kicad/qa/drc_proto/drc_engine.cpp

1420 lines
47 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2004-2019 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2014 Dick Hollenbeck, dick@softplc.com
* Copyright (C) 2017-2020 KiCad Developers, see change_log.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <fctsys.h>
#include <pcb_edit_frame.h>
#include <trigo.h>
#include <board_design_settings.h>
#include <class_edge_mod.h>
#include <class_drawsegment.h>
#include <class_module.h>
#include <class_track.h>
#include <class_pad.h>
#include <class_zone.h>
#include <class_pcb_text.h>
#include <geometry/seg.h>
#include <math_for_graphics.h>
#include <connectivity/connectivity_algo.h>
#include <bitmaps.h>
#include <tool/tool_manager.h>
#include <tools/pcb_actions.h>
#include <tools/pcb_tool_base.h>
#include <tools/zone_filler_tool.h>
#include <kiface_i.h>
#include <pcbnew.h>
#include <netlist_reader/pcb_netlist.h>
#include <math/util.h> // for KiROUND
#include <dialog_drc.h>
#include <board_commit.h>
#include <geometry/shape_arc.h>
#include <drc_proto/drc_engine.h>
#include <drc_proto/drc_rule_parser.h>
#include <drc_proto/drc_rule.h>
#include <drc_proto/drc_item.h>
#include <drc_proto/drc_test_provider.h>
test::DRC_ENGINE::DRC_ENGINE( BOARD* aBoard, BOARD_DESIGN_SETTINGS *aSettings ) :
m_board( aBoard ),
m_designSettings ( aSettings )
{
}
test::DRC_ENGINE::~DRC_ENGINE()
{
for( DRC_ITEM* item : m_drcItems )
delete item;
}
/*void test::DRC_ENGINE::AddMarker( MARKER_PCB* aMarker )
{
if( m_designSettings->Ignore( aMarker->GetRCItem()->GetErrorCode() ) )
{
delete aMarker;
return;
}
m_markers.push_back( aMarker );
}*/
bool test::DRC_ENGINE::LoadRules( wxFileName aPath )
{
if( aPath.FileExists() )
{
m_ruleConditions.clear();
m_rules.clear();
FILE* fp = wxFopen( aPath.GetFullPath(), wxT( "rt" ) );
if( fp )
{
try
{
DRC_RULES_PARSER parser( m_board, fp, aPath.GetFullPath() );
parser.Parse( m_ruleConditions, m_rules );
}
catch( PARSE_ERROR& pe )
{
// Don't leave possibly malformed stuff around for us to trip over
m_ruleConditions.clear();
m_rules.clear();
//wxSafeYield( m_editFrame );
//m_editFrame->ShowBoardSetupDialog( _( "Rules" ), pe.What(), ID_RULES_EDITOR,
// pe.lineNumber, pe.byteIndex );
throw;
return false;
}
}
}
return true;
}
test::DRC_TEST_PROVIDER *drcCreateClearanceTestProvider( test::DRC_ENGINE *engine );
void test::DRC_ENGINE::loadTestProviders()
{
m_testProviders.push_back( drcCreateClearanceTestProvider( this ) );
}
void test::DRC_ENGINE::inferImplicitRules()
{
}
static void drc_dbg( int level, const char* fmt, ... )
{
#ifdef DEBUG
if(level < 10) // fixme: tom's debugging.
{
va_list ap;
va_start( ap, fmt );
fprintf( stderr, "drc: " );
vfprintf( stderr, fmt, ap );
va_end( ap );
}
#endif
}
bool test::DRC_ENGINE::CompileRules()
{
drc_dbg(0,"compiling rules\n");
for( auto provider : m_testProviders )
{
drc_dbg(1, "provider %p name '%s' -> ID %d\n", provider, (const char*) provider->GetName().c_str(), 0 );
for ( auto id : provider->GetMatchingRuleIds() )
{
if( m_ruleMap.find(id) == m_ruleMap.end() )
m_ruleMap[id] = new RULE_SET;
m_ruleMap[ id ]->provider = provider;
for( auto rule : m_rules )
{
if( rule->GetTestProviderName() == provider->GetName() )
{
drc_dbg(1, "rule %p name '%s' -> provider %s\n", rule, (const char*) rule->m_Name.c_str(), (const char*) rule->m_TestProviderName.c_str() );
if( rule->IsEnabled() )
{
auto rcons = new RULE_WITH_CONDITIONS;
for( auto condition : m_ruleConditions )
{
if( condition->m_TargetRuleName == rule->GetName() )
{
rcons->conditions.push_back( condition );
bool compileOk = condition->Compile();
drc_dbg(1," - condition: '%s' compile: %s\n", (const char* ) condition->m_TargetRuleName.c_str(), compileOk ? "OK" : "ERROR");
rcons->rule = rule;
m_ruleMap[ id ]->sortedRules.push_back( rcons );
}
}
}
}
}
}
}
return true;
}
void test::DRC_ENGINE::RunTests( )
{
//m_largestClearance = m_designSettings->GetBiggestClearanceValue();
loadTestProviders();
inferImplicitRules();
CompileRules();
}
test::DRC_CONSTRAINT test::DRC_ENGINE::EvalRulesForItems( test::DRC_RULE_ID_T ruleID, const BOARD_ITEM* a, const BOARD_ITEM* b )
{
test::DRC_CONSTRAINT rv;
auto ruleset = m_ruleMap[ ruleID ];
return rv;
}
#if 0
if( !bds.Ignore( DRCE_INVALID_OUTLINE )
|| !bds.Ignore( DRCE_TRACK_NEAR_EDGE )
|| !bds.Ignore( DRCE_VIA_NEAR_EDGE )
|| !bds.Ignore( DRCE_PAD_NEAR_EDGE ) )
{
if( aMessages )
{
aMessages->AppendText( _( "Board Outline...\n" ) );
wxSafeYield();
}
testOutline( commit );
}
if( aMessages )
{
aMessages->AppendText( _( "Netclasses...\n" ) );
wxSafeYield();
}
DRC_NETCLASS_TESTER netclassTester( [&]( MARKER_PCB* aMarker )
{
addMarkerToPcb( commit, aMarker );
} );
if( !netclassTester.RunDRC( userUnits(), *m_pcb ) )
{
// testing the netclasses is a special case because if the netclasses
// do not pass the BOARD_DESIGN_SETTINGS checks, then every member of a net
// class (a NET) will cause its items such as tracks, vias, and pads
// to also fail. So quit after *all* netclass errors have been reported.
