979 lines
29 KiB
C++
979 lines
29 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) 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 "vrml2_base.h"
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#include "vrml2_faceset.h"
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#include "vrml2_coords.h"
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#include "vrml2_color.h"
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#include "wrlfacet.h"
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#include "plugins/3dapi/ifsg_all.h"
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WRL2FACESET::WRL2FACESET() : WRL2NODE()
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{
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setDefaults();
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m_Type = WRL2_INDEXEDFACESET;
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return;
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}
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WRL2FACESET::WRL2FACESET( WRL2NODE* aParent ) : WRL2NODE()
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{
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setDefaults();
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m_Type = WRL2_INDEXEDFACESET;
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m_Parent = aParent;
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if( NULL != m_Parent )
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m_Parent->AddChildNode( this );
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return;
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}
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WRL2FACESET::~WRL2FACESET()
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 2 )
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do {
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std::ostringstream ostr;
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ostr << " * [INFO] Destroying IndexedFaceSet with " << m_Children.size();
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ostr << " children, " << m_Refs.size() << " references and ";
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ostr << m_BackPointers.size() << " backpointers";
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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;
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}
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void WRL2FACESET::setDefaults( void )
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{
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color = NULL;
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coord = NULL;
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normal = NULL;
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texCoord = NULL;
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ccw = true;
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colorPerVertex = true;
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convex = true;
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normalPerVertex = true;
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solid = true;
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creaseAngle = 0.733; // approx 42 degrees; this is larger than VRML spec.
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creaseLimit = 0.74317; // cos( 0.733 )
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}
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bool WRL2FACESET::checkNodeType( WRL2NODES aType )
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{
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// nodes must be one of:
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// Color
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// Coordinate
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// Normal
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// TextureCoordinate
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switch( aType )
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{
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case WRL2_COLOR:
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case WRL2_COORDINATE:
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case WRL2_NORMAL:
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case WRL2_TEXTURECOORDINATE:
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break;
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default:
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return false;
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break;
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}
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return true;
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}
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bool WRL2FACESET::isDangling( void )
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{
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// this node is dangling unless it has a parent of type WRL2_SHAPE
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if( NULL == m_Parent || m_Parent->GetNodeType() != WRL2_SHAPE )
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return true;
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return false;
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}
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bool WRL2FACESET::AddRefNode( WRL2NODE* aNode )
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{
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if( NULL == aNode )
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{
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#ifdef DEBUG_VRML2
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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] NULL passed for aNode";
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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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WRL2NODES type = aNode->GetNodeType();
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if( !checkNodeType( type ) )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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 child node '";
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ostr << aNode->GetNodeTypeName( type ) << "'";
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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( WRL2_COLOR == type )
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{
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if( NULL != color )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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; multiple color nodes";
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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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color = aNode;
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return WRL2NODE::AddRefNode( aNode );
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}
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if( WRL2_COORDINATE == type )
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{
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if( NULL != coord )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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; multiple coordinate nodes";
