Some more work on this

include/openspace/rendering/renderable.h

@@ -72,6 +72,7 @@ public:
 
     virtual bool isReady() const = 0;
     bool isEnabled() const;
+    bool shouldUpdateIfDisabled() const;
 
     void setBoundingSphere(float boundingSphere);
     float boundingSphere() const;
@@ -99,6 +100,8 @@ protected:
     properties::FloatProperty _boundingSphere;
     properties::StringProperty _renderableType;
 
+    bool _shouldUpdateIfDisabled = false;
+
     void setRenderBinFromOpacity();
     void registerUpdateRenderBinFromOpacity();