summaryrefslogtreecommitdiffstats
path: root/src/audio
diff options
context:
space:
mode:
Diffstat (limited to 'src/audio')
-rw-r--r--src/audio/oal/channel.cpp134
-rw-r--r--src/audio/oal/channel.h18
-rw-r--r--src/audio/sampman.h6
-rw-r--r--src/audio/sampman_oal.cpp117
4 files changed, 96 insertions, 179 deletions
diff --git a/src/audio/oal/channel.cpp b/src/audio/oal/channel.cpp
index 731e3581..673a4aed 100644
--- a/src/audio/oal/channel.cpp
+++ b/src/audio/oal/channel.cpp
@@ -10,17 +10,49 @@
extern bool IsFXSupported();
+ALuint alSources[MAXCHANNELS+MAX2DCHANNELS];
+ALuint alFilters[MAXCHANNELS+MAX2DCHANNELS];
+ALuint alBuffers[MAXCHANNELS+MAX2DCHANNELS];
+bool bChannelsCreated = false;
+
+void
+CChannel::InitChannels()
+{
+ alGenSources(MAXCHANNELS+MAX2DCHANNELS, alSources);
+ alGenBuffers(MAXCHANNELS+MAX2DCHANNELS, alBuffers);
+ if (IsFXSupported())
+ alGenFilters(MAXCHANNELS + MAX2DCHANNELS, alFilters);
+ bChannelsCreated = true;
+}
+
+void
+CChannel::DestroyChannels()
+{
+ if (bChannelsCreated)
+ {
+ alDeleteSources(MAXCHANNELS + MAX2DCHANNELS, alSources);
+ memset(alSources, 0, sizeof(alSources));
+ alDeleteBuffers(MAXCHANNELS + MAX2DCHANNELS, alBuffers);
+ memset(alBuffers, 0, sizeof(alBuffers));
+ if (IsFXSupported())
+ {
+ alDeleteFilters(MAXCHANNELS + MAX2DCHANNELS, alFilters);
+ memset(alFilters, 0, sizeof(alFilters));
+ }
+ bChannelsCreated = false;
+ }
+}
+
+
CChannel::CChannel()
{
- alSource = AL_NONE;
- alFilter = AL_FILTER_NULL;
+ Data = nil;
+ DataSize = 0;
SetDefault();
}
void CChannel::SetDefault()
{
- alBuffer = AL_NONE;
-
Pitch = 1.0f;
Gain = 1.0f;
Mix = 0.0f;
@@ -39,25 +71,19 @@ void CChannel::Reset()
SetDefault();
}
-void CChannel::Init(bool Is2D)
+void CChannel::Init(uint32 _id, bool Is2D)
{
- ASSERT(!HasSource());
- alGenSources(1, &alSource);
+ id = _id;
if ( HasSource() )
{
- alSourcei(alSource, AL_SOURCE_RELATIVE, AL_TRUE);
+ alSourcei(alSources[id], AL_SOURCE_RELATIVE, AL_TRUE);
if ( IsFXSupported() )
- alSource3i(alSource, AL_AUXILIARY_SEND_FILTER, AL_EFFECTSLOT_NULL, 0, AL_FILTER_NULL);
+ alSource3i(alSources[id], AL_AUXILIARY_SEND_FILTER, AL_EFFECTSLOT_NULL, 0, AL_FILTER_NULL);
if ( Is2D )
{
- alSource3f(alSource, AL_POSITION, 0.0f, 0.0f, 0.0f);
- alSourcef (alSource, AL_GAIN, 1.0f);
- }
- else
- {
- if ( IsFXSupported() )
- alGenFilters(1,&alFilter);
+ alSource3f(alSources[id], AL_POSITION, 0.0f, 0.0f, 0.0f);
+ alSourcef(alSources[id], AL_GAIN, 1.0f);
}
}
}
@@ -69,39 +95,34 @@ void CChannel::Term()
{
if ( IsFXSupported() )
{
- alSource3i(alSource, AL_AUXILIARY_SEND_FILTER, AL_EFFECTSLOT_NULL, 0, AL_FILTER_NULL);
-
- if(alFilter != AL_FILTER_NULL)
- alDeleteFilters(1,&alFilter);
