示例#1
0
void BOARD::DrawHighLight( EDA_DRAW_PANEL* am_canvas, wxDC* DC, int aNetCode )
{
    GR_DRAWMODE draw_mode;

    if( IsHighLightNetON() )
        draw_mode = GR_HIGHLIGHT | GR_OR;
    else
        draw_mode = GR_AND | GR_HIGHLIGHT;

    // Redraw ZONE_CONTAINERS
    BOARD::ZONE_CONTAINERS& zones = m_ZoneDescriptorList;

    for( BOARD::ZONE_CONTAINERS::iterator zc = zones.begin(); zc!=zones.end(); ++zc )
    {
        if( (*zc)->GetNet() == aNetCode )
        {
            (*zc)->Draw( am_canvas, DC, draw_mode );
        }
    }

    // Redraw any pads that have aNetCode
    for( MODULE* module = m_Modules; module; module = module->Next() )
    {
        for( D_PAD* pad = module->Pads(); pad; pad = pad->Next() )
        {
            if( pad->GetNet() == aNetCode )
            {
                pad->Draw( am_canvas, DC, draw_mode );
            }
        }
    }

    // Redraw track and vias that have aNetCode
    for( TRACK* seg = m_Track; seg; seg = seg->Next() )
    {
        if( seg->GetNet() == aNetCode )
        {
            seg->Draw( am_canvas, DC, draw_mode );
        }
    }
}
/**
 *  Compute and update the net_codes for PADS et and equipots (.m_NetCode member)
 *  net_codes are >= 1 (net_code = 0 means not connected)
 *  Update the net buffer
 *  Must be called after editing pads (netname, or deleting) or after read a netlist
 *  set to 1 flag NET_CODE_OK  of m_Pcb->m_Status_Pcb;
 *  m_Pcb->m_NbNodes and m_Pcb->m_NbNets are updated
 * Be aware NETINFO_ITEM* BOARD::FindNet( const wxString& aNetname )
 * when search a net by its net name does a binary search
 * and expects to have a nets list sorted by an alphabetic case sensitive sort
 * So do not change Build_Pads_Full_List() which build a sorted list of pads
 */
void NETINFO_LIST::buildListOfNets()
{
    D_PAD*          pad;
    int             nodes_count = 0;

    // Build the PAD list, sorted by net
    buildPadsFullList();

    // Restore the initial state of NETINFO_ITEMs
    for( NETINFO_LIST::iterator net( begin() ), netEnd( end() ); net != netEnd; ++net )
        net->Clear();

    // Assign pads to appropriate NETINFO_ITEMs
    for( unsigned ii = 0; ii < m_PadsFullList.size(); ii++ )
    {
        pad = m_PadsFullList[ii];

        if( pad->GetNetCode() == NETINFO_LIST::UNCONNECTED ) // pad not connected
            continue;

        // Add pad to the appropriate list of pads
        NETINFO_ITEM* net = pad->GetNet();
        // it should not be possible for BOARD_CONNECTED_ITEM to return NULL as a result of GetNet()
        wxASSERT( net );

        if( net )
            net->m_PadInNetList.push_back( pad );

        ++nodes_count;
    }

    m_Parent->SetNodeCount( nodes_count );

    m_Parent->SynchronizeNetsAndNetClasses( );

    m_Parent->m_Status_Pcb |= NET_CODES_OK;

    m_Parent->SetAreasNetCodesFromNetNames();
}
bool BOARD_NETLIST_UPDATER::deleteSinglePadNets()
{
    int         count = 0;
    wxString    netname;
    wxString msg;
    D_PAD*      pad = NULL;
    D_PAD*      previouspad = NULL;

    // We need the pad list, for next tests.
    // padlist is the list of pads, sorted by netname.

