C++ Stage::getNumPoints方法代码示例

int PcInfo::execute()
{


    Options readerOptions;
    {
        if (m_usestdin)
            m_inputFile = "STDIN";
        readerOptions.add<std::string>("filename", m_inputFile);
        readerOptions.add<bool>("debug", isDebug());
        readerOptions.add<boost::uint32_t>("verbose", getVerboseLevel());
    }

    Stage* reader = AppSupport::makeReader(readerOptions);

    if (m_seed != 0)
    {
        Option seed_option("seed", m_seed, "seed value");
        m_options.add(seed_option);
    }
    
    Option sample_size("sample_size", m_sample_size, "sample size for random sample");
    m_options.add(sample_size);
    
    Option cls("exact_count", "Classification", "use exact counts for classification stats");
    Option rn("exact_count", "ReturnNumber", "use exact counts for ReturnNumber stats");
    Option nr("exact_count", "NumberOfReturns", "use exact counts for ReturnNumber stats");
    m_options.add(cls);
    m_options.add(rn);
    m_options.add(nr);
    if (m_Dimensions.size())
    {
        Option dimensions("dimensions", m_Dimensions, "Use explicit list of dimensions");
        m_options.add(dimensions);
        Option do_sample("do_sample", false, "Dont do sampling");
        m_options.add(do_sample);
    }
    
    pdal::Options options = m_options + readerOptions;
    
    pdal::filters::Stats* filter = new pdal::filters::Stats(*reader, options);
    

    filter->initialize();

    if (m_pointNumber != (std::numeric_limits<boost::uint64_t>::max)())
    {
        dumpOnePoint(*filter);
    }

    if (m_showStats)
    {
        dumpStats(*filter);
    }

    if (m_showSchema)
    {
        dumpSchema(*reader);
    }
    
    if (m_showMetadata)
    {
        dumpMetadata(*reader);
    }
    if (m_showStage)
    {
        dumpStage(*reader);
    }
    
    if (m_showSDOPCMetadata)
    {
        dumpSDO_PCMetadata(*reader);
    }
    
    if (m_QueryPoint.size())
    {
        IndexedPointBuffer buffer(reader->getSchema(), reader->getNumPoints());
        dumpQuery(*reader, buffer);
    }
    
    std::ostream& ostr = m_outputStream ? *m_outputStream : std::cout;
    ostr << std::endl;
    
    delete filter;
    delete reader;

    if (m_outputStream)
    {
        FileUtils::closeFile(m_outputStream);
    }
    
    return 0;
}

int Delta::execute()
{

    Options sourceOptions;
    {
        sourceOptions.add<std::string>("filename", m_sourceFile);
        sourceOptions.add<bool>("debug", isDebug());
        sourceOptions.add<boost::uint32_t>("verbose", getVerboseLevel());
    }
    Stage* source = AppSupport::makeReader(sourceOptions);
    source->initialize();
    
    boost::uint32_t totalPointCount(source->getNumPoints());
    
    PointBuffer source_data(source->getSchema(), totalPointCount);
    StageSequentialIterator* source_iter = source->createSequentialIterator(source_data);

    boost::uint32_t  numRead = source_iter->read(source_data);
    assert(numRead == source_data.getNumPoints());

    delete source_iter;
    delete source;



    Options candidateOptions;
    {
        candidateOptions.add<std::string>("filename", m_candidateFile);
        candidateOptions.add<bool>("debug", isDebug());
        candidateOptions.add<boost::uint32_t>("verbose", getVerboseLevel());
    }

    Stage* candidate = AppSupport::makeReader(candidateOptions);

    candidate->initialize();    


    IndexedPointBuffer candidate_data(candidate->getSchema(), totalPointCount);
    StageSequentialIterator* candidate_iter = candidate->createSequentialIterator(candidate_data);

    numRead = candidate_iter->read(candidate_data);
    assert(numRead == candidate_data.getNumPoints());
        
    delete candidate_iter;    


    if (source_data.getNumPoints() != candidate_data.getNumPoints())
    {
        std::cerr << "Source and candidate files do not have the same point count, testing each source point only!" << std::endl;
    }
    

    // m_summary_x(xd);
    // m_summary_y(yd);
    // m_summary_z(zd);

    if (m_outputFileName.size())
    {
        m_outputStream = FileUtils::createFile(m_outputFileName);
    }

    candidate_data.build(m_3d);
    boost::uint32_t count(std::min(source_data.getNumPoints(), candidate_data.getNumPoints()));
    


    boost::scoped_ptr<std::map<Point, Point> > points(cumulatePoints(source_data, candidate_data));
    if (m_OutputDetail)
    {
        outputDetail(source_data, candidate_data, points.get());
        return 0;
    }
    
    std::map<Point, Point>::const_iterator i;
    for(i = points->begin(); i != points->end(); ++i)
    {
        Point const& s = i->first;
        Point const& c = i->second;

        double xd = s.x - c.x;
        double yd = s.y - c.y;
        double zd = s.z - c.z;        
        m_summary_x(xd);
        m_summary_y(yd);
        m_summary_z(zd);        
    }
    
    std::string headline("------------------------------------------------------------------------------------------");
    std::cout << headline << std::endl;
    std::cout << " Delta summary for source '" << m_sourceFile << "' and candidate '" << m_candidateFile <<"'" << std::endl;
    std::cout << headline << std::endl;
    std::cout << std::endl;
    
    std::string thead("----------- --------------- --------------- --------------");
    std::cout << thead << std::endl;
    std::cout << " Dimension       X             Y                  Z    " << std::endl;
    std::cout << thead << std::endl;
    
    boost::format fmt("%.4f");
    double sminx  = (boost::accumulators::min)(m_summary_x);
//.........这里部分代码省略.........