kicad/pcbnew/pcb_expr_evaluator.cpp

1258 lines
39 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2019-2022 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 <cstdio>
#include <memory>
#include <board.h>
#include <board_design_settings.h>
#include <drc/drc_rtree.h>
#include <pcb_track.h>
#include <pcb_group.h>
#include <geometry/shape_segment.h>
#include <pcb_expr_evaluator.h>
#include <wx/log.h>
#include <connectivity/connectivity_data.h>
#include <connectivity/connectivity_algo.h>
#include <connectivity/from_to_cache.h>
#include <drc/drc_engine.h>
#include <geometry/shape_circle.h>
bool exprFromTo( LIBEVAL::CONTEXT* aCtx, void* self )
{
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( aCtx ) : nullptr;
LIBEVAL::VALUE* result = aCtx->AllocValue();
LIBEVAL::VALUE* argTo = aCtx->Pop();
LIBEVAL::VALUE* argFrom = aCtx->Pop();
result->Set(0.0);
aCtx->Push( result );
if(!item)
return false;
auto ftCache = item->GetBoard()->GetConnectivity()->GetFromToCache();
if( !ftCache )
{
wxLogWarning( wxT( "Attempting to call fromTo() with non-existent from-to cache, "
"aborting..." ));
return true;
}
if( ftCache->IsOnFromToPath( static_cast<BOARD_CONNECTED_ITEM*>( item ),
argFrom->AsString(), argTo->AsString() ) )
{
result->Set(1.0);
}
return true;
}
static void existsOnLayer( LIBEVAL::CONTEXT* aCtx, void *self )
{
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( aCtx ) : nullptr;
LIBEVAL::VALUE* arg = aCtx->Pop();
LIBEVAL::VALUE* result = aCtx->AllocValue();
result->Set( 0.0 );
aCtx->Push( result );
if( !item )
return;
if( !arg )
{
if( aCtx->HasErrorCallback() )
{
aCtx->ReportError( wxString::Format( _( "Missing layer name argument to %s." ),
wxT( "existsOnLayer()" ) ) );
}
return;
}
result->SetDeferredEval(
[item, arg, aCtx]() -> double
{
const wxString& layerName = arg->AsString();
wxPGChoices& layerMap = ENUM_MAP<PCB_LAYER_ID>::Instance().Choices();
if( aCtx->HasErrorCallback())
{
/*
* Interpreted version
*/
bool anyMatch = false;
for( unsigned ii = 0; ii < layerMap.GetCount(); ++ii )
{
wxPGChoiceEntry& entry = layerMap[ ii ];
if( entry.GetText().Matches( layerName ))
{
anyMatch = true;
if( item->IsOnLayer( ToLAYER_ID( entry.GetValue())))
return 1.0;
}
}
if( !anyMatch )
{
aCtx->ReportError( wxString::Format( _( "Unrecognized layer '%s'" ),
layerName ) );
}
}
else
{
/*
* Compiled version
*/
BOARD* board = item->GetBoard();
std::unique_lock<std::mutex> cacheLock( board->m_CachesMutex );
auto i = board->m_LayerExpressionCache.find( layerName );
LSET mask;
if( i == board->m_LayerExpressionCache.end() )
{
for( unsigned ii = 0; ii < layerMap.GetCount(); ++ii )
{
wxPGChoiceEntry& entry = layerMap[ ii ];
if( entry.GetText().Matches( layerName ) )
mask.set( ToLAYER_ID( entry.GetValue() ) );
}
board->m_LayerExpressionCache[ layerName ] = mask;
}
else
{
mask = i->second;
}
if( ( item->GetLayerSet() & mask ).any() )
return 1.0;
}
return 0.0;
} );
}
static void isPlated( LIBEVAL::CONTEXT* aCtx, void* self )
{
LIBEVAL::VALUE* result = aCtx->AllocValue();
result->Set( 0.0 );
aCtx->Push( result );
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( aCtx ) : nullptr;
if( !item )
return;
if( item->Type() == PCB_PAD_T && static_cast<PAD*>( item )->GetAttribute() == PAD_ATTRIB::PTH )
result->Set( 1.0 );
else if( item->Type() == PCB_VIA_T )
result->Set( 1.0 );
}
bool calcIsInsideCourtyard( BOARD_ITEM* aItem, const EDA_RECT& aItemBBox,
std::shared_ptr<SHAPE>& aItemShape, PCB_EXPR_CONTEXT* aCtx,
FOOTPRINT* aFootprint, PCB_LAYER_ID aSide )
{
SHAPE_POLY_SET footprintCourtyard;
footprintCourtyard = aFootprint->GetPolyCourtyard( aSide );
if( !aFootprint->GetBoundingBox().Intersects( aItemBBox ) )
return false;
if( !aItemShape )
{
// Since rules are used for zone filling we can't rely on the filled shapes.
