polyStamp: Spatial polygons stamp

In drieslab/Giotto_site_suite: Spatial Single-Cell Transcriptomics Toolbox

Spatial polygons stamp

Description

Takes a given stamp polygon and places it at each spatial location provided.

Usage

polyStamp(
  stamp_dt,
  spatlocs,
  id_col = "cell_ID",
  x_col = "sdimx",
  y_col = "sdimy",
  verbose = TRUE
)

Arguments

stamp_dt	data.table with x and y vertices for a polygon to be stamped. Column names are expected to be 'x' and 'y' respectively
spatlocs	spatial locations with x and y coordinates where polygons should be stamped. Column names are 'cell_ID', 'sdimx' and 'sdimy' by default
id_col	column in spatlocs to use as IDs (default is 'cell_ID')
x_col	column in spatlocs to use as x locations (default is 'sdimx')
y_col	column in spatlocs to use as y locations (default is 'sdimy')
verbose	be verbose

Value

returns a data.table of polygon vertices

drieslab/Giotto_site_suite documentation built on April 26, 2023, 11:51 p.m.