157 lines
5.1 KiB
C++
157 lines
5.1 KiB
C++
/***************************************************************/
|
|
/* EDITEUR de PCB: AUTOROUTAGE: routine de calcul de distances */
|
|
/***************************************************************/
|
|
|
|
#include "fctsys.h"
|
|
#include "gr_basic.h"
|
|
|
|
#include "common.h"
|
|
#include "pcbnew.h"
|
|
#include "autorout.h"
|
|
#include "cell.h"
|
|
|
|
/* Routines exportees : */
|
|
int GetApxDist( int, int, int, int );
|
|
int CalcDist( int, int, int );
|
|
|
|
/* Les tables de distances et penalites sont etablies sur la base du pas
|
|
de routage de 50 unites(le pas entre les cellules est 50 unites)
|
|
La distance vraie est calculee par un facteur d'echelle
|
|
*/
|
|
|
|
|
|
/************************************************/
|
|
/* int GetApxDist(int r1,int c1,int r2,int c2 ) */
|
|
/************************************************/
|
|
|
|
/* calculate approximate distance */
|
|
|
|
int GetApxDist(int r1,int c1,int r2,int c2 )
|
|
{
|
|
int d1, d2; /* row and column deltas */
|
|
|
|
if ((d1 = r1-r2) < 0) /* get absolute row delta */
|
|
d1 = -d1;
|
|
if ((d2 = c1-c2) < 0) /* get absolute column delta */
|
|
d2 = -d2;
|
|
|
|
return( (d1+d2) * 50 * E_scale);
|
|
|
|
if (!d1) /* in same row? */
|
|
return( (d2*50*E_scale) ); /* 50 mils per cell */
|
|
|
|
if (!d2) /* in same column? */
|
|
return( (d1*50*E_scale) ); /* 50 mils per cell */
|
|
|
|
if (d1 > d2) /* get smaller into d1 */
|
|
{
|
|
EXCHG(d1,d2);
|
|
}
|
|
d2 -= d1; /* get non-diagonal part of approximate "route" */
|
|
return( ((d1*71)+(d2*50))*E_scale ); /* 71 mils diagonally per cell */
|
|
}
|
|
|
|
/* distance to go thru a cell (en mils) */
|
|
static int dist[10][10] = { /* OT=Otherside, OR=Origin (source) cell */
|
|
/*..........N, NE, E, SE, S, SW, W, NW, OT, OR */
|
|
/* N */ { 50, 60, 35, 60, 99, 60, 35, 60, 12, 12 },
|
|
/* NE */ { 60, 71, 60, 71, 60, 99, 60, 71, 23, 23 },
|
|
/* E */ { 35, 60, 50, 60, 35, 60, 99, 60, 12, 12 },
|
|
/* SE */ { 60, 71, 60, 71, 60, 71, 60, 99, 23, 23 },
|
|
/* S */ { 99, 60, 35, 60, 50, 60, 35, 60, 12, 12 },
|
|
/* SW */ { 60, 99, 60, 71, 60, 71, 60, 71, 23, 23 },
|
|
/* W */ { 35, 60, 99, 60, 35, 60, 50, 60, 12, 12 },
|
|
/* NW */ { 60, 71, 60, 99, 60, 71, 60, 71, 23, 23 },
|
|
|
|
/* OT */ { 12, 23, 12, 23, 12, 23, 12, 23, 99, 99 },
|
|
/* OR */ { 99, 99, 99, 99, 99, 99, 99, 99, 99, 99 }
|
|
};
|
|
|
|
/* penalty for extraneous holes and corners, scaled by sharpness of turn */
|
|
static int penalty[10][10] = { /* OT=Otherside, OR=Origin (source) cell */
|
|
/*......... N, NE, E, SE, S, SW, W, NW, OT, OR */
|
|
/* N */ { 0, 5, 10, 15, 20, 15, 10, 5, 50, 0 },
|
|
/* NE */ { 5, 0, 5, 10, 15, 20, 15, 10, 50, 0 },
|
|
/* E */ { 10, 5, 0, 5, 10, 15, 20, 15, 50, 0 },
|
|
