341 lines
8.0 KiB
C++
341 lines
8.0 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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* Copyright (C) 2020-2021 KiCad Developers, see AUTHORS.TXT for contributors.
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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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/*
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* Description:
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* This plugin implements the legacy KiCad VRML1/VRML2 and X3D parsers
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* The plugin will invoke a VRML1 or VRML2 parser depending on the
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* identifying information in the file header:
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*
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* #VRML V1.0 ASCII
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* #VRML V2.0 utf8
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*/
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#include "plugins/3d/3d_plugin.h"
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#include "plugins/3dapi/ifsg_all.h"
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#include "richio.h"
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#include "vrml1_base.h"
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#include "vrml2_base.h"
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#include "wrlproc.h"
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#include "x3d.h"
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#include <clocale>
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#include <wx/filename.h>
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#include <wx/stdpaths.h>
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#include <wx/string.h>
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#include <wx/wfstream.h>
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#include <wx/log.h>
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#include <decompress.hpp>
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#define PLUGIN_VRML_MAJOR 1
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#define PLUGIN_VRML_MINOR 3
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#define PLUGIN_VRML_PATCH 2
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#define PLUGIN_VRML_REVNO 2
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/**
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* Flag to enable VRML plugin trace output.
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*
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* @ingroup trace_env_vars
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*/
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const wxChar* const traceVrmlPlugin = wxT( "KICAD_VRML_PLUGIN" );
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const char* GetKicadPluginName( void )
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{
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return "PLUGIN_3D_VRML";
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}
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void GetPluginVersion( unsigned char* Major, unsigned char* Minor, unsigned char* Patch,
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unsigned char* Revision )
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{
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if( Major )
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*Major = PLUGIN_VRML_MAJOR;
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if( Minor )
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*Minor = PLUGIN_VRML_MINOR;
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if( Patch )
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*Patch = PLUGIN_VRML_PATCH;
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if( Revision )
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*Revision = PLUGIN_VRML_REVNO;
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return;
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}
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static struct FILE_DATA
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{
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std::vector<std::string> extensions;
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std::vector<std::string> filters;
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FILE_DATA()
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{
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#ifdef _WIN32
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extensions = { "wrl", "wrz", "x3d" };
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filters = { "VRML 1.0/2.0 (*.wrl;*.wrz)|*.wrl;*.wrz",
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"X3D (*.x3d)|*.x3d" };
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#else
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extensions = { "wrl", "WRL", "wrz", "WRZ", "x3d", "X3D" };
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filters = { "VRML 1.0/2.0 (*.wrl;*.WRL;*.wrz;*.WRZ)|*.wrl;*.WRL;*.wrz;*.WRZ",
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"X3D (*.x3d;*.X3D)|*.x3d;*.X3D" };
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#endif
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}
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} file_data;
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int GetNExtensions( void )
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{
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return file_data.extensions.size();
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}
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char const* GetModelExtension( int aIndex )
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{
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if( aIndex < 0 || aIndex >= int( file_data.extensions.size() ) )
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return nullptr;
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return file_data.extensions[aIndex].c_str();
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}
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int GetNFilters( void )
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{
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return file_data.filters.size();
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}
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char const* GetFileFilter( int aIndex )
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{
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if( aIndex < 0 || aIndex >= int( file_data.filters.size() ) )
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return nullptr;
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return file_data.filters[aIndex].c_str();
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}
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bool CanRender( void )
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{
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// this plugin supports rendering of IDF component outlines
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return true;
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}
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class LOCALESWITCH
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{
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public:
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LOCALESWITCH()
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{
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m_locale = setlocale( LC_NUMERIC, nullptr );
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setlocale( LC_NUMERIC, "C" );
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}
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~LOCALESWITCH()
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{
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setlocale( LC_NUMERIC, m_locale.c_str() );
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}
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private:
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// Store the user locale name, to restore this locale later, in dtor
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std::string m_locale;
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};
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SCENEGRAPH* LoadVRML( const wxString& aFileName, bool useInline )
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{
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FILE_LINE_READER* modelFile = nullptr;
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SCENEGRAPH* scene = nullptr;
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wxString filename = aFileName;
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wxFileName tmpfilename;
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if( aFileName.Upper().EndsWith( wxT( "WRZ" ) ) )
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{
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wxFFileInputStream ifile( aFileName );
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tmpfilename = wxFileName( aFileName );
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tmpfilename.SetPath( wxStandardPaths::Get().GetTempDir() );
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tmpfilename.SetExt( wxT( "WRL" ) );
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wxFileOffset size = ifile.GetLength();
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if( size == wxInvalidOffset )
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return nullptr;
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{
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wxFFileOutputStream ofile( tmpfilename.GetFullPath() );
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if( !ofile.IsOk() )
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return nullptr;
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char *buffer = new char[size];
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ifile.Read( buffer, size);
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std::string expanded;
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try
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{
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expanded = gzip::decompress( buffer, size );
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}
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catch(...)
