64 |
|
RREAL uv[2]; /* (u,v) position */ |
65 |
|
} POINT; |
66 |
|
|
67 |
+ |
int nverts = 0; /* vertex output count */ |
68 |
+ |
int nnorms = 0; /* normal output count */ |
69 |
|
|
70 |
|
void loaddata(char *file, int m, int n, int pointsize); |
71 |
|
double l_dataval(char *nam); |
72 |
|
void putobjrow(POINT *rp, int n); |
73 |
+ |
void putobjvert(POINT *p); |
74 |
|
void putsquare(POINT *p0, POINT *p1, POINT *p2, POINT *p3); |
75 |
|
void comprow(double s, POINT *row, int siz); |
76 |
|
void compnorms(POINT *r0, POINT *r1, POINT *r2, int siz); |
86 |
|
int i, j, m, n; |
87 |
|
char stmp[256]; |
88 |
|
|
89 |
+ |
esupport |= E_VARIABLE|E_FUNCTION|E_RCONST; |
90 |
+ |
esupport &= ~(E_OUTCHAN|E_INCHAN); |
91 |
|
varset("PI", ':', PI); |
92 |
|
funset("hermite", 5, ':', l_hermite); |
93 |
|
funset("bezier", 5, ':', l_bezier); |
303 |
|
int n |
304 |
|
) |
305 |
|
{ |
301 |
– |
static int nverts = 0; |
302 |
– |
static int nnorms = 0; |
303 |
– |
|
306 |
|
for ( ; n-- >= 0; rp++) { |
307 |
|
if (!rp->valid) |
308 |
|
continue; |
321 |
|
|
322 |
|
|
323 |
|
void |
324 |
+ |
putobjvert( /* put out OBJ vertex index triplet */ |
325 |
+ |
POINT *p |
326 |
+ |
) |
327 |
+ |
{ |
328 |
+ |
int pti = p->valid ? p->valid-nverts-1 : 0; |
329 |
+ |
int ni = p->nvalid ? p->nvalid-nnorms-1 : 0; |
330 |
+ |
|
331 |
+ |
printf(" %d/%d/%d", pti, pti, ni); |
332 |
+ |
} |
333 |
+ |
|
334 |
+ |
|
335 |
+ |
void |
336 |
|
putsquare( /* put out a square */ |
337 |
|
POINT *p0, |
338 |
|
POINT *p1, |
364 |
|
return; |
365 |
|
if (objout) { /* output .OBJ faces */ |
366 |
|
if (ok1 & ok2 && fdot(vc1,vc2) >= 1.0-FTINY*FTINY) { |
367 |
< |
printf("f %d/%d/%d %d/%d/%d %d/%d/%d %d/%d/%d\n", |
368 |
< |
p0->valid, p0->valid, p0->nvalid, |
369 |
< |
p1->valid, p1->valid, p1->nvalid, |
370 |
< |
p3->valid, p3->valid, p3->nvalid, |
357 |
< |
p2->valid, p2->valid, p2->nvalid); |
367 |
> |
putc('f', stdout); |
368 |
> |
putobjvert(p0); putobjvert(p1); |
369 |
> |
putobjvert(p3); putobjvert(p2); |
370 |
> |
putc('\n', stdout); |
371 |
|
return; |
372 |
|
} |
373 |
< |
if (ok1) |
374 |
< |
printf("f %d/%d/%d %d/%d/%d %d/%d/%d\n", |
375 |
< |
p0->valid, p0->valid, p0->nvalid, |
376 |
< |
p1->valid, p1->valid, p1->nvalid, |
377 |
< |
p2->valid, p2->valid, p2->nvalid); |
378 |
< |
if (ok2) |
379 |
< |
printf("f %d/%d/%d %d/%d/%d %d/%d/%d\n", |
380 |
< |
p2->valid, p2->valid, p2->nvalid, |
381 |
< |
p1->valid, p1->valid, p1->nvalid, |
382 |
< |
p3->valid, p3->valid, p3->nvalid); |
373 |
> |
if (ok1) { |
374 |
> |
putc('f', stdout); |
375 |
> |
putobjvert(p0); putobjvert(p1); putobjvert(p2); |
376 |
> |
putc('\n', stdout); |
377 |
> |
} |
378 |
> |
if (ok2) { |
379 |
> |
putc('f', stdout); |
380 |
> |
putobjvert(p2); putobjvert(p1); putobjvert(p3); |
381 |
> |
putc('\n', stdout); |
382 |
> |
} |
383 |
|
return; |
384 |
|
} |
385 |
|
/* compute normal interpolation */ |