| 5 |
|
* Mesh support routines |
| 6 |
|
*/ |
| 7 |
|
|
| 8 |
– |
#include <string.h> |
| 9 |
– |
|
| 8 |
|
#include "rtio.h" |
| 9 |
|
#include "rtmath.h" |
| 10 |
|
#include "rterror.h" |
| 28 |
|
|
| 29 |
|
static MESH *mlist = NULL; /* list of loaded meshes */ |
| 30 |
|
|
| 33 |
– |
static lut_keycmpf_t cvcmp; |
| 34 |
– |
static lut_hashf_t cvhash; |
| 31 |
|
|
| 36 |
– |
|
| 32 |
|
static unsigned long |
| 33 |
< |
cvhash(p) /* hash an encoded vertex */ |
| 39 |
< |
/* MCVERT *cvp; */ |
| 40 |
< |
const void *p; |
| 33 |
> |
cvhash(const char *p) /* hash an encoded vertex */ |
| 34 |
|
{ |
| 35 |
|
const MCVERT *cvp = (const MCVERT *)p; |
| 36 |
|
unsigned long hval; |
| 47 |
|
|
| 48 |
|
|
| 49 |
|
static int |
| 50 |
< |
cvcmp(vv1, vv2) /* compare encoded vertices */ |
| 58 |
< |
/* register MCVERT *v1, *v2; */ |
| 59 |
< |
const void *vv1, *vv2; |
| 50 |
> |
cvcmp(const char *vv1, const char *vv2) /* compare encoded vertices */ |
| 51 |
|
{ |
| 52 |
< |
const MCVERT *v1 = vv1, *v2 = vv2; |
| 52 |
> |
const MCVERT *v1 = (const MCVERT *)vv1, *v2 = (const MCVERT *)vv2; |
| 53 |
> |
|
| 54 |
|
if (v1->fl != v2->fl) |
| 55 |
|
return(1); |
| 56 |
|
if (v1->xyz[0] != v2->xyz[0]) |
| 72 |
|
|
| 73 |
|
|
| 74 |
|
MESH * |
| 75 |
< |
getmesh(mname, flags) /* get new mesh data reference */ |
| 76 |
< |
char *mname; |
| 77 |
< |
int flags; |
| 75 |
> |
getmesh( /* get mesh data reference */ |
| 76 |
> |
char *mname, |
| 77 |
> |
int flags |
| 78 |
> |
) |
| 79 |
|
{ |
| 80 |
|
char *pathname; |
| 81 |
< |
register MESH *ms; |
| 81 |
> |
MESH *ms; |
| 82 |
|
|
| 83 |
|
flags &= IO_LEGAL; |
| 84 |
|
for (ms = mlist; ms != NULL; ms = ms->next) |
| 85 |
< |
if (!strcmp(mname, ms->name)) { |
| 93 |
< |
ms->nref++; /* increase reference count */ |
| 85 |
> |
if (!strcmp(mname, ms->name)) |
| 86 |
|
break; |
| 87 |
< |
} |
| 96 |
< |
if (ms == NULL) { /* load first time */ |
| 87 |
> |
if (ms == NULL) { /* new mesh entry? */ |
| 88 |
|
ms = (MESH *)calloc(1, sizeof(MESH)); |
| 89 |
|
if (ms == NULL) |
| 90 |
|
error(SYSTEM, "out of memory in getmesh"); |
| 91 |
|
ms->name = savestr(mname); |
| 101 |
– |
ms->nref = 1; |
| 92 |
|
ms->mcube.cutree = EMPTY; |
| 93 |
|
ms->next = mlist; |
| 94 |
|
mlist = ms; |
| 95 |
|
} |
| 96 |
+ |
ms->nref++; /* bump reference count */ |
| 97 |
+ |
if (!(flags &= ~ms->ldflags)) /* nothing to load? */ |
| 98 |
+ |
