Esempio n. 1
0
ON_BOOL32 ON_InstanceRef::Write(
       ON_BinaryArchive& binary_archive
     ) const
{
  bool rc = binary_archive.Write3dmChunkVersion(1,0);
  if ( rc )
    rc = binary_archive.WriteUuid( m_instance_definition_uuid );
  if ( rc )
    rc = binary_archive.WriteXform( m_xform );
  if ( rc )
    rc = binary_archive.WriteBoundingBox( m_bbox );
  return rc;
}
Esempio n. 2
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ON_BOOL32 ON_ArcCurve::Write(
       ON_BinaryArchive& file // open binary file
     ) const
{
  ON_BOOL32 rc = file.Write3dmChunkVersion(1,0);
  if (rc) 
  {
    rc = file.WriteArc( m_arc );
    if (rc) rc = file.WriteInterval( m_t );
    if (rc) rc = file.WriteInt(m_dim);
  }
  return rc;
}
Esempio n. 3
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ON_BOOL32 ON_PointCloud::Write( ON_BinaryArchive& file ) const
{
  bool rc = file.Write3dmChunkVersion(1,1);

  if (rc) rc = file.WriteArray( m_P );
  if (rc) rc = file.WritePlane( m_plane );
  if (rc) rc = file.WriteBoundingBox( m_bbox );
  if (rc) rc = file.WriteInt( m_flags);

  // added for 1.1  (7 December 2005)
  if (rc) rc = file.WriteArray(m_N);
  if (rc) rc = file.WriteArray(m_C);

  return rc;
}
Esempio n. 4
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BOOL ON_BrepLoopArray::Write( ON_BinaryArchive& file ) const
{
  int i;
  BOOL rc = file.BeginWrite3dmChunk( TCODE_ANONYMOUS_CHUNK, 0 );
  if (rc) {
    rc = file.Write3dmChunkVersion(1,0);
    const int count = Count();
    if (rc) rc = file.WriteInt( count );
    for ( i = 0; rc && i < count; i++ ) {
      if (rc) rc = m_a[i].Write(file);
    }
    if ( !file.EndWrite3dmChunk() )
      rc = false;
  }
  return rc;
}
Esempio n. 5
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ON_BOOL32 ON_Font::Write(
       ON_BinaryArchive& file // serialize definition to binary archive
     ) const
{
  bool rc = file.Write3dmChunkVersion(1,2);
  while(rc)
  {
    rc = file.WriteInt(m_font_index);
    if  (!rc) break;
    rc = file.WriteString(m_font_name);
    if  (!rc) break;
    {
      // 18 October 2002 Dale Lear:
      //   Lowell, wchar_t has different sizes on different OSs.
      //   When writing a wchar_t string, you should use one
      //   of the WriteString functions.  This function must continue
      //   to use WriteShort(64,...) so old files will remain valid.
      unsigned short sh[64];
      memset(sh,0,sizeof(sh));
      int i;
      for ( i = 0; i < 64 && i < face_name_size-1; i++ )
        sh[i] = m_facename[i];
      rc = file.WriteShort(64, sh);
      if  (!rc) break;
    }

    // 1.1 additions
    rc = file.WriteInt( m_font_weight);
    if  (!rc) break;
    rc = file.WriteInt( m_font_italic);
    if  (!rc) break;
    rc = file.WriteDouble( m_linefeed_ratio);
    if  (!rc) break;

    // 1.2 addition
    rc = file.WriteUuid( m_font_id);
    if (!rc) break;

    // 1.3 addition
//    rc = file.WriteInt( m_font_underlined);
//    if  (!rc) break;

    break;
  }

  return rc;
}
Esempio n. 6
0
BOOL ON_Hatch::Write( ON_BinaryArchive& ar) const
{
  BOOL rc = ar.Write3dmChunkVersion(1,1);
  if (rc) rc = ar.WritePlane( m_plane);
  if (rc) rc = ar.WriteDouble( m_pattern_scale);
  if (rc) rc = ar.WriteDouble( m_pattern_rotation);
  if (rc) rc = ar.WriteInt( m_pattern_index);
  if (rc)
  {
    int i, count = m_loops.Count();
    if( count < 0 )
      count = 0;
    BOOL rc = ar.WriteInt( count);
    for( i = 0; i < count && rc; i++)
      rc = m_loops[i]->Write( ar);
  }
  return rc;
}
Esempio n. 7
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ON_BOOL32 
ON_PlaneSurface::Write(
       ON_BinaryArchive& file  // open binary file
     ) const
{
  ON_BOOL32 rc = file.Write3dmChunkVersion(1,1);