+ alSource3i(alSources[id], AL_AUXILIARY_SEND_FILTER, AL_EFFECTSLOT_NULL, 0, AL_FILTER_NULL);
}
-
- alDeleteSources(1, &alSource);
}
- alSource = AL_NONE;
- alFilter = AL_FILTER_NULL;
}
void CChannel::Start()
{
if ( !HasSource() ) return;
-
+ if ( !Data ) return;
+
+ alBufferData(alBuffers[id], AL_FORMAT_MONO16, Data, DataSize, Frequency);
if ( LoopPoints[0] != 0 && LoopPoints[0] != -1 )
- alBufferiv(alBuffer, AL_LOOP_POINTS_SOFT, LoopPoints);
- alSourcei (alSource, AL_BUFFER, alBuffer);
- alSourcePlay(alSource);
+ alBufferiv(alBuffers[id], AL_LOOP_POINTS_SOFT, LoopPoints);
+ alSourcei(alSources[id], AL_BUFFER, alBuffers[id]);
+ alSourcePlay(alSources[id]);
}
void CChannel::Stop()
{
if ( HasSource() )
- alSourceStop(alSource);
+ alSourceStop(alSources[id]);
Reset();
}
bool CChannel::HasSource()
{
- return alSource != AL_NONE;
+ return alSources[id] != AL_NONE;
}
bool CChannel::IsUsed()
@@ -109,7 +130,7 @@ bool CChannel::IsUsed()
if ( HasSource() )
{
ALint sourceState;
- alGetSourcei(alSource, AL_SOURCE_STATE, &sourceState);
+ alGetSourcei(alSources[id], AL_SOURCE_STATE, &sourceState);
return sourceState == AL_PLAYING;
}
return false;
@@ -118,27 +139,24 @@ bool CChannel::IsUsed()
void CChannel::SetPitch(float pitch)
{
if ( !HasSource() ) return;
- alSourcef(alSource, AL_PITCH, pitch);
+ alSourcef(alSources[id], AL_PITCH, pitch);
}
void CChannel::SetGain(float gain)
{
if ( !HasSource() ) return;
- alSourcef(alSource, AL_GAIN, gain);
+ alSourcef(alSources[id], AL_GAIN, gain);
}
void CChannel::SetVolume(int32 vol)
{
SetGain(ALfloat(vol) / MAX_VOLUME);
}
-
-void CChannel::SetSampleID(uint32 nSfx)
-{
- Sample = nSfx;
-}
-
-void CChannel::SetFreq(int32 freq)
+
+void CChannel::SetSampleData(void *_data, size_t _DataSize, int32 freq)
{
+ Data = _data;
+ DataSize = _DataSize;
Frequency = freq;
}
@@ -150,7 +168,7 @@ void CChannel::SetCurrentFreq(uint32 freq)
void CChannel::SetLoopCount(int32 loopCount) // fake. TODO:
{
if ( !HasSource() ) return;
- alSourcei(alSource, AL_LOOPING, loopCount == 1 ? AL_FALSE : AL_TRUE);
+ alSourcei(alSources[id], AL_LOOPING, loopCount == 1 ? AL_FALSE : AL_TRUE);
}
void CChannel::SetLoopPoints(ALint start, ALint end)
@@ -162,53 +180,49 @@ void CChannel::SetLoopPoints(ALint start, ALint end)
void CChannel::SetPosition(float x, float y, float z)
{
if ( !HasSource() ) return;
- alSource3f(alSource, AL_POSITION, x, y, z);
+ alSource3f(alSources[id], AL_POSITION, x, y, z);
}
void CChannel::SetDistances(float max, float min)
{
if ( !HasSource() ) return;
- alSourcef (alSource, AL_MAX_DISTANCE, max);
- alSourcef (alSource, AL_REFERENCE_DISTANCE, min);
- alSourcef (alSource, AL_MAX_GAIN, 1.0f);
- alSourcef (alSource, AL_ROLLOFF_FACTOR, 1.0f);
+ alSourcef (alSources[id], AL_MAX_DISTANCE, max);
