kicad/pcbnew/board.cpp

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/* Fichier BOARD.CPP : functions for autorouting */
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "confirm.h"
#include "pcbnew.h"
#include "autorout.h"
#include "zones.h"
#include "cell.h"
#include "protos.h"
/* routines externes : */
/* Routines definies ici: */
int Build_Work( BOARD* Pcb );
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void PlaceCells( BOARD* Pcb, int net_code, int flag );
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int InitBoard();
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BoardCell GetCell( int, int, int );
void SetCell( int row, int col, int side, BoardCell x );
void OrCell( int, int, int, BoardCell );
void AndCell( int, int, int, BoardCell );
void AddCell( int, int, int, BoardCell );
void XorCell( int, int, int, BoardCell );
void AddCell( int, int, int, BoardCell );
DistCell GetDist( int, int, int );
void SetDist( int, int, int, DistCell );
int GetDir( int, int, int );
void SetDir( int, int, int, int );
/*****************************************************************/
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bool ComputeMatriceSize( WinEDA_BasePcbFrame* frame, int g_GridRoutingSize )
/*****************************************************************/
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/*
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* Calcule Nrows et Ncols, dimensions de la matrice de representation du BOARD
* pour les routages automatiques et calculs de zone
*/
{
BOARD* pcb = frame->GetBoard();
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pcb->ComputeBoundaryBox();
/* The boundary box must have its start point on routing grid: */
pcb->m_BoundaryBox.m_Pos.x -= pcb->m_BoundaryBox.m_Pos.x % g_GridRoutingSize;
pcb->m_BoundaryBox.m_Pos.y -= pcb->m_BoundaryBox.m_Pos.y % g_GridRoutingSize;
/* The boundary box must have its end point on routing grid: */
wxPoint end = pcb->m_BoundaryBox.GetEnd();
end.x -= end.x % g_GridRoutingSize; end.x += g_GridRoutingSize;
end.y -= end.y % g_GridRoutingSize; end.y += g_GridRoutingSize;
pcb->m_BoundaryBox.SetEnd( end );
Nrows = pcb->m_BoundaryBox.m_Size.y / g_GridRoutingSize;
Ncols = pcb->m_BoundaryBox.m_Size.x / g_GridRoutingSize;
/* get a small margin for memory allocation: */
Ncols += 2; Nrows += 2;
return TRUE;
}
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/*******************/
/* class BOARDHEAD */
/*******************/
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BOARDHEAD::BOARDHEAD()
{
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m_BoardSide[0] = m_BoardSide[1] = NULL;
m_DistSide[0] = m_DistSide[1] = NULL;
m_DirSide[0] = m_DirSide[1] = NULL;
m_InitBoardDone = FALSE;
m_Layers = 2;
m_Nrows = m_Ncols = 0;
m_MemSize = 0;
}
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BOARDHEAD::~BOARDHEAD()
{
}
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/******************************/
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int BOARDHEAD::InitBoard()
/*****************************/
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/* initialize the data structures
* retourne la taille RAM utilisee, ou -1 si defaut
*/
{
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int ii, kk;
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if( Nrows <= 0 || Ncols <= 0 )
return 0;
m_Nrows = Nrows;
m_Ncols = Ncols;
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m_InitBoardDone = TRUE; /* we have been called */
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ii = (Nrows + 1) * (Ncols + 1);
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for( kk = 0; kk < m_Layers; kk++ )
{
m_BoardSide[kk] = NULL;
m_DistSide[kk] = NULL;
m_DirSide[kk] = NULL;
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/* allocate Board & initialize everything to empty */
m_BoardSide[kk] = (BoardCell*) MyZMalloc( ii * sizeof(BoardCell) );
if( m_BoardSide[kk] == NULL )
return -1;
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/***** allocate Distances *****/
m_DistSide[kk] = (DistCell*) MyZMalloc( ii * sizeof(DistCell) );
if( m_DistSide[kk] == NULL )
return -1;
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/***** allocate Dir (chars) *****/
m_DirSide[kk] = (char*) MyZMalloc( ii );
if( m_DirSide[kk] == NULL )
return -1;
}
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m_MemSize = m_Layers * ii * ( sizeof(BoardCell) + sizeof(DistCell) + sizeof(char) );
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return m_MemSize;
}
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/*********************************/
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void BOARDHEAD::UnInitBoard()
/*********************************/
/* deallocation de la memoire */
{
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int ii;
m_InitBoardDone = FALSE;
for( ii = 0; ii < 2; ii++ )
{
