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30 lines
520 B
30 lines
520 B
#include <math.h>
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#include "metro.h"
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#include "dsp.h"
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using namespace daisysp;
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void Metro::Init(float freq, float sample_rate)
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{
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freq_ = freq;
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phs_ = 0.0f;
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sample_rate_ = sample_rate;
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phs_inc_ = (TWOPI_F * freq_) / sample_rate_;
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}
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uint8_t Metro::Process()
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{
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phs_ += phs_inc_;
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if(phs_ >= TWOPI_F)
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{
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phs_ -= TWOPI_F;
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return 1;
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}
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return 0;
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}
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void Metro::SetFreq(float freq)
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{
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freq_ = freq;
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phs_inc_ = (TWOPI_F * freq_) / sample_rate_;
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}
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