| 5 |
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* Mesh support routines |
| 6 |
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*/ |
| 7 |
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|
| 8 |
+ |
#include <string.h> |
| 9 |
+ |
|
| 10 |
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#include "standard.h" |
| 11 |
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#include "octree.h" |
| 12 |
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#include "object.h" |
| 16 |
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/* An encoded mesh vertex */ |
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typedef struct { |
| 18 |
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int fl; |
| 19 |
< |
uint4 xyz[3]; |
| 20 |
< |
int4 norm; |
| 21 |
< |
uint4 uv[2]; |
| 19 |
> |
uint32 xyz[3]; |
| 20 |
> |
int32 norm; |
| 21 |
> |
uint32 uv[2]; |
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} MCVERT; |
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|
| 24 |
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#define MPATCHBLKSIZ 128 /* patch allocation block size */ |
| 70 |
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|
| 71 |
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|
| 72 |
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MESH * |
| 73 |
< |
getmesh(mname, flags) /* get mesh data */ |
| 73 |
> |
getmesh(mname, flags) /* get new mesh data reference */ |
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char *mname; |
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int flags; |
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{ |
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flags &= IO_LEGAL; |
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for (ms = mlist; ms != NULL; ms = ms->next) |
| 82 |
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if (!strcmp(mname, ms->name)) { |
| 83 |
< |
if ((ms->ldflags & flags) == flags) { |
| 84 |
< |
ms->nref++; |
| 83 |
< |
return(ms); /* loaded */ |
| 84 |
< |
} |
| 85 |
< |
break; /* load the rest */ |
| 83 |
> |
ms->nref++; /* increase reference count */ |
| 84 |
> |
break; |
| 85 |
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} |
| 86 |
< |
if (ms == NULL) { |
| 86 |
> |
if (ms == NULL) { /* load first time */ |
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ms = (MESH *)calloc(1, sizeof(MESH)); |
| 88 |
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if (ms == NULL) |
| 89 |
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error(SYSTEM, "out of memory in getmesh"); |
| 127 |
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ins->msh = NULL; |
| 128 |
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o->os = (char *)ins; |
| 129 |
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} |
| 130 |
< |
if (ins->msh == NULL || (ins->msh->ldflags & flags) != flags) |
| 130 |
> |
if (ins->msh == NULL) |
| 131 |
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ins->msh = getmesh(o->oargs.sarg[0], flags); |
| 132 |
+ |
else if ((flags &= ~ins->msh->ldflags)) |
| 133 |
+ |
readmesh(ins->msh, |
| 134 |
+ |
getpath(o->oargs.sarg[0], getrlibpath(), R_OK), |
| 135 |
+ |
flags); |
| 136 |
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return(ins); |
| 137 |
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} |
| 138 |
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|
| 139 |
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|
| 140 |
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int |
| 141 |
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getmeshtrivid(tvid, mo, mp, ti) /* get triangle vertex ID's */ |
| 142 |
< |
int4 tvid[3]; |
| 142 |
> |
int32 tvid[3]; |
| 143 |
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OBJECT *mo; |
| 144 |
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MESH *mp; |
| 145 |
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OBJECT ti; |
| 202 |
|
getmeshvert(vp, mp, vid, what) /* get triangle vertex from ID */ |
| 203 |
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MESHVERT *vp; |
| 204 |
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MESH *mp; |
| 205 |
< |
int4 vid; |
| 205 |
> |
int32 vid; |
| 206 |
|
int what; |
| 207 |
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{ |
| 208 |
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int pn = vid >> 8; |
| 272 |
|
OBJECT ti; |
