EgtExchange 2.5l3 :

- in import DXF sistemata gestione SPLINE per modifiche a EgtGeomKernel.
EgtExchange 2.5l1 :
2023-12-18 19:57:02 +01:00 · 2023-12-01 16:45:09 +01:00 · 2023-11-28 09:37:45 +01:00 · 2023-11-28 09:25:00 +01:00 · 2023-11-27 14:48:28 +01:00 · 2023-11-22 20:23:51 +01:00
21 changed files with 470 additions and 2616 deletions
@@ -91,6 +91,7 @@ static const std::string IKEY_LSIDE = "LSIDE" ;
 const double PART_OFFSET = 300 ;
 // costanti di approssimazione per curve
 const double CRV_LIN_APPROX = 0.05 ;
+const double CRV_LIN_FINE_APPROX = 0.01 ;
 const double CRV_ANG_APPROX_DEG = 22.5 ;
 // costante di compattazione di superfici
 const double STM_COMPACT_APPROX = 0.01 ;
@@ -801,9 +801,14 @@ BtlGeom::GetProcessParamInfos( int nGroup, int nProc, int nSide,
   }
  // se variante
   if ( IS_VARIANT( nGroup, nProc)) {
-      vnDPar.reserve( 2) ;            vdPar.reserve( 2) ;
+      vnDPar.reserve( 7) ;            vdPar.reserve( 7) ;
      vnDPar.emplace_back(  1) ;      vdPar.emplace_back( 0) ;
      vnDPar.emplace_back(  2) ;      vdPar.emplace_back( 0) ;
+      vnDPar.emplace_back(  3) ;      vdPar.emplace_back( 0) ;
+      vnDPar.emplace_back(  6) ;      vdPar.emplace_back( 0) ;
+      vnDPar.emplace_back( 10) ;      vdPar.emplace_back( 1) ;
+      vnDPar.emplace_back( 11) ;      vdPar.emplace_back( 1) ;
+      vnDPar.emplace_back( 12) ;      vdPar.emplace_back( 1) ;
      nSPar = 0 ;                     sPar.clear() ;
      return true ;
   }
@@ -1671,22 +1676,38 @@ BtlGeom::AddFrontSlot( int nGroup, int nProc, int nSide, const string& sDes, int
      if ( ! bSave)
         pCut.Reset() ;
   }
-  // definisco la superficie della mortasa
+  // Facce della mortasa
+   Polygon3d plyFaceF ;
+   if ( ! CreatePolygonInBox( GetToGlob( Point3d( 0, 0, -dMortD), frMort), frMort.VersZ(), BTL_SIDE_NONE, plyFaceF))
+      return false ;
+   Polygon3d plyFace1 ;
+   if ( ! CreatePolygonInBox( GetToGlob( Point3d( -dMortHW, 0, 0), frMort), frMort.VersX(), BTL_SIDE_NONE, plyFace1))
+      return false ;
+   Polygon3d plyFace2 ;
+   if ( ! CreatePolygonInBox( GetToGlob( Point3d( 0, -dMortHL, 0), frMort), frMort.VersY(), BTL_SIDE_NONE, plyFace2))
+      return false ;
+   Polygon3d plyFace3 ;
+   if ( ! CreatePolygonInBox( GetToGlob( Point3d( dMortHW, 0, 0), frMort), -frMort.VersX(), BTL_SIDE_NONE, plyFace3))
+      return false ;
+   Polygon3d plyFace4 ;
+   if ( ! CreatePolygonInBox( GetToGlob( Point3d( 0, dMortHL, 0), frMort), -frMort.VersY(), BTL_SIDE_NONE, plyFace4))
+      return false ;
+  // trimmo tra loro le facce
+   POLYGVECTOR vPolyg{ plyFaceF, plyFace1, plyFace2, plyFace3, plyFace4} ; 
+   INTMATRIX vAdjac{ { 1, 2, 3, 4}, { 0, 2, 4}, { 0, 1, 3}, { 0, 2, 4}, { 0, 1, 3}} ;
+   if ( ! TrimConcaveFaces( vPolyg, vAdjac))
+      return false ;
+  // creo la trimesh dalle facce
   PtrOwner<ISurfTriMesh> pStm( CreateSurfTriMesh()) ;
-  // creo la superficie trimesh laterale della mortasa (un poco più lunga in alto, per evitare problemi con solidi)
-   if ( IsNull( pStm)  || ! pStm->CreateByExtrusion( PL, - frMort.VersZ() * ( dMortD + ( IsNull( pCut) ? 100 * EPS_SMALL : 0))))
+   if ( IsNull( pStm))
      return false ;
-   if ( IsNull( pCut))
-      pStm->Translate( frMort.VersZ() * 100 * EPS_SMALL) ;
-  // creo la superficie trimesh di fondo della mortasa
-   PtrOwner<ISurfTriMesh> pStmCap( CreateSurfTriMesh()) ;
-   if ( IsNull( pStmCap)  || ! pStmCap->CreateByFlatContour( PL))
-      return false ;
-   pStmCap->Translate( - frMort.VersZ() * dMortD) ;
-   pStm->DoSewing( *pStmCap) ;
-  // eseguo trim con le facce della trave
-   TrimSurfTmWithBox( pStm) ;
+   for ( int i = 0 ; i < int( vPolyg.size()) ; ++ i)
+      DoSewing( pStm, vPolyg[i]) ;
   pStm->DoCompacting( STM_COMPACT_APPROX) ;
+  // la limito con il piano di taglio (un poco più alto, per evitare problemi con solidi)
+   Plane3d plCut ;
+   plCut.Set( GetToGlob( Point3d( 0, 0, 100 * EPS_SMALL), frMort), frMort.VersZ()) ;
+   pStm->Cut( plCut, false) ;
  // inserisco la superficie trimesh della mortasa nel DB geometrico
   int nId = m_pGDB->AddGeoObj( GDB_ID_NULL, m_nProcsId, Release( pStm)) ;
   if ( nId == GDB_ID_NULL)
@@ -2094,7 +2115,14 @@ BtlGeom::AddLapJoint( int nGroup, int nProc, int nSide, const string& sDes, int
   double dChAng = Clamp( vdPar[11], 0., 89.) ;                // P13
   double dWidth = ( ( vdPar[12] > EPS_SMALL) ? vdPar[12] : GetSideWidth( nSide) - dStartY) ;     // P14
   Point3d ptP( dStartX, dStartY, dStartZ) ;
-  // verifiche dei dati
+  // verifiche dei dati (il primo è una correzione di un errore di Dietrich's)
+   if ( nFlag < 0  ||  nFlag >= 63) {
+     // messaggio di warning in log
+      string sOut = "  Warning : All Faces Open On Process (" + ToString( nGroup) + "-" + ToString( nProc, 3) + "-" + ToString( nSide) +
+                     ") on line " + ToString( m_nBtlLine) ;
+      LOG_WARN( GetEExLogger(), sOut.c_str())
+      nFlag = 0 ;
+   }
   if ( dDepth < 10 * EPS_SMALL  &&  abs( dSlope) < EPS_ANG_SMALL  &&  abs( dInclination - ANG_RIGHT) < EPS_ANG_SMALL)
      dDepth = GetSideHeight( nSide) ;
  // faccia di inizio
@@ -6890,10 +6918,14 @@ BtlGeom::AddVariant( int nGroup, int nProc, int nSide, const string& sDes, int n
                     const INTVECTOR& vnDPar, const DBLVECTOR& vdPar, const STRVECTOR& vsUAtt)
 {
  // verifica dei parametri
-   if ( vdPar.size() < 2)
+   if ( vdPar.size() < 7)
      return false ;
  // assegnazione parametri
-   Vector3d vtMove( vdPar[0], vdPar[1], 0) ;                // P01, P02
+   Vector3d vtMove( vdPar[0], vdPar[1], -vdPar[2]) ;        // P01, P02, P03
+   double dAngRot = Clamp( vdPar[3], -180.0, 180.0) ;       // P06
+   double dXScale = Clamp( vdPar[4], 0.01, 100.0) ;         // P10
+   double dYScale = Clamp( vdPar[5], 0.01, 100.0) ;         // P11
+   double dZScale = Clamp( vdPar[6], 0.01, 100.0) ;         // P12
  // recupero il codice identificativo
   int nCode = 0 ;
   FromString( sDes, nCode) ;
@@ -6911,6 +6943,20 @@ BtlGeom::AddVariant( int nGroup, int nProc, int nSide, const string& sDes, int n
         while ( nEnt != GDB_ID_NULL) {
           // recupero il successivo
            int nNextEnt = m_pGDB->GetNext( nEnt) ;
+           // eventuale scalatura
+            if ( abs( dXScale - 1) > EPS_ZERO  ||  abs( dYScale - 1) > EPS_ZERO  ||  abs( dZScale -1) > EPS_ZERO)
+               m_pGDB->Scale( nEnt, Frame3d(), dXScale, dYScale, dZScale) ;
+           // eventuale rotazione
+            if ( abs( dAngRot) > EPS_ANG_ZERO)
+               m_pGDB->Rotate( nEnt, ORIG, Z_AX, dAngRot) ;
+           // eventuale aggiustamento dell'orientamento
+            if ( abs( vtMove.z) > EPS_SMALL  &&  nGroup != 0) {
+               m_pGDB->Rotate( nEnt, ORIG, X_AX, ANG_RIGHT) ;
+               if ( nGroup == 4)
+                  m_pGDB->Rotate( nEnt, ORIG, Z_AX, -ANG_RIGHT) ;
+               else
+                  m_pGDB->Rotate( nEnt, ORIG, Z_AX, ANG_RIGHT) ;
+            }
           // aggiusto la posizione
            m_pGDB->TranslateGlob( nEnt, vtMove) ;
            m_pGDB->Relocate( nEnt, m_nProcsId) ;
@@ -7377,8 +7423,8 @@ BtlGeom::CreateFreeContours( void)
         pCrvCompo2->ToGlob( GetSideFrame( nSide)) ;
        // ricavo le spezzate che li approssima
         PolyLine PL, PL2 ;
-         if ( ! pCrvCompo->ApproxWithLines( CRV_LIN_APPROX, CRV_ANG_APPROX_DEG, ICurve::APL_SPECIAL, PL)  ||
-              ! pCrvCompo2->ApproxWithLines( CRV_LIN_APPROX, CRV_ANG_APPROX_DEG, ICurve::APL_SPECIAL, PL2))
+         if ( ! pCrvCompo->ApproxWithLines( CRV_LIN_FINE_APPROX, CRV_ANG_APPROX_DEG, ICurve::APL_SPECIAL, PL)  ||
+              ! pCrvCompo2->ApproxWithLines( CRV_LIN_FINE_APPROX, CRV_ANG_APPROX_DEG, ICurve::APL_SPECIAL, PL2))
            continue ;
        // verifico se le due curve sono una la traslata dell'altra e ne setto l'estrusione di conseguenza
         double dS1, dE1 ; pCrvCompo->GetDomain( dS1, dE1) ;
@@ -101,7 +101,7 @@
      <WarningLevel>Level3</WarningLevel>
      <Optimization>Disabled</Optimization>
      <PreprocessorDefinitions>WIN32;I_AM_EEX;_DEBUG;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <OpenMPSupport>true</OpenMPSupport>
+      <OpenMPSupport>false</OpenMPSupport>
      <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
      <AdditionalIncludeDirectories>%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
      <LanguageStandard>stdcpp17</LanguageStandard>
@@ -318,13 +318,11 @@ copy $(TargetPath) \EgtProg\Dll64</Command>
    <ClInclude Include="DxfColors.h" />
    <ClInclude Include="DxfConst.h" />
    <ClInclude Include="ExcExecutor.h" />
-    <ClInclude Include="Export3dm.h" />
    <ClInclude Include="Export3MF.h" />
    <ClInclude Include="ExportDxf.h" />
    <ClInclude Include="ExportStl.h" />
    <ClInclude Include="ExportSvg.h" />
    <ClInclude Include="ExportThreeJS.h" />
-    <ClInclude Include="Import3dm.h" />
    <ClInclude Include="Import3MF.h" />
    <ClInclude Include="ImportBtl.h" />
    <ClInclude Include="BtlGeomCoStru.h" />
@@ -357,13 +355,11 @@ copy $(TargetPath) \EgtProg\Dll64</Command>
      </PrecompiledHeader>
    </ClCompile>
    <ClCompile Include="ExcExecutor.cpp" />
-    <ClCompile Include="Export3dm.cpp" />
    <ClCompile Include="Export3MF.cpp" />
    <ClCompile Include="ExportDxf.cpp" />
    <ClCompile Include="ExportStl.cpp" />
    <ClCompile Include="ExportSvg.cpp" />
    <ClCompile Include="ExportThreeJS.cpp" />
-    <ClCompile Include="Import3dm.cpp" />
    <ClCompile Include="Import3MF.cpp" />
    <ClCompile Include="ImportBtl.cpp" />
    <ClCompile Include="BtlGeom.cpp" />
@@ -375,12 +375,6 @@
    <ClInclude Include="..\Include\SELkKeyProc.h">
      <Filter>File di intestazione\Include</Filter>
    </ClInclude>
-    <ClInclude Include="Import3dm.h">
-      <Filter>File di intestazione</Filter>
-    </ClInclude>
-    <ClInclude Include="Export3dm.h">
-      <Filter>File di intestazione</Filter>
-    </ClInclude>
  </ItemGroup>
  <ItemGroup>
    <ClCompile Include="stdafx.cpp">
@@ -461,12 +455,6 @@
    <ClCompile Include="ExportThreeJS.cpp">
      <Filter>File di origine</Filter>
    </ClCompile>
-    <ClCompile Include="Import3dm.cpp">
-      <Filter>File di origine</Filter>
-    </ClCompile>
-    <ClCompile Include="Export3dm.cpp">
-      <Filter>File di origine</Filter>
-    </ClCompile>
  </ItemGroup>
  <ItemGroup>
    <ResourceCompile Include="EgtExchange.rc">
@@ -22,7 +22,6 @@
 #include "/EgtDev/Include/EExImportCnc.h"
 #include "/EgtDev/Include/EExImportDxf.h"
 #include "/EgtDev/Include/EExImportStl.h"
-#include "/EgtDev/Include/EExImport3dm.h"

 using namespace std ;

@@ -49,6 +49,7 @@ bool
 Export3MF::SetOptions( int nFilter)
 {
   m_nFilter = nFilter ;
+   CalcGroupFilter() ;
   return true ;
 }