if( aMessages )
aMessages->AppendText( _( "NETCLASS VIOLATIONS: Aborting DRC\n" ) );
commit.Push( wxEmptyString, false, false );
// update the m_drcDialog listboxes
updatePointers();
return;
}
// test pad to pad clearances, nothing to do with tracks, vias or zones.
if( !bds.Ignore( DRCE_PAD_NEAR_EDGE )
|| !bds.Ignore( DRCE_PAD_NEAR_PAD )
|| !bds.Ignore( DRCE_HOLE_NEAR_PAD ) )
{
if( aMessages )
{
aMessages->AppendText( _( "Pad clearances...\n" ) );
wxSafeYield();
}
testPadClearances( commit );
}
// test drilled holes
if( !bds.Ignore( DRCE_DRILLED_HOLES_TOO_CLOSE )
|| !bds.Ignore( DRCE_TOO_SMALL_PAD_DRILL )
|| !bds.Ignore( DRCE_TOO_SMALL_VIA_DRILL )
|| !bds.Ignore( DRCE_TOO_SMALL_MICROVIA_DRILL ) )
{
if( aMessages )
{
aMessages->AppendText( _( "Drill sizes and clearances...\n" ) );
wxSafeYield();
}
DRC_DRILLED_HOLE_TESTER tester( [&]( MARKER_PCB* aMarker )
{
addMarkerToPcb( commit, aMarker );
} );
tester.RunDRC( userUnits(), *m_pcb );
}
// caller (a wxTopLevelFrame) is the wxDialog or the Pcb Editor frame that call DRC:
wxWindow* caller = aMessages ? aMessages->GetParent() : m_editFrame;
if( m_refillZones )
{
if( aMessages )
aMessages->AppendText( _( "Refilling all zones...\n" ) );
m_toolMgr->GetTool<ZONE_FILLER_TOOL>()->FillAllZones( caller );
}
else
{
if( aMessages )
aMessages->AppendText( _( "Checking zone fills...\n" ) );
m_toolMgr->GetTool<ZONE_FILLER_TOOL>()->CheckAllZones( caller );
}
// test track and via clearances to other tracks, pads, and vias
if( aMessages )
{
aMessages->AppendText( _( "Track clearances...\n" ) );
wxSafeYield();
}
testTracks( commit, aMessages ? aMessages->GetParent() : m_editFrame, true );
// test zone clearances to other zones
if( aMessages )
{
aMessages->AppendText( _( "Zone to zone clearances...\n" ) );
wxSafeYield();
}
testZones( commit );
// find and gather unconnected pads.
if( m_doUnconnectedTest
&& !bds.Ignore( DRCE_UNCONNECTED_ITEMS ) )
{
if( aMessages )
{
aMessages->AppendText( _( "Unconnected pads...\n" ) );
aMessages->Refresh();
}
testUnconnected();
}
// find and gather vias, tracks, pads inside keepout areas.
if( m_doKeepoutTest )
{
if( aMessages )
{
aMessages->AppendText( _( "Keepout areas ...\n" ) );
aMessages->Refresh();
}
DRC_KEEPOUT_TESTER tester( [&]( MARKER_PCB* aMarker )
{
addMarkerToPcb( commit, aMarker );
} );
tester.RunDRC( userUnits(), *m_pcb );
}
// find and gather vias, tracks, pads inside text boxes.
if( !bds.Ignore( DRCE_VIA_NEAR_COPPER )
|| !bds.Ignore( DRCE_TRACK_NEAR_COPPER ) )
{
if( aMessages )
{
aMessages->AppendText( _( "Text and graphic clearances...\n" ) );
wxSafeYield();
}
testCopperTextAndGraphics( commit );
}
// test courtyards
if( !bds.Ignore( DRCE_OVERLAPPING_FOOTPRINTS )
|| !bds.Ignore( DRCE_MISSING_COURTYARD )
|| !bds.Ignore( DRCE_MALFORMED_COURTYARD )
|| !bds.Ignore( DRCE_PTH_IN_COURTYARD )
|| !bds.Ignore( DRCE_NPTH_IN_COURTYARD ) )
{
if( aMessages )
{
aMessages->AppendText( _( "Courtyard areas...\n" ) );
aMessages->Refresh();
}
DRC_COURTYARD_TESTER tester( [&]( MARKER_PCB* aMarker )
{
addMarkerToPcb( commit, aMarker );
} );
tester.RunDRC( userUnits(), *m_pcb );
}
for( DRC_ITEM* footprintItem : m_footprints )
delete footprintItem;
m_footprints.clear();
m_footprintsTested = false;
if( m_testFootprints && !Kiface().IsSingle() )
{
if( aMessages )
{
aMessages->AppendText( _( "Checking footprints against schematic...\n" ) );
aMessages->Refresh();
}
NETLIST netlist;
m_editFrame->FetchNetlistFromSchematic( netlist, PCB_EDIT_FRAME::ANNOTATION_DIALOG );
if( m_drcDialog )
m_drcDialog->Raise();
TestFootprints( netlist, m_pcb, m_footprints );
m_footprintsTested = true;
}
// Check if there are items on disabled layers
if( !bds.Ignore( DRCE_DISABLED_LAYER_ITEM ) )
{
if( aMessages )
{
aMessages->AppendText( _( "Items on disabled layers...\n" ) );
aMessages->Refresh();
}
testDisabledLayers( commit );
}
if( !bds.Ignore( DRCE_UNRESOLVED_VARIABLE ) )
{
if( aMessages )
{
aMessages->AppendText( _( "Unresolved text variables...\n" ) );
aMessages->Refresh();
}
DRC_TEXTVAR_TESTER tester( [&]( MARKER_PCB* aMarker )
{
addMarkerToPcb( commit, aMarker );
},
m_editFrame->GetCanvas()->GetWorksheet() );
tester.RunDRC( userUnits(), *m_pcb );
}
commit.Push( wxEmptyString, false, false );
m_drcRun = true;
// update the m_drcDialog listboxes
updatePointers();
if( aMessages )
{
// no newline on this one because it is last, don't want the window
// to unnecessarily scroll.
