X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FStdMeshers%2FStdMeshers_Projection_3D.cxx;h=1dc3ace8d998cd48c6ab58b41cf27121eaad05fa;hb=512d3547bc726e9bb5732b1d0692e1141ca258e1;hp=e6a76eddc8eb5d9a7a248ccdccf8f87b5869f9d5;hpb=251f8c052dd12dd29922210dc901b295fe999a0e;p=modules%2Fsmesh.git

diff --git a/src/StdMeshers/StdMeshers_Projection_3D.cxx b/src/StdMeshers/StdMeshers_Projection_3D.cxx
index e6a76eddc..1dc3ace8d 100644
--- a/src/StdMeshers/StdMeshers_Projection_3D.cxx
+++ b/src/StdMeshers/StdMeshers_Projection_3D.cxx
@@ -541,3 +541,39 @@ void StdMeshers_Projection_3D::SetEventListener(SMESH_subMesh* subMesh)
                                 _sourceHypo->GetSourceMesh() );
 }
   
+//================================================================================
+/*!
+ * \brief Return true if the algorithm can mesh this shape
+ *  \param [in] aShape - shape to check
+ *  \param [in] toCheckAll - if true, this check returns OK if all shapes are OK,
+ *              else, returns OK if at least one shape is OK
+ */
+//================================================================================
+
+bool StdMeshers_Projection_3D::IsApplicable(const TopoDS_Shape & aShape, bool toCheckAll)
+{
+  TopExp_Explorer exp0( aShape, TopAbs_SOLID );
+  if ( !exp0.More() ) return false;
+
+  TopTools_IndexedMapOfOrientedShape blockShapes;
+  TopoDS_Vertex v;
+  TopoDS_Shell shell;
+  for ( ; exp0.More(); exp0.Next() )
+  {
+    int nbFoundShells = 0;
+    TopExp_Explorer exp1( exp0.Current(), TopAbs_SHELL );
+    for ( ; exp1.More(); exp1.Next(), ++nbFoundShells )
+    {
+      shell = TopoDS::Shell( exp1.Current() );
+      if ( nbFoundShells == 2 ) break;
+    }
+    if ( nbFoundShells != 1 ) {
+      if ( toCheckAll ) return false;
+      continue;
+    }   
+    bool isBlock = SMESH_Block::FindBlockShapes( shell, v, v, blockShapes );
+    if ( toCheckAll && !isBlock ) return false;
+    if ( !toCheckAll && isBlock ) return true;
+  }
+  return toCheckAll;
+}