Automatic process of moving points or features to match or coincide exactly with coordinates of another feature within a specified distance, or tolerance

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1
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0answers
27 views

qgis snaps to outside instead of boundary

I have polygon layers that I need to be covered by other polygon layers, and many of my inner layers have a vertex on the border of an outer layer or in some cases they share an edge. Both ST_Covers ...
3
votes
1answer
31 views

How can I aggregate coordinate points attributes from multiple similar layers into one layer following a specific route in QGIS

I'm new in QGIS (and GIS in general). I posted a screenshot to help you understand my question. I have data from 3 different runs measuring air quality in the streets shown in the screenshot. As you ...
9
votes
4answers
309 views

How to snap a road network to a hexagonal grid in QGIS?

I'm trying to use QGIS 2.14 to snap a road network to a hexagonal grid, but I'm getting strange artifacts. I've created a hex grid with MMQGIS, cells are approx 20 x 23 m. I've buffered the road ...
0
votes
1answer
41 views

QGIS topo snapping not working

I am using QGIS 2.14.0 and I need to fix some topology errors. Problem is that when I move polygon node to the another node they seem to snap correctly. However, when I move that node again, in too ...
1
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0answers
32 views

ArcSDE In a version geodatabase, snap tool does not work on a database feature class

I am setting up a series of tasks for technicians to complete. To finish the map template they will be working from, I must snap leak points to gas mains using the snap tool. However, after running ...
1
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0answers
19 views

Activating new Snapping feature in ArcGIS Engine while editing features and vertices?

I'm working on new Snapping Capability of ArcGIS Engine. I want to use snapping capability using ISnappingEnvironment class while users are editing a feature or moving vertices. I tried ...
1
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1answer
37 views

How do I create a target geometry to use with JTS GeometrySnapper?

I am dealing with geospatial queries on a database. The query returns all data sets within an arbitrary bounding box, given a point associated with the data set is within this bounding box. Since the ...
3
votes
2answers
51 views

Snapping Polygons in ArcGIS Desktop

I would like to snap these two polygons so that my city boundary lines up with the fire district boundary as much as possible. When using the Snap geoprocessing tool, what is the best way to ...
2
votes
1answer
46 views

Snapping multiple points to nearest edge of polygon using ArcGIS for Desktop?

I have a point grid (representing the centroid of a map tile) laid across a landbase; however, some of those points fall outside the boundaries (in the ocean). I need to somehow snap those points ...
2
votes
1answer
42 views

Get the coordinates of the snapped and clicked point in ArcGIS Engine

I am developing an ArcGIS Engine program. I am using the code below to activate snapping to a layer programmatically. I want to get the coordinates of the snapped point (clicked point). I know I must ...
1
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1answer
30 views

Editing polyline data, cant snap or modify feature

Editing in Desktop standard 10.3 and I am having issues with snapping polylines. I keep getting the same error below when I try to snap or move a line. Any ideas On why this might be happening?
2
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1answer
58 views

snapping line nodes to points

I have a dataset of manholes and pipes; I want to snap the lines start and end nodes to the manholes if they are within a specified distance. Been trying to find away to do this using PostGIS or QGIS ...
0
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1answer
62 views

Arcpy: creating a line on an existing line based on points' coordinates

I have a point which is some meters away from an existing line: This point should be snapped to the line (to the closest part) and then, based on the points' new coordinates, a new line Feature ...
2
votes
1answer
29 views

Stop snapping from occuring with inserted text?

I'm having trouble with text and scale bars in layout mode on arcgis snapping. I want to move the text freely. It's not necessarily snapping to inserted margins either. I've tried guides and it won't ...
2
votes
1answer
65 views

Snapping vector data to OSM roads

I'm looking for a solution to snap my GPX tracks to OSM roads. Mapbox Map Matching API actually does this, but sometimes snaps to wrong roads. In this wrong case I want manually edit snapped track by ...
1
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0answers
22 views

How to set snapping specification in web map feature layer (arcgis)?

