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router: hole as first class objects, wip 

Rebased by Jeff Young <jeff@rokeby.ie> 5 April 2023

(Also includes a bug-fix for highlighting collisions with edge-cut
items.)

(cherry picked from commit bfbda978b8)
This commit is contained in:
Tomasz Wlostowski 2022-08-30 13:52:34 +01:00 committed by Jeff Young
parent 7f593d3999
commit c1274e24b0
24 changed files with 1335 additions and 414 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
libs/kimath/include/geometry/shape_index.h
View File

@ -49,21 +49,6 @@ static const SHAPE* shapeFunctor( T aItem )
return aItem->Shape();
}
/**
* Used by #SHAPE_INDEX to get a SHAPE* for a hole from another type.
*
* By default relies on T::GetHole() method, should be specialized if the T object
* doesn't allow that method.
*
* @param aItem generic T object.
* @return a SHAPE* object equivalent to object.
*/
template <class T>
static const SHAPE* holeFunctor( T aItem )
{
return aItem->Hole();
}
/**
* Used by #SHAPE_INDEX to get the bounding box of a generic T object.
*
@ -78,9 +63,6 @@ BOX2I boundingBox( T aObject )
{
BOX2I bbox = shapeFunctor( aObject )->BBox();
if( holeFunctor( aObject ) )
bbox.Merge( holeFunctor( aObject )->BBox() );
return bbox;
}

148
pcbnew/router/pns_hole.cpp Normal file
View File

@ -0,0 +1,148 @@
/*
* KiRouter - a push-and-(sometimes-)shove PCB router
*
* Copyright (C) 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
* 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_item.h"
#include "pns_hole.h"
#include "pns_node.h"
#include "pns_utils.h"
#include <geometry/shape_circle.h>
#include <geometry/shape_line_chain.h>
#include <geometry/shape_compound.h>
#include <geometry/shape_poly_set.h>
namespace PNS
{
HOLE::~HOLE()
{
delete m_holeShape;
}
HOLE* HOLE::Clone() const
{
HOLE* h = new HOLE( nullptr, m_holeShape->Clone() );
h->SetNet( Net() );
h->SetLayers( Layers() );
h->SetOwner( nullptr );
h->m_rank = m_rank;
h->m_marker = m_marker;
h->m_parent = m_parent;
h->m_isVirtual = m_isVirtual;
return h;
}
const SHAPE_LINE_CHAIN HOLE::Hull( int aClearance, int aWalkaroundThickness, int aLayer ) const
{
if( !m_holeShape )
return SHAPE_LINE_CHAIN();
if( m_holeShape->Type() == SH_CIRCLE )
{
auto cir = static_cast<SHAPE_CIRCLE*>( m_holeShape );
int cl = ( aClearance + aWalkaroundThickness / 2 );
int width = cir->GetRadius() * 2;
// Chamfer = width * ( 1 - sqrt(2)/2 ) for equilateral octagon
return OctagonalHull( cir->GetCenter() - VECTOR2I( width / 2, width / 2 ),
VECTOR2I( width, width ), cl,
( 2 * cl + width ) * ( 1.0 - M_SQRT1_2 ) );
}
else if( m_holeShape->Type() == SH_COMPOUND )
{
SHAPE_COMPOUND* cmpnd = static_cast<SHAPE_COMPOUND*>( m_holeShape );
if( cmpnd->Shapes().size() == 1 )
{
return BuildHullForPrimitiveShape( cmpnd->Shapes()[0], aClearance,
aWalkaroundThickness );
}
else
{
SHAPE_POLY_SET hullSet;
for( SHAPE* shape : cmpnd->Shapes() )
{
hullSet.AddOutline(
BuildHullForPrimitiveShape( shape, aClearance, aWalkaroundThickness ) );
}
hullSet.Simplify( SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );
return hullSet.Outline( 0 );
}
}
else
{
return BuildHullForPrimitiveShape( m_holeShape, aClearance, aWalkaroundThickness );
}
}
bool HOLE::IsCircular() const
{
return m_holeShape->Type() == SH_CIRCLE;
}
int HOLE::Radius() const
{
assert( m_holeShape->Type() == SH_CIRCLE );
return static_cast<const SHAPE_CIRCLE*>( m_holeShape )->GetRadius();
}
const VECTOR2I HOLE::Pos() const
{
return VECTOR2I( 0, 0 ); // fixme holes
}
void HOLE::SetCenter( const VECTOR2I& aCenter )
{
assert( m_holeShape->Type() == SH_CIRCLE );
static_cast<SHAPE_CIRCLE*>( m_holeShape )->SetCenter( aCenter );
}
void HOLE::SetRadius( int aRadius )
{
assert( m_holeShape->Type() == SH_CIRCLE );
static_cast<SHAPE_CIRCLE*>( m_holeShape )->SetRadius( aRadius );
}
void HOLE::Move( const VECTOR2I& delta )
{
m_holeShape->Move( delta );
}
HOLE* HOLE::MakeCircularHole( const VECTOR2I& pos, int radius )
{
auto circle = new SHAPE_CIRCLE( pos, radius );
auto hole = new HOLE( nullptr, circle );
hole->SetLayers( LAYER_RANGE( F_Cu, B_Cu ) );
return hole;
}
/*bool HOLE::collideSimple( const ITEM* aHead, const NODE* aNode,
COLLISION_SEARCH_CONTEXT* aCtx ) const
{
}*/
}; // namespace PNS

79
pcbnew/router/pns_hole.h Normal file
View File

@ -0,0 +1,79 @@
/*
* KiRouter - a push-and-(sometimes-)shove PCB router
*
* Copyright (C) 2016-2021 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/>.
*/
#ifndef __PNS_HOLE_H
#define __PNS_HOLE_H
#include "pns_item.h"
#include <geometry/shape.h>
#include <geometry/shape_line_chain.h>
namespace PNS
{
class HOLE : public ITEM
{
public:
HOLE( ITEM* aParentPadVia, SHAPE* aShape ) :
ITEM( ITEM::HOLE_T ),
m_holeShape( aShape ),
m_parentPadVia( aParentPadVia )
{
}
HOLE( const ITEM& aOther ) : ITEM( aOther ) {}
virtual ~HOLE();
/**
* Return a deep copy of the item.
*/
virtual HOLE* Clone() const override;
virtual const SHAPE_LINE_CHAIN Hull( int aClearance = 0, int aWalkaroundThickness = 0,
int aLayer = -1 ) const override;
bool IsCircular() const;
const VECTOR2I Pos() const;
int Radius() const;
const SHAPE* Shape() const override { return m_holeShape; }
ITEM* ParentPadVia() const { return m_parentPadVia; }
void SetCenter( const VECTOR2I& aCenter );
void SetRadius( int aRadius );
void Move( const VECTOR2I& delta );
static HOLE* MakeCircularHole( const VECTOR2I& pos, int radius );
private:
SHAPE* m_holeShape;
ITEM* m_parentPadVia;
};
}; // namespace PNS
#endif

