# ****************************************************************************
# CUI
#
# The Advanced Framework for Simulation, Integration, and Modeling (AFSIM)
#
# The use, dissemination or disclosure of data in this file is subject to
# limitation or restriction. See accompanying README and LICENSE for details.
# ****************************************************************************
# * * ************************************** * *
# *   ****** Demonstration input file ******   *
# *   ******      UNCLASSIFIED        ******   *
# * * ************************************** * *

# Launch/engagement computer for the Large SAM

script bool Large_SAM_LaunchComputer(WsfTrack aTrack,
                                     WsfPlatform aLauncher,
                                     string aEnvelopeName,
                                     double aLaunchDelay)

   bool canIntercept = false;

   # TODO assuming launcher at 0 alt.  need AGL of target
   double tgtAlt = aLauncher.RelativeAltitudeOf(aTrack);

   double maxTOF = 0.0;
   double avgSpd = 0.0;
   double maxRng = 0.0;
   double shootDelay = 0.0;

   # simple wpn-spd data for now
   maxRng = 25.0 * 1852.0;   # 25 nautical miles
   maxTOF = 27.0;
   avgSpd = 2643.0 * 1852.0 / 3600.0; # kts -> m/sec

   WsfWaypoint intercept = WsfWaypoint();
   double tti = aLauncher.InterceptLocation2D(aTrack, intercept, avgSpd, aLaunchDelay + shootDelay);
   if ((tti > 0.0) && (tti < maxTOF))
   {
      double lat = intercept.Latitude();
      double lon = intercept.Longitude();
      WsfGeoPoint point;
      point = point.Construct(lat, lon, tgtAlt);
      canIntercept = point.WithinZoneOf(aLauncher, aEnvelopeName);
   }

   return canIntercept;
end_script