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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Where is World hillshade free download?

i need world hillshade with resolution about 1x1 km. Do you know where i can it download ?
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54 views

Can we prepare hillshade map in mapinfo discover?

Is there a tool to perform hillshade as like ArcGIS?
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29 views

gdaldem hillshade using command to calculate hillshade of whole folder

I need to calculate hillshade of folder using gdaldem hillshade which has 60 files in it. How can i do it using command prompt window.
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18 views

Trying to make one file out of many Hillshade files

I am trying to make a hilshade file for all of Colorado but when I download the DEM data for the state there are over 25 files. I have converted them all to hillsahde, but now I want to work with just ...
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33 views

QGIS - .vrt DEM layer only partially goes to hillshade

I am using QGIS 2.12 on Macbook Pro running on Mac OS X Yosemite 10.10.5. I have six adjacent DEMs of the 7.5-minute quadrangle size (National Elevation Data or NED, I think). I loaded them into a ...
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51 views

What is the usefulness of the angle and direction of the sun parameters in hillshade?

These parameters refer to the angle as of elevation and direction of the sun hypothetically to the hillshade but why does that must have any importance?
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80 views

Hillshade transparent for plain areas

Normally, when you use a hillshade as a layover in ArcGIS, you set the transparency at 80% or so (in the Layer Properties, display settings). As a result, the underlying layers, for example land use, ...
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49 views

Search for hillshade for Colorado

I'm looking for a hillshade for the state of Colorado...Prefer less than 10 meters. Prefer they come from either image server or arcgisonline.com that I can download to my computer. Prefer it be ...
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27 views

How do I create illuminated choropleth maps without converting symbology to representation? [duplicate]

I'm just wondering if anyone knows how to create illuminated choropleth maps ( I have rates and ratios at the community district level) without converting symbology to representation ( I have an ...
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34 views

Add hillshade to naip imagery

I've been searching for quite a while now. Is there a way to merge a hillshade image with an aerial image with gdal? I'm just trying to create a hillshaded aerial image.
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44 views

Applying color ramp/map to mosaic using ArcGIS for Desktop?

My goal is to create a bold, colorful hillshade following this tutorial from the ESRI website. Everything works great until I try to apply a color ramp or colormap. It somehow crunches the values and ...
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1answer
160 views

Combining four shaded relief images into one single image using GIS overlay technique? [closed]

I have prepared four shaded relief images (hillshade) with four contrasting illumination directions 0°, 45°, 90° and 135°. I would like to combine four shaded relief images to produce one shaded ...
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63 views

Calclulate the shade from a DSM and from sun elevation and azimuth angle

I have a mosaic of about 5000 tiles of aerial orthophotgraphy taken at different dates and thus with different sun angles. Furthermore, I have a Digital Surface Model (1 m resolution). My goal is to ...
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1answer
49 views

How to install mdenoise on linux?

It is suggested to install mdenoise via : wget http://www.cs.cf.ac.uk/meshfiltering/index_files/Doc/mdsource.zip unzip mdsource.zip cd mdenoise g++ -o mdenoise mdenoise.cpp triangle.c ln -s ...
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1answer
98 views

Hillshade with too big pixels

I digitized some maps with isolines every 4m. I created a DEM and the Hillshade. But the hillshade has big pixels. I use ArcGIS 10.3. Is there something to be look out for that I might have done ...
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404 views

How to create composite hillshade?

The concept of composite hillshade is to combine multiple hillshades with different sunlight orientation to avoid blind spot. It requires to merge 3 hillshades images with 315⁰ (NW sunlight, default ...
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1answer
54 views

How to average gdal_hillshades?

For some unknow reason, my average of 3 hillshades is very dark : gdaldem hillshade input.tif hillshades_C.tmp.tif -s 111120 -z 5 -az 315 -alt 60 -compute_edges gdaldem hillshade input.tif ...
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1answer
45 views

How to pass value of a band to and other band and change its value?

