aabdd355f0
(i.e. multiloop). Most subsystems currently ignore the parameter, but eventually, it will allow all subsystems to update by time rather than by framerate.
100 lines
2.4 KiB
C++
100 lines
2.4 KiB
C++
// fgfx.hxx -- Sound effect management class
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//
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// Started by David Megginson, October 2001
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// (Reuses some code from main.cxx, probably by Curtis Olson)
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//
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// Copyright (C) 2001 Curtis L. Olson - curt@flightgear.org
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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// $Id$
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#ifndef __FGFX_HXX
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#define __FGFX_HXX 1
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <simgear/compiler.h>
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#include <Main/fgfs.hxx>
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#include <Main/globals.hxx>
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#include "soundmgr.hxx"
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/**
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* Generator for FlightGear sound effects.
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*
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* This module uses FGSoundMgr to generate sound effects based
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* on current flight conditions. The sound manager must be initialized
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* before this object is.
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*/
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class FGFX : public FGSubsystem
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{
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public:
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enum {
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MAX_ENGINES = 2, // TODO: increase later
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MAX_GEAR = 20,
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};
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FGFX ();
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virtual ~FGFX ();
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virtual void init ();
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virtual void bind ();
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virtual void unbind ();
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virtual void update (int dt);
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private:
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void set_playing (const char * soundName, bool state = true);
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double _old_flap_position;
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double _old_gear_position;
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bool _gear_on_ground[MAX_GEAR];
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float _wheel_spin[MAX_GEAR];
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// looped sounds
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FGSimpleSound * _engine[MAX_ENGINES];
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FGSimpleSound * _crank[MAX_ENGINES];
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FGSimpleSound * _wind;
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FGSimpleSound * _stall;
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FGSimpleSound * _rumble;
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// one-off sounds
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FGSimpleSound * _flaps;
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FGSimpleSound * _gear_up;
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FGSimpleSound * _gear_dn;
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FGSimpleSound * _squeal;
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FGSimpleSound * _click;
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// Cached property nodes.
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const SGPropertyNode * _engine_running_prop[MAX_ENGINES];
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const SGPropertyNode * _engine_cranking_prop[MAX_ENGINES];
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const SGPropertyNode * _stall_warning_prop;
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const SGPropertyNode * _vc_prop;
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const SGPropertyNode * _flaps_prop;
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const SGPropertyNode * _gear_prop;
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};
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#endif
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// end of fgfx.hxx
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