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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Actually, I want to show the DEM as a
colour-coded elevation raster. However, I also want to incorporate the hillshade
model. I think I can do that by setting the OPACITY of the hillshade.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<p><font size=2 color=navy face="Times New Roman"><span style='font-size:10.0pt;
color:navy'>===========================<br>
David V. Hildebrand<br>
Agriculture Financial Services Corporation<br>
(403) 782-8239 <br>
<br>
</span></font><font color=navy><span style='color:navy'><a
href="about:www.afsc.ca"><font size=2><span style='font-size:10.0pt'>www.afsc.ca</span></font></a></span></font><u><font
size=2 color=navy><span style='font-size:10.0pt;color:navy'> <</span></font></u><font
color=navy><span style='color:navy'><a href="http://www.afsc.ca/"><font size=2><span
style='font-size:10.0pt'>http://www.afsc.ca</span></font></a></span></font><u><font
size=2 color=navy><span style='font-size:10.0pt;color:navy'>><br>
</span></font></u><font size=2 color=navy><span style='font-size:10.0pt;
color:navy'>This communication is intended for the use of the recipient to
which it is addressed, and may contain confidential, personal and/or privileged
information. Please contact Agriculture Financial Services Corporation
immediately if you are not the intended recipient of this communication, and do
not copy, distribute, or take action relying on it. Any communication received
in error, or subsequent reply, should be deleted or destroyed. Please consider
the environment before printing this email.</span></font><font size=2><span
style='font-size:10.0pt'><o:p></o:p></span></font></p>
</div>
<div>
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face="Times New Roman"><span style='font-size:12.0pt'>
<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
mapserver-users-bounces@lists.osgeo.org
[mailto:mapserver-users-bounces@lists.osgeo.org] <b><span style='font-weight:
bold'>On Behalf Of </span></b>Fawcett, David (MPCA)<br>
<b><span style='font-weight:bold'>Sent:</span></b> Friday, November 05, 2010
7:43 AM<br>
<b><span style='font-weight:bold'>To:</span></b> David Hildebrand;
mapserver-users@lists.osgeo.org<br>
<b><span style='font-weight:bold'>Subject:</span></b> RE: [mapserver-users] RE:
DEM display</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>David, <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>You can easily set
up your hillshade image as one layer and turn it on for display. In
addition to that, you can have your DEM as a second layer that is not
displayed, but is available for query. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>I don’t think
that I have ever used the raster query functionality, but you can find some
info here:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><a
href="http://trac.osgeo.org/mapserver/wiki/RasterQuery">http://trac.osgeo.org/mapserver/wiki/RasterQuery</a><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><a
href="http://mapserver.org/input/raster.html#raster-query">http://mapserver.org/input/raster.html#raster-query</a><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>Is this what you
were thinking?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>David.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><o:p> </o:p></span></font></p>
<div>
<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> David Hildebrand
[mailto:David.Hildebrand@afsc.ca] <br>
<b><span style='font-weight:bold'>Sent:</span></b> Thursday, November 04, 2010
4:26 PM<br>
<b><span style='font-weight:bold'>To:</span></b>
mapserver-users@lists.osgeo.org<br>
<b><span style='font-weight:bold'>Cc:</span></b> Fawcett, David (MPCA)<br>
<b><span style='font-weight:bold'>Subject:</span></b> RE: [mapserver-users] RE:
DEM display<o:p></o:p></span></font></p>
</div>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>How can I combine a pre-rendered hillshade
model with an elevation layer? Can I set the transparency of a layer?
