1 files changed, 28 insertions, 30 deletions

diff --git a/src/audio/sampman_oal.cpp b/src/audio/sampman_oal.cpp
index e74fac82..a4c92482 100644
--- a/src/audio/sampman_oal.cpp
+++ b/src/audio/sampman_oal.cpp
@@ -94,8 +94,8 @@ int32 nPedSlotSfx    [MAX_PEDSFX];
 int32 nPedSlotSfxAddr[MAX_PEDSFX];
 uint8 nCurrentPedSlot;
 
-CChannel aChannel[MAXCHANNELS+MAX2DCHANNELS];
-uint8 nChannelVolume[MAXCHANNELS+MAX2DCHANNELS];
+CChannel aChannel[NUM_CHANNELS];
+uint8 nChannelVolume[NUM_CHANNELS];
 
 uint32 nStreamLength[TOTAL_STREAMED_SOUNDS];
 ALuint ALStreamSources[MAX_STREAMS][2];
@@ -213,9 +213,8 @@ add_providers()
 static void
 release_existing()
 {
-	for ( int32 i = 0; i < MAXCHANNELS; i++ )
+	for ( int32 i = 0; i < NUM_CHANNELS; i++ )
 		aChannel[i].Term();
-	aChannel[CHANNEL2D].Term();
 	
 	if ( IsFXSupported() )
 	{
@@ -284,7 +283,8 @@ set_new_provider(int index)
 		_maxSamples = MAXCHANNELS;
 		
 		ALCint attr[] = {ALC_FREQUENCY,MAX_FREQ,
-						ALC_MONO_SOURCES, MAX_STREAMS * 2 + MAXCHANNELS,
+						ALC_MONO_SOURCES, MAX_DIGITAL_MIXER_CHANNELS - MAX2DCHANNELS,
+						ALC_STEREO_SOURCES, MAX2DCHANNELS,
 						0,
 						};
 		
@@ -370,8 +370,9 @@ set_new_provider(int index)
 		CChannel::InitChannels();
 
 		for ( int32 i = 0; i < MAXCHANNELS; i++ )
-			aChannel[i].Init(i);
-		aChannel[CHANNEL2D].Init(CHANNEL2D, true);
+			aChannel[i].Init(i); 
+		for ( int32 i = 0; i < MAX2DCHANNELS; i++ )
+			aChannel[MAXCHANNELS+i].Init(MAXCHANNELS+i, true);
 		
 		if ( IsFXSupported() )
 		{
@@ -978,7 +979,7 @@ cSampleManager::Initialise(void)
 	}
 	
 	{
-		for ( int32 i = 0; i < MAXCHANNELS+MAX2DCHANNELS; i++ )
+		for ( int32 i = 0; i < NUM_CHANNELS; i++ )
 			nChannelVolume[i] = 0;
 	}
 	
@@ -1184,7 +1185,7 @@ cSampleManager::UpdateEffectsVolume(void)
 {
 	if ( _bSampmanInitialised )
 	{
-		for ( int32 i = 0; i < MAXCHANNELS+MAX2DCHANNELS; i++ )
+		for ( int32 i = 0; i < NUM_CHANNELS; i++ )
 		{
 			if ( GetChannelUsedFlag(i) )
 			{
@@ -1492,7 +1493,7 @@ bool8 cSampleManager::UpdateReverb(void)
 void
 cSampleManager::SetChannelReverbFlag(uint32 nChannel, bool8 nReverbFlag)
 {
-	ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
+	ASSERT( nChannel < NUM_CHANNELS );
 	
 	if ( usingEAX || _usingEFX )
 	{
@@ -1511,7 +1512,7 @@ cSampleManager::SetChannelReverbFlag(uint32 nChannel, bool8 nReverbFlag)
 bool8
 cSampleManager::InitialiseChannel(uint32 nChannel, uint32 nSfx, uint8 nBank)
 {
-	ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
+	ASSERT( nChannel < NUM_CHANNELS );
 	
 	uintptr addr;
 	
@@ -1552,8 +1553,7 @@ cSampleManager::InitialiseChannel(uint32 nChannel, uint32 nSfx, uint8 nBank)
 void
 cSampleManager::SetChannelEmittingVolume(uint32 nChannel, uint32 nVolume)
 {
-	ASSERT( nChannel != CHANNEL2D );
-	ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
+	ASSERT( nChannel < MAXCHANNELS );
 	
 	uint32 vol = nVolume;
 	if ( vol > MAX_VOLUME ) vol = MAX_VOLUME;
@@ -1574,8 +1574,7 @@ cSampleManager::SetChannelEmittingVolume(uint32 nChannel, uint32 nVolume)
 void
 cSampleManager::SetChannel3DPosition(uint32 nChannel, float fX, float fY, float fZ)
 {
-	ASSERT( nChannel != CHANNEL2D );
-	ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
+	ASSERT( nChannel < MAXCHANNELS );
 	
