An image file containing a section of map.

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0
votes
0answers
77 views

Can I manually set the size of GeoServer's tiles?

I'm using GeoServer to generate a street name overlay that we can use with our various basemaps. It works great, but the names repeat too often to be truly beautiful. I've tried bumping up the ...
0
votes
1answer
509 views

Does tile server renders every request?

I am trying to understand how tile server handle requests. I red about Mapnik which "creates" the map using OSM, Does "creates" means that every request is rendered and returned? If yes what is the ...
2
votes
1answer
449 views

Raster Tile Merge Performance of PostGIS 2.0

I'm attempting to intersect Australian Census boundary polygons with the 1" SRTM DEM (10.5bn points across Australia), and output the result as a single raster image on the fly. The DEM is stored in ...
3
votes
1answer
3k views

XYZ Layer in Open Layers has Missing Tiles

In Open Layers I'm having a missing tile problem where it generates a missing link icon and a pink background. I found several threads including this one saying to add this code ...
0
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0answers
149 views

GeoServer - GeoWebCache tile larger than others

GeoServer Version 2.2.4, GeoTools Version 8.6, GWC 1.3-RC5 I have an issue where a tile is sized incorrectly and misaligned when I provide a gutter for a layer's tile caching. The issue occurs in the ...
0
votes
0answers
316 views

mapnik error - fatal flex scanner internal error--end of buffer missed

I am using Mapnik 2.0.1rc0 on a Windows 7 with python 2.7 32bits inside a GeoDjango App. I often got this error: fatal flex scanner internal error--end of buffer missed that makes python to crash ...
2
votes
0answers
185 views

efficiently slicing tiles with gdal C API

Im working a project using the gdal C api(in a block of objective-c) to slice TMS style png tiles. The code currently works, but I'm running into some trouble optimizing to run fast enough for use on ...
2
votes
2answers
2k views

how to use mapproxy to serve WMS from reprojected google maps tiles

how to use mapproxy to serve WMS from reprojected google maps tiles, i have searched for docs, but there's no docs which describe how to add google maps as source.
2
votes
1answer
177 views

In OpenLayers, is there any way to convert polygons to tiles?

I have a OpenLayer map which by enabling a feature by user, a very huge table of polygons (lots of small areas, with information and metadata for each) will appear on the map, which rendering this big ...
14
votes
3answers
589 views

How are Google serving up their Styled Maps?

As we all know, Google changed web mapping when they introduced Google Maps. At the time of writing this, tiled maps are now the norm with web mapping. For example, with ArcGIS Server, you cache ...
2
votes
1answer
2k views

GeoServer: Receive multiple tiles from layer

Using GeoServer you can do a WMS request to receive a single PNG representation of a certain layer using something like this. ...
7
votes
5answers
2k views

Is there an online tile-based elevation service?

I am working on an application that requires the elevation at a given lat/long coordinate for lots of closely spaced coordinates along any given irregular path. (The path is a trace of a ...
2
votes
1answer
1k views

Using GeoWebCache to cache google maps tiles

I'm new to GIS and I would like to know if anybody could give me a quick example of using geowebcache with google maps tiles. Thanks.
1
vote
1answer
614 views

Speed up OpenLayers TMS

Hopefully someone can help. I'm using OpenLayers and have a TMS layer with local tiles stored. When drawing the tiles it seems slow, I see the tiles load one by one. Is there a way to make getURL ...
3
votes
1answer
412 views

How often are MapQuest tiles updated with new OSM data?

When users make edits to OpenStreetMap, how long does it generally take for those edits to show up in the MapQuest tiles? Is this on the order of hours, days, or months?
18
votes
7answers
7k views

Are there open access terrain tiles with a permissive license like OSM?

Are there open access terrain pyramidal map tiles with a permissive usage license like OpenStreetMap's? I'm building aviation-related maps with Polymaps and need a good raster basemap. The Google ...
2
votes
4answers
4k views

Retrieving tiles in EPSG:4326 format. Is there a service for that like CloudMade?

