1372 lines
40 KiB
C++
1372 lines
40 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) 2017 Jean-Pierre Charras, jp.charras at wanadoo.fr
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* Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
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* Copyright (C) 1992-2022 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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#include <bitmaps.h>
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#include <geometry/geometry_utils.h>
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#include <geometry/shape_null.h>
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#include <pcb_edit_frame.h>
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#include <pcb_screen.h>
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#include <board.h>
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#include <board_design_settings.h>
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#include <pad.h>
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#include <zone.h>
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#include <string_utils.h>
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#include <math_for_graphics.h>
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#include <settings/color_settings.h>
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#include <settings/settings_manager.h>
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#include <trigo.h>
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#include <i18n_utility.h>
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ZONE::ZONE( BOARD_ITEM_CONTAINER* aParent, bool aInFP ) :
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BOARD_CONNECTED_ITEM( aParent, aInFP ? PCB_FP_ZONE_T : PCB_ZONE_T ),
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m_area( 0.0 ),
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m_outlinearea( 0.0 )
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{
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m_Poly = new SHAPE_POLY_SET(); // Outlines
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m_cornerSmoothingType = ZONE_SETTINGS::SMOOTHING_NONE;
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m_cornerRadius = 0;
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m_zoneName = wxEmptyString;
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m_CornerSelection = nullptr; // no corner is selected
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m_isFilled = false; // fill status : true when the zone is filled
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m_teardropType = TEARDROP_TYPE::TD_NONE;
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m_islandRemovalMode = ISLAND_REMOVAL_MODE::ALWAYS;
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m_borderStyle = ZONE_BORDER_DISPLAY_STYLE::DIAGONAL_EDGE;
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m_borderHatchPitch = GetDefaultHatchPitch();
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m_priority = 0;
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SetIsRuleArea( aInFP ); // Zones living in footprints have the rule area option
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SetLocalFlags( 0 ); // flags temporary used in zone calculations
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m_fillVersion = 5; // set the "old" way to build filled polygon areas (< 6.0.x)
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aParent->GetZoneSettings().ExportSetting( *this );
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m_ZoneMinThickness = EDA_UNIT_UTILS::Mils2IU( pcbIUScale, ZONE_THICKNESS_MIL );
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m_thermalReliefSpokeWidth = EDA_UNIT_UTILS::Mils2IU( pcbIUScale, ZONE_THERMAL_RELIEF_COPPER_WIDTH_MIL );
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m_thermalReliefGap = EDA_UNIT_UTILS::Mils2IU( pcbIUScale, ZONE_THERMAL_RELIEF_GAP_MIL );
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m_needRefill = false; // True only after edits.
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}
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ZONE::ZONE( const ZONE& aZone ) :
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BOARD_CONNECTED_ITEM( aZone ),
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m_Poly( nullptr ),
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m_CornerSelection( nullptr )
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{
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InitDataFromSrcInCopyCtor( aZone );
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}
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ZONE& ZONE::operator=( const ZONE& aOther )
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{
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BOARD_CONNECTED_ITEM::operator=( aOther );
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InitDataFromSrcInCopyCtor( aOther );
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return *this;
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}
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ZONE::~ZONE()
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{
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delete m_Poly;
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delete m_CornerSelection;
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}
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void ZONE::InitDataFromSrcInCopyCtor( const ZONE& aZone )
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{
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// members are expected non initialize in this.
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// InitDataFromSrcInCopyCtor() is expected to be called only from a copy constructor.
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// Copy only useful EDA_ITEM flags:
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m_flags = aZone.m_flags;
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m_forceVisible = aZone.m_forceVisible;
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// Replace the outlines for aZone outlines.
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delete m_Poly;
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m_Poly = new SHAPE_POLY_SET( *aZone.m_Poly );
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m_cornerSmoothingType = aZone.m_cornerSmoothingType;
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m_cornerRadius = aZone.m_cornerRadius;
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m_zoneName = aZone.m_zoneName;
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m_priority = aZone.m_priority;
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m_isRuleArea = aZone.m_isRuleArea;
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SetLayerSet( aZone.GetLayerSet() );
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m_doNotAllowCopperPour = aZone.m_doNotAllowCopperPour;
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m_doNotAllowVias = aZone.m_doNotAllowVias;
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m_doNotAllowTracks = aZone.m_doNotAllowTracks;
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m_doNotAllowPads = aZone.m_doNotAllowPads;
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m_doNotAllowFootprints = aZone.m_doNotAllowFootprints;
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m_PadConnection = aZone.m_PadConnection;
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m_ZoneClearance = aZone.m_ZoneClearance; // clearance value
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m_ZoneMinThickness = aZone.m_ZoneMinThickness;
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m_fillVersion = aZone.m_fillVersion;
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m_islandRemovalMode = aZone.m_islandRemovalMode;
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m_minIslandArea = aZone.m_minIslandArea;
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m_isFilled = aZone.m_isFilled;
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m_needRefill = aZone.m_needRefill;
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m_teardropType = aZone.m_teardropType;
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m_thermalReliefGap = aZone.m_thermalReliefGap;
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m_thermalReliefSpokeWidth = aZone.m_thermalReliefSpokeWidth;
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m_fillMode = aZone.m_fillMode; // solid vs. hatched
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m_hatchThickness = aZone.m_hatchThickness;
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m_hatchGap = aZone.m_hatchGap;
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m_hatchOrientation = aZone.m_hatchOrientation;
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m_hatchSmoothingLevel = aZone.m_hatchSmoothingLevel;
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m_hatchSmoothingValue = aZone.m_hatchSmoothingValue;
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m_hatchBorderAlgorithm = aZone.m_hatchBorderAlgorithm;
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m_hatchHoleMinArea = aZone.m_hatchHoleMinArea;
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// For corner moving, corner index to drag, or nullptr if no selection
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delete m_CornerSelection;
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m_CornerSelection = nullptr;
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for( PCB_LAYER_ID layer : aZone.GetLayerSet().Seq() )
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{
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std::shared_ptr<SHAPE_POLY_SET> fill = aZone.m_FilledPolysList.at( layer );
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if( fill )
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m_FilledPolysList[layer] = std::make_shared<SHAPE_POLY_SET>( *fill );
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else
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m_FilledPolysList[layer] = std::make_shared<SHAPE_POLY_SET>();
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m_filledPolysHash[layer] = aZone.m_filledPolysHash.at( layer );
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m_insulatedIslands[layer] = aZone.m_insulatedIslands.at( layer );
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}
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m_borderStyle = aZone.m_borderStyle;
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m_borderHatchPitch = aZone.m_borderHatchPitch;
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m_borderHatchLines = aZone.m_borderHatchLines;
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SetLocalFlags( aZone.GetLocalFlags() );
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m_netinfo = aZone.m_netinfo;
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m_area = aZone.m_area;
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m_outlinearea = aZone.m_outlinearea;
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}
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EDA_ITEM* ZONE::Clone() const
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{
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return new ZONE( *this );
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}
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bool ZONE::HigherPriority( const ZONE* aOther ) const
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{
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// Teardrops are always higher priority than regular zones, so if one zone is a teardrop
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// and the other is not, then return higher priority as the teardrop
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if( ( m_teardropType == TEARDROP_TYPE::TD_NONE )
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^ ( aOther->m_teardropType == TEARDROP_TYPE::TD_NONE ) )
