kicad/pcbnew/drc/drc_test_provider_disallow.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2004-2022 KiCad Developers.
*
* 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
*/
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#include <atomic>
#include <common.h>
#include <board_design_settings.h>
#include <drc/drc_rtree.h>
#include <drc/drc_engine.h>
#include <drc/drc_item.h>
#include <drc/drc_rule.h>
#include <drc/drc_test_provider.h>
#include <pad.h>
#include <progress_reporter.h>
#include <thread_pool.h>
#include <zone.h>
/*
"Disallow" test. Goes through all items, matching types/conditions drop errors.
Errors generated:
- DRCE_ALLOWED_ITEMS
- DRCE_TEXT_ON_EDGECUTS
*/
class DRC_TEST_PROVIDER_DISALLOW : public DRC_TEST_PROVIDER
{
public:
DRC_TEST_PROVIDER_DISALLOW()
{
}
virtual ~DRC_TEST_PROVIDER_DISALLOW()
{
}
virtual bool Run() override;
virtual const wxString GetName() const override
{
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return wxT( "disallow" );
};
virtual const wxString GetDescription() const override
{
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return wxT( "Tests for disallowed items (e.g. keepouts)" );
}
};
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bool DRC_TEST_PROVIDER_DISALLOW::Run()
{
if( !reportPhase( _( "Checking keepouts & disallow constraints..." ) ) )
return false; // DRC cancelled
BOARD* board = m_drcEngine->GetBoard();
int epsilon = board->GetDesignSettings().GetDRCEpsilon();
// First build out the board's cache of copper-keepout to copper-zone caches. This is where
// the bulk of the time is spent, and we can do this in parallel.
//
std::vector<ZONE*> antiCopperKeepouts;
std::vector<ZONE*> copperZones;
std::vector<std::pair<ZONE*, ZONE*>> toCache;
std::atomic<size_t> done( 1 );
int totalCount = 0;
forEachGeometryItem( {}, LSET::AllLayersMask(),
[&]( BOARD_ITEM* item ) -> bool
{
ZONE* zone = dynamic_cast<ZONE*>( item );
if( zone && zone->GetIsRuleArea() && zone->GetDoNotAllowCopperPour() )
antiCopperKeepouts.push_back( zone );
else if( zone && zone->IsOnCopperLayer() )
copperZones.push_back( zone );
totalCount++;
return true;
} );
for( ZONE* ruleArea : antiCopperKeepouts )
{
for( ZONE* copperZone : copperZones )
{
toCache.push_back( { ruleArea, copperZone } );
totalCount++;
}
}
auto query_areas =
[&]( std::pair<ZONE* /* rule area */, ZONE* /* copper zone */> areaZonePair ) -> size_t
{
if( m_drcEngine->IsCancelled() )
return 0;
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ZONE* ruleArea = areaZonePair.first;
ZONE* copperZone = areaZonePair.second;
BOX2I areaBBox = ruleArea->GetBoundingBox();
BOX2I copperBBox = copperZone->GetBoundingBox();
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bool isInside = false;
if( copperZone->IsFilled() && areaBBox.Intersects( copperBBox ) )
{
// Collisions include touching, so we need to deflate outline by enough to
// exclude it. This is particularly important for detecting copper fills as
// they will be exactly touching along the entire exclusion border.
SHAPE_POLY_SET areaPoly = ruleArea->Outline()->CloneDropTriangulation();
areaPoly.Fracture( SHAPE_POLY_SET::PM_FAST );
areaPoly.Deflate( epsilon, 0, SHAPE_POLY_SET::ALLOW_ACUTE_CORNERS );
DRC_RTREE* zoneRTree = board->m_CopperZoneRTreeCache[ copperZone ].get();
if( zoneRTree )
{
for( PCB_LAYER_ID layer : ruleArea->GetLayerSet().Seq() )
{
if( zoneRTree->QueryColliding( areaBBox, &areaPoly, layer ) )
{
isInside = true;
break;
}
if( m_drcEngine->IsCancelled() )
return 0;
}
}
}
if( m_drcEngine->IsCancelled() )
return 0;
PTR_PTR_LAYER_CACHE_KEY key = { ruleArea, copperZone, UNDEFINED_LAYER };
{
std::unique_lock<std::mutex> cacheLock( board->m_CachesMutex );
board->m_IntersectsAreaCache[ key ] = isInside;
}
done.fetch_add( 1 );
return 1;
};
thread_pool& tp = GetKiCadThreadPool();
std::vector<std::future<size_t>> returns;
returns.reserve( toCache.size() );
for( const std::pair<ZONE*, ZONE*>& areaZonePair : toCache )
returns.emplace_back( tp.submit( query_areas, areaZonePair ) );
for( const std::future<size_t>& ret : returns )
{
std::future_status status = ret.wait_for( std::chrono::milliseconds( 250 ) );
while( status != std::future_status::ready )
{
m_drcEngine->ReportProgress( static_cast<double>( done ) / toCache.size() );
status = ret.wait_for( std::chrono::milliseconds( 250 ) );
}
}
if( m_drcEngine->IsCancelled() )
return false;
// Now go through all the board objects calling the DRC_ENGINE to run the actual disallow
// tests. These should be reasonably quick using the caches generated above.
