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st_buffer doesn't work properly for lat-long coordinates and small buffers

7

example: make a one-degree unit square, in epsg 4326 and equirectangular ``` > library(sf) Linking to GEOS 3.8.0, GDAL 3.0.4, PROJ 6.3.1 > m = cbind(c(0,1,1,0,0),c(0,0,1,1,0)) > p1 = st_sfc(st_polygon(list(m)),...

barryrowlingson

Should coercion from ppp to sf respect window scaling?

2

For: ``` library(spatstat) data(japanesepines) japanesepines #Planar point pattern: 65 points #window: rectangle = [0, 1] x [0, 1] units (one unit = 5.7 metres) str(japanesepines) #List of 5 # $...

rsbivand

st_write() to postgis returns "Error: Could not create execute: select * from spatial_ref_sys where srtext="

4

**Describe the bug** I am running a postgis database on unRaid using what I understand to be the postgis/postgis docker image located at https://registry.hub.docker.com/r/postgis/postgis/ When I try to write to...

SimonCoulombe

Open layers of geodatabase with st_read() and a wkt_filter

10

I'm trying to open some layers in the US National Hydrography Dataset cropped to my area using st_read with a wkt_filter. I always get an empty sf object; has all...

glorious1

Add progress bar

1

Dealing with big-but-not-huge datasets, some operations get quite long. Other times they simply freeze but you don't have an idea of it as long as R/Rstudio crashes. A recent case...

spono

See https://github.com/tidyverse/ggplot2/issues/4571

edzer

st_polygonize returning empty geometry

5

Hi, I'm having an issue where st_polygonize is returning empty geometry. I've created two linestring grids which I union together which I know intersect and can polygonize using QGIS. I...

eisack00

**Describe the bug** I am creating circular buffers around points on a global scale. In some cases, this leads to polygons which cross the antimeridians, producing line artefacts when plotted....

jf15558

Loop 0 is not valid: Edge x has duplicate vertex with edge y.

3

This is an error that never used to arise. Is is due to an sf update or something else? Not sure how to trouble shoot this. shapefile (strata.shp) is located:...

andybeet

Implement expand operation (st_expand())

1

It would be great to have an implementation of `st_expand()` in line with the definition at .

jolars