Minor - Change le comportement du mille-pattes - V2.2.0

Améliore la logique de collision du mille-pattes avec les bords et les champignons.

Le mille-pattes change de direction lorsqu'il atteint les limites de la zone de jeu ou rencontre un champignon.

Config/DefaultEngine.ini

@@ -10,9 +10,9 @@ r.AllowStaticLighting=False
 
 r.GenerateMeshDistanceFields=True
 
-r.DynamicGlobalIlluminationMethod=1
+r.DynamicGlobalIlluminationMethod=0
 
-r.ReflectionMethod=1
+r.ReflectionMethod=0
 
 r.SkinCache.CompileShaders=True
 
@@ -27,6 +27,12 @@ r.DefaultFeature.AutoExposure.ExtendDefaultLuminanceRange=True
 r.DefaultFeature.LocalExposure.HighlightContrastScale=0.8
 
 r.DefaultFeature.LocalExposure.ShadowContrastScale=0.8
+r.Lumen.HardwareRayTracing=False
+r.Lumen.Reflections.HardwareRayTracing.Translucent.Refraction.EnableForProject=False
+r.Mobile.SupportsGen4TAA=False
+r.CustomDepthTemporalAAJitter=False
+r.AntiAliasingMethod=1
+r.DefaultFeature.MotionBlur=False
 
 [/Script/WindowsTargetPlatform.WindowsTargetSettings]
 DefaultGraphicsRHI=DefaultGraphicsRHI_DX12
@@ -94,3 +100,7 @@ ConnectionType=USBOnly
 bUseManualIPAddress=False
 ManualIPAddress=
 
+
+[CoreRedirects]
++ClassRedirects=(OldName="/Script/M4_CPP.M4_CentipedeController",NewName="/Script/M4_CPP.M4_CentipedeController")
+

Source/M4_CPP/private/M4_CentipedeBody.cpp

@@ -0,0 +1,51 @@
+#include "M4_CentipedeBody.h"
+
+AM4_CentipedeBody::AM4_CentipedeBody()
+{
+	PrimaryActorTick.bCanEverTick = false;
+
+	static ConstructorHelpers::FObjectFinder<UStaticMesh> MeshRef(TEXT("/Game/CTP/04_Mesh/SM_Cube.SM_Cube"));
+	if (MeshRef.Succeeded())
+	{
+		GetStaticMeshComponent()->SetStaticMesh(MeshRef.Object);
+	}
+
+	static ConstructorHelpers::FObjectFinder<UMaterialInterface> HeadMatRef(TEXT("/Game/CTP/05_Material/MI_Head.MI_Head"));
+	if (HeadMatRef.Succeeded())
+	{
+		HeadMaterial = HeadMatRef.Object;
+	}
+
+	static ConstructorHelpers::FObjectFinder<UMaterialInterface> BodyMatRef(TEXT("/Game/CTP/05_Material/MI_Body.MI_Body"));
+	if (BodyMatRef.Succeeded())
+	{
+		BodyMaterial = BodyMatRef.Object;
+	}
+
+	GetStaticMeshComponent()->SetRelativeScale3D(FVector(1.f, 0.4f, 0.4f));
+	GetStaticMeshComponent()->SetMobility(EComponentMobility::Movable);
+	GetStaticMeshComponent()->SetCollisionObjectType(ECollisionChannel::ECC_WorldDynamic);
+	GetStaticMeshComponent()->SetGenerateOverlapEvents(true);
+	GetStaticMeshComponent()->SetCollisionEnabled(ECollisionEnabled::QueryOnly);
+	GetStaticMeshComponent()->SetCollisionProfileName(TEXT("OverlapAll"));
+}
+
+void AM4_CentipedeBody::SetAsHead(bool bHead)
+{
+    bIsHead = bHead;
+    
+    if (bIsHead)
+    {
+        if (HeadMaterial)
+        {
+            GetStaticMeshComponent()->SetMaterial(0, HeadMaterial);
+        }
+    }
+    else
+    {
+        if (BodyMaterial)
+        {
+            GetStaticMeshComponent()->SetMaterial(0, BodyMaterial);
+        }
+    }
+}

