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kicad/eeschema/netlist.cpp

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/***********************************/
/* Module de calcul de la Netliste */
/***********************************/
#include "fctsys.h"
#include "common.h"
#include "program.h"
#include "general.h"
#include "netlist.h" /* Definitions generales liees au calcul de netliste */
#include "protos.h"
#include "class_library.h"
#include "algorithm"
// Buffer to build the list of items used in netlist and erc calculations
NETLIST_OBJECT_LIST g_NetObjectslist;
//#define NETLIST_DEBUG
/* Routines locales */
static void PropageNetCode( int OldNetCode, int NewNetCode, int IsBus );
static void SheetLabelConnect( NETLIST_OBJECT* SheetLabel );
static void ListeObjetConnection( DrawSheetPath* sheetlist,
NETLIST_OBJECT_LIST& aNetItemBuffer );
static int ConvertBusToMembers( NETLIST_OBJECT_LIST& aNetItemBuffer,
NETLIST_OBJECT& ObjNet );
static void PointToPointConnect( NETLIST_OBJECT* Ref, int IsBus,
int start );
static void SegmentToPointConnect( NETLIST_OBJECT* Jonction, int IsBus,
int start );
static void LabelConnect( NETLIST_OBJECT* Label );
static void ConnectBusLabels( NETLIST_OBJECT_LIST& aNetItemBuffer );
static void SetUnconnectedFlag( NETLIST_OBJECT_LIST& aNetItemBuffer );
// Sort functions used here:
static bool SortItemsbyNetcode( const NETLIST_OBJECT* Objet1, const NETLIST_OBJECT* Objet2 );
static bool SortItemsBySheet( const NETLIST_OBJECT* Objet1, const NETLIST_OBJECT* Objet2 );
/* Variable locales */
static int FirstNumWireBus, LastNumWireBus, RootBusNameLength;
static int LastNetCode, LastBusNetCode;
#if defined(DEBUG)
void dumpNetTable()
{
for( unsigned idx = 0; idx < g_NetObjectslist.size(); ++idx )
{
g_NetObjectslist[idx]->Show( std::cout, idx );
}
}
#endif
/*********************************************************************/
void FreeNetObjectsList( NETLIST_OBJECT_LIST& aNetObjectsBuffer )
/*********************************************************************/
/*
* Routine de liberation memoire des tableaux utilises pour le calcul
* de la netliste
* TabNetItems = pointeur sur le tableau principal (liste des items )
*/
{
for( unsigned i = 0; i < aNetObjectsBuffer.size(); i++ )
delete aNetObjectsBuffer[i];
aNetObjectsBuffer.clear();
}
/************************************************************************/
void WinEDA_SchematicFrame::BuildNetListBase()
/************************************************************************/
/* Routine qui construit le tableau des elements connectes du projet
* met a jour:
* g_NetObjectslist
* g_NetObjectslist
*/
{
int NetNumber;
int NetCode;
DrawSheetPath* sheet;
wxString msg, activity;
wxBusyCursor Busy;
NetNumber = 1;
activity = _( "List" );
SetStatusText( activity );
FreeNetObjectsList( g_NetObjectslist );
/* Build the sheet (not screen) list (flattened)*/
EDA_SheetList SheetListList;
/* Fill g_NetObjectslist with items used in connectivity calculation */
sheet = SheetListList.GetFirst();
for( ; sheet != NULL; sheet = SheetListList.GetNext() )
ListeObjetConnection( sheet, g_NetObjectslist );
if( g_NetObjectslist.size() == 0 )
return; // no objects
activity.Empty();
activity << wxT( " " ) << _( "NbItems" ) << wxT( " " ) << g_NetObjectslist.size();
SetStatusText( activity );
/* Sort objects by Sheet */
sort( g_NetObjectslist.begin(), g_NetObjectslist.end(), SortItemsBySheet );
activity << wxT( "; " ) << _( "Conn" );
SetStatusText( activity );
sheet = &(g_NetObjectslist[0]->m_SheetList);
LastNetCode = LastBusNetCode = 1;
for( unsigned ii = 0, istart = 0; ii < g_NetObjectslist.size(); ii++ )
{
NETLIST_OBJECT* net_item = g_NetObjectslist[ii];
if( net_item->m_SheetList != *sheet ) // Sheet change
{
sheet = &(net_item->m_SheetList);
istart = ii;
}
switch( net_item->m_Type )
{
case NET_ITEM_UNSPECIFIED:
wxMessageBox(wxT("BuildNetListBase() error"));
break;
case NET_PIN:
case NET_PINLABEL:
case NET_SHEETLABEL:
case NET_NOCONNECT:
if( net_item->GetNet() != 0 )
break; /* Deja connecte */
case NET_SEGMENT:
/* Controle des connexions type point a point ( Sans BUS ) */
if( net_item->GetNet() == 0 )