    m_board->BuildListOfNets();

    if( m_isDryRun )
        return false;

    std::vector<D_PAD*> padlist = m_board->GetPads();

    for( unsigned kk = 0; kk < padlist.size(); kk++ )
    {
        pad = padlist[kk];

        if( pad->GetNetname().IsEmpty() )
                continue;

        if( netname != pad->GetNetname() )  // End of net
        {
            if( previouspad && count == 1 )
            {
                // First, see if we have a copper zone attached to this pad.
                // If so, this is not really a single pad net

                for( int ii = 0; ii < m_board->GetAreaCount(); ii++ )
                {
                    ZONE_CONTAINER* zone = m_board->GetArea( ii );

                    if( !zone->IsOnCopperLayer() )
                        continue;

                    if( zone->GetIsKeepout() )
                        continue;

                    if( zone->GetNet() == previouspad->GetNet() )
                    {
                        count++;
                        break;
                    }
                }

                if( count == 1 )    // Really one pad, and nothing else
                {
                    msg.Printf( _( "Remove single pad net %s." ),
                                GetChars( previouspad->GetNetname() ) );
                    m_reporter->Report( msg, REPORTER::RPT_ACTION );

                    msg.Printf( _( "Remove single pad net \"%s\" on \"%s\" pad '%s'\n" ),
                                GetChars( previouspad->GetNetname() ),
                                GetChars( previouspad->GetParent()->GetReference() ),
                                GetChars( previouspad->GetPadName() ) );
                    m_reporter->Report( msg, REPORTER::RPT_ACTION );

                    previouspad->SetNetCode( NETINFO_LIST::UNCONNECTED );
                }
            }

            netname = pad->GetNetname();
            count = 1;
        }
        else
        {
            count++;
        }

        previouspad = pad;
    }

    // Examine last pad
    if( pad && count == 1 )
        pad->SetNetCode( NETINFO_LIST::UNCONNECTED );

    return true;
}
示例#4
0
/**
 * Function PlaceCells
 * Initialize the matrix routing by setting obstacles for each occupied cell
 * a cell set to HOLE is an obstacle for tracks and vias
 * a cell set to VIA_IMPOSSIBLE is an obstacle for vias only.
 * a cell set to CELL_is_EDGE is a frontier.
 * Tracks and vias having the same net code as net_code are skipped
 * (htey do not are obstacles)
 *
 * For single-sided Routing 1:
 * BOTTOM side is used, and Route_Layer_BOTTOM = Route_Layer_TOP
 *
 * If flag == FORCE_PADS: all pads will be put in matrix as obstacles.
 */
void PlaceCells( BOARD* aPcb, int net_code, int flag )
{
    int       ux0 = 0, uy0 = 0, ux1, uy1, dx, dy;
    int       marge, via_marge;
    LAYER_MSK layerMask;

    // use the default NETCLASS?
    NETCLASS* nc = aPcb->m_NetClasses.GetDefault();

    int       trackWidth = nc->GetTrackWidth();
    int       clearance  = nc->GetClearance();
    int       viaSize    = nc->GetViaDiameter();

    marge     = clearance + (trackWidth / 2);
    via_marge = clearance + (viaSize / 2);

    // Place PADS on matrix routing:
    for( unsigned i = 0; i < aPcb->GetPadCount(); ++i )
    {
        D_PAD* pad = aPcb->GetPad( i );

        if( net_code != pad->GetNet() || (flag & FORCE_PADS) )
        {
            ::PlacePad( pad, HOLE, marge, WRITE_CELL );
        }

        ::PlacePad( pad, VIA_IMPOSSIBLE, via_marge, WRITE_OR_CELL );
    }

    // Place outlines of modules on matrix routing, if they are on a copper layer
    // or on the edge layer
    TRACK tmpSegm( NULL );  // A dummy track used to create segments.

    for( MODULE* module = aPcb->m_Modules; module; module = module->Next() )
    {
        for( BOARD_ITEM* item = module->GraphicalItems(); item; item = item->Next() )
        {
            switch( item->Type() )
            {
            case PCB_MODULE_EDGE_T:
            {
                EDGE_MODULE* edge = (EDGE_MODULE*) item;

                tmpSegm.SetLayer( edge->GetLayer() );

                if( tmpSegm.GetLayer() == EDGE_N )
                    tmpSegm.SetLayer( UNDEFINED_LAYER );

                tmpSegm.SetStart( edge->GetStart() );
                tmpSegm.SetEnd(   edge->GetEnd() );
                tmpSegm.SetShape( edge->GetShape() );
                tmpSegm.SetWidth( edge->GetWidth() );
                tmpSegm.m_Param = edge->GetAngle();
                tmpSegm.SetNet( -1 );

