[compiz] Minor fix to multi-head changes for mixed resolutions

[Denis F. Latypoff]

Hello Shawn,

Wednesday, November 1, 2006, 10:45:54 PM, you wrote:

> Hi David, 

> I have a dual-head right now and I'm about to compile compiz git to
> test. Does your recent changes make separate cubes now for each screen?

Yeah, It would be great if with dual head we've got 8 viewports. 4
on primary head and 4 in secondary.

> Thanks, 
> Shawn.

> ----- Original Message ----
> From: David Reveman 
> To: Mike Cook
> Cc: compiz
> Sent: Wednesday, November 1, 2006 12:31:36 PM
> Subject: Re: [compiz] Minor fix to multi-head changes for mixed resolutions

> On Wed, 2006-11-01 at 09:02 -0700, Mike Cook wrote:
>> Hey, David, for me the recent multihead changes had minor a problem with mixed resolutions (1600x1200 & 1280x1024).  The viewport was getting set partially off screen.
>> 
>> The following tweak fixed it for me:
>> 
>> --- plugins/display.c
>> +++ plugins/display.c
>> @@ -2069,7 +2069,7 @@ eventLoop (void)
>>                     {
>>                         if (s->nOutputDev > 1)
>>                             glViewport (s->outputDev[i].region.extents.x1,
>> -                                       s->outputDev[i].region.extents.y1,
>> +                                       s->height - s->outputDev[i].region.extents.y2,
>>                                         s->outputDev[i].width,
>>                                         s->outputDev[i].height);

> Thanks, I missed that.

>>  
>> 
>> I still have a problem with cube and rotate in that my primary head works, but the second head is a single flat window which rotates at its center point.  I'll try to look at that next.

> Yes, it's currently only working with heads that have the same
> resolution as the primary head. I'll improve it sometime soon...

> -David

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-- 
Best regards,
 Denis Latypoff                          mailto:latypoff at yandex.ru