387
pcbnew/router/pns_item.cpp
View File

@ -24,41 +24,72 @@
#include "pns_item.h"
#include "pns_line.h"
#include "pns_router.h"
#include "pns_utils.h"
#include <geometry/shape_compound.h>
#include <geometry/shape_poly_set.h>
typedef VECTOR2I::extended_type ecoord;
namespace PNS {
bool ITEM::collideSimple( const ITEM* aOther, const NODE* aNode,
const COLLISION_SEARCH_OPTIONS& aOpts, OBSTACLE *aObsInfo ) const
static void dumpObstacles( const PNS::NODE::OBSTACLES &obstacles )
{
const ROUTER_IFACE* iface = ROUTER::GetInstance()->GetInterface();
const SHAPE* shapeA = Shape();
const SHAPE* holeA = Hole();
int lineWidthA = 0;
const SHAPE* shapeB = aOther->Shape();
const SHAPE* holeB = aOther->Hole();
int lineWidthB = 0;
const int clearanceEpsilon = aNode->GetRuleResolver()->ClearanceEpsilon();
printf("&&&& %d obstacles: \n", obstacles.size() );
for( const auto& obs : obstacles )
{
printf("%p [%s] - %p [%s], clearance %d\n", obs.m_head, obs.m_head->KindStr().c_str(),
obs.m_item, obs.m_item->KindStr().c_str(),
obs.m_clearance );
}
}
bool ITEM::collideSimple( const ITEM* aHead, const NODE* aNode,
COLLISION_SEARCH_CONTEXT* aCtx ) const
{
const SHAPE* shapeI = Shape();
const HOLE* holeI = Hole();
int lineWidthI = 0;
const SHAPE* shapeH = aHead->Shape();
const HOLE* holeH = aHead->Hole();
int lineWidthH = 0;
int clearanceEpsilon = aNode->GetRuleResolver()->ClearanceEpsilon();
bool collisionsFound = false;
printf("******************** CollideSimple %d\n", aCtx->obstacles.size() );
//printf( "h %p n %p t %p ctx %p\n", aHead, aNode, this, aCtx );
if( aHead == this ) // we cannot be self-colliding
return false;
// Sadly collision routines ignore SHAPE_POLY_LINE widths so we have to pass them in as part
// of the clearance value.
if( m_kind == LINE_T )
lineWidthA = static_cast<const LINE*>( this )->Width() / 2;
lineWidthI = static_cast<const LINE*>( this )->Width() / 2;
if( aOther->m_kind == LINE_T )
lineWidthB = static_cast<const LINE*>( aOther )->Width() / 2;
if( aHead->m_kind == LINE_T )
lineWidthH = static_cast<const LINE*>( aHead )->Width() / 2;
// same nets? no collision!
if( aOpts.m_differentNetsOnly && m_net == aOther->m_net && m_net >= 0 && aOther->m_net >= 0 )
if( aCtx && aCtx->options.m_differentNetsOnly
&& m_net == aHead->m_net && m_net >= 0 && aHead->m_net >= 0 )
{
return false;
}
// a pad associated with a "free" pin (NIC) doesn't have a net until it has been used
if( aOpts.m_differentNetsOnly && ( IsFreePad() || aOther->IsFreePad() ) )
if( aCtx && aCtx->options.m_differentNetsOnly
&& ( IsFreePad() || aHead->IsFreePad() ) )
{
return false;
}
// check if we are not on completely different layers first
if( !m_layers.Overlaps( aOther->m_layers ) )
if( !m_layers.Overlaps( aHead->m_layers ) )
return false;
auto checkKeepout =
@ -84,74 +115,143 @@ bool ITEM::collideSimple( const ITEM* aOther, const NODE* aNode,
};
const ZONE* zoneA = dynamic_cast<ZONE*>( Parent() );
const ZONE* zoneB = dynamic_cast<ZONE*>( aOther->Parent() );
const ZONE* zoneB = dynamic_cast<ZONE*>( aHead->Parent() );
if( zoneA && aOther->Parent() && !checkKeepout( zoneA, aOther->Parent() ) )
if( zoneA && aHead->Parent() && !checkKeepout( zoneA, aHead->Parent() ) )
return false;
if( zoneB && Parent() && !checkKeepout( zoneB, Parent() ) )
return false;
bool thisNotFlashed = !iface->IsFlashedOnLayer( this, aOther->Layer() );
bool otherNotFlashed = !iface->IsFlashedOnLayer( aOther, Layer() );
// fixme: this f***ing singleton must go...
ROUTER *router = ROUTER::GetInstance();
ROUTER_IFACE* iface = router ? router->GetInterface() : nullptr;
if( aObsInfo )
bool thisNotFlashed = false;
bool otherNotFlashed = false;
if( iface )
{
aObsInfo->m_headIsHole = false;
aObsInfo->m_itemIsHole = false;
thisNotFlashed = !iface->IsFlashedOnLayer( this, aHead->Layer() );
otherNotFlashed = !iface->IsFlashedOnLayer( aHead, Layer() );
}
if( ( aNode->GetCollisionQueryScope() == NODE::CQS_ALL_RULES
|| ( thisNotFlashed || otherNotFlashed ) )
&& ( holeA || holeB ) )
|| ( thisNotFlashed || otherNotFlashed ) ) )
{
int holeClearance = aNode->GetHoleClearance( this, aOther );
if( holeA && holeA->Collide( shapeB, holeClearance + lineWidthB - clearanceEpsilon ) )
if( holeI && holeI->ParentPadVia() != aHead && holeI != aHead )
{
if( aObsInfo )
{
aObsInfo->m_headIsHole = true;
aObsInfo->m_clearance = holeClearance;
}
return true;
}
int holeClearance = aNode->GetClearance( this, holeI );
printf("HCH1 %d\n", holeClearance);
if( holeB && holeB->Collide( shapeA, holeClearance + lineWidthA - clearanceEpsilon ) )
{
if( aObsInfo )
if( holeI->Shape()->Collide( shapeH, holeClearance + lineWidthH - clearanceEpsilon ) )
{
aObsInfo->m_itemIsHole = true;
aObsInfo->m_clearance = holeClearance;
}
return true;
}
if( holeA && holeB )
{
int holeToHoleClearance = aNode->GetHoleToHoleClearance( this, aOther );
if( holeA->Collide( holeB, holeToHoleClearance - clearanceEpsilon ) )
{
if( aObsInfo )
if( aCtx )
{
aObsInfo->m_headIsHole = true;
aObsInfo->m_itemIsHole = true;
aObsInfo->m_clearance = holeToHoleClearance;
OBSTACLE obs;
obs.m_clearance = holeClearance;
obs.m_head = const_cast<ITEM*>( aHead );
obs.m_item = const_cast<HOLE*>( holeI );
aCtx->obstacles.insert( obs );
dumpObstacles( aCtx->obstacles );
collisionsFound = true;
}
else
{
return true;
}
}
}
if( holeH && holeH->ParentPadVia() != this && holeH != this )
{
int holeClearance = aNode->GetClearance( this, holeH );
printf("HCH2 %d\n", holeClearance);
if( holeH->Shape()->Collide( shapeI, holeClearance + lineWidthI - clearanceEpsilon ) )
{
if( aCtx )
{
OBSTACLE obs;
obs.m_clearance = holeClearance;
obs.m_head = const_cast<HOLE*>( holeH );
obs.m_item = const_cast<ITEM*>( this );
aCtx->obstacles.insert( obs );
dumpObstacles( aCtx->obstacles );
collisionsFound = true;
}
else
{
return true;
}
}
}
if( holeI && holeH && ( holeI != holeH ) )
{
int holeClearance = aNode->GetClearance( holeI, holeH );
printf("HCH3 %d\n", holeClearance);
if( holeI->Shape()->Collide( holeH->Shape(), holeClearance - clearanceEpsilon ) )
{
if( aCtx )
{
OBSTACLE obs;
obs.m_clearance = holeClearance;
// printf("pushh3 %p %p\n", obs.m_head, obs.m_item );
obs.m_head = const_cast<HOLE*>( holeH );
obs.m_item = const_cast<HOLE*>( holeI );
aCtx->obstacles.insert( obs );
dumpObstacles( aCtx->obstacles );
collisionsFound = true;
}
else
{
return true;
}
return true;
}
}
}
if( !aOther->Layers().IsMultilayer() && thisNotFlashed )
printf("HCHE\n");
if( !aHead->Layers().IsMultilayer() && thisNotFlashed )
return false;
if( !Layers().IsMultilayer() && otherNotFlashed )
return false;
int clearance = aOpts.m_overrideClearance >= 0 ? aOpts.m_overrideClearance
: aNode->GetClearance( this, aOther );
int clearance;
if( aCtx && aCtx->options.m_overrideClearance >= 0 )
{
clearance = aCtx->options.m_overrideClearance;
}
else
{
clearance = aNode->GetClearance( this, aHead );
}
// prevent bogus collisions between the item and its own hole. FIXME: figure out a cleaner way of doing that
if( holeI && aHead == holeI->ParentPadVia() )
return false;
if( holeH && this == holeH->ParentPadVia() )
return false;
if( holeH && this == holeH )
return false;
if( holeI && aHead == holeI )
return false;
if( clearance >= 0 )
{
@ -164,41 +264,69 @@ bool ITEM::collideSimple( const ITEM* aOther, const NODE* aNode,
int actual;
VECTOR2I pos;
if( shapeA->Collide( shapeB, clearance + lineWidthA, &actual, &pos ) )
if( shapeH->Collide( shapeI, clearance + lineWidthH + lineWidthI - clearanceEpsilon,
&actual, &pos ) )
{
if( checkCastellation && aNode->QueryEdgeExclusions( pos ) )
return false;
if( checkNetTie && aNode->GetRuleResolver()->IsNetTieExclusion( aOther, pos, this ) )
if( checkNetTie && aNode->GetRuleResolver()->IsNetTieExclusion( aHead, pos, this ) )
return false;
if( aObsInfo )
aObsInfo->m_clearance = clearance;
return true;
if( aCtx )
{
collisionsFound = true;
OBSTACLE obs;
obs.m_head = const_cast<ITEM*>( aHead );
obs.m_item = const_cast<ITEM*>( this );
obs.m_clearance = clearance;
aCtx->obstacles.insert( obs );
}
else
{
return true;
}
}
}
else
{
// Fast method
if( shapeA->Collide( shapeB, clearance + lineWidthA + lineWidthB - clearanceEpsilon ) )
if( shapeH->Collide( shapeI, clearance + lineWidthH + lineWidthI - clearanceEpsilon ) )
{
if( aObsInfo )
aObsInfo->m_clearance = clearance;
if( aCtx )
{
collisionsFound = true;
OBSTACLE obs;
obs.m_head = const_cast<ITEM*>( aHead );
obs.m_item = const_cast<ITEM*>( this );
obs.m_clearance = clearance;
return true;
//printf("i %p h %p ih %p hh %p\n", this ,aHead, holeI, holeH);
printf("HCHX %d %d\n", clearance, clearance + lineWidthH + lineWidthI - clearanceEpsilon);
//printf("pushc %p %p cl %d cle %d\n", obs.m_head, obs.m_item, clearance, clearance + lineWidthH + lineWidthI - clearanceEpsilon );
//printf("SH %s\n", shapeH->Format().c_str(), aHead );
//printf("SI %s\n", shapeI->Format().c_str(), this );
aCtx->obstacles.insert( obs );
dumpObstacles( aCtx->obstacles );
printf("--EndDump\n");
}
else
{
return true;
}
}
}
}
return false;
return collisionsFound;
}
bool ITEM::Collide( const ITEM* aOther, const NODE* aNode,
const COLLISION_SEARCH_OPTIONS& aOpts, OBSTACLE *aObsInfo ) const
bool ITEM::Collide( const ITEM* aOther, const NODE* aNode, COLLISION_SEARCH_CONTEXT *aCtx ) const
{
if( collideSimple( aOther, aNode, aOpts, aObsInfo ) )
if( collideSimple( aOther, aNode, aCtx ) )
return true;
// Special cases for "head" lines with vias attached at the end. Note that this does not
@ -209,15 +337,15 @@ bool ITEM::Collide( const ITEM* aOther, const NODE* aNode,
{
const LINE* line = static_cast<const LINE*>( this );
if( line->EndsWithVia() && line->Via().collideSimple( aOther, aNode, aOpts, aObsInfo ) )
if( line->EndsWithVia() && line->Via().collideSimple( aOther, aNode, aCtx ) )
return true;
}
if( aOther->m_kind == LINE_T )
{
const LINE* line = static_cast<const LINE*>( aOther );
const LINE* line = static_cast<const LINE*>( aOther ); // fixme
if( line->EndsWithVia() && line->Via().collideSimple( this, aNode, aOpts, aObsInfo ) )
if( line->EndsWithVia() && line->Via().collideSimple( this, aNode, aCtx ) )
return true;
}
@ -236,6 +364,8 @@ std::string ITEM::KindStr() const
case JOINT_T: return "joint";
case SOLID_T: return "solid";
case DIFF_PAIR_T: return "diff-pair";
case HOLE_T: return "hole";
default: return "unknown";
}
}
@ -245,6 +375,113 @@ ITEM::~ITEM()
{
}
HOLE::~HOLE()
{
delete m_holeShape;
}
HOLE* HOLE::Clone() const
{
HOLE* h = new HOLE( m_parentPadVia, m_holeShape->Clone() );
h->SetNet( Net() );
h->SetLayers( Layers() );
h->m_rank = m_rank;
h->m_marker = m_marker;
h->m_parent = m_parent;
h->m_isVirtual = m_isVirtual;
return h;
}
const SHAPE_LINE_CHAIN HOLE::Hull( int aClearance, int aWalkaroundThickness, int aLayer ) const
{
if( !m_holeShape )
return SHAPE_LINE_CHAIN();
if( m_holeShape->Type() == SH_CIRCLE )
{
auto cir = static_cast<SHAPE_CIRCLE*>( m_holeShape );
int cl = ( aClearance + aWalkaroundThickness / 2 );
int width = cir->GetRadius() * 2;
// Chamfer = width * ( 1 - sqrt(2)/2 ) for equilateral octagon
return OctagonalHull( cir->GetCenter() - VECTOR2I( width / 2, width / 2 ), VECTOR2I( width, width ), cl,
( 2 * cl + width ) * ( 1.0 - M_SQRT1_2 ) );
}
else if( m_holeShape->Type() == SH_COMPOUND )
{
SHAPE_COMPOUND* cmpnd = static_cast<SHAPE_COMPOUND*>( m_holeShape );
if ( cmpnd->Shapes().size() == 1 )
{
return BuildHullForPrimitiveShape( cmpnd->Shapes()[0], aClearance,
aWalkaroundThickness );
}
else
{
SHAPE_POLY_SET hullSet;
for( SHAPE* shape : cmpnd->Shapes() )
{
hullSet.AddOutline( BuildHullForPrimitiveShape( shape, aClearance,
aWalkaroundThickness ) );
}
hullSet.Simplify( SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );
return hullSet.Outline( 0 );
}
}
else
{
return BuildHullForPrimitiveShape( m_holeShape, aClearance, aWalkaroundThickness );
}
}
bool HOLE::IsCircular() const
{
return m_holeShape->Type() == SH_CIRCLE;
}
int HOLE::Radius() const
{
assert( m_holeShape->Type() == SH_CIRCLE );
return static_cast<const SHAPE_CIRCLE*>( m_holeShape )->GetRadius();
}
const VECTOR2I HOLE::Pos() const
{
return VECTOR2I( 0, 0 ); // fixme holes
}
void HOLE::SetCenter( const VECTOR2I& aCenter )
{
assert( m_holeShape->Type() == SH_CIRCLE );
static_cast<SHAPE_CIRCLE*>( m_holeShape )->SetCenter( aCenter );
}
void HOLE::SetRadius( int aRadius )
{
assert( m_holeShape->Type() == SH_CIRCLE );
static_cast<SHAPE_CIRCLE*>( m_holeShape )->SetRadius( aRadius );
}
void HOLE::Move( const VECTOR2I& delta )
{
m_holeShape->Move( delta );
}
HOLE* HOLE::MakeCircularHole( const VECTOR2I& pos, int radius )
{
auto circle = new SHAPE_CIRCLE( pos, radius );
auto hole = new HOLE( nullptr, circle );
hole->SetLayers( LAYER_RANGE( F_Cu, B_Cu ) );
return hole;
}
const std::string ITEM::Format() const
{
std::stringstream ss;