Using gdaldem hillshade, I get a one-band hillshade (download here, 2MB) : gdaldem hillshade crop_xl.tmp.tif Shadedrelief.tmp.tif -s 111120 -z 5 -az 315 -alt 60 -compute_edges I currently can ...
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3answers
916 views

How to create transparent hillshade?

I get elegant transparent hillshades via a combination gdal and convert. Compare to grey-based hillshade commonly used, such transparent hillshades are very cool because they can be placed between the ...
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1answer
162 views

ArcGIS hillshade create contour artifact

I created a DEM in ArcMap (10.3) using Topo to Raster. Then, when I tried to create a hillshade using spatial analyst, result look like the picture below. Any idea on what causing the contour-like ...
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1answer
75 views

What exactly does hill shade or Shaded relief , if performed on SRTM DEM will output?

Two questions actually. Does shaded relief or hill shade outputs mean "expelling of shadows"? For a vast country like India, how to prepare a map from SRTM DEM, which does not have any shadow ...
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1answer
178 views

getting strange “grid” artifacts when creating hillshades using gdaldem

I'm trying to create hillshades from Czech elevation data (Fundamental Base of Geographic Data of the Czech Republic (ZABAGED®) - altimetry - grid 10x10 m) - a demo files is available here: ...
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1answer
78 views

Unable to Produce Hillshade

I have been trying to create a hillshade using DEM data, however, regardless of the scale and z values I use the output is all black. I accessed the DEM data from a government source and clipped it ...
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1answer
38 views

gdaldem hillshade stop working with new projection?

Parallel to gdalwarp `-te -5.8 41 10 51.5 -ts 1980 0` not working with mercator? , my hillshade works with lat/long input : gdaldem hillshade input.tmp.tif shadedrelief.tmp.tif -s 111120 -z 5 -az ...
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1answer
154 views

Displaying DEM with real elevation values in ArcGIS Desktop?

I am trying to create a DEM with hillshading map in ArcGIS Desktop 10, but I'm getting the result with scale values between 0 and 254. How can I display the scale with the real elevation values? ...
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123 views

Errors trying to use MDOW Hillshade Model (ArcMap 9.3) in ArcMap 10.2

I am attempting to use Hillshade Tools to generate hillshade from a DEM. I am using ArcMap 10.2.1, and it looks like the tool is made for 9.3. Anyway, I get this error 000875: "Output raster's ...
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152 views

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 ...
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1answer
93 views

Hillshade values for winter and summer

I'm working with summer and winter hillshade values that were calculated in ArcGIS9.3 (but I'm now viewing them/working with them in ArcGIS10.2). Hillshade values were calculated using the hillshade ...
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1answer
316 views

Identify shadow on Landsat image by Hillshade Tool (spatial analysis) in ArcGIS?

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 ...
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1answer
232 views

A nice display of hillshade and my geologic map

i want to create a nice hillshade map covered by a grid or RGB map, with similar colour results in ArcMap like this: Is there a way to achieve this in ArcGis without transparency settings which ...
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1answer
108 views

How to add hillshades to a raster map?

I have a raster map without hillshades and want to add Hillshades derived from the SRTM90 dataset. I am looking for a tool, that can handle that as automatic as possible? I don't want to bother with ...
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1answer
71 views

How to calculate an Illumination raster for fire ignition danger analysis?

I am doing a fire ignition danger analysis using this equation that I found in Millington (2012) http://www.jmecology.com/wp-content/uploads/2014/03/33-42-MILLINGTON.pdf IR = 4H + 3V + 2I – E Where: ...
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2answers
68 views

Finding DEM/HIllshade sources California

Creating watershed maps for schools. I want to color ramp the elevation to show low and high points. What kind of files do I need and where to find them?
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1answer
114 views

Grid-like artifact visible in contour layers?

