quick fix

include/physics/collision/collision_component.h

@@ -17,7 +17,7 @@ namespace gdw{
         collision_component(engine &engine, entity &owner, gdw::collision_shape* col_shape);
 		~collision_component();
 		
-        gdw::collision_shape* collision_shape() {return collision_shape_;}
+        gdw::collision_shape* collision_shape() {return collision_shape_.get();}
         void set_trigger(std::function<void()> trigger) {trigger_ = trigger;}
         void call_trigger() {trigger_();}
 
@@ -25,7 +25,7 @@ namespace gdw{
             return gdw::type_id<gdw::collision_component>();
         }
 	private:
-        gdw::collision_shape* collision_shape_;
+        std::unique_ptr<gdw::collision_shape> collision_shape_;
         std::function<void()> trigger_;
 	};
 }

src/physics/collision/collision_component.cpp

@@ -10,7 +10,7 @@ namespace gdw{
     collision_component::collision_component(engine& engine, entity& owner, gdw::collision_shape* col_shape):
             component(engine,owner) {
         engine_.physics_system().register_collision_component(this);
-        collision_shape_ = col_shape;
+        collision_shape_ = std::move(std::unique_ptr<gdw::collision_shape>(col_shape));
         collision_shape_->set_owner(&owner);
 	}