Sample Data: Comb Polygon

Share:

Description

Sample data defining an enclosed comb 2D polygon.

Usage

1

Examples

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
# Load polygon.
data(comb)

# Plot the polygon.
plot(rbind(comb,comb[1,]),type="l")

# Generate 3333 random test points.
set.seed(1902)
n       <- 3333
x1      <- rnorm(n) ; x2 <- rnorm(n)
X       <- cbind(x1,x2)
queries <- as.matrix(X)

# Check whether test points are contained in the polygon.
# Most of these points will lie outside the polygon.
containment = pip2d(comb,queries);