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{
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return static_cast<int>( m_teardropType ) > static_cast<int>( aOther->m_teardropType );
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}
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if( m_priority != aOther->m_priority )
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return m_priority > aOther->m_priority;
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return m_Uuid > aOther->m_Uuid;
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}
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bool ZONE::SameNet( const ZONE* aOther ) const
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{
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return GetNetCode() == aOther->GetNetCode();
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}
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bool ZONE::UnFill()
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{
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bool change = false;
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for( std::pair<const PCB_LAYER_ID, std::shared_ptr<SHAPE_POLY_SET>>& pair : m_FilledPolysList )
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{
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change |= !pair.second->IsEmpty();
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m_insulatedIslands[pair.first].clear();
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pair.second->RemoveAllContours();
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}
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m_isFilled = false;
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m_fillFlags.reset();
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return change;
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}
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bool ZONE::IsConflicting() const
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{
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return HasFlag( COURTYARD_CONFLICT );
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}
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VECTOR2I ZONE::GetPosition() const
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{
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return GetCornerPosition( 0 );
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}
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PCB_LAYER_ID ZONE::GetLayer() const
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{
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return BOARD_ITEM::GetLayer();
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}
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PCB_LAYER_ID ZONE::GetFirstLayer() const
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{
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if( m_layerSet.size() )
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return m_layerSet.UIOrder()[0];
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else
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return UNDEFINED_LAYER;
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}
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bool ZONE::IsOnCopperLayer() const
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{
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return ( m_layerSet & LSET::AllCuMask() ).count() > 0;
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}
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void ZONE::SetLayer( PCB_LAYER_ID aLayer )
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{
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SetLayerSet( LSET( aLayer ) );
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}
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void ZONE::SetLayerSet( LSET aLayerSet )
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{
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if( aLayerSet.count() == 0 )
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return;
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if( m_layerSet != aLayerSet )
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{
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SetNeedRefill( true );
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UnFill();
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m_FilledPolysList.clear();
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m_filledPolysHash.clear();
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m_insulatedIslands.clear();
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for( PCB_LAYER_ID layer : aLayerSet.Seq() )
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{
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m_FilledPolysList[layer] = std::make_shared<SHAPE_POLY_SET>();
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m_filledPolysHash[layer] = {};
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m_insulatedIslands[layer] = {};
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}
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}
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m_layerSet = aLayerSet;
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}
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void ZONE::ViewGetLayers( int aLayers[], int& aCount ) const
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{
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aCount = 0;
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LSEQ layers = m_layerSet.Seq();
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for( PCB_LAYER_ID layer : m_layerSet.Seq() )
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{
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aLayers[ aCount++ ] = layer; // For outline (always full opacity)
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aLayers[ aCount++ ] = layer + LAYER_ZONE_START; // For fill (obeys global zone opacity)
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}
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if( IsConflicting() )
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aLayers[ aCount++ ] = LAYER_CONFLICTS_SHADOW;
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}
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double ZONE::ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const
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{
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constexpr double HIDE = std::numeric_limits<double>::max();
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return aView->IsLayerVisible( LAYER_ZONES ) ? 0.0 : HIDE;
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}
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bool ZONE::IsOnLayer( PCB_LAYER_ID aLayer ) const
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{
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return m_layerSet.test( aLayer );
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}
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const BOX2I ZONE::GetBoundingBox() const
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{
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if( const BOARD* board = GetBoard() )
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{
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std::unordered_map<const ZONE*, BOX2I>& cache = board->m_ZoneBBoxCache;
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auto cacheIter = cache.find( this );
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if( cacheIter != cache.end() )
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return cacheIter->second;
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BOX2I bbox = m_Poly->BBox();
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std::unique_lock<std::mutex> cacheLock( const_cast<BOARD*>( board )->m_CachesMutex );
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cache[ this ] = bbox;
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return bbox;
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}
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return m_Poly->BBox();
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}
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void ZONE::CacheBoundingBox()
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{
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BOARD* board = GetBoard();
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std::unordered_map<const ZONE*, BOX2I>& cache = board->m_ZoneBBoxCache;
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auto cacheIter = cache.find( this );
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if( cacheIter == cache.end() )
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{
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std::unique_lock<std::mutex> cacheLock( board->m_CachesMutex );
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cache[ this ] = m_Poly->BBox();
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}
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}
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int ZONE::GetThermalReliefGap( PAD* aPad, wxString* aSource ) const
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{
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if( aPad->GetLocalThermalGapOverride() == 0 )
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{
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if( aSource )
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*aSource = _( "zone" );
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return m_thermalReliefGap;
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}
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return aPad->GetLocalThermalGapOverride( aSource );
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}
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void ZONE::SetCornerRadius( unsigned int aRadius )
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{
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if( m_cornerRadius != aRadius )
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SetNeedRefill( true );
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m_cornerRadius = aRadius;
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}
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static SHAPE_POLY_SET g_nullPoly;
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MD5_HASH ZONE::GetHashValue( PCB_LAYER_ID aLayer )
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{
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if( !m_filledPolysHash.count( aLayer ) )
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return g_nullPoly.GetHash();
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else
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return m_filledPolysHash.at( aLayer );
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}
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void ZONE::BuildHashValue( PCB_LAYER_ID aLayer )
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{
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if( !m_FilledPolysList.count( aLayer ) )
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m_filledPolysHash[aLayer] = g_nullPoly.GetHash();
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else
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m_filledPolysHash[aLayer] = m_FilledPolysList.at( aLayer )->GetHash();
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}
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bool ZONE::HitTest( const VECTOR2I& aPosition, int aAccuracy ) const
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{
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// When looking for an "exact" hit aAccuracy will be 0 which works poorly for very thin
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// lines. Give it a floor.
