1431 lines
46 KiB
C++
1431 lines
46 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) 2007-2008 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
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* Copyright (C) 2007 Kicad Developers, see change_log.txt for contributors.
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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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/* This source is a complement to specctra.cpp and implements the export to
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specctra dsn file format. The specification for the grammar of the specctra
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dsn file used to develop this code is given here:
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http://tech.groups.yahoo.com/group/kicad-users/files/ then file "specctra.pdf"
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Also see the comments at the top of the specctra.cpp file itself.
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*/
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#include "specctra.h"
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#include "collectors.h"
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#include "wxPcbStruct.h" // Change_Side_Module()
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#include "pcbstruct.h" // HISTORY_NUMBER
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#include "autorout.h" // NET_CODES_OK
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#include "trigo.h" // RotatePoint()
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#include <set> // std::set
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#include <map> // std::map
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#include <boost/utility.hpp> // boost::addressof()
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using namespace DSN;
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// see wxPcbStruct.h
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void WinEDA_PcbFrame::ExportToSpecctra( wxCommandEvent& event )
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{
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wxString fullFileName = GetScreen()->m_FileName;
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wxString path;
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wxString name;
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wxString ext;
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wxString dsn_ext = wxT( ".dsn" );
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wxString mask = wxT( "*" ) + dsn_ext;
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wxFileName::SplitPath( fullFileName, &path, &name, &ext );
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name += dsn_ext;
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fullFileName = EDA_FileSelector( _( "Specctra DSN file:" ),
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path,
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name, // name.ext without path!
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dsn_ext,
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mask,
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this,
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wxFD_SAVE,
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FALSE
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);
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if( fullFileName == wxEmptyString )
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return;
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SPECCTRA_DB db;
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bool ok = true;
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wxString errorText;
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BASE_SCREEN* screen = GetScreen();
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bool wasModified = screen->IsModify() && !screen->IsSave();
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db.SetPCB( SPECCTRA_DB::MakePCB() );
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SetLocaleTo_C_standard( ); // Switch the locale to standard C
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// DSN Images (=Kicad MODULES and pads) must be presented from the
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// top view. So we temporarily flip any modules which are on the back
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// side of the board to the front, and record this in the MODULE's flag field.
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db.FlipMODULEs( m_Pcb );
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try
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{
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db.FromBOARD( m_Pcb );
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db.ExportPCB( fullFileName, true );
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// if an exception is thrown by FromBOARD or ExportPCB(), then
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// ~SPECCTRA_DB() will close the file.
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}
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catch( IOError ioe )
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{
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ok = false;
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// copy the error string to safe place, ioe is in this scope only.
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errorText = ioe.errorText;
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}
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SetLocaleTo_Default( ); // revert to the current locale
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// done assuredly, even if an exception was thrown and caught.
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db.RevertMODULEs( m_Pcb );
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// The two calls below to BOARD::Change_Side_Module(), both set the
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// modified flag, yet their actions cancel each other out, so it should
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// be ok to clear the modify flag.
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if( !wasModified )
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screen->ClrModify();
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if( ok )
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{
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Affiche_Message( wxString( _("BOARD exported OK.")) );
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}
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else
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{
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errorText += '\n';
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errorText += _("Unable to export, please fix and try again.");
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DisplayError( this, errorText );
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}
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}
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namespace DSN {
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const KICAD_T SPECCTRA_DB::scanPADs[] = { TYPE_PAD, EOT };
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/**
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* Function scale
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* converts a distance from kicad units to our reported specctra dsn units:
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* 1/10000 inches (deci-mils) to mils. So the factor of 10 comes in.
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*/
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static inline double scale( int kicadDist )
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{
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return kicadDist/10.0;
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}
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static inline double mapX( int x )
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{
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return scale(x);
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}
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static inline double mapY( int y )
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{
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return -scale(y); // make y negative, since it is increasing going down.
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}
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/**
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* Function mapPt
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* converts a Kicad point into a DSN file point. Kicad's BOARD coordinates
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* are in deci-mils (i.e. 1/10,000th of an inch) and we are exporting in units
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* of mils, so we have to divide by 10.
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*/
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static POINT mapPt( const wxPoint& pt )
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{
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POINT ret;
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ret.x = mapX( pt.x );
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ret.y = mapY( pt.y );
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ret.FixNegativeZero();
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return ret;
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}
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/**
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* Function findPoint
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* searches for a DRAWSEGMENT with an end point or start point of aPoint, and
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* if found, removes it from the TYPE_COLLECTOR and returns it, else returns NULL.
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* @param aPoint The starting or ending point to search for.
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* @return DRAWSEGMENT* - The first DRAWSEGMENT that has a start or end point matching
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* aPoint, otherwise NULL if none.
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*/
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static DRAWSEGMENT* findPoint( const wxPoint& aPoint, TYPE_COLLECTOR* items )
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{
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for( int i=0; i<items->GetCount(); ++i )
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{
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DRAWSEGMENT* graphic = (DRAWSEGMENT*) (*items)[i];
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wxASSERT( graphic->Type() == TYPE_DRAWSEGMENT );
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if( aPoint == graphic->GetStart() || aPoint == graphic->GetEnd() )
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{
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items->Remove(i);
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return graphic;
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}
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}
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#if defined(DEBUG)
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printf("Unable to find segment matching point (%d,%d)\n",
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aPoint.x, aPoint.y );
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for( int i=0; i<items->GetCount(); ++i )
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{
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DRAWSEGMENT* graphic = (DRAWSEGMENT*) (*items)[i];
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printf( "type=%s, GetStart()=%d,%d GetEnd()=%d,%d\n",
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CONV_TO_UTF8( BOARD_ITEM::ShowShape( (Track_Shapes)graphic->m_Shape ) ),
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graphic->GetStart().x,
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graphic->GetStart().y,
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graphic->GetEnd().x,
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graphic->GetEnd().y );
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}
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#endif
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return NULL;
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}
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/**
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* Function isRoundKeepout
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* decides if the pad is a copper-less through hole which needs to be made into
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* a round keepout.
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*/
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static bool isRoundKeepout( D_PAD* aPad )
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{
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if( aPad->m_PadShape==PAD_CIRCLE )
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{
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if( aPad->m_Drill.x >= aPad->m_Size.x )
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return true;
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if( (aPad->m_Masque_Layer & ALL_CU_LAYERS) == 0 )
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return true;
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}
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return false;
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}
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/**
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* Function makePath
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* creates a PATH element with a single straight line, a pair of vertices.
