Dima353/openal-soft
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
Files
ec855215db20e5fb86fd675580f115dbce50b2e1
openal-soft/Alc/effects/vmorpher.cpp
T
Anis 31055f48d6 pitch shift for formant filters
2019-07-18 21:42:59 +02:00

508 lines
20 KiB
C++
Raw Blame History

/**
* OpenAL cross platform audio library
* Copyright (C) 2019 by Anis A. Hireche
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
* Or go to http://www.gnu.org/copyleft/lgpl.html
*/
#include "config.h"
#include <cmath>
#include <cstdlib>
#include <algorithm>
#include <functional>
#include "alMain.h"
#include "alcontext.h"
#include "alAuxEffectSlot.h"
#include "alError.h"
#include "alu.h"
namespace {
#define MAX_UPDATE_SAMPLES 128
#define NUM_FORMANTS 4
#define NUM_FILTERS 2
#define Q_FACTOR 5.0f
#define VOWEL_A_INDEX 0
#define VOWEL_B_INDEX 1
#define WAVEFORM_FRACBITS 24
#define WAVEFORM_FRACONE (1<<WAVEFORM_FRACBITS)
#define WAVEFORM_FRACMASK (WAVEFORM_FRACONE-1)
inline ALfloat Sin(ALsizei index)
{
return (std::sin(static_cast<ALfloat>(index) *
(al::MathDefs<float>::Tau() / ALfloat{WAVEFORM_FRACONE})))*0.5f+0.5f;
}
inline ALfloat Saw(ALsizei index)
{
return (static_cast<ALfloat>(index)*(2.0f/WAVEFORM_FRACONE) - 1.0f)*0.5f+0.5f;
}
inline ALfloat Triangle(ALsizei index)
{
return (std::fabs(static_cast<ALfloat>(index) * (al::MathDefs<float>::Tau() / WAVEFORM_FRACONE) -
al::MathDefs<float>::Pi()) / al::MathDefs<float>::Pi())*0.5f+0.5f;
}
inline ALfloat Half(ALsizei UNUSED(index))
{
return 0.5f;
}
template<ALfloat func(ALsizei)>
void Oscillate(ALfloat *RESTRICT dst, ALsizei index, const ALsizei step, ALsizei todo)
{
for(ALsizei i{0};i < todo;i++)
{
index += step;
index &= WAVEFORM_FRACMASK;
dst[i] = func(index);
}
}
struct FormantFilter
{
inline void process(const ALfloat* samplesIn, ALfloat* samplesOut, const ALsizei numInput)
{
/* A state variable filter from a topology-preserving transform.
* Based on a talk given by Ivan Cohen: https://www.youtube.com/watch?v=esjHXGPyrhg
*/
const ALfloat g = std::tan(al::MathDefs<float>::Pi() * f0norm);
const ALfloat h = 1.0f / (1 + (g / Q_FACTOR) + (g * g));
for (ALsizei i{0};i < numInput;i++)
{
const ALfloat H = h * (samplesIn[i] - (1.0f / Q_FACTOR + g) * s1 - s2);
const ALfloat B = g * H + s1;
const ALfloat L = g * B + s2;
s1 = g * H + B;
s2 = g * B + L;
// Apply peak and accumulate samples.
