x3d_coords.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2016 Cirilo Bernardo <[email protected]>
 * Copyright (C) 2021 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
 
#include <iostream>
#include <wx/xml/xml.h>
#include <wx/tokenzr.h>
#include <wx/log.h>
#include "x3d_ops.h"
#include "x3d_coords.h"
 
 
X3DCOORDS::X3DCOORDS() : X3DNODE()
{
 m_Type = X3D_COORDINATE;
}
 
 
X3DCOORDS::X3DCOORDS( X3DNODE* aParent ) : X3DNODE()
{
 m_Type = X3D_COORDINATE;
 
 if( nullptr != aParent )
 {
 X3DNODES ptype = aParent->GetNodeType();
 
 if( X3D_INDEXED_FACE_SET == ptype )
 m_Parent = aParent;
 }
 
 if( nullptr != m_Parent )
 m_Parent->AddChildNode( this );
}
 
 
X3DCOORDS::~X3DCOORDS()
{
 wxLogTrace( traceVrmlPlugin, wxT( " * [INFO] Destroying Coordinate" ) );
}
 
 
bool X3DCOORDS::Read( wxXmlNode* aNode, X3DNODE* aTopNode, X3D_DICT& aDict )
{
 if( nullptr == aTopNode || nullptr == aNode )
 return false;
 
 m_Dict = &aDict;
 wxXmlAttribute* prop;
 
 for( prop = aNode->GetAttributes(); prop != nullptr; prop = prop->GetNext() )
 {
 const wxString& pname = prop->GetName();
 
 if( pname == wxT( "DEF" ) )
 {
 m_Name = prop->GetValue();
 m_Dict->AddName( m_Name, this );
 }
 else if( pname == wxT( "point" ) )
 {
 // Save points to vector as doubles
 wxStringTokenizer plist( prop->GetValue() );
 double point = 0.0;
 WRLVEC3F pt;
 int i = 0;
 
 while( plist.HasMoreTokens() )
 {
 if( plist.GetNextToken().ToCDouble( &point ) )
 {
 // note: coordinates are multiplied by 2.54 to retain
 // legacy behavior of 1 X3D unit = 0.1 inch; the SG*
 // classes expect all units in mm.
 switch( i % 3 )
 {
 case 0:
 pt.x = point * 2.54;
 break;
 
 case 1:
 pt.y = point * 2.54;
 break;
 
 case 2:
 pt.z = point * 2.54;
 points.push_back( pt );
 break;
 
 }
 }
 else
 {
 return false;
 }
 
 ++i;
 }
 }
 }
 
 if( points.size() < 3 )
 return false;
 
 if( !SetParent( aTopNode ) )
 return false;
 
 return true;
}
 
 
bool X3DCOORDS::SetParent( X3DNODE* aParent, bool doUnlink )
{
 if( aParent == m_Parent )
 return true;
 
 if( nullptr != aParent )
 {
 X3DNODES nt = aParent->GetNodeType();
 
 if( nt != X3D_INDEXED_FACE_SET )
 return false;
 }
 
 if( nullptr != m_Parent && doUnlink )
 m_Parent->unlinkChildNode( this );
 
 m_Parent = aParent;
 
 if( nullptr != m_Parent )
 m_Parent->AddChildNode( this );
 
 return true;
}
 
 
bool X3DCOORDS::AddChildNode( X3DNODE* aNode )
{
 return false;
}
 
 
bool X3DCOORDS::AddRefNode( X3DNODE* aNode )
{
 return false;
}
 
 
void X3DCOORDS::GetCoords( WRLVEC3F*& aCoordList, size_t& aListSize )
{
 if( points.size() < 3 )
 {
 aCoordList = nullptr;
 aListSize = 0;
 return;
 }
 
 aCoordList = &points[0];
 aListSize = points.size();
}
 
 
SGNODE* X3DCOORDS::TranslateToSG( SGNODE* aParent )
{
 return nullptr;
}