[Mapserver-users] UTM and 10TM

[Doug Cates]

Chris,

Try:

PROJECTION
  # Alberta 10TM
  "proj=tmerc"
  "ellps=GRS80"
  "lon_0=-115.0"
  "lat_0=0.0"
  "k=0.9992"
  "x_0=500000.0"
END

Doug

On Thu, 2003-11-13 at 12:01, Chris Storozuk wrote:
> Thanks Paul,
> 
> Do you know if there is a definition to 10TM for my Alberta input layers? I
> have not been able to find one (in the Proj folder) - do I need to generate
> it myself?
> 
> Chris
> 
> ----- Original Message -----
> From: "Paul Ramsey" <pramsey at refractions.net>
> To: "Chris Storozuk" <cstorozuk at shaw.ca>
> Cc: "mapserver-users" <mapserver-users at lists.gis.umn.edu>
> Sent: Thursday, November 13, 2003 1:47 PM
> Subject: Re: [Mapserver-users] UTM and 10TM
> 
> 
> > Chris Storozuk wrote:
> >
> > > Dear Western Canada users,
> > >
> > > My application spans 2 provinces, Alberta and BC. Our data for Alberta
> > > is in 10TM, which is a custom projection to cover all of the province,
> > > and for BC it is in UTM.
> > >
> > > When a user looks at a border area, how can I display data from both
> > > datasets at the same time, or can I? Would this require using projection
> > > items, and then trying to project one to the other?
> >
> > Yes, you will declare a projection under the MAP object, and that will
> > be the output projection. THen you'll define a projection for each
> > layer, and those will be the input projections of the data being read.
> > Mapserver will convert the incoming data to the output projection, then
> > render the output image, so the data will end up nicely integrated.
> >
> > Paul
> >
> > >
> > > Thanks,
> > > Chris Storozuk
> > >
> >
> >
> > --
> >        __
> >       /
> >       | Paul Ramsey
> >       | Refractions Research
> >       | Email: pramsey at refractions.net
> >       | Phone: (250) 885-0632
> >       \_
> >
> 
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