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Questions tagged [tiles]

A collection of image files each containing a section of a map, or remote sensing scene.

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Tiles getting generated in both PostgreSQL and gwc directory?

I have a GeoServer 2.21.0 installed on EC2 instance with Ubuntu server. Initially I tried creating tiles in with default blob storage on file system which is the geoserver/data_dir/gwc directory. Soon ...
Gurminder Bharani's user avatar
1 vote
0 answers
52 views

Get data about rendered entities (mapnik) for each zoom

I'm using mapnik (mod_tile + renderd) to generate tiles based on data from PostGIS. The data is very simple, several countries with roads, names, etc. There is a style description file (xml), where ...
Ezhidze's user avatar
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1 answer
32 views

How to merge OSM and Microsoft/Google building footprint data

How can I successfully combine Open Street Map vector data with the latest building footprint data from Google/Microsoft or Overture Maps, and convert the result to a PMTiles file successfully? The ...
Sidders's user avatar
  • 113
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1 answer
69 views

GDAL with ECW support on Windows

I have an 84GB ECW image I'm trying to split into tiles. Can anyone help me figure out how to install the ECW plug in from Hexagon for Windows (https://supportsi.hexagon.com/help/s/article/ERDAS-ECW-...
Biz's user avatar
  • 1
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0 answers
39 views

Northern latitudes stretch vertically when generating tiles for Leaflet

I'm slicing a large image in QGIS. The image looks great in QGIS. This is a piece of the Greenland playing field. (This is the playing field for the game, each square is a region that the player can ...
Kjrt Sktrjgr's user avatar
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1 answer
50 views

Serving Terrain RGB tiles from XYZ / GeoTIFF files

I am trying to find a way to serve Terrain RGB tiles like these: https://blog.mapbox.com/global-elevation-data-6689f1d0ba65 from a local server for a very large area. My source files are GeoTIFF files ...
pcace's user avatar
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0 answers
27 views

GeoServer: permission only to gwc?

Is it possible to setup the GeoServer that a normal user of the GeoServer could only see/control the tile-caching part of GeoServer? like in 1
user3606183's user avatar
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119 views

Loading "tiled" open map with WMTS in Google Earth

How can I load in Google Earth a "tiled" open map with WMTS? I was looking of an Open Source Map with high density contour level curves, and I found this MapServer website (ESRI World Topo ...
Joako's user avatar
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31 views

QGIS - add OS NGD Tiles - API as a vector layer

I have been making good use of QGIS and found the help files able to get me through most problems, although now I am completely stuck at trying to get the "OS NGD API - Tiles" vector tiles ...
Jam's user avatar
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Replacing Tile Server

I have an existing GUI desktop application that consumes tiles in a {Z}/{X}/{Y}.png format from a cloud server using this guide https://www.linuxbabe.com/ubuntu/openstreetmap-tile-server-ubuntu-18-04-...
ChrisWard1000's user avatar
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1 answer
116 views

leaflet-simple-map-screenshoter cannot load custom tiles because of CORS error

If I try to make screenshots with my custom tiles, I am getting CORS errors. If I use mapbox or openstreet map tiles, I don't have any issues. I don't get any errors if custom tiles are used in ...
Matt's user avatar
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1 answer
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Cannot display WMS tiled layer from GeoServer(GWC) in ArcGIS Maps SDK for JavaScript 4.29

I have WMS tiled service, (I guess it´s WMS-C from GeoWebCache(GWC) according to the url composition, and it´s also WMS-T with TIME dimension) at URL like this: https://mapy.meteo.pl/geoserver/gwc/...
juraj murcko's user avatar
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0 answers
32 views

GeoServer mosaic - Innertiling slow

I have mosaic rasters/vectors from db - as a layergroup. Individually layers do work quite well, and as a group decently at mid zoom/low high, but when zoomed to close, rendeering gets really slow. ***...
Tomppeli's user avatar
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28 views

Hexadecimal coordinates for Tile Service in ArcGIS Pro

I have an XYZ tile service URL that provides PNG tiles for requests in the following structure: L{z}/R{y}/C{x}.png. However, it appears that the service requires different types of coordinates, which ...
meteergen's user avatar
  • 375
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0 answers
28 views

Why is the azimuthal projection not drawn correctly?

I am using Azimuthal equidistant projection, formulas from wiki const double R=1000.0; double calcDist(double phi0, double lamda0, double lamda, double phi) { double cos=qSin(phi0)*qSin(phi)+qCos(...
andrew13121312's user avatar
1 vote
2 answers
95 views

Leaflet - Customer Tile Cache Scheme Review, Munich

I am interested in user-specific tiling schemes and serverless display with Leaflet. I have come across problems that I cannot solve on my own. There are older requests in the forum for the display of ...
Christian Naujoks's user avatar
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1 answer
336 views

Create a Map Tile Server in Windows

I need a Tile Server to use in another application (Traccar) that will work on a Windows machine without a network. However, I saw that to make this work I would need a Tiled Map and a Tile Server. As ...
André Carvalho's user avatar
0 votes
2 answers
104 views

