Function DoesHullFileExist

Source/Objects/envobject.cpp:1207–1217

static HullExistsCache hull_exists_cache;

bool DoesHullFileExist(const std::string& hull_path) {
    HullExistsCache::const_iterator iter = hull_exists_cache.find(hull_path);
    bool hull_file_exists = false;
    if (iter != hull_exists_cache.end()) {
        hull_file_exists = iter->second;
    } else {
        hull_file_exists = FileExists(hull_path.c_str(), kDataPaths | kModPaths);
        hull_exists_cache[hull_path] = hull_file_exists;
    }
    return hull_file_exists;
}

int EnvObject::GetCollisionModelID() {
    if (ofr->bush_collision) {