- if ( !sample->is_valid_source() && sample->is_playing() ) {
- //
- // a request to start playing a sound has been filed.
- //
- if ( _smgr->request_buffer(sample) == SGSoundMgr::NO_BUFFER )
- continue;
-
- // start playing the sample
- ALuint buffer = sample->get_buffer();
- ALuint source = _smgr->request_source();
- if (alIsSource(source) == AL_TRUE && alIsBuffer(buffer) == AL_TRUE)
- {
- sample->set_source( source );
-
- alSourcei( source, AL_BUFFER, buffer );
- testForALError("assign buffer to source");
-
- sample->set_source( source );
- update_sample_config( sample );
-
- ALboolean looping = sample->is_looping() ? AL_TRUE : AL_FALSE;
- alSourcei( source, AL_LOOPING, looping );
- alSourcef( source, AL_ROLLOFF_FACTOR, 0.3 );
- alSourcei( source, AL_SOURCE_RELATIVE, AL_FALSE );
- alSourcePlay( source );
- testForALError("sample play");
- } else {
- if (alIsBuffer(buffer) == AL_FALSE)
- SG_LOG( SG_GENERAL, SG_ALERT, "No such buffer!\n");
- // sample->no_valid_source();
- // sadly, no free source available at this time
- }
-
- } else if ( sample->is_valid_source() && sample->has_changed() ) {
- if ( !sample->is_playing() ) {
- // a request to stop playing the sound has been filed.
-
- sample->stop();
- sample->no_valid_source();
- _smgr->release_source( sample->get_source() );
- } else if ( _smgr->has_changed() ) {
- update_sample_config( sample );
- }