private void Update()
{
// we make initial calculations from the original local rotation
transform.localRotation = m_OriginalRotation;
// read input from mouse or mobile controls
float inputH;
float inputV;
if (relative)
{
inputH = CrossPlatformInputManager.GetAxis("Mouse X");
inputV = CrossPlatformInputManager.GetAxis("Mouse Y");
// wrap values to avoid springing quickly the wrong way from positive to negative
if (m_TargetAngles.y > 180)
{
m_TargetAngles.y -= 360;
m_FollowAngles.y -= 360;
}
if (m_TargetAngles.x > 180)
{
m_TargetAngles.x -= 360;
m_FollowAngles.x -= 360;
}
if (m_TargetAngles.y < -180)
{
m_TargetAngles.y += 360;
m_FollowAngles.y += 360;
}
if (m_TargetAngles.x < -180)
{
m_TargetAngles.x += 360;
m_FollowAngles.x += 360;
}
#if MOBILE_INPUT
// on mobile, sometimes we want input mapped directly to tilt value,
// so it springs back automatically when the look input is released.
if (autoZeroHorizontalOnMobile)
{
m_TargetAngles.y = Mathf.Lerp(-rotationRange.y * 0.5f, rotationRange.y * 0.5f, inputH * .5f + .5f);
}
else
{
m_TargetAngles.y += inputH * rotationSpeed;
}
if (autoZeroVerticalOnMobile)
{
m_TargetAngles.x = Mathf.Lerp(-rotationRange.x * 0.5f, rotationRange.x * 0.5f, inputV * .5f + .5f);
}
else
{
m_TargetAngles.x += inputV * rotationSpeed;
}
#else
// with mouse input, we have direct control with no springback required.
m_TargetAngles.y += inputH * rotationSpeed;
m_TargetAngles.x += inputV * rotationSpeed;
#endif
// clamp values to allowed range
m_TargetAngles.y = Mathf.Clamp(m_TargetAngles.y, -rotationRange.y * 0.5f, rotationRange.y * 0.5f);
m_TargetAngles.x = Mathf.Clamp(m_TargetAngles.x, -rotationRange.x * 0.5f, rotationRange.x * 0.5f);
}
else
{
inputH = Input.mousePosition.x;
inputV = Input.mousePosition.y;
// set values to allowed range
m_TargetAngles.y = Mathf.Lerp(-rotationRange.y * 0.5f, rotationRange.y * 0.5f, inputH / Screen.width);
m_TargetAngles.x = Mathf.Lerp(-rotationRange.x * 0.5f, rotationRange.x * 0.5f, inputV / Screen.height);
}
// smoothly interpolate current values to target angles
m_FollowAngles = Vector3.SmoothDamp(m_FollowAngles, m_TargetAngles, ref m_FollowVelocity, dampingTime);
// update the actual gameobject's rotation
transform.localRotation = m_OriginalRotation * Quaternion.Euler(-m_FollowAngles.x, m_FollowAngles.y, 0);
}
