math: Move lerp function into SGMisc.

[simgear.git] / simgear / sound / sample_group.hxx

diff --git a/simgear/sound/sample_group.hxx b/simgear/sound/sample_group.hxx
index 59d42b323e8cacbea970ef1e0cb84790be4781d6..56f1bd450c69eb65bb383662054fe5d61c292c0f 100644 (file)
--- a/simgear/sound/sample_group.hxx
+++ b/simgear/sound/sample_group.hxx
@@ -85,7 +85,7 @@ public:
     /**
      * Destructor
      */
-    ~SGSampleGroup ();
+    virtual ~SGSampleGroup ();
 
     /**
      * Set the status of this sample group to active.
@@ -180,7 +180,7 @@ public:
     /**
      * Request to stop playing the refered audio sample.
      * @param refname Reference name of the audio sample to stop
-     * @return true if the audio sample exsists and is scheduled to stop
+     * @return true if the audio sample exists and is scheduled to stop
      */
     bool stop( const string& refname );