aboutsummaryrefslogtreecommitdiffstats
path: root/Alc/ALu.c
diff options
context:
space:
mode:
authorChris Robinson <[email protected]>2014-03-19 13:14:11 -0700
committerChris Robinson <[email protected]>2014-03-19 13:14:11 -0700
commit6ee54fb1f3e050c6f49e5fef379c9b9f80e4683d (patch)
tree6764b47fe9a76728b78bb22233b76e6583cd9aec /Alc/ALu.c
parentd6f7aac1bbc2c51dbe53e30a50275d550a020df6 (diff)
Store some source mixing parameters in the active source struct
Diffstat (limited to 'Alc/ALu.c')
-rw-r--r--Alc/ALu.c149
1 files changed, 76 insertions, 73 deletions
diff --git a/Alc/ALu.c b/Alc/ALu.c
index 6c92bf5d..9ff9fc07 100644
--- a/Alc/ALu.c
+++ b/Alc/ALu.c
@@ -227,7 +227,7 @@ static ALvoid CalcListenerParams(ALlistener *Listener)
aluMatrixVector(Listener->Params.Velocity, 0.0f, Listener->Params.Matrix);
}
-ALvoid CalcNonAttnSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
+ALvoid CalcNonAttnSourceParams(ALactivesource *src, const ALCcontext *ALContext)
{
static const struct ChanMap MonoMap[1] = { { FrontCenter, 0.0f } };
static const struct ChanMap StereoMap[2] = {
@@ -277,6 +277,7 @@ ALvoid CalcNonAttnSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
};
ALCdevice *Device = ALContext->Device;
+ ALsource *ALSource = src->Source;
ALfloat SourceVolume,ListenerGain,MinVolume,MaxVolume;
ALbufferlistitem *BufferListItem;
enum FmtChannels Channels;
@@ -318,14 +319,14 @@ ALvoid CalcNonAttnSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
{
Pitch = Pitch * ALBuffer->Frequency / Frequency;
if(Pitch > 10.0f)
- ALSource->Params.Step = 10<<FRACTIONBITS;
+ src->Step = 10<<FRACTIONBITS;
else
{
- ALSource->Params.Step = fastf2i(Pitch*FRACTIONONE);
- if(ALSource->Params.Step == 0)
- ALSource->Params.Step = 1;
+ src->Step = fastf2i(Pitch*FRACTIONONE);
+ if(src->Step == 0)
+ src->Step = 1;
}
- ALSource->Params.Resample = SelectResampler(Resampler, ALSource->Params.Step);
+ src->Resample = SelectResampler(Resampler, src->Step);
Channels = ALBuffer->FmtChannels;
break;
@@ -333,10 +334,10 @@ ALvoid CalcNonAttnSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
BufferListItem = BufferListItem->next;
}
if(!DirectChannels && Device->Hrtf)
- ALSource->Params.DryMix = SelectHrtfMixer();
+ src->DryMix = SelectHrtfMixer();
else
- ALSource->Params.DryMix = SelectDirectMixer();
- ALSource->Params.WetMix = SelectSendMixer();
+ src->DryMix = SelectDirectMixer();
+ src->WetMix = SelectSendMixer();
/* Calculate gains */
DryGain = clampf(SourceVolume, MinVolume, MaxVolume);
@@ -349,7 +350,7 @@ ALvoid CalcNonAttnSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
WetGainHF[i] = ALSource->Send[i].GainHF;
}
- SrcMatrix = ALSource->Params.Direct.Gains;
+ SrcMatrix = src->Direct.Gains;
for(i = 0;i < MAX_INPUT_CHANNELS;i++)
{
for(c = 0;c < MaxChannels;c++)
@@ -429,12 +430,12 @@ ALvoid CalcNonAttnSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
if(chans[c].channel == LFE)
{
/* Skip LFE */
- ALSource->Params.Direct.Hrtf.Params.Delay[c][0] = 0;
- ALSource->Params.Direct.Hrtf.Params.Delay[c][1] = 0;
+ src->Direct.Hrtf.Params.Delay[c][0] = 0;
+ src->Direct.Hrtf.Params.Delay[c][1] = 0;
for(i = 0;i < HRIR_LENGTH;i++)
{
