kicad/pcbnew/drc/drc_test_provider_courtyard...

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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 <geometry/shape_poly_set.h>
#include <drc/drc_item.h>
#include <drc/drc_rule.h>
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#include <drc/drc_test_provider_clearance_base.h>
/*
Couartyard clearance. Tests for malformed component courtyards and overlapping footprints.
Generated errors:
- DRCE_OVERLAPPING_FOOTPRINTS
- DRCE_MISSING_COURTYARD
- DRCE_MALFORMED_COURTYARD
TODO: do an actual clearance check instead of polygon intersection. Treat closed outlines
as filled and allow open curves in the courtyard.
*/
class DRC_TEST_PROVIDER_COURTYARD_CLEARANCE : public DRC_TEST_PROVIDER_CLEARANCE_BASE
{
public:
DRC_TEST_PROVIDER_COURTYARD_CLEARANCE ()
{
m_isRuleDriven = false;
}
virtual ~DRC_TEST_PROVIDER_COURTYARD_CLEARANCE ()
{
}
virtual bool Run() override;
virtual const wxString GetName() const override
{
return "courtyard_clearance";
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}
virtual const wxString GetDescription() const override
{
return "Tests footprints' courtyard clearance";
}
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virtual std::set<DRC_CONSTRAINT_T> GetConstraintTypes() const override;
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int GetNumPhases() const override;
private:
bool testFootprintCourtyardDefinitions();
bool testCourtyardClearances();
};
bool DRC_TEST_PROVIDER_COURTYARD_CLEARANCE::testFootprintCourtyardDefinitions()
{
const int delta = 100; // This is the number of tests between 2 calls to the progress bar
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// Detects missing (or malformed) footprint courtyards
if( !m_drcEngine->IsErrorLimitExceeded( DRCE_MALFORMED_COURTYARD)
|| !m_drcEngine->IsErrorLimitExceeded( DRCE_MISSING_COURTYARD) )
{
if( !reportPhase( _( "Checking footprint courtyard definitions..." ) ) )
return false; // DRC cancelled
}
else if( !m_drcEngine->IsErrorLimitExceeded( DRCE_OVERLAPPING_FOOTPRINTS) )
{
if( !reportPhase( _( "Gathering footprint courtyards..." ) ) )
return false; // DRC cancelled
}
else
{
reportAux( "All courtyard violations ignored. Tests not run." );
return true; // continue with other tests
}
int ii = 0;
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for( FOOTPRINT* footprint : m_board->Footprints() )
{
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if( !reportProgress( ii++, m_board->Footprints().size(), delta ) )
return false; // DRC cancelled
if( ( footprint->GetFlags() & MALFORMED_COURTYARDS ) != 0 )
{
if( m_drcEngine->IsErrorLimitExceeded( DRCE_MALFORMED_COURTYARD) )
continue;
OUTLINE_ERROR_HANDLER errorHandler =
[&]( const wxString& msg, BOARD_ITEM* , BOARD_ITEM* , const wxPoint& pt )
{
std::shared_ptr<DRC_ITEM> drcItem = DRC_ITEM::Create( DRCE_MALFORMED_COURTYARD );
drcItem->SetErrorMessage( drcItem->GetErrorText() + wxS( " " ) + msg );
drcItem->SetItems( footprint );
reportViolation( drcItem, pt );
};
// Re-run courtyard tests to generate DRC_ITEMs
footprint->BuildPolyCourtyards( &errorHandler );
}
else if( footprint->GetPolyCourtyardFront().OutlineCount() == 0
&& footprint->GetPolyCourtyardBack().OutlineCount() == 0 )
{
if( m_drcEngine->IsErrorLimitExceeded( DRCE_MISSING_COURTYARD ) )
continue;
std::shared_ptr<DRC_ITEM> drcItem = DRC_ITEM::Create( DRCE_MISSING_COURTYARD );
drcItem->SetItems( footprint );
reportViolation( drcItem, footprint->GetPosition() );
}
else
{
footprint->GetPolyCourtyardFront().BuildBBoxCaches();
footprint->GetPolyCourtyardBack().BuildBBoxCaches();
}
}
return true;
}
bool DRC_TEST_PROVIDER_COURTYARD_CLEARANCE::testCourtyardClearances()
{
const int delta = 100; // This is the number of tests between 2 calls to the progress bar
if( m_drcEngine->IsErrorLimitExceeded( DRCE_OVERLAPPING_FOOTPRINTS) )
return true; // continue with other tests
if( !reportPhase( _( "Checking footprints for overlapping courtyards..." ) ) )
return false; // DRC cancelled
int ii = 0;
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for( auto it1 = m_board->Footprints().begin(); it1 != m_board->Footprints().end(); it1++ )
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{
