[Qgis-user] WMS Provider and the DPI parameter

[G. Allegri]

I've only used that parameter to tune the legend dimension from a
GetLegendGraphics request...

giovanni

2012/10/1 Andrea Peri <aperi2007 at gmail.com>

> Hi,
> starting from ticket #6430 (http://hub.qgis.org/issues/6430)
> I discovered that qgis wms provider when send a request to a WMS add a
> parameter "DPI".
>
> It is a not standard parameter, but main question I have is understand why
> there is the need to use a "DPI" parameter.
>
> Infact the standard wms request contain
> a bbox and a map pixel dimension.
> Perhaps I miss something, but AFAIK knowing the BBOX and the Pixel Size
> Map I guess is possible to calculate the DPI value.
>
> So put on a request BBOX, Pixel-SizeMap and DPI seem redundant to me.
>
> Is right this ?
>
> thx,
>
> --
> -----------------
> Andrea Peri
> . . . . . . . . .
> qwerty àèìòù
> -----------------
>
>
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