kicad/3d-viewer/3d_canvas/create_3Dgraphic_brd_items.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015-2016 Mario Luzeiro <mrluzeiro@ua.pt>
* Copyright (C) 1992-2022 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
/**
* @file create_graphic_brd_items.cpp
* @brief This file implements the creation of 2D graphic primitives of pcb items:
* pads, tracks, drawsegments, texts....
* It is based on the function found in the files:
* board_items_to_polygon_shape_transform.cpp
*/
#include "../3d_rendering/raytracing/shapes2D/ring_2d.h"
#include "../3d_rendering/raytracing/shapes2D/filled_circle_2d.h"
#include "../3d_rendering/raytracing/shapes2D/round_segment_2d.h"
#include "../3d_rendering/raytracing/shapes2D/triangle_2d.h"
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#include "fp_textbox.h"
#include <board_adapter.h>
#include <footprint.h>
#include <pad.h>
#include <pcb_text.h>
#include <fp_shape.h>
#include <board_design_settings.h>
#include <pcb_painter.h> // for PCB_RENDER_SETTINGS
#include <zone.h>
#include <fp_text.h>
#include <convert_basic_shapes_to_polygon.h>
#include <trigo.h>
#include <geometry/shape_segment.h>
#include <geometry/geometry_utils.h>
#include <geometry/shape_circle.h>
#include <geometry/shape_rect.h>
#include <geometry/shape_simple.h>
#include <utility>
#include <vector>
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#include <wx/log.h>
#include <macros.h>
#include <callback_gal.h>
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#define TO_3DU( x ) ( ( x ) * m_biuTo3Dunits )
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#define TO_SFVEC2F( vec ) SFVEC2F( TO_3DU( vec.x ), TO_3DU( -vec.y ) )
void BOARD_ADAPTER::addText( const EDA_TEXT* aText, CONTAINER_2D_BASE* aContainer,
const BOARD_ITEM* aOwner )
{
KIGFX::GAL_DISPLAY_OPTIONS empty_opts;
TEXT_ATTRIBUTES attrs = aText->GetAttributes();
float penWidth_3DU = TO_3DU( aText->GetEffectiveTextPenWidth() );
KIFONT::FONT* font = aText->GetFont();
if( !font )
font = KIFONT::FONT::GetFont( wxEmptyString, aText->IsBold(), aText->IsItalic() );
if( aOwner && aOwner->IsKnockout() )
{
SHAPE_POLY_SET knockouts;
CALLBACK_GAL callback_gal( empty_opts,
// Polygon callback
[&]( const SHAPE_LINE_CHAIN& aPoly )
{
knockouts.AddOutline( aPoly );
} );
attrs.m_StrokeWidth = aText->GetEffectiveTextPenWidth();
attrs.m_Angle = aText->GetDrawRotation();
callback_gal.SetIsFill( font->IsOutline() );
callback_gal.SetIsStroke( font->IsStroke() );
callback_gal.SetLineWidth( attrs.m_StrokeWidth );
font->Draw( &callback_gal, aText->GetShownText(), aText->GetDrawPos(), attrs );
SHAPE_POLY_SET finalPoly;
int margin = attrs.m_StrokeWidth * 1.5 +
GetKnockoutTextMargin( attrs.m_Size, attrs.m_StrokeWidth );
aText->TransformBoundingBoxToPolygon( &finalPoly, margin );
finalPoly.BooleanSubtract( knockouts, SHAPE_POLY_SET::PM_FAST );
finalPoly.Fracture( SHAPE_POLY_SET::PM_FAST );
ConvertPolygonToTriangles( finalPoly, *aContainer, m_biuTo3Dunits, *aOwner );
}
else
{
CALLBACK_GAL callback_gal( empty_opts,
// Stroke callback
[&]( const VECTOR2I& aPt1, const VECTOR2I& aPt2 )
{
const SFVEC2F pt1_3DU = TO_SFVEC2F( aPt1 );
const SFVEC2F pt2_3DU = TO_SFVEC2F( aPt2 );
if( penWidth_3DU == 0.0 )
{
// Don't attempt to render degenerate shapes
}
else if( Is_segment_a_circle( pt1_3DU, pt2_3DU ) )
{
// Cannot add segments that have the same start and end point
aContainer->Add( new FILLED_CIRCLE_2D( pt1_3DU, penWidth_3DU / 2,
*aOwner ) );
}
else
{
aContainer->Add( new ROUND_SEGMENT_2D( pt1_3DU, pt2_3DU, penWidth_3DU,
*aOwner ) );
}
},
// Triangulation callback
[&]( const VECTOR2I& aPt1, const VECTOR2I& aPt2, const VECTOR2I& aPt3 )
{
aContainer->Add( new TRIANGLE_2D( TO_SFVEC2F( aPt1 ), TO_SFVEC2F( aPt2 ),
TO_SFVEC2F( aPt3 ), *aOwner ) );
} );
attrs.m_Angle = aText->GetDrawRotation();
font->Draw( &callback_gal, aText->GetShownText(), aText->GetDrawPos(), attrs );
}
}
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void BOARD_ADAPTER::addShape( const PCB_DIMENSION_BASE* aDimension, CONTAINER_2D_BASE* aContainer,
