Add shooting from any direction

Config/DefaultInput.ini

@@ -101,6 +101,10 @@ DoubleClickTime=0.200000
 +AxisMappings=(AxisName="MoveRight",Scale=-1.000000,Key=A)
 +AxisMappings=(AxisName="MoveForward",Scale=1.000000,Key=Gamepad_LeftY)
 +AxisMappings=(AxisName="MoveRight",Scale=1.000000,Key=Gamepad_LeftX)
++AxisMappings=(AxisName="YawXUpdate",Scale=1.000000,Key=Gamepad_RightX)
++AxisMappings=(AxisName="YawXUpdate",Scale=1.000000,Key=MouseX)
++AxisMappings=(AxisName="YawYUpdate",Scale=-1.000000,Key=Gamepad_RightY)
++AxisMappings=(AxisName="YawYUpdate",Scale=-1.000000,Key=MouseY)
 DefaultTouchInterface=/Engine/MobileResources/HUD/DefaultVirtualJoysticks.DefaultVirtualJoysticks
 -ConsoleKeys=Tilde
 +ConsoleKeys=Tilde

Source/PresidentsBrigade/BasePawn.cpp

@@ -96,28 +96,39 @@ void ABasePawn::Tick(float DeltaTime)
 
 void ABasePawn::handle_move_forward(float axis)
 {
-	FRotator rotation = Controller->GetControlRotation();
-	FRotator yaw(0.0f, rotation.Yaw, 0.0f);
-
-	FVector forward = FRotationMatrix(yaw).GetUnitAxis(EAxis::X);
-	AddMovementInput(forward, axis);
+	if (axis != 0)
+	{
+		FVector forward = FRotationMatrix(FRotator()).GetUnitAxis(EAxis::X);
+		AddMovementInput(forward, axis);
+	}
 }
 
 void ABasePawn::handle_move_right(float axis)
 {
-	FRotator rotation = Controller->GetControlRotation();
-	FRotator yaw(0.0f, rotation.Yaw, 0.0f);
+	if (axis != 0)
+	{
+		FVector right = FRotationMatrix(FRotator()).GetUnitAxis(EAxis::Y);
+		AddMovementInput(right, axis);
+	}
+}
 
-	FVector right = FRotationMatrix(yaw).GetUnitAxis(EAxis::Y);
-	AddMovementInput(right, axis);
+void ABasePawn::update_yaw_x(float x_component)
+{
+	yaw.x_component = x_component;
+}
+
+void ABasePawn::update_yaw_y(float y_component)
+{
+	yaw.y_component = y_component;
 }
 
 void ABasePawn::shoot()
 {
 	FVector player_location = player_mesh->GetComponentLocation();
-	FRotator rotation = Controller->GetControlRotation();
-	FRotator yaw(0.0f, rotation.Yaw, 0.0f);
-	FVector forward = FRotationMatrix(yaw).GetUnitAxis(EAxis::X) * 100;
+	const float y = yaw.calculate_yaw();
+	LogInfo(FString::Printf(TEXT("Raw yaw: %f"), y));
+	const FRotator rotator(0, y, 0);
+	FVector forward = FRotationMatrix(rotator).GetUnitAxis(EAxis::X) * 100;
 
 	FVector spawn_location = player_location + forward;
 	FActorSpawnParameters spawnParameters;
@@ -127,7 +138,7 @@ void ABasePawn::shoot()
 	AActor* bullet = GetWorld()->SpawnActor<AActor>(
 		bullet_actor_class,
 		spawn_location,
-		FRotator(0,0,0),
+		rotator,
 		spawnParameters
 	);
 }

Source/PresidentsBrigade/BasePawn.h

@@ -5,6 +5,7 @@
 #include "CoreMinimal.h"
 #include "GameFramework/Pawn.h"
 #include "Components/BoxComponent.h"
+#include "Kismet/KismetMathLibrary.h"
 #include "BasePawn.generated.h"
 
 class UFloatingPawnMovement;
@@ -24,9 +25,28 @@ public:
 	virtual void Tick(float DeltaTime) override;
 	virtual void handle_move_right(float axis);
 	virtual void handle_move_forward(float axis);
+	virtual void update_yaw_x(float x_component);
+	virtual void update_yaw_y(float y_component);
 	virtual void shoot();
 	virtual void handle_death();
 protected:
+	struct Yaw
+	{
+		float x_component;
+		float y_component;
+
+		float calculate_yaw() 
+		{
+			if (x_component < 0)
+			{
+				const float deg = UKismetMathLibrary::DegAtan2(-1 * x_component, y_component);
+				return 360 - deg;
+			}
+
+       	    return UKismetMathLibrary::DegAtan2(x_component, y_component);
+		};
+	};
+
 	// Called when the game starts or when spawned
 	virtual void BeginPlay() override;
 
@@ -85,4 +105,9 @@ protected:
 	 * Current health for character.
 	 */
 	int32 current_health;
+
+	/**
+	 * Last yaw.
+	 */
+	Yaw yaw;
 };

Source/PresidentsBrigade/PlayerPawn.cpp

@@ -30,6 +30,8 @@ void APlayerPawn::SetupPlayerInputComponent(UInputComponent* PlayerInputComponen
 	Super::SetupPlayerInputComponent(PlayerInputComponent);
 	PlayerInputComponent->BindAxis("MoveForward", this, &ABasePawn::handle_move_forward);
 	PlayerInputComponent->BindAxis("MoveRight", this, &ABasePawn::handle_move_right);
+	PlayerInputComponent->BindAxis("YawXUpdate", this, &ABasePawn::update_yaw_x);
+	PlayerInputComponent->BindAxis("YawYUpdate", this, &ABasePawn::update_yaw_y);
 	PlayerInputComponent->BindAction("Shoot", EInputEvent::IE_Pressed, this, &ABasePawn::shoot);
 	PlayerInputComponent->BindAction("Boost", EInputEvent::IE_Pressed, this, &APlayerPawn::boost);
 	PlayerInputComponent->BindAction("Boost", EInputEvent::IE_Released, this, &APlayerPawn::reset_boost);

todo.txt

@@ -10,7 +10,7 @@ xAdd enemy cars
   xComes from off screen
   xAttacks president car
 xAdd dash
-Shoot from any direction
+xShoot from any direction
 Shoot at continuous rate when holding shoot button
 Add local multiplayer
 Add netcode