940 lines
35 KiB
C++
940 lines
35 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) 2018 Jean-Pierre Charras, jp.charras at wanadoo.fr
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* Copyright (C) 1992-2018 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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/**
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* @file class_pad.h
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* @brief Pad object description
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*/
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#ifndef PAD_H_
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#define PAD_H_
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#include "zones.h"
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#include <board_connected_item.h>
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#include <class_board_item.h>
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#include <config_params.h> // PARAM_CFG_ARRAY
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#include <convert_to_biu.h>
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#include <geometry/shape_poly_set.h>
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#include <pad_shapes.h>
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#include <pcbnew.h>
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class DRAWSEGMENT;
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enum CUST_PAD_SHAPE_IN_ZONE
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{
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CUST_PAD_SHAPE_IN_ZONE_OUTLINE,
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CUST_PAD_SHAPE_IN_ZONE_CONVEXHULL
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};
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class LINE_READER;
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class EDA_3D_CANVAS;
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class MODULE;
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class EDGE_MODULE;
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class TRACK;
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class MSG_PANEL_INFO;
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namespace KIGFX
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{
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class VIEW;
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}
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// Helper class to store parameters used to draw a pad
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class PAD_DRAWINFO
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{
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public:
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COLOR4D m_Color; // color used to draw the pad shape , from pad layers and
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// visible layers
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COLOR4D m_HoleColor; // color used to draw the pad hole
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COLOR4D m_NPHoleColor; // color used to draw a pad Not Plated hole
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COLOR4D m_NoNetMarkColor; // color used to draw a mark on pads having no net
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int m_PadClearance; // clearance value, used to draw the pad area outlines
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wxSize m_Mask_margin; // margin, used to draw solder paste when only one layer is shown
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bool m_Display_padnum; // true to show pad number
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bool m_Display_netname; // true to show net name
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bool m_ShowPadFilled; // true to show pad as solid area, false to show pas in
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// sketch mode
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bool m_ShowNCMark; // true to show pad not connected mark
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bool m_ShowNotPlatedHole; // true when the pad hole in not plated, to draw a specific
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// pad shape
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bool m_IsPrinting; // true to print, false to display on screen.
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wxPoint m_Offset; // general draw offset
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PAD_DRAWINFO();
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};
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/** Helper class to handle a primitive (basic shape: polygon, segment, circle or arc)
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* to build a custom pad full shape from a set of primitives
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*/
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class PAD_CS_PRIMITIVE
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{
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public:
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STROKE_T m_Shape; /// S_SEGMENT, S_ARC, S_CIRCLE, S_POLYGON only (same as DRAWSEGMENT)
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int m_Thickness; /// thickness of segment or outline
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/// For filled S_CIRCLE shape, thickness = 0.
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// if thickness is not = 0 S_CIRCLE shape is a ring
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int m_Radius; /// radius of a circle
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double m_ArcAngle; /// angle of an arc, from its starting point, in 0.1 deg
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wxPoint m_Start; /// is also the center of the circle and arc
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wxPoint m_End; /// is also the start point of the arc
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wxPoint m_Ctrl1; /// Bezier Control point 1
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wxPoint m_Ctrl2; /// Bezier Control point 2
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std::vector<wxPoint> m_Poly;
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PAD_CS_PRIMITIVE( STROKE_T aShape ):
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m_Shape( aShape ), m_Thickness( 0 ), m_Radius( 0 ), m_ArcAngle( 0 )
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{
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}
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// Accessors (helpers for arc and circle shapes)
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wxPoint GetCenter() { return m_Start; } /// returns the center of a circle or arc
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wxPoint GetArcStart() { return m_End; } /// returns the start point of an arc
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// Geometric transform
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/** Move the primitive
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* @param aMoveVector is the deplacement vector
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*/
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void Move( wxPoint aMoveVector );
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/**
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* Rotates the primitive about a point
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* @param aRotCentre center of rotation
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* @param aAngle angle in tenths of degree
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*/
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void Rotate( const wxPoint& aRotCentre, double aAngle );
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/** Export the PAD_CS_PRIMITIVE parameters to a DRAWSEGMENT
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* useful to draw a primitive shape
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* @param aTarget is the DRAWSEGMENT to initialize
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*/
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void ExportTo( DRAWSEGMENT* aTarget );
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/** Export the PAD_CS_PRIMITIVE parameters to a EDGE_MODULE
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* useful to convert a primitive shape to a EDGE_MODULE shape for editing in footprint editor
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* @param aTarget is the EDGE_MODULE to initialize
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*/
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void ExportTo( EDGE_MODULE* aTarget );
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};
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class D_PAD : public BOARD_CONNECTED_ITEM
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{
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public:
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static int m_PadSketchModePenSize; ///< Pen size used to draw pads in sketch mode
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///< (mode used to print pads on silkscreen layer)
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public:
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D_PAD( MODULE* parent );
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// Do not create a copy constructor & operator=.
