StreetMap | Import OpenStreetMap data into Unreal Engine | Map library
kandi X-RAY | StreetMap Summary
kandi X-RAY | StreetMap Summary
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of StreetMap
StreetMap Key Features
StreetMap Examples and Code Snippets
Community Discussions
Trending Discussions on StreetMap
QUESTION
is it possible to improve the speed of the last subset operation in this code? This code fetches a small portion of Open Streetmap data, searches for all the roads that have names and creates a new osm o bject that only contains the roads. Im interrested in optimizing the last bit of the code:
...ANSWER
Answered 2020-Aug-22 at 11:08Yes, it probably is possible. You can see the structure of the osmar objects by entering str(muc)
in the console and you can see the code used to do the subsetting by running osmar:::subset.osmar
which is made of component functions like osmar:::subset_ways
. All of it seems to be written in base R and could be sped up with for instance data.table
.
The strategy might be to work out a more efficient way to do this whole set of operations in one go:
QUESTION
On Mapbox street map view we are drawing a geo json line and placing popups at each of the waypoints.
When switching from street map view the satellite view the waypoints disappear.
The attached fiddle contains both the style layers for street map and satellite so that you can switch between the two and see the information change for satellite.
What is the reason for this? How do we get the waypoints to appear on satellite view.
...ANSWER
Answered 2020-Aug-05 at 22:54Looking at the console when I switch to the satellite style, I see this:
Image "information" could not be loaded. Please make sure you have added the image with map.addImage() or a "sprite" property in your style. You can provide missing images by listening for the "styleimagemissing" map event.
This is referring to map.addSource('places', ...)
where you set "icon": "information"
Using the styles API, you can check for the different sprites your styles have: https://docs.mapbox.com/api/maps/#retrieve-a-sprite-image-or-json
you can see in the sprites for your first style that you have a sprite called "information".
this is missing from your satellite style
in your JSFiddle, I swapped all references of "information" to "information-15" (a sprite that exists in both styles), and changed the icon-size to 1 in your addLayer and was able to switch between the styles and have the icons appear in both
QUESTION
I want to remove the roads from an OSM map which I am displaying with Leaflet in an AngularJs app.
This question says that roads can't be removed, but that one can use a layer provider which has background images with no roads.
It even gives an example in R - but, alas, I don't know R.
Given that I declare my map thus in AngularJs:
...ANSWER
Answered 2020-Jul-21 at 13:22Just use a different tile provider (check here for Esri.WorldShadedRelief
) and use also the example on one of leaflet' s tutorials to change the tile providers using a L.control
. Here is how it looks like in vanilla leaflet since I do not know how you have structured your angularjs project but I am pretty sure it can be adjusted easily.
QUESTION
I integrated the leaflet map in angular using ngx-leaflet. On this map, I overlay the 4 to 5 layers (e.g. Incidents, Interventions, blackspots, regions). I want the first overlay (i.e.Incidents) marked as a checked. My .html code :-
...ANSWER
Answered 2020-May-18 at 17:31The layers you add to the array bound to [leafletLayers]
should get checked/selected in the layers control. The demo code has a more complicated example of this.
Here is a simpler version in which the circle and polygon are initially checked:
QUESTION
I have two GeoDataFrames. One which is a street map of a City, and the other are coordinates of the NHTSA Crash Data.
I'm having trouble figuring out a method to convert from the LineString Type, which is the StreetMap to the Point Type, which is a geocoordinate.
Ultimately Matplot's scale is just way off, which plots things completely wrong.
So what am I missing to plot these things. Here are some sample Data Frames.
...ANSWER
Answered 2020-Mar-04 at 16:14You have mixed CRS, so one of your data frames needs to be reprojected to match the other. As you LineString gdf is projected, I would use that CRS.
QUESTION
I want to display a ngx-leaflet map inside a ng-bootstrap modal, centered in a determinate point. The map is encapsulated in a component like this:
HTML
...ANSWER
Answered 2018-Mar-05 at 14:47Leaflet is very sensitive to changes to page layout and sizing. Generally, when the page layout changes you need to call Map.invalidateSize()
.
ngx-leaflet automatically tracks window resize events and calls invalidateSize()
for you, so you don't usually have to worry about it. But, when you're using something like Bootstrap or JQuery to manipulate the page layout independently of resizing the window, you may need to manually call it.
First, grab a reference to the Map using the instructions in the README: https://github.com/Asymmetrik/ngx-leaflet#getting-a-reference-to-the-map
QUESTION
I declare a leaflet map with
...ANSWER
Answered 2019-May-08 at 17:53I think the issue comes from trying to change the map view (possibly through openPopup with autoPan, which is on by default) too often, typically in a loop without giving any delay for the map to actually set the view between each call.
IIRC, this is already identified as a limitation in Leaflet, but I could not find the exact thread in the issue tracker unfortunately.
Normally, a very simple fix is simply to remove the map view changes within your loop, and keep only the very last one.
In your case, if you have the default behaviour of only 1 Popup being opened at a time, then that would definitely be a valid solution: just open the popup of your last Marker.
If you did configure your map to keep several Popups open simultaneously, and you do want to open all of them through your loop, then make sure to disable autoPan (at least during your loop).
QUESTION
I'm following this tutorial, and everything looks the same https://towardsdatascience.com/geopandas-101-plot-any-data-with-a-latitude-and-longitude-on-a-map-98e01944b972
That is I get the map to display, the dataframe looks the same format etc etc. However, the axis scale is weird, going to + 1M, which is causing all points to render right by the (0,0) coordinate. Does anyone know what I'm doing wrong? It's supposed to be a normal long/lat axis
Here is the code I'm using for the streetmap:
...ANSWER
Answered 2019-Mar-11 at 18:38Got it to work using
QUESTION
My web app contains two basemaps to display. I created a leaflet control layer to manage their visibility :
...ANSWER
Answered 2019-Feb-13 at 10:28You can modify the background-image property of the following css selectors by setting your custom image:
QUESTION
I am trying to follow this demo for the leaflet plugin OverlappingMarkerSpiderfier to get overlap markers to spider out but with markers I've defined myself but cannot get it working. (I cannot get their script working either).
The code below runs and displays the two markers as I expect, however do not display the behaviour I expect (the spidering). If anyone can point me to where I am going wrong that would be appreciated. I suspect the problem is how I am adding the markers to the oms layer, or I'm not adding that layer correctly, but I've no idea how to fix that. I have not been able to find many minimal examples online to try mimic.
...ANSWER
Answered 2018-Sep-26 at 08:16The problem was the .addTo(map)
after defining each marker - this should be removed and replaced with map.addLayer(pt1bMaker)
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
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Install StreetMap
Download the StreetMap plugin source from this page (click Clone or download -> Download ZIP).
Unzip the files into a new StreetMap sub-folder under your project's Plugins folder. It should end up looking like "/MyProject/Plugins/StreetMap/ "
Rebuild your C++ project. The new plugin will be compiled too!
Load the editor. You can now drag and drop OpenStreetMap XML files (.osm) into Content Browser to import map data!
Drag and Drop imported Street Map Data Asset into the viewport and a Street Map Actor will be automatically generated. You should now see your streets and buildings in the 3D viewport.
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