faultdip {GEOmap} | R Documentation |
Show Fault dip
faultdip(x, y, rot = 0, h = 1, lab = "")
x |
x-coordinates |
y |
y-coordinates |
rot |
cosine and sine of rotation |
h |
length of mark |
lab |
labels |
Graphical Side effect
Jonathan M. Lees<jonathan.lees@unc.edu>
perpen, PointsAlong, getspline
ff=list() ff$x=c(-4.850,-4.700,-3.934,-2.528, 0.603, 2.647, 3.861, 2.626) ff$y=c(-4.045,-2.087,-0.710, 0.172, 1.291, 2.087,-0.753,-4.131) G =getspline(ff$x, ff$y, kdiv=20) g = PointsAlong(G$x, G$y, N=5) plot(c(-5,5), c(-5,5), asp=1, type='n' ) lines(G) angs = 180*atan(g$rot$sn/g$rot$cs)/pi faultdip(g$x , g$y , rot=angs, h=.5, lab='')