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Update OpenAL Soft to 1.19.1.

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This commit is contained in:
Alex Szpakowski
2018-12-31 15:47:52 -04:00
parent f06a3bc791
commit 1f9c102832
87 changed files with 4678 additions and 2971 deletions
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libs/openal-soft/Alc/effects/modulator.c
+34 -31
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@@ -40,10 +40,8 @@ typedef struct ALmodulatorState {
ALsizei index;
ALsizei step;
alignas(16) ALfloat ModSamples[MAX_UPDATE_SAMPLES];
struct {
BiquadState Filter;
BiquadFilter Filter;
ALfloat CurrentGains[MAX_OUTPUT_CHANNELS];
ALfloat TargetGains[MAX_OUTPUT_CHANNELS];
@@ -65,17 +63,22 @@ DEFINE_ALEFFECTSTATE_VTABLE(ALmodulatorState);
static inline ALfloat Sin(ALsizei index)
{
return sinf(index*(F_TAU/WAVEFORM_FRACONE) - F_PI)*0.5f + 0.5f;
return sinf((ALfloat)index * (F_TAU / WAVEFORM_FRACONE));
}
static inline ALfloat Saw(ALsizei index)
{
return (ALfloat)index / WAVEFORM_FRACONE;
return (ALfloat)index*(2.0f/WAVEFORM_FRACONE) - 1.0f;
}
static inline ALfloat Square(ALsizei index)
{
return (ALfloat)((index >> (WAVEFORM_FRACBITS - 1)) & 1);
return (ALfloat)(((index>>(WAVEFORM_FRACBITS-2))&2) - 1);
}
static inline ALfloat One(ALsizei UNUSED(index))
{
return 1.0f;
}
#define DECL_TEMPLATE(func) \
@@ -94,6 +97,7 @@ static void Modulate##func(ALfloat *restrict dst, ALsizei index, \
DECL_TEMPLATE(Sin)
DECL_TEMPLATE(Saw)
DECL_TEMPLATE(Square)
DECL_TEMPLATE(One)
#undef DECL_TEMPLATE
@@ -117,7 +121,7 @@ static ALboolean ALmodulatorState_deviceUpdate(ALmodulatorState *state, ALCdevic
ALsizei i, j;
for(i = 0;i < MAX_EFFECT_CHANNELS;i++)
{
BiquadState_clear(&state->Chans[i].Filter);
BiquadFilter_clear(&state->Chans[i].Filter);
for(j = 0;j < MAX_OUTPUT_CHANNELS;j++)
state->Chans[i].CurrentGains[j] = 0.0f;
}
@@ -127,48 +131,45 @@ static ALboolean ALmodulatorState_deviceUpdate(ALmodulatorState *state, ALCdevic
static ALvoid ALmodulatorState_update(ALmodulatorState *state, const ALCcontext *context, const ALeffectslot *slot, const ALeffectProps *props)
{
const ALCdevice *device = context->Device;
ALfloat cw, a;
ALfloat f0norm;
ALsizei i;
if(props->Modulator.Waveform == AL_RING_MODULATOR_SINUSOID)
state->step = fastf2i(props->Modulator.Frequency / (ALfloat)device->Frequency *
WAVEFORM_FRACONE);
state->step = clampi(state->step, 0, WAVEFORM_FRACONE-1);
if(state->step == 0)
state->GetSamples = ModulateOne;
else if(props->Modulator.Waveform == AL_RING_MODULATOR_SINUSOID)
state->GetSamples = ModulateSin;
else if(props->Modulator.Waveform == AL_RING_MODULATOR_SAWTOOTH)
state->GetSamples = ModulateSaw;
else /*if(Slot->Params.EffectProps.Modulator.Waveform == AL_RING_MODULATOR_SQUARE)*/
state->GetSamples = ModulateSquare;
state->step = fastf2i(props->Modulator.Frequency*WAVEFORM_FRACONE /
device->Frequency);
state->step = clampi(state->step, 1, WAVEFORM_FRACONE-1);
/* Custom filter coeffs, which match the old version instead of a low-shelf. */
cw = cosf(F_TAU * props->Modulator.HighPassCutoff / device->Frequency);
a = (2.0f-cw) - sqrtf(powf(2.0f-cw, 2.0f) - 1.0f);
state->Chans[0].Filter.b0 = a;
state->Chans[0].Filter.b1 = -a;
state->Chans[0].Filter.b2 = 0.0f;
state->Chans[0].Filter.a1 = -a;
state->Chans[0].Filter.a2 = 0.0f;
f0norm = props->Modulator.HighPassCutoff / (ALfloat)device->Frequency;
f0norm = clampf(f0norm, 1.0f/512.0f, 0.49f);
/* Bandwidth value is constant in octaves. */
BiquadFilter_setParams(&state->Chans[0].Filter, BiquadType_HighPass, 1.0f,
f0norm, calc_rcpQ_from_bandwidth(f0norm, 0.75f));
for(i = 1;i < MAX_EFFECT_CHANNELS;i++)
BiquadState_copyParams(&state->Chans[i].Filter, &state->Chans[0].Filter);
BiquadFilter_copyParams(&state->Chans[i].Filter, &state->Chans[0].Filter);
STATIC_CAST(ALeffectState,state)->OutBuffer = device->FOAOut.Buffer;
STATIC_CAST(ALeffectState,state)->OutChannels = device->FOAOut.NumChannels;
for(i = 0;i < MAX_EFFECT_CHANNELS;i++)
ComputeFirstOrderGains(&device->FOAOut, IdentityMatrixf.m[i],
slot->Params.Gain, state->Chans[i].TargetGains);
ComputePanGains(&device->FOAOut, IdentityMatrixf.m[i], slot->Params.Gain,
state->Chans[i].TargetGains);
}
static ALvoid ALmodulatorState_process(ALmodulatorState *state, ALsizei SamplesToDo, const ALfloat (*restrict SamplesIn)[BUFFERSIZE], ALfloat (*restrict SamplesOut)[BUFFERSIZE], ALsizei NumChannels)
{
ALfloat *restrict modsamples = ASSUME_ALIGNED(state->ModSamples, 16);
const ALsizei step = state->step;
ALsizei base;
for(base = 0;base < SamplesToDo;)
{
alignas(16) ALfloat temps[2][MAX_UPDATE_SAMPLES];
alignas(16) ALfloat modsamples[MAX_UPDATE_SAMPLES];
ALsizei td = mini(MAX_UPDATE_SAMPLES, SamplesToDo-base);
ALsizei c, i;
@@ -178,11 +179,13 @@ static ALvoid ALmodulatorState_process(ALmodulatorState *state, ALsizei SamplesT
for(c = 0;c < MAX_EFFECT_CHANNELS;c++)
{
BiquadState_process(&state->Chans[c].Filter, temps[0], &SamplesIn[c][base], td);
for(i = 0;i < td;i++)
temps[1][i] = temps[0][i] * modsamples[i];
alignas(16) ALfloat temps[MAX_UPDATE_SAMPLES];
MixSamples(temps[1], NumChannels, SamplesOut, state->Chans[c].CurrentGains,
BiquadFilter_process(&state->Chans[c].Filter, temps, &SamplesIn[c][base], td);
for(i = 0;i < td;i++)
temps[i] *= modsamples[i];
MixSamples(temps, NumChannels, SamplesOut, state->Chans[c].CurrentGains,
state->Chans[c].TargetGains, SamplesToDo-base, base, td);
}