{
net_item->SetNet( LastNetCode );
LastNetCode++;
}
PointToPointConnect( net_item, 0, istart );
break;
case NET_JONCTION:
/* Controle des jonction , hors BUS */
if( net_item->GetNet() == 0 )
{
net_item->SetNet( LastNetCode );
LastNetCode++;
}
SegmentToPointConnect( net_item, 0, istart );
/* Controle des jonction , sur BUS */
if( net_item->m_BusNetCode == 0 )
{
net_item->m_BusNetCode = LastBusNetCode;
LastBusNetCode++;
}
SegmentToPointConnect( net_item, ISBUS, istart );
break;
case NET_LABEL:
case NET_HIERLABEL:
case NET_GLOBLABEL:
/* Controle des connexions type jonction ( Sans BUS ) */
if( net_item->GetNet() == 0 )
{
net_item->SetNet( LastNetCode );
LastNetCode++;
}
SegmentToPointConnect( net_item, 0, istart );
break;
case NET_SHEETBUSLABELMEMBER:
if( net_item->m_BusNetCode != 0 )
break; /* Deja connecte */
case NET_BUS:
/* Controle des connexions type point a point mode BUS */
if( net_item->m_BusNetCode == 0 )
{
net_item->m_BusNetCode = LastBusNetCode;
LastBusNetCode++;
}
PointToPointConnect( net_item, ISBUS, istart );
break;
case NET_BUSLABELMEMBER:
case NET_HIERBUSLABELMEMBER:
case NET_GLOBBUSLABELMEMBER:
/* Controle des connexions semblables a des sur BUS */
if( net_item->GetNet() == 0 )
{
net_item->m_BusNetCode = LastBusNetCode;
LastBusNetCode++;
}
SegmentToPointConnect( net_item, ISBUS, istart );
break;
}
}
#if defined(NETLIST_DEBUG) && defined(DEBUG)
std::cout << "\n\nafter sheet local\n\n";
dumpNetTable();
#endif
activity << wxT( " " ) << _( "Done" );
SetStatusText( activity );
/* Mise a jour des NetCodes des Bus Labels connectes par les Bus */
ConnectBusLabels( g_NetObjectslist );
activity << wxT( "; " ) << _( "Labels" );
SetStatusText( activity );
/* Connections des groupes d'objets par labels identiques */
for( unsigned ii = 0; ii < g_NetObjectslist.size(); ii++ )
{
switch( g_NetObjectslist[ii]->m_Type )
{
case NET_PIN:
case NET_SHEETLABEL:
case NET_SEGMENT:
case NET_JONCTION:
case NET_BUS:
case NET_NOCONNECT:
break;
case NET_LABEL:
case NET_GLOBLABEL:
case NET_PINLABEL:
case NET_BUSLABELMEMBER:
case NET_GLOBBUSLABELMEMBER:
LabelConnect( g_NetObjectslist[ii] );
break;
case NET_SHEETBUSLABELMEMBER:
case NET_HIERLABEL:
case NET_HIERBUSLABELMEMBER:
break;
case NET_ITEM_UNSPECIFIED:
break;
}
}
#if defined(NETLIST_DEBUG) && defined(DEBUG)
std::cout << "\n\nafter sheet global\n\n";
dumpNetTable();
#endif
activity << wxT( " " ) << _( "Done" );
SetStatusText( activity );
/* Connexion des hierarchies */
activity << wxT( "; " ) << _( "Hierar." );
SetStatusText( activity );
for( unsigned ii = 0; ii < g_NetObjectslist.size(); ii++ )
{
if( g_NetObjectslist[ii]->m_Type == NET_SHEETLABEL
|| g_NetObjectslist[ii]->m_Type == NET_SHEETBUSLABELMEMBER )
SheetLabelConnect( g_NetObjectslist[ii] );
}
/* Sort objects by NetCode */
sort( g_NetObjectslist.begin(), g_NetObjectslist.end(), SortItemsbyNetcode );
#if defined(NETLIST_DEBUG) && defined(DEBUG)
std::cout << "after qsort()\n";
dumpNetTable();
#endif
activity << wxT( " " ) << _( "Done" );
SetStatusText( activity );
/* Compression des numeros de NetCode a des valeurs consecutives */
LastNetCode = NetCode = 0;
for( unsigned ii = 0; ii < g_NetObjectslist.size(); ii++ )
{
if( g_NetObjectslist[ii]->GetNet() != LastNetCode )
{
NetCode++;
LastNetCode = g_NetObjectslist[ii]->GetNet();
}
g_NetObjectslist[ii]->SetNet( NetCode );
}
/* Affectation du m_FlagOfConnection en fonction de connection ou non */
SetUnconnectedFlag( g_NetObjectslist );
}
/*************************************************************
* Routine qui connecte les sous feuilles par les sheetLabels *
**************************************************************/
static void SheetLabelConnect( NETLIST_OBJECT* SheetLabel )
{
if( SheetLabel->GetNet() == 0 )
return;
/* Calcul du numero de sous feuille correspondante au sheetlabel */
/* Comparaison du SheetLabel avec les GLABELS de la sous feuille
* pour regroupement des NetCodes */
for( unsigned ii = 0; ii < g_NetObjectslist.size(); ii++ )
{
NETLIST_OBJECT* ObjetNet = g_NetObjectslist[ii];
if( ObjetNet->m_SheetList != SheetLabel->m_SheetListInclude )
continue; //use SheetInclude, not the sheet!!
