R/combine.R

In edgeR: Empirical Analysis of Digital Gene Expression Data in R

cbind.DGEList <- function(..., deparse.level=1)
#  Combine samples from DGEList objects with same genelists
#  Gordon Smyth
#  20 June 2017
{
	objects <- list(...)
	nobjects <- length(objects)
	out <- objects[[1]]
	out$design <- NULL
	if(nobjects > 1)
	for (i in 2:nobjects) {
		out$counts <- cbind(out$counts,objects[[i]]$counts)
		out$weights <- cbind(out$weights,objects[[i]]$weights)
		out$offset <- cbind(out$offset,objects[[i]]$offset)
		out$samples <- rbind(out$samples,objects[[i]]$samples)
	}
	out
}

rbind.DGEList <- function(..., deparse.level=1)
#  Combine genes from EList objects with same samples
#  Gordon Smyth
#  20 June 2017
{
	objects <- list(...)
	nobjects <- length(objects)
	out <- objects[[1]]
	if(nobjects > 1)
	for (i in 2:nobjects) {
		out$counts <- rbind(out$counts,objects[[i]]$counts)
		out$weights <- rbind(out$weights,objects[[i]]$weights)
		out$offset <- rbind(out$offset,objects[[i]]$offset)
		out$genes <- rbind(out$genes,objects[[i]]$genes)
	}
	out
}