-## dist.topo.R (2010-11-18)
+## dist.topo.R (2011-03-26)
## Topological Distances, Tree Bipartitions,
## Consensus Trees, and Bootstrapping Phylogenies
-## Copyright 2005-2010 Emmanuel Paradis
+## Copyright 2005-2011 Emmanuel Paradis
## This file is part of the R-package `ape'.
## See the file ../COPYING for licensing issues.
if (any(table(ref) != 1))
stop("some tip labels are duplicated in tree no. 1")
n <- length(ref)
- for (i in 2:length(x)) {
- label <- x[[i]]$tip.label
- if (!identical(label, ref)) {
- if (length(label) != length(ref))
- stop(paste("tree no.", i, "has a different number of tips"))
- ilab <- match(label, ref)
- ## can use tabulate here because 'ilab' contains integers
- if (any(is.na(ilab)))
- stop(paste("tree no.", i, "has different tip labels"))
+ Ntree <- length(x)
+ if (Ntree > 1) {
+ for (i in 2:Ntree) {
+ label <- x[[i]]$tip.label
+ if (!identical(label, ref)) {
+ if (length(label) != length(ref))
+ stop(paste("tree no.", i, "has a different number of tips"))
+ ilab <- match(label, ref)
+ ## can use tabulate here because 'ilab' contains integers
+ if (any(is.na(ilab)))
+ stop(paste("tree no.", i, "has different tip labels"))
### <FIXME> the test below does not seem useful anymore
### if (any(tabulate(ilab) > 1))
### stop(paste("some tip labels are duplicated in tree no.", i))
### </FIXME>
- ie <- match(1:n, x[[i]]$edge[, 2])
- x[[i]]$edge[ie, 2] <- ilab
+ ie <- match(1:n, x[[i]]$edge[, 2])
+ x[[i]]$edge[ie, 2] <- ilab
+ }
+ x[[i]]$tip.label <- NULL
}
- x[[i]]$tip.label <- NULL
}
x[[1]]$tip.label <- NULL
attr(x, "TipLabel") <- ref
## </FIXME>
ntree <- length(obj)
if (ntree == 1) check.labels <- FALSE
- if (check.labels) .compressTipLabel(obj) # no need to store cause uncompress later
+ if (check.labels) obj <- .compressTipLabel(obj) # fix by Klaus Schliep (2011-02-21)
for (i in 1:ntree) storage.mode(obj[[i]]$Nnode) <- "integer"
## <FIXME>
## The 1st must have tip labels