if( (ObjetNet->m_Type != NET_HIERLABEL )
&& (ObjetNet->m_Type != NET_HIERBUSLABELMEMBER ) )
continue;
if( ObjetNet->GetNet() == SheetLabel->GetNet() )
continue; //already connected.
wxASSERT(ObjetNet->m_Label);
wxASSERT(SheetLabel->m_Label);
if( ObjetNet->m_Label->CmpNoCase( *SheetLabel->m_Label ) != 0 )
continue; //different names.
/* Propagation du Netcode a tous les Objets de meme NetCode */
if( ObjetNet->GetNet() )
PropageNetCode( ObjetNet->GetNet(), SheetLabel->GetNet(), 0 );
else
ObjetNet->SetNet( SheetLabel->GetNet() );
}
}
/**************************************************************************************/
static void ListeObjetConnection( DrawSheetPath* sheetlist,
std::vector<NETLIST_OBJECT*>& aNetItemBuffer )
/**************************************************************************************/
/** Function ListeObjetConnection
* Creates the list of objects related to connections (pins of components, wires, labels, junctions ...)
* @param sheetlist: pointer to a sheetlist.
* @param aNetItemBuffer: a std::vector to store pointer on NETLIST_OBJECT created
*/
{
int ii;
SCH_ITEM* DrawList;
NETLIST_OBJECT* new_item;
SCH_COMPONENT* DrawLibItem;
LIB_COMPONENT* Entry;
LIB_DRAW_ITEM* DEntry;
Hierarchical_PIN_Sheet_Struct* SheetLabel;
DrawSheetPath list;
DrawList = sheetlist->LastScreen()->EEDrawList;
for( ; DrawList; DrawList = DrawList->Next() )
{
switch( DrawList->Type() )
{
case DRAW_SEGMENT_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (EDA_DrawLineStruct*) DrawList )
if( (STRUCT->GetLayer() != LAYER_BUS) && (STRUCT->GetLayer() != LAYER_WIRE) )
break;
new_item = new NETLIST_OBJECT();
new_item->m_SheetList = *sheetlist;
new_item->m_SheetListInclude = *sheetlist;
new_item->m_Comp = STRUCT;
new_item->m_Start = STRUCT->m_Start;
new_item->m_End = STRUCT->m_End;
if( STRUCT->GetLayer() == LAYER_BUS )
{
new_item->m_Type = NET_BUS;
}
else /* Cas des WIRE */
{
new_item->m_Type = NET_SEGMENT;
}
aNetItemBuffer.push_back( new_item );
break;
case DRAW_JUNCTION_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (DrawJunctionStruct*) DrawList )
new_item = new NETLIST_OBJECT();
new_item->m_SheetList = *sheetlist;
new_item->m_SheetListInclude = *sheetlist;
new_item->m_Comp = STRUCT;
new_item->m_Type = NET_JONCTION;
new_item->m_Start = new_item->m_End = STRUCT->m_Pos;
aNetItemBuffer.push_back( new_item );
break;
case DRAW_NOCONNECT_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (DrawNoConnectStruct*) DrawList )
new_item = new NETLIST_OBJECT();
new_item->m_SheetList = *sheetlist;
new_item->m_SheetListInclude = *sheetlist;
new_item->m_Comp = STRUCT;
new_item->m_Type = NET_NOCONNECT;
new_item->m_Start = new_item->m_End = STRUCT->m_Pos;
aNetItemBuffer.push_back( new_item );
break;
case TYPE_SCH_LABEL:
#undef STRUCT
#define STRUCT ( (SCH_LABEL*) DrawList )
ii = IsBusLabel( STRUCT->m_Text );
new_item = new NETLIST_OBJECT();
new_item->m_SheetList = *sheetlist;
new_item->m_SheetListInclude = *sheetlist;
new_item->m_Comp = STRUCT;
new_item->m_Type = NET_LABEL;
if( STRUCT->m_Layer == LAYER_GLOBLABEL )
new_item->m_Type = NET_GLOBLABEL;
if( STRUCT->m_Layer == LAYER_HIERLABEL )
new_item->m_Type = NET_HIERLABEL;
new_item->m_Label = &STRUCT->m_Text;
new_item->m_Start = new_item->m_End = STRUCT->m_Pos;
aNetItemBuffer.push_back( new_item );
/* Si c'est un Bus, eclatement en Label */
if( ii )
ConvertBusToMembers( aNetItemBuffer, *new_item );
break;
case TYPE_SCH_GLOBALLABEL:
case TYPE_SCH_HIERLABEL:
#undef STRUCT
#define STRUCT ( (SCH_LABEL*) DrawList )
ii = IsBusLabel( STRUCT->m_Text );
new_item = new NETLIST_OBJECT();
new_item->m_SheetList = *sheetlist;
new_item->m_SheetListInclude = *sheetlist;
new_item->m_Comp = STRUCT;
new_item->m_Type = NET_LABEL;
if( STRUCT->m_Layer == LAYER_GLOBLABEL ) //this is not the simplest way of doing it
new_item->m_Type = NET_GLOBLABEL; // (look at the case statement above).
