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kicad/plugins/3d/vrml/v2/vrml2_pointset.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2016 Cirilo Bernardo <cirilo.bernardo@gmail.com>
*
* 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 "vrml2_base.h"
#include "vrml2_pointset.h"
#include "vrml2_coords.h"
#include "vrml2_color.h"
#include "plugins/3dapi/ifsg_all.h"
WRL2POINTSET::WRL2POINTSET() : WRL2NODE()
{
setDefaults();
m_Type = WRL2_POINTSET;
return;
}
WRL2POINTSET::WRL2POINTSET( WRL2NODE* aParent ) : WRL2NODE()
{
setDefaults();
m_Type = WRL2_POINTSET;
m_Parent = aParent;
if( NULL != m_Parent )
m_Parent->AddChildNode( this );
return;
}
WRL2POINTSET::~WRL2POINTSET()
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 2 )
std::cerr << " * [INFO] Destroying PointSet with " << m_Children.size();
std::cerr << " children, " << m_Refs.size() << " references and ";
std::cerr << m_BackPointers.size() << " backpointers\n";
#endif
return;
}
void WRL2POINTSET::setDefaults( void )
{
color = NULL;
coord = NULL;
}
bool WRL2POINTSET::checkNodeType( WRL2NODES aType )
{
// nodes must be one of:
// Color
// Coordinate
switch( aType )
{
case WRL2_COLOR:
case WRL2_COORDINATE:
break;
default:
return false;
break;
}
return true;
}
bool WRL2POINTSET::isDangling( void )
{
// this node is dangling unless it has a parent of type WRL2_SHAPE
if( NULL == m_Parent || m_Parent->GetNodeType() != WRL2_SHAPE )
return true;
return false;
}
bool WRL2POINTSET::AddRefNode( WRL2NODE* aNode )
{
if( NULL == aNode )
{
#ifdef DEBUG_VRML2
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [BUG] NULL passed for aNode\n";
#endif
return false;
}
WRL2NODES type = aNode->GetNodeType();
if( !checkNodeType( type ) )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] bad file format; unexpected child node '";
std::cerr << aNode->GetNodeTypeName( type ) << "'\n";
#endif
return false;
}
if( WRL2_COLOR == type )
{
if( NULL != color )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] bad file format; multiple color nodes\n";
#endif
return false;
}
color = aNode;
return WRL2NODE::AddRefNode( aNode );
}
if( WRL2_COORDINATE == type )
{
if( NULL != coord )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] bad file format; multiple coordinate nodes\n";
#endif
return false;
}
coord = aNode;
return WRL2NODE::AddRefNode( aNode );
}
return WRL2NODE::AddRefNode( aNode );
}
bool WRL2POINTSET::AddChildNode( WRL2NODE* aNode )
{
if( NULL == aNode )
{
#ifdef DEBUG_VRML2
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [BUG] NULL passed for aNode\n";
#endif
return false;
}
WRL2NODES type = aNode->GetNodeType();
if( !checkNodeType( type ) )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] bad file format; unexpected child node '";
std::cerr << aNode->GetNodeTypeName( type ) << "'\n";
#endif
return false;
}
if( WRL2_COLOR == type )
{
if( NULL != color )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] bad file format; multiple color nodes\n";
#endif
return false;
}
color = aNode;
return WRL2NODE::AddChildNode( aNode );
}
if( WRL2_COORDINATE == type )
{
if( NULL != coord )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] bad file format; multiple coordinate nodes\n";
#endif
return false;
}
coord = aNode;
return WRL2NODE::AddChildNode( aNode );
}
return WRL2NODE::AddChildNode( aNode );
}
bool WRL2POINTSET::Read( WRLPROC& proc, WRL2BASE* aTopNode )
{
size_t line, column;
proc.GetFilePosData( line, column );
char tok = proc.Peek();
if( proc.eof() )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] bad file format; unexpected eof at line ";
std::cerr << line << ", column " << column << "\n";
#endif
return false;
}
if( '{' != tok )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
std::cerr << proc.GetError() << "\n";
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] bad file format; expecting '{' but got '" << tok;
std::cerr << "' at line " << line << ", column " << column << "\n";
#endif
return false;
}
proc.Pop();
std::string glob;
while( true )
{
if( proc.Peek() == '}' )
{
proc.Pop();
break;
}
if( !proc.ReadName( glob ) )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << proc.GetError() << "\n";
#endif
return false;
}
// expecting one of:
// color
// coord
proc.GetFilePosData( line, column );
if( !glob.compare( "color" ) )
{
if( !aTopNode->ReadNode( proc, this, NULL ) )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] could not read color node information\n";
#endif
return false;
}
}
else if( !glob.compare( "coord" ) )
{
if( !aTopNode->ReadNode( proc, this, NULL ) )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] could not read coord node information\n";
#endif
return false;
}
}
else
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] bad PointSet at line " << line << ", column ";
std::cerr << column << "\n";
std::cerr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
#endif
return false;
}
} // while( true ) -- reading contents of PointSet{}
return true;
}
SGNODE* WRL2POINTSET::TranslateToSG( SGNODE* aParent, bool calcNormals )
{
// note: there are no plans to support drawing of points
return NULL;
}
void WRL2POINTSET::unlinkChildNode( const WRL2NODE* aNode )
{
if( NULL == aNode )
return;
if( aNode->GetParent() == this )
{
if( aNode == color )
color = NULL;
else if( aNode == coord )
coord = NULL;
}
WRL2NODE::unlinkChildNode( aNode );
return;
}
void WRL2POINTSET::unlinkRefNode( const WRL2NODE* aNode )
{
if( NULL == aNode )
return;
if( aNode->GetParent() != this )
{
if( aNode == color )
color = NULL;
else if( aNode == coord )
coord = NULL;
}
WRL2NODE::unlinkRefNode( aNode );
return;
}
bool WRL2POINTSET::HasColors( void )
{
if( NULL == color )
return false;
return ((WRL2COLOR*) color)->HasColors();
}
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