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int accuracy = std::max( aAccuracy, pcbIUScale.mmToIU( 0.1 ) );
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return HitTestForCorner( aPosition, accuracy * 2 ) || HitTestForEdge( aPosition, accuracy );
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}
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bool ZONE::HitTestForCorner( const VECTOR2I& refPos, int aAccuracy,
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SHAPE_POLY_SET::VERTEX_INDEX* aCornerHit ) const
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{
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return m_Poly->CollideVertex( VECTOR2I( refPos ), aCornerHit, aAccuracy );
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}
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bool ZONE::HitTestForEdge( const VECTOR2I& refPos, int aAccuracy,
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SHAPE_POLY_SET::VERTEX_INDEX* aCornerHit ) const
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{
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return m_Poly->CollideEdge( VECTOR2I( refPos ), aCornerHit, aAccuracy );
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}
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bool ZONE::HitTest( const BOX2I& aRect, bool aContained, int aAccuracy ) const
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{
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// Calculate bounding box for zone
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BOX2I bbox = GetBoundingBox();
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bbox.Normalize();
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BOX2I arect = aRect;
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arect.Normalize();
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arect.Inflate( aAccuracy );
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if( aContained )
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{
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return arect.Contains( bbox );
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}
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else
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{
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// Fast test: if aBox is outside the polygon bounding box, rectangles cannot intersect
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if( !arect.Intersects( bbox ) )
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return false;
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int count = m_Poly->TotalVertices();
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for( int ii = 0; ii < count; ii++ )
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{
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VECTOR2I vertex = m_Poly->CVertex( ii );
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VECTOR2I vertexNext = m_Poly->CVertex( ( ii + 1 ) % count );
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// Test if the point is within the rect
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if( arect.Contains( vertex ) )
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return true;
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// Test if this edge intersects the rect
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if( arect.Intersects( vertex, vertexNext ) )
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return true;
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}
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return false;
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}
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}
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int ZONE::GetLocalClearance( wxString* aSource ) const
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{
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if( m_isRuleArea )
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return 0;
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if( aSource )
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*aSource = _( "zone" );
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return m_ZoneClearance;
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}
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bool ZONE::HitTestFilledArea( PCB_LAYER_ID aLayer, const VECTOR2I& aRefPos, int aAccuracy ) const
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{
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// Rule areas have no filled area, but it's generally nice to treat their interior as if it were
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// filled so that people don't have to select them by their outline (which is min-width)
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if( GetIsRuleArea() )
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return m_Poly->Contains( aRefPos, -1, aAccuracy );
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if( !m_FilledPolysList.count( aLayer ) )
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return false;
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return m_FilledPolysList.at( aLayer )->Contains( aRefPos, -1, aAccuracy );
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}
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bool ZONE::HitTestCutout( const VECTOR2I& aRefPos, int* aOutlineIdx, int* aHoleIdx ) const
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{
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// Iterate over each outline polygon in the zone and then iterate over
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// each hole it has to see if the point is in it.
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for( int i = 0; i < m_Poly->OutlineCount(); i++ )
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{
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for( int j = 0; j < m_Poly->HoleCount( i ); j++ )
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{
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if( m_Poly->Hole( i, j ).PointInside( aRefPos ) )
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{
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if( aOutlineIdx )
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*aOutlineIdx = i;
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if( aHoleIdx )
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*aHoleIdx = j;
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return true;
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}
