[Xastir] Help! I'm stuck in usradar.geo and can't get out!
Gerry Creager N5JXS
gerry.creager at tamu.edu
Tue Oct 5 09:32:07 EDT 2004
heh, heh, heh... put this into TXrad.geo and locate it in the "usual
spot" in 'maps':
[gerry at boxster ~]$ cat APRS/TXrad.geo
#US Composite Radar image (Unidata/LDM/Gempak) n5jxs 2003 08 25
URL http://mesonet.tamu.edu/gemdata/images/radar/01_mesonet.png
# X Y Long
Lat
TIEPOINT 200 200 -104.80000
35.50000
TIEPOINT 1130 1090 -95.50000
26.60000
# Image extents: Lat: 24.6N to 37.5N, Lon: 93.5W to 106.8W (-93.5 to -106.8)
# Image size extents: X: 1330 pixels, Y: 1290 pixels (.01 deg/pixel)
IMAGESIZE 1330 1290
#
# REFRESH tells your program just how often to retrieve the radar
# image. Images are recreated on the server every 6 minutes (720 sec).
REFRESH 720
# Transparent tells the program and image handling software what color
#is to be considered transparent. In this case, it's white and valid
# for a 24-bit color map.
#TRANSPARENT 0xffffff
# The following should work for a 16-bit color map.
#TRANSPARENT 0x0ffff
# The following should work for all color maps, now.
TRANSPARENT 0x0ffffffff
Chris wrote:
> I'm gonna suggest TX as one map or even NTX and STX, but that's just a former student talking...
>
> Chris
> W5MCK
> Class of '98
>
>
> ---------- Original Message ----------------------------------
> From: Gerry Creager N5JXS <gerry.creager at tamu.edu>
> Date: Tue, 05 Oct 2004 07:54:16 -0500
>
>
>>OK, OK! I'll start looking at alternatives for the USRadar gif...
>>Tiffs, anyone? :-) Just kidding.
>>
>>Changing to the png version in the .geo file results in a 35% file size
>>decrease; the rest of the .geo file is unaffected...
>>
>>-rw-r--r-- 1 root root 390097 Oct 5 07:44 01_USrad.gif
>>-rw-r--r-- 1 root root 411308 Oct 5 07:45 01_USrad.jpg
>>-rw-r--r-- 1 root root 265654 Oct 5 07:45 01_USrad.png
>>-rw-r--r-- 1 root root 15021808 Oct 5 07:45 01_USrad.tif
>>
>>I'll see about diminishing the bits/pixel to save some space. I should
>>be able to do that in the ImageMagick conversion...
>>
>>I've *STILL* not heard suggestions from folks about subdividing the
>>country. This is your chance: Give me corner points and I can create
>>what amounts to a custom mosaic for you; get enough requests and we can
>>cove the country, make the UI-View users happy, too, and have what we
>>all need/want in radar coverage.
>>
>>73, gerry
>>
>>Rick Green wrote:
>>
>>>On Mon, 4 Oct 2004, Curt, WE7U wrote:
>>>
>>>
>>>
>>>>>my directory, not just the ones that are being loaded. Should I have
>>>>>deleted that file as well?
>>>>
>>>>That contains the disk version of your map indexes and your
>>>>preferences for each map file. You could try renaming this file
>>>>then starting up Xastir again, but you'll have to reindex in order
>>>>to recreate a new file.
>>>
>>> I again shut down xastir, then deleted both selected_maps.sys and
>>>map_index.sys, then restarted xastir. it came up with the same center and
>>>zoom as before, but with no maps. I reindexed the maps, and now the
>>>contents of the Online/ subdirectory show in the chooser. I selected
>>>tigermap.geo at layer 2 and Michigan.pdb at layer 4, set tigermap to
>>>display only below zoom level 300, and I'm back to where I started. I
>>>don't know if I'm ready to try USRadar.geo again!
>>>
>>>
>>>
>>>>I'm wondering if there might be an off-by-one problem in the map
>>>>index lookup somewhere, so that the wrong map is getting drawn on
>>>>your system.
>>>
>>> You said that the map_index.sys file contains preferences. Is that
>>>where layer, min/max zoom, and the automap flag are stored? Is it
>>>possible that the program might be looking there as well as in
>>>selected_maps.sys, so that when a map is deselected without first
>>>resetting all the preferences to null, it gets confused and thinks its
>>>still selected?
>>>
>>
>>--
>>Gerry Creager -- gerry.creager at tamu.edu
>>Network Engineering -- AATLT, Texas A&M University
>>Cell: 979.229.5301 Office: 979.458.4020 FAX: 979.847.8578
>>Page: 979.228.0173
>>Office: 903A Eller Bldg, TAMU, College Station, TX 77843
>>_______________________________________________
>>Xastir mailing list
>>Xastir at xastir.org
>>https://lists.xastir.org/mailman/listinfo/xastir
>>POTENTIAL SPAM [OSRELAY]:
>>
>
> ________________________________________________________________
> Sent via the WebMail system at ar15.com
>
>
>
>
--
Gerry Creager -- gerry.creager at tamu.edu
Network Engineering -- AATLT, Texas A&M University
Cell: 979.229.5301 Office: 979.458.4020 FAX: 979.847.8578
Page: 979.228.0173
Office: 903A Eller Bldg, TAMU, College Station, TX 77843
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