const BOARD_ITEM* aOwner )
{
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addText( &aDimension->Text(), aContainer, aDimension );
const int linewidth = aDimension->GetLineThickness();
for( const std::shared_ptr<SHAPE>& shape : aDimension->GetShapes() )
{
switch( shape->Type() )
{
case SH_SEGMENT:
{
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const SEG& seg = static_cast<const SHAPE_SEGMENT*>( shape.get() )->GetSeg();
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aContainer->Add( new ROUND_SEGMENT_2D( TO_SFVEC2F( seg.A ), TO_SFVEC2F( seg.B ),
TO_3DU( linewidth ), *aOwner ) );
break;
}
case SH_CIRCLE:
{
int radius = static_cast<const SHAPE_CIRCLE*>( shape.get() )->GetRadius();
int delta = aDimension->GetLineThickness() / 2;
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aContainer->Add( new RING_2D( TO_SFVEC2F( shape->Centre() ), TO_3DU( radius - delta ),
TO_3DU( radius + delta ), *aOwner ) );
break;
}
default:
break;
}
}
}
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void BOARD_ADAPTER::addFootprintShapes( const FOOTPRINT* aFootprint, CONTAINER_2D_BASE* aContainer,
PCB_LAYER_ID aLayerId )
{
KIGFX::GAL_DISPLAY_OPTIONS empty_opts;
if( aFootprint->Reference().GetLayer() == aLayerId && aFootprint->Reference().IsVisible() )
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addText( &aFootprint->Reference(), aContainer, &aFootprint->Reference() );
if( aFootprint->Value().GetLayer() == aLayerId && aFootprint->Value().IsVisible() )
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addText( &aFootprint->Value(), aContainer, &aFootprint->Value() );
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for( BOARD_ITEM* item : aFootprint->GraphicalItems() )
{
switch( item->Type() )
{
case PCB_FP_TEXT_T:
{
FP_TEXT* text = static_cast<FP_TEXT*>( item );
if( text->GetLayer() == aLayerId && text->IsVisible() )
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addText( text, aContainer, text );
break;
}
case PCB_FP_TEXTBOX_T:
{
FP_TEXTBOX* textbox = static_cast<FP_TEXTBOX*>( item );
if( textbox->GetLayer() == aLayerId )
{
addShape( textbox, aContainer, aFootprint );
addText( textbox, aContainer, aFootprint );
}
break;
}
case PCB_FP_DIM_ALIGNED_T:
case PCB_FP_DIM_CENTER_T:
case PCB_FP_DIM_ORTHOGONAL_T:
case PCB_FP_DIM_RADIAL_T:
case PCB_FP_DIM_LEADER_T:
{
PCB_DIMENSION_BASE* dimension = static_cast<PCB_DIMENSION_BASE*>( item );
if( dimension->GetLayer() == aLayerId )
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addShape( dimension, aContainer, aFootprint );
break;
}
case PCB_FP_SHAPE_T:
{
FP_SHAPE* shape = static_cast<FP_SHAPE*>( item );
if( shape->GetLayer() == aLayerId )
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addShape( shape, aContainer, aFootprint );
break;
}
default:
break;
}
}
}
void BOARD_ADAPTER::createTrack( const PCB_TRACK* aTrack, CONTAINER_2D_BASE* aDstContainer )
{
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SFVEC2F start3DU = TO_SFVEC2F( aTrack->GetStart() );
SFVEC2F end3DU = TO_SFVEC2F( aTrack->GetEnd() );
switch( aTrack->Type() )
{
case PCB_VIA_T:
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{
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const float radius3DU = TO_3DU( aTrack->GetWidth() / 2 );
if( radius3DU > 0.0 )
aDstContainer->Add( new FILLED_CIRCLE_2D( start3DU, radius3DU, *aTrack ) );
break;
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}
case PCB_ARC_T:
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{
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const PCB_ARC* arc = static_cast<const PCB_ARC*>( aTrack );
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VECTOR2D center( arc->GetCenter() );
EDA_ANGLE arc_angle = arc->GetAngle();
double radius = arc->GetRadius();
int arcsegcount = GetArcToSegmentCount( radius, ARC_HIGH_DEF, arc_angle );
int circlesegcount;
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// We need a circle to segment count. However, the arc angle can be small, and the
// radius very big. so we calculate a reasonable value for circlesegcount.
