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kicad/eeschema/erc.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2011 Wayne Stambaugh <stambaughw@gmail.com>
* Copyright (C) 1992-2023 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 <algorithm>
#include <numeric>
#include "connection_graph.h"
#include <common.h> // for ExpandEnvVarSubstitutions
#include <erc.h>
#include <erc_sch_pin_context.h>
#include <string_utils.h>
#include <lib_pin.h>
#include <sch_edit_frame.h>
#include <sch_marker.h>
#include <sch_reference_list.h>
#include <sch_sheet.h>
#include <sch_sheet_pin.h>
#include <sch_textbox.h>
#include <sch_line.h>
#include <schematic.h>
#include <drawing_sheet/ds_draw_item.h>
#include <drawing_sheet/ds_proxy_view_item.h>
#include <wx/ffile.h>
#include <sim/sim_lib_mgr.h>
/* ERC tests :
* 1 - conflicts between connected pins ( example: 2 connected outputs )
* 2 - minimal connections requirements ( 1 input *must* be connected to an
* output, or a passive pin )
*/
/*
* Minimal ERC requirements:
* All pins *must* be connected (except ELECTRICAL_PINTYPE::PT_NC).
* When a pin is not connected in schematic, the user must place a "non
* connected" symbol to this pin.
* This ensures a forgotten connection will be detected.
*/
// Messages for matrix rows:
const wxString CommentERC_H[] =
{
_( "Input Pin" ),
_( "Output Pin" ),
_( "Bidirectional Pin" ),
_( "Tri-State Pin" ),
_( "Passive Pin" ),
_( "Free Pin" ),
_( "Unspecified Pin" ),
_( "Power Input Pin" ),
_( "Power Output Pin" ),
_( "Open Collector" ),
_( "Open Emitter" ),
_( "No Connection" )
};
// Messages for matrix columns
const wxString CommentERC_V[] =
{
_( "Input Pin" ),
_( "Output Pin" ),
_( "Bidirectional Pin" ),
_( "Tri-State Pin" ),
_( "Passive Pin" ),
_( "Free Pin" ),
_( "Unspecified Pin" ),
_( "Power Input Pin" ),
_( "Power Output Pin" ),
_( "Open Collector" ),
_( "Open Emitter" ),
_( "No Connection" )
};
// List of pin types that are considered drivers for usual input pins
// i.e. pin type = ELECTRICAL_PINTYPE::PT_INPUT, but not PT_POWER_IN
// that need only a PT_POWER_OUT pin type to be driven
const std::set<ELECTRICAL_PINTYPE> DrivingPinTypes =
{
ELECTRICAL_PINTYPE::PT_OUTPUT,
ELECTRICAL_PINTYPE::PT_POWER_OUT,
ELECTRICAL_PINTYPE::PT_PASSIVE,
ELECTRICAL_PINTYPE::PT_TRISTATE,
ELECTRICAL_PINTYPE::PT_BIDI
};
// List of pin types that are considered drivers for power pins
// In fact only a ELECTRICAL_PINTYPE::PT_POWER_OUT pin type can drive
// power input pins
const std::set<ELECTRICAL_PINTYPE> DrivingPowerPinTypes =
{
ELECTRICAL_PINTYPE::PT_POWER_OUT
};
// List of pin types that require a driver elsewhere on the net
const std::set<ELECTRICAL_PINTYPE> DrivenPinTypes =
{
ELECTRICAL_PINTYPE::PT_INPUT,
ELECTRICAL_PINTYPE::PT_POWER_IN
};
int ERC_TESTER::TestDuplicateSheetNames( bool aCreateMarker )
{
SCH_SCREEN* screen;
int err_count = 0;
SCH_SCREENS screenList( m_schematic->Root() );
for( screen = screenList.GetFirst(); screen != nullptr; screen = screenList.GetNext() )
{
std::vector<SCH_SHEET*> list;
for( SCH_ITEM* item : screen->Items().OfType( SCH_SHEET_T ) )
list.push_back( static_cast<SCH_SHEET*>( item ) );
for( size_t i = 0; i < list.size(); i++ )
{
SCH_SHEET* sheet = list[i];
for( size_t j = i + 1; j < list.size(); j++ )
{
SCH_SHEET* test_item = list[j];
// We have found a second sheet: compare names
// we are using case insensitive comparison to avoid mistakes between
// similar names like Mysheet and mysheet
if( sheet->GetName().CmpNoCase( test_item->GetName() ) == 0 )
{
if( aCreateMarker )
{
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( ERCE_DUPLICATE_SHEET_NAME );
ercItem->SetItems( sheet, test_item );
SCH_MARKER* marker = new SCH_MARKER( ercItem, sheet->GetPosition() );
screen->Append( marker );
}
err_count++;
}
}
}
}
return err_count;
}
void ERC_TESTER::TestTextVars( DS_PROXY_VIEW_ITEM* aDrawingSheet )
{
DS_DRAW_ITEM_LIST wsItems;
auto unresolved = [this]( wxString str )
{
str = ExpandEnvVarSubstitutions( str, &m_schematic->Prj() );
return str.Matches( wxT( "*${*}*" ) );
};
if( aDrawingSheet )
{
wsItems.SetMilsToIUfactor( schIUScale.IU_PER_MILS );
wsItems.SetPageNumber( wxS( "1" ) );
wsItems.SetSheetCount( 1 );
wsItems.SetFileName( wxS( "dummyFilename" ) );
wsItems.SetSheetName( wxS( "dummySheet" ) );
wsItems.SetSheetLayer( wxS( "dummyLayer" ) );
wsItems.SetProject( &m_schematic->Prj() );
wsItems.BuildDrawItemsList( aDrawingSheet->GetPageInfo(), aDrawingSheet->GetTitleBlock());
}
SCH_SHEET_PATH savedCurrentSheet = m_schematic->CurrentSheet();
SCH_SHEET_LIST sheets = m_schematic->GetSheets();
for( SCH_SHEET_PATH& sheet : sheets )
{
m_schematic->SetCurrentSheet( sheet );
SCH_SCREEN* screen = sheet.LastScreen();
for( SCH_ITEM* item : screen->Items().OfType( SCH_LOCATE_ANY_T ) )
{
if( item->Type() == SCH_SYMBOL_T )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
for( SCH_FIELD& field : symbol->GetFields() )
{
if( unresolved( field.GetShownText() ) )
{
std::shared_ptr<ERC_ITEM> ercItem =
ERC_ITEM::Create( ERCE_UNRESOLVED_VARIABLE );
ercItem->SetItems( &field );
SCH_MARKER* marker = new SCH_MARKER( ercItem, field.GetPosition() );
screen->Append( marker );
}
}
}
else if( item->Type() == SCH_SHEET_T )
{
SCH_SHEET* subSheet = static_cast<SCH_SHEET*>( item );
for( SCH_FIELD& field : subSheet->GetFields() )
{
if( unresolved( field.GetShownText() ) )
{
std::shared_ptr<ERC_ITEM> ercItem =
ERC_ITEM::Create( ERCE_UNRESOLVED_VARIABLE );
ercItem->SetItems( &field );
SCH_MARKER* marker = new SCH_MARKER( ercItem, field.GetPosition() );
screen->Append( marker );
}
}
for( SCH_SHEET_PIN* pin : static_cast<SCH_SHEET*>( item )->GetPins() )
{
if( pin->GetShownText().Matches( wxT( "*${*}*" ) ) )
{
std::shared_ptr<ERC_ITEM> ercItem =
ERC_ITEM::Create( ERCE_UNRESOLVED_VARIABLE );
ercItem->SetItems( pin );
SCH_MARKER* marker = new SCH_MARKER( ercItem, pin->GetPosition() );
screen->Append( marker );
}
}
}
else if( SCH_TEXT* text = dynamic_cast<SCH_TEXT*>( item ) )
{
if( text->GetShownText().Matches( wxT( "*${*}*" ) ) )
{
std::shared_ptr<ERC_ITEM> ercItem =
ERC_ITEM::Create( ERCE_UNRESOLVED_VARIABLE );
ercItem->SetItems( text );
SCH_MARKER* marker = new SCH_MARKER( ercItem, text->GetPosition() );
screen->Append( marker );
}
}
else if( SCH_TEXTBOX* textBox = dynamic_cast<SCH_TEXTBOX*>( item ) )
{
if( textBox->GetShownText().Matches( wxT( "*${*}*" ) ) )
{
std::shared_ptr<ERC_ITEM> ercItem =
ERC_ITEM::Create( ERCE_UNRESOLVED_VARIABLE );
ercItem->SetItems( textBox );
SCH_MARKER* marker = new SCH_MARKER( ercItem, textBox->GetPosition() );
screen->Append( marker );
}
}
}
for( DS_DRAW_ITEM_BASE* item = wsItems.GetFirst(); item; item = wsItems.GetNext() )
{
if( DS_DRAW_ITEM_TEXT* text = dynamic_cast<DS_DRAW_ITEM_TEXT*>( item ) )
{
if( text->GetShownText().Matches( wxT( "*${*}*" ) ) )
{
std::shared_ptr<ERC_ITEM> erc = ERC_ITEM::Create( ERCE_UNRESOLVED_VARIABLE );
erc->SetErrorMessage( _( "Unresolved text variable in drawing sheet" ) );
SCH_MARKER* marker = new SCH_MARKER( erc, text->GetPosition() );
screen->Append( marker );
}
}
}
}
m_schematic->SetCurrentSheet( savedCurrentSheet );
}
int ERC_TESTER::TestConflictingBusAliases()
{
wxString msg;
int err_count = 0;
SCH_SCREENS screens( m_schematic->Root() );
std::vector< std::shared_ptr<BUS_ALIAS> > aliases;
for( SCH_SCREEN* screen = screens.GetFirst(); screen != nullptr; screen = screens.GetNext() )
{
const std::set< std::shared_ptr<BUS_ALIAS> > screen_aliases = screen->GetBusAliases();
for( const std::shared_ptr<BUS_ALIAS>& alias : screen_aliases )
{
std::vector<wxString> aliasMembers = alias->Members();
std::sort( aliasMembers.begin(), aliasMembers.end() );
for( const std::shared_ptr<BUS_ALIAS>& test : aliases )
{
std::vector<wxString> testMembers = test->Members();
std::sort( testMembers.begin(), testMembers.end() );
if( alias->GetName() == test->GetName() && aliasMembers != testMembers )
{
msg.Printf( _( "Bus alias %s has conflicting definitions on %s and %s" ),
alias->GetName(),
alias->GetParent()->GetFileName(),
test->GetParent()->GetFileName() );
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( ERCE_BUS_ALIAS_CONFLICT );
ercItem->SetErrorMessage( msg );
SCH_MARKER* marker = new SCH_MARKER( ercItem, wxPoint() );
test->GetParent()->Append( marker );
++err_count;
}
}
}
aliases.insert( aliases.end(), screen_aliases.begin(), screen_aliases.end() );
}
return err_count;
}
int ERC_TESTER::TestMultiunitFootprints()
{
SCH_SHEET_LIST sheets = m_schematic->GetSheets();
int errors = 0;
SCH_MULTI_UNIT_REFERENCE_MAP refMap;
sheets.GetMultiUnitSymbols( refMap, true );
for( std::pair<const wxString, SCH_REFERENCE_LIST>& symbol : refMap )
{
SCH_REFERENCE_LIST& refList = symbol.second;
if( refList.GetCount() == 0 )
{
wxFAIL; // it should not happen
continue;
}
// Reference footprint
SCH_SYMBOL* unit = nullptr;
wxString unitName;
wxString unitFP;
for( unsigned i = 0; i < refList.GetCount(); ++i )
{
SCH_SHEET_PATH sheetPath = refList.GetItem( i ).GetSheetPath();
unitFP = refList.GetItem( i ).GetFootprint();
if( !unitFP.IsEmpty() )
{
unit = refList.GetItem( i ).GetSymbol();
unitName = unit->GetRef( &sheetPath, true );
break;
}
}
for( unsigned i = 0; i < refList.GetCount(); ++i )
{
SCH_REFERENCE& secondRef = refList.GetItem( i );
SCH_SYMBOL* secondUnit = secondRef.GetSymbol();
wxString secondName = secondUnit->GetRef( &secondRef.GetSheetPath(), true );
const wxString secondFp = secondRef.GetFootprint();
wxString msg;
if( unit && !secondFp.IsEmpty() && unitFP != secondFp )
{
msg.Printf( _( "Different footprints assigned to %s and %s" ),
unitName, secondName );
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( ERCE_DIFFERENT_UNIT_FP );
ercItem->SetErrorMessage( msg );
ercItem->SetItems( unit, secondUnit );
SCH_MARKER* marker = new SCH_MARKER( ercItem, secondUnit->GetPosition() );
secondRef.GetSheetPath().LastScreen()->Append( marker );
++errors;
}
}
}
return errors;
}
int ERC_TESTER::TestMissingUnits()
{
ERC_SETTINGS& settings = m_schematic->ErcSettings();
SCH_SHEET_LIST sheets = m_schematic->GetSheets();
int errors = 0;
SCH_MULTI_UNIT_REFERENCE_MAP refMap;
sheets.GetMultiUnitSymbols( refMap, true );
for( std::pair<const wxString, SCH_REFERENCE_LIST>& symbol : refMap )
{
SCH_REFERENCE_LIST& refList = symbol.second;
wxCHECK2( refList.GetCount(), continue );
// Reference unit
SCH_REFERENCE& base_ref = refList.GetItem( 0 );
SCH_SYMBOL* unit = base_ref.GetSymbol();
LIB_SYMBOL* libSymbol = base_ref.GetLibPart();
if( static_cast<ssize_t>( refList.GetCount() ) == libSymbol->GetUnitCount() )
continue;
std::set<int> lib_units;
std::set<int> instance_units;
std::set<int> missing_units;
auto report_missing = [&]( std::set<int>& aMissingUnits, wxString aErrorMsg, int aErrorCode )
{
wxString msg;
wxString missing_pin_units = wxT( "[ " );
int ii = 0;
for( int missing_unit : aMissingUnits )
{
if( ii++ == 3 )
{
missing_pin_units += wxT( "....." );
break;
}
missing_pin_units += libSymbol->GetUnitDisplayName( missing_unit ) + ", " ;
}
missing_pin_units.Truncate( missing_pin_units.length() - 2 );
missing_pin_units += wxT( " ]" );
msg.Printf( aErrorMsg, symbol.first, missing_pin_units );
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( aErrorCode );
ercItem->SetErrorMessage( msg );
ercItem->SetItems( unit );
SCH_MARKER* marker = new SCH_MARKER( ercItem, unit->GetPosition() );
base_ref.GetSheetPath().LastScreen()->Append( marker );
++errors;
};
for( int ii = 1; ii <= libSymbol->GetUnitCount(); ++ii )
lib_units.insert( lib_units.end(), ii );
for( size_t ii = 0; ii < refList.GetCount(); ++ii )
instance_units.insert( instance_units.end(), refList.GetItem( ii ).GetUnit() );
std::set_difference( lib_units.begin(), lib_units.end(),
instance_units.begin(), instance_units.end(),
std::inserter( missing_units, missing_units.begin() ) );
if( !missing_units.empty() && settings.IsTestEnabled( ERCE_MISSING_UNIT ) )
{
report_missing( missing_units, _( "Symbol %s has unplaced units %s" ),
ERCE_MISSING_UNIT );
}
std::set<int> missing_power;
std::set<int> missing_input;
std::set<int> missing_bidi;
for( int missing_unit : missing_units )
{
LIB_PINS pins;
int convert = 0;
for( size_t ii = 0; ii < refList.GetCount(); ++ii )
{
if( refList.GetItem( ii ).GetUnit() == missing_unit )
{
convert = refList.GetItem( ii ).GetSymbol()->GetConvert();
break;
}
}
libSymbol->GetPins( pins, missing_unit, convert );
for( auto pin : pins )
{
switch( pin->GetType() )
{
case ELECTRICAL_PINTYPE::PT_POWER_IN:
missing_power.insert( missing_unit );
break;
case ELECTRICAL_PINTYPE::PT_BIDI:
missing_bidi.insert( missing_unit );
break;
case ELECTRICAL_PINTYPE::PT_INPUT:
missing_input.insert( missing_unit );
break;
default:
break;
}
}
}
if( !missing_power.empty() && settings.IsTestEnabled( ERCE_MISSING_POWER_INPUT_PIN ) )
{
report_missing( missing_power, _( "Symbol %s has input power pins in units %s that are not placed." ),
ERCE_MISSING_POWER_INPUT_PIN );
}
if( !missing_input.empty() && settings.IsTestEnabled( ERCE_MISSING_INPUT_PIN ) )
{
report_missing( missing_input, _( "Symbol %s has input pins in units %s that are not placed." ),
ERCE_MISSING_INPUT_PIN );
}
if( !missing_bidi.empty() && settings.IsTestEnabled( ERCE_MISSING_BIDI_PIN ) )
{
report_missing( missing_bidi, _( "Symbol %s has bidirectional pins in units %s that are not placed." ),
ERCE_MISSING_BIDI_PIN );
}
}
return errors;
}
int ERC_TESTER::TestNoConnectPins()
{
int err_count = 0;
for( const SCH_SHEET_PATH& sheet : m_schematic->GetSheets() )
{
std::map<VECTOR2I, std::vector<SCH_PIN*>> pinMap;
for( SCH_ITEM* item : sheet.LastScreen()->Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
for( SCH_PIN* pin : symbol->GetPins( &sheet ) )
{
if( pin->GetLibPin()->GetType() == ELECTRICAL_PINTYPE::PT_NC )
pinMap[pin->GetPosition()].emplace_back( pin );
}
}
for( const std::pair<const VECTOR2I, std::vector<SCH_PIN*>>& pair : pinMap )
{
if( pair.second.size() > 1 )
{
err_count++;
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( ERCE_NOCONNECT_CONNECTED );
ercItem->SetItems( pair.second[0], pair.second[1],
pair.second.size() > 2 ? pair.second[2] : nullptr,
pair.second.size() > 3 ? pair.second[3] : nullptr );
ercItem->SetErrorMessage( _( "Pins with 'no connection' type are connected" ) );
SCH_MARKER* marker = new SCH_MARKER( ercItem, pair.first );
sheet.LastScreen()->Append( marker );
}
}
}
return err_count;
}
int ERC_TESTER::TestPinToPin()
{
ERC_SETTINGS& settings = m_schematic->ErcSettings();
const NET_MAP& nets = m_schematic->ConnectionGraph()->GetNetMap();
int errors = 0;
for( const std::pair<NET_NAME_CODE_CACHE_KEY, std::vector<CONNECTION_SUBGRAPH*>> net : nets )
{
std::vector<ERC_SCH_PIN_CONTEXT> pins;
std::unordered_map<EDA_ITEM*, SCH_SCREEN*> pinToScreenMap;
bool has_noconnect = false;
for( CONNECTION_SUBGRAPH* subgraph: net.second )
{
if( subgraph->m_no_connect )
has_noconnect = true;
for( EDA_ITEM* item : subgraph->m_items )
{
if( item->Type() == SCH_PIN_T )
{
pins.emplace_back( static_cast<SCH_PIN*>( item ), subgraph->m_sheet );
pinToScreenMap[item] = subgraph->m_sheet.LastScreen();
}
}
}
std::set<std::pair<ERC_SCH_PIN_CONTEXT, ERC_SCH_PIN_CONTEXT>> tested;
ERC_SCH_PIN_CONTEXT needsDriver;
bool hasDriver = false;
// We need different drivers for power nets and normal nets.
// A power net has at least one pin having the ELECTRICAL_PINTYPE::PT_POWER_IN
// and power nets can be driven only by ELECTRICAL_PINTYPE::PT_POWER_OUT pins
bool ispowerNet = false;
for( ERC_SCH_PIN_CONTEXT& refPin : pins )
{
if( refPin.Pin()->GetType() == ELECTRICAL_PINTYPE::PT_POWER_IN )
{
ispowerNet = true;
break;
}
}
for( ERC_SCH_PIN_CONTEXT& refPin : pins )
{
ELECTRICAL_PINTYPE refType = refPin.Pin()->GetType();
if( DrivenPinTypes.count( refType ) )
{
// needsDriver will be the pin shown in the error report eventually, so try to
// upgrade to a "better" pin if possible: something visible and only a power symbol
// if this net needs a power driver
if( !needsDriver.Pin()
|| ( !needsDriver.Pin()->IsVisible() && refPin.Pin()->IsVisible() )
|| ( ispowerNet
!= ( needsDriver.Pin()->GetType()
== ELECTRICAL_PINTYPE::PT_POWER_IN )
&& ispowerNet == ( refType == ELECTRICAL_PINTYPE::PT_POWER_IN ) ) )
{
needsDriver = refPin;
}
}
if( ispowerNet )
hasDriver |= ( DrivingPowerPinTypes.count( refType ) != 0 );
else
hasDriver |= ( DrivingPinTypes.count( refType ) != 0 );
for( ERC_SCH_PIN_CONTEXT& testPin : pins )
{
if( testPin == refPin )
continue;
ERC_SCH_PIN_CONTEXT first_pin = refPin;
ERC_SCH_PIN_CONTEXT second_pin = testPin;
if( second_pin < first_pin )
std::swap( first_pin, second_pin );
std::pair<ERC_SCH_PIN_CONTEXT, ERC_SCH_PIN_CONTEXT> pair =
std::make_pair( first_pin, second_pin );
if( auto [ins_pin, inserted ] = tested.insert( pair ); !inserted )
continue;
// Multiple pins in the same symbol that share a type,
// name and position are considered
// "stacked" and shouldn't trigger ERC errors
if( refPin.Pin()->IsStacked( testPin.Pin() ) && refPin.Sheet() == testPin.Sheet() )
continue;
ELECTRICAL_PINTYPE testType = testPin.Pin()->GetType();
if( ispowerNet )
hasDriver |= ( DrivingPowerPinTypes.count( testType ) != 0 );
else
hasDriver |= ( DrivingPinTypes.count( testType ) != 0 );
PIN_ERROR erc = settings.GetPinMapValue( refType, testType );
if( erc != PIN_ERROR::OK && settings.IsTestEnabled( ERCE_PIN_TO_PIN_WARNING ) )
{
std::shared_ptr<ERC_ITEM> ercItem =
ERC_ITEM::Create( erc == PIN_ERROR::WARNING ? ERCE_PIN_TO_PIN_WARNING :
ERCE_PIN_TO_PIN_ERROR );
ercItem->SetItems( refPin.Pin(), testPin.Pin() );
ercItem->SetSheetSpecificPath( refPin.Sheet() );
ercItem->SetItemsSheetPaths( refPin.Sheet(), testPin.Sheet() );
ercItem->SetErrorMessage(
wxString::Format( _( "Pins of type %s and %s are connected" ),
ElectricalPinTypeGetText( refType ),
ElectricalPinTypeGetText( testType ) ) );
SCH_MARKER* marker =
new SCH_MARKER( ercItem, refPin.Pin()->GetTransformedPosition() );
pinToScreenMap[refPin.Pin()]->Append( marker );
errors++;
}
}
}
if( needsDriver.Pin() && !hasDriver && !has_noconnect )
{
int err_code = ispowerNet ? ERCE_POWERPIN_NOT_DRIVEN : ERCE_PIN_NOT_DRIVEN;
if( settings.IsTestEnabled( err_code ) )
{
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( err_code );
ercItem->SetItems( needsDriver.Pin() );
ercItem->SetSheetSpecificPath( needsDriver.Sheet() );
ercItem->SetItemsSheetPaths( needsDriver.Sheet() );
SCH_MARKER* marker =
new SCH_MARKER( ercItem, needsDriver.Pin()->GetTransformedPosition() );
pinToScreenMap[needsDriver.Pin()]->Append( marker );
errors++;
}
}
}
return errors;
}
int ERC_TESTER::TestMultUnitPinConflicts()
{
const NET_MAP& nets = m_schematic->ConnectionGraph()->GetNetMap();
int errors = 0;
std::unordered_map<wxString, std::pair<wxString, SCH_PIN*>> pinToNetMap;
for( const std::pair<NET_NAME_CODE_CACHE_KEY, std::vector<CONNECTION_SUBGRAPH*>> net : nets )
{
const wxString& netName = net.first.Name;
for( CONNECTION_SUBGRAPH* subgraph : net.second )
{
for( EDA_ITEM* item : subgraph->m_items )
{
if( item->Type() == SCH_PIN_T )
{
SCH_PIN* pin = static_cast<SCH_PIN*>( item );
if( !pin->GetLibPin()->GetParent()->IsMulti() )
continue;
wxString name = pin->GetParentSymbol()->GetRef( &subgraph->m_sheet ) +
+ ":" + pin->GetShownNumber();
if( !pinToNetMap.count( name ) )
{
pinToNetMap[name] = std::make_pair( netName, pin );
}
else if( pinToNetMap[name].first != netName )
{
std::shared_ptr<ERC_ITEM> ercItem =
ERC_ITEM::Create( ERCE_DIFFERENT_UNIT_NET );
ercItem->SetErrorMessage( wxString::Format(
_( "Pin %s is connected to both %s and %s" ),
pin->GetShownNumber(),
netName,
pinToNetMap[name].first ) );
ercItem->SetItems( pin, pinToNetMap[name].second );
ercItem->SetSheetSpecificPath( subgraph->m_sheet );
ercItem->SetItemsSheetPaths( subgraph->m_sheet, subgraph->m_sheet );
SCH_MARKER* marker = new SCH_MARKER( ercItem,
pin->GetTransformedPosition() );
subgraph->m_sheet.LastScreen()->Append( marker );
errors += 1;
}
}
}
}
}
return errors;
}
int ERC_TESTER::TestSimilarLabels()
{
const NET_MAP& nets = m_schematic->ConnectionGraph()->GetNetMap();
int errors = 0;
std::unordered_map<wxString, std::pair<SCH_LABEL_BASE*, SCH_SHEET_PATH>> labelMap;
for( const std::pair<NET_NAME_CODE_CACHE_KEY, std::vector<CONNECTION_SUBGRAPH*>> net : nets )
{
for( CONNECTION_SUBGRAPH* subgraph : net.second )
{
for( EDA_ITEM* item : subgraph->m_items )
{
switch( item->Type() )
{
case SCH_LABEL_T:
case SCH_HIER_LABEL_T:
case SCH_GLOBAL_LABEL_T:
{
SCH_LABEL_BASE* label = static_cast<SCH_LABEL_BASE*>( item );
wxString normalized = label->GetShownText().Lower();
if( !labelMap.count( normalized ) )
{
labelMap[normalized] = std::make_pair( label, subgraph->GetSheet() );
}
else if( labelMap.at( normalized ).first->GetShownText()
!= label->GetShownText() )
{
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( ERCE_SIMILAR_LABELS );
ercItem->SetItems( label, labelMap.at( normalized ).first );
ercItem->SetSheetSpecificPath( subgraph->GetSheet() );
ercItem->SetItemsSheetPaths( subgraph->GetSheet(),
labelMap.at( normalized ).second );
SCH_MARKER* marker = new SCH_MARKER( ercItem, label->GetPosition() );
subgraph->m_sheet.LastScreen()->Append( marker );
errors += 1;
}
break;
}
default:
break;
}
}
}
}
return errors;
}
int ERC_TESTER::TestLibSymbolIssues()
{
wxCHECK( m_schematic, 0 );
SYMBOL_LIB_TABLE* libTable = m_schematic->Prj().SchSymbolLibTable();
wxString msg;
int err_count = 0;
SCH_SCREENS screens( m_schematic->Root() );
for( SCH_SCREEN* screen = screens.GetFirst(); screen != nullptr; screen = screens.GetNext() )
{
std::vector<SCH_MARKER*> markers;
for( SCH_ITEM* item : screen->Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
LIB_SYMBOL* libSymbolInSchematic = symbol->GetLibSymbolRef().get();
wxCHECK2( libSymbolInSchematic, continue );
wxString libName = symbol->GetLibId().GetLibNickname();
LIB_TABLE_ROW* libTableRow = libTable->FindRow( libName, true );
if( !libTableRow )
{
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( ERCE_LIB_SYMBOL_ISSUES );
ercItem->SetItems( symbol );
msg.Printf( _( "The current configuration does not include the library '%s'" ),
UnescapeString( libName ) );
ercItem->SetErrorMessage( msg );
markers.emplace_back( new SCH_MARKER( ercItem, symbol->GetPosition() ) );
continue;
}
else if( !libTable->HasLibrary( libName, true ) )
{
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( ERCE_LIB_SYMBOL_ISSUES );
ercItem->SetItems( symbol );
msg.Printf( _( "The library '%s' is not enabled in the current configuration" ),
UnescapeString( libName ) );
ercItem->SetErrorMessage( msg );
markers.emplace_back( new SCH_MARKER( ercItem, symbol->GetPosition() ) );
continue;
}
wxString symbolName = symbol->GetLibId().GetLibItemName();
LIB_SYMBOL* libSymbol = SchGetLibSymbol( symbol->GetLibId(), libTable );
if( libSymbol == nullptr )
{
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( ERCE_LIB_SYMBOL_ISSUES );
ercItem->SetItems( symbol );
msg.Printf( _( "Symbol '%s' not found in symbol library '%s'" ),
UnescapeString( symbolName ),
UnescapeString( libName ) );
ercItem->SetErrorMessage( msg );
markers.emplace_back( new SCH_MARKER( ercItem, symbol->GetPosition() ) );
continue;
}
std::unique_ptr<LIB_SYMBOL> flattenedSymbol = libSymbol->Flatten();
constexpr int flags = LIB_ITEM::COMPARE_FLAGS::EQUALITY | LIB_ITEM::COMPARE_FLAGS::ERC;
if( flattenedSymbol->Compare( *libSymbolInSchematic, flags ) != 0 )
{
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( ERCE_LIB_SYMBOL_ISSUES );