Source/M4_CPP/private/M4_CentipedeController.cpp

@@ -0,0 +1,318 @@
+#include "M4_CentipedeController.h"
+#include "M4_LOG.h"
+#include "M4_Gamemode.h"
+#include "M4_Mushroom.h"
+#include "Kismet/GameplayStatics.h"
+
+UM4_CentipedeController::UM4_CentipedeController()
+{
+    
+}
+
+void UM4_CentipedeController::Initialize(FSubsystemCollectionBase& Collection)
+{
+    Super::Initialize(Collection);
+    
+    UE_LOG(M4_CPP, Warning, TEXT("Centipede Controller Initialized"));
+    
+}
+
+void UM4_CentipedeController::Deinitialize()
+{
+    UE_LOG(M4_CPP, Warning, TEXT("Centipede Controller Deinitialized"));
+    
+    BodySegments.Empty();
+    PreviousPositions.Empty();
+    SegmentDirections.Empty();
+    
+    Super::Deinitialize();
+}
+
+void UM4_CentipedeController::StartCentipede(FVector SpawnLocation)
+{
+    if (BodySegments.Num() > 0)
+    {
+        UE_LOG(M4_CPP, Warning, TEXT("Centipede already spawned"));
+        return;
+    }
+
+    for (int32 i = 0; i < BodyCount; ++i)
+    {
+        FVector SegmentLocation = SpawnLocation - FVector(0.f, i * CellSize, 0.f);
+
+        AM4_CentipedeBody* Body = GetWorld()->SpawnActor<AM4_CentipedeBody>(
+            AM4_CentipedeBody::StaticClass(),
+            SegmentLocation,
+            FRotator::ZeroRotator
+        );
+
+        if (Body)
+        {
+            BodySegments.Add(Body);
+
+            if (i > 0)
+            {
+                Body->PreviousBody = BodySegments[i - 1];
+                BodySegments[i - 1]->NextBody = Body;
+            }
+
+            Body->SetAsHead(i == 0);
+        }
+    }
+    
+    SegmentHistory.SetNum(BodyCount);
+    for (int32 i = 0; i < BodyCount; ++i)
+    {
+        if (BodySegments.IsValidIndex(i) && BodySegments[i])
+        {
+            FVector InitialPos = BodySegments[i]->GetActorLocation();
+            
+            int32 InitialHistorySize = SegmentSpacing * (i + 1) + MaxHistorySize;
+            for (int32 j = 0; j < InitialHistorySize; ++j)
+            {
+                SegmentHistory[i].Add(InitialPos);
+            }
+        }
+    }
+
+    for (AM4_CentipedeBody* Segment : BodySegments)
+    {
+        SegmentDirections.Add(Segment, FVector2D(0.f, 1.f));
+    }
+
+    UE_LOG(M4_CPP, Warning, TEXT("Centipede spawned with %d segments"), BodySegments.Num());
+}
+
+TStatId UM4_CentipedeController::GetStatId() const
+{
+    RETURN_QUICK_DECLARE_CYCLE_STAT(UM4_CentipedeController, STATGROUP_Tickables);
+}
+
+void UM4_CentipedeController::SpawnCentipede()
+{
+    AM4_Gamemode* GM = Cast<AM4_Gamemode>(GetWorld()->GetAuthGameMode());
+    if (!GM) return;
+    
+    FVector SpawnLocation = FVector(
+        GM->MushroomSpawnBounds.Max.X,
+        0.f,
+        0.f
+    );
+    
+    UE_LOG(M4_CPP, Warning, TEXT("Controller spawn location: X=%.2f, Y=%.2f, Z=%.2f"), 
+           SpawnLocation.X, SpawnLocation.Y, SpawnLocation.Z);
+
+    if (SpawnLocation.IsZero())
+    {
+        UE_LOG(M4_CPP, Error, TEXT("Controller position is zero! Check spawn parameters."));
+        return;
+    }
+    
+    for (int32 i = 0; i < BodyCount; ++i)
+    {
+        FVector SegmentLocation = SpawnLocation - FVector(0.f, i * CellSize, 0.f);
+
