diff options
Diffstat (limited to 'src/lib/rand.go')
| -rw-r--r-- | src/lib/rand.go | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/src/lib/rand.go b/src/lib/rand.go index 49be32d5a..e84470e9f 100644 --- a/src/lib/rand.go +++ b/src/lib/rand.go @@ -9,6 +9,7 @@ */ package rand +/* export srand // set rand state (int32) vrand // int64 63-bits @@ -18,6 +19,7 @@ export lnrand // int32 % (int32) nrand // int % (int) frand; // float64 >=0.0 <1.0 +*/ const ( @@ -51,7 +53,7 @@ seedrand(x int32) int32 return x; } -func +export func srand(seed int32) { rng_tap = 0; @@ -81,7 +83,7 @@ srand(seed int32) } } -func +export func vrand() int64 { rng_tap--; @@ -99,21 +101,21 @@ vrand() int64 return x; } -func +export func lrand() int32 { x := vrand() & 0x7fffffff; return int32(x); } -func +export func rand() int { x := vrand() & 0x7fff; return int(x); } -func +export func vnrand(n int64) int64 { var v,slop int64; @@ -124,21 +126,21 @@ vnrand(n int64) int64 return v % n; } -func +export func lnrand(n int32) int32 { v := vnrand(int64(n)); return int32(v); } -func +export func nrand(n int) int { v := vnrand(int64(n)); return int(v); } -func +export func frand() float64 { var x float64; |