aMessages->AppendText( _( "Finished" ) );
}
}
void DRC::updatePointers()
{
// update my pointers, m_editFrame is the only unchangeable one
m_pcb = m_editFrame->GetBoard();
m_editFrame->ResolveDRCExclusions();
if( m_drcDialog ) // Use diag list boxes only in DRC dialog
{
m_drcDialog->SetMarkersProvider( new BOARD_DRC_ITEMS_PROVIDER( m_pcb ) );
m_drcDialog->SetUnconnectedProvider( new RATSNEST_DRC_ITEMS_PROVIDER( m_editFrame,
&m_unconnected ) );
m_drcDialog->SetFootprintsProvider( new VECTOR_DRC_ITEMS_PROVIDER( m_editFrame,
&m_footprints ) );
}
}
void DRC::testPadClearances( BOARD_COMMIT& aCommit )
{
BOARD_DESIGN_SETTINGS& bds = m_pcb->GetDesignSettings();
std::vector<D_PAD*> sortedPads;
m_pcb->GetSortedPadListByXthenYCoord( sortedPads );
if( sortedPads.empty() )
return;
// find the max size of the pads (used to stop the pad-to-pad tests)
int max_size = 0;
for( D_PAD* pad : sortedPads )
{
// GetBoundingRadius() is the radius of the minimum sized circle fully containing the pad
int radius = pad->GetBoundingRadius();
if( radius > max_size )
max_size = radius;
}
// Better to be fast than accurate; this keeps us from having to look up / calculate the
// actual clearances
max_size += m_largestClearance;
// Upper limit of pad list (limit not included)
D_PAD** listEnd = &sortedPads[0] + sortedPads.size();
// Test the pads
for( auto& pad : sortedPads )
{
if( !bds.Ignore( DRCE_PAD_NEAR_EDGE ) && m_board_outline_valid )
{
int minClearance = bds.m_CopperEdgeClearance;
m_clearanceSource = _( "board edge" );
static DRAWSEGMENT dummyEdge;
dummyEdge.SetLayer( Edge_Cuts );
if( pad->GetRuleClearance( &dummyEdge, &minClearance, &m_clearanceSource ) )
/* minClearance and m_clearanceSource set in GetRuleClearance() */;
for( auto it = m_board_outlines.IterateSegmentsWithHoles(); it; it++ )
{
int actual;
if( !checkClearanceSegmToPad( *it, 0, pad, minClearance, &actual ) )
{
actual = std::max( 0, actual );
DRC_ITEM* drcItem = new DRC_ITEM( DRCE_PAD_NEAR_EDGE );
m_msg.Printf( drcItem->GetErrorText() + _( " (%s clearance %s; actual %s)" ),
m_clearanceSource,
MessageTextFromValue( userUnits(), minClearance, true ),
MessageTextFromValue( userUnits(), actual, true ) );
drcItem->SetErrorMessage( m_msg );
drcItem->SetItems( pad );
MARKER_PCB* marker = new MARKER_PCB( drcItem, pad->GetPosition() );
addMarkerToPcb( aCommit, marker );
break;
}
}
}
if( !bds.Ignore( DRCE_PAD_NEAR_PAD ) || !bds.Ignore( DRCE_HOLE_NEAR_PAD ) )
{
int x_limit = pad->GetPosition().x + pad->GetBoundingRadius() + max_size;
doPadToPadsDrc( aCommit, pad, &pad, listEnd, x_limit );
}
}
}
void DRC::testTracks( BOARD_COMMIT& aCommit, wxWindow *aActiveWindow, bool aShowProgressBar )
{
wxProgressDialog* progressDialog = NULL;
const int delta = 500; // This is the number of tests between 2 calls to the
// progress bar
int count = m_pcb->Tracks().size();
int deltamax = count/delta;
if( aShowProgressBar && deltamax > 3 )
{
// Do not use wxPD_APP_MODAL style here: it is not necessary and create issues
// on OSX
progressDialog = new wxProgressDialog( _( "Track clearances" ), wxEmptyString,
deltamax, aActiveWindow,
wxPD_AUTO_HIDE | wxPD_CAN_ABORT | wxPD_ELAPSED_TIME );
progressDialog->Update( 0, wxEmptyString );
}
std::shared_ptr<CONNECTIVITY_DATA> connectivity = m_pcb->GetConnectivity();
BOARD_DESIGN_SETTINGS& settings = m_pcb->GetDesignSettings();
if( !m_pcb->GetDesignSettings().Ignore( DRCE_DANGLING_TRACK )
|| !m_pcb->GetDesignSettings().Ignore( DRCE_DANGLING_VIA ) )
{
connectivity->Clear();
connectivity->Build( m_pcb ); // just in case. This really needs to be reliable.
