356 lines
15 KiB
C++
356 lines
15 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2019-2023 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <vector>
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#include <sch_symbol.h>
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#include <eda_draw_frame.h>
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// helper function to sort pins by pin num
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static bool sort_by_pin_number( const LIB_PIN* ref, const LIB_PIN* tst );
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/**
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* Check a lib symbol to find incorrect settings
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* Pins not on a valid grid
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* Pins duplicated
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* Conflict with pins at same location
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* Incorrect Power Symbols
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* illegal reference prefix (cannot ends by a digit or a '?')
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* @param aSymbol is the library symbol to check
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* @param aMessages is a room to store error messages
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* @param aGridForPins (in IU) is the grid to test pin positions ( >= 25 mils )
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* should be 25, 50 or 100 mils (convered to IUs)
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* @param aUnitsProvider a frame to format coordinates in messages
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*/
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void CheckLibSymbol( LIB_SYMBOL* aSymbol, std::vector<wxString>& aMessages,
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int aGridForPins, EDA_DRAW_FRAME* aUnitsProvider )
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{
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if( !aSymbol )
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return;
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wxString msg;
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// Test reference prefix validity:
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// if the symbol is saved in a library, the prefix should not ends by a digit or a '?'
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// but it is acceptable if the symbol is saved to aschematic
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wxString reference_base = aSymbol->GetReferenceField().GetText();
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wxString illegal_end( wxT( "0123456789?" ) );
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wxUniChar last_char = reference_base.Last();
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if( illegal_end.Find( last_char ) != wxNOT_FOUND )
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{
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msg.Printf( _( "<b>Warning: reference prefix</b><br>prefix ending by '%s' can create"
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" issues if saved in a symbol library" ),
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illegal_end );
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msg += wxT( "<br><br>" );
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aMessages.push_back( msg );
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}
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LIB_PINS pinList;
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aSymbol->GetPins( pinList );
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// Test for duplicates:
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// Sort pins by pin num, so 2 duplicate pins
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// (pins with the same number) will be consecutive in list
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sort( pinList.begin(), pinList.end(), sort_by_pin_number );
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// The minimal grid size allowed to place a pin is 25 mils
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// the best grid size is 50 mils, but 25 mils is still usable
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// this is because all aSymbols are using a 50 mils grid to place pins, and therefore
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// the wires must be on the 50 mils grid
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// So raise an error if a pin is not on a 25 (or bigger :50 or 100) mils grid
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const int min_grid_size = schIUScale.MilsToIU( 25 );
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const int clamped_grid_size = ( aGridForPins < min_grid_size ) ? min_grid_size : aGridForPins;
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for( unsigned ii = 1; ii < pinList.size(); ii++ )
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{
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LIB_PIN* pin = pinList[ii - 1];
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LIB_PIN* next = pinList[ii];
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if( pin->GetNumber() != next->GetNumber() )
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continue;
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// Pins are not duplicated only if they are in different convert bodies
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// (but GetConvert() == 0 means commun to all convert bodies)
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if( pin->GetConvert() != 0 && next->GetConvert() != 0 )
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{
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if( pin->GetConvert() != next->GetConvert() )
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continue;
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}
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wxString pinName;
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wxString nextName;
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if( pin->GetName() != "~" && !pin->GetName().IsEmpty() )
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pinName = " '" + pin->GetName() + "'";
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if( next->GetName() != "~" && !next->GetName().IsEmpty() )
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nextName = " '" + next->GetName() + "'";
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if( aSymbol->HasConversion() && next->GetConvert() )
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{
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if( pin->GetUnit() == 0 || next->GetUnit() == 0 )
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{
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msg.Printf( _( "<b>Duplicate pin %s</b> %s at location <b>(%.3f, %.3f)</b>"
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" conflicts with pin %s%s at location <b>(%.3f, %.3f)</b>"
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" of converted." ),
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next->GetNumber(),
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nextName,
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aUnitsProvider->MessageTextFromValue( next->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -next->GetPosition().y ),
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pin->GetNumber(),
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pin->GetName(),
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aUnitsProvider->MessageTextFromValue( pin->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -pin->GetPosition().y ) );
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}
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else
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{
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msg.Printf( _( "<b>Duplicate pin %s</b> %s at location <b>(%.3f, %.3f)</b>"
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" conflicts with pin %s%s at location <b>(%.3f, %.3f)</b>"
