Combine the mono and multi-channel mixer templates
This commit is contained in:
Chris Robinson
parent
e2850df07e
commit
db7ca2c7ca
365
Alc/mixer.c
365
Alc/mixer.c
@ -70,171 +70,12 @@ static __inline ALdouble cubic8(const ALubyte *vals, ALint step, ALint frac)
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#define UNLIKELY(x) (x)
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#endif
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#define DECL_TEMPLATE(T, sampler) \
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void Mix_Hrtf_##T##_1_##sampler(ALsource *Source, ALCdevice *Device, \
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const T *RESTRICT data, ALuint *DataPosInt, ALuint *DataPosFrac, \
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ALuint OutPos, ALuint SamplesToDo, ALuint BufferSize) \
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{ \
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ALfloat (*RESTRICT DryBuffer)[MAXCHANNELS]; \
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ALfloat *RESTRICT ClickRemoval, *RESTRICT PendingClicks; \
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ALuint pos, frac; \
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ALfloat (*RESTRICT HrtfCoeffs)[2]; \
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ALfloat *RESTRICT HrtfHistory; \
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ALuint HrtfOffset; \
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FILTER *DryFilter; \
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ALuint BufferIdx; \
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ALuint increment; \
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ALuint out, c; \
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ALfloat value; \
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\
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increment = Source->Params.Step; \
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\
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DryBuffer = Device->DryBuffer; \
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ClickRemoval = Device->ClickRemoval; \
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PendingClicks = Device->PendingClicks; \
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DryFilter = &Source->Params.iirFilter; \
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\
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HrtfCoeffs = Source->Params.HrtfCoeffs[0]; \
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HrtfHistory = Source->HrtfHistory[0]; \
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HrtfOffset = Source->HrtfOffset + OutPos; \
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\
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pos = 0; \
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frac = *DataPosFrac; \
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\
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if(LIKELY(OutPos == 0)) \
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{ \
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value = sampler(data+pos, 1, frac); \
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value = lpFilter2PC(DryFilter, 0, value); \
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\
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HrtfHistory[HrtfOffset&HRTF_LENGTH_MASK] = value; \
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for(c = 0;c < HRTF_LENGTH;c++) \
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{ \
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ClickRemoval[FRONT_LEFT] -= \
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HrtfHistory[(HrtfOffset-c)&HRTF_LENGTH_MASK] * \
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HrtfCoeffs[c][0]; \
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ClickRemoval[FRONT_RIGHT] -= \
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HrtfHistory[(HrtfOffset-c)&HRTF_LENGTH_MASK] * \
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HrtfCoeffs[c][1]; \
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} \
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} \
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for(BufferIdx = 0;BufferIdx < BufferSize;BufferIdx++) \
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{ \
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/* First order interpolator */ \
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value = sampler(data+pos, 1, frac); \
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value = lpFilter2P(DryFilter, 0, value); \
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\
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/* Direct path final mix buffer and panning */ \
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HrtfHistory[HrtfOffset&HRTF_LENGTH_MASK] = value; \
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for(c = 0;c < HRTF_LENGTH;c++) \
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{ \
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DryBuffer[OutPos][FRONT_LEFT] += \
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HrtfHistory[(HrtfOffset-c)&HRTF_LENGTH_MASK] * \
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HrtfCoeffs[c][0]; \
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DryBuffer[OutPos][FRONT_RIGHT] += \
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HrtfHistory[(HrtfOffset-c)&HRTF_LENGTH_MASK] * \
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HrtfCoeffs[c][1]; \
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} \
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HrtfOffset++; \
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\
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frac += increment; \
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pos += frac>>FRACTIONBITS; \
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frac &= FRACTIONMASK; \
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OutPos++; \
