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kicad/pcbnew/class_pad.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2018 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 1992-2020 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
*/
/**
* @file class_pad.h
* @brief Pad object description
*/
#ifndef PAD_H_
#define PAD_H_
#include "zones.h"
#include <board_connected_item.h>
#include <class_board_item.h>
#include <convert_to_biu.h>
#include <geometry/shape_poly_set.h>
#include <geometry/shape_compound.h>
#include <pad_shapes.h>
#include <pcbnew.h>
class PCB_SHAPE;
class PARAM_CFG;
class SHAPE;
class SHAPE_SEGMENT;
enum CUST_PAD_SHAPE_IN_ZONE
{
CUST_PAD_SHAPE_IN_ZONE_OUTLINE,
CUST_PAD_SHAPE_IN_ZONE_CONVEXHULL
};
class LINE_READER;
class EDA_3D_CANVAS;
class MODULE;
class FP_SHAPE;
class TRACK;
namespace KIGFX
{
class VIEW;
}
class D_PAD : public BOARD_CONNECTED_ITEM
{
public:
D_PAD( MODULE* parent );
// Copy constructor & operator= are needed because the list of basic shapes
// must be duplicated in copy.
D_PAD( const D_PAD& aPad );
D_PAD& operator=( const D_PAD &aOther );
/*
* Default layers used for pads, according to the pad type.
* this is default values only, they can be changed for a given pad
*/
static LSET PTHMask(); ///< layer set for a through hole pad
static LSET SMDMask(); ///< layer set for a SMD pad on Front layer
static LSET ConnSMDMask(); ///< layer set for a SMD pad on Front layer
///< used for edge board connectors
static LSET UnplatedHoleMask(); ///< layer set for a mechanical unplated through hole pad
static LSET ApertureMask(); ///< layer set for an aperture pad
static inline bool ClassOf( const EDA_ITEM* aItem )
{
return aItem && PCB_PAD_T == aItem->Type();
}
bool IsType( const KICAD_T aScanTypes[] ) const override
{
if( BOARD_CONNECTED_ITEM::IsType( aScanTypes ) )
return true;
for( const KICAD_T* p = aScanTypes; *p != EOT; ++p )
{
if( m_drill.x > 0 && m_drill.y > 0 )
{
if( *p == PCB_LOCATE_HOLE_T )
return true;
else if( *p == PCB_LOCATE_PTH_T && m_attribute != PAD_ATTRIB_NPTH )
return true;
else if( *p == PCB_LOCATE_NPTH_T && m_attribute == PAD_ATTRIB_NPTH )
return true;
}
}
return false;
}
MODULE* GetParent() const { return (MODULE*) m_Parent; }
/**
* Imports the pad settings from aMasterPad.
* The result is "this" has the same settinds (sizes, shapes ... )
* as aMasterPad
* @param aMasterPad = the template pad
*/
void ImportSettingsFrom( const D_PAD& aMasterPad );
/**
* @return true if the pad has a footprint parent flipped
* (on the back/bottom layer)
*/
bool IsFlipped() const;
/**
* Set the pad name (sometimes called pad number, although
* it can be an array reference like AA12).
*/
void SetName( const wxString& aName ) { m_name = aName; }
const wxString& GetName() const { return m_name; }
/**
* Set the pad function (pin name in schematic)
*/
void SetPinFunction( const wxString& aName ) { m_pinFunction = aName; }
const wxString& GetPinFunction() const { return m_pinFunction; }
/**
* Before we had custom pad shapes it was common to have multiple overlapping pads to
* represent a more complex shape.
* @param other
* @return
*/
bool SameLogicalPadAs( const D_PAD* other ) const
{
// hide tricks behind sensible API
return GetParent() == other->GetParent() && m_name == other->m_name;
}
/**
* Set the new shape of this pad.
