search for: pngno

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2005 Oct 08
1
add leading 0s to %d from png() {was Automatic creation of file names}
...up using the code below, but would much prefer something like png("test_%d.png",bg="white",width=1000,height=700) where %d could be formatted like formatC(%d,digits=0,wid=3,flag="0",mode="integer") Thank you, b. #---works, but is rather complicated--- pngno <- 0 ; i <- 1 for (w in 1:53) { if (i %in% c(4*0:100+1)) { pngno <- pngno + 1 png(paste("test_",formatC(pngno,digits=0,wid=4,flag="0",mode="integer"), ".png",sep=""),bg="white",width=1000,height=750) par(mfrow=...
2004 Sep 24
1
Raster images from sweave
Is it possible to get sweave to produce raster (eg. png/jpg) plot images? I'm writing a vignette that contains plots with tens of thousands of points which results in very large pdf files (13 megs before compression). Thanks, Hadley