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kicad/pcbnew/class_pad.cpp

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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) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 1992-2019 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.cpp
* D_PAD class implementation.
*/
#include <fctsys.h>
#include <trigo.h>
#include <macros.h>
#include <msgpanel.h>
#include <base_units.h>
#include <bitmaps.h>
#include <math/util.h> // for KiROUND
#include <eda_draw_frame.h>
#include <geometry/shape_circle.h>
#include <geometry/shape_segment.h>
#include <geometry/shape_simple.h>
#include <pcbnew.h>
#include <view/view.h>
#include <class_board.h>
#include <class_module.h>
#include <class_drawsegment.h>
#include <geometry/polygon_test_point_inside.h>
#include <convert_to_biu.h>
#include <convert_basic_shapes_to_polygon.h>
#include <memory>
D_PAD::D_PAD( MODULE* parent ) :
BOARD_CONNECTED_ITEM( parent, PCB_PAD_T )
{
m_Size.x = m_Size.y = Mils2iu( 60 ); // Default pad size 60 mils.
m_Drill.x = m_Drill.y = Mils2iu( 30 ); // Default drill size 30 mils.
m_Orient = 0; // Pad rotation in 1/10 degrees.
m_LengthPadToDie = 0;
if( m_Parent && m_Parent->Type() == PCB_MODULE_T )
{
m_Pos = GetParent()->GetPosition();
}
SetShape( PAD_SHAPE_CIRCLE ); // Default pad shape is PAD_CIRCLE.
SetAnchorPadShape( PAD_SHAPE_CIRCLE ); // Default shape for custom shaped pads
// is PAD_CIRCLE.
SetDrillShape( PAD_DRILL_SHAPE_CIRCLE ); // Default pad drill shape is a circle.
m_Attribute = PAD_ATTRIB_STANDARD; // Default pad type is NORMAL (thru hole)
SetProperty( PAD_PROP_NONE ); // no special fabrication property
m_LocalClearance = 0;
m_LocalSolderMaskMargin = 0;
m_LocalSolderPasteMargin = 0;
m_LocalSolderPasteMarginRatio = 0.0;
// Parameters for round rect only:
m_padRoundRectRadiusScale = 0.25; // from IPC-7351C standard
// Parameters for chamfered rect only:
m_padChamferRectScale = 0.2; // Size of chamfer: ratio of smallest of X,Y size
m_chamferPositions = RECT_NO_CHAMFER; // No chamfered corner
m_ZoneConnection = ZONE_CONNECTION::INHERITED; // Use parent setting by default
m_ThermalWidth = 0; // Use parent setting by default
m_ThermalGap = 0; // Use parent setting by default
m_customShapeClearanceArea = CUST_PAD_SHAPE_IN_ZONE_OUTLINE;
// Set layers mask to default for a standard thru hole pad.
m_layerMask = StandardMask();
SetSubRatsnest( 0 ); // used in ratsnest calculations
m_shapesDirty = true;
m_effectiveBoundingRadius = 0;
}
LSET D_PAD::StandardMask()
{
static LSET saved = LSET::AllCuMask() | LSET( 2, B_Mask, F_Mask );
return saved;
}
LSET D_PAD::SMDMask()
{
static LSET saved( 3, F_Cu, F_Paste, F_Mask );
return saved;
}
LSET D_PAD::ConnSMDMask()
{
static LSET saved( 2, F_Cu, F_Mask );
return saved;
}
LSET D_PAD::UnplatedHoleMask()
{
static LSET saved = LSET::AllCuMask() | LSET( 2, B_Mask, F_Mask );
return saved;
}
LSET D_PAD::ApertureMask()
{
static LSET saved( 1, F_Paste );
return saved;
}
bool D_PAD::IsFlipped() const
{
if( GetParent() && GetParent()->GetLayer() == B_Cu )
return true;
return false;
}
int D_PAD::calcBoundingRadius() const
{
int radius = 0;
SHAPE_POLY_SET polygons;
TransformShapeWithClearanceToPolygon( polygons, 0 );
for( int cnt = 0; cnt < polygons.OutlineCount(); ++cnt )
{