samplesOut[i] += B * fGain;
}
}
inline void clear()
{
s1 = 0.0f;
s2 = 0.0f;
}
ALfloat f0norm;
ALfloat fGain;
ALfloat s1;
ALfloat s2;
};
struct VmorpherState final : public EffectState {
struct {
/* Effect parameters */
FormantFilter Formants[NUM_FILTERS][NUM_FORMANTS];
/* Effect gains for each channel */
ALfloat CurrentGains[MAX_OUTPUT_CHANNELS]{};
ALfloat TargetGains[MAX_OUTPUT_CHANNELS]{};
} mChans[MAX_AMBI_CHANNELS];
void (*mGetSamples)(ALfloat* RESTRICT, ALsizei, const ALsizei, ALsizei) {};
ALsizei mIndex{0};
ALsizei mStep{1};
/* Effects buffers */
ALfloat mSampleBufferA[MAX_UPDATE_SAMPLES]{};
ALfloat mSampleBufferB[MAX_UPDATE_SAMPLES]{};
ALboolean deviceUpdate(const ALCdevice *device) override;
void update(const ALCcontext *context, const ALeffectslot *slot, const EffectProps *props, const EffectTarget target) override;
void process(const ALsizei samplesToDo, const FloatBufferLine *RESTRICT samplesIn, const ALsizei numInput, const al::span<FloatBufferLine> samplesOut) override;
DEF_NEWDEL(VmorpherState)
};
ALboolean VmorpherState::deviceUpdate(const ALCdevice* /*device*/)
{
for(auto &e : mChans)
{
std::for_each(std::begin(e.Formants[VOWEL_A_INDEX]), std::end(e.Formants[VOWEL_A_INDEX]),
std::mem_fn(&FormantFilter::clear));
std::for_each(std::begin(e.Formants[VOWEL_B_INDEX]), std::end(e.Formants[VOWEL_B_INDEX]),
std::mem_fn(&FormantFilter::clear));
std::fill(std::begin(e.CurrentGains), std::end(e.CurrentGains), 0.0f);
}
return AL_TRUE;
}
void VmorpherState::update(const ALCcontext *context, const ALeffectslot *slot, const EffectProps *props, const EffectTarget target)
{
const ALCdevice *device{context->Device};
const ALfloat frequency{static_cast<ALfloat>(device->Frequency)};
const ALfloat step{props->Vmorpher.Rate / static_cast<ALfloat>(device->Frequency)};
mStep = fastf2i(clampf(step*WAVEFORM_FRACONE, 0.0f, ALfloat{WAVEFORM_FRACONE-1}));
if(mStep == 0)
mGetSamples = Oscillate<Half>;
else if(props->Vmorpher.Waveform == AL_VOCAL_MORPHER_WAVEFORM_SINUSOID)
mGetSamples = Oscillate<Sin>;
else if(props->Vmorpher.Waveform == AL_VOCAL_MORPHER_WAVEFORM_SAWTOOTH)
mGetSamples = Oscillate<Saw>;
else /*if(props->Vmorpher.Waveform == AL_VOCAL_MORPHER_WAVEFORM_TRIANGLE)*/
mGetSamples = Oscillate<Triangle>;
auto& vowelA = mChans[0].Formants[VOWEL_A_INDEX];
auto& vowelB = mChans[0].Formants[VOWEL_B_INDEX];
const ALfloat pitchA{fastf2i(std::pow(2.0f, props->Vmorpher.PhonemeACoarseTuning*100.0f / 2400.0f)*FRACTIONONE) * (1.0f/FRACTIONONE)};
const ALfloat pitchB{fastf2i(std::pow(2.0f, props->Vmorpher.PhonemeBCoarseTuning*100.0f / 2400.0f)*FRACTIONONE) * (1.0f/FRACTIONONE)};
/* Using soprano formant set of values to
* better match mid-range frequency space.
*
* See: https://www.classes.cs.uchicago.edu/archive/1999/spring/CS295/Computing_Resources/Csound/CsManual3.48b1.HTML/Appendices/table3.html
*/
switch(props->Vmorpher.PhonemeA)
{
case AL_VOCAL_MORPHER_PHONEME_A:
vowelA[0].f0norm = (800 * pitchA) / frequency;
