From 53ad1c95041e24d647bf8b5d3489220c03a73d30 Mon Sep 17 00:00:00 2001
From: Dooho Yi <pilotedeguerre@gmail.com>
Date: Sat, 21 May 2022 05:51:32 +0900
Subject: [PATCH] add individual volume control for teensy

---
 @sampler/src/main.cpp | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/@sampler/src/main.cpp b/@sampler/src/main.cpp
index 66850d7..63bfbad 100644
--- a/@sampler/src/main.cpp
+++ b/@sampler/src/main.cpp
@@ -244,14 +244,17 @@ void receiveEvent(int numBytes) {
     // sample_now = key;
     //
     int velocity = str_velocity.toInt();   // 0 ~ 127
-    float amp_gain = (float)velocity / 127.0;
-    //
-    amp_gain = amp_gain * GAIN_FACTOR;
-    //
-    amp1.gain(amp_gain);
-    amp2.gain(amp_gain);
-    //
     int gate = str_gate.toInt();
+    //
+    if (velocity != 0 || gate == 2) {
+      float amp_gain = (float)velocity / 127.0;
+      //
+      amp_gain = amp_gain * GAIN_FACTOR;
+      //
+      amp1.gain(amp_gain);
+      amp2.gain(amp_gain);
+    }
+    //
     if (gate == 1) { //on 'start'
       // filter out re-triggering same note while it is playing.
       if (!playSdWav1.isPlaying() || sample_now != key) {