From 8a11296652c15bfa951d904d650237b085841270 Mon Sep 17 00:00:00 2001
From: David Runge <dave@sleepmap.de>
Date: Fri, 5 May 2017 00:07:52 +0200
Subject: classes/ZZZ.sc: Adding functions to convert from midi to amplitude
 and back. Removing obsolete comment.

---
 classes/ZZZ.sc | 30 +++++++++++++++++++++++++++++-
 1 file changed, 29 insertions(+), 1 deletion(-)

(limited to 'classes')

diff --git a/classes/ZZZ.sc b/classes/ZZZ.sc
index 662da36..a9f89f7 100644
--- a/classes/ZZZ.sc
+++ b/classes/ZZZ.sc
@@ -134,11 +134,39 @@ ZZZ{
 
   /**
    * Calculates frequency for supplied amplitude.
-   * Wraps call to ampToVAC -> vacToHz
    * @return frequency for corresponding amplitude
    */
   *ampcps{
     arg amplitude;
     ^this.voltagecps(this.amplitudevoltage(amplitude));
   }
+
+  /**
+   * Calculates amplitude for supplied midi note.
+   * @return amplitude for corresponding midi note, nil if < 0 or > 127
+   */
+  *midiamp{
+    arg midi;
+    if((midi < 0 ) || (midi >127), {
+      ^nil;
+    },{
+      ^this.voltageamplitude(this.cpsvoltage(midi.midicps));
+    });
+  }
+
+  /**
+   * Calculates midi note for supplied amplitude.
+   * @return midi note for corresponding amplitude, nil if amplitude is not
+   * within the allowed octave range
+   */
+  *ampmidi{
+    arg amplitude;
+    if((amplitude <= ((noteVoltageRangeMin+1)/10)) || (amplitude > (((noteVoltageRangeMax-1)+(1/12*7))/10)), {
+      ^nil;
+    },{
+      ^this.voltagecps(this.amplitudevoltage(amplitude)).cpsmidi;
+    });
+  }
+
+
 }
-- 
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