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{
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delete[] buffer;
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return nullptr;
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}
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delete[] buffer;
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ofile.Write( expanded.data(), expanded.size() );
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ofile.Close();
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}
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filename = tmpfilename.GetFullPath();
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}
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try
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{
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// set the max char limit to 8MB; if a VRML file contains
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// longer lines then perhaps it shouldn't be used
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modelFile = new FILE_LINE_READER( filename, 0, 8388608 );
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}
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catch( IO_ERROR & )
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{
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wxLogError( wxS( " * " ) + _( "[INFO] load failed: input line too long\n" ) );
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return nullptr;
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}
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// VRML file processor
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WRLPROC proc( modelFile );
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// Cleanup our temporary file
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if( tmpfilename.IsOk() )
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wxRemoveFile( tmpfilename.GetFullPath() );
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if( proc.GetVRMLType() == WRLVERSION::VRML_V1 )
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{
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wxLogTrace( traceVrmlPlugin, wxT( " * [INFO] Processing VRML 1.0 file" ) );
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WRL1BASE* bp = new WRL1BASE;
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if( !bp->Read( proc ) )
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{
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wxLogTrace( traceVrmlPlugin, wxT( " * [INFO] load failed" ) );
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}
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else
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{
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wxLogTrace( traceVrmlPlugin, wxT( " * [INFO] load completed" ) );
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scene = (SCENEGRAPH*)bp->TranslateToSG( nullptr, nullptr );
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}
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delete bp;
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}
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else
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{
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wxLogTrace( traceVrmlPlugin, wxT( " * [INFO] Processing VRML 2.0 file" ) );
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WRL2BASE* bp = new WRL2BASE;
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// allow Inline{} files to be included
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bp->SetEnableInline( true );
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if( !bp->Read( proc ) )
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{
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wxLogTrace( traceVrmlPlugin, wxT( " * [INFO] load failed" ) );
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}
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else
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{
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wxLogTrace( traceVrmlPlugin, wxT( " * [INFO] load completed" ) );
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// for now we recalculate all normals per-vertex per-face
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scene = (SCENEGRAPH*)bp->TranslateToSG( nullptr );
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}
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delete bp;
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}
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if( nullptr != modelFile )
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delete modelFile;
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// DEBUG: WRITE OUT VRML2 FILE TO CONFIRM STRUCTURE
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#if ( defined( DEBUG_VRML1 ) && DEBUG_VRML1 > 3 ) \
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|| ( defined( DEBUG_VRML2 ) && DEBUG_VRML2 > 3 )
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if( scene )
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{
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wxFileName fn( wxString::FromUTF8Unchecked( aFileName ) );
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wxString output;
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if( proc.GetVRMLType() == VRML_V1 )
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output = wxT( "_vrml1-" );
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else
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output = wxT( "_vrml2-" );
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output.append( fn.GetName() );
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output.append( wxT(".wrl") );
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S3D::WriteVRML( output.ToUTF8(), true, (SGNODE*)(scene), true, true );
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}
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#endif
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return scene;
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}
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SCENEGRAPH* LoadX3D( const wxString& aFileName )
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{
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SCENEGRAPH* scene = nullptr;
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X3DPARSER model;
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scene = model.Load( aFileName );
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return scene;
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}
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SCENEGRAPH* Load( char const* aFileName )
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{
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if( nullptr == aFileName )
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return nullptr;
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wxString fname = wxString::FromUTF8Unchecked( aFileName );
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if( !wxFileName::FileExists( fname ) )
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return nullptr;
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LOCALESWITCH switcher;
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SCENEGRAPH* scene = nullptr;
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wxString ext = wxFileName( fname ).GetExt();
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if( ext == wxT( "x3d" ) || ext == wxT( "X3D" ) )
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scene = LoadX3D( fname );
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else
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scene = LoadVRML( fname, true );
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return scene;
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}
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