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// The ones generated by the compiler are adequate.
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/* Default layers used for pads, according to the pad type.
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* this is default values only, they can be changed for a given pad
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*/
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static LSET StandardMask(); ///< layer set for a through hole pad
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static LSET SMDMask(); ///< layer set for a SMD pad on Front layer
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static LSET ConnSMDMask(); ///< layer set for a SMD pad on Front layer
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///< used for edge board connectors
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static LSET UnplatedHoleMask(); ///< layer set for a mechanical unplated through hole pad
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static LSET ApertureMask(); ///< layer set for an aperture pad
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static inline bool ClassOf( const EDA_ITEM* aItem )
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{
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return aItem && PCB_PAD_T == aItem->Type();
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}
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MODULE* GetParent() const { return (MODULE*) m_Parent; }
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/**
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* Imports the pad settings from aMasterPad.
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* The result is "this" has the same settinds (sizes, shapes ... )
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* as aMasterPad
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* @param aMasterPad = the template pad
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*/
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void ImportSettingsFrom( const D_PAD& aMasterPad );
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/**
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* @return true if the pad has a footprint parent flipped
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* (on the back/bottom layer)
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*/
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bool IsFlipped() const;
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/**
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* Set the pad name (sometimes called pad number, although
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* it can be an array reference like AA12).
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*/
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void SetName( const wxString& aName )
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{
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m_name = aName;
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}
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/**
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* Set the pad function (pin name in schematic)
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*/
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void SetPinFunction( const wxString& aName )
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{
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m_pinFunction = aName;
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}
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/**
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* @return the pad name
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*/
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const wxString& GetName() const
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{
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return m_name;
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}
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/**
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* @return the pad function (pin name in schematic)
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*/
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const wxString& GetPinFunction() const
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{
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return m_pinFunction;
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}
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/**
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* Function IncrementPadName
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*
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* Increments the pad name to the next available name in the module.
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*
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* @param aSkipUnconnectable skips any pads that are not connectable (for example NPTH)
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* @param aFillSequenceGaps if true, the next reference in a sequence
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* like A1,A3,A4 will be A2. If false, it will be A5.
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* @return pad name incremented
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*/
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bool IncrementPadName( bool aSkipUnconnectable, bool aFillSequenceGaps );
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bool PadNameEqual( const D_PAD* other ) const
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{
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return m_name == other->m_name; // hide tricks behind sensible API
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}
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/**
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* Function GetShape
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* @return the shape of this pad.
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*/
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PAD_SHAPE_T GetShape() const { return m_padShape; }
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void SetShape( PAD_SHAPE_T aShape ) { m_padShape = aShape; m_boundingRadius = -1; }
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void SetPosition( const wxPoint& aPos ) override { m_Pos = aPos; }
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const wxPoint GetPosition() const override { return m_Pos; }
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/**
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* Function GetAnchorPadShape
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* @return the shape of the anchor pad shape, for custom shaped pads.
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*/
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PAD_SHAPE_T GetAnchorPadShape() const { return m_anchorPadShape; }
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/**
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* @return the option for the custom pad shape to use as clearance area
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* in copper zones
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*/
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CUST_PAD_SHAPE_IN_ZONE GetCustomShapeInZoneOpt() const
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{
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return m_customShapeClearanceArea;
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}
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/**
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* Set the option for the custom pad shape to use as clearance area
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* in copper zones
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* @param aOption is the clearance area shape CUST_PAD_SHAPE_IN_ZONE option
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*/
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void SetCustomShapeInZoneOpt( CUST_PAD_SHAPE_IN_ZONE aOption )
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{
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m_customShapeClearanceArea = aOption;
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}
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/**
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* Function SetAnchorPadShape
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* Set the shape of the anchor pad for custm shped pads.