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} \
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if(LIKELY(OutPos == SamplesToDo)) \
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{ \
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value = sampler(data+pos, 1, frac); \
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value = lpFilter2PC(DryFilter, 0, value); \
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\
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HrtfHistory[HrtfOffset&HRTF_LENGTH_MASK] = value; \
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for(c = 0;c < HRTF_LENGTH;c++) \
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{ \
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PendingClicks[FRONT_LEFT] += \
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HrtfHistory[(HrtfOffset-c)&HRTF_LENGTH_MASK] * \
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HrtfCoeffs[c][0]; \
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PendingClicks[FRONT_RIGHT] += \
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HrtfHistory[(HrtfOffset-c)&HRTF_LENGTH_MASK] * \
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HrtfCoeffs[c][1]; \
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} \
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} \
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\
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for(out = 0;out < Device->NumAuxSends;out++) \
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{ \
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ALfloat WetSend; \
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ALfloat *RESTRICT WetBuffer; \
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ALfloat *RESTRICT WetClickRemoval; \
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ALfloat *RESTRICT WetPendingClicks; \
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FILTER *WetFilter; \
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\
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if(!Source->Send[out].Slot || \
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Source->Send[out].Slot->effect.type == AL_EFFECT_NULL) \
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continue; \
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\
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WetBuffer = Source->Send[out].Slot->WetBuffer; \
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WetClickRemoval = Source->Send[out].Slot->ClickRemoval; \
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WetPendingClicks = Source->Send[out].Slot->PendingClicks; \
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WetFilter = &Source->Params.Send[out].iirFilter; \
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WetSend = Source->Params.Send[out].WetGain; \
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\
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pos = 0; \
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frac = *DataPosFrac; \
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OutPos -= BufferSize; \
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\
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if(LIKELY(OutPos == 0)) \
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{ \
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value = sampler(data+pos, 1, frac); \
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value = lpFilter1PC(WetFilter, 0, value); \
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\
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WetClickRemoval[0] -= value*WetSend; \
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} \
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for(BufferIdx = 0;BufferIdx < BufferSize;BufferIdx++) \
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{ \
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/* First order interpolator */ \
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value = sampler(data+pos, 1, frac); \
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value = lpFilter1P(WetFilter, 0, value); \
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\
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/* Room path final mix buffer and panning */ \
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WetBuffer[OutPos] += value*WetSend; \
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\
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frac += increment; \
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pos += frac>>FRACTIONBITS; \
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frac &= FRACTIONMASK; \
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OutPos++; \
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} \
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if(LIKELY(OutPos == SamplesToDo)) \
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{ \
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value = sampler(data+pos, 1, frac); \
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value = lpFilter1PC(WetFilter, 0, value); \
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\
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WetPendingClicks[0] += value*WetSend; \
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} \
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} \
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*DataPosInt += pos; \
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*DataPosFrac = frac; \
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}
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DECL_TEMPLATE(ALfloat, point32)
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DECL_TEMPLATE(ALfloat, lerp32)
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DECL_TEMPLATE(ALfloat, cubic32)
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DECL_TEMPLATE(ALshort, point16)
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DECL_TEMPLATE(ALshort, lerp16)