// Use the zone outline instead.
if( ZONE* zone = dynamic_cast<ZONE*>( aItem ) )
aItemShape.reset( zone->Outline()->Clone() );
else
aItemShape = aItem->GetEffectiveShape( aCtx->GetLayer() );
}
return footprintCourtyard.Collide( aItemShape.get() );
};
bool isInsideCourtyard( BOARD_ITEM* aItem, const EDA_RECT& aItemBBox,
std::shared_ptr<SHAPE>& aItemShape, PCB_EXPR_CONTEXT* aCtx,
FOOTPRINT* aFootprint, PCB_LAYER_ID aSide )
{
if( !aFootprint )
return false;
BOARD* board = aItem->GetBoard();
std::unique_lock<std::mutex> cacheLock( board->m_CachesMutex );
std::pair<BOARD_ITEM*, BOARD_ITEM*> key( aFootprint, aItem );
std::map< std::pair<BOARD_ITEM*, BOARD_ITEM*>, bool >* cache;
switch( aSide )
{
case F_Cu: cache = &board->m_InsideFCourtyardCache; break;
case B_Cu: cache = &board->m_InsideBCourtyardCache; break;
default: cache = &board->m_InsideCourtyardCache; break;
}
auto i = cache->find( key );
if( i != cache->end() )
return i->second;
bool res = calcIsInsideCourtyard( aItem, aItemBBox, aItemShape, aCtx, aFootprint, aSide );
(*cache)[ key ] = res;
return res;
};
static void insideCourtyard( LIBEVAL::CONTEXT* aCtx, void* self )
{
PCB_EXPR_CONTEXT* context = static_cast<PCB_EXPR_CONTEXT*>( aCtx );
LIBEVAL::VALUE* arg = aCtx->Pop();
LIBEVAL::VALUE* result = aCtx->AllocValue();
result->Set( 0.0 );
aCtx->Push( result );
if( !arg )
{
if( aCtx->HasErrorCallback() )
{
aCtx->ReportError( wxString::Format( _( "Missing footprint identifier argument "
"(A, B, or reference designator) to %s." ),
wxT( "insideCourtyard()" ) ) );
}
return;
}
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( aCtx ) : nullptr;
if( !item )
return;
result->SetDeferredEval(
[item, arg, context]() -> double
{
BOARD* board = item->GetBoard();
EDA_RECT itemBBox;
std::shared_ptr<SHAPE> itemShape;
if( item->Type() == PCB_ZONE_T || item->Type() == PCB_FP_ZONE_T )
itemBBox = static_cast<ZONE*>( item )->GetCachedBoundingBox();
else
itemBBox = item->GetBoundingBox();
if( arg->AsString() == wxT( "A" ) )
{
FOOTPRINT* fp = dynamic_cast<FOOTPRINT*>( context->GetItem( 0 ) );
if( isInsideCourtyard( item, itemBBox, itemShape, context, fp, In1_Cu ) )
return 1.0;
}
else if( arg->AsString() == wxT( "B" ) )
{
FOOTPRINT* fp = dynamic_cast<FOOTPRINT*>( context->GetItem( 1 ) );
if( isInsideCourtyard( item, itemBBox, itemShape, context, fp, In1_Cu ) )
return 1.0;
}
else for( FOOTPRINT* fp : board->Footprints() )
{
if( fp->GetReference().Matches( arg->AsString() ) )
{
if( isInsideCourtyard( item, itemBBox, itemShape, context, fp, In1_Cu ) )
return 1.0;
}
}
return 0.0;
} );
}
static void insideFrontCourtyard( LIBEVAL::CONTEXT* aCtx, void* self )
{
PCB_EXPR_CONTEXT* context = static_cast<PCB_EXPR_CONTEXT*>( aCtx );
LIBEVAL::VALUE* arg = aCtx->Pop();
LIBEVAL::VALUE* result = aCtx->AllocValue();
result->Set( 0.0 );
aCtx->Push( result );
if( !arg )
{
if( aCtx->HasErrorCallback() )
{
aCtx->ReportError( wxString::Format( _( "Missing footprint identifier argument "
"(A, B, or reference designator) to %s." ),
wxT( "insideFrontCourtyard()" ) ) );
