442 lines
12 KiB
C++
442 lines
12 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 "vrml2_base.h"
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#include "vrml2_appearance.h"
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#include "plugins/3dapi/ifsg_all.h"
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WRL2APPEARANCE::WRL2APPEARANCE() : WRL2NODE()
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{
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material = NULL;
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texture = NULL;
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textureTransform = NULL;
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m_Type = WRL2_APPEARANCE;
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return;
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}
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WRL2APPEARANCE::WRL2APPEARANCE( WRL2NODE* aParent ) : WRL2NODE()
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{
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material = NULL;
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texture = NULL;
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textureTransform = NULL;
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m_Type = WRL2_APPEARANCE;
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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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WRL2APPEARANCE::~WRL2APPEARANCE()
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 2 )
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std::cerr << " * [INFO] Destroying Appearance with " << m_Children.size();
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std::cerr << " children, " << m_Refs.size() << " references and ";
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std::cerr << m_BackPointers.size() << " backpointers\n";
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#endif
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}
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bool WRL2APPEARANCE::checkNodeType( WRL2NODES aType )
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{
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switch( aType )
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{
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case WRL2_MATERIAL:
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case WRL2_IMAGETEXTURE:
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case WRL2_PIXELTEXTURE:
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case WRL2_MOVIETEXTURE:
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case WRL2_TEXTURETRANSFORM:
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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 WRL2APPEARANCE::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 WRL2APPEARANCE::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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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [BUG] NULL passed for aNode\n";
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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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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] bad file format; unexpected child node '";
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std::cerr << aNode->GetNodeTypeName( type ) << "'\n";
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#endif
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return false;
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}
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if( WRL2_MATERIAL == type )
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{
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if( NULL != material )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] bad file format; multiple material nodes\n";
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#endif
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return false;
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}
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material = aNode;
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return WRL2NODE::AddRefNode( aNode );
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}
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if( WRL2_TEXTURETRANSFORM == type )
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{
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if( NULL != textureTransform )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] bad file format; multiple textureTransform nodes\n";
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#endif
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return false;
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}
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textureTransform = aNode;
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return WRL2NODE::AddRefNode( aNode );
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}
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if( NULL != texture )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] bad file format; multiple texture nodes\n";
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#endif
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return false;
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}
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texture = aNode;
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return WRL2NODE::AddRefNode( aNode );
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}
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bool WRL2APPEARANCE::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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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [BUG] NULL passed for aNode\n";
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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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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] bad file format; unexpected child node '";
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std::cerr << aNode->GetNodeTypeName( type ) << "'\n";
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#endif
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return false;
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}
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if( WRL2_MATERIAL == type )
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{
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if( NULL != material )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] bad file format; multiple material nodes\n";
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#endif
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return false;
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}
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material = aNode;
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return WRL2NODE::AddChildNode( aNode );
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}
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if( WRL2_TEXTURETRANSFORM == type )
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{
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if( NULL != textureTransform )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] bad file format; multiple textureTransform nodes\n";
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#endif
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return false;
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}
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textureTransform = aNode;
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return WRL2NODE::AddChildNode( aNode );
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}
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if( NULL != texture )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] bad file format; multiple texture nodes\n";
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#endif
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return false;
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}
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texture = aNode;
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return WRL2NODE::AddChildNode( aNode );
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}
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bool WRL2APPEARANCE::Read( WRLPROC& proc, WRL2BASE* aTopNode )
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{
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if( NULL == aTopNode )
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{
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#ifdef DEBUG_VRML2
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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [BUG] aTopNode is NULL\n";
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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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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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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] bad file format; unexpected eof at line ";
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std::cerr << line << ", column " << column << "\n";
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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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std::cerr << proc.GetError() << "\n";
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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] bad file format; expecting '{' but got '" << tok;
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std::cerr << "' at line " << line << ", column " << column << "\n";
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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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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << proc.GetError() << "\n";
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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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// material
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// texture
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// textureTransform
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proc.GetFilePosData( line, column );
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if( !glob.compare( "material" ) )
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{
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if( !aTopNode->ReadNode( proc, this, NULL ) )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] could not read material information\n";
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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( "texture" ) )
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{
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if( !aTopNode->ReadNode( proc, this, NULL ) )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] could not read texture information\n";
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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( "textureTransform" ) )
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{
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if( !aTopNode->ReadNode( proc, this, NULL ) )
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] could not read textureTransform information\n";
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#endif
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return false;
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}
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}
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else
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{
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#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [INFO] bad Appearance at line " << line << ", column ";
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std::cerr << column << "\n";
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std::cerr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
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#endif
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return false;
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}
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} // while( true ) -- reading contents of Appearance{}
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return true;
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}
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SGNODE* WRL2APPEARANCE::TranslateToSG( SGNODE* aParent, bool calcNormals )
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{
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if( NULL == material && NULL == texture )
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return NULL;
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S3D::SGTYPES ptype = S3D::GetSGNodeType( aParent );
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if( NULL != aParent && ptype != S3D::SGTYPE_SHAPE )
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{
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#ifdef DEBUG_VRML2
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std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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std::cerr << " * [BUG] Appearance does not have a Shape parent (parent ID: ";
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std::cerr << ptype << ")\n";
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#endif
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return NULL;
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}
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if( m_sgNode )
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{
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if( NULL != aParent && aParent != S3D::GetSGNodeParent( m_sgNode )
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&& !S3D::AddSGNodeRef( aParent, m_sgNode ) )
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{
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return NULL;
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}
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return m_sgNode;
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}
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if( NULL != texture )
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{
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// use a default gray appearance
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IFSG_APPEARANCE matNode( aParent );
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matNode.SetEmissive( 0.0, 0.0, 0.0 );
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matNode.SetSpecular( 0.65, 0.65, 0.65 );
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matNode.SetDiffuse( 0.65, 0.65, 0.65 );
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matNode.SetAmbient( 0.99 );
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matNode.SetShininess( 0.2 );
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matNode.SetTransparency( 0.0 );
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m_sgNode = matNode.GetRawPtr();
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return m_sgNode;
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}
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m_sgNode = material->TranslateToSG( aParent, calcNormals );
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return m_sgNode;
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}
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void WRL2APPEARANCE::unlinkChildNode( const WRL2NODE* aNode )
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{
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if( NULL == aNode )
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return;
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if( aNode->GetParent() == this )
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{
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if( aNode == material )
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material = NULL;
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else if( aNode == texture )
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texture = NULL;
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else if( aNode == textureTransform )
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textureTransform = NULL;
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}
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WRL2NODE::unlinkChildNode( aNode );
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return;
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}
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void WRL2APPEARANCE::unlinkRefNode( const WRL2NODE* aNode )
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{
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if( NULL == aNode )
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return;
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if( aNode->GetParent() != this )
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{
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if( aNode == material )
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material = NULL;
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else if( aNode == texture )
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texture = NULL;
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else if( aNode == textureTransform )
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textureTransform = NULL;
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}
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WRL2NODE::unlinkRefNode( aNode );
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return;
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}
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