I need to set snapping to snap just to polygon vertex (by default it snaps to polygon vertex and edges). In this example and according to this, the map.enableSnapping() function should return an ...
0
votes
1answer
43 views

Snapping polygons edges within the same shapefile

How can I snap polygons edges within the same shape file? The objective is to get rid off blank spaces between polygons edges.
1
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0answers
59 views

Create Right of Way from Street Centerline file

I have a project where I would like to take all of the right of way areas in a county and categorize them based on type/ownership (state right of way vs. county vs. private and maintenance ...
0
votes
1answer
41 views

Snapping in ArcGIS API for JavaScript?

I want to add more than one layer to snapping in map var layerInfos = [ {layer:results[0].layer} ]; snappingManager.setLayerInfos(layerInfos);
0
votes
1answer
90 views

Match polylines up to polygon

I'm trying to match polyline layer features up to polygon edges in a different layer quickly. I have a huge extent of polygons (river) and separate lines (bank features) that I need to get to ...
3
votes
4answers
82 views

Showing spatial coincidence using QGIS / PostGIS?

I have a database of fire hydrants (HYD). The positions aren't very exact, the other fields are very useful. I also have a database of GPS'd fire hydrants (GPS). We are manually moving the HYD points ...
0
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0answers
54 views

Openlayers snapping not working

I am using a vector layer on my map that contains lines like this: var map = new OpenLayers.Map({ div: "map", layers: [ new OpenLayers.Layer.WMS( ...
2
votes
2answers
43 views

Snap Input Rules

I need to snap polyline features in one layer to the nearest polyline in another layer. However, I want only the ENDS of the INPUT to snap to the nearest VERTEX in the environment layer. Is there a ...
1
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0answers
33 views

How to stop QGIS auto snapping new poly lines as they are being created?

Im creating a polyline based data set which involves digistising around a large amount of street outlines. Is there a way to stop QGIS from auto snapping the new polyline section to a straight ahead ...
1
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1answer
197 views

Snapping many vertices from line or polygon layer in QGIS?

I have several lines(streets) and polygons(plot layout of areas) that the shared points (lines: road intersections, polygons shared plot corner) are not connected. Is it possible to auto snap all ...
1
vote
2answers
208 views

Snapping existing raster to another existing raster using ArcGIS for Desktop? [duplicate]

I have got two existing rasters that have the same cell size (5x5m). The corner of cells from raster A are located exactly at the centres of cells in raster B. I want to place raster B exactly on top ...
2
votes
1answer
213 views

GeoTools JTS: Snap a Point to a polygon (equivalent to PostGis ST_ClosestPoint)

I'm using GeoTools JTS libraries in Java and I want to find the nearest point inside polygon shape to some single target location. This is exactly what in PostGis ST_ClosestPoint does. I found this ...
3
votes
1answer
112 views

Temporarily suspend snapping in QGIS

Is it possible to temporarily suspend snapping with a shortcut Key in Qgis, like its possible holding down space in Arcmap?
2
votes
1answer
105 views

Calculating midpoint for snapping using OpenLayers?

How to calculate midpoint of all lines in layers, and add to it layer for midpoint snapping, using OpenLayers 2.13? I've tried the following code, but does not work: var features=vectors.features; ...
3
votes
1answer
87 views

Snapping of ArcGIS Online features fails in ArcGIS pro

I'd like to edit a feature-layer that is published in ArcGIS Online with ArcGIS pro. I urgently require the snapping function. However, after enabling snapping I can only snap to the feature that is ...
0
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0answers
58 views

Snapping points to polylines and maintaining minimum distances between the points as well as meeting other parameters

I have thousands of locations that I would like to snap to be placed on top of a hundreds of polylines based upon matching attribute fields. Think of them exit signs located on every ...
3
votes
2answers
321 views

Snapping raster grids in R

I am trying to align two raster grids in R. Once aligned I would like to be able to add them together. I have tried to check whether making a stack would work: grid_snap <- stack(habi_sdw, ...
2
votes
2answers
186 views

how to snap points to lines in QGIS/PostGIS?

I'm attempting to snap approximately 900 points to a line table. I've tried recreating what I have found from a couple of PostGIS answers but not having much luck. To test, I've created two ...
0
votes
1answer
68 views

GPS points of a vehicle snapped to a specific polyline path [duplicate]

So I have been capturing bus GPS locations for a while now, and I am became interested in snapping them to their corresponding polyline (route). While at first this seemed like an easy enough task I ...
1
vote
1answer
69 views

Capturing coordinates via snap with QGIS

I would like to know if there is a way to get and extract the coordinates of a node (one of the node that conforms a polygon) in order to use these pair of coordinates to georeference a DXF file, ...
1
vote
1answer
96 views

Snapping Agent does not work with ArcGIS 10

I'm trying to create snapping agent, I'm using the standard code from ESRI ArcObject Library, this code works perfectly on VB6/ArcGIS 9.3, but not on VB.net (3.5 SDK) and ArcGIS 10. The property ...
2
votes
0answers
36 views

QGIS 2.8.1 (Windows 64bit). Setting snapping to the “decoration” grid?

I was wondering if anyone knew of a way to snap digitizing to the grid you can create in View>Decorations>Grid? I can't see anything in the manual or the menus so I am thinking there probably isn't ...
2
votes
0answers
107 views

clipping raster changes raster values?

I am working with BIOCLIM temperature/precipitation layers and I have noticed that when I clip the global raster down to a specific region, something happens and the raster value at a specific point ...
2
votes
1answer
142 views

Is there a problem with ArcGIS Pro snapping environment?

I would like to take an advantage of the 64-bit environment and speedier screen refreshing for some editing we do. Although I personally don't find the ribbon interface very intuitive and "Pro" is ...
1
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0answers
65 views

Matching/snapping two shapefiles using node and snapping tools

I am trying to edit my shapefiles through QGIS 2.6.1 Brighton. I used the node tools to snap the necessary nodes to eliminate spaces between two shapefiles. However, while doing it I noticed that an ...
0
votes
0answers
163 views

QGIS 2.8.1-Wien snap options does not show “avoid int” dialog box

I am trying to digitize a set of adjacent polygons in QGIS 2.8.1-Wien, runing under Widows 8. When I go to Settings > Snap options my vetor (polygon) layer does not show the "avoid int" box. Can ...
0
votes
1answer
99 views

Snapping Manager

We are using ArcGis js API version 3.12 and 3.5. and we are trying to use the snappingManager object. We can only snap to recently drawn objects and can't snap to all the layers. We have just once ...
0
votes
1answer
138 views

Joining Points to Lines in ArcGIS for Desktop?

I have a shapefile of line data (roads) and one of point (villages) data. In an ideal situation all the points should be connected to a line. The data that I have doesn't obey this. I need to join all ...
0
votes
1answer
83 views

Snapping points to Polygon using QGIS?

Can QGIS automatically snap points to a polygon in a layer? From that can the points then be put into a text delimited file in sequencial order?
0
votes
0answers
60 views

Snapping to a grid does not work

I have two shapefiles that were created in GME using the generate vector grid. They both have the same projection NAD 83 Transverse Mercator. The grid size is 5000m. The grids overlap in that they ...
1
vote
1answer
56 views

Cleaning shape file with multiple boundaries defined more than once

I have a shape file which contains a lot of polygons which define airspace. These polygons overlap and this is fine (e.g. different airspace configurations for the same airport). My problem is that ...
0
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0answers
69 views

How to use Snap tool with iterator in ModelBuilder?

I have a folder containing large number of shapefiles that I would like to snap to a surrounding buffer. I need to snap UK district boundaries to 500m buffer around coastline. I have produced 200m ...
4
votes
3answers
989 views

Is it possible to perform automatic snapping of polygons in QGIS or ArcGIS?

Note: in the picture below white space between the polygons is blank space – it does not contain any polygons as a result of Intersect or Union functions.
6
votes
2answers
111 views

Snapping leaves small gap between features in ArcGIS for Desktop?

I'm using classic snapping in ArcGIS 10.1. At the scale (1:5,000) that I'm using to snap the edge of one rectangular feature to the edge of another rectangular feature, snapping seems to work fine. ...
2
votes
0answers
217 views

Moving multiple features to snap to nearest edge

I have thousands of long rectangular polygons which I need to align to a specific/nearest edge. The screenshot below demonstrates what I need to achieve: Yellow and white dotted features need to ...