Flips a matrix 'left-right'. Used in re-arranging image data for plotting properly in R.

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Description

Flips a matrix 'left-right'. Used in re-arranging image data for plotting properly in R.

Usage

1

Arguments

x

A matrix corresponding to raster or image data.

Author(s)

Glenn J Tattersall

References

1. http://www.inside-r.org/packages/cran/RSEIS/docs/mirror.matrix

2. Based on similar code in package <RSEIS>

See Also

mirror.matrix rotate90.matrix rotate270.matrix rotate180.matrix

Examples

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## The function is currently defined as
function (x) 
{
    mirror.matrix(rotate180.matrix(x))
  }


par(mfrow=c(1,2),mar=c(1,1,1,1))
r<-c(1:100,rnorm(1:100)*10,1:100)
m<-matrix(r,20)
image(m, axes=FALSE)
box()
text(.5,.5,"Matrix",col="white")
mf<-flip.matrix(m)
image(mf,axes=FALSE)
box()
text(.5,.5,"Flipped",col="white")
  

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