bool PNS_DIFF_PAIR_PLACER::Start( const VECTOR2I& aP, PNS_ITEM* aStartItem ) { VECTOR2I p( aP ); if( !aStartItem ) { Router()->SetFailureReason( _( "Can't start a differential pair " " in the middle of nowhere." ) ); return false; } setWorld( Router()->GetWorld() ); m_currentNode = m_world; if( !findDpPrimitivePair( aP, aStartItem, m_start ) ) { Router()->SetFailureReason( _( "Unable to find complementary differential pair " "net. Make sure the names of the nets belonging " "to a differential pair end with either _N/_P or +/-." ) ); return false; } m_netP = m_start.PrimP()->Net(); m_netN = m_start.PrimN()->Net(); #if 0 // FIXME: this also needs to be factored out but not so important right now // Check if the current track/via gap & track width settings are violated BOARD* brd = NULL; // FIXME Router()->GetBoard(); NETCLASSPTR netclassP = brd->FindNet( m_netP )->GetNetClass(); NETCLASSPTR netclassN = brd->FindNet( m_netN )->GetNetClass(); int clearance = std::min( m_sizes.DiffPairGap(), m_sizes.DiffPairViaGap() ); if( clearance < netclassP->GetClearance() || clearance < netclassN->GetClearance() ) { Router()->SetFailureReason( _( "Current track/via gap setting violates " "design rules for this net." ) ); return false; } if( m_sizes.DiffPairWidth() < brd->GetDesignSettings().m_TrackMinWidth ) { Router()->SetFailureReason( _( "Current track width setting violates design rules." ) ); return false; } #endif m_currentStart = p; m_currentEnd = p; m_placingVia = false; m_chainedPlacement = false; initPlacement(); return true; }
PNS_PCBNEW_CLEARANCE_RESOLVER::PNS_PCBNEW_CLEARANCE_RESOLVER( PNS_ROUTER* aRouter ) : m_router( aRouter ) { BOARD* brd = m_router->GetBoard(); m_clearanceCache.resize( brd->GetNetCount() ); m_useDpGap = false; for( unsigned int i = 0; i < brd->GetNetCount(); i++ ) { NETINFO_ITEM* ni = brd->FindNet( i ); if( ni == NULL ) continue; CLEARANCE_ENT ent; ent.coupledNet = m_router->GetWorld()->PairedNet( i ); wxString netClassName = ni->GetClassName(); NETCLASSPTR nc = brd->GetDesignSettings().m_NetClasses.Find( netClassName ); int clearance = nc->GetClearance(); ent.clearance = clearance; m_clearanceCache[i] = ent; TRACE( 1, "Add net %d netclass %s clearance %d", i % netClassName.mb_str() % clearance ); } m_overrideEnabled = false; m_defaultClearance = Millimeter2iu( 0.254 ); // aBoard->m_NetClasses.Find ("Default clearance")->GetClearance(); m_overrideNetA = 0; m_overrideNetB = 0; m_overrideClearance = 0; }
int ZONE_CONTAINER::GetClearance( BOARD_CONNECTED_ITEM* aItem ) const { int myClearance = m_ZoneClearance; #if 0 // Maybe the netclass clearance should not come into play for a zone? // At least the policy decision can be controlled by the zone // itself, i.e. here. On reasons of insufficient documentation, // the user will be less bewildered if we simply respect the // "zone clearance" setting in the zone properties dialog. (At least // until there is a UI boolean for this.) NETCLASSPTR myClass = GetNetClass(); if( myClass ) myClearance = std::max( myClearance, myClass->GetClearance() ); #endif if( aItem ) { int hisClearance = aItem->GetClearance( NULL ); myClearance = std::max( hisClearance, myClearance ); } return myClearance; }