}
int ii = 0;
count = 0;
for( auto seg_it = m_pcb->Tracks().begin(); seg_it != m_pcb->Tracks().end(); seg_it++ )
{
if( ii++ > delta )
{
ii = 0;
count++;
if( progressDialog )
{
if( !progressDialog->Update( count, wxEmptyString ) )
break; // Aborted by user
#ifdef __WXMAC__
// Work around a dialog z-order issue on OS X
if( count == deltamax )
aActiveWindow->Raise();
#endif
}
}
// Test new segment against tracks and pads, optionally against copper zones
doTrackDrc( aCommit, *seg_it, seg_it + 1, m_pcb->Tracks().end(), m_testTracksAgainstZones );
// Test for dangling items
int code = (*seg_it)->Type() == PCB_VIA_T ? DRCE_DANGLING_VIA : DRCE_DANGLING_TRACK;
wxPoint pos;
if( !settings.Ignore( code ) && connectivity->TestTrackEndpointDangling( *seg_it, &pos ) )
{
DRC_ITEM* drcItem = new DRC_ITEM( code );
drcItem->SetItems( *seg_it );
MARKER_PCB* marker = new MARKER_PCB( drcItem, pos );
addMarkerToPcb( aCommit, marker );
}
}
if( progressDialog )
progressDialog->Destroy();
}
void DRC::testUnconnected()
{
for( DRC_ITEM* unconnectedItem : m_unconnected )
delete unconnectedItem;
m_unconnected.clear();
auto connectivity = m_pcb->GetConnectivity();
connectivity->Clear();
connectivity->Build( m_pcb ); // just in case. This really needs to be reliable.
connectivity->RecalculateRatsnest();
std::vector<CN_EDGE> edges;
connectivity->GetUnconnectedEdges( edges );
for( const CN_EDGE& edge : edges )
{
DRC_ITEM* item = new DRC_ITEM( DRCE_UNCONNECTED_ITEMS );
item->SetItems( edge.GetSourceNode()->Parent(), edge.GetTargetNode()->Parent() );
m_unconnected.push_back( item );
}
}
void DRC::testZones( BOARD_COMMIT& aCommit )
{
BOARD_DESIGN_SETTINGS& bds = m_pcb->GetDesignSettings();
// Test copper areas for valid netcodes
// if a netcode is < 0 the netname was not found when reading a netlist
// if a netcode is == 0 the netname is void, and the zone is not connected.
// This is allowed, but i am not sure this is a good idea
//
// In recent Pcbnew versions, the netcode is always >= 0, but an internal net name
// is stored, and initialized from the file or the zone properties editor.
// if it differs from the net name from net code, there is a DRC issue
std::vector<SHAPE_POLY_SET> smoothed_polys;
smoothed_polys.resize( m_pcb->GetAreaCount() );
for( int ii = 0; ii < m_pcb->GetAreaCount(); ii++ )
{
ZONE_CONTAINER* zone = m_pcb->GetArea( ii );
if( !bds.Ignore( DRCE_ZONE_HAS_EMPTY_NET ) && zone->IsOnCopperLayer() )
{
int netcode = zone->GetNetCode();
// a netcode < 0 or > 0 and no pad in net is a error or strange
// perhaps a "dead" net, which happens when all pads in this net were removed
// Remark: a netcode < 0 should not happen (this is more a bug somewhere)
int pads_in_net = ( netcode > 0 ) ? m_pcb->GetConnectivity()->GetPadCount( netcode ) : 1;
if( ( netcode < 0 ) || pads_in_net == 0 )
{
DRC_ITEM* drcItem = new DRC_ITEM( DRCE_ZONE_HAS_EMPTY_NET );
drcItem->SetItems( zone );
MARKER_PCB* marker = new MARKER_PCB( drcItem, zone->GetPosition() );
addMarkerToPcb( aCommit, marker );
}
}
ZONE_CONTAINER* zoneRef = m_pcb->GetArea( ii );
std::set<VECTOR2I> colinearCorners;
zoneRef->GetColinearCorners( m_pcb, colinearCorners );
zoneRef->BuildSmoothedPoly( smoothed_polys[ii], &colinearCorners );
}
// iterate through all areas
for( int ia = 0; ia < m_pcb->GetAreaCount(); ia++ )
{
ZONE_CONTAINER* zoneRef = m_pcb->GetArea( ia );
if( !zoneRef->IsOnCopperLayer() )
continue;
// If we are testing a single zone, then iterate through all other zones
// Otherwise, we have already tested the zone combination
for( int ia2 = ia + 1; ia2 < m_pcb->GetAreaCount(); ia2++ )
{
ZONE_CONTAINER* zoneToTest = m_pcb->GetArea( ia2 );
if( zoneRef == zoneToTest )
continue;
// test for same layer
if( zoneRef->GetLayer() != zoneToTest->GetLayer() )
continue;
// Test for same net
if( zoneRef->GetNetCode() == zoneToTest->GetNetCode() && zoneRef->GetNetCode() >= 0 )
continue;
// test for different priorities
if( zoneRef->GetPriority() != zoneToTest->GetPriority() )
continue;
// test for different types
if( zoneRef->GetIsKeepout() != zoneToTest->GetIsKeepout() )
continue;
// Examine a candidate zone: compare zoneToTest to zoneRef
// Get clearance used in zone to zone test. The policy used to
// obtain that value is now part of the zone object itself by way of
// ZONE_CONTAINER::GetClearance().
