The process of generating an image from a model.

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3
votes
1answer
80 views

OpenLayers.Renderer.Symbols custom named by function

Is there any approach to define custom OpenLayers.Renderer.symbol by a function? For example, instead of making a symbol for each 3-pointed, 4-pointed, 5-pointed etc. star ...
1
vote
1answer
80 views

Firefox and D3: Zoom + Pan bug

I have a simple code here some map with zoom+pan effect. It work fine on Opera, Chrome even IE. But Firefox do not show it.- If you open "Inspector" panel, you'll see has same values (translation, ...
1
vote
1answer
48 views

Geoserver strange inverse polygon rendering

I found strange behaviour of rendering one particular polygon on Geoserver. Red polygon in the link. If you compare SHP data from ZIP file in some desktop software like QGIS and rendering from ...
0
votes
1answer
28 views

OpenLayers measure map rendering time

I am using OpenLayers version 3 (answers with ver 2 are also OK) and want to measure how long it takes to render the vector layer. So, I have a vector layer with features: var vectorLayer = new ...
0
votes
1answer
32 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 ...
3
votes
0answers
79 views

arcpy.mapping.ExportToTIFF fails to render layer?

Has anyone else had this problem? I have an mxd file with two layers in it, one of which is fairly 'heavy' (i.e. takes a minute or so to draw). All layers are visible by default. I have the ...
3
votes
0answers
204 views

Can you set a QGIS print composer to render the map as default?

I have set up a number of templates for the print composer in QGIS. In the Print Composer, there is the option to have the map image displayed in 3 ways: as a blank rectangle with no updates until ...
3
votes
0answers
244 views

Symbolizer with external GIF image is not rendered pixel-perfect

We want to pinpoint some locations on a map with some external GIF symbolizers. The issue we have is visible in the attached image*: looks like somethings happens on a sub-pixel level, so that the ...
3
votes
0answers
281 views

IUniqueValueRenderer on Polyline and Points made my Features all invisible

I am currently using IUnique value renderer like this: foreach (string nodeType in nodes) yield return new KeyValuePair<string, ISymbol>(nodeType, CreateNewSymbol() ); public static ...
2
votes
0answers
175 views

Rerendering OpenLayers in JSF2

did anyone try rerendering OpenLayers in JSF2? I am using a4j:ajax events, I mark the render atribute with render="map" where map is naturally the id of the openlayers div tag, and I use ...
2
votes
0answers
583 views

Implementing custom IRenderer for ArcGis 10.0/WPF

EDIT: Updates in the bottom As a followup to my earlier question, I'm trying to implement custom symbol rendering for my WPF/ArcGIS application. I'm accessing layers that have been published on the ...
1
vote
0answers
32 views

Displaying a Digitial Elevation Model using GRASS GIS draped by an RGB Raster

I have the following: Digital Elevation Model from SRTM LANDSAT Imagery from the same area I wish to display the DEM draped with the raster band combination (3,2,1) using GRASS GIS. My ...
1
vote
0answers
46 views

Geoserver does not render polygon properly

I am trying to a get polygon layer from CSV file. I chose to do it via rasterization and polygonization in QGIS, howerver, Geoserver has problems to correctly render some polygons. This is how the ...
1
vote
0answers
45 views

QGIS Atlas web layer rendering - how can I slow it down?

I cannot get Atlas to export maps with web layers correctly. When I look at the preview within composer everything works fine. When I export an atlas the first page renders ok but for subsequent ...
1
vote
0answers
54 views

Rendering process failed null

I published a polygon shape file with default polygon sld , while in preview when I click on feature it shows the error rendering process failed null.Please explain what is this error, what i have yo ...
1
vote
0answers
19 views

How to know which Tiles build a rendered Image obtained by a Map Query?

as Test Purpose for my app, I want to know exactly, which Tiles were used to render the result image I get by query. I.e. I want to see a bounding box of 500px*300px with zoom 13 of Location ...
1
vote
0answers
71 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 ...
1
vote
0answers
71 views

Rendering a geotiff block with gdal and gdk-pixbuf - Some flaws in the result

I currently try to render a geotiff file with GTKmm\GDKmm (gdk-pixbuf). The file is a tiled geotiff with a block size of 256*256 and three rasterbands. The shortened gdalinfo output is: Driver: ...
1
vote
0answers
45 views

Features in .shp can't be identified & won't render

Using QGIS 2.4.0 on Windows 7 Service pack 1. I have several .shp's, all polygons, that give me the following problem: 293 features are listed in the metadata and shown in the attribute table but the ...
1
vote
0answers
70 views

Java library for rendering

We have some shapefile data and we tried to render them according to scope (boundingbox) from user. For example, the client may send request like this: ...
1
vote
0answers
115 views

ArcGIS JavaScript manually render a layer with supplied JSON

Given the following JSON which is retrieved outside the ArcGIS/dojo framework, how would I go about rendering this layer? Thanks in advance! { "currentVersion": 10.01, ...
1
vote
0answers
172 views

How to create a color ramp to change the color of a svg image in arcgis javascript api

I have a svg image to create a PictureMarkerSimbol for a feature. How to create a color ramp to change the svg color based on a criteria, like a attribute on my feature? The ideia is like that: var ...
1
vote
0answers
91 views

GeoExt Feature Renderer

I am working with OpenLayers and GeoExt and I have the following problem: I have a point vector layer and I want to create a style that contains 2 symbolizers. In this example they show how this ...
1
vote
0answers
71 views

Get layers and apply renderer to layer list from SDE ArcMap

I have the code that gets the layers from SDE, but when i add them to the map they have a different symbology. there is about 80 layers and i am accessing the SDE by getting the workspace from a ...
1
vote
0answers
72 views

esri.tasks.GenerateRendererTask for non 10.1 ArcServer

I wish to use the same features as the esri.tasks.GenerateRendererTask but it seems that it can be only used on ArcServer 10.1. Is it possible to achieve the same dynamic natural jenks breaks in the ...
1
vote
0answers
196 views

How Do I Capture when the Cluster Rendering is Completed

I have a graphics layer that draws clusters using the sample custom cluster from ESRI. http://help.arcgis.com/en/webapi/silverlight/samples/start.htm#CustomClusterer We have a Busy Indicator that we ...
0
votes
0answers
10 views

In OpenLayers, the strokeDashstyle property does not work in WFS when the renderer is Canvas

I have a wfs layer, i.e. a vector layer with wms data on in. I want to be able to apply the strokeDashstyle property on the features. Somehow this only works when I disable the Canvas renderer, i.e., ...
0
votes
0answers
22 views

Problem rendering raster in QGIS

I have a problem with some Landsat 8 bands combination. I created a multiband (1 to 7) file in order to avoid the creation of several files with combinations and instead, have all the bands in one ...
0
votes
0answers
15 views

Make geoserver to send the WMS request when the user is idle for some seconds

I see in the geoserver admin page that there are three difference methods for Raster Rendering (bilinear, bicubic and nearest neighbour). Loading my WMS layers using openlayers and then zooming and ...
0
votes
0answers
25 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 ...
0
votes
0answers
57 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 ...
0
votes
0answers
94 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 ...
0
votes
0answers
22 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 ...
0
votes
0answers
61 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 ...
0
votes
0answers
176 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> ...
0
votes
0answers
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 ...
0
votes
0answers
159 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 ...
0
votes
0answers
70 views

ArcGIS JavaScript problem with legend to show attributes

I'm running a geoprocessing task in my webapplication. When the task generated some results i destroy an existing legend and build up a new one that shows the legend for the resulting layers. That is ...
0
votes
0answers
142 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) ...