I am creating contours from an Aster DEM in ArcMap 10.1 I see a grid pattern appearing, particularly in areas of dense contours: I see the same artifact if I create a Hillshade layer so presumably ...
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0answers
161 views

Improve gdaldem hillshade output (lighten up flat parts)

I have a hill-shading that I made using gdaldem hillshade which is already pretty good. I used the option -alt 60 to get nice contrast, but the problem is, that with lowering the light-source, also ...
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1answer
122 views

going from hillshade to percent shaded (gdaldem)

I assumed hillshades output percent shaded (scaled to 255) at the given azimuth and altitude but this is incorrect. A flat raster at 80 degrees altitude has a maximum value of 251 instead of 255. How ...
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193 views

Sun azimuth on shaded relief LiDAR maps

I have a LiDAR map and want to change the view so that the ground shadow is manipulated (looking for archaeological anomalies). I think it is the sun angle that I need to alter but I don't know how. ...
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1answer
59 views

Interaction with two variables as parameters, saving the raster properties output into a table (.dbf)

The draft of the model below TASK: I need to calculate the percentage of river channel that is covered with shadow in each timestep RESOURCS: I have values for azimuth and elevation of the sun ...
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1answer
178 views

Make permanent layer in ArcMap, Image Analysis Functions to display hillshade

I use ArcGIS 10.2.2. I want to make relief map, so that it looked good at all scales. I use hillshade function but after Export data relief looks good only in one scale. I use this method Using ...
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1answer
288 views

Hillshade is block grey ArcGIS

So I am trying to create a hillshade on my DEM because I need to be able to distinguish features which I can't do in its current state (see picture). However, when I add the hillshade, it adds a block ...
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1answer
52 views

Wrong Coloramp function in ArcGIS 10.2.1

I want make elevation map use new method Learn a new method But i have problem with Coloramp function whatever the choice of color ramps. What's wrong?
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2answers
879 views

Scale and Z factor have no effect on hillshade analysis in QGIS

I used an SRTM DEM to create a hillshade in QGIS 2.2.0. However, the resultant hillshade seems to be vertically exaggerated. Also, changing the settings for scale and z-factor does not have any effect ...
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1answer
39 views

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 ...
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86 views

Mosaic hillshade function does not save statistics/histograms in ArcMap 10.2.1

I used ArcGIS 10.2.1. on Windows 8. I did hillshade function for DEM and Calculate statistics. Every time I go into ArcMap statistics strays: I try to add this function on mosaic but didn't worked. ...
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1answer
172 views

Smooth hillshade in all scales in ArcGIS Server 10.2.1

I publish relief map on server and view his on arcgis.com map. But in export i can change dpi from 96 to 300 and result smooth Any ideas how i can do so that the hillshade was smooth in all ...
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621 views

cloud shadow detection

I am trying to detect cloud shadows in Landsat images. I came up with producing good shadows and cloud masks. Now I'd like to implement my cloud mask adding cloud shadows. Do You have a good idea to ...
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74 views

determine the catchment area from dem or hillshade [duplicate]

I want to determine the catchment area of river from hillside. Is there a plugin that I can use in qgis ?
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149 views

Strange black pixel on edge when generating with gdaldem -hillshade

I'm getting a strange result when I'm generating an hillshade with the gdaldem hillshade command. Here is my command (see the compute_edges parameter): ...
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1answer
859 views

QGIS hillshade error “GDAL provider: Cannot open GDAL dataset ”

I am using a DEM and using menu Raster > Terrain analysis > Hillshade. When I type a simple output file name "MyHillshade" and then click "OK", I get a two-part error message that says: "GDAL ...
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1answer
401 views

How to remove strange gdaldem hillshade artifacts?

I've downloaded 9 chunks of 1 arc-second NED in IMG format from the National Map. I'm trying to create a hillshade from them. I'm using: GDAL 1.10.0, released 2013/04/24 First, I combine them and ...