134 - Beam Particles

Source/Blaster/Weapon/HitScanWeapon.cpp

@@ -6,6 +6,7 @@
 #include "Blaster/Character/BlasterCharacter.h"
 #include "Engine/SkeletalMeshSocket.h"
 #include "Kismet/GameplayStatics.h"
+#include "Particles/ParticleSystemComponent.h"
 
 void AHitScanWeapon::Fire(const FVector& HitTarget)
 {
@@ -16,7 +17,7 @@ void AHitScanWeapon::Fire(const FVector& HitTarget)
 	AController* InstigatorController = OwnerPawn->GetController();
 	
 	const USkeletalMeshSocket* MuzzleFlashSocket = GetWeaponMesh()->GetSocketByName("MuzzleFlash");
-	if (MuzzleFlashSocket && InstigatorController)
+	if (MuzzleFlashSocket)
 	{
 		FTransform SocketTransform = MuzzleFlashSocket->GetSocketTransform(GetWeaponMesh());
 		FVector Start = SocketTransform.GetLocation();
@@ -32,21 +33,20 @@ void AHitScanWeapon::Fire(const FVector& HitTarget)
 				End,
 				ECC_Visibility
 			);
+			FVector BeamEnd = End;
 			if (FireHit.bBlockingHit)
 			{
+				BeamEnd = FireHit.ImpactPoint;
 				ABlasterCharacter* BlasterCharacter = Cast<ABlasterCharacter>(FireHit.GetActor());
-				if (BlasterCharacter)
+				if (BlasterCharacter && HasAuthority() && InstigatorController)
 				{
-					if (HasAuthority())
-					{
-						UGameplayStatics::ApplyDamage(
-							BlasterCharacter,
-							Damage,
-							InstigatorController,
-							this,
-							UDamageType::StaticClass()
-						);
-					}
+					UGameplayStatics::ApplyDamage(
+						BlasterCharacter,
+						Damage,
+						InstigatorController,
+						this,
+						UDamageType::StaticClass()
+					);
 				}
 
 				if (ImpactParticles)
@@ -59,6 +59,19 @@ void AHitScanWeapon::Fire(const FVector& HitTarget)
 					);
 				}
 			}
+
+			if (BeamParticles)
+			{
+				UParticleSystemComponent* Beam = UGameplayStatics::SpawnEmitterAtLocation(
+					World,
+					BeamParticles,
+					SocketTransform
+				);
+				if (Beam)
+				{
+					Beam->SetVectorParameter(FName("Target"), BeamEnd);
+				}
+			}
 		}
 	}
 }

Source/Blaster/Weapon/HitScanWeapon.h

@@ -24,5 +24,9 @@ private:
 	float Damage = 20.f;
 
 	UPROPERTY(EditAnywhere)
-	class UParticleSystem* ImpactParticles;
+	UParticleSystem* ImpactParticles;
+	
+	UPROPERTY(EditAnywhere)
+	UParticleSystem* BeamParticles;
+	
 };