From 1c04cab9045c492df9dd5f0ce5daf679211c1775 Mon Sep 17 00:00:00 2001
From: Jinny You <jinny@lottiefiles.com>
Date: Thu, 4 Jan 2024 16:14:41 +0900
Subject: [PATCH] wasm: Add canvas clear on update

Fixed bug that canvas draws wrong frame at alpha area
---
 src/bindings/wasm/tvgWasmLottieAnimation.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/bindings/wasm/tvgWasmLottieAnimation.cpp b/src/bindings/wasm/tvgWasmLottieAnimation.cpp
index 0b6428bd..c1ff8839 100644
--- a/src/bindings/wasm/tvgWasmLottieAnimation.cpp
+++ b/src/bindings/wasm/tvgWasmLottieAnimation.cpp
@@ -142,6 +142,8 @@ public:
 
         errorMsg = NoError;
 
+        this->canvas->clear(false);
+
         if (canvas->update() != Result::Success) {
             errorMsg = "update() fail";
             return false;