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if( !reportProgress( ii++, m_board->Footprints().size(), delta ) )
return false; // DRC cancelled
if( m_drcEngine->IsErrorLimitExceeded( DRCE_OVERLAPPING_FOOTPRINTS) )
break;
FOOTPRINT* footprint = *it1;
const SHAPE_POLY_SET& footprintFront = footprint->GetPolyCourtyardFront();
const SHAPE_POLY_SET& footprintBack = footprint->GetPolyCourtyardBack();
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if( footprintFront.OutlineCount() == 0 && footprintBack.OutlineCount() == 0 )
continue; // No courtyards defined
BOX2I frontBBox = footprintFront.BBoxFromCaches();
BOX2I backBBox = footprintBack.BBoxFromCaches();
frontBBox.Inflate( m_largestClearance );
backBBox.Inflate( m_largestClearance );
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for( auto it2 = it1 + 1; it2 != m_board->Footprints().end(); it2++ )
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{
FOOTPRINT* test = *it2;
const SHAPE_POLY_SET& testFront = test->GetPolyCourtyardFront();
const SHAPE_POLY_SET& testBack = test->GetPolyCourtyardBack();
DRC_CONSTRAINT constraint;
int clearance;
int actual;
VECTOR2I pos;
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if( footprintFront.OutlineCount() > 0 && testFront.OutlineCount() > 0
&& frontBBox.Intersects( testFront.BBoxFromCaches() ) )
{
constraint = m_drcEngine->EvalRules( COURTYARD_CLEARANCE_CONSTRAINT, footprint,
test, F_Cu );
clearance = constraint.GetValue().Min();
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if( clearance >= 0 && footprintFront.Collide( &testFront, clearance, &actual, &pos ) )
{
std::shared_ptr<DRC_ITEM> drce = DRC_ITEM::Create( DRCE_OVERLAPPING_FOOTPRINTS );
if( clearance > 0 )
{
m_msg.Printf( _( "(%s clearance %s; actual %s)" ),
constraint.GetName(),
MessageTextFromValue( userUnits(), clearance ),
MessageTextFromValue( userUnits(), actual ) );
drce->SetErrorMessage( drce->GetErrorText() + wxS( " " ) + m_msg );
drce->SetViolatingRule( constraint.GetParentRule() );
}
drce->SetItems( footprint, test );
reportViolation( drce, (wxPoint) pos );
}
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}
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if( footprintBack.OutlineCount() > 0 && testBack.OutlineCount() > 0
&& backBBox.Intersects( testBack.BBoxFromCaches() ) )
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{
constraint = m_drcEngine->EvalRules( COURTYARD_CLEARANCE_CONSTRAINT, footprint,
test, B_Cu );
clearance = constraint.GetValue().Min();
if( clearance >= 0 && footprintBack.Collide( &testBack, clearance, &actual, &pos ) )
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{
std::shared_ptr<DRC_ITEM> drce = DRC_ITEM::Create( DRCE_OVERLAPPING_FOOTPRINTS );
if( clearance > 0 )
{
m_msg.Printf( _( "(%s clearance %s; actual %s)" ),
constraint.GetName(),
MessageTextFromValue( userUnits(), clearance ),
MessageTextFromValue( userUnits(), actual ) );
drce->SetErrorMessage( drce->GetErrorText() + wxS( " " ) + m_msg );
drce->SetViolatingRule( constraint.GetParentRule() );
}
drce->SetItems( footprint, test );
reportViolation( drce, (wxPoint) pos );
}
}
}
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}
return true;
}
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bool DRC_TEST_PROVIDER_COURTYARD_CLEARANCE::Run()
{
m_board = m_drcEngine->GetBoard();
DRC_CONSTRAINT constraint;
if( m_drcEngine->QueryWorstConstraint( COURTYARD_CLEARANCE_CONSTRAINT, constraint ) )
m_largestClearance = constraint.GetValue().Min();
reportAux( "Worst courtyard clearance : %d nm", m_largestClearance );
if( !testFootprintCourtyardDefinitions() )
return false;
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if( !testCourtyardClearances() )
return false;
return true;
}
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int DRC_TEST_PROVIDER_COURTYARD_CLEARANCE::GetNumPhases() const
{
return 2;
}
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std::set<DRC_CONSTRAINT_T> DRC_TEST_PROVIDER_COURTYARD_CLEARANCE::GetConstraintTypes() const
{
return { COURTYARD_CLEARANCE_CONSTRAINT };
}
namespace detail
{
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static DRC_REGISTER_TEST_PROVIDER<DRC_TEST_PROVIDER_COURTYARD_CLEARANCE> dummy;
}