Method IsConvex

Common/DataModel/vtkPolygon.cxx:88–92

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bool vtkPolygon::IsConvex()
{
  return vtkPolygon::IsConvex(
    this->GetPoints(), this->GetNumberOfPoints(), this->GetPointIds()->GetPointer(0));
}

constexpr int VTK_POLYGON_FAILURE = -1;
constexpr int VTK_POLYGON_OUTSIDE = 0;