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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) 2010 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2007-2022 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
*/
#ifndef LAYER_IDS_H
#define LAYER_IDS_H
#include <set>
#include <vector>
#include <bitset>
#include <stdexcept>
#include <wx/string.h>
/**
* A quick note on layer IDs:
*
* The layers are stored in separate enums so that certain functions can
* take in the enums as data types and don't have to know about layers from
* other applications.
*
* Layers that are shared between applications should be in the GAL_LAYER_ID enum.
*
* The PCB_LAYER_ID struct must start at zero for compatibility with legacy board files.
*
* Some functions accept any layer ID, so they start at zero (i.e. F_Cu) and go up to
* the LAYER_ID_COUNT, which needs to be kept up-to-date if new enums are added.
*/
/**
* This is the definition of all layers used in Pcbnew.
*
* The PCB layer types are fixed at value 0 through LAYER_ID_COUNT to ensure compatibility
* with legacy board files.
*/
enum PCB_LAYER_ID: int
{
UNDEFINED_LAYER = -1,
UNSELECTED_LAYER = -2,
PCBNEW_LAYER_ID_START = 0,
F_Cu = PCBNEW_LAYER_ID_START,
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
B_Adhes,
F_Adhes,
B_Paste,
F_Paste,
B_SilkS,
F_SilkS,
B_Mask,
F_Mask, // 39
Dwgs_User,
Cmts_User,
Eco1_User,
Eco2_User,
Edge_Cuts,
Margin, // 45
B_CrtYd,
F_CrtYd,
B_Fab,
F_Fab, // 49
// User definable layers.
User_1,
User_2,
User_3,
User_4,
User_5,
User_6,
User_7,
User_8,
User_9,
Rescue, // 59
// Four reserved layers (60 - 63) for future expansion within the 64 bit integer limit.
PCB_LAYER_ID_COUNT
};
#define MAX_CU_LAYERS (B_Cu - F_Cu + 1)
/**
* Enum used during connectivity building to ensure we do not query connectivity while building
* the database
*/
enum class FLASHING
{
DEFAULT, // Flashing follows connectivity
ALWAYS_FLASHED, // Always flashed for connectivity
NEVER_FLASHED, // Never flashed for connectivity
};
/// Dedicated layers for net names used in Pcbnew
enum NETNAMES_LAYER_ID: int
{
NETNAMES_LAYER_ID_START = PCB_LAYER_ID_COUNT,
/// Reserved space for board layer netnames
NETNAMES_LAYER_ID_RESERVED = NETNAMES_LAYER_ID_START + PCB_LAYER_ID_COUNT,
/// Additional netnames layers (not associated with a PCB layer)
LAYER_PAD_FR_NETNAMES,
LAYER_PAD_BK_NETNAMES,
LAYER_PAD_NETNAMES,
LAYER_VIA_NETNAMES,
NETNAMES_LAYER_ID_END
};
/// Macro for obtaining netname layer for a given PCB layer
#define NETNAMES_LAYER_INDEX( layer ) ( NETNAMES_LAYER_ID_START + layer )
/**
* GAL layers are "virtual" layers, i.e. not tied into design data.
* Some layers here are shared between applications.
*
* NOTE: Be very careful where you add new layers here. Layers below GAL_LAYER_ID_BITMASK_END
* must never be re-ordered and new layers must always be added after this value, because the
* layers before this value are mapped to bit locations in legacy board files.
*
* The values in this enum that are used to store visibility state are explicitly encoded with an
* offset from GAL_LAYER_ID_START, which is explicitly encoded itself. The exact value of
* GAL_LAYER_ID_START is not that sensitive, but the offsets should never be changed or else any
* existing visibility settings will be disrupted.