@@ -124,31 +125,32 @@ Export3MF::Export( IGeomDB* pGDB, int nId, const string& sFile)
 bool
 Export3MF::ExportObject( const IGdbIterator& iIter)
 {
-   switch ( iIter.GetGdbType()) {
-   case GDB_TY_GEO :
-      {
-        // recupero l'oggetto geometrico
-         const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
-         if ( pGeoObj == nullptr)
-            return true ;
-        // se non è una superficie esco
-         if ( pGeoObj->GetType() != SRF_TRIMESH  &&  pGeoObj->GetType() != SRF_FLATRGN)
-            return true ;
-        // recupero il riferimento globale dell'oggetto
-         Frame3d frFrame ;
-         if ( ! iIter.GetGlobFrame( frFrame))
-            return false ;
-        // recupero il livello dell'oggetto
-         int nLev = GDB_LV_USER ;
-         iIter.GetCalcLevel( nLev) ;
-        // recupero il modo dell'oggetto
-         int nMode = GDB_MD_STD ;
-         iIter.GetCalcMode( nMode) ;
-        // recupero lo stato dell'oggetto
-         int nStat = GDB_ST_ON ;
-         iIter.GetCalcStatus( nStat) ;
-        // se il filtro lo abilita 
-         if ( TestFilter( nLev, nMode, nStat)) {
+  // recupero il livello dell'oggetto
+   int nLev = GDB_LV_USER ;
+   iIter.GetCalcLevel( nLev) ;
+  // recupero il modo dell'oggetto
+   int nMode = GDB_MD_STD ;
+   iIter.GetCalcMode( nMode) ;
+  // recupero lo stato dell'oggetto
+   int nStat = GDB_ST_ON ;
+   iIter.GetCalcStatus( nStat) ;
+   int nType = iIter.GetGdbType() ;
+  // se il filtro lo abilita
+   if ( TestFilter( nLev, nMode, nStat, nType == GDB_TY_GROUP)) {
+      switch ( iIter.GetGdbType()) {
+      case GDB_TY_GEO :
+         {
+           // recupero l'oggetto geometrico
+            const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
+            if ( pGeoObj == nullptr)
+               return true ;
+           // se non è una superficie esco
+            if ( pGeoObj->GetType() != SRF_TRIMESH  &&  pGeoObj->GetType() != SRF_FLATRGN)
+               return true ;
+           // recupero il riferimento globale dell'oggetto
+            Frame3d frFrame ;
+            if ( ! iIter.GetGlobFrame( frFrame))
+               return false ;
           // recupero eventuale nome
            string sName ;
            if ( ! iIter.GetName( sName))
@@ -156,7 +158,7 @@ Export3MF::ExportObject( const IGdbIterator& iIter)
           // recupero il colore
            Color cCol ;
            bool bCol = GetColor( cCol, iIter.GetGDB(), iIter.GetId()) ;
-           // recupero le proprietà
+           // recupero le proprietà
            STRVECTOR vInfo ;
            iIter.GetAllInfo( vInfo) ;
           // emetto l'oggetto
@@ -172,37 +174,69 @@ Export3MF::ExportObject( const IGdbIterator& iIter)
            default :
               break ;
            }
-         }
-      } 
-      return true ;
-   case GDB_TY_GROUP :
-     // esploro il gruppo
-      return ScanGroup( iIter) ;
-   default :
-      return false ;
+         } 
+         return true ;
+      case GDB_TY_GROUP :
+        // esploro il gruppo
+         return ScanGroup( iIter) ;
+      default :
+         return false ;
+      }
   }
+   return true ;
 }

 //----------------------------------------------------------------------------
 bool
-Export3MF::TestFilter( int nLev, int nMode, int nStat)
+Export3MF::TestFilter( int nLev, int nMode, int nStat, bool bGroup)
 {
-   if ( ( nLev == GDB_LV_USER  &&  ( m_nFilter & EEXFLT_LEVUSER) == 0)  ||
-      ( nLev == GDB_LV_SYSTEM  &&  ( m_nFilter & EEXFLT_LEVSYSTEM) == 0)  ||
-      ( nLev == GDB_LV_TEMP  &&  ( m_nFilter & EEXFLT_LEVTEMP) == 0))
+   int nFilter = bGroup ? m_nGroupFilter : m_nFilter ;
+   if ( ( nLev == GDB_LV_USER  &&  ( nFilter & EEXFLT_LEVUSER) == 0)  ||
+        ( nLev == GDB_LV_SYSTEM  &&  ( nFilter & EEXFLT_LEVSYSTEM) == 0)  ||
+        ( nLev == GDB_LV_TEMP  &&  ( nFilter & EEXFLT_LEVTEMP) == 0))
      return false ;
-   if ( ( nMode == GDB_MD_STD  &&  ( m_nFilter & EEXFLT_MODESTD) == 0)  ||
-      ( nMode == GDB_MD_LOCKED  &&  ( m_nFilter & EEXFLT_MODELOCKED) == 0)  ||
-      ( nMode == GDB_MD_HIDDEN  &&  ( m_nFilter & EEXFLT_MODEHIDDEN) == 0))
+   if ( ( nMode == GDB_MD_STD  &&  ( nFilter & EEXFLT_MODESTD) == 0)  ||
+        ( nMode == GDB_MD_LOCKED  &&  ( nFilter & EEXFLT_MODELOCKED) == 0)  ||
+        ( nMode == GDB_MD_HIDDEN  &&  ( nFilter & EEXFLT_MODEHIDDEN) == 0))
      return false ;
-   if ( ( nStat == GDB_ST_OFF  &&  ( m_nFilter & EEXFLT_STAOFF) == 0)  ||
-      ( nStat == GDB_ST_ON  &&  ( m_nFilter & EEXFLT_STAON) == 0)  ||
-      ( nStat == GDB_ST_SEL  &&  ( m_nFilter & EEXFLT_STASEL) == 0))
+   if ( ( nStat == GDB_ST_OFF  &&  ( nFilter & EEXFLT_STAOFF) == 0)  ||
+        ( nStat == GDB_ST_ON  &&  ( nFilter & EEXFLT_STAON) == 0)  ||
+        ( nStat == GDB_ST_SEL  &&  ( nFilter & EEXFLT_STASEL) == 0))
      return false ;

   return true ;
 }

+//----------------------------------------------------------------------------
+bool
+Export3MF::CalcGroupFilter( void)
+{
+   m_nGroupFilter = 0 ;
+  // Status
+   if ( ( m_nFilter & EEXFLT_STASEL) != 0) 
+      m_nGroupFilter += EEXFLT_STASEL + EEXFLT_STAOFF + EEXFLT_STAON ;
+   else if ( ( m_nFilter & EEXFLT_STAOFF) != 0)
+      m_nGroupFilter += EEXFLT_STAOFF + EEXFLT_STAON ;
+   else
+      m_nGroupFilter += EEXFLT_STAON ;
+  // Mode
+   if ( ( m_nFilter & EEXFLT_MODELOCKED) != 0)
+      m_nGroupFilter += EEXFLT_MODELOCKED + EEXFLT_MODEHIDDEN + EEXFLT_MODESTD ;
+   else if ( ( m_nFilter & EEXFLT_MODEHIDDEN) != 0)
+      m_nGroupFilter += EEXFLT_MODEHIDDEN + EEXFLT_MODESTD ;
+   else
+      m_nGroupFilter += EEXFLT_MODESTD ;
+  // Level
+   if ( ( m_nFilter & EEXFLT_LEVSYSTEM) != 0)
+      m_nGroupFilter += EEXFLT_LEVSYSTEM + EEXFLT_LEVTEMP + EEXFLT_LEVUSER ;
+   else if ( ( m_nFilter & EEXFLT_LEVTEMP) != 0)
+      m_nGroupFilter += EEXFLT_LEVTEMP + EEXFLT_LEVUSER ;
+   else
+      m_nGroupFilter += EEXFLT_LEVUSER ;
+
+   return true ;
+}
+
 //----------------------------------------------------------------------------
 bool
 Export3MF::ExportSFR( const string& sName, const IGeoObj* pGeoObj, const Frame3d& frFrame, const Color* pCol, const STRVECTOR& vInfo)
@@ -241,7 +275,7 @@ Export3MF::ExportSTM( const string& sName, const IGeoObj* pGeoObj, const Frame3d
   int k = 0 ;
   for ( int i = 0 ; i < pSTM->GetTriangleSize() ; i++) {
      int nIdVert[3] ;
-     // se il triangolo non è valido passo al successivo
+     // se il triangolo non è valido passo al successivo
      if ( ! pSTM->GetTriangle( i, nIdVert))
         continue ;
     // assegno gli indici dei vertici
@@ -325,7 +359,7 @@ Export3MF::ColorHandler3MF( const Color* pCol)
  // converto il colore nel formato usato da 3MF
   Lib3MF_uint8 nAlpha = ( int)( pCol->GetIntAlpha() * 2.55 + 0.5) ;
   sColor cCol3mf = m_wrapper->RGBAToColor( pCol->GetIntRed(), pCol->GetIntGreen(), pCol->GetIntBlue(), nAlpha) ;
-  // verifico se il colore è già presente nel colorgroup
+  // verifico se il colore � gi� presente nel colorgroup
   UINTVECTOR vColorIdx ;
   pColorGrp->GetAllPropertyIDs( vColorIdx) ; 
   for ( Lib3MF_uint32 i : vColorIdx) {
@@ -27,12 +27,15 @@ class Export3MF : public IExport3MF
      virtual bool Export( IGeomDB* pGDB, int nId, const std::string& sFile) ;
   
   public :
-      Export3MF( void) : m_nFilter( EEXFLT_DEFAULT) {}
+      Export3MF( void) : m_nFilter( EEXFLT_DEFAULT) {
+         CalcGroupFilter() ;
+      }
   
   private :
      bool ExportObject( const IGdbIterator& iIter) ;
-      bool ScanGroup( const IGdbIterator& iIter) ;  
-      bool TestFilter( int nLev, int nMode, int nStat) ;
+      bool ScanGroup( const IGdbIterator& iIter) ;
+      bool TestFilter( int nLev, int nMode, int nStat, bool bGroup) ;
+      bool CalcGroupFilter( void) ;
      bool ExportSFR( const std::string& sName, const IGeoObj* pGeoObj, const Frame3d& frFrame, const Color* pCol, 
                      const STRVECTOR& vInfo) ;
      bool ExportSTM( const std::string& sName, const IGeoObj* pGeoObj, const Frame3d& frFrame, const Color* pCol, 
@@ -41,7 +44,8 @@ class Export3MF : public IExport3MF
      bool GetColor( Color& pCol, const IGeomDB * pGBD, const int& nId) ;
   