 	aChannel[nChannel].SetPosition(-fX, fY, fZ);
 }
@@ -1583,18 +1582,17 @@ cSampleManager::SetChannel3DPosition(uint32 nChannel, float fX, float fY, float
 void
 cSampleManager::SetChannel3DDistances(uint32 nChannel, float fMax, float fMin)
 {
-	ASSERT( nChannel != CHANNEL2D );
-	ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
+	ASSERT( nChannel < MAXCHANNELS );
 	aChannel[nChannel].SetDistances(fMax, fMin);
 }
 
 void
 cSampleManager::SetChannelVolume(uint32 nChannel, uint32 nVolume)
 {
-	ASSERT( nChannel == CHANNEL2D );
-	ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
+	ASSERT( nChannel >= MAXCHANNELS );
+	ASSERT( nChannel < NUM_CHANNELS );
 	
-	if ( nChannel == CHANNEL2D )
+	if ( nChannel == CHANNEL_POLICE_RADIO )
 	{
 		uint32 vol = nVolume;
 		if ( vol > MAX_VOLUME ) vol = MAX_VOLUME;
@@ -1616,10 +1614,10 @@ cSampleManager::SetChannelVolume(uint32 nChannel, uint32 nVolume)
 void
 cSampleManager::SetChannelPan(uint32 nChannel, uint32 nPan)
 {
-	ASSERT(nChannel == CHANNEL2D);
-	ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
+	ASSERT( nChannel >= MAXCHANNELS );
+	ASSERT( nChannel < NUM_CHANNELS );
 	
-	if ( nChannel == CHANNEL2D )
+	if ( nChannel == CHANNEL_POLICE_RADIO )
 	{
 		aChannel[nChannel].SetPan(nPan);
 	}
@@ -1628,7 +1626,7 @@ cSampleManager::SetChannelPan(uint32 nChannel, uint32 nPan)
 void
 cSampleManager::SetChannelFrequency(uint32 nChannel, uint32 nFreq)
 {
-	ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
+	ASSERT( nChannel < NUM_CHANNELS );
 	
 	aChannel[nChannel].SetCurrentFreq(nFreq);
 }
@@ -1636,7 +1634,7 @@ cSampleManager::SetChannelFrequency(uint32 nChannel, uint32 nFreq)
 void
 cSampleManager::SetChannelLoopPoints(uint32 nChannel, uint32 nLoopStart, int32 nLoopEnd)
 {
-	ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
+	ASSERT( nChannel < NUM_CHANNELS );
 	
 	aChannel[nChannel].SetLoopPoints(nLoopStart / (DIGITALBITS / 8), nLoopEnd / (DIGITALBITS / 8));
 }
@@ -1644,7 +1642,7 @@ cSampleManager::SetChannelLoopPoints(uint32 nChannel, uint32 nLoopStart, int32 n
 void
 cSampleManager::SetChannelLoopCount(uint32 nChannel, uint32 nLoopCount)
 {
-	ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
+	ASSERT( nChannel < NUM_CHANNELS );
 	
 	aChannel[nChannel].SetLoopCount(nLoopCount);
 }
@@ -1652,7 +1650,7 @@ cSampleManager::SetChannelLoopCount(uint32 nChannel, uint32 nLoopCount)
 bool8
 cSampleManager::GetChannelUsedFlag(uint32 nChannel)
 {
-	ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
+	ASSERT( nChannel < NUM_CHANNELS );
 	
 	return aChannel[nChannel].IsUsed();
 }
@@ -1660,7 +1658,7 @@ cSampleManager::GetChannelUsedFlag(uint32 nChannel)
 void
 cSampleManager::StartChannel(uint32 nChannel)
 {
-	ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
+	ASSERT( nChannel < NUM_CHANNELS );
 	
 	aChannel[nChannel].Start();
 }
@@ -1668,7 +1666,7 @@ cSampleManager::StartChannel(uint32 nChannel)
 void
 cSampleManager::StopChannel(uint32 nChannel)
 {
-	ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
+	ASSERT( nChannel < NUM_CHANNELS );
 	
 	aChannel[nChannel].Stop();
 }
@@ -2007,7 +2005,7 @@ cSampleManager::Service(void)
 			stream->Update();
 	}
 	int refCount = CChannel::channelsThatNeedService;
-	for ( int32 i = 0; refCount && i < MAXCHANNELS+MAX2DCHANNELS; i++ )
+	for ( int32 i = 0; refCount && i < NUM_CHANNELS; i++ )
 	{
 		if ( aChannel[i].Update() )
 			refCount--;