From e8d43f0f31e00aa2162aa2677f636febcc84c311 Mon Sep 17 00:00:00 2001
From: Artem Zhidkov <Artem.Zhidkov@opencascade.com>
Date: Tue, 19 May 2020 07:38:54 +0300
Subject: [PATCH] Make filter "On line" applicable to use axis as an argument.

---
 src/FiltersPlugin/FiltersPlugin_OnLine.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/FiltersPlugin/FiltersPlugin_OnLine.cpp b/src/FiltersPlugin/FiltersPlugin_OnLine.cpp
index 7f7316ada..3f8cbe5f6 100644
--- a/src/FiltersPlugin/FiltersPlugin_OnLine.cpp
+++ b/src/FiltersPlugin/FiltersPlugin_OnLine.cpp
@@ -31,7 +31,10 @@ static void convertToLines(const AttributeSelectionListPtr& theSelected,
                            std::list<GeomLinePtr>& theLines)
 {
   for (int i = 0; i < theSelected->size(); i++) {
-    GeomShapePtr aCurShape = theSelected->value(i)->value();
+    AttributeSelectionPtr aSel = theSelected->value(i);
+    GeomShapePtr aCurShape = aSel->value();
+    if (!aCurShape)
+      aCurShape = aSel->context()->shape();
     if (aCurShape && aCurShape->isEdge()) {
       GeomLinePtr aLine = aCurShape->edge()->line();
       if (aLine)
-- 
2.39.2