if( STRUCT->m_Layer == LAYER_HIERLABEL )
new_item->m_Type = NET_HIERLABEL;
new_item->m_Label = &STRUCT->m_Text;
new_item->m_Start = new_item->m_End = STRUCT->m_Pos;
aNetItemBuffer.push_back( new_item );
/* Si c'est un Bus, eclatement en Label */
if( ii )
ConvertBusToMembers( aNetItemBuffer, *new_item );
break;
case TYPE_SCH_COMPONENT:
DrawLibItem = (SCH_COMPONENT*) DrawList;
Entry =
CMP_LIBRARY::FindLibraryComponent( DrawLibItem->m_ChipName );
if( Entry == NULL )
break;
if( Entry->m_Drawings == NULL )
break;
DEntry = Entry->m_Drawings;
for( ; DEntry; DEntry = DEntry->Next() )
{
LibDrawPin* Pin = (LibDrawPin*) DEntry;
if( DEntry->Type() != COMPONENT_PIN_DRAW_TYPE )
continue;
if( DEntry->m_Unit && ( DEntry->m_Unit != DrawLibItem->GetUnitSelection( sheetlist ) ) )
continue;
if( DEntry->m_Convert
&& (DEntry->m_Convert != DrawLibItem->m_Convert) )
continue;
wxPoint pos2 =
TransformCoordinate( DrawLibItem->m_Transform,
Pin->m_Pos ) + DrawLibItem->m_Pos;
new_item = new NETLIST_OBJECT();
new_item->m_SheetListInclude = *sheetlist;
new_item->m_Comp = DEntry;
new_item->m_SheetList = *sheetlist;
new_item->m_Type = NET_PIN;
new_item->m_Link = DrawLibItem;
new_item->m_ElectricalType = Pin->m_PinType;
new_item->m_PinNum = Pin->m_PinNum;
new_item->m_Label = &Pin->m_PinName;
new_item->m_Start = new_item->m_End = pos2;
aNetItemBuffer.push_back( new_item );
if( ( (int) Pin->m_PinType == (int) PIN_POWER_IN )
&& ( Pin->m_Attributs & PINNOTDRAW ) )
{
/* Il y a un PIN_LABEL Associe */
new_item = new NETLIST_OBJECT();
new_item->m_SheetListInclude = *sheetlist;
new_item->m_Comp = NULL;
new_item->m_SheetList = *sheetlist;
new_item->m_Type = NET_PINLABEL;
new_item->m_Label = &Pin->m_PinName;
new_item->m_Start = pos2;
new_item->m_End = new_item->m_Start;
aNetItemBuffer.push_back( new_item );
}
}
break;
case DRAW_POLYLINE_STRUCT_TYPE:
case DRAW_BUSENTRY_STRUCT_TYPE:
case TYPE_MARKER_SCH:
case TYPE_SCH_TEXT:
break;
case DRAW_SHEET_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (DrawSheetStruct*) DrawList )
list = *sheetlist;
list.Push( STRUCT );
SheetLabel = STRUCT->m_Label;
for( ; SheetLabel != NULL;
SheetLabel = SheetLabel->Next() )
{
ii = IsBusLabel( SheetLabel->m_Text );
new_item = new NETLIST_OBJECT();
new_item->m_SheetListInclude = *sheetlist;
new_item->m_Comp = SheetLabel;
new_item->m_SheetList = *sheetlist;
new_item->m_Link = DrawList;
new_item->m_Type = NET_SHEETLABEL;
new_item->m_ElectricalType = SheetLabel->m_Shape;
new_item->m_Label = &SheetLabel->m_Text;
new_item->m_SheetListInclude = list;
new_item->m_Start = new_item->m_End = SheetLabel->m_Pos;
aNetItemBuffer.push_back( new_item );
/* Si c'est un Bus, eclatement en Label */
if( ii )
ConvertBusToMembers( aNetItemBuffer, *new_item );
}
break;
case DRAW_HIERARCHICAL_PIN_SHEET_STRUCT_TYPE:
default:
{
wxString msg;
msg.Printf( wxT( "Netlist: unexpected struct type %d" ),
DrawList->Type() );
wxMessageBox( msg );
break;
}
}
}
}
/************************************************************************/
static void ConnectBusLabels( NETLIST_OBJECT_LIST& aNetItemBuffer )
/************************************************************************/
/* Routine qui analyse les labels type xxBUSLABELMEMBER
