private void LateUpdate()
{
currentHorizAngle = CalculateHorizontalAngle();
float horizAngRad = currentHorizAngle * Mathfs.Deg2Rad;
float vertAngRad = VerticalAngle * Mathfs.Deg2Rad;
Vector3 desiredRelativePosition = new Vector3(Mathfs.Cos(horizAngRad),
Mathfs.Sin(vertAngRad),
Mathfs.Sin(horizAngRad)) * Flatness;
var followTargetPosition = FollowTarget.position;
var focalPointToFollowTarget = followTargetPosition - currentFocalPoint;
var focalPointDelta = Vector3.Dot(focalPointToFollowTarget, focalPointToFollowTarget);
float smoothingFactor = Mathfs.Clamp01(focalPointDelta) * trackingSpeed * Time.deltaTime;
currentFocalPoint = Vector3.MoveTowards(currentFocalPoint, followTargetPosition, smoothingFactor);
currentRotatedRelativePos = Vector3.Slerp(currentRotatedRelativePos, desiredRelativePosition, RotateSpeed * Time.deltaTime);
transform.position = currentFocalPoint + currentRotatedRelativePos;
transform.rotation = Quaternion.LookRotation(currentFocalPoint - transform.position, Vector3.up);
// tie FoV to distance
cam.fieldOfView = Mathf.Atan(Zoomness / Flatness) * Mathf.Rad2Deg * 2.0f;
}
private (float, float, float) BlendCameras(float a, float b, float t)
{
float smoothT = Mathfs.Smooth01(Mathfs.InverseLerpClamped(a, b, t)) * 2.0f;
float firstCam = Mathfs.Clamp01(1 - smoothT);
float blendCam = Mathfs.Max(1 - Mathfs.Abs(1 - smoothT), 0);
float secondCam = Mathfs.Clamp01(smoothT - 1);
var result = (firstCam, blendCam, secondCam);
return(result);
}
public override void Update(GameObject camera)
{
Vector3 playerPos = player.transform.position + focalPointOffset;
Vector3 focalPointToTarget = playerPos - focalPoint;
float focalPointDelta = Vector3.Dot(playerPos, focalPointToTarget);
float t = Mathfs.Smooth01(Mathfs.Clamp01(focalPointDelta)) * trackingSpeed * Time.deltaTime;
focalPoint = Vector3.MoveTowards(focalPoint, playerPos, t);
var finalPos = focalPoint + positionOffset;
camera.transform.position = finalPos;
camera.transform.rotation = Quaternion.LookRotation(playerPos - finalPos, Vector3.up);
}
public static Vector4 Clamp01(this Vector4 v) =>
new Vector4(Mathfs.Clamp01(v.x),
Mathfs.Clamp01(v.y),
Mathfs.Clamp01(v.z),
Mathfs.Clamp01(v.w));
public static Vector3 Clamp01(this Vector3 v) =>
new Vector3(Mathfs.Clamp01(v.x),
Mathfs.Clamp01(v.y),
Mathfs.Clamp01(v.z));
public static Vector2 Clamp01(this Vector2 v) => new Vector2(Mathfs.Clamp01(v.x), Mathfs.Clamp01(v.y));
public static float Clamp01(this float v) => Mathfs.Clamp01(v);