| 47 |
|
|
| 48 |
|
|
| 49 |
|
#define SAMP32 (32*(2*sizeof(short)+sizeof(union ODfunion)+sizeof(TMbright)+\ |
| 50 |
< |
6*sizeof(BYTE))+sizeof(int4)) |
| 50 |
> |
6*sizeof(BYTE))+sizeof(int32)) |
| 51 |
|
|
| 52 |
< |
int |
| 53 |
< |
odInit(n) /* initialize drawing routines */ |
| 54 |
< |
int n; |
| 52 |
> |
static int sampcmp(const void *s0, const void *s1); |
| 53 |
> |
static int odAllocBlockSamp(int vn, int hh, int vh, double prox); |
| 54 |
> |
static int make_arms(GLshort ar[MAXFAN][3], short cp[2], struct ODview *vp, |
| 55 |
> |
double sz); |
| 56 |
> |
static int depthchange(struct ODview *vp, int x0, int y0, int x1, int y1); |
| 57 |
> |
static void clip_edge(GLshort p[3], short o[2], struct ODview *vp); |
| 58 |
> |
static int getblock(struct ODview *vp, int h, int v); |
| 59 |
> |
static int blockedge(struct ODview *vp, int bi0, int bi1); |
| 60 |
> |
static void odDrawSamp(int vn, int id); |
| 61 |
> |
|
| 62 |
> |
|
| 63 |
> |
extern int |
| 64 |
> |
odInit( /* initialize drawing routines */ |
| 65 |
> |
int n |
| 66 |
> |
) |
| 67 |
|
{ |
| 68 |
|
int nbytes, i, j, k, nextsamp, count, blockdiv; |
| 69 |
|
int res[2]; |
| 99 |
|
return(0); |
| 100 |
|
/* assign larger alignment types earlier */ |
| 101 |
|
odS.f = (union ODfunion *)odS.base; |
| 102 |
< |
odS.redraw = (int4 *)(odS.f + n); |
| 102 |
> |
odS.redraw = (int32 *)(odS.f + n); |
| 103 |
|
odS.ip = (short (*)[2])(odS.redraw + n/32); |
| 104 |
|
odS.brt = (TMbright *)(odS.ip + n); |
| 105 |
|
odS.chr = (BYTE (*)[3])(odS.brt + n); |
| 129 |
|
if (odView[i].vlow < 1) odView[i].vlow = 1; |
| 130 |
|
odView[i].emap = NULL; |
| 131 |
|
odView[i].dmap = NULL; |
| 132 |
< |
odView[i].pmap = (int4 *)calloc(FL4NELS(res[0]*res[1]), |
| 133 |
< |
sizeof(int4)); |
| 132 |
> |
odView[i].pmap = (int32 *)calloc(FL4NELS(res[0]*res[1]), |
| 133 |
> |
sizeof(int32)); |
| 134 |
|
if (odView[i].pmap == NULL) |
| 135 |
|
return(0); |
| 136 |
|
j = odView[i].hlow*odView[i].vlow; |
| 169 |
|
|
| 170 |
|
|
| 171 |
|
int |
| 172 |
< |
sampcmp(s0, s1) /* sample order, descending proximity */ |
| 173 |
< |
int *s0, *s1; |
| 172 |
> |
sampcmp( /* sample order, descending proximity */ |
| 173 |
> |
const void *s0, |
| 174 |
> |
const void *s1 |
| 175 |
> |
) |
| 176 |
|
{ |
| 177 |
< |
register double diff = odS.closeness(*s1) - odS.closeness(*s0); |
| 177 |
> |
register double diff = odS.closeness(*(int*)s1) - odS.closeness(*(int*)s0); |
| 178 |
|
|
| 179 |
|
return (diff > FTINY ? 1 : diff < -FTINY ? -1 : 0); |
| 180 |
|
} |
| 181 |
|
|
| 182 |
|
|
| 183 |
|
int |
| 184 |
