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<div><br></div><div dir="ltr" data-setdir="false"><div><div class="ydpf1472d4cmsg-body ydpf1472d4cP_wpofO ydpf1472d4cmq_AS" data-test-id="message-view-body-content"><div class="ydpf1472d4cjb_0 ydpf1472d4cX_6MGW ydpf1472d4cN_6Fd5"><div><div id="ydpf1472d4cyiv3016035406"><div><div class="ydpf1472d4cyiv3016035406yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div dir="ltr">Dear all,</div><div dir="ltr"><br></div><div dir="ltr" data-setdir="false">not having received any answer, I repeat the request.<br></div><div dir="ltr">I need to speed up the process of obtaining rasters with distances from a single point (or a single lat-lon coordinate) in it. Manually I use this procedure:</div><div dir="ltr">With
a georeferenced raster in a UTM projection I use raster calculator to
obtain a raster with all pixels set to zero. Then, with Serval plug-in, I
manually set to 1 the value of the pixel in the wanted position (either
by using a satellite overlay or by using a point vector layer with the
appropriate coordinates). Then I use the proximity function under
Raster>Analisys menu.</div><div dir="ltr">I want to make this via the
Graphical Modeler, in order to be able to make the process fast and
skip the manual introduction with Serval plug-in. At the very least, I
need a mode to put the value 1 in the pixel of the selected null raster
in the position givel by lat-lon coordinates. <br></div><div dir="ltr">Thank you!</div><div dir="ltr">Best,</div><div dir="ltr">Fabio Falchi</div><div dir="ltr"><br></div><div dir="ltr"><div><p class="ydpf1472d4cyiv3016035406ydp3a68e8daox-fa029a8a82-default-style"><em><span style="font-size:8pt;">USC - Universidade de Santiago de Compostela</span></em></p>
<p class="ydpf1472d4cyiv3016035406ydp3a68e8daox-fa029a8a82-default-style"><em><span style="font-size:8pt;">ISTIL - Light Pollution Science and Technology Institute</span></em></p></div></div></div></div></div></div></div></div></div><div><br></div></div>
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Il sabato 20 febbraio 2021, 18:04:14 CET, Fabio Falchi <fabio_falchi@yahoo.it> ha scritto:
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<div><div id="yiv3016035406"><div><div class="yiv3016035406yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div dir="ltr">Dear all,</div><div dir="ltr"><br></div><div dir="ltr">I need to speed up the process of obtaining rasters with distances from a single point in it. Manually I use this procedure:</div><div dir="ltr">With a georeferenced raster in a UTM projection I use raster calculator to obtain a raster with all pixels set to zero. Then, with Serval plug-in, I manually set to 1 the value of the pixel in the wanted position (either by using a satellite overlay or by using a point vector layer with the appropriate coordinates). Then I use the proximity function under Raster>Analisys menu.</div><div dir="ltr">I want to make this via the Graphical Modeler, in order to be able to make the process fast and skip the manual introduction with Serval plug-in. At the very least, I need a mode to put the value 1 in the pixel of the selected null raster in the position givel by lat-lon coordinates. <br></div><div dir="ltr">Thank you!</div><div dir="ltr">Best,</div><div dir="ltr">Fabio Falchi</div><div dir="ltr"><br></div><div dir="ltr"><div><p class="yiv3016035406ydp3a68e8daox-fa029a8a82-default-style"><em><span style="font-size:8pt;">USC - Universidade de Santiago de Compostela</span></em></p>
<p class="yiv3016035406ydp3a68e8daox-fa029a8a82-default-style"><em><span style="font-size:8pt;">ISTIL - Light Pollution Science and Technology Institute</span></em></p></div></div></div></div></div></div>
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