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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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coord = aNode;
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return WRL2NODE::AddRefNode( aNode );
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}
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if( WRL2_NORMAL == type )
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{
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if( NULL != normal )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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; multiple normal nodes";
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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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normal = aNode;
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return WRL2NODE::AddRefNode( aNode );
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}
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if( WRL2_TEXTURECOORDINATE != type )
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{
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#ifdef DEBUG_VRML2
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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] unexpected code branch";
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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 != texCoord )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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; multiple texCoord nodes";
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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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texCoord = aNode;
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return WRL2NODE::AddRefNode( aNode );
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}
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bool WRL2FACESET::AddChildNode( WRL2NODE* aNode )
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{
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if( NULL == aNode )
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{
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#ifdef DEBUG_VRML2
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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] NULL passed for aNode";
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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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WRL2NODES type = aNode->GetNodeType();
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if( !checkNodeType( type ) )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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 child node '";
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ostr << aNode->GetNodeTypeName( type ) << "'";
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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( WRL2_COLOR == type )
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{
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if( NULL != color )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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; multiple color nodes";
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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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color = aNode;
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return WRL2NODE::AddChildNode( aNode );
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}
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if( WRL2_COORDINATE == type )
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{
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if( NULL != coord )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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; multiple coordinate nodes";
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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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coord = aNode;
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return WRL2NODE::AddChildNode( aNode );
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}
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if( WRL2_NORMAL == type )
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{
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if( NULL != normal )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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; multiple normal nodes";
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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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normal = aNode;
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return WRL2NODE::AddChildNode( aNode );
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}
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if( WRL2_TEXTURECOORDINATE != type )
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{
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#ifdef DEBUG_VRML2
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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] unexpected code branch";
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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 != texCoord )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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; multiple texCoord nodes";
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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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texCoord = aNode;
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return WRL2NODE::AddChildNode( aNode );
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}
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bool WRL2FACESET::Read( WRLPROC& proc, WRL2BASE* aTopNode )
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{
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size_t line, column;
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proc.GetFilePosData( line, column );
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char tok = proc.Peek();
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if( proc.eof() )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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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if( '{' != tok )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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] bad file format; expecting '{' but got '" << tok;
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ostr << "' at line " << 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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proc.Pop();
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std::string glob;
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while( true )
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{
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if( proc.Peek() == '}' )
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{
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proc.Pop();