if( arcsegcount <= 1 ) // The arc will be approximated by a segment
{
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circlesegcount = 1;
}
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else
{
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circlesegcount = KiROUND( arcsegcount * 360.0 / std::abs( arc_angle.AsDegrees() ) );
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circlesegcount = std::max( 1, std::min( circlesegcount, 128 ) );
}
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transformArcToSegments( VECTOR2I( center.x, center.y ), arc->GetStart(), arc_angle,
circlesegcount, arc->GetWidth(), aDstContainer, *arc );
break;
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}
case PCB_TRACE_T: // Track is a usual straight segment
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{
if( aTrack->GetWidth() == 0 )
{
// Don't attempt to render degenerate shapes
}
else if( Is_segment_a_circle( start3DU, end3DU ) )
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{
// Cannot add segments that have the same start and end point
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aDstContainer->Add( new FILLED_CIRCLE_2D( start3DU, TO_3DU( aTrack->GetWidth() / 2 ),
*aTrack ) );
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}
else
{
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aDstContainer->Add( new ROUND_SEGMENT_2D( start3DU, end3DU, TO_3DU( aTrack->GetWidth() ),
*aTrack ) );
}
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break;
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}
default:
break;
}
}
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void BOARD_ADAPTER::createPadWithMargin( const PAD* aPad, CONTAINER_2D_BASE* aContainer,
PCB_LAYER_ID aLayer, const VECTOR2I& aMargin ) const
{
SHAPE_POLY_SET poly;
int maxError = GetBoard()->GetDesignSettings().m_MaxError;
VECTOR2I clearance = aMargin;
// Our shape-based builder can't handle negative or differing x:y clearance values (the
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// former are common for solder paste while the later get generated when a relative paste
// margin is used with an oblong pad). So we apply this huge hack and fake a larger pad to
// run the general-purpose polygon builder on.
// Of course being a hack it falls down when dealing with custom shape pads (where the size
// is only the size of the anchor), so for those we punt and just use aMargin.x.
