pns_index.cpp

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/*
 * KiRouter - a push-and-(sometimes-)shove PCB router
 *
 * Copyright (C) 2013-2014 CERN
 * Copyright (C) 2016-2021 KiCad Developers, see AUTHORS.txt for contributors.
 * Author: Tomasz Wlostowski <[email protected]>
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */
 
#include "pns_index.h"
#include "pns_router.h"
 
namespace PNS {
 
 
void INDEX::Add( ITEM* aItem )
{
 const LAYER_RANGE& range = aItem->Layers();
 
 if( m_subIndices.size() <= static_cast<size_t>( range.End() ) )
 m_subIndices.resize( 2 * range.End() + 1 ); // +1 handles the 0 case
 
 for( int i = range.Start(); i <= range.End(); ++i )
 m_subIndices[i].Add( aItem );
 
 m_allItems.insert( aItem );
 int net = aItem->Net();
 
 if( net >= 0 )
 m_netMap[net].push_back( aItem );
}
 
 
void INDEX::Remove( ITEM* aItem )
{
 const LAYER_RANGE& range = aItem->Layers();
 
 if( m_subIndices.size() <= static_cast<size_t>( range.End() ) )
 return;
 
 for( int i = range.Start(); i <= range.End(); ++i )
 m_subIndices[i].Remove( aItem );
 
 m_allItems.erase( aItem );
 int net = aItem->Net();
 
 if( net >= 0 && m_netMap.find( net ) != m_netMap.end() )
 m_netMap[net].remove( aItem );
}
 
 
void INDEX::Replace( ITEM* aOldItem, ITEM* aNewItem )
{
 Remove( aOldItem );
 Add( aNewItem );
}
 
 
INDEX::NET_ITEMS_LIST* INDEX::GetItemsForNet( int aNet )
{
 if( m_netMap.find( aNet ) == m_netMap.end() )
 return nullptr;
 
 return &m_netMap[aNet];
}
 
};