*/
enum GAL_LAYER_ID: int
{
GAL_LAYER_ID_START = NETNAMES_LAYER_ID_END,
LAYER_VIAS = GAL_LAYER_ID_START + 0, ///< Meta control for all vias opacity/visibility
LAYER_VIA_MICROVIA = GAL_LAYER_ID_START + 1, ///< to draw micro vias
LAYER_VIA_BBLIND = GAL_LAYER_ID_START + 2, ///< to draw blind/buried vias
LAYER_VIA_THROUGH = GAL_LAYER_ID_START + 3, ///< to draw usual through hole vias
LAYER_NON_PLATEDHOLES = GAL_LAYER_ID_START + 4, ///< handle color for not plated holes (holes, not pads)
LAYER_MOD_TEXT = GAL_LAYER_ID_START + 5,
// LAYER_MOD_TEXT_BK deprecated + 6,
LAYER_MOD_TEXT_INVISIBLE = GAL_LAYER_ID_START + 7, ///< text marked as invisible
LAYER_ANCHOR = GAL_LAYER_ID_START + 8, ///< anchor of items having an anchor point (texts, footprints)
LAYER_PAD_FR = GAL_LAYER_ID_START + 9, ///< smd pads, front layer
LAYER_PAD_BK = GAL_LAYER_ID_START + 10, ///< smd pads, back layer
LAYER_RATSNEST = GAL_LAYER_ID_START + 11,
LAYER_GRID = GAL_LAYER_ID_START + 12,
LAYER_GRID_AXES = GAL_LAYER_ID_START + 13,
LAYER_NO_CONNECTS = GAL_LAYER_ID_START + 14, ///< show a marker on pads with no nets
LAYER_MOD_FR = GAL_LAYER_ID_START + 15, ///< show footprints on front
LAYER_MOD_BK = GAL_LAYER_ID_START + 16, ///< show footprints on back
LAYER_MOD_VALUES = GAL_LAYER_ID_START + 17, ///< show footprints values (when texts are visible)
LAYER_MOD_REFERENCES = GAL_LAYER_ID_START + 18, ///< show footprints references (when texts are visible)
LAYER_TRACKS = GAL_LAYER_ID_START + 19,
LAYER_PADS_TH = GAL_LAYER_ID_START + 20, ///< multilayer pads, usually with holes
LAYER_PAD_PLATEDHOLES = GAL_LAYER_ID_START + 21, ///< to draw pad holes (plated)
LAYER_VIA_HOLES = GAL_LAYER_ID_START + 22, ///< to draw via holes (pad holes do not use this layer)
LAYER_DRC_ERROR = GAL_LAYER_ID_START + 23, ///< layer for drc markers with SEVERITY_ERROR
LAYER_DRAWINGSHEET = GAL_LAYER_ID_START + 24, ///< drawingsheet frame and titleblock
LAYER_GP_OVERLAY = GAL_LAYER_ID_START + 25, ///< general purpose overlay
LAYER_SELECT_OVERLAY = GAL_LAYER_ID_START + 26, ///< currently selected items overlay
LAYER_PCB_BACKGROUND = GAL_LAYER_ID_START + 27, ///< PCB background color
LAYER_CURSOR = GAL_LAYER_ID_START + 28, ///< PCB cursor
LAYER_AUX_ITEMS = GAL_LAYER_ID_START + 29, ///< Auxiliary items (guides, rule, etc)
LAYER_DRAW_BITMAPS = GAL_LAYER_ID_START + 30, ///< to handle and draw images bitmaps
/// This is the end of the layers used for visibility bit masks in Pcbnew
GAL_LAYER_ID_BITMASK_END = GAL_LAYER_ID_START + 31,
// Layers in this section have visibility controls but were not present in legacy board files.