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* @param the shape of the anchor pad shape( currently, only
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* PAD_SHAPE_RECT or PAD_SHAPE_CIRCLE.
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*/
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void SetAnchorPadShape( PAD_SHAPE_T aShape )
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{
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m_anchorPadShape = ( aShape == PAD_SHAPE_RECT ) ? PAD_SHAPE_RECT : PAD_SHAPE_CIRCLE;
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m_boundingRadius = -1;
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}
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/**
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* @return true if the pad is on any copper layer, false otherwise.
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* pads can be only on tech layers to build special pads.
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* they are therefore not always on a copper layer
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*/
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bool IsOnCopperLayer() const override
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{
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return ( GetLayerSet() & LSET::AllCuMask() ) != 0;
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}
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void SetY( int y ) { m_Pos.y = y; }
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void SetX( int x ) { m_Pos.x = x; }
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void SetPos0( const wxPoint& aPos ) { m_Pos0 = aPos; }
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const wxPoint& GetPos0() const { return m_Pos0; }
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void SetY0( int y ) { m_Pos0.y = y; }
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void SetX0( int x ) { m_Pos0.x = x; }
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void SetSize( const wxSize& aSize ) { m_Size = aSize; m_boundingRadius = -1; }
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const wxSize& GetSize() const { return m_Size; }
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void SetDelta( const wxSize& aSize ) { m_DeltaSize = aSize; m_boundingRadius = -1; }
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const wxSize& GetDelta() const { return m_DeltaSize; }
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void SetDrillSize( const wxSize& aSize ) { m_Drill = aSize; }
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const wxSize& GetDrillSize() const { return m_Drill; }
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void SetOffset( const wxPoint& aOffset ) { m_Offset = aOffset; }
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const wxPoint& GetOffset() const { return m_Offset; }
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/**
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* Has meaning only for free shape pads.
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* add a free shape to the shape list.
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* the shape can be
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* a polygon (outline can have a thickness)
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* a thick segment
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* a filled circle or ring ( if thickness == 0, this is a filled circle, else a ring)
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* a arc
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* a curve
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*/
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void AddPrimitive( const SHAPE_POLY_SET& aPoly, int aThickness ); ///< add a polygonal basic shape
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void AddPrimitive( const std::vector<wxPoint>& aPoly, int aThickness ); ///< add a polygonal basic shape
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void AddPrimitive( wxPoint aStart, wxPoint aEnd, int aThickness ); ///< segment basic shape
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void AddPrimitive( wxPoint aCenter, int aRadius, int aThickness ); ///< ring or circle basic shape
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void AddPrimitive( wxPoint aCenter, wxPoint aStart,
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int aArcAngle, int aThickness ); ///< arc basic shape
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void AddPrimitive( wxPoint aStart, wxPoint aEnd, wxPoint aCtrl1,
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wxPoint aCtrl2, int aThickness ); ///< curve basic shape
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bool GetBestAnchorPosition( VECTOR2I& aPos );
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/**
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* Merge all basic shapes, converted to a polygon in one polygon,
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* in m_customShapeAsPolygon
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* @return true if OK, false in there is more than one polygon
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* in m_customShapeAsPolygon
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* @param aMergedPolygon = the SHAPE_POLY_SET to fill.
