clang format
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Chris
285
synth/tx_voice.h
285
synth/tx_voice.h
@@ -9,183 +9,180 @@ namespace trnr {
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class tx_voice : public ivoice {
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public:
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tx_voice()
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: algorithm { 0 }
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, pitch_env_amt { 0.f }
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, feedback_amt { 0.f }
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, bit_resolution(12.f)
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{
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}
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tx_voice()
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: algorithm {0}
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, pitch_env_amt {0.f}
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, feedback_amt {0.f}
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, bit_resolution(12.f)
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{
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}
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bool gate = false;
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bool trigger = false;
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int midi_note = 0;
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float velocity = 1.f;
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float additional_pitch_mod = 0.f; // modulates pitch in frequency
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bool gate = false;
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bool trigger = false;
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int midi_note = 0;
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float velocity = 1.f;
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float additional_pitch_mod = 0.f; // modulates pitch in frequency
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int algorithm;
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float pitch_env_amt;
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float feedback_amt;
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float bit_resolution;
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tx_sineosc feedback_osc;
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tx_envelope pitch_env;
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tx_operator op1;
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tx_operator op2;
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tx_operator op3;
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int algorithm;
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float pitch_env_amt;
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float feedback_amt;
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float bit_resolution;
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tx_sineosc feedback_osc;
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tx_envelope pitch_env;
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tx_operator op1;
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tx_operator op2;
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tx_operator op3;
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void note_on(int _note, float _velocity) override
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{
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this->gate = true;
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this->trigger = true;
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midi_note = _note;
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velocity = _velocity;
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}
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void note_on(int _note, float _velocity) override
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{
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this->gate = true;
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this->trigger = true;
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midi_note = _note;
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velocity = _velocity;
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}
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void note_off() override
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{
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this->gate = false;
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}
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void note_off() override { this->gate = false; }
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// modulates the pitch in semitones
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void modulate_pitch(float _pitch) override
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{
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this->pitch_mod = _pitch;
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}
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// modulates the pitch in semitones
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void modulate_pitch(float _pitch) override { this->pitch_mod = _pitch; }
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float process_sample() override
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{
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float pitch_env_signal = pitch_env.process_sample(gate, trigger) * pitch_env_amt;
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float pitched_freq = midi_to_frequency(midi_note + pitch_mod + additional_pitch_mod) + pitch_env_signal;
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float process_sample() override
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{
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float pitch_env_signal = pitch_env.process_sample(gate, trigger) * pitch_env_amt;
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float pitched_freq = midi_to_frequency(midi_note + pitch_mod + additional_pitch_mod) + pitch_env_signal;
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float output = 0.f;
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float output = 0.f;
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// mix operator signals according to selected algorithm
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switch (algorithm) {
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case 0:
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output = calc_algo1(pitched_freq);
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break;
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case 1:
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output = calc_algo2(pitched_freq);
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break;
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case 2:
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output = calc_algo3(pitched_freq);
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break;
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case 3:
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output = calc_algo4(pitched_freq);
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break;
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default:
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output = calc_algo1(pitched_freq);
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break;
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}
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// mix operator signals according to selected algorithm
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switch (algorithm) {
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case 0:
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output = calc_algo1(pitched_freq);
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break;
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case 1:
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output = calc_algo2(pitched_freq);
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break;
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case 2:
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output = calc_algo3(pitched_freq);
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break;
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case 3:
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output = calc_algo4(pitched_freq);
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break;
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default:
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output = calc_algo1(pitched_freq);
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break;
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}
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// reset trigger
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trigger = false;
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// reset trigger
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trigger = false;
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return redux(output, bit_resolution);
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}
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return redux(output, bit_resolution);
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}
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bool is_busy() override { return gate || op1.envelope.is_busy() || op2.envelope.is_busy() || op3.envelope.is_busy(); }
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bool is_busy() override
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{
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return gate || op1.envelope.is_busy() || op2.envelope.is_busy() || op3.envelope.is_busy();
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}
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void set_samplerate(double samplerate) override
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{
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pitch_env.set_samplerate(samplerate);
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feedback_osc.set_samplerate(samplerate);
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op1.set_samplerate(samplerate);
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op2.set_samplerate(samplerate);
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op3.set_samplerate(samplerate);
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}
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void set_samplerate(double samplerate) override
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{
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pitch_env.set_samplerate(samplerate);
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feedback_osc.set_samplerate(samplerate);
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op1.set_samplerate(samplerate);
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op2.set_samplerate(samplerate);
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op3.set_samplerate(samplerate);
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}
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void set_phase_reset(bool phase_reset)
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{
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op1.oscillator.phase_reset = phase_reset;
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op2.oscillator.phase_reset = phase_reset;
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op3.oscillator.phase_reset = phase_reset;
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feedback_osc.phase_reset = phase_reset;
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}
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void set_phase_reset(bool phase_reset)
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{
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op1.oscillator.phase_reset = phase_reset;
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op2.oscillator.phase_reset = phase_reset;
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op3.oscillator.phase_reset = phase_reset;
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feedback_osc.phase_reset = phase_reset;
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}
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private:
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const float MOD_INDEX_COEFF = 4.f;
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float pitch_mod = 0.f; // modulates pitch in semi-tones
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const float MOD_INDEX_COEFF = 4.f;
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float pitch_mod = 0.f; // modulates pitch in semi-tones
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float calc_algo1(const float frequency)
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{
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float fb_freq = frequency * op3.ratio;
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float fb_mod_index = (feedback_amt * MOD_INDEX_COEFF);
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float fb_signal = feedback_osc.process_sample(trigger, fb_freq) * fb_mod_index;
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float calc_algo1(const float frequency)
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{
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float fb_freq = frequency * op3.ratio;
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float fb_mod_index = (feedback_amt * MOD_INDEX_COEFF);
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float fb_signal = feedback_osc.process_sample(trigger, fb_freq) * fb_mod_index;
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float op3_Freq = frequency * op3.ratio;
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float op3_mod_index = (op3.amplitude * MOD_INDEX_COEFF);
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float op3_signal = op3.process_sample(gate, trigger, op3_Freq, velocity, fb_signal) * op3_mod_index;
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float op3_Freq = frequency * op3.ratio;
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float op3_mod_index = (op3.amplitude * MOD_INDEX_COEFF);
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float op3_signal = op3.process_sample(gate, trigger, op3_Freq, velocity, fb_signal) * op3_mod_index;
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float op2_freq = frequency * op2.ratio;
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float op2_mod_index = (op2.amplitude * MOD_INDEX_COEFF);
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float op2_signal = op2.process_sample(gate, trigger, op2_freq, velocity, op3_signal) * op2_mod_index;
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float op2_freq = frequency * op2.ratio;
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float op2_mod_index = (op2.amplitude * MOD_INDEX_COEFF);
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float op2_signal = op2.process_sample(gate, trigger, op2_freq, velocity, op3_signal) * op2_mod_index;
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float op1_freq = frequency * op1.ratio;
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return op1.process_sample(gate, trigger, op1_freq, velocity, op2_signal) * op1.amplitude;
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}
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float op1_freq = frequency * op1.ratio;
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return op1.process_sample(gate, trigger, op1_freq, velocity, op2_signal) * op1.amplitude;
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}
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float calc_algo2(const float frequency)
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{
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float fb_freq = frequency * op3.ratio;
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float fb_mod_index = (feedback_amt * MOD_INDEX_COEFF);
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float fb_signal = feedback_osc.process_sample(trigger, fb_freq) * fb_mod_index;
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float calc_algo2(const float frequency)
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{
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float fb_freq = frequency * op3.ratio;
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float fb_mod_index = (feedback_amt * MOD_INDEX_COEFF);
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float fb_signal = feedback_osc.process_sample(trigger, fb_freq) * fb_mod_index;
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float op3_freq = frequency * op3.ratio;
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float op3_signal = op3.process_sample(gate, trigger, op3_freq, velocity, fb_signal) * op3.amplitude;