+ alSourcef (alSources[id], AL_REFERENCE_DISTANCE, min);
+ alSourcef (alSources[id], AL_MAX_GAIN, 1.0f);
+ alSourcef (alSources[id], AL_ROLLOFF_FACTOR, 1.0f);
}
-void CChannel::SetPan(uint32 pan)
+void CChannel::SetPan(int32 pan)
{
SetPosition((pan-63)/64.0f, 0.0f, Sqrt(1.0f-SQR((pan-63)/64.0f)));
}
-void CChannel::SetBuffer(ALuint buffer)
-{
- alBuffer = buffer;
-}
-
void CChannel::ClearBuffer()
{
if ( !HasSource() ) return;
- SetBuffer(AL_NONE);
- alSourcei(alSource, AL_BUFFER, AL_NONE);
+ alSourcei(alSources[id], AL_BUFFER, AL_NONE);
+ Data = nil;
+ DataSize = 0;
}
void CChannel::SetReverbMix(ALuint slot, float mix)
{
if ( !IsFXSupported() ) return;
if ( !HasSource() ) return;
- if ( alFilter == AL_FILTER_NULL ) return;
+ if ( alFilters[id] == AL_FILTER_NULL ) return;
Mix = mix;
- EAX3_SetReverbMix(alFilter, mix);
- alSource3i(alSource, AL_AUXILIARY_SEND_FILTER, slot, 0, alFilter);
+ EAX3_SetReverbMix(alFilters[id], mix);
+ alSource3i(alSources[id], AL_AUXILIARY_SEND_FILTER, slot, 0, alFilters[id]);
}
void CChannel::UpdateReverb(ALuint slot)
{
if ( !IsFXSupported() ) return;
if ( !HasSource() ) return;
- if ( alFilter == AL_FILTER_NULL ) return;
- EAX3_SetReverbMix(alFilter, Mix);
- alSource3i(alSource, AL_AUXILIARY_SEND_FILTER, slot, 0, alFilter);
+ if ( alFilters[id] == AL_FILTER_NULL ) return;
+ EAX3_SetReverbMix(alFilters[id], Mix);
+ alSource3i(alSources[id], AL_AUXILIARY_SEND_FILTER, slot, 0, alFilters[id]);
}
#endif
diff --git a/src/audio/oal/channel.h b/src/audio/oal/channel.h
index 0c86bdc6..81817a32 100644
--- a/src/audio/oal/channel.h
+++ b/src/audio/oal/channel.h
@@ -9,22 +9,24 @@
class CChannel
{
- ALuint alSource;
- ALuint alFilter;
- ALuint alBuffer;
+ uint32 id;
float Pitch, Gain;
float Mix;
+ void *Data;
+ size_t DataSize;
int32 Frequency;
float Position[3];
float Distances[2];
int32 LoopCount;
ALint LoopPoints[2];
- uint32 Sample;
public:
+ static void InitChannels();
+ static void DestroyChannels();
+
CChannel();
void SetDefault();
void Reset();
- void Init(bool Is2D = false);
+ void Init(uint32 _id, bool Is2D = false);
void Term();
void Start();
void Stop();
@@ -33,15 +35,13 @@ public:
void SetPitch(float pitch);
void SetGain(float gain);
void SetVolume(int32 vol);
- void SetSampleID(uint32 nSfx);
- void SetFreq(int32 freq);
+ void SetSampleData(void *_data, size_t _DataSize, int32 freq);
void SetCurrentFreq(uint32 freq);
void SetLoopCount(int32 loopCount); // fake
void SetLoopPoints(ALint start, ALint end);
void SetPosition(float x, float y, float z);
void SetDistances(float max, float min);
- void SetPan(uint32 pan);
- void SetBuffer(ALuint buffer);
+ void SetPan(int32 pan);
void ClearBuffer();