                TraceSegmentPcb( &tmpSegm, HOLE, marge, WRITE_CELL );
                TraceSegmentPcb( &tmpSegm, VIA_IMPOSSIBLE, via_marge, WRITE_OR_CELL );
            }
            break;

            default:
                break;
            }
        }
    }

    // Place board outlines and texts on copper layers:
    for( BOARD_ITEM* item = aPcb->m_Drawings; item; item = item->Next() )
    {
        switch( item->Type() )
        {
        case PCB_LINE_T:
        {
            DRAWSEGMENT* DrawSegm;

            int          type_cell = HOLE;
            DrawSegm = (DRAWSEGMENT*) item;
            tmpSegm.SetLayer( DrawSegm->GetLayer() );

            if( DrawSegm->GetLayer() == EDGE_N )
            {
                tmpSegm.SetLayer( UNDEFINED_LAYER );
                type_cell |= CELL_is_EDGE;
            }

            tmpSegm.SetStart( DrawSegm->GetStart() );
            tmpSegm.SetEnd(   DrawSegm->GetEnd() );
            tmpSegm.SetShape( DrawSegm->GetShape() );
            tmpSegm.SetWidth( DrawSegm->GetWidth() );
            tmpSegm.m_Param = DrawSegm->GetAngle();
            tmpSegm.SetNet( -1 );

            TraceSegmentPcb( &tmpSegm, type_cell, marge, WRITE_CELL );
        }
        break;

        case PCB_TEXT_T:
        {
            TEXTE_PCB* PtText;
            PtText = (TEXTE_PCB*) item;

            if( PtText->GetText().Length() == 0 )
                break;

            EDA_RECT textbox = PtText->GetTextBox( -1 );
            ux0 = textbox.GetX();
            uy0 = textbox.GetY();
            dx  = textbox.GetWidth();
            dy  = textbox.GetHeight();

            /* Put bounding box (rectangle) on matrix */
            dx /= 2;
            dy /= 2;

            ux1 = ux0 + dx;
            uy1 = uy0 + dy;

            ux0 -= dx;
            uy0 -= dy;

            layerMask = GetLayerMask( PtText->GetLayer() );

            TraceFilledRectangle( ux0 - marge, uy0 - marge, ux1 + marge,
                                  uy1 + marge, PtText->GetOrientation(),
                                  layerMask, HOLE, WRITE_CELL );

            TraceFilledRectangle( ux0 - via_marge, uy0 - via_marge,
                                  ux1 + via_marge, uy1 + via_marge,
                                  PtText->GetOrientation(),
                                  layerMask, VIA_IMPOSSIBLE, WRITE_OR_CELL );
        }
        break;

        default:
            break;
        }
    }

    /* Put tracks and vias on matrix */
    for( TRACK* track = aPcb->m_Track; track; track = track->Next() )
    {
        if( net_code == track->GetNet() )
            continue;

        TraceSegmentPcb( track, HOLE, marge, WRITE_CELL );
        TraceSegmentPcb( track, VIA_IMPOSSIBLE, via_marge, WRITE_OR_CELL );
    }
}
示例#5
0
/*
 * This function starts a new track segment.
 * If a new track segment is in progress, ends this current new segment,
 * and created a new one.
 */
TRACK* PCB_EDIT_FRAME::Begin_Route( TRACK* aTrack, wxDC* aDC )
{
    TRACK*      TrackOnStartPoint = NULL;
    int         layerMask = GetLayerMask( GetScreen()->m_Active_Layer );
    BOARD_CONNECTED_ITEM* LockPoint;
    wxPoint     pos = GetScreen()->GetCrossHairPosition();

    if( aTrack == NULL )  // Starting a new track segment
    {
        m_canvas->SetMouseCapture( ShowNewTrackWhenMovingCursor, Abort_Create_Track );

        // Prepare the undo command info
        s_ItemsListPicker.ClearListAndDeleteItems();  // Should not be necessary, but...

