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/* Copyright (c) 1998 Silicon Graphics, Inc. */ |
| 2 |
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|
| 1 |
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#ifndef lint |
| 2 |
< |
static char SCCSid[] = "$SunId$ SGI"; |
| 2 |
> |
static const char RCSid[] = "$Id$"; |
| 3 |
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#endif |
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– |
|
| 4 |
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/* |
| 5 |
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* Routines for loading and displaying Radiance objects in rholo with GLX. |
| 6 |
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*/ |
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|
| 8 |
+ |
#include <string.h> |
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+ |
#include <ctype.h> |
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+ |
|
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#include "radogl.h" |
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#include "tonemap.h" |
| 13 |
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#include "rhdisp.h" |
| 14 |
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#include "rhdriver.h" |
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#include "rhdobj.h" |
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+ |
#include "rtprocess.h" |
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|
| 18 |
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extern FILE *sstdout; /* user standard output */ |
| 19 |
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|
| 20 |
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char rhdcmd[DO_NCMDS][8] = DO_INIT; /* user command list */ |
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|
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< |
int (*dobj_lightsamp)() = NULL; /* pointer to function to get lights */ |
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> |
/* pointer to function to get lights */ |
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> |
void (*dobj_lightsamp)(COLR clr, FVECT direc, FVECT pos) = NULL; |
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|
| 25 |
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#define AVGREFL 0.5 /* assumed average reflectance */ |
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|
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< |
#define MAXAC 64 /* maximum number of args */ |
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> |
#define MAXAC 512 /* maximum number of args */ |
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|
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#ifndef MINTHRESH |
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#define MINTHRESH 5.0 /* source threshold w.r.t. mean */ |
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#define NALT 11 /* # sampling altitude angles */ |
| 35 |
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#endif |
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#ifndef NAZI |
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< |
#define NAZI ((int)(PI/2.*NALT+.5)) |
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> |
#define NAZI 17 |
| 38 |
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#endif |
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|
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typedef struct dlights { |
| 55 |
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struct dobject *next; /* next object in list */ |
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char name[64]; /* object name */ |
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FVECT center; /* orig. object center */ |
| 58 |
< |
