From 90fa26b7bb75cb938290170882e65da8d9fc5d9e Mon Sep 17 00:00:00 2001 From: JunsuChoi Date: Tue, 4 Jan 2022 17:42:41 -0800 Subject: [PATCH] sw_engine SwRaster: Initialize uninitialized transform value --- src/lib/sw_engine/tvgSwRaster.cpp | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/lib/sw_engine/tvgSwRaster.cpp b/src/lib/sw_engine/tvgSwRaster.cpp index f02296e4..3e0dbaa7 100644 --- a/src/lib/sw_engine/tvgSwRaster.cpp +++ b/src/lib/sw_engine/tvgSwRaster.cpp @@ -499,7 +499,9 @@ static bool _rasterScaledRleRGBAImage(SwSurface* surface, const SwImage* image, static bool _scaledRleRGBAImage(SwSurface* surface, const SwImage* image, const Matrix* transform, const SwBBox& region, uint32_t opacity) { Matrix itransform; + if (transform && !mathInverse(transform, &itransform)) return false; + else mathIdentity(&itransform); auto halfScale = _halfScale(image->scale); @@ -844,7 +846,9 @@ static bool _rasterScaledRGBAImage(SwSurface* surface, const SwImage* image, con static bool _scaledRGBAImage(SwSurface* surface, const SwImage* image, const Matrix* transform, const SwBBox& region, uint32_t opacity) { Matrix itransform; + if (transform && !mathInverse(transform, &itransform)) return false; + else mathIdentity(&itransform); auto halfScale = _halfScale(image->scale);