   private :
-      int                 m_nFilter ;          // filtro su livello, modo e stato
+      int                 m_nFilter ;          // filtro su livello, modo e stato, se l'oggetto da valutare � un oggetto geometrico
+      int                 m_nGroupFilter ;     // filtro su livello, modo e stato, se l'oggetto da valutare � un gruppo
      Lib3MF::PWrapper    m_wrapper ;          // lib3mf wrapper
      Lib3MF::PModel      m_model ;            // lib3mf model
 } ;
@@ -1,732 +0,0 @@
-//----------------------------------------------------------------------------
-//  EgalTech 2023
-//----------------------------------------------------------------------------
-// File : Export3dm.cpp       Data : 21.09.23         Versione :
-// Contenuto : Implementazione della classe per l'esportazione in formato 3dm.
-//
-//
-//
-// Modifiche : 21.09.23 DB Creazione modulo.
-//
-//
-//----------------------------------------------------------------------------
-
-//--------------------------- Include ----------------------------------------
-#include "stdafx.h"
-#include "Export3dm.h"
-#include "DllMain.h"
-#include "/EgtDev/Include/EExDllMain.h"
-#include "/EgtDev/Include/EGkGeomDB.h"
-#include "/EgtDev/Include/EGkSurfFlatRegion.h"
-#include "/EgtDev/Include/EGkSurfTriMesh.h"
-#include "/EgtDev/Include/EGkSurfBezier.h"
-#include "/EgtDev/Include/EGkCurveLine.h"
-#include "/EgtDev/Include/EGkCurveArc.h"
-#include "/EgtDev/Include/EGkCurveBezier.h"
-#include "/EgtDev/Include/EGkCurveComposite.h"
-#include "/EgtDev/Include/EGkGdbIterator.h"
-#include "/EgtDev/Include/EGkGeoObjType.h"
-#include "/EgtDev/Include/EGkGeoPoint3d.h"
-#include "/EgtDev/Include/EGnStringUtils.h"
-#include "/EgtDev/Include/SELkKeyProc.h"
-#include "/EgtDev/Include/EgtKeyCodes.h"
-#include "/EgtDev/Include/EgtStringConverter.h"
-#include "/EgtDev/Include/EgtPointerOwner.h"
-#include "/EgtDev/Include/EGnStringUtils.h"
-#include "/EgtDev/Extern/opennurbs/Include/opennurbs.h"
-#include <fstream>
-#include <map>
-
-
-using namespace std ;
-//N.B.:
-// se si vuole richiamare qualche variabile di default definita in una classe come statica e a cui viene assegnato un valore
-// nel file opennurbs_statics.cpp bisogna richiamarla in questo elenco per evitare problemi di compilazione ( errore di LINK)
-
-//----------------------------------------------------------------------------
-IExport3dm*
-CreateExport3dm( void)
-{
-  // verifico la chiave e le opzioni
-   if ( ! VerifyKey( KEYOPT_EEX_EXPBASE))
-      return nullptr ;
-  // creo l'oggetto
-   return static_cast<IExport3dm*> ( new( nothrow) Export3dm) ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::SetOptions( int nFilter)
-{
-   m_nFilter = nFilter ;
-   CalcGroupFilter() ;
-   return true ;
-}
-
-//----------------------------------------------------------------------------
-static void 
-Internal_SetExampleModelProperties( ONX_Model& model, const char* source_file_name)
-{
-   const bool bHaveFileName = ( nullptr != source_file_name && 0 != source_file_name[0]) ;
-   if ( ! bHaveFileName)
-      source_file_name = "" ;
-
-   model.m_sStartSectionComments = "This file was created using openNURBS to convert an .nge into .3dm" ;
-
-  // set application information
-   const ON_wString wide_source_file_name( source_file_name) ;
-
-   model.m_properties.m_Application.m_application_URL = L"http://www.opennurbs.org" ;
-
-  // set revision history information
-   model.m_properties.m_RevisionHistory.NewRevision() ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::Export( IGeomDB* pGDB, int nId, const string& sFile)
-{
-   Internal_SetExampleModelProperties( m_model, sFile.c_str()) ;
-   ON::Begin() ;
-  // verifico il DB geometrico
-   if ( pGDB == nullptr) {
-      LOG_ERROR( GetEExLogger(), "Export3dm : Error on GeomDB")
-         return false ;
-   }
-
-  // verifico l'Id dell'oggetto da esportare
-   if ( ! pGDB->ExistsObj( nId)) {
-      LOG_ERROR( GetEExLogger(), "Export3dm : Error on Id")
-         return false ;
-   }
-
-  //// file settings ( units, tolerances, views, ...)
-  //// OPTIONAL - change values from defaults
-   m_model.m_settings.m_ModelUnitsAndTolerances.m_unit_system = ON::LengthUnitSystem::Millimeters ;
-   m_model.m_settings.m_ModelUnitsAndTolerances.m_absolute_tolerance = 0.01 ;
-   m_model.m_settings.m_ModelUnitsAndTolerances.m_angle_tolerance = ON_PI/180.0 ;// radians
-   m_model.m_settings.m_ModelUnitsAndTolerances.m_relative_tolerance = 0.01 ;// 1%
-   m_model.m_settings.m_current_material_source = ON::object_material_source::material_from_object ;
-   m_model.m_settings.m_RenderSettings.m_bFlatShade = true ;
-
-  // creo un iteratore
-   PtrOwner<IGdbIterator> pIter( CreateGdbIterator( pGDB)) ;
-   if ( IsNull( pIter))
-      return false ;
-   pIter->GoTo( nId) ;
-  // esporto l'oggetto e i suoi eventuali figli
-   bool bOk = ExportObject( *pIter, 0) ;
-
-  // stampo il file
-   int version = 7 ;
-  // errors printed to stdout
-   ON_TextLog error_log ;
-  // writes model to archive
-   bOk = bOk  &&  m_model.Write( ConvertString( sFile).c_str(), version, &error_log) ;
-
-   ON::End() ;
-
-   return bOk ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::ExportObject( const IGdbIterator& iIter, const int& nLayer)
-{ 
-   // recupero il livello dell'oggetto
-   int nLev = GDB_LV_USER ;
-   iIter.GetCalcLevel( nLev) ;
-  // recupero il modo dell'oggetto
-   int nMode = GDB_MD_STD ;
-   iIter.GetCalcMode( nMode) ;
-  // recupero lo stato dell'oggetto
-   int nStat = GDB_ST_ON ;
-   iIter.GetCalcStatus( nStat) ;
-   int nType = iIter.GetGdbType() ;
-  // se il filtro lo abilita 
-   if ( TestFilter( nLev, nMode, nStat, nType == GDB_TY_GROUP)) {
-      switch ( nType) {
-      case GDB_TY_GEO :
-      {
-        // recupero il riferimento globale dell'oggetto
-         Frame3d frFrame ;
-         if ( ! iIter.GetGlobFrame( frFrame))
-            return false ;
-        //recupero il colore dell'oggetto
-         Color cCol ;
-         iIter.GetCalcMaterial( cCol) ;
-         // recupero eventuale nome
-         string sName ;
-         if ( ! iIter.GetName( sName))
-            sName = ToString( iIter.GetId()) ; 
-         // emetto l'oggetto
-         switch (  iIter.GetGeoType()) {
-         case GEO_PNT3D: {
-            if ( ! ExportPnt( sName, iIter, frFrame, cCol, nLayer))
-               return false ;
-            break ;
-         }
-         case SRF_BEZIER: {
-            if ( ! ExportSrfBz( sName, iIter, frFrame, cCol, nLayer))
-               return false ;
-            break ;
-         }
-         case SRF_FLATRGN :
-         case SRF_TRIMESH :
-            if ( ! ExportSTM( sName, iIter, frFrame, cCol, nLayer))
-               return false ;
-            break ;
-         case CRV_ARC : {
-            if ( ! ExportCrvArc( sName, iIter, frFrame, cCol, nLayer))
-               return false ;
-            break ;
-         }
-         case CRV_BEZIER : {
-            if ( ! ExportCrvBezier( sName, iIter, frFrame, cCol, nLayer))
-               return false ;
-            break ;
-         }
-         case CRV_COMPO : {
-            if ( ! ExportCrvCompo( sName, iIter, frFrame, cCol, nLayer))
-               return false ;
-            break ;
-         }
-         case CRV_LINE : { 
-            if ( ! ExportCrvLine( sName, iIter, frFrame, cCol, nLayer))
-               return false ;
-            break ;
-         }
-         default :
-            break ;
-         }
-      }
-      return true ;
-      case GDB_TY_GROUP: {
-         int nLayer = iIter.GetId() ;
-         if ( nLayer == 0) {
-            m_model.RemoveModelComponent( ON_ModelComponent::Type::Layer, m_model.LayerFromIndex( 0).ModelComponentId()) ;
-            return ScanGroup( iIter, nLayer) ;
-         }
-        // creo il layer e setto le proprietà
-         ON_Layer* layer = new ON_Layer() ;
-         std::string sLayName ;
-         iIter.GetName( sLayName) ;
-         if ( sLayName == "" ) {
-            sLayName = "Layer " + ToString( nLayer) ;
-         }
-         layer->SetName( ConvertString( sLayName).c_str()) ;
-         layer->SetIndex( nLayer) ;
-         ON_Color onCol( 0, 0, 0) ; // black
-         layer->SetColor( onCol) ;
-         layer->SetVisible( true) ;
-         layer->SetLocked( false) ;
-         int nParent = iIter.GetParentId() ;
-         if ( nParent != 0) {
-           // setto il parent
-            const ON_Layer* onParLay = ON_Layer::Cast( m_model.LayerFromIndex( m_mLayer[nParent]).ModelComponent()) ;
-            layer->SetParentLayerId( onParLay->Id()) ;
-         }
-        // copio le info
-         STRVECTOR vStrInfo, vStrInfo_split ;
-         iIter.GetAllInfo( vStrInfo) ;
-         for ( string sInfo : vStrInfo) {
-            Tokenize( sInfo, "=", vStrInfo_split) ;
-            layer->SetUserString( ConvertString( vStrInfo_split[0]).c_str(), ConvertString( vStrInfo_split[1]).c_str()) ;
-         }
-
-        // aggiungo il layer
-         ON_ModelComponentReference mcr = m_model.AddManagedModelComponent( layer) ;
-         int nIndex = mcr.ModelComponentIndex() ;
-         m_mLayer.insert( pair< int, int>( nLayer, nIndex)) ;
-
-        // esploro il gruppo
-         return ScanGroup( iIter, nIndex) ;
-      }
-      default :
-         return false ;
-      }
-   }
-   return true ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::AddObjectToModel( const IGdbIterator& iIter, ON_Object* onObject, const int& nLayer, const std::string& sName, const Color& cCol,
-                             ON_3dmObjectAttributes* pOnAttr)
-{
-   if ( pOnAttr == nullptr)
-      pOnAttr = new ON_3dmObjectAttributes() ;
-   pOnAttr->m_layer_index = nLayer ;
-   pOnAttr->m_name = ConvertString( sName).c_str() ;
-   pOnAttr->SetColorSource( ON::color_from_object) ;
-   //N.B. RHINO ha i valori di Alpha invertiti rispetto ai nostri, oltre che su una scala diversa! per loro 0 = opaco e 255 = trasparente
-   // per noi invece 0 = trasparente, 100 = opaco
-   ON_Color onCol( cCol.GetIntRed(), cCol.GetIntGreen(), cCol.GetIntBlue(), abs( int( cCol.GetIntAlpha() * 2.55) - 255)) ;
-   pOnAttr->m_color = onCol ;
-   // se è una mesh aggiungo il materiale
-   if ( const ON_Mesh* onMesh = ON_Mesh::Cast( onObject)) {
-      // aggiungo il materiale al modello se necessario
-      std::string sCol = ToString(cCol.GetIntRed()) + "," + ToString( cCol.GetIntGreen()) + "," + ToString( cCol.GetIntBlue()) ;
-      if ( m_mMaterial.find( sCol) == m_mMaterial.end()) {
-         ON_Material* onMat = new ON_Material ;
-         ON_Color onCAmb( 126, 126, 126) ; // gray126
-         onMat->m_reflection_glossiness = 0.0 ;
-         onMat->SetEmission( onCol) ;
-         onMat->SetDiffuse( onCol) ;
-         onMat->SetAmbient( onCAmb) ;
-         onMat->SetReflectivity( 0) ;
-         ON_ModelComponentReference mcr = m_model.AddManagedModelComponent( onMat) ;
-         int nIndex = mcr.ModelComponentIndex() ;
-         m_mMaterial.insert( pair< std::string, int>( sCol, nIndex)) ;
-         pOnAttr->SetMaterialSource( ON::object_material_source::material_from_object) ;
-         pOnAttr->m_material_index = nIndex ;
-      }
-      // sennò richiamo un materiale già definito
-      else {
-         pOnAttr->SetMaterialSource( ON::object_material_source::material_from_object) ;
-         pOnAttr->m_material_index = m_mMaterial[sCol] ;
-      }
-   }
-  // copio le info
-   STRVECTOR vStrInfo, vStrInfo_split ;
-   iIter.GetAllInfo(vStrInfo) ;
-   for ( string sInfo : vStrInfo) {
-      Tokenize( sInfo, "=", vStrInfo_split) ;
-      pOnAttr->SetUserString( ConvertString( vStrInfo_split[0]).c_str(), ConvertString( vStrInfo_split[1]).c_str()) ;
-   }
-  // aggiungo al modello
-   ON_ModelComponentReference mcr = m_model.AddManagedModelGeometryComponent( onObject, pOnAttr) ;
-   return ! mcr.IsEmpty() ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::AddInfoToObject( const IGdbIterator& iIter, ON_Object* onObject)
-{
-  // copio le info
-   STRVECTOR vStrInfo, vStrInfo_split ;
-   iIter.GetAllInfo( vStrInfo) ;
-   for ( string sInfo : vStrInfo) {
-      Tokenize( sInfo, "=", vStrInfo_split) ;
-      onObject->SetUserString( ConvertString( vStrInfo_split[0]).c_str(), ConvertString( vStrInfo_split[1]).c_str()) ;
-   }
-   return true ;
-}
-
-//----------------------------------------------------------------------------
-wstring
-Export3dm::ConvertString( const std::string& sName)
-{
-   wstring ws = wstring( sName.begin(), sName.end()) ;
-   return ws ;
-}
-
-//----------------------------------------------------------------------------
-ON_3dPoint
-Export3dm::ConvertPoint( const Point3d& pt)
-{
-   ON_3dPoint onPt( pt.x, pt.y, pt.z) ;
-   return onPt ;
-}
-
-//----------------------------------------------------------------------------
-ON_3dVector
-Export3dm::ConvertVector( const Vector3d& vt)
-{
-   ON_3dVector onVt( vt.x, vt.y, vt.z) ;
-   return onVt ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::TestFilter( int nLev, int nMode, int nStat, bool bGroup)
-{
-   int nFilter = bGroup ? m_nGroupFilter : m_nFilter ;
-   if ( ( nLev == GDB_LV_USER  &&  ( nFilter & EEXFLT_LEVUSER) == 0)  ||
-      ( nLev == GDB_LV_SYSTEM  &&  ( nFilter & EEXFLT_LEVSYSTEM) == 0)  ||
-      ( nLev == GDB_LV_TEMP  &&  ( nFilter & EEXFLT_LEVTEMP) == 0))
-      return false ;
-   if ( ( nMode == GDB_MD_STD  &&  ( nFilter & EEXFLT_MODESTD) == 0)  ||
-      ( nMode == GDB_MD_LOCKED  &&  ( nFilter & EEXFLT_MODELOCKED) == 0)  ||
-      ( nMode == GDB_MD_HIDDEN  &&  ( nFilter & EEXFLT_MODEHIDDEN) == 0))
-      return false ;
-   if ( ( nStat == GDB_ST_OFF  &&  ( nFilter & EEXFLT_STAOFF) == 0)  ||
-      ( nStat == GDB_ST_ON  &&  ( nFilter & EEXFLT_STAON) == 0)  ||
-      ( nStat == GDB_ST_SEL  &&  ( nFilter & EEXFLT_STASEL) == 0))
-      return false ;
-
-   return true ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::CalcGroupFilter( void)
-{
-   m_nGroupFilter = 0 ;
-  // Status
-   if ( ( m_nFilter & EEXFLT_STASEL) != 0) 
-      m_nGroupFilter += EEXFLT_STASEL + EEXFLT_STAOFF + EEXFLT_STAON ;
-   else if ( ( m_nFilter & EEXFLT_STAOFF) != 0)
-      m_nGroupFilter += EEXFLT_STAOFF + EEXFLT_STAON ;
-   else
-      m_nGroupFilter += EEXFLT_STAON ;
-  // Mode
-   if ( ( m_nFilter & EEXFLT_MODELOCKED) != 0)
-      m_nGroupFilter += EEXFLT_MODELOCKED + EEXFLT_MODEHIDDEN + EEXFLT_MODESTD ;
-   else if ( ( m_nFilter & EEXFLT_MODEHIDDEN) != 0)
-      m_nGroupFilter += EEXFLT_MODEHIDDEN + EEXFLT_MODESTD ;
-   else
-      m_nGroupFilter += EEXFLT_MODESTD ;
-  // Level
-   if ( ( m_nFilter & EEXFLT_LEVSYSTEM) != 0)
-      m_nGroupFilter += EEXFLT_LEVSYSTEM + EEXFLT_LEVTEMP + EEXFLT_LEVUSER ;
-   else if ( ( m_nFilter & EEXFLT_LEVTEMP) != 0)
-      m_nGroupFilter += EEXFLT_LEVTEMP + EEXFLT_LEVUSER ;
-   else
-      m_nGroupFilter += EEXFLT_LEVUSER ;
-
-   return true ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::ExportPnt(const string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer)
-{
-  // recupero l'oggetto geometrico
-   const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
-   if ( pGeoObj == nullptr)
-      return false ;
-  // verifico oggetto
-   PtrOwner<IGeoPoint3d> pGeoPnt( GetGeoPoint3d( pGeoObj->Clone())) ;
-   if ( IsNull( pGeoPnt))
-      return false ;
-  // lo porto nel riferimento globale
-   pGeoPnt->ToGlob( frFrame) ;
-   Point3d pt = pGeoPnt->GetPoint() ;
-   ON_Point* onPt = new ON_Point( ConvertPoint( pt)) ;
-  // aggiungo l'oggetto al modello