- ALSource->Params.Direct.Hrtf.Params.Coeffs[c][i][0] = 0.0f;
- ALSource->Params.Direct.Hrtf.Params.Coeffs[c][i][1] = 0.0f;
+ src->Direct.Hrtf.Params.Coeffs[c][i][0] = 0.0f;
+ src->Direct.Hrtf.Params.Coeffs[c][i][1] = 0.0f;
}
}
else
@@ -443,14 +444,14 @@ ALvoid CalcNonAttnSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
* channel. */
GetLerpedHrtfCoeffs(Device->Hrtf,
0.0f, chans[c].angle, DryGain,
- ALSource->Params.Direct.Hrtf.Params.Coeffs[c],
- ALSource->Params.Direct.Hrtf.Params.Delay[c]);
+ src->Direct.Hrtf.Params.Coeffs[c],
+ src->Direct.Hrtf.Params.Delay[c]);
}
}
ALSource->Hrtf.Counter = 0;
- ALSource->Params.Direct.Hrtf.Params.IrSize = GetHrtfIrSize(Device->Hrtf);
+ src->Direct.Hrtf.Params.IrSize = GetHrtfIrSize(Device->Hrtf);
- ALSource->Params.Direct.Hrtf.State = &ALSource->Hrtf;
+ src->Direct.Hrtf.State = &ALSource->Hrtf;
}
else
{
@@ -468,9 +469,9 @@ ALvoid CalcNonAttnSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
}
}
- ALSource->Params.Direct.OutBuffer = Device->DryBuffer;
- ALSource->Params.Direct.ClickRemoval = Device->ClickRemoval;
- ALSource->Params.Direct.PendingClicks = Device->PendingClicks;
+ src->Direct.OutBuffer = Device->DryBuffer;
+ src->Direct.ClickRemoval = Device->ClickRemoval;
+ src->Direct.PendingClicks = Device->PendingClicks;
for(i = 0;i < NumSends;i++)
{
ALeffectslot *Slot = ALSource->Send[i].Slot;
@@ -478,23 +479,23 @@ ALvoid CalcNonAttnSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
Slot = Device->DefaultSlot;
if(!Slot || Slot->EffectType == AL_EFFECT_NULL)
{
- ALSource->Params.Send[i].OutBuffer = NULL;
- ALSource->Params.Send[i].ClickRemoval = NULL;
- ALSource->Params.Send[i].PendingClicks = NULL;
+ src->Send[i].OutBuffer = NULL;
+ src->Send[i].ClickRemoval = NULL;
+ src->Send[i].PendingClicks = NULL;
}
else
{
- ALSource->Params.Send[i].OutBuffer = Slot->WetBuffer;
- ALSource->Params.Send[i].ClickRemoval = Slot->ClickRemoval;
- ALSource->Params.Send[i].PendingClicks = Slot->PendingClicks;
+ src->Send[i].OutBuffer = Slot->WetBuffer;
+ src->Send[i].ClickRemoval = Slot->ClickRemoval;
+ src->Send[i].PendingClicks = Slot->PendingClicks;
}
- ALSource->Params.Send[i].Gain = WetGain[i];
+ src->Send[i].Gain = WetGain[i];
}
{
ALfloat gain = maxf(0.01f, DryGainHF);
for(c = 0;c < num_channels;c++)
- ALfilterState_setParams(&ALSource->Params.Direct.LpFilter[c],
+ ALfilterState_setParams(&src->Direct.LpFilter[c],
ALfilterType_HighShelf, gain,
(ALfloat)LOWPASSFREQREF/Frequency, 0.0f);
}
@@ -502,15 +503,16 @@ ALvoid CalcNonAttnSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
{
ALfloat gain = maxf(0.01f, WetGainHF[i]);
for(c = 0;c < num_channels;c++)
- ALfilterState_setParams(&ALSource->Params.Send[i].LpFilter[c],
+ ALfilterState_setParams(&src->Send[i].LpFilter[c],
ALfilterType_HighShelf, gain,
(ALfloat)LOWPASSFREQREF/Frequency, 0.0f);
}
}
-ALvoid CalcSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
+ALvoid CalcSourceParams(ALactivesource *src, const ALCcontext *ALContext)
{
ALCdevice *Device = ALContext->Device;
+ ALsource *ALSource = src->Source;
ALfloat Velocity[3],Direction[3],Position[3],SourceToListener[3];
ALfloat InnerAngle,OuterAngle,Angle,Distance,ClampedDist;
