we really should be using round, but why is it worse?

src/qrcode/detector/alignment_pattern_finder.rs

@@ -290,7 +290,7 @@ impl AlignmentPatternFinder {
         let centerJ = Self::centerFromEnd(stateCount, j);
         let centerI = self.crossCheckVertical(
             i,
-            centerJ.floor() as u32,
+            centerJ.round() as u32,
             2 * stateCount[1],
             stateCountTotal,
         );

src/qrcode/detector/finder_pattern.rs

@@ -92,7 +92,7 @@ impl FinderPattern {
             combinedX,
             combinedY,
             combinedModuleSize,
-            combinedCount.floor() as usize,
+            combinedCount.round() as usize,
         )
     }
 }

src/qrcode/detector/finder_pattern_finder.rs

@@ -620,7 +620,7 @@ impl FinderPatternFinder {
                     return (((fnp.getX() - center.getX().abs())
                         - (fnp.getY() - center.getY()).abs())
                         / 2.0)
-                        .floor() as u32;
+                        .round() as u32;
                 }
             }
         }