BM.circle {animation} | R Documentation |
Several points moving randomly in a circle.
BM.circle(n = 20, col = rainbow(n), ...)
n |
number of points |
col |
colors of points |
... |
other parameters passed to |
This is a solution to the question raised in R-help: https://stat.ethz.ch/pipermail/r-help/2008-December/183018.html.
Invisible NULL
.
The maximum number of steps in the motion is specified in
ani.options('nmax')
.
Yihui Xie
http://http://vis.supstat.com/2012/11/brownian-motion-with-r/
oopt = ani.options(interval = 0.1, nmax = ifelse(interactive(), 300, 2)) par(mar = rep(0.5, 4)) BM.circle(cex = 2, pch = 19) saveHTML({ par(mar = rep(0.5, 4), pch = 19) ani.options(interval = 0.05, nmax = ifelse(interactive(), 100, 10)) BM.circle(cex = 2, pch = 19) }, img.name = "BM.circle", htmlfile = "BM.circle.html", ani.height = 450, ani.width = 450, single.opts = paste("'controls':", "['first', 'previous', 'play', 'next', 'last', 'loop', 'speed'],", "'delayMin': 0"), title = "Brownian Motion in a Circle", description = "Brownian Motion in a circle.") ani.options(oopt)