/****************************/ /* DRC control */ /****************************/ #include "fctsys.h" #include "gr_basic.h" #include "common.h" #include "pcbnew.h" #include "autorout.h" #include "trigo.h" #include "protos.h" #include "drc_stuff.h" /* variables locales */ class WinEDA_DrcFrame; WinEDA_DrcFrame* DrcFrame; //#define WXYIELD() wxYield() #define WXYIELD() do { } while(0) // nothing /* saving drc options */ static bool s_Pad2PadTestOpt = true; static bool s_UnconnectedTestOpt = true; static bool s_ZonesTestOpt = false; static bool s_CreateRptFileOpt = false; static FILE* s_RptFile = NULL; static wxString s_RptFilename; static int ErrorsDRC_Count; static MARKER* current_marqueur; /* Pour gestion des marqueurs sur pcb */ static bool AbortDrc, DrcInProgress = FALSE; static int spot_cX, spot_cY; /* position d'elements a tester */ static int finx, finy; // coord relatives de l'extremite du segm de reference static int segm_angle; // angle d'inclinaison du segment de reference en 0,1 degre static int segm_long; // longueur du segment de reference static int xcliplo, ycliplo, xcliphi, ycliphi; /* coord de la surface de securite du segment a comparer */ /* Routines Locales */ static int Pad_to_Pad_Isol( D_PAD* pad_ref, D_PAD* pad, const int dist_min ); static bool Test_Pad_to_Pads_Drc( WinEDA_BasePcbFrame* frame, wxDC* DC, D_PAD* pad_ref, LISTE_PAD* start_buffer, LISTE_PAD* end_buffer, int max_size, bool show_err ); static int TestClearanceSegmToPad( const D_PAD* pad_to_test, int seg_width, int isol ); static int TestMarginToCircle( int cx, int cy, int rayon, int longueur ); static int Tst_Ligne( int x1, int y1, int x2, int y2 ); static void Affiche_Erreur_DRC( WinEDA_DrawPanel* panel, wxDC* DC, BOARD* Pcb, TRACK* pt_ref, BOARD_ITEM* pt_item, int errnumber ); static void Affiche_Erreur_DRC( WinEDA_DrawPanel* panel, wxDC* DC, BOARD* Pcb, D_PAD* pad1, D_PAD* pad2 ); /*******************************************/ /* DRC functions */ /*******************************************/ #include "dialog_drc.cpp" const wxString& DRC_ITEM::GetErrorText() const { static const wxString error1( wxT("Items Too Close:") ); switch( m_ErrorCode ) { default: case DRCE_: return error1; } } wxString DRC_ITEM::ShowCoord( const wxPoint& aPos ) { wxString temp; wxString ret; ret << wxT("@(") << valeur_param( aPos.x, temp ); ret << wxT(",") << valeur_param( aPos.y, temp ); ret << wxT(")"); return ret; } /***************************************************************/ void WinEDA_DrcFrame::ListUnconnectedPads( wxCommandEvent& event ) /***************************************************************/ { if( (m_Parent->m_Pcb->m_Status_Pcb & LISTE_CHEVELU_OK) == 0 ) { m_Parent->Compile_Ratsnest( m_DC, TRUE ); } if( m_Parent->m_Pcb->m_Ratsnest == NULL ) return; CHEVELU* Ratsnest = m_Parent->m_Pcb->m_Ratsnest; int draw_mode = GR_SURBRILL | GR_OR; WinEDA_DrawPanel* panel = m_Parent->DrawPanel; int ii; wxString msg; double convert = 0.0001; msg = _( "Look for active routes\n" ); // m_logWindow->AppendText( msg ); if( s_RptFile ) fprintf( s_RptFile, "%s", CONV_TO_UTF8( msg ) ); m_UnconnectedCount = 0; for( ii = m_Parent->m_Pcb->GetNumRatsnests(); ii > 0; Ratsnest++, ii-- ) { if( (Ratsnest->status & CH_ACTIF) == 0 ) continue; m_UnconnectedCount++; if( m_UnconnectedCount == 1 ) { // m_logWindow->AppendText( _( "Unconnected found:\n" ) ); } D_PAD* pad = Ratsnest->pad_start; pad->Draw( panel, m_DC, wxPoint( 0, 0 ), draw_mode ); wxString pad_name = pad->ReturnStringPadName(); wxString module_name = ( (MODULE*) (pad->m_Parent) )->m_Reference->m_Text; msg.Printf( _( "%d > Pad %s (%s) @ %.4f,%.4f and " ), m_UnconnectedCount, pad_name.GetData(), module_name.GetData(), pad->m_Pos.x * convert, pad->m_Pos.y * convert ); // m_logWindow->AppendText( msg ); if( s_RptFile ) fprintf( s_RptFile, "%s", CONV_TO_UTF8( msg ) ); pad = Ratsnest->pad_end; pad->Draw( panel, m_DC, wxPoint( 0, 0 ), draw_mode ); pad_name = pad->ReturnStringPadName(); module_name = ( (MODULE*) (pad->m_Parent) )->m_Reference->m_Text; msg.Printf( _( "Pad %s (%s) @ %.4f,%.4f\n" ), pad_name.GetData(), module_name.GetData(), pad->m_Pos.x * convert, pad->m_Pos.y * convert ); // m_logWindow->AppendText( msg ); if( s_RptFile ) fprintf( s_RptFile, "%s", CONV_TO_UTF8( msg ) ); } if( m_UnconnectedCount ) msg.Printf( _( "Active routes: %d\n" ), m_UnconnectedCount ); else msg = _( "OK! (No active routes)\n" ); // m_logWindow->AppendText( msg ); if( s_RptFile ) fprintf( s_RptFile, "%s", CONV_TO_UTF8( msg ) ); } /****************************************************/ void WinEDA_DrcFrame::TestDrc( wxCommandEvent& event ) /****************************************************/ { int errors; wxString msg; if( !DrcInProgress ) { if( m_CreateRptCtrl->IsChecked() ) // Create a file rpt { s_RptFilename = m_RptFilenameCtrl->GetValue(); if( s_RptFilename.IsEmpty() ) OnButtonBrowseRptFileClick( event ); if( !s_RptFilename.IsEmpty() ) s_RptFile = wxFopen( s_RptFilename, wxT( "w" ) ); else s_RptFile = NULL; } if( s_RptFile ) { fprintf( s_RptFile, "Drc report for %s\n", CONV_TO_UTF8( m_Parent->m_CurrentScreen->m_FileName ) ); char line[256]; fprintf( s_RptFile, "Created on %s\n", DateAndTime( line ) ); } s_Pad2PadTestOpt = m_Pad2PadTestCtrl->IsChecked(); s_UnconnectedTestOpt = m_UnconnectedTestCtrl->IsChecked(); s_ZonesTestOpt = m_ZonesTestCtrl->IsChecked(); AbortDrc = FALSE; // m_logWindow->Clear(); g_DesignSettings.m_TrackClearence = ReturnValueFromTextCtrl( *m_SetClearance, m_Parent->m_InternalUnits ); /* Test DRC errors (clearance errors, bad connections .. */ errors = m_Parent->Test_DRC( m_DC, m_Pad2PadTestCtrl->IsChecked(), m_ZonesTestCtrl->IsChecked() ); /* Search for active routes (unconnected pads) */ if( m_UnconnectedTestCtrl->IsChecked() ) ListUnconnectedPads( event ); else m_UnconnectedCount = 0; if( errors ) msg.Printf( _( "** End Drc: %d errors **\n" ), errors ); else if( m_UnconnectedCount == 0 ) msg = _( "** End Drc: No Error **\n" ); // m_logWindow->AppendText( msg ); if( s_RptFile ) fprintf( s_RptFile, "%s", CONV_TO_UTF8( msg ) ); if( s_RptFile ) { msg.Printf( _( "Report file <%s> created\n" ), s_RptFilename.GetData() ); // m_logWindow->AppendText( msg ); fclose( s_RptFile ); s_RptFile = NULL; } } else wxBell(); } /*********************************************************/ void WinEDA_DrcFrame::DelDRCMarkers( wxCommandEvent& event ) /*********************************************************/ { if( !DrcInProgress ) { m_Parent->Erase_Marqueurs(); m_Parent->DrawPanel->ReDraw( m_DC, TRUE ); } else wxBell(); } /******************************************************/ void WinEDA_PcbFrame::Install_Test_DRC_Frame( wxDC* DC ) /******************************************************/ /* install a dialog box to handle the general DRC control */ { AbortDrc = FALSE; DrcFrame = new WinEDA_DrcFrame( NULL, this, DC ); // @todo DrcFrame->ShowModal(); DrcFrame->Destroy(); DrcFrame = NULL; } /************************************************************************/ int WinEDA_PcbFrame::Test_DRC( wxDC* DC, bool TestPad2Pad, bool TestZone ) /************************************************************************/ /* Test DRC : * Run a drc control for each pad and track segment * Put a marker on pad or track end which have a drc problem */ { int ii, jj, old_net; int flag_err_Drc; TRACK* pt_segm; D_PAD* pad; MARKER* Marqueur; wxString Line; #define PRINT_NB_PAD_POS 42 #define PRINT_PAD_ERR_POS 48 #define PRINT_TST_POS 20 #define PRINT_NB_SEGM_POS 26 #define PRINT_TRACK_ERR_POS 32 #define PRINT_NB_ZONESEGM_POS 60 #define PRINT_ZONE_ERR_POS 70 DrcInProgress = TRUE; ErrorsDRC_Count = 0; Compile_Ratsnest( DC, TRUE ); MsgPanel->EraseMsgBox(); m_CurrentScreen->SetRefreshReq(); /* Delete previous markers */ Erase_Marqueurs(); if( TestPad2Pad ) /* First test: Test DRC between pads (no track)*/ { Line.Printf( wxT( "%d" ), m_Pcb->m_NbPads ); Affiche_1_Parametre( this, PRINT_NB_PAD_POS, wxT( "NbPad" ), Line, RED ); Affiche_1_Parametre( this, PRINT_PAD_ERR_POS, wxT( "Pad Err" ), wxT( "0" ), LIGHTRED ); if( DrcFrame ) { // DrcFrame->m_logWindow->AppendText( _( "Tst Pad to Pad\n" ) ); } LISTE_PAD* pad_list_start = CreateSortedPadListByXCoord( m_Pcb ); LISTE_PAD* pad_list_limit = &pad_list_start[m_Pcb->m_NbPads]; int max_size = 0; LISTE_PAD* pad_list; /* Compute the max size of the pads ( used to stop the test) */ for( pad_list = pad_list_start; pad_list < pad_list_limit; pad_list++ ) { pad = *pad_list; if( pad->m_Rayon > max_size ) max_size = pad->m_Rayon; } /* Test the pads */ for( pad_list = pad_list_start; pad_list < pad_list_limit; pad_list++ ) { pad = *pad_list; if( Test_Pad_to_Pads_Drc( this, DC, pad, pad_list, pad_list_limit, max_size, TRUE ) == BAD_DRC ) { Marqueur = current_marqueur; current_marqueur = NULL; if( Marqueur == NULL ) { DisplayError( this, wxT( "Test_Drc(): internal err" ) ); return ErrorsDRC_Count; } Line.Printf( wxT( "%d" ), ErrorsDRC_Count ); Affiche_1_Parametre( this, PRINT_PAD_ERR_POS, wxEmptyString, Line, LIGHTRED ); m_Pcb->Add( Marqueur ); } } free( pad_list_start ); } /* Test track segments */ Line.Printf( wxT( "%d" ), m_Pcb->m_NbSegmTrack ); Affiche_1_Parametre( this, PRINT_NB_SEGM_POS, _( "SegmNb" ), Line, RED ); Affiche_1_Parametre( this, PRINT_TRACK_ERR_POS, _( "Track Err" ), wxT( "0" ), LIGHTRED ); pt_segm = m_Pcb->m_Track; // if( DrcFrame ) DrcFrame->m_logWindow->AppendText( _( "Tst Tracks\n" ) ); for( ii = 0, old_net = -1, jj = 0; pt_segm != NULL; pt_segm = (TRACK*) pt_segm->Pnext, ii++, jj-- ) { if( pt_segm->Pnext == NULL ) break; if( jj == 0 ) { jj = 10; WXYIELD(); if( AbortDrc ) { AbortDrc = FALSE; break; } /* Print stats */ Line.Printf( wxT( "%d" ), ii ); Affiche_1_Parametre( this, PRINT_TST_POS, wxT( "Test" ), Line, CYAN ); } if( old_net != pt_segm->GetNet() ) { wxString msg; jj = 