The process of generating an image from a model.

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31 views

Planet or regions offline maps between two zoom levels

I need offline maps to be included in the application I am developing. I decided to use marble https :// marble.kde.org/ to do this. Marble uses openstreetmap tileserver (among others). What I need ...
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30 views

Library to render 3D DEM?

I am implementing a C++ application to generate DEMs from LAS files, and I want to show a 3D visualization of the DEM (show the terrain model, height differences using colors, contour curves...) Is ...
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45 views

Dynamic rendering on a layer with a long SQL query

I have a question on dynamic rendering with the cartodb APIs. These APIs are new for me. Data is a big layer stored in cartoDB (about 30 000 polygons). In my application the default rendering of ...
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76 views

Changing OSM Meta Tile Cache Location

We built an OSM Tile Server following the instructions at http://switch2osm.org/serving-tiles/building-a-tile-server-from-packages/ The Ubuntu OS and the Tile server database are on a 1 TB SSD which ...
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132 views

OSM Tile Server: How to avoid 404 errors?

We have built a OSM tile server with the following hardware Make: Dell Model: PowerEdge T110II RAM: 16GB HDD: 1TB RAID 1 using the excellent instructions provided by ...
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39 views

error while starting render on startup

i have configured a tile server by following the switch2osm in the last step for starting the render automatically on startup if i start the render as below vars.sh is missing $ sudo ...
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25 views

Cumberland C sharp .net mapping framework. Render a map on a picturebox and retrieve coordinates

I'm using this open source project to manage my cadastral maps and show them on a win32 C sharp application. https://code.google.com/p/cumberland/ I managed to draw the map on a picturebox, panning ...
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69 views

Mod Tile Cache Size

I am using Mod Tile, Renderd and Mapnik to creat a Tile Server. My question here is, does mod_tile have specific limits for the cache size? If yes, where can it be configured. And what mechanism it ...
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541 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 ...
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186 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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7 views

Is the label engine or data server responsible for reducing the number of features

We are working on an android application which load vector features from the server and render(with labeling) them in the client. Since there maybe a lot of features in a single viewport, so the map ...
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170 views

Can OpenLayers2 render a completely custom font-face in a text or point symbolizer?

I am trying to style a feature using a custom font. Geoserver has an extension allowing external graphics in SLD to be defined by a font. OpenLayers doesn't appear to support this particular ...
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147 views

How to access the rules of QgsRuleBasedRendererV2 using python?

I can't get access to the rules of rule-based renderer, python says there's no attribute "rootRule", though documentation says it should be (http://www.qgis.org/api/classQgsRuleBasedRendererV2.html) ...