Questions tagged [tiles]

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

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58 views

Tiling geocoded aerials in QGIS 2

I have two geocoded aerials from the Las Vegas valley from different years. The newer aerial has an area missing from the Northwest part of town. The older aerial has the missing area I need. My ...
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139 views

How to tame massive tiled rasters in leaflet webmap

I have a project that has grown beyond it's initial scope. I have multiple large rasters tiled in a leaflet webmap. They were tiled using gdal2tiles.py which produced ~500,000 tiles per raster. ...
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706 views

Use downloaded global OSM data in Android offline app

I am about to develop my first Android app (so I am a newbie in mobile app development). For this I will need OSM data of the whole globe, but only data with tags highway, boundary, waterway and ...
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38 views

Looking for tile-grid polygon layer

I'm looking for a vector-grid that has grid-cell boundaries for every tile/zoom-level in the standard x/y/z web-map tiling scheme. Googling has done me no good...anyone know of a source?
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204 views

What is naming convention of Tiles generated in GeoServer?

While the requests to the tiles from the client are in the format {x}/{y}/{z}, the tiles are not named in the same fashion in the file system. The folder names also look different. What is the ...
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2answers
335 views

Do we get world grid with date and time of visit of Sentinel 1 and Sentinel 2?

I have an ROI and I am interested in knowing the below for it Tile Number Date and Time of revisit as calendar for whole year This will enable me to specify the tile number(s) and fetch the data for ...
4
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1answer
388 views

Vector Tiles for NetCDF Data [closed]

I understand that the GeoServer can produce vector tiles in three formats: GeoJSON, TopoJSON, and MapBox Vector (MVT). Moreover vector tiles has many advantages in handling data such as reduced size ...
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2answers
391 views

How to draw maps with OpenLayers without subtitles?

I'm developing an application, using OpenLayers and OpenStreetMap, which can not have some subtitles, because it pollutes the map, subtitles like this: this is my code defaultRasterLayer = new ol....
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1k views

Google map tile size and number for an area

Is there any way to estimate the number of tiles in an area for Google Maps for each zoom level? I need something like this app: http://tools.geofabrik.de/calc/#type=geofabrik_standard&bbox=-14....
2
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1answer
356 views

Where is Tile Map to Printer Paper Option in ArcGIS Pro?

Where is the Tile Map to Printer Paper Option in the print interface of ArcGIS pro? I need to print a 96x96 map in three 36x96 sheets. I included a picture of ArcMap 10.4 to show the tiling options ...
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1answer
244 views

convert geoJson data to interactive map tiles containing icons,labels and popups

In my search for a solution for showing up a tremendous amount of points data on a map, I ended up with an idea of generating GeoJSON data, then convert GeoJSON to map tiles that can be served using a ...
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1answer
331 views

Map Tile server for backend Java PDF renderer

We have a Java Application deployed on Tomcat. There is a PostgreSQL database with PostGIS extension enabled. We have both geometries and geo-points in the database. We have a backend thread that ...
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74 views

QTiles PNG artefacts

I'm trying to generate some tiles from a very large dataset (5.8 million points). Each point represents a 20 x 20 grid square in the OSGB 1936 / National Grid CRS. What I'd like is for each square ...
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1answer
1k views

How can use my own styles in klokantech/openmaptiles-server docker container?

If I use klokantech/openmaptiles-server docker-container it work well. I can download style and change it like in Upload Style to Mapbox Studio described. But how can I use the new style.json in my ...
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0answers
83 views

How to create a tileset of custom size in geoserver?

I am trying to create a tileset of size 200X200. But by default it builts 256X256 tiles. The documentation says, the settings is available under gridsets. So I tried creating a new gridset with the ...
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2answers
2k views

How can I grey all outside a country border in Mapbox GL JS?

I have klokantech docker container for openmaptiles. Now I want take the KML of the country border and grey all outside the country.
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107 views

Bounding Box to list of included Tile Quadkeys

In all places where it's possible to find formulas related to Tiles & Quadkeys, it seems that the function translating bounding box (rectangular on exact Tile borders - cannot divide a Tile, ...
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1answer
1k views

How to implement tile caching a WMS vector layer and use that cached tiles with leaflet?

