355 lines
8.2 KiB
C++
355 lines
8.2 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) 2016-2018 CERN
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* Copyright (C) 2018 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* @author Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
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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 <connectivity/connectivity_items.h>
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int CN_ITEM::AnchorCount() const
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{
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if( !m_valid )
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return 0;
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return m_parent->Type() == PCB_TRACE_T ? 2 : 1;
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}
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const VECTOR2I CN_ITEM::GetAnchor( int n ) const
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{
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if( !m_valid )
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return VECTOR2I();
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switch( m_parent->Type() )
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{
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case PCB_PAD_T:
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return static_cast<const D_PAD*>( m_parent )->ShapePos();
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break;
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case PCB_TRACE_T:
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{
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auto tr = static_cast<const TRACK*>( m_parent );
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return ( n == 0 ? tr->GetStart() : tr->GetEnd() );
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break;
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}
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case PCB_VIA_T:
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return static_cast<const VIA*>( m_parent )->GetStart();
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default:
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assert( false );
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return VECTOR2I();
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}
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}
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int CN_ITEM::Net() const
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{
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if( !m_parent || !m_valid )
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return -1;
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return m_parent->GetNetCode();
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}
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void CN_ITEM::Dump()
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{
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printf(" valid: %d, connected: \n", !!Valid());
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for( auto i : m_connected )
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{
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TRACK* t = static_cast<TRACK*>( i->Parent() );
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printf( " - %p %d\n", t, t->Type() );
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}
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}
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int CN_ZONE::AnchorCount() const
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{
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if( !Valid() )
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return 0;
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const auto zone = static_cast<const ZONE_CONTAINER*>( Parent() );
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const auto& outline = zone->GetFilledPolysList().COutline( m_subpolyIndex );
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return outline.PointCount() ? 1 : 0;
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}
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const VECTOR2I CN_ZONE::GetAnchor( int n ) const
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{
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if( !Valid() )
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return VECTOR2I();
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const auto zone = static_cast<const ZONE_CONTAINER*> ( Parent() );
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const auto& outline = zone->GetFilledPolysList().COutline( m_subpolyIndex );
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return outline.CPoint( 0 );
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}
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void CN_ITEM::RemoveInvalidRefs()
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{
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for( auto it = m_connected.begin(); it != m_connected.end(); )
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{
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if( !(*it)->Valid() )
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it = m_connected.erase( it );
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else
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++it;
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}
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}
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CN_ITEM* CN_LIST::Add( D_PAD* pad )
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{
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auto item = new CN_ITEM( pad, false, 1 );
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item->AddAnchor( pad->ShapePos() );
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item->SetLayers( LAYER_RANGE( F_Cu, B_Cu ) );
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switch( pad->GetAttribute() )
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{
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case PAD_ATTRIB_SMD:
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case PAD_ATTRIB_HOLE_NOT_PLATED:
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case PAD_ATTRIB_CONN:
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{
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LSET lmsk = pad->GetLayerSet();
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for( int i = 0; i <= MAX_CU_LAYERS; i++ )
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{
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if( lmsk[i] )
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{
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item->SetLayer( i );
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break;
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}
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}
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break;
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}
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default:
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break;
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}
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addItemtoTree( item );
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m_items.push_back( item );
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SetDirty();
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return item;
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}
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CN_ITEM* CN_LIST::Add( TRACK* track )
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{
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auto item = new CN_ITEM( track, true );
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m_items.push_back( item );
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item->AddAnchor( track->GetStart() );
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item->AddAnchor( track->GetEnd() );
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item->SetLayer( track->GetLayer() );
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addItemtoTree( item );
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SetDirty();
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return item;
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}
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CN_ITEM* CN_LIST::Add( VIA* via )
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{
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auto item = new CN_ITEM( via, true, 1 );
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m_items.push_back( item );
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item->AddAnchor( via->GetStart() );
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item->SetLayers( LAYER_RANGE( F_Cu, B_Cu ) );
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addItemtoTree( item );
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SetDirty();
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return item;
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}
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const std::vector<CN_ITEM*> CN_LIST::Add( ZONE_CONTAINER* zone )
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{
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const auto& polys = zone->GetFilledPolysList();
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std::vector<CN_ITEM*> rv;
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for( int j = 0; j < polys.OutlineCount(); j++ )