FLOAT radius; /* orig. object radius */ |
| 58 |
> |
RREAL radius; /* orig. object radius */ |
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int listid; /* GL display list identifier */ |
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< |
int rtp[3]; /* associated rtrace process */ |
| 60 |
> |
int nlists; /* number of lists allocated */ |
| 61 |
> |
SUBPROC rtp; /* associated rtrace process */ |
| 62 |
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DLIGHTS *ol; /* object lights */ |
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FULLXF xfb; /* coordinate transform */ |
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short drawcode; /* drawing code */ |
| 86 |
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|
| 87 |
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#define curname (curobj==NULL ? (char *)NULL : curobj->name) |
| 88 |
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|
| 89 |
+ |
static DOBJECT *getdobj(char *nm); |
| 90 |
+ |
static int freedobj(DOBJECT *op); |
| 91 |
+ |
static int savedxf(DOBJECT *op); |
| 92 |
+ |
static void ssph_sample(COLR clr, FVECT direc, FVECT pos); |
| 93 |
+ |
static void ssph_direc(FVECT direc, int alt, int azi); |
| 94 |
+ |
static int ssph_neigh(int sp[2], int next); |
| 95 |
+ |
static int ssph_compute(void); |
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+ |
static int getdlights(DOBJECT *op, int force); |
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+ |
static void cmderror(int cn, char *err); |
| 98 |
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|
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+ |
|
| 100 |
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static DOBJECT * |
| 101 |
< |
getdobj(nm) /* get object from list by name */ |
| 102 |
< |
char *nm; |
| 101 |
> |
getdobj( /* get object from list by name */ |
| 102 |
> |
char *nm |
| 103 |
> |
) |
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{ |
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< |
register DOBJECT *op; |
| 105 |
> |
DOBJECT *op; |
| 106 |
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|
| 107 |
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if (nm == NULL) |
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return(NULL); |
| 115 |
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} |
| 116 |
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|
| 117 |
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|
| 118 |
< |
static |
| 119 |
< |
freedobj(op) /* free resources and memory assoc. with op */ |
| 120 |
< |
register DOBJECT *op; |
| 118 |
> |
static int |
| 119 |
> |
freedobj( /* free resources and memory assoc. with op */ |
| 120 |
> |
DOBJECT *op |
| 121 |
> |
) |
| 122 |
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{ |
| 123 |
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int foundlink = 0; |
| 124 |
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DOBJECT ohead; |
| 125 |
< |
register DOBJECT *opl; |
| 125 |
> |
DOBJECT *opl; |
| 126 |
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|
| 127 |
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if (op == NULL) |
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return(0); |
| 134 |
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} |
| 135 |
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dobjects = ohead.next; |
| 136 |
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if (!foundlink) { |
| 137 |
< |
glDeleteLists(op->listid, 1); |
| 138 |
< |
close_process(op->rtp); |
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> |
glDeleteLists(op->listid, op->nlists); |
| 138 |
> |
close_process(&op->rtp); |
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} |
| 140 |
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while (op->xfac) |