54
pcbnew/router/pns_item.h
View File

@ -24,6 +24,7 @@
#define __PNS_ITEM_H
#include <memory>
#include <unordered_set>
#include <math/vector2d.h>
#include <geometry/shape.h>
@ -44,28 +45,13 @@ enum LineMarker {
MK_DP_COUPLED = ( 1 << 5 )
};
struct OBSTACLE;
class ITEM;
class HOLE;
struct COLLISION_SEARCH_CONTEXT;
struct COLLISION_SEARCH_OPTIONS
{
bool m_differentNetsOnly = true;
int m_overrideClearance = -1;
int m_limitCount = -1;
int m_kindMask = -1;
bool m_useClearanceEpsilon = true;
};
/**
* Dummy interface for ITEMs that can own other ITEMs
*/
class ITEM_OWNER {};
/**
* Base class for an item belonging to some container.
*
* Container can be another ITEM, ITEM_SET or a NODE.
*/
class OWNABLE_ITEM
{
public:
@ -95,7 +81,6 @@ protected:
const ITEM_OWNER *m_owner;
};
/**
* Base class for PNS router board items.
*
@ -117,7 +102,8 @@ public:
ARC_T = 16,
VIA_T = 32,
DIFF_PAIR_T = 64,
ANY_T = 0xff
HOLE_T = 128,
ANY_T = 0xffff
};
ITEM( PnsKind aKind )
@ -170,12 +156,6 @@ public:
return SHAPE_LINE_CHAIN();
}
virtual const SHAPE_LINE_CHAIN HoleHull( int aClearance, int aWalkaroundThickness = 0,
int aLayer = -1 ) const
{
return SHAPE_LINE_CHAIN();
}
/**
* Return the type (kind) of the item.
*/
@ -216,7 +196,7 @@ public:
{
return Layers().Overlaps( aOther->Layers() );
}
/**
* Check for a collision (clearance violation) with between us and item \a aOther.
*
@ -226,9 +206,8 @@ public:
* @param aOther is the item to check collision against.
* @return true, if a collision was found.
*/
bool Collide( const ITEM* aOther, const NODE* aNode,
const COLLISION_SEARCH_OPTIONS& aOpts = COLLISION_SEARCH_OPTIONS(),
OBSTACLE *aObsInfo = nullptr ) const;
bool Collide( const ITEM* aHead, const NODE* aNode,
COLLISION_SEARCH_CONTEXT* aCtx = nullptr ) const;
/**
* Return the geometrical shape of the item. Used for collision detection and spatial indexing.
@ -238,11 +217,6 @@ public:
return nullptr;
}
virtual const SHAPE* Hole() const
{
return nullptr;
}
virtual void Mark( int aMarker ) const { m_marker = aMarker; }
virtual void Unmark( int aMarker = -1 ) const { m_marker &= ~aMarker; }
virtual int Marker() const { return m_marker; }
@ -279,18 +253,20 @@ public:
void SetIsCompoundShapePrimitive() { m_isCompoundShapePrimitive = true; }
bool IsCompoundShapePrimitive() const { return m_isCompoundShapePrimitive; }
virtual bool HasHole() const { return false; }
virtual HOLE *Hole() const { return nullptr; }
virtual void SetHole( HOLE* aHole ) {};
virtual const std::string Format() const;
private:
bool collideSimple( const ITEM* aOther, const NODE* aNode,
const COLLISION_SEARCH_OPTIONS& aOpts,
OBSTACLE *aObsInfo = nullptr ) const;
bool collideSimple( const ITEM* aHead, const NODE* aNode,
COLLISION_SEARCH_CONTEXT* aCtx ) const;
protected:
PnsKind m_kind;
BOARD_ITEM* m_parent;
NODE* m_owner;
LAYER_RANGE m_layers;
bool m_movable;

67
pcbnew/router/pns_kicad_iface.cpp
View File

@ -106,10 +106,6 @@ public:
virtual int Clearance( const PNS::ITEM* aA, const PNS::ITEM* aB,
bool aUseClearanceEpsilon = true ) override;
virtual int HoleClearance( const PNS::ITEM* aA, const PNS::ITEM* aB,
bool aUseClearanceEpsilon = true ) override;
virtual int HoleToHoleClearance( const PNS::ITEM* aA, const PNS::ITEM* aB,
bool aUseClearanceEpsilon = true ) override;
virtual int DpCoupledNet( int aNet ) override;
virtual int DpNetPolarity( int aNet ) override;
@ -153,8 +149,6 @@ private:
int m_clearanceEpsilon;
std::unordered_map<CLEARANCE_CACHE_KEY, int> m_clearanceCache;
std::unordered_map<CLEARANCE_CACHE_KEY, int> m_holeClearanceCache;
std::unordered_map<CLEARANCE_CACHE_KEY, int> m_holeToHoleClearanceCache;
};
@ -258,16 +252,31 @@ bool PNS_PCBNEW_RULE_RESOLVER::IsNetTieExclusion( const PNS::ITEM* aItem,
}
bool isCopper( const PNS::ITEM* aItem )
static bool isCopper( const PNS::ITEM* aItem )
{
if ( !aItem )
return false;
const BOARD_ITEM *parent = aItem->Parent();
return !parent || parent->IsOnCopperLayer();
}
bool isEdge( const PNS::ITEM* aItem )
static bool isHole( const PNS::ITEM* aItem )
{
if ( !aItem )
return false;
return aItem->OfKind( PNS::ITEM::HOLE_T );
}
static bool isEdge( const PNS::ITEM* aItem )
{
if ( !aItem )
return false;
const BOARD_ITEM *parent = aItem->Parent();
return parent && ( parent->IsOnLayer( Edge_Cuts ) || parent->IsOnLayer( Margin ) );
@ -388,8 +397,6 @@ void PNS_PCBNEW_RULE_RESOLVER::ClearCacheForItem( const PNS::ITEM* aItem )
void PNS_PCBNEW_RULE_RESOLVER::ClearCaches()
{
m_clearanceCache.clear();
m_holeClearanceCache.clear();
m_holeToHoleClearanceCache.clear();
}
@ -420,7 +427,23 @@ int PNS_PCBNEW_RULE_RESOLVER::Clearance( const PNS::ITEM* aA, const PNS::ITEM* a
for( int layer = layers.Start(); layer <= layers.End(); ++layer )
{
if( isCopper( aA ) && ( !aB || isCopper( aB ) ) )
if( isHole( aA ) && isHole( aB) )
{
if( QueryConstraint( PNS::CONSTRAINT_TYPE::CT_HOLE_TO_HOLE, aA, aB, layer, &constraint ) )
{
if( constraint.m_Value.Min() > rv )
rv = constraint.m_Value.Min();
}
}
else if( isHole( aA ) || isHole( aB ) )
{
if( QueryConstraint( PNS::CONSTRAINT_TYPE::CT_HOLE_CLEARANCE, aA, aB, layer, &constraint ) )
{
if( constraint.m_Value.Min() > rv )
rv = constraint.m_Value.Min();
}
}
else if( isCopper( aA ) && ( !aB || isCopper( aB ) ) )
{
if( QueryConstraint( PNS::CONSTRAINT_TYPE::CT_CLEARANCE, aA, aB, layer, &constraint ) )
{
@ -428,8 +451,7 @@ int PNS_PCBNEW_RULE_RESOLVER::Clearance( const PNS::ITEM* aA, const PNS::ITEM* a
rv = constraint.m_Value.Min();
}
}
if( isEdge( aA ) || ( aB && isEdge( aB ) ) )
else if( isEdge( aA ) || ( aB && isEdge( aB ) ) )
{
if( QueryConstraint( PNS::CONSTRAINT_TYPE::CT_EDGE_CLEARANCE, aA, aB, layer, &constraint ) )
{
@ -446,6 +468,7 @@ int PNS_PCBNEW_RULE_RESOLVER::Clearance( const PNS::ITEM* aA, const PNS::ITEM* a
return rv;
}
#if 0
int PNS_PCBNEW_RULE_RESOLVER::HoleClearance( const PNS::ITEM* aA, const PNS::ITEM* aB,
bool aUseClearanceEpsilon )
@ -470,6 +493,8 @@ int PNS_PCBNEW_RULE_RESOLVER::HoleClearance( const PNS::ITEM* aA, const PNS::ITE
#define HAS_PLATED_HOLE( a ) ( a )->IsRoutable()
// JEY TODO: this is a new test introduced after Tom's brach. How does it fit
// in the new architecture?
if( IsCopperLayer( layer )
&& ( HAS_PLATED_HOLE( aA ) || HAS_PLATED_HOLE( aB ) )
&& QueryConstraint( PNS::CONSTRAINT_TYPE::CT_CLEARANCE, aA, aB, layer, &constraint )
@ -514,6 +539,8 @@ int PNS_PCBNEW_RULE_RESOLVER::HoleToHoleClearance( const PNS::ITEM* aA, const PN
return rv;
}
#endif
bool PNS_KICAD_IFACE_BASE::inheritTrackWidth( PNS::ITEM* aItem, int* aInheritedWidth )
{
@ -1139,7 +1166,12 @@ std::unique_ptr<PNS::SOLID> PNS_KICAD_IFACE_BASE::syncPad( PAD* aPad )
solid->SetOffset( VECTOR2I( offset.x, offset.y ) );
if( aPad->GetDrillSize().x > 0 )
solid->SetHole( aPad->GetEffectiveHoleShape()->Clone() );
{
SHAPE_SEGMENT* slot = (SHAPE_SEGMENT*) aPad->GetEffectiveHoleShape()->Clone();
PNS::HOLE* hole = new PNS::HOLE( solid.get(), slot );
solid->SetHole( hole );
}
// We generate a single SOLID for a pad, so we have to treat it as ALWAYS_FLASHED and then
// perform layer-specific flashing tests internally.
@ -1213,9 +1245,10 @@ std::unique_ptr<PNS::VIA> PNS_KICAD_IFACE_BASE::syncVia( PCB_VIA* aVia )
via->SetIsFree( aVia->GetIsFree() );
BOARD_DESIGN_SETTINGS& bds = m_board->GetDesignSettings();
via->SetHole( SHAPE_CIRCLE( aVia->GetPosition(),
aVia->GetDrillValue() / 2 ) );
SHAPE* holeShape = new SHAPE_CIRCLE( aVia->GetPosition(), aVia->GetDrillValue() / 2 );
PNS::HOLE* viaHole = new PNS::HOLE( via.get(), holeShape );
via->SetHole( viaHole );
return via;
}

1
pcbnew/router/pns_kicad_iface.h
View File

@ -35,6 +35,7 @@ class PCB_DISPLAY_OPTIONS;
class PCB_TOOL_BASE;
class FOOTPRINT;
class PAD;
class EDA_TEXT;
namespace PNS
{

8
pcbnew/router/pns_line.cpp
View File

@ -28,6 +28,8 @@
#include "pns_node.h"
#include "pns_via.h"
#include "pns_utils.h"
#include "pns_router.h"
#include "pns_debug_decorator.h"
#include <geometry/shape_rect.h>
@ -545,6 +547,12 @@ bool LINE::Walkaround( const SHAPE_LINE_CHAIN& aObstacle, SHAPE_LINE_CHAIN& aPat
const SHAPE_LINE_CHAIN SEGMENT::Hull( int aClearance, int aWalkaroundThickness, int aLayer ) const
{
/*DEBUG_DECORATOR* debugDecorator = ROUTER::GetInstance()->GetInterface()->GetDebugDecorator();
PNS_DBG( debugDecorator, Message, wxString::Format( wxT( "seghull %d %d" ), aWalkaroundThickness, aClearance ) );
PNS_DBG(debugDecorator, AddShape, &m_seg, RED, 0, wxT("theseg") );
*/
return SegmentHull( m_seg, aClearance, aWalkaroundThickness );
}

