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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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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 ...
MichaelC's user avatar
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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 ...
Penitentes's user avatar
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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 ...
user2503795's user avatar
4 votes
1 answer
180 views

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 ...
Stu Smith's user avatar
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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 ...
Mirko Barada's user avatar
2 votes
2 answers
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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/...
Charles Leo's user avatar
2 votes
3 answers
484 views

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 ...
Justin Braaten's user avatar
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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 ...
Zev_Zide's user avatar
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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 ...
Jens Weiser's user avatar
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334 views

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): &...
Marlot Rijkers's user avatar
1 vote
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101 views

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 ...
leftmor's user avatar
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Incorrect Z Value in Slope and hillshade Raster from QGIS

I have to create a TIFF for hillshade and Slope from data obtained by Eiva software, basically a XYZ file. When I drop in the XYZ or TIFF exported from Eiva and try to create the layers they seem ok ...
Andrew Laverty's user avatar
1 vote
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SRTM hillshade looks weird in QGIS

I am using QGIS 3.18. My .hgt SRTM files downloaded from the USGS website looks OK except when I try to apply hillshade to it. The parameters that I have used are summarized on the screenshot below. I ...
Caribou's user avatar
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Blocky SRTM hillshade in QGIS

I have downloaded some SRTM topography data, which I've re-projected to a projected coordinate system and displayed as a hillshade. As seen in the attached screenshot, the product looks blocky, with ...
Saj's user avatar
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Function for layering two rasters in R

I am trying to layer a raster over a hillshade raster in the same way that I would do using the base R plot function (example code below) and export as a GeoTiff. col_rmp <- c('#0180FF', '#0101FF', ...
chipsin's user avatar
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MapTiler plugin layer: No such file or directory error message

I'm trying to create a Hillshade layer in QGIS using the Terrain RGB layer from the MapTiler plugin. When I run the raster hillshade function, I get the below error. I'm probably missing something ...
Ben's user avatar
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1 vote
1 answer
277 views

Resizing/resampling geotiff file with Imagemagick breaks hill shading

Using: QGIS 3.24.0 Tisler, ImageMagick 7.2.0-29, both Windows 64 bit on Windows 10. The computer has 96GB of RAM and all the software is 64 bit builds, so I don't think it's a shortage of memory. I ...
ConcernedOfTunbridgeWells's user avatar
2 votes
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437 views

QGIS Raster Hillshade Classic Drawing Texture

I found this drawing of a valley and really like the texture of it. I suppose this is a sort of hachure map drawn with dots. I was wondering if it was possible to recreate something similiar in QGIS (...
Mecky's user avatar
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1 answer
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SRTM resolution increase (~88m to 30m) causes a windowpane check pattern in subsequent hillshade, aspect, slope, etc

I'm working thru QGIS trainings and ran into this: Task is to use both a low-res Rainfall SRTM (32733) and a higher-res DEM/SRTM (4326) to produce rainfall, slope, and aspect layers, combine them, ...
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Can QGIS clip a raster after Hillshade has been run on it? [duplicate]

I've been trying to clip a raster layer with a shapefile. I already ran Hillshade on the raster, but the clip operation produces a clipped raster file, but the hillshade has been removed. Is this how ...
Jess Zimmerman's user avatar
4 votes
3 answers
1k views

Generating DEM from multiple, adjacent .LAS files using QGIS

I have less than a dilettante's knowledge of GIS, but a friend showed me a Digital Elevation Model (DEM) image of some land and I thought that I would like to give it a try. I downloaded the latest ...
Joseph Davoli's user avatar
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1 answer
611 views

Digital elevation model versus hillshade for creation of cross-section In ArcMap

I am using ArcMap 10.8. What makes for a better cross-section a Digital elevation model or a hillshade? I am using the cross-section to identify and analyze faults and fractures.so far I have tried ...
Programmer888's user avatar
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280 views

Shaded relief / Hill shade - GRASS vs GDAL and QGIS

I tried generating shaded relief / hill shade maps using different algorithms in GRASS and QGIS. It was found that r.relief of GRASS produced more realistic terrain shading compared to GDAL Hillshade ...
Abhijith's user avatar
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1 answer
1k views

JPEG compress hillshade

I have a hillshade which I want to compress using JPEG compression: gdal_translate -co COMPRESS=JPEG -co TILED=YES /home/bera/Drives/ssd1/Hillshades/testhillshade.tif /home/bera/Drives/ssd1/Hillshades/...
BERA's user avatar
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Correcting pixelated hillshade using QGIS

I'm running QGIS 3.20.2. I created a hillshade from lidar data for a property I live on, but the hillshade is quite pixelated. Is there a way to unpixelate it, so it looks smooth and clear? See ...
Jeffrey's user avatar
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242 views

Bad result when extract slope from HGT using GDAL

I'm trying to generate a slope tif from a HGT DEM file from SRTM. I'm following this posts: https://blog.mastermaps.com/2012/06/creating-hillshades-with-gdaldem.html https://blog.mastermaps.com/2012/...
Magno C's user avatar
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1 vote
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956 views

Serve Geotiff file using Geotiff.js

I have this geotiff file of hillshade which I am trying to render on HTML using Geotiff.js https://geotiffjs.github.io/ but it doesn't seem to render anything. If I inspect chrome console, it does ...
user1298426's user avatar
2 votes
2 answers
204 views

Is it possible to check the z factor of a hillshade in the layer properties in QGIS?

