536 lines
16 KiB
C++
536 lines
16 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) 2015-2016 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_transform.h"
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#include "plugins/3dapi/ifsg_all.h"
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WRL2TRANSFORM::WRL2TRANSFORM() : WRL2NODE()
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{
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m_Type = WRL2NODES::WRL2_TRANSFORM;
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return;
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}
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WRL2TRANSFORM::WRL2TRANSFORM( WRL2NODE* aParent ) : WRL2NODE()
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{
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m_Type = WRL2NODES::WRL2_TRANSFORM;
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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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WRL2TRANSFORM::~WRL2TRANSFORM()
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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 Transform 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 WRL2TRANSFORM::isDangling( void )
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{
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// a Transform node is never dangling
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return false;
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}
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// functions inherited from WRL2NODE
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bool WRL2TRANSFORM::Read( WRLPROC& proc, WRL2BASE* aTopNode )
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{
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/*
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* Structure of a Transform node (p.120):
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*
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* Transform {
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* eventIn MFNode addChildren
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* eventIn MFNode removeChildren
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* exposedField SFVec3f center 0 0 0
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* exposedField MFNode children []
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* exposedField SFRotation rotation 0 0 1 0
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* exposedField SFVec3f scale 1 1 1
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* exposedField SFRotation scaleOrientation 0 0 1 0
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* exposedField SFVec3f translation 0 0 0
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* field SFVec3f bboxCenter 0 0 0
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* field SFVec3f bboxSize 0 0 0
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* }
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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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center.x = 0.0;
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center.y = 0.0;
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center.z = 0.0;
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translation = center;
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bboxCenter = center;
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bboxSize = center;
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rotation.x = 0.0;
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rotation.y = 0.0;
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rotation.z = 1.0;
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rotation.w = 0.0;
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scaleOrientation = rotation;
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scale.x = 1.0;
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scale.y = 1.0;
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scale.z = 1.0;
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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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// center
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// children
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// rotation
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// scale
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// ScaleOrientation
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// translation
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proc.GetFilePosData( line, column );
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if( !glob.compare( "center" ) )
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{
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if( !proc.ReadSFVec3f( center ) )
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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] invalid center at line " << line << ", column ";
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ostr << column << "\n";
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ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
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ostr << " * [INFO] message: '" << 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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// convert from 1 VRML Unit = 0.1 inch to 1 VRML Unit = 1 mm
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center.x *= 2.54f;
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center.y *= 2.54f;
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center.z *= 2.54f;
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}
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else if( !glob.compare( "rotation" ) )
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{
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if( !proc.ReadSFRotation( rotation ) )
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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] invalid rotation at line " << line << ", column ";
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ostr << column << "\n";
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ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
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ostr << " * [INFO] message: '" << 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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}
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else if( !glob.compare( "scale" ) )
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{
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if( !proc.ReadSFVec3f( scale ) )
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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] invalid scale at line " << line << ", column ";
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ostr << column << "\n";
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ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
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ostr << " * [INFO] message: '" << 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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}
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else if( !glob.compare( "scaleOrientation" ) )
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{
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if( !proc.ReadSFRotation( scaleOrientation ) )
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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] invalid scaleOrientation at line " << line << ", column ";
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ostr << column << "\n";
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ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
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ostr << " * [INFO] message: '" << 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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}
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else if( !glob.compare( "translation" ) )
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{
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if( !proc.ReadSFVec3f( translation ) )
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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] invalid translation at line " << line << ", column ";
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ostr << column << "\n";
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ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
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ostr << " * [INFO] message: '" << 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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// convert from 1 VRML Unit = 0.1 inch to 1 VRML Unit = 1 mm
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translation.x *= 2.54f;
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translation.y *= 2.54f;
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translation.z *= 2.54f;
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}
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else if( !glob.compare( "children" ) )
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{
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if( !readChildren( proc, aTopNode ) )
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return false;
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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 Transform 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 Transform{}
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return true;
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}
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bool WRL2TRANSFORM::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 as node pointer";
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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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// take possession if the node is dangling WRL2_SHAPE
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if( WRL2NODES::WRL2_SHAPE == aNode->GetNodeType() && aNode->isDangling() )
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{
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WRL2NODE* np = aNode->GetParent();
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if( NULL != np )
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aNode->SetParent( this );
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if( !WRL2NODE::AddChildNode( aNode ) )
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{
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aNode->SetParent( NULL );
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return false;
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}
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}
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if( !WRL2NODE::AddRefNode( aNode ) )
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return false;
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return true;
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}
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bool WRL2TRANSFORM::readChildren( WRLPROC& proc, WRL2BASE* aTopNode )
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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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// since there are no delimeters we expect a single child
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if( !aTopNode->ReadNode( proc, this, NULL ) )
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return false;
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if( proc.Peek() == ',' )
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proc.Pop();
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return true;
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}
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proc.Pop();
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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( !aTopNode->ReadNode( proc, this, NULL ) )
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return false;
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if( proc.Peek() == ',' )
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proc.Pop();
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}
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return true;
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}
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SGNODE* WRL2TRANSFORM::TranslateToSG( SGNODE* aParent )
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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 Transform 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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if( m_Children.empty() && m_Refs.empty() )
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return NULL;
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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] Transform 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_TRANSFORM txNode( aParent );
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std::list< WRL2NODE* >::iterator sC = m_Children.begin();
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std::list< WRL2NODE* >::iterator eC = m_Children.end();
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WRL2NODES type;
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// Include only the following in a Transform node:
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// Shape
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// Switch
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// Transform
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// Inline
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bool test = false; // set to true if there are any subnodes for display
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for( int i = 0; i < 2; ++i )
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{
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while( sC != eC )
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{
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type = (*sC)->GetNodeType();
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switch( type )
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{
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case WRL2NODES::WRL2_SHAPE:
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case WRL2NODES::WRL2_SWITCH:
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case WRL2NODES::WRL2_INLINE:
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case WRL2NODES::WRL2_TRANSFORM:
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if( NULL != (*sC)->TranslateToSG( txNode.GetRawPtr() ) )
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test = true;
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break;
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default:
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break;
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}
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++ sC;
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}
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sC = m_Refs.begin();
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eC = m_Refs.end();
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}
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if( false == test )
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{
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txNode.Destroy();
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return NULL;
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}
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txNode.SetScale( SGPOINT( scale.x, scale.y, scale.z ) );
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txNode.SetCenter( SGPOINT( center.x, center.y, center.z ) );
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txNode.SetTranslation( SGPOINT( translation.x, translation.y, translation.z ) );
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txNode.SetScaleOrientation( SGVECTOR( scaleOrientation.x, scaleOrientation.y,
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scaleOrientation.z ), scaleOrientation.w );
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txNode.SetRotation( SGVECTOR( rotation.x, rotation.y, rotation.z), rotation.w );
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m_sgNode = txNode.GetRawPtr();
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return m_sgNode;
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}
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