[Scummvm-devel] Strange problem with ARM 2x scaler in WinCE port

[Ismail Khatib]

Am 10.06.2011 um 13:27 schrieb Max Horn:

>
> Am 10.06.2011 um 10:59 schrieb Ismail Khatib:
>
>> ...
>> Yesterday I checked a problem in the WinCE port which was reported in
>> the forums,
>
> Link? Some more details? Like, what game? Which resolutions? Is this  
> scaling from 320x240 to 640x480, or what?
>
>> and after I changed the scaler in my testconfig to 2x (was
>> ...
>> yesterday to check where exactly the problem lies.
>
>
> Of course that's all possible, but a lot of ports have used these  
> scalers for a long time, so I'd be surprised if such a serious bug  
> would have gone unnoticed for such a long time. But of course the  
> ARM architecture has many variants and different implementations;  
> and the toolchains used to compile this code likewise comes in many,  
> many variations, each with their individual bugs... And finally,  
> maybe the scaler is used in the WinCE port differently than in other  
> ports?
>
> Hence, some more details on how you reproduce the error, on the CPU  
> used on the device(s) you used, on the involved resolutions etc.  
> would help in analyzing the issues.
>

You're perfectly right, I didn't give enough information about this  
bug. Will do it next time, as WJP fix works like a charm ;)

Still strange that the bug didn't appear in other ARM based ports.. I  
suppose it's just that no one uses the normal2x scaler on these other  
platforms...

Regards,
Cerial