Questions tagged [hillshade]
A hillshade is a grayscale 3D model of the surface, with the sun's relative position taken into account for shading the image.
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gdaldem hillshade leaves holes in map at hill shadows
I have followed the install guide for OpenTopoMap exactly, this can be found here: https://github.com/der-stefan/OpenTopoMap/blob/master/mapnik/README.md#compile-and-install-mod_tile
When I view the ...
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Combine DTM with hillshade in QGIS
I'm wondering if it is possible to combine a LiDAR generated DTM on a 1m Scale with a Hillshade DTM on a 0,25m Scale to improve the level of detail of the LiDAR DTM.
If possible how can this be done ...
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Hillshade not correctly generated using QGIS
I'm learning QGIS with QGIS Training Manual resources (https://docs.qgis.org/3.28/en/docs/training_manual/rasters/terrain_analysis.html). I'm working on 7.3.1 Follow Along: Calculating a Hillshade. ...
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Having layers on top of hillshade in QGIS
I am currently trying to import some OSM data into QGIS and styling it a bit. For what I want to do, it's necessary to have a hillshade and some contour lines, which i both managed to create following ...
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GDAL Hillshade for Line-of-Sight Analysis?
I'm trying to use GDAL Hillshade on SRTM DEM tiles to perform a line-of-sight (LOS) analysis to the sun. The goal is to determine for a given DEM pixel, whether it is in view of the sun or not.
The ...
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3DEP WMS hillshade zoom/rendering issue?
Edit: This appears to be an issue with the 3DEP program or ImageServer itself. The same unrendered areas appear in the ArcGIS Online Map Viewer and in https://apps.nationalmap.gov/3depdem/.
I'm ...
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Problem with `terra::shade`: Neighborhood size parameter for hill shade algorithm?
The terra::shade hill shade algorithm only uses immediate neighbors to compute hill shading. In contrast, Google Earth Engine's ee.Algorithms.HillShadow has a neighborhood size argument, which can ...
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How to colorize QGIS hillshades without including black tones?
Background:
In a recent video, John Nelson showed how to make multi-hued hillshades in ArcGIS Pro. I am trying to re-create his efforts using QGIS 3.22.16.
At 1:55 he changes the hillshade color ...
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Quickly generate multiple hillshades from DEMs in ArcGIS Pro
In ArcGIS Desktop I would usually use ImageAnalyst app where it was easy to quickly generate hillshade from DEMs that are in data frame. But I can't find anything similar in ArcGIS Pro version, except ...
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Importing DEM ArcGIS REST Servers and Hillshade using QGIS
I'm brand new to GIS and just discovered QGIS.
I've been trying to import either DEMs or LIDAR of my area from the following link:
https://basemap.nationalmap.gov/arcgis/rest/services/...
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Hillshade image blend that is not washed out (Earth Engine)
I want to add hillshade to an image visualization in Earth Engine. I have done so by blending a semi-transparent image onto a hillshade layer. The desired appearance of terrain is added, but the image ...
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Creating Colorized Hillshade by Overlaying Hillshade and Color-Relief
I am trying to create a colorized hillshade using gdal and store it as a new file. I'd like to use the 'overlay' method (see also: Overlay)
Unfortunately, it doesn't produce what I'd expect (which ...
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QGIS: Blending mode ignored on export
I am using QGIS installed via the OSGeo4W bundle. Since version 3.26 I have had an issue with the MapComposer. Upon export, blending modes appear to have no effect. In this case I have a bathymetric ...
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DTM hillshade function error: 'does not exist in the file system, and is not recognized as a supported dataset name'
I am trying to use the hillshade function in QGIS 3.24.2-Tisler. I downloaded a DTM from https://app.pdok.nl/viewer/ as an WMTS. When I try to use the hillshade function I get an error (see below): &...
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How to combine different azimuth hillshades (e.g 45°,315°) extracted from the same DEM using QGIS?
I've a DEM from which I created duplicates that have different azimuthal values on hillshades. I would like to see the possibility of combining different azimuths (e.g 0°, 45° and 315°) in a single ...