<html><body><div>Re: this previous post, sorry my fault... fn applies to Spatial* objects, not "ppp" objects - my apologies.</div><div><br></div><div><br></div><div><br></div><div><blockquote type="cite"><span style="color: #000000;" _mce_style="color: #000000;"><b>Date: </b></span><span>14 July 2011 2:50:42 PM</span><br><span style="color: #000000;" _mce_style="color: #000000;"><b>To: </b></span><span>r-sig-geo@r-project.org</span><br><span style="color: #000000;" _mce_style="color: #000000;"><b>Subject: </b></span><span><b>[R-sig-Geo] spTransform to convert projected coords into geog coord</b></span><br><br><div class="msg-quote"><div>Hello, </div><div><br></div><div>I get an error when calling function 'spTransform' -- from package {rgdal}. I've used spTransform recently w/ no problem, to convert coordinates from one CRS to coords of another. Has this function been deprecated, or is there some other method? </div><div><br></div><div>My code below. I'll lean in for a dope slap if I've missed something simple! </div><div>Thanks for any help.</div><div><br></div><div><pre style="font-family: Helvetica,Arial,sans-serif; font-size: 13px" _mce_style="font-family: Helvetica,Arial,sans-serif; font-size: 13px;">> summary(pp)
Planar point pattern: 18 points
Average intensity 0.0928 points per square kilometer
Window: polygonal boundary
single connected closed polygon with 7995 vertices
enclosing rectangle: [687.8542, 719.5667]x[4886.808, 4925.33]kilometer
Window area = 193.967 square kilometer
Unit of length: 1 kilometer </pre><pre style="font-family: Helvetica,Arial,sans-serif; font-size: 13px" _mce_style="font-family: Helvetica,Arial,sans-serif; font-size: 13px;">> pp.longlat <- spTransform(pp, CRS=CRS("+proj=longlat +ellps=WGS84"))</pre><pre style="font-family: Helvetica,Arial,sans-serif; font-size: 13px" _mce_style="font-family: Helvetica,Arial,sans-serif; font-size: 13px;">Error in function (classes, fdef, mtable) : </pre><pre style="font-family: Helvetica,Arial,sans-serif; font-size: 13px" _mce_style="font-family: Helvetica,Arial,sans-serif; font-size: 13px;"> unable to find an inherited method for function "spTransform", for signature "ppp", "CRS"
<br></pre><pre style="font-family: Helvetica,Arial,sans-serif; font-size: 13px" _mce_style="font-family: Helvetica,Arial,sans-serif; font-size: 13px;">> sessionInfo()
R version 2.13.0 (2011-04-13)
Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
locale:
[1] en_US.UTF-8/en_US.UTF-8/C/C/en_US.UTF-8/en_US.UTF-8
attached base packages:
[1] stats graphics grDevices utils datasets methods base
other attached packages:
[1] rgeos_0.1-4 rgdal_0.6-33 gpclib_1.5-1 maptools_0.8-6 lattice_0.19-26
[6] foreign_0.8-44 spatstat_1.22-3 RandomFields_2.0.45 deldir_0.0-13 mgcv_1.7-6
[11] raster_1.8-12 sp_0.9-80
loaded via a namespace (and not attached):
[1] grid_2.13.0 Matrix_0.999375-50 nlme_3.1-101 tools_2.13.0
</pre></div>
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