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* if NULL, m_customShapeAsPolygon is the target
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* @param aCircleToSegmentsCount = number of segment to approximate a circle
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* (default = 32)
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* Note: The corners coordinates are relative to the pad position, orientation 0,
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*/
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bool MergePrimitivesAsPolygon( SHAPE_POLY_SET* aMergedPolygon = NULL );
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/**
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* clear the basic shapes list
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*/
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void DeletePrimitivesList();
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/**
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* When created, the corners coordinates are relative to the pad position, orientation 0,
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* in m_customShapeAsPolygon
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* CustomShapeAsPolygonToBoardPosition transform these coordinates to actual
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* (board) coordinates
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* @param aMergedPolygon = the corners coordinates, relative to aPosition and
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* rotated by aRotation
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* @param aPosition = the position of the shape (usually the pad shape, but
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* not always, when moving the pad)
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* @param aRotation = the rotation of the shape (usually the pad rotation, but
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* not always, in DRC)
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*/
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void CustomShapeAsPolygonToBoardPosition( SHAPE_POLY_SET * aMergedPolygon,
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wxPoint aPosition, double aRotation ) const;
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/**
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* Accessor to the basic shape list
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*/
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const std::vector<PAD_CS_PRIMITIVE>& GetPrimitives() const { return m_basicShapes; }
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/**
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* Accessor to the custom shape as one polygon
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*/
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const SHAPE_POLY_SET& GetCustomShapeAsPolygon() const { return m_customShapeAsPolygon; }
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void Flip( const wxPoint& aCentre, bool aFlipLeftRight ) override;
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/**
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* Flip the basic shapes, in custom pads
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*/
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void FlipPrimitives();
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/**
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* Mirror the primitives about a coordinate
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*
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* @param aX the x coordinate about which to mirror
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*/
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void MirrorXPrimitives( int aX );
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/**
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* Import to the basic shape list
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* @return true if OK, false if issues
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* (more than one polygon to build the polygon shape list)
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*/
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bool SetPrimitives( const std::vector<PAD_CS_PRIMITIVE>& aPrimitivesList );
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/**
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* Add to the basic shape list
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* @return true if OK, false if issues
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* (more than one polygon to build the polygon shape list)
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*/
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bool AddPrimitives( const std::vector<PAD_CS_PRIMITIVE>& aPrimitivesList );
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/**
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* Function SetOrientation
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* sets the rotation angle of the pad.
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* @param aAngle is tenths of degrees, but will soon be degrees. If it is
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* outside of 0 - 3600, then it will be normalized before being saved.
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*/
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void SetOrientation( double aAngle );
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/**
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* Set orientation in degrees
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*/
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void SetOrientationDegrees( double aOrientation ) { SetOrientation( aOrientation*10.0 ); }
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/**
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* Function GetOrientation
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* returns the rotation angle of the pad in tenths of degrees, but soon degrees.
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*/
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double GetOrientation() const { return m_Orient; }
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double GetOrientationDegrees() const { return m_Orient/10.0; }
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double GetOrientationRadians() const { return m_Orient*M_PI/1800; }
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void SetDrillShape( PAD_DRILL_SHAPE_T aDrillShape )
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{ m_drillShape = aDrillShape; }
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PAD_DRILL_SHAPE_T GetDrillShape() const { return m_drillShape; }
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/**
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* Function GetOblongDrillGeometry calculates the start point, end point and width
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* of an equivalent segment which have the same position and width as the hole
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* Usefull to plot/draw oblong holes like segments with rounded ends
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* used in draw and plot functions
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* @param aStartPoint = first point of the equivalent segment, relative to the pad position.
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* @param aEndPoint = second point of the equivalent segment, relative to the pad position.
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* @param aWidth = width equivalent segment.
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*/
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void GetOblongDrillGeometry( wxPoint& aStartPoint, wxPoint& aEndPoint, int& aWidth ) const;
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void SetLayerSet( LSET aLayerMask ) { m_layerMask = aLayerMask; }
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LSET GetLayerSet() const override { return m_layerMask; }
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void SetAttribute( PAD_ATTR_T aAttribute );
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PAD_ATTR_T GetAttribute() const { return m_Attribute; }
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// We don't currently have an attribute for APERTURE, and adding one will change the file
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// format, so for now just infer a copper-less pad to be an APERTURE pad.