/***** de-allocate Dir (chars) *****/
if( m_DirSide[ii] )
{
MyFree( m_DirSide[ii] ); m_DirSide[ii] = NULL;
}
/***** de-allocate Distances *****/
if( m_DistSide[ii] )
{
MyFree( m_DistSide[ii] ); m_DistSide[ii] = NULL;
}
/**** de-allocate Board *****/
if( m_BoardSide[ii] )
{
MyFree( m_BoardSide[ii] ); m_BoardSide[ii] = NULL;
}
}
m_Nrows = m_Ncols = 0;
}
/*****************************************************/
void PlaceCells( BOARD* aPcb, int net_code, int flag )
/*****************************************************/
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/* Initialise les cellules du board a la valeur HOLE et VIA_IMPOSSIBLE
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* selon les marges d'isolement
* les elements de net_code = net_code ne seront pas places comme occupe
* mais en VIA_IMPOSSIBLE uniquement
* Pour Routage 1 seule face:
* le plan BOTTOM est utilise
* et Route_Layer_BOTTOM = Route_Layer_TOP
*
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* Selon les bits = 1 du parametre flag:
* si FORCE_PADS : tous les pads seront places meme ceux de meme net_code
*/
{
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int ux0 = 0, uy0 = 0, ux1, uy1, dx, dy;
int marge, via_marge;
int masque_layer;
marge = g_DesignSettings.m_TrackClearence + (g_DesignSettings.m_CurrentTrackWidth / 2);
via_marge = g_DesignSettings.m_TrackClearence + (g_DesignSettings.m_CurrentViaSize / 2);
/////////////////////////////////////
// Placement des PADS sur le board //
/////////////////////////////////////
for( unsigned i=0; i < aPcb->GetPadsCount(); ++i )
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{
D_PAD* pad = aPcb->m_NetInfo->GetPad(i);
if( net_code != pad->GetNet() || (flag & FORCE_PADS) )
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{
Place_1_Pad_Board( aPcb, pad, HOLE, marge, WRITE_CELL );
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}
Place_1_Pad_Board( aPcb, pad, VIA_IMPOSSIBLE, via_marge, WRITE_OR_CELL );
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}
///////////////////////////////////////////////
// Placement des elements de modules sur PCB //
///////////////////////////////////////////////
for( MODULE* module = aPcb->m_Modules; module; module = module->Next() )
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{
for( BOARD_ITEM* item = module->m_Drawings; item; item = item->Next() )
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{
switch( item->Type() )
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{
case TYPE_EDGE_MODULE:
{
EDGE_MODULE* edge = (EDGE_MODULE*) item;
TRACK* TmpSegm = new TRACK( NULL );
TmpSegm->SetLayer( edge->GetLayer() );
if( TmpSegm->GetLayer() == EDGE_N )
TmpSegm->SetLayer( -1 );
TmpSegm->m_Start = edge->m_Start;
TmpSegm->m_End = edge->m_End;
TmpSegm->m_Shape = edge->m_Shape;
TmpSegm->m_Width = edge->m_Width;
TmpSegm->m_Param = edge->m_Angle;
TmpSegm->SetNet( -1 );
TraceSegmentPcb( aPcb, TmpSegm, HOLE, marge, WRITE_CELL );
TraceSegmentPcb( aPcb, TmpSegm, VIA_IMPOSSIBLE, via_marge,
WRITE_OR_CELL );
delete TmpSegm;
}
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break;
default:
break;
}
}
}
////////////////////////////////////////////
// Placement des contours et segments PCB //
////////////////////////////////////////////
for( BOARD_ITEM* item = aPcb->m_Drawings; item; item = item->Next() )
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{
switch( item->Type() )
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{
case TYPE_DRAWSEGMENT:
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{
DRAWSEGMENT* DrawSegm;
int type_cell = HOLE;
TRACK* TmpSegm = new TRACK( NULL );
DrawSegm = (DRAWSEGMENT*) item;
TmpSegm->SetLayer( DrawSegm->GetLayer() );
if( DrawSegm->GetLayer() == EDGE_N )
{
TmpSegm->SetLayer( -1 );
type_cell |= CELL_is_EDGE;
}
TmpSegm->m_Start = DrawSegm->m_Start;
TmpSegm->m_End = DrawSegm->m_End;
TmpSegm->m_Shape = DrawSegm->m_Shape;
TmpSegm->m_Width = DrawSegm->m_Width;
TmpSegm->m_Param = DrawSegm->m_Angle;
TmpSegm->SetNet( -1 );
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TraceSegmentPcb( aPcb, TmpSegm, type_cell, marge, WRITE_CELL );
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// TraceSegmentPcb(Pcb, TmpSegm, VIA_IMPOSSIBLE, via_marge,WRITE_OR_CELL );
delete TmpSegm;
}
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break;
case TYPE_TEXTE:
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{
TEXTE_PCB* PtText;
PtText = (TEXTE_PCB*) item;
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if( PtText->GetLength() == 0 )
break;
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EDA_Rect textbox = PtText->GetTextBox(-1);
ux0 = textbox.GetX(); uy0 = textbox.GetY();
dx = textbox.GetWidth();
dy = textbox.GetHeight();
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/* Put bounding box (rectangle) on matrix */
dx /= 2;
dy /= 2; /* dx et dy = demi dimensionx X et Y */
ux1 = ux0 + dx;
uy1 = uy0 + dy;
