Fix "Assign a set of hypotheses" on available hypotheses in create mesh dialog box

[modules/smesh.git] / src / StdMeshers / StdMeshers_Projection_3D.cxx

diff --git a/src/StdMeshers/StdMeshers_Projection_3D.cxx b/src/StdMeshers/StdMeshers_Projection_3D.cxx
index 7c07b40f30df94dec0fa090391a5199268869a4e..1dc3ace8d998cd48c6ab58b41cf27121eaad05fa 100644 (file)
--- a/src/StdMeshers/StdMeshers_Projection_3D.cxx
+++ b/src/StdMeshers/StdMeshers_Projection_3D.cxx
@@ -1,4 +1,4 @@
-// Copyright (C) 2007-2012  CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2015  CEA/DEN, EDF R&D, OPEN CASCADE
 //
 // Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
@@ -6,7 +6,7 @@
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
 // License as published by the Free Software Foundation; either
-// version 2.1 of the License.
+// version 2.1 of the License, or (at your option) any later version.
 //
 // This library is distributed in the hope that it will be useful,
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -57,7 +57,7 @@
 // cout << msg << " ("<< p.X() << "; " <<p.Y() << "; " <<p.Z() << ") " <<endl;\
 // }
 
-typedef StdMeshers_ProjectionUtils TAssocTool;
+namespace TAssocTool = StdMeshers_ProjectionUtils;
 
 
 //=======================================================================
@@ -233,13 +233,14 @@ bool StdMeshers_Projection_3D::Compute(SMESH_Mesh& aMesh, const TopoDS_Shape& aS
   SMESH_subMesh* srcSubMesh = srcMesh->GetSubMesh( _sourceHypo->GetSource3DShape() );
   //SMESH_subMesh* tgtSubMesh = tgtMesh->GetSubMesh( aShape );
 
-  if ( tgtMesh == srcMesh && !aShape.IsSame( _sourceHypo->GetSource3DShape() )) {
+  string srcMeshError;
+  if ( tgtMesh == srcMesh  && !aShape.IsSame( _sourceHypo->GetSource3DShape() )) {
     if ( !TAssocTool::MakeComputed( srcSubMesh ))
-      return error(COMPERR_BAD_INPUT_MESH,"Source mesh not computed");
+      srcMeshError = TAssocTool::SourceNotComputedError( srcSubMesh, this );
   }
   else {
     if ( !srcSubMesh->IsMeshComputed() )
-      return error(COMPERR_BAD_INPUT_MESH,"Source mesh not computed");
+      srcMeshError = TAssocTool::SourceNotComputedError();
   }
 
   // Find 2 pairs of corresponding vertices
@@ -306,7 +307,7 @@ bool StdMeshers_Projection_3D::Compute(SMESH_Mesh& aMesh, const TopoDS_Shape& aS
       }
     }
     // Find matching nodes of tgt and src faces
-    TNodeNodeMap faceMatchingNodes;
+    TAssocTool::TNodeNodeMap faceMatchingNodes;
     if ( ! TAssocTool::FindMatchingNodesOnFaces( srcFace, srcMesh, tgtFace, tgtMesh, 
                                                  shape2ShapeMap, faceMatchingNodes ))
       return error(COMPERR_BAD_INPUT_MESH,SMESH_Comment("Mesh on faces #")
@@ -540,3 +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;
+}