Questions tagged [shaded-relief]
The shaded-relief tag has no usage guidance.
38
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48
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5
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Smoothing DEM using GRASS?
I have a SRTM DEM and I want to create a shaded relief from it. I created the shaded relief in GRASS and the result is very nice, but a little rough because the area is near flat and the DEM is 90m in ...
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votes
5
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Can I reproduce this classic cartographic hillshade relief effect (hachures) electronically using modern DEM data?
I own a number of old cetral-European maps and I always liked the classic hand-drawn cartographic hillshade relief presentation that these maps feature. I am not wanting to reproduce the shading (...
- 20.3k
18
votes
4
answers
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Shaded relief from DEM in GRASS and QGIS
I have been trying to get a good looking shaded relief model out of GRASS and Qgis for a day or so now and just can't seem to get it. The biggest problem I'm having is the valleys look like mountains,...
- 34.7k
9
votes
2
answers
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Emulating "Swiss style" shaded relief with ArcGIS tools?
Is there a way to create a Swiss style (or other hand-shaded-like styles) shaded relief from a dem using ArcGIS tools alone?
- 20.3k
8
votes
1
answer
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QGIS procedure for Multidirectional, oblique-weighted, shaded-relief?
Is QGIS capable of the multidirectional, oblique-weighted,shaded-relief method described at http://pubs.usgs.gov/of/1992/of92-422/of92-422.pdf ? If so, what are the steps necessary in QGIS to ...
- 81
8
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1
answer
538
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3-D Terrain effects for vectors in QGIS?
I'm a bit new to QGIS, and making a few maps of roads through mountains. I'm looking to have a 3-D effect within my 2-D map.
I got a DEM, made a hillshade, and blended a basemap over it. Nice ...
- 89
7
votes
1
answer
27k
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Plotting elevation maps and shaded relief images from latitude, longitude, and elevation pairs [closed]
I have a set of latitude, longitude, and elevation pairs (roughly a grid of such values, though it is not uniform), and I'd like to be able to plot an elevation map and perhaps also a shaded relief ...
- 203
7
votes
1
answer
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Creating blended colour relief in QGIS?
I am mapping mountainous areas in QGIS 2.4 and would like to recreate the beautiful blended colour relief found, for example, in the map shown at http://maps.kartoza.com/Boosmansbos/.
While I am ...
- 73
5
votes
4
answers
801
views
How to create shaded relief from xyz file?
I have a DEM (xyz format) which I want to apply to a "flat" map texture to create a shaded relief, preferably with software that is available for free.
- 151
5
votes
1
answer
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Possible workflows for shaded relief representation as vector
I am looking for a good workflow on how to represent relief on a map as vector (e.g. for further processing in Adobe Illustrator or Inkscape). My inspiration is the present google maps at zoom level ...
- 1,639
5
votes
1
answer
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Identifying shadow on Landsat image by Hillshade Tool in ArcGIS Spatial Analyst?
I would like to automaticaly identify shadows on Landsat scene in mountaineus area using Hillshade Tool (ArcGIS 10.1). I have
1 Landsat image from one date
DEM (SRTM) from the same area
To create ...
- 3,376
4
votes
2
answers
7k
views
Creating shaded relief in ArcGIS Desktop?
How can I create shaded relief from contour lines (.shp format)?
I see Hillshade in ArcToolbox, but it asks for a raster file.
I have ArcGIS 10.0.
- 5,034
4
votes
2
answers
1k
views
Is it possible to produce a decent looking shaded-relief map at 50K-scale-or-larger using SRTM3 DEM?
I'm trying to make a decent-looking shaded-relief map of a particular area in 50K-scale-or-larger using open-source tools. The best (and free) option I have for DEM data for that area right now is the ...
user8723
4
votes
0
answers
369
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How is ray tracing different from ambient occlusion when hillshading with SAGA?
SAGA offers both raytracing and ambient occlusion in its Analytical Hillshading module, but doesn't explain how these modes differ. Is one significantly more expensive in computation, and is the ...
- 992
3
votes
2
answers
1k
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Georeferencing PNG with transparency via gdal produce "green pixels" in QGIS?
This is just intriguing while not blocking my way, but I wonder what is going on and would like to get feedbacks from more experienced users.
1) Given a trans.png file (1.1MB) looks good and ...
- 2,653
3
votes
2
answers
411
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Paint relief according to geology
I have created this shaded relief image in arcmap (first image). Is there a way to paint part of it according to geology and keep the relief texture (like the green color on the second image)?
...
3
votes
1
answer
601
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Where to find ready to use automate shadow detection algorithm?
I am searching for an algorithm to make a shape file of every shadow in Landsat image (30 meters per pixel). I need to classify lakes at the image, but territory is very mountainous and shadows are ...
