<div dir="auto">The rasterization of points, lines and polygons went nicely with -burn 1 -add to a discrete heat map. Thank you, Jukka.<div dir="auto"><br></div><div dir="auto">Particularly we where happy with the line density, but have a follow-up question:</div><div dir="auto">What does the raster values represent?</div><div dir="auto"><br></div><div dir="auto">We did a vector polygon grid test clipping up the lines, where line length or line count were different, so we guess it is something else.<br><br><div data-smartmail="gmail_signature" dir="auto">Karl</div></div></div><div class="gmail_extra"><br><div class="gmail_quote">Den 30. jan. 2018 17.16 skrev "jratike80" <<a href="mailto:jukka.rahkonen@maanmittauslaitos.fi">jukka.rahkonen@maanmittauslaitos.fi</a>>:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">> Burn works:<br>
> gdal_rasterize.exe -burn 1 -tr 20 20 -l points c:/Temp/points.shp<br>
> c:/Temp/out.tif<br>
<br>
> Add doesn't<br>
> gdal_rasterize.exe -add -tr 20 20 -l points c:/Temp/points.shp<br>
> c:/Temp/out.tif<br>
<br>
Hi,<br>
<br>
I have never used the -add option but I would try it as<br>
<br>
gdal_rasterize.exe -burn 1 -add -tr 20 20 -l points c:/Temp/points.shp<br>
c:/Temp/out.tif<br>
<br>
-Jukka Rahkonen-<br>
<br>
<br>
<br>
--<br>
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