* Propage les Netcodes entre labels correspondants ( c'est a dire lorsque
* leur numero de membre est identique) lorsqu'ils sont connectes
* globalement par leur BusNetCode
* Utilise et met a jour la variable LastNetCode
*/
{
for( unsigned ii = 0; ii < aNetItemBuffer.size(); ii++ )
{
NETLIST_OBJECT* Label = aNetItemBuffer[ii];
if( (Label->m_Type == NET_SHEETBUSLABELMEMBER)
|| (Label->m_Type == NET_BUSLABELMEMBER)
|| (Label->m_Type == NET_HIERBUSLABELMEMBER) )
{
if( Label->GetNet() == 0 )
{
Label->SetNet( LastNetCode );
LastNetCode++;
}
for( unsigned jj = ii + 1; jj < aNetItemBuffer.size(); jj++ )
{
NETLIST_OBJECT* LabelInTst = aNetItemBuffer[jj];
if( (LabelInTst->m_Type == NET_SHEETBUSLABELMEMBER)
|| (LabelInTst->m_Type == NET_BUSLABELMEMBER)
|| (LabelInTst->m_Type == NET_HIERBUSLABELMEMBER) )
{
if( LabelInTst->m_BusNetCode != Label->m_BusNetCode )
continue;
if( LabelInTst->m_Member != Label->m_Member )
continue;
if( LabelInTst->GetNet() == 0 )
LabelInTst->SetNet( Label->GetNet() );
else
PropageNetCode( LabelInTst->GetNet(), Label->GetNet(), 0 );
}
}
}
}
}
/**************************************************/
int IsBusLabel( const wxString& LabelDrawList )
/**************************************************/
/* Routine qui verifie si le Label a une notation de type Bus
* Retourne 0 si non
* nombre de membres si oui
* met a jour FirstNumWireBus, LastNumWireBus et RootBusNameLength
*/
{
unsigned Num;
int ii;
wxString BufLine;
long tmp;
bool error = FALSE;
/* Search for '[' because a bus label is like "busname[nn..mm]" */
ii = LabelDrawList.Find( '[' );
if( ii < 0 )
return 0;
Num = (unsigned) ii;
FirstNumWireBus = LastNumWireBus = 9;
RootBusNameLength = Num;
Num++;
while( LabelDrawList[Num] != '.' && Num < LabelDrawList.Len() )
{
BufLine.Append( LabelDrawList[Num] );
Num++;
}
if( !BufLine.ToLong( &tmp ) )
error = TRUE;
FirstNumWireBus = tmp;
while( LabelDrawList[Num] == '.' && Num < LabelDrawList.Len() )
Num++;
BufLine.Empty();
while( LabelDrawList[Num] != ']' && Num < LabelDrawList.Len() )
{
BufLine.Append( LabelDrawList[Num] );
Num++;
}
if( !BufLine.ToLong( &tmp ) )
error = TRUE;;
LastNumWireBus = tmp;
if( FirstNumWireBus < 0 )
FirstNumWireBus = 0;
if( LastNumWireBus < 0 )
LastNumWireBus = 0;
if( FirstNumWireBus > LastNumWireBus )
{
EXCHG( FirstNumWireBus, LastNumWireBus );
}
return LastNumWireBus - FirstNumWireBus + 1;
}
/***************************************************************/
static int ConvertBusToMembers( NETLIST_OBJECT_LIST& aNetItemBuffer,
NETLIST_OBJECT& BusLabel )
/***************************************************************/
/* Routine qui eclate un label type Bus en autant de Label qu'il contient de membres,
* et qui cree les structures avec le type NET_GLOBBUSLABELMEMBER, NET_BUSLABELMEMBER
* ou NET_SHEETBUSLABELMEMBER
* entree = pointeur sur l'NETLIST_OBJECT initialise corresp au buslabel
* suppose que FirstNumWireBus, LastNumWireBus et RootBusNameLength sont a jour
* modifie l'NETLIST_OBJECT de base et remplit les suivants
* m_Label is a pointer to a new wxString
* m_Label must be deallocated by the user (only for a NET_GLOBBUSLABELMEMBER,
* NET_BUSLABELMEMBER or a NET_SHEETBUSLABELMEMBER object type)