1
pcbnew/router/pns_line.h
View File

@ -196,6 +196,7 @@ public:
void AppendVia( const VIA& aVia );
void RemoveVia() { m_hasVia = false; }
VIA& Via() { return m_via; }
const VIA& Via() const { return m_via; }
void SetViaDiameter( int aDiameter ) { m_via.SetDiameter( aDiameter ); }

195
pcbnew/router/pns_node.cpp
View File

@ -87,10 +87,20 @@ NODE::~NODE()
m_joints.clear();
std::vector<ITEM*> toDelete;
toDelete.reserve( m_index->Size() );
for( ITEM* item : *m_index )
{
if( item->BelongsTo( this ) )
delete item;
if( item->BelongsTo( this ) && item->OfKind( ITEM::HOLE_T ) )
toDelete.push_back( item );
}
for( ITEM* item : toDelete )
{
printf("del item %p type %s\n", item, item->KindStr().c_str() );
delete item;
}
releaseGarbage();
@ -105,34 +115,13 @@ int NODE::GetClearance( const ITEM* aA, const ITEM* aB, bool aUseClearanceEpsilo
if( !m_ruleResolver )
return 100000;
if( aA->IsVirtual() || aB->IsVirtual() )
return 0;
return m_ruleResolver->Clearance( aA, aB, aUseClearanceEpsilon );
}
int NODE::GetHoleClearance( const ITEM* aA, const ITEM* aB, bool aUseClearanceEpsilon ) const
{
if( !m_ruleResolver )
return 0;
if( aA->IsVirtual() || aB->IsVirtual() )
return 0;
return m_ruleResolver->HoleClearance( aA, aB, aUseClearanceEpsilon );
}
int NODE::GetHoleToHoleClearance( const ITEM* aA, const ITEM* aB, bool aUseClearanceEpsilon ) const
{
if( !m_ruleResolver )
return 0;
if( aA->IsVirtual() || aB->IsVirtual() )
return 0;
return m_ruleResolver->HoleToHoleClearance( aA, aB, aUseClearanceEpsilon );
int cl = m_ruleResolver->Clearance( aA, aB, aUseClearanceEpsilon );
return cl;
}
@ -211,16 +200,11 @@ bool OBSTACLE_VISITOR::visit( ITEM* aCandidate )
// function object that visits potential obstacles and performs the actual collision refining
struct NODE::DEFAULT_OBSTACLE_VISITOR : public OBSTACLE_VISITOR
{
OBSTACLES& m_tab;
int m_matchCount;
const COLLISION_SEARCH_OPTIONS& m_opts;
COLLISION_SEARCH_CONTEXT* m_ctx;
DEFAULT_OBSTACLE_VISITOR( NODE::OBSTACLES& aTab, const ITEM* aItem,
const COLLISION_SEARCH_OPTIONS& aOpts ) :
DEFAULT_OBSTACLE_VISITOR( COLLISION_SEARCH_CONTEXT* aCtx, const ITEM* aItem ) :
OBSTACLE_VISITOR( aItem ),
m_tab( aTab ),
m_opts( aOpts ),
m_matchCount( 0 )
m_ctx( aCtx )
{
}
@ -230,26 +214,16 @@ struct NODE::DEFAULT_OBSTACLE_VISITOR : public OBSTACLE_VISITOR
bool operator()( ITEM* aCandidate ) override
{
if( !aCandidate->OfKind( m_opts.m_kindMask ) )
if( !aCandidate->OfKind( m_ctx->options.m_kindMask ) )
return true;
if( visit( aCandidate ) )
return true;
if( !aCandidate->Collide( m_item, m_node, m_opts ) )
if( !aCandidate->Collide( m_item, m_node, m_ctx ) )
return true;
OBSTACLE obs;
obs.m_head = m_item;
obs.m_item = aCandidate;
obs.m_distFirst = INT_MAX;
obs.m_maxFanoutWidth = 0;
m_tab.push_back( obs );
m_matchCount++;
if( m_opts.m_limitCount > 0 && m_matchCount >= m_opts.m_limitCount )
if( m_ctx->options.m_limitCount > 0 && m_ctx->obstacles.size() >= m_ctx->options.m_limitCount )
return false;
return true;
@ -258,13 +232,15 @@ struct NODE::DEFAULT_OBSTACLE_VISITOR : public OBSTACLE_VISITOR
int NODE::QueryColliding( const ITEM* aItem, NODE::OBSTACLES& aObstacles,
const COLLISION_SEARCH_OPTIONS& aOpts )
const COLLISION_SEARCH_OPTIONS& aOpts ) const
{
COLLISION_SEARCH_CONTEXT ctx( aObstacles, aOpts );
/// By default, virtual items cannot collide
if( aItem->IsVirtual() )
return 0;
DEFAULT_OBSTACLE_VISITOR visitor( aObstacles, aItem, aOpts );
DEFAULT_OBSTACLE_VISITOR visitor( &ctx, aItem );
#ifdef DEBUG
assert( allocNodes.find( this ) != allocNodes.end() );
@ -276,7 +252,7 @@ int NODE::QueryColliding( const ITEM* aItem, NODE::OBSTACLES& aObstacles,
m_index->Query( aItem, m_maxClearance, visitor );
// if we haven't found enough items, look in the root branch as well.
if( !isRoot() && ( visitor.m_matchCount < aOpts.m_limitCount || aOpts.m_limitCount < 0 ) )
if( !isRoot() && ( ctx.obstacles.size() < aOpts.m_limitCount || aOpts.m_limitCount < 0 ) )
{
visitor.SetWorld( m_root, this );
m_root->m_index->Query( aItem, m_maxClearance, visitor );
@ -286,22 +262,24 @@ int NODE::QueryColliding( const ITEM* aItem, NODE::OBSTACLES& aObstacles,
}
NODE::OPT_OBSTACLE NODE::NearestObstacle( const LINE* aLine, int aKindMask,
const std::set<ITEM*>* aRestrictedSet,
NODE::OPT_OBSTACLE NODE::NearestObstacle( const LINE* aLine,
const COLLISION_SEARCH_OPTIONS& aOpts )
{
const int clearanceEpsilon = GetRuleResolver()->ClearanceEpsilon();
OBSTACLES obstacleList;
obstacleList.reserve( 100 );
const int clearanceEpsilon = GetRuleResolver()->ClearanceEpsilon();
OBSTACLES obstacleList;
std::vector<SEGMENT> tmpSegs;
tmpSegs.reserve( aLine->CLine().SegmentCount() );
for( int i = 0; i < aLine->CLine().SegmentCount(); i++ )
{
// Note: Clearances between &s and other items are cached,
// Note: Clearances between tmpSegs.back() and other items are cached,
// which means they'll be the same for all segments in the line.
// Disabling the cache will lead to slowness.
const SEGMENT s( *aLine, aLine->CLine().CSegment( i ) );
QueryColliding( &s, obstacleList, aOpts );
tmpSegs.emplace_back( *aLine, aLine->CLine().CSegment( i ) );
QueryColliding( &tmpSegs.back(), obstacleList, aOpts );
}
if( aLine->EndsWithVia() )
@ -317,22 +295,15 @@ NODE::OPT_OBSTACLE NODE::NearestObstacle( const LINE* aLine, int aKindMask,
nearest.m_maxFanoutWidth = 0;
auto updateNearest =
[&]( const SHAPE_LINE_CHAIN::INTERSECTION& pt, ITEM* obstacle,
const SHAPE_LINE_CHAIN& hull, bool isHole )
[&]( const SHAPE_LINE_CHAIN::INTERSECTION& pt, const OBSTACLE& obstacle )
{
int dist = aLine->CLine().PathLength( pt.p, pt.index_their );
if( dist < nearest.m_distFirst )
{
nearest = obstacle;
nearest.m_distFirst = dist;
nearest.m_ipFirst = pt.p;
nearest.m_item = obstacle;
nearest.m_itemIsHole = isHole;
// JEY TODO: are these no longer needed?
//nearest.m_hull = hull;
//obstacle->Mark( isHole ? obstacle->Marker() | MK_HOLE
// : obstacle->Marker() & ~MK_HOLE );
}
};
@ -343,7 +314,7 @@ NODE::OPT_OBSTACLE NODE::NearestObstacle( const LINE* aLine, int aKindMask,
for( const OBSTACLE& obstacle : obstacleList )
{
if( aRestrictedSet && aRestrictedSet->find( obstacle.m_item ) == aRestrictedSet->end() )
if( aOpts.m_restrictedSet && aOpts.m_restrictedSet->count( obstacle.m_item ) == 0 )
continue;
int clearance =
@ -360,23 +331,24 @@ NODE::OPT_OBSTACLE NODE::NearestObstacle( const LINE* aLine, int aKindMask,
{
//debugDecorator->AddPoint( ip.p, ip.valid?3:6, 100000, (const char *) wxString::Format("obstacle-isect-point-%d" ).c_str() );
if( ip.valid )
updateNearest( ip, obstacle.m_item, obstacleHull, false );
updateNearest( ip, obstacle );
}
if( aLine->EndsWithVia() )
{
const VIA& via = aLine->Via();
// Don't use via.Drill(); it doesn't include the plating thickness
// JEY TODO: clean up (or re-enable) all this commented-out stuff....
//const HOLE* viaHole = via.Hole();
int viaHoleRadius = static_cast<const SHAPE_CIRCLE*>( via.Hole() )->GetRadius();
//int viaHoleRadius = static_cast<const SHAPE_CIRCLE*>( via.Hole() )->GetRadius();
int viaClearance = GetClearance( obstacle.m_item, &via, aOpts.m_useClearanceEpsilon )
+ via.Diameter() / 2;
int holeClearance = GetHoleClearance( obstacle.m_item, &via, aOpts.m_useClearanceEpsilon )
+ viaHoleRadius;
//int holeClearance = GetClearance( obstacle.m_item, viaHole, aOpts.m_useClearanceEpsilon )
// + viaHoleRadius;
if( holeClearance > viaClearance )
viaClearance = holeClearance;
//if( holeClearance > viaClearance )
// viaClearance = holeClearance;
obstacleHull = obstacle.m_item->Hull( viaClearance, 0, layer );
//debugDecorator->AddLine( obstacleHull, 3 );
@ -387,9 +359,9 @@ NODE::OPT_OBSTACLE NODE::NearestObstacle( const LINE* aLine, int aKindMask,
// obstacleHull.Intersect( aLine->CLine(), intersectingPts, true );
for( const SHAPE_LINE_CHAIN::INTERSECTION& ip : intersectingPts )
updateNearest( ip, obstacle.m_item, obstacleHull, false );
updateNearest( ip, obstacle );
}
#if 0
if( ( m_collisionQueryScope == CQS_ALL_RULES
|| !ROUTER::GetInstance()->GetInterface()->IsFlashedOnLayer( obstacle.m_item,
layer ) )
@ -438,10 +410,11 @@ NODE::OPT_OBSTACLE NODE::NearestObstacle( const LINE* aLine, int aKindMask,
updateNearest( ip, obstacle.m_item, obstacleHull, true );
}
}
#endif
}
if( nearest.m_distFirst == INT_MAX )
nearest.m_item = obstacleList[0].m_item;
nearest = (*obstacleList.begin());
return nearest;
}
@ -470,8 +443,6 @@ NODE::OPT_OBSTACLE NODE::CheckColliding( const ITEM* aItemA, int aKindMask )
opts.m_limitCount = 1;
opts.m_overrideClearance = 1;
obs.reserve( 100 );
if( aItemA->Kind() == ITEM::LINE_T )
{
int n = 0;
@ -488,7 +459,7 @@ NODE::OPT_OBSTACLE NODE::CheckColliding( const ITEM* aItemA, int aKindMask )
n += QueryColliding( &s, obs, opts );
if( n )
return OPT_OBSTACLE( obs[0] );
return OPT_OBSTACLE( *obs.begin() );
}
if( line->EndsWithVia() )
@ -496,12 +467,12 @@ NODE::OPT_OBSTACLE NODE::CheckColliding( const ITEM* aItemA, int aKindMask )
n += QueryColliding( &line->Via(), obs, opts );
if( n )
return OPT_OBSTACLE( obs[0] );
return OPT_OBSTACLE( *obs.begin() );
}
}
else if( QueryColliding( aItemA, obs, opts ) > 0 )
{
return OPT_OBSTACLE( obs[0] );
return OPT_OBSTACLE( *obs.begin() );
}
return OPT_OBSTACLE();
@ -568,6 +539,9 @@ const ITEM_SET NODE::HitTest( const VECTOR2I& aPoint ) const
void NODE::addSolid( SOLID* aSolid )
{
if( aSolid->HasHole() )
addHole( aSolid->Hole() );
if( aSolid->IsRoutable() )
linkJoint( aSolid->Pos(), aSolid->Layers(), aSolid->Net(), aSolid );
@ -584,18 +558,53 @@ void NODE::Add( std::unique_ptr< SOLID > aSolid )
void NODE::addVia( VIA* aVia )
{
if( aVia->HasHole() )
addHole( aVia->Hole() );
linkJoint( aVia->Pos(), aVia->Layers(), aVia->Net(), aVia );
m_index->Add( aVia );
}
void NODE::addHole( HOLE* aHole )
{
// do we need holes in the connection graph?
//linkJoint( aHole->Pos(), aHole->Layers(), aHole->Net(), aHole );
m_index->Add( aHole );
}
void NODE::Add( std::unique_ptr< VIA > aVia )
{
aVia->SetOwner( this );
addVia( aVia.release() );
}
void NODE::Add( ITEM* aItem, bool aAllowRedundant )
{
aItem->SetOwner( this );
switch( aItem->Kind() )
{
case ITEM::ARC_T:
addArc( static_cast<ARC*>( aItem ) );
break;
case ITEM::SEGMENT_T:
addSegment( static_cast<SEGMENT*>( aItem ) );
break;
case ITEM::VIA_T:
addVia( static_cast<VIA*>( aItem ) );
break;
case ITEM::SOLID_T:
addSolid( static_cast<SOLID*>( aItem ) );
break;
default:
assert( false );
}
}
void NODE::Add( LINE& aLine, bool aAllowRedundant )
{
@ -725,6 +734,7 @@ void NODE::Add( std::unique_ptr< ITEM > aItem, bool aAllowRedundant )
Add( *l );
break;
}
default:
assert( false );
}
@ -754,18 +764,37 @@ void NODE::doRemove( ITEM* aItem )
// case 1: removing an item that is stored in the root node from any branch:
// mark it as overridden, but do not remove
if( aItem->BelongsTo( m_root ) && !isRoot() )
{
m_override.insert( aItem );
if( aItem->HasHole() )
m_override.insert( aItem->Hole() );
}
// case 2: the item belongs to this branch or a parent, non-root branch,
// or the root itself and we are the root: remove from the index
else if( !aItem->BelongsTo( m_root ) || isRoot() )
{
m_index->Remove( aItem );
if( aItem->HasHole() )
m_index->Remove( aItem->Hole() );
}
// the item belongs to this particular branch: un-reference it
if( aItem->BelongsTo( this ) )
{
aItem->SetOwner( nullptr );
m_root->m_garbageItems.insert( aItem );
HOLE *hole = aItem->Hole();
if( hole )
{
m_index->Remove( hole ); // hole is not directly owned by NODE but by the parent SOLID/VIA.
hole->SetOwner( nullptr );
}
}
}