const SHAPE_LINE_CHAIN& poly = polygons.COutline( cnt );
for( int ii = 0; ii < poly.PointCount(); ++ii )
{
int dist = KiROUND( ( poly.CPoint( ii ) - m_Pos ).EuclideanNorm() );
radius = std::max( radius, dist );
}
}
return radius + 1;
}
int D_PAD::GetRoundRectCornerRadius() const
{
return KiROUND( std::min( m_Size.x, m_Size.y ) * m_padRoundRectRadiusScale );
}
void D_PAD::SetRoundRectCornerRadius( double aRadius )
{
int min_r = std::min( m_Size.x, m_Size.y );
if( min_r > 0 )
SetRoundRectRadiusRatio( aRadius / min_r );
}
void D_PAD::SetRoundRectRadiusRatio( double aRadiusScale )
{
m_padRoundRectRadiusScale = std::max( 0.0, std::min( aRadiusScale, 0.5 ) );
m_shapesDirty = true;
}
void D_PAD::SetChamferRectRatio( double aChamferScale )
{
m_padChamferRectScale = std::max( 0.0, std::min( aChamferScale, 0.5 ) );
m_shapesDirty = true;
}
const std::vector<std::shared_ptr<SHAPE>>& D_PAD::GetEffectiveShapes() const
{
if( m_shapesDirty )
buildEffectiveShapes();
return m_effectiveShapes;
}
const std::shared_ptr<SHAPE_SEGMENT>& D_PAD::GetEffectiveHoleShape() const
{
if( m_shapesDirty )
buildEffectiveShapes();
return m_effectiveHoleShape;
}
int D_PAD::GetBoundingRadius() const
{
if( m_shapesDirty )
buildEffectiveShapes();
return m_effectiveBoundingRadius;
}
void D_PAD::buildEffectiveShapes() const
{
m_effectiveShapes.clear();
m_effectiveHoleShape = nullptr;
auto add = [this]( SHAPE* aShape )
{
m_effectiveShapes.emplace_back( aShape );
};
wxPoint shapePos = ShapePos(); // Fetch only once; rotation involves trig
PAD_SHAPE_T effectiveShape = GetShape();
if( GetShape() == PAD_SHAPE_CUSTOM )
effectiveShape = GetAnchorPadShape();
switch( effectiveShape )
{
case PAD_SHAPE_CIRCLE:
add( new SHAPE_CIRCLE( shapePos, m_Size.x / 2 ) );
break;
case PAD_SHAPE_OVAL:
{
wxSize half_size = m_Size / 2;
int half_width = std::min( half_size.x, half_size.y );
wxPoint half_len( half_size.x - half_width, half_size.y - half_width );
RotatePoint( &half_len, m_Orient );
add( new SHAPE_SEGMENT( shapePos - half_len, shapePos + half_len, half_width * 2 ) );
}
break;
case PAD_SHAPE_RECT:
case PAD_SHAPE_TRAPEZOID:
case PAD_SHAPE_ROUNDRECT:
{
int r = GetRoundRectCornerRadius();
wxPoint half_size( m_Size.x / 2, m_Size.y / 2 );
wxSize trap_delta( 0, 0 );
if( effectiveShape == PAD_SHAPE_ROUNDRECT )
half_size -= wxPoint( r, r );
else if( effectiveShape == PAD_SHAPE_TRAPEZOID )
trap_delta = m_DeltaSize / 2;
SHAPE_LINE_CHAIN corners;
corners.Append( -half_size.x + trap_delta.y, -half_size.y - trap_delta.x );
corners.Append( half_size.x - trap_delta.y, -half_size.y + trap_delta.x );
corners.Append( half_size.x + trap_delta.y, half_size.y - trap_delta.x );
corners.Append( -half_size.x - trap_delta.y, half_size.y + trap_delta.x );
corners.Rotate( -DECIDEG2RAD( m_Orient ) );
corners.Move( shapePos );
add( new SHAPE_SIMPLE( corners ) );
if( effectiveShape == PAD_SHAPE_ROUNDRECT )
{
add( new SHAPE_SEGMENT( corners.CPoint( 0 ), corners.CPoint( 1 ), r * 2 ) );
add( new SHAPE_SEGMENT( corners.CPoint( 1 ), corners.CPoint( 2 ), r * 2 ) );
add( new SHAPE_SEGMENT( corners.CPoint( 2 ), corners.CPoint( 3 ), r * 2 ) );
add( new SHAPE_SEGMENT( corners.CPoint( 3 ), corners.CPoint( 0 ), r * 2 ) );
}
}
break;
case PAD_SHAPE_CHAMFERED_RECT:
{
SHAPE_POLY_SET outline;
auto board = GetBoard();
int maxError = ARC_HIGH_DEF;
