// use led state buffer and dirty flags
static void monome_ring_enc_loopback(void* op, u32 edata) {
u8 n;
s8 val;
monome_ring_enc_parse_event_data(edata, &n, &val);
if(val > 0) {
monomeLedBuffer[val + (n<<6)] = 15;
monomeFrameDirty |= (1<<n);
}
}
// handler for arc encoders event, gets called whenever an encoder is turned
static void handler_MonomeRingEnc(s32 data) {
u8 n;
s8 delta;
monome_ring_enc_parse_event_data(data, &n, &delta);
// n will be the encoder # 0..3
// delta is a signed value which indicates how much the encoder was turned
// clockwise movement will generate positive delta, CCW - negative
// i find that for simple tasks you might want to "desensitize" the input a bit
// the following block achieves that by accumulating delta and only reacting to it when it passes the threshold
// you might want to adjust or change this for your specific needs
encoderDelta[n] += abs(delta);
if (encoderDelta[n] < ENCODER_DELTA_SENSITIVITY)
return;
encoderDelta[n] = 0;
// example on processing encoder events - here we update values array accordingly and refresh the arc
// don't do anything too long here - for long operations consider using timers
switch(n)
{
case 0: // first encoder turned
if (delta > 0) // turned clockwise
{
if (values[0] < 64) values[0]++;
}
else // turned counter clockwise
{
if (values[0] > 0) values[0]--;
}
break;
case 1: // second encoder turned
if (delta > 0) // turned clockwise
{
if (values[1] < 64) values[1]++;
}
else // turned counter clockwise
{
if (values[1] > 0) values[1]--;
}
break;
case 2: // third encoder turned
if (delta > 0) // turned clockwise
{
if (values[2] < 64) values[2]++;
}
else // turned counter clockwise
{
if (values[2] > 0) values[2]--;
}
break;
case 3: // fourth encoder turned
if (delta > 0) // turned clockwise
{
if (values[3] < 64) values[3]++;
}
else // turned counter clockwise
{
if (values[3] > 0) values[3]--;
}
break;
}
updateArc();
updateCvOuts();
}