*/
void SetShape( PAD_SHAPE_T aShape )
{
m_padShape = aShape;
m_shapesDirty = true;
}
/**
* @return the shape of this pad.
*/
PAD_SHAPE_T GetShape() const { return m_padShape; }
void SetPosition( const wxPoint& aPos ) override
{
m_pos = aPos;
m_shapesDirty = true;
}
wxPoint GetPosition() const override { return m_pos; }
/**
* Function GetAnchorPadShape
* @return the shape of the anchor pad shape, for custom shaped pads.
*/
PAD_SHAPE_T GetAnchorPadShape() const { return m_anchorPadShape; }
/**
* @return the option for the custom pad shape to use as clearance area
* in copper zones
*/
CUST_PAD_SHAPE_IN_ZONE GetCustomShapeInZoneOpt() const
{
return m_customShapeClearanceArea;
}
/**
* Set the option for the custom pad shape to use as clearance area
* in copper zones
* @param aOption is the clearance area shape CUST_PAD_SHAPE_IN_ZONE option
*/
void SetCustomShapeInZoneOpt( CUST_PAD_SHAPE_IN_ZONE aOption )
{
m_customShapeClearanceArea = aOption;
}
/**
* Function SetAnchorPadShape
* Set the shape of the anchor pad for custm shped pads.
* @param the shape of the anchor pad shape( currently, only
* PAD_SHAPE_RECT or PAD_SHAPE_CIRCLE.
*/
void SetAnchorPadShape( PAD_SHAPE_T aShape )
{
m_anchorPadShape = ( aShape == PAD_SHAPE_RECT ) ? PAD_SHAPE_RECT : PAD_SHAPE_CIRCLE;
m_shapesDirty = true;
}
/**
* @return true if the pad is on any copper layer, false otherwise.
* pads can be only on tech layers to build special pads.
* they are therefore not always on a copper layer
*/
bool IsOnCopperLayer() const override
{
return ( GetLayerSet() & LSET::AllCuMask() ) != 0;
}
void SetY( int y ) { m_pos.y = y; m_shapesDirty = true; }
void SetX( int x ) { m_pos.x = x; m_shapesDirty = true; }
void SetPos0( const wxPoint& aPos ) { m_pos0 = aPos; }
const wxPoint& GetPos0() const { return m_pos0; }
void SetY0( int y ) { m_pos0.y = y; }
void SetX0( int x ) { m_pos0.x = x; }
void SetSize( const wxSize& aSize ) { m_size = aSize; m_shapesDirty = true; }
const wxSize& GetSize() const { return m_size; }
void SetSizeX( const int aX ) { m_size.x = aX; m_shapesDirty = true; }
const int GetSizeX() const { return m_size.x; }
void SetSizeY( const int aY ) { m_size.y = aY; m_shapesDirty = true; }
const int GetSizeY() const { return m_size.y; }
void SetDelta( const wxSize& aSize ) { m_deltaSize = aSize; m_shapesDirty = true; }
const wxSize& GetDelta() const { return m_deltaSize; }
void SetDrillSize( const wxSize& aSize ) { m_drill = aSize; m_shapesDirty = true; }
const wxSize& GetDrillSize() const { return m_drill; }
void SetDrillSizeX( const int aX ) { m_drill.x = aX; m_shapesDirty = true; }
const int GetDrillSizeX() const { return m_drill.x; }
void SetDrillSizeY( const int aY ) { m_drill.y = aY; m_shapesDirty = true; }
const int GetDrillSizeY() const { return m_drill.y; }
void SetOffset( const wxPoint& aOffset ) { m_offset = aOffset; m_shapesDirty = true; }
const wxPoint& GetOffset() const { return m_offset; }
wxPoint GetCenter() const override { return GetPosition(); }
/**
* Has meaning only for custom shape pads.
* add a free shape to the shape list.
