[utils] adding non-branching sign functions

2017-04-02 13:41:57 -04:00
parent 74a281e332
commit 19fe084974
2 changed files with 11 additions and 0 deletions
--- a/src/float_utils.h
+++ b/src/float_utils.h
@@ -8,9 +8,11 @@

 bool float_equals(float a, float b);
 bool float_equals_epsilon(float a, float b, float epsilon);
+float fsign(float x);

 bool double_equals(double a, double b);
 bool double_equals_epsilon(double a, double b, double epsilon);
+double sign(double x);

 #endif