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}
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}
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return false;
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}
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|
|
void ZONE::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList )
|
|
{
|
|
wxString msg;
|
|
|
|
if( GetIsRuleArea() )
|
|
msg = _( "Rule Area" );
|
|
else if( IsTeardropArea() )
|
|
msg = _( "Teardrop Area" );
|
|
else if( IsOnCopperLayer() )
|
|
msg = _( "Copper Zone" );
|
|
else
|
|
msg = _( "Non-copper Zone" );
|
|
|
|
// Display Cutout instead of Outline for holes inside a zone (i.e. when num contour !=0).
|
|
// Check whether the selected corner is in a hole; i.e., in any contour but the first one.
|
|
if( m_CornerSelection != nullptr && m_CornerSelection->m_contour > 0 )
|
|
msg << wxT( " " ) << _( "Cutout" );
|
|
|
|
aList.emplace_back( _( "Type" ), msg );
|
|
|
|
if( GetIsRuleArea() )
|
|
{
|
|
msg.Empty();
|
|
|
|
if( GetDoNotAllowVias() )
|
|
AccumulateDescription( msg, _( "No vias" ) );
|
|
|
|
if( GetDoNotAllowTracks() )
|
|
AccumulateDescription( msg, _( "No tracks" ) );
|
|
|
|
if( GetDoNotAllowPads() )
|
|
AccumulateDescription( msg, _( "No pads" ) );
|
|
|
|
if( GetDoNotAllowCopperPour() )
|
|
AccumulateDescription( msg, _( "No copper zones" ) );
|
|
|
|
if( GetDoNotAllowFootprints() )
|
|
AccumulateDescription( msg, _( "No footprints" ) );
|
|
|
|
if( !msg.IsEmpty() )
|
|
aList.emplace_back( _( "Restrictions" ), msg );
|
|
}
|
|
else if( IsOnCopperLayer() )
|
|
{
|
|
if( aFrame->GetName() == PCB_EDIT_FRAME_NAME )
|
|
{
|
|
aList.emplace_back( _( "Net" ), UnescapeString( GetNetname() ) );
|
|
|
|
aList.emplace_back( _( "Resolved Netclass" ),
|
|
UnescapeString( GetEffectiveNetClass()->GetName() ) );
|
|
}
|
|
|
|
// Display priority level
|
|
aList.emplace_back( _( "Priority" ),
|
|
wxString::Format( wxT( "%d" ), GetAssignedPriority() ) );
|
|
}
|
|
|
|
if( aFrame->GetName() == PCB_EDIT_FRAME_NAME )
|
|
{
|
|
if( IsLocked() )
|
|
aList.emplace_back( _( "Status" ), _( "Locked" ) );
|
|
}
|
|
|
|
wxString layerDesc;
|
|
int count = 0;
|
|
|
|
for( PCB_LAYER_ID layer : m_layerSet.Seq() )
|
|
{
|
|
if( count == 0 )
|
|
layerDesc = GetBoard()->GetLayerName( layer );
|
|
|
|
count++;
|
|
}
|
|
|
|
if( count > 1 )
|
|
layerDesc.Printf( _( "%s and %d more" ), layerDesc, count - 1 );
|
|
|
|
aList.emplace_back( _( "Layer" ), layerDesc );
|
|
|
|
if( !m_zoneName.empty() )
|
|
aList.emplace_back( _( "Name" ), m_zoneName );
|
|
|
|
switch( m_fillMode )
|
|
{
|
|
case ZONE_FILL_MODE::POLYGONS: msg = _( "Solid" ); break;
|
|
case ZONE_FILL_MODE::HATCH_PATTERN: msg = _( "Hatched" ); break;
|
|
default: msg = _( "Unknown" ); break;
|
|
}
|
|
|
|
aList.emplace_back( _( "Fill Mode" ), msg );
|
|
|
|
aList.emplace_back( _( "Filled Area" ),
|
|
aFrame->MessageTextFromValue( m_area, true, EDA_DATA_TYPE::AREA ) );
|
|
|
|
wxString source;
|
|
int clearance = GetOwnClearance( UNDEFINED_LAYER, &source );
|
|
|
|
if( !source.IsEmpty() )
|
|
{
|
|
aList.emplace_back( wxString::Format( _( "Min Clearance: %s" ),
|
|
aFrame->MessageTextFromValue( clearance ) ),
|
|
wxString::Format( _( "(from %s)" ),
|
|
source ) );
|
|
}
|
|
|
|
if( !m_FilledPolysList.empty() )
|
|
{
|
|
count = 0;
|
|
|
|
for( std::pair<const PCB_LAYER_ID, std::shared_ptr<SHAPE_POLY_SET>>& ii: m_FilledPolysList )
|
|
count += ii.second->TotalVertices();
|
|
|
|
aList.emplace_back( _( "Corner Count" ), wxString::Format( wxT( "%d" ), count ) );
|
|
}
|
|
}
|
|
|
|
|
|
void ZONE::Move( const VECTOR2I& offset )
|
|
{
|
|
/* move outlines */
|
|
m_Poly->Move( offset );
|
|
|
|
HatchBorder();
|
|
|
|
for( std::pair<const PCB_LAYER_ID, std::shared_ptr<SHAPE_POLY_SET>>& pair : m_FilledPolysList )
|
|
pair.second->Move( offset );
|
|
}
|
|
|
|
|
|
void ZONE::MoveEdge( const VECTOR2I& offset, int aEdge )
|
|
{
|
|
int next_corner;
|
|
|
|
if( m_Poly->GetNeighbourIndexes( aEdge, nullptr, &next_corner ) )
|
|
{
|
|
m_Poly->SetVertex( aEdge, m_Poly->CVertex( aEdge ) + VECTOR2I( offset ) );
|
|
m_Poly->SetVertex( next_corner, m_Poly->CVertex( next_corner ) + VECTOR2I( offset ) );
|
|
HatchBorder();
|
|
|
|
SetNeedRefill( true );
|
|
}
|
|
}
|
|
|
|
|
|
void ZONE::Rotate( const VECTOR2I& aCentre, const EDA_ANGLE& aAngle )
|
|
{
|
|
m_Poly->Rotate( aAngle, VECTOR2I( aCentre ) );
|
|
HatchBorder();
|
|
|
|
/* rotate filled areas: */
|
|
for( std::pair<const PCB_LAYER_ID, std::shared_ptr<SHAPE_POLY_SET>>& pair : m_FilledPolysList )
|
|
pair.second->Rotate( aAngle, aCentre );
|
|
}
|
|
|
|
|
|
void ZONE::Flip( const VECTOR2I& aCentre, bool aFlipLeftRight )
|
|
{
|
|
Mirror( aCentre, aFlipLeftRight );
|
|
|
|
SetLayerSet( FlipLayerMask( GetLayerSet(), GetBoard()->GetCopperLayerCount() ) );
|
|
}
|
|
|
|
|
|
void ZONE::Mirror( const VECTOR2I& aMirrorRef, bool aMirrorLeftRight )
|
|
{
|
|
m_Poly->Mirror( aMirrorLeftRight, !aMirrorLeftRight, aMirrorRef );
|
|
|
|
HatchBorder();
|
|
|
|
for( std::pair<const PCB_LAYER_ID, std::shared_ptr<SHAPE_POLY_SET>>& pair : m_FilledPolysList )
|
|
pair.second->Mirror( aMirrorLeftRight, !aMirrorLeftRight, aMirrorRef );
|
|
}
|
|
|
|
|
|
void ZONE::RemoveCutout( int aOutlineIdx, int aHoleIdx )
|
|
{
|
|
// Ensure the requested cutout is valid
|
|
if( m_Poly->OutlineCount() < aOutlineIdx || m_Poly->HoleCount( aOutlineIdx ) < aHoleIdx )
|
|
return;
|
|
|
|
SHAPE_POLY_SET cutPoly( m_Poly->Hole( aOutlineIdx, aHoleIdx ) );
|
|
|
|
// Add the cutout back to the zone
|
|
m_Poly->BooleanAdd( cutPoly, SHAPE_POLY_SET::PM_FAST );
|
|
|
|
SetNeedRefill( true );
|
|
}
|
|
|
|
|
|
void ZONE::AddPolygon( const SHAPE_LINE_CHAIN& aPolygon )
|
|
{
|
|
wxASSERT( aPolygon.IsClosed() );
|
|
|
|
// Add the outline as a new polygon in the polygon set
|
|
if( m_Poly->OutlineCount() == 0 )
|
|
m_Poly->AddOutline( aPolygon );
|
|
else
|
|
m_Poly->AddHole( aPolygon );
|
|
|
|
SetNeedRefill( true );
|
|
}
|
|
|
|
|
|
void ZONE::AddPolygon( std::vector<VECTOR2I>& aPolygon )
|
|
{
|
|
if( aPolygon.empty() )
|
|
return;
|
|
|
|
SHAPE_LINE_CHAIN outline;
|
|
|
|
// Create an outline and populate it with the points of aPolygon
|
|
for( const VECTOR2I& pt : aPolygon )
|
|
outline.Append( pt );
|
|
|
|
outline.SetClosed( true );
|
|
|
|
AddPolygon( outline );
|
|
}
|
|
|
|
|
|
bool ZONE::AppendCorner( VECTOR2I aPosition, int aHoleIdx, bool aAllowDuplication )
|
|
{
|
|
// Ensure the main outline exists:
|
|
if( m_Poly->OutlineCount() == 0 )
|
|
m_Poly->NewOutline();
|
|
|
|
// If aHoleIdx >= 0, the corner musty be added to the hole, index aHoleIdx.
