1
vote
1answer
203 views

How to draw grid cells in QGIS?

I have one ASCII text file with eight columns. The first four provide the x-coordinates (e.g. longitude) of the four corners of a grid cell, while the last four provide the y-coordinates (e.g. ...
3
votes
1answer
57 views

How to modify height model values outside of road network

I have a height model of a quite big area saved in Esri ASCII grid files and a road network of this same area in a shapefile. I'd like to convert every height model value outside the road network to ...
1
vote
0answers
211 views

how to get ascii grid from corine land use data?

I'm trying to get ascii grid with land use data (by one parameter - CODE_00). Afterwards I will import it into simulation tool. But I cannot figure out how to convert ascii grid from shapefile. ...