Is there a service that can provide custom tiles in the EPSG:4326 projection? I've looked at Cloudmade and it would be the ideal solution but their tiles are using Spherical Mercator. Basically the ...
1
vote
2answers
3k views

how to replace GTileLayer in google maps API v3

I need to port code of one application written in Google Mapa API v.2 to API v.3. There is several layers taken via TMS, that are displayed using GTileLayer class. It is as simple as: var ...
2
votes
0answers
294 views

Map tiles and max/min latitude and longitude

I'm trying to build a map based on a center point lat/long, the map will always be a fixed size say 1024 by 1024. The user can chance the center point and zoom. If I populate the map with map tiles ...
1
vote
0answers
293 views

Geoserver Tile Generating

I'm a complete newbie at this so please excuse my lack of knowledge. I need to be able to place hundreds of thousands of points on a map. I'm using OpenLayers with Google Maps base layer and I just ...
1
vote
1answer
74 views

Styling map elements based on their properties

I am currently generating tiles based on OSM data using Mapnik and Python and am quite happy using the XML styling but I am at a loss as to how to vary the styling on an element by element basis. I ...
11
votes
1answer
395 views

Giant 2.5 GB JP2 image: How to tile it?

I have a single 2.5 GB JP2 image of a city that I need to split into tiles, which I'll then process to create flight simulation scenery. Google as I might, I can't find the solution. The JP2 ...
3
votes
0answers
537 views

OpenStreetMap Tiles Not Loading in Firefox 17.0.1 - Pink Background [closed]

I recently ran into an issue where only a pink background is displayed in the openstreetmap on my webpage (tiles are not displaying). I found this topic OpenStreetMap tiles not loaded despite being ...
8
votes
2answers
2k views

How to generate Tiles with QuantumGIS or Mapnik

I would like to know how to generate Map Tiles using QGis. I have heard that it is possible to create tiles using QGis, only, I don't know how to do that. Googling did not work for me since I am not ...
3
votes
1answer
363 views

OpenLayers OSM tile boundary

I have a local tile source of OSM tiles. I'd like to show the tile zoom, x, y on the tile so that I can optimize and create small offline groups of tile for specific areas(polygons). I can get the ...
3
votes
2answers
146 views

What is best approach to provide a WMS of world coverage of 1 meter CIB?

I have been tasked with creating WMS's of several raster types to include 1 meter CIB. We have an overall ESRI environment to include ArcGIS Server and we have a butt load of original CIB data (world ...
1
vote
0answers
92 views

History of the web map tile

I'm looking for a brief history of a 256x256 web map tile, in particular who used it first (came up with the idea) and who popularized it. Thanks!
2
votes
1answer
349 views

Tiling Rasters based on an existing Polygon Shapefile (Vector Grid)

I have a tile index representing the tile scheme used to tile Lidar data. I want to tile imagery rasters using the same tiling scheme. I have not found anyway using open source tools to tile a ...
1
vote
1answer
273 views

Issue openlayers and tilestream

Basically I created a MBtiles using Tilemill and it generates a map with six zooms. I implement it into tilestream. I added a layer on the openlayers module(Drupal) in XYZ: ...
3
votes
1answer
871 views

Best way to create tiles

Within a GeoServer framework, does anybody know how I might best create/cache tiles based on layers stored in PostGIS? I am aware of Mapnik and have created a simple TMS using python (+ Django) but ...
1
vote
1answer
279 views

How to choose suitable pyramid levels and tile size?

I have a big tiff file and i want to create tiles with gdal_retile. However I am still concerned about the pyramids levels and the tiles' size. how can I choose suitable pyramids levels (for example ...
1
vote
1answer
366 views

A strange OSM tiles in Mapproxy

Could someone please help me with my issue? I try to use Mapproxy with OpenStreetMap server of tiles in order to get output WMS for my qgis client. Something like this: ... sources: arcgis_tms: ...
1
vote
0answers
161 views

Creating responsive interaction with tiled maps

I think I may have two conflicting aims but... I need to create responsive Choropleth map very similar to http://leafletjs.com/examples/choropleth.html or ...
0
votes
1answer
978 views

What do I need in order to show offline map (tile cached based) of area from OSM using Openlayers?