}
return;
}
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( aCtx ) : nullptr;
if( !item )
return;
result->SetDeferredEval(
[item, arg, context]() -> double
{
BOARD* board = item->GetBoard();
EDA_RECT itemBBox;
std::shared_ptr<SHAPE> itemShape;
if( item->Type() == PCB_ZONE_T || item->Type() == PCB_FP_ZONE_T )
itemBBox = static_cast<ZONE*>( item )->GetCachedBoundingBox();
else
itemBBox = item->GetBoundingBox();
if( arg->AsString() == wxT( "A" ) )
{
FOOTPRINT* fp = dynamic_cast<FOOTPRINT*>( context->GetItem( 0 ) );
if( isInsideCourtyard( item, itemBBox, itemShape, context, fp, F_Cu ) )
return 1.0;
}
else if( arg->AsString() == wxT( "B" ) )
{
FOOTPRINT* fp = dynamic_cast<FOOTPRINT*>( context->GetItem( 1 ) );
if( isInsideCourtyard( item, itemBBox, itemShape, context, fp, F_Cu ) )
return 1.0;
}
else for( FOOTPRINT* fp : board->Footprints() )
{
if( fp->GetReference().Matches( arg->AsString() ) )
{
if( isInsideCourtyard( item, itemBBox, itemShape, context, fp, F_Cu ) )
return 1.0;
}
}
return 0.0;
} );
}
static void insideBackCourtyard( LIBEVAL::CONTEXT* aCtx, void* self )
{
PCB_EXPR_CONTEXT* context = static_cast<PCB_EXPR_CONTEXT*>( aCtx );
LIBEVAL::VALUE* arg = aCtx->Pop();
LIBEVAL::VALUE* result = aCtx->AllocValue();
result->Set( 0.0 );
aCtx->Push( result );
if( !arg )
{
if( aCtx->HasErrorCallback() )
{
aCtx->ReportError( wxString::Format( _( "Missing footprint identifier argument "
"(A, B, or reference designator) to %s." ),
wxT( "insideBackCourtyard()" ) ) );
}
return;
}
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( aCtx ) : nullptr;
if( !item )
return;
result->SetDeferredEval(
[item, arg, context]() -> double
{
BOARD* board = item->GetBoard();
EDA_RECT itemBBox;
std::shared_ptr<SHAPE> itemShape;
if( item->Type() == PCB_ZONE_T || item->Type() == PCB_FP_ZONE_T )
itemBBox = static_cast<ZONE*>( item )->GetCachedBoundingBox();
else
itemBBox = item->GetBoundingBox();
if( arg->AsString() == wxT( "A" ) )
{
FOOTPRINT* fp = dynamic_cast<FOOTPRINT*>( context->GetItem( 0 ) );
if( isInsideCourtyard( item, itemBBox, itemShape, context, fp, B_Cu ) )
return 1.0;
}
else if( arg->AsString() == wxT( "B" ) )
{
FOOTPRINT* fp = dynamic_cast<FOOTPRINT*>( context->GetItem( 1 ) );
if( isInsideCourtyard( item, itemBBox, itemShape, context, fp, B_Cu ) )
return 1.0;
}
else for( FOOTPRINT* fp : board->Footprints() )
{
if( fp->GetReference().Matches( arg->AsString() ) )
{
if( isInsideCourtyard( item, itemBBox, itemShape, context, fp, B_Cu ) )
return 1.0;
}
}
return 0.0;
} );
}
bool calcIsInsideArea( BOARD_ITEM* aItem, const EDA_RECT& aItemBBox, PCB_EXPR_CONTEXT* aCtx,
ZONE* aArea )
{
BOARD* board = aArea->GetBoard();
EDA_RECT areaBBox = aArea->GetBoundingBox();
std::shared_ptr<SHAPE> shape;
if( !areaBBox.Intersects( aItemBBox ) )
return false;
// Collisions include touching, so we need to deflate outline by enough to exclude it.
// This is particularly important for detecting copper fills as they will be exactly
// touching along the entire exclusion border.