< |
odAllocBlockSamp(vn, hh, vh, prox) /* allocate sample from block */ |
| 185 |
< |
int vn, hh, vh; |
| 186 |
< |
double prox; |
| 184 |
> |
odAllocBlockSamp( /* allocate sample from block */ |
| 185 |
> |
int vn, |
| 186 |
> |
int hh, |
| 187 |
> |
int vh, |
| 188 |
> |
double prox |
| 189 |
> |
) |
| 190 |
|
{ |
| 191 |
|
int si[SAMPSPERBLOCK+SAMPSPERBLOCK/4]; |
| 192 |
|
int hl, vl; |
| 193 |
|
VIEW *vw; |
| 177 |
– |
FVECT ro, rd; |
| 194 |
|
int res[2]; |
| 195 |
|
register struct ODblock *bp; |
| 196 |
|
register int i, j; |
| 225 |
|
} |
| 226 |
|
if (bp->free != ENDFREE) { /* allocate from free list */ |
| 227 |
|
i = bp->free; |
| 228 |
< |
if (odS.ip[i][0] >= 0 & odS.ip[i][1] >= 0) |
| 228 |
> |
if ((odS.ip[i][0] >= 0) & (odS.ip[i][1] >= 0)) |
| 229 |
|
CLR4(odView[vn].pmap, odS.ip[i][1]*odView[vn].hhi + |
| 230 |
|
odS.ip[i][0]); |
| 231 |
|
bp->free = odS.nextfree(i); |
| 261 |
|
} |
| 262 |
|
|
| 263 |
|
|
| 264 |
< |
odSample(c, d, p) /* add a sample value */ |
| 265 |
< |
COLR c; |
| 266 |
< |
FVECT d, p; |
| 264 |
> |
extern void |
| 265 |
> |
odSample( /* add a sample value */ |
| 266 |
> |
COLR c, |
| 267 |
> |
FVECT d, |
| 268 |
> |
FVECT p |
| 269 |
> |
) |
| 270 |
|
{ |
| 271 |
|
FVECT disp; |
| 272 |
|
double d0, d1, h, v, prox; |
| 327 |
|
} |
| 328 |
|
|
| 329 |
|
|
| 330 |
< |
odRemap(newhist) /* recompute tone mapping */ |
| 331 |
< |
int newhist; |
| 330 |
> |
extern void |
| 331 |
> |
odRemap( /* recompute tone mapping */ |
| 332 |
> |
int newhist |
| 333 |
> |
) |
| 334 |
|
{ |
| 335 |
|
needmapping |= NEWMAP|NEWRGB; |
| 336 |
|
if (newhist) |
| 338 |
|
} |
| 339 |
|
|
| 340 |
|
|
| 341 |
< |
odRedrawAll() /* mark all samples for redraw */ |
| 341 |
> |
extern void |
| 342 |
> |
odRedrawAll(void) /* mark all samples for redraw */ |
| 343 |
|
{ |
| 344 |
|
register int i; |
| 345 |
|
|
| 354 |
|
} |
| 355 |
|
|
| 356 |
|
|
| 357 |
< |
odRedraw(vn, hmin, vmin, hmax, vmax) /* redraw view region */ |
| 358 |
< |
int vn, hmin, vmin, hmax, vmax; |
| 357 |
> |
extern void |
| 358 |
> |
odRedraw( /* redraw view region */ |
| 359 |
> |
int vn, |
| 360 |
> |
int hmin, |
| 361 |
> |
int vmin, |
| 362 |
> |
int hmax, |
| 363 |
> |
int vmax |
| 364 |
> |
) |
| 365 |
|
{ |
| 366 |
|
int i, j; |
| 367 |
|
register struct ODblock *bp; |
| 368 |
|
register int k; |
| 369 |
|
|
| 370 |
< |
if (vn<0 | vn>=odNViews) |
| 370 |
> |
if ((vn<0) | (vn>=odNViews)) |
| 371 |
|
return; |
| 372 |
|
/* check view limits */ |
| 373 |
|
if (hmin < 0) hmin = 0; |
| 374 |
|
if (hmax >= odView[vn].hhi) hmax = odView[vn].hhi-1; |
| 375 |
|
if (vmin < 0) vmin = 0; |
| 376 |
|
if (vmax >= odView[vn].vhi) vmax = odView[vn].vhi-1; |
| 377 |
< |
if (hmax <= hmin | vmax <= vmin) |
| 377 |
> |
if ((hmax <= hmin) | (vmax <= vmin)) |
| 378 |
|
return; |
| 379 |
|
/* convert to low resolution */ |
| 380 |
|
hmin = hmin * odView[vn].hlow / odView[vn].hhi; |
| 394 |
|
} |
| 395 |
|
|
| 396 |
|
|
| 397 |
< |
odDepthMap(vn, dm) /* assign depth map for view */ |
| 398 |
< |
int vn; |
| 399 |
< |
GLfloat *dm; |
| 397 |
> |
extern void |
| 398 |
> |
odDepthMap( /* assign depth map for view */ |
| 399 |
> |
int vn, |
| 400 |
> |
GLfloat *dm |
| 401 |
> |
) |
| 402 |
|
{ |
| 403 |
|
double d0, d1; |
| 404 |
|
int i, j, hmin, hmax, vmin, vmax; |
| 405 |
|
register int k, l; |
| 406 |
|
|
| 407 |
|
if (dm == NULL) { /* free edge map */ |
| 408 |
< |
if (vn<0 | vn>=odNViews) |
| 408 |
> |
if ((vn<0) | (vn>=odNViews)) |
| 409 |
|
return; /* too late -- they're gone! */ |
| 410 |
|
if (odView[vn].emap != NULL) |
| 411 |
|
free((void *)odView[vn].emap); |
| 417 |
|
"bad view number in odDepthMap"); |
| 418 |
|
odView[vn].dmap = dm; /* initialize edge map */ |
| 419 |
|
if (odView[vn].emap == NULL) { |
| 420 |
< |
odView[vn].emap = (int4 *)malloc( |
| 421 |
< |
FL4NELS(odView[vn].hlow*odView[vn].vlow)*sizeof(int4)); |
| 420 |
> |
odView[vn].emap = (int32 *)malloc( |
| 421 |
> |
FL4NELS(odView[vn].hlow*odView[vn].vlow)*sizeof(int32)); |
| 422 |
|
if (odView[vn].emap == NULL) |
| 423 |
|
error(SYSTEM, "out of memory in odDepthMap"); |
| 424 |
|
} |
| 469 |
|
} |
| 470 |
|
|
| 471 |
|
|
| 472 |
< |
odUpdate(vn) /* update this view */ |
| 473 |
< |
int vn; |
| 472 |
> |
extern void |
| 473 |
> |
odUpdate( /* update this view */ |
| 474 |
> |
int vn |
| 475 |
> |
) |
| 476 |
|
{ |
| 477 |
|
static short primes[] = {9431,6803,4177,2659,1609,887,587,251,47,1}; |
| 478 |
|
int myprime; |
| 577 |
|
|
| 578 |
|
|
| 579 |
|
static int |
| 580 |
< |
make_arms(ar, cp, vp, sz) /* make arms for triangle fan */ |
| 581 |
< |
GLshort ar[MAXFAN][3]; |
| 582 |
< |
short cp[2]; |
| 583 |
< |
register struct ODview *vp; |
| 584 |
< |
double sz; |
| 580 |
> |
make_arms( /* make arms for triangle fan */ |
| 581 |
> |
GLshort ar[MAXFAN][3], |
| 582 |
> |
short cp[2], |
| 583 |
> |
register struct ODview *vp, |
| 584 |
> |
double sz |
| 585 |
> |
) |
| 586 |
|
{ |
| 587 |
|
int na, dv; |
| 588 |
|
double hrad, vrad, phi; |
| 608 |
|
|
| 609 |
|
|
| 610 |
|
static int |
| 611 |
< |
depthchange(vp, x0, y0, x1, y1) /* check depth discontinuity */ |
| 612 |
< |
register struct ODview *vp; |
| 613 |
