kicad/plugins/3d/vrml/v1/vrml1_separator.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 <sstream>
#include <wx/log.h>
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#include "vrml1_base.h"
#include "vrml1_separator.h"
#include "plugins/3dapi/ifsg_all.h"
WRL1SEPARATOR::WRL1SEPARATOR( NAMEREGISTER* aDictionary ) : WRL1NODE( aDictionary )
{
m_Type = WRL1_SEPARATOR;
return;
}
WRL1SEPARATOR::WRL1SEPARATOR( NAMEREGISTER* aDictionary, WRL1NODE* aParent ) :
WRL1NODE( aDictionary )
{
m_Type = WRL1_SEPARATOR;
m_Parent = aParent;
if( NULL != m_Parent )
m_Parent->AddChildNode( this );
return;
}
WRL1SEPARATOR::~WRL1SEPARATOR()
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 2 )
do {
std::ostringstream ostr;
ostr << " * [INFO] Destroying Separator with " << m_Children.size();
ostr << " children, " << m_Refs.size() << " references and ";
ostr << m_BackPointers.size() << " backpointers";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
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#endif
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return;
}
// functions inherited from WRL1NODE
bool WRL1SEPARATOR::Read( WRLPROC& proc, WRL1BASE* aTopNode )
{
if( NULL == aTopNode )
{
#ifdef DEBUG_VRML1
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [BUG] aTopNode is NULL";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
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#endif
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return false;
}
size_t line, column;
proc.GetFilePosData( line, column );
char tok = proc.Peek();
if( proc.eof() )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] bad file format; unexpected eof at line ";
ostr << line << ", column " << column;
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
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#endif
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return false;
}
if( '{' != tok )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
do {
std::ostringstream ostr;
ostr << proc.GetError() << "\n";
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] bad file format; expecting '{' but got '" << tok;
ostr << "' at line " << line << ", column " << column;
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
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#endif
return false;
}
proc.Pop();
while( true )
{
if( proc.Peek() == '}' )
{
proc.Pop();
break;
}
proc.GetFilePosData( line, column );
if( !aTopNode->ReadNode( proc, this, NULL ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] bad file format; unexpected eof at line ";
ostr << line << ", column " << column;
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
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#endif
return false;
}
if( proc.Peek() == ',' )
proc.Pop();
} // while( true ) -- reading contents of Separator{}
return true;
}
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SGNODE* WRL1SEPARATOR::TranslateToSG( SGNODE* aParent, WRL1STATUS* sp )
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{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 2 )
do {
std::ostringstream ostr;
ostr << " * [INFO] Translating Separator with " << m_Children.size();
ostr << " children, " << m_Refs.size() << " references and ";
ostr << m_BackPointers.size() << " backpointers (total ";
ostr << m_Items.size() << " items)";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
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#endif
if( !m_Parent )
{
#ifdef DEBUG
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [BUG] Separator has no parent";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
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return NULL;
}
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if( sp != NULL )
m_current = *sp;
else
m_current.Init();
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S3D::SGTYPES ptype = S3D::GetSGNodeType( aParent );
if( NULL != aParent && ptype != S3D::SGTYPE_TRANSFORM )
{
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#ifdef DEBUG_VRML1
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [BUG] Separator does not have a Transform parent (parent ID: ";
ostr << ptype << ")";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
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#endif
return NULL;
}
IFSG_TRANSFORM txNode( aParent );
bool hasContent = false;
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std::list< WRL1NODE* >::iterator sI = m_Items.begin();
std::list< WRL1NODE* >::iterator eI = m_Items.end();
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SGNODE* node = txNode.GetRawPtr();
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while( sI != eI )
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{
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if( NULL != (*sI)->TranslateToSG( node, &m_current ) )
hasContent = true;
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++sI;
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}
if( !hasContent )
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{
txNode.Destroy();
return NULL;
}
return node;
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}