Dear @hpages,
I am working on devising lazy image transformations for HelenaLC/spatialdataR#162.
I was wondering if it is possible to use showtree or .rec_showtree methods (or similar methods) for external classes that facilitate delayed operations.
I have tried below, but it requires me to define additional methods for these classes that contain DelayedOp:
setClass(
"DelayedAffineSeed",
contains = "DelayedOp",
slots = c(
seed = "ANY",
dim = "integer",
dimnames = "list",
m = "matrix",
axes = "character",
filter = "character",
bg.col = "character",
antialias = "logical",
trace = "logical"
)
)
setClass(
"DelayedTranslateSeed",
contains = "DelayedOp",
slots = c(
seed = "ANY",
dim = "integer",
dimnames = "list",
shift = "numeric",
axes = "character"
)
)
# save as zarr
td <- tempfile(fileext = ".zarr")
delayed_img <- writeZarrArray(x = EBImage::imageData(img), zarr_path = td)
# affine
rotated_delayed_img <- lazy_affine(delayed_img, m = m, filter = "bilinear")
# translate
translate_delayed_img <- lazy_translate(rotated_delayed_img, shift = c(100,200))
# subset
subset_delayed_img <- translate_delayed_img[100:200, 100:200]
> subset_delayed_img@seed
101x101 double: Subset
└─ 1024x512 double: DelayedTranslateSeed object
Error: unable to find an inherited method for function ‘getArrayElement’ for signature ‘x = "DelayedTranslateSeed"’
Dear @hpages,
I am working on devising lazy image transformations for HelenaLC/spatialdataR#162.
I was wondering if it is possible to use
showtreeor.rec_showtreemethods (or similar methods) for external classes that facilitate delayed operations.I have tried below, but it requires me to define additional methods for these classes that contain
DelayedOp: