Modify movement implementation for more arcade feel and add strafing

Source/MyProject3/SpaceshipPawn.cpp

@@ -32,19 +32,19 @@ ASpaceshipPawn::ASpaceshipPawn()
     CameraSpringArm->CameraLagSpeed = 10.0f;
     CameraSpringArm->bEnableCameraRotationLag = true;
     CameraSpringArm->CameraRotationLagSpeed = 10.0f;
-	CameraSpringArm->CameraLagMaxDistance = 7.0f;
-    CameraSpringArm->bUsePawnControlRotation = false;  // Add this line
-    CameraSpringArm->bInheritPitch = true;            // Add this line
-    CameraSpringArm->bInheritYaw = true;              // Add this line
-    CameraSpringArm->bInheritRoll = false;            // Add this line
+    CameraSpringArm->CameraLagMaxDistance = 7.0f;
+    CameraSpringArm->bUsePawnControlRotation = false;
+    CameraSpringArm->bInheritPitch = true;
+    CameraSpringArm->bInheritYaw = true;
+    CameraSpringArm->bInheritRoll = false;
 
     // Create camera
     Camera = CreateDefaultSubobject<UCameraComponent>(TEXT("Camera"));
     Camera->SetupAttachment(CameraSpringArm, USpringArmComponent::SocketName);
 
     // Initialize movement variables
-    CurrentThrust = 0.0f;
-    TargetThrust = 0.0f;
+    CurrentThrottleInput = 0.0f;
+    CurrentStrafeInput = 0.0f;
     bThrottlePressed = false;
     CurrentVelocity = FVector::ZeroVector;
     CurrentPitch = 0.0f;
@@ -110,15 +110,49 @@ void ASpaceshipPawn::Tick(float DeltaTime)
 {
     Super::Tick(DeltaTime);
 
+    // Update ship rotation first (common to all movement modes)
+    UpdateShipRotation(DeltaTime);
+
+    // Handle movement based on the selected movement mode
+    switch (MovementMode)
+    {
+    case EShipMovementMode::Arcade:
+        UpdateArcadeMovement(DeltaTime);
+        break;
+
+    case EShipMovementMode::Assisted:
+        UpdateAssistedMovement(DeltaTime);
+        break;
+
+    case EShipMovementMode::Realistic:
+        UpdateRealisticMovement(DeltaTime);
+        break;
+    }
+
+    // Update position
+    FVector NewLocation = GetActorLocation() + (CurrentVelocity * DeltaTime);
+    SetActorLocation(NewLocation, true);
+
+    // Reset mouse delta for next frame
+    LastMouseDelta = FVector2D::ZeroVector;
+
     // Debug info
     if (GEngine)
     {
         GEngine->AddOnScreenDebugMessage(-1, 0.0f, FColor::Yellow,
-            FString::Printf(TEXT("Thrust: %.2f"), CurrentThrust));
-        GEngine->AddOnScreenDebugMessage(-1, 0.0f, FColor::Green,
-            FString::Printf(TEXT("Velocity: %.2f"), CurrentVelocity.Size()));
-    }
+            FString::Printf(TEXT("Mode: %s | Speed: %.1f"),
+                MovementMode == EShipMovementMode::Arcade ? TEXT("Arcade") :
+                MovementMode == EShipMovementMode::Assisted ? TEXT("Assisted") : TEXT("Realistic"),
+                CurrentVelocity.Size()));
 
+        GEngine->AddOnScreenDebugMessage(-1, 0.0f, FColor::Green,
+            FString::Printf(TEXT("Throttle: %.2f | Strafe: %.2f"),
+                CurrentThrottleInput, CurrentStrafeInput));
+    }
+}
+
+void ASpaceshipPawn::UpdateShipRotation(float DeltaTime)
+{
     // Smooth mouse movement
     MouseDeltaSmoothed = FMath::Vector2DInterpTo(
         MouseDeltaSmoothed,
@@ -128,7 +162,7 @@ void ASpaceshipPawn::Tick(float DeltaTime)
     );
 
     // Update rotation based on smoothed mouse movement
-    CurrentYaw += MouseDeltaSmoothed.X * MouseSensitivity * DeltaTime * 60.0f;  // Multiply by 60 to normalize for frame rate
+    CurrentYaw += MouseDeltaSmoothed.X * MouseSensitivity * DeltaTime * 60.0f;
     CurrentPitch = FMath::ClampAngle(
         CurrentPitch + (MouseDeltaSmoothed.Y * MouseSensitivity * DeltaTime * 60.0f),
         -85.0f,
@@ -144,67 +178,6 @@ void ASpaceshipPawn::Tick(float DeltaTime)
     FQuat NewQuat = FQuat::Slerp(CurrentQuat, TargetQuat, RotationSpeed * DeltaTime);
     SetActorRotation(NewQuat);
 