| 141 |
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freestr(op->xfav[--op->xfac]); |
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< |
free((char *)op); |
| 142 |
> |
free((void *)op); |
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return(1); |
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} |
| 145 |
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|
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|
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< |
static |
| 148 |
< |
savedxf(op) /* save transform for display object */ |
| 149 |
< |
register DOBJECT *op; |
| 147 |
> |
static int |
| 148 |
> |
savedxf( /* save transform for display object */ |
| 149 |
> |
DOBJECT *op |
| 150 |
> |
) |
| 151 |
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{ |
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/* free old */ |
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while (lastxfac) |
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} |
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|
| 167 |
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|
| 168 |
< |
static |
| 169 |
< |
ssph_sample(clr, direc, pos) /* add sample to current source sphere */ |
| 170 |
< |
COLR clr; |
| 171 |
< |
FVECT direc, pos; |
| 168 |
> |
static void |
| 169 |
> |
ssph_sample( /* add sample to current source sphere */ |
| 170 |
> |
COLR clr, |
| 171 |
> |
FVECT direc, |
| 172 |
> |
FVECT pos |
| 173 |
> |
) |
| 174 |
|
{ |
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COLOR col; |
| 176 |
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double d; |
| 177 |
< |
register int alt, azi; |
| 177 |
> |
int alt, azi; |
| 178 |
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|
| 179 |
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if (dlightsets == NULL) |
| 180 |
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return; |
| 194 |
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} |
| 195 |
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|
| 196 |
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|
| 197 |
< |
static |
| 198 |
< |
ssph_direc(direc, alt, azi) /* compute sphere sampling direction */ |
| 199 |
< |
FVECT direc; |
| 200 |
< |
int alt, azi; |
| 197 |
> |
static void |
| 198 |
> |
ssph_direc( /* compute sphere sampling direction */ |
| 199 |
> |
FVECT direc, |
| 200 |
> |
int alt, |
| 201 |
> |
int azi |
| 202 |
> |
) |
| 203 |
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{ |
| 204 |
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double phi, d; |
| 205 |
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|
| 212 |
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|
| 213 |
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|
| 214 |
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static int |
| 215 |
< |
ssph_neigh(sp, next) /* neighbor counter on sphere */ |
| 216 |
< |
register int sp[2]; |
| 217 |
< |
int next; |
| 215 |
> |
ssph_neigh( /* neighbor counter on sphere */ |
| 216 |
> |
int sp[2], |
| 217 |
> |
int next |
| 218 |
> |
) |
| 219 |
|
{ |
| 220 |
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static short nneigh = 0; /* neighbor count */ |
| 221 |
|
static short neighlist[NAZI+6][2]; /* neighbor list (0 is home) */ |
| 222 |
< |
register int i; |
| 222 |
> |
int i; |
| 223 |
|
|
| 224 |
|
if (next) { |
| 225 |
|
if (nneigh <= 0) |
| 228 |
|
sp[1] = neighlist[nneigh][1]; |
| 229 |
|
return(1); |
| 230 |
|
} |
| 231 |
< |
if (sp[0] < 0 | sp[0] >= NALT | sp[1] < 0 | sp[1] >= NAZI) |
| 231 |
> |
if ((sp[0] < 0) | (sp[0] >= NALT) | (sp[1] < 0) | (sp[1] >= NAZI)) |
| 232 |
|
return(nneigh=0); |
| 233 |
|
neighlist[0][0] = sp[0]; neighlist[0][1] = sp[1]; |
| 234 |
|
nneigh = 1; |
| 278 |
|
} |
| 279 |
