View source: R/read_fs_transform.R
read.fs.transform.xfm | R Documentation |
Load transformation matrix from an XFM file.
read.fs.transform.xfm(filepath)
filepath |
character string, the full path to the transform file. |
4x4 numerical matrix, the transformation matrix
Currently this function has been tested with linear transformation files only, all others are unsupported.
Other header coordinate space:
mghheader.is.ras.valid()
,
mghheader.ras2vox.tkreg()
,
mghheader.ras2vox()
,
mghheader.scanner2tkreg()
,
mghheader.tkreg2scanner()
,
mghheader.vox2ras.tkreg()
,
mghheader.vox2ras()
,
read.fs.transform.dat()
,
read.fs.transform.lta()
,
read.fs.transform()
,
sm0to1()
,
sm1to0()
tf_file = system.file("extdata", "talairach.xfm",
package = "freesurferformats",
mustWork = TRUE);
transform = read.fs.transform.xfm(tf_file);
transform$matrix;
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