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Checkpoint: pull in mpm; merge pic from Taj's version of the world

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This commit is contained in:
wkj 2004-05-16 07:56:41 +00:00
parent c5561c23cf
commit 5f1cf8e6fb
21 changed files with 3878 additions and 39 deletions
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13
src/cmd/pic/arcgen.c
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@ -11,17 +11,19 @@ obj *arcgen(int type) /* handles circular and (eventually) elliptical arcs */
static double prevw = HT10;
static double prevh = HT5;
static double prevrad = HT2;
static int dtox[2][4] ={ 1, -1, -1, 1, 1, 1, -1, -1 };
static int dtoy[2][4] ={ 1, 1, -1, -1, -1, 1, 1, -1 };
static int dctrx[2][4] ={ 0, -1, 0, 1, 0, 1, 0, -1 };
static int dctry[2][4] ={ 1, 0, -1, 0, -1, 0, 1, 0 };
static int nexthv[2][4] ={ U_DIR, L_DIR, D_DIR, R_DIR, D_DIR, R_DIR, U_DIR, L_DIR };
static int dtox[2][4] ={ { 1, -1, -1, 1}, {1, 1, -1, -1} };
static int dtoy[2][4] ={ {1, 1, -1, -1}, {-1, 1, 1, -1} };
static int dctrx[2][4] ={ {0, -1, 0, 1}, {0, 1, 0, -1} };
static int dctry[2][4] ={ {1, 0, -1, 0}, {-1, 0, 1, 0} };
static int nexthv[2][4] ={ {U_DIR, L_DIR, D_DIR, R_DIR}, {D_DIR, R_DIR, U_DIR, L_DIR} };
double dx2, dy2, ht, phi, r, d;
int i, head, to, at, cw, invis, ddtype, battr;
obj *p, *ppos;
double fromx, fromy, tox, toy, fillval = 0;
Attr *ap;
tox=toy=0.0; /* Botch? (gcc) */
prevrad = getfval("arcrad");
prevh = getfval("arrowht");
prevw = getfval("arrowwid");
@ -210,6 +212,7 @@ void arc_extreme(double x0, double y0, double x1, double y1, double xc, double y
extreme(xmax, ymax);
}
int
quadrant(double x, double y)
{
if ( x>=0.0 && y> 0.0) return(1);