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break;
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}
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if( !proc.ReadName( glob ) )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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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// expecting one of:
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// [node]
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// color
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// coord
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// normal
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// texCoord
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// [bool]
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// ccw
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// colorPerVertex
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// convex
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// normalPerVertex
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// solid
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// [ vector<int> ]
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// colorIndex
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// coordIndex
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// normalIndex;
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// [float]
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// creaseAngle
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proc.GetFilePosData( line, column );
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if( !glob.compare( "ccw" ) )
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{
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if( !proc.ReadSFBool( ccw ) )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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] invalid ccw at line " << line << ", column ";
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ostr << column << "\n";
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ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
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ostr << " * [INFO] message: '" << 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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}
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else if( !glob.compare( "colorPerVertex" ) )
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{
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if( !proc.ReadSFBool( colorPerVertex ) )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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] invalid colorPerVertex at line " << line << ", column ";
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ostr << column << "\n";
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ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
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ostr << " * [INFO] message: '" << 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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}
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else if( !glob.compare( "convex" ) )
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{
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if( !proc.ReadSFBool( convex ) )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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] invalid convex at line " << line << ", column ";
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ostr << column << "\n";
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ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
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ostr << " * [INFO] message: '" << 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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}
|
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else if( !glob.compare( "normalPerVertex" ) )
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{
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if( !proc.ReadSFBool( normalPerVertex ) )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
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do {
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std::ostringstream ostr;
|
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
|
|
ostr << " * [INFO] invalid normalPerVertex at line " << line << ", column ";
|
|
ostr << column << "\n";
|
|
ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
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|
ostr << " * [INFO] message: '" << proc.GetError() << "'";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
}
|
|
else if( !glob.compare( "solid" ) )
|
|
{
|
|
if( !proc.ReadSFBool( solid ) )
|
|
{
|
|
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
|
|
do {
|
|
std::ostringstream ostr;
|
|
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
|
|
ostr << " * [INFO] invalid solid at line " << line << ", column ";
|
|
ostr << column << "\n";
|
|
ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
|
|
ostr << " * [INFO] message: '" << proc.GetError() << "'";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
}
|
|
else if( !glob.compare( "creaseAngle" ) )
|
|
{
|
|
if( !proc.ReadSFFloat( creaseAngle ) )
|
|
{
|
|
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
|
|
do {
|
|
std::ostringstream ostr;
|
|
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
|
|
ostr << " * [INFO] invalid creaseAngle at line " << line << ", column ";
|
|
ostr << column << "\n";
|
|
ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
|
|
ostr << " * [INFO] message: '" << proc.GetError() << "'\n";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
|
|
if( creaseAngle < 0.0 )
|
|
creaseAngle = 0.0;
|
|
else if( creaseAngle > M_PI_2 )
|
|
creaseAngle = M_PI_2;
|
|
|
|
creaseLimit = cosf( creaseAngle );
|
|
}
|
|
else if( !glob.compare( "colorIndex" ) )
|
|
{
|
|
if( !proc.ReadMFInt( colorIndex ) )
|
|
{
|
|
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
|
|
do {
|
|
std::ostringstream ostr;
|
|
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
|
|
ostr << " * [INFO] invalid colorIndex at line " << line << ", column ";
|
|
ostr << column << "\n";
|
|
ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
|
|
ostr << " * [INFO] message: '" << proc.GetError() << "'";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
}
|
|
else if( !glob.compare( "coordIndex" ) )
|
|
{
|
|
if( !proc.ReadMFInt( coordIndex ) )
|
|
{
|
|
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
|
|
do {
|
|
std::ostringstream ostr;
|
|
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
|
|
ostr << " * [INFO] invalid coordIndex at line " << line << ", column ";
|
|
ostr << column << "\n";
|
|
ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
|
|
ostr << " * [INFO] message: '" << proc.GetError() << "'";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
}
|
|
else if( !glob.compare( "normalIndex" ) )
|
|
{
|
|
if( !proc.ReadMFInt( normalIndex ) )
|
|
{
|
|
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
|
|
do {
|
|
std::ostringstream ostr;
|
|
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
|
|
ostr << " * [INFO] invalid normalIndex at line " << line << ", column ";
|
|
ostr << column << "\n";
|
|
ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
|
|
ostr << " * [INFO] message: '" << proc.GetError() << "'";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
}
|
|
else if( !glob.compare( "color" ) )
|
|
{
|
|
if( !aTopNode->ReadNode( proc, this, NULL ) )
|
|
{
|
|
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
|
|
do {
|
|
std::ostringstream ostr;
|
|
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
|
|
ostr << " * [INFO] could not read color node information";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
}
|
|
else if( !glob.compare( "coord" ) )
|
|
{
|
|
if( !aTopNode->ReadNode( proc, this, NULL ) )
|
|
{
|
|
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
|
|
do {
|
|
std::ostringstream ostr;
|
|
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
|
|
ostr << " * [INFO] could not read coord node information";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
}
|
|
else if( !glob.compare( "normal" ) )
|
|
{
|
|
if( !aTopNode->ReadNode( proc, this, NULL ) )
|
|
{
|
|
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
|
|
do {
|
|
std::ostringstream ostr;
|
|
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
|
|
ostr << " * [INFO] could not read normal node information";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
}
|
|
else if( !glob.compare( "texCoord" ) )
|
|
{
|
|
if( !aTopNode->ReadNode( proc, this, NULL ) )
|
|
{
|
|
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
|
|
do {
|
|
std::ostringstream ostr;
|
|
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
|
|
ostr << " * [INFO] could not read texCoord node information";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
|
|
do {
|
|
std::ostringstream ostr;
|
|
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
|
|
ostr << " * [INFO] bad IndexedFaceSet at line " << line << ", column ";
|
|
ostr << column << "\n";
|
|
ostr << " * [INFO] file: '" << proc.GetFileName() << "'";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
} // while( true ) -- reading contents of IndexedFaceSet{}
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
SGNODE* WRL2FACESET::TranslateToSG( SGNODE* aParent )
|
|
{
|
|
S3D::SGTYPES ptype = S3D::GetSGNodeType( aParent );
|
|
|
|
if( NULL != aParent && ptype != S3D::SGTYPE_SHAPE )
|
|
{
|
|
#ifdef DEBUG_VRML2
|
|
do {
|
|
std::ostringstream ostr;
|
|
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
|
|
ostr << " * [BUG] IndexedFaceSet does not have a Shape parent (parent ID: ";
|
|
ostr << ptype << ")";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
return NULL;
|
|
}
|
|
|
|
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 2 )
|
|
do {
|
|
std::ostringstream ostr;
|
|
ostr << " * [INFO] Translating IndexedFaceSet with " << m_Children.size();
|
|
ostr << " children, " << m_Refs.size() << " references, ";
|
|
ostr << m_BackPointers.size() << " backpointers and ";
|
|
ostr << coordIndex.size() << " coord indices";
|
|
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
|
|
} while( 0 );
|
|
#endif
|
|
|
|
if( m_sgNode )
|
|
{
|
|
if( NULL != aParent )
|
|
{
|
|
if( NULL == S3D::GetSGNodeParent( m_sgNode )
|
|
&& !S3D::AddSGNodeChild( aParent, m_sgNode ) )
|
|
{
|
|
return NULL;
|
|
}
|
|
else if( aParent != S3D::GetSGNodeParent( m_sgNode )
|
|
&& !S3D::AddSGNodeRef( aParent, m_sgNode ) )
|
|
{
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
return m_sgNode;
|
|
}
|
|
|
|
size_t vsize = coordIndex.size();
|
|
|
|
if( NULL == coord || vsize < 3 )
|
|
return NULL;
|
|
|
|
WRLVEC3F* pcoords;
|
|
size_t coordsize;
|
|
((WRL2COORDS*) coord)->GetCoords( pcoords, coordsize );
|
|
|
|
if( coordsize < 3 )
|
|
return NULL;
|
|
|
|
// check that all indices are valid
|
|
for( size_t idx = 0; idx < vsize; ++idx )
|
|
{
|
|
if( coordIndex[idx] < 0 )
|
|
continue;
|
|
|
|
if( coordIndex[idx] >= (int)coordsize )
|
|
return NULL;
|
|
}
|
|
|
|
SHAPE lShape;
|
|
FACET* fp = NULL;
|
|
size_t iCoord;
|
|
int idx; // coordinate index
|
|
size_t cidx = 0; // color index
|
|
SGCOLOR pc1;
|
|
|
|
if( NULL == color )
|
|
{
|
|
// no per-vertex colors; we can save a few CPU cycles
|
|
for( iCoord = 0; iCoord < vsize; ++iCoord )
|
|
{
|
|
idx = coordIndex[iCoord];
|
|
|
|
if( idx < 0 )
|
|
{
|
|
if( NULL != fp )
|
|
{
|
|
if( fp->HasMinPoints() )
|
|
fp = NULL;
|
|
else
|
|
fp->Init();
|
|
}
|
|
|
|
continue;
|
|
}
|
|
|
|
// if the coordinate is bad then skip it
|
|
if( idx >= (int)coordsize )
|
|
continue;
|
|
|
|
if( NULL == fp )
|
|
fp = lShape.NewFacet();
|
|
|
|
// push the vertex value and index
|
|
fp->AddVertex( pcoords[idx], idx );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
WRL2COLOR* cn = (WRL2COLOR*) color;
|
|
WRLVEC3F tc;
|
|
|
|
for( iCoord = 0; iCoord < vsize; ++iCoord )
|
|
{
|
|
idx = coordIndex[iCoord];
|
|
|
|
if( idx < 0 )
|
|
{
|
|
if( NULL != fp )
|
|
{
|
|
if( fp->HasMinPoints() )
|
|
fp = NULL;
|
|
else
|
|
fp->Init();
|
|
}
|
|
|
|
if( !colorPerVertex )
|
|
++cidx;
|
|
|
|
continue;
|
|
}
|
|
|
|
// if the coordinate is bad then skip it
|
|
if( idx >= (int)coordsize )
|
|
continue;
|
|
|
|
if( NULL == fp )
|
|
fp = lShape.NewFacet();
|
|
|
|
// push the vertex value and index
|
|
fp->AddVertex( pcoords[idx], idx );
|
|
|
|
// push the color if appropriate
|
|
if( !colorPerVertex )
|
|
{
|
|
if( colorIndex.empty() )
|
|
{
|
|
cn->GetColor( cidx, tc.x, tc.y, tc.z );
|
|
pc1.SetColor( tc.x, tc.y, tc.z );
|
|
fp->AddColor( pc1 );
|
|
}
|
|
else
|
|
{
|
|
if( cidx < colorIndex.size() )
|
|
cn->GetColor( colorIndex[cidx], tc.x, tc.y, tc.z );
|
|
else
|
|
cn->GetColor( colorIndex.back(), tc.x, tc.y, tc.z );
|
|
|
|
pc1.SetColor( tc.x, tc.y, tc.z );
|
|
fp->AddColor( pc1 );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if( colorIndex.empty() )
|
|
{
|
|
cn->GetColor( idx, tc.x, tc.y, tc.z );
|
|
pc1.SetColor( tc.x, tc.y, tc.z );
|
|
fp->AddColor( pc1 );
|
|
}
|
|
else
|
|
{
|
|
if( iCoord < colorIndex.size() )
|
|
cn->GetColor( colorIndex[iCoord], tc.x, tc.y, tc.z );
|
|
else
|
|
cn->GetColor( colorIndex.back(), tc.x, tc.y, tc.z );
|
|
|
|
pc1.SetColor( tc.x, tc.y, tc.z );
|
|
fp->AddColor( pc1 );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
SGNODE* np = NULL;
|
|
|
|
if( ccw )
|
|
np = lShape.CalcShape( aParent, NULL, ORD_CCW, creaseLimit, true );
|
|
else
|
|
np = lShape.CalcShape( aParent, NULL, ORD_CLOCKWISE, creaseLimit, true );
|
|
|
|
return np;
|
|
}
|
|
|
|
|
|
void WRL2FACESET::unlinkChildNode( const WRL2NODE* aNode )
|
|
{
|
|
if( NULL == aNode )
|
|
return;
|
|
|
|
if( aNode->GetParent() == this )
|
|
{
|
|
if( aNode == color )
|
|
color = NULL;
|
|
else if( aNode == coord )
|
|
coord = NULL;
|
|
else if( aNode == normal )
|
|
normal = NULL;
|
|
else if( aNode == texCoord )
|
|
texCoord = NULL;
|
|
|
|
}
|
|
|
|
WRL2NODE::unlinkChildNode( aNode );
|
|
return;
|
|
}
|
|
|
|
|
|
void WRL2FACESET::unlinkRefNode( const WRL2NODE* aNode )
|
|
{
|
|
if( NULL == aNode )
|
|
return;
|
|
|
|
if( aNode->GetParent() != this )
|
|
{
|
|
if( aNode == color )
|
|
color = NULL;
|
|
else if( aNode == coord )
|
|
coord = NULL;
|
|
else if( aNode == normal )
|
|
normal = NULL;
|
|
else if( aNode == texCoord )
|
|
texCoord = NULL;
|
|
|
|
}
|
|
|
|
WRL2NODE::unlinkRefNode( aNode );
|
|
return;
|
|
}
|
|
|
|
|
|
bool WRL2FACESET::HasColors( void )
|
|
{
|
|
if( NULL == color )
|
|
return false;
|
|
|
|
return ((WRL2COLOR*) color)->HasColors();
|
|
}
|