ux0 -= dx;
uy0 -= dy;
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masque_layer = g_TabOneLayerMask[PtText->GetLayer()];
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TraceFilledRectangle( aPcb, ux0 - marge, uy0 - marge, ux1 + marge, uy1 + marge,
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(int) (PtText->m_Orient),
masque_layer, HOLE, WRITE_CELL );
TraceFilledRectangle( aPcb, ux0 - via_marge, uy0 - via_marge,
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ux1 + via_marge, uy1 + via_marge,
(int) (PtText->m_Orient),
masque_layer, VIA_IMPOSSIBLE, WRITE_OR_CELL );
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}
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break;
default:
break;
}
}
/* Put tracks and vias on matrix */
for( TRACK* track = aPcb->m_Track; track; track = track->Next() )
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{
if( net_code == track->GetNet() )
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continue;
TraceSegmentPcb( aPcb, track, HOLE, marge, WRITE_CELL );
TraceSegmentPcb( aPcb, track, VIA_IMPOSSIBLE, via_marge, WRITE_OR_CELL );
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}
// Put zone filling on matrix
for( SEGZONE* zone = aPcb->m_Zone; zone; zone = zone->Next() )
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{
if( net_code == zone->GetNet() )
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continue;
TraceSegmentPcb( aPcb, zone, HOLE, marge, WRITE_CELL );
TraceSegmentPcb( aPcb, zone, VIA_IMPOSSIBLE, via_marge, WRITE_OR_CELL );
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}
}
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/******************************************************/
int Build_Work( BOARD* Pcb )
/*****************************************************/
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/* Build liste conn */
{
RATSNEST_ITEM* pt_rats;
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D_PAD* pt_pad;
int r1, r2, c1, c2, current_net_code;
RATSNEST_ITEM* pt_ch;
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int demi_pas = g_GridRoutingSize / 2;
wxString msg;
InitWork(); /* clear work list */
Ntotal = 0;
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for( unsigned ii = 0; ii < Pcb->GetRatsnestsCount(); ii++ )
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{
pt_rats = &Pcb->m_FullRatsnest[ii];
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/* On ne route que les chevelus actifs et routables */
if( (pt_rats->m_Status & CH_ACTIF) == 0 )
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continue;
if( pt_rats->m_Status & CH_UNROUTABLE )
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continue;
if( (pt_rats->m_Status & CH_ROUTE_REQ) == 0 )
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continue;
pt_pad = pt_rats->m_PadStart;
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current_net_code = pt_pad->GetNet();
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pt_ch = pt_rats;
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r1 = (pt_pad->GetPosition().y - Pcb->m_BoundaryBox.m_Pos.y + demi_pas ) / g_GridRoutingSize;
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if( r1 < 0 || r1 >= Nrows )
{
msg.Printf( wxT( "erreur : row = %d ( padY %d pcbY %d) " ), r1,
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pt_pad->GetPosition().y, Pcb->m_BoundaryBox.m_Pos.y );
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DisplayError( NULL, msg );
return 0;
}
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c1 = (pt_pad->GetPosition().x - Pcb->m_BoundaryBox.m_Pos.x + demi_pas ) / g_GridRoutingSize;
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if( c1 < 0 || c1 >= Ncols )
{
msg.Printf( wxT( "erreur : col = %d ( padX %d pcbX %d) " ), c1,
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pt_pad->GetPosition().x, Pcb->m_BoundaryBox.m_Pos.x );
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DisplayError( NULL, msg );
return 0;
}
pt_pad = pt_rats->m_PadEnd;
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r2 = (pt_pad->GetPosition().y - Pcb->m_BoundaryBox.m_Pos.y + demi_pas ) / g_GridRoutingSize;
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if( r2 < 0 || r2 >= Nrows )
{
msg.Printf( wxT( "erreur : row = %d ( padY %d pcbY %d) " ), r2,
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pt_pad->GetPosition().y, Pcb->m_BoundaryBox.m_Pos.y );
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DisplayError( NULL, msg );
return 0;
}
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c2 = (pt_pad->GetPosition().x - Pcb->m_BoundaryBox.m_Pos.x + demi_pas ) / g_GridRoutingSize;
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if( c2 < 0 || c2 >= Ncols )
{
msg.Printf( wxT( "erreur : col = %d ( padX %d pcbX %d) " ), c2,
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pt_pad->GetPosition().x, Pcb->m_BoundaryBox.m_Pos.x );
