97 - Damage

Source/Blaster/Character/BlasterCharacter.cpp

@@ -53,10 +53,10 @@ void ABlasterCharacter::BeginPlay()
 {
 	Super::BeginPlay();
 
-	BlasterPlayerController = Cast<ABlasterPlayerController>(Controller);
-	if (BlasterPlayerController)
+	UpdateHUDHealth();
+	if (HasAuthority())
 	{
-		BlasterPlayerController->SetHUDHealth(Health, MaxHealth);
+		OnTakeAnyDamage.AddDynamic(this, &ABlasterCharacter::ReceiveDamage);
 	}
 }
 
@@ -112,6 +112,15 @@ void ABlasterCharacter::PlayHitReactMontage()
 	}
 }
 
+void ABlasterCharacter::ReceiveDamage(AActor* DamagedActor, float Damage, const UDamageType* DamageType, AController* InstigatorController,
+	AActor* DamageCauser)
+{
+	Health = FMath::Clamp(Health - Damage, 0.f, MaxHealth);
+
+	UpdateHUDHealth();
+	PlayHitReactMontage();
+}
+
 void ABlasterCharacter::Tick(float DeltaTime)
 {
 	Super::Tick(DeltaTime);
@@ -376,11 +385,6 @@ void ABlasterCharacter::TurnInPlace(float DeltaTime)
 	}
 }
 
-void ABlasterCharacter::MulticastHit_Implementation()
-{
-	PlayHitReactMontage();
-}
-
 void ABlasterCharacter::HideCameraIfCharacterClose()
 {
 	if (!IsLocallyControlled()) return;
@@ -411,7 +415,17 @@ float ABlasterCharacter::CalculateSpeed()
 
 void ABlasterCharacter::OnRep_Health()
 {
-	
+	UpdateHUDHealth();
+	PlayHitReactMontage();
+}
+
+void ABlasterCharacter::UpdateHUDHealth()
+{
+	BlasterPlayerController = BlasterPlayerController == nullptr ?Cast<ABlasterPlayerController>(Controller) : BlasterPlayerController;
+	if (BlasterPlayerController)
+	{
+		BlasterPlayerController->SetHUDHealth(Health, MaxHealth);
+	}
 }
 
 void ABlasterCharacter::SetOverlappingWeapon(AWeapon* Weapon)

Source/Blaster/Character/BlasterCharacter.h

@@ -21,9 +21,6 @@ public:
 	virtual void PostInitializeComponents() override;
 	virtual void OnRep_ReplicatedMovement() override;
 	void PlayFireMontage(bool bAiming);
-	
-	UFUNCTION(NetMulticast, Unreliable)
-	void MulticastHit();
 
 protected:
 	virtual void BeginPlay() override;
@@ -44,6 +41,10 @@ protected:
 	void FireButtonReleased();
 	void PlayHitReactMontage();
 
+	UFUNCTION()
+	void ReceiveDamage(AActor* DamagedActor, float Damage, const UDamageType* DamageType, class AController* InstigatorController, AActor* DamageCauser);
+	void UpdateHUDHealth();
+	
 private:
 	UPROPERTY(VisibleAnywhere, Category="Camera")
 	class USpringArmComponent* CameraBoom;

Source/Blaster/Weapon/Projectile.cpp

@@ -52,10 +52,6 @@ void AProjectile::BeginPlay()
 
 void AProjectile::OnHit(UPrimitiveComponent* HitComp, AActor* OtherActor, UPrimitiveComponent* OtherComp, FVector NormalImpulse, const FHitResult& Hit)
 {
-	if (ABlasterCharacter* BlasterCharacter = Cast<ABlasterCharacter>(OtherActor))
-	{
-		BlasterCharacter->MulticastHit();
-	}
 	Destroy();
 }
 

Source/Blaster/Weapon/Projectile.h

@@ -22,6 +22,9 @@ protected:
 	UFUNCTION()
 	virtual void OnHit(UPrimitiveComponent* HitComp, AActor* OtherActor, UPrimitiveComponent* OtherComp, FVector NormalImpulse, const FHitResult& Hit);
 	virtual void Destroyed() override;
+
+	UPROPERTY(EditAnywhere)
+	float Damage = 20.f;
 	
 private:	
 

Source/Blaster/Weapon/ProjectileBullet.cpp

@@ -0,0 +1,22 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+
+#include "ProjectileBullet.h"
+
+#include "GameFramework/Character.h"
+#include "Kismet/GameplayStatics.h"
+
+void AProjectileBullet::OnHit(UPrimitiveComponent* HitComp, AActor* OtherActor, UPrimitiveComponent* OtherComp, FVector NormalImpulse, const FHitResult& Hit)
+{
+	ACharacter* OwnerCharacter = Cast<ACharacter>(GetOwner());
+	if (OwnerCharacter)
+	{
+		AController* OwnerController = OwnerCharacter->Controller;
+		if (OwnerController)
+		{
+			UGameplayStatics::ApplyDamage(OtherActor, Damage, OwnerController, this, UDamageType::StaticClass());
+		}
+	}
+	
+	Super::OnHit(HitComp, OtherActor, OtherComp, NormalImpulse, Hit);
+}

Source/Blaster/Weapon/ProjectileBullet.h

@@ -0,0 +1,21 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+#pragma once
+
+#include "CoreMinimal.h"
+#include "Projectile.h"
+#include "ProjectileBullet.generated.h"
+
+/**
+ * 
+ */
+UCLASS()
+class BLASTER_API AProjectileBullet : public AProjectile
+{
+	GENERATED_BODY()
+
+protected:
+
+	virtual void OnHit(UPrimitiveComponent* HitComp, AActor* OtherActor, UPrimitiveComponent* OtherComp, FVector NormalImpulse, const FHitResult& Hit) override;
+
+};