+        AM4_CentipedeBody* Body = GetWorld()->SpawnActor<AM4_CentipedeBody>(
+            AM4_CentipedeBody::StaticClass(),
+            SegmentLocation,
+            FRotator::ZeroRotator
+        );
+
+        if (Body)
+        {
+            BodySegments.Add(Body);
+
+            if (i > 0)
+            {
+                Body->PreviousBody = BodySegments[i - 1];
+                BodySegments[i - 1]->NextBody = Body;
+            }
+            
+            Body->SetAsHead(i == 0);
+        }
+    }
+}
+
+void UM4_CentipedeController::Tick(float DeltaTime)
+{
+    Super::Tick(DeltaTime);
+
+    if (BodySegments.Num() == 0) return;
+    
+    AM4_CentipedeBody* Head = BodySegments[0];
+    if (Head && Head->bIsHead)
+    {
+        FVector CurrentPos = Head->GetActorLocation();
+        FVector2D SegmentDirection = GetSegmentDirection(Head);
+
+        bool bRowChanged = CheckCollision(Head, SegmentDirection);
+
+        if (bRowChanged)
+        {
+            FVector NewPos = CurrentPos - FVector(0.f, 0.f, CellSize);
+            Head->SetActorLocation(NewPos);
+
+            SegmentDirection.Y *= -1.f;
+            SetSegmentDirection(Head, SegmentDirection);
+        }
+        else
+        {
+            FVector NewPos = CurrentPos + FVector(0.f, SegmentDirection.Y * CentipedeSpeed * DeltaTime, 0.f);
+            Head->SetActorLocation(NewPos);
+        }
+        
+        SegmentHistory[0].Add(Head->GetActorLocation());
+        if (SegmentHistory[0].Num() > MaxHistorySize)
+        {
+            SegmentHistory[0].RemoveAt(0);
+        }
+    }
+    
+    for (int32 i = 1; i < BodySegments.Num(); ++i)
+    {
+        AM4_CentipedeBody* Segment = BodySegments[i];
+        if (!Segment) continue;
+        
+        int32 PrevIndex = i - 1;
+        int32 HistoryLookback = SegmentSpacing;
+        
+        if (SegmentHistory[PrevIndex].Num() > HistoryLookback)
+        {
+            int32 HistoryIndex = SegmentHistory[PrevIndex].Num() - HistoryLookback - 1;
+            FVector TargetPos = SegmentHistory[PrevIndex][HistoryIndex];
+            
+            Segment->SetActorLocation(TargetPos);
+            
+            SegmentHistory[i].Add(Segment->GetActorLocation());
+            if (SegmentHistory[i].Num() > MaxHistorySize)
+            {
+                SegmentHistory[i].RemoveAt(0);
+            }
+        }
+    }
+
+    UpdateHeadStatus();
+}
+
+bool UM4_CentipedeController::CheckCollision(AM4_CentipedeBody* Segment, FVector2D Direction)
+{
+    if (!Segment) return false;
+
+    FVector CurrentPos = Segment->GetActorLocation();
+    FVector NextPos = CurrentPos + FVector(0.f, Direction.Y * CellSize, 0.f);
+    
+    AM4_Gamemode* GM = Cast<AM4_Gamemode>(GetWorld()->GetAuthGameMode());
+    if (!GM) return false;
+
+    const float LeftBound = GM->MushroomSpawnBounds.Min.Y;
+    const float RightBound = GM->MushroomSpawnBounds.Max.Y;
+    const float MinRows = GM->MushroomSpawnBounds.Min.X;
+    const float MaxRows = GM->MushroomSpawnBounds.Max.X;
+    
+    if (NextPos.Y <= LeftBound || NextPos.Y >= RightBound)
+    {
+        return true;
+    }
+
+    if (CurrentPos.Z > MinRows && NextPos.Z <= MinRows)
+    {