101
pcbnew/router/pns_node.h
View File

@ -25,7 +25,7 @@
#include <vector>
#include <list>
#include <unordered_set>
#include <set>
#include <core/minoptmax.h>
#include <geometry/shape_line_chain.h>
@ -46,10 +46,6 @@ class INDEX;
class ROUTER;
class NODE;
/**
* An abstract function object, returning a design rule (clearance, diff pair gap, etc) required
* between two items.
*/
enum class CONSTRAINT_TYPE
{
@ -64,6 +60,11 @@ enum class CONSTRAINT_TYPE
CT_HOLE_TO_HOLE = 9
};
/**
* An abstract function object, returning a design rule (clearance, diff pair gap, etc) required
* between two items.
*/
struct CONSTRAINT
{
CONSTRAINT_TYPE m_Type;
@ -74,16 +75,68 @@ struct CONSTRAINT
wxString m_ToName;
};
/**
* Hold an object colliding with another object, along with some useful data about the collision.
*/
struct OBSTACLE
{
ITEM* m_head = nullptr; ///< Line we search collisions against
ITEM* m_item = nullptr; ///< Item found to be colliding with m_head
VECTOR2I m_ipFirst; ///< First intersection between m_head and m_hull
int m_clearance;
VECTOR2I m_pos;
int m_distFirst; ///< ... and the distance thereof
int m_maxFanoutWidth; ///< worst case (largest) width of the tracks connected to the item
CONSTRAINT_TYPE m_violatingConstraint;
bool operator==(const OBSTACLE& other) const
{
return m_head == other.m_head && m_item == other.m_item;
}
bool operator<(const OBSTACLE& other) const
{
if( (uintptr_t)m_head < (uintptr_t)other.m_head )
return true;
else if ( m_head == other.m_head )
return (uintptr_t)m_item < (uintptr_t)other.m_item;
return false;
}
};
struct COLLISION_SEARCH_OPTIONS
{
bool m_differentNetsOnly = true;
int m_overrideClearance = -1;
int m_limitCount = -1;
int m_kindMask = -1;
bool m_useClearanceEpsilon = true;
std::set<ITEM*>* m_restrictedSet = nullptr;
};
struct COLLISION_SEARCH_CONTEXT
{
COLLISION_SEARCH_CONTEXT( std::set<OBSTACLE>& aObs, const COLLISION_SEARCH_OPTIONS aOpts ) :
obstacles( aObs ),
options( aOpts )
{
}
std::set<OBSTACLE>& obstacles;
const COLLISION_SEARCH_OPTIONS options;
};
class RULE_RESOLVER
{
public:
virtual ~RULE_RESOLVER() {}
virtual int Clearance( const ITEM* aA, const ITEM* aB, bool aUseClearanceEpsilon = true ) = 0;
virtual int HoleClearance( const ITEM* aA, const ITEM* aB,
bool aUseClearanceEpsilon = true ) = 0;
virtual int HoleToHoleClearance( const ITEM* aA, const ITEM* aB,
bool aUseClearanceEpsilon = true ) = 0;
virtual int DpCoupledNet( int aNet ) = 0;
virtual int DpNetPolarity( int aNet ) = 0;
@ -108,23 +161,6 @@ public:
virtual int ClearanceEpsilon() const { return 0; }
};
/**
* Hold an object colliding with another object, along with some useful data about the collision.
*/
struct OBSTACLE
{
const ITEM* m_head; ///< Line we search collisions against
ITEM* m_item; ///< Item found to be colliding with m_head
VECTOR2I m_ipFirst; ///< First intersection between m_head and m_hull
int m_clearance;
int m_actual;
int m_walkaroundThickness;
bool m_headIsHole = false;
bool m_itemIsHole = false;
VECTOR2I m_pos;
int m_distFirst; ///< ... and the distance thereof
int m_maxFanoutWidth; ///< worst case (largest) width of the tracks connected to the item
};
class OBSTACLE_VISITOR
{
@ -171,16 +207,13 @@ public:
typedef std::optional<OBSTACLE> OPT_OBSTACLE;
typedef std::vector<ITEM*> ITEM_VECTOR;
typedef std::vector<OBSTACLE> OBSTACLES;
typedef std::set<OBSTACLE> OBSTACLES;
NODE();
~NODE();
///< Return the expected clearance between items a and b.
int GetClearance( const ITEM* aA, const ITEM* aB, bool aUseClearanceEpsilon = true ) const;
int GetHoleClearance( const ITEM* aA, const ITEM* aB, bool aUseClearanceEpsilon = true ) const;
int GetHoleToHoleClearance( const ITEM* aA, const ITEM* aB,
bool aUseClearanceEpsilon = true ) const;
///< Return the pre-set worst case clearance between any pair of items.
int GetMaxClearance() const
@ -227,7 +260,7 @@ public:
* @return number of obstacles found
*/
int QueryColliding( const ITEM* aItem, OBSTACLES& aObstacles,
const COLLISION_SEARCH_OPTIONS& aOpts = COLLISION_SEARCH_OPTIONS() );
const COLLISION_SEARCH_OPTIONS& aOpts = COLLISION_SEARCH_OPTIONS() ) const;
int QueryJoints( const BOX2I& aBox, std::vector<JOINT*>& aJoints,
LAYER_RANGE aLayerMask = LAYER_RANGE::All(), int aKindMask = ITEM::ANY_T );
@ -241,8 +274,7 @@ public:
* @param aRestrictedSet is an optional set of items that should be considered as obstacles
* @return the obstacle, if found, otherwise empty.
*/
OPT_OBSTACLE NearestObstacle( const LINE* aLine, int aKindMask = ITEM::ANY_T,
const std::set<ITEM*>* aRestrictedSet = nullptr,
OPT_OBSTACLE NearestObstacle( const LINE* aLine,
const COLLISION_SEARCH_OPTIONS& aOpts = COLLISION_SEARCH_OPTIONS() );
/**
@ -289,6 +321,8 @@ public:
void Add( LINE& aLine, bool aAllowRedundant = false );
void Add( ITEM* aItem, bool aAllowRedundant = false );
void AddEdgeExclusion( std::unique_ptr<SHAPE> aShape );
bool QueryEdgeExclusions( const VECTOR2I& aPos ) const;
@ -450,6 +484,7 @@ private:
void addSegment( SEGMENT* aSeg );
void addVia( VIA* aVia );
void addArc( ARC* aVia );
void addHole( HOLE* aHole );
void removeSolidIndex( SOLID* aSeg );
void removeSegmentIndex( SEGMENT* aSeg );

