rotate180.matrix: Rotate a matrix by 180 degrees. Used for adjusting image...

Description Usage Arguments Value Author(s) References See Also Examples

Description

Rotate a matrix by 180 degrees. Used for adjusting image plotting in R.

Usage

1

Arguments

x

A matrix corresponding to raster or image data.

Value

Returns a matrix

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

flip.matrix mirror.matrix rotate90.matrix rotate270.matrix

Examples

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
## The function is currently defined as
function (x) 
{
    xx <- rev(x)
    dim(xx) <- dim(x)
    xx
  }
  
  
# set.seed(5)
# par(mfrow=c(1,2),mar=c(1,1,1,1))
# r<-c(1:100,rnorm(1:100)*10,1:100)
# m<-matrix(r,50)
# image(m, axes=FALSE)
# box()
# text(.5,.5,"Matrix")
# mf<-rotate180.matrix(m)
# image(mf,axes=FALSE)
# box()
# text(.5,.5,"Rotate180",col="white")
  
  


Search within the Thermimage package
Search all R packages, documentation and source code

Questions? Problems? Suggestions? or email at ian@mutexlabs.com.

Please suggest features or report bugs with the GitHub issue tracker.

All documentation is copyright its authors; we didn't write any of that.