vowelA[1].f0norm = (1150 * pitchA) / frequency;
vowelA[2].f0norm = (2900 * pitchA) / frequency;
vowelA[3].f0norm = (3900 * pitchA) / frequency;
vowelA[0].fGain = 1.000000f; /* std::pow(10.0f, 0 / 20.0f); */
vowelA[1].fGain = 0.501187f; /* std::pow(10.0f, -6 / 20.0f); */
vowelA[2].fGain = 0.025118f; /* std::pow(10.0f, -32 / 20.0f); */
vowelA[3].fGain = 0.100000f; /* std::pow(10.0f, -20 / 20.0f); */
break;
case AL_VOCAL_MORPHER_PHONEME_E:
vowelA[0].f0norm = (350 * pitchA) / frequency;
vowelA[1].f0norm = (2000 * pitchA) / frequency;
vowelA[2].f0norm = (2800 * pitchA) / frequency;
vowelA[3].f0norm = (3600 * pitchA) / frequency;
vowelA[0].fGain = 1.000000f; /* std::pow(10.0f, 0 / 20.0f); */
vowelA[1].fGain = 0.100000f; /* std::pow(10.0f, -20 / 20.0f); */
vowelA[2].fGain = 0.177827f; /* std::pow(10.0f, -15 / 20.0f); */
vowelA[3].fGain = 0.009999f; /* std::pow(10.0f, -40 / 20.0f); */
break;
case AL_VOCAL_MORPHER_PHONEME_I:
vowelA[0].f0norm = (270 * pitchA) / frequency;
vowelA[1].f0norm = (2140 * pitchA) / frequency;
vowelA[2].f0norm = (2950 * pitchA) / frequency;
vowelA[3].f0norm = (3900 * pitchA) / frequency;
vowelA[0].fGain = 1.000000f; /* std::pow(10.0f, 0 / 20.0f); */
vowelA[1].fGain = 0.251188f; /* std::pow(10.0f, -12 / 20.0f); */
vowelA[2].fGain = 0.050118f; /* std::pow(10.0f, -26 / 20.0f); */
vowelA[3].fGain = 0.050118f; /* std::pow(10.0f, -26 / 20.0f); */
break;
case AL_VOCAL_MORPHER_PHONEME_O:
vowelA[0].f0norm = (450 * pitchA) / frequency;
vowelA[1].f0norm = (800 * pitchA) / frequency;
vowelA[2].f0norm = (2830 * pitchA) / frequency;
vowelA[3].f0norm = (3800 * pitchA) / frequency;
vowelA[0].fGain = 1.000000f; /* std::pow(10.0f, 0 / 20.0f); */
vowelA[1].fGain = 0.281838f; /* std::pow(10.0f, -11 / 20.0f); */
vowelA[2].fGain = 0.079432f; /* std::pow(10.0f, -22 / 20.0f); */
vowelA[3].fGain = 0.079432f; /* std::pow(10.0f, -22 / 20.0f); */
break;
case AL_VOCAL_MORPHER_PHONEME_U:
vowelA[0].f0norm = (325 * pitchA) / frequency;
vowelA[1].f0norm = (700 * pitchA) / frequency;
vowelA[2].f0norm = (2700 * pitchA) / frequency;
vowelA[3].f0norm = (3800 * pitchA) / frequency;
vowelA[0].fGain = 1.000000f; /* std::pow(10.0f, 0 / 20.0f); */
vowelA[1].fGain = 0.158489f; /* std::pow(10.0f, -16 / 20.0f); */
vowelA[2].fGain = 0.017782f; /* std::pow(10.0f, -35 / 20.0f); */
vowelA[3].fGain = 0.009999f; /* std::pow(10.0f, -40 / 20.0f); */
break;
}
switch(props->Vmorpher.PhonemeB)
{
case AL_VOCAL_MORPHER_PHONEME_A:
vowelB[0].f0norm = (800 * pitchB) / frequency;
vowelB[1].f0norm = (1150 * pitchB) / frequency;
vowelB[2].f0norm = (2900 * pitchB) / frequency;
vowelB[3].f0norm = (3900 * pitchB) / frequency;
vowelB[0].fGain = 1.000000f; /* std::pow(10.0f, 0 / 20.0f); */
vowelB[1].fGain = 0.501187f; /* std::pow(10.0f, -6 / 20.0f); */
vowelB[2].fGain = 0.025118f; /* std::pow(10.0f, -32 / 20.0f); */
vowelB[3].fGain = 0.100000f; /* std::pow(10.0f, -20 / 20.0f); */
break;
case AL_VOCAL_MORPHER_PHONEME_E:
vowelB[0].f0norm = (350 * pitchB) / frequency;