- 349
3
votes
0
answers
209
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QGIS Orfeo Toolbox: Smoothing tools generate unwanted black border on a hillshade raster
I'm using the Smoothing (gaussian) and Smoothing (mean) tools in the QGIS Orfeo toolbox to blur a hillshade raster I've generated. However, they both come out with a thick black border at the edge of ...
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3
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0
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243
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Which Leaflet Basemap with shaded relief should I use for a WebGIS?
I'm having difficulties to show shaded relief in our Basemap.
Where can I find a free and clean basemap service, that shows only shaded relief? With no labels, no roads, no rivers, no cities, etc., ...
- 310
3
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0
answers
3k
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Creating one DEM from multiple ASC files
I am struggling with this several days and now its time to ask how to do it in QGIS.
I have very detailed 27 ASC grid files with overall size of 9 GB created from 1m contours of large area (600 m2). ...
- 1,691
3
votes
0
answers
67
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Adjacent DEM files have narrow triangular gaps when joined
Newbie here. I've downloaded several DEM files from GeoCommunity which correspond to adjacent regions. When I join them together to form a larger relief map there are triangular 'gaps' on all four ...
- 163
2
votes
2
answers
201
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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 ...
- 87
2
votes
1
answer
4k
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QGIS elevation and relief shade
I am trying to generate a map with terrain and elevation in QGIS and as a beginner I have followed tutorials
on how to generate contours and hill shades succesfully. However, I don't know what are the ...
- 217
2
votes
1
answer
289
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Showing z scale with shaded relief instead of colour scale?
I've got a .flt file with a z value (height), when displayed this gives me a scale based on the z value.
To better visualize the data I want to apply a shaded relief function to the data, but when I ...
- 317
2
votes
1
answer
635
views
Solar radiation analysis in ArcGIS (shade)?
I was wondering whether the Area solar radiation tool in ArcGIS takes into account the effect of shadow by the topographic surrounding terrain. Besides, is there a way to undo this effect, so I can ...
- 21
2
votes
0
answers
159
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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 ...
- 187
2
votes
0
answers
142
views
Weird artefacts/pixels in QGIS-created shaded relief map
I'm working with 30m SRTM data on an terrain map of Cuba. I downloaded the necessary DEM files, merged them and went on to create the shaded relief map in QGIS 2.8 using Raster > Analyze > DEM (...
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1
vote
1
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190
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What is the elevation unit of the Natural Earth's Shaded Relief raster? [duplicate]
I need to use this raster data to extract elevation for points and polygons, but I am really confused about the unit of the pixel values
http://www.naturalearthdata.com/downloads/10m-raster-data/10m-...
- 197
1
vote
1
answer
937
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Making a heightmap DEM for use in putting together a relief
I'm new to GIS, and I'm just doing this as a hobby.
I've seen 3d relief maps like this one: https://i.redd.it/peq57uoa28c51.jpg and I wanted to try my hand at making my own. I used the topoView ...
1
vote
1
answer
57
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Adding shadedreliefarchive imagery to QGIS
I'm trying to add some relief imagery that is found at shadedreliefarchive.com
Specifically, I'm trying to add the SEAsia one found here.
I've tried making a custom CRS to match the details found on ...
- 1,162
1
vote
1
answer
1k
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Where to get free seafloor elevation for Galapagos Islands?
I'm trying to find seafloor elevation around the Galapagos Islands. Something with resolution 30 - 100 meters.
Or just shaded relief for this region.
- 171
1
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0
answers
107
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Shaded Relief Map to Contours [closed]
Is there a way to create contour map from a given shaded relief map?
- 11
1
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0
answers
301
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Getting Shaded relief from DXF mesh using QGIS?
I am stuck with a problem in QGIS. I have a three-dimensional mesh as DXF from AutoCAD, which I imported into QGIS.
Now I wanted to create a shaded relief map. I think I need to create a raster from ...
1
vote
0
answers
318
views
How to remove parallel stripes from DEM in QGIS or GRASS? [duplicate]
I have DEM (*.tif) from which I need to create shaded relief in GRASS/QGIS.
Problem is that it appears to have some parallel stripes all across the raster, as on picture below.
I used resampling ...
- 49
1
vote
0
answers
833
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Import raster tiles in PostGIS
I have much amount of raster tiles with hillshaded relief, that I've tiled using QGIS (Qtiles). And I'm trying to import these raster tiles into PostGIS. I have searched about my question but found ...
- 1,066
0
votes
1
answer
175
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Automatically detecting relief in flat areas from hillshape for marine bathymetry using ArcGIS Desktop?
I am trying to identify areas of interest in the ocean around 30-150 m that have some "topographic relief" compared to their surrounding areas. I did this manually by looking at the hillshade and ...
0
votes
1
answer
96
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How do you set sea level elevation to white in terrain analysis?
I have ASTER files I am working with to create a shaded relief background for some other vector shapefiles. In experimenting with different color-elevation options, I am unable to have the Terrain ...
- 483
0
votes
0
answers
276
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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 ...
- 163