int zone2zoneClearance = zoneRef->GetClearance( zoneToTest, &m_clearanceSource );
// Keepout areas have no clearance, so set zone2zoneClearance to 1
// ( zone2zoneClearance = 0 can create problems in test functions)
if( zoneRef->GetIsKeepout() )
zone2zoneClearance = 1;
// test for some corners of zoneRef inside zoneToTest
for( auto iterator = smoothed_polys[ia].IterateWithHoles(); iterator; iterator++ )
{
VECTOR2I currentVertex = *iterator;
wxPoint pt( currentVertex.x, currentVertex.y );
if( smoothed_polys[ia2].Contains( currentVertex ) )
{
DRC_ITEM* drcItem = new DRC_ITEM( DRCE_ZONES_INTERSECT );
drcItem->SetItems( zoneRef, zoneToTest );
MARKER_PCB* marker = new MARKER_PCB( drcItem, pt );
addMarkerToPcb( aCommit, marker );
}
}
// test for some corners of zoneToTest inside zoneRef
for( auto iterator = smoothed_polys[ia2].IterateWithHoles(); iterator; iterator++ )
{
VECTOR2I currentVertex = *iterator;
wxPoint pt( currentVertex.x, currentVertex.y );
if( smoothed_polys[ia].Contains( currentVertex ) )
{
DRC_ITEM* drcItem = new DRC_ITEM( DRCE_ZONES_INTERSECT );
drcItem->SetItems( zoneToTest, zoneRef );
MARKER_PCB* marker = new MARKER_PCB( drcItem, pt );
addMarkerToPcb( aCommit, marker );
}
}
// Iterate through all the segments of refSmoothedPoly
std::map<wxPoint, int> conflictPoints;
for( auto refIt = smoothed_polys[ia].IterateSegmentsWithHoles(); refIt; refIt++ )
{
// Build ref segment
SEG refSegment = *refIt;
// Iterate through all the segments in smoothed_polys[ia2]
for( auto testIt = smoothed_polys[ia2].IterateSegmentsWithHoles(); testIt; testIt++ )
{
// Build test segment
SEG testSegment = *testIt;
wxPoint pt;
int ax1, ay1, ax2, ay2;
ax1 = refSegment.A.x;
ay1 = refSegment.A.y;
ax2 = refSegment.B.x;
ay2 = refSegment.B.y;
int bx1, by1, bx2, by2;
bx1 = testSegment.A.x;
by1 = testSegment.A.y;
bx2 = testSegment.B.x;
by2 = testSegment.B.y;
int d = GetClearanceBetweenSegments( bx1, by1, bx2, by2,
0,
ax1, ay1, ax2, ay2,
0,
zone2zoneClearance,
&pt.x, &pt.y );
if( d < zone2zoneClearance )
{
if( conflictPoints.count( pt ) )
conflictPoints[ pt ] = std::min( conflictPoints[ pt ], d );
else
conflictPoints[ pt ] = d;
}
}
}
for( const std::pair<const wxPoint, int>& conflict : conflictPoints )
{
int actual = conflict.second;
DRC_ITEM* drcItem;
if( actual <= 0 )
{
drcItem = new DRC_ITEM( DRCE_ZONES_INTERSECT );
}
else
{
drcItem = new DRC_ITEM( DRCE_ZONES_TOO_CLOSE );
m_msg.Printf( drcItem->GetErrorText() + _( " (%s clearance %s; actual %s)" ),
m_clearanceSource,
MessageTextFromValue( userUnits(), zone2zoneClearance, true ),
MessageTextFromValue( userUnits(), conflict.second, true ) );
drcItem->SetErrorMessage( m_msg );
}
drcItem->SetItems( zoneRef, zoneToTest );
MARKER_PCB* marker = new MARKER_PCB( drcItem, conflict.first );
addMarkerToPcb( aCommit, marker );
}
}
}
}
void DRC::testCopperTextAndGraphics( BOARD_COMMIT& aCommit )
{
// Test copper items for clearance violations with vias, tracks and pads
for( BOARD_ITEM* brdItem : m_pcb->Drawings() )
{
if( IsCopperLayer( brdItem->GetLayer() ) )
testCopperDrawItem( aCommit, brdItem );
}
for( MODULE* module : m_pcb->Modules() )
{
TEXTE_MODULE& ref = module->Reference();
TEXTE_MODULE& val = module->Value();
if( ref.IsVisible() && IsCopperLayer( ref.GetLayer() ) )
testCopperDrawItem( aCommit, &ref );
if( val.IsVisible() && IsCopperLayer( val.GetLayer() ) )
testCopperDrawItem( aCommit, &val );
if( module->IsNetTie() )
continue;
for( BOARD_ITEM* item : module->GraphicalItems() )
{
if( IsCopperLayer( item->GetLayer() ) )
{
if( item->Type() == PCB_MODULE_TEXT_T && ( (TEXTE_MODULE*) item )->IsVisible() )
testCopperDrawItem( aCommit, item );
else if( item->Type() == PCB_MODULE_EDGE_T )
testCopperDrawItem( aCommit, item );
}
}
}
}
void DRC::testCopperDrawItem( BOARD_COMMIT& aCommit, BOARD_ITEM* aItem )
{
EDA_RECT bbox;
std::vector<SEG> itemShape;
int itemWidth;
DRAWSEGMENT* drawItem = dynamic_cast<DRAWSEGMENT*>( aItem );