17
pcbnew/router/pns_router.cpp
View File

@ -153,8 +153,8 @@ const ITEM_SET ROUTER::QueryHoverItems( const VECTOR2I& aP, bool aUseClearance )
PNS::ITEM_SET ret;
for( OBSTACLE& obstacle : obs )
ret.Add( obstacle.m_item, false );
for( const OBSTACLE& obstacle : obs )
ret.Add( obstacle.m_item, false );
return ret;
}
@ -633,19 +633,15 @@ void ROUTER::markViolations( NODE* aNode, ITEM_SET& aCurrent, NODE::ITEM_VECTOR&
int clearance;
bool removeOriginal = true;
bool holeOnly = false; // JEY TODO ( ( itemToMark->Marker() & MK_HOLE )
//&& !( itemToMark->Marker() & MK_VIOLATION ) );
if( holeOnly )
clearance = aNode->GetHoleClearance( currentItem, itemToMark );
else
clearance = aNode->GetClearance( currentItem, itemToMark );
clearance = aNode->GetClearance( currentItem, itemToMark );
if( itemToMark->Layers().IsMultilayer() && !currentItem->Layers().IsMultilayer() )
tmp->SetLayer( currentItem->Layer() );
if( itemToMark->Kind() == ITEM::SOLID_T )
{
#if 0 // fixme holes
if( holeOnly || !m_iface->IsFlashedOnLayer( itemToMark, currentItem->Layer() ) )
{
SOLID* solid = static_cast<SOLID*>( tmp.get() );
@ -658,6 +654,7 @@ void ROUTER::markViolations( NODE* aNode, ITEM_SET& aCurrent, NODE::ITEM_VECTOR&
removeOriginal = false;
}
}
#endif
if( itemToMark->IsCompoundShapePrimitive() )
{
@ -695,7 +692,7 @@ void ROUTER::markViolations( NODE* aNode, ITEM_SET& aCurrent, NODE::ITEM_VECTOR&
if( GetDragger() )
draggedItems = GetDragger()->Traces();
for( OBSTACLE& obs : obstacles )
for( const OBSTACLE& obs : obstacles )
{
// Don't mark items being dragged; only board items they collide with
if( draggedItems.Contains( obs.m_item ) )
@ -775,7 +772,7 @@ bool ROUTER::movePlacing( const VECTOR2I& aP, ITEM* aEndItem )
{
const VIA& via = l->Via();
int viaClearance = GetRuleResolver()->Clearance( &via, nullptr );
int holeClearance = GetRuleResolver()->HoleClearance( &via, nullptr );
int holeClearance = 0; // GetRuleResolver()->HoleClearance( &via, nullptr ); // fixme holes
if( holeClearance + via.Drill() / 2 > viaClearance + via.Diameter() / 2 )
viaClearance = holeClearance + via.Drill() / 2 - via.Diameter() / 2;

11
pcbnew/router/pns_shove.cpp
View File

@ -140,10 +140,12 @@ int SHOVE::getClearance( const ITEM* aA, const ITEM* aB ) const
int SHOVE::getHoleClearance( const ITEM* aA, const ITEM* aB ) const
{
if( m_forceClearance >= 0 )
/* if( m_forceClearance >= 0 )
return m_forceClearance;
return m_currentNode->GetHoleClearance( aA, aB );
return m_currentNode->GetHoleClearance( aA, aB );*/
return -1; // fixme hole
}
@ -1342,7 +1344,10 @@ SHOVE::SHOVE_STATUS SHOVE::shoveIteration( int aIter )
for( ITEM::PnsKind search_order : { ITEM::SOLID_T, ITEM::VIA_T, ITEM::SEGMENT_T } )
{
nearest = m_currentNode->NearestObstacle( &currentLine, search_order );
COLLISION_SEARCH_OPTIONS opts;
opts.m_kindMask = search_order;
nearest = m_currentNode->NearestObstacle( &currentLine, opts );
if( nearest )
{

104
pcbnew/router/pns_solid.cpp
View File

@ -37,65 +37,13 @@
namespace PNS {
static const SHAPE_LINE_CHAIN buildHullForPrimitiveShape( const SHAPE* aShape, int aClearance,
int aWalkaroundThickness )
{
int cl = aClearance + ( aWalkaroundThickness + 1 )/ 2;
switch( aShape->Type() )
{
case SH_RECT:
{
const SHAPE_RECT* rect = static_cast<const SHAPE_RECT*>( aShape );
return OctagonalHull( rect->GetPosition(),
rect->GetSize(),
cl,
0 );
}
case SH_CIRCLE:
{
const SHAPE_CIRCLE* circle = static_cast<const SHAPE_CIRCLE*>( aShape );
int r = circle->GetRadius();
return OctagonalHull( circle->GetCenter() - VECTOR2I( r, r ),
VECTOR2I( 2 * r, 2 * r ),
cl,
2.0 * ( 1.0 - M_SQRT1_2 ) * ( r + cl ) );
}
case SH_SEGMENT:
{
const SHAPE_SEGMENT* seg = static_cast<const SHAPE_SEGMENT*>( aShape );
return SegmentHull( *seg, aClearance, aWalkaroundThickness );
}
case SH_ARC:
{
const SHAPE_ARC* arc = static_cast<const SHAPE_ARC*>( aShape );
return ArcHull( *arc, aClearance, aWalkaroundThickness );
}
case SH_SIMPLE:
{
const SHAPE_SIMPLE* convex = static_cast<const SHAPE_SIMPLE*>( aShape );
return ConvexHull( *convex, cl );
}
default:
wxFAIL_MSG( wxString::Format( wxT( "Unsupported hull shape: %d (%s)." ),
aShape->Type(),
SHAPE_TYPE_asString( aShape->Type() ) ) );
break;
}
return SHAPE_LINE_CHAIN();
}
const SHAPE_LINE_CHAIN SOLID::Hull( int aClearance, int aWalkaroundThickness, int aLayer ) const
{
if( !ROUTER::GetInstance()->GetInterface()->IsFlashedOnLayer( this, aLayer ) )
return HoleHull( aClearance, aWalkaroundThickness, aLayer );
//if( !ROUTER::GetInstance()->GetInterface()->IsFlashedOnLayer( this, aLayer ) )
// return HoleHull( aClearance, aWalkaroundThickness, aLayer );
// fixme holes
if( !m_shape )
return SHAPE_LINE_CHAIN();
@ -106,7 +54,7 @@ const SHAPE_LINE_CHAIN SOLID::Hull( int aClearance, int aWalkaroundThickness, in
if ( cmpnd->Shapes().size() == 1 )
{
return buildHullForPrimitiveShape( cmpnd->Shapes()[0], aClearance,
return BuildHullForPrimitiveShape( cmpnd->Shapes()[0], aClearance,
aWalkaroundThickness );
}
else
@ -115,7 +63,7 @@ const SHAPE_LINE_CHAIN SOLID::Hull( int aClearance, int aWalkaroundThickness, in
for( SHAPE* shape : cmpnd->Shapes() )
{
hullSet.AddOutline( buildHullForPrimitiveShape( shape, aClearance,
hullSet.AddOutline( BuildHullForPrimitiveShape( shape, aClearance,
aWalkaroundThickness ) );
}
@ -125,42 +73,7 @@ const SHAPE_LINE_CHAIN SOLID::Hull( int aClearance, int aWalkaroundThickness, in
}
else
{
return buildHullForPrimitiveShape( m_shape, aClearance, aWalkaroundThickness );
}
}
const SHAPE_LINE_CHAIN SOLID::HoleHull( int aClearance, int aWalkaroundThickness, int aLayer ) const
{
if( !m_hole )
return SHAPE_LINE_CHAIN();
if( m_hole->Type() == SH_COMPOUND )
{
SHAPE_COMPOUND* cmpnd = static_cast<SHAPE_COMPOUND*>( m_hole );
if ( cmpnd->Shapes().size() == 1 )
{
return buildHullForPrimitiveShape( cmpnd->Shapes()[0], aClearance,
aWalkaroundThickness );
}
else
{
SHAPE_POLY_SET hullSet;
for( SHAPE* shape : cmpnd->Shapes() )
{
hullSet.AddOutline( buildHullForPrimitiveShape( shape, aClearance,
aWalkaroundThickness ) );
}
hullSet.Simplify( SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );
return hullSet.Outline( 0 );
}
}
else
{
return buildHullForPrimitiveShape( m_hole, aClearance, aWalkaroundThickness );
return BuildHullForPrimitiveShape( m_shape, aClearance, aWalkaroundThickness );
}
}
@ -171,6 +84,7 @@ ITEM* SOLID::Clone() const
return solid;
}
void SOLID::SetPos( const VECTOR2I& aCenter )
{
VECTOR2I delta = aCenter - m_pos;
@ -178,6 +92,8 @@ void SOLID::SetPos( const VECTOR2I& aCenter )
if( m_shape )
m_shape->Move( delta );
//printf("Hole@%p\n", m_hole);
if( m_hole )
m_hole->Move( delta );

36
pcbnew/router/pns_solid.h
View File

@ -46,8 +46,10 @@ public:
~SOLID()
{
if ( m_hole )
delete m_hole;
delete m_shape;
delete m_hole;
}
SOLID( const SOLID& aSolid ) :
@ -77,26 +79,16 @@ public:
const SHAPE* Shape() const override { return m_shape; }
const SHAPE* Hole() const override { return m_hole; }
const SHAPE_LINE_CHAIN Hull( int aClearance = 0, int aWalkaroundThickness = 0,
int aLayer = -1 ) const override;
const SHAPE_LINE_CHAIN HoleHull( int aClearance, int aWalkaroundThickness,
int aLayer ) const override;
void SetShape( SHAPE* shape )
{
delete m_shape;
m_shape = shape;
}
void SetHole( SHAPE* shape )
{
delete m_hole;
m_hole = shape;
}
const VECTOR2I& Pos() const { return m_pos; }
void SetPos( const VECTOR2I& aCenter );
@ -119,13 +111,33 @@ public:
EDA_ANGLE GetOrientation() const { return m_orientation; }
void SetOrientation( const EDA_ANGLE& aOrientation ) { m_orientation = aOrientation; }
virtual void SetHole( HOLE* aHole ) override
{
if( m_hole )
{
assert( m_hole->Owner() == nullptr );
}
m_hole = aHole;
m_hole->SetNet( Net() );
m_hole->SetOwner( this );
if( m_hole )
{
m_hole->SetLayers( m_layers ); // fixme: backdrill vias can have hole layer set different than copper layer set
}
}
virtual bool HasHole() const override { return m_hole != nullptr; }
virtual HOLE *Hole() const override { return m_hole; }
private:
VECTOR2I m_pos;
SHAPE* m_shape;
SHAPE* m_hole;
VECTOR2I m_offset;
int m_padToDie;
EDA_ANGLE m_orientation;
HOLE* m_hole;
};
}

58
pcbnew/router/pns_utils.cpp
View File

@ -463,4 +463,62 @@ void HullIntersection( const SHAPE_LINE_CHAIN& hull, const SHAPE_LINE_CHAIN& lin
}
}
const SHAPE_LINE_CHAIN BuildHullForPrimitiveShape( const SHAPE* aShape, int aClearance,
int aWalkaroundThickness )
{
int cl = aClearance + ( aWalkaroundThickness + 1 )/ 2;
switch( aShape->Type() )
{
case SH_RECT:
{
const SHAPE_RECT* rect = static_cast<const SHAPE_RECT*>( aShape );
return OctagonalHull( rect->GetPosition(),
rect->GetSize(),
cl,
0 );
}
case SH_CIRCLE:
{
const SHAPE_CIRCLE* circle = static_cast<const SHAPE_CIRCLE*>( aShape );
int r = circle->GetRadius();
return OctagonalHull( circle->GetCenter() - VECTOR2I( r, r ),
VECTOR2I( 2 * r, 2 * r ),
cl,
2.0 * ( 1.0 - M_SQRT1_2 ) * ( r + cl ) );
}
case SH_SEGMENT:
{
const SHAPE_SEGMENT* seg = static_cast<const SHAPE_SEGMENT*>( aShape );
return SegmentHull( *seg, aClearance, aWalkaroundThickness );
}
case SH_ARC:
{
const SHAPE_ARC* arc = static_cast<const SHAPE_ARC*>( aShape );
return ArcHull( *arc, aClearance, aWalkaroundThickness );
}
case SH_SIMPLE:
{
const SHAPE_SIMPLE* convex = static_cast<const SHAPE_SIMPLE*>( aShape );
return ConvexHull( *convex, cl );
}
default:
{
wxFAIL_MSG( wxString::Format( wxT( "Unsupported hull shape: %d (%s)." ),
aShape->Type(),
SHAPE_TYPE_asString( aShape->Type() ) ) );
break;
}
}
return SHAPE_LINE_CHAIN();
}
}