1; EQUIPOT* equipot = m_Pcb->FindNet( pt_segm->GetNet() ); if( equipot ) msg = equipot->m_Netname + wxT( " " ); else msg = wxT( "" ); Affiche_1_Parametre( this, 0, _( "Netname" ), msg, YELLOW ); old_net = pt_segm->GetNet(); } g_HightLigth_NetCode = pt_segm->GetNet(); flag_err_Drc = Drc( this, DC, pt_segm, (TRACK*) pt_segm->Pnext, 1 ); if( flag_err_Drc == BAD_DRC ) { Marqueur = current_marqueur; current_marqueur = NULL; if( Marqueur == NULL ) { DisplayError( this, wxT( "Test_Drc(): internal err" ) ); return ErrorsDRC_Count; } m_Pcb->Add( Marqueur ); GRSetDrawMode( DC, GR_OR ); pt_segm->Draw( DrawPanel, DC, RED ^ LIGHTRED ); Line.Printf( wxT( "%d" ), ErrorsDRC_Count ); Affiche_1_Parametre( this, PRINT_TRACK_ERR_POS, wxEmptyString, Line, LIGHTRED ); } } /* Test zone segments */ if( TestZone ) { m_Pcb->m_NbSegmZone = 0; for( pt_segm = (TRACK*) m_Pcb->m_Zone; pt_segm != NULL; pt_segm = (TRACK*) pt_segm->Pnext ) m_Pcb->m_NbSegmZone++; Line.Printf( wxT( "%d" ), m_Pcb->m_NbSegmZone ); Affiche_1_Parametre( this, PRINT_NB_ZONESEGM_POS, _( "SegmNb" ), Line, RED ); Affiche_1_Parametre( this, PRINT_ZONE_ERR_POS, _( "Zone Err" ), wxT( "0" ), LIGHTRED ); // if( DrcFrame ) DrcFrame->m_logWindow->AppendText( _( "Tst Zones\n" ) ); pt_segm = (TRACK*) m_Pcb->m_Zone; for( ii = 0, old_net = -1, jj = 0; pt_segm != NULL; pt_segm = (TRACK*) pt_segm->Pnext, ii++, jj-- ) { if( pt_segm->Pnext == NULL ) break; if( jj == 0 ) { jj = 100; WXYIELD(); if( AbortDrc ) { AbortDrc = FALSE; break; } /* Print stats */ Line.Printf( wxT( "%d" ), ii ); Affiche_1_Parametre( this, PRINT_TST_POS, wxT( "Test" ), Line, CYAN ); } if( old_net != pt_segm->GetNet() ) { jj = 1; wxString msg; EQUIPOT* equipot = m_Pcb->FindNet( pt_segm->GetNet() ); if( equipot ) msg = equipot->m_Netname + wxT( " " ); else msg = wxT( "" ); Affiche_1_Parametre( this, 0, _( "Netname" ), msg, YELLOW ); old_net = pt_segm->GetNet(); } g_HightLigth_NetCode = pt_segm->GetNet(); /* Test drc with other zone segments, and pads */ flag_err_Drc = Drc( this, DC, pt_segm, (TRACK*) pt_segm->Pnext, 1 ); if( flag_err_Drc == BAD_DRC ) { Marqueur = current_marqueur; current_marqueur = NULL; if( Marqueur == NULL ) { DisplayError( this, wxT( "Test_Drc(): internal err" ) ); return ErrorsDRC_Count; } m_Pcb->Add( Marqueur ); GRSetDrawMode( DC, GR_OR ); pt_segm->Draw( DrawPanel, DC, RED ^ LIGHTRED ); Line.Printf( wxT( "%d" ), ErrorsDRC_Count ); Affiche_1_Parametre( this, PRINT_ZONE_ERR_POS, wxEmptyString, Line, LIGHTRED ); } /* Test drc with track segments */ int tmp = m_Pcb->m_NbPads; m_Pcb->m_NbPads = 0; // Pads already tested: disable pad test flag_err_Drc = Drc( this, DC, pt_segm, m_Pcb->m_Track, 1 ); m_Pcb->m_NbPads = tmp; if( flag_err_Drc == BAD_DRC ) { Marqueur = current_marqueur; current_marqueur = NULL; if( Marqueur == NULL ) { DisplayError( this, wxT( "Test_Drc(): internal err" ) ); return ErrorsDRC_Count; } m_Pcb->Add( Marqueur ); GRSetDrawMode( DC, GR_OR ); pt_segm->Draw( DrawPanel, DC, RED ^ LIGHTRED ); Line.Printf( wxT( "%d" ), ErrorsDRC_Count ); Affiche_1_Parametre( this, PRINT_ZONE_ERR_POS, wxEmptyString, Line, LIGHTRED ); } } } AbortDrc = FALSE; DrcInProgress = FALSE; return ErrorsDRC_Count; } /***********************************************************************/ int Drc( WinEDA_BasePcbFrame* frame, wxDC* DC, TRACK* pt_segment, TRACK* StartBuffer, int show_err ) /***********************************************************************/ /** * Test the current segment: * @param pt_segment = current segment to test * @param StartBuffer = track buffer to test (usually m_Pcb->m_Track) * @param show_err (flag) si 0 pas d'affichage d'erreur sur ecran * @return : BAD_DRC (1) if DRC error or OK_DRC (0) if OK */ { int ii; TRACK* pttrack; int x0, y0, xf, yf; // coord des extremites du segment teste dans le repere modifie int dx, dy; // utilise pour calcul des dim x et dim y des segments int w_dist; int MaskLayer; int net_code_ref; int org_X, org_Y; // Origine sur le PCB des axes du repere centre sur // l'origine du segment de reference wxPoint shape_pos; org_X = pt_segment->m_Start.x; org_Y = pt_segment->m_Start.y; finx = dx = pt_segment->m_End.x - org_X; finy = dy = pt_segment->m_End.y - org_Y; MaskLayer = pt_segment->ReturnMaskLayer(); net_code_ref = pt_segment->GetNet(); segm_angle = 0; /* for a non horizontal or vertical segment Compute the segment angle in 0,1 degrees and its lenght */ if( dx || dy ) { /* Compute the segment angle in 0,1 degrees */ segm_angle = ArcTangente( dy, dx ); /* Compute the segment lenght: we build an equivalent rotated segment, this segment is horizontal, therefore dx = lenght */ RotatePoint( &dx, &dy, segm_angle ); /* dx = lenght, dy = 0 */ } segm_long = dx; /******************************************/ /* Phase 1 : test DRC track to pads :*/ /******************************************/ /* Compute the min distance to pads : */ w_dist = (unsigned) (pt_segment->m_Width >> 