EDA_TEXT* textItem = dynamic_cast<EDA_TEXT*>( aItem );
if( drawItem )
{
bbox = drawItem->GetBoundingBox();
itemWidth = drawItem->GetWidth();
switch( drawItem->GetShape() )
{
case S_ARC:
{
SHAPE_ARC arc( drawItem->GetCenter(), drawItem->GetArcStart(),
(double) drawItem->GetAngle() / 10.0 );
SHAPE_LINE_CHAIN l = arc.ConvertToPolyline();
for( int i = 0; i < l.SegmentCount(); i++ )
itemShape.push_back( l.Segment( i ) );
break;
}
case S_SEGMENT:
itemShape.emplace_back( SEG( drawItem->GetStart(), drawItem->GetEnd() ) );
break;
case S_CIRCLE:
{
// SHAPE_CIRCLE has no ConvertToPolyline() method, so use a 360.0 SHAPE_ARC
SHAPE_ARC circle( drawItem->GetCenter(), drawItem->GetEnd(), 360.0 );
SHAPE_LINE_CHAIN l = circle.ConvertToPolyline();
for( int i = 0; i < l.SegmentCount(); i++ )
itemShape.push_back( l.Segment( i ) );
break;
}
case S_CURVE:
{
drawItem->RebuildBezierToSegmentsPointsList( drawItem->GetWidth() );
wxPoint start_pt = drawItem->GetBezierPoints()[0];
for( unsigned int jj = 1; jj < drawItem->GetBezierPoints().size(); jj++ )
{
wxPoint end_pt = drawItem->GetBezierPoints()[jj];
itemShape.emplace_back( SEG( start_pt, end_pt ) );
start_pt = end_pt;
}
break;
}
case S_POLYGON:
{
SHAPE_LINE_CHAIN l = drawItem->GetPolyShape().Outline( 0 );
for( int i = 0; i < l.SegmentCount(); i++ )
itemShape.push_back( l.Segment( i ) );
}
break;
default:
wxFAIL_MSG( "unknown shape type" );
break;
}
}
else if( textItem )
{
bbox = textItem->GetTextBox();
itemWidth = textItem->GetEffectiveTextPenWidth();
std::vector<wxPoint> textShape;
textItem->TransformTextShapeToSegmentList( textShape );
for( unsigned jj = 0; jj < textShape.size(); jj += 2 )
itemShape.emplace_back( SEG( textShape[jj], textShape[jj+1] ) );
}
else
{
wxFAIL_MSG( "unknown item type in testCopperDrawItem()" );
return;
}
SHAPE_RECT rect_area( bbox.GetX(), bbox.GetY(), bbox.GetWidth(), bbox.GetHeight() );
if( itemShape.empty() )
return;
// Test tracks and vias
for( auto track : m_pcb->Tracks() )
{
if( !track->IsOnLayer( aItem->GetLayer() ) )
continue;
int minClearance = track->GetClearance( aItem, &m_clearanceSource );
int widths = ( track->GetWidth() + itemWidth ) / 2;
int center2centerAllowed = minClearance + widths;
SEG trackSeg( track->GetStart(), track->GetEnd() );
// Fast test to detect a track segment candidate inside the text bounding box
if( !rect_area.Collide( trackSeg, center2centerAllowed ) )
continue;
OPT<SEG> minSeg;
SEG::ecoord center2center_squared = 0;
for( const SEG& itemSeg : itemShape )
{
SEG::ecoord thisDist_squared = trackSeg.SquaredDistance( itemSeg );
if( !minSeg || thisDist_squared < center2center_squared )
{
minSeg = itemSeg;
center2center_squared = thisDist_squared;
}
}
if( center2center_squared < SEG::Square( center2centerAllowed ) )
{
int actual = std::max( 0.0, sqrt( center2center_squared ) - widths );
int errorCode = ( track->Type() == PCB_VIA_T ) ? DRCE_VIA_NEAR_COPPER
: DRCE_TRACK_NEAR_COPPER;
DRC_ITEM* drcItem = new DRC_ITEM( errorCode );
m_msg.Printf( drcItem->GetErrorText() + _( " (%s clearance %s; actual %s)" ),
m_clearanceSource,
MessageTextFromValue( userUnits(), minClearance, true ),
MessageTextFromValue( userUnits(), actual, true ) );
drcItem->SetErrorMessage( m_msg );
drcItem->SetItems( track, aItem );
wxPoint pos = GetLocation( track, minSeg.get() );
MARKER_PCB* marker = new MARKER_PCB( drcItem, pos );
addMarkerToPcb( aCommit, marker );
}
}
// Test pads
for( auto pad : m_pcb->GetPads() )
{
if( !pad->IsOnLayer( aItem->GetLayer() ) )
continue;
// Graphic items are allowed to act as net-ties within their own footprint
if( drawItem && pad->GetParent() == drawItem->GetParent() )
continue;
int minClearance = pad->GetClearance( aItem, &m_clearanceSource );
int widths = itemWidth / 2;
int center2centerAllowed = minClearance + widths;
// Fast test to detect a pad candidate inside the text bounding box
// Finer test (time consumming) is made only for pads near the text.
