Mapnik is an open source mapping toolkit, written in C++ and useful for both desktop- and server-based map rendering. It is used by Tilemill and openstreetmap. Learn more at http://mapnik.org/

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16 views

Why aren't Mapbox vector tiles rendered in the browser?

Would it be technically possible to have Mapbox's compact vector tile format sent to the client (instead of PNG tiles), then rendered inside the browser with JS code? Second question : when using ...
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36 views

Is it possible to export a QGIS project to Mapnik XML?

Is it possible to export a QGIS project to Mapnik xml? I'm using QGIS 2.4 and Quantumnik does not seem to work with that version.
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11 views

UTFGrid from raster source

Is it possible to make utfgrids from a raster source (e.g. GeoTIFF)? I am trying to get utfgrids from a .tif with mapnik.xml and TileStache but it seems not to be working. As a workaround I am ...
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1answer
138 views

How to use OSM Bright with Mapnik Renderd

I have set up an OSM tile server using instructions at this blog - http://seshagiriprabhu.wordpress.com/2013/07/21/building-an-openstreetmap-tile-server-on-ubuntu-12-04-lts/ The slippymap renders ...
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1answer
403 views

Generating Interactive Tiles using Nodejs, Mapnik, and PostGIS for Leaflet

I am looking to do something like this but where I have all the data on the same server. I've been following through the set of tutorials @ sparkgeo.com/labs/big/ and I'm having some difficulty. ...
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1answer
142 views

How to configure mapproxy and mapnik for getfeatureinfo requests

I'm wondering if its possible to configure mapproxy and mapnik for getfeatureinfo requests. I've made this combination work for getmap requests, but when I request getfeatureinfo I receive layer xxx ...
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1answer
24 views

Custom projection with mapnik

I would like to superimpose openstreetmap data over a raster image, using mapnik. My problem is that this image is not in a projection being defined by a SRS, I have some non-linear algorithm to run ...
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2answers
105 views

Labelling a multipoygon scattered in different areas

I am using mapnik and tilecache to generate tiles and openlayers to view map in the browser. In one of my shapefiles(multipolygon) with administrative boundaries, I found that more than one records ...
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12 views

How to generate map tiles with TileStache and a custom projection

I would like to generate my own map tiles using TileStache and a custom projection. I have been struggling with this for quite some time and am hoping I can get some advice to get the tiles to ...
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2answers
6k views

Click a marker icon to open a pop-up, using OpenLayers

Background Looking to create a pop-up that performs an Ajax request when the user clicks a marker on an OpenLayers map. The markers, however, have different icons. The following is working code that ...
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1answer
130 views

Wrong size when use Mapproxy to serve Mapnik tiles as ESPG: 900913

I have been stuck at this problem for a whole day. Really would like to ask for some help. Problem: In MapProxy Demo TMS page, EPSG:4326 looks fine, except the map is tilted and I don't want that. ...
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1answer
97 views

Tiles taking too long to render

I've followed the tutorial available here. The installation worked alright, but opening the tile in a browser leads to a 404 error. The only error from the server is "Failed to read cmd on fd 10". ...
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1answer
205 views

Mapnik render Error : Could not create datasource for type 'postgis'

I try to use mapnik render for a tile server. During the initialization 'renderd -f -c /usr/local/etc/renderd.conf', the following error message is displayed : An error occurred while loading the map ...
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1answer
199 views

Mapnik not generating tiles for tilecatche

imported data by using Osm2pgsql, to get rid off all problems related to data conversion, i stored this as latlong (-l parameter).I created stylesheet, and i tested with python script and it was ...
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2answers
758 views

How to render PostGIS raster with Mapnik XML?