SHAPE_POLY_SET areaOutline = aArea->Outline()->CloneDropTriangulation();
areaOutline.Deflate( board->GetDesignSettings().GetDRCEpsilon(), 0,
SHAPE_POLY_SET::ALLOW_ACUTE_CORNERS );
if( aItem->GetFlags() & HOLE_PROXY )
{
if( aItem->Type() == PCB_PAD_T )
{
PAD* pad = static_cast<PAD*>( aItem );
const SHAPE_SEGMENT* holeShape = pad->GetEffectiveHoleShape();
return areaOutline.Collide( holeShape );
}
else if( aItem->Type() == PCB_VIA_T )
{
PCB_VIA* via = static_cast<PCB_VIA*>( aItem );
const SHAPE_CIRCLE holeShape( via->GetPosition(), via->GetDrillValue() );
LSET overlap = via->GetLayerSet() & aArea->GetLayerSet();
/// Avoid buried vias that don't overlap the zone's layers
if( overlap.count() > 0 )
{
if( aCtx->GetLayer() == UNDEFINED_LAYER || overlap.Contains( aCtx->GetLayer() ) )
return areaOutline.Collide( &holeShape );
}
}
return false;
}
if( aItem->Type() == PCB_FOOTPRINT_T )
{
FOOTPRINT* footprint = static_cast<FOOTPRINT*>( aItem );
if( ( footprint->GetFlags() & MALFORMED_COURTYARDS ) != 0 )
{
if( aCtx->HasErrorCallback() )
{
aCtx->ReportError( _( "Footprint's courtyard is not a single, closed shape." ) );
}
return false;
}
if( ( aArea->GetLayerSet() & LSET::FrontMask() ).any() )
{
const SHAPE_POLY_SET& courtyard = footprint->GetPolyCourtyard( F_CrtYd );
if( courtyard.OutlineCount() == 0 )
{
if( aCtx->HasErrorCallback() )
aCtx->ReportError( _( "Footprint has no front courtyard." ) );
return false;
}
else
{
return areaOutline.Collide( &courtyard.Outline( 0 ) );
}
}
if( ( aArea->GetLayerSet() & LSET::BackMask() ).any() )
{
const SHAPE_POLY_SET& courtyard = footprint->GetPolyCourtyard( B_CrtYd );
if( courtyard.OutlineCount() == 0 )
{
if( aCtx->HasErrorCallback() )
aCtx->ReportError( _( "Footprint has no back courtyard." ) );
return false;
}
else
{
return areaOutline.Collide( &courtyard.Outline( 0 ) );
}
}
return false;
}
if( aItem->Type() == PCB_ZONE_T || aItem->Type() == PCB_FP_ZONE_T )
{
ZONE* zone = static_cast<ZONE*>( aItem );
if( !zone->IsFilled() )
return false;
DRC_RTREE* zoneRTree = board->m_CopperZoneRTrees[ zone ].get();
if( zoneRTree )
{
for( PCB_LAYER_ID layer : aArea->GetLayerSet().Seq() )
{
if( aCtx->GetLayer() == layer || aCtx->GetLayer() == UNDEFINED_LAYER )
{
if( zoneRTree->QueryColliding( areaBBox, &areaOutline, layer ) )
return true;
}
}
}
return false;
}
else
{
PCB_LAYER_ID layer = aCtx->GetLayer();
if( layer != UNDEFINED_LAYER && !( aArea->GetLayerSet().Contains( layer ) ) )
return false;
if( !shape )
shape = aItem->GetEffectiveShape( layer );
return areaOutline.Collide( shape.get() );
}
}
bool isInsideArea( BOARD_ITEM* aItem, const EDA_RECT& aItemBBox, PCB_EXPR_CONTEXT* aCtx,
ZONE* aArea )
{
if( !aArea || aArea == aItem || aArea->GetParent() == aItem )
return false;
BOARD* board = aArea->GetBoard();
std::unique_lock<std::mutex> cacheLock( board->m_CachesMutex );
std::pair<BOARD_ITEM*, BOARD_ITEM*> key( aArea, aItem );
auto i = board->m_InsideAreaCache.find( key );
if( i != board->m_InsideAreaCache.end() )
return i->second;
bool isInside = calcIsInsideArea( aItem, aItemBBox, aCtx, aArea );
board->m_InsideAreaCache[ key ] = isInside;
return isInside;
}
static void insideArea( LIBEVAL::CONTEXT* aCtx, void* self )
{
PCB_EXPR_CONTEXT* context = static_cast<PCB_EXPR_CONTEXT*>( aCtx );
LIBEVAL::VALUE* arg = aCtx->Pop();
LIBEVAL::VALUE* result = aCtx->AllocValue();
result->Set( 0.0 );
aCtx->Push( result );
if( !arg )
{
if( aCtx->HasErrorCallback() )
{
aCtx->ReportError( wxString::Format( _( "Missing rule-area identifier argument "
"(A, B, or rule-area name) to %s." ),
wxT( "insideArea()" ) ) );
}
return;
}
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( aCtx ) : nullptr;
if( !item )
return;
result->SetDeferredEval(
[item, arg, context]() -> double
{
