MainCamera.h

#pragma once
 
#include "CoreMinimal.h"
#include "GameFramework/Actor.h"
#include <Camera/CameraComponent.h>
#include "CineCameraComponent.h"
#include <GameFramework/SpringArmComponent.h>
#include <Components/SphereComponent.h>
#include "GameFramework/Character.h"
#include "Components/ExponentialHeightFogComponent.h"
#include "MainCamera.generated.h"
 
 
UCLASS()
class BCR_API AMainCamera : public AActor
{
    GENERATED_BODY()
 
public:
 
    AMainCamera();
    virtual void BeginPlay() override;
    virtual void Tick(float DeltaTime) override;
 
    UFUNCTION(BlueprintCallable)
    void SetPlayers(ACharacter* Player1, ACharacter* Player2);
 
    FORCEINLINE USpringArmComponent* GetCameraBoom() const { return CameraBoom; }
    FORCEINLINE UCameraComponent* GetFollowCamera() const { return FollowCamera; }
 
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Debug")
    bool DebugLocation = false;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Debug")
    bool DebugVariables = false;
 
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Translation")
    bool EnableVerticalMovement = true;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Translation")
    float VerticalOffset = 0.f;
 
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Distance", meta = (UIMin = 0.f))
    float MinimumArmLength = 4000.f;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Distance", meta = (UIMin = 0.f))
    float MaximumArmLength = 16000.f;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Distance", meta = (UIMin = 0.f))
    float DepthBuffer = 400.f;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Distance", meta = (UIMin = 0.f))
    float HorizontalBuffer = 200.f;
 
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Angle")
    bool UseAngleChange = true;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Angle", meta = (UIMin = 0.f))
    float MinAngleReachedAtArmLength = 4000.f;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Angle", meta = (UIMin = 0.f))
    float MaxAngleReachedAtArmLength = 20000.f;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Angle", meta = (UIMin = 0.f, UIMax = 90.f))
    float MinArmAngle = 10.f;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Angle", meta = (UIMin = 0.f, UIMax = 90.f))
    float MaxArmAngle = 20.f;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Angle")
    float EasingAngleExp = 1.f;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Tilt shift")
    float MinFStop = 0.2f;
 
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Tilt shift")
    float MaxFStop = 2.f;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Tilt shift")
    float MaxBlurAtDistance = 100.f;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Tilt shift")
    float MinBlurAtDistance = 1500;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Tilt shift")
    float BlurMultiplier = 1.f;
 
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Parameters|Fog")
    float FogDistanceToPlayer = 1000.f;
    
private:
 
    UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = Camera, meta = (AllowPrivateAccess = "true"))
    USceneComponent* DefaultRootComponent;
    UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = Camera, meta = (AllowPrivateAccess = "true"))
    USpringArmComponent* CameraBoom;
    UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = Camera, meta = (AllowPrivateAccess = "true"))
    UCineCameraComponent* FollowCamera;
    UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category = Camera, meta = (AllowPrivateAccess = "true"))
    USphereComponent* DebugSphere;
 
    TArray<ACharacter*> Players;
 
    float MaxPlayerHorizontalDistance = MAX_FLT;
    float MaxPlayerDepthDistance = MAX_FLT;
 
    UExponentialHeightFogComponent* FogComp = nullptr;
 
    void InitParam();
    void UpdatePosition();
    void UpdateArmLenght();
    void UpdateArmAngle();
    void UpdateFog(float DepthPlayerDistance);
    void UpdateBlur(float DepthPlayerDistance);
    void ConstrainPlayerPositions();
 
    FVector2D Get2DVect(FVector vect3d);
    float GetAlpha(float value, float min, float max);
    float GetValue(float alpha, float min, float max);
};