alemi/cv-keyboard
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Various fixes. Unrolled single line loops.

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əlemi 2019-07-04 16:11:44 +02:00
parent 3949ea64f0
commit 3a1368b8be
1 changed files with 39 additions and 21 deletions
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60
cvkeyboard.ino
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@ -12,6 +12,7 @@
#define MAXKEYS 48 #define MAXKEYS 48
#define MAXDPAD 3 #define MAXDPAD 3
#define MAXSTEP 16 #define MAXSTEP 16
#define NBITS 6
MIDI_CREATE_DEFAULT_INSTANCE(); MIDI_CREATE_DEFAULT_INSTANCE();
@ -39,8 +40,8 @@ int SEND[3] = { // Pins used as sender for capacitive touch buttons
5, 4, 16 }; 5, 4, 16 };
int RECEIVE[3] = { // Pins used as receiver for capacitive touch buttons int RECEIVE[3] = { // Pins used as receiver for capacitive touch buttons
6, 1, 17 }; 6, 1, 17 };
int LEDS[4] = { // Pins used for leds int LEDS[NBITS] = { // Pins used for leds
21, 20, 19, 18 }; 15, 3, 21, 20, 19, 18 };
int OW = 2; // Pin used for overwrite switch int OW = 2; // Pin used for overwrite switch
int DEL = -1; // Pin used for delete button int DEL = -1; // Pin used for delete button
int ADD = 14; // Pin used for add button int ADD = 14; // Pin used for add button
@ -70,7 +71,7 @@ bool chan_up = LOW; // Only for now because I have few buttons :C
int sem_beat = 0; // Basic semaphore used to sync with MIDI beat int sem_beat = 0; // Basic semaphore used to sync with MIDI beat
int sem_gate = 0; // Basic semaphore used for gate timing int sem_gate = 0; // Basic semaphore used for gate timing
unsigned long last_gate = 0; // Gate start time for last sequencer step unsigned long last_gate = 0; // Gate start time for last sequencer step
unsigned long gate_length = 100; // ms of keypress if arpeggiator unsigned long gate_length = 1000; // ms of keypress if arpeggiator
bool dpadhit = LOW; // If any drum pad has been hit in this cycle, this is true bool dpadhit = LOW; // If any drum pad has been hit in this cycle, this is true
int npressed; // Number of keys pressed, used to avoid doing anything when no keys are pressed int npressed; // Number of keys pressed, used to avoid doing anything when no keys are pressed
bool kboard[MAXKEYS]; // Last status of keyboard bool kboard[MAXKEYS]; // Last status of keyboard
@ -81,7 +82,7 @@ CapacitiveSensor* bCap[MAXDPAD];
void setup() { void setup() {
for (int cOCTAVE = 0; cOCTAVE < 4; cOCTAVE++) pinMode(OCTAVE[cOCTAVE], OUTPUT); for (int cOCTAVE = 0; cOCTAVE < 4; cOCTAVE++) pinMode(OCTAVE[cOCTAVE], OUTPUT);
for (int cNOTE = 0; cNOTE < 12; cNOTE++) pinMode(NOTE[cNOTE], INPUT); for (int cNOTE = 0; cNOTE < 12; cNOTE++) pinMode(NOTE[cNOTE], INPUT);
for (int cLED = 0; cLED < 4; cLED++) pinMode(LEDS[cLED], OUTPUT); for (int cLED = 0; cLED < NBITS; cLED++) pinMode(LEDS[cLED], OUTPUT);
for (int cButton = 0; cButton < MAXDPAD; cButton++) { // Capacitive Buttons configuration for (int cButton = 0; cButton < MAXDPAD; cButton++) { // Capacitive Buttons configuration
bCap[cButton] = new CapacitiveSensor(SEND[cButton], RECEIVE[cButton]); // Initialized bCap[cButton] = new CapacitiveSensor(SEND[cButton], RECEIVE[cButton]); // Initialized
bCap[cButton]->set_CS_AutocaL_Millis(0xFFFFFFFF); // No recalibration bCap[cButton]->set_CS_AutocaL_Millis(0xFFFFFFFF); // No recalibration
@ -92,7 +93,7 @@ void setup() {
for (int cStat = 0; cStat < MAXKEYS; cStat++) kboard[cStat] = LOW; // All keyboard keys start LOW for (int cStat = 0; cStat < MAXKEYS; cStat++) kboard[cStat] = LOW; // All keyboard keys start LOW
MIDI.begin(MIDI_CHANNEL_OFF); MIDI.begin(MIDI_CHANNEL_OFF);
Serial.begin(115200); Serial.begin(115200); // Uncomment this if you use Hairless and set baud rate
pinMode(OW, INPUT_PULLUP); // Used for overwrite switch pinMode(OW, INPUT_PULLUP); // Used for overwrite switch
pinMode(ADD, INPUT_PULLUP); // Used for overwrite switch pinMode(ADD, INPUT_PULLUP); // Used for overwrite switch
@ -105,15 +106,17 @@ void setup() {
} }
channel = (byte) 1; channel = (byte) 1;
for (int i = 0; i < 16; i++) { // Boot up fancyness! for (int i = 0; i < 64; i++) { // Boot up fancyness! NBITS*NBITS
display(i); display(i);
delay(200); delay(50);
} }
// ONLY FOR DEBUG // ONLY FOR DEBUG