|
|
| 280 |
|
|
| 281 |
< |
static |
| 282 |
< |
ssph_compute() /* compute source set from sphere samples */ |
| 281 |
> |
static int |
| 282 |
> |
ssph_compute(void) /* compute source set from sphere samples */ |
| 283 |
|
{ |
| 284 |
|
int ncells, nsamps; |
| 285 |
|
COLOR csum; |
| 286 |
|
FVECT v; |
| 287 |
|
double d, thresh, maxbr; |
| 288 |
|
int maxalt, maxazi, spos[2]; |
| 289 |
< |
register int alt, azi; |
| 290 |
< |
register struct lsource *ls; |
| 289 |
> |
int alt, azi; |
| 290 |
> |
struct lsource *ls; |
| 291 |
|
/* count & average sampled cells */ |
| 292 |
|
setcolor(csum, 0., 0., 0.); |
| 293 |
|
ncells = nsamps = 0; |
| 302 |
|
nsamps += ssamp[alt][azi].nsamp; |
| 303 |
|
ncells++; |
| 304 |
|
} |
| 305 |
< |
if (dlightsets == NULL | ncells < NALT*NAZI/4) { |
| 305 |
> |
if ((dlightsets == NULL) | (ncells < NALT*NAZI/4)) { |
| 306 |
|
ncells = 0; |
| 307 |
|
goto done; |
| 308 |
|
} |
| 320 |
|
/* avg. reflected brightness */ |
| 321 |
|
d = AVGREFL / (double)ncells; |
| 322 |
|
scalecolor(csum, d); |
| 323 |
< |
if (tmCvColors(&dlightsets->larb, TM_NOCHROM, csum, 1) != TM_E_OK) |
| 323 |
> |
if (tmCvColors(tmGlobal, &dlightsets->larb, |
| 324 |
> |
TM_NOCHROM, &csum, 1) != TM_E_OK) |
| 325 |
|
error(CONSISTENCY, "tone mapping problem in ssph_compute"); |
| 326 |
|
/* greedy light source clustering */ |
| 327 |
|
while (dlightsets->nl < MAXLIGHTS) { |
| 342 |
|
continue; /* too dim */ |
| 343 |
|
ssph_direc(v, alt, azi); /* else add it in */ |
| 344 |
|
VSUM(ls->direc, ls->direc, v, d); |
| 345 |
< |
ls->omega++; |
| 345 |
> |
ls->omega += 1.; |
| 346 |
|
addcolor(ls->val, ssamp[alt][azi].val); |
| 347 |
+ |
/* remove from list */ |
| 348 |
|
setcolor(ssamp[alt][azi].val, 0., 0., 0.); |
| 349 |
+ |
ssamp[alt][azi].nsamp = 0; |
| 350 |
|
} |
| 351 |
|
d = 1./ls->omega; /* avg. brightness */ |
| 352 |
|
scalecolor(ls->val, d); |
| 361 |
|
d = 1.0/ncells; |
| 362 |
|
scalecolor(dlightsets->lamb, d); |
| 363 |
|
done: /* clear sphere sample array */ |
| 364 |
< |
bzero((char *)ssamp, sizeof(ssamp)); |
| 364 |
> |
memset((void *)ssamp, '\0', sizeof(ssamp)); |
| 365 |
|
return(ncells); |
| 366 |
|
} |
| 367 |
|
|
| 368 |
|
|
| 369 |
< |
static |
| 370 |
< |
getdlights(op, force) /* get lights for display object */ |
| 371 |
< |
register DOBJECT *op; |
| 372 |
< |
int force; |
| 369 |
> |
static int |
| 370 |
> |
getdlights( /* get lights for display object */ |
| 371 |
> |
DOBJECT *op, |
| 372 |
> |
int force |
| 373 |
> |
) |
| 374 |
|
{ |
| 375 |
|
double d2, mind2 = FHUGE*FHUGE; |
| 376 |
|
FVECT ocent; |
| 377 |
|
VIEW cvw; |
| 378 |
< |
register DLIGHTS *dl; |
| 378 |
> |
DLIGHTS *dl; |
| 379 |
|
|
| 380 |
|
op->ol = NULL; |
| 381 |
|
if (op->drawcode != DO_LIGHT) |
| 395 |
|
if (!force) |
| 396 |
|
return(0); |
| 397 |
|
/* need to compute new light set */ |
| 398 |
< |
copystruct(&cvw, &stdview); |
| 398 |
> |
cvw = stdview; |
| 399 |
|
cvw.type = VT_PER; |
| 400 |
|
VCOPY(cvw.vp, ocent); |
| 401 |
|
cvw.vup[0] = 1.; cvw.vup[1] = cvw.vup[2] = 0.; |
| 429 |
|
quit(0); |
| 430 |
|
if (!ssph_compute()) { /* compute light sources from sphere */ |
| 431 |
|
dlightsets = dl->next; |
| 432 |
< |
free((char *)dl); |
| 432 |
> |
free((void *)dl); |
| 433 |
|
return(0); |
| 434 |
|
} |
| 435 |
|
op->ol = dl; |
| 436 |
|
return(1); |
| 437 |
|
memerr: |
| 438 |
|
error(SYSTEM, "out of memory in getdlights"); |
| 439 |
+ |
return 0; /* pro forma return */ |
| 440 |
|
} |
| 441 |
|
|
| 442 |
|
|
| 443 |
< |
static int |
| 444 |
< |
cmderror(cn, err) /* report command error */ |
| 445 |
< |
int cn; |
| 446 |
< |
char *err; |
| 443 |
> |
static void |
| 444 |
> |
cmderror( /* report command error */ |
| 445 |
> |
int cn, |
| 446 |
> |
char *err |
| 447 |
> |
) |
| 448 |
|
{ |
| 449 |
|
sprintf(errmsg, "%s: %s", rhdcmd[cn], err); |
