kicad/pcbnew/drc/drc_test_provider_silk_to_m...

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2004-2020 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
*/
#include <common.h>
#include <board.h>
#include <geometry/seg.h>
#include <geometry/shape_segment.h>
#include <drc/drc_engine.h>
#include <drc/drc_item.h>
#include <drc/drc_rule.h>
#include <drc/drc_test_provider_clearance_base.h>
#include <drc/drc_rtree.h>
/*
Silk to pads clearance test. Check all pads against silkscreen (mask opening in the pad vs silkscreen)
Errors generated:
- DRCE_SILK_MASK_CLEARANCE
*/
class DRC_TEST_PROVIDER_SILK_TO_MASK : public ::DRC_TEST_PROVIDER
{
public:
DRC_TEST_PROVIDER_SILK_TO_MASK ():
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m_board( nullptr ),
m_largestClearance( 0 )
{
}
virtual ~DRC_TEST_PROVIDER_SILK_TO_MASK()
{
}
virtual bool Run() override;
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virtual const wxString GetName() const override
{
return "silk_to_mask";
};
virtual const wxString GetDescription() const override
{
return "Tests for silkscreen being clipped by solder mask";
}
virtual int GetNumPhases() const override
{
return 1;
}
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virtual std::set<DRC_CONSTRAINT_T> GetConstraintTypes() const override;
private:
BOARD* m_board;
int m_largestClearance;
};
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bool DRC_TEST_PROVIDER_SILK_TO_MASK::Run()
{
m_board = m_drcEngine->GetBoard();
if( m_drcEngine->IsErrorLimitExceeded( DRCE_SILK_MASK_CLEARANCE ) )
{
reportAux( "Silkscreen clipping violations ignored. Tests not run." );
return true; // continue with other tests
}
DRC_CONSTRAINT worstClearanceConstraint;
m_largestClearance = 0;
if( m_drcEngine->QueryWorstConstraint( SILK_CLEARANCE_CONSTRAINT, worstClearanceConstraint ) )
m_largestClearance = worstClearanceConstraint.m_Value.Min();
reportAux( "Worst clearance : %d nm", m_largestClearance );
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if( !reportPhase( _( "Checking silkscreen for potential soldermask clipping..." ) ) )
return false; // DRC cancelled
DRC_RTREE maskTree, silkTree;
auto addMaskToTree =
[&maskTree]( BOARD_ITEM *item ) -> bool
{
for( PCB_LAYER_ID layer : { F_Mask, B_Mask } )
{
if( item->IsOnLayer( layer ) )
maskTree.Insert( item, layer );
}
return true;
};
auto addSilkToTree =
[&silkTree]( BOARD_ITEM *item ) -> bool
{
for( PCB_LAYER_ID layer : { F_SilkS, B_SilkS } )
{
if( item->IsOnLayer( layer ) )
silkTree.Insert( item, layer );
}
return true;
};
auto checkClearance =
[&]( const DRC_RTREE::LAYER_PAIR& aLayers, DRC_RTREE::ITEM_WITH_SHAPE* aRefItem,
DRC_RTREE::ITEM_WITH_SHAPE* aTestItem, bool* aCollisionDetected ) -> bool
{
if( m_drcEngine->IsErrorLimitExceeded( DRCE_SILK_MASK_CLEARANCE ) )
return false;
if( isInvisibleText( aRefItem->parent ) )
return true;
if( isInvisibleText( aTestItem->parent ) )
return true;
auto constraint = m_drcEngine->EvalRules( SILK_CLEARANCE_CONSTRAINT,
aRefItem->parent, aTestItem->parent,
aLayers.first );
int minClearance = constraint.GetValue().Min();
if( minClearance < 0 )
return true;
int actual;
VECTOR2I pos;
if( aRefItem->shape->Collide( aTestItem->shape, minClearance, &actual, &pos ) )
{
std::shared_ptr<DRC_ITEM> drce = DRC_ITEM::Create( DRCE_SILK_MASK_CLEARANCE );
if( minClearance > 0 )
{
m_msg.Printf( _( "(%s clearance %s; actual %s)" ),
constraint.GetName(),
MessageTextFromValue( userUnits(), minClearance ),
MessageTextFromValue( userUnits(), actual ) );
drce->SetErrorMessage( drce->GetErrorText() + wxS( " " ) + m_msg );
}
drce->SetItems( aRefItem->parent, aTestItem->parent );
drce->SetViolatingRule( constraint.GetParentRule() );
reportViolation( drce, (wxPoint) pos );
*aCollisionDetected = true;
}
return true;
};
int numMask = forEachGeometryItem( s_allBasicItems, LSET( 2, F_Mask, B_Mask ), addMaskToTree );
int numSilk = forEachGeometryItem( s_allBasicItems, LSET( 2, F_SilkS, B_SilkS ), addSilkToTree );
reportAux( _("Testing %d mask apertures against %d silkscreen features."), numMask, numSilk );
const std::vector<DRC_RTREE::LAYER_PAIR> layerPairs =
{
DRC_RTREE::LAYER_PAIR( F_SilkS, F_Mask ),
DRC_RTREE::LAYER_PAIR( B_SilkS, B_Mask )
};
// This is the number of tests between 2 calls to the progress bar
const int delta = 250;
maskTree.QueryCollidingPairs( &silkTree, layerPairs, checkClearance, m_largestClearance,
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[&]( int aCount, int aSize ) -> bool
{
return reportProgress( aCount, aSize, delta );
} );
reportRuleStatistics();
return true;
}
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std::set<DRC_CONSTRAINT_T> DRC_TEST_PROVIDER_SILK_TO_MASK::GetConstraintTypes() const
{
return { SILK_CLEARANCE_CONSTRAINT };
}
namespace detail
{
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static DRC_REGISTER_TEST_PROVIDER<DRC_TEST_PROVIDER_SILK_TO_MASK> dummy;
}