|
|
// (remember: the index of the first hole is 0)
|
|
// Return error if it does not exist.
|
|
if( aHoleIdx >= m_Poly->HoleCount( 0 ) )
|
|
return false;
|
|
|
|
m_Poly->Append( aPosition.x, aPosition.y, -1, aHoleIdx, aAllowDuplication );
|
|
|
|
SetNeedRefill( true );
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
wxString ZONE::GetSelectMenuText( UNITS_PROVIDER* aUnitsProvider ) const
|
|
{
|
|
wxString layerDesc;
|
|
int count = 0;
|
|
|
|
for( PCB_LAYER_ID layer : m_layerSet.Seq() )
|
|
{
|
|
if( count == 0 )
|
|
layerDesc = GetBoard()->GetLayerName( layer );
|
|
|
|
count++;
|
|
}
|
|
|
|
if( count > 1 )
|
|
layerDesc.Printf( _( "%s and %d more" ), layerDesc, count - 1 );
|
|
|
|
// Check whether the selected contour is a hole (contour index > 0)
|
|
if( m_CornerSelection != nullptr && m_CornerSelection->m_contour > 0 )
|
|
{
|
|
if( GetIsRuleArea() )
|
|
return wxString::Format( _( "Rule Area Cutout on %s" ), layerDesc );
|
|
else
|
|
return wxString::Format( _( "Zone Cutout on %s" ), layerDesc );
|
|
}
|
|
else
|
|
{
|
|
if( GetIsRuleArea() )
|
|
return wxString::Format( _( "Rule Area on %s" ), layerDesc );
|
|
else
|
|
return wxString::Format( _( "Zone %s on %s" ), GetNetnameMsg(), layerDesc );
|
|
}
|
|
}
|
|
|
|
|
|
int ZONE::GetBorderHatchPitch() const
|
|
{
|
|
return m_borderHatchPitch;
|
|
}
|
|
|
|
|
|
void ZONE::SetBorderDisplayStyle( ZONE_BORDER_DISPLAY_STYLE aBorderHatchStyle,
|
|
int aBorderHatchPitch, bool aRebuildBorderHatch )
|
|
{
|
|
aBorderHatchPitch = std::max( aBorderHatchPitch,
|
|
pcbIUScale.mmToIU( ZONE_BORDER_HATCH_MINDIST_MM ) );
|
|
aBorderHatchPitch = std::min( aBorderHatchPitch,
|
|
pcbIUScale.mmToIU( ZONE_BORDER_HATCH_MAXDIST_MM ) );
|
|
SetBorderHatchPitch( aBorderHatchPitch );
|
|
m_borderStyle = aBorderHatchStyle;
|
|
|
|
if( aRebuildBorderHatch )
|
|
HatchBorder();
|
|
}
|
|
|
|
|
|
void ZONE::SetBorderHatchPitch( int aPitch )
|
|
{
|
|
m_borderHatchPitch = aPitch;
|
|
}
|
|
|
|
|
|
void ZONE::UnHatchBorder()
|
|
{
|
|
m_borderHatchLines.clear();
|
|
}
|
|
|
|
|
|
// Creates hatch lines inside the outline of the complex polygon
|
|
// sort function used in ::HatchBorder to sort points by descending VECTOR2I.x values
|
|
bool sortEndsByDescendingX( const VECTOR2I& ref, const VECTOR2I& tst )
|
|
{
|
|
return tst.x < ref.x;
|
|
}
|
|
|
|
|
|
void ZONE::HatchBorder()
|
|
{
|
|
UnHatchBorder();
|
|
|
|
if( m_borderStyle == ZONE_BORDER_DISPLAY_STYLE::NO_HATCH
|
|
|| m_borderHatchPitch == 0
|
|
|| m_Poly->IsEmpty() )
|
|
{
|
|
return;
|
|
}
|
|
|
|
// define range for hatch lines
|
|
int min_x = m_Poly->CVertex( 0 ).x;
|
|
int max_x = m_Poly->CVertex( 0 ).x;
|
|
int min_y = m_Poly->CVertex( 0 ).y;
|
|
int max_y = m_Poly->CVertex( 0 ).y;
|
|
|
|
for( auto iterator = m_Poly->IterateWithHoles(); iterator; iterator++ )
|
|
{
|
|
if( iterator->x < min_x )
|
|
min_x = iterator->x;
|
|
|
|
if( iterator->x > max_x )
|
|
max_x = iterator->x;
|
|
|
|
if( iterator->y < min_y )
|
|
min_y = iterator->y;
|
|
|
|
if( iterator->y > max_y )
|
|
max_y = iterator->y;
|
|
}
|
|
|
|
// Calculate spacing between 2 hatch lines
|
|
int spacing;
|
|
|
|
if( m_borderStyle == ZONE_BORDER_DISPLAY_STYLE::DIAGONAL_EDGE )
|
|
spacing = m_borderHatchPitch;
|
|
else
|
|
spacing = m_borderHatchPitch * 2;
|
|
|
|
// set the "length" of hatch lines (the length on horizontal axis)
|
|
int hatch_line_len = m_borderHatchPitch;
|
|
|
|
// To have a better look, give a slope depending on the layer
|
|
int layer = GetFirstLayer();
|
|
int slope_flag = (layer & 1) ? 1 : -1; // 1 or -1
|
|
double slope = 0.707106 * slope_flag; // 45 degrees slope
|
|
int max_a, min_a;
|
|
|
|
if( slope_flag == 1 )
|
|
{
|
|
max_a = KiROUND( max_y - slope * min_x );
|
|
min_a = KiROUND( min_y - slope * max_x );
|
|
}
|
|
else
|
|
{
|
|
max_a = KiROUND( max_y - slope * max_x );
|
|
min_a = KiROUND( min_y - slope * min_x );
|
|
}
|
|
|
|
min_a = (min_a / spacing) * spacing;
|
|
|
|
// calculate an offset depending on layer number,
|
|
// for a better look of hatches on a multilayer board
|
|
int offset = (layer * 7) / 8;
|
|
min_a += offset;
|
|
|
|
// loop through hatch lines
|
|
std::vector<VECTOR2I> pointbuffer;
|
|
pointbuffer.reserve( 256 );
|
|
|
|
for( int a = min_a; a < max_a; a += spacing )
|
|
{
|
|
pointbuffer.clear();
|
|
|
|
// Iterate through all vertices
|
|
for( auto iterator = m_Poly->IterateSegmentsWithHoles(); iterator; iterator++ )
|
|
{
|
|
const SEG seg = *iterator;
|
|
double x, y;
|
|
|
|
if( FindLineSegmentIntersection( a, slope, seg.A.x, seg.A.y, seg.B.x, seg.B.y, x, y ) )
|
|
pointbuffer.emplace_back( KiROUND( x ), KiROUND( y ) );
|
|
}
|
|
|
|
// sort points in order of descending x (if more than 2) to
|
|
// ensure the starting point and the ending point of the same segment
|
|
// are stored one just after the other.
|
|
if( pointbuffer.size() > 2 )
|
|
sort( pointbuffer.begin(), pointbuffer.end(), sortEndsByDescendingX );
|
|
|
|
// creates lines or short segments inside the complex polygon
|
|
for( size_t ip = 0; ip + 1 < pointbuffer.size(); ip += 2 )
|
|
{
|
|
int dx = pointbuffer[ip + 1].x - pointbuffer[ip].x;
|
|
|
|
// Push only one line for diagonal hatch,
|
|
// or for small lines < twice the line length
|
|
// else push 2 small lines
|
|
if( m_borderStyle == ZONE_BORDER_DISPLAY_STYLE::DIAGONAL_FULL
|
|
|| std::abs( dx ) < 2 * hatch_line_len )
|
|
{
|
|
m_borderHatchLines.emplace_back( SEG( pointbuffer[ip], pointbuffer[ ip + 1] ) );
|
|
}
|
|
else
|
|
{
|
|
double dy = pointbuffer[ip + 1].y - pointbuffer[ip].y;
|
|
slope = dy / dx;
|
|
|
|
if( dx > 0 )
|
|
dx = hatch_line_len;
|
|
else
|
|
dx = -hatch_line_len;
|
|
|
|
int x1 = KiROUND( pointbuffer[ip].x + dx );
|
|
int x2 = KiROUND( pointbuffer[ip + 1].x - dx );
|
|
int y1 = KiROUND( pointbuffer[ip].y + dx * slope );
|
|
int y2 = KiROUND( pointbuffer[ip + 1].y - dx * slope );
|
|
|
|
m_borderHatchLines.emplace_back( SEG( pointbuffer[ip].x, pointbuffer[ip].y,
|
|
x1, y1 ) );
|
|
|
|
m_borderHatchLines.emplace_back( SEG( pointbuffer[ip+1].x, pointbuffer[ip+1].y,
|
|
x2, y2 ) );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
int ZONE::GetDefaultHatchPitch()
|
|
{
|
|
return EDA_UNIT_UTILS::Mils2IU( pcbIUScale, ZONE_BORDER_HATCH_DIST_MIL );
|
|
}
|
|
|
|
|
|
BITMAPS ZONE::GetMenuImage() const
|
|
{
|
|
return BITMAPS::add_zone;
|
|
}
|
|
|
|
|
|
void ZONE::SwapData( BOARD_ITEM* aImage )
|
|
{
|
|
assert( aImage->Type() == PCB_ZONE_T || aImage->Type() == PCB_FP_ZONE_T );
|
|
|
|
std::swap( *static_cast<ZONE*>( this ), *static_cast<ZONE*>( aImage) );
|
|
}
|
|
|
|
|
|
void ZONE::CacheTriangulation( PCB_LAYER_ID aLayer )
|
|
{
|
|
if( aLayer == UNDEFINED_LAYER )
|
|
{
|
|
for( auto& [ layer, poly ] : m_FilledPolysList )
|
|
poly->CacheTriangulation();
|
|
|
|
m_Poly->CacheTriangulation( false );
|
|
}
|
|
else
|
|
{
|
|
if( m_FilledPolysList.count( aLayer ) )
|
|
m_FilledPolysList[ aLayer ]->CacheTriangulation();
|
|
}
|
|
}
|
|
|
|
|
|
bool ZONE::IsIsland( PCB_LAYER_ID aLayer, int aPolyIdx ) const
|
|
{
|
|
if( GetNetCode() < 1 )
|
|
return true;
|
|
|
|
if( !m_insulatedIslands.count( aLayer ) )
|
|
return false;
|
|
|
|
return m_insulatedIslands.at( aLayer ).count( aPolyIdx );
|
|
}
|
|
|
|
|
|
void ZONE::GetInteractingZones( PCB_LAYER_ID aLayer, std::vector<ZONE*>* aSameNetCollidingZones,
|
|
std::vector<ZONE*>* aOtherNetIntersectingZones ) const
|
|
{
|
|
int epsilon = pcbIUScale.mmToIU( 0.001 );
|
|
BOX2I bbox = GetBoundingBox();
|
|
|
|
bbox.Inflate( epsilon );
|
|
|
|
for( ZONE* candidate : GetBoard()->Zones() )
|
|
{
|
|
if( candidate == this )
|
|
continue;
|
|
|
|
if( !candidate->GetLayerSet().test( aLayer ) )
|
|
continue;
|
|
|
|
if( candidate->GetIsRuleArea() || candidate->IsTeardropArea() )
|
|
continue;
|
|
|
|
if( !candidate->GetBoundingBox().Intersects( bbox ) )
|
|
continue;
|
|
|
|
if( candidate->GetNetCode() == GetNetCode() )
|
|
{
|
|
if( m_Poly->Collide( candidate->m_Poly ) )
|
|
aSameNetCollidingZones->push_back( candidate );
|
|
}
|
|
else
|
|
{
|
|
aOtherNetIntersectingZones->push_back( candidate );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
bool ZONE::BuildSmoothedPoly( SHAPE_POLY_SET& aSmoothedPoly, PCB_LAYER_ID aLayer,
|
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SHAPE_POLY_SET* aBoardOutline,
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SHAPE_POLY_SET* aSmoothedPolyWithApron ) const
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{
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if( GetNumCorners() <= 2 ) // malformed zone. polygon calculations will not like it ...