LAYER_PADS = GAL_LAYER_ID_START + 32, ///< Meta control for all pads opacity/visibility (color ignored)
LAYER_ZONES = GAL_LAYER_ID_START + 33, ///< Control for copper zone opacity/visibility (color ignored)
LAYER_PAD_HOLEWALLS = GAL_LAYER_ID_START + 34,
LAYER_VIA_HOLEWALLS = GAL_LAYER_ID_START + 35,
LAYER_DRC_WARNING = GAL_LAYER_ID_START + 36, ///< layer for drc markers with SEVERITY_WARNING
LAYER_DRC_EXCLUSION = GAL_LAYER_ID_START + 37, ///< layer for drc markers which have been individually excluded
LAYER_MARKER_SHADOWS = GAL_LAYER_ID_START + 38, ///< shadows for drc markers
LAYER_LOCKED_ITEM_SHADOW = GAL_LAYER_ID_START + 39, ///< shadow layer for locked items
// Add layers below this point that do not have visibility controls, so don't need explicit
// enum values
LAYER_DRAWINGSHEET_PAGE1, ///< for drawingsheetEditor previewing
LAYER_DRAWINGSHEET_PAGEn, ///< for drawingsheetEditor previewing
LAYER_PAGE_LIMITS, ///< color for drawing the page extents (visibility stored in
///< PCBNEW_SETTINGS::m_ShowPageLimits)
/// Virtual layers for stacking zones and tracks on a given copper layer
LAYER_ZONE_START,
LAYER_ZONE_END = LAYER_ZONE_START + PCB_LAYER_ID_COUNT,
GAL_LAYER_ID_END
};
/// Use this macro to convert a GAL layer to a 0-indexed offset from LAYER_VIAS
#define GAL_LAYER_INDEX( x ) ( x - GAL_LAYER_ID_START )
/// Macro for getting the zone layer for a given copper layer
#define ZONE_LAYER_FOR( copperLayer ) ( LAYER_ZONE_START + copperLayer )
constexpr int GAL_LAYER_ID_COUNT = GAL_LAYER_ID_END - GAL_LAYER_ID_START;
inline GAL_LAYER_ID operator++( GAL_LAYER_ID& a )
{
a = GAL_LAYER_ID( int( a ) + 1 );
return a;
}
inline GAL_LAYER_ID ToGalLayer( int aInteger )
{
wxASSERT( aInteger >= GAL_LAYER_ID_START && aInteger <= GAL_LAYER_ID_END );
return static_cast<GAL_LAYER_ID>( aInteger );
}
/// Used for via types
inline GAL_LAYER_ID operator+( const GAL_LAYER_ID& a, int b )
{
GAL_LAYER_ID t = GAL_LAYER_ID( int( a ) + b );
wxASSERT( t <= GAL_LAYER_ID_END );
return t;
}
typedef std::bitset<GAL_LAYER_ID_COUNT> GAL_BASE_SET;
/// Helper for storing and iterating over GAL_LAYER_IDs
class GAL_SET : public GAL_BASE_SET
{
private:
static constexpr int start = static_cast<int>( GAL_LAYER_ID_START );
public:
GAL_SET() : std::bitset<GAL_LAYER_ID_COUNT>()
{
}
GAL_SET( const GAL_SET& aOther ) : std::bitset<GAL_LAYER_ID_COUNT>( aOther )
{
}
GAL_SET( const GAL_LAYER_ID* aArray, unsigned aCount );
GAL_SET& set()
{
GAL_BASE_SET::set();
return *this;
}
GAL_SET& set( int aPos, bool aVal = true )
{
GAL_BASE_SET::set( aPos, aVal );
return *this;
}
GAL_SET& set( GAL_LAYER_ID aPos, bool aVal = true )
{
GAL_BASE_SET::set( static_cast<std::size_t>( aPos ) - start, aVal );
return *this;
}
