kicad/pcbnew/pcb_expr_functions.cpp

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/*
* 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 <drc/drc_engine.h>
#include <pcb_track.h>
#include <pcb_group.h>
#include <geometry/shape_segment.h>
#include <pcb_expr_evaluator.h>
#include <connectivity/connectivity_data.h>
#include <connectivity/connectivity_algo.h>
#include <connectivity/from_to_cache.h>
bool fromToFunc( 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." ) );
return true;
}
if( ftCache->IsOnFromToPath( static_cast<BOARD_CONNECTED_ITEM*>( item ),
argFrom->AsString(), argTo->AsString() ) )
{
result->Set(1.0);
}
return true;
}
#define MISSING_LAYER_ARG( f ) wxString::Format( _( "Missing layer name argument to %s." ), f )
static void existsOnLayerFunc( 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 || arg->AsString().IsEmpty() )
{
if( aCtx->HasErrorCallback() )
aCtx->ReportError( MISSING_LAYER_ARG( 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 isPlatedFunc( 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 collidesWithCourtyard( BOARD_ITEM* aItem, std::shared_ptr<SHAPE>& aItemShape,
PCB_EXPR_CONTEXT* aCtx, FOOTPRINT* aFootprint, PCB_LAYER_ID aSide )
{
SHAPE_POLY_SET footprintCourtyard;
footprintCourtyard = aFootprint->GetCourtyard( aSide );
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() );
};
static bool searchFootprints( BOARD* aBoard, const wxString& aArg, PCB_EXPR_CONTEXT* aCtx,
std::function<bool( FOOTPRINT* )> aFunc )
{
if( aArg == wxT( "A" ) )
{
FOOTPRINT* fp = dynamic_cast<FOOTPRINT*>( aCtx->GetItem( 0 ) );
if( fp && aFunc( fp ) )
return 1.0;
}
else if( aArg == wxT( "B" ) )
{
FOOTPRINT* fp = dynamic_cast<FOOTPRINT*>( aCtx->GetItem( 1 ) );
if( fp && aFunc( fp ) )
return 1.0;
}
else for( FOOTPRINT* fp : aBoard->Footprints() )
{
if( fp->GetReference().Matches( aArg ) )
{
if( aFunc( fp ) )
return 1.0;
}
}
return 0.0;
}
#define MISSING_FP_ARG( f ) \
wxString::Format( _( "Missing footprint argument (A, B, or reference designator) to %s." ), f )
static void intersectsCourtyardFunc( LIBEVAL::CONTEXT* aCtx, void* self )
{
PCB_EXPR_CONTEXT* context = static_cast<PCB_EXPR_CONTEXT*>( aCtx );
LIBEVAL::VALUE* arg = context->Pop();
LIBEVAL::VALUE* result = context->AllocValue();
result->Set( 0.0 );
context->Push( result );
if( !arg || arg->AsString().IsEmpty() )
{
if( context->HasErrorCallback() )
context->ReportError( MISSING_FP_ARG( wxT( "intersectsCourtyard()" ) ) );
return;
}
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( context ) : nullptr;
if( !item )
return;
result->SetDeferredEval(
[item, arg, context]() -> double
{
BOARD* board = item->GetBoard();
std::shared_ptr<SHAPE> itemShape;
if( searchFootprints( board, arg->AsString(), context,
[&]( FOOTPRINT* fp )
{
PTR_PTR_CACHE_KEY key = { fp, item };
std::unique_lock<std::mutex> cacheLock( board->m_CachesMutex );
auto i = board->m_IntersectsCourtyardCache.find( key );
if( i != board->m_IntersectsCourtyardCache.end() )
return i->second;
bool res = collidesWithCourtyard( item, itemShape, context, fp, F_Cu )
|| collidesWithCourtyard( item, itemShape, context, fp, B_Cu );
board->m_IntersectsCourtyardCache[ key ] = res;
return res;
} ) )
{
return 1.0;
}
return 0.0;
} );
}
static void intersectsFrontCourtyardFunc( LIBEVAL::CONTEXT* aCtx, void* self )
{
PCB_EXPR_CONTEXT* context = static_cast<PCB_EXPR_CONTEXT*>( aCtx );
LIBEVAL::VALUE* arg = context->Pop();
LIBEVAL::VALUE* result = context->AllocValue();
result->Set( 0.0 );
context->Push( result );
if( !arg || arg->AsString().IsEmpty() )
{
if( context->HasErrorCallback() )
context->ReportError( MISSING_FP_ARG( wxT( "intersectsFrontCourtyard()" ) ) );
return;
}