        GetBoard()->PushHighLight();

        // erase old highlight
        if( GetBoard()->IsHighLightNetON() )
            HighLight( aDC );

        g_CurrentTrackList.PushBack( new TRACK( GetBoard() ) );
        g_CurrentTrackSegment->SetFlags( IS_NEW );

        GetBoard()->SetHighLightNet( 0 );

        // Search for a starting point of the new track, a track or pad
        LockPoint = GetBoard()->GetLockPoint( pos, layerMask );

        D_PAD* pad = NULL;
        if( LockPoint ) // An item (pad or track) is found
        {
            if( LockPoint->Type() == PCB_PAD_T )
            {
                pad = (D_PAD*) LockPoint;

                // A pad is found: put the starting point on pad center
                pos = pad->GetPosition();
                GetBoard()->SetHighLightNet( pad->GetNet() );
            }
            else // A track segment is found
            {
                TrackOnStartPoint    = (TRACK*) LockPoint;
                GetBoard()->SetHighLightNet( TrackOnStartPoint->GetNet() );
                GetBoard()->CreateLockPoint( pos, TrackOnStartPoint, &s_ItemsListPicker );
            }
        }
        else
        {
            // Not a starting point, but a filled zone area can exist. This is also a
            // good starting point.
            ZONE_CONTAINER* zone;
            zone = GetBoard()->HitTestForAnyFilledArea( pos, GetScreen()-> m_Active_Layer );

            if( zone )
                GetBoard()->SetHighLightNet( zone->GetNet() );
        }

        D( g_CurrentTrackList.VerifyListIntegrity() );

        BuildAirWiresTargetsList( LockPoint, wxPoint( 0, 0 ), true );

        D( g_CurrentTrackList.VerifyListIntegrity() );

        GetBoard()->HighLightON();
        GetBoard()->DrawHighLight( m_canvas, aDC, GetBoard()->GetHighLightNetCode() );

        // Display info about track Net class, and init track and vias sizes:
        g_CurrentTrackSegment->SetNet( GetBoard()->GetHighLightNetCode() );
        GetBoard()->SetCurrentNetClass( g_CurrentTrackSegment->GetNetClassName() );

        g_CurrentTrackSegment->SetLayer( GetScreen()->m_Active_Layer );
        g_CurrentTrackSegment->SetWidth( GetBoard()->GetCurrentTrackWidth() );

        if( GetBoard()->GetDesignSettings().m_UseConnectedTrackWidth )
        {
            if( TrackOnStartPoint && TrackOnStartPoint->Type() == PCB_TRACE_T )
                g_CurrentTrackSegment->SetWidth( TrackOnStartPoint->GetWidth());
        }

        g_CurrentTrackSegment->SetStart( pos );
        g_CurrentTrackSegment->SetEnd( pos );

        if( pad )
        {
            g_CurrentTrackSegment->m_PadsConnected.push_back( pad );
            // Useful to display track length, if the pad has a die length:
            g_CurrentTrackSegment->SetState( BEGIN_ONPAD, ON );
            g_CurrentTrackSegment->start = pad;
        }

        if( g_TwoSegmentTrackBuild )
        {
            // Create 2nd segment
            g_CurrentTrackList.PushBack( (TRACK*)g_CurrentTrackSegment->Clone() );

            D( g_CurrentTrackList.VerifyListIntegrity(); );

            g_CurrentTrackSegment->start = g_FirstTrackSegment;
            g_FirstTrackSegment->end     = g_CurrentTrackSegment;

            g_FirstTrackSegment->SetState( BEGIN_ONPAD | END_ONPAD, OFF );
        }
void ZONE_CONTAINER::TestForCopperIslandAndRemoveInsulatedIslands( BOARD* aPcb )
{
    if( m_FilledPolysList.GetCornersCount() == 0 )
        return;

    // Build a list of points connected to the net:
    // list of coordinates of pads and vias on this layer and on this net.
    std::vector <wxPoint> listPointsCandidates;

    for( MODULE* module = aPcb->m_Modules; module; module = module->Next() )
    {
        for( D_PAD* pad = module->Pads(); pad != NULL; pad = pad->Next() )
        {
            if( !pad->IsOnLayer( GetLayer() ) )
                continue;

            if( pad->GetNet() != GetNet() )
                continue;

            listPointsCandidates.push_back( pad->GetPosition() );
        }
    }

    for( TRACK* track = aPcb->m_Track; track; track = track->Next() )
    {
        if( !track->IsOnLayer( GetLayer() ) )
            continue;

        if( track->GetNet() != GetNet() )
            continue;

        listPointsCandidates.push_back( track->GetStart() );

        if( track->Type() != PCB_VIA_T )
            listPointsCandidates.push_back( track->GetEnd() );
    }

