Monday, Sep 04, 2006 at 07:58
sorry, din't mean to knock you.......
I have the Ozi3D, though i use it in conjunction with 1:12000 and 1:25000 aerial photographs and developing my own Digital Elevation Model with a 30m
grid! Looks great :-) Unfortunately, i now tend to hit the 2,000,000 gridpoint limitation ;-)
If you have Ozi registered, then probably the only benefit you will gain from purchasing it is the lifting of the limitation of 100,000 points for the 3D
grid. For example, using the free elevation data in conjuction with the free 1:250,000 topos from Geoscience Australia will allow me to produce a 3D model at the best setting of around 25km x 20km (500km2). Change the "Set 3D
grid size in pixels" to the next highest resolution and you will have a 4 fold increase in coverage area due to the limitations. Obviously it depends of what Pixel Scale your digital maps are as to how the settings need to be massaged.
I would suggest that you download Ozi3D (trial version) and play with it, as there is a setting now under Ozi to download your elevation data automagically for free (good resolution for small scale maps, around 250m IIRC).
Andrew
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