1 ); for( ii = 0; ii < frame->m_Pcb->m_NbPads; ii++ ) { D_PAD* pt_pad = frame->m_Pcb->m_Pads[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( (pt_pad->m_Masque_Layer & MaskLayer ) == 0 ) { /* We must test the pad hole. In order to use the function "TestClearanceSegmToPad", * a pseudo pad is used, with a shape and a size like the hole */ if( pt_pad->m_Drill.x == 0 ) continue; D_PAD pseudo_pad( (MODULE*) NULL ); pseudo_pad.m_Size = pt_pad->m_Drill; pseudo_pad.m_Pos = pt_pad->m_Pos; pseudo_pad.m_PadShape = pt_pad->m_DrillShape; pseudo_pad.m_Orient = pt_pad->m_Orient; pseudo_pad.ComputeRayon(); spot_cX = pseudo_pad.m_Pos.x - org_X; spot_cY = pseudo_pad.m_Pos.y - org_Y; if( TestClearanceSegmToPad( &pseudo_pad, w_dist, g_DesignSettings.m_TrackClearence ) != OK_DRC ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pt_pad, 0 ); return BAD_DRC; } 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( pt_pad->GetNet() && // the pad must be connected net_code_ref == pt_pad->GetNet() ) // the pad net is the same as current net -> Ok continue; /* Test DRC pour les pads */ shape_pos = pt_pad->ReturnShapePos(); spot_cX = shape_pos.x - org_X; spot_cY = shape_pos.y - org_Y; if( TestClearanceSegmToPad( pt_pad, w_dist, g_DesignSettings.m_TrackClearence ) == OK_DRC ) continue; /* Drc error found! */ else { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pt_pad, 1 ); return BAD_DRC; } } /**********************************************/ /* 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 */ pttrack = StartBuffer; for( ; pttrack != NULL; pttrack = (TRACK*) pttrack->Pnext ) { //No problem if segments have the meme net code: if( net_code_ref == pttrack->GetNet() ) continue; // No problem if segment are on different layers : if( ( MaskLayer & pttrack->ReturnMaskLayer() ) == 0 ) continue; /* calcul de la Distance mini = Isol+ rayon ou demi largeur seg ref + rayon ou demi largeur seg a comparer */ w_dist = pt_segment->m_Width >> 1; w_dist += pttrack->m_Width >> 1; w_dist += g_DesignSettings.m_TrackClearence; /* If the reference segment is a via, we test it here */ if( pt_segment->Type() == TYPEVIA ) { int orgx, orgy; // origine du repere d'axe X = segment a comparer int angle = 0; // angle du segment a tester; orgx = pttrack->m_Start.x; orgy = pttrack->m_Start.y; dx = pttrack->m_End.x - orgx; dy = pttrack->m_End.y - orgy; x0 = pt_segment->m_Start.x - orgx; y0 = pt_segment->m_Start.y - orgy; if( pttrack->Type() == TYPEVIA ) /* Tst distance entre 2 vias */ { if( (int) hypot( (float) x0, (float) y0 ) < w_dist ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 21 ); return BAD_DRC; } } else /* Tst drc via / segment */ { /* Compute l'angle */ angle = ArcTangente( dy, dx ); /* Compute new coordinates ( the segment become horizontal) */ RotatePoint( &dx, &dy, angle ); RotatePoint( &x0, &y0, angle ); if( TestMarginToCircle( x0, y0, w_dist, dx ) == BAD_DRC ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 20 ); return BAD_DRC; } } continue; } /* We compute x0,y0, xf,yf = 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 */ x0 = pttrack->m_Start.x - org_X; y0 = pttrack->m_Start.y - org_Y; xf = pttrack->m_End.x - org_X; yf = pttrack->m_End.y - org_Y; RotatePoint( &x0, &y0, segm_angle ); RotatePoint( &xf, &yf, segm_angle ); if( pttrack->Type() == TYPEVIA ) { if( TestMarginToCircle( x0, y0, w_dist, segm_long ) == OK_DRC ) continue; ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 21 ); return BAD_DRC; } /* 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( y0 == yf ) // parallel segments { if( abs( y0 ) >= w_dist ) continue; if( x0 > xf ) EXCHG( x0, xf ); /* pour que x0 <= xf */ if( x0 > (-w_dist) && x0 < (segm_long + w_dist) ) /* possible error drc */ { /* Fine test : we consider the rounded shape of the ends */ if( x0 >= 0 && x0 <= segm_long ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 2 ); return BAD_DRC; } if( TestMarginToCircle( x0, y0, w_dist, segm_long ) == BAD_DRC ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 2 ); return BAD_DRC; } } if( xf > (-w_dist) && xf < (segm_long + w_dist) ) { /* Fine test : we consider the rounded shape of the ends */ if( xf >= 0 && xf <= segm_long ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 3 ); return BAD_DRC; } if( TestMarginToCircle( xf, yf, w_dist, segm_long ) == BAD_DRC ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 3 ); return BAD_DRC; } } if( x0 <=0 && xf >= 0 ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 4 ); return BAD_DRC; } } else if( x0 == xf ) // perpendicular segments { if( ( x0 <= (-w_dist) ) || ( x0 >= (segm_long + w_dist) ) ) continue; /* Test is segments are crossing */ if( y0 > yf ) EXCHG( y0, yf ); if( (y0 < 0) && (yf > 0) ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 6 ); return BAD_DRC; } /* At this point the drc error is due to an end near a reference segm end */ if( TestMarginToCircle( x0, y0, w_dist, segm_long ) == BAD_DRC ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 7 ); return BAD_DRC; } if( TestMarginToCircle( xf, yf, w_dist, segm_long ) == BAD_DRC ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 8 ); return BAD_DRC; } } else // segments quelconques entre eux */ { int bflag = OK_DRC; /* calcul de la "surface de securite du segment de reference */ /* First rought 'and fast) test : the track segment is like a rectangle */ xcliplo = ycliplo = -w_dist; xcliphi = segm_long + w_dist; ycliphi = w_dist; bflag = Tst_Ligne( x0, y0, xf, yf ); if( bflag == BAD_DRC ) /* A fine test is needed because a serment is not exactly a rectangle it has rounded ends */ { /* 2eme passe : the track has rounded ends. * we must a fine test for each rounded end and the rectangular zone */ xcliplo = 0; xcliphi = segm_long; bflag = Tst_Ligne( x0, y0, xf, yf ); if( bflag == BAD_DRC ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 9 ); return BAD_DRC; } else // The drc error is due to the starting or the ending point of the reference segment { // Test the starting and the ending point int angle, rx0, ry0, rxf, ryf; x0 = pttrack->m_Start.x; y0 = pttrack->m_Start.y; xf = pttrack->m_End.x; yf = pttrack->m_End.y; dx = xf - x0; dy = yf - y0; /* Compute the segment orientation (angle) en 0,1 degre */ angle = ArcTangente( dy, dx ); /* Compute the segment lenght: dx = longueur */ RotatePoint( &dx, &dy, angle ); /* Comute the reference segment coordinates relatives to a * X axis = current tested segment */ rx0 = pt_segment->m_Start.x - x0; ry0 = pt_segment->m_Start.y - y0; rxf = pt_segment->m_End.x - x0; ryf = pt_segment->m_End.y - y0; RotatePoint( &rx0, &ry0, angle ); RotatePoint( &rxf, &ryf, angle ); if( TestMarginToCircle( rx0, ry0, w_dist, dx ) == BAD_DRC ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 10 ); return BAD_DRC; } if( TestMarginToCircle( rxf, ryf, w_dist, dx ) == BAD_DRC ) { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pt_segment, pttrack, 11 ); return BAD_DRC; } } } } } return OK_DRC; } /*****************************************************************************/ static bool Test_Pad_to_Pads_Drc( WinEDA_BasePcbFrame* frame, wxDC* DC, D_PAD* pad_ref, LISTE_PAD* start_buffer, LISTE_PAD* end_buffer, int max_size, bool show_err ) /*****************************************************************************/ /** Test the drc between pad_ref and other pads. * the pad list must be sorted by x coordinate * @param frame = current active frame * @param DC = current DC * @param pad_ref = pad to test * @param end_buffer = upper limit of the pad list. * @param max_size = size of the biggest pad (used to stop the test when the X distance is > max_size) * @param show_err if true, display a marker and amessage. */ { int MaskLayer; D_PAD* pad; LISTE_PAD* pad_list = start_buffer; MaskLayer = pad_ref->m_Masque_Layer & ALL_CU_LAYERS; int x_limite = max_size + g_DesignSettings.m_TrackClearence + pad_ref->m_Rayon + pad_ref->m_Pos.x; for( ; pad_list < end_buffer; pad_list++ ) { pad = *pad_list; if( pad == pad_ref ) continue; /* We can stop the test when pad->m_Pos.x > x_limite * because the list is sorted by X values */ if( pad->m_Pos.x > x_limite ) break; /* No probleme if pads are on different copper layers */ if( (pad->m_Masque_Layer & MaskLayer ) == 0 ) continue; /* The pad must be in a net (i.e pt_pad->GetNet() != 0 ), * But no problem if pads have the same netcode (same net)*/ if( pad->GetNet() && (pad_ref->GetNet() == pad->GetNet()) ) continue; /* No problem if pads are from the same footprint * and have the same pad number ( equivalent pads ) */ if( (pad->m_Parent == pad_ref->m_Parent) && (pad->m_NumPadName == pad_ref->m_NumPadName) ) continue; if( Pad_to_Pad_Isol( pad_ref, pad, g_DesignSettings.m_TrackClearence ) == OK_DRC ) continue; else /* here we have a drc error! */ { ErrorsDRC_Count++; if( show_err ) Affiche_Erreur_DRC( frame->DrawPanel, DC, frame->m_Pcb, pad_ref, pad ); return BAD_DRC; } } return OK_DRC; } /**************************************************************************************/ static int Pad_to_Pad_Isol( D_PAD* pad_ref, D_PAD* pad, const int dist_min ) /***************************************************************************************/ /* Return OK_DRC si clearance between pad_ref and pad is >= dist_min * or BAD_DRC if not */ { wxPoint rel_pos; int dist, diag; wxPoint shape_pos; int pad_angle; rel_pos = pad->ReturnShapePos(); shape_pos = pad_ref->ReturnShapePos(); // rel_pos is pad position relative to the pad_ref position rel_pos.x -= shape_pos.x; rel_pos.y -= shape_pos.y; dist = (int) hypot( (double) rel_pos.x, (double) rel_pos.y ); diag = OK_DRC; /* tst rapide: si les cercles exinscrits sont distants de dist_min au moins, * il n'y a pas de risque: */ if( (dist - pad_ref->m_Rayon - pad->m_Rayon) >= dist_min ) return OK_DRC; /* Ici les pads sont proches et les cercles