[vtk-developers] MTime overflow resolved, possible API changes

Ken Martin ken.martin at kitware.com
Mon Aug 22 14:21:53 EDT 2016


Very nice job pushing this through Bill! This is a great fix for folks who
deploy on Windows!

On Fri, Aug 19, 2016 at 12:55 PM, Bill Lorensen <bill.lorensen at gmail.com>
wrote:

> Folks,
>
> This issue, https://gitlab.kitware.com/vtk/vtk/issues/14310 has been
> resolved with this topic:
> https://gitlab.kitware.com/vtk/vtk/merge_requests/1790
>
> Some WIndows apps may notice an API change for app classes that define
> MTime as an unsigned long. This topic introduces a new type defined in
> Common/Core/vtkType.h: vtkMTimeType.
>
> Please try your long running apps with the latest vtk master.
>
> This was an extensive changed (over 400 files) and we may have missed
> something.
>
> I expect this will be part of vtk7.1. If your apps have their own vtk
> classes you will need to change the unsigned long mtime's to
> vtkMTimeType.
>
> If your app needs to support earlier VTK releases, this topic
> #define's VTK_HAS_MTIME_TYPE so you can make conditional compiles.
>
> Bill
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Ken Martin PhD
Chairman & CFO
Kitware Inc.
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