760 lines
18 KiB
C++
760 lines
18 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2015-2016 Cirilo Bernardo <cirilo.bernardo@gmail.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <iostream>
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#include <sstream>
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#include <wx/log.h>
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#include "vrml1_base.h"
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#include "vrml1_group.h"
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#include "vrml1_separator.h"
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#include "vrml1_material.h"
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#include "vrml1_matbinding.h"
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#include "vrml1_coords.h"
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#include "vrml1_switch.h"
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#include "vrml1_faceset.h"
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#include "vrml1_transform.h"
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#include "vrml1_shapehints.h"
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#include "plugins/3dapi/ifsg_all.h"
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WRL1BASE::WRL1BASE() : WRL1NODE( NULL )
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{
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m_Type = WRL1_BASE;
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m_dictionary = new NAMEREGISTER;
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return;
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}
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WRL1BASE::~WRL1BASE()
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{
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 2 )
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wxLogTrace( MASK_VRML, " * [INFO] Destroying virtual base node\n" );
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#endif
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cancelDict();
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return;
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}
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// functions inherited from WRL1NODE
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bool WRL1BASE::SetParent( WRL1NODE* aParent, bool /* doUnlink */ )
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{
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#ifdef DEBUG_VRML1
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [BUG] attempting to set parent on WRL1BASE node";
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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std::string WRL1BASE::GetName( void )
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{
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#ifdef DEBUG_VRML1
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [BUG] attempting to extract name from virtual base node";
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return std::string( "" );
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}
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bool WRL1BASE::SetName( const std::string& aName )
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{
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#ifdef DEBUG_VRML1
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [BUG] attempting to set name on virtual base node";
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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bool WRL1BASE::Read( WRLPROC& proc )
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{
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if( proc.GetVRMLType() != VRML_V1 )
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{
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#ifdef DEBUG_VRML1
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [BUG] no open file or file is not a VRML1 file";
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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// Note: according to the VRML1 specification, a file may contain
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// only one grouping node at the top level. The following code
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// supports non-conformant VRML1 files by processing all top level
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// nodes as if the vrml1_base were the equivalent of a vrml1_separator
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while( proc.Peek() )
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{
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size_t line, column;
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proc.GetFilePosData( line, column );
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if( !ReadNode( proc, this, NULL ) )
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{
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [INFO] bad file format; unexpected eof at line ";
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ostr << line << ", column " << column;
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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}
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if( !proc.eof() )
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{
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << proc.GetError();
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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return true;
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}
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bool WRL1BASE::implementUse( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
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{
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if( NULL != aNode )
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*aNode = NULL;
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if( !aParent )
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{
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#ifdef DEBUG_VRML1
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [BUG] invoked with NULL parent";
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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std::string glob;
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if( !proc.ReadName( glob ) )
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{
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << proc.GetError();
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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WRL1NODE* ref = aParent->FindNode( glob );
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// return 'true' - the file may be defective but it may still be somewhat OK
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if( NULL == ref )
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{
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [INFO] node '" << glob << "' not found";
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return true;
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}
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if( !aParent->AddRefNode( ref ) )
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{
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [INFO] failed to add node '" << glob << "' (";
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ostr << ref->GetNodeTypeName( ref->GetNodeType() ) << ") to parent of type ";
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ostr << aParent->GetNodeTypeName( aParent->GetNodeType() );
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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if( NULL != aNode )
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*aNode = ref;
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return true;
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}
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bool WRL1BASE::implementDef( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
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{
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if( NULL != aNode )
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*aNode = NULL;
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if( NULL == aParent )
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{
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#ifdef DEBUG_VRML1
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [BUG] invalid parent pointer (NULL)";
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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std::string glob;
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WRL1NODE* lnode = NULL;
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if( !proc.ReadName( glob ) )
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{
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << proc.GetError();
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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size_t line, column;
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proc.GetFilePosData( line, column );
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if( ReadNode( proc, aParent, &lnode ) )
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{
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if( NULL != aNode )
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*aNode = lnode;
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if( lnode && !lnode->SetName( glob ) )
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{
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
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do {
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std::ostringstream ostr;
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size_t line, column;
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proc.GetFilePosData( line, column );
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [INFO] bad formatting (invalid name) at line";
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ostr << line << ", column " << column;
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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if( !m_dictionary )
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return false;
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m_dictionary->AddName( glob, lnode );
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return true;
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}
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return false;
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}
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bool WRL1BASE::ReadNode( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
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{
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// This function reads a node and stores a pointer to it in aNode.