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*/
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static PATH* makePath( const POINT& aStart, const POINT& aEnd, const std::string& aLayerName )
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{
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PATH* path = new PATH( 0, T_path );
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path->AppendPoint( aStart );
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path->AppendPoint( aEnd );
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path->SetLayerId( aLayerName.c_str() );
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return path;
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}
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/**
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* Struct wxString_less_than
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* is used by std:set<> and std::map<> instantiations which use wxString as their key.
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*/
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struct wxString_less_than
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{
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// a "less than" test on two wxStrings
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bool operator()( const wxString& s1, const wxString& s2) const
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{
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return s1.Cmp( s2 ) < 0; // case specific wxString compare
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}
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};
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/**
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* Function makePADSTACK
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* creates a PADSTACK which matches the given pad. Only pads which do not
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* satisfy the function isKeepout() should be passed to this function.
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* @param aPad The D_PAD which needs to be made into a PADSTACK.
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* @return PADSTACK* - The created padstack, including its padstack_id.
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*/
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PADSTACK* SPECCTRA_DB::makePADSTACK( BOARD* aBoard, D_PAD* aPad )
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{
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char name[80]; // padstack name builder
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std::string uniqifier;
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// caller must do these checks before calling here.
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wxASSERT( !isRoundKeepout( aPad ) );
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PADSTACK* padstack = new PADSTACK();
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int reportedLayers = 0; // how many in reported padstack
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const char* layerName[NB_COPPER_LAYERS];
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uniqifier = '[';
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bool onAllCopperLayers = ( (aPad->m_Masque_Layer & ALL_CU_LAYERS) == ALL_CU_LAYERS );
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if( onAllCopperLayers )
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uniqifier += 'A'; // A for all layers
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const int copperCount = aBoard->GetCopperLayerCount();
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for( int layer=0; layer<copperCount; ++layer )
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{
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int kilayer = pcbLayer2kicad[layer];
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if( onAllCopperLayers || aPad->IsOnLayer( kilayer ) )
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{
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layerName[reportedLayers++] = layerIds[layer].c_str();
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if( !onAllCopperLayers )
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{
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if( layer == 0 )
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uniqifier += 'T';
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else if( layer == copperCount-1 )
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uniqifier += 'B';
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else
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uniqifier += char('0' + layer); // layer index char
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}
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}
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}
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uniqifier += ']';
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POINT dsnOffset;
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if( aPad->m_Offset.x || aPad->m_Offset.y )
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{
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char offsetTxt[32];
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wxPoint offset( aPad->m_Offset.x, aPad->m_Offset.y );
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dsnOffset = mapPt( offset );
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// using '(' or ')' would cause padstack name to be quote wrapped,
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// so use other brackets, and {} locks freerouter.
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sprintf( offsetTxt, "[%.6g,%.6g]", dsnOffset.x, dsnOffset.y );
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uniqifier += offsetTxt;
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}
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switch( aPad->m_PadShape )
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{
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default:
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case PAD_CIRCLE:
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{
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double diameter = scale(aPad->m_Size.x);
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for( int ndx=0; ndx<reportedLayers; ++ndx )
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{
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SHAPE* shape = new SHAPE( padstack );
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padstack->Append( shape );
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CIRCLE* circle = new CIRCLE( shape );
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shape->SetShape( circle );
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circle->SetLayerId( layerName[ndx] );
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circle->SetDiameter( diameter );
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circle->SetVertex( dsnOffset );
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}
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snprintf( name, sizeof(name), "Round%sPad_%.6g_mil",
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uniqifier.c_str(), scale(aPad->m_Size.x) );
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name[ sizeof(name)-1 ] = 0;
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padstack->SetPadstackId( name );
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}
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break;
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case PAD_RECT:
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{
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double dx = scale( aPad->m_Size.x ) / 2.0;
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double dy = scale( aPad->m_Size.y ) / 2.0;
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POINT lowerLeft( -dx, -dy );
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POINT upperRight( dx, dy );
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lowerLeft += dsnOffset;
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upperRight += dsnOffset;
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for( int ndx=0; ndx<reportedLayers; ++ndx )
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{
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SHAPE* shape = new SHAPE( padstack );
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padstack->Append( shape );
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RECTANGLE* rect = new RECTANGLE( shape );
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shape->SetShape( rect );
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rect->SetLayerId( layerName[ndx] );
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rect->SetCorners( lowerLeft, upperRight );
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}
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snprintf( name, sizeof(name), "Rect%sPad_%.6gx%.6g_mil",
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uniqifier.c_str(), scale(aPad->m_Size.x), scale(aPad->m_Size.y) );
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name[ sizeof(name)-1 ] = 0;
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padstack->SetPadstackId( name );
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}
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break;
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case PAD_OVAL:
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{
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double dx = scale( aPad->m_Size.x ) / 2.0;
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double dy = scale( aPad->m_Size.y ) / 2.0;
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double dr = dx - dy;
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double radius;
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POINT start;
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POINT stop;
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if( dr >= 0 ) // oval is horizontal
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{
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radius = dy;
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start = POINT( -dr, 0.0 );
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stop = POINT( dr, 0.0 );
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}
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else // oval is vertical
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{
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radius = dx;
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dr = -dr;
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start = POINT( 0.0, -dr );
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stop = POINT( 0.0, dr );
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}
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start += dsnOffset;
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stop += dsnOffset;
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for( int ndx=0; ndx<reportedLayers; ++ndx )
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{
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SHAPE* shape;
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PATH* path;
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// see http://www.freerouting.net/usren/viewtopic.php?f=3&t=317#p408
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shape = new SHAPE( padstack );
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padstack->Append( shape );
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path = makePath( start, stop, layerName[ndx] );
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shape->SetShape( path );
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path->aperture_width = 2.0 * radius;
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}
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snprintf( name, sizeof(name), "Oval%sPad_%.6gx%.6g_mil",
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uniqifier.c_str(), scale(aPad->m_Size.x), scale(aPad->m_Size.y) );
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name[ sizeof(name)-1 ] = 0;
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padstack->SetPadstackId( name );
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}
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break;
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/*
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case PAD_TRAPEZOID:
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break;
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*/
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}
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return padstack;
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}
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/// data type used to ensure unique-ness of pin names, holding (wxString and int)
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typedef std::map<wxString, int, wxString_less_than> PINMAP;
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IMAGE* SPECCTRA_DB::makeIMAGE( BOARD* aBoard, MODULE* aModule )
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{
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PINMAP pinmap;
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TYPE_COLLECTOR moduleItems;
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wxString padName;
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// get all the MODULE's pads.