* the shape can be
* a polygon (outline can have a thickness)
* a thick segment
* a filled circle (thickness == 0) or ring
* a filled rect (thickness == 0) or rectangular outline
* a arc
* a bezier curve
*/
void AddPrimitivePoly( const SHAPE_POLY_SET& aPoly, int aThickness );
void AddPrimitivePoly( const std::vector<wxPoint>& aPoly, int aThickness );
void AddPrimitiveSegment( const wxPoint& aStart, const wxPoint& aEnd, int aThickness );
void AddPrimitiveCircle( const wxPoint& aCenter, int aRadius, int aThickness );
void AddPrimitiveRect( const wxPoint& aStart, const wxPoint& aEnd, int aThickness );
void AddPrimitiveArc( const wxPoint& aCenter, const wxPoint& aStart, int aArcAngle,
int aThickness );
void AddPrimitiveCurve( const wxPoint& aStart, const wxPoint& aEnd, const wxPoint& aCtrl1,
const wxPoint& aCtrl2, int aThickness );
bool GetBestAnchorPosition( VECTOR2I& aPos );
/**
* Merge all basic shapes to a SHAPE_POLY_SET
* Note: The results are relative to the pad position, orientation 0.
*/
void MergePrimitivesAsPolygon( SHAPE_POLY_SET* aMergedPolygon, PCB_LAYER_ID aLayer ) const;
/**
* clear the basic shapes list
*/
void DeletePrimitivesList();
/**
* Accessor to the basic shape list for custom-shaped pads.
*/
const std::vector<std::shared_ptr<PCB_SHAPE>>& GetPrimitives() const
{
return m_editPrimitives;
}
void Flip( const wxPoint& aCentre, bool aFlipLeftRight ) override;
/**
* Flip (mirror) the primitives left to right or top to bottom, around the anchor position
* in custom pads
*/
void FlipPrimitives( bool aFlipLeftRight );
/**
* Clear the current custom shape primitives list and import a new list. Copies the input,
* which is not altered.
*/
void ReplacePrimitives( const std::vector<std::shared_ptr<PCB_SHAPE>>& aPrimitivesList );
/**
* Import a custom shape primites list (composed of basic shapes) and add items to the
* current list. Copies the input, which is not altered.
*/
void AppendPrimitives( const std::vector<std::shared_ptr<PCB_SHAPE>>& aPrimitivesList );
/**
* Add item to the custom shape primitives list
*/
void AddPrimitive( PCB_SHAPE* aPrimitive );
/**
* Function SetOrientation
* sets the rotation angle of the pad.
* @param aAngle in tenths of degrees. If it is outside of 0 - 3600, then it will be
* normalized before being saved.
*/
void SetOrientation( double aAngle );
/**
* Set orientation in degrees.
*/
void SetOrientationDegrees( double aOrientation ) { SetOrientation( aOrientation*10.0 ); }
/**
* Function GetOrientation
* returns the rotation angle of the pad in a variety of units (the basic call returns
* tenths of degrees).
*/
double GetOrientation() const { return m_orient; }
double GetOrientationDegrees() const { return m_orient/10.0; }
double GetOrientationRadians() const { return m_orient*M_PI/1800; }
void SetDrillShape( PAD_DRILL_SHAPE_T aShape ) { m_drillShape = aShape; m_shapesDirty = true; }
PAD_DRILL_SHAPE_T GetDrillShape() const { return m_drillShape; }
bool IsDirty() const { return m_shapesDirty; }
void SetDirty() { m_shapesDirty = true; }
void SetLayerSet( LSET aLayers ) override { m_layerMask = aLayers; }
LSET GetLayerSet() const override { return m_layerMask; }
void SetAttribute( PAD_ATTR_T aAttribute );
PAD_ATTR_T GetAttribute() const { return m_attribute; }
void SetProperty( PAD_PROP_T aProperty );
PAD_PROP_T GetProperty() const { return m_property; }
// We don't currently have an attribute for APERTURE, and adding one will change the file
// format, so for now just infer a copper-less pad to be an APERTURE pad.
