Add a virtual destructor for ColourProvider

stevenlovegrove · Jul 19, 2022 · 5118b22 · 5118b22
1 parent 2872e7d
commit 5118b22
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/components/pango_opengl/include/pangolin/gl/colour.h b/components/pango_opengl/include/pangolin/gl/colour.h
@@ -148,6 +148,9 @@ class ColourProvider
 
     /// Reset colours
     virtual void Reset() = 0;
+
+    /// Virtual destructor to ensure correct destruction of derived classes
+    virtual ~ColourProvider() = default;
 };
 
 /// A ColourWheel is like a continuous colour palate that can be sampled.