last_volume( 0.0 ),
_pause( fgGetNode("/sim/sound/pause") ),
_volume( fgGetNode("/sim/sound/volume") )
{
SGSampleGroup::_smgr = smgr;
last_volume( 0.0 ),
_pause( fgGetNode("/sim/sound/pause") ),
_volume( fgGetNode("/sim/sound/volume") )
{
SGSampleGroup::_smgr = smgr;