You can look at the function ngon in package maptree to see how to generate a polygon definition of a circle (to whatever resolution you want). Then you can use the polygon clipping functions in gpclib to clip your points to a circle.
> I ve got an assignment which consists in calculating the area of > a circle given a certain radius and center using the monte carlo > method, which means that I have to plot a circle given its parameters. > Limit the area inside it...with as many sample points as possible... > and all of this inside a nxn size window, which could be 1x1, or any > size actually. I wonder how I could just limit the area inside the > circle..that would be great help for me. Some of you have given me > several suggestions about plotting a circle using some built-in > functions but I wonder if its suits my problem since I have to > somehow limit the circles inner area. ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help
