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kicad/common/lset.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2014 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 2014-2022 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 <bitset> // for bitset, __bitset<>::ref...
#include <cassert>
#include <cstdarg>
#include <iostream> // for string, endl, basic_ost...
#include <stddef.h> // for size_t
#include <core/arraydim.h>
#include <math/util.h> // for Clamp
#include <layer_ids.h> // for LSET, PCB_LAYER_ID, LSEQ
#include <macros.h> // for arrayDim
#include <wx/debug.h> // for wxASSERT, wxASSERT_MSG
#include <wx/string.h>
LSET::LSET( const PCB_LAYER_ID* aArray, unsigned aCount ) :
BASE_SET()
{
for( unsigned i=0; i<aCount; ++i )
set( aArray[i] );
}
LSET::LSET( unsigned aIdCount, int aFirst, ... ) :
BASE_SET()
{
// The constructor, without the mandatory aFirst argument, could have been confused
// by the compiler with the LSET( PCB_LAYER_ID ). With aFirst, that ambiguity is not
// present. Therefore aIdCount must always be >=1.
wxASSERT_MSG( aIdCount > 0, wxT( "aIdCount must be >= 1" ) );
set( aFirst );
if( --aIdCount )
{
va_list ap;
va_start( ap, aFirst );
for( unsigned i=0; i<aIdCount; ++i )
{
PCB_LAYER_ID id = (PCB_LAYER_ID) va_arg( ap, int );
assert( unsigned( id ) < PCB_LAYER_ID_COUNT );
set( id );
}
va_end( ap );
}
}
/**
* NOTE: These names must not be translated or changed. They are used as tokens in the board
* file format because the ordinal value of the PCB_LAYER_ID enum was not stable over time.
* @see LayerName() for what should be used to display the default name of a layer in the GUI.
*/
const wxChar* LSET::Name( PCB_LAYER_ID aLayerId )
{
const wxChar* txt;
// using a switch to explicitly show the mapping more clearly
switch( aLayerId )
{
case F_Cu: txt = wxT( "F.Cu" ); break;
case In1_Cu: txt = wxT( "In1.Cu" ); break;
case In2_Cu: txt = wxT( "In2.Cu" ); break;
case In3_Cu: txt = wxT( "In3.Cu" ); break;
case In4_Cu: txt = wxT( "In4.Cu" ); break;
case In5_Cu: txt = wxT( "In5.Cu" ); break;
case In6_Cu: txt = wxT( "In6.Cu" ); break;
case In7_Cu: txt = wxT( "In7.Cu" ); break;
case In8_Cu: txt = wxT( "In8.Cu" ); break;
case In9_Cu: txt = wxT( "In9.Cu" ); break;
case In10_Cu: txt = wxT( "In10.Cu" ); break;
case In11_Cu: txt = wxT( "In11.Cu" ); break;
case In12_Cu: txt = wxT( "In12.Cu" ); break;
case In13_Cu: txt = wxT( "In13.Cu" ); break;
case In14_Cu: txt = wxT( "In14.Cu" ); break;
case In15_Cu: txt = wxT( "In15.Cu" ); break;
case In16_Cu: txt = wxT( "In16.Cu" ); break;
case In17_Cu: txt = wxT( "In17.Cu" ); break;
case In18_Cu: txt = wxT( "In18.Cu" ); break;
case In19_Cu: txt = wxT( "In19.Cu" ); break;
case In20_Cu: txt = wxT( "In20.Cu" ); break;
case In21_Cu: txt = wxT( "In21.Cu" ); break;
case In22_Cu: txt = wxT( "In22.Cu" ); break;
case In23_Cu: txt = wxT( "In23.Cu" ); break;
case In24_Cu: txt = wxT( "In24.Cu" ); break;
case In25_Cu: txt = wxT( "In25.Cu" ); break;
case In26_Cu: txt = wxT( "In26.Cu" ); break;
case In27_Cu: txt = wxT( "In27.Cu" ); break;
case In28_Cu: txt = wxT( "In28.Cu" ); break;