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DECL_TEMPLATE(ALshort, cubic16)
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DECL_TEMPLATE(ALubyte, point8)
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DECL_TEMPLATE(ALubyte, lerp8)
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DECL_TEMPLATE(ALubyte, cubic8)
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#undef DECL_TEMPLATE
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#define DECL_TEMPLATE(T, chnct, sampler) \
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static void Mix_Hrtf_##T##_##chnct##_##sampler( \
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ALsource *Source, ALCdevice *Device, \
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const T *RESTRICT data, ALuint *DataPosInt, ALuint *DataPosFrac, \
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ALuint OutPos, ALuint SamplesToDo, ALuint BufferSize) \
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{ \
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const ALuint Channels = chnct; \
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const ALfloat scaler = 1.0f/chnct; \
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ALfloat (*RESTRICT DryBuffer)[MAXCHANNELS]; \
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ALfloat *RESTRICT ClickRemoval, *RESTRICT PendingClicks; \
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@ -264,9 +105,9 @@ static void Mix_Hrtf_##T##_##chnct##_##sampler( \
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\
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if(LIKELY(OutPos == 0)) \
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{ \
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for(i = 0;i < Channels;i++) \
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for(i = 0;i < chnct;i++) \
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{ \
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value = sampler(data + pos*Channels + i, Channels, frac); \
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value = sampler(data + pos*chnct + i, chnct, frac); \
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value = lpFilter2PC(DryFilter, i*2, value); \
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\
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HrtfHistory[i][HrtfOffset&HRTF_LENGTH_MASK] = value; \
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@ -283,9 +124,9 @@ static void Mix_Hrtf_##T##_##chnct##_##sampler( \
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} \
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for(BufferIdx = 0;BufferIdx < BufferSize;BufferIdx++) \
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{ \
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for(i = 0;i < Channels;i++) \
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for(i = 0;i < chnct;i++) \
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{ \
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value = sampler(data + pos*Channels + i, Channels, frac); \
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value = sampler(data + pos*chnct + i, chnct, frac); \
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value = lpFilter2P(DryFilter, i*2, value); \
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\
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HrtfHistory[i][HrtfOffset&HRTF_LENGTH_MASK] = value; \
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@ -308,9 +149,9 @@ static void Mix_Hrtf_##T##_##chnct##_##sampler( \
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} \
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if(LIKELY(OutPos == SamplesToDo)) \
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{ \
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for(i = 0;i < Channels;i++) \
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for(i = 0;i < chnct;i++) \
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{ \
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value = sampler(data + pos*Channels + i, Channels, frac); \
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value = sampler(data + pos*chnct + i, chnct, frac); \
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value = lpFilter2PC(DryFilter, i*2, value); \
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\
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HrtfHistory[i][HrtfOffset&HRTF_LENGTH_MASK] = value; \
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@ -350,9 +191,9 @@ static void Mix_Hrtf_##T##_##chnct##_##sampler( \
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\
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if(LIKELY(OutPos == 0)) \
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{ \
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for(i = 0;i < Channels;i++) \
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for(i = 0;i < chnct;i++) \
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{ \
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value = sampler(data + pos*Channels + i, Channels, frac); \
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value = sampler(data + pos*chnct + i, chnct, frac); \
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value = lpFilter1PC(WetFilter, i, value); \
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\
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WetClickRemoval[0] -= value*WetSend * scaler; \
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@ -360,9 +201,9 @@ static void Mix_Hrtf_##T##_##chnct##_##sampler( \
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} \
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for(BufferIdx = 0;BufferIdx < BufferSize;BufferIdx++) \
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{ \
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for(i = 0;i < Channels;i++) \
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for(i = 0;i < chnct;i++) \
