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@ -61,30 +61,24 @@ AudioConnection patchCord3(delay1, 0, mixer1, 1); |
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AudioConnection patchCord4(delay1, 0, mixer2, 2); |
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AudioConnection patchCord5(mixer1, delay1); |
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AudioConnection patchCord6(mixer1, 0, mixer2, 1); |
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AudioAmplifier volume_r; |
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AudioAmplifier volume_l; |
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AudioConnection patchCord7(mixer2, volume_r); |
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AudioConnection patchCord8(mixer2, volume_l); |
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#if defined(TEENSY_AUDIO_BOARD) |
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AudioOutputI2S i2s1; |
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AudioConnection patchCord7(mixer2, 0, i2s1, 0); |
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AudioConnection patchCord8(mixer2, 0, i2s1, 1); |
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AudioConnection patchCord9(volume_r, 0, i2s1, 0); |
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AudioConnection patchCord10(volume_l, 0, i2s1, 1); |
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AudioControlSGTL5000 sgtl5000_1; |
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#elif defined(TGA_AUDIO_BOARD) |
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AudioOutputI2S i2s1; |
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AudioAmplifier volume_r; |
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AudioAmplifier volume_l; |
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AudioConnection patchCord7(mixer2, volume_r); |
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AudioConnection patchCord8(mixer2, volume_l); |
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AudioConnection patchCord9(volume_r, 0, i2s1, 1); |
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AudioConnection patchCord10(volume_l, 0, i2s1, 0); |
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AudioControlWM8731master wm8731_1; |
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#else |
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AudioOutputPT8211 pt8211_1; |
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AudioAmplifier volume_master; |
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AudioAmplifier volume_r; |
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AudioAmplifier volume_l; |
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AudioConnection patchCord7(mixer2, 0, volume_master, 0); |
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AudioConnection patchCord8(volume_master, volume_r); |
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AudioConnection patchCord9(volume_master, volume_l); |
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AudioConnection patchCord10(volume_r, 0, pt8211_1, 0); |
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AudioConnection patchCord11(volume_l, 0, pt8211_1, 1); |
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AudioConnection patchCord9(volume_r, 0, pt8211_1, 0); |
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AudioConnection patchCord10(volume_l, 0, pt8211_1, 1); |
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#endif |
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Dexed* dexed = new Dexed(SAMPLE_RATE); |
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@ -157,13 +151,13 @@ void setup() |
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#ifdef TEENSY_AUDIO_BOARD |
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sgtl5000_1.enable(); |
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//sgtl5000_1.dacVolumeRamp();
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sgtl5000_1.dacVolumeRampLinear(); |
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sgtl5000_1.dacVolumeRamp(); |
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//sgtl5000_1.dacVolumeRampLinear();
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//sgtl5000_1.dacVolumeRampDisable();
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sgtl5000_1.unmuteHeadphone(); |
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sgtl5000_1.unmuteLineout(); |
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sgtl5000_1.autoVolumeDisable(); // turn off AGC
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sgtl5000_1.volume(0.5,0.5); // Headphone volume
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sgtl5000_1.volume(0.5, 0.5); // Headphone volume
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sgtl5000_1.lineOutLevel(SGTL5000_LINEOUT_LEVEL); |
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sgtl5000_1.audioPostProcessorEnable(); |
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sgtl5000_1.autoVolumeControl(1, 1, 1, 0.9, 0.01, 0.05); |
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@ -182,8 +176,6 @@ void setup() |
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Serial.println(F("PT8211 enabled.")); |
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#endif |
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set_volume(configuration.vol, configuration.pan); |
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// start SD card
