use built in copysign

georust · Feb 6, 2024 · ac380b1 · ac380b1
1 parent 8b62a2b
commit ac380b1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/geomath.rs b/src/geomath.rs
@@ -153,7 +153,7 @@ pub fn sincosd(x: f64) -> (f64, f64) {
     };
 
     if sinx == 0.0 {
-        sinx = libm::copysign(sinx, x); // special values from F.10.1.13
+        sinx = sinx.copysign(x); // special values from F.10.1.13
     }
     (sinx, cosx)
 }