return(ms); |
| 99 |
|
if ((pathname = getpath(mname, getrlibpath(), R_OK)) == NULL) { |
| 100 |
|
sprintf(errmsg, "cannot find mesh file \"%s\"", mname); |
| 101 |
< |
error(USER, errmsg); |
| 101 |
> |
error(SYSTEM, errmsg); |
| 102 |
|
} |
| 103 |
< |
flags &= ~ms->ldflags; |
| 111 |
< |
if (flags) |
| 112 |
< |
readmesh(ms, pathname, flags); |
| 103 |
> |
readmesh(ms, pathname, flags); |
| 104 |
|
return(ms); |
| 105 |
|
} |
| 106 |
|
|
| 107 |
|
|
| 108 |
|
MESHINST * |
| 109 |
< |
getmeshinst(o, flags) /* create mesh instance */ |
| 110 |
< |
OBJREC *o; |
| 111 |
< |
int flags; |
| 109 |
> |
getmeshinst( /* create mesh instance */ |
| 110 |
> |
OBJREC *o, |
| 111 |
> |
int flags |
| 112 |
> |
) |
| 113 |
|
{ |
| 114 |
< |
register MESHINST *ins; |
| 114 |
> |
MESHINST *ins; |
| 115 |
|
|
| 116 |
|
flags &= IO_LEGAL; |
| 117 |
|
if ((ins = (MESHINST *)o->os) == NULL) { |
| 140 |
|
|
| 141 |
|
|
| 142 |
|
int |
| 143 |
< |
getmeshtrivid(tvid, mo, mp, ti) /* get triangle vertex ID's */ |
| 144 |
< |
int32 tvid[3]; |
| 145 |
< |
OBJECT *mo; |
| 146 |
< |
MESH *mp; |
| 155 |
< |
OBJECT ti; |
| 143 |
> |
nextmeshtri( /* get next triangle ID */ |
| 144 |
> |
OBJECT *tip, |
| 145 |
> |
MESH *mp |
| 146 |
> |
) |
| 147 |
|
{ |
| 148 |
+ |
int pn; |
| 149 |
+ |
MESHPATCH *pp; |
| 150 |
+ |
|
| 151 |
+ |
pn = ++(*tip) >> 10; /* next triangle (OVOID init) */ |
| 152 |
+ |
while (pn < mp->npatches) { |
| 153 |
+ |
pp = &mp->patch[pn]; |
| 154 |
+ |
if (!(*tip & 0x200)) { /* local triangle? */ |
| 155 |
+ |
if ((*tip & 0x1ff) < pp->ntris) |
| 156 |
+ |
return(1); |
| 157 |
+ |
*tip &= ~0x1ff; /* move on to single-joiners */ |
| 158 |
+ |
*tip |= 0x200; |
| 159 |
+ |
} |
| 160 |
+ |
if (!(*tip & 0x100)) { /* single joiner? */ |
| 161 |
+ |
if ((*tip & 0xff) < pp->nj1tris) |
| 162 |
+ |
return(1); |
| 163 |
+ |
*tip &= ~0xff; /* move on to double-joiners */ |
| 164 |
+ |
*tip |= 0x100; |
| 165 |
+ |
} |
| 166 |
+ |
if ((*tip & 0xff) < pp->nj2tris) |
| 167 |
+ |
return(1); |
| 168 |
+ |
*tip = ++pn << 10; /* first in next patch */ |
| 169 |
+ |
} |
| 170 |
+ |
return(0); /* out of patches */ |
| 171 |
+ |
} |
| 172 |
+ |
|
| 173 |
+ |
int |
| 174 |
+ |
getmeshtrivid( /* get triangle vertex ID's */ |
| 175 |
+ |
int32 tvid[3], |
| 176 |
+ |
OBJECT *mo, |
| 177 |
+ |
MESH *mp, |
| 178 |
+ |
OBJECT ti |
| 179 |
+ |
) |
| 180 |
+ |
{ |
| 181 |
|