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{ \
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value = sampler(data + pos*Channels + i, Channels, frac); \
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value = sampler(data + pos*chnct + i, chnct, frac); \
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value = lpFilter1P(WetFilter, i, value); \
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\
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WetBuffer[OutPos] += value*WetSend * scaler; \
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@ -375,9 +216,9 @@ static void Mix_Hrtf_##T##_##chnct##_##sampler( \
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} \
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if(LIKELY(OutPos == SamplesToDo)) \
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{ \
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for(i = 0;i < Channels;i++) \
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for(i = 0;i < chnct;i++) \
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{ \
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value = sampler(data + pos*Channels + i, Channels, frac); \
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value = sampler(data + pos*chnct + i, chnct, frac); \
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value = lpFilter1PC(WetFilter, i, value); \
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\
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WetPendingClicks[0] += value*WetSend * scaler; \
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@ -388,6 +229,19 @@ static void Mix_Hrtf_##T##_##chnct##_##sampler( \
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*DataPosFrac = frac; \
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}
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DECL_TEMPLATE(ALfloat, 1, point32)
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DECL_TEMPLATE(ALfloat, 1, lerp32)
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DECL_TEMPLATE(ALfloat, 1, cubic32)
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DECL_TEMPLATE(ALshort, 1, point16)
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DECL_TEMPLATE(ALshort, 1, lerp16)
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DECL_TEMPLATE(ALshort, 1, cubic16)
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DECL_TEMPLATE(ALubyte, 1, point8)
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DECL_TEMPLATE(ALubyte, 1, lerp8)
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DECL_TEMPLATE(ALubyte, 1, cubic8)
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DECL_TEMPLATE(ALfloat, 2, point32)
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DECL_TEMPLATE(ALfloat, 2, lerp32)
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DECL_TEMPLATE(ALfloat, 2, cubic32)
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@ -455,141 +309,11 @@ DECL_TEMPLATE(ALubyte, 8, cubic8)
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#undef DECL_TEMPLATE
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#define DECL_TEMPLATE(T, sampler) \
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static void Mix_##T##_1_##sampler(ALsource *Source, ALCdevice *Device, \
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const T *RESTRICT data, ALuint *DataPosInt, ALuint *DataPosFrac, \
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ALuint OutPos, ALuint SamplesToDo, ALuint BufferSize) \
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{ \
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ALfloat (*RESTRICT DryBuffer)[MAXCHANNELS]; \
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ALfloat *RESTRICT ClickRemoval, *RESTRICT PendingClicks; \
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ALuint pos, frac; \
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ALfloat DrySend[MAXCHANNELS]; \
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FILTER *DryFilter; \
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ALuint BufferIdx; \
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ALuint increment; \
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ALuint out, c; \
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ALfloat value; \
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\
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increment = Source->Params.Step; \
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\
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DryBuffer = Device->DryBuffer; \
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ClickRemoval = Device->ClickRemoval; \
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PendingClicks = Device->PendingClicks; \
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DryFilter = &Source->Params.iirFilter; \
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for(c = 0;c < MAXCHANNELS;c++) \
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DrySend[c] = Source->Params.DryGains[0][c]; \
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\
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pos = 0; \
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frac = *DataPosFrac; \
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\
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if(OutPos == 0) \
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{ \
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value = sampler(data+pos, 1, frac); \
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\
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value = lpFilter2PC(DryFilter, 0, value); \
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for(c = 0;c < MAXCHANNELS;c++) \
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ClickRemoval[c] -= value*DrySend[c]; \
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} \
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for(BufferIdx = 0;BufferIdx < BufferSize;BufferIdx++) \
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{ \
