Fixed a few small things.

src/dawn/games/vn/events/VNSetEvent.hpp

@@ -10,18 +10,18 @@ namespace Dawn {
   template<typename T>
   class VNSetEvent : public VNAnimateEvent<T> {
     public:
-      T *modifies = nullptr;
+      StateProperty<T> *modifies = nullptr;
 
     protected:
       void onStart() override {
         assertNotNull(this->modifies);
-        this->from = *modifies;
+        this->from = modifies->getValue();
         
         VNAnimateEvent<T>::onStart();
       }
 
       void setValue(T value) override {
-        *modifies = value;
+        modifies->setValue(value);
       }
   };
 }

src/dawn/state/StateProperty.hpp

@@ -110,6 +110,26 @@ namespace Dawn {
         return this->_realValue;
       }
 
+      /**
+       * Provides an alternate way to set the value, e.g. if using the equals
+       * operator is not possible.
+       * 
+       * @param val Value to set on this property.
+       */
+      void setValue(V val) {
+        this->setInternal(val);
+      }
+
+      /**
+       * Provides an alternate way to get the value, e.g. if using the equals
+       * operator is not possible.
+       * 
+       * @return The value of this property.
+       */
+      V getValue() {
+        return this->_realValue;
+      }
+
       /**
        * Destructor for StateProperty.
        */