roundToNearestPixel in normalizeSnapPoint

Author: yayvery

src/utilities/normalizeSnapPoint.ts

@@ -1,3 +1,5 @@
+import { roundToNearestPixel } from './roundToNearestPixel';
+
 /**
  * Converts a snap point to fixed numbers.
  */
@@ -13,5 +15,8 @@ export const normalizeSnapPoint = (
     normalizedSnapPoint =
       (Number(normalizedSnapPoint.split('%')[0]) * containerHeight) / 100;
   }
-  return Math.max(0, containerHeight - normalizedSnapPoint);
+  return Math.max(
+    0,
+    roundToNearestPixel(containerHeight - normalizedSnapPoint)
+  );
 };

src/utilities/roundToNearestPixel.ts

@@ -0,0 +1,8 @@
+import { PixelRatio } from 'react-native';
+
+const PIXEL_DENSITY = PixelRatio.get();
+
+export function roundToNearestPixel(position: number) {
+  'worklet';
+  return Math.round(position * PIXEL_DENSITY) / PIXEL_DENSITY;
+}