case In29_Cu: txt = wxT( "In29.Cu" ); break;
case In30_Cu: txt = wxT( "In30.Cu" ); break;
case B_Cu: txt = wxT( "B.Cu" ); break;
// Technicals
case B_Adhes: txt = wxT( "B.Adhes" ); break;
case F_Adhes: txt = wxT( "F.Adhes" ); break;
case B_Paste: txt = wxT( "B.Paste" ); break;
case F_Paste: txt = wxT( "F.Paste" ); break;
case B_SilkS: txt = wxT( "B.SilkS" ); break;
case F_SilkS: txt = wxT( "F.SilkS" ); break;
case B_Mask: txt = wxT( "B.Mask" ); break;
case F_Mask: txt = wxT( "F.Mask" ); break;
// Users
case Dwgs_User: txt = wxT( "Dwgs.User" ); break;
case Cmts_User: txt = wxT( "Cmts.User" ); break;
case Eco1_User: txt = wxT( "Eco1.User" ); break;
case Eco2_User: txt = wxT( "Eco2.User" ); break;
case Edge_Cuts: txt = wxT( "Edge.Cuts" ); break;
case Margin: txt = wxT( "Margin" ); break;
// Footprint
case F_CrtYd: txt = wxT( "F.CrtYd" ); break;
case B_CrtYd: txt = wxT( "B.CrtYd" ); break;
case F_Fab: txt = wxT( "F.Fab" ); break;
case B_Fab: txt = wxT( "B.Fab" ); break;
// User definable layers.
case User_1: txt = wxT( "User.1" ); break;
case User_2: txt = wxT( "User.2" ); break;
case User_3: txt = wxT( "User.3" ); break;
case User_4: txt = wxT( "User.4" ); break;
case User_5: txt = wxT( "User.5" ); break;
case User_6: txt = wxT( "User.6" ); break;
case User_7: txt = wxT( "User.7" ); break;
case User_8: txt = wxT( "User.8" ); break;
case User_9: txt = wxT( "User.9" ); break;
// Rescue
case Rescue: txt = wxT( "Rescue" ); break;
default:
std::cout << aLayerId << std::endl;
wxASSERT_MSG( 0, wxT( "aLayerId out of range" ) );
txt = wxT( "BAD INDEX!" ); break;
}
return txt;
}
LSEQ LSET::CuStack() const
{
// desired sequence
static const PCB_LAYER_ID sequence[] = {
F_Cu,
In1_Cu,
In2_Cu,
In3_Cu,
In4_Cu,
In5_Cu,
In6_Cu,
In7_Cu,
In8_Cu,
In9_Cu,
In10_Cu,
In11_Cu,
In12_Cu,
In13_Cu,
In14_Cu,
In15_Cu,
In16_Cu,
In17_Cu,
In18_Cu,
In19_Cu,
In20_Cu,
In21_Cu,
In22_Cu,
In23_Cu,
In24_Cu,
In25_Cu,
In26_Cu,
In27_Cu,
In28_Cu,
In29_Cu,
In30_Cu,
B_Cu, // 31
};
return Seq( sequence, arrayDim( sequence ) );
}
LSEQ LSET::Technicals( LSET aSetToOmit ) const
{
// desired sequence
static const PCB_LAYER_ID sequence[] = {
F_Adhes,
B_Adhes,
F_Paste,
B_Paste,
F_SilkS,
B_SilkS,
F_Mask,
B_Mask,
F_CrtYd,
B_CrtYd,
F_Fab,
B_Fab,
};
LSET subset = ~aSetToOmit & *this;
return subset.Seq( sequence, arrayDim( sequence ) );
}
LSEQ LSET::Users() const
{
// desired
static const PCB_LAYER_ID sequence[] = {
Dwgs_User,
Cmts_User,
Eco1_User,
Eco2_User,
Edge_Cuts,
Margin,
User_1,
User_2,
User_3,
User_4,
User_5,
User_6,
User_7,
User_8,
User_9
};
return Seq( sequence, arrayDim( sequence ) );
}
LSEQ LSET::TechAndUserUIOrder() const
{
static const PCB_LAYER_ID sequence[] = {
F_Adhes,
B_Adhes,
F_Paste,
B_Paste,
F_SilkS,
B_SilkS,
F_Mask,
B_Mask,
Dwgs_User,
Cmts_User,
Eco1_User,
Eco2_User,
Edge_Cuts,
Margin,
F_CrtYd,
B_CrtYd,
F_Fab,
B_Fab,
User_1,
User_2,
User_3,
User_4,
User_5,
User_6,
User_7,
User_8,
User_9
};
return Seq( sequence, arrayDim( sequence ) );
}
std::string LSET::FmtBin() const
{
std::string ret;
int bit_count = size();
for( int bit=0; bit<bit_count; ++bit )