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// A value 'true' is returned if a node is successfully read or,
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// if the node is not supported, successfully discarded. Callers
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// must always check the value of aNode when the function returns
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// 'true' since it will be NULL if the node type is not supported.
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if( NULL != aNode )
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*aNode = NULL;
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if( NULL == aParent )
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{
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#ifdef DEBUG_VRML1
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [BUG] invalid parent pointer (NULL)";
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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std::string glob;
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WRL1NODES ntype;
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if( !proc.ReadName( glob ) )
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{
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
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if( !proc.eof() )
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{
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << proc.GetError();
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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}
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#endif
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return false;
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}
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// Process node name:
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// the names encountered at this point should be one of the
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// built-in node names or one of:
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// DEF, USE
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if( !glob.compare( "USE" ) )
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{
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if( !implementUse( proc, aParent, aNode ) )
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{
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << proc.GetError();
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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return true;
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}
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if( !glob.compare( "DEF" ) )
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{
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if( !implementDef( proc, aParent, aNode ) )
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{
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << proc.GetError();
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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return true;
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}
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ntype = getNodeTypeID( glob );
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size_t line = 0;
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size_t column = 0;
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proc.GetFilePosData( line, column );
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 2 )
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do {
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std::ostringstream ostr;
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ostr << " * [INFO] Processing node '" << glob << "' ID: " << ntype;
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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switch( ntype )
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{
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case WRL1_GROUP:
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if( !readGroup( proc, aParent, aNode ) )
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return false;
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break;
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case WRL1_SEPARATOR:
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if( !readSeparator( proc, aParent, aNode ) )
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return false;
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break;
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case WRL1_SWITCH:
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if( !readSwitch( proc, aParent, aNode ) )
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return false;
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break;
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case WRL1_MATERIAL:
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if( !readMaterial( proc, aParent, aNode ) )
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return false;
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break;
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case WRL1_MATERIALBINDING:
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if( !readMatBinding( proc, aParent, aNode ) )
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return false;
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break;
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case WRL1_COORDINATE3:
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if( !readCoords( proc, aParent, aNode ) )
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return false;
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break;
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case WRL1_INDEXEDFACESET:
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if( !readFaceSet( proc, aParent, aNode ) )
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return false;
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break;
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case WRL1_TRANSFORM:
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case WRL1_TRANSLATION:
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case WRL1_ROTATION:
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case WRL1_SCALE:
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if( !readTransform( proc, aParent, aNode ) )
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return false;
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break;
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case WRL1_SHAPEHINTS:
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if( !readShapeHints( proc, aParent, aNode ) )
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return false;
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break;
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//
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// items not implemented or for optional future implementation:
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//
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default:
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proc.GetFilePosData( line, column );
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if( !proc.DiscardNode() )