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( context ) : nullptr;
if( !item )
return;
result->SetDeferredEval(
[item, arg, context]() -> double
{
BOARD* board = item->GetBoard();
std::shared_ptr<SHAPE> itemShape;
if( searchFootprints( board, arg->AsString(), context,
[&]( FOOTPRINT* fp )
{
PTR_PTR_CACHE_KEY key = { fp, item };
std::unique_lock<std::mutex> cacheLock( board->m_CachesMutex );
auto i = board->m_IntersectsFCourtyardCache.find( key );
if( i != board->m_IntersectsFCourtyardCache.end() )
return i->second;
bool res = collidesWithCourtyard( item, itemShape, context, fp, F_Cu );
board->m_IntersectsFCourtyardCache[ key ] = res;
return res;
} ) )
{
return 1.0;
}
return 0.0;
} );
}
static void intersectsBackCourtyardFunc( LIBEVAL::CONTEXT* aCtx, void* self )
{
PCB_EXPR_CONTEXT* context = static_cast<PCB_EXPR_CONTEXT*>( aCtx );
LIBEVAL::VALUE* arg = context->Pop();
LIBEVAL::VALUE* result = context->AllocValue();
result->Set( 0.0 );
context->Push( result );
if( !arg || arg->AsString().IsEmpty() )
{
if( context->HasErrorCallback() )
context->ReportError( MISSING_FP_ARG( wxT( "intersectsBackCourtyard()" ) ) );
return;
}
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( context ) : nullptr;
if( !item )
return;
result->SetDeferredEval(
[item, arg, context]() -> double
{
BOARD* board = item->GetBoard();
std::shared_ptr<SHAPE> itemShape;
if( searchFootprints( board, arg->AsString(), context,
[&]( FOOTPRINT* fp )
{
PTR_PTR_CACHE_KEY key = { fp, item };
std::unique_lock<std::mutex> cacheLock( board->m_CachesMutex );
auto i = board->m_IntersectsBCourtyardCache.find( key );
if( i != board->m_IntersectsBCourtyardCache.end() )
return i->second;
bool res = collidesWithCourtyard( item, itemShape, context, fp, B_Cu );
board->m_IntersectsBCourtyardCache[ key ] = res;
return res;
} ) )
{
return 1.0;
}
return 0.0;
} );
}
bool collidesWithArea( BOARD_ITEM* aItem, PCB_EXPR_CONTEXT* aCtx, ZONE* aArea )
{
BOARD* board = aArea->GetBoard();
BOX2I areaBBox = aArea->GetBoundingBox();
std::shared_ptr<SHAPE> shape;
// 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.ClearArcs();
areaOutline.Deflate( board->GetDesignSettings().GetDRCEpsilon(), 0,
SHAPE_POLY_SET::ALLOW_ACUTE_CORNERS );
if( aItem->GetFlags() & HOLE_PROXY )
{
if( aItem->Type() == PCB_PAD_T )
{
return areaOutline.Collide( aItem->GetEffectiveHoleShape().get() );
}
else if( aItem->Type() == PCB_VIA_T )
{
LSET overlap = aItem->GetLayerSet() & aArea->GetLayerSet();
/// Avoid buried vias that don't overlap the zone's layers
if( overlap.any() )
{
if( aCtx->GetLayer() == UNDEFINED_LAYER || overlap.Contains( aCtx->GetLayer() ) )
return areaOutline.Collide( aItem->GetEffectiveHoleShape().get() );
}
}
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->GetCourtyard( F_CrtYd );
if( courtyard.OutlineCount() == 0 )
{
if( aCtx->HasErrorCallback() )
aCtx->ReportError( _( "Footprint has no front courtyard." ) );
}
else if( areaOutline.Collide( &courtyard.Outline( 0 ) ) )
{
return true;
}
}
if( ( aArea->GetLayerSet() & LSET::BackMask() ).any() )
{
const SHAPE_POLY_SET& courtyard = footprint->GetCourtyard( B_CrtYd );
if( courtyard.OutlineCount() == 0 )
{
if( aCtx->HasErrorCallback() )
aCtx->ReportError( _( "Footprint has no back courtyard." ) );
}
else if( areaOutline.Collide( &courtyard.Outline( 0 ) ) )
{
return true;
}
}
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_CopperZoneRTreeCache[ 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 searchAreas( BOARD* aBoard, const wxString& aArg, PCB_EXPR_CONTEXT* aCtx,
std::function<bool( ZONE* )> aFunc )
{
if( aArg == wxT( "A" ) )
{
return aFunc( dynamic_cast<ZONE*>( aCtx->GetItem( 0 ) ) );
}
else if( aArg == wxT( "B" ) )
{
