Plot Lat-Lon tick marks

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Description

Find and plot nice tick marks on projected plot

Usage

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plotnicetix(nex, nwhy, proj, tlen = 0.1,
fonts = c("serif", "plain"), PMAT = NULL, PLOT = TRUE)

Arguments

nex

X coordinates

nwhy

Y coordinates

proj

prjection list

tlen

length for tic marks (inches)

fonts

Hershy font vector

PMAT

projection matrix from persp

PLOT

logical, TRUE = add to plot

Value

Graphical Side Effects

Author(s)

Jonathan M. Lees<jonathan.lees@unc.edu>

See Also

niceLLtix, goodticdivs, getnicetix, dms

Examples

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proj = setPROJ(7, LAT0 = 0 , LON0= -93)



rx = c(652713.4, 656017.4)
ry = c(1629271, 1631755)

plot(rx, ry, type='n', asp=1, axes=FALSE , ann=FALSE)
plotnicetix(rx, ry, proj, PMAT=NULL)

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