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/* First order interpolator */ \
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value = sampler(data+pos, 1, frac); \
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\
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/* Direct path final mix buffer and panning */ \
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value = lpFilter2P(DryFilter, 0, value); \
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for(c = 0;c < MAXCHANNELS;c++) \
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DryBuffer[OutPos][c] += value*DrySend[c]; \
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\
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frac += increment; \
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pos += frac>>FRACTIONBITS; \
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frac &= FRACTIONMASK; \
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OutPos++; \
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} \
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if(OutPos == SamplesToDo) \
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{ \
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value = sampler(data+pos, 1, frac); \
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\
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value = lpFilter2PC(DryFilter, 0, value); \
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for(c = 0;c < MAXCHANNELS;c++) \
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PendingClicks[c] += value*DrySend[c]; \
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} \
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\
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for(out = 0;out < Device->NumAuxSends;out++) \
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{ \
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ALfloat WetSend; \
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ALfloat *RESTRICT WetBuffer; \
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ALfloat *RESTRICT WetClickRemoval; \
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ALfloat *RESTRICT WetPendingClicks; \
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FILTER *WetFilter; \
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\
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if(!Source->Send[out].Slot || \
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Source->Send[out].Slot->effect.type == AL_EFFECT_NULL) \
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continue; \
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\
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WetBuffer = Source->Send[out].Slot->WetBuffer; \
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WetClickRemoval = Source->Send[out].Slot->ClickRemoval; \
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WetPendingClicks = Source->Send[out].Slot->PendingClicks; \
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WetFilter = &Source->Params.Send[out].iirFilter; \
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WetSend = Source->Params.Send[out].WetGain; \
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\
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pos = 0; \
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frac = *DataPosFrac; \
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OutPos -= BufferSize; \
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\
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if(OutPos == 0) \
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{ \
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value = sampler(data+pos, 1, frac); \
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\
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value = lpFilter1PC(WetFilter, 0, value); \
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WetClickRemoval[0] -= value*WetSend; \
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} \
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for(BufferIdx = 0;BufferIdx < BufferSize;BufferIdx++) \
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{ \
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/* First order interpolator */ \
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value = sampler(data+pos, 1, frac); \
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\
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/* Room path final mix buffer and panning */ \
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value = lpFilter1P(WetFilter, 0, value); \
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WetBuffer[OutPos] += value*WetSend; \
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\
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frac += increment; \
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pos += frac>>FRACTIONBITS; \
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frac &= FRACTIONMASK; \
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OutPos++; \
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} \
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if(OutPos == SamplesToDo) \
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{ \
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value = sampler(data+pos, 1, frac); \
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\
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value = lpFilter1PC(WetFilter, 0, value); \
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WetPendingClicks[0] += value*WetSend; \
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} \
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} \
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*DataPosInt += pos; \
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*DataPosFrac = frac; \
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}
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DECL_TEMPLATE(ALfloat, point32)
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DECL_TEMPLATE(ALfloat, lerp32)
