88 lines
1.9 KiB
Plaintext
88 lines
1.9 KiB
Plaintext
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#include "synth.h"
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typedef struct Pipe {
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FMVoice v;
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short patchNumber;
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float gain;
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short pixel;
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} Pipe;
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Pipe Chanter;
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Pipe Drones[3];
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Pipe Regulators[3];
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AudioMixer4 mixDrones;
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AudioMixer4 mixRegulators;
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void PipeIncPatch(Pipe *p, int inc) {
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// wrap
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int bankSize = sizeof(Bank) / sizeof(Bank[0]);
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p->patchNumber = (p->patchNumber + inc + bankSize) % bankSize;
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FMPatch *p = &Bank[p->patchNumber];
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FMVoiceLoadPatch(&Chanter, p);
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trellis.setPixelColor(7 - i, trellis.ColorHSV(22222, 255, (p->patchNumber)?40:0));
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}
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void pitchAdjust(int adj) {
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// Pitch adjust if playing A
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if (!note || (note == NOTE_A4)) {
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switch (buttons) {
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case 3:
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pitchAdjust = INIT_PITCH_ADJUST;
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break;
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case 2:
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pitchAdjust += 4;
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break;
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case 1:
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pitchAdjust -= 4;
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break;
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}
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}
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float adj = pow(2, pitchAdjust / 32768.0);
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setupJustPitches(NOTE_D4, PITCH_D4*adj);
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trellis.setPixelColor(BUTTON_PITCH, trellis.ColorHSV(uint16_t(pitchAdjust), 255, 80));
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if (!note || (note == NOTE_G4)) {
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// Volume adjust if playing G
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switch (buttons) {
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case 3:
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chanterGain = INIT_GAIN;
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break;
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case 2:
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chanterGain = min(chanterGain+0.005, 1.0);
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break;
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case 1:
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chanterGain = max(chanterGain-0.005, 0.0);
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break;
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}
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}
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for (int i=0; i<3; i++) {
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mixL.gain(i, chanterGain);
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mixR.gain(i, chanterGain);
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}
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trellis.setPixelColor(BUTTON_VOLUME, trellis.ColorHSV(uint16_t(chanterGain * 65535), 255, 80));
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if (!note || (note == NOTE_CS5)) {
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if (buttons == 3) {
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patch = INIT_PATCH;
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} else if (trellis.justPressed(BUTTON_DOWN)) {
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patch -= 1;
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} else if (trellis.justPressed(BUTTON_UP)) {
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patch += 1;
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}
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oled.clear(PAGE);
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oled.setFontType(0);
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oled.setCursor(0, 0);
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oled.print(p->name);
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oled.setCursor(0, 10);
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oled.print("Patch ");
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oled.print(patch);
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oled.display();
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}
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}
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