<div dir="ltr">But are those tif images? Or GeoTiff? Because, if those are geotiffs, with correct georeferencing, I believe rotating will mess things up. <br></div><br><div class="gmail_quote"><div dir="ltr">On Wed, Jul 18, 2018 at 11:48 AM Markus Neteler <<a href="mailto:neteler@osgeo.org">neteler@osgeo.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">On Wed, Jul 18, 2018 at 2:53 PM, Rich Shepard <<a href="mailto:rshepard@appl-ecosys.com" target="_blank">rshepard@appl-ecosys.com</a>> wrote:<br>
> I have .tif images at 1:5000 or 1:6000 scale that are each slightly<br>
> rotated clockwise on their rectangular backgrounds. The imported raster maps<br>
> are also slightly torqued so edges do not properly align (see attached<br>
> screenshot).<br>
><br>
> Is there an i.* module that can rotate them<br>
<br>
Yes:<br>
<a href="https://grass.osgeo.org/grass74/manuals/addons/#i" rel="noreferrer" target="_blank">https://grass.osgeo.org/grass74/manuals/addons/#i</a><br>
-> i.rotate<br>
<br>
Markus<br>
<br>
> so when patched together there<br>
> are no gaps?<br>
><br>
> Rich<br>
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