*/
{
int NumItem, BusMember;
wxString BufLine;
if( BusLabel.m_Type == NET_HIERLABEL )
BusLabel.m_Type = NET_HIERBUSLABELMEMBER;
else if( BusLabel.m_Type == NET_GLOBLABEL )
BusLabel.m_Type = NET_GLOBBUSLABELMEMBER;
else if( BusLabel.m_Type == NET_SHEETLABEL )
BusLabel.m_Type = NET_SHEETBUSLABELMEMBER;
else
BusLabel.m_Type = NET_BUSLABELMEMBER;
/* Convertion du BusLabel en la racine du Label + le numero du fil */
BufLine = BusLabel.m_Label->Left( RootBusNameLength );
BusMember = FirstNumWireBus;
BufLine << BusMember;
BusLabel.m_Label = new wxString( BufLine );
BusLabel.m_Member = BusMember;
NumItem = 1;
for( BusMember++; BusMember <= LastNumWireBus; BusMember++ )
{
NETLIST_OBJECT* new_label = new NETLIST_OBJECT( BusLabel );
NumItem++;
/* Convertion du BusLabel en la racine du Label + le numero du fil */
BufLine = BusLabel.m_Label->Left( RootBusNameLength );
BufLine << BusMember;
new_label->m_Label = new wxString( BufLine );
new_label->m_Member = BusMember;
aNetItemBuffer.push_back( new_label );
}
return NumItem;
}
/**********************************************************************/
static void PropageNetCode( int OldNetCode, int NewNetCode, int IsBus )
/**********************************************************************/
/* PropageNetCode propage le netcode NewNetCode sur tous les elements
* appartenant a l'ancien netcode OldNetCode
* Si IsBus == 0; c'est le membre NetCode qui est propage
* Si IsBus != 0; c'est le membre BusNetCode qui est propage
*/
{
if( OldNetCode == NewNetCode )
return;
if( IsBus == 0 ) /* Propagation du NetCode */
{
for( unsigned jj = 0; jj < g_NetObjectslist.size(); jj++ )
{
NETLIST_OBJECT* Objet = g_NetObjectslist[jj];
if( Objet->GetNet() == OldNetCode )
{
Objet->SetNet( NewNetCode );
}
}
}
else /* Propagation du BusNetCode */
{
for( unsigned jj = 0; jj < g_NetObjectslist.size(); jj++ )
{
NETLIST_OBJECT* Objet = g_NetObjectslist[jj];
if( Objet->m_BusNetCode == OldNetCode )
{
Objet->m_BusNetCode = NewNetCode;
}
}
}
}
/***************************************************************************/
static void PointToPointConnect( NETLIST_OBJECT* Ref, int IsBus, int start )
/***************************************************************************/
/* Routine qui verifie si l'element *Ref est connecte a
* d'autres elements de la liste des objets du schema, selon le mode Point
* a point ( Extremites superposees )
*
* si IsBus:
* la connexion ne met en jeu que des elements type bus
* ( BUS ou BUSLABEL ou JONCTION )
* sinon
* la connexion ne met en jeu que des elements type non bus
* ( autres que BUS ou BUSLABEL )
*
* L'objet Ref doit avoir un NetCode valide.
*
* La liste des objets est supposee classe par SheetPath Croissants,
* et la recherche se fait a partir de l'element start, 1er element
* de la feuille de schema
* ( il ne peut y avoir connexion physique entre elements de differentes sheets)
*/
{
int netCode;
if( IsBus == 0 ) /* Objets autres que BUS et BUSLABELS */
{
netCode = Ref->GetNet();
for( unsigned i = start; i < g_NetObjectslist.size(); i++ )
{
NETLIST_OBJECT* item = g_NetObjectslist[i];
if( item->m_SheetList != Ref->m_SheetList ) //used to be > (why?)