if( board )
maxError = board->GetDesignSettings().m_MaxError;
TransformRoundChamferedRectToPolygon( outline, wxPoint(0,0), GetSize(), m_Orient,
GetRoundRectCornerRadius(), GetChamferRectRatio(),
GetChamferPositions(), maxError );
add( new SHAPE_SIMPLE( outline.COutline( 0 ) ) );
}
break;
default:
wxFAIL_MSG( "D_PAD::buildEffectiveShapes: Unsupported pad shape" );
break;
}
if( GetShape() == PAD_SHAPE_CUSTOM )
{
SHAPE_POLY_SET* poly = new SHAPE_POLY_SET();
MergePrimitivesAsPolygon( poly );
poly->Rotate( -DECIDEG2RAD( m_Orient ) );
poly->Move( shapePos );
add( poly );
}
// Bounding radius
//
m_effectiveBoundingRadius = calcBoundingRadius();
// Hole shape
//
wxSize half_size = m_Drill / 2;
int half_width = std::min( half_size.x, half_size.y );
wxPoint half_len( half_size.x - half_width, half_size.y - half_width );
RotatePoint( &half_len, m_Orient );
m_effectiveHoleShape = std::make_shared<SHAPE_SEGMENT>( m_Pos - half_len, m_Pos + half_len,
half_width * 2 );
// All done
//
m_shapesDirty = false;
}
const EDA_RECT D_PAD::GetBoundingBox() const
{
EDA_RECT bbox;
for( const std::shared_ptr<SHAPE>& shape : GetEffectiveShapes() )
{
BOX2I r = shape->BBox();
bbox.Merge( EDA_RECT( (wxPoint) r.GetOrigin(), wxSize( r.GetWidth(), r.GetHeight() ) ) );
}
return bbox;
}
void D_PAD::SetDrawCoord()
{
MODULE* module = (MODULE*) m_Parent;
m_Pos = m_Pos0;
if( module == NULL )
return;
double angle = module->GetOrientation();
RotatePoint( &m_Pos.x, &m_Pos.y, angle );
m_Pos += module->GetPosition();
}
void D_PAD::SetLocalCoord()
{
MODULE* module = (MODULE*) m_Parent;
if( module == NULL )
{
m_Pos0 = m_Pos;
return;
}
m_Pos0 = m_Pos - module->GetPosition();
RotatePoint( &m_Pos0.x, &m_Pos0.y, -module->GetOrientation() );
}
void D_PAD::SetAttribute( PAD_ATTR_T aAttribute )
{
m_Attribute = aAttribute;
if( aAttribute == PAD_ATTRIB_SMD )
m_Drill = wxSize( 0, 0 );
m_shapesDirty = true;
}
void D_PAD::SetProperty( PAD_PROP_T aProperty )
{
m_Property = aProperty;
m_shapesDirty = true;
}
void D_PAD::SetOrientation( double aAngle )
{
NORMALIZE_ANGLE_POS( aAngle );
m_Orient = aAngle;
m_shapesDirty = true;
}
void D_PAD::Flip( const wxPoint& aCentre, bool aFlipLeftRight )
{
if( aFlipLeftRight )
{
MIRROR( m_Pos.x, aCentre.x );
MIRROR( m_Pos0.x, 0 );
MIRROR( m_Offset.x, 0 );
MIRROR( m_DeltaSize.x, 0 );
}
else
{
MIRROR( m_Pos.y, aCentre.y );
MIRROR( m_Pos0.y, 0 );
MIRROR( m_Offset.y, 0 );
MIRROR( m_DeltaSize.y, 0 );
}
SetOrientation( -GetOrientation() );
// flip pads layers
// PADS items are currently on all copper layers, or
// currently, only on Front or Back layers.
// So the copper layers count is not taken in account
SetLayerSet( FlipLayerMask( m_layerMask ) );
// Flip the basic shapes, in custom pads
FlipPrimitives();
m_shapesDirty = true;
}
// Flip the basic shapes, in custom pads
void D_PAD::FlipPrimitives()
{
for( std::shared_ptr<DRAWSEGMENT>& primitive : m_editPrimitives )
primitive->Flip( wxPoint( 0, 0 ), false );
m_shapesDirty = true;
}
void D_PAD::MirrorXPrimitives( int aX )
{
for( std::shared_ptr<DRAWSEGMENT>& primitive : m_editPrimitives )
primitive->Flip( wxPoint( aX, 0 ), true );
m_shapesDirty = true;
}
void D_PAD::AppendConfigs( std::vector<PARAM_CFG*>* aResult )
{
// Parameters stored in config are only significant parameters
// for a template.