-   return AddObjectToModel( iIter, onPt, nLayer, sName, cCol) ; ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::ExportSrfBz( const string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer)
-{ 
-
-  //MANCA DA IMPLEMENTARE IL TRIM DELLE SUPERFICI!!/////////////////////////////////////////////////////////////////////////////////////////////////////
-  // recupero l'oggetto geometrico
-   const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
-   if ( pGeoObj == nullptr)
-      return false ;
-  // verifico oggetto
-   PtrOwner<ISurfBezier> pSrfBz( GetSurfBezier( pGeoObj->Clone())) ;
-   if ( IsNull( pSrfBz))
-      return false ;
-  // lo porto nel riferimento globale
-   pSrfBz->ToGlob( frFrame) ;
-   bool bOk = true ;
-   int nDegU, nDegV, nSpanU, nSpanV ;
-   bool bRat = false ;
-   bool bTrimmed = false ;
-   pSrfBz->GetInfo( nDegU, nDegV, nSpanU, nSpanV, bRat, bTrimmed) ;
-   int nCPU = nDegU * nSpanU + 1 ;
-   int nCPV = nDegV * nSpanV + 1 ;
-   ON_NurbsSurface* onNurbsSurf = new ON_NurbsSurface( 3, bRat, nDegU + 1, nDegV + 1, nCPU, nCPV) ;
-   for ( int u = 0 ; u < nCPU ; ++u) {
-      for ( int v = 0 ; v < nCPV ; ++v) {
-         Point3d ptCV = pSrfBz->GetControlPoint( u, v, &bOk) ;
-         if ( ! bRat) {
-            onNurbsSurf->SetCV( u, v, ConvertPoint( ptCV)) ;
-         }
-         else {
-            double dW = pSrfBz->GetControlWeight( u, v, &bOk) ;
-            onNurbsSurf->SetCV( u, v, ConvertPoint( ptCV * dW)) ;
-            onNurbsSurf->SetWeight( u, v, dW) ;
-         }
-      }
-   }
-  // imposto il vettore dei nodi in U
-   int nKnotCountU = nDegU + nCPU - 1 ;
-   double dKnot = 0 ;
-  // per costruzione nKnotCount é un multiplo di nDegU
-   for ( int u = 0 ; u < int ( nKnotCountU / nDegU) ; ++u) {
-      for ( int p = 0 ; p < nDegU ; ++p)
-         onNurbsSurf->SetKnot( 0, u * nDegU + p, dKnot) ;
-      ++dKnot ;
-   }
-
-  // imposto il vettore dei nodi in V
-   int nKnotCountV = nDegV + nCPV - 1 ;
-   dKnot = 0 ;
-  // per costruzione nKnotCount é un multiplo di nDegU
-   for ( int v = 0 ; v < int ( nKnotCountV / nDegV) ; ++v) {
-      for ( int p = 0 ; p < nDegV ; ++p)
-         onNurbsSurf->SetKnot( 0, v * nDegV + p, dKnot) ;
-      ++dKnot ;
-   }
-  // aggiungo l'oggetto al modello
-   return AddObjectToModel( iIter, onNurbsSurf, nLayer, sName, cCol) ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::ExportSTM( const string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer)
-{
-  // recupero l'oggetto geometrico
-   const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
-   if ( pGeoObj == nullptr)
-      return false ;
-  // verifico oggetto
-   PtrOwner<ISurfTriMesh> pSrfTm ;
-   if ( pGeoObj->GetType() == SRF_TRIMESH)
-      pSrfTm.Set( GetSurfTriMesh( pGeoObj->Clone())) ;
-   else {
-      const ISurfFlatRegion* pSrfFr = GetSurfFlatRegion( pGeoObj) ;
-      const ISurfTriMesh* pSrfTm_ = pSrfFr->GetAuxSurf() ;
-      if ( pSrfTm_ == nullptr){
-         return false ;
-      }
-      pSrfTm.Set( pSrfTm_->Clone()) ;
-   }
-
-   if ( IsNull( pSrfTm))
-      return false ;
-
-  // lo porto nel frame globale
-   pSrfTm->ToGlob( frFrame) ;
-
-   int nVertices = pSrfTm->GetVertexCount() ;
-   int nTriangles = pSrfTm->GetTriangleCount() ;
-   ON_Mesh* onMesh = new ON_Mesh ;
-   for ( int v = 0 ; v < nVertices ; ++v) {
-      Point3d pt ; pSrfTm->GetVertex( v, pt) ;
-      onMesh->SetVertex( v, ConvertPoint( pt)) ;
-   }
-   for ( int t = 0 ; t < nTriangles ; ++t) {
-      int nIdVert[3] ; pSrfTm->GetTriangle( t, nIdVert) ;
-      onMesh->SetTriangle( t, nIdVert[0], nIdVert[1], nIdVert[2]) ;
-   }
-  // aggiungo l'oggetto al modello
-   return AddObjectToModel( iIter, onMesh, nLayer, sName, cCol) ;
-}
-
-//----------------------------------------------------------------------------
-ON_ArcCurve*
-Export3dm::ConvertCrvArc( const ICurveArc* pCrvArc)
-{
-   double dRad = pCrvArc->GetRadius() ;
-   Point3d ptCen ;
-   pCrvArc->GetCenterPoint( ptCen) ;
-   PtrOwner<ON_ArcCurve> onArcCrv( new ON_ArcCurve()) ;
-   if ( ! pCrvArc->IsACircle()) {
-      Vector3d vtZ = pCrvArc->GetNormVersor() ;
-      Vector3d vtX, vtY ;
-      vtX = pCrvArc->GetStartVersor() ;
-      vtY = vtZ ^ vtX ;
-      double dAngDeg = pCrvArc->GetAngCenter() ;
-      ON_Plane onPlane( ConvertPoint( ptCen), ConvertVector( vtX), ConvertVector( vtY)) ;
-      onArcCrv.Set( new ON_ArcCurve( ON_Arc( onPlane, dRad, dAngDeg * DEGTORAD))) ;
-   }
-   else
-      onArcCrv.Set( new ON_ArcCurve ( ON_Circle( ConvertPoint( ptCen), dRad))) ;
-   return Release( onArcCrv) ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::ExportCrvArc( const string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer)
-{
-  // recupero l'oggetto geometrico
-   const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
-   if ( pGeoObj == nullptr)
-      return false ;
-  // verifico oggetto
-   PtrOwner<ICurveArc> pCrvArc( GetCurveArc( pGeoObj->Clone())) ;
-   if ( IsNull( pCrvArc))
-      return false ;
-  // lo porto nel fram globale
-   pCrvArc->ToGlob( frFrame) ;
-   ON_ArcCurve* onArcCrv = ConvertCrvArc( pCrvArc) ;
-   if ( onArcCrv == nullptr)
-      return false ;
-  // aggiungo l'oggetto al modello
-   return AddObjectToModel( iIter, onArcCrv, nLayer, sName, cCol) ;
-}
-
-//----------------------------------------------------------------------------
-ON_NurbsCurve*
-Export3dm::ConvertCrvBezier( const ICurveBezier* pCrvBz)
-{
-  // creo l'oggetto da esportare
-   int nDeg = pCrvBz->GetDegree() ;
-   int nCV = nDeg + 1 ;
-   PtrOwner<ON_NurbsCurve> onNurbsCrv( new ON_NurbsCurve( 3, // dim
-                                                         pCrvBz->IsRational(), // bRat
-                                                         nDeg + 1, // order = deg + 1
-                                                         nCV)) ; // numero di CP
-  // imposto i punti di controllo con gli eventuali pesi
-   if ( ! pCrvBz->IsRational()) {
-      bool bOk = true ;
-      for ( int i = 0 ; i < nCV ; ++i) {
-         ON_3dPoint onPt = ConvertPoint( pCrvBz->GetControlPoint( i, &bOk)) ;
-         onNurbsCrv->SetCV( i, onPt) ;
-      }
-   }
-   else {
-      bool bOk = true ;
-      for ( int i = 0 ; i < nCV ; ++i) {
-         ON_3dPoint onPt = ConvertPoint( pCrvBz->GetControlPoint( i, &bOk)) ;
-         double dWeight = pCrvBz->GetControlWeight( i, &bOk) ;
-         onNurbsCrv->SetCV( i, onPt * dWeight) ;
-         onNurbsCrv->SetWeight( i, dWeight) ;
-      }
-   }
-  // imposto il vettore dei nodi
-   int nKnotCount = nDeg + nCV - 1 ;
-   double dKnot = 0 ;
-   for ( int u = 0 ; u < int ( nKnotCount / nDeg) ; ++u) {
-      for ( int p = 0 ; p < nDeg ; ++p)
-         onNurbsCrv->SetKnot( u * nDeg + p, dKnot) ;
-      ++dKnot ;
-   }
-
-   return Release( onNurbsCrv) ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::ExportCrvBezier( const string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer)
-{
-  // recupero l'oggetto geometrico
-   const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
-   if ( pGeoObj == nullptr)
-      return false ;
-  // verifico oggetto
-   PtrOwner<ICurveBezier> pCrvBz( GetCurveBezier( pGeoObj->Clone())) ;
-   if ( IsNull( pCrvBz))
-      return false ;
-  // lo porto nel riferimento globale
-   pCrvBz->ToGlob( frFrame) ;
-   ON_NurbsCurve* onNurbsCrv = ConvertCrvBezier( pCrvBz) ;
-   if ( onNurbsCrv == nullptr)
-      return false ;
-  // aggiungo l'oggetto al modello
-   return AddObjectToModel( iIter, onNurbsCrv, nLayer, sName, cCol) ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::ExportCrvCompo( const string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer)
-{
-  // recupero l'oggetto geometrico
-   const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
-   if ( pGeoObj == nullptr)
-      return false ;
-  // verifico oggetto
-   PtrOwner<ICurveComposite> pCrvCompo( GetCurveComposite( pGeoObj->Clone())) ;
-   if ( IsNull( pCrvCompo))
-      return false ;
-  // lo porto nel riferimento globale
-   pCrvCompo->ToGlob( frFrame) ;
-   ON_PolyCurve* onPolyCrv = new ON_PolyCurve ;
-   for ( const ICurve* pCrv = pCrvCompo->GetFirstCurve() ; pCrv != nullptr ; pCrv = pCrvCompo->GetNextCurve()) {
-      GeoObjType type = pCrv->GetType() ;
-      switch ( type) {
-      case CRV_LINE : {
-         PtrOwner<ICurveLine> pCrvL( GetCurveLine( pCrv->Clone())) ;
-         if ( IsNull( pCrvL)) {
-            delete onPolyCrv ;
-            return false ;
-         }
-         ON_LineCurve* onLine = ConvertCrvLine( pCrvL) ;
-         if ( onLine == nullptr) {
-            delete onPolyCrv ;
-            return false ;
-         }
-         onPolyCrv->Append( onLine) ;
-         break ;
-      }
-      case CRV_ARC : {
-         PtrOwner<ICurveArc> pCrvArc( GetCurveArc( pCrv->Clone())) ;
-         if ( IsNull( pCrvArc)) {
-            delete onPolyCrv ;
-            return false ;
-         }
-         ON_ArcCurve* onArcCrv = ConvertCrvArc( pCrvArc) ;
-         if ( onArcCrv == nullptr) {
-            delete onPolyCrv ;
-            return false ;
-         }
-         onPolyCrv->Append( onArcCrv) ;
-         break ;
-      }
-      case CRV_BEZIER : {
-         PtrOwner<ICurveBezier> pCrvBz( GetCurveBezier( pCrv->Clone())) ;
-         if ( IsNull( pCrvBz)) {
-            delete onPolyCrv ;
-            return false ;
-         }
-         ON_NurbsCurve* onNurbsCrv = ConvertCrvBezier( pCrvBz) ;
-         if ( onNurbsCrv == nullptr) {
-            delete onPolyCrv ;
-            return false ;
-         }
-         onPolyCrv->Append( onNurbsCrv) ;
-         break ;
-      }
-      default : break ;
-      }
-   }
-  // aggiungo l'oggetto al modello
-   return AddObjectToModel( iIter, onPolyCrv, nLayer, sName, cCol) ;
-}
-
-//----------------------------------------------------------------------------
-ON_LineCurve*
-Export3dm::ConvertCrvLine( const ICurveLine* pCrvL)
-{
-   Point3d ptStart, ptEnd ;
-   pCrvL->GetStartPoint( ptStart) ;
-   pCrvL->GetEndPoint( ptEnd) ;
-   PtrOwner<ON_LineCurve> onCrvLine( new ON_LineCurve( ON_Line( ConvertPoint( ptStart), ConvertPoint( ptEnd)))) ;
-   return Release( onCrvLine) ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::ExportCrvLine( const string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer)
-{
-  // recupero l'oggetto geometrico
-   const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
-   if ( pGeoObj == nullptr)
-      return false ;
-  // verifico oggetto
-   PtrOwner<ICurveLine> pCrvL( GetCurveLine( pGeoObj->Clone())) ;
-   if ( IsNull( pCrvL))
-      return false ;
-  // lo porto nel frame globale
-   pCrvL->ToGlob( frFrame) ;
-   ON_LineCurve* onCrvLine = ConvertCrvLine( pCrvL) ;
-  // aggiungo l'oggetto al modello
-   return AddObjectToModel( iIter, onCrvLine, nLayer, sName, cCol) ;
-}
-
-//----------------------------------------------------------------------------
-bool
-Export3dm::ScanGroup( const IGdbIterator& iIter, const int& nLayer)
-{
-  // creo un iteratore
-   PtrOwner<IGdbIterator> pIter( CreateGdbIterator( iIter.GetGDB())) ;
-   if ( IsNull( pIter))
-      return false ;
-  // scandisco il gruppo
-   bool bOk = true ;
-   for ( bool bNext = pIter->GoToFirstInGroup( iIter) ;
-      bNext ;
-      bNext = pIter->GoToNext()) {
-      if ( ! ExportObject( *pIter, nLayer))
-         bOk = false ;
-   }
-
-   return bOk ;
-}
@@ -1,79 +0,0 @@
-//----------------------------------------------------------------------------
-//  EgalTech 2023
-//----------------------------------------------------------------------------
-// File : Export3dm.cpp       Data : 21.09.23         Versione :
-// Contenuto : Dichiarazione della classe ExportStl.
-//
-//
-//
-// Modifiche : 21.09.23 DB Creazione modulo.
-//
-//
-//----------------------------------------------------------------------------
-
-#pragma once
-
-#define NOMINMAX
-
-#include "/EgtDev/Include/EExExport3dm.h"
-#include "/EgtDev/Include/EGnWriter.h"
-#include "/EgtDev/Extern/opennurbs/Include/opennurbs.h"
-#include <map>
-
-class IGdbIterator ;
-class IGeoObj ;
-class Frame3d ;
-class Point3d ;
-class ICurveBezier ;
-class ICurveArc ;
-class ICurveLine ;
-class ISurfFlatRegion ;
-class ON_3dPoint ;
-class ON_3dVector ;
-class ON_Object ;
-class ON_NurbsCurve ;
-class ON_ArcCurve ;
-class ON_LineCurve ;
-
-//----------------------------------------------------------------------------
-class Export3dm : public IExport3dm
-{
-   public :
-      virtual bool SetOptions( int nFilter) ;
-      virtual bool Export( IGeomDB* pGDB, int nId, const std::string& sFile) ;
-   
-   public :
-      Export3dm(void) : m_nFilter(EEXFLT_DEFAULT) {
-         CalcGroupFilter() ;
-      }
-   
-   private :
-      bool ExportObject( const IGdbIterator& iIter, const int& nLayer) ;
-      bool AddObjectToModel( const IGdbIterator& iIter, ON_Object* onObject, const int& nLayer, const std::string& sName, const Color& cCol,
-                             ON_3dmObjectAttributes* pOnAttr = nullptr) ;
-      bool AddInfoToObject( const IGdbIterator& iIter, ON_Object* onObject) ;
-      bool ScanGroup( const IGdbIterator& iIter, const int& nLayer) ;
-      bool TestFilter( int nLev, int nMode, int nStat, bool bGroup = false) ;
-      std::wstring ConvertString( const std::string& sName) ;
-      ON_3dPoint ConvertPoint( const Point3d& pt) ;
-      ON_3dVector ConvertVector( const Vector3d& vt) ;
-      ON_NurbsCurve* ConvertCrvBezier( const ICurveBezier* pCrvBz) ;
-      ON_ArcCurve* ConvertCrvArc( const ICurveArc* pCrvArc) ;
-      ON_LineCurve* ConvertCrvLine( const ICurveLine* pCrvL) ;
-      bool ExportPnt( const std::string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer) ;
-      bool ExportSrfBz( const std::string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer) ;
-      bool ExportSTM( const std::string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer) ;
-      bool ExportCrvArc( const std::string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer) ;
-      bool ExportCrvBezier( const std::string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer) ;
-      bool ExportCrvCompo( const std::string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer) ;
-      bool ExportCrvLine( const std::string& sName, const IGdbIterator& iIter, const Frame3d& frFrame, const Color& cCol, const int& nLayer) ;
-      bool CalcGroupFilter( void) ;
-   
-   private :
-      int      m_nFilter ;                         // filtro su livello, modo e stato, se l'oggeto da valutare è un oggetto geometrico
-      int      m_nGroupFilter ;                    // filtro su livello, modo e stato, se l'oggetto da valutare è un gruppo
-      Writer   m_Writer ;                          // scrittore di file di testo
-      ONX_Model m_model ;                          // modello opennurbs
-      std::map<int,int> m_mLayer ;                 // mappa dei layer  <indice layer nge, indice del componente layer nel modello 3dm>
-      std::map<std::string,int> m_mMaterial ;      // mappa dei materiali  <stringa del colore ( R,G,B), indice del componente material nel modello 3dm>
-} ;
@@ -57,6 +57,7 @@ bool
 ExportDxf::SetOptions( int nFilter, int nFlag)
 {
   m_nFilter = nFilter ;
+   CalcGroupFilter() ;
   m_bCompoundLayer = (( nFlag & EEXFLAG_COMP_LAYER) != 0) ;
   m_bColorByLayer = (( nFlag & EEXFLAG_COL_BY_LAYER) != 0) ;
   m_bAdvancedNames = (( nFlag & EEXFLAG_ADV_NAMES) != 0) ;
@@ -100,7 +101,7 @@ ExportDxf::Export( IGeomDB* pGDB, int nId, const string& sFile)
   if ( ! ExportBlocks( pGDB, nId))
      bOk = false ;

