Function IsFilePolyData

IO/Legacy/vtkDataReader.h:95–95

  int IsFileValid(const char* dstype);
  int IsFileStructuredPoints() { return this->IsFileValid("structured_points"); }
  int IsFilePolyData() { return this->IsFileValid("polydata"); }
  int IsFileStructuredGrid() { return this->IsFileValid("structured_grid"); }
  int IsFileUnstructuredGrid() { return this->IsFileValid("unstructured_grid"); }
  int IsFileRectilinearGrid() { return this->IsFileValid("rectilinear_grid"); }