250 lines
6.8 KiB
C++
250 lines
6.8 KiB
C++
/*
|
|
* This program source code file is part of KiCad, a free EDA CAD application.
|
|
*
|
|
* Copyright (C) 1992-2014 KiCad Developers, see AUTHORS.txt for contributors.
|
|
*
|
|
* 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 <fctsys.h>
|
|
#include <gr_basic.h>
|
|
#include <common.h>
|
|
#include <macros.h>
|
|
#include <pcbnew.h>
|
|
#include <class_board.h>
|
|
#include <class_module.h>
|
|
#include <class_pad.h>
|
|
#include <class_track.h>
|
|
#include <class_zone.h>
|
|
#include <netinfo.h>
|
|
|
|
|
|
// Constructor and destructor
|
|
NETINFO_LIST::NETINFO_LIST( BOARD* aParent ) : m_Parent( aParent )
|
|
{
|
|
// Make sure that the unconnected net has number 0
|
|
AppendNet( new NETINFO_ITEM( aParent, wxEmptyString, 0 ) );
|
|
|
|
m_newNetCode = 0;
|
|
}
|
|
|
|
|
|
NETINFO_LIST::~NETINFO_LIST()
|
|
{
|
|
clear();
|
|
}
|
|
|
|
|
|
void NETINFO_LIST::clear()
|
|
{
|
|
NETNAMES_MAP::iterator it, itEnd;
|
|
for( it = m_netNames.begin(), itEnd = m_netNames.end(); it != itEnd; ++it )
|
|
delete it->second;
|
|
|
|
m_netNames.clear();
|
|
m_netCodes.clear();
|
|
m_newNetCode = 0;
|
|
}
|
|
|
|
|
|
NETINFO_ITEM* NETINFO_LIST::GetNetItem( int aNetCode ) const
|
|
{
|
|
NETCODES_MAP::const_iterator result = m_netCodes.find( aNetCode );
|
|
|
|
if( result != m_netCodes.end() )
|
|
return (*result).second;
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
NETINFO_ITEM* NETINFO_LIST::GetNetItem( const wxString& aNetName ) const
|
|
{
|
|
NETNAMES_MAP::const_iterator result = m_netNames.find( aNetName );
|
|
|
|
if( result != m_netNames.end() )
|
|
return (*result).second;
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
void NETINFO_LIST::RemoveNet( NETINFO_ITEM* aNet )
|
|
{
|
|
for( NETCODES_MAP::iterator i = m_netCodes.begin(); i != m_netCodes.end(); ++i )
|
|
{
|
|
if ( i->second == aNet )
|
|
{
|
|
m_netCodes.erase(i);
|
|
break;
|
|
}
|
|
}
|
|
|
|
for( NETNAMES_MAP::iterator i = m_netNames.begin(); i != m_netNames.end(); ++i )
|
|
{
|
|
if ( i->second == aNet )
|
|
{
|
|
m_netNames.erase(i);
|
|
break;
|
|
}
|
|
}
|
|
|
|
m_newNetCode = std::min( m_newNetCode, aNet->m_NetCode - 1 );
|
|
}
|
|
|
|
|
|
void NETINFO_LIST::AppendNet( NETINFO_ITEM* aNewElement )
|
|
{
|
|
// if there is a net with such name then just assign the correct number
|
|
NETINFO_ITEM* sameName = GetNetItem( aNewElement->GetNetname() );
|
|
|
|
if( sameName != NULL )
|
|
{
|
|
aNewElement->m_NetCode = sameName->GetNet();
|
|
|
|
return;
|
|
}
|
|
// be sure that net codes are consecutive
|
|
// negative net code means that it has to be auto assigned
|
|
else if( ( aNewElement->m_NetCode != (int) m_netCodes.size() ) || ( aNewElement->m_NetCode < 0 ) )
|
|
{
|
|
aNewElement->m_NetCode = getFreeNetCode();
|
|
}
|
|
|
|
// net names & codes are supposed to be unique
|
|
assert( GetNetItem( aNewElement->GetNetname() ) == NULL );
|
|
assert( GetNetItem( aNewElement->GetNet() ) == NULL );
|
|
|
|
// add an entry for fast look up by a net name using a map
|
|
m_netNames.insert( std::make_pair( aNewElement->GetNetname(), aNewElement ) );
|
|
m_netCodes.insert( std::make_pair( aNewElement->GetNet(), aNewElement ) );
|
|
}
|
|
|
|
|
|
/**
|
|
