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# include	"trek.h"

/**
 **	visual scan
 **/

XY		Visdelta[11]
{
	-1,	-1,
	-1,	 0,
	-1,	 1,
	 0,	 1,
	 1,	 1,
	 1,	 0,
	 1,	-1,
	 0,	-1,
	-1,	-1,
	-1,	 0,
	-1,	 1
};

visual()
{
	register int		ix, iy;
	int			co;
	register XY		*v;

	if(getintpar("Direction", &co)==0) return;
	fixco(&co);
	co = (co + 22) / 45;
	v = &Visdelta[co];
	ix = Sectx + v->x;
	iy = Secty + v->y;
	if (ix < 0 || ix >= NSECTS || iy < 0 || iy >= NSECTS)
		co = '?';
	else
		co = Sect[ix][iy];
	printf("%d,%d %c ", ix, iy, co);
	v++;
	ix = Sectx + v->x;
	iy = Secty + v->y;
	if (ix < 0 || ix >= NSECTS || iy < 0 || iy >= NSECTS)
		co = '?';
	else
		co = Sect[ix][iy];
	printf("%c ", co);
	v++;
	ix = Sectx + v->x;
	iy = Secty + v->y;
	if (ix < 0 || ix >= NSECTS || iy < 0 || iy >= NSECTS)
		co = '?';
	else
		co = Sect[ix][iy];
	printf("%c %d,%d\n", co, ix, iy);
	Move.delta = 0.05;
	Move.free = 0;
}

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