| 450 |
|
error(COMMAND, errmsg); |
| 424 |
– |
return(cn); |
| 451 |
|
} |
| 452 |
|
|
| 453 |
|
|
| 454 |
|
int |
| 455 |
< |
dobj_command(cmd, args) /* run object display command */ |
| 456 |
< |
char *cmd; |
| 457 |
< |
register char *args; |
| 455 |
> |
dobj_command( /* run object display command */ |
| 456 |
> |
char *cmd, |
| 457 |
> |
char *args |
| 458 |
> |
) |
| 459 |
|
{ |
| 460 |
< |
int cn, na, doxfm; |
| 461 |
< |
register int nn; |
| 460 |
> |
int somechange = 0; |
| 461 |
> |
int cn, na; |
| 462 |
> |
int nn; |
| 463 |
|
char *alist[MAXAC+1], *nm; |
| 464 |
|
/* find command */ |
| 465 |
|
for (cn = 0; cn < DO_NCMDS; cn++) |
| 485 |
|
dobj_load(alist[0], alist[0]); |
| 486 |
|
else if (na == 2) |
| 487 |
|
dobj_load(alist[0], alist[1]); |
| 488 |
< |
else |
| 489 |
< |
return(cmderror(cn, "need octree [name]")); |
| 488 |
> |
else { |
| 489 |
> |
cmderror(cn, "need octree [name]"); |
| 490 |
> |
return(0); |
| 491 |
> |
} |
| 492 |
|
break; |
| 493 |
|
case DO_UNLOAD: /* clear an object */ |
| 494 |
|
if (na > 1) goto toomany; |
| 495 |
|
if (na && alist[0][0] == '*') |
| 496 |
< |
dobj_cleanup(); |
| 496 |
> |
somechange += dobj_cleanup(); |
| 497 |
|
else |
| 498 |
< |
dobj_unload(na ? alist[0] : curname); |
| 498 |
> |
somechange += dobj_unload(na ? alist[0] : curname); |
| 499 |
|
break; |
| 500 |
|
case DO_XFORM: /* transform object */ |
| 501 |
|
case DO_MOVE: |
| 504 |
|
} else { |
| 505 |
|
nm = curname; nn = 0; |
| 506 |
|
} |
| 507 |
< |
if (cn == DO_MOVE && nn >= na) |
| 508 |
< |
return(cmderror(cn, "missing transform")); |
| 509 |
< |
dobj_xform(nm, cn==DO_MOVE, na-nn, alist+nn); |
| 507 |
> |
if (cn == DO_MOVE && nn >= na) { |
| 508 |
> |
cmderror(cn, "missing transform"); |
| 509 |
> |
return(0); |
| 510 |
> |
} |
| 511 |
> |
somechange += dobj_xform(nm, cn==DO_MOVE, na-nn, alist+nn); |
| 512 |
|
break; |
| 513 |
|
case DO_UNMOVE: /* undo last transform */ |
| 514 |
< |
dobj_unmove(); |
| 514 |
> |
somechange += dobj_unmove(); |
| 515 |
|
break; |
| 516 |
|
case DO_OBJECT: /* print object statistics */ |
| 517 |
|
if (dobj_putstats(na ? alist[0] : curname, sstdout)) |
| 525 |
|
break; |
| 526 |
|
switch (nn) { |
| 527 |
|
case 0: |
| 528 |
< |
return(cmderror(cn, "need new object name")); |
| 528 |
> |
cmderror(cn, "need new object name"); |
| 529 |
> |
return(0); |
| 530 |
|
case 1: |
| 531 |
|
nm = curname; |
| 532 |
|
break; |
| 539 |
|
if (!dobj_dup(nm, alist[nn-1])) |
| 540 |
|
break; |
| 541 |
|
if (na > nn) |
| 542 |
< |
dobj_xform(curname, 1, na-nn, alist+nn); |
| 542 |
> |
somechange += dobj_xform(curname, 1, na-nn, alist+nn); |
| 543 |
|
else |
| 544 |
|
curobj->drawcode = DO_HIDE; |
| 545 |
|
savedxf(curobj); |
| 549 |
|
case DO_HIDE: |
| 550 |
|
if (na > 1) goto toomany; |
| 551 |
|
dobj_lighting(na ? alist[0] : curname, cn); |
| 552 |
+ |
somechange++; |
| 553 |
|
break; |
| 554 |
|
default: |
| 555 |
|
error(CONSISTENCY, "bad command id in dobj_command"); |
| 556 |
|
} |
| 557 |
< |
dev_view(&odev.v); /* redraw */ |
| 524 |
< |
return(cn); |
| 557 |
> |
return(somechange); |
| 558 |
|
toomany: |
| 559 |
< |
return(cmderror(cn, "too many arguments")); |
| 559 |
> |
cmderror(cn, "too many arguments"); |
| 560 |
> |
return(-1); |
| 561 |
|
} |
| 562 |
|
|
| 563 |
|
|
| 564 |
< |
dobj_load(oct, nam) /* create/load an octree object */ |
| 565 |
< |
char *oct, *nam; |
| 564 |
> |
int |
| 565 |
> |
dobj_load( /* create/load an octree object */ |
| 566 |
> |
char *oct, |
| 567 |
> |
char *nam |
| 568 |
> |
) |
| 569 |
|
{ |
| 533 |
– |
extern char *getlibpath(), *getpath(); |
| 570 |
|
char *fpp, fpath[128]; |
| 571 |
< |
register DOBJECT *op; |
| 571 |
> |
DOBJECT *op; |
| 572 |
|
/* check arguments */ |
| 573 |
|
if (oct == NULL) { |
| 574 |
|
error(COMMAND, "missing octree"); |
