small refactor

Cargo.toml

@@ -17,7 +17,7 @@ serde_json    = "1.0"
 ringbuf       = "0.2.2"
 triple_buffer = "5.0.6"
 #hexotk        = { optional = true, git = "https://github.com/WeirdConstructor/HexoTK.git" }
-hexotk        = { optional = true, path = "../hexotk" }
+#hexotk        = { optional = true, path = "../hexotk" }
 hound         = "3.4.0"
 
 [dev-dependencies]

src/dsp/node_sampl.rs

@@ -132,6 +132,7 @@ impl Sampl {
                 is_playing = true;
             }
 
+            let s =
                 if is_playing {
                     let playback_speed =
                         denorm::Sampl::freq(freq, frame) / 440.0;
@@ -199,9 +200,13 @@ impl Sampl {
                         // played past end => stop playing.
                         is_playing = false;
                     }
+
+                    s
                 } else {
-                out.write(frame, 0.0);
-            }
+                    0.0
+                };
+
+            out.write(frame, s);
         }
 
         self.is_playing = is_playing;