From 7931687dd1e91addcc7ef9bbbe3b45caf64638fd Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@e8eeb9e2-ec13-0410-a4a9-efa5cf37419d>
Date: Wed, 2 Nov 2011 10:53:47 +0000
Subject: [PATCH] 0000463: a pad fails to produce a valid solid from a valid
 sketch

git-svn-id: https://free-cad.svn.sourceforge.net/svnroot/free-cad/trunk@5086 e8eeb9e2-ec13-0410-a4a9-efa5cf37419d
---
 src/Mod/PartDesign/App/FeatureSketchBased.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/Mod/PartDesign/App/FeatureSketchBased.cpp b/src/Mod/PartDesign/App/FeatureSketchBased.cpp
index c26396ec1..661aafd77 100644
--- a/src/Mod/PartDesign/App/FeatureSketchBased.cpp
+++ b/src/Mod/PartDesign/App/FeatureSketchBased.cpp
@@ -44,6 +44,7 @@
 # include <TopTools_IndexedMapOfShape.hxx>
 # include <IntTools_FClass2d.hxx>
 # include <ShapeAnalysis_Surface.hxx>
+# include <ShapeFix_Shape.hxx>
 #endif
 
 
@@ -138,6 +139,17 @@ TopoDS_Face SketchBased::validateFace(const TopoDS_Face& face) const
             xp.Next();
         }
 
+        aChecker.Init(mkFace.Face());
+        if (!aChecker.IsValid()) {
+            ShapeFix_Shape fix(mkFace.Face());
+            fix.SetPrecision(Precision::Confusion());
+            fix.SetMaxTolerance(Precision::Confusion());
+            fix.SetMaxTolerance(Precision::Confusion());
+            fix.Perform();
+            fix.FixWireTool()->Perform();
+            fix.FixFaceTool()->Perform();
+            return TopoDS::Face(fix.Shape());
+        }
         return mkFace.Face();
     }