Function TestANN

Modules/ContourModel/Testing/mitkContourModelElementTest.cpp:80–195

Test ContourModelElement performance

// Test ContourModelElement performance
static bool TestANN()
{
  int64 startJob, stopJob, durationJob;

  int maxNumberPts = 1000;

  // worst case query
  mitk::Point3D query;
  query[0] = query[1] = query[2] = -100;

  /*+++++++++++++++++++++++++++++ BruteForce +++++++++++++++++++++++++++++++++++++++++*/
  std::string fileName = std::string(MITK_TEST_OUTPUT_DIR) + "/Bruteforce-test.csv";

  std::ofstream out(fileName.c_str());
  if (!out.good())
  {
    out.close();
    return false;
  }

  std::locale previousLocale(out.getloc());
  std::locale I("C");
  out.imbue(I);

  mitk::ContourModelElement::Pointer contour = mitk::ContourModelElement::New();

  for (int step = 0; step < 1000; step++)
  {
    for (int i = 0; i < 10; i++)
    {
      startJob = GetTimeMs64();
      mitk::ContourModelElement::VertexType *v = contour->BruteForceGetVertexAt(query, 0.001);
      stopJob = GetTimeMs64();
      durationJob = (stopJob - startJob);
      out << durationJob << ";";
    }
    mitk::Point3D p;
    p[0] = p[1] = p[2] = 1;
    contour->AddVertex(p, false);

    out << std::endl;
  }
  out.close();
  out.imbue(previousLocale);
  /*+++++++++++++++++++++++++++++ END BruteForce +++++++++++++++++++++++++++++++++++++++++*/

  /*+++++++++++++++++++++++++++++ ANN +++++++++++++++++++++++++++++++++++++++++*/
  std::string fileName2 = std::string(MITK_TEST_OUTPUT_DIR) + "/ANN-test.csv";

  std::ofstream out2(fileName2.c_str());
  if (!out2.good())
  {
    out2.close();
    return false;
  }

  std::locale previousLocale2(out2.getloc());
  std::locale I2("C");