{
if( bit )
{
if( !( bit % 8 ) )
ret += '|';
else if( !( bit % 4 ) )
ret += '_';
}
ret += (*this)[bit] ? '1' : '0';
}
// reverse of string
return std::string( ret.rbegin(), ret.rend() );
}
std::string LSET::FmtHex() const
{
std::string ret;
static const char hex[] = "0123456789abcdef";
size_t nibble_count = ( size() + 3 ) / 4;
for( size_t nibble = 0; nibble < nibble_count; ++nibble )
{
unsigned int ndx = 0;
// test 4 consecutive bits and set ndx to 0-15
for( size_t nibble_bit = 0; nibble_bit < 4; ++nibble_bit )
{
size_t nibble_pos = nibble_bit + ( nibble * 4 );
// make sure it's not extra bits that don't exist in the bitset but need to in the
// hex format
if( nibble_pos >= size() )
break;
if( ( *this )[nibble_pos] )
ndx |= ( 1 << nibble_bit );
}
if( nibble && !( nibble % 8 ) )
ret += '_';
assert( ndx < arrayDim( hex ) );
ret += hex[ndx];
}
// reverse of string
return std::string( ret.rbegin(), ret.rend() );
}
int LSET::ParseHex( const char* aStart, int aCount )
{
LSET tmp;
const char* rstart = aStart + aCount - 1;
const char* rend = aStart - 1;
const int bitcount = size();
int nibble_ndx = 0;
while( rstart > rend )
{
int cc = *rstart--;
if( cc == '_' )
continue;
int nibble;
if( cc >= '0' && cc <= '9' )
nibble = cc - '0';
else if( cc >= 'a' && cc <= 'f' )
nibble = cc - 'a' + 10;
else if( cc >= 'A' && cc <= 'F' )
nibble = cc - 'A' + 10;
else
break;
int bit = nibble_ndx * 4;
for( int ndx=0; bit<bitcount && ndx<4; ++bit, ++ndx )
if( nibble & (1<<ndx) )
tmp.set( bit );
if( bit >= bitcount )
break;
++nibble_ndx;
}
int byte_count = aStart + aCount - 1 - rstart;
assert( byte_count >= 0 );
if( byte_count > 0 )
*this = tmp;
return byte_count;
}
LSEQ LSET::Seq( const PCB_LAYER_ID* aWishListSequence, unsigned aCount ) const
{
LSEQ ret;
#if defined(DEBUG) && 0
LSET dup_detector;
for( unsigned i=0; i<aCount; ++i )
{
PCB_LAYER_ID id = aWishListSequence[i];
if( test( id ) )
{
wxASSERT_MSG( !dup_detector[id], wxT( "Duplicate in aWishListSequence" ) );
dup_detector[id] = true;
ret.push_back( id );
}
}
#else
for( unsigned i=0; i<aCount; ++i )
{
PCB_LAYER_ID id = aWishListSequence[i];
if( test( id ) )
ret.push_back( id );
}
#endif
return ret;
}
LSEQ LSET::Seq( const LSEQ& aSequence ) const
{
LSEQ ret;
for( LSEQ seq = aSequence; seq; ++seq )
{
if( test( *seq ) )
ret.push_back( *seq );
}
return ret;
}
LSEQ LSET::Seq() const
{
LSEQ ret;
ret.reserve( size() );
for( unsigned i = 0; i < size(); ++i )
{
if( test( i ) )
ret.push_back( PCB_LAYER_ID( i ) );
}
return ret;
}
LSEQ LSET::SeqStackupBottom2Top() const
{
// bottom-to-top stack-up layers
static const PCB_LAYER_ID sequence[] = {
User_9,
User_8,
User_7,
User_6,
User_5,
User_4,
User_3,
User_2,
User_1,
B_Fab,
B_CrtYd,
B_Adhes,
B_SilkS,
B_Paste,
B_Mask,
B_Cu,
In30_Cu,
In29_Cu,
In28_Cu,
In27_Cu,
In26_Cu,
In25_Cu,
In24_Cu,
In23_Cu,
In22_Cu,
In21_Cu,
In20_Cu,
In19_Cu,
In18_Cu,
In17_Cu,
In16_Cu,
In15_Cu,
In14_Cu,
In13_Cu,
In12_Cu,
In11_Cu,
In10_Cu,
In9_Cu,
In8_Cu,
In7_Cu,
In6_Cu,
In5_Cu,
In4_Cu,
In3_Cu,
In2_Cu,
In1_Cu,
F_Cu,
F_Mask,
F_Paste,
F_SilkS,
F_Adhes,
F_CrtYd,
F_Fab,
