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kicad/plugins/3d/vrml/v1/vrml1_base.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015-2016 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 "vrml1_base.h"
#include "vrml1_separator.h"
#include "vrml1_material.h"
#include "vrml1_matbinding.h"
#include "vrml1_coords.h"
#include "vrml1_switch.h"
#include "vrml1_faceset.h"
#include "vrml1_transform.h"
#include "vrml1_shapehints.h"
#include "plugins/3dapi/ifsg_all.h"
WRL1BASE::WRL1BASE() : WRL1NODE( NULL )
{
m_useInline = false;
m_Type = WRL1_BASE;
m_dictionary = new NAMEREGISTER;
return;
}
WRL1BASE::~WRL1BASE()
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 2 )
std::cerr << " * [INFO] Destroying virtual base node\n";
#endif
cancelDict();
return;
}
// functions inherited from WRL1NODE
bool WRL1BASE::SetParent( WRL1NODE* aParent )
{
#ifdef DEBUG_VRML1
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [BUG] attempting to set parent on WRL1BASE node\n";
#endif
return false;
}
void WRL1BASE::SetEnableInline( bool enable )
{
m_useInline = enable;
return;
}
bool WRL1BASE::GetEnableInline( void )
{
return m_useInline;
}
SGNODE* WRL1BASE::AddInlineData( const std::string& aName, WRL1INLINE* aObject )
{
std::map< std::string, WRL1INLINE* >::iterator dp = m_inlineModels.find( aName );
// XXX;
// qwerty;
return NULL;
}
SGNODE* WRL1BASE::GetInlineData( const std::string& aName, WRL1INLINE* aObject )
{
// XXX;
// qwerty;
return NULL;
}
void WRL1BASE::DelInlineData( const std::string& aName, WRL1INLINE* aObject )
{
// XXX;
// qwerty;
return;
}
std::string WRL1BASE::GetName( void )
{
#ifdef DEBUG_VRML1
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [BUG] attempting to extract name from virtual base node\n";
#endif
return std::string( "" );
}
bool WRL1BASE::SetName( const std::string& aName )
{
#ifdef DEBUG_VRML1
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [BUG] attempting to set name on virtual base node\n";
#endif
return false;
}
bool WRL1BASE::Read( WRLPROC& proc )
{
if( proc.GetVRMLType() != VRML_V1 )
{
#ifdef DEBUG_VRML1
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [BUG] no open file or file is not a VRML1 file\n";
#endif
return false;
}
std::string glob;
WRL1NODES ntype;
if( !proc.ReadName( glob ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
if( !proc.eof() )
{
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << proc.GetError() << "\n";
}
#endif
return false;
}
// Process node name: only Separator, Switch and DEF are acceptable;
// WWWAnchor and LOD will not be supported
if( !glob.compare( "DEF" ) )
{
// read the name and discard it; we must not add it to the dictionary
// because that invites the possibility of a circular reference
for( int i = 0; i < 2; ++i )
{
if( !proc.ReadName( glob ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << proc.GetError() << "\n";
#endif
return false;
}
}
}
ntype = getNodeTypeID( glob );
size_t line = 0;
size_t column = 0;
proc.GetFilePosData( line, column );
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 2 )
std::cerr << " * [INFO] Processing node '" << glob << "' ID: " << ntype << "\n";
#endif
if( ntype != WRL1_SEPARATOR && ntype != WRL1_SWITCH )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] bad file - top node is not a Separator or Switch\n";
#endif
return false;
}
switch( ntype )
{
case WRL1_SEPARATOR:
if( !readSeparator( proc, this, NULL ) )
return false;
break;
default:
if( !readSwitch( proc, this, NULL ) )
return false;
}
return true;
}
bool WRL1BASE::implementUse( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
{
if( NULL != aNode )
*aNode = NULL;
if( !aParent )
{
#ifdef DEBUG_VRML1
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [BUG] invoked with NULL parent\n";
#endif
return false;
}
std::string glob;
if( !proc.ReadName( glob ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << proc.GetError() << "\n";
#endif
return false;
}
WRL1NODE* ref = aParent->FindNode( glob );
