From 852ca2a523d23a337173006efebd92ade4dc35bc Mon Sep 17 00:00:00 2001
From: Hermet Park <hermet@lottiefiles.com>
Date: Tue, 11 Mar 2025 14:13:24 +0900
Subject: [PATCH] sw_engine: fix a incorrect rle cell position.

All cells that are on the left of the clipping region
go to the - 1 horizontal position.

issue: https://github.com/thorvg/thorvg/issues/2657
---
 src/renderer/sw_engine/tvgSwRle.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/renderer/sw_engine/tvgSwRle.cpp b/src/renderer/sw_engine/tvgSwRle.cpp
index e888d740..8b2141b7 100644
--- a/src/renderer/sw_engine/tvgSwRle.cpp
+++ b/src/renderer/sw_engine/tvgSwRle.cpp
@@ -465,7 +465,7 @@ static bool _setCell(RleWorker& rw, SwPoint pos)
 static bool _startCell(RleWorker& rw, SwPoint pos)
 {
     if (pos.x > rw.cellMax.x) pos.x = rw.cellMax.x;
-    if (pos.x < rw.cellMin.x) pos.x = rw.cellMin.x;
+    if (pos.x < rw.cellMin.x) pos.x = rw.cellMin.x - 1;
 
     rw.area = 0;
     rw.cover = 0;