You can load the appropiate DLL at runtime to execute
SetLayeredWindowAttributes if a Windows 2000 or better OS is found.
Therefore, is users use POV under Win98/Win95 it wouldn't load the
function.


Chris Cason <del### [at] deletethistoopovrayorg> wrote:
> POV-Ray 3.7.beta.12a is available from http://www.povray.org/beta/. This is a
> small update to beta 12 which provides significant improvement for BSP trees
> on large scenes, as well as fixing a problem with missing objects. For most
> scenes, the BSP tree should now provide faster renders than the default BVH.
>
> Additionally support for the new render window has been removed, at least for
> now, due to the previously-mentioned performance issues. This also means that
> the EXE should work on Windows 95 again.
>
> Changes between 3.7.beta.12 and 3.7.beta.12a
> --------------------------------------------
>
> Fixed issue with BSP that caused long build times on large trees.
> Changed default BSP child access cost to 5.0 (was 1.5).
> Fixed issue with BSP trees that would cause some objects to vanish.
> Added an optimization which speeds up BSP renders.
>
> -- Chris

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