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" in units %s and %s of converted." ),
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next->GetNumber(),
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nextName,
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aUnitsProvider->MessageTextFromValue( next->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -next->GetPosition().y ),
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pin->GetNumber(),
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pinName,
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aUnitsProvider->MessageTextFromValue( pin->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -pin->GetPosition().y ),
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aSymbol->GetUnitReference( next->GetUnit() ),
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aSymbol->GetUnitReference( pin->GetUnit() ) );
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}
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}
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else
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{
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if( pin->GetUnit() == 0 || next->GetUnit() == 0 )
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{
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msg.Printf( _( "<b>Duplicate pin %s</b> %s at location <b>(%s, %s)</b>"
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" conflicts with pin %s%s at location <b>(%s, %s)</b>." ),
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next->GetNumber(),
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nextName,
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aUnitsProvider->MessageTextFromValue( next->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -next->GetPosition().y ),
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pin->GetNumber(),
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pinName,
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aUnitsProvider->MessageTextFromValue( pin->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -pin->GetPosition().y ) );
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}
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else
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{
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msg.Printf( _( "<b>Duplicate pin %s</b> %s at location <b>(%s, %s)</b>"
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" conflicts with pin %s%s at location <b>(%s, %s)</b>"
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" in units %s and %s." ),
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next->GetNumber(),
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nextName,
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aUnitsProvider->MessageTextFromValue( next->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -next->GetPosition().y ),
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pin->GetNumber(),
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pinName,
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aUnitsProvider->MessageTextFromValue( pin->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -pin->GetPosition().y ),
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aSymbol->GetUnitReference( next->GetUnit() ),
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aSymbol->GetUnitReference( pin->GetUnit() ) );
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}
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}
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msg += wxT( "<br><br>" );
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aMessages.push_back( msg );
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}
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// Test for a valid power aSymbol.
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// A valid power aSymbol has only one unit, no convert and one pin.
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// And this pin should be PT_POWER_IN (invisible to be automatically connected)
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// or PT_POWER_OUT for a power flag
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if( aSymbol->IsPower() )
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{
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if( aSymbol->GetUnitCount() != 1 )
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{
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msg.Printf( _( "<b>A Power Symbol should have only one unit</b><br><br>" ) );
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aMessages.push_back( msg );
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}
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if( aSymbol->HasConversion() )
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{
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msg.Printf( _( "<b>A Power Symbol should have no convert option</b><br><br>" ) );
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aMessages.push_back( msg );
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}
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if( pinList.size() != 1 )
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{
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msg.Printf( _( "<b>A Power Symbol should have only one pin</b><br><br>" ) );
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aMessages.push_back( msg );
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}
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LIB_PIN* pin = pinList[0];
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if( pin->GetType() != ELECTRICAL_PINTYPE::PT_POWER_IN
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&& pin->GetType() != ELECTRICAL_PINTYPE::PT_POWER_OUT )
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{
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msg.Printf( _( "<b>Suspicious Power Symbol</b><br>"
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"Only an input or output power pin has meaning<br><br>" ) );
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aMessages.push_back( msg );
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}
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if( pin->GetType() == ELECTRICAL_PINTYPE::PT_POWER_IN && pin->IsVisible() )
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{
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msg.Printf( _( "<b>Suspicious Power Symbol</b><br>"
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"Only invisible input power pins are automatically connected<br><br>" ) );
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aMessages.push_back( msg );
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}
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}
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for( LIB_PIN* pin : pinList )
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{
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wxString pinName = pin->GetName();
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if( pinName.IsEmpty() || pinName == "~" )
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pinName = "";
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else
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pinName = "'" + pinName + "'";
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if( !aSymbol->IsPower()
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&& pin->GetType() == ELECTRICAL_PINTYPE::PT_POWER_IN
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&& !pin->IsVisible() )
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{
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// hidden power pin
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if( aSymbol->HasConversion() && pin->GetConvert() )
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{
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if( aSymbol->GetUnitCount() <= 1 )
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{
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msg.Printf( _( "Info: <b>Hidden power pin %s</b> %s at location <b>(%s, %s)</b>"