2
pcbnew/router/pns_utils.h
View File

@ -64,6 +64,8 @@ OPT_BOX2I ChangedArea( const LINE& aLineA, const LINE& aLineB );
void HullIntersection( const SHAPE_LINE_CHAIN& hull, const SHAPE_LINE_CHAIN& line,
SHAPE_LINE_CHAIN::INTERSECTIONS& ips );
const SHAPE_LINE_CHAIN BuildHullForPrimitiveShape( const SHAPE* aShape, int aClearance,
int aWalkaroundThickness );
}

11
pcbnew/router/pns_via.cpp
View File

@ -36,6 +36,7 @@ bool VIA::PushoutForce( NODE* aNode, const ITEM* aOther, VECTOR2I& aForce )
VECTOR2I elementForces[4], force;
size_t nf = 0;
#if 0
if( aNode->GetCollisionQueryScope() == NODE::CQS_ALL_RULES )
{
int holeClearance = aNode->GetHoleClearance( this, aOther );
@ -49,6 +50,7 @@ bool VIA::PushoutForce( NODE* aNode, const ITEM* aOther, VECTOR2I& aForce )
aOther->Shape()->Collide( Hole(), holeClearance, &elementForces[nf++] );
}
#endif
aOther->Shape()->Collide( Shape(), clearance, &elementForces[nf++] );
@ -155,7 +157,7 @@ const SHAPE_LINE_CHAIN VIA::Hull( int aClearance, int aWalkaroundThickness, int
int width = m_diameter;
if( !ROUTER::GetInstance()->GetInterface()->IsFlashedOnLayer( this, aLayer ) )
width = m_hole.GetRadius() * 2;
width = m_hole->Radius() * 2;
// Chamfer = width * ( 1 - sqrt(2)/2 ) for equilateral octagon
return OctagonalHull( m_pos - VECTOR2I( width / 2, width / 2 ),
@ -164,16 +166,17 @@ const SHAPE_LINE_CHAIN VIA::Hull( int aClearance, int aWalkaroundThickness, int
}
#if 0
const SHAPE_LINE_CHAIN VIA::HoleHull( int aClearance, int aWalkaroundThickness, int aLayer ) const
{
int cl = ( aClearance + aWalkaroundThickness / 2 );
int width = m_hole.GetRadius() * 2;
int width = m_hole->GetRadius() * 2;
// Chamfer = width * ( 1 - sqrt(2)/2 ) for equilateral octagon
return OctagonalHull( m_pos - VECTOR2I( width / 2, width / 2 ), VECTOR2I( width, width ), cl,
( 2 * cl + width ) * ( 1.0 - M_SQRT1_2 ) );
}
#endif
VIA* VIA::Clone() const
{
@ -185,7 +188,7 @@ VIA* VIA::Clone() const
v->m_diameter = m_diameter;
v->m_drill = m_drill;
v->m_shape = SHAPE_CIRCLE( m_pos, m_diameter / 2 );
v->m_hole = SHAPE_CIRCLE( m_pos, m_drill / 2 );
v->m_hole = m_hole->Clone();
v->m_rank = m_rank;
v->m_marker = m_marker;
v->m_viaType = m_viaType;

50
pcbnew/router/pns_via.h
View File

@ -30,6 +30,7 @@
#include "pns_item.h"
#include "pns_linked_item.h"
#include "pns_hole.h"
namespace PNS {
@ -57,6 +58,7 @@ public:
m_viaType = VIATYPE::THROUGH;
m_isFree = false;
m_isVirtual = false;
m_hole = nullptr;
}
VIA( const VECTOR2I& aPos, const LAYER_RANGE& aLayers, int aDiameter, int aDrill,
@ -69,7 +71,8 @@ public:
m_diameter = aDiameter;
m_drill = aDrill;
m_shape = SHAPE_CIRCLE( aPos, aDiameter / 2 );
m_hole = SHAPE_CIRCLE( m_pos, aDrill / 2 );
m_hole = HOLE::MakeCircularHole( m_pos, aDrill / 2 );
m_hole->SetNet( aNet );
m_viaType = aViaType;
m_isFree = false;
m_isVirtual = false;
@ -83,7 +86,7 @@ public:
m_pos = aB.m_pos;
m_diameter = aB.m_diameter;
m_shape = SHAPE_CIRCLE( m_pos, m_diameter / 2 );
m_hole = SHAPE_CIRCLE( m_pos, aB.m_drill / 2 );
m_hole = aB.m_hole->Clone();
m_marker = aB.m_marker;
m_rank = aB.m_rank;
m_drill = aB.m_drill;
@ -92,6 +95,12 @@ public:
m_isVirtual = aB.m_isVirtual;
}
virtual ~VIA()
{
if ( m_hole )
delete m_hole;
}
static inline bool ClassOf( const ITEM* aItem )
{
return aItem && VIA_T == aItem->Kind();
@ -103,7 +112,8 @@ public:
{
m_pos = aPos;
m_shape.SetCenter( aPos );
m_hole.SetCenter( aPos );
if( m_hole )
m_hole->SetCenter( aPos );
}
VIATYPE ViaType() const { return m_viaType; }
@ -122,7 +132,8 @@ public:
void SetDrill( int aDrill )
{
m_drill = aDrill;
m_hole.SetRadius( m_drill / 2 );
if( m_hole )
m_hole->SetRadius( m_drill / 2 );
}
bool IsFree() const { return m_isFree; }
@ -135,17 +146,11 @@ public:
const SHAPE* Shape() const override { return &m_shape; }
const SHAPE_CIRCLE* Hole() const override { return &m_hole; }
void SetHole( const SHAPE_CIRCLE& aHole ) { m_hole = aHole; }
VIA* Clone() const override;
const SHAPE_LINE_CHAIN Hull( int aClearance = 0, int aWalkaroundThickness = 0,
int aLayer = -1 ) const override;
const SHAPE_LINE_CHAIN HoleHull( int aClearance = 0, int aWalkaroundThickness = 0,
int aLayer = -1 ) const override;
virtual VECTOR2I Anchor( int n ) const override
{
return m_pos;
@ -160,6 +165,26 @@ public:
const VIA_HANDLE MakeHandle() const;
virtual void SetHole( HOLE* aHole ) override
{
if( m_hole )
{
assert( m_hole->Owner() == nullptr );
}
m_hole = aHole;
m_hole->SetNet( Net() );
m_hole->SetOwner( this );
if( m_hole )
{
m_hole->SetLayers( m_layers ); // fixme: backdrill vias can have hole layer set different than copper layer set
}
}
virtual bool HasHole() const override { return true; }
virtual HOLE *Hole() const override { return m_hole; }
virtual const std::string Format() const override;
private:
@ -167,10 +192,9 @@ private:
int m_drill;
VECTOR2I m_pos;
SHAPE_CIRCLE m_shape;
SHAPE_CIRCLE m_hole;
VIATYPE m_viaType;
bool m_isFree;
HOLE* m_hole;
};
@ -181,7 +205,7 @@ public:
VIA( aPos, LAYER_RANGE( aLayer, aLayer ), aDiameter, aDiameter / 2, aNet )
{
m_isVirtual = true;
SetHole( SHAPE_CIRCLE( Pos(), 1 ) );
//SetHole( SHAPE_CIRCLE( Pos(), 1 ) );
}
};

26
pcbnew/router/pns_walkaround.cpp
View File

@ -43,12 +43,17 @@ void WALKAROUND::start( const LINE& aInitialPath )
NODE::OPT_OBSTACLE WALKAROUND::nearestObstacle( const LINE& aPath )
{
COLLISION_SEARCH_OPTIONS opts;
opts.m_kindMask = m_itemMask;
if( ! m_restrictedSet.empty() )
opts.m_restrictedSet = &m_restrictedSet;
else
opts.m_restrictedSet = nullptr;
opts.m_useClearanceEpsilon = false;
NODE::OPT_OBSTACLE obs = m_world->NearestObstacle( &aPath, m_itemMask,
m_restrictedSet.empty() ? nullptr
: &m_restrictedSet,
opts );
NODE::OPT_OBSTACLE obs = m_world->NearestObstacle( &aPath, opts );
if( m_restrictedSet.empty() )
return obs;
@ -91,14 +96,13 @@ WALKAROUND::WALKAROUND_STATUS WALKAROUND::singleStep( LINE& aPath, bool aWinding
SHAPE_LINE_CHAIN path_walk;
SHAPE_LINE_CHAIN hull = current_obs->m_item->Hull( current_obs->m_clearance,
current_obs->m_walkaroundThickness );
SHAPE_LINE_CHAIN hull = current_obs->m_item->Hull( current_obs->m_clearance, aPath.Width() );
bool s_cw = aPath.Walkaround( hull, path_walk, aWindingDirection );
PNS_DBG( Dbg(), BeginGroup, "hull/walk", 1 );
PNS_DBG( Dbg(), AddShape, &hull, RED, 0, wxString::Format( "hull-%s-%d", aWindingDirection ? wxT( "cw" ) : wxT( "ccw" ), m_iteration ) );
PNS_DBG( Dbg(), AddShape, &hull, RED, 0, wxString::Format( "hull-%s-%d-cl %d", aWindingDirection ? wxT( "cw" ) : wxT( "ccw" ), m_iteration, current_obs->m_clearance ) );
PNS_DBG( Dbg(), AddShape, &aPath.CLine(), GREEN, 0, wxString::Format( "path-%s-%d", aWindingDirection ? wxT( "cw" ) : wxT( "ccw" ), m_iteration ) );
PNS_DBG( Dbg(), AddShape, &path_walk, BLUE, 0, wxString::Format( "result-%s-%d", aWindingDirection ? wxT( "cw" ) : wxT( "ccw" ), m_iteration ) );
PNS_DBG( Dbg(), Message, wxString::Format( wxT( "Stat cw %d" ), !!s_cw ) );
@ -180,6 +184,12 @@ const WALKAROUND::RESULT WALKAROUND::Route( const LINE& aInitialPath )
if( s_cw != IN_PROGRESS && s_ccw != IN_PROGRESS )
break;
double lcw = path_cw.Line().Length() / (double)aInitialPath.CLine().Length();
double lccw = path_ccw.Line().Length() / (double)aInitialPath.CLine().Length();
PNS_DBG( Dbg(), Message, wxString::Format( wxT( "lcw %.1f lccw %.1f" ), lcw, lccw ) );
// Safety valve
if( m_lengthLimitOn && path_cw.Line().Length() > lengthLimit && path_ccw.Line().Length() > lengthLimit )
break;

24
pcbnew/router/router_preview_item.cpp
View File

@ -38,12 +38,26 @@ using namespace KIGFX;
ROUTER_PREVIEW_ITEM::ROUTER_PREVIEW_ITEM( const PNS::ITEM* aItem, KIGFX::VIEW* aView ) :
EDA_ITEM( NOT_USED )
EDA_ITEM( NOT_USED ),
m_view( aView ),
m_shape( nullptr ),
m_hole( nullptr )
{
m_view = aView;
BOARD_ITEM* boardItem = aItem ? aItem->Parent() : nullptr;
m_shape = aItem ? aItem->Shape()->Clone() : nullptr;
m_hole = aItem && aItem->Hole() ? aItem->Hole()->Clone() : nullptr;
// A PNS::SOLID for an edge-cut item must have 0 width for collision calculations, but when
// highlighting an edge we want to show it with its parent PCB_SHAPE's shape.
if( boardItem && boardItem->IsOnLayer( Edge_Cuts ) )
{
m_shape = boardItem->GetEffectiveShape()->Clone();
}
else if( aItem )
{
m_shape = aItem->Shape()->Clone();
if( aItem->Hole() )
m_hole = aItem->Hole()->Shape()->Clone();
}
m_clearance = -1;
m_originLayer = m_layer = LAYER_SELECT_OVERLAY ;
@ -145,7 +159,7 @@ void ROUTER_PREVIEW_ITEM::Update( const PNS::ITEM* aItem )
m_hole = nullptr;
if( aItem->Hole() )
m_hole = aItem->Hole()->Clone();
m_hole = aItem->Hole()->Shape()->Clone();
break;