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moduleItems.Collect( aModule, scanPADs );
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IMAGE* image = new IMAGE(0);
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image->image_id = CONV_TO_UTF8( aModule->m_LibRef );
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// from the pads, and make an IMAGE using collated padstacks.
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for( int p=0; p<moduleItems.GetCount(); ++p )
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{
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D_PAD* pad = (D_PAD*) moduleItems[p];
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// see if this pad is a through hole with no copper on its perimeter
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if( isRoundKeepout( pad ) )
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{
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double diameter = scale( pad->m_Drill.x );
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POINT vertex = mapPt( pad->m_Pos0 );
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int layerCount = aBoard->GetCopperLayerCount();
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for( int layer=0; layer<layerCount; ++layer )
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{
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KEEPOUT* keepout = new KEEPOUT(image, T_keepout);
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image->keepouts.push_back( keepout );
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CIRCLE* circle = new CIRCLE( keepout );
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keepout->SetShape( circle );
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circle->SetDiameter( diameter );
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circle->SetVertex( vertex );
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circle->SetLayerId( layerIds[layer].c_str() );
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}
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}
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// else if() could there be a square keepout here?
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else
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{
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PADSTACK* padstack = makePADSTACK( aBoard, pad );
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PADSTACKSET::iterator iter = padstackset.find( *padstack );
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if( iter != padstackset.end() )
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{
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// padstack is a duplicate, delete it and use the original
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delete padstack;
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padstack = (PADSTACK*) *iter.base(); // folklore, be careful here
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}
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else
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{
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padstackset.insert( padstack );
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}
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PIN* pin = new PIN(image);
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padName = pad->ReturnStringPadName();
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pin->pin_id = CONV_TO_UTF8( padName );
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if( padName!=wxEmptyString && pinmap.find( padName )==pinmap.end() )
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{
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pinmap[ padName ] = 0;
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}
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else // pad name is a duplicate within this module
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{
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char buf[32];
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int duplicates = ++pinmap[ padName ];
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sprintf( buf, "@%d", duplicates );
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pin->pin_id += buf; // append "@1" or "@2", etc. to pin name
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}
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pin->kiNetCode = pad->GetNet();
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image->pins.push_back( pin );
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pin->padstack_id = padstack->padstack_id;
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int angle = pad->m_Orient - aModule->m_Orient; // tenths of degrees
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if( angle )
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{
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NORMALIZE_ANGLE_POS(angle);
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pin->SetRotation( angle / 10.0 );
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}
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wxPoint pos( pad->m_Pos0 );
|
|
|
|
pin->SetVertex( mapPt( pos ) );
|
|
}
|
|
}
|
|
|
|
#if 1 // enable image (outline) scopes.
|
|
static const KICAD_T scanEDGEs[] = { TYPE_EDGE_MODULE, EOT };
|
|
|
|
// get all the MODULE's EDGE_MODULEs and convert those to DSN outlines.
|
|
moduleItems.Collect( aModule, scanEDGEs );
|
|
|
|
for( int i=0; i<moduleItems.GetCount(); ++i )
|
|
{
|
|
EDGE_MODULE* graphic = (EDGE_MODULE*) moduleItems[i];
|
|
SHAPE* outline;
|
|
PATH* path;
|
|
|
|
switch( graphic->m_Shape )
|
|
{
|
|
case S_SEGMENT:
|
|
outline = new SHAPE( image, T_outline );
|
|
image->Append( outline );
|
|
path = new PATH( outline );
|
|
outline->SetShape( path );
|
|
path->SetAperture( scale( graphic->m_Width ) );
|
|
path->SetLayerId( "signal" );
|
|
path->AppendPoint( mapPt( graphic->m_Start0 ) );
|
|
path->AppendPoint( mapPt( graphic->m_End0 ) );
|
|
break;
|
|
|
|
case S_CIRCLE:
|
|
{
|
|
// this is best done by 4 QARC's but freerouter does not yet support QARCs.
|
|
// for now, support by using line segments.
|
|
|
|
outline = new SHAPE( image, T_outline );
|
|
image->Append( outline );
|
|
path = new PATH( outline );
|
|
outline->SetShape( path );
|
|
path->SetAperture( scale( graphic->m_Width ) );
|
|
path->SetLayerId( "signal" );
|
|
|
|
// Do the math using Kicad units, that way we stay out of the
|
|
// scientific notation range of floating point numbers in the
|
|
// DSN file. We do not parse scientific notation in our own
|
|
// lexer/beautifier, and the spec is not clear that this is
|
|
// required. Fixed point floats are all that should be needed.