  // version 1.0 chunks
  if (rc)
    rc = file.WritePlane( m_plane );
  if (rc)
    rc = file.WriteInterval( m_domain[0] );
  if (rc)
    rc = file.WriteInterval( m_domain[1] );
  
  // added to version 1.1 chunks
  if (rc)
    rc = file.WriteInterval( m_extents[0] );
  if (rc)
    rc = file.WriteInterval( m_extents[1] );
  return rc;
}
Esempio n. 8
0
ON_BOOL32 ON_Annotation::Write( ON_BinaryArchive& file ) const
{
  int i;
  ON_BOOL32 rc = file.Write3dmChunkVersion( 1, 0 );
    // TODO: use 
    //    if (rc) rc = file.WritePoint(....);
    //    if (rc) rc = file.WriteString(....);
    //    if (rc) rc = file.WriteDouble(....);
    // to write object.
  i = m_type;
  if (rc) 
    rc = file.WriteInt( i );
  if (rc) 
    rc = file.WritePlane( m_plane );
  if (rc) 
    rc = file.WriteArray( m_points );
  if (rc) 
    rc = file.WriteString( m_usertext );
  if (rc) 
    rc = file.WriteString( m_defaulttext );
  if( rc )
    rc = file.WriteInt( m_userpositionedtext );
  return rc;
}
Esempio n. 9
0
ON_BOOL32 ON_3dmObjectAttributes::Write( ON_BinaryArchive& file ) const
{
  if ( file.Archive3dmVersion() >= 5 )
  {
    // added at opennurbs version 200712190
    return WriteV5Helper(file);
  }

  bool rc = file.Write3dmChunkVersion(1,7);
  // version 1.0 fields
  if (rc) rc = file.WriteUuid(m_uuid);
  if (rc) rc = file.WriteInt(m_layer_index);
  if (rc) rc = file.WriteInt(m_material_index);
  if (rc) rc = file.WriteColor(m_color);

  if (rc)
  {
    // OBSOLETE if (rc) rc = file.WriteLineStyle(m_line_style); // 23 March 2005 Dale Lear
    short s;
    s = (short)m_object_decoration;
    if (rc) rc = file.WriteShort(s);
    s = 0;
    if (rc) rc = file.WriteShort(s);
    if (rc) rc = file.WriteDouble(0.0);
    if (rc) rc = file.WriteDouble(1.0);
  }

  if (rc) rc = file.WriteInt(m_wire_density);
  if (rc) rc = file.WriteChar(m_mode);
  if (rc) rc = file.WriteChar(m_color_source);
  if (rc) rc = file.WriteChar(m_linetype_source);
  if (rc) rc = file.WriteChar(m_material_source);
  if (rc) rc = file.WriteString(m_name);
  if (rc) rc = file.WriteString(m_url);

  // version 1.1 fields
  if (rc) rc = file.WriteArray(m_group);

  // version 1.2 fields
  if (rc) rc = file.WriteBool(m_bVisible);

  // version 1.3 fields
  if (rc) rc = file.WriteArray(m_dmref);

  // version 1.4 fields - 23 March 2005 Dale Lear
  if (rc) rc = file.WriteInt(m_object_decoration);
  if (rc) rc = file.WriteChar(m_plot_color_source);
  if (rc) rc = file.WriteColor(m_plot_color);
  if (rc) rc = file.WriteChar(m_plot_weight_source);
  if (rc) rc = file.WriteDouble(m_plot_weight_mm);

  // version 1.5 fields 11 April 2005
  if (rc) rc = file.WriteInt(m_linetype_index);

