C++ Workspace2D_sptr::setYUnit方法代码示例

//.........这里部分代码省略.........
      int numberYPixels = 0;
      std::string data_type = element->getAttribute("type");
      boost::regex b_re_sig("INT\\d+\\[(\\d+),(\\d+)\\]");
      if (boost::regex_match(data_type, b_re_sig))
      {
        boost::match_results<std::string::const_iterator> match;
        boost::regex_search(data_type, match, b_re_sig);
        // match[0] is the full string
        Kernel::Strings::convert(match[1], numberXPixels);
        Kernel::Strings::convert(match[2], numberYPixels);
      }
      if (numberXPixels==0 || numberYPixels==0)
        g_log.notice() << "Could not read in the number of pixels!" << std::endl;

      // We no longer read from the meta data because that data is wrong
      //from_element<int>(numberXPixels, sasEntryElem, "Number_of_X_Pixels", fileName);
      //from_element<int>(numberYPixels, sasEntryElem, "Number_of_Y_Pixels", fileName);

      // Store sample-detector distance
      declareProperty("SampleDetectorDistance", distance, Kernel::Direction::Output);

      // Create the output workspace

      // Number of bins: we use a single dummy TOF bin
      int nBins = 1;
      // Number of detectors: should be pulled from the geometry description. Use detector pixels for now.
      // The number of spectram also includes the monitor and the timer.
      int numSpectra = numberXPixels*numberYPixels + LoadSpice2D::nMonitors;

      DataObjects::Workspace2D_sptr ws = boost::dynamic_pointer_cast<DataObjects::Workspace2D>(
          API::WorkspaceFactory::Instance().create("Workspace2D", numSpectra, nBins+1, nBins));
      ws->setTitle(wsTitle);
      ws->getAxis(0)->unit() = Kernel::UnitFactory::Instance().create("Wavelength");
      ws->setYUnit("");
      API::Workspace_sptr workspace = boost::static_pointer_cast<API::Workspace>(ws);
      setProperty("OutputWorkspace", workspace);

      // Parse out each pixel. Pixels can be separated by white space, a tab, or an end-of-line character
      Poco::StringTokenizer pixels(data_str, " \n\t", Poco::StringTokenizer::TOK_TRIM | Poco::StringTokenizer::TOK_IGNORE_EMPTY);
      Poco::StringTokenizer::Iterator pixel = pixels.begin();

      // Check that we don't keep within the size of the workspace
      size_t pixelcount = pixels.count();
      if( pixelcount != static_cast<size_t>(numberXPixels*numberYPixels) )
      {
        throw Kernel::Exception::FileError("Inconsistent data set: "
            "There were more data pixels found than declared in the Spice XML meta-data.", fileName);
      }
      if( numSpectra == 0 )
      {
        throw Kernel::Exception::FileError("Empty data set: the data file has no pixel data.", fileName);
      }

      // Go through all detectors/channels
      int ipixel = 0;

      // Store monitor count
      store_value(ws, ipixel++, monitorCounts, monitorCounts>0 ? sqrt(monitorCounts) : 0.0,
          wavelength, dwavelength);

      // Store counting time
      store_value(ws, ipixel++, countingTime, 0.0, wavelength, dwavelength);

      // Store detector pixels
      while (pixel != pixels.end())
      {