132 lines
3.3 KiB
C++
132 lines
3.3 KiB
C++
/*
|
|
* KiRouter - a push-and-(sometimes-)shove PCB router
|
|
*
|
|
* Copyright (C) 2013-2014 CERN
|
|
* Copyright (C) 2016-2020 KiCad Developers, see AUTHORS.txt for contributors.
|
|
* 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 "pns_via.h"
|
|
#include "pns_node.h"
|
|
#include "pns_utils.h"
|
|
#include "pns_router.h"
|
|
|
|
#include <geometry/shape_rect.h>
|
|
#include <math/box2.h>
|
|
|
|
namespace PNS {
|
|
|
|
bool VIA::PushoutForce( NODE* aNode, const VECTOR2I& aDirection, VECTOR2I& aForce,
|
|
bool aSolidsOnly, int aMaxIterations )
|
|
{
|
|
int iter = 0;
|
|
VIA mv( *this );
|
|
VECTOR2I force, totalForce;
|
|
|
|
while( iter < aMaxIterations )
|
|
{
|
|
NODE::OPT_OBSTACLE obs = aNode->CheckColliding( &mv, aSolidsOnly ? ITEM::SOLID_T
|
|
: ITEM::ANY_T );
|
|
|
|
if( !obs )
|
|
break;
|
|
|
|
int clearance = aNode->GetClearance( obs->m_item, &mv );
|
|
|
|
if( iter > aMaxIterations / 2 )
|
|
{
|
|
VECTOR2I l = aDirection.Resize( m_diameter / 2 );
|
|
totalForce += l;
|
|
mv.SetPos( mv.Pos() + l );
|
|
}
|
|
|
|
if( obs->m_item->Shape()->Collide( mv.Shape(), clearance, &force ) )
|
|
{
|
|
totalForce += force;
|
|
mv.SetPos( mv.Pos() + force );
|
|
}
|
|
|
|
iter++;
|
|
}
|
|
|
|
if( iter == aMaxIterations )
|
|
return false;
|
|
|
|
aForce = totalForce;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
const SHAPE_LINE_CHAIN VIA::Hull( int aClearance, int aWalkaroundThickness, int aLayer ) const
|
|
{
|
|
int cl = ( aClearance + aWalkaroundThickness / 2 );
|
|
int width = m_diameter;
|
|
|
|
if( !ROUTER::GetInstance()->GetInterface()->IsFlashedOnLayer( this, aLayer ) )
|
|
width = m_drill;
|
|
|
|
return OctagonalHull( m_pos -
|
|
VECTOR2I( width / 2, width / 2 ), VECTOR2I( width, width ),
|
|
cl + 1, ( 2 * cl + width ) * 0.26 );
|
|
}
|
|
|
|
|
|
VIA* VIA::Clone() const
|
|
{
|
|
VIA* v = new VIA();
|
|
|
|
v->SetNet( Net() );
|
|
v->SetLayers( Layers() );
|
|
v->m_pos = m_pos;
|
|
v->m_diameter = m_diameter;
|
|
v->m_drill = m_drill;
|
|
v->m_shape = SHAPE_CIRCLE( m_pos, m_diameter / 2 );
|
|
v->m_rank = m_rank;
|
|
v->m_marker = m_marker;
|
|
v->m_viaType = m_viaType;
|
|
v->m_parent = m_parent;
|
|
v->m_isFree = m_isFree;
|
|
v->m_isVirtual = m_isVirtual;
|
|
|
|
return v;
|
|
}
|
|
|
|
|
|
OPT_BOX2I VIA::ChangedArea( const VIA* aOther ) const
|
|
{
|
|
if ( aOther->Pos() != Pos() )
|
|
{
|
|
BOX2I tmp = Shape()->BBox();
|
|
tmp.Merge( aOther->Shape()->BBox() );
|
|
return tmp;
|
|
}
|
|
|
|
return OPT_BOX2I();
|
|
}
|
|
|
|
const VIA_HANDLE VIA::MakeHandle() const
|
|
{
|
|
VIA_HANDLE h;
|
|
h.pos = Pos();
|
|
h.layers = Layers();
|
|
h.net = Net();
|
|
h.valid = true;
|
|
return h;
|
|
}
|
|
|
|
}
|