[Qgis-user] vector point grid to raster grid -- pixel size does not work

Priv.-Doz. Dr. Maria Shinoto maria.shinoto at zaw.uni-heidelberg.de
Tue May 12 04:23:59 PDT 2020


Hi, 

I am having problems to set up the parameters for Raster > Convert > Rasterize Vector to Raster

My basic map is JGD2011 / Japan Plnae Rectangular CS II, and I downloaded an xml file JPGIS/GML format, that had to be converted to shapefile in a special application. 

Now I have the points as a grid with approximately 5m distance and want to convert them to Raster, since this is what I want to use as DEM for analyses. 

Everything works, but the pixel are extremely largen, not 5m.

I set the units to pixel, and since it is 5m mesh (from 0.2 seconds), I was told to use 0.000056 for horizontal and vertical resolution, but I do not know what I am doing there, and I do not find any similar application in tutorials, handbooks and books, the options in QGIS documentation do not really help. 

Can anybody guide me to the correct value? Or to another flaw in my thinking? 

Thanks a lot, 
Maria



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