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SPI.setMOSI(SDCARD_MOSI_PIN); |
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SPI.setSCK(SDCARD_SCK_PIN); |
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@ -222,22 +214,25 @@ void setup() |
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} |
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#endif |
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// Init effects
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delay1.delay(0, mapfloat(effect_delay_feedback, 0, ENC_DELAY_TIME_STEPS, 0.0, DELAY_MAX_TIME)); |
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// mixer1 is the feedback-adding mixer, mixer2 the whole delay (with/without feedback) mixer
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mixer1.gain(0, 1.0); // original signal
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mixer1.gain(1, mapfloat(effect_delay_feedback, 0, ENC_DELAY_FB_STEPS, 0.0, 1.0)); // amount of feedback
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mixer2.gain(0, 1.0 - mapfloat(effect_delay_volume, 0, ENC_DELAY_VOLUME_STEPS, 0.0, 1.0)); // original signal
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mixer2.gain(1, mapfloat(effect_delay_volume, 0, ENC_DELAY_VOLUME_STEPS, 0.0, 1.0)); // delayed signal (including feedback)
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mixer2.gain(2, mapfloat(effect_delay_volume, 0, ENC_DELAY_VOLUME_STEPS, 0.0, 1.0)); // only delayed signal (without feedback)
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dexed->fx.Gain = 1.0; |
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dexed->fx.Reso = 1.0 - float(effect_filter_resonance) / ENC_FILTER_RES_STEPS; |
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dexed->fx.Cutoff = 1.0 - float(effect_filter_cutoff) / ENC_FILTER_CUT_STEPS; |
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// load default SYSEX data
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load_sysex(configuration.bank, configuration.voice); |
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} |
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// Init effects
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delay1.delay(0, mapfloat(effect_delay_feedback, 0, ENC_DELAY_TIME_STEPS, 0.0, DELAY_MAX_TIME)); |
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// mixer1 is the feedback-adding mixer, mixer2 the whole delay (with/without feedback) mixer
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mixer1.gain(0, 1.0); // original signal
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mixer1.gain(1, mapfloat(effect_delay_feedback, 0, ENC_DELAY_FB_STEPS, 0.0, 1.0)); // amount of feedback
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mixer2.gain(0, 1.0 - mapfloat(effect_delay_volume, 0, ENC_DELAY_VOLUME_STEPS, 0.0, 1.0)); // original signal
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mixer2.gain(1, mapfloat(effect_delay_volume, 0, ENC_DELAY_VOLUME_STEPS, 0.0, 1.0)); // delayed signal (including feedback)
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mixer2.gain(2, mapfloat(effect_delay_volume, 0, ENC_DELAY_VOLUME_STEPS, 0.0, 1.0)); // only delayed signal (without feedback)
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dexed->fx.Gain = 1.0; |
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dexed->fx.Reso = 1.0 - float(effect_filter_resonance) / ENC_FILTER_RES_STEPS; |
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dexed->fx.Cutoff = 1.0 - float(effect_filter_cutoff) / ENC_FILTER_CUT_STEPS; |
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// set initial volume and pan (read from EEPROM)
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set_volume(configuration.vol, configuration.pan); |
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#ifdef I2C_DISPLAY |
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enc[0].write(map(configuration.vol * 100, 0, 100, 0, ENC_VOL_STEPS)); |
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enc_val[0] = enc[0].read(); |
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@ -721,14 +716,11 @@ void set_volume(float v, float p) |
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Serial.println(pow(configuration.vol * cosf( configuration.pan * PI / 2), VOLUME_CURVE), 3); |
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#endif |
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dexed->fx.Gain = v; |
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// http://files.csound-tutorial.net/floss_manual/Release03/Cs_FM_03_ScrapBook/b-panning-and-spatialization.html
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#ifdef TEENSY_AUDIO_BOARD |
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sgtl5000_1.dacVolume(pow(v * sinf(p * PI / 2), VOLUME_CURVE), pow(v * cosf(p * PI / 2), VOLUME_CURVE)); |
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#else |
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volume_master.gain(VOLUME_CURVE); |
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volume_r.gain(sinf(p * PI / 2)); |
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volume_l.gain(cosf(p * PI / 2)); |
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#endif |
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} |
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// https://www.dr-lex.be/info-stuff/volumecontrols.html#table1
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