/* * This program source code file is part of KiCad, a free EDA CAD application. * * Copyright (C) 2015-2016 Cirilo Bernardo * * 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 #include #include #include "vrml2_base.h" #include "vrml2_transform.h" #include "plugins/3dapi/ifsg_all.h" WRL2TRANSFORM::WRL2TRANSFORM() : WRL2NODE() { m_Type = WRL2_TRANSFORM; return; } WRL2TRANSFORM::WRL2TRANSFORM( WRL2NODE* aParent ) : WRL2NODE() { m_Type = WRL2_TRANSFORM; m_Parent = aParent; if( NULL != m_Parent ) m_Parent->AddChildNode( this ); return; } WRL2TRANSFORM::~WRL2TRANSFORM() { #if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 2 ) do { std::ostringstream ostr; ostr << " * [INFO] Destroying Transform 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 ); #endif return; } bool WRL2TRANSFORM::isDangling( void ) { // a Transform node is never dangling return false; } // functions inherited from WRL2NODE bool WRL2TRANSFORM::Read( WRLPROC& proc, WRL2BASE* aTopNode ) { /* * Structure of a Transform node (p.120): * * Transform { * eventIn MFNode addChildren * eventIn MFNode removeChildren * exposedField SFVec3f center 0 0 0 * exposedField MFNode children [] * exposedField SFRotation rotation 0 0 1 0 * exposedField SFVec3f scale 1 1 1 * exposedField SFRotation scaleOrientation 0 0 1 0 * exposedField SFVec3f translation 0 0 0 * field SFVec3f bboxCenter 0 0 0 * field SFVec3f bboxSize 0 0 0 * } */ if( NULL == aTopNode ) { #ifdef DEBUG_VRML2 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 ); #endif return false; } center.x = 0.0; center.y = 0.0; center.z = 0.0; translation = center; bboxCenter = center; bboxSize = center; rotation.x = 0.0; rotation.y = 0.0; rotation.z = 1.0; rotation.w = 0.0; scaleOrientation = rotation; scale.x = 1.0; scale.y = 1.0; scale.z = 1.0; size_t line, column; proc.GetFilePosData( line, column ); char tok = proc.Peek(); if( proc.eof() ) { #if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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 ); #endif return false; } if( '{' != tok ) { #if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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 ); #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 ) do { std::ostringstream ostr; ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n"; ostr << proc.GetError(); wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() ); } while( 0 ); #endif return false; } // expecting one of: // center // children // rotation // scale // ScaleOrientation // translation proc.GetFilePosData( line, column ); if( !glob.compare( "center" ) ) { if( !proc.ReadSFVec3f( center ) ) { #if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 ) do { std::ostringstream ostr; ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n"; ostr << " * [INFO] invalid center at line " << line << ", column "; ostr << column << "\n"; ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n"; ostr << " * [INFO] message: '" << proc.GetError() << "'"; wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() ); } while( 0 ); #endif return false; } // convert from 1 VRML Unit = 0.1 inch to 1 VRML Unit = 1 mm center.x *= 2.54f; center.y *= 2.54f; center.z *= 2.54f; } else if( !glob.compare( "rotation" ) ) { if( !proc.ReadSFRotation( rotation ) ) { #if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 ) do { std::ostringstream ostr; ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n"; ostr << " * [INFO] invalid rotation at line " << line << ", column "; ostr << column << "\n"; ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n"; ostr << " * [INFO] message: '" << proc.GetError() << "'"; wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() ); } while( 0 ); #endif return false; } } else if( !glob.compare( "scale" ) ) { if( !proc.ReadSFVec3f( scale ) ) { #if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 ) do { std::ostringstream ostr; ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n"; ostr << " * [INFO] invalid scale at line " << line << ", column "; ostr << column << "\n"; ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n"; ostr << " * [INFO] message: '" << proc.GetError() << "'"; wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() ); } while( 0 ); #endif return false; } } else if( !glob.compare( "scaleOrientation" ) ) { if( !proc.ReadSFRotation( scaleOrientation ) ) { #if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 ) do { std::ostringstream ostr; ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n"; ostr << " * [INFO] invalid scaleOrientation at line " << line << ", column "; ostr << column << "\n"; ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n"; ostr << " * [INFO] message: '" << proc.GetError() << "'"; wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() ); } while( 0 ); #endif return false; } } else if( !glob.compare( "translation" ) ) { if( !proc.ReadSFVec3f( translation ) ) { #if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 ) do { std::ostringstream ostr; ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n"; ostr << " * [INFO] invalid translation at line " << line << ", column "; ostr << column << "\n"; ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n"; ostr << " * [INFO] message: '" << proc.GetError() << "'"; wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() ); } while( 0 ); #endif return false; } // convert from 1 VRML Unit = 0.1 inch to 1 VRML Unit = 1 mm translation.x *= 2.54f; translation.y *= 2.54f; translation.z *= 2.54f; } else if( !glob.compare( "children" ) ) { if( !readChildren( proc, aTopNode ) ) return false; } else { #if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 ) do { std::ostringstream ostr; ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n"; ostr << " * [INFO] bad Transform at line " << line << ", column "; ostr << column << "\n"; ostr << " * [INFO] file: '" << proc.GetFileName() << "'"; wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() ); } while( 0 ); #endif return false; } } // while( true ) -- reading contents of Transform{} return true; } bool WRL2TRANSFORM::AddRefNode( WRL2NODE* aNode ) { if( NULL == aNode ) { #ifdef DEBUG_VRML2 do { std::ostringstream ostr; ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n"; ostr << " * [BUG] NULL passed as node pointer"; wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() ); } while( 0 ); #endif return false; } // take possession if the node is dangling WRL2_SHAPE if( WRL2_SHAPE == aNode->GetNodeType() && aNode->isDangling() ) { WRL2NODE* np = aNode->GetParent(); if( NULL != np ) aNode->SetParent( this ); if( !WRL2NODE::AddChildNode( aNode ) ) { aNode->SetParent( NULL ); return false; } } if( !WRL2NODE::AddRefNode( aNode ) ) return false; return true; } bool WRL2TRANSFORM::readChildren( 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 ) 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 ); #endif return false; } if( '[' != tok ) { // since there are no delimeters we expect a single child if( !aTopNode->ReadNode( proc, this, NULL ) ) return false; if( proc.Peek() == ',' ) proc.Pop(); return true; } proc.Pop(); while( true ) { if( proc.Peek() == ']' ) { proc.Pop(); break; } if( !aTopNode->ReadNode( proc, this, NULL ) ) return false; if( proc.Peek() == ',' ) proc.Pop(); } return true; } SGNODE* WRL2TRANSFORM::TranslateToSG( SGNODE* aParent ) { #if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 2 ) do { std::ostringstream ostr; ostr << " * [INFO] Translating Transform 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 ); #endif if( m_Children.empty() && m_Refs.empty() ) return NULL; S3D::SGTYPES ptype = S3D::GetSGNodeType( aParent ); if( NULL != aParent && ptype != S3D::SGTYPE_TRANSFORM ) { #ifdef DEBUG_VRML2 do { std::ostringstream ostr; ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n"; ostr << " * [BUG] Transform does not have a Transform parent (parent ID: "; ostr << ptype << ")"; wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() ); } while( 0 ); #endif return NULL; } if( m_sgNode ) { if( NULL != aParent ) { if( NULL == S3D::GetSGNodeParent( m_sgNode ) && !S3D::AddSGNodeChild( aParent, m_sgNode ) ) { return NULL; } else if( aParent != S3D::GetSGNodeParent( m_sgNode ) && !S3D::AddSGNodeRef( aParent, m_sgNode ) ) { return NULL; } } return m_sgNode; } IFSG_TRANSFORM txNode( aParent ); std::list< WRL2NODE* >::iterator sC = m_Children.begin(); std::list< WRL2NODE* >::iterator eC = m_Children.end(); WRL2NODES type; // Include only the following in a Transform node: // Shape // Switch // Transform // Inline bool test = false; // set to true if there are any subnodes for display for( int i = 0; i < 2; ++i ) { while( sC != eC ) { type = (*sC)->GetNodeType(); switch( type ) { case WRL2_SHAPE: case WRL2_SWITCH: case WRL2_INLINE: case WRL2_TRANSFORM: if( NULL != (*sC)->TranslateToSG( txNode.GetRawPtr() ) ) test = true; break; default: break; } ++ sC; } sC = m_Refs.begin(); eC = m_Refs.end(); } if( false == test ) { txNode.Destroy(); return NULL; } txNode.SetScale( SGPOINT( scale.x, scale.y, scale.z ) ); txNode.SetCenter( SGPOINT( center.x, center.y, center.z ) ); txNode.SetTranslation( SGPOINT( translation.x, translation.y, translation.z ) ); txNode.SetScaleOrientation( SGVECTOR( scaleOrientation.x, scaleOrientation.y, scaleOrientation.z ), scaleOrientation.w ); txNode.SetRotation( SGVECTOR( rotation.x, rotation.y, rotation.z), rotation.w ); m_sgNode = txNode.GetRawPtr(); return m_sgNode; }