DLG Importing and displaying
Ry Jones
rjones at halcyon.com
Sat Aug 13 04:12:47 EDT 1994
The stats:
486 running LINUX, 16Mb ram. SVGA X server using Trident 8900 driver. GRASS
4.1 or LINUX. DLG-3 data from the USGS. And the need to display it.
Here's my problem: When reading in a DLG-3 file, how do I detemine the
north, east, south, and west UTM lines? For example... the DLG for my quad
has these coordinates:
+NW +NE
500001.27,5260510.65 518827.76,5260540.81
+SW +SE
500000.06,5232728.04 518917.99,5232758.35
As you can see, the X for the western edge is off 1.21 units in UTM.
The eastern edge is worse.
I guess my real question is, can someone give me a step by step "how to
convert DLG to a vector file using v.in.dlg, then display it using
d.display" or something of that variety.
Sigh. I'd take just about any assistance offered. I have grabbed the
archives for both grassu and grassp, and grepping around I didn't find this
explained.
Summary to the list.
--
rjones at halcyon.com OG+GOT;
GCS/S/O: d? -p+ @c++++ l+(+++) u+++++ e+(*) @*m-(----)
s++/++ n--- h--- f+ g+ w++++ t r- x+
Help! I'm a hostage of the US Postal Service!
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