505 lines
10 KiB
C++
505 lines
10 KiB
C++
/*
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* KiRouter - a push-and-(sometimes-)shove PCB router
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*
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* Copyright (C) 2013-2014 CERN
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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 modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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 along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <cstdio>
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#include <vector>
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#include <view/view.h>
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#include <view/view_item.h>
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#include <view/view_group.h>
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#include <gal/graphics_abstraction_layer.h>
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#include <pcb_painter.h>
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#include <geometry/shape.h>
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#include <geometry/shape_line_chain.h>
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#include <geometry/shape_rect.h>
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#include <geometry/shape_circle.h>
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#include "pns_node.h"
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#include "pns_line_placer.h"
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#include "pns_line.h"
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#include "pns_solid.h"
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#include "pns_utils.h"
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#include "pns_router.h"
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#include "pns_shove.h"
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#include "pns_dragger.h"
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#include "pns_topology.h"
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#include "pns_diff_pair_placer.h"
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#include "pns_meander_placer.h"
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#include "pns_meander_skew_placer.h"
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#include "pns_dp_meander_placer.h"
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#include <router/router_preview_item.h>
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#include <class_board.h>
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#include <class_board_connected_item.h>
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#include <class_module.h>
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#include <class_track.h>
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#include <ratsnest_data.h>
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#include <layers_id_colors_and_visibility.h>
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#include <geometry/convex_hull.h>
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// an ugly singleton for drawing debug items within the router context.
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// To be fixed sometime in the future.
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static PNS_ROUTER* theRouter;
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PNS_ROUTER::PNS_ROUTER()
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{
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theRouter = this;
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m_state = IDLE;
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m_world = NULL;
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m_placer = NULL;
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m_dragger = NULL;
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m_mode = PNS_MODE_ROUTE_SINGLE;
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// Initialize all other variables:
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m_lastNode = NULL;
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m_shove = NULL;
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m_iterLimit = 0;
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m_showInterSteps = false;
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m_snapshotIter = 0;
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m_view = NULL;
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m_snappingEnabled = false;
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m_violation = false;
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}
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PNS_ROUTER* PNS_ROUTER::GetInstance()
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{
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return theRouter;
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}
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PNS_ROUTER::~PNS_ROUTER()
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{
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ClearWorld();
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theRouter = NULL;
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}
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void PNS_ROUTER::SyncWorld( )
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{
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ClearWorld();
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m_world = new PNS_NODE;
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m_iface->SyncWorld( m_world );
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}
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void PNS_ROUTER::ClearWorld()
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{
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if( m_world )
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{
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m_world->KillChildren();
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delete m_world;
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}
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if( m_placer )
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delete m_placer;
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m_world = NULL;
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m_placer = NULL;
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}
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bool PNS_ROUTER::RoutingInProgress() const
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{
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return m_state != IDLE;
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}
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const PNS_ITEMSET PNS_ROUTER::QueryHoverItems( const VECTOR2I& aP )
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{
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if( m_state == IDLE )
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return m_world->HitTest( aP );
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else
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{
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return m_placer->CurrentNode()->HitTest( aP );
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}
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}
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bool PNS_ROUTER::StartDragging( const VECTOR2I& aP, PNS_ITEM* aStartItem )
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{
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if( !aStartItem || aStartItem->OfKind( PNS_ITEM::SOLID ) )
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return false;
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m_dragger = new PNS_DRAGGER( this );
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m_dragger->SetWorld( m_world );
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m_dragger->SetDebugDecorator ( m_iface->GetDebugDecorator () );
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if( m_dragger->Start ( aP, aStartItem ) )
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m_state = DRAG_SEGMENT;
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else
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{
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delete m_dragger;
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m_state = IDLE;
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return false;
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}
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return true;
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}
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bool PNS_ROUTER::StartRouting( const VECTOR2I& aP, PNS_ITEM* aStartItem, int aLayer )
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{
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switch( m_mode )
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{
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case PNS_MODE_ROUTE_SINGLE:
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m_placer = new PNS_LINE_PLACER( this );
