# [Rd] contour documentation (PR#740)

**maechler@stat.math.ethz.ch
**
maechler@stat.math.ethz.ch

*Thu, 23 Nov 2000 16:11:41 +0100 (MET)*

>>>>>* "JonR" == J C Rougier <J.C.Rougier@durham.ac.uk> writes:
*
JonR> A minor point, but the specification of the contour function is
JonR> lagging behind the ?contour file:
>> args(contour)
JonR> function (x = seq(0, 1, len = nrow(z)), y = seq(0, 1, len = ncol(z)),
JonR> z, nlevels = 10, levels = pretty(zlim, nlevels), labels = NULL,
JonR> xlim = range(x, finite = TRUE), ylim = range(y, finite = TRUE),
JonR> zlim = range(z, finite = TRUE), labcex = 0.4, drawlabels = TRUE,
JonR> method = "flattest", vfont = NULL, col = par("fg"), lty = par("lty"),
JonR> lwd = par("lwd"), add = FALSE, ...)
>> ?contour
JonR> contour(x = seq(0, 1, len = nrow(z)), y = seq(0, 1, len = ncol(z)),
JonR> z,
JonR> nlevels = 10, levels = pretty(zlim, nlevels), labels = NULL,
JonR> xlim = range(x, finite = TRUE),
JonR> ylim = range(y, finite = TRUE),
JonR> zlim = range(z, finite = TRUE),
JonR> labcex = 0.6, drawlabels = TRUE, method = "flattest",
JonR> vfont = c("sans serif", "plain"),
JonR> col = par("fg"), lty = par("lty"), lwd = par("lwd"),
JonR> add = FALSE, ...)
JonR> In particular the function default arguments should apparently be
JonR> "labcex = 0.6" and "vfont = c("sans serif", "plain")", assuming
JonR> of course that the help file is more up-to-date than the function
JonR> definition.
:*-) {the source code is the truth ..}
*
Actually, I think you are right:
I think we *should* change the current defaults :
labcex = 0.4 is really too small
and vector fonts are infinitely better for most instances of contour().
Anybody against the change ?
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