Cog Sample: Adding more gameplay

Cog Sample: Make Area a component instead of an actor
Cog Sample: Add Basic actor for Projectiles, Areas, etc...
Cog Sample: Start to add Projectile
Cog Sample: Start to add SpawnPrediction

Source/CogSample/CogSampleProjectileComponent.h

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+#pragma once
+
+#include "CoreMinimal.h"
+#include "Components/SphereComponent.h"
+#include "GameFramework/ProjectileMovementComponent.h"
+#include "CogSampleSpawnPredictionComponent.h"
+#include "GameplayEffect.h"
+#include "CogSampleProjectileComponent.generated.h"
+
+//--------------------------------------------------------------------------------------------------------------------------
+// FCogSampleProjectileEffectConfig
+//--------------------------------------------------------------------------------------------------------------------------
+USTRUCT(BlueprintType)
+struct FCogSampleProjectileEffectConfig
+{
+    GENERATED_BODY()
+
+    UPROPERTY(EditAnywhere, BlueprintReadWrite, meta = (Bitmask, BitmaskEnum = "/Script/CogSample.ECogSampleAllegianceFilter"))
+    int32 Allegiance = 0;
+
+    UPROPERTY(EditAnywhere, BlueprintReadWrite)
+    bool AffectDead = false;
+
+    UPROPERTY(EditAnywhere, BlueprintReadWrite)
+    TArray<TSubclassOf<UGameplayEffect>> Effects;
+};
+
+//--------------------------------------------------------------------------------------------------------------------------
+// FCogSampleHitConsequence
+//--------------------------------------------------------------------------------------------------------------------------
+USTRUCT(BlueprintType)
+struct FCogSampleHitConsequence
+{
+    GENERATED_USTRUCT_BODY()
+
+    UPROPERTY(BlueprintReadWrite)
+    bool Stop = false;
+
+    UPROPERTY(BlueprintReadWrite)
+    bool AttachToComponent = false;
+
+    UPROPERTY(BlueprintReadWrite)
+    bool HideOnStop = false;
+};
+
+//--------------------------------------------------------------------------------------------------------------------------
+// UCogSampleProjectileComponent
+//--------------------------------------------------------------------------------------------------------------------------
+UCLASS(BlueprintType, meta = (BlueprintSpawnableComponent))
+class UCogSampleProjectileComponent : public UProjectileMovementComponent
+{
+    GENERATED_BODY()
+
+public:
+    
+    virtual void BeginPlay() override;
+
+    virtual void TickComponent(float DeltaTime, enum ELevelTick TickType, FActorComponentTickFunction* ThisTickFunction);
+
+    UFUNCTION(BlueprintCallable)
+    void ClearHitActors();
+
+    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Projectile")
+    TArray<FCogSampleProjectileEffectConfig> Effects;
+
+    UPROPERTY(Transient, BlueprintReadWrite, Category = "Internal")
+    TArray<FGameplayEffectSpecHandle> BakedEffects;
+
+protected:
+
+    virtual FString GetRoleName() const;
+
+    //virtual void CatchupReplicatedActor(float CatchupDuration);
+
+    virtual bool ShouldProcessOverlap(AActor* OtherActor, UPrimitiveComponent* OtherComp, bool RequireValidActor);
+
+    virtual void TryHit(const FHitResult& Hit);
+
+    UFUNCTION()
+    virtual void OnCollisionOverlapBegin(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool IsFromSweep, const FHitResult& SweepHit);
+
+    UFUNCTION()
+    virtual void OnAssistanceOverlapBegin(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor, UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool IsFromSweep, const FHitResult& SweepHit);
+
+    UFUNCTION(BlueprintNativeEvent, BlueprintCallable)
+    bool ShouldHit(const FHitResult& hit);
+
+    /** Blueprint hook called when projectile hits something */
+    UFUNCTION(BlueprintNativeEvent, BlueprintCallable)
+    void Hit(const FHitResult& Hit, FCogSampleHitConsequence& HitConsequence);
+
+    void RegisterAllEffects();
+
+    UPROPERTY(EditAnywhere)
+    FComponentReference CollisionReference;
+
+    UPROPERTY(EditAnywhere)
+    FComponentReference OverlapReference;
+
+    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Projectile")
+    bool CanHitCreator = false;
+
+    /** Sphere collision component */
+    UPROPERTY()
+    TObjectPtr<USphereComponent> Collision = nullptr;
+
+    /** Overlap collision component */
+    UPROPERTY()
+    TObjectPtr<USphereComponent> AssistanceOverlap = nullptr;
+
+    UPROPERTY()
+    TWeakObjectPtr<AActor> Creator = nullptr;
+
+    UPROPERTY()
+    TWeakObjectPtr<UCogSampleSpawnPredictionComponent> SpawnPrediction = nullptr;
+
+    /** Re-entrancy guard */
+    bool IsAlreadyProcessingAnOverlap = false;
+
+    /** The actors that were hit with this projectile. Used to prevent touching the same actor multiple times */
+    TSet<AActor*> HitActors;
+
+    TMap<TSubclassOf<UGameplayEffect>, FGameplayEffectSpecHandle> EffectsMap;
+
+#if ENABLE_COG
+    FVector LastDebugLocation = FVector::ZeroVector;
+#endif //ENABLE_COG
+};