From 9a32844440a61cda53649eaeb8925abbb2ab0a9e Mon Sep 17 00:00:00 2001
From: Leon <johnson.leon.t@gmail.com>
Date: Tue, 15 Jul 2025 16:10:24 -0400
Subject: [PATCH] add noise parameter

---
 lib/Engine_MxSamples.sc | 19 +++++++++++++++----
 lib/mx.samples.lua      | 10 ++++++++--
 2 files changed, 23 insertions(+), 6 deletions(-)

diff --git a/lib/Engine_MxSamples.sc b/lib/Engine_MxSamples.sc
index 15fbb5a..651edb6 100644
--- a/lib/Engine_MxSamples.sc
+++ b/lib/Engine_MxSamples.sc
@@ -67,10 +67,10 @@ Engine_MxSamples : CroneEngine {
 				arg outDelay,outReverb,bufnum, amp=0.0, t_trig=0,envgate=1,name=1,
 				attack=0.015,decay=1,release=2,sustain=0.9,
 				sampleStart=0,sampleEnd=1,rate=1,pan=0,
-				lpf=20000,hpf=10,delaySend=0,reverbSend=0;
+				lpf=20000,hpf=10,delaySend=0,reverbSend=0, noiseLevel=0;
 
 				// vars
-				var ender,snd;
+				var ender,snd, noise;
 
 				ender = EnvGen.ar(
 					Env.new(
@@ -95,6 +95,16 @@ Engine_MxSamples : CroneEngine {
 				]);
 				snd = snd * amp * ender;
 
+				// Noise
+				noise = HPF.ar(in: Mix.new([PinkNoise.ar(0.5), Dust.ar(5,1)]),
+											 freq: 2000,
+											 mul: Amplitude.kr(snd,
+											 									 attackTime: 0.1,
+											 									 releaseTime: 0.5,
+																				 mul: noiseLevel));
+				
+				snd = Mix.new([snd, noise]);
+
 				// SendTrig.kr(Impulse.kr(1),name,1);
 				DetectSilence.ar(snd,doneAction:2);
 				// just in case, release after 1 minute
@@ -140,7 +150,7 @@ Engine_MxSamples : CroneEngine {
 			sampleBuffMxSamples[msg[1]] = Buffer.read(context.server,msg[2]);
 		});
 
-		this.addCommand("mxsampleson","iiffffffffffff", { arg msg;
+		this.addCommand("mxsampleson","iifffffffffffff", { arg msg;
 			var name=msg[1];
 			if (mxsamplesVoices.at(name)!=nil,{
 				if (mxsamplesVoices.at(name).isRunning==true,{
@@ -166,7 +176,8 @@ Engine_MxSamples : CroneEngine {
 					\hpf,msg[11],
 					\delaySend,msg[12],
 					\reverbSend,msg[13],
-					\sampleStart,msg[14] ]).onFree({
+					\sampleStart,msg[14],
+					\noiseLevel,msg[15] ]).onFree({
 					("freed "++name).postln;
 					NetAddr("127.0.0.1", 10111).sendMsg("voice",name,0);
 				});
diff --git a/lib/mx.samples.lua b/lib/mx.samples.lua
index 9aa46b4..0f3c7bd 100644
--- a/lib/mx.samples.lua
+++ b/lib/mx.samples.lua
@@ -116,7 +116,7 @@ function MxSamples:new(args)
   end
 
   -- add parameters
-  params:add_group("MX.SAMPLES",19)
+  params:add_group("MX.SAMPLES",20)
   local filter_freq=controlspec.new(20,20000,'exp',0,20000,'Hz')
   params:add {
     type='control',
@@ -208,6 +208,11 @@ function MxSamples:new(args)
     id="mxsamples_sample_start",
     name="sample start",
   controlspec=controlspec.new(0,1000,'lin',0,0,'ms',1/1000)}
+  params:add {
+    type = "control",
+    id = "mxsamples_noise_level",
+    name = "noise level",
+  controlspec = controlspec.new(0, 10, 'lin', 0, 0, 'x', 0.01)}
   params:add {
     type='control',
     id="mxsamples_play_release",
@@ -428,7 +433,8 @@ function MxSamples:on(d)
       d.hpf or params:get("mxsamples_hpf_mxsamples"),
       d.delay_send or params:get("mxsamples_delay_send")/100,
       d.reverb_send or params:get("mxsamples_reverb_send")/100,
-    d.sample_start or params:get("mxsamples_sample_start"))
+      d.sample_start or params:get("mxsamples_sample_start"),
+      d.noise_level or params:get("mxsamples_noise_level"))
   end
 
   -- load sample if not loaded