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#include <string.h> |
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< |
#include "standard.h" |
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> |
#include "rtio.h" |
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> |
#include "rtmath.h" |
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> |
#include "rterror.h" |
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> |
#include "paths.h" |
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#include "octree.h" |
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#include "object.h" |
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#include "otypes.h" |
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static unsigned long |
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< |
cvhash(cvp) /* hash an encoded vertex */ |
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< |
MCVERT *cvp; |
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> |
cvhash(const char *p) /* hash an encoded vertex */ |
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{ |
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+ |
const MCVERT *cvp = (const MCVERT *)p; |
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unsigned long hval; |
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if (!(cvp->fl & MT_V)) |
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static int |
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< |
cvcmp(v1, v2) /* compare encoded vertices */ |
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< |
register MCVERT *v1, *v2; |
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> |
cvcmp(const char *vv1, const char *vv2) /* compare encoded vertices */ |
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{ |
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+ |
const MCVERT *v1 = (const MCVERT *)vv1, *v2 = (const MCVERT *)vv2; |
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|
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if (v1->fl != v2->fl) |
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return(1); |
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if (v1->xyz[0] != v2->xyz[0]) |
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MESH * |
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< |
getmesh(mname, flags) /* get new mesh data reference */ |
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< |
char *mname; |
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< |
int flags; |
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> |
getmesh( /* 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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{ |
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char *pathname; |
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< |
register MESH *ms; |
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> |
MESH *ms; |
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flags &= IO_LEGAL; |
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for (ms = mlist; ms != NULL; ms = ms->next) |
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< |
if (!strcmp(mname, ms->name)) |
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> |
if (!strcmp(mname, ms->name)) { |
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> |
ms->nref++; /* increase reference count */ |
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break; |
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+ |
} |
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if (ms == NULL) { /* load first time */ |
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ms = (MESH *)calloc(1, sizeof(MESH)); |
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if (ms == NULL) |
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error(SYSTEM, "out of memory in getmesh"); |
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ms->name = savestr(mname); |
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ms->nref = 1; |
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ms->mcube.cutree = EMPTY; |
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ms->next = mlist; |
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mlist = ms; |
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} |
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if ((pathname = getpath(mname, getrlibpath(), R_OK)) == NULL) { |
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sprintf(errmsg, "cannot find mesh file \"%s\"", mname); |
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< |
error(USER, errmsg); |
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> |
error(SYSTEM, errmsg); |
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} |
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flags &= ~ms->ldflags; |
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if (flags) |
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readmesh(ms, pathname, flags); |
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– |
ms->nref++; /* increase reference count */ |
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return(ms); |
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} |
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MESHINST * |
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< |
getmeshinst(o, flags) /* create mesh instance */ |
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< |
OBJREC *o; |
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< |
