public void ResetCameraRotation()
{
switch (m_OrientationState)
{
case OrientationStates.AlignNorth:
m_OrientationState = OrientationStates.Compass;
break;
case OrientationStates.Compass:
m_OrientationState = OrientationStates.AlignNorth;
AlignNorth();
break;
case OrientationStates.FreeCam:
m_OrientationState = OrientationStates.AlignNorth;
AlignNorth();
break;
default:
break;
}
}
void Update()
{
if (Input.touchCount == 0)
{
m_OldTouchPositions[0] = null;
m_OldTouchPositions[1] = null;
}
else if (Input.touchCount == 1)
{
if (m_OldTouchPositions[0] == null || m_OldTouchPositions[1] != null)
{
m_OldTouchPositions[0] = Input.GetTouch(0).position;
m_OldTouchPositions[1] = null;
}
else
{
Vector2 newTouchPosition = Input.GetTouch(0).position;
Vector3 positionOfCamera = transform.position;
positionOfCamera += transform.TransformDirection((Vector3)((m_OldTouchPositions[0] - newTouchPosition) * m_Camera.orthographicSize / m_Camera.pixelHeight * 2f));
var x = positionOfCamera.x;
var y = positionOfCamera.y;
float cameraHalfWidth = GetComponent <Camera>().orthographicSize *((float)Screen.width / Screen.height);
x = Mathf.Clamp(x, m_Min.x + cameraHalfWidth, m_Max.x - cameraHalfWidth);
y = Mathf.Clamp(y, m_Min.y + GetComponent <Camera>().orthographicSize, m_Max.y - GetComponent <Camera>().orthographicSize);
transform.position = new Vector3(x, y, transform.position.z);
m_OldTouchPositions[0] = newTouchPosition;
}
}
else
{
if (m_OldTouchPositions[1] == null)
{
m_OldTouchPositions[0] = Input.GetTouch(0).position;
m_OldTouchPositions[1] = Input.GetTouch(1).position;
m_OldTouchVector = (Vector2)(m_OldTouchPositions[0] - m_OldTouchPositions[1]);
m_OldTouchDistance = m_OldTouchVector.magnitude;
}
else
{
gameObject.transform.parent = null;
m_OrientationState = OrientationStates.FreeCam;
//Vector2 screen = new Vector2(mCamera.pixelWidth, mCamera.pixelHeight);
Vector2[] newTouchPositions =
{
Input.GetTouch(0).position,
Input.GetTouch(1).position
};
Vector2 newTouchVector = newTouchPositions[0] - newTouchPositions[1];
float newTouchDistance = newTouchVector.magnitude;
//transform.position += transform.TransformDirection((Vector3)((oldTouchPositions[0] + oldTouchPositions[1] - screen) * mCamera.orthographicSize / screen.y));
transform.localRotation *= Quaternion.Euler(new Vector3(0, 0, Mathf.Asin(Mathf.Clamp((m_OldTouchVector.y * newTouchVector.x - m_OldTouchVector.x * newTouchVector.y) / m_OldTouchDistance / newTouchDistance, -1f, 1f)) / 0.0174532924f));
m_Camera.orthographicSize *= m_OldTouchDistance / newTouchDistance;
m_Camera.orthographicSize = Mathf.Clamp(m_Camera.orthographicSize, 50, 400);
//transform.position -= transform.TransformDirection((newTouchPositions[0] + newTouchPositions[1] - screen) * mCamera.orthographicSize / screen.y);
m_OldTouchPositions[0] = newTouchPositions[0];
m_OldTouchPositions[1] = newTouchPositions[1];
m_OldTouchVector = newTouchVector;
m_OldTouchDistance = newTouchDistance;
}
}
if (m_OrientationState == OrientationStates.Compass)
{
transform.rotation = Quaternion.Lerp(transform.rotation, Quaternion.Euler(0, 0, -Input.compass.trueHeading), Time.deltaTime * 2);
}
}
