[R-sig-Geo] clipping psp & owin

[adrian at maths.uwa.edu.au]

Alexandre Camargo Martensen writes:

> Subject: [R-sig-Geo] clipping psp & owin

> I'm trying to "clip" a psp and an owin object.

> My question is what should I do to get the information of what is inside
the
> clipping object (trans), having as an input object an owin (b).

Use the subset operator "[" to take the intersection of a psp with an owin.
For example
         X <- rpoisline(10)
         W <- owin(c(0.1,0.7), c(0.2, 0.8))
         Y <- X[W]

There are examples in demo(spatstat) and help("[.psp")

Adrian Baddeley