int flags; |
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> |
getmeshinst( /* create mesh instance */ |
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> |
OBJREC *o, |
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> |
int flags |
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> |
) |
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{ |
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< |
register MESHINST *ins; |
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> |
MESHINST *ins; |
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flags &= IO_LEGAL; |
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if ((ins = (MESHINST *)o->os) == NULL) { |
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int |
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< |
getmeshtrivid(tvid, mo, mp, ti) /* get triangle vertex ID's */ |
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< |
int32 tvid[3]; |
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< |
OBJECT *mo; |
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< |
MESH *mp; |
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< |
OBJECT ti; |
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> |
nextmeshtri( /* get next triangle ID */ |
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> |
OBJECT *tip, |
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> |
MESH *mp |
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> |
) |
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{ |
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+ |
int pn; |
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MESHPATCH *pp; |
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|
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+ |
pn = ++(*tip) >> 10; /* next triangle (OVOID init) */ |
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+ |
while (pn < mp->npatches) { |
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+ |
pp = &mp->patch[pn]; |
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+ |
if (!(*tip & 0x200)) { /* local triangle? */ |
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+ |
if ((*tip & 0x1ff) < pp->ntris) |
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+ |
return(1); |
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+ |
*tip &= ~0x1ff; /* move on to single-joiners */ |
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+ |
*tip |= 0x200; |
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+ |
} |
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+ |
if (!(*tip & 0x100)) { /* single joiner? */ |
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+ |
if ((*tip & 0xff) < pp->nj1tris) |
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+ |
return(1); |
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+ |
*tip &= ~0xff; /* move on to double-joiners */ |
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+ |
*tip |= 0x100; |
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+ |
} |
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+ |
if ((*tip & 0xff) < pp->nj2tris) |
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+ |
return(1); |
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+ |
*tip = ++pn << 10; /* first in next patch */ |
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+ |
} |
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+ |
return(0); /* out of patches */ |
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+ |
} |
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+ |
|
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+ |
int |
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+ |
getmeshtrivid( /* get triangle vertex ID's */ |
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+ |
int32 tvid[3], |
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+ |
OBJECT *mo, |
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+ |
MESH *mp, |
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+ |
OBJECT ti |
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+ |
) |
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+ |
{ |
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int pn = ti >> 10; |
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MESHPATCH *pp; |
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int |
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< |
getmeshvert(vp, mp, vid, what) /* get triangle vertex from ID */ |
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< |
MESHVERT *vp; |
| 242 |
< |
MESH *mp; |
| 243 |
< |
int32 vid; |
| 244 |
< |
int what; |
| 240 |
> |
getmeshvert( /* get triangle vertex from ID */ |
| 241 |
> |
MESHVERT *vp, |
| 242 |
> |
MESH *mp, |
| 243 |
> |
int32 vid, |
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> |
int what |
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> |
) |
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{ |
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int pn = vid >> 8; |
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MESHPATCH *pp; |
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double vres; |
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< |
register int i; |
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> |
int i; |
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vp->fl = 0; |
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if (pn >= mp->npatches) |
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OBJREC * |