-    // Get the current forward vector
-    FVector CurrentDirection = GetActorForwardVector();
-    float CurrentSpeed = CurrentVelocity.Size();
-
-    // Handle thrust and velocity direction
-    if (!bThrottlePressed)
-    {
-        // Decelerate when not thrusting
-        CurrentThrust = FMath::FInterpTo(CurrentThrust, 0.0f, DeltaTime, ThrustDeceleration);
-        bWasThrottlePressed = false;
-
-        // Maintain current velocity direction when not thrusting
-        DesiredVelocityDirection = CurrentVelocity.GetSafeNormal();
-    }
-    else
-    {
-        // Accelerate when thrusting
-        CurrentThrust = FMath::FInterpConstantTo(CurrentThrust, TargetThrust, DeltaTime, ThrustAcceleration);
-
-        if (!bWasThrottlePressed)
-        {
-            // Just started thrusting - blend between current and new direction
-            if (!CurrentVelocity.IsNearlyZero())
-            {
-                // Blend between current velocity direction and new direction
-                FVector CurrentDir = CurrentVelocity.GetSafeNormal();
-                DesiredVelocityDirection = FMath::Lerp(CurrentDir, CurrentDirection, 1.0f - DirectionalInertia);
-                DesiredVelocityDirection.Normalize();
-            }
-            else
-            {
-                // If nearly stationary, use new direction
-                DesiredVelocityDirection = CurrentDirection;
-            }
-        }
-        else
-        {
-            // Continuously blend towards current facing direction while thrusting
-            DesiredVelocityDirection = FMath::VInterpNormalRotationTo(
-                DesiredVelocityDirection,
-                CurrentDirection,
-                DeltaTime,
-                VelocityAlignmentSpeed
-            );
-        }
-        bWasThrottlePressed = true;
-    }
-
-    // Calculate thrust force
-    FVector ThrustForce = CurrentDirection * CurrentThrust;
-
-    // Apply drag
-    FVector DragForce = -CurrentVelocity * DragCoefficient;
-
-    // Update velocity with forces
-    CurrentVelocity += (ThrustForce + DragForce) * DeltaTime;
-
-    // Update position
-    FVector NewLocation = GetActorLocation() + (CurrentVelocity * DeltaTime);
-    SetActorLocation(NewLocation, true);
-
     // Update spring arm rotation to match ship with smooth interpolation
     if (CameraSpringArm)
     {
@@ -218,17 +191,106 @@ void ASpaceshipPawn::Tick(float DeltaTime)
         );
         CameraSpringArm->SetWorldRotation(NewSpringArmRotation);
     }
+}
 
-    // Reset mouse delta for next frame
-    LastMouseDelta = FVector2D::ZeroVector;
+void ASpaceshipPawn::UpdateArcadeMovement(float DeltaTime)
+{
+    // In arcade mode, the ship moves exactly where it's pointed with minimal inertia
+    FVector ForwardVector = GetActorForwardVector();
+    FVector RightVector = GetActorRightVector();
 
