1 files changed, 10 insertions, 0 deletions
diff --git a/src/spatial.c b/src/spatial.c
index e49f668..a0cd29b 100644
--- a/src/spatial.c
+++ b/src/spatial.c
@@ -68,6 +68,16 @@ static void rotate(xas_spatial_rotation rotation,
     coord->z = Yz;
 }
 
+static inline float degf(float rad) {
+    float ret = (rad / M_PI) * 180.0f;
+
+    while (ret >= 360.0f) {
+        ret -= 360.0f;
+    }
+
+    return ret;
+}
+
 static int within_cone(xas_spatial_coord coord,
                        xas_spatial_cone cone) {
     xas_spatial_rotation rotation = {