Is there a GDAL utility for rendering a combined hillshade/elevation
model which will still retain the original elevation values for query?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<p><font size=2 color=navy face="Times New Roman"><span style='font-size:10.0pt;
color:navy'>===========================<br>
David V. Hildebrand<br>
Agriculture Financial Services Corporation<br>
(403) 782-8239 <br>
<br>
</span></font><font color=navy><span style='color:navy'><a
href="about:www.afsc.ca"><font size=2><span style='font-size:10.0pt'>www.afsc.ca</span></font></a></span></font><u><font
size=2 color=navy><span style='font-size:10.0pt;color:navy'> <</span></font></u><font
color=navy><span style='color:navy'><a href="http://www.afsc.ca/"><font size=2><span
style='font-size:10.0pt'>http://www.afsc.ca</span></font></a></span></font><u><font
size=2 color=navy><span style='font-size:10.0pt;color:navy'>><br>
</span></font></u><font size=2 color=navy><span style='font-size:10.0pt;
color:navy'>This communication is intended for the use of the recipient to
which it is addressed, and may contain confidential, personal and/or privileged
information. Please contact Agriculture Financial Services Corporation
immediately if you are not the intended recipient of this communication, and do
not copy, distribute, or take action relying on it. Any communication received
in error, or subsequent reply, should be deleted or destroyed. Please consider
the environment before printing this email.</span></font><font size=2><span
style='font-size:10.0pt'><o:p></o:p></span></font></p>
</div>
<div>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>
<hr size=2 width="100%" align=center>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> mapserver-users-bounces@lists.osgeo.org
[mailto:mapserver-users-bounces@lists.osgeo.org] <b><span style='font-weight:
bold'>On Behalf Of </span></b>Fawcett, David (MPCA)<br>
<b><span style='font-weight:bold'>Sent:</span></b> Thursday, November 04, 2010
7:32 AM<br>
<b><span style='font-weight:bold'>To:</span></b> David Hildebrand;
mapserver-users@lists.osgeo.org<br>
<b><span style='font-weight:bold'>Subject:</span></b> [mapserver-users] RE: DEM
display</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>I would pre-render
all of my hillshades and then add them as simple raster layers.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>David. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><o:p> </o:p></span></font></p>
<div>
<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
mapserver-users-bounces@lists.osgeo.org
[mailto:mapserver-users-bounces@lists.osgeo.org] <b><span style='font-weight:
bold'>On Behalf Of </span></b>David Hildebrand<br>
<b><span style='font-weight:bold'>Sent:</span></b> Wednesday, November 03, 2010
6:25 PM<br>
<b><span style='font-weight:bold'>To:</span></b>
mapserver-users@lists.osgeo.org<br>
<b><span style='font-weight:bold'>Subject:</span></b> [mapserver-users] DEM
display<o:p></o:p></span></font></p>
</div>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>I have an SRTM file in TIF format which I
want to display in a shaded relief but I’m not sure of the approach I
should take. Do I need to define classes and symbols for the layer (that
would not help for the hillshade) or should I execute a script (PERL) on the
server to create the image I need on the fly?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Thanks for the tips.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<p><font size=2 color=navy face="Times New Roman"><span style='font-size:10.0pt;
color:navy'>===========================<br>
David V. Hildebrand<br>
Agriculture Financial Services Corporation<br>
(403) 782-8239 <br>
<br>
</span></font><font color=navy><span style='color:navy'><a
href="about:www.afsc.ca"><font size=2><span style='font-size:10.0pt'>www.afsc.ca</span></font></a></span></font><u><font
size=2 color=navy><span style='font-size:10.0pt;color:navy'> <</span></font></u><font
color=navy><span style='color:navy'><a href="http://www.afsc.ca/"><font size=2><span
style='font-size:10.0pt'>http://www.afsc.ca</span></font></a></span></font><u><font
size=2 color=navy><span style='font-size:10.0pt;color:navy'>><br>
</span></font></u><font size=2 color=navy><span style='font-size:10.0pt;
color:navy'>This communication is intended for the use of the recipient to
which it is addressed, and may contain confidential, personal and/or privileged
information. Please contact Agriculture Financial Services Corporation
immediately if you are not the intended recipient of this communication, and do
not copy, distribute, or take action relying on it. Any communication received
in error, or subsequent reply, should be deleted or destroyed. Please consider
the environment before printing this email.</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
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