From 7f5714503539f8ab9198e816f9947c3b2a94a4f9 Mon Sep 17 00:00:00 2001
From: Oleksiy <sleepy@sleepy.kiev.ua>
Date: Sun, 13 Sep 2026 22:05:54 +0300
Subject: [PATCH] WIP accent

---
 Acid/Acid.ino | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/Acid/Acid.ino b/Acid/Acid.ino
index b69293b..d2359b0 100644
--- a/Acid/Acid.ino
+++ b/Acid/Acid.ino
@@ -7,7 +7,7 @@
 // This code is licenced under GPL v3 or later
 
 // todo:
-// add accent handling
+// debug accent handling that overloads the filter
 // bring back manual triggering (test conflicts with midi)
 // add overdrive
 
@@ -121,10 +121,15 @@ byte MIDIChannel;
 byte memCode = "a"; //a = MIDI Channel stored in 1023
 int driveAmount;
 byte notePlaying;
+bool accent = false;
 
 void MIDINoteOn(byte channel, byte note, byte velocity) {
   notePlaying = note;
   noteFreq = Q16n16_mtof((int) note);
+
+  if (velocity >= 127) {
+    accent = true;
+  }
   
   if (!MIDINotePlaying || !droneSwitchVal) {
     glide.setTime(2); //4 at 256, 2 at 512 control rate to avoid portamento glitches caused by 0
@@ -143,6 +148,7 @@ void MIDINoteOff(byte channel, byte note, byte velocity) {
   if (note == notePlaying || !droneSwitchVal) {
     MIDINotePlaying = false;
     digitalWrite(LED, HIGH);
+    accent = false;
   }
 }
 
@@ -261,16 +267,16 @@ void updateControl(){
   int CVInVal = mozziAnalogRead(CVIn);
 
   //Remap the values and assign to parameters
-  int cutoff = kMapCutoff(knob1Val);
-  int resonance = kMapResonance(knob2Val);
+  int cutoff = accent? 100 : kMapCutoff(knob1Val);
+  int resonance = accent? 255 : kMapResonance(knob2Val);
   int envMod = kMapEnvMod(knob3Val);
   driveAmount = kMapDrive(knob4Val);
 
   //Update Envelope Settings
   int attackTime = kMapAttack(knobAVal);
   int decayReleaseTime = kMapDecay(knobDRVal);
-  kEnvelope.setDecay(decayReleaseTime);
-  kEnvelope.setAttack(attackTime);
+  kEnvelope.setDecay(accent? 400 : decayReleaseTime);
+  kEnvelope.setAttack(accent? 3 : attackTime);
 
   //Calculate makeup Gain
   //makeupGain = (256L * 127) / (127 + driveAmount); // Q8 fixed-point compensation factor
@@ -283,7 +289,7 @@ void updateControl(){
   
   int env = kEnvelope.next();
 
-  gain = env;
+  gain = accent? env * 2 : env;
 
   lpfr.setCutoffFreqAndResonance(constrain(cutoff + (((long)env * envMod * cutoff)>>16), 0, 255), resonance);