BOARD* board = item->GetBoard();
EDA_RECT itemBBox;
if( item->Type() == PCB_ZONE_T || item->Type() == PCB_FP_ZONE_T )
itemBBox = static_cast<ZONE*>( item )->GetCachedBoundingBox();
else
itemBBox = item->GetBoundingBox();
if( arg->AsString() == wxT( "A" ) )
{
ZONE* zone = dynamic_cast<ZONE*>( context->GetItem( 0 ) );
return isInsideArea( item, itemBBox, context, zone ) ? 1.0 : 0.0;
}
else if( arg->AsString() == wxT( "B" ) )
{
ZONE* zone = dynamic_cast<ZONE*>( context->GetItem( 1 ) );
return isInsideArea( item, itemBBox, context, zone ) ? 1.0 : 0.0;
}
else if( KIID::SniffTest( arg->AsString() ) )
{
KIID target( arg->AsString());
for( ZONE* area : board->Zones() )
{
// Only a single zone can match the UUID; exit once we find a match whether
// "inside" or not
if( area->m_Uuid == target )
return isInsideArea( item, itemBBox, context, area ) ? 1.0 : 0.0;
}
for( FOOTPRINT* footprint : board->Footprints() )
{
for( ZONE* area : footprint->Zones() )
{
// Only a single zone can match the UUID; exit once we find a match
// whether "inside" or not
if( area->m_Uuid == target )
return isInsideArea( item, itemBBox, context, area ) ? 1.0 : 0.0;
}
}
return 0.0;
}
else // Match on zone name
{
for( ZONE* area : board->Zones())
{
if( area->GetZoneName().Matches( arg->AsString() ) )
{
// Many zones can match the name; exit only when we find an "inside"
if( isInsideArea( item, itemBBox, context, area ) )
return 1.0;
}
}
for( FOOTPRINT* footprint : board->Footprints() )
{
for( ZONE* area : footprint->Zones() )
{
// Many zones can match the name; exit only when we find an "inside"
if( area->GetZoneName().Matches( arg->AsString() ) )
{
if( isInsideArea( item, itemBBox, context, area ) )
return 1.0;
}
}
}
return 0.0;
}
} );
}
static void memberOf( LIBEVAL::CONTEXT* aCtx, void* self )
{
LIBEVAL::VALUE* arg = aCtx->Pop();
LIBEVAL::VALUE* result = aCtx->AllocValue();
result->Set( 0.0 );
aCtx->Push( result );
if( !arg )
{
if( aCtx->HasErrorCallback() )
{
aCtx->ReportError( wxString::Format( _( "Missing group name argument to %s." ),
wxT( "memberOf()" ) ) );
}
return;
}
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( aCtx ) : nullptr;
if( !item )
return;
result->SetDeferredEval(
[item, arg]() -> double
{
PCB_GROUP* group = item->GetParentGroup();
if( !group && item->GetParent() && item->GetParent()->Type() == PCB_FOOTPRINT_T )
group = item->GetParent()->GetParentGroup();
while( group )
{
if( group->GetName().Matches( arg->AsString() ) )
return 1.0;
group = group->GetParentGroup();
}
return 0.0;
} );
}
static void isMicroVia( LIBEVAL::CONTEXT* aCtx, void* self )
{
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( aCtx ) : nullptr;
LIBEVAL::VALUE* result = aCtx->AllocValue();
result->Set( 0.0 );
aCtx->Push( result );
PCB_VIA* via = dyn_cast<PCB_VIA*>( item );
if( via && via->GetViaType() == VIATYPE::MICROVIA )
result->Set ( 1.0 );
}
static void isBlindBuriedVia( LIBEVAL::CONTEXT* aCtx, void* self )
{
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( aCtx ) : nullptr;
LIBEVAL::VALUE* result = aCtx->AllocValue();
result->Set( 0.0 );
aCtx->Push( result );
PCB_VIA* via = dyn_cast<PCB_VIA*>( item );
if( via && via->GetViaType() == VIATYPE::BLIND_BURIED )
result->Set ( 1.0 );
}
static void isCoupledDiffPair( LIBEVAL::CONTEXT* aCtx, void* self )
{
PCB_EXPR_CONTEXT* context = static_cast<PCB_EXPR_CONTEXT*>( aCtx );
BOARD_CONNECTED_ITEM* a = dynamic_cast<BOARD_CONNECTED_ITEM*>( context->GetItem( 0 ) );
BOARD_CONNECTED_ITEM* b = dynamic_cast<BOARD_CONNECTED_ITEM*>( context->GetItem( 1 ) );
LIBEVAL::VALUE* result = aCtx->AllocValue();
result->Set( 0.0 );
aCtx->Push( result );
result->SetDeferredEval(
[a, b, context]() -> double
{
NETINFO_ITEM* netinfo = a ? a->GetNet() : nullptr;
if( !netinfo )