static void class2gridRow( wxGrid* grid, int row, NETCLASSPTR nc ) { wxString msg; // label is netclass name grid->SetRowLabelValue( row, nc->GetName() ); msg = StringFromValue( g_UserUnit, nc->GetClearance() ); grid->SetCellValue( row, GRID_CLEARANCE, msg ); msg = StringFromValue( g_UserUnit, nc->GetTrackWidth() ); grid->SetCellValue( row, GRID_TRACKSIZE, msg ); msg = StringFromValue( g_UserUnit, nc->GetViaDiameter() ); grid->SetCellValue( row, GRID_VIASIZE, msg ); msg = StringFromValue( g_UserUnit, nc->GetViaDrill() ); grid->SetCellValue( row, GRID_VIADRILL, msg ); msg = StringFromValue( g_UserUnit, nc->GetuViaDiameter() ); grid->SetCellValue( row, GRID_uVIASIZE, msg ); msg = StringFromValue( g_UserUnit, nc->GetuViaDrill() ); grid->SetCellValue( row, GRID_uVIADRILL, msg ); }
PNS_PCBNEW_RULE_RESOLVER::PNS_PCBNEW_RULE_RESOLVER( BOARD* aBoard, PNS::ROUTER* aRouter ) : m_router( aRouter ), m_board( aBoard ) { PNS::NODE* world = m_router->GetWorld(); PNS::TOPOLOGY topo( world ); m_netClearanceCache.resize( m_board->GetNetCount() ); // Build clearance cache for net classes for( unsigned int i = 0; i < m_board->GetNetCount(); i++ ) { NETINFO_ITEM* ni = m_board->FindNet( i ); if( ni == NULL ) continue; CLEARANCE_ENT ent; ent.coupledNet = DpCoupledNet( i ); wxString netClassName = ni->GetClassName(); NETCLASSPTR nc = m_board->GetDesignSettings().m_NetClasses.Find( netClassName ); int clearance = nc->GetClearance(); ent.clearance = clearance; m_netClearanceCache[i] = ent; wxLogTrace( "PNS", "Add net %u netclass %s clearance %d", i, netClassName.mb_str(), clearance ); } // Build clearance cache for pads for( MODULE* mod = m_board->m_Modules; mod ; mod = mod->Next() ) { auto moduleClearance = mod->GetLocalClearance(); for( D_PAD* pad = mod->PadsList(); pad; pad = pad->Next() ) { int padClearance = pad->GetLocalClearance(); if( padClearance > 0 ) m_localClearanceCache[ pad ] = padClearance; else if( moduleClearance > 0 ) m_localClearanceCache[ pad ] = moduleClearance; } } //printf("DefaultCL : %d\n", m_board->GetDesignSettings().m_NetClasses.Find ("Default clearance")->GetClearance()); m_overrideEnabled = false; m_defaultClearance = Millimeter2iu( 0.254 ); // m_board->m_NetClasses.Find ("Default clearance")->GetClearance(); m_overrideNetA = 0; m_overrideNetB = 0; m_overrideClearance = 0; m_useDpGap = false; }
int BOARD_DESIGN_SETTINGS::GetSmallestClearanceValue() { int clearance = m_NetClasses.GetDefault()->GetClearance(); //Read list of Net Classes for( NETCLASSES::const_iterator nc = m_NetClasses.begin(); nc != m_NetClasses.end(); ++nc ) { NETCLASSPTR netclass = nc->second; clearance = std::min( clearance, netclass->GetClearance() ); } return clearance; }
void ReadParam( wxConfigBase* aConfig ) const override { if( !m_Pt_param || !aConfig ) return; wxString oldPath = aConfig->GetPath(); m_Pt_param->Clear(); for( int index = 0; ; ++index ) { wxString path = ""; NETCLASSPTR netclass; wxString netclassName; if( index == 0 ) path = "Default"; else path << index; aConfig->SetPath( oldPath ); aConfig->SetPath( m_Ident ); aConfig->SetPath( path ); if( !aConfig->Read( NetclassNameKey, &netclassName ) ) break; if( index == 0 ) netclass = m_Pt_param->GetDefault(); else netclass = std::make_shared<NETCLASS>( netclassName ); #define READ_MM( aKey, aDefault ) Millimeter2iu( aConfig->ReadDouble( aKey, aDefault ) ) netclass->SetClearance( READ_MM( ClearanceKey, netclass->GetClearance() ) ); netclass->SetTrackWidth( READ_MM( TrackWidthKey, netclass->GetTrackWidth() ) ); netclass->SetViaDiameter( READ_MM( ViaDiameterKey, netclass->GetViaDiameter() ) ); netclass->SetViaDrill( READ_MM( ViaDrillKey, netclass->GetViaDrill() ) ); netclass->SetuViaDiameter( READ_MM( uViaDiameterKey, netclass->GetuViaDiameter() ) ); netclass->SetuViaDrill( READ_MM( uViaDrillKey, netclass->GetuViaDrill() ) ); netclass->SetDiffPairWidth( READ_MM( dPairWidthKey, netclass->GetDiffPairWidth() ) ); netclass->SetDiffPairGap( READ_MM( dPairGapKey, netclass->GetDiffPairGap() ) ); netclass->SetDiffPairViaGap( READ_MM( dPairViaGapKey, netclass->GetDiffPairViaGap() ) ); if( index > 0 ) m_Pt_param->Add( netclass ); } aConfig->SetPath( oldPath ); }
void SaveParam( wxConfigBase* aConfig ) const override { if( !m_Pt_param || !aConfig ) return; wxString oldPath = aConfig->GetPath(); NETCLASSES::const_iterator nc = m_Pt_param->begin(); for( unsigned index = 0; index <= m_Pt_param->GetCount(); ++index ) { wxString path = ""; NETCLASSPTR netclass; if( index == 0 ) path = "Default"; else path << index; aConfig->SetPath( oldPath ); aConfig->SetPath( m_Ident ); aConfig->SetPath( path ); if( index == 0 ) { netclass = m_Pt_param->GetDefault(); } else { netclass = nc->second; ++nc; } aConfig->Write( NetclassNameKey, netclass->GetName() ); #define WRITE_MM( aKey, aValue ) aConfig->Write( aKey, Iu2Millimeter( aValue ) ) WRITE_MM( ClearanceKey, netclass->GetClearance() ); WRITE_MM( TrackWidthKey, netclass->GetTrackWidth() ); WRITE_MM( ViaDiameterKey, netclass->GetViaDiameter() ); WRITE_MM( ViaDrillKey, netclass->GetViaDrill() ); WRITE_MM( uViaDiameterKey, netclass->GetuViaDiameter() ); WRITE_MM( uViaDrillKey, netclass->GetuViaDrill() ); WRITE_MM( dPairWidthKey, netclass->GetDiffPairWidth() ); WRITE_MM( dPairGapKey, netclass->GetDiffPairGap() ); WRITE_MM( dPairViaGapKey, netclass->GetDiffPairViaGap() ); } aConfig->SetPath( oldPath ); }
// see class_track.h void TRACK::GetMsgPanelInfo( std::vector< MSG_PANEL_ITEM >& aList ) { wxString msg; BOARD* board = GetBoard(); // Display basic infos GetMsgPanelInfoBase( aList ); // Display full track length (in Pcbnew) if( board ) { double trackLen = 0; double lenPadToDie = 0; board->MarkTrace( this, NULL, &trackLen, &lenPadToDie, false ); msg = ::CoordinateToString( trackLen ); aList.push_back( MSG_PANEL_ITEM( _( "Track Len" ), msg, DARKCYAN ) ); if( lenPadToDie != 0 ) { msg = ::LengthDoubleToString( trackLen + lenPadToDie ); aList.push_back( MSG_PANEL_ITEM( _( "Full Len" ), msg, DARKCYAN ) ); msg = ::LengthDoubleToString( lenPadToDie ); aList.push_back( MSG_PANEL_ITEM( _( "In Package" ), msg, DARKCYAN ) ); } } NETCLASSPTR netclass = GetNetClass(); if( netclass ) { aList.push_back( MSG_PANEL_ITEM( _( "NC Name" ), netclass->GetName(), DARKMAGENTA ) ); aList.push_back( MSG_PANEL_ITEM( _( "NC Clearance" ), ::CoordinateToString( netclass->GetClearance(), true ), DARKMAGENTA ) ); aList.push_back( MSG_PANEL_ITEM( _( "NC Width" ), ::CoordinateToString( netclass->GetTrackWidth(), true ), DARKMAGENTA ) ); aList.push_back( MSG_PANEL_ITEM( _( "NC Via Size" ), ::CoordinateToString( netclass->GetViaDiameter(), true ), DARKMAGENTA ) ); aList.push_back( MSG_PANEL_ITEM( _( "NC Via Drill"), ::CoordinateToString( netclass->GetViaDrill(), true ), DARKMAGENTA ) ); } }
bool DRC::doNetClass( NETCLASSPTR nc, wxString& msg ) { bool ret = true; const BOARD_DESIGN_SETTINGS& g = m_pcb->GetDesignSettings(); #define FmtVal( x ) GetChars( StringFromValue( g_UserUnit, x ) ) #if 0 // set to 1 when (if...) BOARD_DESIGN_SETTINGS has a m_MinClearance value if( nc->GetClearance() < g.m_MinClearance ) { msg.Printf( _( "NETCLASS: '%s' has Clearance:%s which is less than global:%s" ), GetChars( nc->GetName() ), FmtVal( nc->GetClearance() ), FmtVal( g.m_TrackClearance ) ); addMarkerToPcb( fillMarker( DRCE_NETCLASS_CLEARANCE, msg, m_currentMarker ) ); m_currentMarker = nullptr; ret = false; } #endif if( nc->GetTrackWidth() < g.m_TrackMinWidth ) { msg.Printf( _( "NETCLASS: '%s' has TrackWidth:%s