void SetReverbMix(ALuint slot, float mix);
void UpdateReverb(ALuint slot);
diff --git a/src/audio/sampman.h b/src/audio/sampman.h
index aec61144..2284d385 100644
--- a/src/audio/sampman.h
+++ b/src/audio/sampman.h
@@ -153,11 +153,7 @@ public:
bool Initialise(void);
void Terminate (void);
-
-#ifdef AUDIO_OAL
- void UpdateSoundBuffers(void);
-#endif
-
+
bool CheckForAnAudioFileOnCD(void);
char GetCDAudioDriveLetter (void);
diff --git a/src/audio/sampman_oal.cpp b/src/audio/sampman_oal.cpp
index ad6961b0..eec5ca5f 100644
--- a/src/audio/sampman_oal.cpp
+++ b/src/audio/sampman_oal.cpp
@@ -98,58 +98,12 @@ int32 nPedSlotSfx [MAX_PEDSFX];
int32 nPedSlotSfxAddr[MAX_PEDSFX];
uint8 nCurrentPedSlot;
-ALuint pedBuffers[MAX_PEDSFX];
-
CChannel aChannel[MAXCHANNELS+MAX2DCHANNELS];
uint8 nChannelVolume[MAXCHANNELS+MAX2DCHANNELS];
uint32 nStreamLength[TOTAL_STREAMED_SOUNDS];
ALuint ALStreamSources[MAX_STREAMS];
ALuint ALStreamBuffers[MAX_STREAMS][NUM_STREAMBUFFERS];
-struct
-{
- ALuint buffer;
- ALint timer;
-
- bool IsEmpty() { return buffer == 0; }
- void Set(ALuint buf) { buffer = buf; }
- void Wait() { timer = 10000; }
- void Init()
- {
- buffer = 0;
- timer = 0;
- }
- void Term()
- {
- if (buffer != 0 && alIsBuffer(buffer)) {
- alDeleteBuffers(1, &buffer);
- assert(alGetError() == AL_NO_ERROR);
- }
- timer = 0;
- buffer = 0;
- }
- void Update()
- {
- if ( !(timer > 0) ) return;
- timer -= ALint(CTimer::GetTimeStepInMilliseconds());
- if ( timer > 0 ) return;
- timer = 0;
- if ( buffer != 0 )
- {
- if (!alIsBuffer(buffer))
- {
- buffer = 0;
- return;
- }
- alDeleteBuffers(1, &buffer);
- ALenum error = alGetError();
- if (error != AL_NO_ERROR)
- timer = 10000;
- else
- buffer = 0;
- }
- }
-}ALBuffers[SAMPLEBANK_MAX];
struct tMP3Entry
{
@@ -295,12 +249,7 @@ release_existing()
alDeleteBuffers(NUM_STREAMBUFFERS, ALStreamBuffers[i]);
}
- alDeleteBuffers(MAX_PEDSFX, pedBuffers);
-
- for ( int32 i = 0; i < SAMPLEBANK_MAX; i++ )
- {
- ALBuffers[i].Term();
- }
+ CChannel::DestroyChannels();
if ( ALContext )
{
@@ -381,13 +330,6 @@ set_new_provider(int index)
stream->ProviderInit();
}
- for ( int32 i = 0; i < SAMPLEBANK_MAX; i++ )
- {
- ALBuffers[i].Init();
- }
-
- alGenBuffers(MAX_PEDSFX, pedBuffers);
-
usingEAX = 0;
usingEAX3 = 0;
_usingEFX = false;
@@ -419,10 +361,12 @@ set_new_provider(int index)
}
//SampleManager.SetSpeakerConfig(speaker_type);
-
+
+ CChannel::InitChannels();
+
for ( int32 i = 0; i < MAXCHANNELS; i++ )
- aChannel[i].Init();
- aChannel[CHANNEL2D].Init(true);
+ aChannel[i].Init(i);
+ aChannel[CHANNEL2D].Init(CHANNEL2D, true);
if ( IsFXSupported() )
{
@@ -1166,7 +1110,7 @@ cSampleManager::Terminate(void)
_DeleteMP3Entries();
CStream::Terminate();
-
+
