diff --git a/modules/viz/src/vtk/vtkCocoaInteractorFix.mm b/modules/viz/src/vtk/vtkCocoaInteractorFix.mm index b15316031..294556fe8 100644 --- a/modules/viz/src/vtk/vtkCocoaInteractorFix.mm +++ b/modules/viz/src/vtk/vtkCocoaInteractorFix.mm @@ -49,6 +49,7 @@ #include #include #include +#include namespace cv { namespace viz { vtkSmartPointer vtkCocoaRenderWindowInteractorNew();