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float op3_freq = frequency * op3.ratio;
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float op3_signal = op3.process_sample(gate, trigger, op3_freq, velocity, fb_signal) * op3.amplitude;
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float op2_freq = frequency * op2.ratio;
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float op2_mod_index = (op2.amplitude * MOD_INDEX_COEFF);
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float op2_signal = op2.process_sample(gate, trigger, op2_freq, velocity) * op2_mod_index;
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float op2_freq = frequency * op2.ratio;
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float op2_mod_index = (op2.amplitude * MOD_INDEX_COEFF);
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float op2_signal = op2.process_sample(gate, trigger, op2_freq, velocity) * op2_mod_index;
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float op1_freq = frequency * op1.ratio;
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float op1_signal = op1.process_sample(gate, trigger, op1_freq, velocity, op2_signal) * op1.amplitude;
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float op1_freq = frequency * op1.ratio;
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float op1_signal = op1.process_sample(gate, trigger, op1_freq, velocity, op2_signal) * op1.amplitude;
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return op1_signal + op3_signal;
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}
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return op1_signal + op3_signal;
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}
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float calc_algo3(const float frequency)
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{
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float fb_freq = frequency * op3.ratio;
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float fb_mod_index = (feedback_amt * MOD_INDEX_COEFF);
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float fb_signal = feedback_osc.process_sample(trigger, fb_freq) * fb_mod_index;
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float calc_algo3(const float frequency)
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{
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float fb_freq = frequency * op3.ratio;
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float fb_mod_index = (feedback_amt * MOD_INDEX_COEFF);
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float fb_signal = feedback_osc.process_sample(trigger, fb_freq) * fb_mod_index;
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float op3_freq = frequency * op3.ratio;
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float op3_signal = op3.process_sample(gate, trigger, op3_freq, velocity, fb_signal) * op3.amplitude;
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float op3_freq = frequency * op3.ratio;
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float op3_signal = op3.process_sample(gate, trigger, op3_freq, velocity, fb_signal) * op3.amplitude;
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float op2_freq = frequency * op2.ratio;
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float op2_signal = op2.process_sample(gate, trigger, op2_freq, velocity) * op2.amplitude;
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float op2_freq = frequency * op2.ratio;
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float op2_signal = op2.process_sample(gate, trigger, op2_freq, velocity) * op2.amplitude;
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float op1_freq = frequency * op1.ratio;
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float op1_signal = op1.process_sample(gate, trigger, op1_freq, velocity) * op1.amplitude;
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float op1_freq = frequency * op1.ratio;
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float op1_signal = op1.process_sample(gate, trigger, op1_freq, velocity) * op1.amplitude;
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return op1_signal + op2_signal + op3_signal;
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}
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return op1_signal + op2_signal + op3_signal;
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}
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float calc_algo4(const float frequency)
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{
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float fb_freq = frequency * op3.ratio;
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float fb_mod_index = (feedback_amt * MOD_INDEX_COEFF);
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float fb_signal = feedback_osc.process_sample(trigger, fb_freq) * fb_mod_index;
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float calc_algo4(const float frequency)
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{
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float fb_freq = frequency * op3.ratio;
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float fb_mod_index = (feedback_amt * MOD_INDEX_COEFF);
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float fb_signal = feedback_osc.process_sample(trigger, fb_freq) * fb_mod_index;
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float op3_freq = frequency * op3.ratio;
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float op3_mod_index = (op3.amplitude * MOD_INDEX_COEFF);
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float op3_signal = op3.process_sample(gate, trigger, op3_freq, velocity, fb_signal) * op3_mod_index;
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float op3_freq = frequency * op3.ratio;
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float op3_mod_index = (op3.amplitude * MOD_INDEX_COEFF);
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float op3_signal = op3.process_sample(gate, trigger, op3_freq, velocity, fb_signal) * op3_mod_index;
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float op2_freq = frequency * op2.ratio;
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float op2_mod_index = (op2.amplitude * MOD_INDEX_COEFF);
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float op2_signal = op2.process_sample(gate, trigger, op2_freq, velocity) * op2_mod_index;
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float op2_freq = frequency * op2.ratio;
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float op2_mod_index = (op2.amplitude * MOD_INDEX_COEFF);
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float op2_signal = op2.process_sample(gate, trigger, op2_freq, velocity) * op2_mod_index;
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float op1_freq = frequency * op1.ratio;
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return op1.process_sample(gate, trigger, op1_freq, velocity, op2_signal + op3_signal) * op1.amplitude;
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}
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float op1_freq = frequency * op1.ratio;
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return op1.process_sample(gate, trigger, op1_freq, velocity, op2_signal + op3_signal) * op1.amplitude;
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}
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float redux(float& value, float resolution)
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{
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float res = powf(2, resolution);
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value = roundf(value * res) / res;
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float redux(float& value, float resolution)
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{
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float res = powf(2, resolution);
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value = roundf(value * res) / res;
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return value;
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}
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return value;
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}
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};
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}
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} // namespace trnr
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