| 578 |
|
error(COMMAND, "missing name"); |
| 579 |
|
return(0); |
| 580 |
|
} |
| 581 |
< |
if (*nam == '*' | *nam == '-') { |
| 581 |
> |
if ((*nam == '*') | (*nam == '-')) { |
| 582 |
|
error(COMMAND, "illegal name"); |
| 583 |
|
return(0); |
| 584 |
|
} |
| 587 |
|
return(0); |
| 588 |
|
} |
| 589 |
|
/* get octree path */ |
| 590 |
< |
if ((fpp = getpath(oct, getlibpath(), R_OK)) == NULL) { |
| 590 |
> |
if ((fpp = getpath(oct, getrlibpath(), R_OK)) == NULL) { |
| 591 |
|
sprintf(errmsg, "cannot find octree \"%s\"", oct); |
| 592 |
|
error(COMMAND, errmsg); |
| 593 |
|
return(0); |
| 605 |
|
op->xfav[op->xfac=0] = NULL; |
| 606 |
|
/* load octree into display list */ |
| 607 |
|
dolights = 0; |
| 608 |
< |
op->listid = rgl_octlist(fpath, op->center, &op->radius); |
| 608 |
> |
domats = 1; |
| 609 |
> |
op->listid = rgl_octlist(fpath, op->center, &op->radius, &op->nlists); |
| 610 |
|
/* start rtrace */ |
| 611 |
|
rtargv[RTARGC-1] = fpath; |
| 612 |
|
rtargv[RTARGC] = NULL; |
| 613 |
< |
open_process(op->rtp, rtargv); |
| 613 |
> |
op->rtp = sp_inactive; |
| 614 |
> |
open_process(&op->rtp, rtargv); |
| 615 |
|
/* insert into main list */ |
| 616 |
|
op->next = dobjects; |
| 617 |
|
curobj = dobjects = op; |
| 620 |
|
} |
| 621 |
|
|
| 622 |
|
|
| 623 |
< |
dobj_unload(nam) /* free the named object */ |
| 624 |
< |
char *nam; |
| 623 |
> |
int |
| 624 |
> |
dobj_unload( /* free the named object */ |
| 625 |
> |
char *nam |
| 626 |
> |
) |
| 627 |
|
{ |
| 628 |
< |
register DOBJECT *op; |
| 628 |
> |
DOBJECT *op; |
| 629 |
|
|
| 630 |
|
if ((op = getdobj(nam)) == NULL) { |
| 631 |
|
error(COMMAND, "no object"); |
| 637 |
|
} |
| 638 |
|
|
| 639 |
|
|
| 640 |
< |
dobj_cleanup() /* free all resources */ |
| 640 |
> |
int |
| 641 |
> |
dobj_cleanup(void) /* free all resources */ |
| 642 |
|
{ |
| 643 |
< |
register DLIGHTS *lp; |
| 643 |
> |
DLIGHTS *lp; |
| 644 |
|
|
| 645 |
|
while (dobjects != NULL) |
| 646 |
|
freedobj(dobjects); |
| 647 |
|
savedxf(curobj = NULL); |
| 648 |
|
while ((lp = dlightsets) != NULL) { |
| 649 |
|
dlightsets = lp->next; |
| 650 |
< |
free((char *)lp); |
| 650 |
> |
free((void *)lp); |
| 651 |
|
} |
| 652 |
|
return(1); |
| 653 |
|
} |
| 654 |
|
|
| 655 |
|
|
| 656 |
< |
dobj_xform(nam, add, ac, av) /* set/add transform for nam */ |
| 657 |
< |
char *nam; |
| 658 |
< |
int add, ac; |
| 659 |
< |
char **av; |
| 656 |
> |
int |
| 657 |
> |
dobj_xform( /* set/add transform for nam */ |
| 658 |
> |
char *nam, |
| 659 |
> |
int rel, |
| 660 |
> |
int ac, |
| 661 |
> |
char **av |
| 662 |
> |
) |
| 663 |
|
{ |
| 664 |
< |
register DOBJECT *op; |
| 664 |
> |
DOBJECT *op; |
| 665 |
> |
FVECT cent; |
| 666 |
> |
double rad; |
| 667 |
> |
char scoord[16]; |
| 668 |
> |
int i; |
| 669 |
|
|
| 670 |
|
if ((op = getdobj(nam)) == NULL) { |
| 671 |
|
error(COMMAND, "no object"); |
| 672 |
|
return(0); |
| 673 |
|
} |
| 674 |
< |
if (add) add = op->xfac; |
| 675 |
< |
if (ac + add > MAXAC) { |
| 674 |
> |
if (rel) |
| 675 |
> |
rel = op->xfac + 8; |
| 676 |
> |
if (ac + rel > MAXAC) { |
| 677 |
|
error(COMMAND, "too many transform arguments"); |
| 678 |
|
return(0); |
| 679 |
|
} |
| 680 |
< |
savedxf(curobj = op); |
| 681 |
< |
if (!add) |
| 680 |
> |
savedxf(curobj = op); /* remember current transform */ |
| 681 |
> |
if (rel && ac == 4 && !strcmp(av[0], "-t")) |
| 682 |
> |
rel = -1; /* don't move for translate */ |
| 683 |
> |
else { |
| 684 |
> |
getdcent(cent, op); /* don't move if near orig. */ |
| 685 |
> |
rad = getdrad(op); |
| 686 |
> |
if (DOT(cent,cent) < rad*rad) |
| 687 |
> |
rel = -1; |
| 688 |
> |
} |
| 689 |
> |
if (!rel) { /* remove old transform */ |
| 690 |
|
while (op->xfac) |
| 691 |
|
freestr(op->xfav[--op->xfac]); |
| 692 |
+ |
} else if (rel > 0) { /* relative move */ |
| 693 |
+ |