// So not all parameters are stored, just few.
aResult->push_back( new PARAM_CFG_INT_WITH_SCALE( wxT( "PadDrill" ),
&m_Drill.x,
Millimeter2iu( 0.6 ),
Millimeter2iu( 0.1 ), Millimeter2iu( 10.0 ),
NULL, MM_PER_IU ) );
aResult->push_back( new PARAM_CFG_INT_WITH_SCALE( wxT( "PadDrillOvalY" ),
&m_Drill.y,
Millimeter2iu( 0.6 ),
Millimeter2iu( 0.1 ), Millimeter2iu( 10.0 ),
NULL, MM_PER_IU ) );
aResult->push_back( new PARAM_CFG_INT_WITH_SCALE( wxT( "PadSizeH" ),
&m_Size.x,
Millimeter2iu( 1.4 ),
Millimeter2iu( 0.1 ), Millimeter2iu( 20.0 ),
NULL, MM_PER_IU ) );
aResult->push_back( new PARAM_CFG_INT_WITH_SCALE( wxT( "PadSizeV" ),
&m_Size.y,
Millimeter2iu( 1.4 ),
Millimeter2iu( 0.1 ), Millimeter2iu( 20.0 ),
NULL, MM_PER_IU ) );
}
// Returns the position of the pad.
wxPoint D_PAD::ShapePos() const
{
if( m_Offset.x == 0 && m_Offset.y == 0 )
return m_Pos;
wxPoint loc_offset = m_Offset;
RotatePoint( &loc_offset, m_Orient );
wxPoint shape_pos = m_Pos + loc_offset;
return shape_pos;
}
int D_PAD::GetLocalClearanceOverrides( wxString* aSource ) const
{
// A pad can have specific clearance that overrides its NETCLASS clearance value
if( GetLocalClearance() )
return GetLocalClearance( aSource );
// A footprint can have a specific clearance value
if( GetParent() && GetParent()->GetLocalClearance() )
return GetParent()->GetLocalClearance( aSource );
return 0;
}
int D_PAD::GetLocalClearance( wxString* aSource ) const
{
if( aSource )
*aSource = wxString::Format( _( "pad %s" ), GetName() );
return m_LocalClearance;
}
// Mask margins handling:
int D_PAD::GetSolderMaskMargin() const
{
// The pad inherits the margin only to calculate a default shape,
// therefore only if it is also a copper layer
// Pads defined only on mask layers (and perhaps on other tech layers) use the shape
// defined by the pad settings only
bool isOnCopperLayer = ( m_layerMask & LSET::AllCuMask() ).any();
if( !isOnCopperLayer )
return 0;
int margin = m_LocalSolderMaskMargin;
MODULE* module = GetParent();
if( module )
{
if( margin == 0 )
{
if( module->GetLocalSolderMaskMargin() )
margin = module->GetLocalSolderMaskMargin();
}
if( margin == 0 )
{
BOARD* brd = GetBoard();
if( brd )
margin = brd->GetDesignSettings().m_SolderMaskMargin;
}
}
// ensure mask have a size always >= 0
if( margin < 0 )
{
int minsize = -std::min( m_Size.x, m_Size.y ) / 2;
if( margin < minsize )
margin = minsize;
}
return margin;
}
wxSize D_PAD::GetSolderPasteMargin() const
{
// The pad inherits the margin only to calculate a default shape,
// therefore only if it is also a copper layer.
// Pads defined only on mask layers (and perhaps on other tech layers) use the shape
// defined by the pad settings only
bool isOnCopperLayer = ( m_layerMask & LSET::AllCuMask() ).any();
if( !isOnCopperLayer )
return wxSize( 0, 0 );
int margin = m_LocalSolderPasteMargin;
double mratio = m_LocalSolderPasteMarginRatio;
MODULE* module = GetParent();
if( module )
{
if( margin == 0 )
margin = module->GetLocalSolderPasteMargin();
auto brd = GetBoard();
if( margin == 0 && brd )
{
margin = brd->GetDesignSettings().m_SolderPasteMargin;
}
if( mratio == 0.0 )
mratio = module->GetLocalSolderPasteMarginRatio();
if( mratio == 0.0 && brd )
{
mratio = brd->GetDesignSettings().m_SolderPasteMarginRatio;
}
}
wxSize pad_margin;
pad_margin.x = margin + KiROUND( m_Size.x * mratio );
pad_margin.y = margin + KiROUND( m_Size.y * mratio );
