Questions tagged [rotate]
The rotate tag has no usage guidance.
134
questions
0
votes
0
answers
12
views
Manually transforming rotated lat/lon to regular lat/lon given north pole coordinate
I am interested in transforming regular coordinates to rotated coordinates similar as done in this post:
Manually transforming rotated lat/lon to regular lat/lon?
These functions base the rotation on ...
- 1
0
votes
0
answers
34
views
Shift rotated GeoTIFF
I have images that are rotated (pixels are not rectangular in X, Y but rotated ~8°). How do I shift this image and keep the rotation? I don't understand where the rotation information is kept to be ...
- 3,292
2
votes
1
answer
153
views
How to rotate multiple features from multiple layers in QGIS at once?
I want to rotate multiple layers containing points, lines, polygons around a point. According to my research, the tools in qgis can only rotate the features of the active layer together, is there a ...
- 19
4
votes
1
answer
123
views
Rotating features with multiple geometries in one layer using PyQGIS
I have a layer containing several small square geometries in QGIS. I want to tilt these ones by one to the same angle. So I wrote the following Python code for that, but it does not work properly. ...
- 41
1
vote
0
answers
37
views
Weird rotation behavior while georeferencing in QGIS 3.30.1
I am working with a project which is rotated 20 Degrees (see lower right corner of screenshot). I had someone from Fiverr render out a relief map for me to put in as a background. They supplied me ...
4
votes
3
answers
207
views
Changing orientation of all polygons at once with numeric value in QGIS
I want to change the orientation of the raster/polygons with a numeric value around the centroid of the total grid.
I have tried rotate($geometry, 45) in the Field Calculator but nothing happened.
- 605
0
votes
1
answer
104
views
How to move and rotate WMS layers independently using OpenLayers (without GeoServer)
There are maps on OpenLayers 6 and proj4js that manages WMS layers in different projections. Sometimes (e.g. for plan maps) the overlay is not aligned with base layer and a need a function that can ...
- 3
6
votes
1
answer
194
views
Creating straight line that starts from the point with the given length and also rotates around the point in QGIS
I want to create a straight line that starts from the point with the given length. And also it rotates around the point.
I have a point data of cctvs:
And I want to create a line with the given ...
- 71
6
votes
0
answers
62
views
Get rotation and scale of picture after georeferencing using QGIS
How can I access the rotation and scaling information, that is visible during the georeferencing process in QGIS (see yellow marked text in the picture), after the georeferencing is completed and the ...
- 61
2
votes
0
answers
279
views
Rotating QGIS Annotation layer text
I can't figure out how to rotate annotation text in QGIS (3.28.2).
This is not for a 'label', it's for text on an "Annotation" layer
Does anyone have advice on how to do it?
I can add ...
- 21
3
votes
1
answer
72
views
Rotation in Geoserver SLD based on complex Math Function
I try to visualize windspeed and -direction using geoserver's build-in windbarbs. Therefor I have a rasterlayer with two bands "u" and "v", representing the lat and lon vector ...
1
vote
0
answers
87
views
Convert a body vector relative to an aircraft, to a vector in ECEF space
I am trying to solve for a problem where an observer is on an aircraft with a given pitch, roll, and yaw. The observer is looking at an object which produces a line of sight vector that is measured ...
- 111
0
votes
0
answers
65
views
Backward transformation of georeferenced image: from GeoTIFF to TIFF
What's the processing procedure to realize a backward transformation, from a GeoTIFF image to its native array of pixels?
Do you have any suggestion?
- 26
1
vote
2
answers
89
views
How to rotate a SVG symbol based on a formula of column value and literal value (90 degrees) in GeoServer
I have a shapefile that I have stored in GeoServer. I have some SVG symbols that I want to use for each point. I want the SVG symbols to rotate based on the orientation column (attribute value) in the ...
- 649
0
votes
1
answer
54
views
GRASS i.rotate function not appearing - any idea's why?
I want to look at rotating a layer using GRASS' i.rotate tool, but it is not showing in the toolbox. Am I looking in the wrong place?
Update
I have run the i.rotate tool in GRASS independently but it ...
- 93
0
votes
0
answers
179
views
Rotate raster layer
I have a raster layer that I am trying to rotate so it is level in QGIS. I have attempted the solution offered here (Rotate raster in QGIS) but without success; the data disappears when I open the ...
- 93
2
votes
1
answer
192
views
Rotate polygons inside of a polygon to align with the longest side without manually adding a rotation angle in QGIS
Is there a way to rotate all polygons in layer_a (green polygons) to align with the longest side of the polygon in layer_b (red polygon) without having to manually enter a rotation angle? In most ...