I'm trying to manage raster files from PostGIS, which to be rendered using Mapnik. I used raster2pgsql to load those GeoTIFF images to PostGIS, and I think the loading process turned out OK. The ...
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34 views

Mapnik PGRaster Plugin creating 8x8 tiles with visible boundaries

I have used the latest addition to Mapnik PGRaster plugin (https://github.com/mapnik/mapnik/tree/2.3.x) by Strk(https://github.com/strk/mapnik/tree/2.3.x-pgraster) and merged recently. I am able to ...
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1answer
176 views

Renderd outputs “failed to initialize projection 4326”

I'm setting up a tile server using the guide provided here. I have everything set up. proj4 is installed in version 4.8.0. The espg file is existant, I ran an xmllint over my xml style file without ...
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1answer
184 views

Orthographic reprojection with mapnik

I am trying to create a google earth like wep application. My problem is that I can't get to render a full view of the earth. The zoom_all() function generates the following error : RuntimeError: ...
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67 views

Generating full planet tiles from OpenStreetMap data?

i am tested using two scenarios, 1) First, i am used switch2osm for tile rendering. its good it handles many things. But it takes long days to pre-render all tiles and it takes huge memory ...
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34 views

Rendering points and polygons with Mapnik

I've tried to render a few maps in Mapnik and I have a little problem. I want to render a map that contains two layers: point and polygon. I've used this script: import mapnik rule = mapnik.Rule() ...
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1answer
155 views

gdal2tiles doesn't use resampling method correct?

I'm using gdal2tiles to create tiles from MODIS satellite imagery (250 m resolution) and I have noticed that I get the same bad result if I use -r near or -r bilinear (or lanczos for that matter). See ...
3
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1answer
270 views

How to configure tilecache on nginx

I am running a geodjango application with mapnik and tilecache. Currently tilecache is run on another server to decrease the load on the application server. The application server has nginx as the ...
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1answer
116 views

Difference between 2 projections?

I have osm.xml file where projection is defined as follows: Map background-color="grey" srs="&srs900913;" minimum-version="2.0.0"> n settings.xml file projection is also set there as: <!ENTITY ...
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15 views

How to generate tiles for EPSG:3413 from shapefiles

I want to make tiles at EPSG:3413 projection from coastline shapefiles provided by naturalearthdata. How to do it? I converted shapefiles to 3413 via ogr2ogr, imported it to mapnik, set ...
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1answer
111 views

Mapnik + OpenStreetMap + Shapefile with Raster Images + Mod Tile + PostGIS

I am new to GIS. I have a Shapefile (.shp, .shx and .pbf). The .pbf file contains path to PNG files located on my machine only. I was able to save the Shp data to PostGis via Shape2Gis tool. Now ...
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3answers
125 views

Offline Map Service with Mapnik and Leaflet

I'm relatively new to GIS, so I hope my asking doesn't appear to be ignorant in any way. I currently work on an offline map service solution for usage in areas without internet connection. For that ...
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1answer
58 views

How to render tiles from kml file

I'm trying to render tiles out of a KML file. Normally, I'd render tiles out of an planet.osm extract. For example, I'd select a tag using osmosis and then process it with osm2pgsql. Then I'd ...
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2answers
53 views

OpenStreetMap Tile Server with Custom Projection Systems

I am trying to install the OSM tile server on a local machine with a custom projection system like epsg:3573. For the server installation I followed this tutorial ...
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2answers
154 views

Serving multiple styles from tile server

I installed an OSM Mapnik tile server (according to the switch2osm documentation). Now, i'd like to serve tiles in different styles from the same server. Is this somehow possible?
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15 views

tilestache wms layer in qgis and open layer rendered layer

I have setup tilestache and styled a map for using mapnik xml and I can call on the url in a web browser, how can I call the url for a wms layer in QGIS or is there a way to view mapnik xml in qgis. I ...
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32 views

Adding another style to an OpenStreetMap server using Mapnik and PostGIS etc

I have created an OpenStreetMap server using this guide: switch to osm it's very good and works like a charm. I have also been able to add a new theme using TileMill and osm-bright However, I now ...
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1answer
51 views

Render tiles in the sea

I installed a mapserver on my own server with mapnik, apache and mod_tile. I build an application with WorldWind and my map server. My problem is that there are blank tiles instead of blue tiles to ...
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1answer
212 views

Can't run node-mapnik-sample-code

I'm using ubuntu 12.04. I installed mapnik from packages as described here: https://github.com/mapnik/mapnik/wiki/UbuntuInstallation now I want to run node-mapnik-sample-code from here: ...
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2answers
99 views