return 0.0;
wxString coupledNet;
wxString dummy;
if( !DRC_ENGINE::MatchDpSuffix( netinfo->GetNetname(), coupledNet, dummy ) )
return 0.0;
if( context->GetConstraint() == DRC_CONSTRAINT_T::LENGTH_CONSTRAINT
|| context->GetConstraint() == DRC_CONSTRAINT_T::SKEW_CONSTRAINT )
{
// DRC engine evaluates these singly, so we won't have a B item
return 1.0;
}
return b && b->GetNetname() == coupledNet;
} );
}
static void inDiffPair( LIBEVAL::CONTEXT* aCtx, void* self )
{
LIBEVAL::VALUE* argv = aCtx->Pop();
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( aCtx ) : nullptr;
LIBEVAL::VALUE* result = aCtx->AllocValue();
result->Set( 0.0 );
aCtx->Push( result );
if( !argv )
{
if( aCtx->HasErrorCallback() )
{
aCtx->ReportError( wxString::Format( _( "Missing diff-pair name argument to %s." ),
wxT( "inDiffPair()" ) ) );
}
return;
}
if( !item || !item->GetBoard() )
return;
result->SetDeferredEval(
[item, argv]() -> double
{
if( item && item->IsConnected() )
{
NETINFO_ITEM* netinfo = static_cast<BOARD_CONNECTED_ITEM*>( item )->GetNet();
wxString refName = netinfo->GetNetname();
wxString arg = argv->AsString();
wxString baseName, coupledNet;
int polarity = DRC_ENGINE::MatchDpSuffix( refName, coupledNet, baseName );
if( polarity != 0 && item->GetBoard()->FindNet( coupledNet ) )
{
if( baseName.Matches( arg ) )
return 1.0;
if( baseName.EndsWith( "_" ) && baseName.BeforeLast( '_' ).Matches( arg ) )
return 1.0;
}
}
return 0.0;
} );
}
static void getField( LIBEVAL::CONTEXT* aCtx, void* self )
{
LIBEVAL::VALUE* arg = aCtx->Pop();
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( aCtx ) : nullptr;
LIBEVAL::VALUE* result = aCtx->AllocValue();
result->Set( "" );
aCtx->Push( result );
if( !arg )
{
if( aCtx->HasErrorCallback() )
{
aCtx->ReportError( wxString::Format( _( "Missing field name argument to %s." ),
wxT( "getField()" ) ) );
}
return;
}
if( !item || !item->GetBoard() )
return;
result->SetDeferredEval(
[item, arg]() -> wxString
{
if( item && item->Type() == PCB_FOOTPRINT_T )
{
FOOTPRINT* fp = static_cast<FOOTPRINT*>( item );
if( fp->HasProperty( arg->AsString() ) )
return fp->GetProperty( arg->AsString() );
}
return "";
} );
}
PCB_EXPR_BUILTIN_FUNCTIONS::PCB_EXPR_BUILTIN_FUNCTIONS()
{
RegisterAllFunctions();
}
void PCB_EXPR_BUILTIN_FUNCTIONS::RegisterAllFunctions()
{
m_funcs.clear();
RegisterFunc( wxT( "existsOnLayer('x')" ), existsOnLayer );
RegisterFunc( wxT( "isPlated()" ), isPlated );
RegisterFunc( wxT( "insideCourtyard('x')" ), insideCourtyard );
RegisterFunc( wxT( "insideFrontCourtyard('x')" ), insideFrontCourtyard );
RegisterFunc( wxT( "insideBackCourtyard('x')" ), insideBackCourtyard );
RegisterFunc( wxT( "insideArea('x')" ), insideArea );
RegisterFunc( wxT( "isMicroVia()" ), isMicroVia );
RegisterFunc( wxT( "isBlindBuriedVia()" ), isBlindBuriedVia );
RegisterFunc( wxT( "memberOf('x')" ), memberOf );
RegisterFunc( wxT( "fromTo('x','y')" ), exprFromTo );
RegisterFunc( wxT( "isCoupledDiffPair()" ), isCoupledDiffPair );
RegisterFunc( wxT( "inDiffPair('x')" ), inDiffPair );
RegisterFunc( wxT( "getField('x')" ), getField );
}
BOARD_ITEM* PCB_EXPR_VAR_REF::GetObject( const LIBEVAL::CONTEXT* aCtx ) const
{
wxASSERT( dynamic_cast<const PCB_EXPR_CONTEXT*>( aCtx ) );
const PCB_EXPR_CONTEXT* ctx = static_cast<const PCB_EXPR_CONTEXT*>( aCtx );
BOARD_ITEM* item = ctx->GetItem( m_itemIndex );
return item;
}
class PCB_LAYER_VALUE : public LIBEVAL::VALUE
{
public:
PCB_LAYER_VALUE( PCB_LAYER_ID aLayer ) :
LIBEVAL::VALUE( double( aLayer ) )
{};
virtual bool EqualTo( LIBEVAL::CONTEXT* aCtx, const VALUE* b ) const override
{
// For boards with user-defined layer names there will be 2 entries for each layer
// in the ENUM_MAP: one for the canonical layer name and one for the user layer name.
