Function S_UpdateBackgroundTrack

code/client/snd_dma.cpp:4919–5035

}

static void S_UpdateBackgroundTrack( void )
{
	if (bMusic_IsDynamic)
	{
		if (s_debugdynamic->integer == 2)
		{
			DynamicMusicInfoPrint();
		}

		S_CheckDynamicMusicState();

		if (eMusic_StateActual != eBGRNDTRACK_SILENCE)
		{
			MusicInfo_t *pMusicInfoCurrent = &tMusic_Info[ (eMusic_StateActual == eBGRNDTRACK_FADE)?eBGRNDTRACK_EXPLORE:eMusic_StateActual ];
			MusicInfo_t *pMusicInfoFadeOut = &tMusic_Info[ eBGRNDTRACK_FADE ];

			if ( pMusicInfoCurrent->s_backgroundFile == -1)
			{
				int iRawEnd = s_rawend;
				S_UpdateBackgroundTrack_Actual( pMusicInfoCurrent, qtrue, s_musicVolume->value );

	/*			static int iPrevFrontVol = 0;
				if (iPrevFrontVol != pMusicInfoCurrent->iXFadeVolume)
				{
					iPrevFrontVol  = pMusicInfoCurrent->iXFadeVolume;
					Com_Printf("front vol = %d\n",pMusicInfoCurrent->iXFadeVolume);
				}
	*/
				if (pMusicInfoFadeOut->bActive)
				{
					s_rawend = iRawEnd;
					S_UpdateBackgroundTrack_Actual( pMusicInfoFadeOut, qfalse, s_musicVolume->value );	// inactive-checked internally
	/*
					static int iPrevFadeVol = 0;
					if (iPrevFadeVol != pMusicInfoFadeOut->iXFadeVolume)
					{
						iPrevFadeVol  = pMusicInfoFadeOut->iXFadeVolume;
						Com_Printf("fade vol = %d\n",pMusicInfoFadeOut->iXFadeVolume);
					}
	*/
					//
					// only do this for the fader!...
					//
					if (pMusicInfoFadeOut->iXFadeVolume == 0)
					{
						pMusicInfoFadeOut->bActive = qfalse;
					}
				}

				float fRemainingTimeInSeconds = MP3Stream_GetRemainingTimeInSeconds( &pMusicInfoCurrent->chMP3_Bgrnd.MP3StreamHeader );
				// Com_Printf("Remaining: %3.3f\n",fRemainingTimeInSeconds);

				if ( fRemainingTimeInSeconds < fDYNAMIC_XFADE_SECONDS*2 )
				{
					// now either loop current track, switch if finishing a transition, or stop if finished a death...
					//
					if (pMusicInfoCurrent->bTrackSwitchPending)
					{