int pn = ti >> 10; |
| 182 |
|
MESHPATCH *pp; |
| 183 |
|
|
| 233 |
|
|
| 234 |
|
|
| 235 |
|
int |
| 236 |
< |
getmeshvert(vp, mp, vid, what) /* get triangle vertex from ID */ |
| 237 |
< |
MESHVERT *vp; |
| 238 |
< |
MESH *mp; |
| 239 |
< |
int32 vid; |
| 240 |
< |
int what; |
| 236 |
> |
getmeshvert( /* get triangle vertex from ID */ |
| 237 |
> |
MESHVERT *vp, |
| 238 |
> |
MESH *mp, |
| 239 |
> |
int32 vid, |
| 240 |
> |
int what |
| 241 |
> |
) |
| 242 |
|
{ |
| 243 |
|
int pn = vid >> 8; |
| 244 |
|
MESHPATCH *pp; |
| 245 |
|
double vres; |
| 246 |
< |
register int i; |
| 246 |
> |
int i; |
| 247 |
|
|
| 248 |
|
vp->fl = 0; |
| 249 |
|
if (pn >= mp->npatches) |
| 278 |
|
|
| 279 |
|
|
| 280 |
|
OBJREC * |
| 281 |
< |
getmeshpseudo(mp, mo) /* get mesh pseudo object for material */ |
| 282 |
< |
MESH *mp; |
| 283 |
< |
OBJECT mo; |
| 281 |
> |
getmeshpseudo( /* get mesh pseudo object for material */ |
| 282 |
> |
MESH *mp, |
| 283 |
> |
OBJECT mo |
| 284 |
> |
) |
| 285 |
|
{ |
| 286 |
< |
if (mo < mp->mat0 || mo >= mp->mat0 + mp->nmats) |
| 286 |
> |
if ((mo < mp->mat0) | (mo >= mp->mat0 + mp->nmats)) |
| 287 |
|
error(INTERNAL, "modifier out of range in getmeshpseudo"); |
| 288 |
|
if (mp->pseudo == NULL) { |
| 289 |
< |
register int i; |
| 289 |
> |
int i; |
| 290 |
|
mp->pseudo = (OBJREC *)calloc(mp->nmats, sizeof(OBJREC)); |
| 291 |
|
if (mp->pseudo == NULL) |
| 292 |
|
error(SYSTEM, "out of memory in getmeshpseudo"); |
| 301 |
|
|
| 302 |
|
|
| 303 |
|
int |
| 304 |
< |
getmeshtri(tv, mo, mp, ti, wha) /* get triangle vertices */ |
| 305 |
< |
MESHVERT tv[3]; |
| 306 |
< |
OBJECT *mo; |
| 307 |
< |
MESH *mp; |
| 308 |
< |
OBJECT ti; |
| 309 |
< |
int wha; |
| 304 |
> |
getmeshtri( /* get triangle vertices */ |
| 305 |
> |
MESHVERT tv[3], |
| 306 |
> |
OBJECT *mo, |
| 307 |
> |
MESH *mp, |
| 308 |
> |
OBJECT ti, |
| 309 |
> |
int wha |
| 310 |
> |
) |
| 311 |
|
{ |
| 312 |
|
int32 tvid[3]; |
| 313 |
|
|
| 323 |
|
|
| 324 |
|
|
| 325 |
|
int32 |
| 326 |
< |
addmeshvert(mp, vp) /* find/add a mesh vertex */ |
| 327 |
< |
register MESH *mp; |
| 328 |
< |
MESHVERT *vp; |
| 326 |
> |
addmeshvert( /* find/add a mesh vertex */ |
| 327 |
> |
MESH *mp, |
| 328 |
> |
MESHVERT *vp |
| 329 |
> |
) |
| 330 |
|
{ |
| 331 |
< |
LUENT *lvp; |
| 332 |
< |
MCVERT cv; |
| 333 |
< |
register int i; |
| 331 |
> |
LUENT *lvp; |
| 332 |
> |
MCVERT cv; |
| 333 |