-  // scrivo la sezione entità
+  // scrivo la sezione entit�
   if ( ! ExportEntities( pGDB, nId))
      bOk = false ;

@@ -602,7 +603,7 @@ ExportDxf::WriteLayersTable( IGeomDB* pGDB, int nId)
 bool
 ExportDxf::FindLayers( const IGdbIterator& iIter, const string& sLay, LAYDATVECTOR& vLayDat)
 {
-  // se non è un gruppo, esco subito
+  // se non � un gruppo, esco subito
   if ( iIter.GetGdbType() != GDB_TY_GROUP)
      return true ;

@@ -616,7 +617,7 @@ ExportDxf::FindLayers( const IGdbIterator& iIter, const string& sLay, LAYDATVECT
   int nStat = GDB_ST_ON ;
   iIter.GetCalcStatus( nStat) ;
  // se il filtro non lo abilita, esco subito 
-   if ( ! TestFilter( nLev, nMode, nStat))
+   if ( ! TestFilter( nLev, nMode, nStat, true))
      return true ;

  // aggiorno nome layer
@@ -634,7 +635,7 @@ ExportDxf::FindLayers( const IGdbIterator& iIter, const string& sLay, LAYDATVECT
      string s2 = sNewLay ;
      if ( ToUpper( s1) == ToUpper( s2)) {
         bFound = true ;
-        // se è il nome esatto, aggiorno il colore
+        // se � il nome esatto, aggiorno il colore
         if ( bExactLay)
            vLayDat[i].second = nCol ;
      }
@@ -720,9 +721,9 @@ ExportDxf::WriteStylesTable( IGeomDB* pGDB, int nId)
 bool
 ExportDxf::FindTextStyles( const IGdbIterator& iIter, STRVECTOR& vFontName)
 {
-  // se è una entità geometrica
+  // se � una entit� geometrica
   if ( iIter.GetGdbType() == GDB_TY_GEO) {
-     // se è un testo
+     // se � un testo
      if ( const IExtText* pTXT = GetExtText( iIter.GetGeoObj())) {
        // se font non presente, lo aggiungo al vettore dei font
         bool bFound = false ;
@@ -918,7 +919,7 @@ ExportDxf::ExportBlocks( IGeomDB* pGDB, int nId)
 bool
 ExportDxf::ExportEntities( IGeomDB* pGDB, int nId)
 {
-  // intestazione sezione entità
+  // intestazione sezione entit�
   if ( ! WriteItem( 0, "SECTION")  ||
        ! WriteItem( 2, "ENTITIES"))
      return false ;
@@ -932,7 +933,7 @@ ExportDxf::ExportEntities( IGeomDB* pGDB, int nId)
   if ( ! ExportGdbObject( *pIter, LAY_DEFAULT))
      return false ;

-  // terminazione sezione entità
+  // terminazione sezione entit�
   if ( ! WriteItem( 0, "ENDSEC"))
      return false ;

@@ -943,35 +944,36 @@ ExportDxf::ExportEntities( IGeomDB* pGDB, int nId)
 bool
 ExportDxf::ExportGdbObject( const IGdbIterator& iIter, const string& sLay)
 {
+  
+  // recupero il livello dell'oggetto
+   int nLev = GDB_LV_USER ;
+   iIter.GetCalcLevel( nLev) ;
+  // recupero il modo dell'oggetto
+   int nMode = GDB_MD_STD ;
+   iIter.GetCalcMode( nMode) ;
+  // recupero lo stato dell'oggetto
+   int nStat = GDB_ST_ON ;
+   iIter.GetCalcStatus( nStat) ;
  // recupero il tipo dell'oggetto
   int nGdbType = iIter.GetGdbType() ;
-  // se gruppo di oggetti
-   if ( nGdbType == GDB_TY_GROUP) {
-     // esporto il gruppo
-      return ExportGdbGroup( iIter, sLay) ;
-   }
-  // se oggetto geometrico
-   else if ( nGdbType == GDB_TY_GEO) {
-     // recupero l'oggetto geometrico
-      const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
-      if ( pGeoObj == nullptr)
-         return true ;
-     // recupero il riferimento globale dell'oggetto
-      Frame3d frFrame ;
-      if ( ! iIter.GetGlobFrame( frFrame))
-         return false ;
-     // recupero il livello dell'oggetto
-      int nLev = GDB_LV_USER ;
-      iIter.GetCalcLevel( nLev) ;
-     // recupero il modo dell'oggetto
-      int nMode = GDB_MD_STD ;
-      iIter.GetCalcMode( nMode) ;
-     // recupero lo stato dell'oggetto
-      int nStat = GDB_ST_ON ;
-      iIter.GetCalcStatus( nStat) ;
-     // se il filtro lo abilita 
-      if ( TestFilter( nLev, nMode, nStat)) {
-        // recupero colore (trasformato in formato ACI)
+  // se il filtro lo abilita 
+   if ( TestFilter( nLev, nMode, nStat, nGdbType == GDB_TY_GROUP)) {
+     // se gruppo di oggetti
+      if ( nGdbType == GDB_TY_GROUP) {
+        // esporto il gruppo
+         return ExportGdbGroup( iIter, sLay) ;
+      }
+     // se oggetto geometrico
+      else if ( nGdbType == GDB_TY_GEO) {
+        // recupero l'oggetto geometrico
+         const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
+         if ( pGeoObj == nullptr)
+            return true ;
+        // recupero il riferimento globale dell'oggetto
+         Frame3d frFrame ;
+         if ( ! iIter.GetGlobFrame( frFrame))
+            return false ;
+         // recupero colore (trasformato in formato ACI)
         int nCol = COL_DEFAULT ;
         Color cCol ;
         if ( ( m_bColorByLayer  &&  iIter.GetMaterial( cCol))  ||
@@ -1016,11 +1018,12 @@ ExportDxf::ExportGdbObject( const IGdbIterator& iIter, const string& sLay)
               return false ;
            break ;
         }
-      }
-      return true ;
-   } 
-   else
-      return false ;
+         return true ;
+      } 
+      else
+         return false ;
+   }
+   return true ;
 }

 //----------------------------------------------------------------------------
@@ -1077,7 +1080,7 @@ ExportDxf::ExportLine( const string& sLay, int nCol, const IGeoObj* pGeoObj, con
   const ICurveLine* pLine = GetCurveLine( pGeoObj) ;
   if ( pLine == nullptr)
      return false ;
-  // scrivo l'entità
+  // scrivo l'entit�
   return WriteLine( sLay, nCol, pLine, frFrame) ;
 }

@@ -1089,7 +1092,7 @@ ExportDxf::ExportArc( const string& sLay, int nCol, const IGeoObj* pGeoObj, cons
   const ICurveArc* pArc = GetCurveArc( pGeoObj) ;
   if ( pArc == nullptr)
      return false ;
-  // se è un'elica o con estrusione non parallela a N
+  // se � un'elica o con estrusione non parallela a N
   if ( ! pArc->IsPlane()) {
     // esporto come polilinea 3d
      return WriteCurve3d( sLay, nCol, pArc, frFrame) ;
@@ -1162,9 +1165,9 @@ ExportDxf::ExportSTM( const string& sLay, int nCol, const IGeoObj* pGeoObj, cons
   const ISurfTriMesh* pSTM = GetSurfTriMesh( pGeoObj) ;
   if ( pSTM == nullptr)
      return false ;
-  // posso esportare come unica polymesh solo se il numero dei vertici e dei triangoli è inferiore a 32767
+  // posso esportare come unica polymesh solo se il numero dei vertici e dei triangoli � inferiore a 32767
   if ( pSTM->GetVertexCount() < SHRT_MAX  &&  pSTM->GetTriangleCount() < SHRT_MAX) { 
-     // identificativo entità
+     // identificativo entit�
      if ( ! WriteItem( 0, "POLYLINE"))
         return false ;
     // layer
@@ -1173,7 +1176,7 @@ ExportDxf::ExportSTM( const string& sLay, int nCol, const IGeoObj* pGeoObj, cons
     // colore
      if ( ! WriteItem( 62, nCol))
         return false ;
-     // flag segnalazione entità successive dipendenti (vertex)
+     // flag segnalazione entit� successive dipendenti (vertex)
      if ( ! WriteItem( 66, 1))
         return false ;
     // punto inutile ma obbligatorio
@@ -1196,7 +1199,7 @@ ExportDxf::ExportSTM( const string& sLay, int nCol, const IGeoObj* pGeoObj, cons
            nId != SVT_NULL ;
            nId = pSTM->GetNextVertex( nId, ptP)) {
         ptP.ToGlob( frFrame) ;
-        // entità vertice
+        // entit� vertice
         if ( ! WriteItem( 0, "VERTEX"))
            return false ;
        // layer
@@ -1216,7 +1219,7 @@ ExportDxf::ExportSTM( const string& sLay, int nCol, const IGeoObj* pGeoObj, cons
      for ( int nId = pSTM->GetFirstTriangle( nIdVert) ;
            nId != SVT_NULL ;
            nId = pSTM->GetNextTriangle( nId, nIdVert)) {
-        // entità vertice
+        // entit� vertice
         if ( ! WriteItem( 0, "VERTEX"))
            return false ;
        // layer
@@ -1239,7 +1242,7 @@ ExportDxf::ExportSTM( const string& sLay, int nCol, const IGeoObj* pGeoObj, cons
              ! WriteItem( 73, nIdVert[2] + 1))
            return false ;
      }
-     // entità termine dei vertici
+     // entit� termine dei vertici
      if ( ! WriteItem( 0, "SEQEND"))
         return false ;
     // layer
@@ -1255,7 +1258,7 @@ ExportDxf::ExportSTM( const string& sLay, int nCol, const IGeoObj* pGeoObj, cons
            nId != SVT_NULL ;
            nId = pSTM->GetNextTriangle( nId, Tria)) {
         Tria.ToGlob( frFrame) ;
-        // entità 3dface
+        // entit� 3dface
         if ( ! WriteItem( 0, "3DFACE"))
            return false ;
        // layer
@@ -1311,7 +1314,7 @@ ExportDxf::ExportText( const string& sLay, int nCol, const IGeoObj* pGeoObj, con
  // ciclo sui diversi testi semplici
   bool bOk = true ;
   for ( int i = 0 ; i < int( vTxt.size()) ; ++ i) {
-     // identificativo entità
+     // identificativo entit�
      if ( ! WriteItem( 0, "TEXT"))
         return false ;
     // layer
@@ -1354,7 +1357,7 @@ ExportDxf::ExportText( const string& sLay, int nCol, const IGeoObj* pGeoObj, con
           ! WriteItem( 220, vtN.y)  ||
           ! WriteItem( 230, vtN.z))
         return false ;
-      // libero l'entità
+      // libero l'entit�
       delete vTxt[i] ;
   }
   return bOk ;
@@ -1396,7 +1399,7 @@ ExportDxf::AdjustText( string& sText)
 bool
 ExportDxf::WritePoint( const string& sLay, int nCol, const Point3d& ptP, const Vector3d& vtV, const Frame3d& frFrame)
 {
-  // identificativo entità
+  // identificativo entit�
   if ( ! WriteItem( 0, "POINT"))
      return false ;
  // layer
@@ -1430,10 +1433,10 @@ ExportDxf::WritePoint( const string& sLay, int nCol, const Point3d& ptP, const V
 bool
 ExportDxf::WriteLine( const string& sLay, int nCol, const ICurveLine* pLine, const Frame3d& frFrame)
 {
-  // verifico validità linea
+  // verifico validit� linea
   if ( pLine == nullptr)
      return false ;
-  // identificativo entità
+  // identificativo entit�
   if ( ! WriteItem( 0, "LINE"))
      return false ;
  // layer
@@ -1481,7 +1484,7 @@ ExportDxf::WriteLine( const string& sLay, int nCol, const ICurveLine* pLine, con
 bool
 ExportDxf::WriteCircle( const string& sLay, int nCol, const ICurveArc* pArc, const Frame3d& frFrame)
 {
-  // verifico validità arco
+  // verifico validit� arco
   if ( pArc == nullptr)
      return false ;
  // verifico verso eventuale estrusione
@@ -1493,7 +1496,7 @@ ExportDxf::WriteCircle( const string& sLay, int nCol, const ICurveArc* pArc, con
   vtN.ToGlob( frFrame) ;
   Frame3d frOCS ;
   frOCS.Set( ORIG, vtN) ;
-  // identificativo entità
+  // identificativo entit�
   if ( ! WriteItem( 0, "CIRCLE"))
      return false ;
  // layer
@@ -1532,7 +1535,7 @@ ExportDxf::WriteCircle( const string& sLay, int nCol, const ICurveArc* pArc, con
 bool
 ExportDxf::WriteArc( const string& sLay, int nCol, const ICurveArc* pArc, const Frame3d& frFrame)
 {
-  // verifico validità arco
+  // verifico validit� arco
   if ( pArc == nullptr)
      return false ;
  // verifico verso eventuale estrusione
@@ -1544,7 +1547,7 @@ ExportDxf::WriteArc( const string& sLay, int nCol, const ICurveArc* pArc, const
   vtN.ToGlob( frFrame) ;
   Frame3d frOCS ;
   frOCS.Set( ORIG, vtN) ;
-  // identificativo entità
+  // identificativo entit�
   if ( ! WriteItem( 0, "ARC"))
      return false ;
  // layer
@@ -1596,7 +1599,7 @@ bool
 ExportDxf::WriteCurve2d( const string& sLay, int nCol, const ICurve* pCrv,
                         const Frame3d& frPlane, const Frame3d& frFrame)
 {
-  // verifico validità curva
+  // verifico validit� curva
   if ( pCrv == nullptr)
      return false ;
  // trasformo in poliarco
@@ -1637,7 +1640,7 @@ ExportDxf::WriteCurve2d( const string& sLay, int nCol, const ICurve* pCrv,
  // colore
   if ( ! WriteItem( 62, nCol))
      return false ;
-  // flag segnalazione entità successive dipendenti (vertex)
+  // flag segnalazione entit� successive dipendenti (vertex)
   if ( ! WriteItem( 66, 1))
      return false ;
  // punto per sola elevazione : X,Y inutili Z elevazione
@@ -1669,7 +1672,7 @@ ExportDxf::WriteCurve2d( const string& sLay, int nCol, const ICurve* pCrv,
   for ( bool bPnt = PA.GetFirstPoint( ptP, dBulge) ;
         bPnt ;
         bPnt = PA.GetNextPoint( ptP, dBulge, bClosed)) {
-     // entità vertice
+     // entit� vertice
      if ( ! WriteItem( 0, "VERTEX"))
         return false ;
     // layer
@@ -1688,7 +1691,7 @@ ExportDxf::WriteCurve2d( const string& sLay, int nCol, const ICurve* pCrv,
      if ( ! WriteItem( 70, 0))
         return false ;
   }
-  // entità termine dei vertici
+  // entit� termine dei vertici
   if ( ! WriteItem( 0, "SEQEND"))
      return false ;
  // layer
@@ -1701,7 +1704,7 @@ ExportDxf::WriteCurve2d( const string& sLay, int nCol, const ICurve* pCrv,
 bool
 ExportDxf::WriteCurve3d( const string& sLay, int nCol, const ICurve* pCrv, const Frame3d& frFrame)
 {
-  // verifico validità curva
+  // verifico validit� curva
   if ( pCrv == nullptr)
      return false ;
  // trasformo in polilinea
@@ -1726,7 +1729,7 @@ ExportDxf::WriteCurve3d( const string& sLay, int nCol, const ICurve* pCrv, const
     // colore
      if ( ! WriteItem( 62, nCol))
         return false ;
-     // flag segnalazione entità successive dipendenti (vertex)
+     // flag segnalazione entit� successive dipendenti (vertex)
      if ( ! WriteItem( 66, 1))
         return false ;
     // punto inutile ma obbligatorio
@@ -1742,7 +1745,7 @@ ExportDxf::WriteCurve3d( const string& sLay, int nCol, const ICurve* pCrv, const
      for ( bool bPnt = PL.GetFirstPoint( ptP) ;
            bPnt ;
            bPnt = PL.GetNextPoint( ptP)) {
-        // entità vertice
+        // entit� vertice
         if ( ! WriteItem( 0, "VERTEX"))
            return false ;
        // layer
@@ -1758,7 +1761,7 @@ ExportDxf::WriteCurve3d( const string& sLay, int nCol, const ICurve* pCrv, const
         if ( ! WriteItem( 70, 32))
            return false ;
      }
-     // entità termine dei vertici
+     // entit� termine dei vertici
      if ( ! WriteItem( 0, "SEQEND"))
         return false ;
     // layer
@@ -1771,7 +1774,7 @@ ExportDxf::WriteCurve3d( const string& sLay, int nCol, const ICurve* pCrv, const
      for ( bool bPnt = PL.GetFirstLine( ptStart, ptEnd) ;
            bPnt ;
            bPnt = PL.GetNextLine( ptStart, ptEnd)) {
-        // identificativo entità
+        // identificativo entit�
         if ( ! WriteItem( 0, "LINE"))
            return false ;
        // layer
@@ -1811,24 +1814,55 @@ ExportDxf::WriteCurve3d( const string& sLay, int nCol, const ICurve* pCrv, const