//
const int progressDelta = 250;
int ii = static_cast<int>( toCache.size() );
auto checkTextOnEdgeCuts =
[&]( BOARD_ITEM* item )
{
if( item->Type() == PCB_TEXT_T || item->Type() == PCB_TEXTBOX_T
|| BaseType( item->Type() ) == PCB_DIMENSION_T )
{
if( item->GetLayer() == Edge_Cuts )
{
std::shared_ptr<DRC_ITEM> drc = DRC_ITEM::Create( DRCE_TEXT_ON_EDGECUTS );
drc->SetItems( item );
reportViolation( drc, item->GetPosition(), Edge_Cuts );
}
}
};
auto checkDisallow =
[&]( BOARD_ITEM* item )
{
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DRC_CONSTRAINT constraint = m_drcEngine->EvalRules( DISALLOW_CONSTRAINT, item,
nullptr, UNDEFINED_LAYER );
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if( constraint.m_DisallowFlags && constraint.GetSeverity() != RPT_SEVERITY_IGNORE )
{
std::shared_ptr<DRC_ITEM> drcItem = DRC_ITEM::Create( DRCE_ALLOWED_ITEMS );
DRC_RULE* rule = constraint.GetParentRule();
VECTOR2I pos = item->GetPosition();
PCB_LAYER_ID layer = UNDEFINED_LAYER;
wxString msg;
msg.Printf( drcItem->GetErrorText() + wxS( " (%s)" ), constraint.GetName() );
drcItem->SetErrorMessage( msg );
drcItem->SetItems( item );
drcItem->SetViolatingRule( rule );
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if( item->GetLayerSet().count() )
layer = item->GetLayerSet().Seq().front();
if( rule->m_Implicit )
{
// Provide a better location for keepout area collisions.
BOARD_ITEM* ruleItem = board->GetItem( rule->m_ImplicitItemId );
if( ZONE* keepout = dynamic_cast<ZONE*>( ruleItem ) )
{
std::shared_ptr<SHAPE> shape = item->GetEffectiveShape( layer );
int dummyActual;
keepout->Outline()->Collide( shape.get(), board->m_DRCMaxClearance,
&dummyActual, &pos );
}
}
reportViolation( drcItem, pos, layer );
}
};
forEachGeometryItem( {}, LSET::AllLayersMask(),
[&]( BOARD_ITEM* item ) -> bool
{
if( !m_drcEngine->IsErrorLimitExceeded( DRCE_TEXT_ON_EDGECUTS ) )
checkTextOnEdgeCuts( item );
if( !m_drcEngine->IsErrorLimitExceeded( DRCE_ALLOWED_ITEMS ) )
{
ZONE* zone = dynamic_cast<ZONE*>( item );
if( zone && zone->GetIsRuleArea() )
return true;
item->ClearFlags( HOLE_PROXY ); // Just in case
checkDisallow( item );
if( item->HasHole() )
{
item->SetFlags( HOLE_PROXY );
checkDisallow( item );
item->ClearFlags( HOLE_PROXY );
}
}
if( !reportProgress( ii++, totalCount, progressDelta ) )
return false;
return true;
} );
reportRuleStatistics();
return !m_drcEngine->IsCancelled();
}
namespace detail
{
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static DRC_REGISTER_TEST_PROVIDER<DRC_TEST_PROVIDER_DISALLOW> dummy;
}