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DisplayError( NULL, msg );
return 0;
}
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SetWork( r1, c1, current_net_code, r2, c2, pt_ch, 0 );
Ntotal++;
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}
SortWork();
return Ntotal;
}
/*******************************************/
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BoardCell GetCell( int row, int col, int side )
/*******************************************/
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/* fetch board cell :
*/
{
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BoardCell* p;
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p = Board.m_BoardSide[side];
return p[row * Ncols + col];
}
/************************************************/
/* void SetCell(int r,int c,int s,BoardCell x ) */
/************************************************/
/* store board cell */
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void SetCell( int row, int col, int side, BoardCell x )
{
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BoardCell* p;
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p = Board.m_BoardSide[side];
p[row * Ncols + col] = x;
}
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/******************************************/
/* void OrCell(int r,int c,int s,BoardCell x ) */
/******************************************/
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void OrCell( int r, int c, int s, BoardCell x )
{
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BoardCell* p;
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p = Board.m_BoardSide[s];
p[r * Ncols + c] |= x;
}
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/******************************************/
/* void XorCell(int r,int c,int s,BoardCell x ) */
/******************************************/
void XorCell( int r, int c, int s, BoardCell x )
{
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BoardCell* p;
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p = Board.m_BoardSide[s];
p[r * Ncols + c] ^= x;
}
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/************************************************/
/* void AndCell(int r,int c,int s,BoardCell x ) */
/************************************************/
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void AndCell( int r, int c, int s, BoardCell x )
{
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BoardCell* p;
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p = Board.m_BoardSide[s];
p[r * Ncols + c] &= x;
}
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/************************************************/
/* void AddCell(int r,int c,int s,BoardCell x ) */
/************************************************/
void AddCell( int r, int c, int s, BoardCell x )
{
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BoardCell* p;
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p = Board.m_BoardSide[s];
p[r * Ncols + c] += x;
}
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/****************************************/
/* DistCell GetDist(int r,int c,int s ) */
/****************************************/
/* fetch distance cell */
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DistCell GetDist( int r, int c, int s ) /* fetch distance cell */
{
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DistCell* p;
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p = Board.m_DistSide[s];
return p[r * Ncols + c];
}
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/***********************************************/
/* void SetDist(int r,int c,int s,DistCell x ) */
/***********************************************/
/* store distance cell */
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void SetDist( int r, int c, int s, DistCell x )
{
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DistCell* p;
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p = Board.m_DistSide[s];
p[r * Ncols + c] = x;
}
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/**********************************/
/* int GetDir(int r,int c,int s ) */
/**********************************/
/* fetch direction cell */
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int GetDir( int r, int c, int s )
{
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char* p;
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p = Board.m_DirSide[s];
return (int) (p[r * Ncols + c]);
}
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/*****************************************/
/* void SetDir(int r,int c,int s,int x ) */
/*****************************************/
/* store direction cell */
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void SetDir( int r, int c, int s, int x )
{
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char* p;
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p = Board.m_DirSide[s];
p[r * Ncols + c] = (char) x;
}