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bool IsAperturePad() const { return ( m_layerMask & LSET::AllCuMask() ).none(); }
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void SetPadToDieLength( int aLength ) { m_LengthPadToDie = aLength; }
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int GetPadToDieLength() const { return m_LengthPadToDie; }
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int GetLocalSolderMaskMargin() const { return m_LocalSolderMaskMargin; }
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void SetLocalSolderMaskMargin( int aMargin ) { m_LocalSolderMaskMargin = aMargin; }
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int GetLocalClearance() const { return m_LocalClearance; }
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void SetLocalClearance( int aClearance ) { m_LocalClearance = aClearance; }
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int GetLocalSolderPasteMargin() const { return m_LocalSolderPasteMargin; }
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void SetLocalSolderPasteMargin( int aMargin ) { m_LocalSolderPasteMargin = aMargin; }
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double GetLocalSolderPasteMarginRatio() const { return m_LocalSolderPasteMarginRatio; }
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void SetLocalSolderPasteMarginRatio( double aRatio ) { m_LocalSolderPasteMarginRatio = aRatio; }
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/**
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* Function TransformShapeWithClearanceToPolygon
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* Convert the pad shape to a closed polygon
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* Used in filling zones calculations
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* Circles and arcs are approximated by segments
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* @param aCornerBuffer = a buffer to store the polygon
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* @param aClearanceValue = the clearance around the pad
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* @param aMaxError = Maximum error from true when converting arcs
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* @param ignoreLineWidth = used for edge cut items where the line width is only
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* for visualization
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*/
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void TransformShapeWithClearanceToPolygon( SHAPE_POLY_SET& aCornerBuffer, int aClearanceValue,
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int aMaxError = ARC_HIGH_DEF, bool ignoreLineWidth = false ) const override;
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/**
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* Function GetClearance
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* returns the clearance in internal units. If \a aItem is not NULL then the
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* returned clearance is the greater of this object's clearance and
|
|
* aItem's clearance. If \a aItem is NULL, then this objects clearance
|
|
* is returned.
|
|
* @param aItem is another BOARD_CONNECTED_ITEM or NULL
|
|
* @return int - the clearance in internal units.
|
|
*/
|
|
int GetClearance( BOARD_CONNECTED_ITEM* aItem = NULL ) 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
|
|
* not 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
|
|
* not default shape to build
|
|
*/
|
|
wxSize GetSolderPasteMargin() const;
|
|
|
|
void SetZoneConnection( ZoneConnection aType ) { m_ZoneConnection = aType; }
|
|
ZoneConnection GetZoneConnection() const;
|
|
ZoneConnection GetLocalZoneConnection() const { return m_ZoneConnection; }
|
|
|
|
void SetThermalWidth( int aWidth ) { m_ThermalWidth = aWidth; }
|
|
int GetThermalWidth() const;
|
|
|
|
void SetThermalGap( int aGap ) { m_ThermalGap = aGap; }
|
|
int GetThermalGap() const;
|
|
|
|
void Print( PCB_BASE_FRAME* aFrame, wxDC* aDC, const wxPoint& aOffset = ZeroOffset ) override;
|
|
|
|
/**
|
|
* Function PrintShape
|
|
* basic function to print a pad.
|
|
* <p>
|
|
* This function is used by Print after calculation of parameters (color, ) final
|
|
* orientation transforms are set.
|
|
* </p>
|
|
*/
|
|
void PrintShape( wxDC* aDC, PAD_DRAWINFO& aDrawInfo );
|
|
|
|
/**
|
|
* Function BuildPadPolygon
|
|
* Has meaning only for polygonal pads (trapezoid and rectangular)
|
|
* Build the Corner list of the polygonal shape,
|
|
* depending on shape, extra size (clearance ...) and orientation
|
|
* @param aCoord = a buffer to fill (4 corners).
|
|
* @param aInflateValue = wxSize: the clearance or margin value. value > 0:
|
|
* inflate, < 0 deflate
|
|
* @param aRotation = full rotation of the polygon
|
|
*/
|
|
void BuildPadPolygon( wxPoint aCoord[4], wxSize aInflateValue, double aRotation ) const;
|
|
|
|
/**
|
|
* Function GetRoundRectCornerRadius
|
|
* Has meaning only for rounded rect pads
|
|
* @return The radius of the rounded corners for this pad.
|
|
*/
|
|
int GetRoundRectCornerRadius() const
|
|
{
|
|
return GetRoundRectCornerRadius( m_Size );
|
|
}
|
|
|
|
/**
|
|
* Helper function GetRoundRectCornerRadius
|
|
* Has meaning only for rounded rect pads
|
|
* Returns the radius of the rounded corners of a rectangle
|
|
* size aSize, using others setting of the pad
|
|
* @param aSize = size of the of the round rect. Usually the pad size
|
|
* but can be the size of the pad on solder mask or solder paste
|
|
* @return The radius of the rounded corners for this pad size.