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return false;
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// Processing of arc shapes in zones is not yet supported because Clipper can't do boolean
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// operations on them. The poly outline must be converted to segments first.
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SHAPE_POLY_SET flattened = m_Poly->CloneDropTriangulation();
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flattened.ClearArcs();
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if( GetIsRuleArea() )
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{
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// We like keepouts just the way they are....
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aSmoothedPoly = flattened;
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return true;
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}
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const BOARD* board = GetBoard();
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int maxError = ARC_HIGH_DEF;
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bool keepExternalFillets = false;
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bool smooth_requested = m_cornerSmoothingType == ZONE_SETTINGS::SMOOTHING_CHAMFER
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|| m_cornerSmoothingType == ZONE_SETTINGS::SMOOTHING_FILLET;
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if( IsTeardropArea() )
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{
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// We use teardrop shapes with no smoothing; these shapes are already optimized
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smooth_requested = false;
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}
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if( board )
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{
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BOARD_DESIGN_SETTINGS& bds = board->GetDesignSettings();
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maxError = bds.m_MaxError;
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keepExternalFillets = bds.m_ZoneKeepExternalFillets;
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}
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auto smooth = [&]( SHAPE_POLY_SET& aPoly )
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{
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if( !smooth_requested )
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return;
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switch( m_cornerSmoothingType )
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{
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case ZONE_SETTINGS::SMOOTHING_CHAMFER:
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aPoly = aPoly.Chamfer( (int) m_cornerRadius );
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break;
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case ZONE_SETTINGS::SMOOTHING_FILLET:
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{
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aPoly = aPoly.Fillet( (int) m_cornerRadius, maxError );
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break;
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}
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default:
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break;
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}
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};
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SHAPE_POLY_SET* maxExtents = &flattened;
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SHAPE_POLY_SET withFillets;
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aSmoothedPoly = flattened;
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// Should external fillets (that is, those applied to concave corners) be kept? While it
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// seems safer to never have copper extend outside the zone outline, 5.1.x and prior did
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// indeed fill them so we leave the mode available.
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if( keepExternalFillets && smooth_requested )
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{
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withFillets = flattened;
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smooth( withFillets );
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withFillets.BooleanAdd( flattened, SHAPE_POLY_SET::PM_FAST );
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maxExtents = &withFillets;
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}
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// We now add in the areas of any same-net, intersecting zones. This keeps us from smoothing
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// corners at an intersection (which often produces undesired divots between the intersecting
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// zones -- see #2752).
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//
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// After smoothing, we'll subtract back out everything outside of our zone.
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std::vector<ZONE*> sameNetCollidingZones;
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std::vector<ZONE*> otherNetIntersectingZones;
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GetInteractingZones( aLayer, &sameNetCollidingZones, &otherNetIntersectingZones );
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for( ZONE* sameNetZone : sameNetCollidingZones )
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{
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BOX2I sameNetBoundingBox = sameNetZone->GetBoundingBox();
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SHAPE_POLY_SET sameNetPoly = sameNetZone->Outline()->CloneDropTriangulation();
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sameNetPoly.ClearArcs();
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// Of course there's always a wrinkle. The same-net intersecting zone *might* get knocked
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// out along the border by a higher-priority, different-net zone. #12797
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for( ZONE* otherNetZone : otherNetIntersectingZones )
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{
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if( otherNetZone->HigherPriority( sameNetZone )
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&& otherNetZone->GetBoundingBox().Intersects( sameNetBoundingBox ) )
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{
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sameNetPoly.BooleanSubtract( *otherNetZone->Outline(), SHAPE_POLY_SET::PM_FAST );
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}
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}
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aSmoothedPoly.BooleanAdd( sameNetPoly, SHAPE_POLY_SET::PM_FAST );
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}
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if( aBoardOutline )
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aSmoothedPoly.BooleanIntersection( *aBoardOutline, SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );
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smooth( aSmoothedPoly );
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if( aSmoothedPolyWithApron )
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{
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SHAPE_POLY_SET poly = maxExtents->CloneDropTriangulation();
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poly.Inflate( m_ZoneMinThickness, 64 );
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*aSmoothedPolyWithApron = aSmoothedPoly;
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aSmoothedPolyWithApron->BooleanIntersection( poly, SHAPE_POLY_SET::PM_FAST );
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}
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aSmoothedPoly.BooleanIntersection( *maxExtents, SHAPE_POLY_SET::PM_FAST );
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return true;
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}
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double ZONE::CalculateFilledArea()
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{
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m_area = 0.0;
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// Iterate over each outline polygon in the zone and then iterate over
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// each hole it has to compute the total area.
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for( std::pair<const PCB_LAYER_ID, std::shared_ptr<SHAPE_POLY_SET>>& pair : m_FilledPolysList )
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{
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std::shared_ptr<SHAPE_POLY_SET>& poly = pair.second;
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for( int i = 0; i < poly->OutlineCount(); i++ )
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{
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m_area += poly->Outline( i ).Area();
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for( int j = 0; j < poly->HoleCount( i ); j++ )
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m_area -= poly->Hole( i, j ).Area();
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}
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}
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return m_area;
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}
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double ZONE::CalculateOutlineArea()
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{
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m_outlinearea = std::abs( m_Poly->Area() );
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return m_outlinearea;
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}
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void ZONE::TransformSmoothedOutlineToPolygon( SHAPE_POLY_SET& aBuffer, int aClearance,
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int aMaxError, ERROR_LOC aErrorLoc,
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SHAPE_POLY_SET* aBoardOutline ) const
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{
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// Creates the zone outline polygon (with holes if any)
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SHAPE_POLY_SET polybuffer;
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// TODO: using GetFirstLayer() means it only works for single-layer zones....
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BuildSmoothedPoly( polybuffer, GetFirstLayer(), aBoardOutline );
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// Calculate the polygon with clearance
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// holes are linked to the main outline, so only one polygon is created.