|
|
|
|
double radius = hypot( double( graphic->m_Start.x - graphic->m_End.x ),
|
|
double( graphic->m_Start.y - graphic->m_End.y ) );
|
|
|
|
// better if evenly divisible into 360
|
|
const int DEGREE_INTERVAL = 18; // 18 means 20 line segments
|
|
|
|
for( double radians = 0.0; radians < 2*M_PI; radians += DEGREE_INTERVAL * M_PI / 180.0 )
|
|
{
|
|
wxPoint point( int( radius * cos( radians ) ),
|
|
int( radius * sin( radians ) ) );
|
|
|
|
point += graphic->m_Start0; // an offset
|
|
|
|
path->AppendPoint( mapPt(point) );
|
|
}
|
|
}
|
|
break;
|
|
|
|
case S_RECT:
|
|
case S_ARC:
|
|
default:
|
|
D( printf("makeIMAGE(): unsupported shape %s\n",
|
|
CONV_TO_UTF8( BOARD_ITEM::ShowShape( (Track_Shapes)graphic->m_Shape)) );)
|
|
continue;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
return image;
|
|
}
|
|
|
|
|
|
PADSTACK* SPECCTRA_DB::makeVia( int aCopperDiameter, int aDrillDiameter,
|
|
int aTopLayer, int aBotLayer )
|
|
{
|
|
char name[48];
|
|
PADSTACK* padstack = new PADSTACK();
|
|
|
|
double dsnDiameter = scale( aCopperDiameter );
|
|
|
|
for( int layer=aTopLayer; layer<=aBotLayer; ++layer )
|
|
{
|
|
SHAPE* shape = new SHAPE( padstack );
|
|
padstack->Append( shape );
|
|
|
|
CIRCLE* circle = new CIRCLE( shape );
|
|
shape->SetShape( circle );
|
|
|
|
circle->SetDiameter( dsnDiameter );
|
|
circle->SetLayerId( layerIds[layer].c_str() );
|
|
}
|
|
|
|
snprintf( name, sizeof(name), "Via[%d-%d]_%.6g:%.6g_mil",
|
|
aTopLayer, aBotLayer, dsnDiameter,
|
|
// encode the drill value into the name for later import
|
|
scale( aDrillDiameter )
|
|
);
|
|
name[ sizeof(name)-1 ] = 0;
|
|
padstack->SetPadstackId( name );
|
|
|
|
return padstack;
|
|
}
|
|
|
|
|
|
PADSTACK* SPECCTRA_DB::makeVia( const SEGVIA* aVia )
|
|
{
|
|
int topLayer;
|
|
int botLayer;
|
|
|
|
aVia->ReturnLayerPair( &topLayer, &botLayer );
|
|
|
|
topLayer = kicadLayer2pcb[topLayer];
|
|
botLayer = kicadLayer2pcb[botLayer];
|
|
|
|
if( topLayer > botLayer )
|
|
EXCHG( topLayer, botLayer );
|
|
|
|
return makeVia( aVia->m_Width, aVia->GetDrillValue(), topLayer, botLayer );
|
|
}
|
|
|
|
|
|
void SPECCTRA_DB::fillBOUNDARY( BOARD* aBoard, BOUNDARY* boundary ) throw( IOError )
|
|
{
|
|
TYPE_COLLECTOR items;
|
|
|
|
// get all the DRAWSEGMENTS into 'items', then look for layer == EDGE_N,
|
|
// and those segments comprise the board's perimeter.
|
|
|
|
static const KICAD_T scanDRAWSEGMENTS[] = { TYPE_DRAWSEGMENT, EOT };
|
|
|
|
items.Collect( aBoard, scanDRAWSEGMENTS );
|
|
|
|
bool haveEdges = false;
|
|
|
|
for( int i=0; i<items.GetCount(); )
|
|
{
|
|
DRAWSEGMENT* item = (DRAWSEGMENT*) items[i];
|
|
|
|
wxASSERT( item->Type() == TYPE_DRAWSEGMENT );
|
|
|
|
if( item->GetLayer() != EDGE_N )
|
|
{
|
|
items.Remove( i );
|
|
}
|
|
else
|
|
{
|
|
haveEdges = true;
|
|
++i;
|
|
//D( item->Show( 0, std::cout );)
|
|
}
|
|
}
|
|
|
|
if( haveEdges )
|
|
{
|
|
PATH* path = new PATH( boundary );
|
|
boundary->paths.push_back( path );
|
|
path->layer_id = "pcb";
|
|
|
|
wxPoint prevPt;
|
|
|
|
DRAWSEGMENT* graphic = (DRAWSEGMENT*) items[0];
|
|
|
|
// the first DRAWSEGMENT is in 'graphic*', ok to remove it from 'items'
|
|
items.Remove( 0 );
|
|
|
|
prevPt = graphic->GetEnd();
|
|
path->AppendPoint( mapPt( graphic->GetEnd() ) );
|
|
|
|
// do not append the other end point yet, this first edge item might be an arc
|
|
|
|
for(;;)
|
|
{
|
|
switch( graphic->m_Shape )
|
|
{
|
|
case S_ARC:
|
|
// freerouter does not yet understand arcs, so approximate
|
|
// an arc with a series of short lines and put those
|
|
// line segments into the !same! PATH.
|
|
{
|
|
const int STEPS = 9; // in an arc of 90 degrees
|
|
|
|
wxPoint start = graphic->GetStart();
|
|
wxPoint end = graphic->GetEnd();
|
|
wxPoint center = graphic->m_Start;
|
|
int angle = -graphic->m_Angle;
|
|
|
|
if( prevPt != start )
|
|
{
|
|
wxASSERT( prevPt == graphic->GetEnd() );
|
|
|
|
angle = -angle;
|
|
EXCHG( start, end );
|
|
}
|
|
|
|
wxPoint nextPt;
|
|
|
|
for( int step=1; step<=STEPS; ++step )
|
|
{
|
|
int rotation = ( angle * step )/STEPS;
|
|
|
|
nextPt = start;
|
|
|
|
RotatePoint( &nextPt.x, &nextPt.y, center.x, center.y, rotation );
|
|
|
|
path->AppendPoint( mapPt( nextPt ) );
|
|
}
|
|
|
|
prevPt = nextPt;
|
|
}
|
|
break;
|
|
|
|
case S_CIRCLE:
|
|
// do not output a circle, freerouter does not understand it.
