80 - Blaster HUD and Player Controller

Source/Blaster/Components/CombatComponent.cpp

@@ -4,6 +4,8 @@
 #include "CombatComponent.h"
 
 #include "Blaster/Character/BlasterCharacter.h"
+#include "Blaster/HUD/BlasterHUD.h"
+#include "Blaster/PlayerController/BlasterPlayerController.h"
 #include "Blaster/Weapon/Weapon.h"
 #include "Engine/SkeletalMeshSocket.h"
 #include "GameFramework/CharacterMovementComponent.h"
@@ -36,6 +38,47 @@ void UCombatComponent::BeginPlay()
 	}
 }
 
+void UCombatComponent::TickComponent(float DeltaTime, ELevelTick TickType, FActorComponentTickFunction* ThisTickFunction)
+{
+	Super::TickComponent(DeltaTime, TickType, ThisTickFunction);
+
+	SetHUDCrosshairs(DeltaTime);
+}
+
+void UCombatComponent::SetHUDCrosshairs(float DeltaTime)
+{
+	if (Character == nullptr || Character->Controller == nullptr) return;
+
+	Controller = Controller == nullptr ? Cast<ABlasterPlayerController>(Character->Controller) : Controller;
+	if (Controller)
+	{
+		HUD = HUD == nullptr ? Cast<ABlasterHUD>(Controller->GetHUD()) : HUD;
+		if (HUD)
+		{
+			FHUDPackage HUDPackage;
+
+			if (EquippedWeapon)
+			{
+				HUDPackage.CrosshairsCenter = EquippedWeapon->CrosshairsCenter;
+				HUDPackage.CrosshairsLeft = EquippedWeapon->CrosshairsLeft;
+				HUDPackage.CrosshairsRight = EquippedWeapon->CrosshairsRight;
+				HUDPackage.CrosshairsTop = EquippedWeapon->CrosshairsTop;
+				HUDPackage.CrosshairsBottom = EquippedWeapon->CrosshairsBottom;
+			}
+			else
+			{
+				HUDPackage.CrosshairsCenter = nullptr;
+				HUDPackage.CrosshairsLeft = nullptr;
+				HUDPackage.CrosshairsRight = nullptr;
+				HUDPackage.CrosshairsTop = nullptr;
+				HUDPackage.CrosshairsBottom = nullptr;
+			}
+
+			HUD->SetHUDPackage(HUDPackage);
+		}
+	}
+}
+
 void UCombatComponent::SetAiming(bool bIsAiming)
 {
 	bAiming = bIsAiming;
@@ -123,11 +166,6 @@ void UCombatComponent::MulticastFire_Implementation(const FVector_NetQuantize& T
 	}
 }
 
-void UCombatComponent::TickComponent(float DeltaTime, ELevelTick TickType, FActorComponentTickFunction* ThisTickFunction)
-{
-	Super::TickComponent(DeltaTime, TickType, ThisTickFunction);
-}
-
 void UCombatComponent::EquipWeapon(AWeapon* WeaponToEquip)
 {
 	if (Character == nullptr || WeaponToEquip == nullptr) return;

Source/Blaster/Components/CombatComponent.h

@@ -41,9 +41,13 @@ protected:
 	void MulticastFire(const FVector_NetQuantize& TraceHitTarget);
 
 	void TraceUnderCrosshairs(FHitResult& TraceHitResult);
+
+	void SetHUDCrosshairs(float DeltaTime);
 	
 private:
 	class ABlasterCharacter* Character;
+	class ABlasterPlayerController* Controller;
+	class ABlasterHUD* HUD;
 	
 	UPROPERTY(ReplicatedUsing=OnRep_EquippedWeapon)
 	class AWeapon* EquippedWeapon;

Source/Blaster/HUD/BlasterHUD.cpp

@@ -0,0 +1,11 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+
+#include "BlasterHUD.h"
+
+void ABlasterHUD::DrawHUD()
+{
+	Super::DrawHUD();
+
+	
+}

Source/Blaster/HUD/BlasterHUD.h

@@ -0,0 +1,38 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+#pragma once
+
+#include "CoreMinimal.h"
+#include "GameFramework/HUD.h"
+#include "BlasterHUD.generated.h"
+
+USTRUCT(BlueprintType)
+struct FHUDPackage
+{
+	GENERATED_BODY()
+
+public:
+	UTexture2D* CrosshairsCenter;
+	UTexture2D* CrosshairsLeft;
+	UTexture2D* CrosshairsRight;
+	UTexture2D* CrosshairsTop;
+	UTexture2D* CrosshairsBottom;
+};
+
+/**
+ * 
+ */
+UCLASS()
+class BLASTER_API ABlasterHUD : public AHUD
+{
+	GENERATED_BODY()
+
+public:
+	virtual void DrawHUD() override;
+
+private:
+	FHUDPackage HUDPackage;
+
+public:
+	FORCEINLINE void SetHUDPackage(const FHUDPackage& Package) { HUDPackage = Package; };
+};

Source/Blaster/PlayerController/BlasterPlayerController.cpp

@@ -0,0 +1,5 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+
+#include "BlasterPlayerController.h"
+

Source/Blaster/PlayerController/BlasterPlayerController.h

@@ -0,0 +1,17 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+#pragma once
+
+#include "CoreMinimal.h"
+#include "GameFramework/PlayerController.h"
+#include "BlasterPlayerController.generated.h"
+
+/**
+ * 
+ */
+UCLASS()
+class BLASTER_API ABlasterPlayerController : public APlayerController
+{
+	GENERATED_BODY()
+	
+};

Source/Blaster/Weapon/Weapon.h

@@ -27,6 +27,23 @@ public:
 	void ShowPickupWidget(bool bShowWidget);
 	virtual void Fire(const FVector& HitTarget);
 	
+	// Textures for the weapon crosshairs
+
+	UPROPERTY(EditAnywhere, Category= Crosshairs)
+	class UTexture2D* CrosshairsCenter;
+	
+	UPROPERTY(EditAnywhere, Category= Crosshairs)
+	class UTexture2D* CrosshairsLeft;
+	
+	UPROPERTY(EditAnywhere, Category= Crosshairs)
+	class UTexture2D* CrosshairsRight;
+	
+	UPROPERTY(EditAnywhere, Category= Crosshairs)
+	class UTexture2D* CrosshairsTop;
+	
+	UPROPERTY(EditAnywhere, Category= Crosshairs)
+	class UTexture2D* CrosshairsBottom;
+	
 protected:
 	virtual void BeginPlay() override;
 
@@ -69,6 +86,8 @@ private:
 
 	UPROPERTY(EditAnywhere, Category= "Weapon Properties")
 	TSubclassOf<class ACasing> CasingClass;
+
+	
 public:
 	void SetWeaponState(EWeaponState State);
 	FORCEINLINE USphereComponent* GetAreaSphere() const { return AreaSphere; }