91 - Automatic Fire

Source/Blaster/Components/CombatComponent.cpp

@@ -173,20 +173,63 @@ void UCombatComponent::OnRep_EquippedWeapon()
 	}
 }
 
-void UCombatComponent::FireButtonPressed(bool bPressed)
+void UCombatComponent::Fire()
 {
-	bFireButtonPressed = bPressed;
-
-	if (bFireButtonPressed)
+	if (bCanFire)
 	{
-		FHitResult HitResult;
-		TraceUnderCrosshairs(HitResult);
-		ServerFire(HitResult.ImpactPoint);
+		bCanFire = false;
+		ServerFire(HitTarget);
 
 		if (EquippedWeapon)
 		{
 			CrosshairShootingFactor = 0.75f;
 		}
+	
+		StartFireTimer();
+	}
+	
+}
+
+void UCombatComponent::FireButtonPressed(bool bPressed)
+{
+	bFireButtonPressed = bPressed;
+
+	if (bFireButtonPressed && EquippedWeapon)
+	{
+		Fire();
+	}
+}
+
+void UCombatComponent::StartFireTimer()
+{
+	if (EquippedWeapon == nullptr || Character == nullptr) return;
+
+	Character->GetWorldTimerManager().SetTimer(FireTimer, this, &UCombatComponent::FireTimerFinished, EquippedWeapon->FireDelay);
+}
+
+void UCombatComponent::FireTimerFinished()
+{
+	if (EquippedWeapon == nullptr) return;
+	
+	bCanFire = true;
+	if (bFireButtonPressed && EquippedWeapon->bAutomatic)
+	{
+		Fire();
+	}
+}
+
+void UCombatComponent::ServerFire_Implementation(const FVector_NetQuantize& TraceHitTarget)
+{
+	MulticastFire(TraceHitTarget);
+}
+
+void UCombatComponent::MulticastFire_Implementation(const FVector_NetQuantize& TraceHitTarget)
+{
+	if (EquippedWeapon == nullptr) return;
+	if (Character)
+	{
+		Character->PlayFireMontage(bAiming);
+		EquippedWeapon->Fire(TraceHitTarget);
 	}
 }
 
@@ -237,21 +280,6 @@ void UCombatComponent::TraceUnderCrosshairs(FHitResult& TraceHitResult)
 	}
 }
 
-void UCombatComponent::ServerFire_Implementation(const FVector_NetQuantize& TraceHitTarget)
-{
-	MulticastFire(TraceHitTarget);
-}
-
-void UCombatComponent::MulticastFire_Implementation(const FVector_NetQuantize& TraceHitTarget)
-{
-	if (EquippedWeapon == nullptr) return;
-	if (Character)
-	{
-		Character->PlayFireMontage(bAiming);
-		EquippedWeapon->Fire(TraceHitTarget);
-	}
-}
-
 void UCombatComponent::EquipWeapon(AWeapon* WeaponToEquip)
 {
 	if (Character == nullptr || WeaponToEquip == nullptr) return;

Source/Blaster/Components/CombatComponent.h

@@ -32,6 +32,7 @@ protected:
 
 	UFUNCTION()
 	void OnRep_EquippedWeapon();
+	void Fire();
 
 	void FireButtonPressed(bool bPressed);
 
@@ -87,4 +88,11 @@ private:
 	void InterpFOV(float DeltaTime);
 	
 	FVector HitTarget;
+
+	// Automatic fire
+	FTimerHandle FireTimer;
+	bool bCanFire = true;
+	
+	void StartFireTimer();
+	void FireTimerFinished();
 };

Source/Blaster/Weapon/Weapon.h

@@ -50,6 +50,14 @@ public:
 
 	UPROPERTY(EditAnywhere)
 	float ZoomInterpSpeed = 20.f;
+
+	// Automatic fire
+	
+	UPROPERTY(EditAnywhere, Category = Combat)
+	bool bAutomatic = true;
+	
+	UPROPERTY(EditAnywhere, Category = Combat)
+	float FireDelay = .15f;
 	
 protected:
 	virtual void BeginPlay() override;