continue;
switch( item->m_Type )
{
case NET_SEGMENT:
case NET_PIN:
case NET_LABEL:
case NET_HIERLABEL:
case NET_GLOBLABEL:
case NET_SHEETLABEL:
case NET_PINLABEL:
case NET_JONCTION:
case NET_NOCONNECT:
if( Ref->m_Start == item->m_Start
|| Ref->m_Start == item->m_End
|| Ref->m_End == item->m_Start
|| Ref->m_End == item->m_End )
{
if( item->GetNet() == 0 )
item->SetNet( netCode );
else
PropageNetCode( item->GetNet(), netCode, 0 );
}
break;
case NET_BUS:
case NET_BUSLABELMEMBER:
case NET_SHEETBUSLABELMEMBER:
case NET_HIERBUSLABELMEMBER:
case NET_GLOBBUSLABELMEMBER:
case NET_ITEM_UNSPECIFIED:
break;
}
}
}
else /* Objets type BUS et BUSLABELS ( et JONCTIONS )*/
{
netCode = Ref->m_BusNetCode;
for( unsigned i = start; i<g_NetObjectslist.size(); i++ )
{
NETLIST_OBJECT* item = g_NetObjectslist[i];
if( item->m_SheetList != Ref->m_SheetList )
continue;
switch( item->m_Type )
{
case NET_ITEM_UNSPECIFIED:
case NET_SEGMENT:
case NET_PIN:
case NET_LABEL:
case NET_HIERLABEL:
case NET_GLOBLABEL:
case NET_SHEETLABEL:
case NET_PINLABEL:
case NET_NOCONNECT:
break;
case NET_BUS:
case NET_BUSLABELMEMBER:
case NET_SHEETBUSLABELMEMBER:
case NET_HIERBUSLABELMEMBER:
case NET_GLOBBUSLABELMEMBER:
case NET_JONCTION:
if( Ref->m_Start == item->m_Start
|| Ref->m_Start == item->m_End
|| Ref->m_End == item->m_Start
|| Ref->m_End == item->m_End )
{
if( item->m_BusNetCode == 0 )
item->m_BusNetCode = netCode;
else
PropageNetCode( item->m_BusNetCode, netCode, 1 );
}
break;
}
}
}
}
/**************************************************************/
static void SegmentToPointConnect( NETLIST_OBJECT* Jonction,
int IsBus, int start )
/***************************************************************/
/*
* Routine qui recherche si un point (jonction) est connecte a des segments,
* et regroupe les NetCodes des objets connectes a la jonction.
* Le point de jonction doit avoir un netcode valide
* La liste des objets est supposee classe par NumSheet Croissants,
* et la recherche se fait a partir de l'element start, 1er element
* de la feuille de schema
* ( il ne peut y avoir connexion physique entre elements de differentes sheets)
*/
{
for( unsigned i = start; i < g_NetObjectslist.size(); i++ )
{
NETLIST_OBJECT* Segment = g_NetObjectslist[i];
if( Segment->m_SheetList != Jonction->m_SheetList )
continue;
if( IsBus == 0 )
{
if( Segment->m_Type != NET_SEGMENT )
continue;
}
else
{
if( Segment->m_Type != NET_BUS )
continue;
}
if( SegmentIntersect( Segment->m_Start.x, Segment->m_Start.y,
Segment->m_End.x, Segment->m_End.y,
Jonction->m_Start.x, Jonction->m_Start.y ) )
{
/* Propagation du Netcode a tous les Objets de meme NetCode */
if( IsBus == 0 )
{
if( Segment->GetNet() )
PropageNetCode( Segment->GetNet(),
Jonction->GetNet(), IsBus );
else
Segment->SetNet( Jonction->GetNet() );
}
else
{
if( Segment->m_BusNetCode )
PropageNetCode( Segment->m_BusNetCode,
Jonction->m_BusNetCode, IsBus );
else
Segment->m_BusNetCode = Jonction->m_BusNetCode;
}
}
}
}
/*****************************************************************
* Function which connects the groups of object which have the same label
*******************************************************************/
void LabelConnect( NETLIST_OBJECT* LabelRef )
{
if( LabelRef->GetNet() == 0 )
return;
for( unsigned i = 0; i < g_NetObjectslist.size(); i++ )
{
if( g_NetObjectslist[i]->GetNet() == LabelRef->GetNet() )
continue;
if( g_NetObjectslist[i]->m_SheetList != LabelRef->m_SheetList )
{
if( (g_NetObjectslist[i]->m_Type != NET_PINLABEL
&& g_NetObjectslist[i]->m_Type != NET_GLOBLABEL
&& g_NetObjectslist[i]->m_Type != NET_GLOBBUSLABELMEMBER) )
continue;
if( (g_NetObjectslist[i]->m_Type == NET_GLOBLABEL
|| g_NetObjectslist[i]->m_Type == NET_GLOBBUSLABELMEMBER)
&& g_NetObjectslist[i]->m_Type != LabelRef->m_Type )
//global labels only connect other global labels.
continue;
}
//regular labels are sheet-local;
//NET_HIERLABEL are used to connect sheets.
//NET_LABEL is sheet-local (***)
//NET_GLOBLABEL is global.
