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hunzikp / velox

https://hunzikp.github.io/velox/
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extract for lines files #37

Open jmsigner opened 5 years ago

jmsigner commented 5 years ago

Hi,

the following example always leads to an unexpected crash of my R session.

library(raster)
library(velox)

r <- raster(xmn = 0, xmx = 10, ymn = 0, ymx = 10, res = 0.1)
r[] <- runif(ncell(r))
v <- velox(r)

l <- spLines(cbind(c(2, 8), c(2, 8)))

v$extract(sp = l, fun = mean)

sessioninfo::session_info()
─ Session info ───────────────────────────────────────────────────────────────────────────────────────────────────────────────────
 setting  value                       
 version  R version 3.5.1 (2018-07-02)
 os       Ubuntu 18.04.1 LTS          
 system   x86_64, linux-gnu           
 ui       RStudio                     
 language en_US:en                    
 collate  en_US.UTF-8                 
 ctype    en_US.UTF-8                 
 tz       Europe/Berlin               
 date     2019-02-11                  

─ Packages ───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
 package     * version date       lib source        
 assertthat    0.2.0   2017-04-11 [1] CRAN (R 3.5.1)
 class         7.3-14  2015-08-30 [4] CRAN (R 3.5.0)
 classInt      0.2-3   2018-04-16 [1] CRAN (R 3.5.1)
 cli           1.0.1   2018-09-25 [1] CRAN (R 3.5.1)
 codetools     0.2-15  2016-10-05 [4] CRAN (R 3.5.0)
 crayon        1.3.4   2017-09-16 [1] CRAN (R 3.5.1)
 DBI           1.0.0   2018-05-02 [1] CRAN (R 3.5.1)
 e1071         1.7-0   2018-07-28 [1] CRAN (R 3.5.1)
 lattice       0.20-35 2017-03-25 [4] CRAN (R 3.5.0)
 magrittr      1.5     2014-11-22 [1] CRAN (R 3.5.1)
 raster      * 2.8-4   2018-11-03 [1] CRAN (R 3.5.1)
 Rcpp          0.12.19 2018-10-01 [1] CRAN (R 3.5.1)
 rgdal         1.3-6   2018-10-16 [1] CRAN (R 3.5.1)
 rgeos         0.4-2   2018-11-08 [1] CRAN (R 3.5.1)
 rstudioapi    0.8     2018-10-02 [1] CRAN (R 3.5.1)
 sessioninfo   1.1.0   2018-09-25 [1] CRAN (R 3.5.1)
 sf          * 0.7-2   2018-12-20 [1] CRAN (R 3.5.1)
 sp          * 1.3-1   2018-06-05 [1] CRAN (R 3.5.1)
 spData        0.2.9.4 2018-09-15 [1] CRAN (R 3.5.1)
 units         0.6-1   2018-09-21 [1] CRAN (R 3.5.1)
 velox       * 0.2.0   2017-12-01 [1] CRAN (R 3.5.1)
 withr         2.1.2   2018-03-15 [1] CRAN (R 3.5.1)
 yaml          2.2.0   2018-07-25 [1] CRAN (R 3.5.1)

[1] /home/jsigner/R/x86_64-pc-linux-gnu-library/3.5
[2] /usr/local/lib/R/site-library
[3] /usr/lib/R/site-library
[4] /usr/lib/R/library