exinxcrits sont trop proches * Selon les formes relatives il peut y avoir ou non erreur */ bool swap_pads = false; if( (pad_ref->m_PadShape != CIRCLE) && (pad->m_PadShape == CIRCLE) ) swap_pads = true; else if( (pad_ref->m_PadShape != OVALE) && (pad->m_PadShape == OVALE) ) swap_pads = true; if( swap_pads ) { EXCHG( pad_ref, pad ); rel_pos.x = -rel_pos.x; rel_pos.y = -rel_pos.y; } switch( pad_ref->m_PadShape ) { case CIRCLE: // pad_ref is like a track segment with a null lenght segm_long = 0; segm_angle = 0; finx = finy = 0; spot_cX = rel_pos.x; spot_cY = rel_pos.y; diag = TestClearanceSegmToPad( pad, pad_ref->m_Rayon, dist_min ); break; case RECT: RotatePoint( &rel_pos.x, &rel_pos.y, pad_ref->m_Orient ); pad_angle = pad_ref->m_Orient + pad->m_Orient; // pad_angle = pad orient relative to the pad_ref orient NORMALIZE_ANGLE_POS( pad_angle ); if( pad->m_PadShape == RECT ) { wxSize size = pad->m_Size; if( (pad_angle == 0) || (pad_angle == 900) || (pad_angle == 1800) || (pad_angle == 2700) ) { if( (pad_angle == 900) || (pad_angle == 2700) ) { EXCHG( size.x, size.y ); } // Test DRC: diag = BAD_DRC; rel_pos.x = ABS( rel_pos.x ); rel_pos.y = ABS( rel_pos.y ); if( ( rel_pos.x - ( (size.x + pad_ref->m_Size.x) / 2 ) ) >= dist_min ) diag = OK_DRC; if( ( rel_pos.y - ( (size.y + pad_ref->m_Size.y) / 2 ) ) >= dist_min ) diag = OK_DRC; } else // Any other orient { /* TODO : any orient ... */ } } break; case OVALE: /* an oval pad is like a track segment */ { /* Create and test a track segment with same dimensions */ int segm_width; segm_angle = pad_ref->m_Orient; // Segment orient. if( pad_ref->m_Size.y < pad_ref->m_Size.x ) /* We suppose the pad is an horizontal oval */ { segm_width = pad_ref->m_Size.y; segm_long = pad_ref->m_Size.x - pad_ref->m_Size.y; } else // it was a vertical oval, change to a rotated horizontal one { segm_width = pad_ref->m_Size.x; segm_long = pad_ref->m_Size.y - pad_ref->m_Size.x; segm_angle += 900; } /* the start point must be 0,0 and currently rel_pos is relative the center of pad coordinate */ int sx = -segm_long / 2, sy = 0; // Start point coordinate of the horizontal equivalent segment RotatePoint( &sx, &sy, segm_angle ); // True start point coordinate of the equivalent segment spot_cX = rel_pos.x + sx; spot_cY = rel_pos.y + sy; // pad position / segment origin finx = -sx; finy = -sy; // end of segment coordinate diag = TestClearanceSegmToPad( pad, segm_width / 2, dist_min ); break; } default: /* TODO...*/ break; } return diag; } /***************************************************************************/ static int TestClearanceSegmToPad( const D_PAD* pad_to_test, int w_segm, int dist_min ) /****************************************************************************/ /* * Routine adaptee de la "distance()" (LOCATE.CPP) * teste la distance du pad au segment de droite en cours * * retourne: * 0 si distance >= dist_min * 1 si distance < dist_min * Parametres d'appel: * pad_to_test = pointeur sur le pad a tester * w_segm = demi largeur du segment a tester * dist_min = marge a respecter * * en variables globales * segm_long = longueur du segment en test * segm_angle = angle d'inclinaison du segment; * finx, finy = coord fin du segment / origine * spot_cX, spot_cY = position du pad / origine du segment */ { int p_dimx, p_dimy; /* demi - dimensions X et Y du pad a controler */ int bflag; int orient; int x0, y0, xf, yf; int seuil; int deltay; seuil = w_segm + dist_min; p_dimx = pad_to_test->m_Size.x >> 1; p_dimy = pad_to_test->m_Size.y >> 1; if( pad_to_test->m_PadShape == CIRCLE ) { /* calcul des coord centre du pad dans le repere axe X confondu * avec le segment en tst */ RotatePoint( &spot_cX, &spot_cY, segm_angle ); return TestMarginToCircle( spot_cX, spot_cY, seuil + p_dimx, segm_long ); } else { /* calcul de la "surface de securite" du pad de reference */ xcliplo = spot_cX - seuil - p_dimx; ycliplo = spot_cY - seuil - p_dimy; xcliphi = spot_cX + seuil + p_dimx; ycliphi = spot_cY + seuil + p_dimy; x0 = y0 = 0; xf = finx; yf = finy; orient = pad_to_test->m_Orient; RotatePoint( &x0, &y0, spot_cX, spot_cY, -orient ); RotatePoint( &xf, &yf, spot_cX, spot_cY, -orient ); bflag = Tst_Ligne( x0, y0, xf, yf ); if( bflag == OK_DRC ) return OK_DRC; /* Erreur DRC : analyse fine de la forme de la pastille */ switch( pad_to_test->m_PadShape ) { default: return BAD_DRC; case OVALE: /* test de la pastille ovale ramenee au type ovale vertical */ if( p_dimx > p_dimy ) { EXCHG( p_dimx, p_dimy ); orient += 900; if( orient >= 3600 ) orient -= 3600; } deltay = p_dimy - p_dimx; /* ici: p_dimx = rayon, * delta = dist centre cercles a centre pad */ /* Test du rectangle separant les 2 demi cercles */ xcliplo = spot_cX - seuil - p_dimx; ycliplo = spot_cY - w_segm - deltay; xcliphi = spot_cX + seuil + p_dimx; ycliphi = spot_cY + w_segm + deltay; bflag = Tst_Ligne( x0, y0, xf, yf ); if( bflag == BAD_DRC ) return