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added optional modulation input

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This commit is contained in:
Chris
2023-08-01 17:20:55 +02:00
parent bc6c9b85ff
commit 11c8fd9045
1 changed files with 17 additions and 9 deletions
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26
synth/tx_envelope.h
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@@ -29,6 +29,7 @@ struct env_params {
float release2_rate; float release2_rate;
}; };
template <typename t_sample>
class tx_envelope { class tx_envelope {
public: public:
env_state state; env_state state;
@@ -48,13 +49,18 @@ public:
float process_sample(bool gate, bool trigger, env_params& _params) { float process_sample(bool gate, bool trigger, env_params& _params) {
int attack_mid_x1 = (int)ms_to_samples(_params.attack1_rate); return process_sample(gate, trigger, _params, 0, 0);
int attack_mid_x2 = (int)ms_to_samples(_params.attack2_rate); }
int hold_samp = (int)ms_to_samples(_params.hold_rate);
int decay_mid_x1 = (int)ms_to_samples(_params.decay1_rate); float process_sample(bool gate, bool trigger, env_params& _params, t_sample _attack_mod, t_sample _decay_mod) {
int decay_mid_x2 = (int)ms_to_samples(_params.decay2_rate);
int release_mid_x1 = (int)ms_to_samples(_params.release1_rate); size_t attack_mid_x1 = ms_to_samples(_params.attack1_rate + (float)_attack_mod);
int release_mid_x2 = (int)ms_to_samples(_params.release2_rate); size_t attack_mid_x2 = ms_to_samples(_params.attack2_rate + (float)_attack_mod);
size_t hold_samp = ms_to_samples(_params.hold_rate);
size_t decay_mid_x1 = ms_to_samples(_params.decay1_rate + (float)_decay_mod);
size_t decay_mid_x2 = ms_to_samples(_params.decay2_rate + (float)_decay_mod);
size_t release_mid_x1 = ms_to_samples(_params.release1_rate + (float)_decay_mod);
size_t release_mid_x2 = ms_to_samples(_params.release2_rate + (float)_decay_mod);
// if note on is triggered, transition to attack phase // if note on is triggered, transition to attack phase
if (trigger) { if (trigger) {
@@ -254,7 +260,7 @@ public:
private: private:
double samplerate; double samplerate;
int phase; size_t phase;
float level; float level;
float start_level; float start_level;
float h1; float h1;
@@ -272,6 +278,8 @@ private:
return (h1 + h2 + h3) / 3.f; return (h1 + h2 + h3) / 3.f;
} }
float ms_to_samples(float ms) { return ms * (float)samplerate / 1000.f; } size_t ms_to_samples(float ms) {
return static_cast<size_t>(ms * samplerate / 1000.f);
}
}; };
} }