> |
int i; |
| 334 |
|
|
| 335 |
|
if (!(vp->fl & MT_V)) |
| 336 |
|
return(-1); |
| 370 |
|
goto nomem; |
| 371 |
|
if (lvp->key == NULL) { |
| 372 |
|
lvp->key = (char *)malloc(sizeof(MCVERT)+sizeof(int32)); |
| 373 |
< |
memcpy((void *)lvp->key, (void *)&cv, sizeof(MCVERT)); |
| 373 |
> |
memcpy(lvp->key, &cv, sizeof(MCVERT)); |
| 374 |
|
} |
| 375 |
|
if (lvp->data == NULL) { /* new vertex */ |
| 376 |
< |
register MESHPATCH *pp; |
| 376 |
> |
MESHPATCH *pp; |
| 377 |
|
if (mp->npatches <= 0) { |
| 378 |
|
mp->patch = (MESHPATCH *)calloc(MPATCHBLKSIZ, |
| 379 |
|
sizeof(MESHPATCH)); |
| 381 |
|
goto nomem; |
| 382 |
|
mp->npatches = 1; |
| 383 |
|
} else if (mp->patch[mp->npatches-1].nverts >= 256) { |
| 384 |
+ |
if (mp->npatches >= 1L<<22) |
| 385 |
+ |
error(INTERNAL, "too many mesh patches"); |
| 386 |
|
if (mp->npatches % MPATCHBLKSIZ == 0) { |
| 387 |
< |
mp->patch = (MESHPATCH *)realloc( |
| 388 |
< |
(void *)mp->patch, |
| 389 |
< |
(mp->npatches + MPATCHBLKSIZ)* |
| 390 |
< |
sizeof(MESHPATCH)); |
| 361 |
< |
memset((void *)(mp->patch + mp->npatches), '\0', |
| 387 |
> |
mp->patch = (MESHPATCH *)realloc(mp->patch, |
| 388 |
> |
(mp->npatches + MPATCHBLKSIZ)* |
| 389 |
> |
sizeof(MESHPATCH)); |
| 390 |
> |
memset((mp->patch + mp->npatches), '\0', |
| 391 |
|
MPATCHBLKSIZ*sizeof(MESHPATCH)); |
| 392 |
|
} |
| 393 |
< |
if (mp->npatches++ >= 1L<<22) |
| 365 |
< |
error(INTERNAL, "too many mesh patches"); |
| 393 |
> |
mp->npatches++; |
| 394 |
|
} |
| 395 |
|
pp = &mp->patch[mp->npatches-1]; |
| 396 |
|
if (pp->xyz == NULL) { |
| 430 |
|
|
| 431 |
|
|
| 432 |
|
OBJECT |
| 433 |
< |
addmeshtri(mp, tv, mo) /* add a new mesh triangle */ |
| 434 |
< |
MESH *mp; |
| 435 |
< |
MESHVERT tv[3]; |
| 436 |
< |
OBJECT mo; |
| 433 |
> |
addmeshtri( /* add a new mesh triangle */ |
| 434 |
> |
MESH *mp, |
| 435 |
> |
MESHVERT tv[3], |
| 436 |
> |
OBJECT mo |
| 437 |
> |
) |
| 438 |
|
{ |
| 439 |
< |
int32 vid[3], t; |
| 440 |
< |
int pn[3], i; |
| 441 |
< |
register MESHPATCH *pp; |
| 439 |
> |
int32 vid[3], t; |
| 440 |
> |
int pn[3], i; |
| 441 |
> |
MESHPATCH *pp; |
| 442 |
|
|
| 443 |
|
if (!(tv[0].fl & tv[1].fl & tv[2].fl & MT_V)) |
| 444 |
|
return(OVOID); |
| 456 |
|
error(INTERNAL, "modifier range error in addmeshtri"); |
| 457 |
|
} |
| 458 |
|
/* assign triangle */ |
| 459 |
< |
if (pn[0] == pn[1] && pn[1] == pn[2]) { /* local case */ |