|
|
*/
|
|
int GetRoundRectCornerRadius( const wxSize& aSize ) const;
|
|
|
|
/**
|
|
* Set the rounded rectangle radius ratio based on a given radius
|
|
* @param aRadius = desired radius of curvature
|
|
*/
|
|
void SetRoundRectCornerRadius( double aRadius );
|
|
|
|
/**
|
|
* Function BuildPadShapePolygon
|
|
* Build the Corner list of the polygonal shape,
|
|
* depending on shape, extra size (clearance ...) pad and orientation
|
|
* This function is similar to TransformShapeWithClearanceToPolygon,
|
|
* but the difference is BuildPadShapePolygon creates a polygon shape exactly
|
|
* similar to pad shape, which a size inflated by aInflateValue
|
|
* and TransformShapeWithClearanceToPolygon creates a more complex shape (for instance
|
|
* a rectangular pad is converted in a rectangulr shape with ronded corners)
|
|
* @param aCornerBuffer = a buffer to fill.
|
|
* @param aInflateValue = the clearance or margin value.
|
|
* value > 0: inflate, < 0 deflate, = 0 : no change
|
|
* the clearance can have different values for x and y directions
|
|
* (relative to the pad)
|
|
* @param aError = Maximum deviation of an arc from the polygon segment
|
|
*/
|
|
void BuildPadShapePolygon(
|
|
SHAPE_POLY_SET& aCornerBuffer, wxSize aInflateValue, int aError = ARC_HIGH_DEF ) const;
|
|
|
|
/**
|
|
* Function BuildPadDrillShapePolygon
|
|
* Build the Corner list of the polygonal drill shape,
|
|
* depending on shape pad hole and orientation
|
|
* @param aCornerBuffer = a buffer to fill.
|
|
* @param aInflateValue = the clearance or margin value.
|
|
* value > 0: inflate, < 0 deflate, = 0 : no change
|
|
* @param aError = Maximum deviation of an arc from the polygon approximation
|
|
* @return false if the pad has no hole, true otherwise
|
|
*/
|
|
bool BuildPadDrillShapePolygon(
|
|
SHAPE_POLY_SET& aCornerBuffer, int aInflateValue, int aError = ARC_HIGH_DEF ) const;
|
|
|
|
/**
|
|
* Function BuildSegmentFromOvalShape
|
|
* Has meaning only for OVAL (and ROUND) pads
|
|
* Build an equivalent segment having the same shape as the OVAL shape,
|
|
* Useful in draw function and in DRC and HitTest functions,
|
|
* because segments are already well handled by track tests
|
|
* @param aSegStart = the starting point of the equivalent segment relative to the shape
|
|
* position.
|
|
* @param aSegEnd = the ending point of the equivalent segment, relative to the shape position
|
|
* @param aRotation = full rotation of the segment
|
|
* @param aRotation = full rotation of the segment
|
|
* @param aMargin = a margin around the shape (for instance mask margin)
|
|
* @return the width of the segment
|
|
*/
|
|
int BuildSegmentFromOvalShape( wxPoint& aSegStart, wxPoint& aSegEnd,
|
|
double aRotation, const wxSize& aMargin ) const;
|
|
|
|
/**
|
|
* Function GetBoundingRadius
|
|
* returns the radius of a minimum sized circle which fully encloses this pad.
|
|
* The center is the pad position
|
|
*/
|
|
int GetBoundingRadius() const
|
|
{
|
|
// Any member function which would affect this calculation should set
|
|
// m_boundingRadius to -1 to re-trigger the calculation from here.
|
|
// Currently that is only m_Size, m_DeltaSize, and m_padShape accessors.
|
|
if( m_boundingRadius == -1 )
|
|
{
|
|
m_boundingRadius = boundingRadius();
|
|
}
|
|
|
|
return m_boundingRadius;
|
|
}
|
|
|
|
wxPoint ShapePos() const;
|
|
|
|
/**
|
|
* has meaning only for rounded rect pads
|
|
* @return the scaling factor between the smaller Y or Y size and the radius
|
|
* of the rounded corners.
|
|
* Cannot be > 0.5
|
|
* the normalized IPC-7351C value is 0.25
|
|
*/
|
|
double GetRoundRectRadiusRatio() const
|
|
{
|
|
return m_padRoundRectRadiusScale;
|
|
}
|
|
|
|
/**
|
|
* has meaning only for rounded rect pads
|
|
* Set the scaling factor between the smaller Y or Y size and the radius
|
|
* of the rounded corners.