ALfloat MinVolume,MaxVolume,MinDist,MaxDist,Rolloff;
@@ -578,9 +580,9 @@ ALvoid CalcSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
WetGainHFAuto = ALSource->WetGainHFAuto;
RoomRolloffBase = ALSource->RoomRolloffFactor;
- ALSource->Params.Direct.OutBuffer = Device->DryBuffer;
- ALSource->Params.Direct.ClickRemoval = Device->ClickRemoval;
- ALSource->Params.Direct.PendingClicks = Device->PendingClicks;
+ src->Direct.OutBuffer = Device->DryBuffer;
+ src->Direct.ClickRemoval = Device->ClickRemoval;
+ src->Direct.PendingClicks = Device->PendingClicks;
for(i = 0;i < NumSends;i++)
{
ALeffectslot *Slot = ALSource->Send[i].Slot;
@@ -621,15 +623,15 @@ ALvoid CalcSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
if(!Slot || Slot->EffectType == AL_EFFECT_NULL)
{
- ALSource->Params.Send[i].OutBuffer = NULL;
- ALSource->Params.Send[i].ClickRemoval = NULL;
- ALSource->Params.Send[i].PendingClicks = NULL;
+ src->Send[i].OutBuffer = NULL;
+ src->Send[i].ClickRemoval = NULL;
+ src->Send[i].PendingClicks = NULL;
}
else
{
- ALSource->Params.Send[i].OutBuffer = Slot->WetBuffer;
- ALSource->Params.Send[i].ClickRemoval = Slot->ClickRemoval;
- ALSource->Params.Send[i].PendingClicks = Slot->PendingClicks;
+ src->Send[i].OutBuffer = Slot->WetBuffer;
+ src->Send[i].ClickRemoval = Slot->ClickRemoval;
+ src->Send[i].PendingClicks = Slot->PendingClicks;
}
}
@@ -830,24 +832,24 @@ ALvoid CalcSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
* frequency, and output frequency. */
Pitch = Pitch * ALBuffer->Frequency / Frequency;
if(Pitch > 10.0f)
- ALSource->Params.Step = 10<<FRACTIONBITS;
+ src->Step = 10<<FRACTIONBITS;
else
{
- ALSource->Params.Step = fastf2i(Pitch*FRACTIONONE);
- if(ALSource->Params.Step == 0)
- ALSource->Params.Step = 1;
+ src->Step = fastf2i(Pitch*FRACTIONONE);
+ if(src->Step == 0)
+ src->Step = 1;
}
- ALSource->Params.Resample = SelectResampler(Resampler, ALSource->Params.Step);
+ src->Resample = SelectResampler(Resampler, src->Step);
break;
}
BufferListItem = BufferListItem->next;
}
if(Device->Hrtf)
- ALSource->Params.DryMix = SelectHrtfMixer();
+ src->DryMix = SelectHrtfMixer();
else
- ALSource->Params.DryMix = SelectDirectMixer();
- ALSource->Params.WetMix = SelectSendMixer();
+ src->DryMix = SelectDirectMixer();
+ src->WetMix = SelectSendMixer();
if(Device->Hrtf)
{
@@ -873,8 +875,8 @@ ALvoid CalcSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
if(ALSource->Hrtf.Moving)
{
/* Calculate the normalized HRTF transition factor (delta). */
- delta = CalcHrtfDelta(ALSource->Params.Direct.Hrtf.Params.Gain, DryGain,
- ALSource->Params.Direct.Hrtf.Params.Dir, Position);
+ delta = CalcHrtfDelta(src->Direct.Hrtf.Params.Gain, DryGain,
+ src->Direct.Hrtf.Params.Dir, Position);
/* If the delta is large enough, get the moving HRIR target
* coefficients, target delays, steppping values, and counter. */
if(delta > 0.001f)
@@ -882,36 +884,36 @@ ALvoid CalcSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
ALSource->Hrtf.Counter = GetMovingHrtfCoeffs(Device->Hrtf,
ev, az, DryGain, delta,
ALSource->Hrtf.Counter,
- ALSource->Params.Direct.Hrtf.Params.Coeffs[0],
- ALSource->Params.Direct.Hrtf.Params.Delay[0],
