Questions tagged [heading]

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Adding points along line in QGIS based on heading change?

I have a number of point to point lines in QGIS as vector layers. They are not straight lines and have multiple points along them where the heading/direction of the line changes. I am trying to find a ...
Southern GIS's user avatar
1 vote
0 answers
58 views

Why QGIS removes the XYZ Tile Connection Referer?

In QGIS when i make a XYZ Tile connection with a referer, QGIS removes the referer! Why? See animated gif:
Exceere's user avatar
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1 vote
2 answers
166 views

Entering line break into legend header using ArcGIS Pro GUI

I have a script that programmatically creates maps using a single layout. To keep everything consistent in my script, I'm trying to add a new line specifically to the legend header. Strangely, I can ...
Bojan Milinic's user avatar
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0 answers
86 views

Determine the heading of a polygon by the longest side

I want to add direction arrows of polygons based on first drawn points of a polygon in QGIS. Heading of a polygon should be also added to a column heading of polygons layer. The solution should be an ...
Ricky Urban's user avatar
1 vote
1 answer
87 views

Change the headlines of a attribute table in QGIS

I would like to change the heading of a column in the attribute table of QGIS. Originally I had a vector layer linked to an Excel table and so now I have old and new forest locations. But both columns ...
Mel's user avatar
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3 votes
0 answers
610 views

Compute a rotation relative to ENU

I am using CESIUM JS. I posted a message in cesium forum some days ago, but I didn't manage to find a solution. I have a 3D camera moving freely on a map. I have a 2D map (let's call it minimap) that ...
Bobby's user avatar
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0 answers
193 views

Accounting for the heading of my position when calculating a new lat/long

Suppose that I am in a position where I know my directional heading, latitude and longitude. I throw a ball, and know that it lands X meters in front of me and Y meters to my left. From here, I want ...
uneducated2018's user avatar
1 vote
1 answer
211 views

QGIS Live GPS - turn the map according to the direction I move

Using Live GPS in QGIS I would like the map to be rotated automatically, that the direction I am moving to is always upside like in a car navigation sytem. How can I configurate that?
Wein-Franke's user avatar
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1 answer
30 views

Magnetic variation calculation [closed]

What I'm trying to do is basically plot a rectangle on a runway that goes parallel with the runway. When I start out everything works as expected: But what I notice is that as I go further down the ...
user avatar
1 vote
0 answers
50 views

Point to line interpolation using heading in R [closed]

I asked this question at StackOverFlow, but got no answers, so I thought I would try here also: I can draw a spline through 10 successive points like done in this post set.seed(1) n <- 10 x <- ...
Jeppe Olsen's user avatar
1 vote
0 answers
116 views

Showing realtime HEADING in ArcMap using GPS positioning toolbar?

How can I display a real-time GPS position in ArcMap 10.1 using the GPS toolbar? We have it setup so position works fine. Just ArcMap refuses to interpret HEADING. So the real-time icon cannot ...
Gerhard's user avatar
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3 votes
0 answers
225 views

Understanding Google Earth Pro ruler tool algorithms?

When using Google Earth Pro ruler (Tools / Ruler or by clicking on the "ruler" icon), the ruler tool tells us the heading from one point to another which is not the same as that obtained by Karney's ...
Alex's user avatar
  • 31
1 vote
0 answers
82 views

GPS track reconstruction using acceleration and heading [closed]

I'm currently working with a huge amount of GPS tracks from vehicles. Looking at the data I noticed something interesting : I have a GPS position + timestamp every 10 seconds (which is not a lot) but ...
esgn's user avatar
  • 29
0 votes
2 answers
577 views

Shapefile from heading and distance directions for property boundary

I have a survey with heading and direction points describing the boundary for a rural property in Brazil. I am in correspondence with someone there who needs a shapefile (I believe he mentioned kml or ...
Verbal_Kint's user avatar
1 vote
0 answers
601 views

Yaw rate calculation from heading

I have a GPS log where speed, heading are obtained every 100ms. I would like to calculate yaw rate with this. Can I get the method, algorithm or formula to calculate the same? I understand using ...
Aadishri's user avatar
  • 111
3 votes
0 answers
301 views

extshape arrows to show ais vessels. MultiLinestring alternative

I have tried to use the extshape://arrows new feature as shown in this blog post. This works quite well, but I tried to dynamize the parameters as in MultiLineString WKT syntax to dimension the ...
Ankilosado's user avatar
1 vote
3 answers
5k views

What is the limit to a column (field) title string in ArcMap?

Is the column heading limited to 10 characters? Is there a workaround besides changing the alias? I hear that QGIS does not have this issue. I downloaded shapefile data from https://egis-hud....
Ryan Stephenson's user avatar
1 vote
0 answers
673 views

OpenLayers 3 view.setRotation shortest rotation change direction

I am experimenting with OpenLayers 3 for the first time and am looking to follow the user's position and heading. I'm following their heading with deviceOrientation.on('change:heading', function(...
Titan's user avatar
  • 417
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0 answers
548 views

How to add heading to position using openlayers 3?

I've seen the geolocation with tracking example in OL3, what it does is it rotates the view depending on the heading of the device. I've done some research on the web and all what I've found does the ...
Hicham Zouarhi's user avatar