kicad/3d-viewer/3d_canvas/create_layer_poly.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) 1992-2021 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_layer_poly.cpp
* @brief This file implements the creation of the pcb board items in the poly
* contours format.
*/
#include "board_adapter.h"
#include <convert_basic_shapes_to_polygon.h>
#include <fp_shape.h>
#include <footprint.h>
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/*
* This is used to draw pad outlines on silk layers.
*/
void BOARD_ADAPTER::buildPadOutlineAsPolygon( const PAD* aPad, SHAPE_POLY_SET& aCornerBuffer,
int aWidth ) const
{
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if( aPad->GetShape() == PAD_SHAPE::CIRCLE ) // Draw a ring
{
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TransformRingToPolygon( aCornerBuffer, aPad->ShapePos(), aPad->GetSize().x / 2, aWidth,
ARC_HIGH_DEF, ERROR_INSIDE );
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 ii = 0; ii < path.PointCount(); ++ii )
{
const VECTOR2I& a = path.CPoint( ii );
const VECTOR2I& b = path.CPoint( ii + 1 );
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TransformOvalToPolygon( aCornerBuffer, a, b, aWidth, ARC_HIGH_DEF, ERROR_INSIDE );
}
}
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void BOARD_ADAPTER::transformFPShapesToPolygon( const FOOTPRINT* aFootprint, PCB_LAYER_ID aLayer,
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SHAPE_POLY_SET& aCornerBuffer ) const
{
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for( BOARD_ITEM* item : aFootprint->GraphicalItems() )
{
if( item->Type() == PCB_FP_SHAPE_T )
{
FP_SHAPE* shape = static_cast<FP_SHAPE*>( item );
if( shape->GetLayer() == aLayer )
{
shape->TransformShapeWithClearanceToPolygon( aCornerBuffer, aLayer, 0,
ARC_HIGH_DEF, ERROR_INSIDE );
}
}
else if( BaseType( item->Type() ) == PCB_DIMENSION_T )
{
PCB_DIMENSION_BASE* dimension = static_cast<PCB_DIMENSION_BASE*>( item );
if( dimension->GetLayer() == aLayer )
{
dimension->TransformShapeWithClearanceToPolygon( aCornerBuffer, aLayer, 0,
ARC_HIGH_DEF, ERROR_INSIDE );
}
}
}
}