bool IsAperturePad() const { return ( m_layerMask & LSET::AllCuMask() ).none(); }
void SetPadToDieLength( int aLength ) { m_lengthPadToDie = aLength; }
int GetPadToDieLength() const { return m_lengthPadToDie; }
int GetLocalSolderMaskMargin() const { return m_localSolderMaskMargin; }
void SetLocalSolderMaskMargin( int aMargin ) { m_localSolderMaskMargin = aMargin; }
int GetLocalClearance( wxString* aSource ) const override;
int GetLocalClearance() const { return m_localClearance; }
void SetLocalClearance( int aClearance ) { m_localClearance = aClearance; }
int GetLocalSolderPasteMargin() const { return m_localSolderPasteMargin; }
void SetLocalSolderPasteMargin( int aMargin ) { m_localSolderPasteMargin = aMargin; }
double GetLocalSolderPasteMarginRatio() const { return m_localSolderPasteMarginRatio; }
void SetLocalSolderPasteMarginRatio( double aRatio ) { m_localSolderPasteMarginRatio = aRatio; }
/**
* Function TransformShapeWithClearanceToPolygon
* Convert the pad shape to a closed polygon. Circles and arcs are approximated by segments.
* @param aCornerBuffer = a buffer to store the polygon
* @param aClearanceValue = the clearance around the pad
* @param aMaxError = maximum error from true when converting arcs
* @param aErrorLoc = should the approximation error be placed outside or inside the polygon?
* @param ignoreLineWidth = used for edge cuts where the line width is only for visualization
*/
void TransformShapeWithClearanceToPolygon( SHAPE_POLY_SET& aCornerBuffer,
PCB_LAYER_ID aLayer, int aClearanceValue,
int aMaxError, ERROR_LOC aErrorLoc,
bool ignoreLineWidth = false ) const override;
/**
* Function TransformHoleWithClearanceToPolygon
* Build the Corner list of the polygonal drill shape in the board coordinate system.
* @param aCornerBuffer = a buffer to fill.
* @param aInflateValue = the clearance or margin value.
* @param aError = maximum deviation of an arc from the polygon approximation
* @param aErrorLoc = should the approximation error be placed outside or inside the polygon?
* @return false if the pad has no hole, true otherwise
*/
bool TransformHoleWithClearanceToPolygon( SHAPE_POLY_SET& aCornerBuffer, int aInflateValue,
int aError, ERROR_LOC aErrorLoc ) const;
// @copydoc BOARD_ITEM::GetEffectiveShape
virtual std::shared_ptr<SHAPE> GetEffectiveShape( PCB_LAYER_ID aLayer = UNDEFINED_LAYER ) const override;
const std::shared_ptr<SHAPE_POLY_SET>& GetEffectivePolygon( PCB_LAYER_ID = UNDEFINED_LAYER ) const;
/**
* Function GetEffectiveHoleShape
* Returns a SHAPE object representing the pad's hole.
*/
const SHAPE_SEGMENT* GetEffectiveHoleShape() const;
/**
* Function GetBoundingRadius
* returns the radius of a minimum sized circle which fully encloses this pad.
* The center is the pad position NOT THE SHAPE POS!
*/
int GetBoundingRadius() const;
/**
* Function GetLocalClearanceOverrides
* returns any local clearance overrides set in the "classic" (ie: pre-rule) system.
* @param aSource [out] optionally reports the source as a user-readable string
* @return int - the clearance in internal units.
