From cfa7054c950050095e596edd18fedad53e7ed636 Mon Sep 17 00:00:00 2001
From: Krzysztof Kosi??ski <tweenk.pl@gmail.com>
Date: Tue, 28 Apr 2015 19:02:19 -0400
Subject: Fix calls to Geom::cross() - sign change.

(bzr r14059.2.2)
---
 src/livarot/PathCutting.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/livarot/PathCutting.cpp')

diff --git a/src/livarot/PathCutting.cpp b/src/livarot/PathCutting.cpp
index 49b2c5a78..12f2386b0 100644
--- a/src/livarot/PathCutting.cpp
+++ b/src/livarot/PathCutting.cpp
@@ -513,10 +513,10 @@ double Path::Surface()
     for (std::vector<path_lineto>::const_iterator i = pts.begin(); i != pts.end(); ++i) {
 
         if ( i->isMoveTo == polyline_moveto ) {
-            surf += Geom::cross(lastM - lastP, lastM);
+            surf += Geom::cross(lastM, lastM - lastP);
             lastP = lastM = i->p;
         } else {
-            surf += Geom::cross(i->p - lastP, i->p);
+            surf += Geom::cross(i->p, i->p - lastP);
             lastP = i->p;
         }
         
-- 
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