enable safe support for motion hints

[inkscape.git] / src / display / nr-light.h

diff --git a/src/display/nr-light.h b/src/display/nr-light.h
index 61c3c3909e1e37658474cafaa69fb042531142a8..6c73a0a683cf52a726b38894e811f133a4a426f7 100644 (file)
--- a/src/display/nr-light.h
+++ b/src/display/nr-light.h
@@ -35,7 +35,7 @@ class DistantLight {
          * \param lighting_color the lighting_color used
          */
         DistantLight(SPFeDistantLight *light, guint32 lighting_color);
-        ~DistantLight();
+        virtual ~DistantLight();
         
         /**
          * Computes the light vector of the distant light
@@ -69,7 +69,7 @@ class PointLight {
          * employed in the rendering)
          */
         PointLight(SPFePointLight *light, guint32 lighting_color, const Matrix &trans);
-        ~PointLight();
+        virtual ~PointLight();
         /**
          * Computes the light vector of the distant light at point (x,y,z).
          * x, y and z are given in the arena_item coordinate, they are used as
@@ -109,7 +109,7 @@ class SpotLight {
          * employed in the rendering)
          */
         SpotLight(SPFeSpotLight *light, guint32 lighting_color, const Matrix &trans);
-        ~SpotLight();
+        virtual ~SpotLight();
 
         /**
          * Computes the light vector of the distant light at point (x,y,z).