From 1d6759b13545cceea79800b560d6d4219ef3730f Mon Sep 17 00:00:00 2001
From: Leonard Tirulnikov <len@speednoisemovement.com>
Date: Sat, 9 Jul 2011 17:11:45 -0400
Subject: [PATCH] Can now change frequency while sample is playing without
 stutter

---
 dsp.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/dsp.js b/dsp.js
index bfee29d..20d28cf 100644
--- a/dsp.js
+++ b/dsp.js
@@ -935,8 +935,10 @@ Sampler.prototype.generate = function() {
 };
 
 Sampler.prototype.setFreq = function(frequency) {
-  this.frequency = frequency;
-  this.step = this.frequency / this.rootFrequency;
+    var totalProcessed = this.samplesProcessed * this.step;
+    this.frequency = frequency;
+    this.step = this.frequency / this.rootFrequency;
+    this.samplesProcessed = Math.round(totalProcessed/this.step);
 };
 
 Sampler.prototype.reset = function() {