kicad/pcbnew/router/pns_sizes_settings.cpp

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/*
* KiRouter - a push-and-(sometimes-)shove PCB router
*
* Copyright (C) 2014 CERN
* Author: Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
*
* 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 <class_board.h>
#include "pns_item.h"
#include "pns_via.h"
#include "pns_solid.h"
#include "pns_node.h"
#include "pns_sizes_settings.h"
int PNS_SIZES_SETTINGS::inheritTrackWidth( PNS_ITEM* aItem )
{
VECTOR2I p;
assert( aItem->Owner() != NULL );
switch( aItem->Kind() )
{
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case PNS_ITEM::VIA:
p = static_cast<PNS_VIA*>( aItem )->Pos();
break;
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case PNS_ITEM::SOLID:
p = static_cast<PNS_SOLID*>( aItem )->Pos();
break;
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case PNS_ITEM::SEGMENT:
return static_cast<PNS_SEGMENT*>( aItem )->Width();
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default:
return 0;
}
PNS_JOINT* jt = static_cast<PNS_NODE*>( aItem->Owner() )->FindJoint( p, aItem );
assert( jt != NULL );
int mval = INT_MAX;
PNS_ITEMSET linkedSegs = jt->Links();
linkedSegs.ExcludeItem( aItem ).FilterKinds( PNS_ITEM::SEGMENT );
BOOST_FOREACH( PNS_ITEM* item, linkedSegs.Items() )
{
int w = static_cast<PNS_SEGMENT*>( item )->Width();
mval = std::min( w, mval );
}
return ( mval == INT_MAX ? 0 : mval );
}
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void PNS_SIZES_SETTINGS::Init( BOARD* aBoard, PNS_ITEM* aStartItem, int aNet )
{
BOARD_DESIGN_SETTINGS &bds = aBoard->GetDesignSettings();
NETCLASSPTR netClass;
int net = aNet;
if( aStartItem )
net = aStartItem->Net();
if( net >= 0 )
{
NETINFO_ITEM* ni = aBoard->FindNet( net );
if( ni )
{
wxString netClassName = ni->GetClassName();
netClass = bds.m_NetClasses.Find( netClassName );
}
}
if( !netClass )
netClass = bds.GetDefault();
m_trackWidth = 0;
if( bds.m_UseConnectedTrackWidth && aStartItem != NULL )
{
m_trackWidth = inheritTrackWidth( aStartItem );
}
if( !m_trackWidth && ( bds.UseNetClassTrack() && netClass != NULL ) ) // netclass value
{
m_trackWidth = netClass->GetTrackWidth();
}
if( !m_trackWidth )
{
m_trackWidth = bds.GetCurrentTrackWidth();
}
if( bds.UseNetClassVia() && netClass != NULL ) // netclass value
{
m_viaDiameter = netClass->GetViaDiameter();
m_viaDrill = netClass->GetViaDrill();
}
else
{
m_viaDiameter = bds.GetCurrentViaSize();
m_viaDrill = bds.GetCurrentViaDrill();
}
m_layerPairs.clear();
}
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void PNS_SIZES_SETTINGS::ClearLayerPairs()
{
m_layerPairs.clear();
}
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void PNS_SIZES_SETTINGS::AddLayerPair( int aL1, int aL2 )
{
int top = std::min( aL1, aL2 );
int bottom = std::max( aL1, aL2 );
m_layerPairs[bottom] = top;
m_layerPairs[top] = bottom;
}
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void PNS_SIZES_SETTINGS::ImportCurrent( BOARD_DESIGN_SETTINGS& aSettings )
{
m_trackWidth = aSettings.GetCurrentTrackWidth();
m_viaDiameter = aSettings.GetCurrentViaSize();
m_viaDrill = aSettings.GetCurrentViaDrill();
}
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int PNS_SIZES_SETTINGS::GetLayerTop() const
{
if( m_layerPairs.empty() )
return F_Cu;
else
return m_layerPairs.begin()->first;
}
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int PNS_SIZES_SETTINGS::GetLayerBottom() const
{
if( m_layerPairs.empty() )
return B_Cu;
else
return m_layerPairs.begin()->second;
}