if( ( clearance.x < 0 || clearance.x != clearance.y )
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&& aPad->GetShape() != PAD_SHAPE::CUSTOM )
{
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VECTOR2I dummySize = VECTOR2I( aPad->GetSize() ) + clearance + clearance;
if( dummySize.x <= 0 || dummySize.y <= 0 )
return;
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PAD dummy( *aPad );
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dummy.SetSize( wxSize( dummySize.x, dummySize.y ) );
dummy.TransformShapeToPolygon( poly, aLayer, 0, maxError, ERROR_INSIDE );
clearance = { 0, 0 };
}
else
{
auto padShapes = std::static_pointer_cast<SHAPE_COMPOUND>( aPad->GetEffectiveShape() );
for( const SHAPE* shape : padShapes->Shapes() )
{
switch( shape->Type() )
{
case SH_SEGMENT:
{
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const SHAPE_SEGMENT* seg = static_cast<const SHAPE_SEGMENT*>( shape );
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const SFVEC2F a3DU = TO_SFVEC2F( seg->GetSeg().A );
const SFVEC2F b3DU = TO_SFVEC2F( seg->GetSeg().B );
const double width3DU = TO_3DU( seg->GetWidth() + clearance.x * 2 );
if( width3DU == 0.0 )
{
// Don't attempt to render degenerate shapes
}
else if( Is_segment_a_circle( a3DU, b3DU ) )
{
// Cannot add segments that have the same start and end point
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aContainer->Add( new FILLED_CIRCLE_2D( a3DU, width3DU / 2, *aPad ) );
}
else
{
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aContainer->Add( new ROUND_SEGMENT_2D( a3DU, b3DU, width3DU, *aPad ) );
}
break;
}
case SH_CIRCLE:
{
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const SHAPE_CIRCLE* circle = static_cast<const SHAPE_CIRCLE*>( shape );
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const double radius3DU = TO_3DU( circle->GetRadius() + clearance.x );
const SFVEC2F center3DU = TO_SFVEC2F( circle->GetCenter() );
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// Don't render zero radius circles
if( radius3DU > 0.0 )
aContainer->Add( new FILLED_CIRCLE_2D( center3DU, radius3DU, *aPad ) );
break;
}
case SH_RECT:
{
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const SHAPE_RECT* rect = static_cast<const SHAPE_RECT*>( shape );
poly.NewOutline();
poly.Append( rect->GetPosition() );
poly.Append( rect->GetPosition().x + rect->GetSize().x, rect->GetPosition().y );
poly.Append( rect->GetPosition() + rect->GetSize() );
poly.Append( rect->GetPosition().x, rect->GetPosition().y + rect->GetSize().y );
break;
}
case SH_SIMPLE:
poly.AddOutline( static_cast<const SHAPE_SIMPLE*>( shape )->Vertices() );
break;
case SH_POLY_SET:
poly = *(SHAPE_POLY_SET*) shape;
break;
case SH_ARC:
{
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const SHAPE_ARC* arc = static_cast<const SHAPE_ARC*>( shape );
SHAPE_LINE_CHAIN l = arc->ConvertToPolyline( maxError );
for( int i = 0; i < l.SegmentCount(); i++ )
{
SHAPE_SEGMENT seg( l.Segment( i ).A, l.Segment( i ).B, arc->GetWidth() );
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const SFVEC2F a3DU = TO_SFVEC2F( seg.GetSeg().A );
const SFVEC2F b3DU = TO_SFVEC2F( seg.GetSeg().B );
const double width3DU = TO_3DU( arc->GetWidth() + clearance.x * 2 );
if( width3DU == 0.0 )
{
// Don't attempt to render degenerate shapes
}
else if( Is_segment_a_circle( a3DU, b3DU ) )
{
// Cannot add segments that have the same start and end point
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aContainer->Add( new FILLED_CIRCLE_2D( a3DU, width3DU / 2, *aPad ) );
}
else
{
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aContainer->Add( new ROUND_SEGMENT_2D( a3DU, b3DU, width3DU, *aPad ) );
}
}
break;
}
default:
UNIMPLEMENTED_FOR( SHAPE_TYPE_asString( shape->Type() ) );
break;
}
}
}
if( !poly.IsEmpty() )
{