| 273 |
|
int wha; |
| 274 |
|
{ |
| 275 |
< |
int4 tvid[3]; |
| 275 |
> |
int32 tvid[3]; |
| 276 |
|
|
| 277 |
|
if (!getmeshtrivid(tvid, mo, mp, ti)) |
| 278 |
|
return(0); |
| 285 |
|
} |
| 286 |
|
|
| 287 |
|
|
| 288 |
< |
int4 |
| 288 |
> |
int32 |
| 289 |
|
addmeshvert(mp, vp) /* find/add a mesh vertex */ |
| 290 |
|
register MESH *mp; |
| 291 |
|
MESHVERT *vp; |
| 302 |
|
return(-1); |
| 303 |
|
if (vp->v[i] >= mp->mcube.cuorg[i] + mp->mcube.cusize) |
| 304 |
|
return(-1); |
| 305 |
< |
cv.xyz[i] = (uint4)(4294967296. * |
| 305 |
> |
cv.xyz[i] = (uint32)(4294967296. * |
| 306 |
|
(vp->v[i] - mp->mcube.cuorg[i]) / |
| 307 |
|
mp->mcube.cusize); |
| 308 |
|
} |
| 314 |
|
return(-1); |
| 315 |
|
if (vp->uv[i] >= mp->uvlim[1][i]) |
| 316 |
|
return(-1); |
| 317 |
< |
cv.uv[i] = (uint4)(4294967296. * |
| 317 |
> |
cv.uv[i] = (uint32)(4294967296. * |
| 318 |
|
(vp->uv[i] - mp->uvlim[0][i]) / |
| 319 |
|
(mp->uvlim[1][i] - mp->uvlim[0][i])); |
| 320 |
|
} |
| 331 |
|
if (lvp == NULL) |
| 332 |
|
goto nomem; |
| 333 |
|
if (lvp->key == NULL) { |
| 334 |
< |
lvp->key = (char *)malloc(sizeof(MCVERT)+sizeof(int4)); |
| 335 |
< |
bcopy((void *)&cv, (void *)lvp->key, sizeof(MCVERT)); |
| 334 |
> |
lvp->key = (char *)malloc(sizeof(MCVERT)+sizeof(int32)); |
| 335 |
> |
memcpy((void *)lvp->key, (void *)&cv, sizeof(MCVERT)); |
| 336 |
|
} |
| 337 |
|
if (lvp->data == NULL) { /* new vertex */ |
| 338 |
|
register MESHPATCH *pp; |
| 348 |
|
(void *)mp->patch, |
| 349 |
|
(mp->npatches + MPATCHBLKSIZ)* |
| 350 |
|
sizeof(MESHPATCH)); |
| 351 |
< |
bzero((void *)(mp->patch + mp->npatches), |
| 351 |
> |
memset((void *)(mp->patch + mp->npatches), '\0', |
| 352 |
|
MPATCHBLKSIZ*sizeof(MESHPATCH)); |
| 353 |
|
} |
| 354 |
|
if (mp->npatches++ >= 1L<<22) |
| 356 |
|
} |
| 357 |
|
pp = &mp->patch[mp->npatches-1]; |
| 358 |
|
if (pp->xyz == NULL) { |
| 359 |
< |
pp->xyz = (uint4 (*)[3])calloc(256, 3*sizeof(int4)); |
| 359 |
> |
pp->xyz = (uint32 (*)[3])calloc(256, 3*sizeof(int32)); |
| 360 |
|
if (pp->xyz == NULL) |
| 361 |
|
goto nomem; |
| 362 |
|
} |
| 364 |
|
pp->xyz[pp->nverts][i] = cv.xyz[i]; |
| 365 |
|
if (cv.fl & MT_N) { |
| 366 |
|
if (pp->norm == NULL) { |
| 367 |
< |
pp->norm = (int4 *)calloc(256, sizeof(int4)); |
| 367 |
> |
pp->norm = (int32 *)calloc(256, sizeof(int32)); |
| 368 |
|
if (pp->norm == NULL) |
| 369 |
|
goto nomem; |
| 370 |
|
} |
| 372 |
|
} |
| 373 |
|
if (cv.fl & MT_UV) { |
| 374 |
|
if (pp->uv == NULL) { |
| 375 |
< |
pp->uv = (uint4 (*)[2])calloc(256, |
| 376 |
< |
2*sizeof(uint4)); |
| 375 |
> |
pp->uv = (uint32 (*)[2])calloc(256, |
| 376 |
> |
2*sizeof(uint32)); |
| 377 |
|
if (pp->uv == NULL) |
| 378 |
|
goto nomem; |
| 379 |
|
} |
| 382 |
|
} |
| 383 |
|
pp->nverts++; |
| 384 |
|
lvp->data = lvp->key + sizeof(MCVERT); |
| 385 |
< |
*(int4 *)lvp->data = (mp->npatches-1) << 8 | (pp->nverts-1); |
| 385 |
> |
*(int32 *)lvp->data = (mp->npatches-1) << 8 | (pp->nverts-1); |
| 386 |
|
} |
| 387 |
< |
return(*(int4 *)lvp->data); |
| 387 |
> |
return(*(int32 *)lvp->data); |
| 388 |
|
nomem: |
| 389 |
|
error(SYSTEM, "out of memory in addmeshvert"); |
| 390 |
|
return(-1); |
| 397 |
|
MESHVERT tv[3]; |
| 398 |
|
OBJECT mo; |
| 399 |
|
{ |
| 400 |
< |
int4 vid[3], t; |
| 400 |
> |
int32 vid[3], t; |
| 401 |
|
int pn[3], i; |
| 402 |
|
register MESHPATCH *pp; |
| 403 |
|
|
| 431 |
|
if (pp->ntris == 0) |
| 432 |
|
pp->solemat = mo; |
| 433 |
|
else if (pp->trimat == NULL && mo != pp->solemat) { |
| 434 |
< |
pp->trimat = (int2 *)malloc( |
| 435 |
< |
512*sizeof(int2)); |
| 434 |
> |
pp->trimat = (int16 *)malloc( |
| 435 |
> |
512*sizeof(int16)); |
| 436 |
|
if (pp->trimat == NULL) |
| 437 |
|
goto nomem; |
| 438 |
|
for (i = pp->ntris; i--; ) |
| 611 |
|
t2cnt += pp->nj2tris; |
| 612 |
|
} |
| 613 |
|
fprintf(fp, "Mesh statistics:\n"); |
| 614 |
< |
fprintf(fp, "\t%d materials\n", ms->nmats); |
| 614 |
> |
fprintf(fp, "\t%ld materials\n", ms->nmats); |
| 615 |
|
fprintf(fp, "\t%d patches (%.2f MBytes)\n", ms->npatches, |
| 616 |
|
(ms->npatches*sizeof(MESHPATCH) + |
| 617 |
< |
vcnt*3*sizeof(uint4) + |
| 618 |
< |
nscnt*sizeof(int4) + |
| 619 |
< |
uvscnt*2*sizeof(uint4) + |
| 617 |
> |
vcnt*3*sizeof(uint32) + |
| 618 |
> |
nscnt*sizeof(int32) + |
| 619 |
> |
uvscnt*2*sizeof(uint32) + |
| 620 |
|
tcnt*sizeof(struct PTri) + |
| 621 |
|
t1cnt*sizeof(struct PJoin1) + |
| 622 |
|
t2cnt*sizeof(struct PJoin2))/(1024.*1024.)); |