which is less than global:%s" ), GetChars( nc->GetName() ), FmtVal( nc->GetTrackWidth() ), FmtVal( g.m_TrackMinWidth ) ); addMarkerToPcb( fillMarker( DRCE_NETCLASS_TRACKWIDTH, msg, m_currentMarker ) ); m_currentMarker = nullptr; ret = false; } if( nc->GetViaDiameter() < g.m_ViasMinSize ) { msg.Printf( _( "NETCLASS: '%s' has Via Dia:%s which is less than global:%s" ), GetChars( nc->GetName() ), FmtVal( nc->GetViaDiameter() ), FmtVal( g.m_ViasMinSize ) ); addMarkerToPcb( fillMarker( DRCE_NETCLASS_VIASIZE, msg, m_currentMarker ) ); m_currentMarker = nullptr; ret = false; } if( nc->GetViaDrill() < g.m_ViasMinDrill ) { msg.Printf( _( "NETCLASS: '%s' has Via Drill:%s which is less than global:%s" ), GetChars( nc->GetName() ), FmtVal( nc->GetViaDrill() ), FmtVal( g.m_ViasMinDrill ) ); addMarkerToPcb( fillMarker( DRCE_NETCLASS_VIADRILLSIZE, msg, m_currentMarker ) ); m_currentMarker = nullptr; ret = false; } if( nc->GetuViaDiameter() < g.m_MicroViasMinSize ) { msg.Printf( _( "NETCLASS: '%s' has uVia Dia:%s which is less than global:%s" ), GetChars( nc->GetName() ), FmtVal( nc->GetuViaDiameter() ), FmtVal( g.m_MicroViasMinSize ) ); addMarkerToPcb( fillMarker( DRCE_NETCLASS_uVIASIZE, msg, m_currentMarker ) ); m_currentMarker = nullptr; ret = false; } if( nc->GetuViaDrill() < g.m_MicroViasMinDrill ) { msg.Printf( _( "NETCLASS: '%s' has uVia Drill:%s which is less than global:%s" ), GetChars( nc->GetName() ), FmtVal( nc->GetuViaDrill() ), FmtVal( g.m_MicroViasMinDrill ) ); addMarkerToPcb( fillMarker( DRCE_NETCLASS_uVIADRILLSIZE, msg, m_currentMarker ) ); m_currentMarker = nullptr; ret = false; } return ret; }
bool DRC::doTrackDrc( TRACK* aRefSeg, TRACK* aStart, bool testPads ) { TRACK* track; wxPoint delta; // length on X and Y axis of segments LSET layerMask; int net_code_ref; wxPoint shape_pos; NETCLASSPTR netclass = aRefSeg->GetNetClass(); BOARD_DESIGN_SETTINGS& dsnSettings = m_pcb->GetDesignSettings(); /* In order to make some calculations more easier or faster, * pads and tracks coordinates will be made relative to the reference segment origin */ wxPoint origin = aRefSeg->GetStart(); // origin will be the origin of other coordinates m_segmEnd = delta = aRefSeg->GetEnd() - origin; m_segmAngle = 0; layerMask = aRefSeg->GetLayerSet(); net_code_ref = aRefSeg->GetNetCode(); // Phase 0 : Test vias if( aRefSeg->Type() == PCB_VIA_T ) { const VIA *refvia = static_cast<const VIA*>( aRefSeg ); // test if the via size is smaller than minimum if( refvia->GetViaType() == VIA_MICROVIA ) { if( refvia->GetWidth() < dsnSettings.m_MicroViasMinSize ) { m_currentMarker = fillMarker( refvia, NULL, DRCE_TOO_SMALL_MICROVIA, m_currentMarker ); return false; } if( refvia->GetDrillValue() < dsnSettings.m_MicroViasMinDrill ) { m_currentMarker = fillMarker( refvia, NULL, DRCE_TOO_SMALL_MICROVIA_DRILL, m_currentMarker ); return false; } } else { if( refvia->GetWidth() < dsnSettings.m_ViasMinSize ) { m_currentMarker = fillMarker( refvia, NULL, DRCE_TOO_SMALL_VIA, m_currentMarker ); return false; } if( refvia->GetDrillValue() < dsnSettings.m_ViasMinDrill ) { m_currentMarker = fillMarker( refvia, NULL, DRCE_TOO_SMALL_VIA_DRILL, m_currentMarker ); return false; } } // test if via's hole is bigger than its diameter // This test is necessary since the via hole size and width can be modified // and a default via hole can be bigger than some vias sizes if( refvia->GetDrillValue() > refvia->GetWidth() ) { m_currentMarker = fillMarker( refvia, NULL, DRCE_VIA_HOLE_BIGGER, m_currentMarker ); return false; } // For microvias: test