if( clearance.x )
poly.Inflate( clearance.x, 32 );
// Add the PAD polygon
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ConvertPolygonToTriangles( poly, *aContainer, m_biuTo3Dunits, *aPad );
}
}
OBJECT_2D* BOARD_ADAPTER::createPadWithDrill( const PAD* aPad, int aInflateValue )
{
if( !aPad->HasHole() )
{
wxLogTrace( m_logTrace, wxT( "BOARD_ADAPTER::createPadWithDrill - found an invalid pad" ) );
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return nullptr;
}
std::shared_ptr<SHAPE_SEGMENT> slot = aPad->GetEffectiveHoleShape();
if( slot->GetSeg().A == slot->GetSeg().B )
{
return new FILLED_CIRCLE_2D( TO_SFVEC2F( slot->GetSeg().A ),
TO_3DU( slot->GetWidth() / 2 + aInflateValue ),
*aPad );
}
else
{
return new ROUND_SEGMENT_2D( TO_SFVEC2F( slot->GetSeg().A ),
TO_SFVEC2F( slot->GetSeg().B ),
TO_3DU( slot->GetWidth() + aInflateValue * 2 ),
*aPad );
}
}
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void BOARD_ADAPTER::addPads( const FOOTPRINT* aFootprint, CONTAINER_2D_BASE* aContainer,
PCB_LAYER_ID aLayerId, bool aSkipNPTHPadsWihNoCopper,
bool aSkipPlatedPads, bool aSkipNonPlatedPads )
{
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for( PAD* pad : aFootprint->Pads() )
{
if( !pad->IsOnLayer( aLayerId ) )
continue;
// Skip pad annulus when not connected on this layer (if removing is enabled)
if( !pad->FlashLayer( aLayerId ) && IsCopperLayer( aLayerId ) )
continue;
// NPTH pads are not drawn on layers if the shape size and pos is the same as their hole:
if( aSkipNPTHPadsWihNoCopper && ( pad->GetAttribute() == PAD_ATTRIB::NPTH ) )
{
if( pad->GetDrillSize() == pad->GetSize() && pad->GetOffset() == wxPoint( 0, 0 ) )
{
switch( pad->GetShape() )
{
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case PAD_SHAPE::CIRCLE:
if( pad->GetDrillShape() == PAD_DRILL_SHAPE_CIRCLE )
continue;
break;
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case PAD_SHAPE::OVAL:
if( pad->GetDrillShape() != PAD_DRILL_SHAPE_CIRCLE )
continue;
break;
default:
break;
}
}
}
VECTOR2I margin( 0, 0 );
switch( aLayerId )
{
case F_Cu:
if( aSkipPlatedPads && pad->FlashLayer( F_Mask ) )
continue;
if( aSkipNonPlatedPads && !pad->FlashLayer( F_Mask ) )
continue;
break;
case B_Cu:
if( aSkipPlatedPads && pad->FlashLayer( B_Mask ) )
continue;
if( aSkipNonPlatedPads && !pad->FlashLayer( B_Mask ) )
continue;
break;
case F_Mask:
case B_Mask:
margin.x += pad->GetSolderMaskExpansion();
margin.y += pad->GetSolderMaskExpansion();
break;
case F_Paste:
case B_Paste:
margin += pad->GetSolderPasteMargin();
break;
default:
break;
}
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createPadWithMargin( pad, aContainer, aLayerId, margin );
}
}
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// based on TransformArcToPolygon function from
// common/convert_basic_shapes_to_polygon.cpp
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void BOARD_ADAPTER::transformArcToSegments( const VECTOR2I& aCentre, const VECTOR2I& aStart,
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const EDA_ANGLE& aArcAngle, int aCircleToSegmentsCount,
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int aWidth, CONTAINER_2D_BASE* aContainer,
const BOARD_ITEM& aOwner )
{
// Don't attempt to render degenerate shapes
if( aWidth == 0 )
return;
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VECTOR2I arc_start, arc_end;
EDA_ANGLE arcAngle( aArcAngle );
EDA_ANGLE delta = ANGLE_360 / aCircleToSegmentsCount; // rotate angle
arc_end = arc_start = aStart;
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if( arcAngle != ANGLE_360 )
RotatePoint( arc_end, aCentre, -arcAngle );
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if( arcAngle < ANGLE_0 )
{
std::swap( arc_start, arc_end );
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arcAngle = -arcAngle;
}
// Compute the ends of segments and creates poly
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VECTOR2I curr_end = arc_start;
VECTOR2I curr_start = arc_start;
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for( EDA_ANGLE ii = delta; ii < arcAngle; ii += delta )
{
curr_end = arc_start;
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RotatePoint( curr_end, aCentre, -ii );
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const SFVEC2F start3DU = TO_SFVEC2F( curr_start );
const SFVEC2F end3DU = TO_SFVEC2F( curr_end );
if( Is_segment_a_circle( start3DU, end3DU ) )
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aContainer->Add( new FILLED_CIRCLE_2D( start3DU, TO_3DU( aWidth / 2 ), aOwner ) );
else
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aContainer->Add( new ROUND_SEGMENT_2D( start3DU, end3DU, TO_3DU( aWidth ), aOwner ) );
curr_start = curr_end;
}
if( curr_end != arc_end )
{
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const SFVEC2F start3DU = TO_SFVEC2F( curr_end );
const SFVEC2F end3DU = TO_SFVEC2F( arc_end );
if( Is_segment_a_circle( start3DU, end3DU ) )
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aContainer->Add( new FILLED_CIRCLE_2D( start3DU, TO_3DU( aWidth / 2 ), aOwner ) );
else
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aContainer->Add( new ROUND_SEGMENT_2D( start3DU, end3DU, TO_3DU( aWidth ), aOwner ) );
}
}
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void BOARD_ADAPTER::addShape( const PCB_SHAPE* aShape, CONTAINER_2D_BASE* aContainer,
const BOARD_ITEM* aOwner )
{
// The full width of the lines to create
// The extra 1 protects the inner/outer radius values from degeneracy
const int linewidth = aShape->GetWidth() + 1;
PLOT_DASH_TYPE lineStyle = aShape->GetStroke().GetPlotStyle();
if( lineStyle <= PLOT_DASH_TYPE::FIRST_TYPE )
{
switch( aShape->GetShape() )
{
case SHAPE_T::CIRCLE:
{
const SFVEC2F center3DU = TO_SFVEC2F( aShape->GetCenter() );
float inner_radius3DU = TO_3DU( aShape->GetRadius() - linewidth / 2 );
float outer_radius3DU = TO_3DU( aShape->GetRadius() + linewidth / 2 );
if( inner_radius3DU < 0 )
inner_radius3DU = 0.0;
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if( outer_radius3DU == 0.0 )
{
// Don't attempt to render degenerate shapes
}
else if( aShape->IsFilled() )
{
aContainer->Add( new FILLED_CIRCLE_2D( center3DU, outer_radius3DU,
*aOwner ) );
}
else
{
aContainer->Add( new RING_2D( center3DU, inner_radius3DU, outer_radius3DU,
*aOwner ) );
}
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break;
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}
case SHAPE_T::RECT:
if( aShape->IsFilled() )
{
SHAPE_POLY_SET polyList;
aShape->TransformShapeToPolygon( polyList, UNDEFINED_LAYER, 0, ARC_HIGH_DEF,
ERROR_INSIDE );
polyList.Simplify( SHAPE_POLY_SET::PM_FAST );
ConvertPolygonToTriangles( polyList, *aContainer, m_biuTo3Dunits, *aOwner );
}
else
{
std::vector<VECTOR2I> pts = aShape->GetRectCorners();
aContainer->Add( new ROUND_SEGMENT_2D( TO_SFVEC2F( pts[0] ), TO_SFVEC2F( pts[1] ),
TO_3DU( linewidth ), *aOwner ) );
aContainer->Add( new ROUND_SEGMENT_2D( TO_SFVEC2F( pts[1] ), TO_SFVEC2F( pts[2] ),
TO_3DU( linewidth ), *aOwner ) );
aContainer->Add( new ROUND_SEGMENT_2D( TO_SFVEC2F( pts[2] ), TO_SFVEC2F( pts[3] ),
TO_3DU( linewidth ), *aOwner ) );
aContainer->Add( new ROUND_SEGMENT_2D( TO_SFVEC2F( pts[3] ), TO_SFVEC2F( pts[0] ),
TO_3DU( linewidth ), *aOwner ) );
}
break;
case SHAPE_T::ARC:
{
unsigned int segCount = GetCircleSegmentCount( aShape->GetBoundingBox().GetSizeMax() );
transformArcToSegments( aShape->GetCenter(), aShape->GetStart(), aShape->GetArcAngle(),
segCount, linewidth, aContainer, *aOwner );
break;
}
case SHAPE_T::SEGMENT:
{
const SFVEC2F start3DU = TO_SFVEC2F( aShape->GetStart() );
