From 932f55070dc232b2ad2d3354e0ec8754fd2d90e0 Mon Sep 17 00:00:00 2001
From: Mira Grudzinska <mira@lottiefiles.com>
Date: Thu, 26 Sep 2024 23:48:24 +0200
Subject: [PATCH] sw_engine: fix translucent grad rastering

8bit translucent gradient rle were missing AA. Fixed.
---
 src/renderer/sw_engine/tvgSwRaster.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/renderer/sw_engine/tvgSwRaster.cpp b/src/renderer/sw_engine/tvgSwRaster.cpp
index acc754f2..2dc13a59 100644
--- a/src/renderer/sw_engine/tvgSwRaster.cpp
+++ b/src/renderer/sw_engine/tvgSwRaster.cpp
@@ -1507,7 +1507,8 @@ static bool _rasterTranslucentGradientRle(SwSurface* surface, const SwRle* rle,
     } else if (surface->channelSize == sizeof(uint8_t)) {
         for (uint32_t i = 0; i < rle->size; ++i, ++span) {
             auto dst = &surface->buf8[span->y * surface->stride + span->x];
-            fillMethod()(fill, dst, span->y, span->x, span->len, _opMaskAdd, 255);
+            if (span->coverage == 255) fillMethod()(fill, dst, span->y, span->x, span->len, _opMaskNone, 255);
+            else fillMethod()(fill, dst, span->y, span->x, span->len, _opMaskAdd, span->coverage);
         }
     }
     return true;