Function globFilesInDirectories

Source/Falcor/Core/Platform/OS.cpp:154–187

}

std::vector<std::filesystem::path> globFilesInDirectories(
    const std::filesystem::path& path,
    const std::regex& regexPattern,
    fstd::span<std::filesystem::path> directories,
    bool firstMatchOnly
)
{
    std::vector<std::filesystem::path> result;

    // Check if this is an absolute path.
    if (path.is_absolute())
    {
        result = globFilesInDirectory(path, regexPattern, firstMatchOnly);
    }
    else
    {
        // Search in other paths.
        for (const auto& dir : directories)
        {
            std::filesystem::path fullPath = dir / path;
            std::vector<std::filesystem::path> local = globFilesInDirectory(fullPath, regexPattern, firstMatchOnly);
            result.reserve(result.size() + local.size());
            for (auto&& it : local)
                result.push_back(std::move(it));
            if (firstMatchOnly && !result.empty())
                break;
        }
    }

    for (auto& it : result)
        it = std::filesystem::canonical(it);

    return result;
}

const std::vector<std::filesystem::path>& getShaderDirectoriesList()
{