[mapserver-users] WMS problem
Pietro Giannini
pgiannini at bytewise.it
Fri Feb 27 08:40:03 EST 2009
Hi Andrea,
did you look on the php error log file?
pg
Andrea Ardito ha scritto:
> Hi Pietro,
>
> 1.I've tried to invoke mapserver in cgi mode and it seems ok.
> http://webgis.provincia.biella.it/cgi-bin/mapserv?map=/opt/fgs/apps/mapservergeo/map/basewms.map&mode=map&layer=stati
>
>
> 2. We looked on the apache log file and we fixed some errors we had in
> a php file.
> Anyway things are not changed.
> http://webgis.provincia.biella.it/apps/maplab/projects/gmf_apps/basewms4/wmdmap.php
>
>
> Please, do you have anything else to suggest?
> Thank you very much for your help
> ciao
> andrea
>
> arch. Andrea ARDITO
> Sistema Informativo Territoriale Ambientale (S.I.T.A.)
> Settore Pianificazione e Sicurezza del Territorio
> Provincia di Biella
> Via Quintino Sella, 12 - 13900 BIELLA
> tel. 015.8480880
> fax. 015.8480740
>
>
> -----Original Message-----
> From: Pietro Giannini <pgiannini at bytewise.it>
> To: mapserver-users <mapserver-users at lists.osgeo.org>
> Date: Thu, 26 Feb 2009 16:11:41 +0100
> Subject: Re: [mapserver-users] WMS problem
>
> Hi Andrea,
>
> 1. no
> 2. no matters
> 3. It is difficult to answer...
>
> If the problem is EXTENT & PROJECTION, remember that a .map file
> has the PROJECTION set at map level and PROJECTIONs set at layers
> level; the map Projection is the projection system of the result
> of the map (i.e. the map image), the layer Projection is the
> projection system of the data source of the layer. If a layer
> datasource projection differs from the map projection, you must to
> set it, otherwise ms try to project the data according with map
> projection.
> Try invoke mapserver in cgi mode to see the results:
> http://the.host/cgi-bin/mapserv?map=/path/of/the.map&mode=map&layer=
> ...
>
> Imho your problem isn't the map, but occurs in your php script.
> Take a look on the php error log: it is a text file, its path is
> set in your php.ini file (error_log directive, can be an absolute
> or relative path)
>
> 4. obviously scale is nonsense when using non-projected reference
> systems like epsg:4326, but mapserver does not know.
>
> hth
>
> ciao
> ....................pg
>
>
>
> -- Pietro Giannini Bytewise srl - Area GIS 41°50'38.58"N
> 12°29'13.39"E
>
>
>
>
>
> Andrea Ardito ha scritto:
>> Hi, we have this system working with MapServer version 4.8.2, PHP version
>> 4.4.2. I am trying to do a map that shows both layer (WGS84 shapefile) and
>> WMS data togheter. The starting response is ok, but I get the blank image
>> from the first pan or zoom on. This is the example URL:
>> http://webgis.provincia.biella.it/apps/maplab/projects/gmf_apps/basewms4/wmdmap.php
>> I guess the problem is due to wrong parameters for EXTENT, SIZE and
>> PROJECTION in the mapfile. These are: EXTENT -15 25 40 70 SIZE 470 520
>> PROJECTION "init=epsg:4326". The question are: 1. the SIZE (in pixel) has
>> to be proportional to the EXTENT? 2. if yes, how to obtain the right values
>> for the EXTENT? 3. if not, where is the problem? 4. in a map with geographic
>> non-projected data like this, is correct to have value for scale of the
>> representation since UNITS are DD? I would be very grateful for any help
>> from you all, thanks! Best regards andrea ardito P.S. If I set no layer in
>> the map file, and I try to represent only WMS layer (adding them from
>> "Servizi WMS" button), it works.
>>
>>
>> arch. Andrea ARDITO
>> Sistema Informativo Territoriale Ambientale (S.I.T.A.)
>> Settore Pianificazione e Sicurezza del Territorio
>> Provincia di Biella
>> Via Quintino Sella, 12 - 13900 BIELLA
>> tel. 015.8480880
>> fax. 015.8480740
>>
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--
Pietro Giannini
Bytewise srl - Area GIS
41°50'38.58"N 12°29'13.39"E
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