Convert physical coordinates to pixel coordinates
Usage
c_ijkpos(xyz, origin, voxdims, dims, clamp = FALSE)
Arguments
- xyz
Nx3 matrix of physical coordinates
- origin
Numeric: 3d coordinates of the origin
- voxdims
Numeric: 3 numbers describing the voxel dimensions
- dims
Integer dimensions of the 3d image array
- clamp
Logical: whether or not to clamp values within the pixel
boundaries of the image.
Value
Nx3 integer matrix of pixel coordinates