ercItem->SetItems( symbol );
msg.Printf( _( "Symbol '%s' has been modified in library '%s'" ),
UnescapeString( symbolName ),
UnescapeString( libName ) );
ercItem->SetErrorMessage( msg );
markers.emplace_back( new SCH_MARKER( ercItem, symbol->GetPosition() ) );
}
}
for( SCH_MARKER* marker : markers )
{
screen->Append( marker );
err_count += 1;
}
}
return err_count;
}
int ERC_TESTER::TestOffGridEndpoints( int aGridSize )
{
// The minimal grid size allowed to place a pin is 25 mils
// the best grid size is 50 mils, but 25 mils is still usable
// this is because all symbols are using a 50 mils grid to place pins, and therefore
// the wires must be on the 50 mils grid
// So raise an error if a pin is not on a 25 mil (or bigger: 50 mil or 100 mil) grid
const int min_grid_size = schIUScale.MilsToIU( 25 );
const int clamped_grid_size = ( aGridSize < min_grid_size ) ? min_grid_size : aGridSize;
SCH_SCREENS screens( m_schematic->Root() );
int err_count = 0;
for( SCH_SCREEN* screen = screens.GetFirst(); screen != nullptr; screen = screens.GetNext() )
{
std::vector<SCH_MARKER*> markers;
for( SCH_ITEM* item : screen->Items() )
{
if( item->Type() == SCH_LINE_T && item->IsConnectable() )
{
SCH_LINE* line = static_cast<SCH_LINE*>( item );
if( ( line->GetStartPoint().x % clamped_grid_size ) != 0
|| ( line->GetStartPoint().y % clamped_grid_size) != 0 )
{
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( ERCE_ENDPOINT_OFF_GRID );
ercItem->SetItems( line );
markers.emplace_back( new SCH_MARKER( ercItem, line->GetStartPoint() ) );
}
else if( ( line->GetEndPoint().x % clamped_grid_size ) != 0
|| ( line->GetEndPoint().y % clamped_grid_size) != 0 )
{
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( ERCE_ENDPOINT_OFF_GRID );
ercItem->SetItems( line );
markers.emplace_back( new SCH_MARKER( ercItem, line->GetEndPoint() ) );
}
}
else if( item->Type() == SCH_SYMBOL_T )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
for( SCH_PIN* pin : symbol->GetPins( nullptr ) )
{
VECTOR2I pinPos = pin->GetTransformedPosition();
if( ( pinPos.x % clamped_grid_size ) != 0
|| ( pinPos.y % clamped_grid_size) != 0 )
{
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( ERCE_ENDPOINT_OFF_GRID );
ercItem->SetItems( pin );
markers.emplace_back( new SCH_MARKER( ercItem, pinPos ) );
break;
}
}
}
}
for( SCH_MARKER* marker : markers )
{
screen->Append( marker );
err_count += 1;
}
}
return err_count;
}
int ERC_TESTER::TestSimModelIssues()
{
wxString msg;
WX_STRING_REPORTER reporter( &msg );
SCH_SHEET_LIST sheets = m_schematic->GetSheets();
int err_count = 0;
SIM_LIB_MGR libMgr( &m_schematic->Prj(), &reporter );
for( SCH_SHEET_PATH& sheet : sheets )
{
std::vector<SCH_MARKER*> markers;
for( SCH_ITEM* item : sheet.LastScreen()->Items().OfType( SCH_SYMBOL_T ) )
{
// Reset for each symbol
msg.Clear();
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
SIM_LIBRARY::MODEL model = libMgr.CreateModel( &sheet, *symbol );
if( !msg.IsEmpty() )
{
std::shared_ptr<ERC_ITEM> ercItem = ERC_ITEM::Create( ERCE_SIMULATION_MODEL );
ercItem->SetErrorMessage( msg );
ercItem->SetItems( symbol );
markers.emplace_back( new SCH_MARKER( ercItem, symbol->GetPosition() ) );
}
}
for( SCH_MARKER* marker : markers )
{
sheet.LastScreen()->Append( marker );
err_count += 1;
}
}
return err_count;
}
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