Custom OSM, styling points

I have my own OSM file, which is created by some application which I written. You can see some of nodes in my OSM file bottom of the post. I want to fill +/-0.0001 latitude, +/-0.0001 longitude ...
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14 views

Tilemill logs - Is there a way to remove [tilemill] prefix

In the Tilemill logs, is there a way to remove the [tilemill] prefix of every line? I'm trying to add the timestamp of each log line in the tilemill logs. I can easily do it with log-prefix module. I ...
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2answers
66 views

Carto-CSS/ Mapnik XML Text background color

I want to add a background color to my labels. How do I do that with Carto-CSS in Tilemill or with Mapnik? Carto-CSS #marker_labels { text-name: "[name]"; text-face-name:@sans; text-size: 20; ...
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46 views

Tilemill reversing inner and outer in multipolygon relations

Tilemill renders multipolygon relation (a middle part of a big lake (ID 2101875)) incorrectly: Multipolygon relations (inner/outer) seems to render mirror-like, compare: an island in OpenStreetMap ...
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1answer
17 views

polytiles error

when I run a polytiles.py script for mapnik rendering. It worked just fine until the error: Process Process-1: Traceback (most recent call last): File ...
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0answers
24 views

Mapnik projection for rectangular coordinates

I am trying to use mapnik to render indoor floorplans and am having a little trouble figuring out the SRS projection. I have geoJSON that represents the floorplan. The coordinates are just cartesian ...
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56 views

Geojson not rendered with Mapnik

I am trying to generate a tile with Mapnik with a GeoJSON. The stylesheet.xml with the part to render the GeoJSON is the following: <Style name="cities" filter-mode="first"> <Rule> ...
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2answers
48 views

How to style ways with CartoCSS depending on a relation property (OSM)

I'm using CartoCSS together with an OSM Postgres DB (hstore on). I want to set the line color depending on the operator tag of relations (routes). How can I do that? Update Thanks to Paul Norman for ...
2
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1answer
86 views

Open Street Map “no map for: default”

I'm hitting my head off a wall! I Have installed renderd and mapnik on Debain squeeze v6.0.5. Renderd(version 0.7.1) is starting without error. But when I request the /osm_tiles2/0/0/0.png . The ...
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1answer
150 views

mapnik rendering with OSM Carto style

When I want to make png tiles that look like ones in osm tile server what I need to do? Do I need to import data to postGIS db somehow WITH osm Carto style or I can just import it "normally" w/o ...
6
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1answer
1k views

Generating tiles for osm/esri shapefiles

I've generated tiles for OpenStreetMap .OSM files using Maperitive and quickly consumed them with leaflet (with no tile cache yet). I'm now looking for the right and simple way to do that also with ...
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2answers
242 views

Problem with Mapnik and custom XML-File

I'm right now working with navteq data and building 'the XML-File' to generate the tiles! I started with an all original osm.xml, and set all the status' to "off". First I checked the dataset in my ...
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1answer
81 views

mapnik generate_tiles.py error using .xml from TileMill

I wanted to render png tiles (like form tile server of osm). I made postGIS db, succesfully run TileMill with OSMBright style. I read that I need now export mapnik xml from TileMill. I checked Mapnik ...
3
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2answers
99 views

Use Mapnik tiles in QGIS

I want to use the QGIS Map Composer with Python to automatically generate maps. As a base map of these maps I want to use tiles generated with Mapnik. Currently I am serving the tiles with mod_tile ...
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1answer
62 views

PostGis geometry name lookup failed for table

I have a table name erpAssets which has column name Region of type polygon. it contains entries of points also like (-79.4609576808001,43.9726680183837)). I have written query which convert these ...
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42 views

Mapnik XML Stylesheet in QGIS

Is it possible to use a Mapnik XML Stylesheet to style/render data in QGIS? I know there is Quantumnik to generate Mapnik XML Stylesheets. Yet I am wondering if it is possible to import a Mapnik XML ...
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55 views

OGCServer as WMS application in Apache

I'm a really new in Mapnik OGC Server. Could you please help me with configuring OGCServer as WMS Server on Apache2? I use Windows platform and have already configured Mapnik,Python27. I've also ...