vowelB[1].f0norm = (2000 * pitchB) / frequency;
vowelB[2].f0norm = (2800 * pitchB) / frequency;
vowelB[3].f0norm = (3600 * pitchB) / frequency;
vowelB[0].fGain = 1.000000f; /* std::pow(10.0f, 0 / 20.0f); */
vowelB[1].fGain = 0.100000f; /* std::pow(10.0f, -20 / 20.0f); */
vowelB[2].fGain = 0.177827f; /* std::pow(10.0f, -15 / 20.0f); */
vowelB[3].fGain = 0.009999f; /* std::pow(10.0f, -40 / 20.0f); */
break;
case AL_VOCAL_MORPHER_PHONEME_I:
vowelB[0].f0norm = (270 * pitchB) / frequency;
vowelB[1].f0norm = (2140 * pitchB) / frequency;
vowelB[2].f0norm = (2950 * pitchB) / frequency;
vowelB[3].f0norm = (3900 * pitchB) / frequency;
vowelB[0].fGain = 1.000000f; /* std::pow(10.0f, 0 / 20.0f); */
vowelB[1].fGain = 0.251188f; /* std::pow(10.0f, -12 / 20.0f); */
vowelB[2].fGain = 0.050118f; /* std::pow(10.0f, -26 / 20.0f); */
vowelB[3].fGain = 0.050118f; /* std::pow(10.0f, -26 / 20.0f); */
break;
case AL_VOCAL_MORPHER_PHONEME_O:
vowelB[0].f0norm = (450 * pitchB) / frequency;
vowelB[1].f0norm = (800 * pitchB) / frequency;
vowelB[2].f0norm = (2830 * pitchB) / frequency;
vowelB[3].f0norm = (3800 * pitchB) / frequency;
vowelB[0].fGain = 1.000000f; /* std::pow(10.0f, 0 / 20.0f); */
vowelB[1].fGain = 0.281838f; /* std::pow(10.0f, -11 / 20.0f); */
vowelB[2].fGain = 0.079432f; /* std::pow(10.0f, -22 / 20.0f); */
vowelB[3].fGain = 0.079432f; /* std::pow(10.0f, -22 / 20.0f); */
break;
case AL_VOCAL_MORPHER_PHONEME_U:
vowelB[0].f0norm = (325 * pitchB) / frequency;
vowelB[1].f0norm = (700 * pitchB) / frequency;
vowelB[2].f0norm = (2700 * pitchB) / frequency;
vowelB[3].f0norm = (3800 * pitchB) / frequency;
vowelB[0].fGain = 1.000000f; /* std::pow(10.0f, 0 / 20.0f); */
vowelB[1].fGain = 0.158489f; /* std::pow(10.0f, -16 / 20.0f); */
vowelB[2].fGain = 0.017782f; /* std::pow(10.0f, -35 / 20.0f); */
vowelB[3].fGain = 0.009999f; /* std::pow(10.0f, -40 / 20.0f); */
break;
}
/* Copy the filter coefficients for the other input channels. */
for(ALuint i{1u};i < slot->Wet.Buffer.size();++i)
{
mChans[i].Formants[VOWEL_A_INDEX][0] = vowelA[0];
mChans[i].Formants[VOWEL_A_INDEX][1] = vowelA[1];
mChans[i].Formants[VOWEL_A_INDEX][2] = vowelA[2];
mChans[i].Formants[VOWEL_A_INDEX][3] = vowelA[3];
mChans[i].Formants[VOWEL_B_INDEX][0] = vowelB[0];
mChans[i].Formants[VOWEL_B_INDEX][1] = vowelB[1];
mChans[i].Formants[VOWEL_B_INDEX][2] = vowelB[2];
mChans[i].Formants[VOWEL_B_INDEX][3] = vowelB[3];
}
mOutTarget = target.Main->Buffer;
for(ALuint i{0u};i < slot->Wet.Buffer.size();++i)
{
auto coeffs = GetAmbiIdentityRow(i);
ComputePanGains(target.Main, coeffs.data(), slot->Params.Gain, mChans[i].TargetGains);
}
}
void VmorpherState::process(const ALsizei samplesToDo, const FloatBufferLine *RESTRICT samplesIn, const ALsizei numInput, const al::span<FloatBufferLine> samplesOut)
{
/* Following the EFX specification for a conformant implementation which describes
* the effect as a pair of 4-band formant filters blended together using an LFO.
