ddraw - Implement correct behavior for the DDEDM_REFRESHRATES flag in EnumDisplayModes() - REJECTED.

[Peter Dons Tychsen]

Hi Stefan.

OK thanks for the fast, precise and well-cut review (and probably
correct).

I will fix the 3 issues and re-submit.

/p

On Wed, 2008-02-13 at 00:50 +0100, Stefan Dösinger wrote:
> Am Mittwoch, 13. Februar 2008 00:39:52 schrieb Peter Dons Tychsen:
> > Hi Devs.
> >
> > I had this patch silently rejected.
> > Can anybody spot what is wrong with this patch?
> My first thought was that filtering the modes like this is kinda ugly, but 
> given that ddraw uses wined3d and wined3d uses the d3d9 interface this is the 
> only way. (I don't think adding an extra flag to wined3d is cleaner, 
> considering that ddraw can sort this out on its own).
> 
> However, I think you shouldn't clone the application's bug you're trying to 
> work around and deal with the "out of mode buffer" case. you can e.g. use 
> HeapReAlloc to increase the buffer without loosing the content.
> 
> Another minor thing is the if(buffer) HeapFree(buffer) code. HeapFree checks 
> against NULL, so the extra check isn't needed, and it is sorta a policy not 
> to have redundant checks before HeapFree
>