From c1d2f0078fe1ff154243e8483b4267d647849d13 Mon Sep 17 00:00:00 2001
From: Vendicated <vendicated@riseup.net>
Date: Wed, 9 Nov 2022 20:29:35 +0100
Subject: [PATCH] StickerSpoof: Fix not correctly cleaning previous frame

---
 src/plugins/nitroBypass.ts | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/plugins/nitroBypass.ts b/src/plugins/nitroBypass.ts
index 9e961a2..937b8d0 100644
--- a/src/plugins/nitroBypass.ts
+++ b/src/plugins/nitroBypass.ts
@@ -181,9 +181,6 @@ export default definePlugin({
 
         let lastImg: HTMLImageElement | null = null;
         for (const { left, top, width, height, disposeOp, img, delay } of frames) {
-            if (disposeOp === ApngDisposeOp.BACKGROUND) {
-                ctx.clearRect(left, top, width, height);
-            }
             ctx.drawImage(img, left, top, width, height);
 
             const { data } = ctx.getImageData(0, 0, resolution, resolution);
@@ -197,9 +194,12 @@ export default definePlugin({
                 delay,
             });
 
-            if (disposeOp === ApngDisposeOp.PREVIOUS && lastImg) {
+            if (disposeOp === ApngDisposeOp.BACKGROUND) {
+                ctx.clearRect(left, top, width, height);
+            } else if (disposeOp === ApngDisposeOp.PREVIOUS && lastImg) {
                 ctx.drawImage(lastImg, left, top, width, height);
             }
+
             lastImg = img;
         }