Expand the imagery range to more than one tile in Google Earth Engine

I am creating a map layer in Google Earth Engine using Sentinel-2 data and no matter what I set my bounds too I can only get it to display one tile. I know that I have mapped things before that aren't ...
Macall Hock's user avatar
2 votes
0 answers
64 views

PostGIS - tiling vector layer

I have a height isoline vector layer covering a large area, but most of the time, I am only working on a small part of it, so all kind of handling of the data goes slowly. Are there any ways to make a ...
MortenSickel's user avatar
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1 vote
1 answer
81 views

Using QGIS to create XYZ .png tiles on EC2

I have set up a PostgreSQL/PostGIS DB on an EC2 that contains my .osm data. I populated it with osm2pgsql. Now, I can create tiles on my local machine using the QGIS "Generate XYZ Tiles (...
rm_'s user avatar
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1 answer
80 views

Why is maximum level-of-detail capped at level 18 (1:4,252) when publishing web tile layer in ArcGIS Pro?

I created a hillshade raster that I would like to use in the field with Field Maps on my phone. When I go to share this raster from ArcGIS Pro as a web tile layer, I'm having problems with the raster ...
carya's user avatar
  • 91
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0 answers
56 views

Strange tile missing in GeoServer (GeoWebCache)

I am using GeoServer to publish an image mosaic layer that contains 100-ish single-band geotiffs. When I use the Seed/Truncate function of GeoWebCache to cache the layer in the format of jpeg-png, it ...
Tommy's user avatar
  • 21
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0 answers
76 views

Using Baidu Map tiles in QGIS [duplicate]

I am currently studying the Chinese city of Shenhzen and would like to use Baidu map tiles in QGIS. I tried using this XYZ url: http://online1.map.bdimg.com/onlinelabel/?qt=tile&x=%7Bx%7D&y=%...
Ronan's user avatar
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1 vote
0 answers
22 views

GWC: folder names meaning: why i have folders with the name 'EPSG_3857x2_09' and 'EPSG_3857_09'

EPSG_3857 is a CRS the postfix 09 is a zoom-level but why i have folders with structure of: << CRS >>x2_<< zoom-level >> << CRS >>_<< zoom-level >> Is ...
user3606183's user avatar
2 votes
2 answers
110 views

Converting Mercator tile coordinate to an OL TileGrid coordinate in OpenLayers?

Is there a method to convert the normal {z}/{x}/{y} endpoints you would get from a tile service into an OpenLayers TileGrid tile? Here is a mercator tile with coords: However in OpenLayers the ...
Malcolm's user avatar
  • 489
2 votes
1 answer
177 views

what's the point of tile layers with kml files?

By default gdal2tiles will create a bunch of *.tif's and *.kml files. I know that KML stands for Keyhole Markup Language and, in my experience, they're an alternative format to shapefiles, but I don't ...
neubert's user avatar
  • 370
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0 answers
119 views

Quickest way to merge or tile many thousands of rasters with empty space between them

I have many thousands of images (actually millions, but one step at a time) that are jpgs with associated world files. They were taken with a downward facing camera as a vehicle traversed terrain on a ...
Alex's user avatar
  • 111
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1 answer
295 views

Prevent sending too many requests while zooming/paning (OpenLayers 6.15)

I have a web page that displays WMS data from a WMS server, using a TileLayer. The images are fetched with a callback function called by the setTileLoadFunction(..) method of the associated TileWMS ...
Kadjoe's user avatar
  • 1
0 votes
0 answers
186 views

Converting XYZ tile request to govmap.gov.il requset which use EPSG:2039

How to convert tile (x,y) as is the case with Google Maps, which is based on a regular Mercator. To columns and rows for the govmap website that the coordinates are Israel Transverse Mercator (ITM) ...
FIX ERROR's user avatar
0 votes
1 answer
221 views

Local OSM Tiles - ways to reduce number of tiles [closed]

I'm developing a PC application that uses local OSM tiles. I'm using OSM docker from switch2osm to generate XYZ .png tiles for a given area and supply directory with tiles to our clients with our app. ...
user208190's user avatar
1 vote
1 answer
71 views

Import tiles OpenStreetMap QGIS [closed]

I have a map in QGIS that is supposed to have multiple layers, a custom made map, and a google street/openstreetmap layer. The layers somehow don't work, and so I decided to make a new connection. I ...
cobdmg's user avatar
  • 11
1 vote
1 answer
63 views

Custom PostGIS function not visible in pg_tileserv layer list

I have created a new PostgreSQL function whose code is below CREATE OR REPLACE FUNCTION public."my_test"( layerid integer, z integer, x integer, y integer) RETURNS bytea ...
Asad Abbas's user avatar
  • 1,634
0 votes
0 answers
148 views

Difficulty interpreting bounding volumes from Google 3D Tiles API

I'm trying to create my own 3D globe, similar to Google Earth, by getting the relevant tile data from the Google Tiles API. Using several steps to load the relevant data from Google, I receive a json ...
Boris's user avatar
  • 1
1 vote
1 answer
215 views

Retrying failed XYZ tile load in OpenLayers?

