2008-02-08 00:16:59 +00:00
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/**************************************************/
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/* Edition des pistes */
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/* Routines de modification automatique de pistes */
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/**************************************************/
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2007-06-05 12:10:51 +00:00
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#include "fctsys.h"
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#include "gr_basic.h"
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#include "common.h"
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#include "pcbnew.h"
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#include "protos.h"
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/*********************************************************************/
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2008-02-08 00:16:59 +00:00
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int EraseOldTrack( WinEDA_BasePcbFrame* frame, BOARD* Pcb, wxDC* DC,
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TRACK* pt_new_track, int nbptnewpiste )
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2007-06-05 12:10:51 +00:00
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/*********************************************************************/
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2008-02-08 00:16:59 +00:00
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/* Routine d'effacement de la piste redondante a la piste nouvellement cree
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* pointee par pt_new_track (nbptnewpiste segments)
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*
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* la piste cree est supposee constituee de segments contigus en memoire avec:
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* point de depart pt_newtrack->m_Start.x,y
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* point d'arrivee pt_newtrack->m_End.x,y
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*/
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2007-06-05 12:10:51 +00:00
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{
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2008-02-08 00:16:59 +00:00
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TRACK* StartTrack, * EndTrack;/* Pointeurs des segments de debut et fin
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* (extremites) de la nouvelle piste */
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2008-12-04 04:28:11 +00:00
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TRACK* pt_segm;
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TRACK* pt_del;
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2008-02-08 00:16:59 +00:00
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int ii, jj, nb_segm, nbconnect;
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wxPoint start; /* coord du point de depart de la piste */
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wxPoint end; /* coord du point de fin de la piste */
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int startmasklayer, endmasklayer; /* masque couche de depart et de fin */
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TRACK* BufDeb, * BufEnd; /* Pointeurs de debut et de fin de la zone
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* des pistes equipotentielles */
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2008-12-04 04:28:11 +00:00
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int netcode = pt_new_track->GetNet();
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2008-02-08 00:16:59 +00:00
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/* Reconstitution de la piste complete ( la nouvelle piste
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2008-12-04 04:28:11 +00:00
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* a pu demarrer sur un segment de piste en l'air
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*/
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2008-02-08 00:16:59 +00:00
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ListSetState( pt_new_track, nbptnewpiste, BUSY, OFF );
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/* si la novelle piste commence par une via, il est plus sur de rechercher
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* la piste complete en utilisant le segment suivant comme reference, car
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* une via est souvent sur un carrefour de segments, et ne caracterise pas
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* une piste */
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2008-12-04 04:28:11 +00:00
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if( pt_new_track->Type() == TYPE_VIA && (nbptnewpiste > 1 ) )
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2008-11-24 06:53:43 +00:00
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pt_new_track = pt_new_track->Next();
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2008-12-04 04:28:11 +00:00
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2008-02-08 00:16:59 +00:00
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pt_new_track = Marque_Une_Piste( frame, DC, pt_new_track, &nbptnewpiste, 0 );
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2008-12-04 04:28:11 +00:00
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wxASSERT( pt_new_track );
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#if 0 && defined(DEBUG)
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TRACK* EndNewTrack; /* Pointeur sur le dernier segment de la liste
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* chainee de la mouvelle piste */
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2008-02-08 00:16:59 +00:00
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EndNewTrack = pt_new_track;
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for( ii = 1; ii < nbptnewpiste; ii++ )
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{
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2008-12-04 04:28:11 +00:00
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wxASSERT( EndNewTrack->GetState(-1) != 0 );
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D(printf("track %p is newly part of net %d\n", EndNewTrack, netcode );)
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2008-11-24 06:53:43 +00:00
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EndNewTrack = EndNewTrack->Next();
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2008-02-08 00:16:59 +00:00
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}
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2008-12-04 04:28:11 +00:00
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wxASSERT( EndNewTrack->GetState(-1) != 0 );
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D(printf("track %p is newly part of net %d\n", EndNewTrack, netcode );)
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for( TRACK* track = Pcb->m_Track; track; track = track->Next() )
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track->Show( 0, std::cout );
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#endif
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2008-02-08 00:16:59 +00:00
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/* Calcul des limites de recherche des segments de piste */
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/* BufDeb pointe le 1er segment utile */
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2008-12-04 04:28:11 +00:00
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BufDeb = Pcb->m_Track->GetStartNetCode( netcode );
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2008-02-08 00:16:59 +00:00
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/* BufEnd Pointe le dernier segment */
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2008-12-04 04:28:11 +00:00
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BufEnd = BufDeb->GetEndNetCode( netcode );
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2008-02-08 00:16:59 +00:00
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/* nettoyage des flags pour tout le net */
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2008-12-04 04:28:11 +00:00
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for( pt_del = BufDeb; pt_del && pt_del != BufEnd; pt_del = pt_del->Next() )
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2008-02-08 00:16:59 +00:00
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{
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2008-12-04 04:28:11 +00:00
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D(printf("track %p turning off BUSY | EDIT | CHAIN\n", pt_del );)
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2008-02-08 00:16:59 +00:00
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pt_del->SetState( BUSY | EDIT | CHAIN, OFF );
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}
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/* Calcul des points limites de la nouvelle piste */
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if( ReturnEndsTrack( pt_new_track, nbptnewpiste,
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&StartTrack, &EndTrack ) == 0 )
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return 0;
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if( (StartTrack == NULL) || (EndTrack == NULL) )
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return 0;
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/* Calcul des caracteristiques des points de debut et de fin */
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start = StartTrack->m_Start;
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end = EndTrack->m_End;
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/* Les points de depart et de fin doivent etre distincts */
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if( start == end )
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return 0;
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/* Determinations des couches interconnectees a ces points */
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startmasklayer = StartTrack->ReturnMaskLayer();
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endmasklayer = EndTrack->ReturnMaskLayer();
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2008-12-04 04:28:11 +00:00
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2008-02-08 00:16:59 +00:00
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/* Il peut y avoir une via ou un pad sur les extremites: */
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pt_segm = Fast_Locate_Via( Pcb->m_Track, NULL, start, startmasklayer );
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if( pt_segm )
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startmasklayer |= pt_segm->ReturnMaskLayer();
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2008-12-04 04:28:11 +00:00
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if( StartTrack->start && (StartTrack->start->Type() == TYPE_PAD) )
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{
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/* start sur pad */
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2008-02-08 00:16:59 +00:00
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D_PAD* pt_pad = (D_PAD*) (StartTrack->start);
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startmasklayer |= pt_pad->m_Masque_Layer;
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}
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pt_segm = Fast_Locate_Via( Pcb->m_Track, NULL, end, endmasklayer );
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if( pt_segm )
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endmasklayer |= pt_segm->ReturnMaskLayer();
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2008-12-04 04:28:11 +00:00
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if( EndTrack->end && ( EndTrack->end->Type() == TYPE_PAD) )
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2008-02-08 00:16:59 +00:00
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{
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D_PAD* pt_pad = (D_PAD*) (EndTrack->end);
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endmasklayer |= pt_pad->m_Masque_Layer;
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}
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/* Marquage a DELETED de la piste nouvelle (qui ne doit pas intervenir
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2008-12-04 04:28:11 +00:00
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* dans la recherche d'autres connexions)
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*/
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2008-02-08 00:16:59 +00:00
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ListSetState( pt_new_track, nbptnewpiste, DELETED, ON );
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/* test : un segment doit etre connecte au point de depart car sinon
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2008-12-04 04:28:11 +00:00
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* il est inutile d'analyser l'autre point
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*/
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2008-02-08 00:16:59 +00:00
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pt_segm = Fast_Locate_Piste( BufDeb, BufEnd, start, startmasklayer );
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if( pt_segm == NULL ) /* Pas de piste reliee au point de depart */
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{
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/* Suppression du flag DELETED */
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ListSetState( pt_new_track, nbptnewpiste, DELETED, OFF );
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return 0;
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}
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/* Marquage a CHAIN des segments candidats connectes au point de fin
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* Remarque: les vias ne sont pas prises en compte car elles ne permettent
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* pas de definir une piste, puisque elles sont sur un carrefour */
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for( pt_del = BufDeb, nbconnect = 0; ; )
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{
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pt_segm = Fast_Locate_Piste( pt_del, BufEnd, end, endmasklayer );
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if( pt_segm == NULL )
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break;
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2008-12-04 04:28:11 +00:00
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if( pt_segm->Type() != TYPE_VIA )
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{
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/* Segment trouve */
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2008-02-08 00:16:59 +00:00
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if( pt_segm->GetState( CHAIN ) == 0 )
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{
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pt_segm->SetState( CHAIN, ON );
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nbconnect++;
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}
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}