bool Contains( GAL_LAYER_ID aPos )
{
return test( static_cast<std::size_t>( aPos ) - start );
}
std::vector<GAL_LAYER_ID> Seq() const;
static GAL_SET DefaultVisible();
};
/// Eeschema drawing layers
enum SCH_LAYER_ID: int
{
SCH_LAYER_ID_START = GAL_LAYER_ID_END,
LAYER_WIRE = SCH_LAYER_ID_START,
LAYER_BUS,
LAYER_JUNCTION,
LAYER_LOCLABEL,
LAYER_GLOBLABEL,
LAYER_HIERLABEL,
LAYER_PINNUM,
LAYER_PINNAM,
LAYER_REFERENCEPART,
LAYER_VALUEPART,
LAYER_FIELDS,
LAYER_INTERSHEET_REFS,
LAYER_NETCLASS_REFS,
LAYER_DEVICE,
LAYER_NOTES,
LAYER_NOTES_BACKGROUND,
LAYER_PIN,
LAYER_SHEET,
LAYER_SHEETNAME,
LAYER_SHEETFILENAME,
LAYER_SHEETFIELDS,
LAYER_SHEETLABEL,
LAYER_NOCONNECT,
LAYER_DANGLING,
LAYER_ERC_WARN,
LAYER_ERC_ERR,
LAYER_ERC_EXCLUSION,
LAYER_DEVICE_BACKGROUND,
LAYER_SHEET_BACKGROUND,
LAYER_SCHEMATIC_GRID,
LAYER_SCHEMATIC_GRID_AXES,
LAYER_SCHEMATIC_BACKGROUND,
LAYER_SCHEMATIC_CURSOR,
LAYER_BRIGHTENED,
LAYER_HIDDEN,
LAYER_SELECTION_SHADOWS,
LAYER_SCHEMATIC_DRAWINGSHEET,
LAYER_SCHEMATIC_PAGE_LIMITS,
LAYER_BUS_JUNCTION,
LAYER_SCHEMATIC_AUX_ITEMS,
LAYER_SCHEMATIC_ANCHOR,
SCH_LAYER_ID_END
};
#define SCH_LAYER_ID_COUNT ( SCH_LAYER_ID_END - SCH_LAYER_ID_START )
#define SCH_LAYER_INDEX( x ) ( x - SCH_LAYER_ID_START )
inline SCH_LAYER_ID operator++( SCH_LAYER_ID& a )
{
a = SCH_LAYER_ID( int( a ) + 1 );
return a;
}
// number of draw layers in Gerbview
#define GERBER_DRAWLAYERS_COUNT PCB_LAYER_ID_COUNT
/// GerbView draw layers
enum GERBVIEW_LAYER_ID: int
{
GERBVIEW_LAYER_ID_START = SCH_LAYER_ID_END,
/// GerbView draw layers and d-code layers
GERBVIEW_LAYER_ID_RESERVED = GERBVIEW_LAYER_ID_START + ( 2 * GERBER_DRAWLAYERS_COUNT ),
LAYER_DCODES,
LAYER_NEGATIVE_OBJECTS,
LAYER_GERBVIEW_GRID,
LAYER_GERBVIEW_AXES,
LAYER_GERBVIEW_BACKGROUND,
LAYER_GERBVIEW_DRAWINGSHEET,
LAYER_GERBVIEW_PAGE_LIMITS,
GERBVIEW_LAYER_ID_END
};
#define GERBER_DRAW_LAYER( x ) ( GERBVIEW_LAYER_ID_START + x )
#define GERBER_DCODE_LAYER( x ) ( GERBER_DRAWLAYERS_COUNT + x )
#define GERBER_DRAW_LAYER_INDEX( x ) ( x - GERBVIEW_LAYER_ID_START )
/// 3D Viewer virtual layers for color settings
enum LAYER_3D_ID : int
{
LAYER_3D_START = GERBVIEW_LAYER_ID_END,
LAYER_3D_BACKGROUND_BOTTOM,
LAYER_3D_BACKGROUND_TOP,
LAYER_3D_BOARD,
LAYER_3D_COPPER,
LAYER_3D_SILKSCREEN_BOTTOM,
LAYER_3D_SILKSCREEN_TOP,
LAYER_3D_SOLDERMASK_BOTTOM,
LAYER_3D_SOLDERMASK_TOP,
LAYER_3D_SOLDERPASTE,
LAYER_3D_END = LAYER_3D_SOLDERPASTE
};
/// Must update this if you add any enums after GerbView!
#define LAYER_ID_COUNT LAYER_3D_END
/**
* Returns the string equivalent of a given layer
* @param aLayer is a valid layer ID
*/
wxString LayerName( int aLayer );
// Some elements do not have yet a visibility control
// from a dialog, but have a visibility control flag.
