1 // save.cxx -- class to save and restore a flight.
3 // Written by Curtis Olson, started November 1999.
5 // Copyright (C) 1999 David Megginson - david@megginson.com
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License as
9 // published by the Free Software Foundation; either version 2 of the
10 // License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 // General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 #include <simgear/compiler.h>
31 #include <simgear/misc/props.hxx>
33 // FIXME: just for the temporary
34 // tile cache update stuff.
35 #include <simgear/debug/logstream.hxx>
36 #include <simgear/constants.h>
37 #include <Aircraft/aircraft.hxx>
39 #include <Scenery/tilemgr.hxx>
40 #include "globals.hxx"
48 * Save the current state of the simulator to a stream.
51 fgSaveFlight (ostream &output)
53 return writePropertyList(output, ¤t_properties);
58 * Restore the current state of the simulator from a stream.
61 fgLoadFlight (istream &input)
63 bool retval = readPropertyList(input, ¤t_properties);
65 // FIXME: from keyboard.cxx
66 // this makes sure that the tile
67 // cache is updated after a restore;
68 // it would be better if FGFS just
69 // noticed the new lat/lon.
71 bool freeze = globals->get_freeze();
72 FG_LOG(FG_INPUT, FG_INFO, "ReIniting TileCache");
74 globals->set_freeze( true );
76 if ( global_tile_mgr.init() ) {
77 // Load the local scenery data
78 global_tile_mgr.update(
79 cur_fdm_state->get_Longitude() * RAD_TO_DEG,
80 cur_fdm_state->get_Latitude() * RAD_TO_DEG );
82 FG_LOG( FG_GENERAL, FG_ALERT,
83 "Error in Tile Manager initialization!" );
88 globals->set_freeze( false );