|
|
// this might be a mounting hole or something, ignore it without error
|
|
break;
|
|
|
|
default:
|
|
{
|
|
wxString error;
|
|
|
|
error.Printf( _("Unsupported DRAWSEGMENT type %s"),
|
|
BOARD_ITEM::ShowShape( (Track_Shapes) graphic->m_Shape ).GetData() );
|
|
|
|
ThrowIOError( error );
|
|
}
|
|
break;
|
|
|
|
case S_SEGMENT:
|
|
{
|
|
POINT nextPt;
|
|
|
|
if( prevPt != graphic->GetStart() )
|
|
{
|
|
wxASSERT( prevPt == graphic->GetEnd() );
|
|
nextPt = mapPt( graphic->GetStart() );
|
|
prevPt = graphic->GetStart();
|
|
}
|
|
else
|
|
{
|
|
nextPt = mapPt( graphic->GetStart() );
|
|
prevPt = graphic->GetEnd();
|
|
}
|
|
|
|
path->AppendPoint( nextPt );
|
|
}
|
|
}
|
|
|
|
if( items.GetCount() == 0 )
|
|
break;
|
|
|
|
graphic = findPoint( prevPt, &items );
|
|
if( !graphic )
|
|
{
|
|
wxString error;
|
|
|
|
error << _("Unable to find the next segment with an endpoint of ");
|
|
error << prevPt;
|
|
error << wxChar('\n');
|
|
error << _("Edit Edges_Pcb segments, making them contiguous.");
|
|
ThrowIOError( error );
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
aBoard->ComputeBoundaryBox();
|
|
|
|
RECTANGLE* rect = new RECTANGLE( boundary );
|
|
boundary->rectangle = rect;
|
|
|
|
rect->layer_id = "pcb";
|
|
|
|
// opposite corners
|
|
wxPoint bottomRight;
|
|
bottomRight.x = aBoard->m_BoundaryBox.GetRight();
|
|
bottomRight.y = aBoard->m_BoundaryBox.GetBottom();
|
|
|
|
rect->SetCorners( mapPt( aBoard->m_BoundaryBox.GetOrigin() ),
|
|
mapPt( bottomRight ) );
|
|
}
|
|
}
|
|
|
|
|
|
|
|
typedef std::set<std::string> STRINGSET;
|
|
typedef std::pair<STRINGSET::iterator, bool> STRINGSET_PAIR;
|
|
|
|
|
|
void SPECCTRA_DB::FromBOARD( BOARD* aBoard ) throw( IOError )
|
|
{
|
|
TYPE_COLLECTOR items;
|
|
|
|
static const KICAD_T scanMODULEs[] = { TYPE_MODULE, EOT };
|
|
|
|
// Not all boards are exportable. Check that all reference Ids are unique.
|
|
// Unless they are unique, we cannot import the session file which comes
|
|
// back to us later from the router.
|
|
{
|
|
TYPE_COLLECTOR padItems;
|
|
|
|
items.Collect( aBoard, scanMODULEs );
|
|
|
|
STRINGSET refs; // holds module reference designators
|
|
|
|
for( int i=0; i<items.GetCount(); ++i )
|
|
{
|
|
MODULE* module = (MODULE*) items[i];
|
|
|
|
if( module->GetReference() == wxEmptyString )
|
|
{
|
|
ThrowIOError( _("Component with value of \"%s\" has empty reference id."),
|
|
module->GetValue().GetData() );
|
|
}
|
|
|
|
// if we cannot insert OK, that means the reference has been seen before.
|
|
STRINGSET_PAIR refpair = refs.insert( CONV_TO_UTF8( module->GetReference() ) );
|
|
if( !refpair.second ) // insert failed
|
|
{
|
|
ThrowIOError( _("Multiple components have identical reference IDs of \"%s\"."),
|
|
module->GetReference().GetData() );
|
|
}
|
|
}
|
|
}
|
|
|
|
if( !pcb )
|
|
pcb = SPECCTRA_DB::MakePCB();
|
|
|
|
//-----<layer_descriptor>-----------------------------------------------
|
|
{
|
|
// specctra wants top physical layer first, then going down to the
|
|
// bottom most physical layer in physical sequence.
|
|
// @question : why does Kicad not display layers in that order?
|
|
|
|
buildLayerMaps( aBoard );
|
|
|
|
int layerCount = aBoard->GetCopperLayerCount();
|
|
|
|
for( int pcbNdx=0; pcbNdx<layerCount; ++pcbNdx )
|
|
{
|
|
LAYER* layer = new LAYER( pcb->structure );
|
|
pcb->structure->layers.push_back( layer );
|
|
|
|
layer->name = layerIds[pcbNdx];
|
|
|
|
DSN_T layerType;
|
|
switch( aBoard->GetLayerType( pcbLayer2kicad[pcbNdx] ) )
|
|
{
|
|
default:
|
|
case LT_SIGNAL: layerType = T_signal; break;
|
|
case LT_POWER: layerType = T_power; break;
|
|
case LT_MIXED: layerType = T_mixed; break;
|
|
case LT_JUMPER: layerType = T_jumper; break;
|
|
}
|
|
|
|
layer->layer_type = layerType;
|
|
|
|
layer->properties.push_back( PROPERTY() );
|
|
PROPERTY* property = &layer->properties.back();
|
|
property->name = "index";
|
|
char temp[32];
|
|
sprintf( temp, "%d", pcbNdx );
|
|
property->value = temp;
|
|
}
|
|
}
|
|
|
|
// a space in a quoted token is NOT a terminator, true establishes this.
|
|
pcb->parser->space_in_quoted_tokens = true;
|
|
|
|
//-----<unit_descriptor> & <resolution_descriptor>--------------------
|
|
{
|
|
pcb->unit->units = T_mil;
|
|
pcb->resolution->units = T_mil;
|
|
|
|
// Kicad only supports 1/10th of mil internal coordinates. So to avoid
|
|
// having the router give us back 1/100th of mil coordinates which we
|
|
// will have to round and thereby cause error, we declare our maximum
|
|
// resolution precisely at 1/10th for now. For more on this, see:
|
|
// http://www.freerouting.net/usren/viewtopic.php?f=3&t=354
|
|
pcb->resolution->value = 10;
|
|
}
|
|
|
|
|
|
//-----<boundary_descriptor>------------------------------------------
|
|
{
|
|
// Because fillBOUNDARY() can throw an exception, we link in an
|
|
// empty boundary so the BOUNDARY does not get lost in the event of
|
|
// of an exception.
|
|
BOUNDARY* boundary = new BOUNDARY(0);
|
|
pcb->structure->SetBOUNDARY( boundary );
|
|
fillBOUNDARY( aBoard, boundary );
|
|
}
|
|
|
|
|
|
//-----<rules>--------------------------------------------------------
|
|
{
|
|
// put out these rules, the user can then edit them with a text editor
|
|
char rule[80];
|
|
|
|
int curTrackWidth = aBoard->m_BoardSettings->m_CurrentTrackWidth;
|
|
int curTrackClear = aBoard->m_BoardSettings->m_TrackClearence;
|
|
|
|
// Add .1 mil to the requested clearances as a safety margin.
|
|
// There has been disagreement about interpretation of clearance in the past
|
|
// between Kicad and Freerouter, so keep this safetyMargin until the
|
|
// disagreement is resolved and stable. Freerouter seems to be moving
|
|
// (protected) traces upon loading the DSN file, and even though it seems to sometimes
|
|
// add its own 0.1 to the clearances, I believe this is happening after
|
|
// the load process (and moving traces) so I am of the opinion this is
|
|
// still needed.
