// Started by David Megginson, October 2001
// (Reuses some code from main.cxx, probably by Curtis Olson)
//
-// Copyright (C) 2001 Curtis L. Olson - curt@flightgear.org
+// Copyright (C) 2001 Curtis L. Olson - http://www.flightgear.org/~curt
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
-// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// $Id$
#pragma warning (disable: 4786)
#endif
-#include <simgear/debug/logstream.hxx>
-#include <simgear/misc/exception.hxx>
-#ifdef __BORLANDC__
-# define exception c_exception
+#ifdef HAVE_CONFIG_H
+# include <config.h>
#endif
-#include <simgear/misc/sg_path.hxx>
-#include <simgear/props/props.hxx>
-#include <simgear/sound/sound.hxx>
-
-#include <Main/fg_props.hxx>
#include "fg_fx.hxx"
+#include <Main/fg_props.hxx>
-FGFX::FGFX ()
+#include <simgear/props/props.hxx>
+#include <simgear/misc/sg_path.hxx>
+#include <simgear/sound/soundmgr_openal.hxx>
+#include <simgear/sound/xmlsound.hxx>
+
+FGFX::FGFX ( SGSoundMgr *smgr, const string &refname ) :
+ last_pause( false ),
+ last_volume( 0.0 ),
+ _pause( fgGetNode("/sim/sound/pause") ),
+ _volume( fgGetNode("/sim/sound/volume") )
{
+ SGSampleGroup::_smgr = smgr;
+ SGSampleGroup::_refname = refname;
+ SGSampleGroup::_smgr->add(this, refname);
+ _avionics = _smgr->find("avionics", true);
}
+
FGFX::~FGFX ()
{
- _sound.clear();
+ for (unsigned int i = 0; i < _sound.size(); i++ ) {
+ delete _sound[i];
+ }
+ _sound.clear();
}
+
void
FGFX::init()
{
- SGPropertyNode * node = fgGetNode("/sim/sound", true);
- int i;
-
- string path_str = node->getStringValue("path");
- SGPath path( globals->get_fg_root() );
- if (path_str.empty()) {
- SG_LOG(SG_GENERAL, SG_ALERT, "Incorrect path in configuration file.");
- return;
- }
-
- path.append(path_str.c_str());
- SG_LOG(SG_GENERAL, SG_INFO, "Reading sound " << node->getName()
- << " from " << path.str());
-
- SGPropertyNode root;
- try {
- readProperties(path.str(), &root);
- } catch (const sg_exception &e) {
- SG_LOG(SG_GENERAL, SG_ALERT,
- "Incorrect path specified in configuration file");
- return;
- }
-
- node = root.getNode("fx");
- for (i = 0; i < node->nChildren(); i++) {
- Sound *sound = new Sound();
-
- sound->init(globals->get_props(), node->getChild(i),
- globals->get_soundmgr(), globals->get_fg_root());
-
- _sound.push_back(sound);
- }
+ SGPropertyNode *node = fgGetNode("/sim/sound", true);
+
+ string path_str = node->getStringValue("path");
+ SGPath path( globals->get_fg_root() );
+ if (path_str.empty()) {
+ SG_LOG(SG_GENERAL, SG_ALERT, "No path in /sim/sound/path");
+ return;
+ }
+
+ path.append(path_str.c_str());
+ SG_LOG(SG_GENERAL, SG_INFO, "Reading sound " << node->getName()
+ << " from " << path.str());
+
+ SGPropertyNode root;
+ try {
+ readProperties(path.str(), &root);
+ } catch (const sg_exception &) {
+ SG_LOG(SG_GENERAL, SG_ALERT,
+ "Error reading file '" << path.str() << '\'');
+ return;
+ }
+
+ node = root.getNode("fx");
+ if(node) {
+ for (int i = 0; i < node->nChildren(); ++i) {
+ SGXmlSound *sound = new SGXmlSound();
+
+ try {
+ sound->init(globals->get_props(), node->getChild(i), this,
+ _avionics, globals->get_fg_root());
+
+ _sound.push_back(sound);
+ } catch ( sg_exception &e ) {
+ SG_LOG(SG_GENERAL, SG_ALERT, e.getFormattedMessage());
+ delete sound;
+ }
+ }
+ }
}
+
void
FGFX::reinit()
{
- _sound.clear();
- init();
+ _sound.clear();
+ init();
};
-void
-FGFX::bind ()
-{
-}
-
-void
-FGFX::unbind ()
-{
-}
void
FGFX::update (double dt)
{
- if (fgGetBool("/sim/sound/audible")) {
- for (unsigned int i = 0; i < _sound.size(); i++ )
+ bool new_pause = _pause->getBoolValue();
+ if ( new_pause != last_pause ) {
+ if ( new_pause ) {
+ suspend();
+ } else {
+ resume();
+ }
+ last_pause = new_pause;
+ }
+
+ if ( !new_pause ) {
+ double volume = _volume->getDoubleValue();
+ if ( volume != last_volume ) {
+ set_volume( volume );
+ last_volume = volume;
+ }
+
+ // update sound effects if not paused
+ for ( unsigned int i = 0; i < _sound.size(); i++ ) {
_sound[i]->update(dt);
+ }
+
+ SGSampleGroup::update(dt);
}
}