1 // replay.hxx - a system to record and replay FlightGear flights
3 // Written by Curtis Olson, started July 2003.
5 // Copyright (C) 2003 Curtis L. Olson - http://www.flightgear.org/~curt
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
24 #ifndef _FG_REPLAY_HXX
25 #define _FG_REPLAY_HXX 1
31 #include <simgear/compiler.h>
35 #include <simgear/math/sg_types.hxx>
36 #include <simgear/props/props.hxx>
37 #include <simgear/structure/subsystem_mgr.hxx>
41 class FGFlightRecorder;
46 /* more data here, hidden to the outside world */
49 typedef deque < FGReplayData *> replay_list_type;
54 * A recording/replay module for FlightGear flights
58 class FGReplay : public SGSubsystem
67 virtual void reinit();
69 virtual void unbind();
70 virtual void update( double dt );
75 FGReplayData* record(double time);
76 void interpolate(double time, const replay_list_type &list);
77 void replay(double time, FGReplayData* pCurrentFrame, FGReplayData* pOldFrame=NULL);
79 bool replay( double time );
80 double get_start_time();
81 double get_end_time();
86 int last_replay_state;
88 replay_list_type short_term;
89 replay_list_type medium_term;
90 replay_list_type long_term;
91 replay_list_type recycler;
92 SGPropertyNode_ptr disable_replay;
93 SGPropertyNode_ptr replay_master;
94 SGPropertyNode_ptr replay_time;
95 SGPropertyNode_ptr replay_time_str;
96 SGPropertyNode_ptr replay_looped;
97 SGPropertyNode_ptr speed_up;
99 double m_high_res_time; // default: 60 secs of high res data
100 double m_medium_res_time; // default: 10 mins of 1 fps data
101 double m_low_res_time; // default: 1 hr of 10 spf data
102 // short term sample rate is as every frame
103 double m_medium_sample_rate; // medium term sample rate (sec)
104 double m_long_sample_rate; // long term sample rate (sec)
106 FGFlightRecorder* m_pRecorder;
110 #endif // _FG_REPLAY_HXX