 //----------------------------------------------------------------------------
 bool
-ExportDxf::TestFilter( int nLev, int nMode, int nStat)
+ExportDxf::TestFilter( int nLev, int nMode, int nStat, bool bGroup)
 {
-   if ( ( nLev == GDB_LV_USER  &&  ( m_nFilter & EEXFLT_LEVUSER) == 0)  ||
-        ( nLev == GDB_LV_SYSTEM  &&  ( m_nFilter & EEXFLT_LEVSYSTEM) == 0)  ||
-        ( nLev == GDB_LV_TEMP  &&  ( m_nFilter & EEXFLT_LEVTEMP) == 0))
+   int nFilter = bGroup ? m_nGroupFilter : m_nFilter ;
+   if ( ( nLev == GDB_LV_USER  &&  ( nFilter & EEXFLT_LEVUSER) == 0)  ||
+        ( nLev == GDB_LV_SYSTEM  &&  ( nFilter & EEXFLT_LEVSYSTEM) == 0)  ||
+        ( nLev == GDB_LV_TEMP  &&  ( nFilter & EEXFLT_LEVTEMP) == 0))
      return false ;
-   if ( ( nMode == GDB_MD_STD  &&  ( m_nFilter & EEXFLT_MODESTD) == 0)  ||
-        ( nMode == GDB_MD_LOCKED  &&  ( m_nFilter & EEXFLT_MODELOCKED) == 0)  ||
-        ( nMode == GDB_MD_HIDDEN  &&  ( m_nFilter & EEXFLT_MODEHIDDEN) == 0))
+   if ( ( nMode == GDB_MD_STD  &&  ( nFilter & EEXFLT_MODESTD) == 0)  ||
+        ( nMode == GDB_MD_LOCKED  &&  ( nFilter & EEXFLT_MODELOCKED) == 0)  ||
+        ( nMode == GDB_MD_HIDDEN  &&  ( nFilter & EEXFLT_MODEHIDDEN) == 0))
      return false ;
-   if ( ( nStat == GDB_ST_OFF  &&  ( m_nFilter & EEXFLT_STAOFF) == 0)  ||
-        ( nStat == GDB_ST_ON  &&  ( m_nFilter & EEXFLT_STAON) == 0)  ||
-        ( nStat == GDB_ST_SEL  &&  ( m_nFilter & EEXFLT_STASEL) == 0))
+   if ( ( nStat == GDB_ST_OFF  &&  ( nFilter & EEXFLT_STAOFF) == 0)  ||
+        ( nStat == GDB_ST_ON  &&  ( nFilter & EEXFLT_STAON) == 0)  ||
+        ( nStat == GDB_ST_SEL  &&  ( nFilter & EEXFLT_STASEL) == 0))
      return false ;

   return true ;
 }

+//----------------------------------------------------------------------------
+bool
+ExportDxf::CalcGroupFilter( void)
+{
+   m_nGroupFilter = 0 ;
+  // Status
+   if ( ( m_nFilter & EEXFLT_STASEL) != 0) 
+      m_nGroupFilter += EEXFLT_STASEL + EEXFLT_STAOFF + EEXFLT_STAON ;
+   else if ( ( m_nFilter & EEXFLT_STAOFF) != 0)
+      m_nGroupFilter += EEXFLT_STAOFF + EEXFLT_STAON ;
+   else
+      m_nGroupFilter += EEXFLT_STAON ;
+  // Mode
+   if ( ( m_nFilter & EEXFLT_MODELOCKED) != 0)
+      m_nGroupFilter += EEXFLT_MODELOCKED + EEXFLT_MODEHIDDEN + EEXFLT_MODESTD ;
+   else if ( ( m_nFilter & EEXFLT_MODEHIDDEN) != 0)
+      m_nGroupFilter += EEXFLT_MODEHIDDEN + EEXFLT_MODESTD ;
+   else
+      m_nGroupFilter += EEXFLT_MODESTD ;
+  // Level
+   if ( ( m_nFilter & EEXFLT_LEVSYSTEM) != 0)
+      m_nGroupFilter += EEXFLT_LEVSYSTEM + EEXFLT_LEVTEMP + EEXFLT_LEVUSER ;
+   else if ( ( m_nFilter & EEXFLT_LEVTEMP) != 0)
+      m_nGroupFilter += EEXFLT_LEVTEMP + EEXFLT_LEVUSER ;
+   else
+      m_nGroupFilter += EEXFLT_LEVUSER ;
+
+   return true ;
+}
+
 //----------------------------------------------------------------------------
 bool
 ExportDxf::WriteItem( int nCode, int nVal)
@@ -71,7 +71,8 @@ class ExportDxf : public IExportDxf
      bool WriteCurve2d( const std::string& sLay, int nCol, const ICurve* pCrv,
                         const Frame3d& frPlane, const Frame3d& frFrame) ;
      bool WriteCurve3d( const std::string& sLay, int nCol, const ICurve* pCrv, const Frame3d& frFrame) ;
-      bool TestFilter( int nLev, int nMode, int nStat) ;
+      bool TestFilter( int nLev, int nMode, int nStat, bool bGroup) ;
+      bool CalcGroupFilter( void) ;
      bool WriteItem( int nCode, int nVal) ;
      bool WriteItem( int nCode, double dVal, int nPrec = 6) ;
      bool WriteItem( int nCode, const std::string& sVal) ;
@@ -81,7 +82,8 @@ class ExportDxf : public IExportDxf
      std::string AdjustFontName( const std::string& sFontName) ;

   private :
-      int      m_nFilter ;                   // filtro su livello, modo e stato
+      int      m_nFilter ;                         // filtro su livello, modo e stato, se l'oggeto da valutare è un oggetto geometrico
+      int      m_nGroupFilter ;                    // filtro su livello, modo e stato, se l'oggetto da valutare è un gruppo
      bool     m_bCompoundLayer ;
      bool     m_bColorByLayer ;
      bool     m_bAdvancedNames ;
@@ -45,6 +45,7 @@ bool
 ExportStl::SetOptions( int nFilter)
 {
   m_nFilter = nFilter ;
+   CalcGroupFilter() ;
   return true ;
 }

@@ -89,34 +90,35 @@ ExportStl::Export( IGeomDB* pGDB, int nId, const string& sFile)
 bool
 ExportStl::ExportObject( const IGdbIterator& iIter)
 {
-   switch ( iIter.GetGdbType()) {
-   case GDB_TY_GEO :
-      {
-        // recupero l'oggetto geometrico
-         const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
-         if ( pGeoObj == nullptr)
-            return true ;
-        // recupero il riferimento globale dell'oggetto
-         Frame3d frFrame ;
-         if ( ! iIter.GetGlobFrame( frFrame))
-            return false ;
-        // recupero il livello dell'oggetto
-         int nLev = GDB_LV_USER ;
-         iIter.GetCalcLevel( nLev) ;
-        // recupero il modo dell'oggetto
-         int nMode = GDB_MD_STD ;
-         iIter.GetCalcMode( nMode) ;
-        // recupero lo stato dell'oggetto
-         int nStat = GDB_ST_ON ;
-         iIter.GetCalcStatus( nStat) ;
-        // se il filtro lo abilita 
-         if ( TestFilter( nLev, nMode, nStat)) {
-           // recupero eventuale nome
+  // recupero il livello dell'oggetto
+   int nLev = GDB_LV_USER ;
+   iIter.GetCalcLevel( nLev) ;
+  // recupero il modo dell'oggetto
+   int nMode = GDB_MD_STD ;
+   iIter.GetCalcMode( nMode) ;
+  // recupero lo stato dell'oggetto
+   int nStat = GDB_ST_ON ;
+   iIter.GetCalcStatus( nStat) ;
+   int nType = iIter.GetGdbType() ;
+  // se il filtro lo abilita 
+   if ( TestFilter( nLev, nMode, nStat, nType == GDB_TY_GROUP)) {
+      switch ( nType) {
+      case GDB_TY_GEO :
+         {
+           // recupero l'oggetto geometrico
+            const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
+            if ( pGeoObj == nullptr)
+               return true ;
+           // recupero il riferimento globale dell'oggetto
+            Frame3d frFrame ;
+            if ( ! iIter.GetGlobFrame( frFrame))
+               return false ;
+            // recupero eventuale nome
            string sName ;
            if ( ! iIter.GetName( sName))
               sName = ToString( iIter.GetId()) ; 
           // emetto l'oggetto
-            switch (  pGeoObj->GetType()) {
+            switch ( pGeoObj->GetType()) {
            case SRF_TRIMESH :
               if ( ! ExportSTM( sName, pGeoObj, frFrame))
                  return false ;
@@ -128,37 +130,69 @@ ExportStl::ExportObject( const IGdbIterator& iIter)
            default :
               break ;
            }
-         }
-      } 
-      return true ;
-   case GDB_TY_GROUP :
-     // esploro il gruppo
-      return ScanGroup( iIter) ;
-   default :
-      return false ;
+         } 
+         return true ;
+      case GDB_TY_GROUP :
+        // esploro il gruppo
+         return ScanGroup( iIter) ;
+      default :
+         return false ;
+      }
   }
+   return true ;
 }

 //----------------------------------------------------------------------------
 bool
-ExportStl::TestFilter( int nLev, int nMode, int nStat)
+ExportStl::TestFilter( int nLev, int nMode, int nStat, bool bGroup)
 {
-   if ( ( nLev == GDB_LV_USER  &&  ( m_nFilter & EEXFLT_LEVUSER) == 0)  ||
-        ( nLev == GDB_LV_SYSTEM  &&  ( m_nFilter & EEXFLT_LEVSYSTEM) == 0)  ||
-        ( nLev == GDB_LV_TEMP  &&  ( m_nFilter & EEXFLT_LEVTEMP) == 0))
+   int nFilter = bGroup ? m_nGroupFilter : m_nFilter ;
+   if ( ( nLev == GDB_LV_USER  &&  ( nFilter & EEXFLT_LEVUSER) == 0)  ||
+        ( nLev == GDB_LV_SYSTEM  &&  ( nFilter & EEXFLT_LEVSYSTEM) == 0)  ||
+        ( nLev == GDB_LV_TEMP  &&  ( nFilter & EEXFLT_LEVTEMP) == 0))
      return false ;
-   if ( ( nMode == GDB_MD_STD  &&  ( m_nFilter & EEXFLT_MODESTD) == 0)  ||
-        ( nMode == GDB_MD_LOCKED  &&  ( m_nFilter & EEXFLT_MODELOCKED) == 0)  ||
-        ( nMode == GDB_MD_HIDDEN  &&  ( m_nFilter & EEXFLT_MODEHIDDEN) == 0))
+   if ( ( nMode == GDB_MD_STD  &&  ( nFilter & EEXFLT_MODESTD) == 0)  ||
+        ( nMode == GDB_MD_LOCKED  &&  ( nFilter & EEXFLT_MODELOCKED) == 0)  ||
+        ( nMode == GDB_MD_HIDDEN  &&  ( nFilter & EEXFLT_MODEHIDDEN) == 0))
      return false ;
-   if ( ( nStat == GDB_ST_OFF  &&  ( m_nFilter & EEXFLT_STAOFF) == 0)  ||
-        ( nStat == GDB_ST_ON  &&  ( m_nFilter & EEXFLT_STAON) == 0)  ||
-        ( nStat == GDB_ST_SEL  &&  ( m_nFilter & EEXFLT_STASEL) == 0))
+   if ( ( nStat == GDB_ST_OFF  &&  ( nFilter & EEXFLT_STAOFF) == 0)  ||
+        ( nStat == GDB_ST_ON  &&  ( nFilter & EEXFLT_STAON) == 0)  ||
+        ( nStat == GDB_ST_SEL  &&  ( nFilter & EEXFLT_STASEL) == 0))
      return false ;