* Compute and update the net_codes for PADS et and equipots (.m_NetCode member)
|
|
* net_codes are >= 1 (net_code = 0 means not connected)
|
|
* Update the net buffer
|
|
* m_Pcb->m_NbNodes and m_Pcb->m_NbNets are updated
|
|
* Be aware NETINFO_ITEM* BOARD::FindNet( const wxString& aNetname )
|
|
* when search a net by its net name does a binary search
|
|
* and expects to have a nets list sorted by an alphabetic case sensitive sort
|
|
* So do not change Build_Pads_Full_List() which build a sorted list of pads
|
|
*/
|
|
void NETINFO_LIST::buildListOfNets()
|
|
{
|
|
// Restore the initial state of NETINFO_ITEMs
|
|
for( NETINFO_LIST::iterator net( begin() ), netEnd( end() ); net != netEnd; ++net )
|
|
net->Clear();
|
|
|
|
m_Parent->SynchronizeNetsAndNetClasses( );
|
|
m_Parent->SetAreasNetCodesFromNetNames();
|
|
}
|
|
|
|
#if defined(DEBUG)
|
|
void NETINFO_LIST::Show() const
|
|
{
|
|
int i = 0;
|
|
NETNAMES_MAP::const_iterator it, itEnd;
|
|
for( it = m_netNames.begin(), itEnd = m_netNames.end(); it != itEnd; ++it )
|
|
{
|
|
printf( "[%d]: netcode:%d netname:<%s>\n",
|
|
i++,
|
|
it->second->GetNet(),
|
|
TO_UTF8( it->second->GetNetname() ) );
|
|
}
|
|
}
|
|
#endif
|
|
|
|
|
|
int NETINFO_LIST::getFreeNetCode()
|
|
{
|
|
do {
|
|
if( m_newNetCode < 0 )
|
|
m_newNetCode = 0;
|
|
} while( m_netCodes.count( ++m_newNetCode ) != 0 );
|
|
|
|
return m_newNetCode;
|
|
}
|
|
|
|
|
|
int NETINFO_MAPPING::Translate( int aNetCode ) const
|
|
{
|
|
std::map<int, int>::const_iterator value = m_netMapping.find( aNetCode );
|
|
|
|
if( value != m_netMapping.end() )
|
|
return value->second;
|
|
|
|
// There was no entry for the given net code
|
|
return aNetCode;
|
|
}
|
|
|
|
|
|
void NETINFO_MAPPING::Update()
|
|
{
|
|
// Collect all the used nets
|
|
std::set<int> nets;
|
|
|
|
// Be sure that the unconnected gets 0 and is mapped as 0
|
|
nets.insert( 0 );
|
|
|
|
// Zones
|
|
for( int i = 0; i < m_board->GetAreaCount(); ++i )
|
|
nets.insert( m_board->GetArea( i )->GetNetCode() );
|
|
|
|
// Tracks
|
|
for( TRACK* track = m_board->m_Track; track; track = track->Next() )
|
|
nets.insert( track->GetNetCode() );
|
|
|
|
// Modules/pads
|
|
for( MODULE* module = m_board->m_Modules; module; module = module->Next() )
|
|
{
|
|
for( D_PAD* pad = module->PadsList().GetFirst(); pad; pad = pad->Next() )
|
|
{
|
|
nets.insert( pad->GetNetCode() );
|
|
}
|
|
}
|
|
|
|
// Prepare the new mapping
|
|
m_netMapping.clear();
|
|
|
|
// Now the nets variable stores all the used net codes (not only for pads) and we are ready to
|
|
// assign new consecutive net numbers
|
|
int newNetCode = 0;
|
|
for( std::set<int>::const_iterator it = nets.begin(), itEnd = nets.end(); it != itEnd; ++it )
|
|
m_netMapping[*it] = newNetCode++;
|
|
}
|
|
|
|
|
|
NETINFO_ITEM* NETINFO_MAPPING::iterator::operator*() const
|
|
{
|
|
return m_mapping->m_board->FindNet( m_iterator->first );
|
|
}
|
|
|
|
|
|
NETINFO_ITEM* NETINFO_MAPPING::iterator::operator->() const
|
|
{
|
|
return m_mapping->m_board->FindNet( m_iterator->first );
|
|
}
|
|
|
|
|
|
const int NETINFO_LIST::UNCONNECTED = 0;
|
|
const int NETINFO_LIST::ORPHANED = -1;
|
|
|
|
NETINFO_ITEM NETINFO_LIST::ORPHANED_ITEM = NETINFO_ITEM( NULL, wxEmptyString, NETINFO_LIST::UNCONNECTED );
|