Proj4 with Line and Polygon
Zolla Michalak
michalak at hwr.arizona.edu
Thu Jan 25 15:05:57 PST 2001
We have successfully used Proj4 to convert and project a point shape file,
but cannot get line and polygon shape files to work.
Here is a snippet from my map file:
[Airports (point) work, but not railroads (line) yet.]
#
# Start of map file
#
NAME africa.map
SIZE 500 453
SHADESET symbols/shade.sym
MARKERSET symbols/marker.sym
LINESET symbols/line.sym
EXTENT -4000000.000 -4500000.000 4250000.000 4000000.000
UNITS meters
PROJECTION
"proj=laea" #lambert
"lat_0=5"
"lon_0=20"
"radius=6370997"
"x_0=0"
"y_0=0"
END #PROJECTION
SHAPEPATH "/h/h2/www/synergy/africa/data/afrir_lam/"
##################################################################
# GEO TO LAM AIRPORTS
##################################################################
LAYER
NAME airprts_afrir
TYPE Point
STATUS on
DATA airprts_afrir
CLASS
Name 'Converted Airports'
COLOR 250 0 0 #red
SYMBOL 7
END # CLASS
PROJECTION
geographic
END #PROJECTION
END # LAYER
###############################################
# GEO TO LAM RAILROADS
###############################################
LAYER
NAME rlrd_afrir1
TYPE Line
STATUS on
DATA rlrd_afrir1
CLASS
Name 'Converted Railroads'
COLOR 250 0 0
SYMBOL 7
END # CLASS
PROJECTION
geographic
END #PROJECTION
END # LAYER
END # MAPFILE
***************************************************
Zolla Michalak
Support Systems Analyst
Hydrology, University of Arizona
(520) 626-8746 http://hydis.hwr.arizona.edu
***************************************************
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