-- LUA Script - precede every function and global member with lowercase name of script
 
-- globals
local aniplaying = 0
ai_newdest_time = {}
ai_cover_on = {}
-- init when level first runs
function civilian_waypoint_init(e)
 ai_soldier_state[e] = "patrol";
 ai_soldier_pathindex[e] = -1;
 ai_start_x[e] = nil
 ai_starting_heath[e] = nil
 ai_ran_to_cover[e] = 0
 ModulateSpeed(e,1.0)
 ai_old_health[e] = 0
 --CharacterControlStand(e)
 ai_returning_home[e] = 0
 ai_newdest_time[e] = -1
 ai_cover_on[e] = 0
 ai_alerted_spoken[e] = 0
   
end
 
function civilian_waypoint_main(e)
  EntObjNo = g_Entity[e]['obj']
 
 if ai_soldier_state[e] == "patrol" then
  if ai_soldier_pathindex[e] == -1 then
   ai_soldier_pathindex[e] = -2
   CharacterControlUnarmed(e)
   PathIndex = -1
   PathPointIndex = -1
   pClosest = 99999
   for pa = 1, AIGetTotalPaths(), 1 do
    for po = 1 , AIGetPathCountPoints(pa), 1 do
     pDX = g_Entity[e]['x'] - AIPathGetPointX(pa,po)
     pDZ = g_Entity[e]['z'] - AIPathGetPointZ(pa,po)
     pDist = math.sqrt(math.abs(pDX*pDX)+math.abs(pDZ*pDZ))
     if pDist < pClosest and pDist < 200 then
      pClosest = pDist
      PathIndex = pa
      PathPointIndex = po
     end
    end -- po
   end -- pa
   if PathIndex > -1 then
    ai_soldier_pathindex[e] = PathIndex
    ai_path_point_index[e] = PathPointIndex
    ModulateSpeed(e,1.0)
    SetCharacterToWalk(e)
    ai_path_point_direction[e] = 1
    ai_path_point_max[e] = AIGetPathCountPoints(ai_soldier_pathindex[e])
   end  
  end
  if ai_soldier_pathindex[e] > -1 then
   ai_patrol_x[e] = AIPathGetPointX(ai_soldier_pathindex[e],ai_path_point_index[e])
   ai_patrol_z[e] = AIPathGetPointZ(ai_soldier_pathindex[e],ai_path_point_index[e])
   AIEntityGoToPosition(EntObjNo,ai_patrol_x[e],ai_patrol_z[e])
   tDistX = g_Entity[e]['x'] - ai_patrol_x[e]
   tDistZ = g_Entity[e]['z'] - ai_patrol_z[e]
   DistFromPath = math.sqrt(math.abs(tDistX*tDistX)+math.abs(tDistZ*tDistZ))    
   if DistFromPath < 50 then
    if ai_path_point_direction[e] == 1 then
     ai_path_point_index[e] = ai_path_point_index[e] + 1
     if ( ai_path_point_index[e] > ai_path_point_max[e] ) then
      ai_path_point_index[e] = ai_path_point_max[e] - 1
      ai_path_point_direction[e] = 0
     end
    else
     ai_path_point_index[e] = ai_path_point_index[e] - 1
     if ( ai_path_point_index[e] < 1 ) then
      ai_path_point_index[e] = 2
      ai_path_point_direction[e] = 1
     end       
    end
   end
  end
  else
    CharacterControlFidget(e)
end
end