op->xfav[op->xfac++] = savestr("-t"); |
| 694 |
+ |
for (i = 0; i < 3; i++) { |
| 695 |
+ |
sprintf(scoord, "%.4e", -cent[i]); |
| 696 |
+ |
op->xfav[op->xfac++] = savestr(scoord); |
| 697 |
+ |
} |
| 698 |
+ |
} |
| 699 |
|
while (ac--) |
| 700 |
|
op->xfav[op->xfac++] = savestr(*av++); |
| 701 |
+ |
if (rel > 0) { /* move back */ |
| 702 |
+ |
op->xfav[op->xfac++] = savestr("-t"); |
| 703 |
+ |
for (i = 0; i < 3; i++) { |
| 704 |
+ |
sprintf(scoord, "%.4e", cent[i]); |
| 705 |
+ |
op->xfav[op->xfac++] = savestr(scoord); |
| 706 |
+ |
} |
| 707 |
+ |
} |
| 708 |
|
op->xfav[op->xfac] = NULL; |
| 709 |
|
if (fullxf(&op->xfb, op->xfac, op->xfav) != op->xfac) { |
| 710 |
|
error(COMMAND, "bad transform arguments"); |
| 718 |
|
} |
| 719 |
|
|
| 720 |
|
|
| 721 |
< |
dobj_putstats(nam, fp) /* put out statistics for nam */ |
| 722 |
< |
char *nam; |
| 723 |
< |
FILE *fp; |
| 721 |
> |
int |
| 722 |
> |
dobj_putstats( /* put out statistics for nam */ |
| 723 |
> |
char *nam, |
| 724 |
> |
FILE *fp |
| 725 |
> |
) |
| 726 |
|
{ |
| 727 |
|
FVECT ocent; |
| 728 |
< |
register DOBJECT *op; |
| 729 |
< |
register int i; |
| 728 |
> |
DOBJECT *op; |
| 729 |
> |
int i; |
| 730 |
|
|
| 731 |
|
if (nam == NULL) { |
| 732 |
|
error(COMMAND, "no current object"); |
| 743 |
|
return(0); |
| 744 |
|
} |
| 745 |
|
getdcent(ocent, op); |
| 746 |
< |
fprintf(fp, "%s: %s, center [%f %f %f], radius %f", op->name, |
| 746 |
> |
fprintf(fp, "%s: %s, center [%g %g %g], radius %g", op->name, |
| 747 |
|
op->drawcode==DO_HIDE ? "hidden" : |
| 748 |
|
op->drawcode==DO_LIGHT && op->ol!=NULL ? "lighted" : |
| 749 |
|
"shown", |
| 761 |
|
} |
| 762 |
|
|
| 763 |
|
|
| 764 |
< |
dobj_unmove() /* undo last transform change */ |
| 764 |
> |
int |
| 765 |
> |
dobj_unmove(void) /* undo last transform change */ |
| 766 |
|
{ |
| 767 |
|
int txfac; |
| 768 |
|
char *txfav[MAXAC+1]; |
| 772 |
|
return(0); |
| 773 |
|
} |
| 774 |
|
/* hold last transform */ |
| 775 |
< |
bcopy((char *)lastxfav, (char *)txfav, |
| 775 |
> |
memcpy((void *)txfav, (void *)lastxfav, |
| 776 |
|
(txfac=lastxfac)*sizeof(char *)); |
| 777 |
|
/* save this transform */ |
| 778 |
< |
bcopy((char *)curobj->xfav, (char *)lastxfav, |
| 778 |
> |
memcpy((void *)lastxfav, (void *)curobj->xfav, |
| 779 |
|
(lastxfac=curobj->xfac)*sizeof(char *)); |
| 780 |
|
/* copy back last transform */ |
| 781 |
< |
bcopy((char *)txfav, (char *)curobj->xfav, |
| 781 |
> |
memcpy((void *)curobj->xfav, (void *)txfav, |
| 782 |
|
(curobj->xfac=txfac)*sizeof(char *)); |
| 783 |
|
/* set matrices */ |
| 784 |
|
fullxf(&curobj->xfb, curobj->xfac, curobj->xfav); |
| 788 |
|
} |
| 789 |
|
|
| 790 |
|
|
| 791 |
< |
dobj_dup(oldnm, nam) /* duplicate object oldnm as nam */ |
| 792 |
< |
char *oldnm, *nam; |
| 791 |
> |
int |
| 792 |
> |
dobj_dup( /* duplicate object oldnm as nam */ |
| 793 |
> |
char *oldnm, |
| 794 |
> |
char *nam |
| 795 |
> |
) |
| 796 |
|
{ |
| 797 |
< |
register DOBJECT *op, *opdup; |
| 797 |
> |
DOBJECT *op, *opdup; |
| 798 |
|
/* check arguments */ |
| 799 |
|
if ((op = getdobj(oldnm)) == NULL) { |
| 800 |
|
error(COMMAND, "no object"); |
| 804 |
|
error(COMMAND, "missing name"); |
| 805 |
|
return(0); |
| 806 |
|
} |
| 807 |
< |
if (*nam == '*' | *nam == '-') { |
| 807 |
> |
if ((*nam == '*') | (*nam == '-')) { |
| 808 |
|
error(COMMAND, "illegal name"); |
| 809 |
|
return(0); |
| 810 |
|
} |
| 816 |
|
opdup = (DOBJECT *)malloc(sizeof(DOBJECT)); |
| 817 |
|
if (opdup == NULL) |
| 818 |
|
error(SYSTEM, "out of memory in dobj_dup"); |
| 819 |
< |
copystruct(opdup, op); |
| 819 |
> |
*opdup = *op; |
| 820 |
|
/* rename */ |
| 821 |
|
strcpy(opdup->name, nam); |
| 822 |
|
/* get our own copy of transform */ |
| 830 |
|
} |
| 831 |
|
|
| 832 |
|
|
| 833 |
< |
dobj_lighting(nam, cn) /* set up lighting for display object */ |