< |
int x0, y0, x1, y1; |
| 611 |
> |
depthchange( /* check depth discontinuity */ |
| 612 |
> |
register struct ODview *vp, |
| 613 |
> |
int x0, |
| 614 |
> |
int y0, |
| 615 |
> |
int x1, |
| 616 |
> |
int y1 |
| 617 |
> |
) |
| 618 |
|
{ |
| 619 |
|
register double d0, d1; |
| 620 |
|
|
| 621 |
|
DCHECK(x0<0 | x0>=vp->hhi | y0<0 | y0>=vp->vhi, |
| 622 |
|
CONSISTENCY, "coordinates off view in depthchange"); |
| 623 |
|
|
| 624 |
< |
if (x1<0 | x1>=vp->hhi | y1<0 | y1>=vp->vhi) |
| 624 |
> |
if ((x1<0) | (x1>=vp->hhi) | (y1<0) | (y1>=vp->vhi)) |
| 625 |
|
return(1); |
| 626 |
|
|
| 627 |
|
d0 = vp->dmap[y0*vp->hhi + x0]; |
| 631 |
|
} |
| 632 |
|
|
| 633 |
|
|
| 634 |
< |
static |
| 635 |
< |
clip_edge(p, o, vp) /* clip line segment to depth edge */ |
| 636 |
< |
GLshort p[3]; |
| 637 |
< |
short o[2]; |
| 638 |
< |
register struct ODview *vp; |
| 634 |
> |
static void |
| 635 |
> |
clip_edge( /* clip line segment to depth edge */ |
| 636 |
> |
GLshort p[3], |
| 637 |
> |
short o[2], |
| 638 |
> |
register struct ODview *vp |
| 639 |
> |
) |
| 640 |
|
{ |
| 641 |
|
int x, y, xstep, ystep, rise, rise2, run, run2, n; |
| 642 |
|
|
| 677 |
|
|
| 678 |
|
|
| 679 |
|
static int |
| 680 |
< |
getblock(vp, h, v) /* get block index */ |
| 681 |
< |
register struct ODview *vp; |
| 682 |
< |
register int h, v; |
| 680 |
> |
getblock( /* get block index */ |
| 681 |
> |
register struct ODview *vp, |
| 682 |
> |
register int h, |
| 683 |
> |
register int v |
| 684 |
> |
) |
| 685 |
|
{ |
| 686 |
< |
if (h<0 | h>=vp->hhi | v<0 | v>=vp->vhi) |
| 686 |
> |
if ((h<0) | (h>=vp->hhi) | (v<0) | (v>=vp->vhi)) |
| 687 |
|
return(-1); |
| 688 |
|
return(h*vp->hlow/vp->hhi + v*vp->vlow/vp->vhi*vp->hlow); |
| 689 |
|
} |
| 690 |
|
|
| 691 |
|
|
| 692 |
|
static int |
| 693 |
< |
blockedge(vp, bi0, bi1) /* check for edge between blocks? */ |
| 694 |
< |
register struct ODview *vp; |
| 695 |
< |
register int bi0, bi1; |
| 693 |
> |
blockedge( /* check for edge between blocks? */ |
| 694 |
> |
register struct ODview *vp, |
| 695 |
> |
register int bi0, |
| 696 |
> |
register int bi1 |
| 697 |
> |
) |
| 698 |
|
{ |
| 699 |
|
if (bi1 == bi0) |
| 700 |
|
return(0); /* same block */ |
| 709 |
|
} |
| 710 |
|
|
| 711 |
|
|
| 712 |
< |
odDrawSamp(vn, id) /* draw view sample */ |
| 713 |
< |
int vn; |
| 714 |
< |
register int id; |
| 712 |
> |
static void |
| 713 |
> |
odDrawSamp( /* draw view sample */ |
| 714 |
> |
int vn, |
| 715 |
> |
register int id |
| 716 |
> |
) |
| 717 |
|
{ |
| 718 |
|
GLshort arm[MAXFAN][3]; |
| 719 |
|
int narms, blockindex; |