- ALSource->Params.Direct.Hrtf.Params.CoeffStep,
- ALSource->Params.Direct.Hrtf.Params.DelayStep);
- ALSource->Params.Direct.Hrtf.Params.Gain = DryGain;
- ALSource->Params.Direct.Hrtf.Params.Dir[0] = Position[0];
- ALSource->Params.Direct.Hrtf.Params.Dir[1] = Position[1];
- ALSource->Params.Direct.Hrtf.Params.Dir[2] = Position[2];
+ src->Direct.Hrtf.Params.Coeffs[0],
+ src->Direct.Hrtf.Params.Delay[0],
+ src->Direct.Hrtf.Params.CoeffStep,
+ src->Direct.Hrtf.Params.DelayStep);
+ src->Direct.Hrtf.Params.Gain = DryGain;
+ src->Direct.Hrtf.Params.Dir[0] = Position[0];
+ src->Direct.Hrtf.Params.Dir[1] = Position[1];
+ src->Direct.Hrtf.Params.Dir[2] = Position[2];
}
}
else
{
/* Get the initial (static) HRIR coefficients and delays. */
GetLerpedHrtfCoeffs(Device->Hrtf, ev, az, DryGain,
- ALSource->Params.Direct.Hrtf.Params.Coeffs[0],
- ALSource->Params.Direct.Hrtf.Params.Delay[0]);
+ src->Direct.Hrtf.Params.Coeffs[0],
+ src->Direct.Hrtf.Params.Delay[0]);
ALSource->Hrtf.Counter = 0;
ALSource->Hrtf.Moving = AL_TRUE;
- ALSource->Params.Direct.Hrtf.Params.Gain = DryGain;
- ALSource->Params.Direct.Hrtf.Params.Dir[0] = Position[0];
- ALSource->Params.Direct.Hrtf.Params.Dir[1] = Position[1];
- ALSource->Params.Direct.Hrtf.Params.Dir[2] = Position[2];
+ src->Direct.Hrtf.Params.Gain = DryGain;
+ src->Direct.Hrtf.Params.Dir[0] = Position[0];
+ src->Direct.Hrtf.Params.Dir[1] = Position[1];
+ src->Direct.Hrtf.Params.Dir[2] = Position[2];
}
- ALSource->Params.Direct.Hrtf.Params.IrSize = GetHrtfIrSize(Device->Hrtf);
+ src->Direct.Hrtf.Params.IrSize = GetHrtfIrSize(Device->Hrtf);
- ALSource->Params.Direct.Hrtf.State = &ALSource->Hrtf;
+ src->Direct.Hrtf.State = &ALSource->Hrtf;
}
else
{
- ALfloat (*Matrix)[MaxChannels] = ALSource->Params.Direct.Gains;
+ ALfloat (*Matrix)[MaxChannels] = src->Direct.Gains;
ALfloat DirGain = 0.0f;
ALfloat AmbientGain;
@@ -944,19 +946,19 @@ ALvoid CalcSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
}
}
for(i = 0;i < NumSends;i++)
- ALSource->Params.Send[i].Gain = WetGain[i];
+ src->Send[i].Gain = WetGain[i];
{
ALfloat gain = maxf(0.01f, DryGainHF);
- ALfilterState_setParams(&ALSource->Params.Direct.LpFilter[0],
+ ALfilterState_setParams(&src->Direct.LpFilter[0],
ALfilterType_HighShelf, gain,
(ALfloat)LOWPASSFREQREF/Frequency, 0.0f);
}
for(i = 0;i < NumSends;i++)
{
ALfloat gain = maxf(0.01f, WetGainHF[i]);
- ALfilterState_setParams(&ALSource->Params.Send[i].LpFilter[0],
+ ALfilterState_setParams(&src->Send[i].LpFilter[0],
ALfilterType_HighShelf, gain,
(ALfloat)LOWPASSFREQREF/Frequency, 0.0f);
}
@@ -1060,7 +1062,7 @@ ALvoid aluMixData(ALCdevice *device, ALvoid *buffer, ALsizei size)
{
ALsource *source = (*src)->Source;
- if(source->state != AL_PLAYING)
+ if(source->state != AL_PLAYING && source->state != AL_PAUSED)
{
ALactivesource *temp = *(--src_end);
*src_end = *src;
@@ -1071,9 +1073,10 @@ ALvoid aluMixData(ALCdevice *device, ALvoid *buffer, ALsizei size)
if(!DeferUpdates && (ExchangeInt(&source->NeedsUpdate, AL_FALSE) ||
UpdateSources))
- ALsource_Update(source, ctx);
+ (*src)->Update(*src, ctx);
- MixSource(source, device, SamplesToDo);
+ if(source->state != AL_PAUSED)
+ MixSource(*src, device, SamplesToDo);
src++;
}