return aFunc( dynamic_cast<ZONE*>( aCtx->GetItem( 1 ) ) );
}
else if( KIID::SniffTest( aArg ) )
{
KIID target( aArg );
for( ZONE* area : aBoard->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 aFunc( area );
}
for( FOOTPRINT* footprint : aBoard->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 aFunc( area );
}
}
return 0.0;
}
else // Match on zone name
{
for( ZONE* area : aBoard->Zones() )
{
if( area->GetZoneName().Matches( aArg ) )
{
// Many zones can match the name; exit only when we find an "inside"
if( aFunc( area ) )
return true;
}
}
for( FOOTPRINT* footprint : aBoard->Footprints() )
{
for( ZONE* area : footprint->Zones() )
{
// Many zones can match the name; exit only when we find an "inside"
if( area->GetZoneName().Matches( aArg ) )
{
if( aFunc( area ) )
return true;
}
}
}
return false;
}
}
#define MISSING_AREA_ARG( f ) \
wxString::Format( _( "Missing rule-area argument (A, B, or rule-area name) to %s." ), f )
static void intersectsAreaFunc( 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 || arg->AsString().IsEmpty() )
{
if( aCtx->HasErrorCallback() )
aCtx->ReportError( MISSING_AREA_ARG( wxT( "intersectsArea()" ) ) );
return;
}
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( context ) : nullptr;
if( !item )
return;
result->SetDeferredEval(
[item, arg, context]() -> double
{
BOARD* board = item->GetBoard();
PCB_LAYER_ID aLayer = context->GetLayer();
BOX2I itemBBox = item->GetBoundingBox();
if( searchAreas( board, arg->AsString(), context,
[&]( ZONE* aArea )
{
if( !aArea || aArea == item || aArea->GetParent() == item )
return false;
LSET commonLayers = aArea->GetLayerSet() & item->GetLayerSet();
if( !commonLayers.any() )
return false;
if( !aArea->GetBoundingBox().Intersects( itemBBox ) )
return false;
std::unique_lock<std::mutex> cacheLock( board->m_CachesMutex );
LSET testLayers;
if( aLayer != UNDEFINED_LAYER )
testLayers.set( aLayer );
else
testLayers = commonLayers;
for( PCB_LAYER_ID layer : testLayers.UIOrder() )
{
PTR_PTR_LAYER_CACHE_KEY key = { aArea, item, layer };
auto i = board->m_IntersectsAreaCache.find( key );
if( i != board->m_IntersectsAreaCache.end() && i->second )
return true;
bool collides = collidesWithArea( item, context, aArea );
board->m_IntersectsAreaCache[ key ] = collides;
if( collides )
return true;
}
return false;
} ) )
{
return 1.0;
}
return 0.0;
} );
}
static void enclosedByAreaFunc( 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 || arg->AsString().IsEmpty() )
{
if( aCtx->HasErrorCallback() )
aCtx->ReportError( MISSING_AREA_ARG( wxT( "enclosedByArea()" ) ) );
return;
}
PCB_EXPR_VAR_REF* vref = static_cast<PCB_EXPR_VAR_REF*>( self );
BOARD_ITEM* item = vref ? vref->GetObject( context ) : nullptr;
if( !item )
return;
result->SetDeferredEval(
[item, arg, context]() -> double
{
BOARD* board = item->GetBoard();
int maxError = board->GetDesignSettings().m_MaxError;
PCB_LAYER_ID layer = context->GetLayer();
BOX2I itemBBox = item->GetBoundingBox();
if( searchAreas( board, arg->AsString(), context,
[&]( ZONE* aArea )
{
if( !aArea || aArea == item || aArea->GetParent() == item )
return false;
if( !( aArea->GetLayerSet() & item->GetLayerSet() ).any() )
return false;
if( !aArea->GetBoundingBox().Intersects( itemBBox ) )
return false;
std::unique_lock<std::mutex> cacheLock( board->m_CachesMutex );
PTR_PTR_LAYER_CACHE_KEY key = { aArea, item, layer };
auto i = board->m_EnclosedByAreaCache.find( key );
if( i != board->m_EnclosedByAreaCache.end() )
return i->second;
SHAPE_POLY_SET itemShape;
bool enclosedByArea;
item->TransformShapeToPolygon( itemShape, layer, 0, maxError,
ERROR_OUTSIDE );
if( itemShape.IsEmpty() )
{
// If it's already empty then our test will have no meaning.