I already had similar question about failed TileWMS retry (Retrying failed TileWMS tile load in OpenLayers), but this time I'm using different approach to solve the problem. Solution is based on the ...
TomazicM's user avatar
  • 26.3k
0 votes
1 answer
18 views

OpenLayers UTFGrid placeholders not resolved

I am trying to implement an UTFGrid layer on my OL 7.5.2 map, according to this sample: https://openlayers.org/en/latest/examples/utfgrid.html. However, when creating the layer, the placeholders in ...
ulrich's user avatar
  • 1,170
1 vote
3 answers
393 views

Is there a way to view USGS 3DEP WMS(?) maps in Osmand, which uses TMS(?) format?

I'm very unclear on all of these acronyms. All I know is that USGS 3DEP LiDAR maps are very useful for seeing cliffs for climbing, and Osmand is very useful for offline navigation, but I can't figure ...
endolith's user avatar
  • 178
0 votes
0 answers
47 views

Retiling a mosaic from new coordinates using GDAL

I am trying to retile a large mosaic tiff that I have created, but re-clip the large tiff using some slightly different coordinates that I have created that allow me to introduce a little bit of ...
KVSEA's user avatar
  • 1
0 votes
0 answers
449 views

Generating XYZ tiles slow on QGIS

I'm new to the world of mapping and using QGIS. I need to render and create map tiles for the entire world using QGIS. However, the process of creating MBTILES is quite slow due to the large number of ...
Mezza 's user avatar
1 vote
1 answer
173 views

Tile column and row number in GetTile request

I try to configure WMTS for SentinelHub layers. I need to set tile rows and tile columns in GetTile request. Cannot understand how to match real coordinates (EPSG 4326 or EPSG 3857) with appropriate ...
Sergey Myshliakov's user avatar
4 votes
1 answer
304 views

How to use XYZ tiles from zoom 11 to a higher zoom

I have generated my own map tiles for zoom 11 (only). I display these tiles in QGIS via XYZ tiles (as a new connection - file:///D:/tiles/11/{x}/{y}.png). They show up fine for the zoom 11. However, I ...
Lubor's user avatar
  • 43
0 votes
1 answer
106 views

Export map as osm.pbf from QGIS

I found a map on license CC-BY-3.0, added to QGIS and now I would like to export that in the way that allows me to run it on the tile server. I'll use tile server mentioned in this tutorial: https://...
Seba's user avatar
  • 5
1 vote
0 answers
47 views

Some grid tile didn't get features when I using tileStrategy in OpenLayers

Question updated at 2023-05-26. Context: Use ol/layer/Vector and ol/source/Vector.js to display my features. Following is my vector source: const vectorSource = new VectorSource({ format: new ...
timewalker's user avatar
1 vote
0 answers
43 views

Finding if Long-Lat coordinate falls under a specific region in ArcGIS Online map [closed]

I am very new to this. I am working with this map: Poverty & Disadvantaged Census Tracts I have a collection of longitude and latitude coordinates and I am trying to check if they intersect one of ...
Uri1's user avatar
  • 11
2 votes
1 answer
420 views

Tiled image with pixel coordinates projection by OpenLayers 7?

I want to handle already-tiled static image with pixel coordinate by OpenLayers 7. I coded like this: const w = 14132; const h = 16353; const url = "https://t.tilemap.jp/maplat/tiles/...
kochizufan's user avatar
2 votes
0 answers
770 views

Web Map Service vs Cloud Optimised GeoTIFF (COG) Vs GeoTIFF [closed]

I'm looking into COG's to look if a COG would help me improve a application in serving or using GeoTiffs. I've got a working WMS, which gets an input of coordinates and then looks at a tiled GeoTIFF ...
DHend's user avatar
  • 33
1 vote
0 answers
126 views

Is there a way to create a .vrt and raster tiles without creating blanks?

I have a lot of high resolution data from thin tracks on a diagonal. Tiling these creates perhaps 80% or more completely blank tiles. Is there a routine that can either tile an input raster without ...
Campbell Smith's user avatar
1 vote
0 answers
132 views

Why QGIS removes the XYZ Tile Connection Referer?

In QGIS when i make a XYZ Tile connection with a referer, QGIS removes the referer! Why? See animated gif:
Exceere's user avatar
  • 21
1 vote
0 answers
48 views

Read the URL in the QGIS Layer's Tooltip [duplicate]

From a YouTube video, I made a screenshot for the QGIS layer's tooltip that contains URL of the XYZ tiles connection (See attached pic). How can I read this URL and re-use it to make the same ...
Exceere's user avatar
  • 21
0 votes
0 answers
94 views

Gaps between tiles in billinear option for NetCDF in GeoServer

I am serving a WMS layer- temperature- of a NetCDF by GeoServer 2.22 to Leaflet app. I choose billinear interpolation method in geoserver and I have the gaps below between my tiles. It happens the ...
Mat's user avatar
  • 11
1 vote
3 answers
328 views

SkyVector zoom levels vs. rest of the world

Has anybody ever figured out the, crazy backwards unconventional zoom levels on skyvector.com? All I'm trying to do is make the equivalent hyperlink for, say, an OpenStreetMap hyperlink. Why does it ...
Dan Jacobson's user avatar

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