    // test if a point is inside
    unsigned indexstart = 0, indexend;
    bool     connected  = false;

    for( indexend = 0; indexend < m_FilledPolysList.GetCornersCount(); indexend++ )
    {
        if( m_FilledPolysList[indexend].end_contour )    // end of a filled sub-area found
        {
            EDA_RECT bbox = CalculateSubAreaBoundaryBox( indexstart, indexend );

            for( unsigned ic = 0; ic < listPointsCandidates.size(); ic++ )
            {
                // test if this area is connected to a board item:
                wxPoint pos = listPointsCandidates[ic];

                if( !bbox.Contains( pos ) )
                    continue;

                if( TestPointInsidePolygon( m_FilledPolysList, indexstart, indexend,
                                            pos.x, pos.y ) )
                {
                    connected = true;
                    break;
                }
            }

            if( connected )                 // this polygon is connected: analyse next polygon
            {
                indexstart = indexend + 1;  // indexstart points the first point of the next polygon
                connected  = false;
            }
            else                             // Not connected: remove this polygon
            {
                m_FilledPolysList.DeleteCorners( indexstart, indexend );
                indexend = indexstart;   /* indexstart points the first point of the next polygon
                                          * because the current poly is removed */
            }
        }
    }
}
MODULE::MODULE( const MODULE& aModule ) :
    BOARD_ITEM( aModule )
{
    m_Pos = aModule.m_Pos;
    m_fpid = aModule.m_fpid;
    m_Layer  = aModule.m_Layer;
    m_Attributs = aModule.m_Attributs;
    m_ModuleStatus = aModule.m_ModuleStatus;
    m_Orient = aModule.m_Orient;
    m_BoundaryBox = aModule.m_BoundaryBox;
    m_CntRot90 = aModule.m_CntRot90;
    m_CntRot180 = aModule.m_CntRot180;
    m_LastEditTime = aModule.m_LastEditTime;
    m_Link = aModule.m_Link;
    m_Path = aModule.m_Path;              //is this correct behavior?

    m_LocalClearance = aModule.m_LocalClearance;
    m_LocalSolderMaskMargin = aModule.m_LocalSolderMaskMargin;
    m_LocalSolderPasteMargin = aModule.m_LocalSolderPasteMargin;
    m_LocalSolderPasteMarginRatio = aModule.m_LocalSolderPasteMarginRatio;
    m_ZoneConnection = aModule.m_ZoneConnection;
    m_ThermalWidth = aModule.m_ThermalWidth;
    m_ThermalGap = aModule.m_ThermalGap;

    // Copy reference and value.
    m_Reference = new TEXTE_MODULE( *aModule.m_Reference );
    m_Reference->SetParent( this );

    m_Value = new TEXTE_MODULE( *aModule.m_Value );
    m_Value->SetParent( this );

    // Copy auxiliary data: Pads
    for( D_PAD* pad = aModule.m_Pads;  pad;  pad = pad->Next() )
    {
        D_PAD* newpad = new D_PAD( *pad );
        assert( newpad->GetNet() == pad->GetNet() );
        newpad->SetParent( this );
        m_Pads.PushBack( newpad );
    }

    // Copy auxiliary data: Drawings
    for( BOARD_ITEM* item = aModule.m_Drawings;  item;  item = item->Next() )
    {
        BOARD_ITEM* newItem;

        switch( item->Type() )
        {
        case PCB_MODULE_TEXT_T:
        case PCB_MODULE_EDGE_T:
            newItem = static_cast<BOARD_ITEM*>( item->Clone() );
            newItem->SetParent( this );
            m_Drawings.PushBack( newItem );
            break;

        default:
            wxLogMessage( wxT( "MODULE::Copy() Internal Err:  unknown type" ) );
            break;
        }
    }

    // Copy auxiliary data: 3D_Drawings info
    for( S3D_MASTER* item = aModule.m_3D_Drawings;  item;  item = item->Next() )
    {
        if( item->GetShape3DName().IsEmpty() )           // do not copy empty shapes.
            continue;

        S3D_MASTER* t3d = new S3D_MASTER( this );
        t3d->Copy( item );
        m_3D_Drawings.PushBack( t3d );
    }

    // Ensure there is at least one item in m_3D_Drawings.
    if( m_3D_Drawings.GetCount() == 0 )
        m_3D_Drawings.PushBack( new S3D_MASTER( this ) ); // push a void item

    m_Doc     = aModule.m_Doc;
    m_KeyWord = aModule.m_KeyWord;

    m_arflag = 0;

