished.AddDynamic(this, &ACThornObject::OnSystemFinished);

	if (!!NiagaraMesh)//NiagaraMesh가 있다면
	{
		FBox box = NiagaraMesh->GetBoundingBox();//NiagaraMesh 충돌체 사이즈
		BoxExtent = (box.Min - box.Max).GetAbs() * 0.5f;//부피로 전환해서 사용.
	}
}

void ACThornObject::ReceiveParticleData_Implementation(const TArray<FBasicParticleData>& Data, UNiagaraSystem* NiagaraSystem)
{
	CheckFalse(Data.Num() > 0);

	//박스 추적 //static을 사용하는이유?
	//매 프레임 마다 Tick 결과 데이터가 매번 할당되고 지워져서 stack으로 계속 쌓인다. stack 데이터가 커지는걸 방지하기 위해 static으로 사용한다. static은 한 번 할당하면 제거가 일어나지 않기 때문에 유리하다. 계속 반복 할당되어야 되는것들은 static으로 사용하면 좋다.
	static TArray<AActor*> ignores;
	ignores.AddUnique(GetOwner());

	static FHitResult hitResult;
	for(int32 i = Data.Num() - 1; i >= 0; i--)//거꾸로 사용한 이유? 중간에 먼저 삭제되는 경우 TArray가 땡겨져서 문제가 발생할 수 있으므로 거꾸로 처리한다.
	{
		FVector position = Data[i].Position + GetActorLocation();
		FVector scale = Data[i].Velocity * BoxExtent;

		UKismetSystemLibrary::BoxTraceSingleByProfile(GetWorld(), position, position, scale, NiagaraMeshRotation, "Pawn", false, ignores, EDrawDebugTrace::ForOneFrame, hitResult, true);//Pawn 추적, 복합충돌 false,

		if (hitResult.bBlockingHit)
		{
			if (!!CollisionEffect)
			{
				FTransform transform = CollisionEffectTransform;
				transform.AddToTranslation(hitResult.Location);

				CHelpers::PlayEffect(GetWorld(), CollisionEffect, transform);
			}

			ACharacter* character = Cast<ACharacter>(hitResult.GetActor());
			if (!!character)
				HitData.SendDamage(Cast<ACharacter>(GetOwner()), this, character);
		}
	}

}

void ACThornObject::OnSystemFinished(UNiagaraComponent* PSystem)
{
	Destroy();//나이아가라를 제거한다.
}

     

     

     

    BP_CThornObject 생성

     

     

     

     

    DA_Around에  BP_CSubAction_Around 할당

     

    Sub Action Class: BP_CSubAction_Around 할당

     

     

     

     

     

     

    실행화면

     

     

     

     

     

     

     

    나이아가라 이펙트 수정하기

     

     

     

    NS_Thorn_Projectile  가져오기 + 수정하기

     

     

     

    25개를 떨어뜨리기 위해서 Spawn Count 25 설정.

     

    Initial Mesh Orientation 0.0, 0.0, 1.0 설정.

     

    Box Location을 추가한 후 박스 사이즈 설정.

     

    Gravity는 Velocity 항목보다 위에 위치해야 한다.

     

    Export Particle Data to Blueprint 추가

    • Export Particle Data to Blueprint는 데이터를 빼올때 사용한다.
    • Condition To Export Data 체크
    • Collision 연결

     

     

     

    NS_Projectile_Hit  가져오기 + 수정하기

     

     

     

    실행화면

     

     

    '⭐ Unreal Engine > UE RPG Skill' 카테고리의 다른 글

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    [UE] 워프 Top View 만들기  (0) 2023.06.30
    [UE] 워프 구현하기  (0) 2023.06.29

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