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< |
getmeshpseudo(mp, mo) /* get mesh pseudo object for material */ |
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< |
MESH *mp; |
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< |
OBJECT mo; |
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> |
getmeshpseudo( /* get mesh pseudo object for material */ |
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> |
MESH *mp, |
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> |
OBJECT mo |
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> |
) |
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{ |
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if (mo < mp->mat0 || mo >= mp->mat0 + mp->nmats) |
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error(INTERNAL, "modifier out of range in getmeshpseudo"); |
| 292 |
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if (mp->pseudo == NULL) { |
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< |
register int i; |
| 293 |
> |
int i; |
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mp->pseudo = (OBJREC *)calloc(mp->nmats, sizeof(OBJREC)); |
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if (mp->pseudo == NULL) |
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error(SYSTEM, "out of memory in getmeshpseudo"); |
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int |
| 308 |
< |
getmeshtri(tv, mo, mp, ti, wha) /* get triangle vertices */ |
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< |
MESHVERT tv[3]; |
| 310 |
< |
OBJECT *mo; |
| 311 |
< |
MESH *mp; |
| 312 |
< |
OBJECT ti; |
| 313 |
< |
int wha; |
| 308 |
> |
getmeshtri( /* get triangle vertices */ |
| 309 |
> |
MESHVERT tv[3], |
| 310 |
> |
OBJECT *mo, |
| 311 |
> |
MESH *mp, |
| 312 |
> |
OBJECT ti, |
| 313 |
> |
int wha |
| 314 |
> |
) |
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{ |
| 316 |
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int32 tvid[3]; |
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int32 |
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< |
addmeshvert(mp, vp) /* find/add a mesh vertex */ |
| 331 |
< |
register MESH *mp; |
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< |
MESHVERT *vp; |
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> |
addmeshvert( /* find/add a mesh vertex */ |
| 331 |
> |
MESH *mp, |
| 332 |
> |
MESHVERT *vp |
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> |
) |
| 334 |
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{ |
| 335 |
< |
LUENT *lvp; |
| 336 |
< |
MCVERT cv; |
| 337 |
< |
register int i; |
| 335 |
> |
LUENT *lvp; |
| 336 |
> |
MCVERT cv; |
| 337 |
> |
int i; |
| 338 |
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|
| 339 |
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if (!(vp->fl & MT_V)) |
| 340 |
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return(-1); |
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(vp->v[i] - mp->mcube.cuorg[i]) / |
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mp->mcube.cusize); |
| 350 |
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} |
| 351 |
< |
if (vp->fl & MT_N) |
| 351 |
> |
if (vp->fl & MT_N) /* assumes normalized! */ |
| 352 |
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cv.norm = encodedir(vp->n); |
| 353 |
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if (vp->fl & MT_UV) |
| 354 |
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for (i = 0; i < 2; i++) { |
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memcpy((void *)lvp->key, (void *)&cv, sizeof(MCVERT)); |
| 378 |
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} |
| 379 |
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if (lvp->data == NULL) { /* new vertex */ |
| 380 |
< |
register MESHPATCH *pp; |
| 380 |
> |
MESHPATCH *pp; |
| 381 |
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if (mp->npatches <= 0) { |
| 382 |
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mp->patch = (MESHPATCH *)calloc(MPATCHBLKSIZ, |
| 383 |
|
sizeof(MESHPATCH)); |
| 434 |
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|
| 435 |
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| 436 |
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OBJECT |
| 437 |
< |
addmeshtri(mp, tv, mo) /* add a new mesh triangle */ |
| 438 |
< |
MESH *mp; |
| 439 |
< |
MESHVERT tv[3]; |
| 440 |
< |
OBJECT mo; |
| 437 |
> |
addmeshtri( /* add a new mesh triangle */ |
| 438 |
> |
MESH *mp, |
| 439 |
> |
MESHVERT tv[3], |
| 440 |
> |
OBJECT mo |
| 441 |
> |
) |
| 442 |
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{ |
| 443 |
< |
int32 vid[3], t; |
| 444 |
< |
int pn[3], i; |
| 445 |
< |
register MESHPATCH *pp; |
| 443 |
> |
int32 vid[3], t; |
| 444 |
> |
int pn[3], i; |
| 445 |
> |
MESHPATCH *pp; |
| 446 |
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|
| 447 |
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if (!(tv[0].fl & tv[1].fl & tv[2].fl & MT_V)) |
| 448 |
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return(OVOID); |
| 453 |
|
pn[i] = vid[i] >> 8; |
| 454 |
|
} |
| 455 |
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/* normalize material index */ |
| 456 |
< |
if (mo != OVOID) |
| 456 |
> |
if (mo != OVOID) { |
| 457 |
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if ((mo -= mp->mat0) >= mp->nmats) |
| 458 |
|
mp->nmats = mo+1; |
| 459 |
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else if (mo < 0) |