*/
int GetLocalClearanceOverrides( wxString* aSource ) const override;
// Mask margins handling:
/**
* Function GetSolderMaskMargin
* @return the margin for the solder mask layer
* usually > 0 (mask shape bigger than pad)
* For pads also on copper layers, the value (used to build a default shape) is
* 1 - the local value
* 2 - if 0, the parent footprint value
* 3 - if 0, the global value
* For pads NOT on copper layers, the value is the local value because there is no default
* shape to build
*/
int GetSolderMaskMargin() const;
/**
* Function GetSolderPasteMargin
* @return the margin for the solder mask layer
* usually < 0 (mask shape smaller than pad)
* because the margin can be dependent on the pad size, the margin has a x and a y value
*
* For pads also on copper layers, the value (used to build a default shape) is
* 1 - the local value
* 2 - if 0, the parent footprint value
* 3 - if 0, the global value
*
* For pads NOT on copper layers, the value is the local value because there is
* no default shape to build
*/
wxSize GetSolderPasteMargin() const;
void SetZoneConnection( ZONE_CONNECTION aType ) { m_zoneConnection = aType; }
ZONE_CONNECTION GetZoneConnection() const { return m_zoneConnection; }
/**
* Return the zone connection in effect (either locally overridden or overridden in the
* parent module).
* Optionally reports on the source of the property (pad, parent footprint or zone).
*/
ZONE_CONNECTION GetEffectiveZoneConnection( wxString* aSource = nullptr ) const;
/**
* Set the width of the thermal spokes connecting the pad to a zone. If != 0 this will
* override similar settings in the parent footprint and zone.
* @param aWidth
*/
void SetThermalSpokeWidth( int aWidth ) { m_thermalWidth = aWidth; }
int GetThermalSpokeWidth() const { return m_thermalWidth; }
/**
* Return the effective thermal spoke width having resolved any inheritance.
*/
int GetEffectiveThermalSpokeWidth( wxString* aSource = nullptr ) const;
void SetThermalGap( int aGap ) { m_thermalGap = aGap; }
int GetThermalGap() const { return m_thermalGap; }
/**
* Return the effective thermal gap having resolved any inheritance.
*/
int GetEffectiveThermalGap( wxString* aSource = nullptr ) const;
/**
* Function SetRoundRectCornerRadius
* has meaning only for rounded rect pads
* @return The radius of the rounded corners for this pad.
*/
void SetRoundRectCornerRadius( double aRadius );
int GetRoundRectCornerRadius() const;
wxPoint ShapePos() const;
/**
* has meaning only for rounded rect pads
* Set the ratio between the smaller X or Y size and the rounded corner radius.
* Cannot be > 0.5; the normalized IPC-7351C value is 0.25
*/
void SetRoundRectRadiusRatio( double aRadiusScale );
double GetRoundRectRadiusRatio() const { return m_roundedCornerScale; }
/**
* has meaning only for chamfered rect pads
* Set the ratio between the smaller X or Y size and chamfered corner size.
* Cannot be < 0.5.
*/
void SetChamferRectRatio( double aChamferScale );
double GetChamferRectRatio() const { return m_chamferScale; }
/**
* has meaning only for chamfered rect pads
* set the position of the chamfers for orientation 0.
* @param aPositions a bit-set of RECT_CHAMFER_POSITIONS
*/
void SetChamferPositions( int aPositions ) { m_chamferPositions = aPositions; }
int GetChamferPositions() const { return m_chamferPositions; }
/**
* Function GetSubRatsnest
* @return int - the netcode
*/
int GetSubRatsnest() const { return m_subRatsnest; }
void SetSubRatsnest( int aSubRatsnest ) { m_subRatsnest = aSubRatsnest; }
/**
* Sets the unconnected removal property. If true, the copper is removed on zone fill
* or when specifically requested when the pad is not connected on a layer. This requires
* that there be a through hole.