    // Ensure auxiliary data is up to date
    CalculateBoundingBox();

    m_initial_comments = aModule.m_initial_comments ?
                            new wxArrayString( *aModule.m_initial_comments ) : 0;
}
示例#8
0
/* init board, route traces*/
void PCB_EDIT_FRAME::Autoroute( wxDC* DC, int mode )
{
    int      start, stop;
    MODULE*  Module = NULL;
    D_PAD*   Pad    = NULL;
    int      autoroute_net_code = -1;
    wxString msg;

    if( GetBoard()->GetCopperLayerCount() > 1 )
    {
        Route_Layer_TOP    = GetScreen()->m_Route_Layer_TOP;
        Route_Layer_BOTTOM = GetScreen()->m_Route_Layer_BOTTOM;
    }
    else
    {
        Route_Layer_TOP = Route_Layer_BOTTOM = LAYER_N_BACK;
    }

    switch( mode )
    {
    case ROUTE_NET:
        if( GetScreen()->GetCurItem() )
        {
            switch( GetScreen()->GetCurItem()->Type() )
            {
            case PCB_PAD_T:
                Pad = (D_PAD*) GetScreen()->GetCurItem();
                autoroute_net_code = Pad->GetNet();
                break;

            default:
                break;
            }
        }
        if( autoroute_net_code <= 0 )
        {
            wxMessageBox( _( "Net not selected" ) );
            return;
        }
        break;

    case ROUTE_MODULE:
        Module = (MODULE*) GetScreen()->GetCurItem();
        if( (Module == NULL) || (Module->Type() != PCB_MODULE_T) )
        {
            wxMessageBox( _( "Module not selected" ) );
            return;
        }
        break;

    case ROUTE_PAD:
        Pad = (D_PAD*) GetScreen()->GetCurItem();

        if( (Pad == NULL)  || (Pad->Type() != PCB_PAD_T) )
        {
            wxMessageBox( _( "Pad not selected" ) );
            return;
        }

        break;
    }

    if( (GetBoard()->m_Status_Pcb & LISTE_RATSNEST_ITEM_OK ) == 0 )
        Compile_Ratsnest( DC, true );

    /* Set the flag on the ratsnest to CH_ROUTE_REQ. */
    for( unsigned ii = 0; ii < GetBoard()->GetRatsnestsCount(); ii++ )
    {
        RATSNEST_ITEM* ptmp = &GetBoard()->m_FullRatsnest[ii];
        ptmp->m_Status &= ~CH_ROUTE_REQ;

        switch( mode )
        {
        case ROUTE_ALL:
            ptmp->m_Status |= CH_ROUTE_REQ;
            break;

        case ROUTE_NET:
            if( autoroute_net_code == ptmp->GetNet() )
                ptmp->m_Status |= CH_ROUTE_REQ;
            break;

        case ROUTE_MODULE:
        {
            D_PAD* pt_pad = (D_PAD*) Module->m_Pads;
            for( ; pt_pad != NULL; pt_pad = pt_pad->Next() )
            {
                if( ptmp->m_PadStart == pt_pad )
                    ptmp->m_Status |= CH_ROUTE_REQ;

                if( ptmp->m_PadEnd == pt_pad )
                    ptmp->m_Status |= CH_ROUTE_REQ;
            }

            break;
        }

        case ROUTE_PAD:
            if( ( ptmp->m_PadStart == Pad ) || ( ptmp->m_PadEnd == Pad ) )
                ptmp->m_Status |= CH_ROUTE_REQ;

            break;
        }
    }

    start = time( NULL );

    /* Calculation of no fixed routing to 5 mils and more. */
    RoutingMatrix.m_GridRouting = (int)GetScreen()->GetGridSize().x;

    if( RoutingMatrix.m_GridRouting < (5*IU_PER_MILS) )
        RoutingMatrix.m_GridRouting = 5*IU_PER_MILS;


    /* Calculated ncol and nrow, matrix size for routing. */
    RoutingMatrix.ComputeMatrixSize( GetBoard() );

    m_messagePanel->EraseMsgBox();