enclosedByArea = false;
}
else
{
itemShape.BooleanSubtract( *aArea->Outline(),
SHAPE_POLY_SET::PM_FAST );
enclosedByArea = itemShape.IsEmpty();
}
board->m_EnclosedByAreaCache[ key ] = enclosedByArea;
return enclosedByArea;
} ) )
{
return 1.0;
}
return 0.0;
} );
}
#define MISSING_GROUP_ARG( f ) \
wxString::Format( _( "Missing group name argument to %s." ), f )
static void memberOfFunc( LIBEVAL::CONTEXT* aCtx, void* self )
{
LIBEVAL::VALUE* arg = aCtx->Pop();
LIBEVAL::VALUE* result = aCtx->AllocValue();
result->Set( 0.0 );
aCtx->Push( result );
if( !arg || arg->AsString().IsEmpty() )
{
if( aCtx->HasErrorCallback() )
aCtx->ReportError( MISSING_GROUP_ARG( 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 isBlindBuriedViaFunc( 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 isCoupledDiffPairFunc( 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;
} );
}
#define MISSING_DP_ARG( f ) \
wxString::Format( _( "Missing diff-pair name argument to %s." ), f )
static void inDiffPairFunc( 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 || argv->AsString().IsEmpty() )
{
if( aCtx->HasErrorCallback() )
aCtx->ReportError( MISSING_DP_ARG( 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();
if( !netinfo )
return 0.0;
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 getFieldFunc( 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')" ), existsOnLayerFunc );
RegisterFunc( wxT( "isPlated()" ), isPlatedFunc );
RegisterFunc( wxT( "insideCourtyard('x') DEPRECATED" ), intersectsCourtyardFunc );
RegisterFunc( wxT( "insideFrontCourtyard('x') DEPRECATED" ), intersectsFrontCourtyardFunc );
RegisterFunc( wxT( "insideBackCourtyard('x') DEPRECATED" ), intersectsBackCourtyardFunc );
RegisterFunc( wxT( "intersectsCourtyard('x')" ), intersectsCourtyardFunc );
RegisterFunc( wxT( "intersectsFrontCourtyard('x')" ), intersectsFrontCourtyardFunc );
RegisterFunc( wxT( "intersectsBackCourtyard('x')" ), intersectsBackCourtyardFunc );
RegisterFunc( wxT( "insideArea('x') DEPRECATED" ), intersectsAreaFunc );
RegisterFunc( wxT( "intersectsArea('x')" ), intersectsAreaFunc );
RegisterFunc( wxT( "enclosedByArea('x')" ), enclosedByAreaFunc );
RegisterFunc( wxT( "isMicroVia()" ), isMicroVia );
RegisterFunc( wxT( "isBlindBuriedVia()" ), isBlindBuriedViaFunc );
RegisterFunc( wxT( "memberOf('x')" ), memberOfFunc );
RegisterFunc( wxT( "fromTo('x','y')" ), fromToFunc );
RegisterFunc( wxT( "isCoupledDiffPair()" ), isCoupledDiffPairFunc );
RegisterFunc( wxT( "inDiffPair('x')" ), inDiffPairFunc );
RegisterFunc( wxT( "getField('x')" ), getFieldFunc );
}