+ Vector<int> offset(
+ (screen->w - background->w) / 2,
+ (screen->h - background->h) / 2);
+
+ RenderBackground(screen, offset);
+ RenderMonsters(screen, offset);
+ RenderHeroes(screen, offset);
+}
+
+void BattleState::RenderBackground(SDL_Surface *screen, const Vector<int> &offset) {