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This commit is contained in:
Iscle 2022-10-04 05:00:43 +02:00
parent 55722aa955
commit e84cd53d79
4 changed files with 35 additions and 30 deletions
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26
src/cpp/viper/effects/AnalogX.cpp
View File

@ -22,19 +22,15 @@ AnalogX::AnalogX() {
Reset();
}
AnalogX::~AnalogX() {
}
void AnalogX::Process(float *samples, uint32_t size) {
for (int i = 0; i < 2 * size; i++) {
for (int i = 0; i < size * 2; i++) {
float sample = samples[i];
int index = i % 2;
int channel = i % 2;
float tmp = this->highpass[index].ProcessSample(sample);
tmp = this->harmonic[index].Process(tmp);
float tmp = this->highpass[channel].ProcessSample(sample);
tmp = this->harmonic[channel].Process(tmp);
tmp = this->lowpass[index].ProcessSample(sample + tmp * this->gain);
tmp = this->lowpass[channel].ProcessSample(sample + tmp * this->gain);
tmp = this->peak->ProcessSample(tmp * 0.8f);
samples[i] = tmp;
@ -42,17 +38,17 @@ void AnalogX::Process(float *samples, uint32_t size) {
if (this->freqRange < this->samplingRate / 4) {
this->freqRange += size;
memset(samples, 0, 2 * size * sizeof(float));
memset(samples, 0, size * 2 * sizeof(float));
}
}
void AnalogX::Reset() {
for (auto &highpass : this->highpass) {
highpass.RefreshFilter(MultiBiquad::FilterType::HIGHPASS, 0.0f, 240.0f, (float) this->samplingRate, 0.717f, false);
highpass.RefreshFilter(MultiBiquad::FilterType::HIGHPASS, 0.0f, 240.0f, this->samplingRate, 0.717f, false);
}
for (auto &peak : this->peak) {
peak.RefreshFilter(MultiBiquad::FilterType::PEAK, 0.58f, 633.0f, (float) this->samplingRate, 6.28f, true);
peak.RefreshFilter(MultiBiquad::FilterType::PEAK, 0.58f, 633.0f, this->samplingRate, 6.28f, true);
}
for (auto &harmonic : this->harmonic) {
@ -67,7 +63,7 @@ void AnalogX::Reset() {
this->gain = 0.6f;
for (auto &lowpass : this->lowpass) {
lowpass.RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0f, 19650.0f, (float) this->samplingRate, 0.717f, false);
lowpass.RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0f, 19650.0f, this->samplingRate, 0.717f, false);
}
} else if (this->processingModel == 1) {
for (auto &harmonic : this->harmonic) {
@ -77,7 +73,7 @@ void AnalogX::Reset() {
this->gain = 1.2f;
for (auto &lowpass : this->lowpass) {
lowpass.RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0f, 18233.0f, (float) this->samplingRate, 0.717f, false);
lowpass.RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0f, 18233.0f, this->samplingRate, 0.717f, false);
}
} else if (this->processingModel == 2) {
for (auto &harmonic : this->harmonic) {
@ -87,7 +83,7 @@ void AnalogX::Reset() {
this->gain = 2.4f;
for (auto &lowpass : this->lowpass) {
lowpass.RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0f, 16307.0f, (float) this->samplingRate, 0.717f, false);
lowpass.RefreshFilter(MultiBiquad::FilterType::LOWPASS, 0.0f, 16307.0f, this->samplingRate, 0.717f, false);
}
}

1
src/cpp/viper/effects/AnalogX.h
View File

@ -7,7 +7,6 @@
class AnalogX {
public:
AnalogX();
~AnalogX();
void Process(float *samples, uint32_t size);
void Reset();

37
src/cpp/viper/effects/IIRFilter.cpp
View File

@ -20,10 +20,6 @@ IIRFilter::IIRFilter(uint32_t bands) {
this->Reset();
}
IIRFilter::~IIRFilter() {
}
void IIRFilter::Process(float *samples, uint32_t size) {
if (!this->enable) return;
@ -32,9 +28,20 @@ void IIRFilter::Process(float *samples, uint32_t size) {
for (uint32_t i = 0; i < size; i++) {
for (uint32_t j = 0; j < 2; j++) {
float sample = samples[i * 2 + j];
float tmp = 0.0;
for (uint32_t k = 0; k < this->bands * 16; k++) {
samples[2 * i + j];
for (uint32_t k = 0; k < this->bands; k++) {
uint32_t bufIdx = this->unknown2 + j * 8 + k * 16;
this->buf[bufIdx] = sample;
float coeff1 = coeffs[k * 4];
float coeff2 = coeffs[k * 4 + 1];
float coeff3 = coeffs[k * 4 + 2];
float tmp2 = ((coeff3 * this->buf[bufIdx + ((this->unknown3 + 3) - this->unknown2)] + (sample - this->buf[bufIdx + (unknown4 - unknown2)]) * coeff2) - coeff1 * this->buf[bufIdx + ((unknown4 - unknown2) + 3)]);
this->buf[bufIdx + 3] = tmp2;
tmp += tmp2 * this->bandLevelsWithQ[k];
}
samples[2 * i + j] = tmp;
@ -58,16 +65,20 @@ void IIRFilter::SetBandLevel(uint32_t band, float level) {
}
void IIRFilter::SetEnable(bool enable) {
this->enable = enable;
if (enable) {
Reset();
if (this->enable != enable) {
this->enable = enable;
if (enable) {
this->Reset();
}
}
}
void IIRFilter::SetSamplingRate(uint32_t samplingRate) {
this->samplingRate = samplingRate;
if (this->bands != 0) {
this->minPhaseIirCoeffs.UpdateCoeffs(bands, samplingRate);
if (this->samplingRate != samplingRate) {
this->samplingRate = samplingRate;
if (this->bands != 0) {
this->minPhaseIirCoeffs.UpdateCoeffs(this->bands, this->samplingRate);
}
this->Reset();
}
this->Reset();
}

1
src/cpp/viper/effects/IIRFilter.h
View File

@ -6,7 +6,6 @@
class IIRFilter {
public:
IIRFilter(uint32_t bands);
~IIRFilter();
void Process(float *samples, uint32_t size);
void Reset();