From cddd6c730868669757fabcafd7471bc170d9bdef Mon Sep 17 00:00:00 2001
From: Chlumsky <viktor.chlumsky@gmail.com>
Date: Fri, 31 May 2024 19:23:59 +0200
Subject: [PATCH] Error correction fix for inverse Y-axis

---
 core/MSDFErrorCorrection.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/MSDFErrorCorrection.cpp b/core/MSDFErrorCorrection.cpp
index 7639dc6..e4ceb39 100644
--- a/core/MSDFErrorCorrection.cpp
+++ b/core/MSDFErrorCorrection.cpp
@@ -89,6 +89,8 @@ public:
     bool protectedFlag;
     inline ShapeDistanceChecker(const BitmapConstRef<float, N> &sdf, const Shape &shape, const Projection &projection, DistanceMapping distanceMapping, double minImproveRatio) : distanceFinder(shape), sdf(sdf), distanceMapping(distanceMapping), minImproveRatio(minImproveRatio) {
         texelSize = projection.unprojectVector(Vector2(1));
+        if (shape.inverseYAxis)
+            texelSize.y = -texelSize.y;
     }
     inline ArtifactClassifier classifier(const Vector2 &direction, double span) {
         return ArtifactClassifier(this, direction, span);