*/
void SetRemoveUnconnected( bool aSet ) { m_removeUnconnectedLayer = aSet; }
bool GetRemoveUnconnected() const { return m_removeUnconnectedLayer; }
/**
* Sets whether we keep the top and bottom connections even if they are not connected
*/
void SetKeepTopBottom( bool aSet ) { m_keepTopBottomLayer = aSet; }
bool GetKeepTopBottom() const { return m_keepTopBottomLayer; }
void GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList ) override;
bool IsOnLayer( PCB_LAYER_ID aLayer ) const override
{
return m_layerMask[aLayer];
}
bool FlashLayer( int aLayer ) const;
bool FlashLayer( LSET aLayers ) const;
bool HitTest( const wxPoint& aPosition, int aAccuracy = 0 ) const override;
bool HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy = 0 ) const override;
wxString GetClass() const override
{
return wxT( "PAD" );
}
/**
* Function GetBoundingBox
* The bounding box is cached, so this will be efficient most of the time.
*/
const EDA_RECT GetBoundingBox() const override;
///> Set absolute coordinates.
void SetDrawCoord();
//todo: Remove SetLocalCoord along with m_pos
///> Set relative coordinates.
void SetLocalCoord();
/**
* Function Compare
* compares two pads and return 0 if they are equal.
* @return int - <0 if left less than right, 0 if equal, >0 if left greater than right.
*/
static int Compare( const D_PAD* padref, const D_PAD* padcmp );
void Move( const wxPoint& aMoveVector ) override
{
m_pos += aMoveVector;
SetLocalCoord();
m_shapesDirty = true;
}
void Rotate( const wxPoint& aRotCentre, double aAngle ) override;
wxString GetSelectMenuText( EDA_UNITS aUnits ) const override;
BITMAP_DEF GetMenuImage() const override;
/**
* Function ShowPadShape
* @return the GUI-appropriate name of the shape
*/
wxString ShowPadShape() const;
/**
* Function ShowPadAttr
* @return the GUI-appropriate description of the pad type (attribute) : Std, SMD ...
*/
wxString ShowPadAttr() const;
EDA_ITEM* Clone() const override;
/**
* same as Clone, but returns a D_PAD item.
* Useful mainly for python scripts, because Clone returns an EDA_ITEM.
*/
D_PAD* ClonePad() const
{
return (D_PAD*) Clone();
}
/**
* A pad whose hole is the same size as the pad is a NPTH. However, if the user
* fails to mark this correctly then the pad will become invisible on the board.
* This check allows us to special-case this error-condition.
*/
bool PadShouldBeNPTH() const;
/**
* Rebuilds the effective shape cache (and bounding box and radius) for the pad and clears
* the dirty bit.
*/
void BuildEffectiveShapes( PCB_LAYER_ID aLayer ) const;
virtual void ViewGetLayers( int aLayers[], int& aCount ) const override;
double ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const override;
virtual const BOX2I ViewBBox() const override;
virtual void SwapData( BOARD_ITEM* aImage ) override;
#if defined(DEBUG)
virtual void Show( int nestLevel, std::ostream& os ) const override { ShowDummy( os ); }
#endif
private:
void addPadPrimitivesToPolygon( SHAPE_POLY_SET* aMergedPolygon, PCB_LAYER_ID aLayer,
int aError, ERROR_LOC aErrorLoc ) const;
private:
wxString m_name; // Pad name (pin number in schematic)
wxString m_pinFunction; // Pin function in schematic
wxPoint m_pos; // Pad Position on board
PAD_SHAPE_T m_padShape; // Shape: PAD_SHAPE_CIRCLE, PAD_SHAPE_RECT,
// PAD_SHAPE_OVAL, PAD_SHAPE_TRAPEZOID,
// PAD_SHAPE_ROUNDRECT, PAD_SHAPE_POLYGON
/*
* Editing definitions of primitives for custom pad shapes. In local coordinates relative
* to m_Pos (NOT shapePos) at orient 0.