int bb_radius = pad->GetBoundingRadius() + minClearance;
VECTOR2I shape_pos( pad->ShapePos() );
if( !rect_area.Collide( SEG( shape_pos, shape_pos ), bb_radius ) )
continue;
SHAPE_POLY_SET padOutline;
pad->TransformShapeWithClearanceToPolygon( padOutline, 0 );
OPT<SEG> minSeg;
SEG::ecoord center2center_squared = 0;
for( const SEG& itemSeg : itemShape )
{
SEG::ecoord thisCenter2center_squared = padOutline.SquaredDistance( itemSeg );
if( !minSeg || thisCenter2center_squared < center2center_squared )
{
minSeg = itemSeg;
center2center_squared = thisCenter2center_squared;
}
}
if( center2center_squared < SEG::Square( center2centerAllowed ) )
{
int actual = std::max( 0.0, sqrt( center2center_squared ) - widths );
DRC_ITEM* drcItem = new DRC_ITEM( DRCE_PAD_NEAR_COPPER );
m_msg.Printf( drcItem->GetErrorText() + _( " (%s clearance %s; actual %s)" ),
m_clearanceSource,
MessageTextFromValue( userUnits(), minClearance, true ),
MessageTextFromValue( userUnits(), actual, true ) );
drcItem->SetErrorMessage( m_msg );
drcItem->SetItems( pad, aItem );
MARKER_PCB* marker = new MARKER_PCB( drcItem, pad->GetPosition() );
addMarkerToPcb( aCommit, marker );
}
}
}
void DRC::testOutline( BOARD_COMMIT& aCommit )
{
wxPoint error_loc( m_pcb->GetBoardEdgesBoundingBox().GetPosition() );
m_board_outlines.RemoveAllContours();
m_board_outline_valid = false;
if( m_pcb->GetBoardPolygonOutlines( m_board_outlines, nullptr, &error_loc ) )
{
m_board_outline_valid = true;
}
else
{
DRC_ITEM* drcItem = new DRC_ITEM( DRCE_INVALID_OUTLINE );
m_msg.Printf( drcItem->GetErrorText() + _( " (not a closed shape)" ) );
drcItem->SetErrorMessage( m_msg );
drcItem->SetItems( m_pcb );
MARKER_PCB* marker = new MARKER_PCB( drcItem, error_loc );
addMarkerToPcb( aCommit, marker );
}
}
void DRC::testDisabledLayers( BOARD_COMMIT& aCommit )
{
LSET disabledLayers = m_pcb->GetEnabledLayers().flip();
// Perform the test only for copper layers
disabledLayers &= LSET::AllCuMask();
for( TRACK* track : m_pcb->Tracks() )
{
if( disabledLayers.test( track->GetLayer() ) )
{
DRC_ITEM* drcItem = new DRC_ITEM( DRCE_DISABLED_LAYER_ITEM );
m_msg.Printf( drcItem->GetErrorText() + _( "layer %s" ),
track->GetLayerName() );
drcItem->SetErrorMessage( m_msg );
drcItem->SetItems( track );
MARKER_PCB* marker = new MARKER_PCB( drcItem, track->GetPosition() );
addMarkerToPcb( aCommit, marker );
}
}
for( MODULE* module : m_pcb->Modules() )
{
module->RunOnChildren(
[&]( BOARD_ITEM* child )
{
if( disabledLayers.test( child->GetLayer() ) )
{
DRC_ITEM* drcItem = new DRC_ITEM( DRCE_DISABLED_LAYER_ITEM );
m_msg.Printf( drcItem->GetErrorText() + _( "layer %s" ),
child->GetLayerName() );
drcItem->SetErrorMessage( m_msg );
drcItem->SetItems( child );
MARKER_PCB* marker = new MARKER_PCB( drcItem, child->GetPosition() );
addMarkerToPcb( aCommit, marker );
}
} );
}
for( ZONE_CONTAINER* zone : m_pcb->Zones() )
{
if( disabledLayers.test( zone->GetLayer() ) )
{
DRC_ITEM* drcItem = new DRC_ITEM( DRCE_DISABLED_LAYER_ITEM );
m_msg.Printf( drcItem->GetErrorText() + _( "layer %s" ),
zone->GetLayerName() );
drcItem->SetErrorMessage( m_msg );
drcItem->SetItems( zone );
MARKER_PCB* marker = new MARKER_PCB( drcItem, zone->GetPosition() );
addMarkerToPcb( aCommit, marker );
}
}
}
bool DRC::doPadToPadsDrc( BOARD_COMMIT& aCommit, D_PAD* aRefPad, D_PAD** aStart, D_PAD** aEnd,
int x_limit )
{
const static LSET all_cu = LSET::AllCuMask();
LSET layerMask = aRefPad->GetLayerSet() & all_cu;
// For hole testing we use a dummy pad which is given the shape of the hole. Note that
// this pad must have a parent because some functions expect a non-null parent to find
// the pad's board.
MODULE dummymodule( m_pcb ); // Creates a dummy parent
D_PAD dummypad( &dummymodule );
// Ensure the hole is on all copper layers
dummypad.SetLayerSet( all_cu | dummypad.GetLayerSet() );
for( D_PAD** pad_list = aStart; pad_list<aEnd; ++pad_list )
{
D_PAD* pad = *pad_list;
if( pad == aRefPad )
continue;
// We can stop the test when pad->GetPosition().x > x_limit
// because the list is sorted by X values
if( pad->GetPosition().x > x_limit )
break;
// No problem if pads which are on copper layers are on different copper layers,
// (pads can be only on a technical layer, to build complex pads)
// but their hole (if any ) can create DRC error because they are on all
// copper layers, so we test them
if( ( pad->GetLayerSet() & layerMask ) == 0 &&
( pad->GetLayerSet() & all_cu ) != 0 &&
( aRefPad->GetLayerSet() & all_cu ) != 0 )
{
// if holes are in the same location and have the same size and shape,
// this can be accepted
if( pad->GetPosition() == aRefPad->GetPosition()
&& pad->GetDrillSize() == aRefPad->GetDrillSize()
&& pad->GetDrillShape() == aRefPad->GetDrillShape() )
{
if( aRefPad->GetDrillShape() == PAD_DRILL_SHAPE_CIRCLE )
continue;
// for oval holes: must also have the same orientation
if( pad->GetOrientation() == aRefPad->GetOrientation() )
continue;
}
/* Here, we must test clearance between holes and pads
* dummy pad size and shape is adjusted to pad drill size and shape
*/
if( pad->GetDrillSize().x )
{
// pad under testing has a hole, test this hole against pad reference
dummypad.SetPosition( pad->GetPosition() );
dummypad.SetSize( pad->GetDrillSize() );
dummypad.SetShape( pad->GetDrillShape() == PAD_DRILL_SHAPE_OBLONG ?