// ensure mask have a size always >= 0
if( pad_margin.x < -m_Size.x / 2 )
pad_margin.x = -m_Size.x / 2;
if( pad_margin.y < -m_Size.y / 2 )
pad_margin.y = -m_Size.y / 2;
return pad_margin;
}
ZONE_CONNECTION D_PAD::GetEffectiveZoneConnection() const
{
MODULE* module = GetParent();
if( m_ZoneConnection == ZONE_CONNECTION::INHERITED && module )
return module->GetZoneConnection();
else
return m_ZoneConnection;
}
int D_PAD::GetThermalWidth() const
{
MODULE* module = GetParent();
if( m_ThermalWidth == 0 && module )
return module->GetThermalWidth();
else
return m_ThermalWidth;
}
int D_PAD::GetThermalGap() const
{
MODULE* module = GetParent();
if( m_ThermalGap == 0 && module )
return module->GetThermalGap();
else
return m_ThermalGap;
}
void D_PAD::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList )
{
EDA_UNITS units = aFrame->GetUserUnits();
wxString msg, msg2;
BOARD* board = GetBoard();
BOARD_DESIGN_SETTINGS& bds = board->GetDesignSettings();
MODULE* module = (MODULE*) m_Parent;
if( module )
aList.emplace_back( _( "Footprint" ), module->GetReference(), DARKCYAN );
aList.emplace_back( _( "Pad" ), m_name, BROWN );
if( !GetPinFunction().IsEmpty() )
aList.emplace_back( _( "Pin Name" ), GetPinFunction(), BROWN );
aList.emplace_back( _( "Net" ), UnescapeString( GetNetname() ), DARKCYAN );
// Display the netclass name (a pad having a netcode = 0 (no net) use the
// default netclass for clearance):
if( m_netinfo->GetNet() <= 0 )
msg = bds.GetDefault()->GetName();
else
msg = GetNetClassName();
aList.emplace_back( _( "NetClass" ), msg, CYAN );
aList.emplace_back( _( "Layer" ), LayerMaskDescribe( board, m_layerMask ), DARKGREEN );
// Show the pad shape, attribute and property
wxString props = ShowPadAttr();
if( GetProperty() != PAD_PROP_NONE )
props += ',';
switch( GetProperty() )
{
case PAD_PROP_NONE: break;
case PAD_PROP_BGA: props += _("BGA" ); break;
case PAD_PROP_FIDUCIAL_GLBL: props += _("Fiducial global" ); break;
case PAD_PROP_FIDUCIAL_LOCAL: props += _("Fiducial local" ); break;
case PAD_PROP_TESTPOINT: props += _("Test point" ); break;
case PAD_PROP_HEATSINK: props += _("Heat sink" ); break;
case PAD_PROP_CASTELLATED: props += _("Castellated" ); break;
}
aList.emplace_back( ShowPadShape(), props, DARKGREEN );
if( (GetShape() == PAD_SHAPE_CIRCLE || GetShape() == PAD_SHAPE_OVAL )
&& m_Size.x == m_Size.y )
{
msg = MessageTextFromValue( units, m_Size.x, true );
aList.emplace_back( _( "Diameter" ), msg, RED );
}
else
{
msg = MessageTextFromValue( units, m_Size.x, true );
aList.emplace_back( _( "Width" ), msg, RED );
msg = MessageTextFromValue( units, m_Size.y, true );
aList.emplace_back( _( "Height" ), msg, RED );
}
if( GetPadToDieLength() )
{
msg = MessageTextFromValue(units, GetPadToDieLength(), true );
aList.emplace_back( _( "Length in Package" ), msg, CYAN );
}
msg = MessageTextFromValue( units, m_Drill.x, true );
if( GetDrillShape() == PAD_DRILL_SHAPE_CIRCLE )
{
aList.emplace_back( _( "Drill" ), msg, RED );
}
else
{
msg = MessageTextFromValue( units, m_Drill.x, true )
+ wxT( "/" )
+ MessageTextFromValue( units, m_Drill.y, true );
aList.emplace_back( _( "Drill X / Y" ), msg, RED );
}
wxString source;
int clearance = GetClearance( nullptr, &source );
msg.Printf( _( "Min Clearance: %s" ), MessageTextFromValue( units, clearance, true ) );
msg2.Printf( _( "(from %s)" ), source );