// We need to check against both.
wxPGChoices& layerMap = ENUM_MAP<PCB_LAYER_ID>::Instance().Choices();
const wxString& layerName = b->AsString();
BOARD* board = static_cast<PCB_EXPR_CONTEXT*>( aCtx )->GetBoard();
std::unique_lock<std::mutex> cacheLock( board->m_CachesMutex );
auto i = board->m_LayerExpressionCache.find( layerName );
LSET mask;
if( i == board->m_LayerExpressionCache.end() )
{
for( unsigned ii = 0; ii < layerMap.GetCount(); ++ii )
{
wxPGChoiceEntry& entry = layerMap[ii];
if( entry.GetText().Matches( layerName ) )
mask.set( ToLAYER_ID( entry.GetValue() ) );
}
board->m_LayerExpressionCache[ layerName ] = mask;
}
else
{
mask = i->second;
}
PCB_LAYER_ID layerId = ToLAYER_ID( (int) AsDouble() );
return mask.Contains( layerId );
}
};
LIBEVAL::VALUE PCB_EXPR_VAR_REF::GetValue( LIBEVAL::CONTEXT* aCtx )
{
if( m_itemIndex == 2 )
{
PCB_EXPR_CONTEXT* context = static_cast<PCB_EXPR_CONTEXT*>( aCtx );
return PCB_LAYER_VALUE( context->GetLayer() );
}
BOARD_ITEM* item = GetObject( aCtx );
if( !item )
return LIBEVAL::VALUE();
auto it = m_matchingTypes.find( TYPE_HASH( *item ) );
if( it == m_matchingTypes.end() )
{
// Don't force user to type "A.Type == 'via' && A.Via_Type == 'buried'" when the
// simpler "A.Via_Type == 'buried'" is perfectly clear. Instead, return an undefined
// value when the property doesn't appear on a particular object.
return LIBEVAL::VALUE();
}
else
{
if( m_type == LIBEVAL::VT_NUMERIC )
return LIBEVAL::VALUE( (double) item->Get<int>( it->second ) );
else
{
wxString str;
if( !m_isEnum )
{
str = item->Get<wxString>( it->second );
return LIBEVAL::VALUE( str );
}
else
{
const wxAny& any = item->Get( it->second );
bool valid = any.GetAs<wxString>( &str );
if( valid )
return LIBEVAL::VALUE( str );
}
return LIBEVAL::VALUE();
}
}
}
LIBEVAL::VALUE PCB_EXPR_NETCLASS_REF::GetValue( LIBEVAL::CONTEXT* aCtx )
{
BOARD_ITEM* item = GetObject( aCtx );
if( !item )
return LIBEVAL::VALUE();
if( item->IsConnected() )
return LIBEVAL::VALUE( static_cast<BOARD_CONNECTED_ITEM*>( item )->GetNetClassName() );
else
return LIBEVAL::VALUE();
}
LIBEVAL::VALUE PCB_EXPR_NETNAME_REF::GetValue( LIBEVAL::CONTEXT* aCtx )
{
BOARD_ITEM* item = GetObject( aCtx );
if( !item )
return LIBEVAL::VALUE();
if( item->IsConnected() )
return LIBEVAL::VALUE( static_cast<BOARD_CONNECTED_ITEM*>( item )->GetNetname() );
else
return LIBEVAL::VALUE();
}
LIBEVAL::VALUE PCB_EXPR_TYPE_REF::GetValue( LIBEVAL::CONTEXT* aCtx )
{
BOARD_ITEM* item = GetObject( aCtx );
if( !item )
return LIBEVAL::VALUE();
return LIBEVAL::VALUE( ENUM_MAP<KICAD_T>::Instance().ToString( item->Type() ) );
}
LIBEVAL::FUNC_CALL_REF PCB_EXPR_UCODE::CreateFuncCall( const wxString& aName )
{
PCB_EXPR_BUILTIN_FUNCTIONS& registry = PCB_EXPR_BUILTIN_FUNCTIONS::Instance();
return registry.Get( aName.Lower() );
}
std::unique_ptr<LIBEVAL::VAR_REF> PCB_EXPR_UCODE::CreateVarRef( const wxString& aVar,
const wxString& aField )
{
PROPERTY_MANAGER& propMgr = PROPERTY_MANAGER::Instance();
std::unique_ptr<PCB_EXPR_VAR_REF> vref;
// Check for a couple of very common cases and compile them straight to "object code".