  // version 1.6 fields 2 September 2005
  if (rc)
  {
    unsigned char uc = 0;
    switch(m_space)
    {
    case ON::no_space:    uc = 0; break;
    case ON::model_space: uc = 0; break;
    case ON::page_space:  uc = 1; break;
    }
    rc = file.WriteChar(uc);
  }
  if (rc)
  {
    // 22 Sep 2006 - the way ON_3dmObjectAttiributes indicates
    // that an object is put on a particular page view changed
    // from being saved in the m_dmref[] list to using the
    // m_space and m_viewport_id settings.  But the file format
    // cannot change at this point.  So, the bAddPagespaceDMR
    // is here to save the page info in the old dmr format.
    int count = m_dmref.Count();
    if ( count < 0 )
      count = 0;
    bool bAddPagespaceDMR = ( ON::page_space == m_space && !ON_UuidIsNil(m_viewport_id) );
    rc = file.WriteInt( bAddPagespaceDMR ? (count+1) : count );
    if ( rc && bAddPagespaceDMR )
    {
      rc = file.WriteUuid(m_viewport_id);
      if (rc) rc = file.WriteUuid(ON_ObsoletePageSpaceObjectId);
    }
    int i;
    for ( i = 0; i < count && rc; i++ )
    {
      const ON_DisplayMaterialRef& dmr = m_dmref[i];
      rc = file.WriteUuid(dmr.m_viewport_id);
      if (rc) rc = file.WriteUuid(dmr.m_display_material_id);
    }
  }

  // version 1.7 fields 6 June 2006
  if (rc) rc = m_rendering_attributes.Write(file);

  return rc;
}
Esempio n. 10
0
bool ON_3dmObjectAttributes::WriteV5Helper( ON_BinaryArchive& file ) const
{
  unsigned char c;
  // 29 Nov. 2009 S. Baer
  // Chunk version updated to 2.1 in order to support m_display_order
  bool rc = file.Write3dmChunkVersion(2,1);
  while(rc)
  {
    if (!rc) break;
    rc = file.WriteUuid(m_uuid);
    if (!rc) break;
    rc = file.WriteInt(m_layer_index);
    if (!rc) break;

    // write non-default settings - skip everything else
    if ( !m_name.IsEmpty() )
    {
      c = 1;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteString(m_name);
      if (!rc) break;
    }
    if ( !m_url.IsEmpty() )
    {
      c = 2;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteString(m_url);
      if (!rc) break;
    }
    if ( -1 != m_linetype_index )
    {
      c = 3;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteInt(m_linetype_index);
      if (!rc) break;
    }
    if ( -1 != m_material_index )
    {
      c = 4;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteInt(m_material_index);
      if (!rc) break;
    }
    if (    m_rendering_attributes.m_mappings.Count() > 0
         || m_rendering_attributes.m_materials.Count() > 0
         || true != m_rendering_attributes.m_bCastsShadows
         || true != m_rendering_attributes.m_bReceivesShadows
         || false != m_rendering_attributes.AdvancedTexturePreview()
         )
    {
      c = 5;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = m_rendering_attributes.Write(file);
      if (!rc) break;
    }
    if ( 0 != m_color )
    {
      c = 6;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteColor(m_color);
      if (!rc) break;
    }
    if ( 0 != m_plot_color )
    {
      c = 7;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteColor(m_plot_color);
      if (!rc) break;
    }
    if ( 0.0 != m_plot_weight_mm )
    {
      c = 8;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteDouble(m_plot_weight_mm);
      if (!rc) break;
    }
    if ( ON::no_object_decoration != m_object_decoration )
    {
      c = 9;
      rc = file.WriteChar(c);
      if (!rc) break;
      c = (unsigned char)m_object_decoration;
      rc = file.WriteChar(c);
      if (!rc) break;
    }
    if ( 1 != m_wire_density )
    {
      c = 10;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteInt(m_wire_density);
      if (!rc) break;
    }
    if ( true != m_bVisible )
    {
      c = 11;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteBool(m_bVisible);
      if (!rc) break;
    }
    if ( ON::normal_object != m_mode )
    {
      c = 12;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteChar(m_mode);
      if (!rc) break;
    }
    if ( ON::color_from_layer != m_color_source )
    {
      c = 13;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteChar(m_color_source);
      if (!rc) break;
    }
    if ( ON::plot_color_from_layer != m_plot_color_source )
    {
      c = 14;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteChar(m_plot_color_source);
      if (!rc) break;
    }
    if ( ON::plot_weight_from_layer != m_plot_weight_source )
    {
      c = 15;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteChar(m_plot_weight_source);
      if (!rc) break;
    }
    if ( ON::material_from_layer != m_material_source )
    {
      c = 16;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteChar(m_material_source);
      if (!rc) break;
    }
    if ( ON::linetype_from_layer != m_linetype_source )
    {
      c = 17;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteChar(m_linetype_source);
      if (!rc) break;
    }
    if ( m_group.Count() > 0 )
    {
      c = 18;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteArray(m_group);
      if (!rc) break;
    }
    if ( ON::model_space != m_space )
    {
      c = 19;
      rc = file.WriteChar(c);
      if (!rc) break;
      c = (unsigned char)m_space;
      rc = file.WriteChar(c);
      if (!rc) break;
    }
    if ( !ON_UuidIsNil(m_viewport_id) )
    {
      c = 20;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteUuid(m_viewport_id);
      if (!rc) break;
    }
    if ( m_dmref.Count() > 0 )
    {
      c = 21;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteArray(m_dmref);
      if (!rc) break;
    }