| 834 |
< |
char *nam; |
| 835 |
< |
int cn; |
| 833 |
> |
int |
| 834 |
> |
dobj_lighting( /* set up lighting for display object */ |
| 835 |
> |
char *nam, |
| 836 |
> |
int cn |
| 837 |
> |
) |
| 838 |
|
{ |
| 839 |
|
int i, res[2]; |
| 840 |
|
VIEW *dv; |
| 841 |
< |
register DOBJECT *op; |
| 841 |
> |
DOBJECT *op; |
| 842 |
|
|
| 843 |
|
if (nam == NULL) { |
| 844 |
|
error(COMMAND, "no current object"); |
| 866 |
|
beam_view(dv, res[0], res[1]); |
| 867 |
|
beam_sync(1); /* update server */ |
| 868 |
|
} |
| 869 |
+ |
return 0; /* XXX not sure if this is the right value */ |
| 870 |
|
} |
| 871 |
|
|
| 872 |
|
|
| 873 |
|
double |
| 874 |
< |
dobj_trace(nm, rorg, rdir) /* check for ray intersection with object(s) */ |
| 875 |
< |
char nm[]; |
| 876 |
< |
FVECT rorg, rdir; |
| 874 |
> |
dobj_trace( /* check for ray intersection with object(s) */ |
| 875 |
> |
char nm[], |
| 876 |
> |
FVECT rorg, |
| 877 |
> |
FVECT rdir |
| 878 |
> |
) |
| 879 |
|
{ |
| 880 |
< |
register DOBJECT *op; |
| 880 |
> |
DOBJECT *op; |
| 881 |
|
FVECT xorg, xdir; |
| 882 |
|
double darr[6]; |
| 883 |
|
/* check each visible object? */ |
| 909 |
|
VCOPY(darr, rorg); VCOPY(darr+3, rdir); |
| 910 |
|
} |
| 911 |
|
/* trace it */ |
| 912 |
< |
if (process(op->rtp, darr, darr, sizeof(double), |
| 912 |
> |
if (process(&op->rtp, (char *)darr, (char *)darr, sizeof(double), |
| 913 |
|
6*sizeof(double)) != sizeof(double)) |
| 914 |
|
error(SYSTEM, "rtrace communication error"); |
| 915 |
|
/* return distance */ |
| 919 |
|
} |
| 920 |
|
|
| 921 |
|
|
| 922 |
< |
dobj_render() /* render our objects in OpenGL */ |
| 922 |
> |
int |
| 923 |
> |
dobj_render(void) /* render our objects in OpenGL */ |
| 924 |
|
{ |
| 925 |
+ |
int nrendered = 0; |
| 926 |
|
GLboolean normalizing; |
| 927 |
|
GLfloat vec[4]; |
| 928 |
|
FVECT v1; |
| 929 |
< |
register DOBJECT *op; |
| 930 |
< |
register int i; |
| 929 |
> |
DOBJECT *op; |
| 930 |
> |
int i; |
| 931 |
|
/* anything to render? */ |
| 932 |
|
for (op = dobjects; op != NULL; op = op->next) |
| 933 |
|
if (op->drawcode != DO_HIDE) |
| 934 |
|
break; |
| 935 |
|
if (op == NULL) |
| 936 |
< |
return(1); |
| 936 |
> |
return(0); |
| 937 |
|
/* set up general rendering params */ |
| 938 |
|
glGetBooleanv(GL_NORMALIZE, &normalizing); |
| 939 |
|
glPushAttrib(GL_LIGHTING_BIT|GL_TRANSFORM_BIT|GL_ENABLE_BIT| |
| 955 |
|
continue; |
| 956 |
|
/* set up lighting */ |
| 957 |
|
if (op->drawcode == DO_LIGHT && op->ol != NULL) { |
| 958 |
< |
BYTE pval; |
| 958 |
> |
uby8 pval; |
| 959 |
|
double expval, d; |
| 960 |
|
/* use computed sources */ |
| 961 |
< |
if (tmMapPixels(&pval, &op->ol->larb, TM_NOCHROM, 1) |
| 962 |
< |
!= TM_E_OK) |
| 961 |
> |
if (tmMapPixels(tmGlobal, &pval, &op->ol->larb, |
| 962 |
> |
TM_NOCHROM, 1) != TM_E_OK) |
| 963 |
|
error(CONSISTENCY, "dobj_render w/o tone map"); |
| 964 |
|
expval = pval * (WHTEFFICACY/256.) / |
| 965 |
|
tmLuminance(op->ol->larb); |
| 1005 |
|
} |
| 1006 |
|
/* set up object transform */ |
| 1007 |
|
if (op->xfac) { |
| 1008 |
< |
if (!normalizing && op->xfb.f.sca < 1.-FTINY | |
| 1009 |
< |
op->xfb.f.sca > 1.+FTINY) |
| 1008 |
> |
if (!normalizing && (op->xfb.f.sca < 1.-FTINY) | |
| 1009 |
> |
(op->xfb.f.sca > 1.+FTINY)) |
| 1010 |
|
glEnable(GL_NORMALIZE); |
| 1011 |
|
glMatrixMode(GL_MODELVIEW); |
| 1012 |
|
glPushMatrix(); |
| 1019 |
|
} |
| 1020 |
|
/* render the display list */ |
| 1021 |
|
glCallList(op->listid); |
| 1022 |
+ |
nrendered++; |
| 1023 |
|
/* restore matrix */ |
| 1024 |
|
if (op->xfac) { |
| 1025 |
|
glMatrixMode(GL_MODELVIEW); |
| 1037 |
|
} |
| 1038 |
|
glPopAttrib(); /* restore rendering params */ |
| 1039 |
|
rgl_checkerr("rendering objects in dobj_render"); |
| 1040 |
< |
return(1); |
| 1040 |
> |
return(nrendered); |
| 1041 |
|
} |