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if( aClearance )
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{
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const BOARD* board = GetBoard();
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int maxError = ARC_HIGH_DEF;
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if( board )
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maxError = board->GetDesignSettings().m_MaxError;
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int segCount = GetArcToSegmentCount( aClearance, maxError, FULL_CIRCLE );
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if( aErrorLoc == ERROR_OUTSIDE )
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aClearance += aMaxError;
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polybuffer.Inflate( aClearance, segCount );
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}
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polybuffer.Fracture( SHAPE_POLY_SET::PM_FAST );
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aBuffer.Append( polybuffer );
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}
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FP_ZONE::FP_ZONE( BOARD_ITEM_CONTAINER* aParent ) :
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ZONE( aParent, true )
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{
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// in a footprint, net classes are not managed.
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// so set the net to NETINFO_LIST::ORPHANED_ITEM
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SetNetCode( -1, true );
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}
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FP_ZONE::FP_ZONE( const FP_ZONE& aZone ) :
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ZONE( aZone )
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{
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InitDataFromSrcInCopyCtor( aZone );
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}
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FP_ZONE& FP_ZONE::operator=( const FP_ZONE& aOther )
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{
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ZONE::operator=( aOther );
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return *this;
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}
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EDA_ITEM* FP_ZONE::Clone() const
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{
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return new FP_ZONE( *this );
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}
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double FP_ZONE::ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const
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{
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constexpr double HIDE = (double)std::numeric_limits<double>::max();
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if( !aView )
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return 0;
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if( !aView->IsLayerVisible( LAYER_ZONES ) )
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return HIDE;
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bool flipped = GetParent() && GetParent()->GetLayer() == B_Cu;
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// Handle Render tab switches
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if( !flipped && !aView->IsLayerVisible( LAYER_MOD_FR ) )
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return HIDE;
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if( flipped && !aView->IsLayerVisible( LAYER_MOD_BK ) )
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return HIDE;
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// Other layers are shown without any conditions
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return 0.0;
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}
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std::shared_ptr<SHAPE> ZONE::GetEffectiveShape( PCB_LAYER_ID aLayer, FLASHING aFlash ) const
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{
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if( m_FilledPolysList.find( aLayer ) == m_FilledPolysList.end() )
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return std::make_shared<SHAPE_NULL>();
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else
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return m_FilledPolysList.at( aLayer );
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}
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void ZONE::TransformShapeToPolygon( SHAPE_POLY_SET& aBuffer, PCB_LAYER_ID aLayer, int aClearance,
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int aError, ERROR_LOC aErrorLoc, bool aIgnoreLineWidth ) const
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{
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wxASSERT_MSG( !aIgnoreLineWidth, wxT( "IgnoreLineWidth has no meaning for zones." ) );
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if( !m_FilledPolysList.count( aLayer ) )
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return;
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if( !aClearance )
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{
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aBuffer.Append( *m_FilledPolysList.at( aLayer ) );
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return;
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}
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SHAPE_POLY_SET temp_buf = m_FilledPolysList.at( aLayer )->CloneDropTriangulation();
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// Rebuild filled areas only if clearance is not 0
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int numSegs = GetArcToSegmentCount( aClearance, aError, FULL_CIRCLE );
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if( aErrorLoc == ERROR_OUTSIDE )
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aClearance += aError;
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temp_buf.InflateWithLinkedHoles( aClearance, numSegs, SHAPE_POLY_SET::PM_FAST );
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aBuffer.Append( temp_buf );
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}
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void ZONE::TransformSolidAreasShapesToPolygon( PCB_LAYER_ID aLayer, SHAPE_POLY_SET& aBuffer ) const
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{
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if( m_FilledPolysList.count( aLayer ) && !m_FilledPolysList.at( aLayer )->IsEmpty() )
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aBuffer.Append( *m_FilledPolysList.at( aLayer ) );
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}
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static struct ZONE_DESC
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{
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ZONE_DESC()
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{
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ENUM_MAP<ZONE_CONNECTION>::Instance()
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.Map( ZONE_CONNECTION::INHERITED, _HKI( "Inherited" ) )
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.Map( ZONE_CONNECTION::NONE, _HKI( "None" ) )
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.Map( ZONE_CONNECTION::THERMAL, _HKI( "Thermal reliefs" ) )
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.Map( ZONE_CONNECTION::FULL, _HKI( "Solid" ) )
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.Map( ZONE_CONNECTION::THT_THERMAL, _HKI( "Thermal reliefs for PTH" ) );
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PROPERTY_MANAGER& propMgr = PROPERTY_MANAGER::Instance();
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REGISTER_TYPE( ZONE );
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propMgr.InheritsAfter( TYPE_HASH( ZONE ), TYPE_HASH( BOARD_CONNECTED_ITEM ) );
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propMgr.AddProperty( new PROPERTY<ZONE, unsigned>( _HKI( "Priority" ),
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&ZONE::SetAssignedPriority, &ZONE::GetAssignedPriority ) );
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//propMgr.AddProperty( new PROPERTY<ZONE, bool>( "Filled",
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//&ZONE::SetIsFilled, &ZONE::IsFilled ) );
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propMgr.AddProperty( new PROPERTY<ZONE, wxString>( _HKI( "Name" ),
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&ZONE::SetZoneName, &ZONE::GetZoneName ) );
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propMgr.AddProperty( new PROPERTY<ZONE, int>( _HKI( "Clearance Override" ),
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&ZONE::SetLocalClearance, &ZONE::GetLocalClearance,
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PROPERTY_DISPLAY::PT_SIZE ) );
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propMgr.AddProperty( new PROPERTY<ZONE, int>( _HKI( "Min Width" ),
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&ZONE::SetMinThickness, &ZONE::GetMinThickness,
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PROPERTY_DISPLAY::PT_SIZE ) );
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propMgr.AddProperty( new PROPERTY_ENUM<ZONE, ZONE_CONNECTION>( _HKI( "Pad Connections" ),
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&ZONE::SetPadConnection, &ZONE::GetPadConnection ) );
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propMgr.AddProperty( new PROPERTY<ZONE, int>( _HKI( "Thermal Relief Gap" ),
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&ZONE::SetThermalReliefGap, &ZONE::GetThermalReliefGap,
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PROPERTY_DISPLAY::PT_SIZE ) );
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propMgr.AddProperty( new PROPERTY<ZONE, int>( _HKI( "Thermal Relief Spoke Width" ),
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&ZONE::SetThermalReliefSpokeWidth, &ZONE::GetThermalReliefSpokeWidth,
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PROPERTY_DISPLAY::PT_SIZE ) );
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}
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} _ZONE_DESC;
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ENUM_TO_WXANY( ZONE_CONNECTION );
|