Extract {AMAPVox} | R Documentation |
Extract or Replace Parts of a VoxelSpace Object
Description
Operators acting on VoxelSpace
object. If user attempts
Usage
## S4 method for signature 'VoxelSpace'
x$name
## S4 method for signature 'VoxelSpace,ANY,missing'
x[[i, j, ...]]
## S4 replacement method for signature 'VoxelSpace'
x$name <- value
## S4 replacement method for signature 'VoxelSpace,ANY,missing'
x[[i, j]] <- value
## S4 replacement method for signature 'VoxelSpace'
x$name <- value
Arguments
x |
a |
name |
A literal character string or a name (possibly backtick quoted). |
i |
string, name of elements to extract. |
j |
Unused. |
... |
Unused. |
value |
typically an array-like R object of a similar class as x. |
Examples
# load a voxel file
vxsp <- readVoxelSpace(system.file("extdata", "tls_sample.vox", package = "AMAPVox"))
# extract columns or header parameters
vxsp$nbSampling
vxsp[["i"]]
vxsp[["mincorner"]]
## Not run:
# add new column
vxsp[["pad_capped"]] <- ifelse(vxsp$PadBVTotal > 0.5, 0.5, vxsp$PadBVTotal)
# update header parameter
vxsp[["max_pad"]] <- 0.5
## End(Not run)
[Package AMAPVox version 2.2.1 Index]