|
|
const double safetyMargin = 0.1;
|
|
|
|
double clearance = scale(curTrackClear);
|
|
|
|
STRINGS& rules = pcb->structure->rules->rules;
|
|
|
|
sprintf( rule, "(width %.6g)", scale( curTrackWidth ) );
|
|
rules.push_back( rule );
|
|
|
|
sprintf( rule, "(clearance %.6g)", clearance+safetyMargin );
|
|
rules.push_back( rule );
|
|
|
|
// On a high density board, a typical solder mask clearance will be 2-3 mils.
|
|
// This exposes 2 to 3 mils of bare board around each pad, and would
|
|
// leave only 1 to 2 mils of solder mask between the solder mask's boundary
|
|
// to the edge of any trace within "clearance" of the pad. So we need at least
|
|
// 2 mils *extra* clearance for traces which would come near a pad on
|
|
// a different net. So if the baseline trace to trace clearance was say 4 mils, then
|
|
// the SMD to trace clearance should be at least 6 mils. Also add our safetyMargin.
|
|
sprintf( rule, "(clearance %.6g (type default_smd))", clearance + 2.0 + safetyMargin );
|
|
rules.push_back( rule );
|
|
|
|
/* see: http://www.freerouting.net/usren/viewtopic.php?f=5&t=339#p474
|
|
sprintf( rule, "(clearance %.6g (type pad_to_turn_gap))", clearance + safetyMargin );
|
|
rules.push_back( rule );
|
|
|
|
sprintf( rule, "(clearance %.6g (type smd_to_turn_gap))", clearance + safetyMargin );
|
|
rules.push_back( rule );
|
|
|
|
sprintf( rule, "(clearance %.6g (type via_via))", clearance + safetyMargin );
|
|
rules.push_back( rule );
|
|
|
|
sprintf( rule, "(clearance %.6g (type via_smd))", clearance + safetyMargin );
|
|
rules.push_back( rule );
|
|
|
|
sprintf( rule, "(clearance %.6g (type via_pin))", clearance + safetyMargin );
|
|
rules.push_back( rule );
|
|
|
|
sprintf( rule, "(clearance %.6g (type pin_pin))", clearance + safetyMargin );
|
|
rules.push_back( rule );
|
|
|
|
sprintf( rule, "(clearance %.6g (type smd_pin))", clearance + safetyMargin );
|
|
rules.push_back( rule );
|
|
*/
|
|
|
|
// well, the user is going to text edit these in the DSN file anyway,
|
|
// at least until we have an export dialog.
|
|
|
|
// Pad to pad spacing on a single SMT part can be closer than our
|
|
// clearance, we don't want freerouter complaining about that, so
|
|
// output a significantly smaller pad to pad clearance to freerouter.
|
|
clearance = scale(curTrackClear)/4;
|
|
|
|
sprintf( rule, "(clearance %.6g (type smd_smd))", clearance );
|
|
rules.push_back( rule );
|
|
}
|
|
|
|
|
|
//-----<zone containers become planes>--------------------------------
|
|
{
|
|
static const KICAD_T scanZONEs[] = { TYPE_ZONE_CONTAINER, EOT };
|
|
items.Collect( aBoard, scanZONEs );
|
|
|
|
for( int i=0; i<items.GetCount(); ++i )
|
|
{
|
|
ZONE_CONTAINER* item = (ZONE_CONTAINER*) items[i];
|
|
|
|
COPPER_PLANE* plane = new COPPER_PLANE( pcb->structure );
|
|
pcb->structure->planes.push_back( plane );
|
|
|
|
PATH* polygon = new PATH( plane, T_polygon );
|
|
plane->SetShape( polygon );
|
|
|
|
plane->name = CONV_TO_UTF8( item->m_Netname );
|
|
|
|
polygon->layer_id = layerIds[ kicadLayer2pcb[ item->GetLayer() ] ];
|
|
|
|
int count = item->m_Poly->corner.size();
|
|
for( int j=0; j<count; ++j )
|
|
{
|
|
wxPoint point( item->m_Poly->corner[j].x,
|
|
item->m_Poly->corner[j].y );
|
|
polygon->AppendPoint( mapPt(point) );
|
|
}
|
|
}
|
|
}
|
|
|
|
// keepouts could go here, there are none in Kicad at this time.
|
|
|
|
//-----<build the images, components, and netlist>-----------------------
|
|
{
|
|
PIN_REF empty( pcb->network );
|
|
std::string componentId;
|
|
|
|
// find the highest numbered netCode within the board.
|
|
int highestNetCode = -1;
|
|
for( EQUIPOT* equipot = aBoard->m_Equipots; equipot; equipot = equipot->Next() )
|
|
highestNetCode = MAX( highestNetCode, equipot->GetNet() );
|
|
|
|
deleteNETs();
|
|
|
|
// expand the net vector to highestNetCode+1, setting empty to NULL
|
|
nets.resize( highestNetCode+1, NULL );
|
|
|
|
// skip netcode = 0
|
|
for( unsigned i=1; i<nets.size(); ++i )
|
|
nets[i] = new NET( pcb->network );
|
|
|
|
for( EQUIPOT* equipot = aBoard->m_Equipots; equipot; equipot = equipot->Next() )
|
|
{
|
|
int netcode = equipot->GetNet();
|
|
if( netcode > 0 )
|
|
nets[ netcode ]->net_id = CONV_TO_UTF8( equipot->GetNetname() );
|
|
}
|
|
|
|
items.Collect( aBoard, scanMODULEs );
|
|
|
|
padstackset.clear();
|
|
|
|
for( int m=0; m<items.GetCount(); ++m )
|
|
{
|
|
MODULE* module = (MODULE*) items[m];
|
|
|
|
IMAGE* image = makeIMAGE( aBoard, module );
|
|
|
|
componentId = CONV_TO_UTF8( module->GetReference() );
|
|
|
|
// create a net list entry for all the actual pins in the image
|
|
// for the current module. location of this code is critical
|
|
// because we fabricated some pin names to ensure unique-ness
|
|
// of pin names within a module, do not move this code because
|
|
// the life of this 'IMAGE* image' is not necessarily long. The
|
|
// exported netlist will have some fabricated pin names in it.
|
|
// If you don't like fabricated pin names, then make sure all pads
|
|
// within your MODULEs are uniquely named!