+        // On inverse la direction de descente pour remonter
+        FVector2D CurrentDirection = GetSegmentDirection(Segment);
+        CurrentDirection.Y *= -1.f;
+        SetSegmentDirection(Segment, CurrentDirection);
+        return true; // Collision détectée, le centipede descendra à la prochaine itération
+    }
+    
+    // Vérification si on atteint la limite haute
+    if (CurrentPos.Z < MaxRows && NextPos.Z >= MaxRows)
+    {
+        // On inverse la direction de montée pour descendre
+        FVector2D CurrentDirection = GetSegmentDirection(Segment);
+        CurrentDirection.Y *= -1.f;
+        SetSegmentDirection(Segment, CurrentDirection);
+        return true; // Collision détectée, le centipede remontera à la prochaine itération
+    }
+
+    int32 NextGridZ = FMath::RoundToInt(NextPos.Z / CellSize);
+    int32 NextGridY = FMath::RoundToInt(NextPos.Y / CellSize);
+
+    TArray<AActor*> FoundMushrooms;
+    UGameplayStatics::GetAllActorsOfClass(GetWorld(), AM4_Mushroom::StaticClass(), FoundMushrooms);
+
+    for (AActor* Actor : FoundMushrooms)
+    {
+        FVector MushroomPos = Actor->GetActorLocation();
+        
+        // Conversion de la position du mushroom en coordonnées de grille (Z, Y)
+        int32 MushroomGridZ = FMath::RoundToInt(MushroomPos.Z / CellSize);
+        int32 MushroomGridY = FMath::RoundToInt(MushroomPos.Y / CellSize);
+        
+        // Vérification si c'est la même cellule de grille
+        if (NextGridZ == MushroomGridZ && NextGridY == MushroomGridY)
+        {
+            return true;
+        }
+    }
+    
+    return false;
+}
+
+FVector2D UM4_CentipedeController::GetSegmentDirection(AM4_CentipedeBody* Segment)
+{
+    if (SegmentDirections.Contains(Segment))
+    {
+        return SegmentDirections[Segment];
+    }
+    return FVector2D(0.f, 1.f);
+}
+
+void UM4_CentipedeController::SetSegmentDirection(AM4_CentipedeBody* Segment, FVector2D Direction)
+{
+    if (Segment)
+    {
+        SegmentDirections.Add(Segment, Direction);
+    }
+}
+
+void UM4_CentipedeController::UpdateHeadStatus()
+{
+    for (int32 i = 0; i < BodySegments.Num(); ++i)
+    {
+        AM4_CentipedeBody* Body = BodySegments[i];
+        if (!Body) continue;
+        
+        bool bShouldBeHead = (i == 0) || (Body->PreviousBody == nullptr);
+        
+        if (Body->bIsHead != bShouldBeHead)
+        {
+            Body->SetAsHead(bShouldBeHead);
+        }
+    }
+}
+
+void UM4_CentipedeController::OnSegmentDestroyed(AM4_CentipedeBody* DestroyedSegment)
+{
+    if (!DestroyedSegment) return;
+
+    int32 SegmentIndex = BodySegments.Find(DestroyedSegment);
+    if (SegmentIndex == INDEX_NONE) return;
+
+    if (SegmentIndex + 1 < BodySegments.Num())
+    {
+        AM4_CentipedeBody* NewHead = BodySegments[SegmentIndex + 1];
+        if (NewHead)
+        {
+            NewHead->SetAsHead(true);
+            NewHead->PreviousBody = nullptr;
+        }
+    }
+
+    if (SegmentIndex > 0 && BodySegments[SegmentIndex - 1])
+    {
+        BodySegments[SegmentIndex - 1]->NextBody = nullptr;
+    }
+
+    BodySegments.RemoveAt(SegmentIndex);
+    SegmentHistory.RemoveAt(SegmentIndex);
+    SegmentDirections.Remove(DestroyedSegment);
+}

