Minor - Bullet Spawning Method

La méthode est quasiment finie, il reste juste un pb au niveau de l'objet/la classe à appeler.

Source/M4_CPP/private/M4_PlayerPawn.cpp

@@ -1,7 +1,9 @@
 #include "M4_PlayerPawn.h"
 #include "EnhancedInputComponent.h"
 #include "M4_Gamemode.h"
+#include "M4_Projectile.h"
 #include "GameFramework/PlayerController.h"
+#include "Kismet/KismetMathLibrary.h"
 #include "Camera/CameraComponent.h"
 
 AM4_PlayerPawn::AM4_PlayerPawn()
@@ -87,6 +89,19 @@ void AM4_PlayerPawn::Shoot(const FInputActionInstance& Inst)
 {
     if (Inst.GetValue().Get<bool>() == true)
     {
-        GEngine->AddOnScreenDebugMessage(-1, 2.f, FColor::Red, TEXT("Input Space Pressed"));
+        GEngine->AddOnScreenDebugMessage(-1, 5.0f, FColor::Yellow, TEXT("Using the Wand!"));
+        UWorld* const World = GetWorld();
+        if (World !=nullptr && Proj != nullptr)
+        {
+            FVector TargetPosition = FVector3d(GetActorLocation().X, GetActorLocation().Y, GetActorLocation().Z);
+
+            FRotator SpawnRotation = UKismetMathLibrary::FindLookAtRotation(FVector3d(0), TargetPosition);
+
+            FActorSpawnParameters ActorSpawnParams;
+            ActorSpawnParams.SpawnCollisionHandlingOverride = ESpawnActorCollisionHandlingMethod::AdjustIfPossibleButDontSpawnIfColliding;
+
+            //World->SpawnActor<AM4_Projectile>(Proj, TargetPosition, SpawnRotation, ActorSpawnParams); 
+        }
+
     }
 }; 

Source/M4_CPP/private/M4_Projectile.cpp

@@ -12,24 +12,14 @@ AM4_Projectile::AM4_Projectile()
 	MeshComp-> SetRelativeScale3D(FVector(1.f, .1f,.1f)); 
 	MeshComp->BodyInstance.SetCollisionProfileName(TEXT("Projectile"));
 	MeshComp->OnComponentHit.AddDynamic(this, &AM4_Projectile::OnHit);
+	
+	MeshComp->SetupAttachment(RootComponent);
+	MeshComp->SetMobility(EComponentMobility::Movable);
+	MeshComp->SetCollisionEnabled(ECollisionEnabled::QueryAndPhysics);
 }
 
 void AM4_Projectile::OnHit(UPrimitiveComponent* HitComp, AActor* OtherActor, UPrimitiveComponent* OtherComp, FVector Impulse, const FHitResult& Hit)
 {
-	
+	OtherComp->AddImpulseAtLocation(GetVelocity() * BulletSpeed, GetActorLocation()); 
-}
+	Destroy();
-
+}
-
-/* Called when the game starts or when spawned
-void AM4_Projectile::BeginPlay()
-{
-	Super::BeginPlay();
-	
-}
-
-Called every frame
-void AM4_Projectile::Tick(float DeltaTime)
-{
-	Super::Tick(DeltaTime);
-}*/
-

Source/M4_CPP/public/M4_PlayerPawn.h

@@ -1,5 +1,6 @@
 #pragma once
 
+#include "M4_Projectile.h"
 #include "CoreMinimal.h"
 #include "GameFramework/Pawn.h"
 #include "InputAction.h"
@@ -11,6 +12,7 @@ UCLASS()
 class AM4_PlayerPawn : public APawn
 {
 	GENERATED_BODY()
+	
 public:
 	AM4_PlayerPawn();
 
@@ -31,6 +33,9 @@ protected:
 	UPROPERTY()
 	UInputAction* ShootAction;
 
+	UPROPERTY(VisibleAnywhere)
+	AM4_Projectile* Proj; 
+	
 	//bool HasShot = false;
 	float MoveSpeed = 500.f;
 	FVector2D MeshScale = FVector2D(0.6f, 0.5f);

Source/M4_CPP/public/M4_Projectile.h

@@ -22,13 +22,22 @@ class M4_CPP_API AM4_Projectile : public AActor
 public:
 	
 	AM4_Projectile();
-
+	
-protected:
+	// Called every frame
-	float bullSpeed = 50.f;
+	//virtual void Tick(float DeltaTime) override;
-	float lifeTime = 3.f; 
+ 
-
+	// Despawn after 5 seconds by default
-public:
+	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Projectile | Lifespan")
-
+	float ProjectileLifespan = 5.0f;
+ 
+	// The amount of force this projectile imparts on objects it collides with
+	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Projectile | Physics")
+	float BulletSpeed = 100.0f;
+ 
+	// Mesh of the projectile in the world 
+	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Projectile | Mesh")
+	TObjectPtr<UStaticMeshComponent> ProjectileMesh;
+	
 	UFUNCTION()
 	void OnHit(UPrimitiveComponent* HitComp, AActor* OtherActor, UPrimitiveComponent* OtherComp,FVector Impulse, const FHitResult& Hit);
 	UMeshComponent* GetCollisionComp() const { return MeshComp; }