r.blend: add screenshot in documentation (#3045)

OSGeo · Jun 10, 2023 · faef2c6 · faef2c6
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diff --git a/scripts/r.blend/r.blend.html b/scripts/r.blend/r.blend.html
@@ -9,12 +9,18 @@ <h2>EXAMPLE</h2>
 (North Carolina sample dataset):
 
 <div class="code"><pre>
-g.region raster=aspect -p
-r.blend first=aspect second=elevation output=elev_shade_blend
-d.mon wx0
-d.rgb blue=elev_shade_blend.b green=elev_shade_blend.g red=elev_shade_blend.r
+g.region raster=elevation
+r.relief input=elevation output=relief zscale=10
+r.blend -c first=elevation second=relief output=blend percent=75
 </pre></div>
 
+<div align="center" style="margin: 10px">
+<a href="r_blend.png">
+<img src="r_blend.png" width="600" height="540" alt="r.blend example" border="0">
+</a><br>
+<i>Figure: Elevation blended with shaded relief</i>
+</div>
+
 <h2>SEE ALSO</h2>
 
 <em>

diff --git a/scripts/r.blend/r_blend.png b/scripts/r.blend/r_blend.png