| 459 |
> |
if ((pn[0] == pn[1]) & (pn[1] == pn[2])) { /* local case */ |
| 460 |
|
pp = &mp->patch[pn[0]]; |
| 461 |
|
if (pp->tri == NULL) { |
| 462 |
|
pp->tri = (struct PTri *)malloc( |
| 482 |
|
pp->trimat[pp->ntris] = mo; |
| 483 |
|
return(pn[0] << 10 | pp->ntris++); |
| 484 |
|
} |
| 485 |
< |
} |
| 457 |
< |
if (pn[0] == pn[1]) { |
| 485 |
> |
} else if (pn[0] == pn[1]) { |
| 486 |
|
t = vid[2]; vid[2] = vid[1]; vid[1] = vid[0]; vid[0] = t; |
| 487 |
|
i = pn[2]; pn[2] = pn[1]; pn[1] = pn[0]; pn[0] = i; |
| 488 |
|
} else if (pn[0] == pn[2]) { |
| 506 |
|
} |
| 507 |
|
} |
| 508 |
|
/* double link */ |
| 509 |
< |
pp = &mp->patch[pn[2]]; |
| 509 |
> |
pp = &mp->patch[pn[i=0]]; |
| 510 |
> |
if (mp->patch[pn[1]].nj2tris < pp->nj2tris) |
| 511 |
> |
pp = &mp->patch[pn[i=1]]; |
| 512 |
> |
if (mp->patch[pn[2]].nj2tris < pp->nj2tris) |
| 513 |
> |
pp = &mp->patch[pn[i=2]]; |
| 514 |
> |
if (pp->nj2tris >= 256) |
| 515 |
> |
error(INTERNAL, "too many patch triangles in addmeshtri"); |
| 516 |
|
if (pp->j2tri == NULL) { |
| 517 |
|
pp->j2tri = (struct PJoin2 *)malloc( |
| 518 |
|
256*sizeof(struct PJoin2)); |
| 519 |
|
if (pp->j2tri == NULL) |
| 520 |
|
goto nomem; |
| 521 |
|
} |
| 488 |
– |
if (pp->nj2tris >= 256) |
| 489 |
– |
error(INTERNAL, "too many patch triangles in addmeshtri"); |
| 490 |
– |
pp->j2tri[pp->nj2tris].v1j = vid[0]; |
| 491 |
– |
pp->j2tri[pp->nj2tris].v2j = vid[1]; |
| 492 |
– |
pp->j2tri[pp->nj2tris].v3 = vid[2] & 0xff; |
| 522 |
|
pp->j2tri[pp->nj2tris].mat = mo; |
| 523 |
< |
return(pn[2] << 10 | 0x300 | pp->nj2tris++); |
| 523 |
> |
switch (i) { |
| 524 |
> |
case 0: |
| 525 |
> |
pp->j2tri[pp->nj2tris].v3 = vid[0] & 0xff; |
| 526 |
> |
pp->j2tri[pp->nj2tris].v1j = vid[1]; |
| 527 |
> |
pp->j2tri[pp->nj2tris].v2j = vid[2]; |
| 528 |
> |
return(pn[0] << 10 | 0x300 | pp->nj2tris++); |
| 529 |
> |
case 1: |
| 530 |
> |
pp->j2tri[pp->nj2tris].v2j = vid[0]; |
| 531 |
> |
pp->j2tri[pp->nj2tris].v3 = vid[1] & 0xff; |
| 532 |
> |
pp->j2tri[pp->nj2tris].v1j = vid[2]; |
| 533 |
> |
return(pn[1] << 10 | 0x300 | pp->nj2tris++); |
| 534 |
> |
case 2: |
| 535 |
> |
pp->j2tri[pp->nj2tris].v1j = vid[0]; |
| 536 |
> |
pp->j2tri[pp->nj2tris].v2j = vid[1]; |
| 537 |
> |
pp->j2tri[pp->nj2tris].v3 = vid[2] & 0xff; |
| 538 |
> |
return(pn[2] << 10 | 0x300 | pp->nj2tris++); |
| 539 |
> |
} |
| 540 |
|
nomem: |
| 541 |
|