|
|
* Cannot be < 0.5 and obviously must be > 0
|
|
* the normalized IPC-7351C value is 0.25
|
|
*/
|
|
void SetRoundRectRadiusRatio( double aRadiusScale )
|
|
{
|
|
if( aRadiusScale < 0.0 )
|
|
aRadiusScale = 0.0;
|
|
|
|
m_padRoundRectRadiusScale = std::min( aRadiusScale, 0.5 );
|
|
}
|
|
|
|
/**
|
|
* has meaning only for chamfered rect pads
|
|
* @return the ratio between the smaller Y or Y size and the radius
|
|
* of the rounded corners.
|
|
* Cannot be > 0.5
|
|
*/
|
|
double GetChamferRectRatio() const
|
|
{
|
|
return m_padChamferRectScale;
|
|
}
|
|
|
|
/**
|
|
* has meaning only for chamfered rect pads
|
|
* Set the ratio between the smaller Y or Y size and the radius
|
|
* of the rounded corners.
|
|
* Cannot be < 0.5 and obviously must be > 0
|
|
*/
|
|
void SetChamferRectRatio( double aChamferScale )
|
|
{
|
|
if( aChamferScale < 0.0 )
|
|
aChamferScale = 0.0;
|
|
|
|
m_padChamferRectScale = std::min( aChamferScale, 0.5 );
|
|
}
|
|
|
|
/**
|
|
* has meaning only for chamfered rect pads
|
|
* @return the position of the chamfer for a 0 orientation
|
|
*/
|
|
int GetChamferPositions() const { return m_chamferPositions; }
|
|
|
|
/**
|
|
* has meaning only for chamfered rect pads
|
|
* set the position of the chamfer for a 0 orientation, one of
|
|
* RECT_CHAMFER_TOP_LEFT, RECT_CHAMFER_TOP_RIGHT,
|
|
* RECT_CHAMFER_BOTTOM_LEFT, RECT_CHAMFER_BOTTOM_RIGHT
|
|
*/
|
|
void SetChamferPositions( int aChamferPositions )
|
|
{
|
|
m_chamferPositions = aChamferPositions;
|
|
}
|
|
|
|
/**
|
|
* Function GetSubRatsnest
|
|
* @return int - the netcode
|
|
*/
|
|
int GetSubRatsnest() const { return m_SubRatsnest; }
|
|
void SetSubRatsnest( int aSubRatsnest ) { m_SubRatsnest = aSubRatsnest; }
|
|
|
|
void GetMsgPanelInfo( EDA_UNITS_T aUnits, std::vector< MSG_PANEL_ITEM >& aList ) override;
|
|
|
|
bool IsOnLayer( PCB_LAYER_ID aLayer ) const override
|
|
{
|
|
return m_layerMask[aLayer];
|
|
}
|
|
|
|
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" );
|
|
}
|
|
|
|
// Virtual function:
|
|
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();
|
|
}
|
|
|
|
void Rotate( const wxPoint& aRotCentre, double aAngle ) override;
|
|
|
|
wxString GetSelectMenuText( EDA_UNITS_T aUnits ) const override;
|
|
|
|
BITMAP_DEF GetMenuImage() const override;
|
|
|
|
/**
|
|
* Function ShowPadShape
|
|
* @return the name of the shape
|
|
*/
|
|
wxString ShowPadShape() const;
|
|
|
|
/**
|
|
* Function ShowPadAttr
|
|
* @return the name of the pad type (attribute) : STD, SMD ...
|
|
*/
|
|
wxString ShowPadAttr() const;
|
|
|
|
/**
|
|
* Function AppendConfigs
|
|
* appends to @a aResult the configuration setting accessors which will later
|
|
* allow reading or writing of configuration file information directly into
|
|
* this object.
|
|
*/
|
|
void AppendConfigs( PARAM_CFG_ARRAY* aResult );
|
|
|
|
EDA_ITEM* Clone() const override;
|
|
|
|
/**
|
|
* same as Clone, but returns a D_PAD item.
|
|
* Useful mainly for pythons scripts, because Clone (virtual function)
|
|
* returns an EDA_ITEM.
|
|
*/
|
|
D_PAD* Duplicate() 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;
|
|
|
|
virtual void ViewGetLayers( int aLayers[], int& aCount ) const override;
|
|
|
|
virtual unsigned int 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:
|
|
/**
|
|
* Function boundingRadius
|
|
* returns a calculated radius of a bounding circle for this pad.
