use floating angles

1 files changed, 3 insertions, 3 deletions

diff --git a/src/bitmap.rs b/src/bitmap.rs
index 2f96a99..ba5c8f1 100644
--- a/src/bitmap.rs
+++ b/src/bitmap.rs
@@ -325,11 +325,11 @@ pub fn reflect_figure(figure: &[MapPoint], around: MapPoint) -> Vec<MapPoint> {
     figure.iter().map(|pt| pt.reflect(around)).collect()
 }
 
-pub fn positive_angle_with_x(start: MapPoint, end: MapPoint) -> u32 {
+pub fn positive_angle_with_x(start: MapPoint, end: MapPoint) -> f64 {
     if end.x == start.x {
-        return 90;
+        return 90.;
     }
     let numer = (end.y as f64 - start.y as f64).abs();
     let denum = (end.x as f64 - start.x as f64).abs();
-    (numer / denum).atan().to_degrees() as u32
+    (numer / denum).atan().to_degrees()
 }