| 22 |
|
#define PI 3.14159265358979323846 |
| 23 |
|
#endif |
| 24 |
|
|
| 25 |
+ |
#define FEQ(a,b) ((a)-(b) <= 1e-7 && (b)-(a) <= 1e-7) |
| 26 |
+ |
|
| 27 |
|
#define MAXVERT 6 /* maximum number of vertices for markers */ |
| 28 |
|
|
| 29 |
|
typedef struct { |
| 33 |
|
|
| 34 |
|
int expand = 0; /* expand commands? */ |
| 35 |
|
|
| 36 |
< |
char *modout = "void"; /* output modifier (for instances) */ |
| 36 |
> |
char *modout = NULL; /* output modifier (for instances) */ |
| 37 |
|
|
| 38 |
|
double markscale = 0.0; /* scale markers by this to get unit */ |
| 39 |
|
|
| 204 |
|
|
| 205 |
|
if (doxform) { |
| 206 |
|
sprintf(buf, "xform -e -n %s", mark); |
| 207 |
+ |
if (modout != NULL) |
| 208 |
+ |
sprintf(buf+strlen(buf), " -m %s", modout); |
| 209 |
|
if (buildxf(buf+strlen(buf), fin) < 0) |
| 210 |
|
goto badxf; |
| 211 |
|
sprintf(buf+strlen(buf), " %s", objname); |
| 217 |
|
} else { |
| 218 |
|
if ((n = buildxf(buf, fin)) < 0) |
| 219 |
|
goto badxf; |
| 220 |
< |
printf("\n%s instance %s\n", modout, mark); |
| 221 |
< |
printf("%d %s%s\n", n+1, objname, buf); |
| 218 |
< |
printf("\n0\n0\n"); |
| 220 |
> |
printf("\n%s instance %s\n", modout==NULL?"void":modout, mark); |
| 221 |
> |
printf("%d %s%s\n0\n0\n", n+1, objname, buf); |
| 222 |
|
} |
| 223 |
|
return; |
| 224 |
|
badxf: |
| 324 |
|
char *xf; |
| 325 |
|
FVECT xp, yp, zp; |
| 326 |
|
{ |
| 327 |
< |
double tx, ty, tz; |
| 327 |
> |
int n; |
| 328 |
> |
double theta; |
| 329 |
|
|
| 330 |
< |
tx = atan2(yp[2], zp[2]); |
| 331 |
< |
ty = asin(-xp[2]); |
| 332 |
< |
tz = atan2(xp[1], xp[0]); |
| 333 |
< |
sprintf(xf, " -rx %f -ry %f -rz %f", tx*(180./PI), |
| 334 |
< |
ty*(180./PI), tz*(180./PI)); |
| 335 |
< |
return(6); |
| 330 |
> |
n = 0; |
| 331 |
> |
theta = atan2(yp[2], zp[2]); |
| 332 |
> |
if (!FEQ(theta,0.0)) { |
| 333 |
> |
sprintf(xf, " -rx %f", theta*(180./PI)); |
| 334 |
> |
xf += strlen(xf); |
| 335 |
> |
n += 2; |
| 336 |
> |
} |
| 337 |
> |
theta = asin(-xp[2]); |
| 338 |
> |
if (!FEQ(theta,0.0)) { |
| 339 |
> |
sprintf(xf, " -ry %f", theta*(180./PI)); |
| 340 |
> |
xf += strlen(xf); |
| 341 |
> |
n += 2; |
| 342 |
> |
} |
| 343 |
> |
theta = atan2(xp[1], xp[0]); |
| 344 |
> |
if (!FEQ(theta,0.0)) { |
| 345 |
> |
sprintf(xf, " -rz %f", theta*(180./PI)); |
| 346 |
> |
/* xf += strlen(xf); */ |
| 347 |
> |
n += 2; |
| 348 |
> |
} |
| 349 |
> |
return(n); |
| 350 |
|
} |