if( aField.CmpNoCase( wxT( "NetClass" ) ) == 0 )
{
if( aVar == wxT( "A" ) )
return std::make_unique<PCB_EXPR_NETCLASS_REF>( 0 );
else if( aVar == wxT( "B" ) )
return std::make_unique<PCB_EXPR_NETCLASS_REF>( 1 );
else
return nullptr;
}
else if( aField.CmpNoCase( wxT( "NetName" ) ) == 0 )
{
if( aVar == wxT( "A" ) )
return std::make_unique<PCB_EXPR_NETNAME_REF>( 0 );
else if( aVar == wxT( "B" ) )
return std::make_unique<PCB_EXPR_NETNAME_REF>( 1 );
else
return nullptr;
}
else if( aField.CmpNoCase( wxT( "Type" ) ) == 0 )
{
if( aVar == wxT( "A" ) )
return std::make_unique<PCB_EXPR_TYPE_REF>( 0 );
else if( aVar == wxT( "B" ) )
return std::make_unique<PCB_EXPR_TYPE_REF>( 1 );
else
return nullptr;
}
if( aVar == wxT( "A" ) || aVar == wxT( "AB" ) )
vref = std::make_unique<PCB_EXPR_VAR_REF>( 0 );
else if( aVar == wxT( "B" ) )
vref = std::make_unique<PCB_EXPR_VAR_REF>( 1 );
else if( aVar == wxT( "L" ) )
vref = std::make_unique<PCB_EXPR_VAR_REF>( 2 );
else
return nullptr;
if( aField.length() == 0 ) // return reference to base object
{
return std::move( vref );
}
wxString field( aField );
field.Replace( wxT( "_" ), wxT( " " ) );
for( const PROPERTY_MANAGER::CLASS_INFO& cls : propMgr.GetAllClasses() )
{
if( propMgr.IsOfType( cls.type, TYPE_HASH( BOARD_ITEM ) ) )
{
PROPERTY_BASE* prop = propMgr.GetProperty( cls.type, field );
if( prop )
{
vref->AddAllowedClass( cls.type, prop );
if( prop->TypeHash() == TYPE_HASH( int ) )
{
vref->SetType( LIBEVAL::VT_NUMERIC );
}
else if( prop->TypeHash() == TYPE_HASH( wxString ) )
{
vref->SetType( LIBEVAL::VT_STRING );
}
else if ( prop->HasChoices() )
{ // it's an enum, we treat it as string
vref->SetType( LIBEVAL::VT_STRING );
vref->SetIsEnum ( true );
}
else
{
wxFAIL_MSG( wxT( "PCB_EXPR_UCODE::createVarRef: Unknown property type." ) );
}
}
}
}
if( vref->GetType() == LIBEVAL::VT_UNDEFINED )
vref->SetType( LIBEVAL::VT_PARSE_ERROR );
return std::move( vref );
}
BOARD* PCB_EXPR_CONTEXT::GetBoard() const
{
if( m_items[0] )
return m_items[0]->GetBoard();
return nullptr;
}
class PCB_UNIT_RESOLVER : public LIBEVAL::UNIT_RESOLVER
{
public:
virtual ~PCB_UNIT_RESOLVER()
{
}
virtual const std::vector<wxString>& GetSupportedUnits() const override
{
static const std::vector<wxString> pcbUnits = { wxT( "mil" ), wxT( "mm" ), wxT( "in" ) };
return pcbUnits;
}
virtual wxString GetSupportedUnitsMessage() const override
{
return _( "must be mm, in, or mil" );
}
virtual double Convert( const wxString& aString, int unitId ) const override
{
double v = wxAtof( aString );
switch( unitId )
{
case 0: return DoubleValueFromString( EDA_UNITS::MILS, aString );
case 1: return DoubleValueFromString( EDA_UNITS::MILLIMETRES, aString );
case 2: return DoubleValueFromString( EDA_UNITS::INCHES, aString );
default: return v;
}
};
};
PCB_EXPR_COMPILER::PCB_EXPR_COMPILER()
{
m_unitResolver = std::make_unique<PCB_UNIT_RESOLVER>();
}
PCB_EXPR_EVALUATOR::PCB_EXPR_EVALUATOR() :
m_result( 0 ),
m_compiler(),
m_ucode(),
m_errorStatus()
{
}
PCB_EXPR_EVALUATOR::~PCB_EXPR_EVALUATOR()
{
}
bool PCB_EXPR_EVALUATOR::Evaluate( const wxString& aExpr )
{
PCB_EXPR_UCODE ucode;
PCB_EXPR_CONTEXT preflightContext( NULL_CONSTRAINT, F_Cu );
if( !m_compiler.Compile( aExpr.ToUTF8().data(), &ucode, &preflightContext ) )
return false;
PCB_EXPR_CONTEXT evaluationContext( NULL_CONSTRAINT, F_Cu );
LIBEVAL::VALUE* result = ucode.Run( &evaluationContext );
if( result->GetType() == LIBEVAL::VT_NUMERIC )
m_result = KiROUND( result->AsDouble() );
return true;
}