Wednesday, May 28, 2008

Topo To Raster Tool in ArcGIS

"Topo to Raster 3D analyst tool" in ArcGIS 9.2 ArcToolbox allowed me to
take a random Z value point Shapefile and convert to a Raster file. I
then took the raster file to create contours from the raster.

Thursday, May 22, 2008

Customizing your OpenLayers by Examples

OpenLayers is a great alternative to Google Maps to customize interactive maps on your web pages.

OpenLayers Examples

Thursday, May 1, 2008

Greater Toronto Area 1m contour and DEM layers available

A new batch of contour files for the GTA fell in our laps and are now
available online at

http://atlantis.chass.utoronto.ca/maplib/cgi-bin/datainventory.pl?idnum=682&display=full
These are at 1m intervals. The zipped files contain both the autocad and
shapefile format files.
The DEMs can be found at this link: http://atlantis.chass.utoronto.ca/maplib/cgi-bin/datainventory.pl?idnum=683&display=full