    // 29 Nov. 2009 - S. Baer
    // Only write m_display_order if it's value!=0
    // m_display_order is written to version 2.1 files
    if ( 0 != m_display_order )
    {
      c = 22;
      rc = file.WriteChar(c);
      if (!rc) break;
      rc = file.WriteInt(m_display_order);
      if (!rc) break;
    }

    // 0 indicates end of attributes;
    c = 0;
    rc = file.WriteChar(c);
    break;
  }
  return rc;
}
Esempio n. 11
0
BOOL ON_Brep::Write( ON_BinaryArchive& file ) const
{
  const ON_Brep* brep = this;
  ON_Brep* v2brep = 0;

  if ( file.Archive3dmVersion() <= 2 && !IsValidForV2() )
  {
    v2brep = ON_Brep::New(*this);
    v2brep->MakeValidForV2();
    brep = v2brep;
  }

  //BOOL rc = file.Write3dmChunkVersion(3,0); // serialization version
  //BOOL rc = file.Write3dmChunkVersion(3,1); // added meshes
  BOOL rc = file.Write3dmChunkVersion(3,2); // added m_is_solid

  // 2d curves
  if (rc) rc = brep->m_C2.Write(file);

  // 3d curves
  if (rc) rc = brep->m_C3.Write(file);

  // untrimmed surfaces
  if (rc) rc = brep->m_S.Write(file);

  // vertices
  if (rc) rc = brep->m_V.Write(file);

  // edges
  if (rc) rc = brep->m_E.Write(file);

  // trims
  if (rc) rc = brep->m_T.Write(file);

  // loops
  if (rc) rc = brep->m_L.Write(file);

  // faces
  if (rc) rc = brep->m_F.Write(file);

  // bounding box
  if (rc) rc = file.WritePoint( brep->m_bbox.m_min );
  if (rc) rc = file.WritePoint( brep->m_bbox.m_max );

  // end of chunk version 3.0

  if (rc)
  {
    // added for chunk version 3.1
    const int face_count = brep->m_F.Count();
    int fi;
    unsigned char b;

    // write render meshes
    rc = file.BeginWrite3dmChunk( TCODE_ANONYMOUS_CHUNK, 0 );
    if ( rc )
    {
      for ( fi = 0; rc && fi < face_count; fi++ ) {
        const ON_Mesh* mesh = file.Save3dmRenderMeshes() ? brep->m_F[fi].m_render_mesh : 0;
        b = mesh ? 1 : 0;
        file.WriteChar(b);
        if (mesh) {
          rc = file.WriteObject(*mesh);
        }
      }
      if ( !file.EndWrite3dmChunk() )
      {
        rc = false;
      }
    }

    // write analysis meshes
    rc = file.BeginWrite3dmChunk( TCODE_ANONYMOUS_CHUNK, 0 );
    if ( rc )
    {
      for ( fi = 0; rc && fi < face_count; fi++ ) {
        const ON_Mesh* mesh = file.Save3dmAnalysisMeshes() ? brep->m_F[fi].m_analysis_mesh : 0;
        b = mesh ? 1 : 0;
        file.WriteChar(b);
        if (mesh) {
          rc = file.WriteObject(*mesh);
        }
      }
      if ( !file.EndWrite3dmChunk() )
        rc = false;
    }