// Here is a mask to set them visible, to be sure they are displayed
// after loading a board for instance
#define MIN_VISIBILITY_MASK int( ( 1 << GAL_LAYER_INDEX( LAYER_PAD_PLATEDHOLES ) ) +\
( 1 << GAL_LAYER_INDEX( LAYER_VIA_HOLES ) ) +\
( 1 << GAL_LAYER_INDEX( LAYER_SELECT_OVERLAY ) ) +\
( 1 << GAL_LAYER_INDEX( LAYER_GP_OVERLAY ) ) +\
( 1 << GAL_LAYER_INDEX( LAYER_RATSNEST ) ) )
/// A sequence of layers, a sequence provides a certain order.
typedef std::vector<PCB_LAYER_ID> BASE_SEQ;
/**
* LSEQ is a sequence (and therefore also a set) of PCB_LAYER_IDs. A sequence provides
* a certain order.
* <p>
* It can also be used as an iterator:
* <code>
*
* for( LSEQ cu_stack = aSet.CuStack(); cu_stack; ++cu_stack )
* {
* layer_id = *cu_stack;
* :
* things to do with layer_id;
* }
*
* </code>
*/
class LSEQ : public BASE_SEQ
{
unsigned m_index;
public:
LSEQ() :
m_index( 0 )
{}
template <class InputIterator>
LSEQ( InputIterator aStart, InputIterator aEnd ) :
BASE_SEQ( aStart, aEnd ), m_index( 0 )
{}
void Rewind() { m_index = 0; }
void operator ++ () { ++m_index; } // returns nothing, used in simple statements only.
void operator ++ (int) { ++m_index; }
operator bool () { return m_index < size(); }
PCB_LAYER_ID operator * () const
{
return at( m_index ); // throws std::out_of_range
}
};
typedef std::bitset<PCB_LAYER_ID_COUNT> BASE_SET;
/**
* LSET is a set of PCB_LAYER_IDs. It can be converted to numerous purpose LSEQs using
* the various member functions, most of which are based on Seq(). The advantage
* of converting to LSEQ using purposeful code, is it removes any dependency
* on order/sequence inherent in this set.
*/
class LSET : public BASE_SET
{
public:
// The constructor flavors are carefully chosen to prevent LSET( int ) from compiling.
// That excludes "LSET s = 0;" and excludes "LSET s = -1;", etc.
// LSET s = 0; needs to be removed from the code, this accomplishes that.
// Remember LSET( PCB_LAYER_ID(0) ) sets bit 0, so "LSET s = 0;" is illegal
// to prevent that surprise. Therefore LSET's constructor suite is significantly
// different than the base class from which it is derived.
// Other member functions (non-constructor functions) are identical to the base
// class's and therefore are re-used from the base class.
/**
* Create an empty (cleared) set.
*/
LSET() :
BASE_SET() // all bits are set to zero in BASE_SET()
{
}
LSET( const BASE_SET& aOther ) :
BASE_SET( aOther )
{
}
/**
* Take a PCB_LAYER_ID and sets that bit. This makes the following code into
* a bug:
*
* <code> LSET s = 0; </code>
*
* Instead use:
*
* <code>
* LSET s;
* </code>
*
* for an empty set.
*/
LSET( PCB_LAYER_ID aLayer ) : // PCB_LAYER_ID deliberately excludes int and relatives
BASE_SET()
{
set( aLayer );
}
/**
* Create an array or LSEQ.
*/
LSET( const PCB_LAYER_ID* aArray, unsigned aCount );
/**
* Take one or more PCB_LAYER_IDs in the argument list to construct the set. Typically
* only used in static construction.
*
* @param aIdCount is the number of PCB_LAYER_IDs which follow.
* @param aFirst is the first included in @a aIdCount and must always be present, and can
* be followed by any number of additional PCB_LAYER_IDs so long as @a aIdCount accurately
* reflects the count.
*
* Parameter is 'int' to avoid va_start undefined behavior.
*/
LSET( unsigned aIdCount, int aFirst, ... ); // args chosen to prevent LSET( int ) from compiling
/**
* See if the layer set contains a PCB layer.