Source/M4_CPP/private/M4_Gamemode.cpp

@@ -1,6 +1,7 @@
 // Fill out your copyright notice in the Description page of Project Settings.
 #include "M4_Gamemode.h"
 
+#include "M4_CTP_Macros.h"
 #include "M4_Mushroom.h"
 #include "M4_PlayerController.h"
 #include "M4_PlayerPawn.h"
@@ -45,11 +46,30 @@ void AM4_Gamemode::BeginPlay()
 		for (int32 i = 0; i < MushroomCount; ++i)
 		{
 			FIntPoint Cell;
+			bool bValidCell;
+			int32 MaxAttempts = 100;
+			int32 Attempts = 0;
+
 			do
 			{
 				Cell.X = FMath::RandRange(0, GridRows - 1);
 				Cell.Y = FMath::RandRange(0, GridCols - 1);
-			} while (OccupiedCells.Contains(Cell));
+
+				// Check if cell and adjacent cells are free
+				bValidCell = !OccupiedCells.Contains(Cell) &&
+							 !OccupiedCells.Contains(FIntPoint(Cell.X - 1, Cell.Y)) &&
+							 !OccupiedCells.Contains(FIntPoint(Cell.X + 1, Cell.Y)) &&
+							 !OccupiedCells.Contains(FIntPoint(Cell.X, Cell.Y - 1)) &&
+							 !OccupiedCells.Contains(FIntPoint(Cell.X, Cell.Y + 1));
+
+				Attempts++;
+			} while (!bValidCell && Attempts < MaxAttempts);
+
+			if (!bValidCell)
+			{
+				PRINT_SCREEN(TEXT("Could not find valid cell for mushroom"), FColor::Yellow);
+				continue;
+			}
 
 			OccupiedCells.Add(Cell);
 
@@ -58,7 +78,32 @@ void AM4_Gamemode::BeginPlay()
 			SpawnLocation.Y = MushroomSpawnBounds.Min.Y + Cell.Y * CellSize + CellSize / 2.0f;
 			SpawnLocation.X = -400.0f;
 
-			GetWorld()->SpawnActor<AM4_Mushroom>(AM4_Mushroom::StaticClass(), SpawnLocation, FRotator::ZeroRotator);
+			GetWorld()->SpawnActor<AM4_Mushroom>(
+				AM4_Mushroom::StaticClass(),
+				SpawnLocation,
+				FRotator::ZeroRotator
+				);
 		}
 	}
+	
+	PRINT_SCREEN(TEXT("Spawning Centipede Controller"), FColor::Green);
+
+	FVector CentipedeSpawnLocation = FVector(
+		-400.0f,
+		0.0f,
+		MushroomSpawnBounds.Max.X + CellSize
+		);
+
+	// PRINT SCREEN Max.X value
+	PRINT_SCREEN(*FString::Printf(TEXT("Mushroom Spawn Bounds Max.X: %.2f"), MushroomSpawnBounds.Max.X), FColor::Green);
+
+	UM4_CentipedeController* Controller = GetWorld()->GetSubsystem<UM4_CentipedeController>();
+	if (Controller)
+	{
+		Controller->BodyCount = CentipedeBodyCount;
+		Controller->CellSize = CellSize;
+    
+		Controller->StartCentipede(CentipedeSpawnLocation);
+	}
+
 }

Source/M4_CPP/private/M4_Mushroom.cpp

@@ -31,9 +31,9 @@ AM4_Mushroom::AM4_Mushroom()
 	const FVector2D MushroomScale = FVector2D(0.3f, 0.25f);
 	GetStaticMeshComponent()->SetRelativeScale3D(FVector(1.f, 0.45f, 0.20f));
 	
-	// Custom preset for more advanced collision configuration
-	GetStaticMeshComponent()->SetCollisionProfileName(UCollisionProfile::CustomCollisionProfileName);
-	GetStaticMeshComponent()->SetCollisionResponseToChannel(ECC_Pawn, ECR_Overlap);
+	// Set collision profile to overlap all
+	GetStaticMeshComponent()->SetCollisionProfileName(TEXT("OverlapAll"));
+	
 }
 
 void AM4_Mushroom::BeginPlay()