   return true ;
 }

+//----------------------------------------------------------------------------
+bool
+ExportStl::CalcGroupFilter( void)
+{
+   m_nGroupFilter = 0 ;
+  // Status
+   if ( ( m_nFilter & EEXFLT_STASEL) != 0) 
+      m_nGroupFilter += EEXFLT_STASEL + EEXFLT_STAOFF + EEXFLT_STAON ;
+   else if ( ( m_nFilter & EEXFLT_STAOFF) != 0)
+      m_nGroupFilter += EEXFLT_STAOFF + EEXFLT_STAON ;
+   else
+      m_nGroupFilter += EEXFLT_STAON ;
+  // Mode
+   if ( ( m_nFilter & EEXFLT_MODELOCKED) != 0)
+      m_nGroupFilter += EEXFLT_MODELOCKED + EEXFLT_MODEHIDDEN + EEXFLT_MODESTD ;
+   else if ( ( m_nFilter & EEXFLT_MODEHIDDEN) != 0)
+      m_nGroupFilter += EEXFLT_MODEHIDDEN + EEXFLT_MODESTD ;
+   else
+      m_nGroupFilter += EEXFLT_MODESTD ;
+  // Level
+   if ( ( m_nFilter & EEXFLT_LEVSYSTEM) != 0)
+      m_nGroupFilter += EEXFLT_LEVSYSTEM + EEXFLT_LEVTEMP + EEXFLT_LEVUSER ;
+   else if ( ( m_nFilter & EEXFLT_LEVTEMP) != 0)
+      m_nGroupFilter += EEXFLT_LEVTEMP + EEXFLT_LEVUSER ;
+   else
+      m_nGroupFilter += EEXFLT_LEVUSER ;
+
+   return true ;
+}
+
 //----------------------------------------------------------------------------
 bool
 ExportStl::ExportSFR( const string& sName, const IGeoObj* pGeoObj, const Frame3d& frFrame)
@@ -28,16 +28,20 @@ class ExportStl : public IExportStl
      virtual bool Export( IGeomDB* pGDB, int nId, const std::string& sFile) ;

   public :
-      ExportStl( void) : m_nFilter( EEXFLT_DEFAULT) {}
+      ExportStl( void) : m_nFilter( EEXFLT_DEFAULT) {
+         CalcGroupFilter() ;
+      }

   private :
      bool ExportObject( const IGdbIterator& iIter) ;
      bool ScanGroup( const IGdbIterator& iIter) ;
-      bool TestFilter( int nLev, int nMode, int nStat) ;
+      bool TestFilter( int nLev, int nMode, int nStat, bool bGroup) ;
+      bool CalcGroupFilter( void) ;
      bool ExportSFR( const std::string& sName, const IGeoObj* pGeoObj, const Frame3d& frFrame) ;
      bool ExportSTM( const std::string& sName, const IGeoObj* pGeoObj, const Frame3d& frFrame) ;

   private :
-      int      m_nFilter ;                         // filtro su livello, modo e stato
+      int      m_nFilter ;                         // filtro su livello, modo e stato, se l'oggeto da valutare è un oggetto geometrico
+      int      m_nGroupFilter ;                    // filtro su livello, modo e stato, se l'oggetto da valutare è un gruppo
      Writer   m_Writer ;                          // scrittore di file di testo
 } ;
@@ -71,6 +71,7 @@ bool
 ExportThreeJS::SetOptions( int nFilter)
 {
   m_nFilter = nFilter ;
+   CalcGroupFilter() ;
   return true ;
 }

@@ -2571,22 +2572,22 @@ ExportThreeJS::ExportObject( const IGdbIterator& iIter, IGeomDB* pGDB, const int
  // recupero lo stato dell'oggetto
   int nStat = GDB_ST_ON ;
   iIter.GetCalcStatus( nStat) ;
+   int nType = iIter.GetGdbType() ;
+  // se il filtro lo abilita 
+   if ( TestFilter( nLev, nMode, nStat, nType == GDB_TY_GROUP)) {
+      switch ( nType) {
+         case GDB_TY_GEO :
+         {
+           // recupero l'oggetto geometrico
+            const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
+            if ( pGeoObj == nullptr)
+               return true ;

-   switch ( iIter.GetGdbType()) {
-      case GDB_TY_GEO :
-      {
-        // recupero l'oggetto geometrico
-         const IGeoObj* pGeoObj = iIter.GetGeoObj() ;
-         if ( pGeoObj == nullptr)
-            return true ;
+           // recupero il riferimento globale dell'oggetto
+            Frame3d frFrame ;
+            if ( ! iIter.GetGlobFrame( frFrame))
+               return false ;

-        // recupero il riferimento globale dell'oggetto
-         Frame3d frFrame ;
-         if ( ! iIter.GetGlobFrame( frFrame))
-            return false ;
-
-        // se il filtro lo abilita 
-         if ( TestFilter( nLev, nMode, nStat)) {
           // recupero eventuale nome
            string sName ;
            if ( ! iIter.GetName( sName))
@@ -2666,14 +2667,14 @@ ExportThreeJS::ExportObject( const IGdbIterator& iIter, IGeomDB* pGDB, const int
               default :
                  break ;
            }
+            return true ;
         }
-         return true ;
+         case GDB_TY_GROUP :
+           // esploro il gruppo
+            return ScanGroup( iIter, pGDB, nGroupCount) ;
+         default :
+            return false ;
      }
-      case GDB_TY_GROUP :
-        // esploro il gruppo
-         return ScanGroup( iIter, pGDB, nGroupCount) ;
-      default :
-         return false ;
   }

   return true ;
@@ -3180,91 +3181,108 @@ ExportThreeJS::ScanGroup( const IGdbIterator& iIter, IGeomDB* pGDB, const int nG
    
   pIter->GoTo( iIter.GetId()) ;

-  // recupero il livello dell'oggetto
-   int nLev = GDB_LV_USER ;
-   iIter.GetCalcLevel( nLev) ;
-  // recupero il modo dell'oggetto
-   int nMode = GDB_MD_STD;
-   iIter.GetCalcMode( nMode) ;
-  // recupero lo stato dell'oggetto
-   int nStat = GDB_ST_ON ;
-   iIter.GetCalcStatus( nStat) ;
+   m_nGroupCount ++ ;
+   m_Writer.OutText( "                const group" + ToString( m_nGroupCount) + " = new THREE.Group();") ;

-   if ( TestFilter( nLev, nMode, nStat)) {
-      m_nGroupCount ++ ;
-      m_Writer.OutText( "                const group" + ToString( m_nGroupCount) + " = new THREE.Group();") ;
-
-      if ( nGroupCount != -1)
-         m_sCodMenu += "<ol class = 'list-group-item border-0 my-0 py-0 pe-0'>" ;
+   if ( nGroupCount != -1)
+      m_sCodMenu += "<ol class = 'list-group-item border-0 my-0 py-0 pe-0'>" ;
          
-      string sName ;
-      pIter->GetName( sName) ;
-      string sId = ToString( pIter->GetId()) ;
+   string sName ;
+   pIter->GetName( sName) ;
+   string sId = ToString( pIter->GetId()) ;

-      m_Writer.OutText( "                group" + ToString( m_nGroupCount) + ".name = '" + sId + "'") ;
-     // aggiungo l'EventListner per il menu laterale sinistro
-      //m_Writer.OutText( "                document.getElementById('p_id_" + sId + "').addEventListener('click', function(){ if(!booked) { findGroupByNameAndId(groupRoot, " + sId + ", 1); }});") ;
-      //m_Writer.OutText( "                document.getElementById('lb_" + sId + "').addEventListener('click', function(){ lightbulb('lb_" + sId + "', 0)});") ;
+   m_Writer.OutText( "                group" + ToString( m_nGroupCount) + ".name = '" + sId + "'") ;
+   // aggiungo l'EventListner per il menu laterale sinistro
+   //m_Writer.OutText( "                document.getElementById('p_id_" + sId + "').addEventListener('click', function(){ if(!booked) { findGroupByNameAndId(groupRoot, " + sId + ", 1); }});") ;
+   //m_Writer.OutText( "                document.getElementById('lb_" + sId + "').addEventListener('click', function(){ lightbulb('lb_" + sId + "', 0)});") ;

-      if ( ! sId.compare( "0")) {
+   if ( ! sId.compare( "0")) {
         
-         //m_sCodMenu += "<div class = 'd-flex flex-row bd-highlight'>" ;
-         //m_sCodMenu += "<i id = 'lb_0' name = 'lb_on' class = 'fa-solid fa-lightbulb m-0 py-1 visible' style = 'cursor: pointer; color: #f0ad4e'></i>" ;
-         //m_sCodMenu += "<button class = 'list-group-item list-group-item-action list-group-flush list-group-item-dark mb-0 border-0 ml-1 py-0 mx-1' name='btMenu' id = 'p_id_0'>" ;
-         //m_sCodMenu += "<span class = 'badge bg-dark float-end my-0' id = 's_id_0' name ='badgeMenu'></span>" ;
-         //m_sCodMenu += "<span class = 'border-0' name = 's_col_ora' id = 's_col_0'> <i>(0)</i></span>" ;
-         //m_sCodMenu += "<span id = 'ss_id_0' name = 's_nb'> BASIC MODEL</span>" ;
-         //m_sCodMenu += "</button>" ;
-         //m_sCodMenu += "</div>" ;
-      }
-      else {
-         m_Writer.OutText("                document.getElementById('p_id_" + sId + "').addEventListener('click', function(){ if(!booked) { findGroupByNameAndId(groupRoot, " + sId + ", 1); }});") ;
-         m_Writer.OutText("                document.getElementById('lb_" + sId + "').addEventListener('click', function(){ lightbulb('lb_" + sId + "', 0)});") ;
-         m_sCodMenu += "<div class = 'd-flex flex-row bd-highlight'>" ;
-         m_sCodMenu += "<i id = 'lb_" + sId + "' name = 'lb_on' class = 'fa-solid fa-lightbulb m-0 py-1 visible' style = 'cursor: pointer; color: #f0ad4e'></i>" ;
-         m_sCodMenu += "<button class = 'list-group-item list-group-item-action list-group-flush list-group-item-dark mb-0 border-0 ml-1 py-0 mx-1' name='btMenu' id = 'p_id_" + sId + "'>" ;
-         m_sCodMenu += "<span class='badge bg-dark float-end my-0' name ='badgeMenu' id = 's_id_" + sId + "'></span>" ;
-         m_sCodMenu += "<span  name = 's_col_ora' id = 's_col_" + sId + "'><i>(" + sId + ")</i></span>" ;
-         m_sCodMenu += "<span id = 'ss_id_" + sId + "' name = 's_nb'> " + sName + "</span>" ; //Inserisco uno spazio !
-         m_sCodMenu += "</button>" ;
-         m_sCodMenu += "</div>" ;
-      }
-
-      int nCurrentGroup = m_nGroupCount ;
-
-      for ( bool bNext = pIter->GoToFirstInGroup(iIter) ; bNext ; bNext = pIter->GoToNext()) {
-         if ( ! ExportObject( *pIter, pGDB, nCurrentGroup))
-            bOk = false ;
-      }
-
-      if ( nGroupCount != -1) {
-         m_Writer.OutText("                group" + ToString( nGroupCount) + ".add(group" + ToString( nCurrentGroup) + ")") ;
-      }
-
-      m_sCodMenu += "              </ol>" ;
+      //m_sCodMenu += "<div class = 'd-flex flex-row bd-highlight'>" ;
+      //m_sCodMenu += "<i id = 'lb_0' name = 'lb_on' class = 'fa-solid fa-lightbulb m-0 py-1 visible' style = 'cursor: pointer; color: #f0ad4e'></i>" ;
+      //m_sCodMenu += "<button class = 'list-group-item list-group-item-action list-group-flush list-group-item-dark mb-0 border-0 ml-1 py-0 mx-1' name='btMenu' id = 'p_id_0'>" ;
+      //m_sCodMenu += "<span class = 'badge bg-dark float-end my-0' id = 's_id_0' name ='badgeMenu'></span>" ;
+      //m_sCodMenu += "<span class = 'border-0' name = 's_col_ora' id = 's_col_0'> <i>(0)</i></span>" ;
+      //m_sCodMenu += "<span id = 'ss_id_0' name = 's_nb'> BASIC MODEL</span>" ;
+      //m_sCodMenu += "</button>" ;
+      //m_sCodMenu += "</div>" ;
   }
+   else {
+      m_Writer.OutText("                document.getElementById('p_id_" + sId + "').addEventListener('click', function(){ if(!booked) { findGroupByNameAndId(groupRoot, " + sId + ", 1); }});") ;
+      m_Writer.OutText("                document.getElementById('lb_" + sId + "').addEventListener('click', function(){ lightbulb('lb_" + sId + "', 0)});") ;
+      m_sCodMenu += "<div class = 'd-flex flex-row bd-highlight'>" ;
+      m_sCodMenu += "<i id = 'lb_" + sId + "' name = 'lb_on' class = 'fa-solid fa-lightbulb m-0 py-1 visible' style = 'cursor: pointer; color: #f0ad4e'></i>" ;
+      m_sCodMenu += "<button class = 'list-group-item list-group-item-action list-group-flush list-group-item-dark mb-0 border-0 ml-1 py-0 mx-1' name='btMenu' id = 'p_id_" + sId + "'>" ;
+      m_sCodMenu += "<span class='badge bg-dark float-end my-0' name ='badgeMenu' id = 's_id_" + sId + "'></span>" ;
+      m_sCodMenu += "<span  name = 's_col_ora' id = 's_col_" + sId + "'><i>(" + sId + ")</i></span>" ;
+      m_sCodMenu += "<span id = 'ss_id_" + sId + "' name = 's_nb'> " + sName + "</span>" ; //Inserisco uno spazio !
+      m_sCodMenu += "</button>" ;
+      m_sCodMenu += "</div>" ;
+   }
+
+   int nCurrentGroup = m_nGroupCount ;
+
+   for ( bool bNext = pIter->GoToFirstInGroup(iIter) ; bNext ; bNext = pIter->GoToNext()) {
+      if ( ! ExportObject( *pIter, pGDB, nCurrentGroup))
+         bOk = false ;
+   }
+
+   if ( nGroupCount != -1) {
+      m_Writer.OutText("                group" + ToString( nGroupCount) + ".add(group" + ToString( nCurrentGroup) + ")") ;
+   }
+
+   m_sCodMenu += "              </ol>" ;
+
   return bOk ;
 }

