public static InformationBase GetInformationBaseAtPosition(Vector3 position, bool ignorePOI = false)
{
InformationBase clickedInformationBase = null;
// Check for clicking to get information on actual informationBase-objects
InformationBase[] informationBaseObjects = FindObjectsOfType <InformationBase> ();
CircleTouch clickedCircleTouch = null;
foreach (InformationBase informationBaseObject in informationBaseObjects)
{
if (!informationBaseObject.passive)
{
// Get click position (x,y) in a plane of the objects' Z position
Plane plane = new Plane(Vector3.forward, new Vector3(0f, 0f, informationBaseObject.gameObject.transform.position.z));
Vector2 clickPos = Game.instance.screenToWorldPosInPlane(position, plane);
float thresholdSurroundingArea = 0.1f * 3f; // Click 0.1 (vehicle length) multiplied by three
if (informationBaseObject.type == InformationBase.TYPE_POI)
{
if (ignorePOI)
{
continue;
}
thresholdSurroundingArea = 0.07f; // Click area around POI is smaller
}
CircleTouch informationObjectTouch = new CircleTouch(informationBaseObject.transform.position, thresholdSurroundingArea);
if (informationObjectTouch.isInside(clickPos))
{
if (informationObjectTouch.isCloser(clickPos, clickedCircleTouch))
{
clickedCircleTouch = informationObjectTouch;
clickedCircleTouch.setDistance(clickPos);
clickedInformationBase = informationBaseObject;
}
}
}
}
return(clickedInformationBase);
}
public bool isCloser(Vector2 pos, CircleTouch other)
{
return(other == null || (this.center - pos).magnitude < other.distance);
}
