From 1d42a875884135b04fa35dfcd6bb7ad9e7ad3631 Mon Sep 17 00:00:00 2001
From: Sultanov Mirjamol <9625526+cljamal@users.noreply.github.com>
Date: Wed, 15 Apr 2026 21:03:55 +0500
Subject: [PATCH] fix: support bidirectional (up & down) swipe-to-dismiss

---
 src/useGestureViewer.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/useGestureViewer.ts b/src/useGestureViewer.ts
index 48de2ab..5090e1d 100644
--- a/src/useGestureViewer.ts
+++ b/src/useGestureViewer.ts
@@ -475,7 +475,7 @@ export const useGestureViewer = <ItemT, LC>({
         translateY.value = event.translationY / dismissOptions.resistance;
       })
       .onEnd((event) => {
-        if (canDismiss && event.translationY > dismissOptions.threshold) {
+        if (canDismiss && Math.abs(event.translationY) > dismissOptions.threshold) {
           scheduleOnRN(handleDismiss);
           return;
         }
@@ -693,7 +693,7 @@ export const useGestureViewer = <ItemT, LC>({
       return { opacity: baseOpacity };
     }
 
-    const dismissOpacity = interpolate(translateY.value, [0, 200], [1, 0], 'clamp');
+    const dismissOpacity = interpolate(Math.abs(translateY.value), [0, 200], [1, 0], 'clamp');
 
     return { opacity: baseOpacity * dismissOpacity };
   }, [dismissOptions.fadeBackdrop]);