error(SYSTEM, "out of memory in addmeshtri"); |
| 542 |
|
return(OVOID); |
| 544 |
|
|
| 545 |
|
|
| 546 |
|
char * |
| 547 |
< |
checkmesh(mp) /* validate mesh data */ |
| 503 |
< |
register MESH *mp; |
| 547 |
> |
checkmesh(MESH *mp) /* validate mesh data */ |
| 548 |
|
{ |
| 549 |
|
static char embuf[128]; |
| 550 |
|
int nouvbounds = 1; |
| 551 |
< |
register int i; |
| 551 |
> |
int i, j; |
| 552 |
|
/* basic checks */ |
| 553 |
|
if (mp == NULL) |
| 554 |
|
return("NULL mesh pointer"); |
| 570 |
|
if (isempty(mp->mcube.cutree)) |
| 571 |
|
error(WARNING, "empty mesh octree"); |
| 572 |
|
} |
| 573 |
< |
/* check scene data */ |
| 573 |
> |
/* check patch data */ |
| 574 |
|
if (mp->ldflags & IO_SCENE) { |
| 575 |
+ |
MESHVERT mv; |
| 576 |
|
if (!(mp->ldflags & IO_BOUNDS)) |
| 577 |
|
return("unbounded scene in mesh"); |
| 578 |
|
if (mp->mat0 < 0 || mp->mat0+mp->nmats > nobjects) |
| 579 |
|
return("bad mesh modifier range"); |
| 580 |
+ |
if (mp->nmats > 0) /* allocate during preload_objs()! */ |
| 581 |
+ |
getmeshpseudo(mp, mp->mat0); |
| 582 |
|
for (i = mp->mat0+mp->nmats; i-- > mp->mat0; ) { |
| 583 |
|
int otyp = objptr(i)->otype; |
| 584 |
|
if (!ismodifier(otyp)) { |
| 591 |
|
if (mp->npatches <= 0) |
| 592 |
|
error(WARNING, "no patches in mesh"); |
| 593 |
|
for (i = 0; i < mp->npatches; i++) { |
| 594 |
< |
register MESHPATCH *pp = &mp->patch[i]; |
| 594 |
> |
MESHPATCH *pp = &mp->patch[i]; |
| 595 |
|
if (pp->nverts <= 0) |
| 596 |
|
error(WARNING, "no vertices in patch"); |
| 597 |
|
else { |
| 600 |
|
if (nouvbounds && pp->uv != NULL) |
| 601 |
|
return("unreferenced uv coordinates"); |
| 602 |
|
} |
| 603 |
< |
if (pp->ntris > 0 && pp->tri == NULL) |
| 604 |
< |
return("missing patch triangle list"); |
| 605 |
< |
if (pp->nj1tris > 0 && pp->j1tri == NULL) |
| 606 |
< |
return("missing patch joiner triangle list"); |
| 607 |
< |
if (pp->nj2tris > 0 && pp->j2tri == NULL) |
| 608 |
< |
return("missing patch double-joiner list"); |
| 603 |
> |
if (pp->ntris > 0) { |
| 604 |
> |
struct PTri *tp = pp->tri; |
| 605 |
> |
if (tp == NULL) |
| 606 |
> |
return("missing patch triangle list"); |
| 607 |
> |
if (mp->nmats <= 0) |
| 608 |
> |
j = -1; |
| 609 |
> |
else if (pp->trimat == NULL) |
| 610 |
> |
j = ((pp->solemat < 0) | (pp->solemat >= mp->nmats)) - 1; |
| 611 |
> |
else |
| 612 |
> |
for (j = pp->ntris; j--; ) |
| 613 |
> |
