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Questions tagged [filling]

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3 votes
1 answer
74 views

Setting image as font filling in QGIS

Is it possible to use an image as a label font filling to have a result like in the following examples with national flags?
SirB1's user avatar
  • 185
1 vote
1 answer
155 views

Calculating volume of fill needed using QGIS

I have a project where I have to estimate fill volumes required to fill in small valleys. I have point data with elevations from GPS measurements from which I've created DEMS for each valley. I've ...
KirstC25's user avatar
2 votes
1 answer
150 views

Filling layer shapes with images based on filenames on QGIS

I have a grid shaped layer. There is a special cadastral map image file for each grid name. The name of the image files is the same as the grid ids. There are thousands of images and layers available. ...
firstlord's user avatar
  • 149
1 vote
0 answers
155 views

Landsat 7 Collection 2 Gap Filling

I am trying to apply gap filling to Landsat 7, Tier 1 Collection 2 images. The outcome images are still perforated. What is missing? var roi = ee.FeatureCollection("users/vaibhavpuri/NCR"); /...
VAIBHAV PURI's user avatar
0 votes
0 answers
90 views

Filling in holes and assigning values in vector (polygon) using ArcMap

I do have a vector which contained the field HazardClas (from 1- dark green to 5 - red) as you can seen in the figure below: However, as you could see by visualizing the red arrows, there are some ...
Melpomeni_Zoka's user avatar
1 vote
0 answers
82 views

Filling new columns in shapefile attribute table

I am faced with a challenge. I have shapefile from the government of Canada and I need to add extra 4 columns to the attribute table from other databases released by the government. How do I fill them ...
Tareq Salim's user avatar
1 vote
1 answer
2k views

How to fill the gap by using IDW(inverse distance weighting method) in R?

I'm beginner of R. I'm trying to fill the gap using idw, but I still had no idea about this. The data in used is below: The names sequence of columns are date/SO2/CO/O3/NO2/PM10/Lat/Lon. As you see, ...
CHOI's user avatar
  • 13
2 votes
0 answers
378 views

Assign different colours to intersection between two polygons and difference area

I am quite new to GIS using R. I have two sets of data, upon which I could create two polygons like this: What I want to do is colour the common area (inner 'circle') and the space between borders. ...
HAOYANG MI's user avatar
2 votes
1 answer
254 views

Reducing file size by not storing no-data points

I have to compute sea wave forecast for large period of time. Land information is of no use here. Is there any file format that allows to not store no-data/fill values for land area to reduce file ...
kazik's user avatar
  • 85
2 votes
3 answers
2k views

Creation of polygon in the gap between two existing polygons

If there is a gap between two polygons is it possible to fill it? Much like what happens using the hatch function in AutoCAD. The output would be a new polygon in place of the gap.
Shuchita Jain's user avatar
1 vote
2 answers
2k views

Filling fields instantly and automatically when creating new entity in QGIS

I have a polygon layer, I want to fill the fields automatically each creation of a polygon. Knowing that there is a spatial relationship (intersection, contain ...) between my polygons and other ...
Naslar's user avatar
  • 55
1 vote
1 answer
100 views

Split polygon multiple line nodes

I have a landmask derived from Landsat, transformed into polygons. Due to the raster origin, there are a lot of 4 line nodes (see picture), creating "holes" of unmasked area within the polygons. ...
Rasmus Gustafsson's user avatar
1 vote
0 answers
43 views

Linestring segment completition?

I just extracted some river paths from some old maps I acquired a few weeks ago, they seem accurate enough and will be very interesting to put against my theoretical mapping calculated by using the ...
Moreau Colin's user avatar
1 vote
2 answers
572 views

Filling only the deepest sinks/depressions in a DEM

I am trying to come up with a workflow that will extract the location of surface mines from a DEM. My original thought was to fill the depressions in the DEM and then subtract the original DEM from ...
David's user avatar
  • 51
2 votes
1 answer
5k views

Filling contour levels with grain (texture) using Leaflet

I created a program to draw temperature contour map of France: This is the code: library(ggplot2) library(gstat) library(sp) library(maptools) require(rgeos) library(rgdal) library(foreign) library(...
zina_GIS's user avatar
  • 763
5 votes
1 answer
1k views

Point pattern fill with only full points in QGIS

I would like to fill a fairly complex polygon with a point pattern fill, but the border of the polygon "cuts" the circles and the result does not look as clean as I would like. I know it is this is ...
stragu's user avatar
  • 228
2 votes
1 answer
470 views

How to fill a hole - with islands within?