|
|
|
|
for( unsigned p=0; p<image->pins.size(); ++p )
|
|
{
|
|
PIN* pin = &image->pins[p];
|
|
|
|
int netcode = pin->kiNetCode;
|
|
if( netcode > 0 )
|
|
{
|
|
NET* net = nets[netcode];
|
|
|
|
net->pins.push_back( empty );
|
|
|
|
PIN_REF& pin_ref = net->pins.back();
|
|
|
|
pin_ref.component_id = componentId;
|
|
pin_ref.pin_id = pin->pin_id;
|
|
}
|
|
}
|
|
|
|
|
|
IMAGE* registered = pcb->library->LookupIMAGE( image );
|
|
if( registered != image )
|
|
{
|
|
// If our new 'image' is not a unique IMAGE, delete it.
|
|
// and use the registered one, known as 'image' after this.
|
|
delete image;
|
|
image = registered;
|
|
}
|
|
|
|
COMPONENT* comp = pcb->placement->LookupCOMPONENT( image->GetImageId() );
|
|
|
|
PLACE* place = new PLACE( comp );
|
|
comp->places.push_back( place );
|
|
|
|
place->SetRotation( module->m_Orient/10.0 );
|
|
place->SetVertex( mapPt( module->m_Pos ) );
|
|
place->component_id = componentId;
|
|
place->part_number = CONV_TO_UTF8( module->GetValue() );
|
|
|
|
// module is flipped from bottom side, set side to T_back
|
|
if( module->flag )
|
|
{
|
|
int angle = 1800 - module->m_Orient;
|
|
NORMALIZE_ANGLE_POS(angle);
|
|
place->SetRotation( angle/10.0 );
|
|
|
|
place->side = T_back;
|
|
}
|
|
}
|
|
|
|
// copy the SPECCTRA_DB::padstackset to the LIBRARY. Since we are
|
|
// removing, do not increment the iterator
|
|
for( PADSTACKSET::iterator i=padstackset.begin(); i!=padstackset.end();
|
|
i=padstackset.begin() )
|
|
{
|
|
PADSTACKSET::auto_type ps = padstackset.release( i );
|
|
PADSTACK* padstack = ps.release();
|
|
|
|
pcb->library->AddPadstack( padstack );
|
|
}
|
|
|
|
// copy our SPECCTRA_DB::nets to the pcb->network
|
|
for( unsigned n=1; n<nets.size(); ++n )
|
|
{
|
|
NET* net = nets[n];
|
|
if( net->pins.size() )
|
|
{
|
|
// give ownership to pcb->network
|
|
pcb->network->nets.push_back( net );
|
|
nets[n] = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//-----< output the vias >-----------------------------------------------
|
|
{
|
|
// ASSUME: unique pads are now in the padstack list! i.e. this code
|
|
// must follow the initial padstack construction code.
|
|
// Next we add the via's which may be used.
|
|
|
|
int defaultViaSize = aBoard->m_BoardSettings->m_CurrentViaSize;
|
|
|
|
/* I need at least one via for the (class...) scope below
|
|
if( defaultViaSize )
|
|
*/
|
|
{
|
|
PADSTACK* padstack = makeVia( defaultViaSize, g_DesignSettings.m_ViaDrill,
|
|
0, aBoard->GetCopperLayerCount()-1 );
|
|
pcb->library->AddPadstack( padstack );
|
|
|
|
// remember this index, it is the default via and also the start of the
|
|
// vias within the padstack list. Before this index are the pads.
|
|
// At this index and later are the vias.
|
|
pcb->library->SetViaStartIndex( pcb->library->padstacks.size()-1 );
|
|
}
|
|
|
|
for( int i=0; i<HISTORY_NUMBER; ++i )
|
|
{
|
|
int viaSize = aBoard->m_BoardSettings->m_ViaSizeHistory[i];
|
|
if( !viaSize )
|
|
break;
|
|
|
|
if( viaSize == defaultViaSize )
|
|
continue;
|
|
|
|
PADSTACK* padstack = makeVia( viaSize, g_DesignSettings.m_ViaDrill,
|
|
0, aBoard->GetCopperLayerCount()-1 );
|
|
pcb->library->AddPadstack( padstack );
|
|
}
|
|
}
|
|
|
|
|
|
#if 1 // do existing wires and vias
|
|
|
|
//-----<create the wires from tracks>-----------------------------------
|
|
{
|
|
// export all of them for now, later we'll decide what controls we need
|
|
// on this.
|
|
static const KICAD_T scanTRACKs[] = { TYPE_TRACK, EOT };
|
|
|
|
items.Collect( aBoard, scanTRACKs );
|
|
|
|
std::string netname;
|
|
WIRING* wiring = pcb->wiring;
|
|
PATH* path = 0;
|
|
|
|
int old_netcode = -1;
|
|
int old_width = -1;
|
|
int old_layer = -1;
|
|
|
|
for( int i=0; i<items.GetCount(); ++i )
|
|
{
|
|
TRACK* track = (TRACK*) items[i];
|
|
|
|
int netcode = track->GetNet();
|
|
|
|
if( netcode == 0 )
|
|
continue;
|
|
|
|
if( old_netcode != netcode
|
|
|| old_width != track->m_Width
|
|
|| old_layer != track->GetLayer()
|
|
|| (path && path->points.back() != mapPt(track->m_Start) )
|
|
)
|
|
{
|
|
old_width = track->m_Width;
|
|
old_layer = track->GetLayer();
|
|
|
|
if( old_netcode != netcode )
|
|
{
|
|
old_netcode = netcode;
|
|
EQUIPOT* equipot = aBoard->FindNet( netcode );
|
|
wxASSERT( equipot );
|
|
netname = CONV_TO_UTF8( equipot->GetNetname() );
|
|
}
|
|
|
|
WIRE* wire = new WIRE( wiring );
|
|
wiring->wires.push_back( wire );
|
|
wire->net_id = netname;
|
|
|
|
wire->wire_type = T_protect; // @todo, this should be configurable
|
|
|
|
int kiLayer = track->GetLayer();
|
|
int pcbLayer = kicadLayer2pcb[kiLayer];
|
|
|
|
path = new PATH( wire );
|
|
wire->SetShape( path );
|
|
|
|
path->layer_id = layerIds[pcbLayer];
|
|
path->aperture_width = scale( old_width );
|
|
|
|
path->AppendPoint( mapPt( track->m_Start ) );
|
|
}
|
|
|
|
path->AppendPoint( mapPt( track->m_End ) );
|
|
}
|
|
}
|
|
|
|
|
|
//-----<export the existing real BOARD instantiated vias>-----------------
|
|
{
|
|
// export all of them for now, later we'll decide what controls we need
|
|
// on this.