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{
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CN_ZONE* zitem = new CN_ZONE( zone, false, j );
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const auto& outline = zone->GetFilledPolysList().COutline( j );
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for( int k = 0; k < outline.PointCount(); k++ )
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zitem->AddAnchor( outline.CPoint( k ) );
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m_items.push_back( zitem );
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zitem->SetLayer( zone->GetLayer() );
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addItemtoTree( zitem );
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rv.push_back( zitem );
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SetDirty();
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}
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return rv;
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}
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void CN_LIST::RemoveInvalidItems( std::vector<CN_ITEM*>& aGarbage )
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{
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if( !m_hasInvalid )
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return;
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auto lastItem = std::remove_if(m_items.begin(), m_items.end(), [&aGarbage] ( CN_ITEM* item )
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{
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if( !item->Valid() )
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{
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aGarbage.push_back ( item );
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return true;
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}
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return false;
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} );
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m_items.resize( lastItem - m_items.begin() );
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for( auto item : m_items )
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item->RemoveInvalidRefs();
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for( auto item : aGarbage )
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m_index.Remove( item );
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m_hasInvalid = false;
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}
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BOARD_CONNECTED_ITEM* CN_ANCHOR::Parent() const
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{
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assert( m_item->Valid() );
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return m_item->Parent();
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}
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bool CN_ANCHOR::Valid() const
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{
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if( !m_item )
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return false;
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return m_item->Valid();
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}
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bool CN_ANCHOR::IsDangling() const
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{
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if( !m_cluster )
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return true;
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// the minimal number of items connected to item_ref
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// at this anchor point to decide the anchor is *not* dangling
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size_t minimal_count = 1;
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size_t connected_count = m_item->ConnectedItems().size();
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// a via can be removed if connected to only one other item.
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if( Parent()->Type() == PCB_VIA_T )
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return connected_count < 2;
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if( m_item->AnchorCount() == 1 )
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return connected_count < minimal_count;
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// Only items with multiple anchors might have additional items connected that we
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// should ignore for this calculation.
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for( auto item : m_item->ConnectedItems() )
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{
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if( !item->Parent()->HitTest( wxPoint( Pos().x, Pos().y ) ) )
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connected_count--;
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}
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return connected_count < minimal_count;
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}
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CN_CLUSTER::CN_CLUSTER()
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{
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m_items.reserve( 64 );
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m_originPad = nullptr;
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m_originNet = -1;
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m_conflicting = false;
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}
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CN_CLUSTER::~CN_CLUSTER()
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{
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}
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wxString CN_CLUSTER::OriginNetName() const
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{
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if( !m_originPad || !m_originPad->Valid() )
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return "<none>";
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else
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return m_originPad->Parent()->GetNetname();
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}
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bool CN_CLUSTER::Contains( const CN_ITEM* aItem )
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{
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return std::find( m_items.begin(), m_items.end(), aItem ) != m_items.end();
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}
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bool CN_CLUSTER::Contains( const BOARD_CONNECTED_ITEM* aItem )
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{
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return std::find_if( m_items.begin(), m_items.end(), [ &aItem ] ( const CN_ITEM* item )
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{ return item->Valid() && item->Parent() == aItem; } ) != m_items.end();
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}
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void CN_CLUSTER::Dump()
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{
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for( auto item : m_items )
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{
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wxLogTrace( "CN", " - item : %p bitem : %p type : %d inet %s\n", item, item->Parent(),
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item->Parent()->Type(), (const char*) item->Parent()->GetNetname().c_str() );
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printf( "- item : %p bitem : %p type : %d inet %s\n", item, item->Parent(),
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item->Parent()->Type(), (const char*) item->Parent()->GetNetname().c_str() );
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item->Dump();
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}
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}
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void CN_CLUSTER::Add( CN_ITEM* item )
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{
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m_items.push_back( item );
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if( item->Net() <= 0 )
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return;
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if( m_originNet <= 0 )
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{
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m_originNet = item->Net();
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}
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if( item->Parent()->Type() == PCB_PAD_T )
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{
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if( !m_originPad )
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{
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m_originPad = item;
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m_originNet = item->Net();
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}
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if( m_originPad && item->Net() != m_originNet )
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{
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m_conflicting = true;
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}
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}
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}
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