if they are blind vias and only between 2 layers // because they are used for very small drill size and are drill by laser // and **only one layer** can be drilled if( refvia->GetViaType() == VIA_MICROVIA ) { LAYER_ID layer1, layer2; bool err = true; refvia->LayerPair( &layer1, &layer2 ); if( layer1 > layer2 ) std::swap( layer1, layer2 ); if( layer2 == B_Cu && layer1 == m_pcb->GetDesignSettings().GetCopperLayerCount() - 2 ) err = false; else if( layer1 == F_Cu && layer2 == In1_Cu ) err = false; if( err ) { m_currentMarker = fillMarker( refvia, NULL, DRCE_MICRO_VIA_INCORRECT_LAYER_PAIR, m_currentMarker ); return false; } } } else // This is a track segment { if( aRefSeg->GetWidth() < dsnSettings.m_TrackMinWidth ) { m_currentMarker = fillMarker( aRefSeg, NULL, DRCE_TOO_SMALL_TRACK_WIDTH, m_currentMarker ); return false; } } // for a non horizontal or vertical segment Compute the segment angle // in tenths of degrees and its length if( delta.x || delta.y ) { // Compute the segment angle in 0,1 degrees m_segmAngle = ArcTangente( delta.y, delta.x ); // Compute the segment length: we build an equivalent rotated segment, // this segment is horizontal, therefore dx = length RotatePoint( &delta, m_segmAngle ); // delta.x = length, delta.y = 0 } m_segmLength = delta.x; /******************************************/ /* Phase 1 : test DRC track to pads : */ /******************************************/ /* Use a dummy pad to test DRC tracks versus holes, for pads not on all copper layers * but having a hole * This dummy pad has the size and shape of the hole * to test tracks to pad hole DRC, using checkClearanceSegmToPad test function. * Therefore, this dummy pad is a circle or an oval. * A pad must have a parent because some functions expect a non null parent * to find the parent board, and some other data */ MODULE dummymodule( m_pcb ); // Creates a dummy parent D_PAD dummypad( &dummymodule ); dummypad.SetLayerSet( LSET::AllCuMask() ); // Ensure the hole is on all layers // Compute the min distance to pads if( testPads ) { unsigned pad_count = m_pcb->GetPadCount(); for( unsigned ii = 0; ii<pad_count; ++ii ) { D_PAD* pad = m_pcb->GetPad( ii ); /* No problem if pads are on an other layer, * But if a drill hole exists (a pad on a single layer can have a hole!) * we must test the hole */ if( !( pad->GetLayerSet() & layerMask ).any() ) { /* We must test the pad hole. In order to use the function * checkClearanceSegmToPad(),a pseudo pad is used, with a shape and a * size like the hole */ if( pad->GetDrillSize().x == 0 ) continue; dummypad.SetSize( pad->GetDrillSize() ); dummypad.SetPosition( pad->GetPosition() ); dummypad.SetShape( pad->GetDrillShape() == PAD_DRILL_SHAPE_OBLONG ? PAD_SHAPE_OVAL : PAD_SHAPE_CIRCLE ); dummypad.SetOrientation( pad->GetOrientation() ); m_padToTestPos = dummypad.GetPosition() - origin; if( !checkClearanceSegmToPad( &dummypad, aRefSeg->GetWidth(), netclass->GetClearance() ) ) { m_currentMarker = fillMarker( aRefSeg, pad, DRCE_TRACK_NEAR_THROUGH_HOLE, m_currentMarker ); return false; } continue; } // The pad must be in a net (i.e pt_pad->GetNet() != 0 ) // but no problem if the pad netcode is the current netcode (same net) if( pad->GetNetCode() // the pad must be connected && net_code_ref == pad->GetNetCode() ) // the pad net is the same as current net -> Ok continue; // DRC for the pad shape_pos = pad->ShapePos(); m_padToTestPos = shape_pos - origin; if( !checkClearanceSegmToPad( pad, aRefSeg->GetWidth(), aRefSeg->GetClearance( pad ) ) ) { m_currentMarker = fillMarker( aRefSeg, pad, DRCE_TRACK_NEAR_PAD, m_currentMarker ); return false; } } } /***********************************************/ /* Phase 2: test DRC with other track segments */ /***********************************************/ // At this point the reference segment is the X axis // Test the reference segment with other track segments wxPoint segStartPoint; wxPoint segEndPoint; for( track = aStart; track; track = track->Next() ) { // No problem if segments have the same net code: if( net_code_ref == track->GetNetCode() ) continue; // No problem if segment are on different layers : if( !( layerMask & track->GetLayerSet() ).any() ) continue; // the minimum distance = clearance plus half the reference track // width plus half the other track's width int w_dist = aRefSeg->GetClearance( track ); w_dist += (aRefSeg->GetWidth() + track->GetWidth()) / 2; // Due to many double to int conversions during calculations, which // create rounding issues, // the exact clearance margin cannot be really known. // To avoid false bad DRC detection due to these rounding issues, // slightly decrease the w_dist (remove one nanometer is enough !) w_dist -= 1; // If the reference segment is a via, we test it here if( aRefSeg->Type() == PCB_VIA_T ) { delta = track->GetEnd() - track->GetStart(); segStartPoint = aRefSeg->GetStart() - track->GetStart(); if( track->Type() == PCB_VIA_T ) { // Test distance between two vias, i.e. two circles, trivial case if( EuclideanNorm( segStartPoint ) < w_dist ) { m_currentMarker = fillMarker( aRefSeg, track, DRCE_VIA_NEAR_VIA, m_currentMarker ); return false; } } else // test via to segment { // Compute l'angle du segment a tester; double angle = ArcTangente( delta.y, delta.x ); // Compute new coordinates ( the segment become horizontal) RotatePoint( &delta, angle ); RotatePoint( &segStartPoint, angle ); if( !checkMarginToCircle( segStartPoint, w_dist, delta.x ) ) { m_currentMarker = fillMarker( track, aRefSeg, DRCE_VIA_NEAR_TRACK, m_currentMarker ); return false; } } continue; } /* We compute segStartPoint, segEndPoint = starting and ending point coordinates for * the segment to test in the new axis : the new X axis is the * reference segment. We must translate and rotate the segment to test */ segStartPoint = track->GetStart() - origin; segEndPoint = track->GetEnd() - origin; RotatePoint( &segStartPoint, m_segmAngle ); RotatePoint( &segEndPoint, m_segmAngle ); if( track->Type() == PCB_VIA_T ) { if( checkMarginToCircle( segStartPoint, w_dist, m_segmLength ) ) continue; m_currentMarker = fillMarker( aRefSeg, track, DRCE_TRACK_NEAR_VIA, m_currentMarker ); return false; } /* We have changed axis: * the reference segment is Horizontal. * 3 cases : the segment to test can be parallel, perpendicular or have an other direction */ if( segStartPoint.y == segEndPoint.y ) // parallel segments { if( abs( segStartPoint.y ) >= w_dist ) continue; // Ensure segStartPoint.x <= segEndPoint.x if( segStartPoint.x > segEndPoint.x ) std::swap( segStartPoint.x, segEndPoint.x ); if( segStartPoint.x > (-w_dist) && segStartPoint.x < (m_segmLength + w_dist) ) /* possible error drc */ { // the start point is inside the reference range // X........ // O--REF--+ // Fine test : we consider the rounded shape of each end of the track segment: if( segStartPoint.x >= 0 && segStartPoint.x <= m_segmLength ) { m_currentMarker = fillMarker( aRefSeg, track, DRCE_TRACK_ENDS1, m_currentMarker ); return false; } if( !checkMarginToCircle( segStartPoint, w_dist, m_segmLength ) ) { m_currentMarker = fillMarker( aRefSeg, track, DRCE_TRACK_ENDS2, m_currentMarker ); return false; } } if( segEndPoint.x > (-w_dist) && segEndPoint.x < (m_segmLength + w_dist) ) { // the end point is inside the reference range // .....X // O--REF--+ // Fine test : we consider the rounded shape of the ends if( segEndPoint.x >= 0 && segEndPoint.x <= m_segmLength ) { m_currentMarker = fillMarker( aRefSeg, track, DRCE_TRACK_ENDS3, m_currentMarker ); return false; } if( !checkMarginToCircle( segEndPoint, w_dist, m_segmLength ) ) { m_currentMarker = fillMarker( aRefSeg, track, DRCE_TRACK_ENDS4, m_currentMarker ); return false; } } if( segStartPoint.x <=0 && segEndPoint.x >= 0 ) { // the segment straddles the reference range (this actually only // checks if it straddles the origin, because the other cases where already // handled) // X.............X // O--REF--+ m_currentMarker = fillMarker( aRefSeg, track, DRCE_TRACK_SEGMENTS_TOO_CLOSE, m_currentMarker ); return false; } } else if( segStartPoint.x == segEndPoint.x ) // perpendicular segments { if( ( segStartPoint.x <= (-w_dist) ) || ( segStartPoint.x >= (m_segmLength + w_dist) ) ) continue; // Test if segments are crossing if( segStartPoint.y > segEndPoint.y ) std::swap( segStartPoint.y, segEndPoint.y ); if( (segStartPoint.y < 0) && (segEndPoint.y > 0) ) { m_currentMarker = fillMarker( aRefSeg, track, DRCE_TRACKS_CROSSING, m_currentMarker ); return false; } // At this point the drc error is due to an end near a reference segm end if( !checkMarginToCircle( segStartPoint, w_dist, m_segmLength ) ) { m_currentMarker = fillMarker( aRefSeg, track, DRCE_ENDS_PROBLEM1, m_currentMarker ); return false; } if( !checkMarginToCircle( segEndPoint, w_dist, m_segmLength ) ) { m_currentMarker = fillMarker( aRefSeg, track, DRCE_ENDS_PROBLEM2, m_currentMarker ); return false; } } else // segments quelconques entre eux { // calcul de la "surface de securite du segment de reference // First rought 'and fast) test : the track segment is like a rectangle m_xcliplo = m_ycliplo = -w_dist; m_xcliphi = m_segmLength + w_dist; m_ycliphi = w_dist; // A fine test is needed because a serment is not exactly a // rectangle, it has rounded ends if( !checkLine( segStartPoint, segEndPoint ) ) { /* 2eme passe : the track has rounded ends. * we must a fine test for each rounded end and the * rectangular zone */ m_xcliplo = 0; m_xcliphi = m_segmLength; if( !checkLine( segStartPoint, segEndPoint ) ) { m_currentMarker = fillMarker( aRefSeg, track, DRCE_ENDS_PROBLEM3, m_currentMarker ); return false; } else // The drc error is due to the starting or the ending point of the reference segment { // Test the starting and the ending point segStartPoint = track->GetStart(); segEndPoint = track->GetEnd(); delta = segEndPoint - segStartPoint; // Compute the segment orientation (angle) en 0,1 degre double angle = ArcTangente( delta.y, delta.x ); // Compute the segment length: delta.x = length after rotation RotatePoint( &delta, angle ); /* Comute the reference segment coordinates relatives to a * X axis = current tested segment */ wxPoint relStartPos = aRefSeg->GetStart() - segStartPoint; wxPoint relEndPos = aRefSeg->GetEnd() - segStartPoint; RotatePoint( &relStartPos, angle ); RotatePoint( &relEndPos, angle ); if( !checkMarginToCircle( relStartPos, w_dist, delta.x ) ) { m_currentMarker = fillMarker( aRefSeg, track, DRCE_ENDS_PROBLEM4, m_currentMarker ); return false; } if( !checkMarginToCircle( relEndPos, w_dist, delta.x ) ) { m_currentMarker = fillMarker( aRefSeg, track, DRCE_ENDS_PROBLEM5, m_currentMarker ); return false; } } } } } return true; }