Added exp-curve for filter resonance setting.

pull/4/head
Holger Wirtz 6 years ago
parent 298ae13c8c
commit 7cee3b5c87
  1. 9
      MicroDexed.ino
  2. 6
      UI.cpp

@ -109,7 +109,7 @@ elapsedMillis midi_timing_timestep;
uint16_t midi_timing_quarter = 0;
elapsedMillis long_button_pressed;
uint8_t effect_filter_frq = ENC_FILTER_FRQ_STEPS;
uint8_t effect_filter_resonance = (0.07 * ENC_FILTER_RES_STEPS / 4.3) + 0.5;
uint8_t effect_filter_resonance = ENC_FILTER_RES_STEPS;
uint8_t effect_filter_octave = (1.0 * ENC_FILTER_RES_STEPS / 8.0) + 0.5;
uint8_t effect_delay_time = 0;
uint8_t effect_delay_feedback = 0;
@ -234,14 +234,15 @@ void setup()
// Init effects
filter1.frequency(EXP_FUNC((float)map(effect_filter_frq, 0, ENC_FILTER_FRQ_STEPS, 0, 1024) / 150.0) * 10.0 + 80.0);
filter1.resonance(mapfloat(effect_filter_resonance, 0, ENC_FILTER_RES_STEPS, 0.7, 5.0));
//filter1.resonance(mapfloat(effect_filter_resonance, 0, ENC_FILTER_RES_STEPS, 0.7, 5.0));
filter1.resonance(EXP_FUNC(mapfloat(effect_filter_resonance, 0, ENC_FILTER_RES_STEPS, 0.7, 5.0))*0.044+0.61);
filter1.octaveControl(mapfloat(effect_filter_octave, 0, ENC_FILTER_OCT_STEPS, 0.0, 7.0));
delay1.delay(0, mapfloat(effect_delay_feedback, 0, ENC_DELAY_TIME_STEPS, 0.0, DELAY_MAX_TIME));
// mixer1 is the feedback-adding mixer, mixer2 the whole delay (with/without feedback) mixer
mixer1.gain(0, 1.0); // original signal
mixer1.gain(1, mapfloat(effect_delay_feedback, 0, 99, 0.0, 1.0)); // delay tap1 signal (feedback loop)
mixer1.gain(1, mapfloat(effect_delay_feedback, 0, 99, 0.0, 1.0)); // amount of feedback
mixer2.gain(0, 1.0); // original signal
mixer2.gain(1, mapfloat(effect_delay_volume, 0, 99, 0.0, 1.0)); // delay tap1 signal (with added feedback)
mixer2.gain(1, mapfloat(effect_delay_volume, 0, 99, 0.0, 1.0)); // delayed signal (including feedback)
// load default SYSEX data
load_sysex(bank, voice);

@ -303,10 +303,12 @@ void handle_ui(void)
else if (enc[i].read() > ENC_FILTER_RES_STEPS)
enc[i].write(ENC_FILTER_RES_STEPS);
effect_filter_resonance = enc[i].read();
filter1.resonance(mapfloat(effect_filter_resonance, 0, ENC_FILTER_RES_STEPS, 0.7, 5.0));
//filter1.resonance(mapfloat(effect_filter_resonance, 0, ENC_FILTER_RES_STEPS, 0.7, 5.0));
filter1.resonance(EXP_FUNC(mapfloat(effect_filter_resonance, 0, ENC_FILTER_RES_STEPS, 0.7, 5.0))*0.044+0.61);
#ifdef DEBUG
Serial.print(F("Setting filter resonance to: "));
Serial.println(mapfloat(effect_filter_resonance, 0, ENC_FILTER_RES_STEPS, 0.7, 5.0), 2);
Serial.println(EXP_FUNC(mapfloat(effect_filter_resonance, 0, ENC_FILTER_RES_STEPS, 0.7, 5.0))*0.044+0.61, 2);
#endif
break;
case UI_MAIN_FILTER_OCT:

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