2
qa/pcbnew_utils/board_file_utils.cpp
View File

@ -96,6 +96,8 @@ std::unique_ptr<BOARD> ReadBoardFromFileOrStream( const std::string& aFilename,
std::istream* in_stream = nullptr;
std::ifstream file_stream;
printf("RD from %s\n", aFilename.c_str() );
if( aFilename.empty() )
{
// no file, read stdin

1
qa/unittests/pcbnew/CMakeLists.txt
View File

@ -35,6 +35,7 @@ set( QA_PCBNEW_SRCS
test_board_item.cpp
test_graphics_import_mgr.cpp
test_lset.cpp
test_pns_basics.cpp
test_pad_numbering.cpp
test_libeval_compiler.cpp
test_save_load.cpp

348
qa/unittests/pcbnew/test_pns_basics.cpp Normal file
View File

@ -0,0 +1,348 @@
/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2021-2023 KiCad Developers, see AUTHORS.txt for contributors.
*
* 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 2
* 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, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <qa_utils/wx_utils/unit_test_utils.h>
#include <settings/settings_manager.h>
#include <pcbnew/pad.h>
#include <pcbnew/pcb_track.h>
#include <router/pns_node.h>
#include <router/pns_router.h>
#include <router/pns_item.h>
#include <router/pns_via.h>
#include <router/pns_kicad_iface.h>
static bool isCopper( const PNS::ITEM* aItem )
{
if( !aItem )
return false;
BOARD_ITEM* parent = aItem->Parent();
if ( !parent )
{
return LSET::AllCuMask().Contains( (PCB_LAYER_ID) aItem->Layer() );
}
if( parent && parent->Type() == PCB_PAD_T )
{
PAD* pad = static_cast<PAD*>( parent );
return pad->IsOnCopperLayer() && pad->GetAttribute() != PAD_ATTRIB::NPTH;
}
return true;
}
static bool isHole( const PNS::ITEM* aItem )
{
if( !aItem )
return false;
return aItem->OfKind( PNS::ITEM::HOLE_T );
}
static bool isEdge( const PNS::ITEM* aItem )
{
if( !aItem )
return false;
const BOARD_ITEM* parent = aItem->Parent();
if ( !parent )
{
return aItem->Layer() == Edge_Cuts;
}
return parent && ( parent->IsOnLayer( Edge_Cuts ) || parent->IsOnLayer( Margin ) );
}
class MOCK_RULE_RESOLVER : public PNS::RULE_RESOLVER
{
public:
MOCK_RULE_RESOLVER() : m_clearanceEpsilon( 10 )
{
}
virtual ~MOCK_RULE_RESOLVER() {}
virtual int Clearance( const PNS::ITEM* aA, const PNS::ITEM* aB ) override
{
PNS::CONSTRAINT constraint;
int rv = -1;
int layer;
if( !aA->Layers().IsMultilayer() || !aB || aB->Layers().IsMultilayer() )
layer = aA->Layer();
else
layer = aB->Layer();
if( isHole( aA ) && isHole( aB ) )
{
if( QueryConstraint( PNS::CONSTRAINT_TYPE::CT_HOLE_TO_HOLE, aA, aB, layer,
&constraint ) )
rv = constraint.m_Value.Min();
}
else if( isHole( aA ) || isHole( aB ) )
{
if( QueryConstraint( PNS::CONSTRAINT_TYPE::CT_HOLE_CLEARANCE, aA, aB, layer,
&constraint ) )
rv = constraint.m_Value.Min();
}
else if( isCopper( aA ) && ( !aB || isCopper( aB ) ) )
{
if( QueryConstraint( PNS::CONSTRAINT_TYPE::CT_CLEARANCE, aA, aB, layer, &constraint ) )
rv = constraint.m_Value.Min();
}
else if( isEdge( aA ) || ( aB && isEdge( aB ) ) )
{
if( QueryConstraint( PNS::CONSTRAINT_TYPE::CT_EDGE_CLEARANCE, aA, aB, layer,
&constraint ) )
{
if( constraint.m_Value.Min() > rv )
rv = constraint.m_Value.Min();
}
}
return rv;
}
virtual int DpCoupledNet( int aNet ) override { return -1; }
virtual int DpNetPolarity( int aNet ) override { return -1; }
virtual bool DpNetPair( const PNS::ITEM* aItem, int& aNetP, int& aNetN ) override
{
return false;
}
virtual bool IsDiffPair( const PNS::ITEM* aA, const PNS::ITEM* aB ) override { return false; }
virtual bool QueryConstraint( PNS::CONSTRAINT_TYPE aType, const PNS::ITEM* aItemA,
const PNS::ITEM* aItemB, int aLayer,
PNS::CONSTRAINT* aConstraint ) override
{
ITEM_KEY key;
key.a = aItemA;
key.b = aItemB;
key.type = aType;
auto it = m_ruleMap.find( key );
if( it == m_ruleMap.end() )
{
int cl;
switch( aType )
{
case PNS::CONSTRAINT_TYPE::CT_CLEARANCE: cl = m_defaultClearance; break;
case PNS::CONSTRAINT_TYPE::CT_HOLE_TO_HOLE: cl = m_defaultHole2Hole; break;
case PNS::CONSTRAINT_TYPE::CT_HOLE_CLEARANCE: cl = m_defaultHole2Copper; break;
default: return false;
}
//printf("GetDef %s %s %d cl %d\n", aItemA->KindStr().c_str(), aItemB->KindStr().c_str(), aType, cl );
aConstraint->m_Type = aType;
aConstraint->m_Value.SetMin( cl );
return true;
} else {
*aConstraint = it->second;
}
return true;
}
virtual wxString NetName( int aNet ) override { return wxT( "noname" ); }
int ClearanceEpsilon() const override { return m_clearanceEpsilon; }
struct ITEM_KEY
{
const PNS::ITEM* a = nullptr;
const PNS::ITEM* b = nullptr;
PNS::CONSTRAINT_TYPE type;
bool operator==( const ITEM_KEY& other ) const
{
return a == other.a && b == other.b && type == other.type;
}
bool operator<( const ITEM_KEY& other ) const
{
if( a < other.a )
return true;
else if ( a == other.a )
{
if( b < other.b )
return true;
else if ( b == other.b )
{
return type < other.type;
}
}
return false;
}
};
virtual bool IsInNetTie( const PNS::ITEM* aA ) override { return false; }
virtual bool IsNetTieExclusion( const PNS::ITEM* aItem, const VECTOR2I& aCollisionPos,
const PNS::ITEM* aCollidingItem ) override
{
return false;
}
void AddMockRule( PNS::CONSTRAINT_TYPE aType, const PNS::ITEM* aItemA, const PNS::ITEM* aItemB,
PNS::CONSTRAINT aConstraint )
{
ITEM_KEY key;
key.a = aItemA;
key.b = aItemB;
key.type = aType;
m_ruleMap[key] = aConstraint;
}
int m_defaultClearance = 200000;
int m_defaultHole2Hole = 220000;
int m_defaultHole2Copper = 210000;
private:
std::map<ITEM_KEY, PNS::CONSTRAINT> m_ruleMap;
int m_clearanceEpsilon;
};
struct PNS_TEST_FIXTURE;
class MOCK_PNS_KICAD_IFACE : public PNS_KICAD_IFACE_BASE
{
public:
MOCK_PNS_KICAD_IFACE( PNS_TEST_FIXTURE *aFixture ) :
m_testFixture( aFixture ) {}
~MOCK_PNS_KICAD_IFACE() {}
void HideItem( PNS::ITEM* aItem ) override {};
void DisplayItem( const PNS::ITEM* aItem, int aClearance, bool aEdit = false ) override {};
PNS::RULE_RESOLVER* GetRuleResolver() override;
private:
PNS_TEST_FIXTURE* m_testFixture;
};
struct PNS_TEST_FIXTURE
{
PNS_TEST_FIXTURE() : m_settingsManager( true /* headless */ )
{
m_router = new PNS::ROUTER;
m_iface = new MOCK_PNS_KICAD_IFACE( this );
m_router->SetInterface( m_iface );
}
SETTINGS_MANAGER m_settingsManager;
PNS::ROUTER* m_router;
MOCK_RULE_RESOLVER m_ruleResolver;
MOCK_PNS_KICAD_IFACE *m_iface;
//std::unique_ptr<BOARD> m_board;
};
PNS::RULE_RESOLVER* MOCK_PNS_KICAD_IFACE::GetRuleResolver()
{
return &m_testFixture->m_ruleResolver;
}
static void dumpObstacles( const PNS::NODE::OBSTACLES &obstacles )
{
for ( const auto& obs : obstacles )
{
printf("%p [%s] - %p [%s], clearance %d\n", obs.m_head, obs.m_head->KindStr().c_str(),
obs.m_item, obs.m_item->KindStr().c_str(),
obs.m_clearance );
}
}
BOOST_FIXTURE_TEST_CASE( PNSHoleCollisions, PNS_TEST_FIXTURE )
{
PNS::VIA* v1 = new PNS::VIA ( VECTOR2I( 0, 1000000 ), LAYER_RANGE( F_Cu, B_Cu ), 500000, 100000 );
PNS::VIA* v2 = new PNS::VIA ( VECTOR2I( 0, 2000000 ), LAYER_RANGE( F_Cu, B_Cu ), 500000, 100000 );
std::unique_ptr<PNS::NODE> world ( new PNS::NODE );
world->SetMaxClearance( 10000000 );
world->SetRuleResolver( &m_ruleResolver );
world->AddRaw( v1 );
world->AddRaw( v2 );
BOOST_TEST_MESSAGE( "via to via, no violations" );
{
PNS::NODE::OBSTACLES obstacles;
int count = world->QueryColliding( v1, obstacles );
BOOST_CHECK_EQUAL( obstacles.size(), 0 );
BOOST_CHECK_EQUAL( count, 0 );
}
BOOST_TEST_MESSAGE( "via to via, forced copper to copper violation" );
{
PNS::NODE::OBSTACLES obstacles;
m_ruleResolver.m_defaultClearance = 1000000;
world->QueryColliding( v1, obstacles );
dumpObstacles( obstacles );
BOOST_CHECK_EQUAL( obstacles.size(), 1 );
const auto first = *obstacles.begin();
BOOST_CHECK_EQUAL( first.m_head, v1 );
BOOST_CHECK_EQUAL( first.m_item, v2 );
BOOST_CHECK_EQUAL( first.m_clearance, m_ruleResolver.m_defaultClearance );
}
BOOST_TEST_MESSAGE( "via to via, forced copper to hole violation" );
{
PNS::NODE::OBSTACLES obstacles;
m_ruleResolver.m_defaultClearance = 200000;
m_ruleResolver.m_defaultHole2Copper = 1000000;
world->QueryColliding( v1, obstacles );
dumpObstacles( obstacles );
BOOST_CHECK_EQUAL( obstacles.size(), 2 );
auto iter = obstacles.begin();
const auto first = *iter++;
const auto second = *iter;
BOOST_CHECK_EQUAL( first.m_head, v1 );
BOOST_CHECK_EQUAL( first.m_item, v2 );
BOOST_CHECK_EQUAL( first.m_clearance, m_ruleResolver.m_defaultHole2Copper );
}
}