kicad/pcbnew/board.cpp

521 lines
13 KiB
C++

/************************************************/
/* EDITEUR de PCB: AUTOROUTAGE: routines d'init */
/************************************************/
/* Fichier BOARD.CC */
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "pcbnew.h"
#include "autorout.h"
#include "cell.h"
#include "protos.h"
/* routines externes : */
/* Routines definies ici: */
int Build_Work(BOARD * Pcb, CHEVELU* pt_base_chevelu);
void PlaceCells(BOARD * Pcb, int net_code, int flag);
int InitBoard( void );
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 );
/*****************************************************************/
bool ComputeMatriceSize(WinEDA_BasePcbFrame * frame, int g_GridRoutingSize)
/*****************************************************************/
/*
Calcule Nrows et Ncols, dimensions de la matrice de representation du BOARD
pour les routages automatiques et calculs de zone
*/
{
BOARD * pcb = frame->m_Pcb;
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;
}
/*******************/
/* class BOARDHEAD */
/*******************/
BOARDHEAD::BOARDHEAD(void)
{
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;
}
BOARDHEAD::~BOARDHEAD(void)
{
}
/******************************/
int BOARDHEAD::InitBoard (void)
/*****************************/
/* initialize the data structures
retourne la taille RAM utilisee, ou -1 si defaut
*/
{
int ii, kk;
if (Nrows <= 0 || Ncols <= 0) return(0);
m_Nrows = Nrows;
m_Ncols = Ncols;
m_InitBoardDone = TRUE; /* we have been called */
ii = (Nrows+1) * (Ncols+1);
for ( kk = 0; kk < m_Layers; kk++ )
{
m_BoardSide[kk] = NULL;
m_DistSide[kk] = NULL;
m_DirSide[kk] = NULL;
/* allocate Board & initialize everything to empty */
m_BoardSide[kk] = (BoardCell*)MyZMalloc( ii * sizeof (BoardCell) );
if( m_BoardSide[kk] == NULL) return(-1);
/***** allocate Distances *****/
m_DistSide[kk] = (DistCell *)MyZMalloc( ii * sizeof(DistCell) );
if (m_DistSide[kk] == NULL) return(-1);
/***** allocate Dir (chars) *****/
m_DirSide[kk] = (char *)MyZMalloc( ii );
if (m_DirSide[kk] == NULL) return( -1 );
}
m_MemSize = m_Layers * ii * ( sizeof(BoardCell) + sizeof(DistCell) + sizeof(char) );
return(m_MemSize);
}
/*********************************/
void BOARDHEAD::UnInitBoard(void)
/*********************************/
/* deallocation de la memoire */
{
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 * Pcb, int net_code, int flag)
/*****************************************************/
/* Initialise les cellules du board a la valeur HOLE et VIA_IMPOSSIBLE
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
Selon les bits = 1 du parametre flag:
si FORCE_PADS : tous les pads seront places meme ceux de meme net_code
*/
{
int ii;
LISTE_PAD* ptr;
TRACK * pt_segm;
TEXTE_PCB * PtText;
DRAWSEGMENT * DrawSegm;
EDA_BaseStruct * PtStruct;
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 //
/////////////////////////////////////
ptr = (LISTE_PAD*)Pcb->m_Pads; ii = Pcb->m_NbPads;
for( ; ii > 0 ; ii-- , ptr++)
{
if( (net_code != (*ptr)->m_NetCode ) || (flag & FORCE_PADS) )
{
Place_1_Pad_Board(Pcb, *ptr, HOLE, marge, WRITE_CELL);
}
Place_1_Pad_Board(Pcb, *ptr, VIA_IMPOSSIBLE, via_marge, WRITE_OR_CELL);
}
///////////////////////////////////////////////
// Placement des elements de modules sur PCB //
///////////////////////////////////////////////
PtStruct = Pcb->m_Modules;
for( ; PtStruct != NULL; PtStruct = PtStruct->Pnext )
{
EDA_BaseStruct * PtModStruct = ((MODULE*)PtStruct)->m_Drawings;
for( ;PtModStruct != NULL; PtModStruct = PtModStruct->Pnext )
{
switch( PtModStruct->m_StructType )
{
case TYPEEDGEMODULE:
{
TRACK * TmpSegm = new TRACK(NULL);
TmpSegm->m_Layer = ((EDGE_MODULE *) PtModStruct)->m_Layer;
if(TmpSegm->m_Layer == EDGE_N) TmpSegm->m_Layer = -1;
TmpSegm->m_Start = ((EDGE_MODULE *) PtModStruct)->m_Start;
TmpSegm->m_End = ((EDGE_MODULE *) PtModStruct)->m_End;
TmpSegm->m_Shape = ((EDGE_MODULE *) PtModStruct)->m_Shape;
TmpSegm->m_Width = ((EDGE_MODULE *) PtModStruct)->m_Width;
TmpSegm->m_Param = ((EDGE_MODULE *) PtModStruct)->m_Angle;
TmpSegm->m_NetCode = -1;
TraceSegmentPcb(Pcb, TmpSegm, HOLE, marge,WRITE_CELL );
TraceSegmentPcb(Pcb, TmpSegm, VIA_IMPOSSIBLE, via_marge,
WRITE_OR_CELL );
delete TmpSegm;
break;
}
default: break;
}
}
}
////////////////////////////////////////////
// Placement des contours et segments PCB //
////////////////////////////////////////////
PtStruct = Pcb->m_Drawings;
for( ; PtStruct != NULL; PtStruct = PtStruct->Pnext )
{
switch( PtStruct->m_StructType)
{
case TYPEDRAWSEGMENT:
{
int type_cell = HOLE;
TRACK * TmpSegm = new TRACK(NULL);
DrawSegm = (DRAWSEGMENT *) PtStruct;
TmpSegm->m_Layer = DrawSegm->m_Layer;
if(DrawSegm->m_Layer == EDGE_N)
{
TmpSegm->m_Layer = -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->m_NetCode = -1;
TraceSegmentPcb(Pcb, TmpSegm, type_cell, marge,WRITE_CELL );
// TraceSegmentPcb(Pcb, TmpSegm, VIA_IMPOSSIBLE, via_marge,WRITE_OR_CELL );
delete TmpSegm;
break;
}
case TYPETEXTE:
PtText = (TEXTE_PCB*) PtStruct;
if(PtText->GetLength() == 0 ) break;
ux0 = PtText->m_Pos.x; uy0 = PtText->m_Pos.y;
dx = PtText->Pitch()* PtText->GetLength();
dy = PtText->m_Size.y + PtText->m_Width;
/* Calcul du rectangle d'encadrement */
dx /= 2; dy /= 2; /* dx et dy = demi dimensionx X et Y */
ux1 = ux0 + dx; uy1 = uy0 + dy;
ux0 -= dx; uy0 -= dy;
masque_layer = g_TabOneLayerMask[PtText->m_Layer];
TraceFilledRectangle(Pcb, ux0-marge, uy0-marge, ux1+marge, uy1+marge,
(int)(PtText->m_Orient),
masque_layer, HOLE, WRITE_CELL);
TraceFilledRectangle(Pcb, ux0-via_marge, uy0-via_marge,
ux1+via_marge, uy1+via_marge,
(int)(PtText->m_Orient),
masque_layer, VIA_IMPOSSIBLE, WRITE_OR_CELL);
break;
default: break;
}
}
/* Placement des PISTES */
pt_segm = Pcb->m_Track;
for( ; pt_segm != NULL; pt_segm = (TRACK*) pt_segm->Pnext)
{
if(net_code == pt_segm->m_NetCode) continue;
TraceSegmentPcb(Pcb, pt_segm, HOLE, marge, WRITE_CELL );
TraceSegmentPcb(Pcb, pt_segm, VIA_IMPOSSIBLE, via_marge, WRITE_OR_CELL );
}
/* Placement des ZONES */
pt_segm = (TRACK*) Pcb->m_Zone;
for( ; pt_segm != NULL; pt_segm = (TRACK*) pt_segm->Pnext)
{
if(net_code == pt_segm->m_NetCode) continue;
TraceSegmentPcb(Pcb, pt_segm, HOLE, marge, WRITE_CELL );
TraceSegmentPcb(Pcb, pt_segm, VIA_IMPOSSIBLE, via_marge, WRITE_OR_CELL );
}
}
/******************************************************/
int Build_Work(BOARD * Pcb, CHEVELU* pt_base_chevelu)
/*****************************************************/
/* Build liste conn */
{
int ii;
CHEVELU* pt_rats = pt_base_chevelu;
D_PAD * pt_pad;
int r1,r2, c1,c2, current_net_code;
CHEVELU * pt_ch;
int demi_pas = g_GridRoutingSize /2;
wxString msg;
InitWork(); /* clear work list */
Ntotal = 0;
for ( ii = Pcb->GetNumRatsnests(); ii > 0 ; ii-- , pt_rats++)
{
/* On ne route que les chevelus actifs et routables */
if( (pt_rats->status & CH_ACTIF) == 0) continue;
if( pt_rats->status & CH_UNROUTABLE) continue;
if( (pt_rats->status & CH_ROUTE_REQ) == 0 ) continue;
pt_pad = pt_rats->pad_start;
current_net_code = pt_pad->m_NetCode;
pt_ch = pt_rats;
r1 = (pt_pad->m_Pos.y - Pcb->m_BoundaryBox.m_Pos.y + demi_pas ) / g_GridRoutingSize;
if( r1 < 0 || r1 >= Nrows)
{
msg.Printf( wxT("erreur : row = %d ( padY %d pcbY %d) "), r1,
