整理代码

2021-11-16 20:25:21 +08:00
parent 7a0b913768
commit 3f455ee360
4 changed files with 9 additions and 5 deletions
--- a/Zframework/mathExtend.lua
+++ b/Zframework/mathExtend.lua
@@ -8,6 +8,10 @@ function MATH.sign(a)
    return a>0 and 1 or a<0 and -1 or 0
 end

+function MATH.roll(chance)
+    return rnd()<(chance or .5)
+end
+
 function MATH.coin(a,b)
    if rnd()<.5 then
        return a