  }
  // end of chunk version 3.1

  // use value of "this" m_is_solid to avoid expensive
  // calculation on the v2brep
  if ( !file.WriteInt( m_is_solid ) )
    rc = false;
  // end of chunk version 3.2

  if ( 0 != v2brep )
    delete v2brep;

  return rc;
}
Esempio n. 12
0
BOOL ON_Layer::Write(
       ON_BinaryArchive& file // serialize definition to binary archive
     ) const
{
  int i;
  bool rc = file.Write3dmChunkVersion(1,8);
  while(rc)
  {
    // Save OBSOLETE mode value so we don't break file format
    if ( m_bVisible )
      i = 0; // "normal" layer mode
    else if ( m_bLocked )
      i = 2; // "locked" layer mode
    else
      i = 1; // "hidden" layer mode

    rc = file.WriteInt( i );
    if (!rc) break;

    rc = file.WriteInt( m_layer_index );
    if (!rc) break;

    rc = file.WriteInt( m_iges_level );
    if (!rc) break;

    rc = file.WriteInt( m_material_index );
    if (!rc) break;

    // Starting with version 200312110, this value is zero.  For files written
    // with earlier versions, the number was a "model index" value that was
    // set to something >= 1, but never used.  We have to continue to
    // read/write an integer here so that old/new versions of opennurbs can
    // read files written by new/old versions.
    i = 0;
    rc = file.WriteInt( i );
    if (!rc) break;

    rc = file.WriteColor( m_color );
    if (!rc) break;

    {
      // OBSOLETE LINE STYLE if ( rc ) rc = file.WriteLineStyle( LineStyle() );
      // Starting with version 200503170, this section is "officially" not used.
      // Prior to that, it was old ON_LineStyle information that has
      // never been used.
      short s = 0;
      if (rc) rc = file.WriteShort(s);    // default pattern
      if (rc) rc = file.WriteShort(s);    // default pattern index
      if (rc) rc = file.WriteDouble(0.0); // default thickness
      if (rc) rc = file.WriteDouble(1.0); // default scale
    }
    if (!rc) break;

    rc = file.WriteString( m_name );
    if (!rc) break;

    // 1.1 fields
    rc = file.WriteBool(m_bVisible);
    if (!rc) break;

    // 1.2 field
    rc = file.WriteInt( m_linetype_index);
    if (!rc) break;

    // 1.3 field - 23 March 2005 Dale Lear
    rc = file.WriteColor( m_plot_color);
    if (!rc) break;
    rc = file.WriteDouble( m_plot_weight_mm);
    if (!rc) break;

    // 1.4 field - 3 May 2005 Dale Lear
    //           - locked and visible are independent settings
    rc = file.WriteBool( m_bLocked );
    if (!rc) break;

    // 1.5 field
    rc = file.WriteUuid( m_layer_id );
    if (!rc) break;

    // 1.6 field
    rc = file.WriteUuid( m_parent_layer_id );
    if (!rc) break;

    // 1.6 field
    rc = file.WriteBool( m_bExpanded );
    if (!rc) break;

    // 1.7 field - added 6 June 2006
    rc = m_rendering_attributes.Write(file);
    if (!rc) break;

    // 1.8 field - added 19 Sep 2006
    rc = file.WriteUuid(m_display_material_id);

    break;
  }

  return rc;
}
Esempio n. 13
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ON_BOOL32 ON_Point::Write( ON_BinaryArchive& file ) const
{
  ON_BOOL32 rc = file.Write3dmChunkVersion(1,0);
  if (rc) rc = file.WritePoint( point );
  return rc;
}
Esempio n. 14
0
ON_BOOL32 ON_InstanceDefinition::Write(
       ON_BinaryArchive& binary_archive
     ) const
{
  bool rc = binary_archive.Write3dmChunkVersion(1,5);

  // version 1.0 fields
  if ( rc )
    rc = binary_archive.WriteUuid( m_uuid );
  if ( rc )
  {
    if (    binary_archive.Archive3dmVersion() >= 4
         && ON_InstanceDefinition::linked_def == m_idef_update_type )
    {
      // linked instance definition geometry is never in the file
      ON_SimpleArray<ON_UUID> empty_uuid_list;
      rc = binary_archive.WriteArray( empty_uuid_list );
    }
    else
    {
      rc = binary_archive.WriteArray( m_object_uuid );
    }
  }
  if ( rc )
    rc = binary_archive.WriteString( m_name );
  if ( rc )
    rc = binary_archive.WriteString( m_description );
  if ( rc )
    rc = binary_archive.WriteString( m_url );
  if ( rc )
    rc = binary_archive.WriteString( m_url_tag );
  if ( rc )
    rc = binary_archive.WriteBoundingBox( m_bbox );
  // m_idef_update_type was an unsigned int and got changed to an enum.  Read and write
  // as an unsigned int to support backwards compatibility
  if ( rc )
    rc = binary_archive.WriteInt( (unsigned int)m_idef_update_type );
  if ( rc )
    rc = binary_archive.WriteString( m_source_archive );
  