*/
for(ALsizei base{0};base < samplesToDo;)
{
alignas(16) ALfloat lfo[MAX_UPDATE_SAMPLES];
const ALsizei td = mini(MAX_UPDATE_SAMPLES, samplesToDo-base);
mGetSamples(lfo, mIndex, mStep, td);
mIndex += (mStep * td) & WAVEFORM_FRACMASK;
mIndex &= WAVEFORM_FRACMASK;
ASSUME(numInput > 0);
for(ALsizei c{0};c < numInput;c++)
{
for (ALsizei i{0};i < td;i++)
{
mSampleBufferA[i] = 0.0f;
mSampleBufferB[i] = 0.0f;
}
auto& vowelA = mChans[c].Formants[VOWEL_A_INDEX];
auto& vowelB = mChans[c].Formants[VOWEL_B_INDEX];
/* Process first vowel. */
vowelA[0].process(&samplesIn[c][base], mSampleBufferA, td);
vowelA[1].process(&samplesIn[c][base], mSampleBufferA, td);
vowelA[2].process(&samplesIn[c][base], mSampleBufferA, td);
vowelA[3].process(&samplesIn[c][base], mSampleBufferA, td);
/* Process second vowel. */
vowelB[0].process(&samplesIn[c][base], mSampleBufferB, td);
vowelB[1].process(&samplesIn[c][base], mSampleBufferB, td);
vowelB[2].process(&samplesIn[c][base], mSampleBufferB, td);
vowelB[3].process(&samplesIn[c][base], mSampleBufferB, td);
alignas(16) ALfloat samplesBlended[MAX_UPDATE_SAMPLES];
for (ALsizei i{0};i < td;i++)
samplesBlended[i] = lerp(mSampleBufferA[i], mSampleBufferB[i], lfo[i]);
/* Now, mix the processed sound data to the output. */
MixSamples(samplesBlended, samplesOut, mChans[c].CurrentGains, mChans[c].TargetGains,
samplesToDo-base, base, td);
}
base += td;
}
}
void Vmorpher_setParami(EffectProps* props, ALCcontext *context, ALenum param, ALint val)
{
switch(param)
{
case AL_VOCAL_MORPHER_WAVEFORM:
if(!(val >= AL_VOCAL_MORPHER_MIN_WAVEFORM && val <= AL_VOCAL_MORPHER_MAX_WAVEFORM))
SETERR_RETURN(context, AL_INVALID_VALUE,, "Vocal morpher waveform out of range");
props->Vmorpher.Waveform = val;
break;
case AL_VOCAL_MORPHER_PHONEMEA:
if(!(val >= AL_VOCAL_MORPHER_MIN_PHONEMEA && val <= AL_VOCAL_MORPHER_MAX_PHONEMEA))
SETERR_RETURN(context, AL_INVALID_VALUE,, "Vocal morpher phoneme-a out of range");
props->Vmorpher.PhonemeA = val;
break;
case AL_VOCAL_MORPHER_PHONEMEB:
if(!(val >= AL_VOCAL_MORPHER_MIN_PHONEMEB && val <= AL_VOCAL_MORPHER_MAX_PHONEMEB))
SETERR_RETURN(context, AL_INVALID_VALUE,, "Vocal morpher phoneme-b out of range");
props->Vmorpher.PhonemeB = val;
break;
case AL_VOCAL_MORPHER_PHONEMEA_COARSE_TUNING:
if(!(val >= AL_VOCAL_MORPHER_MIN_PHONEMEA_COARSE_TUNING && val <= AL_VOCAL_MORPHER_MAX_PHONEMEA_COARSE_TUNING))
SETERR_RETURN(context, AL_INVALID_VALUE,, "Vocal morpher phoneme-a coarse tuning out of range");
props->Vmorpher.PhonemeACoarseTuning = val;
break;
case AL_VOCAL_MORPHER_PHONEMEB_COARSE_TUNING:
if(!(val >= AL_VOCAL_MORPHER_MIN_PHONEMEB_COARSE_TUNING && val <= AL_VOCAL_MORPHER_MAX_PHONEMEB_COARSE_TUNING))
SETERR_RETURN(context, AL_INVALID_VALUE,, "Vocal morpher phoneme-b coarse tuning out of range");
props->Vmorpher.PhonemeBCoarseTuning = val;
break;
default:
alSetError(context, AL_INVALID_ENUM, "Invalid vocal morpher integer property 0x%04x", param);
}
}
void Vmorpher_setParamiv(EffectProps*, ALCcontext *context, ALenum param, const ALint*)
