imager (version 0.14)

bucketfill: Bucket fill

Description

Bucket fill

Usage

bucketfill(im, x, y, z = 1, color, opacity = 1, sigma = 0,
  high_connexity = FALSE)

Arguments

im

an image

x

X-coordinate of the starting point of the region to fill.

y

Y-coordinate of the starting point of the region to fill.

z

Z-coordinate of the starting point of the region to fill.

color

Pointer to spectrum() consecutive values, defining the drawing color. If missing, use value at location (x,y,z)

opacity

Opacity of the drawing.

sigma

Tolerance concerning neighborhood values.

high_connexity

Use 8-connexity (only for 2d images, default FALSE).

See Also

bucket_select

Examples

#Change the colour of a sail
boats.new <- bucketfill(boats,x=169,y=179,color=c(125,0,125),sigma=20)
layout(t(1:2))
plot(boats,main="Original")
plot(boats.new,main="New sails")