if ( nSampleBankMemoryStartAddress[SFX_BANK_0] != 0 )
{
free((void *)nSampleBankMemoryStartAddress[SFX_BANK_0]);
@@ -1182,15 +1126,6 @@ cSampleManager::Terminate(void)
_bSampmanInitialised = false;
}
-void
-cSampleManager::UpdateSoundBuffers(void)
-{
- for ( int32 i = 0; i < SAMPLEBANK_MAX; i++ )
- {
- ALBuffers[i].Update();
- }
-}
-
bool cSampleManager::CheckForAnAudioFileOnCD(void)
{
return true;
@@ -1399,13 +1334,7 @@ cSampleManager::LoadPedComment(uint32 nComment)
#endif
nPedSlotSfx[nCurrentPedSlot] = nComment;
-
- alBufferData(pedBuffers[nCurrentPedSlot],
- AL_FORMAT_MONO16,
- (void *)(nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] + PED_BLOCKSIZE*nCurrentPedSlot),
- m_aSamples[nComment].nSize,
- m_aSamples[nComment].nFrequency);
-
+
if ( ++nCurrentPedSlot >= MAX_PEDSFX )
nCurrentPedSlot = 0;
@@ -1541,25 +1470,14 @@ cSampleManager::InitialiseChannel(uint32 nChannel, uint32 nSfx, uint8 nBank)
{
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
- ALuint buffer;
+ uintptr addr;
if ( nSfx < SAMPLEBANK_MAX )
{
if ( !IsSampleBankLoaded(nBank) )
return false;
- uintptr addr = nSampleBankMemoryStartAddress[nBank] + m_aSamples[nSfx].nOffset - m_aSamples[BankStartOffset[nBank]].nOffset;
-
- if ( ALBuffers[nSfx].IsEmpty() )
- {
- ALuint buf;
- alGenBuffers(1, &buf);
- alBufferData(buf, AL_FORMAT_MONO16, (void *)addr, m_aSamples[nSfx].nSize, m_aSamples[nSfx].nFrequency);
- ALBuffers[nSfx].Set(buf);
- }
- ALBuffers[nSfx].Wait();
-
- buffer = ALBuffers[nSfx].buffer;
+ addr = nSampleBankMemoryStartAddress[nBank] + m_aSamples[nSfx].nOffset - m_aSamples[BankStartOffset[nBank]].nOffset;
}
else
{
@@ -1567,14 +1485,7 @@ cSampleManager::InitialiseChannel(uint32 nChannel, uint32 nSfx, uint8 nBank)
return false;
int32 slot = _GetPedCommentSlot(nSfx);
-
- buffer = pedBuffers[slot];
- }
-
- if ( buffer == 0 )
- {
- TRACE("No buffer to play id %d", nSfx);
- return false;
+ addr = (nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] + PED_BLOCKSIZE * slot);
}
if ( GetChannelUsedFlag(nChannel) )
@@ -1586,10 +1497,8 @@ cSampleManager::InitialiseChannel(uint32 nChannel, uint32 nSfx, uint8 nBank)
aChannel[nChannel].Reset();
if ( aChannel[nChannel].HasSource() )
{
- aChannel[nChannel].SetSampleID (nSfx);
- aChannel[nChannel].SetFreq (m_aSamples[nSfx].nFrequency);
+ aChannel[nChannel].SetSampleData ((void*)addr, m_aSamples[nSfx].nSize, m_aSamples[nSfx].nFrequency);
aChannel[nChannel].SetLoopPoints (0, -1);
- aChannel[nChannel].SetBuffer (buffer);
aChannel[nChannel].SetPitch (1.0f);
return true;
}
@@ -2040,8 +1949,6 @@ cSampleManager::Service(void)
if ( stream )
stream->Update();
}
-
- UpdateSoundBuffers();
}
bool
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 10:33:47 +0100