Revision 064f27d90fcbda7122d5b74508651e2917cc3feb authored by Doug and Martin on 17 October 2011, 00:00:00 UTC, committed by Gabor Csardi on 17 October 2011, 00:00:00 UTC
1 parent a707be9
ltCMatrix.R
#### Logical Sparse Triangular Matrices in Compressed column-oriented format
setAs("ltCMatrix", "matrix",
function(from) as(as(from, "lgCMatrix"), "matrix"))
setAs("matrix", "ltCMatrix",
function(from) as(as(from, "dtCMatrix"), "ltCMatrix"))
setAs("ltCMatrix", "lgCMatrix",
function(from) copyClass(diagU2N(from), "lgCMatrix",
c("i", "p", "x", "Dim", "Dimnames")))
setAs("ltCMatrix", "ltTMatrix",
function(from) .Call(Csparse_to_Tsparse, from, TRUE))
setAs("ltCMatrix", "dMatrix", # < instead of "dtCMatrix"
function(from) new("dtCMatrix", i = from@i, p = from@p,
x = as.double(from@x), uplo = from@uplo,
diag = from@diag,
Dim = from@Dim, Dimnames = from@Dimnames))
setAs("lgCMatrix", "ltCMatrix", # to triangular {needed in triu() }
function(from) as(as(as(from, "lgTMatrix"), "ltTMatrix"), "ltCMatrix"))
## setAs("ltCMatrix", "generalMatrix",
## function(from) ......)
## setMethod("t", signature(x = "ltCMatrix"),
## function(x) .Call(ltCMatrix_trans, x),
## valueClass = "ltCMatrix")
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