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" of converted." ),
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pin->GetNumber(),
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pinName,
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aUnitsProvider->MessageTextFromValue( pin->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -pin->GetPosition().y ) );
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}
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else
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{
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msg.Printf( _( "Info: <b>Hidden power pin %s</b> %s at location <b>(%s, %s)</b>"
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" in unit %c of converted." ),
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pin->GetNumber(),
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pinName,
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aUnitsProvider->MessageTextFromValue( pin->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -pin->GetPosition().y ),
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'A' + pin->GetUnit() - 1 );
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}
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}
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else
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{
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if( aSymbol->GetUnitCount() <= 1 )
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{
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msg.Printf( _( "Info: <b>Hidden power pin %s</b> %s at location <b>(%s, %s)</b>." ),
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pin->GetNumber(),
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pinName,
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aUnitsProvider->MessageTextFromValue( pin->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -pin->GetPosition().y ) );
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}
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else
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{
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msg.Printf( _( "Info: <b>Hidden power pin %s</b> %s at location <b>(%s, %s)</b>"
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" in unit %c." ),
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pin->GetNumber(),
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pinName,
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aUnitsProvider->MessageTextFromValue( pin->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -pin->GetPosition().y ),
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'A' + pin->GetUnit() - 1 );
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}
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}
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msg += wxT( "<br>" );
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msg += _( "(Hidden power pins will drive their pin names on to any connected nets.)" );
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msg += wxT( "<br><br>" );
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aMessages.push_back( msg );
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}
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if( ( (pin->GetPosition().x % clamped_grid_size) != 0 )
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|| ( (pin->GetPosition().y % clamped_grid_size) != 0 ) )
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{
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// pin is off grid
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if( aSymbol->HasConversion() && pin->GetConvert() )
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{
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if( aSymbol->GetUnitCount() <= 1 )
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{
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msg.Printf( _( "<b>Off grid pin %s</b> %s at location <b>(%s, %s)</b>"
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" of converted." ),
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pin->GetNumber(),
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pinName,
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aUnitsProvider->MessageTextFromValue( pin->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -pin->GetPosition().y ) );
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}
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else
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{
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msg.Printf( _( "<b>Off grid pin %s</b> %s at location <b>(%.3s, %.3s)</b>"
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" in unit %c of converted." ),
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pin->GetNumber(),
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pinName,
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aUnitsProvider->MessageTextFromValue( pin->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -pin->GetPosition().y ),
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'A' + pin->GetUnit() - 1 );
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}
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}
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else
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{
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if( aSymbol->GetUnitCount() <= 1 )
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{
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msg.Printf( _( "<b>Off grid pin %s</b> %s at location <b>(%s, %s)</b>." ),
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pin->GetNumber(),
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pinName,
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aUnitsProvider->MessageTextFromValue( pin->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -pin->GetPosition().y ) );
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}
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else
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{
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msg.Printf( _( "<b>Off grid pin %s</b> %s at location <b>(%s, %s)</b>"
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" in unit %c." ),
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pin->GetNumber(),
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pinName,
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aUnitsProvider->MessageTextFromValue( pin->GetPosition().x ),
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aUnitsProvider->MessageTextFromValue( -pin->GetPosition().y ),
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'A' + pin->GetUnit() - 1 );
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}
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}
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msg += wxT( "<br><br>" );
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aMessages.push_back( msg );
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}
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}
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}
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bool sort_by_pin_number( const LIB_PIN* ref, const LIB_PIN* tst )
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{
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// Use number as primary key
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int test = ref->GetNumber().Cmp( tst->GetNumber() );
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// Use DeMorgan variant as secondary key
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if( test == 0 )
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test = ref->GetConvert() - tst->GetConvert();
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// Use unit as tertiary key
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if( test == 0 )
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test = ref->GetUnit() - tst->GetUnit();
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return test < 0;
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}
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