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if( pt_del == BufEnd )
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break;
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2008-12-04 04:28:11 +00:00
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2008-11-24 06:53:43 +00:00
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pt_del = pt_segm->Next();
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2008-02-08 00:16:59 +00:00
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}
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if( nbconnect == 0 )
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{
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/* nettoyage des flags */
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2008-12-04 04:28:11 +00:00
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for( pt_del = BufDeb; pt_del && pt_del != BufEnd; pt_del = pt_del->Next() )
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2008-02-08 00:16:59 +00:00
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{
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pt_del->SetState( DELETED | EDIT | CHAIN, OFF );
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}
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return 0;
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}
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/* Marquage a EDIT de la piste nouvelle (qui ne doit pas intervenir
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* dans la recherche d'autres pistes) */
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ListSetState( pt_new_track, nbptnewpiste, DELETED, OFF );
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ListSetState( pt_new_track, nbptnewpiste, EDIT, ON );
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/* Examen de tous les segments marques */
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while( nbconnect )
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{
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2008-12-04 04:28:11 +00:00
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for( pt_del = BufDeb; pt_del && pt_del != BufEnd; pt_del = pt_del->Next() )
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2008-02-08 00:16:59 +00:00
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{
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if( pt_del->GetState( CHAIN ) )
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break;
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}
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2008-12-04 04:28:11 +00:00
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nbconnect--;
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pt_del->SetState( CHAIN, OFF );
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2008-02-08 00:16:59 +00:00
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pt_del = Marque_Une_Piste( frame, DC, pt_del, &nb_segm, 0 );
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/* Test si La piste marquee est redondante, c'est a dire si l'un des
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2008-12-04 04:28:11 +00:00
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* segments marques est connecte au point de depart de la piste nouvelle
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2008-02-08 00:16:59 +00:00
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*/
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2008-12-04 04:28:11 +00:00
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ii = 0;
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pt_segm = pt_del;
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2008-11-24 06:53:43 +00:00
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for( ; pt_segm && (ii < nb_segm); pt_segm = pt_segm->Next(), ii++ )
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2008-02-08 00:16:59 +00:00
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{
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2008-12-04 04:28:11 +00:00
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if( pt_segm->GetState( BUSY ) == 0 )
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2008-02-08 00:16:59 +00:00
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break;
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2008-12-04 04:28:11 +00:00
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if( pt_segm->m_Start == start || pt_segm->m_End == start )
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{
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/* la piste marquee peut etre effacee */
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2008-02-08 00:16:59 +00:00
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TRACK* NextS;
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Trace_Une_Piste( frame->DrawPanel, DC, pt_del, nb_segm, GR_XOR | GR_SURBRILL );
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2008-12-04 04:28:11 +00:00
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2008-02-08 00:16:59 +00:00
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for( jj = 0; jj < nb_segm; jj++, pt_del = NextS )
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{
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2008-11-24 06:53:43 +00:00
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NextS = pt_del->Next();
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2008-02-08 00:16:59 +00:00
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pt_del->DeleteStructure();
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}
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/* nettoyage des flags */
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2008-11-24 06:53:43 +00:00
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for( pt_del = Pcb->m_Track; pt_del != NULL; pt_del = pt_del->Next() )
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2008-02-08 00:16:59 +00:00
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{
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if( pt_del->GetState( EDIT ) )
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{
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pt_del->SetState( EDIT, OFF );
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pt_del->Draw( frame->DrawPanel, DC, GR_OR );
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}
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pt_del->SetState( EDIT | CHAIN, OFF );
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}
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return 1;
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}
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}
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/* nettoyage du flag BUSY puisque ici la piste marquee n'a pas
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* ete retenuee */
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ListSetState( pt_del, nb_segm, BUSY, OFF );
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}
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/* nettoyage des flags */
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2008-12-04 04:28:11 +00:00
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for( pt_del = Pcb->m_Track; pt_del && pt_del != BufEnd; pt_del = pt_del->Next() )
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2008-02-08 00:16:59 +00:00
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{
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pt_del->SetState( DELETED | EDIT | CHAIN, OFF );
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}
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return 0;
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2007-06-05 12:10:51 +00:00
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}
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