I'm working with QGIS 3.18 and I want to compare the visual performance of different hillshade layers. For one that I already have I wanted to chek the building parameters, specially the z-factor but ...
IberOikos's user avatar
1 vote
2 answers
123 views

Displaying raster layer in QGIS without any formatting

I have nine adjoining DEM layers (3x3) styled as 'hillshade' but there are some obvious artefacts, particularly where tiles meet. I've exported the hillshade layers to TIFFs in QGIS using the '...
HaydnW's user avatar
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Create a colored hillshade in ArcGIS Desktop

Is it possible (and how) to create a colored hillshade using a color other than gray in ArcGIS Desktop as it is possible in ArcGIS Pro as described in this article by John Nelson on the ArcGIS Blog? ...
Andrew-63's user avatar
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2 votes
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Layer styling using raster symbology in PyQGIS

I have two lists of raster (digital elevation model - DEM) layers by name. The first list of layers should be symbolized as follows: symbology should be set to hillshade layer rendering, blend mode ...
Ivan Marjanović's user avatar
1 vote
0 answers
237 views

GDAL cubic oversampling problem

I am trying to oversample a part of a big GeoTIFF DEM to display it as a hillshade. I'm doing the process in 3 steps: extract a part of my GeoTIFF oversample that part generate the hillshade with ...
Tim Autin's user avatar
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75 views

Hillshade output looking grided when zooming in

I have mosaic raster files into a new raster and then running hillshade in ArcGIS and I was wondering why do I get this gridded texture when zooming in and how can I fix it?
Adi's user avatar
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125 views

Why do hillshades from Image analysis look much better than the hilshade tool in ArcGIS?

I have been hoping to make my workflow a little more automated, but the hillshades that result from the hillshade tool just don't do it since they have a static look to them. I've tried to play around ...
ArcUser's user avatar
1 vote
4 answers
1k views

DEM produces pixelated hillshade when CRS changed to WGS 84 / UTM

UPDATE: I now realize my problem with pixelation occurs when I change the CRS to WGS 84 / UTM. Anyone familiar with why this would happen or how to avoid it? ISSUE: I am having trouble with hillshade ...
Matt Gunn's user avatar
3 votes
1 answer
326 views

Identifying and quantifying gullies and hags from aerial imagery in QGIS

We are involved in an extensive peatland restoration project in the Shetland Islands. We provide high resolution and accurate digital surface models and orthomosaics for initial analysis and on-going ...
RoryG's user avatar
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1 vote
1 answer
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Gdaldem hillshade noisy artifacts

Running the command: gdaldem hillshade in.tif out.tif -z 30 I'm getting artifacts like: and at -z 1: How might I correct this? Here is the gdalinfo for the input GeoTiff. All dimensions should be ...
interwebjill's user avatar
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0 answers
50 views

Reduce noise in QGIS hillshading [duplicate]

I'm using QGIS 3.12's Raster -> Analysis -> Hillshade tool on a fairly coarse DEM provided by the British Columbia provincial government. The DEM has elevation values between 500m and 2650m, so a ...
tomfumb's user avatar
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126 views

Weird output from hillshade tool in ArcGIS

I am quite new to working with ArcGIS 10.7. I have a .grd Raster which I interpolated from some data in Surfer (see first picture below). Cell Size is 1m, it is projected in ...
H4UDINEI's user avatar
1 vote
0 answers
226 views

Why is DEM layer turning black when applying multidirectional hillshade effect [closed]

I'm quite new to QGIS, and am experimenting with the hillshade effects. I've imported a DEM layer, and am simply trying to render it as a multidirectional hillshade. Every time I click the "...
Harleye's user avatar
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1 vote
0 answers
230 views

Slope and hillshade layer not continuous in QGIS

I have been trying to create slope and Hillshade rasters from a DEM raster, which is in UTM11N. I tried different ratios (vertical to horizontal) but everything is in meters so it should work fine. I ...
Albert Michaud's user avatar
4 votes
1 answer
2k views

Hillshade function calculation: ValueError: Received a NULL pointer

I'm trying to get a raster from a DSM running the following code from python libraries osgeo-gdal in python qgis console: import pandas as pd from osgeo import gdal df = pd.read_csv(azimut_altitude....
Rodrigo Vargas's user avatar
6 votes
3 answers
2k views

How to create an "arcgis-style" hillshade?

I came across some high res DEM and would like to create a quality hill shade. Target quality should be ESRI's world_hillshade as shown here: https://services.arcgisonline.com/arcgis/rest/services/...
Loumpa's user avatar
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6 votes
2 answers
5k views

Making elevation contours of raster smoother using QGIS

I am using QGIS 3.6. I have raster of Europe map which I want to make a colored relief model. After duplicating the layer, used hillshade on backward layer and colored the upper layer interpolation >...
Iven Pepa's user avatar
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2 votes
0 answers
39 views

Is there a way to independantly hillshade the overviews of a GeoTIFF pyramid in GDAL?

Is there a way to get gdaladdo, gdaldem or another GDAL tool to create a hillshade where each overview is shaded from the corresponding overview in the DEM rather than by resampling a single full ...
smithkm's user avatar
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2 votes
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130 views

QGIS Hillshade from a specific "light" source in space, not azimuth/altitude of light

I am trying to determine locations on a map that will have a clear line of sight to a satellite in geostationary orbit. Given a terrain raster I'd like to determine what areas of the map are in the "...
Steve's user avatar
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-1 votes
1 answer
328 views

Ortho imagery overlapping a top of Hillshade

I have a hillshade mosaic dataset made from DEM and I also have another mosaic dataset made with a aerial photo. I will like to overlapping so I can see both layer together, however I don't want to ...
Hyunjong Yi's user avatar
0 votes
2 answers
1k views

Hillshade not displaying correctly in ArcGIS Pro?

I have a large DEM of England that I have clipped to my study area and have been trying to generate a hillshade from. I tried a few variations with the parameters in altitude and azimuth (leaving z =1)...
Rena1231's user avatar