// return 'true' - the file may be defective but it may still be somewhat OK
if( NULL == ref )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] node '" << glob << "' not found\n";
#endif
return true;
}
if( !aParent->AddRefNode( ref ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] failed to add node '" << glob << "' (";
std::cerr << ref->GetNodeTypeName( ref->GetNodeType() ) << ") to parent of type ";
std::cerr << aParent->GetNodeTypeName( aParent->GetNodeType() ) << "\n";
#endif
return false;
}
if( NULL != aNode )
*aNode = ref;
return true;
}
bool WRL1BASE::implementDef( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
{
if( NULL != aNode )
*aNode = NULL;
if( NULL == aParent )
{
#ifdef DEBUG_VRML1
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [BUG] invalid parent pointer (NULL)\n";
#endif
return false;
}
std::string glob;
WRL1NODE* lnode = NULL;
if( !proc.ReadName( glob ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << proc.GetError() << "\n";
#endif
return false;
}
size_t line, column;
proc.GetFilePosData( line, column );
if( ReadNode( proc, aParent, &lnode ) )
{
if( NULL != aNode )
*aNode = lnode;
if( lnode && !lnode->SetName( glob ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
size_t line, column;
proc.GetFilePosData( line, column );
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] bad formatting (invalid name) at line";
std::cerr << line << ", column " << column << "\n";
#endif
return false;
}
if( !m_dictionary )
return false;
m_dictionary->AddName( glob, lnode );
return true;
}
return false;
}
bool WRL1BASE::ReadNode( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
{
// This function reads a node and stores a pointer to it in aNode.
// A value 'true' is returned if a node is successfully read or,
// if the node is not supported, successfully discarded. Callers
// must always check the value of aNode when the function returns
// 'true' since it will be NULL if the node type is not supported.
if( NULL != aNode )
*aNode = NULL;
if( NULL == aParent )
{
#ifdef DEBUG_VRML1
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [BUG] invalid parent pointer (NULL)\n";
#endif
return false;
}
std::string glob;
WRL1NODES ntype;
if( !proc.ReadName( glob ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
if( !proc.eof() )
{
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << proc.GetError() << "\n";
}
#endif
return false;
}
// Process node name:
// the names encountered at this point should be one of the
// built-in node names or one of:
// DEF, USE
if( !glob.compare( "USE" ) )
{
if( !implementUse( proc, aParent, aNode ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << proc.GetError() << "\n";
#endif
return false;
}
return true;
}
if( !glob.compare( "DEF" ) )
{
if( !implementDef( proc, aParent, aNode ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << proc.GetError() << "\n";
#endif
return false;
}
return true;
}
ntype = getNodeTypeID( glob );
size_t line = 0;
size_t column = 0;
proc.GetFilePosData( line, column );
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 2 )
std::cerr << " * [INFO] Processing node '" << glob << "' ID: " << ntype << "\n";
#endif
switch( ntype )
{
//
// items to be implemented:
//
case WRL1_SEPARATOR:
if( !readSeparator( proc, aParent, aNode ) )
return false;
break;
case WRL1_SWITCH:
if( !readSwitch( proc, aParent, aNode ) )
return false;
break;
case WRL1_MATERIAL:
if( !readMaterial( proc, aParent, aNode ) )
return false;
break;
case WRL1_MATERIALBINDING:
if( !readMatBinding( proc, aParent, aNode ) )
return false;
break;
case WRL1_COORDINATE3:
if( !readCoords( proc, aParent, aNode ) )
return false;
break;
case WRL1_INDEXEDFACESET:
if( !readFaceSet( proc, aParent, aNode ) )
return false;
break;
case WRL1_TRANSFORM:
case WRL1_TRANSLATION:
case WRL1_ROTATION:
case WRL1_SCALE:
if( !readTransform( proc, aParent, aNode ) )
return false;
break;
case WRL1_SHAPEHINTS:
if( !readShapeHints( proc, aParent, aNode ) )
