From a5dc165fa85a9fe1390f6876c970954a70c9f11c Mon Sep 17 00:00:00 2001
From: Hermet Park <hermet@lottiefiles.com>
Date: Mon, 18 Nov 2024 12:38:51 +0900
Subject: [PATCH] sw_engine: ++exceptional handling

issue: https://github.com/thorvg/thorvg/pull/2955
---
 src/renderer/sw_engine/tvgSwRenderer.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/renderer/sw_engine/tvgSwRenderer.cpp b/src/renderer/sw_engine/tvgSwRenderer.cpp
index a3d87ef6..5d778ca6 100644
--- a/src/renderer/sw_engine/tvgSwRenderer.cpp
+++ b/src/renderer/sw_engine/tvgSwRenderer.cpp
@@ -598,6 +598,8 @@ RenderCompositor* SwRenderer::target(const RenderRegion& region, ColorSpace cs)
     if (x + w > sw) w = (sw - x);
     if (y + h > sh) h = (sh - y);
 
+    if (w == 0 || h == 0) return nullptr;
+
     cmp->compositor->recoverSfc = surface;
     cmp->compositor->recoverCmp = surface->compositor;
     cmp->compositor->valid = false;