Dwgs_User,
Cmts_User,
Eco1_User,
Eco2_User,
Margin,
Edge_Cuts,
};
return Seq( sequence, arrayDim( sequence ) );
}
PCB_LAYER_ID FlipLayer( PCB_LAYER_ID aLayerId, int aCopperLayersCount )
{
switch( aLayerId )
{
case B_Cu: return F_Cu;
case F_Cu: return B_Cu;
case B_SilkS: return F_SilkS;
case F_SilkS: return B_SilkS;
case B_Adhes: return F_Adhes;
case F_Adhes: return B_Adhes;
case B_Mask: return F_Mask;
case F_Mask: return B_Mask;
case B_Paste: return F_Paste;
case F_Paste: return B_Paste;
case B_CrtYd: return F_CrtYd;
case F_CrtYd: return B_CrtYd;
case B_Fab: return F_Fab;
case F_Fab: return B_Fab;
default: // change internal layer if aCopperLayersCount is >= 4
if( IsCopperLayer( aLayerId ) && aCopperLayersCount >= 4 )
{
// internal copper layers count is aCopperLayersCount-2
PCB_LAYER_ID fliplayer = PCB_LAYER_ID(aCopperLayersCount - 2 - ( aLayerId - In1_Cu ) );
// Ensure fliplayer has a value which does not crash Pcbnew:
if( fliplayer < F_Cu )
fliplayer = F_Cu;
if( fliplayer > B_Cu )
fliplayer = B_Cu;
return fliplayer;
}
// No change for the other layers
return aLayerId;
}
}
LSET FlipLayerMask( LSET aMask, int aCopperLayersCount )
{
// layers on physical outside of a board:
const static LSET and_mask( 16, // !! update count
B_Cu, F_Cu,
B_SilkS, F_SilkS,
B_Adhes, F_Adhes,
B_Mask, F_Mask,
B_Paste, F_Paste,
B_Adhes, F_Adhes,
B_CrtYd, F_CrtYd,
B_Fab, F_Fab
);
LSET newMask = aMask & ~and_mask;
if( aMask[B_Cu] )
newMask.set( F_Cu );
if( aMask[F_Cu] )
newMask.set( B_Cu );
if( aMask[B_SilkS] )
newMask.set( F_SilkS );
if( aMask[F_SilkS] )
newMask.set( B_SilkS );
if( aMask[B_Adhes] )
newMask.set( F_Adhes );
if( aMask[F_Adhes] )
newMask.set( B_Adhes );
if( aMask[B_Mask] )
newMask.set( F_Mask );
if( aMask[F_Mask] )
newMask.set( B_Mask );
if( aMask[B_Paste] )
newMask.set( F_Paste );
if( aMask[F_Paste] )
newMask.set( B_Paste );
if( aMask[B_Adhes] )
newMask.set( F_Adhes );
if( aMask[F_Adhes] )
newMask.set( B_Adhes );
if( aMask[B_CrtYd] )
newMask.set( F_CrtYd );
if( aMask[F_CrtYd] )
newMask.set( B_CrtYd );
if( aMask[B_Fab] )
newMask.set( F_Fab );
if( aMask[F_Fab] )
newMask.set( B_Fab );
if( aCopperLayersCount >= 4 ) // Internal layers exist
{
LSET internalMask = aMask & LSET::InternalCuMask();
if( internalMask != LSET::InternalCuMask() )
{
// the mask does not include all internal layers. Therefore
// the flipped mask for internal copper layers must be built
int innerLayerCnt = aCopperLayersCount -2;
// the flipped mask is the innerLayerCnt bits rewritten in reverse order
// ( bits innerLayerCnt to 1 rewritten in bits 1 to innerLayerCnt )
for( int ii = 0; ii < innerLayerCnt; ii++ )
{
if( internalMask[innerLayerCnt - ii] )
{
newMask.set( ii + In1_Cu );
}
else
{
newMask.reset( ii + In1_Cu );
}
}
}
}
return newMask;
}
PCB_LAYER_ID LSET::ExtractLayer() const
{
unsigned set_count = count();
if( !set_count )
return UNSELECTED_LAYER;
else if( set_count > 1 )
return UNDEFINED_LAYER;
for( unsigned i=0; i < size(); ++i )
{
if( test( i ) )
return PCB_LAYER_ID( i );
}
wxASSERT( 0 ); // set_count was verified as 1 above, what did you break?
return UNDEFINED_LAYER;
}
LSET LSET::FrontAssembly()
{
static const PCB_LAYER_ID front_assembly[] = {
F_SilkS,
F_Mask,
F_Fab,
F_CrtYd
};
static const LSET saved( front_assembly, arrayDim( front_assembly ) );
return saved;
}
LSET LSET::BackAssembly()
{
static const PCB_LAYER_ID back_assembly[] = {
B_SilkS,
B_Mask,
B_Fab,
B_CrtYd
};
static const LSET saved( back_assembly, arrayDim( back_assembly ) );
return saved;
}
LSET LSET::InternalCuMask()
{
static const PCB_LAYER_ID cu_internals[] = {
In1_Cu,
In2_Cu,
In3_Cu,
In4_Cu,
In5_Cu,
In6_Cu,
In7_Cu,
In8_Cu,
In9_Cu,
In10_Cu,
In11_Cu,
In12_Cu,
In13_Cu,
In14_Cu,
In15_Cu,
In16_Cu,
In17_Cu,
In18_Cu,
In19_Cu,
In20_Cu,
In21_Cu,
In22_Cu,
In23_Cu,
In24_Cu,
In25_Cu,
In26_Cu,
In27_Cu,
In28_Cu,
In29_Cu,
In30_Cu,
};
static const LSET saved( cu_internals, arrayDim( cu_internals ) );
return saved;
}
LSET LSET::AllCuMask( int aCuLayerCount )
{
// retain all in static as the full set, which is a common case.
static const LSET all = InternalCuMask().set( F_Cu ).set( B_Cu );
if( aCuLayerCount == MAX_CU_LAYERS )
return all;
// subtract out some Cu layers not wanted in the mask.
LSET ret = all;
int clear_count = MAX_CU_LAYERS - aCuLayerCount;
clear_count = Clamp( 0, clear_count, MAX_CU_LAYERS - 2 );
for( int elem = In30_Cu; clear_count; --elem, --clear_count )
ret.set( elem, false );
return ret;
}
LSET LSET::AllNonCuMask()
{
static const LSET saved = LSET().set() & ~AllCuMask();
return saved;
}
LSET LSET::ExternalCuMask()
{
static const LSET saved( 2, F_Cu, B_Cu );
return saved;
}
LSET LSET::AllLayersMask()
{
static const LSET saved = LSET().set();
return saved;
}
LSET LSET::BackTechMask()
{
static const LSET saved( 6, B_SilkS, B_Mask, B_Adhes, B_Paste, B_CrtYd, B_Fab );
return saved;
}
LSET LSET::BackBoardTechMask()
{
static const LSET saved( 4, B_SilkS, B_Mask, B_Adhes, B_Paste );
return saved;
}
LSET LSET::FrontTechMask()
{
static const LSET saved( 6, F_SilkS, F_Mask, F_Adhes, F_Paste, F_CrtYd, F_Fab );
return saved;
}
LSET LSET::FrontBoardTechMask()
{
static const LSET saved( 4, F_SilkS, F_Mask, F_Adhes, F_Paste );
return saved;
}
LSET LSET::AllTechMask()
{
static const LSET saved = BackTechMask() | FrontTechMask();
return saved;
}
LSET LSET::AllBoardTechMask()
{
static const LSET saved = BackBoardTechMask() | FrontBoardTechMask();
return saved;
}
LSET LSET::UserMask()
{
static const LSET saved( 6,