aList.emplace_back( msg, msg2, BLACK );
}
void D_PAD::GetOblongGeometry( const wxSize& aDrillOrPadSize,
wxPoint* aStartPoint, wxPoint* aEndPoint, int* aWidth ) const
{
// calculates the start point, end point and width
// of an equivalent segment which have the same position and width as the pad or hole
int delta_cx, delta_cy;
wxSize halfsize = aDrillOrPadSize / 2;
wxPoint offset;
if( aDrillOrPadSize.x > aDrillOrPadSize.y ) // horizontal
{
delta_cx = halfsize.x - halfsize.y;
delta_cy = 0;
*aWidth = aDrillOrPadSize.y;
}
else // vertical
{
delta_cx = 0;
delta_cy = halfsize.y - halfsize.x;
*aWidth = aDrillOrPadSize.x;
}
RotatePoint( &delta_cx, &delta_cy, m_Orient );
aStartPoint->x = delta_cx + offset.x;
aStartPoint->y = delta_cy + offset.y;
aEndPoint->x = - delta_cx + offset.x;
aEndPoint->y = - delta_cy + offset.y;
}
bool D_PAD::HitTest( const wxPoint& aPosition, int aAccuracy ) const
{
VECTOR2I delta = aPosition - GetPosition();
int boundingRadius = GetBoundingRadius() + aAccuracy;
if( delta.SquaredEuclideanNorm() > SEG::Square( boundingRadius ) )
return false;
SHAPE_POLY_SET polySet;
TransformShapeWithClearanceToPolygon( polySet, aAccuracy );
return polySet.Contains( aPosition );
}
bool D_PAD::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy ) const
{
EDA_RECT arect = aRect;
arect.Normalize();
arect.Inflate( aAccuracy );
EDA_RECT bbox = GetBoundingBox();
if( !arect.Intersects( bbox ) )
return false;
// This covers total containment for all test cases
if( arect.Contains( bbox ) )
return true;
SHAPE_POLY_SET selRect;
selRect.NewOutline();
selRect.Append( arect.GetOrigin() );
selRect.Append( VECTOR2I( arect.GetRight(), arect.GetTop() ) );
selRect.Append( VECTOR2I( arect.GetRight(), arect.GetBottom() ) );
selRect.Append( VECTOR2I( arect.GetLeft(), arect.GetBottom() ) );
SHAPE_POLY_SET padPoly;
TransformShapeWithClearanceToPolygon( padPoly, aAccuracy );
selRect.BooleanIntersection( padPoly, SHAPE_POLY_SET::PM_FAST );
double padArea = padPoly.Outline( 0 ).Area();
double intersection = selRect.Outline( 0 ).Area();
if( intersection > ( padArea * 0.99 ) )
return true;
else
return !aContained && intersection > 0;
}
int D_PAD::Compare( const D_PAD* padref, const D_PAD* padcmp )
{
int diff;
if( ( diff = padref->GetShape() - padcmp->GetShape() ) != 0 )
return diff;
if( ( diff = padref->GetDrillShape() - padcmp->GetDrillShape() ) != 0)
return diff;
if( ( diff = padref->m_Drill.x - padcmp->m_Drill.x ) != 0 )
return diff;
if( ( diff = padref->m_Drill.y - padcmp->m_Drill.y ) != 0 )
return diff;
if( ( diff = padref->m_Size.x - padcmp->m_Size.x ) != 0 )
return diff;
if( ( diff = padref->m_Size.y - padcmp->m_Size.y ) != 0 )
return diff;
if( ( diff = padref->m_Offset.x - padcmp->m_Offset.x ) != 0 )
return diff;
if( ( diff = padref->m_Offset.y - padcmp->m_Offset.y ) != 0 )
return diff;
if( ( diff = padref->m_DeltaSize.x - padcmp->m_DeltaSize.x ) != 0 )
return diff;
if( ( diff = padref->m_DeltaSize.y - padcmp->m_DeltaSize.y ) != 0 )
return diff;
// TODO: test custom shapes
// Dick: specctra_export needs this
// Lorenzo: gencad also needs it to implement padstacks!
#if __cplusplus >= 201103L
long long d = padref->m_layerMask.to_ullong() - padcmp->m_layerMask.to_ullong();
if( d < 0 )
return -1;
else if( d > 0 )
return 1;
return 0;
#else
// these strings are not typically constructed, since we don't get here often.