BAD_DRC; /* test des 2 cercles */ x0 = spot_cX; /* x0,y0 = centre du cercle superieur du pad ovale */ y0 = spot_cY + deltay; RotatePoint( &x0, &y0, spot_cX, spot_cY, orient ); RotatePoint( &x0, &y0, segm_angle ); bflag = TestMarginToCircle( x0, y0, p_dimx + seuil, segm_long ); if( bflag == BAD_DRC ) return BAD_DRC; x0 = spot_cX; /* x0,y0 = centre du cercle inferieur du pad ovale */ y0 = spot_cY - deltay; RotatePoint( &x0, &y0, spot_cX, spot_cY, orient ); RotatePoint( &x0, &y0, segm_angle ); bflag = TestMarginToCircle( x0, y0, p_dimx + seuil, segm_long ); if( bflag == BAD_DRC ) return BAD_DRC; break; case RECT: /* 2 rectangle + 4 1/4 cercles a tester */ /* Test du rectangle dimx + seuil, dimy */ xcliplo = spot_cX - p_dimx - seuil; ycliplo = spot_cY - p_dimy; xcliphi = spot_cX + p_dimx + seuil; ycliphi = spot_cY + p_dimy; bflag = Tst_Ligne( x0, y0, xf, yf ); if( bflag == BAD_DRC ) { return BAD_DRC; } /* Test du rectangle dimx , dimy + seuil */ xcliplo = spot_cX - p_dimx; ycliplo = spot_cY - p_dimy - seuil; xcliphi = spot_cX + p_dimx; ycliphi = spot_cY + p_dimy + seuil; bflag = Tst_Ligne( x0, y0, xf, yf ); if( bflag == BAD_DRC ) { return BAD_DRC; } /* test des 4 cercles ( surface d'solation autour des sommets */ /* test du coin sup. gauche du pad */ x0 = spot_cX - p_dimx; y0 = spot_cY - p_dimy; RotatePoint( &x0, &y0, spot_cX, spot_cY, orient ); RotatePoint( &x0, &y0, segm_angle ); bflag = TestMarginToCircle( x0, y0, seuil, segm_long ); if( bflag == BAD_DRC ) { return BAD_DRC; } /* test du coin sup. droit du pad */ x0 = spot_cX + p_dimx; y0 = spot_cY - p_dimy; RotatePoint( &x0, &y0, spot_cX, spot_cY, orient ); RotatePoint( &x0, &y0, segm_angle ); bflag = TestMarginToCircle( x0, y0, seuil, segm_long ); if( bflag == BAD_DRC ) { return BAD_DRC; } /* test du coin inf. gauche du pad */ x0 = spot_cX - p_dimx; y0 = spot_cY + p_dimy; RotatePoint( &x0, &y0, spot_cX, spot_cY, orient ); RotatePoint( &x0, &y0, segm_angle ); bflag = TestMarginToCircle( x0, y0, seuil, segm_long ); if( bflag == BAD_DRC ) { return BAD_DRC; } /* test du coin inf. droit du pad */ x0 = spot_cX + p_dimx; y0 = spot_cY + p_dimy; RotatePoint( &x0, &y0, spot_cX, spot_cY, orient ); RotatePoint( &x0, &y0, segm_angle ); bflag = TestMarginToCircle( x0, y0, seuil, segm_long ); if( bflag == BAD_DRC ) { return BAD_DRC; } break; } } return OK_DRC; } /*******************************************************************/ static int TestMarginToCircle( int cx, int cy, int rayon, int longueur ) /*******************************************************************/ /* * Routine analogue a TestClearanceSegmToPad. * Calcul de la distance d'un cercle (via ronde, extremite de piste) * au segment de droite en cours de controle (segment de reference dans * son repere ) * parametres: * cx, cy: centre du cercle (surface ronde) a tester, dans le repere * segment de reference * rayon = rayon du cercle * longueur = longueur du segment dans son repere (i.e. coord de fin) * retourne: * OK_DRC si distance >= rayon * BAD_DRC si distance < rayon */ { if( abs( cy ) > rayon ) return OK_DRC; if( (cx >= -rayon ) && ( cx <= (longueur + rayon) ) ) { if( (cx >= 0) && (cx <= longueur) ) return BAD_DRC; if( cx > longueur ) cx -= longueur; if( hypot( (double) cx, (double) cy ) < rayon ) return BAD_DRC; } return OK_DRC; } /******************************************************************************/ static void Affiche_Erreur_DRC( WinEDA_DrawPanel* panel, wxDC* DC, BOARD* Pcb, TRACK* pt_ref, BOARD_ITEM* pt_item, int errnumber ) /******************************************************************************/ /* affiche les erreurs de DRC : * Message d'erreur + * Marqueur * number = numero d'identification */ { wxPoint erc_pos; TRACK* pt_segm; wxString msg; wxString tracktype, netname1, netname2; EQUIPOT* equipot = Pcb->FindNet( pt_ref->GetNet() ); if( equipot ) netname1 = equipot->m_Netname; else netname1 = wxT( "" ); netname2 = wxT( "" ); if( pt_ref->Type() == TYPEVIA ) tracktype = wxT( "Via" ); else if( pt_ref->Type() == TYPEZONE ) tracktype = wxT( "Zone" ); else tracktype = wxT( "Track" ); if( pt_item->Type() == TYPEPAD ) { D_PAD* pad = (D_PAD*) pt_item; equipot = Pcb->FindNet( pad->GetNet() ); if( equipot ) netname2 = equipot->m_Netname; erc_pos = pad->m_Pos; wxString pad_name = pad->ReturnStringPadName(); wxString module_name = ( (MODULE*) (pad->m_Parent) )->m_Reference->m_Text; msg.Printf( _( "%d Drc Err %d %s (net %s) and PAD %s (%s) net %s @ %d,%d\n" ), ErrorsDRC_Count, errnumber, tracktype.GetData(), netname1.GetData(), pad_name.GetData(), module_name.GetData(), netname2.GetData(), erc_pos.x, erc_pos.y ); } else /* erreur sur segment de piste */ { pt_segm = (TRACK*) pt_item; equipot = Pcb->FindNet( pt_segm->GetNet() ); if( equipot ) netname2 = equipot->m_Netname; erc_pos = pt_segm->m_Start; if( pt_segm->Type() == TYPEVIA ) { msg.Printf( _( "%d Err type %d: %s (net %s) and VIA (net %s) @ %d,%d\n" ), ErrorsDRC_Count, errnumber, tracktype.GetData(), netname1.GetData(), netname2.GetData(), erc_pos.x, erc_pos.y ); } else { wxPoint erc_pos_f = pt_segm->m_End; if( hypot( (double) (erc_pos_f.x - pt_ref->m_End.x), (double) (erc_pos_f.y - pt_ref->m_End.y) ) < hypot( (double) (erc_pos.x - pt_ref->m_End.x), (double) (erc_pos.y - pt_ref->m_End.y) ) ) { EXCHG( erc_pos_f.x, erc_pos.x ); EXCHG( erc_pos_f.y, erc_pos.y ); } msg.Printf( _( "%d Err type %d: %s (net %s) and track (net %s) @ %d,%d\n" ), ErrorsDRC_Count, errnumber, tracktype.GetData(), netname1.GetData(), netname2.GetData(), erc_pos.x, erc_pos.y ); } } if( DrcFrame ) { // DrcFrame->m_logWindow->AppendText( msg ); } else panel->m_Parent->Affiche_Message( msg ); if( s_RptFile ) fprintf( s_RptFile, "%s", CONV_TO_UTF8( msg ) ); if( current_marqueur == NULL ) current_marqueur = new MARKER( Pcb ); current_marqueur->m_Pos = wxPoint( erc_pos.x, erc_pos.y ); current_marqueur->m_Color = WHITE; current_marqueur->SetMessage( msg ); current_marqueur->Draw( panel, DC, GR_OR ); } /******************************************************************************/ static void Affiche_Erreur_DRC( WinEDA_DrawPanel* panel, wxDC* DC, BOARD* Pcb, D_PAD* pad1, D_PAD* pad2 ) /******************************************************************************/ /* affiche les erreurs de DRC : * Message d'erreur + * Marqueur * number = numero d'identification */ { wxString msg; wxString pad_name1 = pad1->ReturnStringPadName(); wxString module_name1 = ( (MODULE*) (pad1->m_Parent) )->m_Reference->m_Text; wxString pad_name2 = pad2->ReturnStringPadName(); wxString module_name2 = ( (MODULE*) (pad2->m_Parent) )->m_Reference->m_Text; wxString netname1, netname2; EQUIPOT* equipot = Pcb->FindNet( pad1->GetNet() ); if( equipot ) netname1 = equipot->m_Netname; else netname1 = wxT( "" ); equipot = Pcb->FindNet( pad2->GetNet() ); if( equipot ) netname2 = equipot->m_Netname; else netname2 = wxT( "" ); msg.Printf( _( "%d Drc Err: PAD %s (%s) net %s @ %d,%d and PAD %s (%s) net %s @ %d,%d\n" ), ErrorsDRC_Count, pad_name1.GetData(), module_name1.GetData(), netname1.GetData(), pad1->m_Pos.x, pad1->m_Pos.y, pad_name2.GetData(), module_name2.GetData(), netname2.GetData(), pad2->m_Pos.x, pad2->m_Pos.y ); if( DrcFrame ) { // DrcFrame->m_logWindow->AppendText( msg ); } else panel->m_Parent->Affiche_Message( msg ); if( s_RptFile ) fprintf( s_RptFile, "%s", CONV_TO_UTF8( msg ) ); if( current_marqueur == NULL ) current_marqueur = new MARKER( Pcb ); current_marqueur->m_Pos = pad1->m_Pos; current_marqueur->m_Color = WHITE; current_marqueur->SetMessage( msg ); current_marqueur->Draw( panel, DC, GR_OR ); } /**********************************************/ /* int Tst_Ligne(int x1,int y1,int x2,int y2) */ /**********************************************/ /* Routine utilisee pour tester si une piste est en contact avec une autre piste. * * Cette routine controle si la ligne (x1,y1 x2,y2) a une partie s'inscrivant * dans le cadre (xcliplo,ycliplo xcliphi,ycliphi) (variables globales, * locales a ce fichier) * * Retourne OK_DRC si aucune partie commune * Retourne BAD_DRC si partie commune */ static inline int USCALE( unsigned arg, unsigned num, unsigned den ) { int ii; ii = (int) ( ( (float) arg * num ) / den ); return ii; } #define WHEN_OUTSIDE return (OK_DRC) #define WHEN_INSIDE static int Tst_Ligne( int x1, int y1, int x2, int y2 ) { int temp; if( x1 > x2 ) { EXCHG( x1, x2 ); EXCHG( y1, y2 ); } if( (x2 < xcliplo) || (x1 > xcliphi) ) { WHEN_OUTSIDE; } if( y1 < y2 ) { if( (y2 < ycliplo) || (y1 > ycliphi) ) { WHEN_OUTSIDE; } if( y1 < ycliplo ) { temp = USCALE( (x2 - x1), (ycliplo - y1), (y2 - y1) ); if( (x1 += temp) > xcliphi ) { WHEN_OUTSIDE; } y1 = ycliplo; WHEN_INSIDE; } if( y2 > ycliphi ) { temp = USCALE( (x2 - x1), (y2 - ycliphi), (y2 - y1) ); if( (x2 -= temp) < xcliplo ) { WHEN_OUTSIDE; } y2 = ycliphi; WHEN_INSIDE; } if( x1 < xcliplo ) { temp = USCALE( (y2 - y1), (xcliplo - x1), (x2 - x1) ); y1 += temp; x1 = xcliplo; WHEN_INSIDE; } if( x2 > xcliphi ) { temp = USCALE( (y2 - y1), (x2 - xcliphi), (x2 - x1) ); y2 -= temp; x2 = xcliphi; WHEN_INSIDE; } } else { if( (y1 < ycliplo) || (y2 > ycliphi) ) { WHEN_OUTSIDE; } if( y1 > ycliphi ) { temp = USCALE( (x2 - x1), (y1 - ycliphi), (y1 - y2) ); if( (x1 += temp) > xcliphi ) { WHEN_OUTSIDE; } y1 = ycliphi; WHEN_INSIDE; } if( y2 < ycliplo ) { temp = USCALE( (x2 - x1), (ycliplo - y2), (y1 - y2) ); if( (x2 -= temp) < xcliplo ) { WHEN_OUTSIDE; } y2 = ycliplo; WHEN_INSIDE; } if( x1 < xcliplo ) { temp = USCALE( (y1 - y2), (xcliplo - x1), (x2 - x1) ); y1 -= temp; x1 = xcliplo; WHEN_INSIDE; } if( x2 > xcliphi ) { temp = USCALE( (y1 - y2), (x2 - xcliphi), (x2 - x1) ); y2 += temp; x2 = xcliphi; WHEN_INSIDE; } } if( ( (x2 + x1)/2 <= xcliphi ) && ( (x2 + x1)/2 >= xcliplo ) \ && ( (y2 + y1)/2 <= ycliphi ) && ( (y2 + y1)/2 >= ycliplo ) ) { return BAD_DRC; } else return OK_DRC; }