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); |
99 |
|
for (i = 8; i < argc; i++) |
100 |
|
if (!strcmp(argv[i], "-e")) |
101 |
|
scompile(argv[++i], NULL, 0); |
102 |
< |
else if (!strcmp(argv[i], "-f")) |
103 |
< |
fcompile(argv[++i]); |
104 |
< |
else if (!strcmp(argv[i], "-s")) |
102 |
> |
else if (!strcmp(argv[i], "-f")) { |
103 |
> |
char *fpath = getpath(argv[++i], getrlibpath(), 0); |
104 |
> |
if (fpath == NULL) { |
105 |
> |
fprintf(stderr, "%s: cannot find file '%s'\n", |
106 |
> |
argv[0], argv[i]); |
107 |
> |
quit(1); |
108 |
> |
} |
109 |
> |
fcompile(fpath); |
110 |
> |
} else if (!strcmp(argv[i], "-s")) |
111 |
|
smooth++; |
112 |
|
else if (!strcmp(argv[i], "-o")) |
113 |
|
objout++; |
116 |
|
|
117 |
|
modname = argv[1]; |
118 |
|
surfname = argv[2]; |
119 |
< |
m = atoi(argv[6]); |
120 |
< |
n = atoi(argv[7]); |
119 |
> |
m = eval(argv[6]) + .5; |
120 |
> |
n = eval(argv[7]) + .5; |
121 |
|
if (m <= 0 || n <= 0) |
122 |
|
goto userror; |
123 |
|
if (!strcmp(argv[5], "-") || access(argv[5], 4) == 0) { /* file? */ |
309 |
|
int n |
310 |
|
) |
311 |
|
{ |
301 |
– |
static int nverts = 0; |
302 |
– |
static int nnorms = 0; |
303 |
– |
|
312 |
|
for ( ; n-- >= 0; rp++) { |
313 |
|
if (!rp->valid) |
314 |
|
continue; |
327 |
|
|
328 |
|
|
329 |
|
void |
330 |
+ |
putobjvert( /* put out OBJ vertex index triplet */ |
331 |
+ |
POINT *p |
332 |
+ |
) |
333 |
+ |
{ |
334 |
+ |
int pti = p->valid ? p->valid-nverts-1 : 0; |
335 |
+ |
int ni = p->nvalid ? p->nvalid-nnorms-1 : 0; |
336 |
+ |
|
337 |
+ |
printf(" %d/%d/%d", pti, pti, ni); |
338 |
+ |
} |
339 |
+ |
|
340 |
+ |
|
341 |
+ |
void |
342 |
|
putsquare( /* put out a square */ |
343 |
|
POINT *p0, |
344 |
|
POINT *p1, |
370 |
|
return; |
371 |
|
if (objout) { /* output .OBJ faces */ |
372 |
|
if (ok1 & ok2 && fdot(vc1,vc2) >= 1.0-FTINY*FTINY) { |
373 |
< |
printf("f %d/%d/%d %d/%d/%d %d/%d/%d %d/%d/%d\n", |
374 |
< |
p0->valid, p0->valid, p0->nvalid, |
375 |
< |
p1->valid, p1->valid, p1->nvalid, |
376 |
< |
p3->valid, p3->valid, p3->nvalid, |
357 |
< |
p2->valid, p2->valid, p2->nvalid); |
373 |
> |
putc('f', stdout); |
374 |
> |
putobjvert(p0); putobjvert(p1); |
375 |
> |
putobjvert(p3); putobjvert(p2); |
376 |
> |
putc('\n', stdout); |
377 |
|
return; |
378 |
|
} |
379 |
< |
if (ok1) |
380 |
< |
printf("f %d/%d/%d %d/%d/%d %d/%d/%d\n", |
381 |
< |
p0->valid, p0->valid, p0->nvalid, |
382 |
< |
p1->valid, p1->valid, p1->nvalid, |
383 |
< |
p2->valid, p2->valid, p2->nvalid); |
384 |
< |
if (ok2) |
385 |
< |
printf("f %d/%d/%d %d/%d/%d %d/%d/%d\n", |
386 |
< |
p2->valid, p2->valid, p2->nvalid, |
387 |
< |
p1->valid, p1->valid, p1->nvalid, |
388 |
< |
p3->valid, p3->valid, p3->nvalid); |
379 |
> |
if (ok1) { |
380 |
> |
putc('f', stdout); |
381 |
> |
putobjvert(p0); putobjvert(p1); putobjvert(p2); |
382 |
> |
putc('\n', stdout); |
383 |
> |
} |
384 |
> |
if (ok2) { |
385 |
> |
putc('f', stdout); |
386 |
> |
putobjvert(p2); putobjvert(p1); putobjvert(p3); |
387 |
> |
putc('\n', stdout); |
388 |
> |
} |
389 |
|
return; |
390 |
|
} |
391 |
|
/* compute normal interpolation */ |