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break;
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case PNS_MODE_ROUTE_DIFF_PAIR:
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m_placer = new PNS_DIFF_PAIR_PLACER( this );
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break;
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case PNS_MODE_TUNE_SINGLE:
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m_placer = new PNS_MEANDER_PLACER( this );
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break;
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case PNS_MODE_TUNE_DIFF_PAIR:
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m_placer = new PNS_DP_MEANDER_PLACER( this );
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break;
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case PNS_MODE_TUNE_DIFF_PAIR_SKEW:
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m_placer = new PNS_MEANDER_SKEW_PLACER( this );
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break;
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default:
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return false;
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}
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m_placer->UpdateSizes ( m_sizes );
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m_placer->SetLayer( aLayer );
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m_placer->SetDebugDecorator ( m_iface->GetDebugDecorator () );
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bool rv = m_placer->Start( aP, aStartItem );
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if( !rv )
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return false;
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m_currentEnd = aP;
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m_state = ROUTE_TRACK;
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return rv;
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}
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void PNS_ROUTER::DisplayItems( const PNS_ITEMSET& aItems )
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{
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for( const PNS_ITEM* item : aItems.CItems() )
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m_iface->DisplayItem( item );
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}
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void PNS_ROUTER::Move( const VECTOR2I& aP, PNS_ITEM* endItem )
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{
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m_currentEnd = aP;
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switch( m_state )
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{
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case ROUTE_TRACK:
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movePlacing( aP, endItem );
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break;
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case DRAG_SEGMENT:
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moveDragging( aP, endItem );
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break;
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default:
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break;
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}
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}
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void PNS_ROUTER::moveDragging( const VECTOR2I& aP, PNS_ITEM* aEndItem )
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{
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m_iface->EraseView();
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m_dragger->Drag( aP );
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PNS_ITEMSET dragged = m_dragger->Traces();
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updateView( m_dragger->CurrentNode(), dragged );
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}
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void PNS_ROUTER::markViolations( PNS_NODE* aNode, PNS_ITEMSET& aCurrent,
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PNS_NODE::ITEM_VECTOR& aRemoved )
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{
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for( PNS_ITEM* item : aCurrent.Items() )
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{
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PNS_NODE::OBSTACLES obstacles;
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aNode->QueryColliding( item, obstacles, PNS_ITEM::ANY );
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if( item->OfKind( PNS_ITEM::LINE ) )
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{
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PNS_LINE* l = static_cast<PNS_LINE*>( item );
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if( l->EndsWithVia() )
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{
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PNS_VIA v( l->Via() );
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aNode->QueryColliding( &v, obstacles, PNS_ITEM::ANY );
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}
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}
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for( PNS_OBSTACLE& obs : obstacles )
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{
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int clearance = aNode->GetClearance( item, obs.m_item );
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std::unique_ptr<PNS_ITEM> tmp( obs.m_item->Clone() );
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tmp->Mark( MK_VIOLATION );
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m_iface->DisplayItem( tmp.get(), -1, clearance );
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aRemoved.push_back( obs.m_item );
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}
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}
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}
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void PNS_ROUTER::updateView( PNS_NODE* aNode, PNS_ITEMSET& aCurrent )
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{
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PNS_NODE::ITEM_VECTOR removed, added;
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PNS_NODE::OBSTACLES obstacles;
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if( !aNode )
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return;
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if( Settings().Mode() == RM_MarkObstacles )
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markViolations( aNode, aCurrent, removed );
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aNode->GetUpdatedItems( removed, added );
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for ( auto item : added )
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m_iface->DisplayItem( item );
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for ( auto item : removed )
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m_iface->HideItem ( item );
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}
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void PNS_ROUTER::UpdateSizes ( const PNS_SIZES_SETTINGS& aSizes )
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{
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m_sizes = aSizes;
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// Change track/via size settings
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if( m_state == ROUTE_TRACK)
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{
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m_placer->UpdateSizes( m_sizes );
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}
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}
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void PNS_ROUTER::movePlacing( const VECTOR2I& aP, PNS_ITEM* aEndItem )
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{
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m_iface->EraseView();
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m_placer->Move( aP, aEndItem );
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PNS_ITEMSET current = m_placer->Traces();
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for( const PNS_ITEM* item : current.CItems() )
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{
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if( !item->OfKind( PNS_ITEM::LINE ) )
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continue;
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const PNS_LINE* l = static_cast<const PNS_LINE*>( item );
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m_iface->DisplayItem( l );
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if( l->EndsWithVia() )
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m_iface->DisplayItem( &l->Via() );
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}
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//PNS_ITEMSET tmp( ¤t );
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updateView( m_placer->CurrentNode( true ), current );
