[R] filling area under a function line

Tom H tom at limepepper.co.uk
Sun May 24 20:50:28 CEST 2009


On Sun, 2009-05-24 at 19:32 +0100, Tom H wrote:

> 	polygon(
> 			c(from,  x, to), 
> 			c(min(y),y,min(y)),
> 			col=areacol, lty=0
> 	)
> 	

I guess my question should have been, I don't seem to be able to query
or "reflect" a plot object to get at its attributes to fill in the
polygon call, without actually modifying the curve/plot function.

eg;

myplot<-curve(sin)

returns a NULL string

Tom




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