libgo/misc/cgo/life/main.go

   1 // cmpout
   2
   3 // Copyright 2010 The Go Authors. All rights reserved.
   4 // Use of this source code is governed by a BSD-style
   5 // license that can be found in the LICENSE file.
   6
   7 // +build test_run
   8
   9 // Run the game of life in C using Go for parallelization.
  10
  11 package main
  12
  13 import (
  14         "."
  15         "flag"
  16         "fmt"
  17 )
  18
  19 const MAXDIM = 100
  20
  21 var dim = flag.Int("dim", 16, "board dimensions")
  22 var gen = flag.Int("gen", 10, "generations")
  23
  24 func main() {
  25         flag.Parse()
  26
  27         var a [MAXDIM * MAXDIM]int32
  28         for i := 2; i < *dim; i += 8 {
  29                 for j := 2; j < *dim-3; j += 8 {
  30                         for y := 0; y < 3; y++ {
  31                                 a[i**dim+j+y] = 1
  32                         }
  33                 }
  34         }
  35
  36         life.Run(*gen, *dim, *dim, a[:])
  37
  38         for i := 0; i < *dim; i++ {
  39                 for j := 0; j < *dim; j++ {
  40                         if a[i**dim+j] == 0 {
  41                                 fmt.Print(" ")
  42                         } else {
  43                                 fmt.Print("X")
  44                         }
  45                 }
  46                 fmt.Print("\n")
  47         }
  48 }