pt_pad->m_Pos.y, Pcb->m_BoundaryBox.m_Pos.y);
DisplayError(NULL, msg);
return(0);
}
c1 = (pt_pad->m_Pos.x - Pcb->m_BoundaryBox.m_Pos.x + demi_pas ) / g_GridRoutingSize;
if( c1 < 0 || c1 >= Ncols)
{
msg.Printf( wxT("erreur : col = %d ( padX %d pcbX %d) "), c1,
pt_pad->m_Pos.x, Pcb->m_BoundaryBox.m_Pos.x);
DisplayError(NULL, msg);
return(0);
}
pt_pad = pt_rats->pad_end;
r2 = (pt_pad->m_Pos.y - Pcb->m_BoundaryBox.m_Pos.y + demi_pas ) / g_GridRoutingSize;
if( r2 < 0 || r2 >= Nrows)
{
msg.Printf( wxT("erreur : row = %d ( padY %d pcbY %d) "), r2,
pt_pad->m_Pos.y, Pcb->m_BoundaryBox.m_Pos.y);
DisplayError(NULL, msg);
return(0);
}
c2 = (pt_pad->m_Pos.x - Pcb->m_BoundaryBox.m_Pos.x + demi_pas ) / g_GridRoutingSize;
if( c2 < 0 || c2 >= Ncols)
{
msg.Printf( wxT("erreur : col = %d ( padX %d pcbX %d) "), c2,
pt_pad->m_Pos.x, Pcb->m_BoundaryBox.m_Pos.x);
DisplayError(NULL, msg);
return(0);
}
SetWork( r1, c1, current_net_code, r2, c2, pt_ch, 0 ); Ntotal++;
}
SortWork();
return(Ntotal);
}
/*******************************************/
BoardCell GetCell(int row,int col,int side )
/*******************************************/
/* fetch board cell :
*/
{
BoardCell *p;
p = Board.m_BoardSide[side];
return( p[row*Ncols +col] );
}
/************************************************/
/* void SetCell(int r,int c,int s,BoardCell x ) */
/************************************************/
/* store board cell */
void SetCell(int row,int col,int side,BoardCell x )
{
BoardCell *p;
p = Board.m_BoardSide[side];
p[row*Ncols+col] = x;
}
/******************************************/
/* void OrCell(int r,int c,int s,BoardCell x ) */
/******************************************/
void OrCell(int r,int c,int s,BoardCell x )
{
BoardCell *p;
p = Board.m_BoardSide[s];
p[r*Ncols+c] |= x;
}
/******************************************/
/* void XorCell(int r,int c,int s,BoardCell x ) */
/******************************************/
void XorCell(int r,int c,int s,BoardCell x )
{
BoardCell *p;
p = Board.m_BoardSide[s];
p[r*Ncols+c] ^= x;
}
/************************************************/
/* void AndCell(int r,int c,int s,BoardCell x ) */
/************************************************/
void AndCell(int r,int c,int s,BoardCell x )
{
BoardCell *p;
p = Board.m_BoardSide[s];
p[r*Ncols+c] &= x;
}
/************************************************/
/* void AddCell(int r,int c,int s,BoardCell x ) */
/************************************************/
void AddCell(int r,int c,int s,BoardCell x )
{
BoardCell *p;
p = Board.m_BoardSide[s];
p[r*Ncols+c] += x;
}
/****************************************/
/* DistCell GetDist(int r,int c,int s ) */
/****************************************/
/* fetch distance cell */
DistCell GetDist(int r,int c,int s ) /* fetch distance cell */
{
DistCell *p;
p = Board.m_DistSide[s];
return( p[r*Ncols+c] );
}
/***********************************************/
/* void SetDist(int r,int c,int s,DistCell x ) */
/***********************************************/
/* store distance cell */
void SetDist(int r,int c,int s,DistCell x )
{
DistCell *p;
p = Board.m_DistSide[s];
p[r*Ncols+c] = x;
}
/**********************************/
/* int GetDir(int r,int c,int s ) */
/**********************************/
/* fetch direction cell */
int GetDir(int r,int c,int s )
{
char *p;
p = Board.m_DirSide[s];
return( (int)(p[r*Ncols+c]) );
}
/*****************************************/
/* void SetDir(int r,int c,int s,int x ) */
/*****************************************/
/* store direction cell */
void SetDir(int r,int c,int s,int x )
{
char *p;
p = Board.m_DirSide[s];
p[r*Ncols+c] = (char)x;
}