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{
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
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do {
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std::ostringstream ostr;
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ostr << proc.GetError() << "\n";
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [INFO] could not discard node at line " << line;
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ostr << ", column " << column;
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
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else
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{
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std::ostringstream ostr;
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ostr << " * [INFO] discarded node '" << glob << "' at line ";
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ostr << line << ", col " << column << " (currently unsupported)";
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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}
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#endif
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break;
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}
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return true;
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}
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bool WRL1BASE::Read( WRLPROC& proc, WRL1BASE* aTopNode )
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{
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// this function makes no sense in the base node
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#ifdef DEBUG_VRML1
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do {
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std::ostringstream ostr;
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ostr << proc.GetError() << "\n";
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [BUG] this method must never be invoked on a WRL1BASE object";
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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bool WRL1BASE::readGroup( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
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{
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if( NULL != aNode )
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*aNode = NULL;
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WRL1GROUP* np = new WRL1GROUP( m_dictionary, aParent );
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if( !np->Read( proc, this ) )
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{
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delete np;
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return false;
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}
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if( NULL != aNode )
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|
*aNode = (WRL1NODE*) np;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
bool WRL1BASE::readSeparator( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
|
|
{
|
|
if( NULL != aNode )
|
|
*aNode = NULL;
|
|
|
|
WRL1SEPARATOR* np = new WRL1SEPARATOR( m_dictionary, aParent );
|
|
|
|
if( !np->Read( proc, this ) )
|
|
{
|
|
delete np;
|
|
return false;
|
|
}
|
|
|
|
if( NULL != aNode )
|
|
*aNode = (WRL1NODE*) np;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
bool WRL1BASE::readSwitch( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
|
|
{
|
|
WRL1SWITCH* np = new WRL1SWITCH( m_dictionary, aParent );
|
|
|
|
if( !np->Read( proc, this ) )
|
|
{
|
|
delete np;
|
|
return false;
|
|
}
|
|
|
|
if( NULL != aNode )
|
|
*aNode = (WRL1NODE*) np;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
bool WRL1BASE::readMaterial( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
|
|
{
|
|
if( NULL != aNode )
|
|
*aNode = NULL;
|
|
|
|
WRL1MATERIAL* np = new WRL1MATERIAL( m_dictionary, aParent );
|
|
|
|
if( !np->Read( proc, this ) )
|
|
{
|
|
delete np;
|
|
return false;
|
|
}
|
|
|
|
if( NULL != aNode )
|
|
*aNode = (WRL1NODE*) np;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
bool WRL1BASE::readMatBinding( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
|
|
{
|
|
if( NULL != aNode )
|
|
*aNode = NULL;
|
|
|
|
WRL1MATBINDING* np = new WRL1MATBINDING( m_dictionary, aParent );
|
|
|
|
if( !np->Read( proc, this ) )
|
|
{
|
|
delete np;
|
|
return false;
|
|
}
|
|
|
|
if( NULL != aNode )
|
|
*aNode = (WRL1NODE*) np;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
bool WRL1BASE::readCoords( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
|
|
{
|
|
if( NULL != aNode )
|
|
*aNode = NULL;
|
|
|
|
WRL1COORDS* np = new WRL1COORDS( m_dictionary, aParent );
|
|
|
|
if( !np->Read( proc, this ) )
|
|
{
|
|
delete np;
|
|
return false;
|
|
}
|
|
|
|
if( NULL != aNode )
|
|
*aNode = (WRL1NODE*) np;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
bool WRL1BASE::readFaceSet( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
|
|
{
|
|
if( NULL != aNode )
|
|
*aNode = NULL;
|
|
|
|
WRL1FACESET* np = new WRL1FACESET( m_dictionary, aParent );
|
|
|
|
if( !np->Read( proc, this ) )
|
|
{
|
|
delete np;
|
|
return false;
|
|
}
|
|
|
|
if( NULL != aNode )
|
|
*aNode = (WRL1NODE*) np;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
bool WRL1BASE::readTransform( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
|
|
{
|
|
if( NULL != aNode )
|
|
*aNode = NULL;
|
|
|
|
WRL1TRANSFORM* np = new WRL1TRANSFORM( m_dictionary, aParent );
|
|
|
|
if( !np->Read( proc, this ) )
|
|
{
|
|
delete np;
|
|
return false;
|
|
}
|
|
|
|
if( NULL != aNode )
|
|
*aNode = (WRL1NODE*) np;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
bool WRL1BASE::readShapeHints( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
|
|
{
|
|
if( NULL != aNode )
|
|
*aNode = NULL;
|
|
|
|
WRL1SHAPEHINTS* np = new WRL1SHAPEHINTS( m_dictionary, aParent );
|
|
|
|
if( !np->Read( proc, this ) )
|
|
{
|
|
delete np;
|
|
return false;
|
|
}
|
|
|
|
if( NULL != aNode )
|
|
*aNode = (WRL1NODE*) np;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
SGNODE* WRL1BASE::TranslateToSG( SGNODE* aParent, WRL1STATUS* /*sp*/ )
|
|
{
|
|
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 2 )
|
|
do {
|
|
std::ostringstream ostr;
|
|
ostr << " * [INFO] Translating VRML1 Base with " << m_Items.size();
|
|
ostr << " items";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
if( m_Items.empty() )
|
|
return NULL;
|
|
|
|
if( m_Items.size() == 1 )
|
|
return (*m_Items.begin())->TranslateToSG( NULL, NULL );
|
|
|
|
// Note: according to the VRML1 specification, a file may contain
|
|
// only one grouping node at the top level. The following code
|
|
// supports non-conformant VRML1 files.
|
|
|
|
m_current.Init();
|
|
|
|
IFSG_TRANSFORM txNode( true );
|
|
bool hasContent = false;
|
|
|
|
std::list< WRL1NODE* >::iterator sI = m_Items.begin();
|
|
std::list< WRL1NODE* >::iterator eI = m_Items.end();
|
|
|
|
SGNODE* node = txNode.GetRawPtr();
|
|
|
|
while( sI != eI )
|
|
{
|
|
if( NULL != (*sI)->TranslateToSG( node, &m_current ) )
|
|
hasContent = true;
|
|
|
|
++sI;
|
|
}
|
|
|
|
if( !hasContent )
|
|
{
|
|
txNode.Destroy();
|
|
return NULL;
|
|
}
|
|
|
|
return node;
|
|
}
|