*
* @param aLayer is the layer to check
* @return true if the layer is included
*/
bool Contains( PCB_LAYER_ID aLayer )
{
try
{
return test( aLayer );
}
catch( std::out_of_range& )
{
return false;
}
}
/**
* Return the fixed name association with aLayerId.
*/
static const wxChar* Name( PCB_LAYER_ID aLayerId );
/**
* Return a complete set of internal copper layers which is all Cu layers
* except F_Cu and B_Cu.
*/
static LSET InternalCuMask();
/**
* Return a complete set of all top assembly layers which is all F_SilkS and F_Mask
*/
static LSET FrontAssembly();
/**
* Return a complete set of all bottom assembly layers which is all B_SilkS and B_Mask
*/
static LSET BackAssembly();
/**
* Return a mask holding the requested number of Cu PCB_LAYER_IDs.
*/
static LSET AllCuMask( int aCuLayerCount = MAX_CU_LAYERS );
/**
* Return a mask holding the Front and Bottom layers.
*/
static LSET ExternalCuMask();
/**
* Return a mask holding all layer minus CU layers.
*/
static LSET AllNonCuMask();
static LSET AllLayersMask();
/**
* Return a mask holding all technical layers (no CU layer) on front side.
*/
static LSET FrontTechMask();
/**
* Return a mask holding technical layers used in a board fabrication
* (no CU layer) on front side.
*/
static LSET FrontBoardTechMask();
/**
* Return a mask holding all technical layers (no CU layer) on back side.
*/
static LSET BackTechMask();
/**
* Return a mask holding technical layers used in a board fabrication
* (no CU layer) on Back side.
*/
static LSET BackBoardTechMask();
/**
* Return a mask holding all technical layers (no CU layer) on both side.
*/
static LSET AllTechMask();
/**
* Return a mask holding board technical layers (no CU layer) on both side.
*/
static LSET AllBoardTechMask();
/**
* Return a mask holding all technical layers and the external CU layer on front side.
*/
static LSET FrontMask();
/**
* Return a mask holding all technical layers and the external CU layer on back side.
*/
static LSET BackMask();
static LSET UserMask();
/**
* Return a mask holding all layers which are physically realized. Equivalent to the copper
* layers + the board tech mask.
*/
static LSET PhysicalLayersMask();
/**
* Return a mask with all of the allowable user defined layers.
*/
static LSET UserDefinedLayers();
/**
* Layers which are not allowed within footprint definitions. Currently internal
* copper layers and Margin.
*/
static LSET ForbiddenFootprintLayers();
/**
* Return a sequence of copper layers in starting from the front/top
* and extending to the back/bottom. This specific sequence is depended upon
* in numerous places.
*/
LSEQ CuStack() const;
/**
* Return a sequence of technical layers. A sequence provides a certain order.
*
* @param aSubToOmit is the subset of the technical layers to omit, defaults to none.
*/
LSEQ Technicals( LSET aSubToOmit = LSET() ) const;
/// *_User layers.
LSEQ Users() const;
/// Returns the technical and user layers in the order shown in layer widget
LSEQ TechAndUserUIOrder() const;
LSEQ UIOrder() const;
/**
* Return an LSEQ from the union of this LSET and a desired sequence. The LSEQ
* element will be in the same sequence as aWishListSequence if they are present.
* @param aWishListSequence establishes the order of the returned LSEQ, and the LSEQ will only
* contain PCB_LAYER_IDs which are present in this set.
* @param aCount is the length of aWishListSequence array.
*/
LSEQ Seq( const PCB_LAYER_ID* aWishListSequence, unsigned aCount ) const;
LSEQ Seq( const LSEQ& aSequence ) const;
/**
* Return a LSEQ from this LSET in ascending PCB_LAYER_ID order. Each LSEQ
* element will be in the same sequence as in PCB_LAYER_ID and only present
* in the resultant LSEQ if present in this set. Therefore the sequence is
* subject to change, use it only when enumeration and not order is important.
