Forgot a couple necessary files

entity.cpp

@@ -0,0 +1,15 @@
+#include "entity.h"
+
+// These are in a .cpp file solely because inline destructors can cause
+// problems for some compilers
+
+Entity::Entity()
+{
+
+}
+
+
+Entity::~Entity()
+{
+
+}

entity.h

@@ -0,0 +1,25 @@
+/* An entity is any object that needs to animate, or be clickable, or that we
+ * want to handle its own rendering. We can keep them all in a single list, and
+ * render/iterate them in a loop
+ */
+
+#ifndef _ENTITY_H_
+#define _ENTITY_H_
+
+#include <SDL.h>
+
+class Entity
+{
+ public:
+    Entity();
+    virtual ~Entity();
+
+    virtual bool init() = 0;
+    virtual void render(SDL_Surface* display) = 0;
+    virtual void iterate() = 0;
+
+ protected:
+    
+};
+
+#endif