Linked Questions

16
votes
2answers
10k views

QGIS display world country shape files centered on pacific ocean using Robinson, Miller Cylindrical or other projection

I wish to display a map in QGIS (world country shapefiles) showing all countries but centered on the Pacific area. I am not familiar with Proj4, so is there any way this can be done in QGIS please?
12
votes
5answers
703 views

Fisheye-like projection

I need a special projection for the purpose of effective presentation on a poster. I'd like to present the study area (Czech republic) in a context of whole Europe in such a way, that the Czech ...
12
votes
2answers
2k views

Where did the polygons go after projecting a map in QGIS?

I'm fairly new at GIS know-how, but I've run into a problem with a projection of a world map. I have a shapefile of all countries I downloaded from Natural Earth. After projecting it into a ...
5
votes
1answer
169 views

QGIS3 - Clipping polygons to a hemisphere for azimuthal orthographic projection

I'm a bit of a novice with QGIS, so this is really throwing me for a loop. For the maps I'm intending on making, an azimuthal orthographic projection would be my preference. For example, one map I'...
5
votes
2answers
2k views

Azimuthal orthographic projection QGIS2.6

I'm trying to create a globe view in QGIS2.6 with an Azimuthal Orthographic projection using NaturalEarth's 110m countries dataset. I'm following Hamish Campbell's blog post instructions that have ...
4
votes
1answer
170 views

How can I crop a raster layer to a hemisphere?

I have a raster layer that I want to crop to a hemisphere centered on 30°N, 100°W, to use in an orthographic projection map. What is the best way to do this? There doesn't seem to be an easy way to ...
4
votes
0answers
159 views

Dateline disappears after clipping shapefile to hemisphere? [closed]

I am working with this natural earth shapefile. The dateline disappears after using the mentioned clip to hemisphere plugin. Densifying the geometry does not help. Weird to me seems that clipping to ...
1
vote
2answers
9k views

Setting PythonPath

I want to use this script here Ortho Projection produces artifacts unfortunatley I cannot download the PlugIn since I work in QGIS 2.8. It says, set the PYTHONPATH. I do not quite understand what ...
1
vote
0answers
36 views

QGIS Breaks Vector file when Projected [duplicate]

I am using QGIS3.4 and I am running into an unexpected problem. I have received a gdb file, the file looks fine in WGS 84 projection. But when I use any other, the polygons seems to be cut strangely. ...
0
votes
1answer
660 views

Orthographic reprojection with mapnik

I am trying to create a google earth like wep application. My problem is that I can't get to render a full view of the earth. The zoom_all() function generates the following error : RuntimeError: ...