From: mbs <martin.bernhard@opencascade.com>
Date: Wed, 11 Sep 2024 17:29:33 +0000 (+0100)
Subject: [GITHUB #2] problem in export dialog - difference in STEP vs BREP
X-Git-Tag: V9_14_0a1~4
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=refs%2Fheads%2Fgithub%2F002_problem_in_export_dialog;p=modules%2Fshaper.git

[GITHUB #2] problem in export dialog - difference in STEP vs BREP

When selecting a feature, the context is a Feature and not a Result.
Therefore, the result pointer is NULL and causes a SIGSEGV on Linux.
On Windows, the exception is caught in Model_Update::executeFeature().
---

diff --git a/src/GeomAlgoAPI/GeomAlgoAPI_STEPExport.cpp b/src/GeomAlgoAPI/GeomAlgoAPI_STEPExport.cpp
index 651b1b401..a02cf6809 100644
--- a/src/GeomAlgoAPI/GeomAlgoAPI_STEPExport.cpp
+++ b/src/GeomAlgoAPI/GeomAlgoAPI_STEPExport.cpp
@@ -142,9 +142,12 @@ bool STEPExport(const std::string& theFileName,
       getAttributes(*aResult, anAttrs);
       exportShape(*aShape, anAttrs, GeomShapePtr(), aNullLab);
     }
-    else { // whole result selection
+    else if (aResult->get()) { // whole result selection
       putResult(*aResult, GeomShapePtr(), aNullLab, anAttrs);
     }
+    else { // feature selection => export simple shape
+      exportShape(*aShape, anAttrs, GeomShapePtr(), aNullLab);
+    }
   }
   // store the XCAF document to STEP file
   try {