{ alSetError(context, AL_INVALID_ENUM, "Invalid vocal morpher integer-vector property 0x%04x", param); }
void Vmorpher_setParamf(EffectProps *props, ALCcontext *context, ALenum param, ALfloat val)
{
switch(param)
{
case AL_VOCAL_MORPHER_RATE:
if(!(val >= AL_VOCAL_MORPHER_MIN_RATE && val <= AL_VOCAL_MORPHER_MAX_RATE))
SETERR_RETURN(context, AL_INVALID_VALUE,, "Vocal morpher rate out of range");
props->Vmorpher.Rate = val;
break;
default:
alSetError(context, AL_INVALID_ENUM, "Invalid vocal morpher float property 0x%04x", param);
}
}
void Vmorpher_setParamfv(EffectProps *props, ALCcontext *context, ALenum param, const ALfloat *vals)
{ Vmorpher_setParamf(props, context, param, vals[0]); }
void Vmorpher_getParami(const EffectProps* props, ALCcontext *context, ALenum param, ALint* val)
{
switch(param)
{
case AL_VOCAL_MORPHER_PHONEMEA:
*val = props->Vmorpher.PhonemeA;
break;
case AL_VOCAL_MORPHER_PHONEMEB:
*val = props->Vmorpher.PhonemeB;
break;
case AL_VOCAL_MORPHER_PHONEMEA_COARSE_TUNING:
*val = props->Vmorpher.PhonemeACoarseTuning;
break;
case AL_VOCAL_MORPHER_PHONEMEB_COARSE_TUNING:
*val = props->Vmorpher.PhonemeBCoarseTuning;
break;
case AL_VOCAL_MORPHER_WAVEFORM:
*val = props->Vmorpher.Waveform;
break;
default:
alSetError(context, AL_INVALID_ENUM, "Invalid vocal morpher integer property 0x%04x", param);
}
}
void Vmorpher_getParamiv(const EffectProps*, ALCcontext *context, ALenum param, ALint*)
{ alSetError(context, AL_INVALID_ENUM, "Invalid vocal morpher integer-vector property 0x%04x", param); }
void Vmorpher_getParamf(const EffectProps *props, ALCcontext *context, ALenum param, ALfloat *val)
{
switch(param)
{
case AL_VOCAL_MORPHER_RATE:
*val = props->Vmorpher.Rate;
break;
default:
alSetError(context, AL_INVALID_ENUM, "Invalid vocal morpher float property 0x%04x", param);
}
}
void Vmorpher_getParamfv(const EffectProps *props, ALCcontext *context, ALenum param, ALfloat *vals)
{ Vmorpher_getParamf(props, context, param, vals); }
DEFINE_ALEFFECT_VTABLE(Vmorpher);
struct VmorpherStateFactory final : public EffectStateFactory {
EffectState *create() override { return new VmorpherState{}; }
EffectProps getDefaultProps() const noexcept override;
const EffectVtable *getEffectVtable() const noexcept override { return &Vmorpher_vtable; }
};
EffectProps VmorpherStateFactory::getDefaultProps() const noexcept
{
EffectProps props{};
props.Vmorpher.Rate = AL_VOCAL_MORPHER_DEFAULT_RATE;
props.Vmorpher.PhonemeA = AL_VOCAL_MORPHER_DEFAULT_PHONEMEA;
props.Vmorpher.PhonemeB = AL_VOCAL_MORPHER_DEFAULT_PHONEMEB;
props.Vmorpher.PhonemeACoarseTuning = AL_VOCAL_MORPHER_DEFAULT_PHONEMEA_COARSE_TUNING;
props.Vmorpher.PhonemeBCoarseTuning = AL_VOCAL_MORPHER_DEFAULT_PHONEMEB_COARSE_TUNING;
props.Vmorpher.Waveform = AL_VOCAL_MORPHER_DEFAULT_WAVEFORM;
return props;
}
} // namespace
EffectStateFactory *VmorpherStateFactory_getFactory()
{
static VmorpherStateFactory VmorpherFactory{};
return &VmorpherFactory;
}
Reference in New Issue View Git Blame Copy Permalink