- 127
4
votes
1
answer
145
views
Rotating line using PyQGIS
I am attempting to rotate each feature of a line layer around its midpoint, but my code below is not working despite not throwing any errors.
Any suggestions?
This essentially worked in QGIS 2, and I ...
- 419
2
votes
2
answers
124
views
QGIS: How to turn symbol in polygon when using rotate tool
I would like the svg in the polygon to turn by using the rotate tool.
Is there a script that will connect the layer layout with the rotate-tool?
- 131
-2
votes
1
answer
110
views
QGIS export rotated GeoJSON
In QGIS one can rotate a layer on the fly using the Rotation button at bottom of pane. But I cant work out how to export the layer with the rotation applied. When exported the object is always ...
- 105
3
votes
2
answers
200
views
Rotating labels based on custom CRS QGIS 3
I'm trying to rotate labels based on CRS of a Europe map EPSG:3035 ETRS89-extended / LAEA Europe but with Longitude of origin 18° and Latitude origin 49°.
According to the question Parameters of the ...
- 341
0
votes
0
answers
247
views
Rotate shapefile based on raster coordinates using Python
I have a shapefile with polygons and a raster file.
I know the coordinates of raster file corners and also the coordinates of shape file polygon files.
What I need to do, is rotate/transform the ...
- 608
0
votes
1
answer
78
views
Vary symbol rotation to point towards the next point in a sequence using Arcade and ArcGIS Pro
I have created a 3D map in ArcGIS Pro that shows the flight path of a drone. I want to use arrows for the symbology that point in the direction of the flight path. Each observation includes elapsed ...
- 1
2
votes
1
answer
133
views
Rotating by 90° one and more polygons in QGIS
I have a layer with many rectangles polygons, these should all be rotated by 90°. Can I do this in QGIS? I have not found a way so far.
- 169
2
votes
2
answers
442
views
How to rotate map extent differently on each page in map series?
I'm a beginner to ArcGIS Pro. For last few weeks, I've been working on creating a map series. So far, I've managed to nail down what needs to be done. However, I'm having difficulties with one ...
- 21
0
votes
1
answer
151
views
QGIS rotate CRS around a new centre
I've been given some NetCDF data in a Mercator projection with a centre longitude of 173.9581, centre latitude of -41.0870 and rotation of 40 degrees. I have tried to create a new CRS based on ...
- 231
1
vote
1
answer
514
views
Google Maps not being quite top-down in QGIS
I am quite new to QGIS, but am using it for utility mapping at work.
I have added a google maps layer to my QGIS project via http://mt0.google.com/vt/lyrs=s&hl=en&x={x}&y={y}&z={z} and ...
- 43
8
votes
2
answers
679
views
Rotating polygons to follow the curve (line) in 90 degree in QGIS
I have created points on the line with 60m distance. Then I've made square buffers to these points. But they all stand straight. Is it possible somehow to rotate them so they follow the line curves? ...
- 121
1
vote
0
answers
355
views
How to produce a Cartopy map in UTM with north-east up?
I'm currently trying to produce maps of a shoreline, which runs roughly from south-east - north-west in an UTM projection to visualize shoreline change. By default Cartopy maps are in north up. Is ...
- 33
5
votes
1
answer
764
views
Rotating point layer according to line layer in QGIS
I got two layers: (1) a line layer with water pipelines and (2) a point layer that shows hydrants and so forth. The points are located, mostly, on the line layer.
For the symbology of the hydrants i ...
- 465
0
votes
1
answer
70
views
Qgis2threejs changing rotation point
I am new to QGis and have an issue with the QGis2threejs plugin. I am trying and searching already for some hours, but couldn't find an answer for this - I hope it's not something obvious. If yes, ...
- 1
3
votes
1
answer
195
views
Making marker label rotate with marker using QGIS
I have an arrow marker (svg) that I use for photo location and direction on maps.
Under the arrow I want a label that is the number of the photo (photos by number are located elsewhere in a report). ...
2
votes
1
answer
245
views
Keep labels upright when QGIS map rotated in layout relative to canvas
I have the following in my canvas:
I have rotated it to fit in my layout:
I have attempted several methods, e.g. Is there a way to interactively rotate labels in QGIS using any of the edit tools?, ...
- 59
0
votes
1
answer
121
views
Bulk rotate of the label for point layer in QGIS
I would like to have all the labels rotated for my point layer. To be honest I need this in a batch process. If for example, I have 2 points in a row I would like to have all the labels rotated for ...
