http://tour.golang.org/?ModPagespeed=noscript#36

golangtour_slide_36

package main

//import "fmt"
import "code.google.com/p/go-tour/pic"

func Pic(dx, dy int) [][]uint8 {
    r := make([][]uint8, dy)
    
    for i := range r {
        r[i] = make([]uint8, dx)
    }
    
    for y := range r {
        for x := range r[y] {
            // r[y][x] = uint8(x*y)
            // r[y][x] = uint8((x+y)/2)
            r[y][x] = uint8(x^y+10)
        }
    }
    
    return r
}

func main() {
    pic.Show(Pic)
}