public static Ray GenerateSelectionRay()
{
#if WINDOWS_UWP
return(UnityUtilities.GenerateCameraRay());
#else
// If a mouse present - generate mouse ray, else - camera ray.
if (Input.touchCount > 0)
{
return(UnityUtilities.GenerateTouchRay());
}
else //if (Input.GetMouseButton(0)) // Special case for editor - use mouse but only if pressed
{
return(UnityUtilities.GenerateMouseRay());
}
//else
// return UnityUtilities.GenerateCameraRay();
#endif
}
// float dist;
// Transform target;
// GameObject Z;
// public Transform camTransform;
// bool open;
// Unity Functions.
void Update()
{
Ray mouseRay = UnityUtilities.GenerateMouseRay();
RaycastHit hit;
if (Input.GetMouseButtonDown(0))
{
if (Physics.Raycast(mouseRay.origin, mouseRay.direction, out hit))
{
gObj = hit.transform.gameObject;
m0 = hit.transform.position - hit.point;
// dist = hit.transform.position.y - hit.point.y;
// Debug.Log(gObj.tag);
if ((gObj.tag == "CPlaneXY") || (gObj.tag == "Point3DPlaneXY"))
{
gObj = gObj.transform.parent.parent.gameObject;
objPlane = new Plane(gObj.transform.up, gObj.transform.position);
xyMove = true;
rotationMode = false;
zMove = false;
}
else if (gObj.tag == "CPlaneXYR")
{
gObj = gObj.transform.parent.parent.gameObject;
objPlane = new Plane(gObj.transform.up, gObj.transform.position);
xyMove = false;
rotationMode = true;
zMove = false;
Ray mRay = Camera.main.ScreenPointToRay(Input.mousePosition);
if (objPlane.Raycast(mRay, out float rayDistance))
{
r0 = mRay.GetPoint(rayDistance) - gObj.transform.position;
}
}
else if (gObj.tag == "CPlaneZ")
{
gObj = gObj.transform.parent.parent.gameObject;
objPlane = new Plane(Camera.main.transform.forward, gObj.transform.position);
xyMove = false;
rotationMode = false;
zMove = true;
}
else if (gObj.tag == "Point3DToggle")
{
gObj.GetComponentInParent <Point3DController>().ToggleState();
}
else
{
zMove = false;
rotationMode = false;
xyMove = false;
gObj = null;
}
}
}
else if (Input.GetMouseButton(0) && gObj)
{
Ray mRay = Camera.main.ScreenPointToRay(Input.mousePosition);
if (objPlane.Raycast(mRay, out float rayDistance))
{
if (xyMove)
{
float currentZ = gObj.transform.position.y;
gObj.transform.position = mRay.GetPoint(rayDistance) + m0;
gObj.transform.position = new Vector3(gObj.transform.position.x, currentZ, gObj.transform.position.z);
}
else if (rotationMode)
{
Vector3 r = mRay.GetPoint(rayDistance) - gObj.transform.position;
Vector3 rt = Quaternion.AngleAxis(1, objPlane.normal) * r0;
float a1 = Vector3.Angle(r0, r);
float a2 = Vector3.Angle(rt, r);
if (a2 > a1)
{
a1 *= -1;
}
gObj.transform.RotateAroundLocal(objPlane.normal, Mathf.Deg2Rad * a1);
r0 = r;
}
else if (zMove)
{
float currentX = gObj.transform.position.x;
float currentY = gObj.transform.position.z;
gObj.transform.position = mRay.GetPoint(rayDistance) + m0;
gObj.transform.position = new Vector3(currentX, gObj.transform.position.y, currentY);
}
}
}
else if (Input.GetMouseButtonUp(0) && gObj)
{
zMove = false;
rotationMode = false;
xyMove = false;
gObj = null;
}
}
