The process of generating an image from a model.

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21 views

Tile server stops working

I built my own tile server and when I try to prerender zoom level 10 or 13 modtile/renderd just stops working (like when I press Ctrl + C in the terminal). The other levels work fine. OS: Lubuntu ...
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1answer
21 views

rendering issue when viewing polygons in mollweide projection

Arc10.3, windows I am using and etopo bathymetry raster with various polygon, line, and point layers over it. One of my polygons encompasses the north pole. This polygon automatically created a ...
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1answer
470 views

Tile server - problem with tiles loading (pink tiles)

I have built a tile server by following this instruction: https://switch2osm.org/serving-tiles/building-a-tile-server-from-packages/ and i have a problem. When i test tile server using ...
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0answers
145 views

GeoSever PointStacker Renders incorrect position

I've been trying the GeoServer Rendering Transformations - Point Stacker. According to this docs there's an optional cellSize parameter for setting the "Size of the cells in which to aggregate points, ...
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147 views

How to wait for mapCanvas render before taking a screenshot?

i am trying to iterate over a large list of features and making a screenshot of the selected feature. My problem is that it seems to be a delay between the refreshing of the canvas and the taking of ...
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183 views

How to create 3D globe images highlighting a specific country or 2D country map with capital?

I am building an Anki flashcard set that should contain country flags, names and (ideally) a 3D globe with the country outlined, as can be seen on Wikipedia. I've already completed the part that ...
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0answers
104 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 ...
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1answer
269 views

OSM Tiles slow at low zoom levels

We have built an OSM Tile Server following the instructions at http://switch2osm.org/serving-tiles/building-a-tile-server-from-packages/ We have imported planet_latest.osm.pbf. Our server renders ...
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1answer
69 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 ...
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94 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 ...
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93 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 ...
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183 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 ...
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24 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 ...
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161 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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151 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: ...
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120 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: ...
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1answer
526 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 ...
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173 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, ...
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272 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 ...
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0answers
97 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 ...
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0answers
83 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 ...
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0answers
82 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 ...
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0answers
205 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 ...
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2answers
90 views

Render all roads with an equal width in Mapnik

Is there any easy way to render all roads and paths with an equal width in Mapnik? In the rendition below, all lines have the same line width, but since many of the bigger roads have many lanes or ...
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1answer
138 views

How can i stop rendering Qgis

In my python plugin ,i select features from a vector layer dynamically using a loop and executing : VectorLayer.select(feature.id()) when i start the loop, the selection become very slow because ...
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1answer
565 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 ...
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1answer
372 views

How to optimise rendering of layer-groups in Geoserver

I am running GeoServer 2.8 on Ubuntu 14 as a WAR in Tomcat 7. I have an 8 core machine with 16GB of RAM and have allowed a generous Heap size of 4GB. I have JAI installed and enabled. Meta tiling ...
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1answer
672 views

Map Not rendered Leaflet but renders correctly in changing the zoom level of browser

I am loading a leaflet map rendering mapbox tiles, geojson layers (initially i dont show the map) and i also have tabular links which can be seen when the page loads, the links are list of places and ...
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2answers
1k views

openlayers 3 ol3 - how to redraw a single feature

I would like to be able to trigger rerendering of a single feature after a user has clicked on it. (I can catch the click and update the metadata that feeds the styling function, but I am then forced ...
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1answer
486 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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1answer
31 views

How to control polygon colour in hand-crafted Json for ArcGIS Desktop 10.3/10.4?

An app I'm developing needs to handcraft ESRI JSON to display simple polygons in ArcMap Desktop upon import. I want to specify color/transparency/outlining for the polygons in a layer and ideally ...
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1answer
230 views

How to solve rendering in arcscene?

Is there some way to "repair" rendering in ArcScene? As you can see on the picture some of the polygons are not rendered correctly it's probably because polygons are overlapping each other. In arcmap ...
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1answer
31 views

Improving Global Scene transition when changing location using bookmarks in ArcGIS Pro?

