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Add edge-exclusions to router (for castellated pads). 

Fixes https://gitlab.com/kicad/code/kicad/issues/1790
This commit is contained in:
Jeff Young 2022-06-27 15:07:25 -06:00
parent 89eeba3312
commit 833dc70bff
4 changed files with 47 additions and 4 deletions
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16
pcbnew/router/pns_item.cpp
View File

@ -2,7 +2,7 @@
* KiRouter - a push-and-(sometimes-)shove PCB router
*
* Copyright (C) 2013-2014 CERN
* Copyright (C) 2016-2020 KiCad Developers, see AUTHORS.txt for contributors.
* Copyright (C) 2016-2022 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
@ -129,7 +129,19 @@ bool ITEM::collideSimple( const ITEM* aOther, const NODE* aNode, bool aDifferent
return false;
int clearance = aOverrideClearance >= 0 ? aOverrideClearance : aNode->GetClearance( this, aOther );
return shapeA->Collide( shapeB, clearance + lineWidthA + lineWidthB );
if( m_parent && m_parent->GetLayer() == Edge_Cuts )
{
int actual;
VECTOR2I pos;
return( shapeA->Collide( shapeB, clearance + lineWidthA, &actual, &pos )
&& !aNode->QueryEdgeExclusions( pos ) );
}
else
{
return shapeA->Collide( shapeB, clearance + lineWidthA + lineWidthB );
}
}

7
pcbnew/router/pns_kicad_iface.cpp
View File

@ -1285,6 +1285,13 @@ void PNS_KICAD_IFACE_BASE::SyncWorld( PNS::NODE *aWorld )
aWorld->Add( std::move( solid ) );
worstClearance = std::max( worstClearance, pad->GetLocalClearance() );
if( pad->GetProperty() == PAD_PROP::CASTELLATED )
{
std::unique_ptr<SHAPE> hole;
hole.reset( new SHAPE_SEGMENT( *pad->GetEffectiveHoleShape() ) );
aWorld->AddEdgeExclusion( std::move( hole ) );
}
}
syncTextItem( aWorld, &footprint->Reference(), footprint->Reference().GetLayer() );

20
pcbnew/router/pns_node.cpp
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@ -2,7 +2,7 @@
* KiRouter - a push-and-(sometimes-)shove PCB router
*
* Copyright (C) 2013-2019 CERN
* Copyright (C) 2016-2021 KiCad Developers, see AUTHORS.txt for contributors.
* Copyright (C) 2016-2022 KiCad Developers, see AUTHORS.txt for contributors.
*
* @author Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
*
@ -717,6 +717,24 @@ void NODE::Add( std::unique_ptr< ITEM > aItem, bool aAllowRedundant )
}
void NODE::AddEdgeExclusion( std::unique_ptr<SHAPE> aShape )
{
m_edgeExclusions.push_back( std::move( aShape ) );
}
bool NODE::QueryEdgeExclusions( const VECTOR2I& aPos ) const
{
for( const std::unique_ptr<SHAPE>& edgeExclusion : m_edgeExclusions )
{
if( edgeExclusion->Collide( aPos ) )
return true;
}
return false;
}
void NODE::doRemove( ITEM* aItem )
{
// case 1: removing an item that is stored in the root node from any branch:

8
pcbnew/router/pns_node.h
View File

@ -2,7 +2,7 @@
* KiRouter - a push-and-(sometimes-)shove PCB router
*
* Copyright (C) 2013-2014 CERN
* Copyright (C) 2016-2021 KiCad Developers, see AUTHORS.txt for contributors.
* Copyright (C) 2016-2022 KiCad Developers, see AUTHORS.txt for contributors.
*
* @author Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
*
@ -278,6 +278,10 @@ public:
void Add( LINE& aLine, bool aAllowRedundant = false );
void AddEdgeExclusion( std::unique_ptr<SHAPE> aShape );
bool QueryEdgeExclusions( const VECTOR2I& aPos ) const;
/**
* Remove an item from this branch.
*/
@ -484,6 +488,8 @@ private:
int m_depth; ///< depth of the node (number of parent nodes in the
///< inheritance chain)
std::vector< std::unique_ptr<SHAPE> > m_edgeExclusions;
std::unordered_set<ITEM*> m_garbageItems;
COLLISION_QUERY_SCOPE m_collisionQueryScope;