Add virtual destructors to Renderable and Uniform

[libs/gl.git] / source / renderable.h

diff --git a/source/renderable.h b/source/renderable.h
index aeee1666dc34f54ba441da0793607d786ea1cb28..b83fdb0dfc59747400d63434372299188015cec1 100644 (file)
--- a/source/renderable.h
+++ b/source/renderable.h
@@ -16,10 +16,12 @@ namespace GL {
 
 class Renderable
 {
+protected:
+       Renderable() { }
 public:
-       virtual int get_order() const { return 0; }
-       virtual bool has_pass(const Tag &tag) const =0;
+       virtual ~Renderable() { }
 
+       virtual bool has_pass(const Tag &tag) const =0;
        virtual void render(const Tag &tag=Tag()) const =0;
 };