*/
LSEQ Seq() const;
/**
* Return the sequence that is typical for a bottom-to-top stack-up.
* For instance, to plot multiple layers in a single image, the top layers output last.
*/
LSEQ SeqStackupBottom2Top() const;
/**
* Return a hex string showing contents of this LSEQ.
*/
std::string FmtHex() const;
/**
* Convert the output of FmtHex() and replaces this set's values
* with those given in the input string. Parsing stops at the first
* non hex ASCII byte, except that marker bytes output from FmtHex are
* not terminators.
* @return int - number of bytes consumed
*/
int ParseHex( const char* aStart, int aCount );
/**
* Return a binary string showing contents of this LSEQ.
*/
std::string FmtBin() const;
/**
* Find the first set PCB_LAYER_ID. Returns UNDEFINED_LAYER if more
* than one is set or UNSELECTED_LAYER if none is set.
*/
PCB_LAYER_ID ExtractLayer() const;
private:
/// Take this off the market, it may not be used because of LSET( PCB_LAYER_ID ).
LSET( unsigned long __val )
{
// not usable, it's private.
}
};
/**
* Test whether a given integer is a valid layer index, i.e. can
* be safely put in a PCB_LAYER_ID
*
* @param aLayerId = Layer index to test. It can be an int, so its useful during I/O
* @return true if aLayerIndex is a valid layer index
*/
inline bool IsValidLayer( int aLayerId )
{
return unsigned( aLayerId ) < PCB_LAYER_ID_COUNT;
}
/**
* Test whether a layer is a valid layer for Pcbnew
*
* @param aLayer = Layer to test
* @return true if aLayer is a layer valid in Pcbnew
*/
inline bool IsPcbLayer( int aLayer )
{
return aLayer >= F_Cu && aLayer < PCB_LAYER_ID_COUNT;
}
/**
* Tests whether a layer is a copper layer.
*
* @param aLayerId = Layer to test
* @return true if aLayer is a valid copper layer
*/
inline bool IsCopperLayer( int aLayerId )
{
return aLayerId >= F_Cu && aLayerId <= B_Cu;
}
/**
* Test whether a layer is a non copper layer.
*
* @param aLayerId = Layer to test
* @return true if aLayer is a non copper layer
*/
inline bool IsNonCopperLayer( int aLayerId )
{
return aLayerId > B_Cu && aLayerId <= PCB_LAYER_ID_COUNT;
}
/**
* Tests whether a layer is a copper layer, optionally including synthetic copper layers such
* as LAYER_VIA_THROUGH, LAYER_PAD_FR, etc.
*
* @param aLayerId
* @param aIncludeSyntheticCopperLayers
* @return
*/
inline bool IsCopperLayer( int aLayerId, bool aIncludeSyntheticCopperLayers )
{
if( aIncludeSyntheticCopperLayers )
return !IsNonCopperLayer( aLayerId );
else
return IsCopperLayer( aLayerId );
}
inline bool IsViaPadLayer( int aLayer )
{
return aLayer == LAYER_VIA_THROUGH
|| aLayer == LAYER_VIA_MICROVIA
|| aLayer == LAYER_VIA_BBLIND;
}
inline bool IsHoleLayer( int aLayer )
{
return aLayer == LAYER_VIA_HOLES
|| aLayer == LAYER_VIA_HOLEWALLS
|| aLayer == LAYER_PAD_PLATEDHOLES
|| aLayer == LAYER_PAD_HOLEWALLS
|| aLayer == LAYER_NON_PLATEDHOLES;
}
/**
* Test whether a layer is a non copper and a non tech layer.
*
* @param aLayerId = Layer to test
* @return true if aLayer is a user layer
*/
inline bool IsUserLayer( PCB_LAYER_ID aLayerId )
{
return aLayerId >= Dwgs_User && aLayerId <= Eco2_User;
}
/*
* IMPORTANT: If a layer is not a front layer that doesn't necessarily mean it's a back layer.
*
* So a layer can be:
* - Front
* - Back
* - Neither (internal or auxiliary)
*
* The check most frequent is for back layers, since it involves flips.
