Function AddToCache

src/cache.cpp:132–141

	}

	BitmapRef AddToCache(const std::string& key, BitmapRef bmp) {
		if (bmp) {
			cache_size += bmp->GetSize();
#ifdef CACHE_DEBUG
			Output::Debug("Bitmap cache size (Add): {}", cache_size / 1024.0 / 1024.0);
#endif
		}

		return (cache[key] = {bmp, Game_Clock::GetFrameTime()}).bitmap;
	}

	struct Material {
		enum Type {