Added whiteNoise

gecko0307 · Feb 7, 2016 · d66ea02 · d66ea02
1 parent 42cdda7
commit d66ea02
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/dlib/audio/synth.d b/dlib/audio/synth.d
@@ -29,8 +29,22 @@ DEALINGS IN THE SOFTWARE.
 module dlib.audio.synth;
 
 import std.math;
+import std.random;
 import dlib.audio.sound;
 
+/* 
+ * Generate random audio signal
+ * snd - sound
+ * ch - channel to fill (beginning from 0)
+ */
+void whiteNoise(Sound snd, uint ch)
+{
+    foreach(i; 0..snd.size)
+    {
+        snd[ch, i] = uniform(-1.0f, 1.0f);
+    }
+}
+
 /*
  * Fill the sound with simple sinewave tone.
  * snd - sound