Using ArcGIS Pro 1.0.0 I have: Created a new project using Global Scene.aptx Switched the Basemap to National Geographic Navigated to and created Bookmarks for some countries of different sizes: ...
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1answer
1k 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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1answer
297 views

QGis: scripting the map rendering (multiple similar maps from one shapefile)

I would like to ask for advice on creating a Python script that will provide the opportunity to render a plenty of similar maps (with the same extent, projection, layout, color scheme and composition, ...
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2answers
2k views

Vector Tile Rendering on iOS

I'm developing an iOS app for displaying my own custom map data (on GeoServer). The SDK I'm using to display my map is route-me (Alpstein fork) as the map viewer for now. route-me supports raster ...
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1answer
254 views

Geodjango render_to_kml Multipolygons - Can be fast or faster as WMS?

I am learning now geodjango. I made basic web app with postgis database. With openlayers iam displaying basic wms map and I want to add other layers from my postgis database. I use render_to_kml ...
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1answer
401 views

Rendering layer in ArcMap using ArcObjects and Python?

I succesfully wrote a script to render a Uniquevaluerenderer in a layer in ArcMAP using symbols from 4 parameters (values) read from the attribute table of the layer. I used ArcObjects and VBA, but ...
0
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1answer
231 views

Joining intersected polylines using rules based rendering [duplicate]

Possible Duplicate: Setting rendering order of line layers in QGIS I have trouble getting two intersecting polylines to look like they were joined at rendering. I am using rules based ...
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0answers
17 views

Group points in polygons [duplicate]

How to group points into polygons? In Qgis if I want to render a point vector layer into a polygon layer, grouping all same colors.
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0answers
22 views

D3.js geojson rendering problem

Step 1 I have install mapshaper in my machine and browse all those required file along .shp, .shx and .dbf file . Step 2 : I am able to see required shape of this particular district in mapshaper ...
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0answers
69 views

Print a map with Geotools

I want to print a map with a raster image as base-map using Geotools. The problem is that the raster image doesn't take the margins into consideration and starts always at the point (0,0) as you can ...
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0answers
38 views

How to anti-alias 3D projected contour lines, ArcScene is jaggy

I'd like to render some high quality contour lines in 3D. The image below was created in ArcScene. Note how ArcScene doesn't use any antialiasing, so the contour edges look jagged and nasty. Click on ...
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0answers
27 views

How to serve multiple Map style for a single map tile server

I have made one OSM map tile server and using open carto tool to style the map. But I am in need to have multiple style for the same map tile server LIVE. Is this really possible? If yes then please ...
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0answers
25 views

QGIS 2.12 speed up redraw is not working (PostGIS vector layers)

I have about 20 layers. Most of them are PostGIS layers (no raster). All layers in the canvas of my Project are redrawn after every update (for example by paining the map window or switching the edit ...
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0answers
22 views

Cannot change an SRTM raster rendering with single band pseudocolour [duplicate]

I'm trying to colorize a SRTM raster in QGIS 2.10 following a tutorial found on the Ireland QGIS User Group Blog. My problem is that when I try to set the render type as single band pseudocolour in ...
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0answers
135 views

Using python to change vector style

I am trying to change a qml style using pyqgis. The style is rule based with 12 rules each with different symbology. All the symbols are two layers (one is 3 layers). In two of the rules, I would like ...
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0answers
49 views

Label rendered with empty features using geotools

I am using geotools to generate some images based on the shapefile data, it works well until I tried to add labels for the line features: the labels are rendred even there is no features in the ...
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0answers
14 views

QGIS colors not rendered accurately

After installing 2.10.1-Pisa, a very annoying problem suddenly appeared. As you can see, colors in the left sidebar are not rendered correctly in the main window (nor in the print manager). Instead, ...
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0answers
32 views

Problem on displaying a layer in overlay on a s57 map

I am loading a s57 file, I select only some layer to be displayed. I am under QGIs 2.8 At this point it is ok, the coordinatereferencesystem is EPSG4326 WGS84 and at the bottom of the windows of qgis ...