  // version 1.1 fields
  if (rc)
    rc = m_source_archive_checksum.Write( binary_archive );
  
  // version 1.2 fields
  if (rc)
    rc = binary_archive.WriteInt( m_us.m_unit_system );

  // version 1.3 fields - added 6 March 2006
  if (rc)
    rc = binary_archive.WriteDouble( m_us.m_custom_unit_scale );

  if ( rc )
    rc = binary_archive.WriteBool( m_source_bRelativePath );

  // version 1.4 fields
  if (rc)
    rc = m_us.Write(binary_archive);

  // version 1.5 fields
  if (rc)
    rc = binary_archive.WriteInt(m_idef_update_depth);

  return rc;
}
Esempio n. 15
0
ON_BOOL32 ON_InstanceDefinition::Write(
       ON_BinaryArchive& binary_archive
     ) const
{
  bool rc = binary_archive.Write3dmChunkVersion(1,6);

  // version 1.0 fields
  if ( rc )
    rc = binary_archive.WriteUuid( m_uuid );
  if ( rc )
  {
    if (    binary_archive.Archive3dmVersion() >= 4
         && ON_InstanceDefinition::linked_def == m_idef_update_type )
    {
      // linked instance definition geometry is never in the file
      ON_SimpleArray<ON_UUID> empty_uuid_list;
      rc = binary_archive.WriteArray( empty_uuid_list );
    }
    else
    {
      rc = binary_archive.WriteArray( m_object_uuid );
    }
  }
  if ( rc )
    rc = binary_archive.WriteString( m_name );
  if ( rc )
    rc = binary_archive.WriteString( m_description );
  if ( rc )
    rc = binary_archive.WriteString( m_url );
  if ( rc )
    rc = binary_archive.WriteString( m_url_tag );
  if ( rc )
    rc = binary_archive.WriteBoundingBox( m_bbox );

  // m_idef_update_type was an unsigned int and got changed to an enum.  Read and write
  // as an unsigned int to support backwards compatibility
  const unsigned int idef_update_type = (unsigned int)this->IdefUpdateType();
  if ( rc )
    rc = binary_archive.WriteInt( idef_update_type );
  if ( rc )
  {
    // 7 February 2012
    //   Purge source archive information from static_defs
    if ( ON_InstanceDefinition::static_def == idef_update_type )
    {
      ON_wString empty_string;
      rc = binary_archive.WriteString( empty_string );
    }
    else
      rc = binary_archive.WriteString( m_source_archive );
  }
  
  // version 1.1 fields
  if (rc)
  {
    // 7 February 2012
    //   Purge source archive information from static_defs
    if ( ON_InstanceDefinition::static_def == idef_update_type )
      ON_CheckSum::UnsetCheckSum.Write(binary_archive);
    else
      rc = m_source_archive_checksum.Write( binary_archive );
  }
  
  // version 1.2 fields
  if (rc)
    rc = binary_archive.WriteInt( m_us.m_unit_system );

  // version 1.3 fields - added 6 March 2006
  if (rc)
    rc = binary_archive.WriteDouble( m_us.m_custom_unit_scale );

  if ( rc )
  {
    bool b = (ON_InstanceDefinition::static_def == idef_update_type)
           ? false
           : m_source_bRelativePath;
    rc = binary_archive.WriteBool( b );
  }

  // version 1.4 fields
  if (rc)
    rc = m_us.Write(binary_archive);

  // version 1.5 fields
  if (rc)
    rc = binary_archive.WriteInt(m_idef_update_depth);

  // version 1.6 fields ( added 14 February 2012 )
  if (rc)
    rc = binary_archive.WriteInt(  m_idef_layer_style );

  return rc;
}