- 3,975
4
votes
0
answers
278
views
How to rotate labels with an expression in QGIS 3.x
I have a layer with lines, and I am trying to rotate some of their labels that are displayed at 270º to get them at 90º like the rest, but the expression is doing nothing. Even fixing the expression ...
- 363
1
vote
0
answers
42
views
Image rotation and translation in a report
QGIS 3.22.4
I am working on an indication panel project, to connect different numbered points together (as junction nodes)
In summary: along a road, we have to install panels (on stakes for example)
...
- 576
1
vote
2
answers
433
views
Converting aspect/direction raster from geographic degrees to arithmetic radians
I have a raster/grid representing e.g. terrain aspect or flow direction, coded in geographic degrees (0-360°, clockwise from the north). I would like to convert it in arithmetic radians (0-2π, ...
- 41
0
votes
0
answers
59
views
Conflict between label rotation and label background in SLD Style
When I use rotation attribute and Graphic for label Background together in SLD Style, then SLD style ignores my rotation attribute and because of that positioning of labels is incorrect.
EXAMPLE OF MY ...
1
vote
1
answer
620
views
Affine transformation: rescaling alters the raster bounds?
I'm trying to rotate a raster around its center coordinates, rescaling the resolution by a factor. I expect the transformation to conserve the center pivot. However; it seems that after the rotation ...
- 133
0
votes
0
answers
107
views
NetCDF file is rotated QGIS
I downloded IMERG precipitation data as NetCDF files but when I use QGIS to open them, the raster files are rotated.
Does anyone know how to solve this?
0
votes
1
answer
1k
views
Rotation of a spatial grid by an angle around a pivot with python gdal or rasterio
What I want to do:
I have been trying to:
Open a raster
Make a copy
Rotate the copy by an angle with the raster center as a pivot
Keep the resolution constant in x/y dimension
Solution 1 with gdal:
#...
- 133
1
vote
1
answer
93
views
DragRotate Interaction Distorts GeoTIFF OpenLayers 6.9.0 [closed]
Context
I have some GeoTIFF files that are loaded directly into OpenLayers via a WebGLTile Layer with a GeoTIFF source. My code is similar to the example in this workshop. I am also registering a non-...
- 21
1
vote
0
answers
126
views
Transforming raster with matrix
I would like to apply a similarity transformation matrix (potentially a homography matrix) on a valid raster (with proper CRS, resolution, bounds, width height, etc).
The 1st image is the original ...
- 248
5
votes
1
answer
4k
views
Rotating a set of points with an angle with rotation matrix: why is result "distorted"
What might be going wrong with my rotation of set of points as result look distorted? I have a set of points (X,Y). I calculate the mean (= "center of gravity") of them and subtract it from ...
- 387
1
vote
0
answers
130
views
Rotating a shapefile to North in QGIS
In QGIS 3.x, is there a way to rotate a 50 x 2 metre rectangle (ESRI shapefile) to exactly grid/map North (0.0 degrees in British National Grid) whatever angle it has been drawn at originally, but ...
- 89
2
votes
2
answers
615
views
Rotating polygon fills to align with lines in QGIS
I'm working with shapefiles of existing road surface markings, in QGIS. The shapefile with markings of road crossings (i.e. crosswalks or zebras) is of the polygon type. Hence I'm struggling how to ...
- 143
1
vote
0
answers
197
views
Rotation of raster image in atlas using QGIS [closed]
I am currently dealing with a mind-numbing problem. I am creating an atlas that has photos as a part of it. The images are loaded through an attribute with relative link. Everything loads just fine ...
- 515
1
vote
1
answer
2k
views
Rotating raster using Python [closed]
I am trying to rotate a DEM raster (NetCDF file) using Python language, but there is still no progress. I have tried GDAL Python but not so much information in the document about rotation. Do you know ...
- 67
8
votes
1
answer
334
views
Calling Rotate Feature tool from QGIS Python Console
To rotate feature(s) in QGIS you need to be in editing mode, select one or more features then use 'Rotate Feature' tool present inside Advanced Digitizing Toolbar:
But how can we call this action ...
- 170
0
votes
0
answers
91
views
Solved: QGIS 3.16.6 - Rotating symbols together with map in Layout Manager
QGIS 3.16.6 Hannover
I have a project where a points layer with font markers are rotated in a certain way (based on a field value). In my print layouts I need to rotate the map (by "Map rotation&...
