<p class="MsoNormal">Hi,</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">I’m running MS4W v3.0 (including MapServer 5.6.5) on
Windows.</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">My data source are PostGIS multipolygon countries’ borders.</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">I have successfully got MapServer to render the world map in
WGS84 projection using these settings:</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">Request:</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal" style="text-indent:.5in"><a href="http://127.0.0.1:8080/cgi-bin/mapserv.exe?map=world.map&mode=map&mapsize=256+256&mapext=-180+-90+180+90">http://127.0.0.1:8080/cgi-bin/mapserv.exe?map=world.map&mode=map&mapsize=256+256&mapext=-180+-90+180+90</a></p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">world.map:</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal" style="margin-left:.5in">MAP</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes"> </span>EXTENT<span style="mso-tab-count:1"> </span>
<span style="mso-tab-count:1"> </span>-180 -90 180 90</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span>#EXTENT<span style="mso-spacerun:yes"> </span>-20037508 -20037508 20037508 20037508</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>SIZE<span style="mso-spacerun:yes"> </span>256 256</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>IMAGECOLOR<span style="mso-spacerun:yes"> </span>153 179 204</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>FONTSET<span style="mso-spacerun:yes">
</span>"c:\MS4W\fonts\fonts.list"</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>RESOLUTION<span style="mso-tab-count:1"> </span> 96</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>MAXSIZE<span style="mso-spacerun:yes"> </span>5000</p>
<p class="MsoNormal" style="margin-left:.5in"> </p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>PROJECTION</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-tab-count:1"> </span>"init=epsg:4326"</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-tab-count:1"> </span>#"init=epsg:3785"</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>END</p>
<p class="MsoNormal" style="margin-left:.5in">…</p>
<p class="MsoNormal" style="margin-left:.5in"><layers don’t have PROJECTION
sections></p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">I would like MapServer to render the same data into a “Web
(spherical) Mercator” projected map (epsg:3785), but I don't know how to modify
my request and mapfile in order to get the correct map.</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">With the following settings I just receive a picture without
any polygons.</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">\ms4w\proj\nad\epsg:</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal"><span style="mso-tab-count:1"> </span>…</p>
<p class="MsoNormal" style="text-indent:.5in"><3785> +proj=merc +a=6378137
+b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m
+nadgrids=@null +wktext<span style="mso-spacerun:yes"> </span>+no_defs
<></p>
<p class="MsoNormal" style="text-indent:.5in">…</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">Request (only mapext is different): </p>
<p class="MsoNormal"> </p>
<p class="MsoNormal" style="text-indent:.5in"><a href="http://127.0.0.1:8080/cgi-bin/mapserv.exe?map=world.map&mode=map&mapsize=256+256&mapext=-180+-90+180+90">http://127.0.0.1:8080/cgi-bin/mapserv.exe?map=world.map&mode=map&mapsize=256+256&mapext=-20037508+-20037508+20037508+20037508</a></p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">world.map (only EXTENT and PROJECTION are different):</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal" style="margin-left:.5in">MAP</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>#EXTENT<span style="mso-tab-count:1"> </span> <span style="mso-tab-count:1"> </span>-180 -90 180 90</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>EXTENT<span style="mso-spacerun:yes"> </span>-20037508 -20037508
20037508 20037508</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>SIZE<span style="mso-spacerun:yes"> </span>256 256</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>IMAGECOLOR<span style="mso-spacerun:yes"> </span>153 179 204</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>FONTSET<span style="mso-spacerun:yes">
</span>"c:\MS4W\fonts\fonts.list"</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>RESOLUTION<span style="mso-tab-count:1"> </span> 96</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>MAXSIZE<span style="mso-spacerun:yes"> </span>5000</p>
<p class="MsoNormal" style="margin-left:.5in"> </p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>PROJECTION</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-tab-count:1"> </span>#"init=epsg:4326"</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-tab-count:1"> </span>"init=epsg:3785"</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="mso-spacerun:yes">
</span>END</p>
<p class="MsoNormal" style="margin-left:.5in">…</p>
<p class="MsoNormal" style="margin-left:.5in"><layers don’t have PROJECTION
sections></p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">I’m assuming that -20037508 -20037508 20037508 20037508 is
correct extent for the whole world map, since Google uses that and they also have
Mercator projection.</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">Thanks for your help.</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">Sergey</p>
<br>