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DECL_TEMPLATE(ALfloat, cubic32)
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DECL_TEMPLATE(ALshort, point16)
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DECL_TEMPLATE(ALshort, lerp16)
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DECL_TEMPLATE(ALshort, cubic16)
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DECL_TEMPLATE(ALubyte, point8)
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DECL_TEMPLATE(ALubyte, lerp8)
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DECL_TEMPLATE(ALubyte, cubic8)
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#undef DECL_TEMPLATE
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#define DECL_TEMPLATE(T, chnct, sampler) \
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static void Mix_##T##_##chnct##_##sampler(ALsource *Source, ALCdevice *Device,\
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const T *RESTRICT data, ALuint *DataPosInt, ALuint *DataPosFrac, \
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ALuint OutPos, ALuint SamplesToDo, ALuint BufferSize) \
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{ \
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const ALuint Channels = chnct; \
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const ALfloat scaler = 1.0f/chnct; \
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ALfloat (*DryBuffer)[MAXCHANNELS]; \
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ALfloat *ClickRemoval, *PendingClicks; \
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@ -607,7 +331,7 @@ static void Mix_##T##_##chnct##_##sampler(ALsource *Source, ALCdevice *Device,\
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ClickRemoval = Device->ClickRemoval; \
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PendingClicks = Device->PendingClicks; \
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DryFilter = &Source->Params.iirFilter; \
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for(i = 0;i < Channels;i++) \
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for(i = 0;i < chnct;i++) \
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{ \
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for(c = 0;c < MAXCHANNELS;c++) \
|
||||
DrySend[i][c] = Source->Params.DryGains[i][c]; \
|
||||
@ -618,9 +342,9 @@ static void Mix_##T##_##chnct##_##sampler(ALsource *Source, ALCdevice *Device,\
|
||||
\
|
||||
if(OutPos == 0) \
|
||||
{ \
|
||||
for(i = 0;i < Channels;i++) \
|
||||
for(i = 0;i < chnct;i++) \
|
||||
{ \
|
||||
value = sampler(data + pos*Channels + i, Channels, frac); \
|
||||
value = sampler(data + pos*chnct + i, chnct, frac); \
|
||||
\
|
||||
value = lpFilter2PC(DryFilter, i*2, value); \
|
||||
for(c = 0;c < MAXCHANNELS;c++) \
|
||||
@ -629,9 +353,9 @@ static void Mix_##T##_##chnct##_##sampler(ALsource *Source, ALCdevice *Device,\
|
||||
} \
|
||||
for(BufferIdx = 0;BufferIdx < BufferSize;BufferIdx++) \
|
||||
{ \
|
||||
for(i = 0;i < Channels;i++) \
|
||||
for(i = 0;i < chnct;i++) \
|
||||
{ \
|
||||
value = sampler(data + pos*Channels + i, Channels, frac); \
|
||||
value = sampler(data + pos*chnct + i, chnct, frac); \
|
||||
\
|
||||
value = lpFilter2P(DryFilter, i*2, value); \
|
||||
for(c = 0;c < MAXCHANNELS;c++) \
|
||||
@ -645,9 +369,9 @@ static void Mix_##T##_##chnct##_##sampler(ALsource *Source, ALCdevice *Device,\
|
||||
} \
|
||||
if(OutPos == SamplesToDo) \
|
||||
{ \
|
||||
for(i = 0;i < Channels;i++) \
|
||||
for(i = 0;i < chnct;i++) \
|
||||
{ \
|
||||
value = sampler(data + pos*Channels + i, Channels, frac); \
|
||||
value = sampler(data + pos*chnct + i, chnct, frac); \
|
||||
\
|
||||
value = lpFilter2PC(DryFilter, i*2, value); \
|
||||
for(c = 0;c < MAXCHANNELS;c++) \
|
||||
@ -679,9 +403,9 @@ static void Mix_##T##_##chnct##_##sampler(ALsource *Source, ALCdevice *Device,\
|
||||
\
|
||||
if(OutPos == 0) \
|
||||
{ \
|
||||
for(i = 0;i < Channels;i++) \
|
||||
for(i = 0;i < chnct;i++) \
|
||||
{ \
|
||||
value = sampler(data + pos*Channels + i, Channels, frac); \
|
||||
value = sampler(data + pos*chnct + i, chnct, frac); \
|
||||
\
|
||||
value = lpFilter1PC(WetFilter, i, value); \
|
||||
WetClickRemoval[0] -= value*WetSend * scaler; \
|
||||
@ -689,9 +413,9 @@ static void Mix_##T##_##chnct##_##sampler(ALsource *Source, ALCdevice *Device,\
|
||||
} \
|
||||
for(BufferIdx = 0;BufferIdx < BufferSize;BufferIdx++) \
|
||||
{ \
|
||||
for(i = 0;i < Channels;i++) \
|
||||
for(i = 0;i < chnct;i++) \
|
||||
{ \
|
||||
value = sampler(data + pos*Channels + i, Channels, frac); \
|
||||
value = sampler(data + pos*chnct + i, chnct, frac); \
|
||||
\
|
||||
value = lpFilter1P(WetFilter, i, value); \
|
||||
WetBuffer[OutPos] += value*WetSend * scaler; \
|
||||
@ -704,9 +428,9 @@ static void Mix_##T##_##chnct##_##sampler(ALsource *Source, ALCdevice *Device,\
|
||||
} \
|
||||
if(OutPos == SamplesToDo) \
|
||||
{ \
|
||||
for(i = 0;i < Channels;i++) \
|
||||
for(i = 0;i < chnct;i++) \
|
||||
{ \
|
||||
value = sampler(data + pos*Channels + i, Channels, frac); \
|
||||
value = sampler(data + pos*chnct + i, chnct, frac); \
|
||||
\
|
||||
value = lpFilter1PC(WetFilter, i, value); \
|
||||
WetPendingClicks[0] += value*WetSend * scaler; \
|
||||
@ -717,6 +441,19 @@ static void Mix_##T##_##chnct##_##sampler(ALsource *Source, ALCdevice *Device,\
|
||||
*DataPosFrac = frac; \
|
||||
}
|
||||
|
||||
DECL_TEMPLATE(ALfloat, 1, point32)
|
||||
DECL_TEMPLATE(ALfloat, 1, lerp32)
|
||||
DECL_TEMPLATE(ALfloat, 1, cubic32)
|
||||
|
||||
DECL_TEMPLATE(ALshort, 1, point16)
|
||||
DECL_TEMPLATE(ALshort, 1, lerp16)
|
||||
DECL_TEMPLATE(ALshort, 1, cubic16)
|
||||
|
||||
DECL_TEMPLATE(ALubyte, 1, point8)
|
||||
DECL_TEMPLATE(ALubyte, 1, lerp8)
|
||||
DECL_TEMPLATE(ALubyte, 1, cubic8)
|
||||
|
||||
|
||||
DECL_TEMPLATE(ALfloat, 2, point32)
|
||||
DECL_TEMPLATE(ALfloat, 2, lerp32)
|
||||
DECL_TEMPLATE(ALfloat, 2, cubic32)
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user