const SFVEC2F end3DU = TO_SFVEC2F( aShape->GetEnd() );
const double linewidth3DU = TO_3DU( linewidth );
if( linewidth3DU == 0.0 )
{
// Don't attempt to render degenerate shapes
}
else if( Is_segment_a_circle( start3DU, end3DU ) )
{
// Cannot add segments that have the same start and end point
aContainer->Add( new FILLED_CIRCLE_2D( start3DU, linewidth3DU / 2, *aOwner ) );
}
else
{
aContainer->Add( new ROUND_SEGMENT_2D( start3DU, end3DU, linewidth3DU, *aOwner ) );
}
break;
}
case SHAPE_T::BEZIER:
case SHAPE_T::POLY:
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{
SHAPE_POLY_SET polyList;
aShape->TransformShapeToPolygon( polyList, UNDEFINED_LAYER, 0, ARC_HIGH_DEF,
ERROR_INSIDE );
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if( polyList.IsEmpty() ) // Just for caution
break;
ConvertPolygonToTriangles( polyList, *aContainer, m_biuTo3Dunits, *aOwner );
break;
}
default:
wxFAIL_MSG( wxT( "BOARD_ADAPTER::addShape no implementation for " )
+ aShape->SHAPE_T_asString() );
break;
}
}
else if( linewidth > 0 )
{
std::vector<SHAPE*> shapes = aShape->MakeEffectiveShapes( true );
SFVEC2F a3DU;
SFVEC2F b3DU;
double width3DU = TO_3DU( linewidth );
const PCB_PLOT_PARAMS& plotParams = aShape->GetBoard()->GetPlotOptions();
KIGFX::PCB_RENDER_SETTINGS renderSettings;
renderSettings.SetDashLengthRatio( plotParams.GetDashedLineDashRatio() );
renderSettings.SetGapLengthRatio( plotParams.GetDashedLineGapRatio() );
for( SHAPE* shape : shapes )
{
STROKE_PARAMS::Stroke( shape, lineStyle, linewidth, &renderSettings,
[&]( const VECTOR2I& a, const VECTOR2I& b )
{
a3DU = TO_SFVEC2F( a );
b3DU = TO_SFVEC2F( b );
if( Is_segment_a_circle( a3DU, b3DU ) )
aContainer->Add( new FILLED_CIRCLE_2D( a3DU, width3DU / 2, *aOwner ) );
else
aContainer->Add( new ROUND_SEGMENT_2D( a3DU, b3DU, width3DU, *aOwner ) );
} );
}
for( SHAPE* shape : shapes )
delete shape;
}
}
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void BOARD_ADAPTER::addSolidAreasShapes( const ZONE* aZone, CONTAINER_2D_BASE* aContainer,
PCB_LAYER_ID aLayerId )
{
// This convert the poly in outline and holes
ConvertPolygonToTriangles( *aZone->GetFilledPolysList( aLayerId ), *aContainer,
m_biuTo3Dunits, *aZone );
}
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void BOARD_ADAPTER::buildPadOutlineAsSegments( const PAD* aPad, CONTAINER_2D_BASE* aContainer,
int aWidth )
{
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if( aPad->GetShape() == PAD_SHAPE::CIRCLE ) // Draw a ring
{
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const SFVEC2F center3DU = TO_SFVEC2F( aPad->ShapePos() );
const int radius = aPad->GetSize().x / 2;
const float inner_radius3DU = TO_3DU( radius - aWidth / 2 );
const float outer_radius3DU = TO_3DU( radius + aWidth / 2 );
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aContainer->Add( new RING_2D( center3DU, inner_radius3DU, outer_radius3DU, *aPad ) );
return;
}
// For other shapes, add outlines as thick segments in polygon buffer
const std::shared_ptr<SHAPE_POLY_SET>& corners = aPad->GetEffectivePolygon();
const SHAPE_LINE_CHAIN& path = corners->COutline( 0 );
for( int j = 0; j < path.PointCount(); j++ )
{
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SFVEC2F start3DU = TO_SFVEC2F( path.CPoint( j ) );
SFVEC2F end3DU = TO_SFVEC2F( path.CPoint( j + 1 ) );
if( aWidth == 0 )
{
// Don't attempt to render degenerate shapes
}
else if( Is_segment_a_circle( start3DU, end3DU ) )
{
// Cannot add segments that have the same start and end point
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aContainer->Add( new FILLED_CIRCLE_2D( start3DU, TO_3DU( aWidth / 2 ), *aPad ) );
}
else
{
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aContainer->Add( new ROUND_SEGMENT_2D( start3DU, end3DU, TO_3DU( aWidth ), *aPad ) );
}
}
}