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}
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void PNS_ROUTER::CommitRouting( PNS_NODE* aNode )
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{
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PNS_NODE::ITEM_VECTOR removed, added;
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aNode->GetUpdatedItems( removed, added );
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for ( auto item : removed )
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m_iface->RemoveItem ( item );
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for ( auto item : added )
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m_iface->AddItem( item );
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m_iface->Commit();
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m_world->Commit( aNode );
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}
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bool PNS_ROUTER::FixRoute( const VECTOR2I& aP, PNS_ITEM* aEndItem )
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{
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bool rv = false;
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switch( m_state )
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{
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case ROUTE_TRACK:
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rv = m_placer->FixRoute( aP, aEndItem );
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break;
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case DRAG_SEGMENT:
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rv = m_dragger->FixRoute();
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break;
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default:
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break;
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}
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if( rv )
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StopRouting();
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return rv;
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}
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void PNS_ROUTER::StopRouting()
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{
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// Update the ratsnest with new changes
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if( m_placer )
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{
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std::vector<int> nets;
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m_placer->GetModifiedNets( nets );
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// Update the ratsnest with new changes
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for ( auto n : nets )
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m_iface->UpdateNet( n );
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}
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if( !RoutingInProgress() )
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return;
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if( m_placer )
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delete m_placer;
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if( m_dragger )
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delete m_dragger;
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m_placer = NULL;
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m_dragger = NULL;
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m_iface->EraseView();
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m_state = IDLE;
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m_world->KillChildren();
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m_world->ClearRanks();
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}
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void PNS_ROUTER::FlipPosture()
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{
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if( m_state == ROUTE_TRACK )
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{
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m_placer->FlipPosture();
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}
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}
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void PNS_ROUTER::SwitchLayer( int aLayer )
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{
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switch( m_state )
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{
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case ROUTE_TRACK:
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m_placer->SetLayer( aLayer );
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break;
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default:
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break;
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}
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}
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void PNS_ROUTER::ToggleViaPlacement()
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{
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if( m_state == ROUTE_TRACK )
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{
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bool toggle = !m_placer->IsPlacingVia();
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m_placer->ToggleVia( toggle );
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}
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}
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const std::vector<int> PNS_ROUTER::GetCurrentNets() const
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{
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if( m_placer )
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return m_placer->CurrentNets();
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return std::vector<int>();
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}
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int PNS_ROUTER::GetCurrentLayer() const
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{
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if( m_placer )
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return m_placer->CurrentLayer();
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return -1;
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}
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void PNS_ROUTER::DumpLog()
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{
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PNS_LOGGER* logger = NULL;
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switch( m_state )
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{
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case DRAG_SEGMENT:
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logger = m_dragger->Logger();
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break;
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case ROUTE_TRACK:
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logger = m_placer->Logger();
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break;
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default:
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break;
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}
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if( logger )
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logger->Save( "/tmp/shove.log" );
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}
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bool PNS_ROUTER::IsPlacingVia() const
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{
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if( !m_placer )
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return false;
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return m_placer->IsPlacingVia();
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}
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void PNS_ROUTER::SetOrthoMode( bool aEnable )
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{
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if( !m_placer )
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return;
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m_placer->SetOrthoMode( aEnable );
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}
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void PNS_ROUTER::SetMode( PNS_ROUTER_MODE aMode )
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{
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m_mode = aMode;
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}
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void PNS_ROUTER::SetInterface( PNS_ROUTER_IFACE *aIface )
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{
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m_iface = aIface;
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m_iface->SetRouter( this );
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}
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