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xyzpos converts pixel coordinates to physical coordinates
xyzpos
ijkpos converts physical coordinates to pixel coordinates
ijkpos
xyzpos(d, ijk)ijkpos(d, xyz, roundToNearestPixel = TRUE)
ijkpos(d, xyz, roundToNearestPixel = TRUE)
Nx3 matrix of physica l or pixel coordinates
An im3d object defining a physical space
im3d
an Nx3 matrix of pixel coordinates (1-indexed)
Nx3 matrix of physical coordinates
Whether to round calculated pixel coordinates to nearest integer value (i.e. nearest pixel). default: TRUE
TRUE
ind2coord
Other im3d: as.im3d(), boundingbox(), im3d-io, im3d(), imexpand.grid(), imslice(), is.im3d(), mask(), origin(), projection(), threshold(), unmask(), voxdims()
as.im3d()
boundingbox()
im3d-io
im3d()
imexpand.grid()
imslice()
is.im3d()
mask()
origin()
projection()
threshold()
unmask()
voxdims()
# make an emty im3d d=im3d(,dim=c(20,30,40),origin=c(10,20,30),voxdims=c(1,2,3)) # check round trip for origin stopifnot(all.equal(ijkpos(d,xyzpos(d,c(1,1,1))), c(1,1,1)))
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