In QGIS I have simplified a layer. At the end of the simplification process (using GRASS v.generalize), my final layer "lost" a polygon: see white space in image: How can I recreate a polygon which ...
user avatar
2 votes
0 answers
121 views

Redistribution of polygons: supplementing and filling the specific area with polygons with specific size

I'm studying the impact of green wedges (red outline on the figure) on weather parameters in Copenhagen area. What I want to do is check how spatial redistribution of future afforested areas enacted ...
AStysiak's user avatar
2 votes
0 answers
876 views

Fill tool settings in ArcMap? [closed]

Specific question on Fill tool in ArcGis 10.2.2, I got a filling problem, I think holes are not fully filled when I use the fill tool, how do I change that ? 2 images of the same area for an example, ...
Vectorito's user avatar
  • 141
2 votes
0 answers
416 views

Automated detection of Sinkholes

I'd like to create a map of sinkholes in ArcGis 10, I have a DEM, 2m resolution, is there a tool to detect local minimum points ? tried "sink" tool without any success, result is very small holes. ...
Vectorito's user avatar
  • 141
4 votes
1 answer
945 views

Convert Whitebox .dep to ArcMap DEM .tiff? [closed]

I am having difficulty converting my whitebox raster float file to an ArcGIS raster file in ArcMap 10.2.1 I followed the protocol outlined at: http://www.uoguelph.ca/~hydrogeo/Whitebox/Help/...
Jason Igras's user avatar
4 votes
3 answers
3k views

How to fill sinks in DEM with specific amount of water

I identified the sinks in my terrain based on the DEM (grid) by using the 'fill'-tool and substracting the original DEM from the filled DEM. I also identified watersheds as well as flow paths. Now i ...
chris3o12's user avatar
  • 355
11 votes
3 answers
8k views

Replicating black and white hatching pattern fills in QGIS

I am looking to replicate black & white maps in QGIS, using hatching patterns and greyscales to indicate different categories of a continuous variable (example below). It is possible/...
mhermans's user avatar
  • 335
3 votes
1 answer
4k views

Looking for a simple hatching algorithm

If I have an arbitrary polygon, and wish to hatch it with lines at a given angle and spacing, is there a simple low-level algorithm which will return the set of hatch lines inside the polygon?
scruss's user avatar
  • 1,989
3 votes
1 answer
76 views

Is there a way to force QGIS to use scaleable markers for map prints?

The implementation of scaleable vector graphs in QGIS is very cool, however, when svgs are used for point pattern fill of polygons, these markers are obviously rasterized, blowing up the filesize of ...
Kay's user avatar
  • 1,856
1 vote
2 answers
642 views

Fill Sinks of multiple rasters in a Python expression

I have 31 rasters that represent different watersheds and I would like to use the Fill (Spatial Analysis) tool to fill the sinks of all rasters at once in Python. All the rasters have the same name ...
JC11's user avatar
  • 829
1 vote
1 answer
625 views

draw multipart polygon with one surrounding border

As you can see on the image below, the waterbody is divided by the border line because it consists of several polygons. I could merge the polygon, but I dont want to change the shapefile. Is there a ...
MartinMap's user avatar
  • 8,328
1 vote
0 answers
171 views

Free cartographic texture resources

I've been trying without success to find free textures to use in TileMill. I'm looking for fairly simple, abstract textures, like a dotted pattern (to indicate national parks). Are there any well ...
Steve Bennett's user avatar
1 vote
1 answer
528 views

cut/fill calculation tool to investigate if there is enough material to achieve a 30 degree slope

This is a cut/fill problem. We have pits that have been dug in the ground, usually rectangular. They have a bund wall around them. They are being rehabilitated by pushing the bund back into the pit. ...
ndthl's user avatar
  • 602
21 votes
7 answers
31k views

Removing only some donut holes from polygons using ArcMap

I am using ArcMap 10.0. I have a trick for removing the donut holes, which is converting the polygon to line and then creating polygon out of the lines and in the end merging all of them. The drawback ...
Arash's user avatar
  • 1,360
9 votes
3 answers
3k views

inner convex-hulls in a set of 2D points

A set of 2D Points are scattered randomly (i.e., no specified pattern), we are interested in finding all inner-convex-hulls (ICH) in an order of largest in area to a minimum until the entire study ...
Developer's user avatar
  • 3,407
1 vote
3 answers
6k views

How to auto fill or delete sliver polygons without losing precision?

I am developing some boundaries in which precision holds the key value. Using ArcGIS 9.3 I am converting lines to polygons using the "feature to polygon" tool. The lines are accurate but I find ...
Ade'l's user avatar
  • 770
10 votes
1 answer
2k views

How to Remove Dark Bands Where Scenes Overlap in Mosaic Landsat TM5 Image?

I have an image mosaic of 5 Landsat TM5 scenes. Where the scenes overlap there is a dark band, only on the left and right sides, but the top and bottom are seamless. What is the best way to correct ...
Joe Dale's user avatar
  • 101
11 votes
4 answers
6k views

How to colour polygons with a completely transparent fill using MapServer?

Is it possible to fill polygons so that they are completely transparent in MapServer? I want to have a black background that is slightly opaque, and wherever there is a polygon I want that to be ...
djq's user avatar
  • 16.3k
2 votes
1 answer
235 views

How to close and fill Gulfs and inlets in QGIS or Grass?

I have a raster layer from which I extracted only zones with a certain color, then polygonized it with QGis. I just generalized the new vector layer in GRASS to smooth things a bit. There are many ...
sanzoghenzo's user avatar
23 votes
1 answer
1k views

Space filling between random 2D lines

Consider a region (2D) filled with lines randomly (following Figure). We are interested in filling the empty spaces between lines including four boundary edges in a way: 0- maximizing the size of ...
Developer's user avatar
  • 3,407