Method GetValidImageFileName

Testing/Rendering/vtkTesting.cxx:233–266

------------------------------------------------------------------------------

}
//------------------------------------------------------------------------------
const char* vtkTesting::GetValidImageFileName()
{
  this->SetValidImageFileName(nullptr);
  if (!this->IsValidImageSpecified())
  {
    return this->ValidImageFileName;
  }

  string baseline =
    vtkTestingGetArgOrEnvOrDefault("-B", this->Args, "VTK_BASELINE_ROOT", this->GetDataRoot());

  for (size_t i = 0; i < (this->Args.size() - 1); ++i)
  {
    if (this->Args[i] == "-V")
    {
      const char* ch = this->Args[i + 1].c_str();
      if (ch[0] == '/'
#if defined(_WIN32) ||                                                                             \
  defined(__EMSCRIPTEN__) // Emscripten too, because the file could be on a windows server.
        || (ch[0] >= 'a' && ch[0] <= 'z' && ch[1] == ':') ||
        (ch[0] >= 'A' && ch[0] <= 'Z' && ch[1] == ':')
#endif
      )
      {
        baseline = this->Args[i + 1];
      }
      else
      {
        baseline += "/";
        baseline += this->Args[i + 1];
      }
      break;
    }
  }

  this->SetValidImageFileName(baseline.c_str());