Source/M4_CPP/public/M4_CentipedeBody.h

@@ -0,0 +1,31 @@
+#pragma once
+
+#include "CoreMinimal.h"
+#include "Engine/StaticMeshActor.h"
+#include "M4_CentipedeBody.generated.h"
+
+UCLASS()
+class M4_CPP_API AM4_CentipedeBody : public AStaticMeshActor
+{
+	GENERATED_BODY()
+
+public:
+	AM4_CentipedeBody();
+
+	UPROPERTY()
+	AM4_CentipedeBody* NextBody;
+
+	UPROPERTY()
+	AM4_CentipedeBody* PreviousBody;
+
+	UPROPERTY(EditAnywhere)
+	bool bIsHead = false;
+
+	void SetAsHead(bool bHead);
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Materials")
+	UMaterialInterface* HeadMaterial;
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Materials")
+	UMaterialInterface* BodyMaterial;
+};

Source/M4_CPP/public/M4_CentipedeController.h

@@ -0,0 +1,60 @@
+#pragma once
+
+#include "CoreMinimal.h"
+#include "M4_CentipedeBody.h"
+#include "Subsystems/WorldSubsystem.h"
+#include "M4_CentipedeController.generated.h"
+
+UCLASS()
+class M4_CPP_API UM4_CentipedeController : public UTickableWorldSubsystem
+{
+	GENERATED_BODY()
+
+public:
+	UM4_CentipedeController();
+
+	virtual void Initialize(FSubsystemCollectionBase& Collection) override;
+	virtual void Deinitialize() override;
+	void StartCentipede(FVector SpawnLocation);
+
+	virtual void Tick(float DeltaTime) override;
+	
+	virtual TStatId GetStatId() const override;
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Centipede")
+	int32 BodyCount = 10;
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Centipede")
+	float CellSize = 50.f;
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Centipede")
+	float MoveInterval = 0.1f;
+    
+	UFUNCTION(BlueprintCallable, Category = "Centipede")
+	void OnSegmentDestroyed(AM4_CentipedeBody* DestroyedSegment);
+
+private:
+	UPROPERTY()
+	TArray<AM4_CentipedeBody*> BodySegments;
+	TArray<TArray<FVector>> SegmentHistory; // Historique pour chaque segment
+	int32 MaxHistorySize = 200;
+    
+	UPROPERTY(EditAnywhere, Category = "Centipede")
+	int32 SegmentSpacing = 15; // Distance en nombre de frames entre segments
+
+	float TimeSinceLastMove = 0.f;
+	float CentipedeSpeed = 400.f;
+	bool bFirstTick = true;
+    
+	TArray<FVector> PreviousPositions;
+    
+	TMap<AM4_CentipedeBody*, FVector2D> SegmentDirections;
+
+	void SpawnCentipede();
+	void UpdateHeadStatus();
+    
+	bool CheckCollision(AM4_CentipedeBody* Segment, FVector2D Direction);
+    
+	FVector2D GetSegmentDirection(AM4_CentipedeBody* Segment);
+	void SetSegmentDirection(AM4_CentipedeBody* Segment, FVector2D Direction);
+};

Source/M4_CPP/public/M4_Gamemode.h

@@ -4,6 +4,7 @@
 
 #include "CoreMinimal.h"
 #include "GameFramework/GameModeBase.h"
+#include "M4_CentipedeController.h"
 #include "M4_Gamemode.generated.h"
 
 /**
@@ -61,6 +62,13 @@ public:
 
 	
 private:
+
+	UPROPERTY(EditAnywhere, Category="Centipede")
+	int32 CentipedeBodyCount = 10;
+
+	UPROPERTY()
+	TObjectPtr<UM4_CentipedeController> CentipedeController;
+	
 	int Score = 0;
 	int Lives = 3;