if ((pp->trimat[j] < 0) | |
| 614 |
> |
(pp->trimat[j] >= mp->nmats)) |
| 615 |
> |
break; |
| 616 |
> |
if (j >= 0) |
| 617 |
> |
return("bad local triangle material"); |
| 618 |
> |
for (j = pp->ntris; j--; tp++) |
| 619 |
> |
if ((tp->v1 >= pp->nverts) | (tp->v2 >= pp->nverts) | |
| 620 |
> |
(tp->v3 >= pp->nverts)) |
| 621 |
> |
return("bad local triangle index"); |
| 622 |
> |
} |
| 623 |
> |
if (pp->nj1tris > 0) { |
| 624 |
> |
struct PJoin1 *j1p = pp->j1tri; |
| 625 |
> |
if (j1p == NULL) |
| 626 |
> |
return("missing patch joiner triangle list"); |
| 627 |
> |
for (j = pp->nj1tris; j--; j1p++) { |
| 628 |
> |
if (mp->nmats > 0 && |
| 629 |
> |
(j1p->mat < 0) | (j1p->mat >= mp->nmats)) |
| 630 |
> |
return("bad j1 triangle material"); |
| 631 |
> |
if (!getmeshvert(&mv, mp, j1p->v1j, MT_V)) |
| 632 |
> |
return("bad j1 triangle joiner"); |
| 633 |
> |
if ((j1p->v2 >= pp->nverts) | (j1p->v3 >= pp->nverts)) |
| 634 |
> |
return("bad j1 triangle local index"); |
| 635 |
> |
} |
| 636 |
> |
} |
| 637 |
> |
if (pp->nj2tris > 0) { |
| 638 |
> |
struct PJoin2 *j2p = pp->j2tri; |
| 639 |
> |
if (j2p == NULL) |
| 640 |
> |
return("missing patch double-joiner list"); |
| 641 |
> |
for (j = pp->nj2tris; j--; j2p++) { |
| 642 |
> |
if (mp->nmats > 0 && |
| 643 |
> |
(j2p->mat < 0) | (j2p->mat >= mp->nmats)) |
| 644 |
> |
return("bad j2 triangle material"); |
| 645 |
> |
if (!getmeshvert(&mv, mp, j2p->v1j, MT_V) | |
| 646 |
> |
!getmeshvert(&mv, mp, j2p->v2j, MT_V)) |
| 647 |
> |
return("bad j2 triangle joiner"); |
| 648 |
> |
if (j2p->v3 >= pp->nverts) |
| 649 |
> |
return("bad j2 triangle local index"); |
| 650 |
> |
} |
| 651 |
> |
} |
| 652 |
|
} |
| 653 |
|
} |
| 654 |
< |
return(NULL); /* seems OK */ |
| 654 |
> |
return(NULL); /* seems to be self-consistent */ |
| 655 |
|
} |
| 656 |
|
|
| 657 |
|
|
| 658 |
|
static void |
| 659 |
< |
tallyoctree(ot, ecp, lcp, ocp) /* tally octree size */ |
| 660 |
< |
OCTREE ot; |
| 661 |
< |
int *ecp, *lcp, *ocp; |
| 659 |
> |
tallyoctree( /* tally octree size */ |
| 660 |
> |
OCTREE ot, |
| 661 |
> |
int *ecp, |
| 662 |
> |
int *lcp, |
| 663 |
> |
int *ocp |
| 664 |
> |
) |
| 665 |
|
{ |
| 666 |
|
int i; |
| 667 |
|
|
| 682 |
|
|
| 683 |
|
|
| 684 |
|
void |
| 685 |
< |
printmeshstats(ms, fp) /* print out mesh statistics */ |
| 686 |
< |
MESH *ms; |
| 687 |
< |
FILE *fp; |
| 685 |
> |
