538 lines
14 KiB
C++
538 lines
14 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_shape.h"
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#include "plugins/3dapi/ifsg_all.h"
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#include "vrml2_faceset.h"
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WRL2SHAPE::WRL2SHAPE() : WRL2NODE()
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{
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appearance = NULL;
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geometry = NULL;
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m_Type = WRL2_SHAPE;
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return;
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}
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WRL2SHAPE::WRL2SHAPE( WRL2NODE* aParent ) : WRL2NODE()
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{
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appearance = NULL;
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geometry = NULL;
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m_Type = WRL2_SHAPE;
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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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WRL2SHAPE::~WRL2SHAPE()
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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 Shape 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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bool WRL2SHAPE::isDangling( void )
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{
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// this node is dangling unless it has a parent of type:
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// WRL2_TRANSFORM
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// WRL2_SWITCH
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if( NULL == m_Parent
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|| ( m_Parent->GetNodeType() != WRL2_TRANSFORM
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&& m_Parent->GetNodeType() != WRL2_SWITCH ) )
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return true;
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return false;
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}
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bool WRL2SHAPE::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_APPEARANCE == type )
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{
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if( NULL != appearance )
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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 appearance 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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appearance = aNode;
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return WRL2NODE::AddRefNode( aNode );
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}
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if( NULL != geometry )
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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 geometry 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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geometry = aNode;
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return WRL2NODE::AddRefNode( aNode );
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}
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bool WRL2SHAPE::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_APPEARANCE == type )
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{
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if( NULL != appearance )
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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 appearance 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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appearance = aNode;
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return WRL2NODE::AddChildNode( aNode );
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}
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if( NULL != geometry )
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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 geometry 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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geometry = aNode;
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return WRL2NODE::AddChildNode( aNode );
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}
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bool WRL2SHAPE::checkNodeType( WRL2NODES aType )
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{
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switch( aType )
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{
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case WRL2_APPEARANCE:
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case WRL2_BOX:
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case WRL2_CONE:
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case WRL2_CYLINDER:
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case WRL2_ELEVATIONGRID:
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case WRL2_EXTRUSION:
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case WRL2_INDEXEDFACESET:
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case WRL2_INDEXEDLINESET:
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case WRL2_POINTSET:
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case WRL2_SPHERE:
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case WRL2_TEXT:
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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 WRL2SHAPE::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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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [BUG] aTopNode is NULL";
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wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
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} while( 0 );
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#endif
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return false;
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}
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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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// appearance
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// geometry
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proc.GetFilePosData( line, column );
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if( !glob.compare( "appearance" ) )
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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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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [INFO] could not read appearance information";
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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( "geometry" ) )
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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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do {
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std::ostringstream ostr;
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ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
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ostr << " * [INFO] could not read geometry information";
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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
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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 Shape at line " << line << ", column ";
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ostr << column << "\n";
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ostr << " * [INFO] file: '" << proc.GetFileName() << "'";
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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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} // while( true ) -- reading contents of Shape{}
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return true;
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}
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SGNODE* WRL2SHAPE::TranslateToSG( SGNODE* aParent )
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{
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if( NULL == geometry )
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return NULL;
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WRL2NODES geomType = geometry->GetNodeType();
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switch( geomType )
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{
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case WRL2_INDEXEDLINESET:
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case WRL2_POINTSET:
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case WRL2_TEXT:
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return NULL;
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break;
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default:
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break;
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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] Translating Shape 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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bool vcolors = false;
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if( WRL2_INDEXEDFACESET == geometry->GetNodeType() )
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vcolors = ((WRL2FACESET*)geometry)->HasColors();
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// if there is no appearance, make use of the per vertex colors if available
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if( NULL == appearance )
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{
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if( WRL2_INDEXEDFACESET != geometry->GetNodeType() )
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return NULL;
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if( !vcolors )
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return NULL;
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}
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S3D::SGTYPES ptype = S3D::GetSGNodeType( aParent );
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if( NULL != aParent && ptype != S3D::SGTYPE_TRANSFORM )
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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] Shape does not have a Transform parent (parent ID: ";
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ostr << ptype << ")";
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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 NULL;
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}
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if( m_sgNode )
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{
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if( NULL != aParent )
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{
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if( NULL == S3D::GetSGNodeParent( m_sgNode )
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&& !S3D::AddSGNodeChild( aParent, m_sgNode ) )
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{
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return NULL;
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}
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else if( 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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}
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return m_sgNode;
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}
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IFSG_SHAPE shNode( aParent );
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SGNODE* pShape = shNode.GetRawPtr();
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SGNODE* pGeom = geometry->TranslateToSG( pShape );
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SGNODE* pApp = NULL;
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if( NULL != appearance )
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pApp = appearance->TranslateToSG( pShape );
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if( ( NULL != appearance && NULL == pApp ) || NULL == pGeom )
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{
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if( pGeom )
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{
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IFSG_FACESET tmp( false );
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tmp.Attach( pGeom );
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tmp.Destroy();
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}
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if( pApp )
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{
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IFSG_APPEARANCE tmp( false );
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tmp.Attach( pApp );
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tmp.Destroy();
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}
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shNode.Destroy();
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return NULL;
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}
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m_sgNode = shNode.GetRawPtr();
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return m_sgNode;
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}
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void WRL2SHAPE::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 == appearance )
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appearance = NULL;
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else if( aNode == geometry )
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geometry = NULL;
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WRL2NODE::unlinkChildNode( aNode );
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return;
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}
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void WRL2SHAPE::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 == appearance )
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appearance = NULL;
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else if( aNode == geometry )
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geometry = NULL;
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WRL2NODE::unlinkRefNode( aNode );
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return;
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}
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