|
|
static const KICAD_T scanVIAs[] = { TYPE_VIA, EOT };
|
|
|
|
items.Collect( aBoard, scanVIAs );
|
|
|
|
for( int i=0; i<items.GetCount(); ++i )
|
|
{
|
|
SEGVIA* via = (SEGVIA*) items[i];
|
|
wxASSERT( via->Type() == TYPE_VIA );
|
|
|
|
int netcode = via->GetNet();
|
|
if( netcode == 0 )
|
|
continue;
|
|
|
|
PADSTACK* padstack = makeVia( via );
|
|
PADSTACK* registered = pcb->library->LookupVia( padstack );
|
|
|
|
// if the one looked up is not our padstack, then delete our padstack
|
|
// since it was a duplicate of one already registered.
|
|
if( padstack != registered )
|
|
{
|
|
delete padstack;
|
|
}
|
|
|
|
WIRE_VIA* dsnVia = new WIRE_VIA( pcb->wiring );
|
|
pcb->wiring->wire_vias.push_back( dsnVia );
|
|
|
|
dsnVia->padstack_id = registered->padstack_id;
|
|
dsnVia->vertexes.push_back( mapPt( via->GetPosition() ) );
|
|
|
|
EQUIPOT* equipot = aBoard->FindNet( netcode );
|
|
wxASSERT( equipot );
|
|
|
|
dsnVia->net_id = CONV_TO_UTF8( equipot->GetNetname() );
|
|
|
|
dsnVia->via_type = T_protect; // @todo, this should be configurable
|
|
}
|
|
}
|
|
|
|
#endif // do existing wires and vias
|
|
|
|
//-----<via_descriptor>-------------------------------------------------
|
|
{
|
|
// Output the vias in the padstack list here, by name. This must
|
|
// be done after exporting existing vias as WIRE_VIAs.
|
|
VIA* vias = pcb->structure->via;
|
|
PADSTACKS& padstacks = pcb->library->padstacks;
|
|
int viaNdx = pcb->library->via_start_index;
|
|
|
|
if( viaNdx != -1 )
|
|
{
|
|
#if 1
|
|
for( ; viaNdx < (int)padstacks.size(); ++viaNdx )
|
|
{
|
|
vias->AppendVia( padstacks[viaNdx].padstack_id.c_str() );
|
|
}
|
|
#else
|
|
// output only the default via. Then use class_descriptors to
|
|
// override the default. No, this causes free router not to
|
|
// output the unmentioned vias into the session file.
|
|
vias->AppendVia( padstacks[viaNdx].padstack_id.c_str() );
|
|
#endif
|
|
}
|
|
}
|
|
|
|
|
|
//-----<output a default class with all nets and the via and track size>--
|
|
{
|
|
char text[80];
|
|
STRINGSET netIds; // sort the net names in here
|
|
|
|
CLASS* clazz = new CLASS( pcb->network );
|
|
pcb->network->classes.push_back( clazz );
|
|
|
|
// freerouter creates a class named 'default' anyway, and if we
|
|
// try and use that, we end up with two 'default' via rules so use
|
|
// something else as the name of our default class. Someday we may support
|
|
// additional classes. Until then the user can text edit the exported
|
|
// DSN file and use this class as a template, copying it and giving the
|
|
// copy a different class_id and splitting out some of the nets.
|
|
clazz->class_id = "kicad_default";
|
|
|
|
// Insert all the net_ids into the set. They are unique, but even if
|
|
// they were not the duplicated name is not our error, but the BOARD's.
|
|
// A duplicate would be removed here.
|
|
NETS& nets = pcb->network->nets;
|
|
for( NETS::iterator i=nets.begin(); i!=nets.end(); ++i )
|
|
netIds.insert( i->net_id );
|
|
|
|
// netIds is now sorted, put them into clazz->net_ids
|
|
for( STRINGSET::iterator i=netIds.begin(); i!=netIds.end(); ++i )
|
|
clazz->net_ids.push_back( *i );
|
|
|
|
// output the via and track dimensions, the whole reason for this scope.
|
|
int curTrackWidth = aBoard->m_BoardSettings->m_CurrentTrackWidth;
|
|
|
|
clazz->rules = new RULE( clazz, T_rule );
|
|
|
|
sprintf( text, "(width %.6g)", scale( curTrackWidth ) );
|
|
clazz->rules->rules.push_back( text );
|
|
|
|
int viaNdx = pcb->library->via_start_index;
|
|
|
|
sprintf( text, "(use_via %s)", pcb->library->padstacks[viaNdx].padstack_id.c_str() );
|
|
clazz->circuit.push_back( text );
|
|
}
|
|
}
|
|
|
|
|
|
void SPECCTRA_DB::FlipMODULEs( BOARD* aBoard )
|
|
{
|
|
for( MODULE* module = aBoard->m_Modules; module; module = module->Next() )
|
|
{
|
|
module->flag = 0;
|
|
if( module->GetLayer() == COPPER_LAYER_N )
|
|
{
|
|
aBoard->Change_Side_Module( module, NULL );
|
|
module->flag = 1;
|
|
}
|
|
}
|
|
|
|
modulesAreFlipped = true;
|
|
}
|
|
|
|
|
|
void SPECCTRA_DB::RevertMODULEs( BOARD* aBoard )
|
|
{
|
|
if( !modulesAreFlipped )
|
|
return;
|
|
|
|
// DSN Images (=Kicad MODULES and pads) must be presented from the
|
|
// top view. Restore those that were flipped.
|
|
for( MODULE* module = aBoard->m_Modules; module; module = module->Next() )
|
|
{
|
|
if( module->flag )
|
|
{
|
|
aBoard->Change_Side_Module( module, NULL );
|
|
module->flag = 0;
|
|
}
|
|
}
|
|
|
|
modulesAreFlipped = false;
|
|
}
|
|
|
|
|
|
} // namespace DSN
|