-    // Debug info
-    if (GEngine)
+    // Calculate desired velocity (forward/back + strafe)
+    FVector DesiredVelocity = (ForwardVector * CurrentThrottleInput * MaxSpeed) +
+        (RightVector * CurrentStrafeInput * (MaxSpeed * 0.7f)); // Strafe is slightly slower
+
+    // Smoothly interpolate current velocity to desired velocity
+    if (!FMath::IsNearlyZero(CurrentThrottleInput) || !FMath::IsNearlyZero(CurrentStrafeInput))
     {
-        GEngine->AddOnScreenDebugMessage(-1, 0.0f, FColor::Yellow, 
-            FString::Printf(TEXT("Smoothed Mouse Delta: X=%.2f Y=%.2f"), MouseDeltaSmoothed.X, MouseDeltaSmoothed.Y));
-        GEngine->AddOnScreenDebugMessage(-1, 0.0f, FColor::Green, 
-            FString::Printf(TEXT("Current Rotation: P=%.2f Y=%.2f"), CurrentPitch, CurrentYaw));
+        // Accelerating
+        CurrentVelocity = FMath::VInterpTo(
+            CurrentVelocity,
+            DesiredVelocity,
+            DeltaTime,
+            Acceleration / MaxSpeed
+        );
+    }
+    else if (bAutoBrakeEnabled)
+    {
+        // Auto-braking when no input
+        CurrentVelocity = FMath::VInterpTo(
+            CurrentVelocity,
+            FVector::ZeroVector,
+            DeltaTime,
+            AutoBrakeStrength
+        );
+    }
+    else
+    {
+        // Gradual deceleration
+        float Speed = CurrentVelocity.Size();
+        if (Speed > 0)
+        {
+            Speed = FMath::FInterpTo(Speed, 0, DeltaTime, Deceleration / MaxSpeed);
+            CurrentVelocity = CurrentVelocity.GetSafeNormal() * Speed;
+        }
+    }
+}
+
+void ASpaceshipPawn::UpdateAssistedMovement(float DeltaTime)
+{
+    // Assisted mode - a middle ground with some inertia but stabilization assistance
+    FVector ForwardVector = GetActorForwardVector();
+    FVector RightVector = GetActorRightVector();
+
+    // Calculate thrust force
+    FVector ThrustForce = (ForwardVector * CurrentThrottleInput * Acceleration) +
+        (RightVector * CurrentStrafeInput * (Acceleration * 0.7f));
+
+    // Apply thrust to velocity
+    CurrentVelocity += ThrustForce * DeltaTime;
+
+    // Limit max speed
+    float CurrentSpeed = CurrentVelocity.Size();
+    if (CurrentSpeed > MaxSpeed)
+    {
+        CurrentVelocity = CurrentVelocity.GetSafeNormal() * MaxSpeed;
+    }
+
+    // Apply auto-stabilization (gradual slowdown) when not thrusting
+    if (FMath::IsNearlyZero(CurrentThrottleInput) && FMath::IsNearlyZero(CurrentStrafeInput) && bAutoBrakeEnabled)
+    {
+        CurrentVelocity = FMath::VInterpTo(
+            CurrentVelocity,
+            FVector::ZeroVector,
+            DeltaTime,
+            StabilizationSpeed
+        );
+    }
+}
+
+void ASpaceshipPawn::UpdateRealisticMovement(float DeltaTime)
+{
+    // This is the original physics-based movement with momentum
+    FVector CurrentDirection = GetActorForwardVector();
+    FVector RightVector = GetActorRightVector();
+
+    // Calculate thrust force (forward + strafe)
+    FVector ThrustForce = (CurrentDirection * CurrentThrottleInput * Acceleration) +
+        (RightVector * CurrentStrafeInput * (Acceleration * 0.7f));
+
+    // Apply thrust to velocity
+    CurrentVelocity += ThrustForce * DeltaTime;
+
+    // Apply drag
+    float DragCoefficient = 0.05f;
+    FVector DragForce = -CurrentVelocity * DragCoefficient;
+    CurrentVelocity += DragForce * DeltaTime;
+
+    // Limit max speed
+    float CurrentSpeed = CurrentVelocity.Size();
+    if (CurrentSpeed > MaxSpeed)
+    {
+        CurrentVelocity = CurrentVelocity.GetSafeNormal() * MaxSpeed;
     }
 }
 
@@ -238,9 +300,14 @@ void ASpaceshipPawn::SetupPlayerInputComponent(UInputComponent* PlayerInputCompo
 
     if (UEnhancedInputComponent* EnhancedInputComponent = CastChecked<UEnhancedInputComponent>(PlayerInputComponent))
     {
-        // Bind both Hold and Released events for throttle
-        EnhancedInputComponent->BindAction(ThrottleAction, ETriggerEvent::Started, this, &ASpaceshipPawn::HandleThrottleStarted);
-        EnhancedInputComponent->BindAction(ThrottleAction, ETriggerEvent::Completed, this, &ASpaceshipPawn::HandleThrottleReleased);
+        // Bind throttle input 
+        EnhancedInputComponent->BindAction(ThrottleAction, ETriggerEvent::Triggered, this, &ASpaceshipPawn::HandleThrottleInput);
+
+        // Bind strafe input if available
+        if (StrafeAction)
+        {
+            EnhancedInputComponent->BindAction(StrafeAction, ETriggerEvent::Triggered, this, &ASpaceshipPawn::HandleStrafeInput);
+        }
 
         // Bind mouse control
         EnhancedInputComponent->BindAction(MouseLookAction, ETriggerEvent::Triggered, this, &ASpaceshipPawn::HandleMouseLook);
@@ -250,24 +317,20 @@ void ASpaceshipPawn::SetupPlayerInputComponent(UInputComponent* PlayerInputCompo
     }
 }
 
-// Split the throttle handling into two functions
-void ASpaceshipPawn::HandleThrottleStarted(const FInputActionValue& Value)
+void ASpaceshipPawn::HandleThrottleInput(const FInputActionValue& Value)
 {
-    const float ThrottleValue = Value.Get<float>();
-    bThrottlePressed = true;
-    TargetThrust = ThrottleValue * MaxThrust;
+    CurrentThrottleInput = Value.Get<float>();
+    bThrottlePressed = !FMath::IsNearlyZero(CurrentThrottleInput);
 }
 
