private ViewCastInfo ViewCast(float angle)
{
// create and initialize a ViewCastInfo
ViewCastInfo info = new ViewCastInfo();
Vector2 direction = ExtraMath.AngleToVector2(angle);
info.Point = _targetManager.transform.position + (Vector3)direction * _targetManager.VisionRange;
info.Distance = _targetManager.VisionRange;
info.Angle = angle;
// check if something was hit
RaycastHit2D hit = Physics2D.Raycast(_targetManager.transform.position, direction, _targetManager.VisionRange, _targetManager.VisionLayers);
// if something was hit, modify the ViewCastInfo
if (hit.transform != null)
{
info.Hit = true;
info.Point = hit.point;
info.Distance = hit.distance;
}
return(info);
}