for (int chan=1; chan <= 6; chan++) for (int i=0; i<16; i++) insertStep((byte) chan - 1); for (int i=0; i<64; i++) insertStep((byte) 0);
for (int i=0; i<32; i++) insertStep((byte) 1);
for (int i=0; i<16; i++) insertStep((byte) 2);
display(10); display(0);
} }
void loop() { void loop() {
@ -125,12 +128,16 @@ void loop() {
if (sem_beat > 0) { if (sem_beat > 0) {
sem_beat--; sem_beat--;
if (sem_gate > 0) { // If step was shorter than gate, close all open notes before next step if (sem_gate > 0) { // If step was shorter than GATE, close all open notes before next step
sem_gate--; sem_gate--;
for (int chan = 0; chan < 6; chan++) { for (int chan = 0; chan < 6; chan++) {
if (mute[chan]) continue; if (mute[chan]) continue;
for (int i = 0; i < MAXKEYS; i++) if (current[chan]->kboard_s[i] && !kboard[i]) playNote(i, !current[chan]->kboard_s[i], (byte) chan+1); for (int i = 0; i < MAXKEYS; i++)
for (int i = 0; i < MAXDPAD; i++) if (current[chan]->dpad_s[i] && !dpad[i]) playDrum(i, !current[chan]->dpad_s[i], (byte) chan+1); if (current[chan]->kboard_s[i] && !kboard[i] && !current[chan]->next->kboard_s[i])
playNote(i, !current[chan]->kboard_s[i], (byte) chan+1);
for (int i = 0; i < MAXDPAD; i++)
if (current[chan]->dpad_s[i] && !dpad[i])
playDrum(i, !current[chan]->dpad_s[i], (byte) chan+1);
} }
} }
@ -154,13 +161,18 @@ void loop() {
if (channel > 3) channel = (byte) 1; if (channel > 3) channel = (byte) 1;
} }
nextStep(); nextStep(); // ALL STEPS INCREMENTED
display(current[channel-1]->stepnumber); display(current[channel-1]->stepnumber);
for (int chan = 0; chan < 6; chan++) { for (int chan = 0; chan < 6; chan++) {
if (mute[chan]) continue; if (mute[chan]) continue;
if (current[chan] != NULL) { // Play all step notes and begin counting for gate if (current[chan] != NULL) { // PLAY all step notes in all unmuted channels
for (int i = 0; i < MAXKEYS; i++) if (current[chan]->kboard_s[i] && !kboard[i]) playNote(i, current[chan]->kboard_s[i], (byte) chan+1); if (npressed < 1) // If the user is currently playing this step no note will play to avoid overruling (if monophonic)
for (int i = 0; i < MAXDPAD; i++) if (current[chan]->dpad_s[i] && !dpad[i]) playDrum(i, current[chan]->dpad_s[i], (byte) chan+1); for (int i = 0; i < MAXKEYS; i++)
if (current[chan]->kboard_s[i])
playNote(i, current[chan]->kboard_s[i], (byte) chan+1);
for (int i = 0; i < MAXDPAD; i++) // Drums are played nonetheless because drums already layered won't overrule
if (current[chan]->dpad_s[i] && !dpad[i])
playDrum(i, current[chan]->dpad_s[i], (byte) chan+1);
} }
} }
last_gate = millis(); last_gate = millis();
@ -171,8 +183,12 @@ void loop() {
sem_gate--; sem_gate--;
for (int chan = 0; chan < 6; chan++) { for (int chan = 0; chan < 6; chan++) {
if (mute[chan]) continue; if (mute[chan]) continue;
for (int i = 0; i < MAXKEYS; i++) if (current[chan]->kboard_s[i] && !kboard[i]) playNote(i, !current[chan]->kboard_s[i], (byte) chan+1); for (int i = 0; i < MAXKEYS; i++)
for (int i = 0; i < MAXDPAD; i++) if (current[chan]->dpad_s[i] && !dpad[i]) playDrum(i, !current[chan]->dpad_s[i], (byte) chan+1); if (current[chan]->kboard_s[i] && !kboard[i])
playNote(i, !current[chan]->kboard_s[i], (byte) chan+1);
for (int i = 0; i < MAXDPAD; i++)
if (current[chan]->dpad_s[i] && !dpad[i])
playDrum(i, !current[chan]->dpad_s[i], (byte) chan+1);
} }
} }
@ -190,8 +206,10 @@ void loop() {
} }
if (digitalRead(OW)) { if (digitalRead(OW)) {
if (npressed > 0) for (int i = 0; i < MAXKEYS; i++) current[channel-1]->kboard_s[i] = kboard[i]; if (npressed > 0) for (int i = 0; i < MAXKEYS; i++)
if (dpadhit) for (int i = 0; i < MAXDPAD; i++) current[channel-1]->dpad_s[i] = dpad[i]; current[channel-1]->kboard_s[i] = kboard[i];
if (dpadhit) for (int i = 0; i < MAXDPAD; i++)
current[channel-1]->dpad_s[i] = dpad[i] || current[channel-1]->dpad_s[i]; // Drum hits aren't exclusive!
current[channel-1]->clean = LOW; current[channel-1]->clean = LOW;
} }
} }
@ -211,7 +229,7 @@ octst scan(int nOct) { // This function reads the 12 NOTE pins and retu
} }
void display(int number){ void display(int number){
for(int i = 0; i < 4; i++) { for(int i = 0; i < NBITS; i++) {
digitalWrite(LEDS[i], number & (unsigned short) 1); digitalWrite(LEDS[i], number & (unsigned short) 1);
number = number >> 1; number = number >> 1;
} }