public void Update(ICameraProperties camera, float theta, float y)
{
// if input, accelerate camera rotation
if (theta != 0f)
{
camera.TurnSpeed += theta * TurnAcceleration * Time.deltaTime;
}
// otherwise deaccelerate
else
{
// calculate change in rotational velocity
var sign = 0f;
if (Mathf.Abs(camera.TurnSpeed) > 0f)
{
sign = camera.TurnSpeed / Mathf.Abs(camera.TurnSpeed);
}
var dv = sign * TurnAcceleration * Time.deltaTime;
// set current speed to 0 if deaccelerating would flip velocity
if ((camera.TurnSpeed - dv) * camera.TurnSpeed <= 0f)
{
camera.TurnSpeed = 0f;
}
// otherwise deaccelerate
else
{
camera.TurnSpeed -= dv;
}
}
camera.TurnSpeed = Mathf.Clamp(camera.TurnSpeed,
-MaxTurnSpeed, MaxTurnSpeed);
camera.Theta -= camera.TurnSpeed * Time.deltaTime;
}
public static Vector3 DifferenceFromTarget(this ICameraProperties camera)
{
float radius = camera.Radius(camera.Height);
return(new Vector3(radius * Mathf.Sin(camera.Theta),
camera.Height,
-radius * Mathf.Cos(camera.Theta)));
}
public void Update(ICameraProperties camera, float theta, float y)
{
camera.TurnSpeed += theta * Time.deltaTime;
camera.TurnSpeed = Mathf.Clamp(camera.TurnSpeed,
-MaxTurnSpeed, MaxTurnSpeed);
camera.Theta += camera.TurnSpeed * Time.deltaTime;
}
public void Update(ICameraProperties camera, float theta, float y)
{
}