-void ASpaceshipPawn::HandleThrottleReleased(const FInputActionValue& Value)
+void ASpaceshipPawn::HandleStrafeInput(const FInputActionValue& Value)
 {
-    bThrottlePressed = false;
+    CurrentStrafeInput = Value.Get<float>();
 }
 
 void ASpaceshipPawn::HandleMouseLook(const FInputActionValue& Value)
 {
     const FVector2D MouseDelta = Value.Get<FVector2D>();
-
-    // Smoothly interpolate mouse delta
     LastMouseDelta = MouseDelta;
 }
 

Source/MyProject3/SpaceshipPawn.h

@@ -6,6 +6,15 @@
 #include "Blueprint/UserWidget.h"
 #include "SpaceshipPawn.generated.h"
 
+// Movement mode enum to allow switching between different control schemes
+UENUM(BlueprintType)
+enum class EShipMovementMode : uint8
+{
+    Arcade,     // Direct control, minimal inertia
+    Assisted,   // Some inertia with auto-stabilization
+    Realistic   // Full physics with momentum (original)
+};
+
 UCLASS()
 class MYPROJECT3_API ASpaceshipPawn : public APawn
 {
@@ -41,29 +50,45 @@ protected:
 
     // Movement Parameters
     UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Movement")
-    float MaxThrust = 2000.0f;
+    EShipMovementMode MovementMode = EShipMovementMode::Arcade;
 
     UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Movement")
-    float ThrustAcceleration = 500.0f;
+    float MaxSpeed = 2000.0f;
 
     UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Movement")
-    float ThrustDeceleration = 500.0f;
+    float Acceleration = 2000.0f;
 
     UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Movement")
-    float RotationSpeed = 100.0f;
+    float Deceleration = 1500.0f;
+
+    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Movement")
+    float RotationSpeed = 5.0f;
 
     UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Movement")
     float MouseSensitivity = 2.0f;
 
-    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Movement")
-    float DragCoefficient = 0.05f;
+    // Auto-stabilization for assisted mode
+    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Movement", meta = (ClampMin = "0.0", ClampMax = "10.0"))
+    float StabilizationSpeed = 3.0f;
 
-    // How quickly velocity aligns with new direction
+    // How much momentum to preserve when changing direction (0 = none, 1 = full)
+    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Movement", meta = (ClampMin = "0.0", ClampMax = "1.0"))
+    float DirectionalInertia = 0.1f;
+
+    // How quickly the ship aligns with its movement direction
     UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Movement", meta = (ClampMin = "0.0", ClampMax = "10.0"))
     float VelocityAlignmentSpeed = 4.0f;
 
-    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Movement", meta = (ClampMin = "0.0", ClampMax = "1.0", ToolTip = "How much of the current velocity is maintained when changing direction (0 = none, 1 = full)"))
-    float DirectionalInertia = 0.3f;
+    // Auto-braking when not thrusting in Arcade mode
+    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Movement")
+    bool bAutoBrakeEnabled = true;
+
+    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Movement")
+    float AutoBrakeStrength = 3.0f;
+
+    // Add a strafe input to allow lateral movement
+    UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Input")
+    class UInputAction* StrafeAction;
 
     // Shooting properties
     UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Combat")
@@ -86,14 +111,14 @@ protected:
     UUserWidget* CrosshairWidget;
 
     // Input functions
-    void HandleThrottleStarted(const FInputActionValue& Value);
-    void HandleThrottleReleased(const FInputActionValue& Value);
+    void HandleThrottleInput(const FInputActionValue& Value);
+    void HandleStrafeInput(const FInputActionValue& Value);
     void HandleMouseLook(const FInputActionValue& Value);
 
 private:
     // Movement state
-    float CurrentThrust;
-    float TargetThrust;
+    float CurrentThrottleInput;
+    float CurrentStrafeInput;
     bool bThrottlePressed;
     FVector CurrentVelocity;
     FRotator TargetRotation;
@@ -104,10 +129,7 @@ private:
 
     FVector2D MouseDeltaSmoothed;
     FVector2D LastMouseDelta;
-    float MouseSmoothingSpeed = 10.0f;  
-
-    bool bWasThrottlePressed;
-    FVector DesiredVelocityDirection;
+    float MouseSmoothingSpeed = 10.0f;
 
     FTimerHandle FireTimerHandle;
     bool bCanFire = true;
@@ -115,4 +137,10 @@ private:
     void HandleShoot(const FInputActionValue& Value);
     void Fire();
     void ResetFire();
+
+    // Movement helper functions
+    void UpdateArcadeMovement(float DeltaTime);
+    void UpdateAssistedMovement(float DeltaTime);
+    void UpdateRealisticMovement(float DeltaTime);
+    void UpdateShipRotation(float DeltaTime);
 };