| 460 |
|
error(INTERNAL, "modifier range error in addmeshtri"); |
| 461 |
+ |
} |
| 462 |
|
/* assign triangle */ |
| 463 |
< |
if (pn[0] == pn[1] && pn[1] == pn[2]) { /* local case */ |
| 463 |
> |
if ((pn[0] == pn[1]) & (pn[1] == pn[2])) { /* local case */ |
| 464 |
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pp = &mp->patch[pn[0]]; |
| 465 |
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if (pp->tri == NULL) { |
| 466 |
|
pp->tri = (struct PTri *)malloc( |
| 486 |
|
pp->trimat[pp->ntris] = mo; |
| 487 |
|
return(pn[0] << 10 | pp->ntris++); |
| 488 |
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} |
| 489 |
< |
} |
| 444 |
< |
if (pn[0] == pn[1]) { |
| 489 |
> |
} else if (pn[0] == pn[1]) { |
| 490 |
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t = vid[2]; vid[2] = vid[1]; vid[1] = vid[0]; vid[0] = t; |
| 491 |
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i = pn[2]; pn[2] = pn[1]; pn[1] = pn[0]; pn[0] = i; |
| 492 |
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} else if (pn[0] == pn[2]) { |
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|
| 532 |
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|
| 533 |
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char * |
| 534 |
< |
checkmesh(mp) /* validate mesh data */ |
| 490 |
< |
register MESH *mp; |
| 534 |
> |
checkmesh(MESH *mp) /* validate mesh data */ |
| 535 |
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{ |
| 536 |
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static char embuf[128]; |
| 537 |
|
int nouvbounds = 1; |
| 538 |
< |
register int i; |
| 538 |
> |
int i; |
| 539 |
|
/* basic checks */ |
| 540 |
|
if (mp == NULL) |
| 541 |
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return("NULL mesh pointer"); |
| 575 |
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if (mp->npatches <= 0) |
| 576 |
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error(WARNING, "no patches in mesh"); |
| 577 |
|
for (i = 0; i < mp->npatches; i++) { |
| 578 |
< |
register MESHPATCH *pp = &mp->patch[i]; |
| 578 |
> |
MESHPATCH *pp = &mp->patch[i]; |
| 579 |
|
if (pp->nverts <= 0) |
| 580 |
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error(WARNING, "no vertices in patch"); |
| 581 |
|
else { |
| 584 |
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if (nouvbounds && pp->uv != NULL) |
| 585 |
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return("unreferenced uv coordinates"); |
| 586 |
|
} |
| 543 |
– |
if (pp->ntris + pp->nj1tris + pp->nj2tris <= 0) |
| 544 |
– |
error(WARNING, "no triangles in patch"); |
| 587 |
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if (pp->ntris > 0 && pp->tri == NULL) |
| 588 |
|
return("missing patch triangle list"); |
| 589 |
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if (pp->nj1tris > 0 && pp->j1tri == NULL) |
| 597 |
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|
| 598 |
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|
| 599 |
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static void |
| 600 |
< |
tallyoctree(ot, ecp, lcp, ocp) /* tally octree size */ |
| 601 |
< |
OCTREE ot; |
| 602 |
< |
int *ecp, *lcp, *ocp; |
| 600 |
> |
tallyoctree( /* tally octree size */ |
| 601 |
> |
OCTREE ot, |
| 602 |
> |
int *ecp, |
| 603 |
> |
int *lcp, |
| 604 |
> |
int *ocp |
| 605 |
> |
) |
| 606 |
|
{ |
| 607 |
|
int i; |
| 608 |
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|
| 623 |
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|
| 624 |
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|
| 625 |
|
void |
| 626 |
< |
printmeshstats(ms, fp) /* print out mesh statistics */ |
| 627 |
< |
MESH *ms; |
| 628 |
< |
FILE *fp; |
| 626 |
> |
printmeshstats( /* print out mesh statistics */ |
| 627 |
> |
MESH *ms, |
| 628 |
> |
FILE *fp |
| 629 |
> |
) |
| 630 |
|
{ |
| 631 |
|
int lfcnt=0, lecnt=0, locnt=0; |
| 632 |
|
int vcnt=0, ncnt=0, uvcnt=0; |
| 636 |
|
|
| 637 |
|
tallyoctree(ms->mcube.cutree, &lecnt, &lfcnt, &locnt); |
| 638 |
|
for (i = 0; i < ms->npatches; i++) { |
| 639 |
< |
register MESHPATCH *pp = &ms->patch[i]; |
| 639 |
> |
MESHPATCH *pp = &ms->patch[i]; |
| 640 |
|
vcnt += pp->nverts; |
| 641 |
|
if (pp->norm != NULL) { |
| 642 |
|
for (j = pp->nverts; j--; ) |
| 655 |
|
t2cnt += pp->nj2tris; |
| 656 |
|
} |
| 657 |
|
fprintf(fp, "Mesh statistics:\n"); |
| 658 |
< |
fprintf(fp, "\t%d materials\n", ms->nmats); |
| 658 |
> |
fprintf(fp, "\t%ld materials\n", (long)ms->nmats); |
| 659 |
|
fprintf(fp, "\t%d patches (%.2f MBytes)\n", ms->npatches, |
| 660 |
|
(ms->npatches*sizeof(MESHPATCH) + |
| 661 |
|
vcnt*3*sizeof(uint32) + |
| 678 |
|
|
| 679 |
|
|
| 680 |
|
void |
| 681 |
< |
freemesh(ms) /* free mesh data */ |
| 636 |
< |
register MESH *ms; |
| 681 |
> |
freemesh(MESH *ms) /* free mesh data */ |
| 682 |
|
{ |
| 683 |
|
MESH mhead; |
| 684 |
|
MESH *msp; |
| 706 |
|
octfree(ms->mcube.cutree); |
| 707 |
|
lu_done(&ms->lut); |
| 708 |
|
if (ms->npatches > 0) { |
| 709 |
< |
register MESHPATCH *pp = ms->patch + ms->npatches; |
| 709 |
> |
MESHPATCH *pp = ms->patch + ms->npatches; |
| 710 |
|
while (pp-- > ms->patch) { |
| 711 |
|
if (pp->j2tri != NULL) |
| 712 |
|
free((void *)pp->j2tri); |
| 730 |
|
|
| 731 |
|
|
| 732 |
|
void |
| 733 |
< |
freemeshinst(o) /* free mesh instance */ |
| 689 |
< |
OBJREC *o; |
| 733 |
> |
freemeshinst(OBJREC *o) /* free mesh instance */ |
| 734 |
|
{ |
| 735 |
|
if (o->os == NULL) |
| 736 |
|
return; |