fix abs for new golang

chewxy · Apr 12, 2018 · a0761be · a0761be
1 parent d1e7b22
commit a0761be
Showing 1 changed file with 1 addition and 10 deletions.
diff --git a/abs.go b/abs.go
@@ -6,14 +6,5 @@ package math32
 //	Abs(±Inf) = +Inf
 //	Abs(NaN) = NaN
 func Abs(x float32) float32 {
-	if x < 0 {
-		return -x
-	}
-	if x == 0 {
-		return 0 // return correctly abs(-0)
-	}
-	return x
-
-	// asUint := Float32bits(x) & uint32(0x7FFFFFFF)
-	// return Float32frombits(asUint)
+	return Float32frombits(Float32bits(x) &^ (1 << 31))
 }