/* SE */ { 15, 10, 5, 0, 5, 10, 15, 20, 50, 0 },
|
|
/* S */ { 20, 15, 10, 5, 0, 5, 10, 15, 50, 0 },
|
|
/* SW */ { 15, 20, 15, 10, 5, 0, 5, 10, 50, 0 },
|
|
/* W */ { 10, 15, 20, 15, 10, 5, 0, 5, 50, 0 },
|
|
/* NW */ { 5, 10, 15, 20, 15, 10, 5, 0, 50, 0 },
|
|
|
|
/* OT */ { 50, 50, 50, 50, 50, 50, 50, 50, 100, 0 },
|
|
/* OR */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
|
|
};
|
|
|
|
/* penalty pour directions preferencielles */
|
|
#define PN 20
|
|
static int dir_penalty_TOP[10][10] = {
|
|
/* OT=Otherside, OR=Origin (source) cell */
|
|
/*......... N, NE, E, SE, S, SW, W, NW, OT, OR */
|
|
/* N */ { PN, 0, 0, 0, PN, 0, 0, 0, 0, 0 },
|
|
/* NE */ { PN, 0, 0, 0, PN, 0, 0, 0, 0, 0 },
|
|
/* E */ { PN, 0, 0, 0, PN, 0, 0, 0, 0, 0 },
|
|
/* SE */ { PN, 0, 0, 0, PN, 0, 0, 0, 0, 0 },
|
|
/* S */ { PN, 0, 0, 0, PN, 0, 0, 0, 0, 0 },
|
|
/* SW */ { PN, 0, 0, 0, PN, 0, 0, 0, 0, 0 },
|
|
/* W */ { PN, 0, 0, 0, PN, 0, 0, 0, 0, 0 },
|
|
/* NW */ { PN, 0, 0, 0, PN, 0, 0, 0, 0, 0 },
|
|
|
|
/* OT */ { PN, 0, 0, 0, PN, 0, 0, 0, 0, 0 },
|
|
/* OR */ { PN, 0, 0, 0, PN, 0, 0, 0, 0, 0 }
|
|
};
|
|
|
|
static int dir_penalty_BOTTOM[10][10] = {
|
|
/* OT=Otherside, OR=Origin (source) cell */
|
|
/*......... N, NE, E, SE, S, SW, W, NW, OT, OR */
|
|
/* N */ { 0, 0, PN, 0, 0, 0, PN, 0, 0, 0 },
|
|
/* NE */ { 0, 0, PN, 0, 0, 0, PN, 0, 0, 0 },
|
|
/* E */ { 0, 0, PN, 0, 0, 0, PN, 0, 0, 0 },
|
|
/* SE */ { 0, 0, PN, 0, 0, 0, PN, 0, 0, 0 },
|
|
/* S */ { 0, 0, PN, 0, 0, 0, PN, 0, 0, 0 },
|
|
/* SW */ { 0, 0, PN, 0, 0, 0, PN, 0, 0, 0 },
|
|
/* W */ { 0, 0, PN, 0, 0, 0, PN, 0, 0, 0 },
|
|
/* NW */ { 0, 0, PN, 0, 0, 0, PN, 0, 0, 0 },
|
|
|
|
/* OT */ { 0, 0, PN, 0, 0, 0, PN, 0, 0, 0 },
|
|
/* OR */ { 0, 0, PN, 0, 0, 0, PN, 0, 0, 0 }
|
|
};
|
|
|
|
/*
|
|
** x is the direction to enter the cell of interest.
|
|
** y is the direction to exit the cell of interest.
|
|
** z is the direction to really exit the cell, if y=FROM_OTHERSIDE.
|
|
**
|
|
** return the distance of the trace through the cell of interest.
|
|
** the calculation is driven by the tables above.
|
|
*/
|
|
|
|
/************************************/
|
|
/* int CalcDist(int x,int y,int z ) */
|
|
/************************************/
|
|
|
|
/* calculate distance of a trace through a cell */
|
|
int CalcDist(int x,int y,int z ,int side )
|
|
{
|
|
int adjust, ldist;
|
|
|
|
adjust = 0; /* set if hole is encountered */
|
|
if (x == EMPTY) x = 10;
|
|
if (y == EMPTY) y = 10;
|
|
else if (y == FROM_OTHERSIDE)
|
|
{
|
|
if (z == EMPTY) z = 10;
|
|
adjust = penalty[x-1][z-1];
|
|
}
|
|
ldist = dist[x-1][y-1] + penalty[x-1][y-1] + adjust ;
|
|
|
|
if(Nb_Sides)
|
|
{
|
|
if(side == BOTTOM) ldist += dir_penalty_TOP[x-1][y-1];
|
|
if(side == TOP) ldist += dir_penalty_BOTTOM[x-1][y-1];
|
|
}
|
|
return(ldist * 10);
|
|
}
|
|
|
|
|