*/
std::vector<std::shared_ptr<PCB_SHAPE>> m_editPrimitives;
// Must be set to true to force rebuild shapes to draw (after geometry change for instance)
mutable bool m_shapesDirty;
mutable int m_effectiveBoundingRadius;
mutable EDA_RECT m_effectiveBoundingBox;
mutable std::shared_ptr<SHAPE_COMPOUND> m_effectiveShape;
mutable std::shared_ptr<SHAPE_SEGMENT> m_effectiveHoleShape;
mutable std::shared_ptr<SHAPE_POLY_SET> m_effectivePolygon;
/*
* How to build the custom shape in zone, to create the clearance area:
* CUST_PAD_SHAPE_IN_ZONE_OUTLINE = use pad shape
* CUST_PAD_SHAPE_IN_ZONE_CONVEXHULL = use the convex hull of the pad shape
*/
CUST_PAD_SHAPE_IN_ZONE m_customShapeClearanceArea;
int m_subRatsnest; // Variable used to handle subnet (block) number in
// ratsnest computations
wxSize m_drill; // Drill diameter (x == y) or slot dimensions (x != y)
wxSize m_size; // X and Y size (relative to orient 0)
PAD_DRILL_SHAPE_T m_drillShape; // PAD_DRILL_SHAPE_CIRCLE, PAD_DRILL_SHAPE_OBLONG
double m_roundedCornerScale; // Scaling factor of min(width, hieght) to corner
// radius, default 0.25
double m_chamferScale; // Scaling factor of min(width, height) to chamfer
// size, default 0.25
int m_chamferPositions; // The positions of the chamfers (at orient 0)
PAD_SHAPE_T m_anchorPadShape; // For custom shaped pads: shape of pad anchor,
// PAD_SHAPE_RECT, PAD_SHAPE_CIRCLE
/*
* Most of the time the hole is the center of the shape (m_Offset = 0). But some designers
* use oblong/rect pads with a hole moved to one of the oblong/rect pad shape ends.
* In all cases the hole is at the pad position. This offset is from the hole to the center
* of the pad shape (ie: the copper area around the hole).
* ShapePos() returns the board shape position according to the offset and the pad rotation.
*/
wxPoint m_offset;
LSET m_layerMask; // Bitwise layer: 1 = copper layer, 15 = cmp,
// 2..14 = internal layers, 16..31 = technical layers
wxSize m_deltaSize; // Delta for PAD_SHAPE_TRAPEZOID; half the delta squeezes
// one end and half expands the other. It is only valid
// to have a single axis be non-0.
wxPoint m_pos0; // Initial Pad position (i.e. pad position relative to the
// module anchor, orientation 0)
PAD_ATTR_T m_attribute; // PAD_ATTRIB_NORMAL, PAD_ATTRIB_SMD, PAD_ATTRIB_CONN,
// PAD_ATTRIB_NPTH
PAD_PROP_T m_property; // Property in fab files (BGA, FIDUCIAL, TESTPOINT, etc.)
double m_orient; // in 1/10 degrees
int m_lengthPadToDie; // Length net from pad to die, inside the package
bool m_removeUnconnectedLayer; // If true, the pad copper is removed for layers that are not connected
bool m_keepTopBottomLayer; // When removing unconnected pads, keep the top and bottom pads
/*
* Pad clearances, margins, etc. exist in a hiearchy. If a given level is specified then
* the remaining levels are NOT consulted.
*
* LEVEL 1: (highest priority) local overrides (pad, footprint, etc.)
* LEVEL 2: Rules
* LEVEL 3: Accumulated local settings, netclass settings, & board design settings
*
* These are the LEVEL 1 settings for a pad.
*/
int m_localClearance;
int m_localSolderMaskMargin; // Local solder mask margin
int m_localSolderPasteMargin; // Local solder paste margin absolute value
double m_localSolderPasteMarginRatio; // Local solder mask margin ratio of pad size
// The final margin is the sum of these 2 values
ZONE_CONNECTION m_zoneConnection; // No connection, thermal relief, etc.
int m_thermalWidth; // Thermal spoke width.
int m_thermalGap;
};
#endif // PAD_H_
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