    /* Map the board */
    RoutingMatrix.m_RoutingLayersCount = 1;

    if( Route_Layer_TOP != Route_Layer_BOTTOM )
        RoutingMatrix.m_RoutingLayersCount = 2;

    if( RoutingMatrix.InitRoutingMatrix() < 0 )
    {
        wxMessageBox( _( "No memory for autorouting" ) );
        RoutingMatrix.UnInitRoutingMatrix();  /* Free memory. */
        return;
    }

    SetStatusText( _( "Place Cells" ) );
    PlaceCells( GetBoard(), -1, FORCE_PADS );

    /* Construction of the track list for router. */
    RoutingMatrix.m_RouteCount = Build_Work( GetBoard() );

    // DisplayRoutingMatrix( m_canvas, DC );

    Solve( DC, RoutingMatrix.m_RoutingLayersCount );

    /* Free memory. */
    FreeQueue();
    InitWork();             /* Free memory for the list of router connections. */
    RoutingMatrix.UnInitRoutingMatrix();
    stop = time( NULL ) - start;
    msg.Printf( wxT( "time = %d second%s" ), stop, ( stop == 1 ) ? wxT( "" ) : wxT( "s" ) );
    SetStatusText( msg );
}
bool DRC::doTrackDrc( TRACK* aRefSeg, TRACK* aStart, bool testPads )
{
    TRACK*    track;
    wxPoint   delta;           // lenght on X and Y axis of segments
    LAYER_MSK layerMask;
    int       net_code_ref;
    wxPoint   shape_pos;

    NETCLASS* netclass = aRefSeg->GetNetClass();

    /* 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->GetLayerMask();
    net_code_ref = aRefSeg->GetNet();

    // Phase 0 : Test vias
    if( aRefSeg->Type() == PCB_VIA_T )
    {
        // test if the via size is smaller than minimum
        if( aRefSeg->GetShape() == VIA_MICROVIA )
        {
            if( aRefSeg->GetWidth() < netclass->GetuViaMinDiameter() )
            {
                m_currentMarker = fillMarker( aRefSeg, NULL,
                                              DRCE_TOO_SMALL_MICROVIA, m_currentMarker );
                return false;
            }
        }
        else
        {
            if( aRefSeg->GetWidth() < netclass->GetViaMinDiameter() )
            {
                m_currentMarker = fillMarker( aRefSeg, NULL,
                                              DRCE_TOO_SMALL_VIA, 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( aRefSeg->GetDrillValue() > aRefSeg->GetWidth() )
        {
            m_currentMarker = fillMarker( aRefSeg, 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( aRefSeg->GetShape() == VIA_MICROVIA )
        {
            LAYER_NUM layer1, layer2;
            bool err = true;

            ( (SEGVIA*) aRefSeg )->ReturnLayerPair( &layer1, &layer2 );

            if( layer1 > layer2 )
                EXCHG( layer1, layer2 );

            // test:
            if( layer1 == LAYER_N_BACK && layer2 == LAYER_N_2 )
                err = false;

            if( layer1 == (m_pcb->GetDesignSettings().GetCopperLayerCount() - 2 )
                && layer2 == LAYER_N_FRONT )
                err = false;

            if( err )
            {
                m_currentMarker = fillMarker( aRefSeg, NULL,
                                              DRCE_MICRO_VIA_INCORRECT_LAYER_PAIR, m_currentMarker );
                return false;
            }
        }
    }
    else    // This is a track segment
    {
        if( aRefSeg->GetWidth() < netclass->GetTrackMinWidth() )
        {
            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.SetLayerMask( ALL_CU_LAYERS );     // Ensure the hole is on all layers

    // Compute the min distance to pads
    if( testPads )
    {
        for( unsigned ii = 0;  ii<m_pcb->GetPadCount();  ++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->GetLayerMask() & layerMask ) == 0 )
            {
                /* 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() );
                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->GetNet()                       // the pad must be connected
               && net_code_ref == pad->GetNet() )   // the pad net is the same as current net -> Ok
                continue;

            // DRC for the pad
            shape_pos = pad->ReturnShapePos();
            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->GetNet() )
            continue;

        // No problem if segment are on different layers :
        if( ( layerMask & track->GetLayerMask() ) == 0 )
            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;

        // 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 )
                EXCHG( 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 )
                EXCHG( 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 lenght: delta.x = lenght 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;
}