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[matrix] Diff of /pkg/R/ddenseMatrix.R
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Diff of /pkg/R/ddenseMatrix.R

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revision 1654, Fri Oct 27 16:58:15 2006 UTC revision 1707, Thu Dec 21 08:03:05 2006 UTC
# Line 141  Line 141 
141            function(x) callGeneric(as(x, "dgeMatrix")))            function(x) callGeneric(as(x, "dgeMatrix")))
142    
143    
144    ##  "cbind2" / "rbind2" --> moved to  ./denseMatrix.R
 ### for R 2.2.x (and later): -- -- -- -- -- -- -- -- -- -- -- -- -- -- --  
   
 ### cbind2  
 setMethod("cbind2", signature(x = "ddenseMatrix", y = "numeric"),  
           function(x, y) {  
               d <- dim(x); nr <- d[1]; nc <- d[2]  
               y <- rep(y, length.out = nr) # 'silent procrustes'  
               ## beware of (packed) triangular, symmetric, ...  
               x <- as(x, "dgeMatrix")  
               x@x <- c(x@x, as.double(y))  
               x@Dim[2] <- nc + 1:1  
               if(is.character(dn <- x@Dimnames[[2]]))  
                   x@Dimnames[[2]] <- c(dn, "")  
               x  
           })  
 ## the same, (x,y) <-> (y,x):  
 setMethod("cbind2", signature(x = "numeric", y = "ddenseMatrix"),  
           function(x, y) {  
               d <- dim(y); nr <- d[1]; nc <- d[2]  
               x <- rep(x, length.out = nr)  
               y <- as(y, "dgeMatrix")  
               y@x <- c(as.double(x), y@x)  
               y@Dim[2] <- nc + 1:1  
               if(is.character(dn <- y@Dimnames[[2]]))  
                   y@Dimnames[[2]] <- c("", dn)  
               y  
           })  
   
 setMethod("cbind2", signature(x = "ddenseMatrix", y = "matrix"),  
           function(x, y) callGeneric(x, as(y, "dgeMatrix")))  
 setMethod("cbind2", signature(x = "matrix", y = "ddenseMatrix"),  
           function(x, y) callGeneric(as(x, "dgeMatrix"), y))  
   
 setMethod("cbind2", signature(x = "ddenseMatrix", y = "ddenseMatrix"),  
           function(x, y) {  
               nr <- rowCheck(x,y)  
               ncx <- x@Dim[2]  
               ncy <- y@Dim[2]  
               ## beware of (packed) triangular, symmetric, ...  
               hasDN <- !is.null(dnx <- dimnames(x)) |  
               !is.null(dny <- dimnames(y))  
               x <- as(x, "dgeMatrix")  
               y <- as(y, "dgeMatrix")  
               x@x <- c(x@x, y@x)  
               x@Dim[2] <- ncx + ncy  
               if(hasDN) {  
                   ## R and S+ are different in which names they take  
                   ## if they differ -- but there's no warning in any case  
                   rn <- if(!is.null(dnx[[1]])) dnx[[1]] else dny[[1]]  
                   cx <- dnx[[2]] ; cy <- dny[[2]]  
                   cn <- if(is.null(cx) && is.null(cy)) NULL  
                   else c(if(!is.null(cx)) cx else rep.int("", ncx),  
                          if(!is.null(cy)) cy else rep.int("", ncy))  
                   x@Dimnames <- list(rn, cn)  
               }  
               x  
           })  
   
 ### rbind2 -- analogous to cbind2 --- more to do for @x though:  
   
 setMethod("rbind2", signature(x = "ddenseMatrix", y = "numeric"),  
           function(x, y) {  
               if(is.character(dn <- x@Dimnames[[1]])) dn <- c(dn, "")  
               new("dgeMatrix", Dim = x@Dim + 1:0,  
                   Dimnames = list(dn, x@Dimnames[[2]]),  
                   x = c(rbind2(as(x,"matrix"), y)))  
           })  
 ## the same, (x,y) <-> (y,x):  
 setMethod("rbind2", signature(x = "numeric", y = "ddenseMatrix"),  
           function(x, y) {  
               if(is.character(dn <- y@Dimnames[[1]])) dn <- c("", dn)  
               new("dgeMatrix", Dim = y@Dim + 1:0,  
                   Dimnames = list(dn, y@Dimnames[[2]]),  
                   x = c(rbind2(x, as(y,"matrix"))))  
           })  
   
 setMethod("rbind2", signature(x = "ddenseMatrix", y = "matrix"),  
           function(x, y) callGeneric(x, as(y, "dgeMatrix")))  
 setMethod("rbind2", signature(x = "matrix", y = "ddenseMatrix"),  
           function(x, y) callGeneric(as(x, "dgeMatrix"), y))  
   
 setMethod("rbind2", signature(x = "ddenseMatrix", y = "ddenseMatrix"),  
           function(x, y) {  
               nc <- colCheck(x,y)  
               nrx <- x@Dim[1]  
               nry <- y@Dim[1]  
               dn <-  
                   if(!is.null(dnx <- dimnames(x)) |  
                      !is.null(dny <- dimnames(y))) {  
                       ## R and S+ are different in which names they take  
                       ## if they differ -- but there's no warning in any case  
                       list(if(is.null(rx <- dnx[[1]]) && is.null(ry <- dny[[1]]))  
                            NULL else  
                            c(if(!is.null(rx)) rx else rep.int("", nrx),  
                              if(!is.null(ry)) ry else rep.int("", nry)),  
                            if(!is.null(dnx[[2]])) dnx[[2]] else dny[[2]])  
   
                   } else list(NULL, NULL)  
               ## beware of (packed) triangular, symmetric, ...  
               new("dgeMatrix", Dim = c(nrx + nry, nc), Dimnames = dn,  
                   x = c(rbind2(as(x,"matrix"), as(y,"matrix"))))  
           })  
145    
146  ### FIXME: band() et al should be extended from "ddense" to "dense" !  ### FIXME: band() et al should be extended from "ddense" to "dense" !
147  ###        However, needs much work to generalize dup_mMatrix_as_dgeMatrix()  ###        However, needs much work to generalize dup_mMatrix_as_dgeMatrix()

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Removed from v.1654  
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  Added in v.1707

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