103 lines
3.2 KiB
C++
103 lines
3.2 KiB
C++
/**
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* @file zones_polygons_insulated_copper_islands.cpp
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*/
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/*
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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) 2012 Jean-Pierre Charras, jean-pierre.charras@ujf-grenoble.fr
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* Copyright (C) 1992-2012 KiCad Developers, see AUTHORS.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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#include <fctsys.h>
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#include <common.h>
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#include <class_board.h>
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#include <class_module.h>
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#include <class_track.h>
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#include <class_zone.h>
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#include <pcbnew.h>
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#include <zones.h>
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#include <polygon_test_point_inside.h>
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void ZONE_CONTAINER::TestForCopperIslandAndRemoveInsulatedIslands( BOARD* aPcb )
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{
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if( m_FilledPolysList.IsEmpty() )
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return;
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// Build a list of points connected to the net:
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// list of coordinates of pads and vias on this layer and on this net.
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std::vector <wxPoint> listPointsCandidates;
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for( MODULE* module = aPcb->m_Modules; module; module = module->Next() )
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{
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for( D_PAD* pad = module->Pads(); pad != NULL; pad = pad->Next() )
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{
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if( !pad->IsOnLayer( GetLayer() ) )
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continue;
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if( pad->GetNetCode() != GetNetCode() )
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continue;
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listPointsCandidates.push_back( pad->GetPosition() );
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}
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}
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for( TRACK* track = aPcb->m_Track; track; track = track->Next() )
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{
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if( !track->IsOnLayer( GetLayer() ) )
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continue;
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if( track->GetNetCode() != GetNetCode() )
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continue;
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listPointsCandidates.push_back( track->GetStart() );
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if( track->Type() != PCB_VIA_T )
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listPointsCandidates.push_back( track->GetEnd() );
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}
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// test if a point is inside
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for( int outline = 0; outline < m_FilledPolysList.OutlineCount(); outline++ )
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{
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bool connected = false;
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for( unsigned ic = 0; ic < listPointsCandidates.size(); ic++ )
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{
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// test if this area is connected to a board item:
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wxPoint pos = listPointsCandidates[ic];
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if( m_FilledPolysList.Contains( VECTOR2I( pos.x, pos.y ), outline ) )
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{
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connected = true;
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break;
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}
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}
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if( !connected ) // this polygon is connected: analyse next polygon
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{
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m_FilledPolysList.DeletePolygon( outline );
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outline--;
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}
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}
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}
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