return false;
break;
//
// items not implemented or for optional future implementation:
//
default:
proc.GetFilePosData( line, column );
if( !proc.DiscardNode() )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
std::cerr << proc.GetError() << "\n";
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [INFO] could not discard node at line " << line;
std::cerr << ", column " << column << "\n";
#endif
return false;
}
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
else
{
std::cerr << " * [INFO] discarded node '" << glob << "' at line ";
std::cerr << line << ", col " << column << " (currently unsupported)\n";
}
#endif
break;
}
return true;
}
bool WRL1BASE::Read( WRLPROC& proc, WRL1BASE* aTopNode )
{
// this function makes no sense in the base node
#ifdef DEBUG_VRML1
std::cerr << proc.GetError() << "\n";
std::cerr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
std::cerr << " * [BUG] this method must never be invoked on a WRL1BASE object\n";
#endif
return false;
}
bool WRL1BASE::readSeparator( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
{
if( NULL != aNode )
*aNode = NULL;
WRL1SEPARATOR* np = new WRL1SEPARATOR( m_dictionary, aParent );
if( !np->Read( proc, this ) )
{
delete np;
return false;
}
if( NULL != aNode )
*aNode = (WRL1NODE*) np;
return true;
}
bool WRL1BASE::readSwitch( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
{
WRL1SWITCH* np = new WRL1SWITCH( m_dictionary, aParent );
if( !np->Read( proc, this ) )
{
delete np;
return false;
}
if( NULL != aNode )
*aNode = (WRL1NODE*) np;
return true;
}
bool WRL1BASE::readMaterial( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
{
if( NULL != aNode )
*aNode = NULL;
WRL1MATERIAL* np = new WRL1MATERIAL( m_dictionary, aParent );
if( !np->Read( proc, this ) )
{
delete np;
return false;
}
if( NULL != aNode )
*aNode = (WRL1NODE*) np;
return true;
}
bool WRL1BASE::readMatBinding( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
{
if( NULL != aNode )
*aNode = NULL;
WRL1MATBINDING* np = new WRL1MATBINDING( m_dictionary, aParent );
if( !np->Read( proc, this ) )
{
delete np;
return false;
}
if( NULL != aNode )
*aNode = (WRL1NODE*) np;
return true;
}
bool WRL1BASE::readCoords( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
{
if( NULL != aNode )
*aNode = NULL;
WRL1COORDS* np = new WRL1COORDS( m_dictionary, aParent );
if( !np->Read( proc, this ) )
{
delete np;
return false;
}
if( NULL != aNode )
*aNode = (WRL1NODE*) np;
return true;
}
bool WRL1BASE::readFaceSet( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
{
if( NULL != aNode )
*aNode = NULL;
WRL1FACESET* np = new WRL1FACESET( m_dictionary, aParent );
if( !np->Read( proc, this ) )
{
delete np;
return false;
}
if( NULL != aNode )
*aNode = (WRL1NODE*) np;
return true;
}
bool WRL1BASE::readTransform( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
{
if( NULL != aNode )
*aNode = NULL;
WRL1TRANSFORM* np = new WRL1TRANSFORM( m_dictionary, aParent );
if( !np->Read( proc, this ) )
{
delete np;
return false;
}
if( NULL != aNode )
*aNode = (WRL1NODE*) np;
return true;
}
bool WRL1BASE::readShapeHints( WRLPROC& proc, WRL1NODE* aParent, WRL1NODE** aNode )
{
if( NULL != aNode )
*aNode = NULL;
WRL1SHAPEHINTS* np = new WRL1SHAPEHINTS( m_dictionary, aParent );
if( !np->Read( proc, this ) )
{
delete np;
return false;
}
if( NULL != aNode )
*aNode = (WRL1NODE*) np;
return true;
}
SGNODE* WRL1BASE::TranslateToSG( SGNODE* aParent, bool calcNormals )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 2 )
std::cerr << " * [INFO] Translating VRML1 Base with " << m_Items.size();
std::cerr << " items\n";
#endif
if( m_Items.empty() )
return NULL;
if( m_Items.size() != 1 )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
std::cerr << " * [INFO] Bad VRML file, >1 top level transform (";
std::cerr << m_Items.size() << ")\n";
#endif
return NULL;
}
return (*m_Items.begin())->TranslateToSG( NULL, true );
}
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