I have created a vector layer using GeoServer. Now, i have a GeoServer WMS for that layer. I would like to implement tile caching. I tried TileCache tool. But i have encountered a problem then i asked ...
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80 views

Why doesn't requested tile get cached in browser?

I'm trying to optimize the load time of a mapping project using QGIS server and Openlayers 4 and have a question about browser cache. PNG tiles from tile data with URLs in XYZ format get cached ...
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2answers
1k views

Hide old tiles while loading new ones when zooming in Openlayers

Standard behavior, while zooming in and out in Openlayers, is that the current tile gets resampled and displayed stretched or compressed until the new tile is available. That's how it looks like while ...
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0answers
46 views

Mapnik - Preserve RGB value of transparent pixels

Currently generating PNG raster tiles (mapnik) with custom style where I store one information (map_feature) by channel (rgba). Mapnik seems to multiply alpha with value of red, green or blue. I ...
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1answer
296 views

How to find map tiles' parent tiles?

I am wondering how to find the parent map tiles of a particular tile or the tiles contained within a particular map tile. I know tiles usually have the structure of somedir/{z}/{x}/{y}.png/jpg and I ...
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0answers
529 views

Generating tiles from matplotlib plots

I have a number of analyses that are being plotted as heat maps in UTM coordinates using matplotlib. I'd like to generate tiles from these to display on a leaflet map over top of an OSM map. At this ...
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0answers
282 views

How to use L.singleTile plugin in Leaflet

I am using Leaflet (leaflet-0.7.3) to publish a WMS layergroup from GeoServer. My code is: var basemap2 = L.tileLayer.wms('http://localhost:8080/geoserver/ows?version=1.3.0&', { ...
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327 views

Display tiled image by leaflet

I have some big images without geographic information which I want to load them by leafletjs. I have two ideas: 1 Georeferring images first Once the image contains geographic informaiton, I can ...
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2answers
502 views

AWS Sentinel 2 incorrect cloudy pixel percentage

For some tiles with low data coverage percentage metadata and tileInfo contain cloudy pixel percentage value equal 0. Examples: http://sentinel-s2-l1c.s3-website.eu-central-1.amazonaws.com/#tiles/37/...
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873 views

Cartopy image tiles - determining possible zoom level in advance?

In Cartopy I'm using an image tile like so: terrain_tile = cimgt.StamenTerrain() ax.add_image(tile, zoom) By default I've set the zoom level to 14 and that works perfectly for my first test case. ...
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1answer
407 views

getGetFeatureInfoUrl Hit-detection tolerance

I'm using getGetFeatureInfoUrl to retrieve features from a WMS layer like that: var url = wmsSource.getGetFeatureInfoUrl( evt.coordinate, viewResolution, 'EPSG:3857', {'INFO_FORMAT': 'text/xml'} )...
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1answer
2k views

How to add layer opacity slider in Openlayers 4 and qgis2web

I am using qgis2web to publish a webmap, and then modifying the code to add features that I want. I am now adding a Tiled image from imagescale folders (e.g. \15 \16 \17 \18 and so forth). Using the ...
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3answers
2k views

Serving png image tiles using geoserver

I have managed to : 1) Create layers 2) Applied SLD Styles 3) Group the layers together and able to preview What I have is this(layer preview): I would now want to serve this layer via tiles. ...
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0answers
134 views

Mapbox-gl offline openmaptile font not shown

I'be downloaded a mbtile file related to rtl countries and used it as an offline source for Mapbox-gl server. All stuff are shown correctly except labels that have rtl characters. Even ltr characters ...
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0answers
393 views

Google Maps API setTilt(45) on custom tile layer

With google maps api, I'm trying to put a custom XYZ service on top of google satellite 3d view (45°). Is it possible? I have a mapnik stack server serving a custom tile XYZ service (transparent ...
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1answer
456 views

Generating 512*512 tiles?

