From: asozinov <alexey.sozinov@opencascade.com>
Date: Fri, 21 Jun 2024 13:04:58 +0000 (+0100)
Subject: EDF 30254 - quadratic to biquadratic : several problems
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=45f1eb2ab7d9fb5cdb43eebd3a22adcf1c1114da;p=modules%2Fsmesh.git

EDF 30254 - quadratic to biquadratic : several problems

Fixed problem with free nodes after convert quadratic <-> bi-quadratic
---

diff --git a/src/SMDS/SMDS_VolumeTool.cxx b/src/SMDS/SMDS_VolumeTool.cxx
index 6e76ae729..0742c2440 100644
--- a/src/SMDS/SMDS_VolumeTool.cxx
+++ b/src/SMDS/SMDS_VolumeTool.cxx
@@ -265,7 +265,7 @@ static int QuadPyram_RE [5][9] = { // REVERSED -> FORWARD (EXTERNAL)
   { 3, 8, 0, 9, 4, 12,3, 4, 4 }}; 
 static int QuadPyram_nbN [] = { 8, 6, 6, 6, 6 };
 
-/*   2 1 5 4 3 6 7 8 9 10 11 12 13 14 15 16 18 17
+/*
 //            + N4                                 +
 //           /|\                                  /|\
 //         9/ | \10                              + | +
diff --git a/src/SMESH/SMESH_MeshEditor.cxx b/src/SMESH/SMESH_MeshEditor.cxx
index 125bbaa2e..aaed9c013 100644
--- a/src/SMESH/SMESH_MeshEditor.cxx
+++ b/src/SMESH/SMESH_MeshEditor.cxx
@@ -9325,6 +9325,12 @@ smIdType SMESH_MeshEditor::convertElemToQuadratic(SMESHDS_SubMesh *   theSm,
 
 void SMESH_MeshEditor::ConvertToQuadratic(const bool theForce3d, const bool theToBiQuad)
 {
+  /*
+    // remove medium nodes
+    for ( size_t i = nbCornerNodes; i < nodes.size(); ++i )
+      if ( nodes[i]->NbInverseElements() == 0 )
+        meshDS->RemoveFreeNode( nodes[i], theSm );
+  */
   //MESSAGE("ConvertToQuadratic "<< theForce3d << " " << theToBiQuad);
   SMESHDS_Mesh* meshDS = GetMeshDS();
 
@@ -9483,7 +9489,8 @@ void SMESH_MeshEditor::ConvertToQuadratic(const bool theForce3d, const bool theT
       case SMDSEntity_TriQuad_Hexa:
         NewVolume = aHelper.AddVolume(nodes[0], nodes[1], nodes[2], nodes[3],
                                       nodes[4], nodes[5], nodes[6], nodes[7], id, theForce3d);
-        for ( size_t i = 20; i < nodes.size(); ++i ) // rm central nodes
+        for (size_t i = 8; i < nodes.size(); ++i) // rm central nodes from each edge
+        //for (size_t i = 20; i < nodes.size(); ++i) // rm central nodes from each edge
           if ( nodes[i]->NbInverseElements() == 0 )
             GetMeshDS()->RemoveFreeNode( nodes[i], /*sm=*/0, /*fromGroups=*/true );
         break;
@@ -9496,7 +9503,9 @@ void SMESH_MeshEditor::ConvertToQuadratic(const bool theForce3d, const bool theT
       case SMDSEntity_BiQuad_Penta:
         NewVolume = aHelper.AddVolume(nodes[0], nodes[1], nodes[2],
                                       nodes[3], nodes[4], nodes[5], id, theForce3d);
-        for ( size_t i = 15; i < nodes.size(); ++i ) // rm central nodes
+
+        for (size_t i = 6; i < nodes.size(); ++i) // rm central nodes
+        //for ( size_t i = 15; i < nodes.size(); ++i ) // rm central nodes
           if ( nodes[i]->NbInverseElements() == 0 )
             GetMeshDS()->RemoveFreeNode( nodes[i], /*sm=*/0, /*fromGroups=*/true );
         break;