std::string s1 = padref->m_layerMask.to_string();
std::string s2 = padcmp->m_layerMask.to_string();
return s1.compare( s2 );
#endif
}
void D_PAD::Rotate( const wxPoint& aRotCentre, double aAngle )
{
RotatePoint( &m_Pos, aRotCentre, aAngle );
m_Orient = NormalizeAngle360Min( m_Orient + aAngle );
SetLocalCoord();
m_shapesDirty = true;
}
wxString D_PAD::ShowPadShape() const
{
switch( GetShape() )
{
case PAD_SHAPE_CIRCLE: return _( "Circle" );
case PAD_SHAPE_OVAL: return _( "Oval" );
case PAD_SHAPE_RECT: return _( "Rect" );
case PAD_SHAPE_TRAPEZOID: return _( "Trap" );
case PAD_SHAPE_ROUNDRECT: return _( "Roundrect" );
case PAD_SHAPE_CHAMFERED_RECT: return _( "Chamferedrect" );
case PAD_SHAPE_CUSTOM: return _( "CustomShape" );
default: return wxT( "???" );
}
}
wxString D_PAD::ShowPadAttr() const
{
switch( GetAttribute() )
{
case PAD_ATTRIB_STANDARD: return _( "Std" );
case PAD_ATTRIB_SMD: return _( "SMD" );
case PAD_ATTRIB_CONN: return _( "Conn" );
case PAD_ATTRIB_HOLE_NOT_PLATED: return _( "Not Plated" );
default: return wxT( "???" );
}
}
wxString D_PAD::GetSelectMenuText( EDA_UNITS aUnits ) const
{
if( GetName().IsEmpty() )
{
return wxString::Format( _( "Pad of %s on %s" ),
GetParent()->GetReference(),
LayerMaskDescribe( GetBoard(), m_layerMask ) );
}
else
{
return wxString::Format( _( "Pad %s of %s on %s" ),
GetName(),
GetParent()->GetReference(),
LayerMaskDescribe( GetBoard(), m_layerMask ) );
}
}
BITMAP_DEF D_PAD::GetMenuImage() const
{
return pad_xpm;
}
EDA_ITEM* D_PAD::Clone() const
{
return new D_PAD( *this );
}
bool D_PAD::PadShouldBeNPTH() const
{
return( m_Attribute == PAD_ATTRIB_STANDARD
&& m_Drill.x >= m_Size.x && m_Drill.y >= m_Size.y );
}
void D_PAD::ViewGetLayers( int aLayers[], int& aCount ) const
{
aCount = 0;
// These 2 types of pads contain a hole
if( m_Attribute == PAD_ATTRIB_STANDARD )
aLayers[aCount++] = LAYER_PADS_PLATEDHOLES;
if( m_Attribute == PAD_ATTRIB_HOLE_NOT_PLATED )
aLayers[aCount++] = LAYER_NON_PLATEDHOLES;
if( IsOnLayer( F_Cu ) && IsOnLayer( B_Cu ) )
{
// Multi layer pad
aLayers[aCount++] = LAYER_PADS_TH;
aLayers[aCount++] = LAYER_PADS_NETNAMES;
}
else if( IsOnLayer( F_Cu ) )
{
aLayers[aCount++] = LAYER_PAD_FR;
// Is this a PTH pad that has only front copper? If so, we need to also display the
// net name on the PTH netname layer so that it isn't blocked by the drill hole.
if( m_Attribute == PAD_ATTRIB_STANDARD )
aLayers[aCount++] = LAYER_PADS_NETNAMES;
else
aLayers[aCount++] = LAYER_PAD_FR_NETNAMES;
}
else if( IsOnLayer( B_Cu ) )
{
aLayers[aCount++] = LAYER_PAD_BK;
// Is this a PTH pad that has only back copper? If so, we need to also display the
// net name on the PTH netname layer so that it isn't blocked by the drill hole.
if( m_Attribute == PAD_ATTRIB_STANDARD )
aLayers[aCount++] = LAYER_PADS_NETNAMES;
else
aLayers[aCount++] = LAYER_PAD_BK_NETNAMES;
}
else
{
// Internal layers only. (Not yet supported in GUI, but is being used by Python
// footprint generators and will be needed anyway once pad stacks are supported.)
for ( int internal = In1_Cu; internal < In30_Cu; ++internal )
{
if( IsOnLayer( (PCB_LAYER_ID) internal ) )
aLayers[aCount++] = internal;
}
}
// Check non-copper layers. This list should include all the layers that the
// footprint editor allows a pad to be placed on.
static const PCB_LAYER_ID layers_mech[] = { F_Mask, B_Mask, F_Paste, B_Paste,
F_Adhes, B_Adhes, F_SilkS, B_SilkS, Dwgs_User, Eco1_User, Eco2_User };
for( PCB_LAYER_ID each_layer : layers_mech )
{
if( IsOnLayer( each_layer ) )
aLayers[aCount++] = each_layer;
}
#ifdef __WXDEBUG__
if( aCount == 0 ) // Should not occur
{
wxString msg;
msg.Printf( wxT( "footprint %s, pad %s: could not find valid layer for pad" ),
GetParent() ? GetParent()->GetReference() : "<null>",
GetName().IsEmpty() ? "(unnamed)" : GetName() );
wxLogWarning( msg );
}
#endif
}
unsigned int D_PAD::ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const
{