Dwgs_User,
Cmts_User,
Eco1_User,
Eco2_User,
Edge_Cuts,
Margin
);
return saved;
}
LSET LSET::PhysicalLayersMask()
{
static const LSET saved = AllBoardTechMask() | AllCuMask();
return saved;
}
LSET LSET::UserDefinedLayers()
{
static const LSET saved( 9,
User_1,
User_2,
User_3,
User_4,
User_5,
User_6,
User_7,
User_8,
User_9
);
return saved;
}
LSET LSET::FrontMask()
{
static const LSET saved = FrontTechMask().set( F_Cu );
return saved;
}
LSET LSET::BackMask()
{
static const LSET saved = BackTechMask().set( B_Cu );
return saved;
}
LSET LSET::SideSpecificMask()
{
static const LSET saved = BackTechMask() | FrontTechMask() | AllCuMask();
return saved;
}
LSET LSET::ForbiddenFootprintLayers()
{
static const LSET saved = InternalCuMask();
return saved;
}
LSEQ LSET::UIOrder() const
{
LSEQ order = CuStack();
LSEQ techuser = TechAndUserUIOrder();
order.insert( order.end(), techuser.begin(), techuser.end() );
return order;
}
PCB_LAYER_ID ToLAYER_ID( int aLayer )
{
wxASSERT( aLayer < GAL_LAYER_ID_END );
return PCB_LAYER_ID( aLayer );
}
GAL_SET::GAL_SET( const GAL_LAYER_ID* aArray, unsigned aCount ) : GAL_SET()
{
for( unsigned i = 0; i < aCount; ++i )
set( aArray[i] );
}
std::vector<GAL_LAYER_ID> GAL_SET::Seq() const
{
std::vector<GAL_LAYER_ID> ret;
for( size_t i = 0; i < size(); ++i )
{
if( test( i ) )
ret.push_back( static_cast<GAL_LAYER_ID>( i + GAL_LAYER_ID_START ) );
}
return ret;
}
GAL_SET GAL_SET::DefaultVisible()
{
static const GAL_LAYER_ID visible[] = {
LAYER_VIAS,
LAYER_VIA_MICROVIA,
LAYER_VIA_BBLIND,
LAYER_VIA_THROUGH,
// LAYER_HIDDEN_TEXT, // Invisible text hidden by default
LAYER_ANCHOR,
LAYER_PADS_SMD_FR,
LAYER_PADS_SMD_BK,
LAYER_RATSNEST,
LAYER_GRID,
LAYER_GRID_AXES,
LAYER_FOOTPRINTS_FR,
LAYER_FOOTPRINTS_BK,
LAYER_FP_TEXT,
LAYER_FP_VALUES,
LAYER_FP_REFERENCES,
LAYER_TRACKS,
LAYER_PADS_TH,
LAYER_PAD_PLATEDHOLES,
LAYER_NON_PLATEDHOLES,
LAYER_PAD_HOLEWALLS,
LAYER_VIA_HOLES,
LAYER_VIA_HOLEWALLS,
LAYER_DRC_ERROR,
LAYER_DRC_WARNING,
// LAYER_DRC_EXCLUSION, // DRC exclusions hidden by default
LAYER_DRAWINGSHEET,
LAYER_GP_OVERLAY,
LAYER_SELECT_OVERLAY,
LAYER_PCB_BACKGROUND,
LAYER_CURSOR,
LAYER_AUX_ITEMS,
LAYER_DRAW_BITMAPS,
LAYER_PADS,
LAYER_ZONES,
LAYER_LOCKED_ITEM_SHADOW,
LAYER_CONFLICTS_SHADOW
};
static const GAL_SET saved( visible, arrayDim( visible ) );
return saved;
}
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