taiko: fixed hitwindow flooring

CHANGELOG.md

@@ -7,8 +7,11 @@
   - Fixed panic on unwrapping unavailable hit results
   - Fixed occasional underflow when calculating pp with passed_objects
 
+- taiko:
+  - Fixed missing flooring of hitwindow for pp calculation
+
 - fruits:
   - Fixed passed objects in star calculation
 
 - mania:
-  - Fixed pp calculation on HR
+  - Fixed pp calculation on HR

src/taiko/pp.rs

@@ -216,7 +216,7 @@ impl<'m> TaikoPP<'m> {
             od *= 0.5;
         }
 
-        let hit_window = difficulty_range_od(od) / self.mods.speed();
+        let hit_window = difficulty_range_od(od).floor() / self.mods.speed();
 
         (150.0 / hit_window).powf(1.1)
             * self.acc.powi(15)