|
|
*/
|
|
int boundingRadius() const;
|
|
|
|
bool buildCustomPadPolygon( SHAPE_POLY_SET* aMergedPolygon, int aError );
|
|
|
|
private: // Private variable members:
|
|
|
|
// Actually computed and cached on demand by the accessor
|
|
mutable int m_boundingRadius; ///< radius of the circle containing the pad shape
|
|
|
|
wxString m_name; ///< pad name (pin number in schematic)
|
|
|
|
wxString m_pinFunction; ///< pin function in schematic
|
|
|
|
// TODO: Remove m_Pos from Pad or make private. View positions calculated from m_Pos0
|
|
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
|
|
|
|
/** for free shape pads: a list of basic shapes,
|
|
* in local coordinates, orient 0, coordinates relative to m_Pos
|
|
* They are expected to define only one copper area.
|
|
*/
|
|
std::vector<PAD_CS_PRIMITIVE> m_basicShapes;
|
|
|
|
/** for free shape pads: the set of basic shapes, merged as one polygon,
|
|
* in local coordinates, orient 0, coordinates relative to m_Pos
|
|
*/
|
|
SHAPE_POLY_SET m_customShapeAsPolygon;
|
|
|
|
/**
|
|
* 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
|
|
* other values are currently reserved
|
|
*/
|
|
CUST_PAD_SHAPE_IN_ZONE m_customShapeClearanceArea;
|
|
|
|
int m_SubRatsnest; ///< variable used in rats nest computations
|
|
///< handle subnet (block) number in ratsnest connection
|
|
|
|
wxSize m_Drill; ///< Drill diam (drill shape = PAD_CIRCLE) or drill size
|
|
///< (shape = OVAL) for drill shape = PAD_CIRCLE, drill
|
|
///< diam = m_Drill.x
|
|
|
|
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_padRoundRectRadiusScale; ///< scaling factor from smallest m_Size coord
|
|
///< to corner radius, default 0.25
|
|
double m_padChamferRectScale; ///< scaling factor from smallest m_Size coord
|
|
///< to chamfer value, default 0.25
|
|
int m_chamferPositions; ///< the positions of the chamfered position for a 0 orientation
|
|
|
|
PAD_SHAPE_T m_anchorPadShape; ///< for custom shaped pads: shape of pad anchor,
|
|
///< PAD_SHAPE_RECT, PAD_SHAPE_CIRCLE
|
|
|
|
/**
|
|
* m_Offset is useful only for oblong and rect pads (it can be used for other
|
|
* shapes, but without any interest).
|
|
* This is the offset between the pad hole and the pad shape (you must
|
|
* understand here pad shape = copper area around the hole)
|
|
* Most of cases, the hole is the center of the shape (m_Offset = 0).
|
|
* But some board designers use oblong/rect pads with a hole moved to one of the
|
|
* oblong/rect pad shape ends.
|
|
* In all cases the pad position is the pad hole.
|
|
* The physical shape position (used to draw it for instance) is pad
|
|
* position (m_Pos) + m_Offset.
|
|
* D_PAD::ShapePos() returns the physical 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 on rectangular shapes
|
|
|
|
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_HOLE_NOT_PLATED
|
|
double m_Orient; ///< in 1/10 degrees
|
|
|
|
int m_LengthPadToDie; ///< Length net from pad to die, inside the package
|
|
|
|
/// Local clearance. When null, the module default value is used.
|
|
/// when the module default value is null, the netclass value is used
|
|
/// Usually the local clearance is null
|
|
int m_LocalClearance;
|
|
|
|
/// Local mask margins: when 0, the parent footprint design values are used
|
|
|
|
int m_LocalSolderMaskMargin; ///< Local solder mask margin
|
|
int m_LocalSolderPasteMargin; ///< Local solder paste margin absolute value
|
|
|
|
double m_LocalSolderPasteMarginRatio; ///< Local solder mask margin ratio value of pad size
|
|
///< The final margin is the sum of these 2 values
|
|
/// how the connection to zone is made: no connection, thermal relief ...
|
|
ZoneConnection m_ZoneConnection;
|
|
|
|
int m_ThermalWidth;
|
|
int m_ThermalGap;
|
|
};
|
|
|
|
#endif // PAD_H_
|