PAD_SHAPE_OVAL : PAD_SHAPE_CIRCLE );
dummypad.SetOrientation( pad->GetOrientation() );
int minClearance = aRefPad->GetClearance( nullptr, &m_clearanceSource );
int actual;
if( !checkClearancePadToPad( aRefPad, &dummypad, minClearance, &actual ) )
{
DRC_ITEM* drcItem = new DRC_ITEM( DRCE_HOLE_NEAR_PAD );
m_msg.Printf( drcItem->GetErrorText() + _( " (%s clearance %s; actual %s)" ),
m_clearanceSource,
MessageTextFromValue( userUnits(), minClearance, true ),
MessageTextFromValue( userUnits(), actual, true ) );
drcItem->SetErrorMessage( m_msg );
drcItem->SetItems( pad, aRefPad );
MARKER_PCB* marker = new MARKER_PCB( drcItem, pad->GetPosition() );
addMarkerToPcb( aCommit, marker );
return false;
}
}
if( aRefPad->GetDrillSize().x ) // pad reference has a hole
{
dummypad.SetPosition( aRefPad->GetPosition() );
dummypad.SetSize( aRefPad->GetDrillSize() );
dummypad.SetShape( aRefPad->GetDrillShape() == PAD_DRILL_SHAPE_OBLONG ?
PAD_SHAPE_OVAL : PAD_SHAPE_CIRCLE );
dummypad.SetOrientation( aRefPad->GetOrientation() );
int minClearance = pad->GetClearance( nullptr, &m_clearanceSource );
int actual;
if( !checkClearancePadToPad( pad, &dummypad, minClearance, &actual ) )
{
DRC_ITEM* drcItem = new DRC_ITEM( DRCE_HOLE_NEAR_PAD );
m_msg.Printf( drcItem->GetErrorText() + _( " (%s clearance %s; actual %s)" ),
m_clearanceSource,
MessageTextFromValue( userUnits(), minClearance, true ),
MessageTextFromValue( userUnits(), actual, true ) );
drcItem->SetErrorMessage( m_msg );
drcItem->SetItems( aRefPad, pad );
MARKER_PCB* marker = new MARKER_PCB( drcItem, aRefPad->GetPosition() );
addMarkerToPcb( aCommit, marker );
return false;
}
}
continue;
}
// The pad must be in a net (i.e pt_pad->GetNet() != 0 ),
// But no problem if pads have the same netcode (same net)
if( pad->GetNetCode() && ( aRefPad->GetNetCode() == pad->GetNetCode() ) )
continue;
// if pads are from the same footprint
if( pad->GetParent() == aRefPad->GetParent() )
{
// and have the same pad number ( equivalent pads )
// one can argue that this 2nd test is not necessary, that any
// two pads from a single module are acceptable. This 2nd test
// should eventually be a configuration option.
if( pad->PadNameEqual( aRefPad ) )
continue;
}
// if either pad has no drill and is only on technical layers, not a clearance violation
if( ( ( pad->GetLayerSet() & layerMask ) == 0 && !pad->GetDrillSize().x ) ||
( ( aRefPad->GetLayerSet() & layerMask ) == 0 && !aRefPad->GetDrillSize().x ) )
{
continue;
}
int minClearance = aRefPad->GetClearance( pad, &m_clearanceSource );
int clearanceAllowed = minClearance - m_pcb->GetDesignSettings().GetDRCEpsilon();
int actual;
if( !checkClearancePadToPad( aRefPad, pad, clearanceAllowed, &actual ) )
{
DRC_ITEM* drcItem = new DRC_ITEM( DRCE_PAD_NEAR_PAD );
m_msg.Printf( drcItem->GetErrorText() + _( " (%s clearance %s; actual %s)" ),
m_clearanceSource,
MessageTextFromValue( userUnits(), minClearance, true ),
MessageTextFromValue( userUnits(), actual, true ) );
drcItem->SetErrorMessage( m_msg );
drcItem->SetItems( aRefPad, pad );
MARKER_PCB* marker = new MARKER_PCB( drcItem, aRefPad->GetPosition() );
addMarkerToPcb( aCommit, marker );
return false;
}
}
return true;
}
void DRC::setTransitions()
{
Go( &DRC::ShowDRCDialog, PCB_ACTIONS::runDRC.MakeEvent() );
}
const int UI_EPSILON = Mils2iu( 5 );
wxPoint DRC::GetLocation( TRACK* aTrack, ZONE_CONTAINER* aConflictZone )
{
SHAPE_POLY_SET* conflictOutline;
if( aConflictZone->IsFilled() )
conflictOutline = const_cast<SHAPE_POLY_SET*>( &aConflictZone->GetFilledPolysList() );
else
conflictOutline = aConflictZone->Outline();
wxPoint pt1 = aTrack->GetPosition();
wxPoint pt2 = aTrack->GetEnd();
// If the mid-point is in the zone, then that's a fine place for the marker
if( conflictOutline->SquaredDistance( ( pt1 + pt2 ) / 2 ) == 0 )
return ( pt1 + pt2 ) / 2;
// Otherwise do a binary search for a "good enough" marker location
else
{
while( GetLineLength( pt1, pt2 ) > UI_EPSILON )
{
if( conflictOutline->SquaredDistance( pt1 ) < conflictOutline->SquaredDistance( pt2 ) )
pt2 = ( pt1 + pt2 ) / 2;
else
pt1 = ( pt1 + pt2 ) / 2;
}
// Once we're within UI_EPSILON pt1 and pt2 are "equivalent"
return pt1;
}
}
wxPoint DRC::GetLocation( TRACK* aTrack, const SEG& aConflictSeg )
{
wxPoint pt1 = aTrack->GetPosition();
wxPoint pt2 = aTrack->GetEnd();
// Do a binary search along the track for a "good enough" marker location
while( GetLineLength( pt1, pt2 ) > UI_EPSILON )
{
if( aConflictSeg.SquaredDistance( pt1 ) < aConflictSeg.SquaredDistance( pt2 ) )
pt2 = ( pt1 + pt2 ) / 2;
else
pt1 = ( pt1 + pt2 ) / 2;
}
// Once we're within UI_EPSILON pt1 and pt2 are "equivalent"
return pt1;
}
#endif