I want to generate tiles in custom size but can't find a tiler that can do it. In gdal2tiles I cant find the size option. TileMapper costs too much. Is there any opensource utils that can generate ...
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1answer
304 views

GeoServer caching request not aligned to grid(s)

For starters, just to point out I have really gone through all posts here on this issue and none of the solutions are working for me. I have a lot of GeoServer layers which I am serving in EPSG:3765 ...
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1answer
110 views

Disable tiling when Mapserver requests layers from external WMS server

We use Mapserver to create a composite of multiple layers from another WMS server. We noticed that a single request to Mapserver creates multiple requests to the "upstream" WMS server. Apparently ...
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0answers
124 views

AGOL “Elevation Layer (Hosted)” is not displaying outside of a narrow scale range

28/08/17 Edit: Solved. None of the errors or tools will specify this, but you need to manually generate pyramid layers on the input raster to have it display correctly as an elevation surface. ...
3
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1answer
244 views

OSM Perspective View for Android/iOS

I am recently working on a project where i want to show a skiarea in a perspective view, like you know it from maps of skiresorts where the ski lifts are displayed. Are there any libraries where i can ...
4
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1answer
4k views

Leaflet JS not displaying map properly

I am trying to render a map provided by a tile map service based on {x}, {y} and {z} using leaflet.js. So far, I managed to render the map, but it is isn't shown correctly. The tiles are repeated ...
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0answers
259 views

How to fill missing high zoom level tiles from MapServer WMS?

I'm creating image tile pyramids (format = MRF) which do not contain all possible tiles at high zoom levels. This is because in some areas the high zoom level tile does not exhibit higher resolution ...
2
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1answer
78 views

ST_Tile col/row indices?

I want to generate tiles from a postgis raster, to be used as a tileLayer in an Openlayers map. The tiling is fairly easy to do using ST_Tile, resulting in a new table, with each record being one ...
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0answers
166 views

Cropping openstreemap tiles to desired bounding box

Given the solution for downloading a cluster of tiles in https://stackoverflow.com/questions/28476117/easy-openstreetmap-tile-displaying-for-python and http://wiki.openstreetmap.org/wiki/...
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0answers
452 views

Integrate Google Streetview map into QGIS?

I'd like to show a the Google Maps layer that has the routes that streetview has taken in my QGIS 2.18.x project. I'm not looking for the actual street view imagery. I've seen multiple posts about ...
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1answer
294 views

Cannot get view and extent of GeoServer WMS on Openlayers 4

I'm trying to get a satellite image from GeoServer. I've specified the extent and projection that was given in the URL (not shown in the code). But when it renders, the image is nearly invisible and ...
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0answers
41 views

Recognize Tiled Internet Layers

Is there a way to recognize a Tiled Internet Layer using arcobjects in .NET? I've tryed several ways but I always end up in a dead road... ILayerFile lyrf = new LayerFile(); lyrf.Open(@"G:\mypath.lyr"...
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0answers
118 views

Issues with atlas generator and labelling across maps/images

I have a lot of layers in my project and I am trying to use the atlas generator in the print composer to create a tiled map. Some of the layers have labels which have different configurations with ...
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1answer
215 views

Finding source map tile

Given a degraded image of a Google maps tile, for example: Is there a service or technique I can use to find the map coordinates of this tile?
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0answers
44 views

Understanding tiles folder and file names [duplicate]

I have hard times finding the meaning of tiles names and folders. I don't think it's related to QGIS (it seems to be a standard thing) but when I export my map into a tile set the content is split ...
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0answers
45 views

Cannot find all tile services hosted in my AGOL via REST

I have already posted this problem to geonet, but I thought it might be good to post it here, as people on GIS SE might have already seen such a problem (although I could not find any similar question)...
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1answer
738 views

Transport layer on OpenLayers 3 map: ol.layer.OSM is not a constructor

I'm using the Thunderforest Transport map and I want to overlay it onto my OpenLayers 3 map. After looking through the documentation and following their example (http://www.thunderforest.com/tutorials/...