From fcf080cc4e436ec7b23c42856c1c8bf8f5a9e5a8 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 27cf5f4e..d4db78fb 100644
--- a/src/renderer/sw_engine/tvgSwRenderer.cpp
+++ b/src/renderer/sw_engine/tvgSwRenderer.cpp
@@ -603,6 +603,8 @@ 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;