if( aView->GetPrintMode() > 0 ) // In printing mode the pad is always drawable
return 0;
const int HIDE = std::numeric_limits<unsigned int>::max();
BOARD* board = GetBoard();
// Handle Render tab switches
if( ( GetAttribute() == PAD_ATTRIB_STANDARD || GetAttribute() == PAD_ATTRIB_HOLE_NOT_PLATED )
&& !aView->IsLayerVisible( LAYER_PADS_TH ) )
return HIDE;
if( !IsFlipped() && !aView->IsLayerVisible( LAYER_MOD_FR ) )
return HIDE;
if( IsFlipped() && !aView->IsLayerVisible( LAYER_MOD_BK ) )
return HIDE;
if( IsFrontLayer( ( PCB_LAYER_ID )aLayer ) && !aView->IsLayerVisible( LAYER_PAD_FR ) )
return HIDE;
if( IsBackLayer( ( PCB_LAYER_ID )aLayer ) && !aView->IsLayerVisible( LAYER_PAD_BK ) )
return HIDE;
// Only draw the pad if at least one of the layers it crosses is being displayed
if( board && !( board->GetVisibleLayers() & GetLayerSet() ).any() )
return HIDE;
// Netnames will be shown only if zoom is appropriate
if( IsNetnameLayer( aLayer ) )
{
int divisor = std::max( m_Size.x, m_Size.y );
// Pad sizes can be zero briefly when someone is typing a number like "0.5"
// in the pad properties dialog
if( divisor == 0 )
return HIDE;
return ( Millimeter2iu( 10 ) / divisor );
}
// Other layers are shown without any conditions
return 0;
}
const BOX2I D_PAD::ViewBBox() const
{
// Bounding box includes soldermask too
int solderMaskMargin = GetSolderMaskMargin();
VECTOR2I solderPasteMargin = VECTOR2D( GetSolderPasteMargin() );
EDA_RECT bbox = GetBoundingBox();
// Look for the biggest possible bounding box
int xMargin = std::max( solderMaskMargin, solderPasteMargin.x );
int yMargin = std::max( solderMaskMargin, solderPasteMargin.y );
return BOX2I( VECTOR2I( bbox.GetOrigin() ) - VECTOR2I( xMargin, yMargin ),
VECTOR2I( bbox.GetSize() ) + VECTOR2I( 2 * xMargin, 2 * yMargin ) );
}
void D_PAD::ImportSettingsFrom( const D_PAD& aMasterPad )
{
SetShape( aMasterPad.GetShape() );
SetLayerSet( aMasterPad.GetLayerSet() );
SetAttribute( aMasterPad.GetAttribute() );
SetProperty( aMasterPad.GetProperty() );
// The pad orientation, for historical reasons is the
// pad rotation + parent rotation.
// So we have to manage this parent rotation
double pad_rot = aMasterPad.GetOrientation();
if( aMasterPad.GetParent() )
pad_rot -= aMasterPad.GetParent()->GetOrientation();
if( GetParent() )
pad_rot += GetParent()->GetOrientation();
SetOrientation( pad_rot );
SetSize( aMasterPad.GetSize() );
SetDelta( wxSize( 0, 0 ) );
SetOffset( aMasterPad.GetOffset() );
SetDrillSize( aMasterPad.GetDrillSize() );
SetDrillShape( aMasterPad.GetDrillShape() );
SetRoundRectRadiusRatio( aMasterPad.GetRoundRectRadiusRatio() );
SetChamferRectRatio( aMasterPad.GetChamferRectRatio() );
SetChamferPositions( aMasterPad.GetChamferPositions() );
switch( aMasterPad.GetShape() )
{
case PAD_SHAPE_TRAPEZOID:
SetDelta( aMasterPad.GetDelta() );
break;
case PAD_SHAPE_CIRCLE:
// ensure size.y == size.x
SetSize( wxSize( GetSize().x, GetSize().x ) );
break;
default:
;
}
switch( aMasterPad.GetAttribute() )
{
case PAD_ATTRIB_SMD:
case PAD_ATTRIB_CONN:
// These pads do not have hole (they are expected to be only on one
// external copper layer)
SetDrillSize( wxSize( 0, 0 ) );
break;
default:
;
}
// copy also local settings:
SetLocalClearance( aMasterPad.GetLocalClearance() );
SetLocalSolderMaskMargin( aMasterPad.GetLocalSolderMaskMargin() );
SetLocalSolderPasteMargin( aMasterPad.GetLocalSolderPasteMargin() );
SetLocalSolderPasteMarginRatio( aMasterPad.GetLocalSolderPasteMarginRatio() );
SetZoneConnection( aMasterPad.GetEffectiveZoneConnection() );
SetThermalWidth( aMasterPad.GetThermalWidth() );
SetThermalGap( aMasterPad.GetThermalGap() );
// Add or remove custom pad shapes:
SetPrimitives( aMasterPad.GetPrimitives() );
SetAnchorPadShape( aMasterPad.GetAnchorPadShape() );
m_shapesDirty = true;
}
void D_PAD::SwapData( BOARD_ITEM* aImage )
{
assert( aImage->Type() == PCB_PAD_T );
std::swap( *((MODULE*) this), *((MODULE*) aImage) );
}
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