printmeshstats( /* print out mesh statistics */ |
| 686 |
> |
MESH *ms, |
| 687 |
> |
FILE *fp |
| 688 |
> |
) |
| 689 |
|
{ |
| 690 |
|
int lfcnt=0, lecnt=0, locnt=0; |
| 691 |
|
int vcnt=0, ncnt=0, uvcnt=0; |
| 695 |
|
|
| 696 |
|
tallyoctree(ms->mcube.cutree, &lecnt, &lfcnt, &locnt); |
| 697 |
|
for (i = 0; i < ms->npatches; i++) { |
| 698 |
< |
register MESHPATCH *pp = &ms->patch[i]; |
| 698 |
> |
MESHPATCH *pp = &ms->patch[i]; |
| 699 |
|
vcnt += pp->nverts; |
| 700 |
|
if (pp->norm != NULL) { |
| 701 |
|
for (j = pp->nverts; j--; ) |
| 737 |
|
|
| 738 |
|
|
| 739 |
|
void |
| 740 |
< |
freemesh(ms) /* free mesh data */ |
| 647 |
< |
register MESH *ms; |
| 740 |
> |
freemesh(MESH *ms) /* free mesh data */ |
| 741 |
|
{ |
| 742 |
|
MESH mhead; |
| 743 |
|
MESH *msp; |
| 765 |
|
octfree(ms->mcube.cutree); |
| 766 |
|
lu_done(&ms->lut); |
| 767 |
|
if (ms->npatches > 0) { |
| 768 |
< |
register MESHPATCH *pp = ms->patch + ms->npatches; |
| 768 |
> |
MESHPATCH *pp = ms->patch + ms->npatches; |
| 769 |
|
while (pp-- > ms->patch) { |
| 770 |
|
if (pp->j2tri != NULL) |
| 771 |
< |
free((void *)pp->j2tri); |
| 771 |
> |
free(pp->j2tri); |
| 772 |
|
if (pp->j1tri != NULL) |
| 773 |
< |
free((void *)pp->j1tri); |
| 773 |
> |
free(pp->j1tri); |
| 774 |
|
if (pp->tri != NULL) |
| 775 |
< |
free((void *)pp->tri); |
| 775 |
> |
free(pp->tri); |
| 776 |
|
if (pp->uv != NULL) |
| 777 |
< |
free((void *)pp->uv); |
| 777 |
> |
free(pp->uv); |
| 778 |
|
if (pp->norm != NULL) |
| 779 |
< |
free((void *)pp->norm); |
| 779 |
> |
free(pp->norm); |
| 780 |
|
if (pp->xyz != NULL) |
| 781 |
< |
free((void *)pp->xyz); |
| 781 |
> |
free(pp->xyz); |
| 782 |
> |
if (pp->trimat != NULL) |
| 783 |
> |
free(pp->trimat); |
| 784 |
|
} |
| 785 |
< |
free((void *)ms->patch); |
| 785 |
> |
free(ms->patch); |
| 786 |
|
} |
| 787 |
|
if (ms->pseudo != NULL) |
| 788 |
< |
free((void *)ms->pseudo); |
| 789 |
< |
free((void *)ms); |
| 788 |
> |
free(ms->pseudo); |
| 789 |
> |
free(ms); |
| 790 |
|
} |
| 791 |
|
|
| 792 |
|
|
| 793 |
|
void |
| 794 |
< |
freemeshinst(o) /* free mesh instance */ |
| 700 |
< |
OBJREC *o; |
| 794 |
> |
freemeshinst(OBJREC *o) /* free mesh instance */ |
| 795 |
|
{ |
| 796 |
|
if (o->os == NULL) |
| 797 |
|
return; |
| 798 |
|
freemesh((*(MESHINST *)o->os).msh); |
| 799 |
< |
free((void *)o->os); |
| 799 |
> |
free(o->os); |
| 800 |
|
o->os = NULL; |
| 801 |
|
} |