*/
/**
* Layer classification: check if it's a front layer
*/
inline bool IsFrontLayer( PCB_LAYER_ID aLayerId )
{
switch( aLayerId )
{
case F_Cu:
case F_Adhes:
case F_Paste:
case F_SilkS:
case F_Mask:
case F_CrtYd:
case F_Fab:
return true;
default:
;
}
return false;
}
/**
* Layer classification: check if it's a back layer
*/
inline bool IsBackLayer( PCB_LAYER_ID aLayerId )
{
switch( aLayerId )
{
case B_Cu:
case B_Adhes:
case B_Paste:
case B_SilkS:
case B_Mask:
case B_CrtYd:
case B_Fab:
return true;
default:
;
}
return false;
}
/**
* @return the layer number after flipping an item
* some (not all) layers: external copper, and paired layers( Mask, Paste, solder ... )
* are swapped between front and back sides
* internal layers are flipped only if the copper layers count is known
* @param aLayerId = the PCB_LAYER_ID to flip
* @param aCopperLayersCount = the number of copper layers. if 0 (in fact if < 4 )
* internal layers will be not flipped because the layer count is not known
*/
PCB_LAYER_ID FlipLayer( PCB_LAYER_ID aLayerId, int aCopperLayersCount = 0 );
/**
* Calculate the mask layer when flipping a footprint.
*
* BACK and FRONT copper layers, mask, paste, solder layers are swapped
* internal layers are flipped only if the copper layers count is known
* @param aMask = the LSET to flip
* @param aCopperLayersCount = the number of copper layers. if 0 (in fact if < 4 )
* internal layers will be not flipped because the layer count is not known
*/
LSET FlipLayerMask( LSET aMask, int aCopperLayersCount = 0 );
/**
* Returns a netname layer corresponding to the given layer.
*/
inline int GetNetnameLayer( int aLayer )
{
if( IsCopperLayer( aLayer ) )
return NETNAMES_LAYER_INDEX( aLayer );
else if( aLayer == LAYER_PADS_TH )
return LAYER_PAD_NETNAMES;
else if( aLayer == LAYER_PAD_FR )
return LAYER_PAD_FR_NETNAMES;
else if( aLayer == LAYER_PAD_BK )
return LAYER_PAD_BK_NETNAMES;
else if( IsViaPadLayer( aLayer ) )
return LAYER_VIA_NETNAMES;
// Fallback
return Cmts_User;
}
/**
* Test whether a layer is a netname layer.
*
* @param aLayer = Layer to test
* @return true if aLayer is a valid netname layer
*/
inline bool IsNetnameLayer( int aLayer )
{
return aLayer >= NETNAMES_LAYER_INDEX( F_Cu ) && aLayer < NETNAMES_LAYER_ID_END;
}
inline bool IsZoneLayer( int aLayer )
{
return aLayer >= LAYER_ZONE_START && aLayer <= LAYER_ZONE_END;
}
inline bool IsDCodeLayer( int aLayer )
{
return aLayer >= ( GERBVIEW_LAYER_ID_START + GERBER_DRAWLAYERS_COUNT )
&& aLayer < ( GERBVIEW_LAYER_ID_START + ( 2 * GERBER_DRAWLAYERS_COUNT ) );
}
/**
* Checks if the given layer is "net copper", meaning it is eligible for net coloring.
*
* @param aLayer is the layer to test
* @return true if the layer is one that participates in net coloring
*/
inline bool IsNetCopperLayer( int aLayer )
{
static std::set<int> netCopperLayers =
{
LAYER_PAD_FR,
LAYER_PAD_BK,
LAYER_PADS_TH,
LAYER_PAD_HOLEWALLS,
LAYER_VIA_THROUGH,
LAYER_VIA_BBLIND,
LAYER_VIA_MICROVIA,
LAYER_VIA_HOLEWALLS
};
return IsCopperLayer( aLayer ) || netCopperLayers.count( aLayer );
}
PCB_LAYER_ID ToLAYER_ID( int aLayer );
#endif // LAYER_IDS_H
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