I want to make an offline map with certain zoom levels of an area from OSM (preferably keeping the styles of OSM). Client will use OpenLayers , If needed I can install Geoserver/Mapserver and MS-SQL ...
2
votes
1answer
1k views

How to preload tiles in Leaflet?

I'm trying to make a user controlled cross-layer animation in Leaflet. I have about 70 tileLayer.wms layers, that need to be preloaded on the map before animation can run. The question is - is there ...
2
votes
1answer
2k views

How can I use tiles in an ArcGIS .tpk file with Google Maps?

ArcGIS can export a map as server tiles as a compressed folder with the extension .tpk, as described in the ArcGIS documentation. However, it is not clear how I can get Google maps to read these ...
1
vote
0answers
532 views

How can I show MapInfo tabs in OpenLayers without using MapXtreme Tile Handler?

I want to connect OpenLayers to mapinfo tabs I have , but I don't have MapXtreme license . Is there a way to show the tabs using different Tile Cache ? I can export the workspace to WOR or MWS files. ...
14
votes
3answers
9k views

How to georeference a web mercator tile correctly using gdal?

As an example I will take the following tile http://a.tile.openstreetmap.org/3/4/2.png and save it as "4_2.png". The WGS84 coordinates of this tile can be calculated or read there by clicking the ...
1
vote
2answers
650 views

Why is my shapefile not visible in Tilemill?

I have 3 layers of vectors (shapefiles) that I've loaded into Tilemill. However, nothing is visible in Tilemill. What am I doing wrong, and what should I do to get my map to show up? This is part ...
3
votes
1answer
692 views

QGIS custom CRS for map of manufacturing shop floor

I'm working on a web app that shows a map of a manufacturing plant's shop floor. I've built it in Inkscape and QGIS, but when I try to load it into Tilemill, I get a CRS error. Specifically, it ...
2
votes
1answer
615 views

Create WMS service from existing image tiles

I have image tiles (jpg image files with txt georeference info files; see picture) stored in catalog (about 12GB, size one image tile ~ 275*466 meters). It possible create WMS service of the tiles to ...
0
votes
1answer
694 views

Empty preview map Tilestache Mbtiles

So, I generated a map on tilemill and exported the mbtiles file. I've setup Tilestache, and all required dependencies. I tried the OSM preview provided by default which worked fine. When I tried to ...
4
votes
2answers
340 views

Looking for stand alone map server

New to mapping tech. Requirements: Stand Alone Server for offline use (will be an internal app) - No Mobile. Ability to add custom CSS class and hover information to US counties Programmatically ...
1
vote
1answer
444 views

Counting slippy map tiles

I would like to calculate approximately, how many tiles of given size would need to be rendered for a given bounding box and zoom level range in a given projection (always 3857). For example, for: ...
2
votes
3answers
1k views

Optimizing OSM tiles download

Disclaimer: I don't know anything about maps, please excuse me. In our mobile app, we use Cloudmade as our map tiles provider. For certain places, we download multiple tiles for each zoom level ...
4
votes
1answer
677 views

How do I know when to use a map server or a tile server?

I'm new in GIS tech and I still have some questions about GIS. I wanted to know why to choose a map server (mapserver, geomap) instead of a tile server (tilestream, tilecache or tilestache) + tile ...
3
votes
1answer
1k views

How can I use MOBAC atlases in GIS Software (e.g., QGis, uDig)

How can I use the output from MOBAC (Mobile Atlas Creator) as background layer in open source desktop GIS software (e.g., QGis or uDig, TileMill etc.)? My goal: To put my question into context: I ...
0
votes
2answers
438 views

How Mapserver deals with Huge Aerial Images

I've been trying to evaluate Mapserver , i'm wondering if there's a way to handle the large size of Aerial image with any kind of Tiling or Caching . Thanx
21
votes
6answers
4k views

Creating a small web-mapping/map-tiling service

I am looking for a small-scale and easy way to present one or more polygon shapefiles online (on a municipal website without any existing map-server infrastructure, to be precise). Right now, I'm ...
2
votes
3answers
1k views

tile cache error : Lower left corner is outside layer bounds

i have made a wms layers in openlayers consuming cached tiles generatred by tile cache , in the generation step i have used this configuration : [vmap0] type=WMS ...