NetObjetType ntype = g_NetObjectslist[i]->m_Type;
if( ntype == NET_LABEL
|| ntype == NET_GLOBLABEL
|| ntype == NET_HIERLABEL
|| ntype == NET_BUSLABELMEMBER
|| ntype == NET_GLOBBUSLABELMEMBER
|| ntype == NET_HIERBUSLABELMEMBER
|| ntype == NET_PINLABEL )
{
if( g_NetObjectslist[i]->m_Label->CmpNoCase( *LabelRef->m_Label ) != 0 )
continue;
// Propagation du Netcode a tous les Objets de meme NetCode
if( g_NetObjectslist[i]->GetNet() )
PropageNetCode( g_NetObjectslist[i]->GetNet(), LabelRef->GetNet(), 0 );
else
g_NetObjectslist[i]->SetNet( LabelRef->GetNet() );
}
}
}
/****************************************************************************/
bool SortItemsbyNetcode( const NETLIST_OBJECT* Objet1, const NETLIST_OBJECT* Objet2 )
/****************************************************************************/
/* Routine de comparaison pour le tri par NetCode croissant
* du tableau des elements connectes ( TabPinSort ) par qsort()
*/
{
return Objet1->GetNet() < Objet2->GetNet();
}
/*****************************************************************************************/
bool SortItemsBySheet( const NETLIST_OBJECT* Objet1, const NETLIST_OBJECT* Objet2 )
/*****************************************************************************************/
/* Routine de comparaison pour le tri par NumSheet
* du tableau des elements connectes ( TabPinSort ) par qsort() */
{
return Objet1->m_SheetList.Cmp( Objet2->m_SheetList ) < 0;
}
/**********************************************************************/
static void SetUnconnectedFlag( NETLIST_OBJECT_LIST& aNetItemBuffer )
/**********************************************************************/
/* Routine positionnant le membre .FlagNoConnect des elements de
* la liste des objets netliste, tries par ordre de NetCode
*/
{
NETLIST_OBJECT* NetItemRef;
unsigned NetStart, NetEnd;
ConnectType StateFlag;
NetStart = NetEnd = 0;
StateFlag = UNCONNECTED;
for( unsigned ii = 0; ii < aNetItemBuffer.size(); ii++ )
{
NetItemRef = aNetItemBuffer[ii];
if( NetItemRef->m_Type == NET_NOCONNECT && StateFlag != PAD_CONNECT )
StateFlag = NOCONNECT_SYMBOL_PRESENT;
/* Analyse du net en cours */
unsigned idxtoTest = ii + 1;
if( ( idxtoTest >= aNetItemBuffer.size() )
|| ( NetItemRef->GetNet() != aNetItemBuffer[idxtoTest]->GetNet() ) )
{
/* Net analyse: mise a jour de m_FlagOfConnection */
NetEnd = idxtoTest;
/* set m_FlagOfConnection member to StateFlag for all items of this net: */
for( unsigned kk = NetStart; kk < NetEnd; kk++ )
aNetItemBuffer[kk]->m_FlagOfConnection = StateFlag;
if( idxtoTest >= aNetItemBuffer.size() )
return;
/* Start Analysis next Net */
StateFlag = UNCONNECTED;
NetStart = idxtoTest;
continue;
}
/* test the current item: if this is a pin and if the reference item is also a pin,
* then 2 pins are connected, so set StateFlag to PAD_CONNECT (can be already done)
* Of course, if the current item is a no connect symbol, set StateFlag to NOCONNECT_SYMBOL_PRESENT
* to inhibit error diags. However if StateFlag is already set to PAD_CONNECT
* this state is kept (the no connect symbol was surely an error and an ERC will report this)
*/
for( ; ; idxtoTest++ )
{
if( ( idxtoTest >= aNetItemBuffer.size() )
|| ( NetItemRef->GetNet() != aNetItemBuffer[idxtoTest]->GetNet() ) )
break;
switch( aNetItemBuffer[idxtoTest]->m_Type )
{
case NET_ITEM_UNSPECIFIED:
wxMessageBox(wxT("BuildNetListBase() error"));
break;
case NET_SEGMENT:
case NET_LABEL:
case NET_HIERLABEL:
case NET_GLOBLABEL:
case NET_SHEETLABEL:
case NET_PINLABEL:
case NET_BUS:
case NET_BUSLABELMEMBER:
case NET_SHEETBUSLABELMEMBER:
case NET_HIERBUSLABELMEMBER:
case NET_GLOBBUSLABELMEMBER:
case NET_JONCTION:
break;
case NET_PIN:
if( NetItemRef->m_Type == NET_PIN )
StateFlag = PAD_CONNECT;
break;
case NET_NOCONNECT:
if( StateFlag != PAD_CONNECT )
StateFlag = NOCONNECT_SYMBOL_PRESENT;
break;
}
}
}
}
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