 //----------------------------------------------------------------------------
 bool
-ExportThreeJS::TestFilter( int nLev, int nMode, int nStat)
+ExportThreeJS::TestFilter( int nLev, int nMode, int nStat, bool bGroup)
 {
-   // COMMENTO TEMPORANEO !
-   /*
-   if (( nLev == GDB_LV_USER  &&  ( m_nFilter & EEXFLT_LEVUSER) == 0)  ||
-       ( nLev == GDB_LV_SYSTEM  &&  ( m_nFilter & EEXFLT_LEVSYSTEM) == 0)  ||
-       ( nLev == GDB_LV_TEMP  &&  ( m_nFilter & EEXFLT_LEVTEMP) == 0))
+   int nFilter = bGroup ? m_nGroupFilter : m_nFilter ;
+   if ( ( nLev == GDB_LV_USER  &&  ( nFilter & EEXFLT_LEVUSER) == 0)  ||
+        ( nLev == GDB_LV_SYSTEM  &&  ( nFilter & EEXFLT_LEVSYSTEM) == 0)  ||
+        ( nLev == GDB_LV_TEMP  &&  ( nFilter & EEXFLT_LEVTEMP) == 0))
      return false ;
-   */
-   if (( nMode == GDB_MD_STD  &&  ( m_nFilter & EEXFLT_MODESTD) == 0)  ||
-       ( nMode == GDB_MD_LOCKED  &&  ( m_nFilter & EEXFLT_MODELOCKED) == 0)  ||
-       ( nMode == GDB_MD_HIDDEN  &&  ( m_nFilter & EEXFLT_MODEHIDDEN) == 0))
+   if ( ( nMode == GDB_MD_STD  &&  ( nFilter & EEXFLT_MODESTD) == 0)  ||
+        ( nMode == GDB_MD_LOCKED  &&  ( nFilter & EEXFLT_MODELOCKED) == 0)  ||
+        ( nMode == GDB_MD_HIDDEN  &&  ( nFilter & EEXFLT_MODEHIDDEN) == 0))
      return false ;
-   if (( nStat == GDB_ST_OFF  &&  ( m_nFilter & EEXFLT_STAOFF) == 0)  ||
-       ( nStat == GDB_ST_ON  &&  ( m_nFilter & EEXFLT_STAON) == 0)  ||
-       ( nStat == GDB_ST_SEL  &&  ( m_nFilter & EEXFLT_STASEL) == 0))
+   if ( ( nStat == GDB_ST_OFF  &&  ( nFilter & EEXFLT_STAOFF) == 0)  ||
+        ( nStat == GDB_ST_ON  &&  ( nFilter & EEXFLT_STAON) == 0)  ||
+        ( nStat == GDB_ST_SEL  &&  ( nFilter & EEXFLT_STASEL) == 0))
      return false ;

   return true ;
 }
+
+//----------------------------------------------------------------------------
+bool
+ExportThreeJS::CalcGroupFilter( void)
+{
+   m_nGroupFilter = 0 ;
+  // Status
+   if ( ( m_nFilter & EEXFLT_STASEL) != 0) 
+      m_nGroupFilter += EEXFLT_STASEL + EEXFLT_STAOFF + EEXFLT_STAON ;
+   else if ( ( m_nFilter & EEXFLT_STAOFF) != 0)
+      m_nGroupFilter += EEXFLT_STAOFF + EEXFLT_STAON ;
+   else
+      m_nGroupFilter += EEXFLT_STAON ;
+  // Mode
+   if ( ( m_nFilter & EEXFLT_MODELOCKED) != 0)
+      m_nGroupFilter += EEXFLT_MODELOCKED + EEXFLT_MODEHIDDEN + EEXFLT_MODESTD ;
+   else if ( ( m_nFilter & EEXFLT_MODEHIDDEN) != 0)
+      m_nGroupFilter += EEXFLT_MODEHIDDEN + EEXFLT_MODESTD ;
+   else
+      m_nGroupFilter += EEXFLT_MODESTD ;
+  // Level
+   if ( ( m_nFilter & EEXFLT_LEVSYSTEM) != 0)
+      m_nGroupFilter += EEXFLT_LEVSYSTEM + EEXFLT_LEVTEMP + EEXFLT_LEVUSER ;
+   else if ( ( m_nFilter & EEXFLT_LEVTEMP) != 0)
+      m_nGroupFilter += EEXFLT_LEVTEMP + EEXFLT_LEVUSER ;
+   else
+      m_nGroupFilter += EEXFLT_LEVUSER ;
+
+   return true ;
+}
@@ -38,7 +38,9 @@ class ExportThreeJS : public IExportThreeJS
       virtual bool Export( IGeomDB* pGDB, int nId, IEGrScene* pScene, bool bUdm, const std::string& sFile) ;

   public:
-       ExportThreeJS( void) : m_nFilter( EEXFLT_DEFAULT), m_bShowGrid( true), m_nGroupCount( -1), m_nCont( 0) {}
+       ExportThreeJS( void) : m_nFilter( EEXFLT_DEFAULT), m_bShowGrid( true), m_nGroupCount( -1), m_nCont( 0) {
+          CalcGroupFilter() ;
+       }

   private:
       bool HeadAmbient( IEGrScene* pScene, IGeomDB* pGDB, int nId) ;
@@ -56,10 +58,12 @@ class ExportThreeJS : public IExportThreeJS
       bool ExportDimension( const std::string& sName, const IGeoObj* pGeoObj, const Frame3d& frFrame, const Color& cCol, const int nIdGroup) ;
       bool ScanGroup( const IGdbIterator& iIter, IGeomDB* pGDB, const int nIdGroup) ;
       bool ExportObject( const IGdbIterator& iIter, IGeomDB* pGDB, const int nIdGroup) ;
-       bool TestFilter( int nLev, int nMode, int nStat) ;
+       bool TestFilter( int nLev, int nMode, int nStat, bool bGroup) ;
+       bool CalcGroupFilter( void) ;

   private:
-       int           m_nFilter ;                             // Filtro su livello, modo e stato
+       int           m_nFilter ;                             // filtro su livello, modo e stato, se l'oggeto da valutare è un oggetto geometrico
+       int           m_nGroupFilter ;                        // filtro su livello, modo e stato, se l'oggetto da valutare è un gruppo
       Point3d       m_ptMin ;                               // Punto minimo del box3d
       double        m_dimX ;                                // DimX Box3d Global
       double        m_dimY ;                                // DimY Box3d Global
@@ -1,64 +0,0 @@
-//----------------------------------------------------------------------------
-//  EgalTech 2023
-//----------------------------------------------------------------------------
-// File : Import3dm.h           Data : 23.06.23          Versione : 2.5f1
-// Contenuto : Dichiarazione della classe Import3dm.
-//
-//
-//
-// Modifiche : 23.06.23 DB Creazione modulo.
-//
-//
-//----------------------------------------------------------------------------
-
-#pragma once
-
-#include "/EgtDev/Include/EExImport3dm.h"
-#include "/EgtDev/Include/EGkSurf.h"
-//#include "/EgtDev/opennurbs/opennurbs.h"
-
-class ON_Point ;
-class ON_4dPoint ;
-class ON_3fPoint ;
-class ON_Object ;
-class ON_3dPoint ;
-class ON_Curve ;
-class ON_Surface ;
-class ON_Brep ;
-class ON_BrepLoop ;
-class ON_3dVector ;
-class ON_2dVector ;
-class ON_NurbsSurface ;
-class ICurve ;
-class ICurveArc ;
-class ICurveLine ;
-class ISurf ;
-class ISurfTriMesh ;
-class ISurfFlatRegion ;
-
-//----------------------------------------------------------------------------
-class Import3dm : public IImport3dm
-{
-public :
-   bool Import( const std::string& sFile, IGeomDB* pGDB, int nIdGroup, double dScaleFactor = 1,
-                double dTextHeight = 2.0, double dExtLine = 5.0, double dArrLen = 5.0, double dTextDist = 2.0,
-                bool bLenIsMM = true, int nDecDig = -2, std::string sFont = "ModernPropS.Nfe") override ;
-
-private :
-   Point3d ConvertPoint( const ON_Point& onPoint) ;
-   Point3d ConvertPoint( const ON_3dPoint& on3dPoint) ;
-   Point3d ConvertPoint( const ON_4dPoint& on4dPoint) ;
-   Point3d ConvertPoint( const ON_3fPoint& on3fPoint) ;
-   Vector3d ConvertVector( const ON_3dVector& onVector) ;
-   Vector3d ConvertVector( const ON_2dVector& onVector) ;
-   ICurve* ConvertCurve( const ON_Curve* onCurve) ;
-   ISurf* ConvertSurface( const ON_Surface* onSurf) ;
-   ISURFPVECTOR ConvertBrep( const ON_Brep* onBrep, const bool bForceTriMesh) ;
-   ICurve* ConvertBrepLoop( const ON_BrepLoop* onBrepLoop) ;
-   bool MakeUniform( ISurfFlatRegion** sfr, ON_NurbsSurface onNurbsSurface, double& dScaleU, double& dScaleV) ;
-
-private :
-   IGeomDB*  m_pGDB ;
-   int       m_nIdGroup ;
-   double    m_dScaleFactor ;
-} ;
@@ -1,34 +0,0 @@
-//----------------------------------------------------------------------------
-//  EgalTech 2023
-//----------------------------------------------------------------------------
-// File : Import3dmEnts.cpp       Data : 27.06.23         Versione : 2.5f1
-// Contenuto : Implementazione di Import3dm : gestione delle entità.
-//
-//
-//
-// Modifiche : 27.06.23 DB Creazione modulo.
-//
-//----------------------------------------------------------------------------
-
-//--------------------------- Include ----------------------------------------
-#include "stdafx.h"
-#include "Import3dm.h"
-#include "DllMain.h"
-#include "/EgtDev/Include/EGkStringUtils3d.h"
-#include "/EgtDev/Include/EGkGeoPoint3d.h"
-#include "/EgtDev/Include/EGkGeoVector3d.h"
-#include "/EgtDev/Include/EGkCurveLine.h"
-#include "/EgtDev/Include/EGkCurveArc.h"
-#include "/EgtDev/Include/EGkCurveComposite.h"
-#include "/EgtDev/Include/EGkCurveAux.h"
-#include "/EgtDev/Include/EGkCurveByInterp.h"
-#include "/EgtDev/Include/EGkSurfTriMesh.h"
-#include "/EgtDev/Include/EGkExtText.h"
-#include "/EgtDev/Include/EGkGdbIterator.h"
-#include "/EgtDev/Include/EGnStringKeyVal.h"
-#include "/EgtDev/Include/EgtStringEncoder.h"
-#include "/EgtDev/Include/EgtPointerOwner.h"
-
-using namespace std ;
-
-
@@ -2253,8 +2253,9 @@ ImportDxf::ReadSpline( bool& bFileEnd)
   }
  // assegnazione flag
   cnData.bRat = (( nFlag & SPL_RATIONAL) != 0) ;
-   cnData.bPeriodic = (( nFlag & SPL_PERIODIC) != 0  &&  ( nKnotNbr != nCPntNbr + cnData.nDeg +1)) ;
+   cnData.bPeriodic = (( nFlag & SPL_PERIODIC) != 0  &&  ( nKnotNbr != nCPntNbr + cnData.nDeg + 1)) ;
   cnData.bClosed = (( nFlag & SPL_CLOSED) != 0) ;
+   cnData.bClamped = true ;
   cnData.bExtraKnotes = true ;
  // Verifico il numero di nodi
   if ( cnData.vU.size() != nKnotNbr  ||  nKnotNbr < 4)
@@ -34,6 +34,5 @@
 #pragma comment(lib, EGTLIBDIR "SEgtLock" EGTLIBVER ".lib")
 #pragma comment(lib, EGTEXTDIR "/libzip/Lib/zip" EGTLIBVER ".lib")
 #pragma comment(lib, EGTEXTDIR "/lib3mf/Lib/lib3mf" EGTLIBVER ".lib")
-#pragma comment(lib, EGTEXTDIR "/opennurbs/Lib/opennurbs_public" EGTLIBVER ".lib")
Author	SHA1	Message	Date
Dario Sassi	0dd44e569a	EgtExchange 2.5l3 : - in import DXF sistemata gestione SPLINE per modifiche a EgtGeomKernel.	2023-12-18 19:57:02 +01:00
Dario Sassi	ba8a4c8914	EgtExchange 2.5l1 : - ricompilazione con cambio versione.	2023-12-01 16:45:09 +01:00
Dario Sassi	55fb88d85b	Merge commit 'f25473dfd205909deb17cb433a8658d11991fc52'	2023-11-28 09:37:45 +01:00
Dario Sassi	b8fb6d9a07	EgtExchange : - in import BTL aggiunta correzione P04=63, valore errato messo a 0.	2023-11-28 09:25:00 +01:00
SaraP	f25473dfd2	EgtExchange : - piccola correzione export stl.	2023-11-27 14:48:28 +01:00
Dario Sassi	977fe9f016	EgtExchange : - in import BTL resa migliore l'approssimazione di FreeContour generati da due percorsi.	2023-11-22 20:23:51 +01:00
Dario Sassi	d38beed861	EgtExchange : - import/export 3dm spostati nella libreria EgtExch3dm.	2023-11-14 18:56:47 +01:00
Daniele Bariletti	55a02dc387	EgtExchange : - formattazione dell'import dei layer nell'Import3dm.	2023-11-14 15:14:34 +01:00
Daniele Bariletti	e18833d837	Merge branch 'master' of https://gitlab.steamware.net/egaltech/EgtExchange	2023-11-13 17:10:31 +01:00
Daniele Bariletti	7d25e262c2	EgtExchange : - correzione nella gestione dei layer nell'Import3dm.	2023-11-13 17:10:02 +01:00
Dario Sassi	e32c603647	EgtExchange : - riportate modifiche a import BTL per process Variant - in export 3MF modifiche di indentazione.	2023-11-12 19:29:22 +01:00
Daniele Bariletti	b6847a3da7	EgtExchage : - miglioria al filtro degli oggetti/gruppi negli Export 3MF, Stl, ThreeJS e Dxf - modifiche di stile minori a Export3dm.	2023-11-09 15:47:06 +01:00
Daniele Bariletti	0316c32afb	EgtExchange : - piccole modifiche.	2023-11-09 12:53:12 +01:00
Dario Sassi	0db5c4aa91	EgtExchange 2.5k2 : - in import BTL estesa gestione processo Variant (0/1/2/3/4-900-x).	2023-11-08 17:58:29 +01:00
SaraP	4399074418	EgtExchange : - piccole modifiche Import3dm.	2023-11-08 17:03:48 +01:00
Daniele Bariletti	e0dcd3f3ac	EgtExchange 2.5k2 : - rimosso l'argomento dScaleFactor da Import3dm.	2023-11-08 10:47:38 +01:00
Daniele Bariletti	7a78c4e832	EgtExchange : - cambio versione.	2023-11-08 08:45:37 +01:00
Daniele Bariletti	77447763b3	Merge branch '3dm_import'	2023-11-07 17:52:47 +01:00
Dario Sassi	1636f8c0b4	EgtExchange : - in import BTL modifiche a FrontSlot per eliminare facce con dietro materiale trascurabile.	2023-11-06 19:52:13 +01:00
Dario Sassi	281e7183bd	EgtExchange 2.5k1 : - ricompilazione con cambio versione.	2023-11-03 17:23:48 +01:00